US Pat. No. 10,558,146

DEVELOPER ACCOMMODATING UNIT, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A developing accommodating unit comprising:a container body provided with a space for accommodating developer, the container body provided with a plurality of openings for discharging the developer from the space, the container body including (i) an inside surface facing the space and (ii) an outside surface positioned on the back of the inside surface;
a sealing member attached to the outside surface of the container body so as to cover the plurality of openings; and
an urging member for urging the container body toward an inside of the space,
wherein the container body is deformable toward the inside of the space, and the container body is deformable toward an outside of the space.

US Pat. No. 10,558,144

DEVELOPING CARTRIDGE, DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS HAVING THE SAME

HEWLETT-PACKARD DEVELOPME...

1. A developing cartridge comprising:a toner storing portion to store toner;
a developing portion disposed below the toner storing portion;
a partition wall formed between the developing portion and the toner storing portion, the partition wall having a toner supply opening through which the toner in the toner storing portion is to be supplied to the developing portion;
a storing-portion agitating member rotatably disposed in the toner storing portion to rotate to move the toner in the toner storing portion toward the toner supply opening;
a developing-portion agitating member rotatably disposed in the developing portion to rotate while the storing-portion agitating member rotates; and
a supply roller located below the developing-portion agitating member,
wherein the developing-portion agitating member is to rotate to move the toner in the developing portion toward the supply roller.

US Pat. No. 10,558,143

IMAGE FORMING APPARATUS THAT CONTROLS A THERMAL FIXING CONDITION OF A FIXING PORTION BASED ON THERMAL CHARACTERISTIC INFORMATION OF TONER

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:an apparatus main body;
a plurality of cartridges configured to contain toners of a plurality of different colors, and configured to be detachably attached to the apparatus main body, each of the plurality of cartridges including a storage element that stores thermal characteristic information specific to the type of the toner contained therein, the toner being classified into one of at least two types of toner including a first type of toner and a second type of toner that are different from each other based on a degree of fixing performance of the toner to the recording material;
a reading portion configured to read the thermal characteristic information stored in the storage element of each of the plurality of cartridges, and to output the read thermal characteristic information for a combination of the plurality of cartridges;
a fixing portion configured to perform a fixing operation of thermally fixing a toner image, which is formed by the toners of the plurality of different colors contained in the plurality of cartridges, respectively, onto a recording material; and
a control portion configured (i) to receive the read thermal characteristic information, output by the reading portion, for the combination of the plurality of cartridges, and (ii) to set a fixing temperature for the fixing operation performed by the fixing portion based on the received thermal characteristic information for the combination of the plurality of cartridges,
wherein, if the received thermal characteristic information for the combination of the plurality of cartridges indicates that a toner, of the toners of the plurality of different colors, that is transferred first to the recording material is the first type of toner, the control portion sets the fixing temperature to be a first fixing temperature that is within a first fixing temperature range, and, if the received thermal characteristic information for the combination of the plurality of cartridges indicates that the toner that is transferred first to the recording material is the second type of toner, the control portion sets the fixing temperature to be a second fixing temperature that is within a second fixing temperature range, the second fixing temperature range being different, at least in part, from the first fixing temperature range, and the first fixing temperature range and the second fixing temperature range being set for optimal fixing of the toner that is transferred first to the recording material.

US Pat. No. 10,558,141

IMAGE FORMING APPARATUS, DEVELOPING DEVICE, AND DEVELOPER LIQUID-LEVEL DETECTION PROGRAM

KONICA MINOLTA, INC., To...

1. An image forming apparatus comprising:a developer casing that accommodates a developer;
a developer detector that is disposed in the developer casing, and that detects, based on magnetic force, the developer from a plurality of detection ranges that is close to each other and is disposed side by side in a vertical direction in the developer casing; and
a hardware processor that performs control of detecting a liquid level position of the developer in the developer casing, based on a detection result detected by the developer detector,
wherein the hardware processor:
determines, based on a difference value between output values of the developer detector in two detection ranges adjacent to each other in the vertical direction, among the plurality of detection ranges, whether or not a first output value in an upper detection range of the two detection ranges is to be used for detecting the liquid level position of the developer; and
detects, in a case where determining that the first output value is to be used for detecting the liquid level position of the developer, the liquid level position of the developer with the first output value.

US Pat. No. 10,558,139

IMAGE FORMING APPARATUS AND DRUM UNIT

Brother Kogyo Kabushiki K...

1. An image forming apparatus, comprising:a main housing:
a drum unit detachable from the main housing, the drum unit comprising:
a photosensitive drum assembly;
a bearing supporting the photosensitive drum assembly rotatably; and
a drum frame supporting the bearing; and
an exposure head comprising:
a plurality of light emitters aligned along an axial direction which is a direction of a rotation axis of the photosensitive drum assembly;
a lens array for focusing light from the light emitters on the photosensitive drum assembly; and
a head frame supporting the light emitters and the lens array,
wherein the bearing includes:
a contact face being in contact with the exposure head along a direction of an optical axis of the light; and
a face being in contact at least partly with the drum frame in a rotating direction of the photosensitive drum assembly.

US Pat. No. 10,558,138

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus which forms a toner image on a recording material, the image forming apparatus comprising:a plurality of image forming units each of which includes an image bearing member, a charging member which performs contact charging on the image bearing member, an exposure unit which exposes the image bearing member charged by the charging member, and a developer bearing member which forms the toner image of a normal polarity on the image bearing member;
a charging voltage applying unit configured to apply a charging voltage to the charging member; and
a controller configured to control the charging voltage applying unit,
wherein a remaining toner which is not used in image formation and remains on the image bearing member is collected by the developer bearing member in an image forming operation of forming the toner image in each of the image forming units,
wherein the controller controls the charging voltage applying unit such that the charging voltage is applied in a direction in which a toner charged in an opposite polarity relative to a toner charged in a normal polarity is moved from the image bearing member to the charging member in an image forming period for executing the image forming operation, and the charging voltage is applied in a direction in which the toner charged in the opposite polarity is moved from the charging member to the image bearing member in a cleaning period in which a cleaning operation of cleaning the charging member is performed,
wherein, before the cleaning period, periods of time in which the image forming operation is executed to consecutively form the toner images on first to third recording materials in this order are determined as first to third image forming periods, respectively, a period of time which corresponds to an interval between the first and second image forming periods and in which the image forming operation is not executed is determined as a first interval time, and a period of time which corresponds to an interval between the second and third image forming periods and in which the image forming operation is not executed is determined as a second interval time, and
wherein the controller controls the charging voltage applying unit such that, in the first and second interval times, the charging voltage of a polarity the same as a polarity of the charging voltage in the image forming period is applied, and an absolute value of the charging voltage in the second interval time is larger than an absolute value of the charging voltage in the first interval time.

US Pat. No. 10,558,136

CHARGING MEMBER, MANUFACTURING METHOD OF CHARGING MEMBER, ELECTROPHOTOGRAPHIC APPARATUS, AND PROCESS CARTRIDGE

CANON KABUSHIKI KAISHA, ...

1. A charging member comprising:an electro-conductive support; and
an elastic layer,
wherein the elastic layer is a surface layer of the charging member, and is constituted by a mono layer,
the elastic layer includes domains and a matrix, the domains each containing carbon black and rubber, the matrix containing rubber and having an electrical resistance higher than that of the domains,
an outer surface of the charging member is constituted by a surface of the matrix and surfaces of the domains, and the charging member has concave portions on the outer surface,
the domains exist at bottom portions of the respective concave portions and are exposed to the outer surface of the charging member only at the bottom portions of the respective concave portions,
the elastic layer has a volume resistivity of 1×105 ?cm or more and 1×108 ?cm or less, and
when A1 is defined as a current value at the time of applying a direct current (DC) voltage of 80 V between the electro-conductive support and a cantilever of an atomic force microscope in contact with a surface of the matrix constituting the outer surface of the charging member and A2 is defined as a current value at the time of applying a DC voltage of 80 V between the electro-conductive support and a cantilever of an atomic force microscope in contact with surfaces of the respective domains constituting the outer surface of the charging member, A2 is 20 times or more of A1.

US Pat. No. 10,558,134

IMAGE FORMING APPARATUS

RICOH COMPANY, LTD., Tok...

1. An image forming apparatus, comprising:an intermediate transferor;
a plurality of image bearers arranged side by side along a movement direction of the intermediate transferor so as to face the intermediate transferor, and configured to bear latent images;
a plurality of developing devices configured to develop e latent images on the plurality of image bearers with different colors, respectively;
a plurality of developer containers configured to contain developers of the different colors; and
a plurality of developer supply devices corresponding to the plurality of developing devices and the plurality of developer containers, respectively, and configured to supply the developers contained in the plurality of developer containers to the plurality of developing devices, respectively,
wherein the plurality of developing devices, the plurality of developer containers, and the plurality of developer supply devices are configured to be rearrangeable for each color in the movement direction in such a manner that one or each of a developing device, a developer container, and a developer supply device corresponding to each color of the different colors is detachable from and attachable to the image forming apparatus, separately from a rest of the developing device, the developer container, and the developer supply device, and
wherein the image forming apparatus is configured to be available for use when colors of the developing device, the developer container, and the developer supply device correspond to each other after rearrangement of the plurality of developing devices, plurality of developer containers, and the plurality of developer supply devices.

US Pat. No. 10,558,133

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An electrophotographic photosensitive member comprising a support, a photosensitive layer and a protective layer in this order, whereinthe protective layer comprises:
a resin comprising a structure represented by a general formula (1) and a structure represented by a general formula (2); and
a compound represented by a general formula (3),
the molar ratio of the proportion of the structure represented by the general formula (2) to the proportion of the structure represented by the general formula (1) in the resin is 0.0002 or more and 0.1000 or less, and
the molar ratio of the content of the compound represented by the general formula (3) to the content of the structure represented by the general formula (1) in the resin in the protective layer is 0.0002 or more and 0.1000 or less:

wherein R1 is a substituted or unsubstituted alkylene group or a substituted or unsubstituted phenylene group; and R2 to R7 are each independently a hydrogen atom, a methyl group or an ethyl group,

wherein R8 is a hydrogen atom or a substituted or unsubstituted alkyl group having one to three carbon atoms; and R9 is a hydrogen atom, a methyl group or an ethyl group,

wherein R10 is a substituted or unsubstituted alkylene group or a substituted or unsubstituted phenylene group; and R11 to R15 are each independently a hydrogen atom, a methyl group or an ethyl group.

US Pat. No. 10,558,132

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An electrophotographic photosensitive member comprising a support and a surface layer, whereinthe surface layer contains a copolymer of a composition which contains at least a compound represented by the following general formula (1) and a compound represented by the following general formula (2),
a content of the compound represented by the general formula (1) in the composition is 25 mass % or more and 70 mass % or less with respect to a total content of the compound represented by the general formula (1) and the compound represented by the general formula (2), and
the total content of the compound represented by the general formula (1) and the compound represented by the general formula (2) is 55 mass % or more with respect to a total mass of the composition:

in the general formula (1), a and b are 0 or 1, p is an integer of 2 or more and 5 or less:
in the general formula (2), e is 0 or 1, q is an integer of 2 or more and 5 or less:
however, at least one of a, b, and e is 1.

US Pat. No. 10,558,130

METHODS FOR CONTROLLING LITHOGRAPHIC APPARATUS, LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD

ASNL Netherlands B.V., V...

1. A method comprising:obtaining a height map representing a topographical variation across a substrate;
decomposing the height map into a first height map component representing topographical variations associated with a device pattern and a second height map component representing other topographical variations; and
using the first height map component to configure a first algorithm of a focus controller of a lithographic apparatus and the second height map component to configure a second algorithm of the focus controller.

US Pat. No. 10,558,128

CONTROL DEVICE, LITHOGRAPHY APPARATUS, AND METHOD OF MANUFACTURING ARTICLE

CANON KABUSHIKI KAISHA, ...

1. A control device that performs position control of a control target by giving a feedforward manipulated value to the control target, wherein the control device is configured to:obtain, for each of a plurality of positions at which the control target is to be arranged, a measurement result of a first output response of the control target obtained when giving a first manipulated value to the control target;
determine a reference value of the first output response, based on the measurement results respectively obtained at the plurality of positions;
determine a second manipulated value by arraying a plurality of first manipulated values in time-series and multiplying each of the plurality of first manipulated values by a coefficient, wherein the coefficient is adjusted such that a difference between a second output response of the control target predicted when giving the second manipulated value to the control target and a target response falls within an allowable range, and the second output response is predicted based on a relationship between the first manipulated value and the reference value; and
set the feedforward manipulated value based on the second manipulated value.

US Pat. No. 10,558,125

EXPOSURE APPARATUS, EXPOSURE APPARATUS ADJUSTMENT METHOD AND STORAGE MEDIUM

Tokyo Electron Limited, ...

1. An exposure apparatus comprising:a stage on which a substrate is placed;
a plurality of light irradiation units configured to emit light independently of each other to different positions in a right and left direction on a surface of the substrate, so as to form a strip-like irradiation area extending from one end to the other end of the surface of the substrate in the right and left direction;
a stage moving mechanism configured to move the stage in a first area between a first end portion, where the substrate is transferred from an external transfer arm to the stage, and a second end portion, where a detection device is provided to detect an orientation of the substrate placed on the stage, and in a back and forth direction relative to the irradiation area;
a light-shielding partitioning wall disposed between the first area, where the stage moving mechanism moves the stage carrying the substrate between the first end portion and the second end portion, and a second area, where the irradiation area is provided, the light-shielding partitioning wall has an opening at an intermediate portion of the light-shielding partitioning wall so as to be between the first end portion and the second end portion in the first area, and adjacent to the irradiation area in the second area;
a shutter configured to close the opening;
a shutter moving mechanism configured to move the shutter between a closed position, which closes the opening, and an opened position, which opens the opening;
a controller configured to transmit control signals that make the exposure apparatus perform (i) a step that moves the substrate from the first end portion to the second end portion such that when the substrate is at the second end portion the shutter is moved from the closed position to the opened position, (ii) a step that moves the substrate from the second end portion to the first end portion so as to expose the whole surface of the substrate to the irradiation area, (iii) a step that moves the shutter to the closed position when the substrate is at the first end portion and then unload the substrate from the first end portion via the external transfer arm and (iv) a step that moves the shutter to the opened position when the substrate is not in the first area so as to expose the irradiation area to a light receiving unit;
the light receiving unit configured to detect an illuminance distribution of the irradiation area in the right and left direction of the irradiation area; and
a light receiving unit moving mechanism configured to move the light receiving unit within the irradiation area between one end and the other end of the irradiation area in the right and left direction in order to allow the light receiving unit to detect the illuminance distribution of the irradiation area,
wherein the light receiving unit and the light receiving unit moving mechanism are separated from the stage and the stage moving mechanism such that movement of the stage will not result in any movement of the light receiving unit.

US Pat. No. 10,558,123

ELECTRON SOURCE

KLA-Tencor Corporation, ...

1. An electron source comprising:a silicon substrate having a top surface;
at least one field emitter formed directly on the top surface of the silicon substrate, wherein the field emitter comprises one of a pyramid, a cone, or a rounded whisker; and
a boron layer hermetically disposed on the field emitter, wherein the boron layer is greater than 75% boron, and wherein the boron layer covers the field emitter from the silicon substrate to a tip of the field emitter.

US Pat. No. 10,558,121

PRODUCTION METHOD OF WIRED CIRCUIT BOARD

NITTO DENKO CORPORATION, ...

1. A method for producing a wired circuit board including an insulating layer, and a first wire and a second wire disposed next to each other in spaced-apart relation on an upper side face of the insulating layer in a thickness direction of the insulating layer, where the thickness direction is orthogonal to a longitudinal direction and a width direction of the wired circuit board, the method comprising the steps of:a step (1), in which the insulating layer is provided, the upper side face of the insulating layer including at least one flat face and an inclination face, the inclination face being inclined with respect to the at least one flat face in the thickness direction;
a step (2), in which a metal thin film is provided on the upper side face of the insulating layer including the inclination face and the at least one flat face;
a step (3), in which a photoresist is provided on a surface of the metal thin film;
a step (4), in which a photomask is disposed so that a first light exposure portion corresponding to the first wire in the photoresist and a second light exposure portion corresponding to the second wire in the photoresist are exposed to light, and the photoresist is exposed to light through the photomask;
a step (5), in which the first light exposure portion and the second light exposure portion in the photoresist are removed to expose the metal thin film corresponding to the first light exposure portion and the second light exposure portion; and
a step (6), in which the first wire and the second wire are provided on the surface of the metal thin film,
wherein the inclination face includes an arc portion that has a generally arc shape when viewed from the top of the wired circuit board,
in the step (4), the second light exposure portion of the photoresist has a facing portion which is disposed over the inclination face and thus faces the inclination face,
in the step (4), the reflected light reflected at the metal thin film corresponding to the arc portion is focused on the photoresist corresponding to the center of a virtual circle along the arc portion, and
in the step (4), the photomask is disposed so as to satisfy the following Conditions A to C:
Condition A: at least a portion of the first light exposure portion and at least a portion of the second light exposure portion are overlapped with the virtual circle when viewed from the top,
Condition B: the photoresist has a light focused portion caused by light focus of the reflected light in the step (4) and removed in the step (5), and
Condition C: the light focused portion is disposed in spaced-apart relation to at least one of the following: the first light exposure portion, the second light exposure portion, or both the first light exposure portion and the second light exposure portion.

US Pat. No. 10,558,120

SYSTEM AND METHOD FOR SUPPLYING AND DISPENSING BUBBLE-FREE PHOTOLITHOGRAPHY CHEMICAL SOLUTIONS

Taiwan Semiconductor Manu...

1. A photolithography system, comprising:a variable-volume tank;
a dispensing system connected to the variable-volume tank and configured to dispense a photolithography chemical solution from the variable-volume tank onto one or more wafers; and
a valve configured to release gas from a head space of the variable-volume tank; and
wherein the variable-volume tank includes a photolithography chemical solution inlet and a photolithography chemical solution outlet which is separate and distinct from the photolithography chemical solution inlet;
wherein the variable-volume tank comprises a collapsible liner within a rigid shell, and wherein photolithography chemical solution flows concurrently through the photolithography chemical solution inlet and the photolithography chemical solution outlet when being provided to the dispensing system.

US Pat. No. 10,558,118

PHOTOSENSITIVE RESIN COMPOSITION, BLACK PIXEL DEFINING LAYER USING THE SAME AND DISPLAY DEVICE

Samsung SDI Co., Ltd., Y...

1. A photosensitive resin composition, comprising:(A) a binder resin, the binder resin including a polymer that includes a structural unit represented by Chemical Formula 1;
(B) a black colorant;
(C) a photopolymerizable monomer; and
(D) a photopolymerization initiator,

wherein, in Chemical Formula 1,
each R1 is independently a hydrogen atom or a substituted or unsubstituted C1 to C20 alkyl group,
*1, *2, *3, and *4 are hydrogen atoms or backbone moieties of the polymer, provided that:
*1 and *4 are hydrogen atoms and *2 and *3 are backbone moieties of the polymer, or
*1 and *4 are backbone moieties of the polymer and *2 and *3 are hydrogen atoms, and
L1 is represented by one of Chemical Formula 1-1 to Chemical Formula 1-3,

wherein, in Chemical Formula 1-1,
L2 is a substituted or unsubstituted C1 to C10 alkylene group, an oxygen atom, a sulfur atom, or —S(?O)2—, and
each * is a bond to another moiety of the polymer,

wherein, in Chemical Formula 1-2,
R2 to R5 are independently a hydrogen atom or a substituted or unsubstituted C1 to C10 alkyl group,
L3 and L4 are independently a substituted or unsubstituted C1 to C10 alkylene group, and
each * is a bond to another moiety of the polymer,

wherein, in Chemical Formula 1-3,
R6 and R7 are independently a hydrogen atom or a substituted or unsubstituted C1 to C10 alkyl group,
L5 and L6 are independently a substituted or unsubstituted C1 to C10 alkylene group,
n is an integer ranging from 1 to 10, and
each * is a bond to another moiety of the polymer.

US Pat. No. 10,558,116

METHOD FOR PREPARING SYNTHETIC QUARTZ GLASS SUBSTRATE

SHIN-ETSU CHEMICAL CO., L...

1. A method for preparing a synthetic quartz glass substrate for a nanoimprint lithography mask substrate or photomask substrate, comprising the steps of:furnishing a synthetic quartz glass block,
coating the block with a liquid at two surfaces consisting of a first surface and a second surface-opposite to the first surface, the liquid having a transmittance of at least 99.0%/mm at the wavelength of birefringence measurement,
measuring a birefringence distribution on the block including a maximum birefringence by letting light enter the block through the liquid coated on the first surface and exit the block through the liquid coated on the second surface, and
sorting the block to an acceptable group or unacceptable group, based on the measured birefringence distribution,
wherein in the sorting step, the block is sorted to the acceptable group when it has such a birefringence distribution that the maximum birefringence is outside an effective region on the block corresponding to an effective region on the resulting synthetic quartz glass substrate.

US Pat. No. 10,558,115

CONTROL APPARATUS, PROJECTION DISPLAY APPARATUS AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

17. A non-transitory computer-readable storage medium configured to store a computer program that enables a computer to be functioned as each unit of a control apparatus,wherein the control apparatus includes:
a calculator that calculates a target dimming rate of a projection display apparatus based on a feature quantity of image data;
a diaphragm controller that controls a diaphragm position of a diaphragm based on a target diaphragm position corresponding to the target dimming rate; and
a light source controller that controls a light quantity of a light source on the basis of the target dimming rate and a dimming rate corresponding to the target diaphragm position.

US Pat. No. 10,558,114

ILLUMINATION SYSTEM AND PROJECTION APPARATUS HAVING A SMALL VOLUME

Coretronic Corporation, ...

1. An illumination system, comprising:an excitation light source, configured to emit a first color light, wherein the first color light is an excitation light;
a transparent substrate, disposed in a transmission path of the first color light;
a dichroic film, disposed on the transparent substrate;
a first color wheel element, having a first side and a second side opposite to each other, wherein the first color wheel element comprises at least one wavelength conversion material, and the transparent substrate and the dichroic film are disposed at the first side of the first color wheel element;
a light uniforming element, disposed at the second side of the first color wheel element;
wherein the first color light passes through an solid structure of the transparent substrate and the dichroic film, and is transmitted to the first color wheel element, and is converted into a second color light by the at least one wavelength conversion material of the first color wheel element,
a first part of the second color light is transmitted towards the dichroic film, and is reflected back to the first color wheel element by the dichroic film to enter the light uniforming element,
and a second part of the second color light passes through the first color wheel element and is transmitted to the light uniforming element.

US Pat. No. 10,558,110

GIMBAL HAVING PARALLEL STABILITY MECHANISM

SZ DJI OSMO TECHNOLOGY CO...

1. A gimbal mechanism for providing movement of a payload about at least two degrees of freedom, the gimbal mechanism comprising:a first actuator providing rotation about a first actuator axis;
a second actuator providing rotation about a second actuator axis different from the first actuator axis;
a first coupler operatively coupling the first actuator and the payload, the first coupler being configured to affect rotation of the payload about the first actuator axis; and
a second coupler operatively coupling the second actuator and the payload, the second coupler being configured to affect rotation of the payload about the second actuator axis and comprising:
a joint member configured to be coupled to the payload; and
a cantilever member coupled to the second actuator and configured to translate a torque generated by the second actuator to the payload via the joint member, the cantilever member comprising a first cantilever component and a second cantilever component movably coupled to each other via a hinge, and the hinge being configured to provide free rotation of the second cantilever component about a hinge axis;
wherein the first actuator and the second actuator are fixed in position and orientation relative to one another and relative to a support structure, the support structure being configured to support at least one of the first actuator or the second actuator.

US Pat. No. 10,558,106

STOP APPARATUS, LENS APPARATUS USING SAME, AND IMAGE PICKUP APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A stop apparatus comprising:a plurality of stop blades;
a supporting member supporting the plurality of stop blades rotatably about rotating centers thereof; and
a rotating member for rotating the plurality of stop blades,
the plurality of stop blades including:
a close blade which is rotated by the rotating member in a first direction both during the stop apparatus stopping down an opening of the stop apparatus from an open state to a predetermined opening diameter state and during the stop apparatus stopping down the opening from the predetermined opening diameter state to a close state; and
a non-close blade which is rotated by the rotating member in the first direction during the stop apparatus stopping down the opening from the open state to the predetermined opening diameter state and rotated by the rotating member in a second direction opposite to the first direction during the stop apparatus stopping down the opening from the predetermined opening diameter state to the close state.

US Pat. No. 10,558,105

DIRECTIONAL SENSITIVE FIBER OPTIC CABLE WELLBORE SYSTEM

Saudi Arabian Oil Company...

1. A method, comprising:transmitting laser signals to a plurality of sensing fibers in a fiber optic cable assembly, wherein each sensing fiber carries one laser signal, each laser signal has a distinct frequency, and the fiber optic cable assembly comprises:
an elongate housing; and
a signal fiber and the plurality of sensing fibers placed inside the housing and extending longitudinally, wherein the plurality of sensing fibers are placed around the signal fiber, the signal fiber carries one or more evanescent coupling signals responsive to the laser signals in the plurality of sensing fibers, and the fiber optic cable assembly is strapped outside a tubing in a wellbore formed in a formation;
receiving, from the signal fiber of the fiber optic cable assembly, the one or more evanescent coupling signals; and
based on the one or more evanescent coupling signals, determining flow velocities of first flowing media flowing through the tubing and second flowing media flowing through an annulus between the formation and the tubing.

US Pat. No. 10,558,104

OPTICAL WAVEGUIDE MODULATOR

Elenion Technologies, LLC...

1. An optical waveguide modulator comprising:a waveguide Mach-Zehnder interferometer comprising a first waveguide arm and a second waveguide arm connected optically in parallel;
a first phase modulator comprising: a first p/n junction located in the first waveguide arm, a first cathode electrode extending along a length of the first waveguide arm in electrical communication with an n-side of the first p/n junction, and a first anode electrode extending along the length of the first waveguide arm in electrical communication with a p-side of the first p/n junction;
a second phase modulator comprising: a second p/n junction located in the second waveguide arm, a second cathode electrode extending along a length of the second waveguide arm in electrical communication with an n-side of the second p/n junction, and a second anode electrode extending along the length of the second waveguide arm in electrical communication with a p-side of the second p/n junction; and,
a drive circuit comprising a first differential driver DC-coupled to the first and second cathode electrodes, and a second differential driver DC-coupled to the first and second anode electrodes;
wherein the drive circuit includes a common pre-equalization circuit configured to convert an input differential data signal into two output differential signals having different common-mode voltage levels, and to feed the two output differential signals to the first and second differential drivers.

US Pat. No. 10,558,103

TUNGSTEN OXIDE NANOSTRUCTURE THIN FILMS FOR ELECTROCHROMIC DEVICES

Kinestral Technologies, I...

1. A method of manufacturing a thin film comprising:providing a plurality of crystalline tungsten trioxide particles;
size-reducing the crystalline tungsten trioxide particles by grinding to produce crystalline tungsten trioxide nanostructures; and
coating the crystalline tungsten trioxide nanostructures onto a substrate to produce a thin film;
wherein the crystalline tungsten trioxide particles are produced via hydrothermal synthesis.

US Pat. No. 10,558,100

LIQUID CRYSTAL DISPLAY DEVICES AND METHODS FOR MANUFACTURING SUCH DEVICES

A.U. VISTA INC., Milpita...

1. A liquid crystal display device, comprising:a first substrate;
a gate line dispose on the first substrate;
a data line disposed on the first substrate intersecting with the gate line;
a second substrate spaced from the first substrate to define a gap there between;
a liquid crystal layer, positioned in the gap, having a plurality of display pixels, wherein each of the display pixels of the liquid crystal layer is configured to be switchable between an on state and an off state;
a quantum dot layer positioned in the gap between the liquid crystal layer and the second substrate;
a first shielding layer positioned between the first substrate and the liquid crystal layer, the first shielding layer having a plurality of first shield portions configured to prevent propagation of blue light therethrough;
a thin film transistor disposed on the first substrate, and electrically connecting to the gate line and the data line, and wherein the first shielding layer and at least one of the gate line or the data line are present in a same layer; and
a second shielding layer positioned between the liquid crystal layer and the second substrate, the second shielding layer defining a plurality of openings, wherein the plurality of openings are configured to permit propagation of the blue light therethrough;
wherein each of the display pixels of the liquid crystal layer corresponds to at least one of the openings, and each of the openings corresponds to one of the first shield portions; and
wherein the first shielding layer and the second shielding layer are positioned such that, for each of the display pixels of the liquid crystal layer, when the display pixel is in the off state the blue light passing the first shielding layer is prevented from directly penetrating through at least one of the openings to reach the quantum dot layer.

US Pat. No. 10,558,091

LIQUID CRYSTAL DISPLAY DEVICE

Japan Display Inc., Toky...

1. A display device comprising:a TFT substrate including a plurality of pixels each having a TFT and a plurality of lines which supply a signal to each of the pixels;
a counter substrate including a plurality of color filters corresponding to each of the pixels;
a plurality of protrusions provided on the counter substrate; and
a sealing material bonding the TFT substrate and the counter substrate, wherein
the plurality of protrusions is in a peripheral region which surrounds a display region in which the plurality of pixels is arranged,
the plurality of color filters has a first portion which is separated from the color filters in the display region,
the plurality of protrusions and the first portion overlap the sealing material in a plan view, and
the first portion overlap one of the lines, in a plan view.

US Pat. No. 10,558,087

LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF

SAMSUNG DISPLAY CO., LTD....

1. A liquid crystal display comprising:a first substrate;
a second substrate configured to be separated from and overlap the first substrate;
a liquid crystal layer disposed between the first substrate and the second substrate and including liquid crystal molecules;
a first polymer layer disposed between the first substrate and the liquid crystal layer;
a second polymer layer disposed between the second substrate and the liquid crystal layer; and
a plurality of protrusions disposed in at least one of a first position between the first polymer layer and the liquid crystal layer and a second position between the second polymer layer and the liquid crystal layer,
wherein the plurality of protrusions include polymers of reactive mesogens, and
the first polymer layer and the second polymer layer include a polymer of a compound represented by Chemical Formula 1:

wherein, in Chemical Formula 1,
“A” includes a compound which includes one or more of C, N, an aromatic ring, a heteroaromatic ring, an aliphatic ring, a heterocyclic ring, a condensed ring thereof, a tertiary amine, and two or more ring compounds linked to each other,
“X” is independently selected from one of a single bond, —O—, —S—, —CO—, —CO—O—, —OCO—, —O—CO—O—, —OCH2—, —SCH2—, —CH2S—, —CF2O—, —OCF2—, —CF2S—, —SCF2—, —(CH2)l—, —CF2CH2—, —CH2CF2—, —(CF2)l—, —CF?CF—, —C?C—, —CH?CH—COO—, —OCO—CH?CH—, —R0—, —CH(—Sp-P0)—, —CH2CH(—Sp-P0)—, and —CH(—Sp-P0)CH(—Sp-P0)—,
“Sp” is a spacer or a single bond,
P0, P1, P2, and P3 are independently selected from one of

“Ra” is selected from one of —H, —F, —OH, —NH2, —CN, —B(OH)2, —SH, —Br, —I, a heteroaromatic ring, a heterocyclic ring, —OCH3, —OCH2CH3, —OCH2CH2CH3, —O—(CH2—CH2)m-OCH3, —NH(CH2)mCH3, —N((CH2)mCH3)2

“m” is independently an integer that is in a range of 1 to 4,
“l” is independently an integer that is in a range of 1 to 4,
“n1” to “n12” are independently an integer that is in a range of 0 to 1,
optionally, “n1” to “n11” are independently an integer that is in a range of 0 to 1, and n12 is 1, and
“R0” is a C1-C12 alkyl group, and
wherein the compound represented by Chemical Formula 1 includes one or more of Chemical Formulae 1-1 to 1-14:

US Pat. No. 10,558,086

LIQUID CRYSTAL DISPLAY PANEL TRACE STRUCTURE AND MANUFACTURING METHOD THEREOF

Shenzhen China Star Optoe...

1. A liquid crystal display panel trace structure, wherein the liquid crystal display panel trace structure provides a common voltage of alignment to at least two liquid crystal display panels, the liquid crystal display panel trace structure comprising:a common curing pad receiving a total common voltage;
a curing bus transmitting the total common voltage only to a first liquid crystal display panel;
a spare curing pad receiving a spare common voltage;
a curing spare line transmitting the spare common voltage, wherein the curing spare line is not connected to the one of the liquid crystal display panels;
at least one assist curing pad, each of the assist curing pads receiving a sub common voltage; each of remaining liquid crystal display panels corresponding to one of the assist curing pads, and the first liquid crystal display panel corresponds to none of the assist curing pads; and
at least one curing assist line, each of the assist curing pads corresponding to one of the curing assist lines, the curing assist line connecting the curing bus, the curing assist line transmitting the sub common voltage to each of the remaining liquid crystal display panels, in order to transmit different common voltages to each of the liquid crystal display panels;
wherein the liquid crystal display panel comprises a color film substrate and an array substrate, the color film substrate has a first common voltage, the array substrate has a second common voltage; and
wherein the common curing pad receives the first common voltage corresponding to the liquid crystal display panel, and the assist curing pad also receives the first common voltage corresponding to the liquid crystal display panel.

US Pat. No. 10,558,085

LIQUID CRYSTAL DISPLAY DEVICE

SHARP KABUSHIKI KAISHA, ...

1. A liquid crystal display device comprising an upper substrate; a lower substrate; and a liquid crystal layer sandwiched between the upper substrate and the lower substrate,wherein the lower substrate includes a first electrode, and a second electrode and a third electrode arranged in a layer different from the first electrode,
the first electrode includes a trunk portion and multiple branch portions branching from one side of the trunk portion and is provided with an opening between the branch portions,
the second electrode and the third electrode constitute a pair of comb-shaped electrodes and each include a trunk portion and multiple branch portions branching from one side of the trunk portion,
one of the branch portions of the second electrode has a part overlapping with the trunk portion of the first electrode and another part being in the opening of the first electrode when the lower substrate is viewed in a plan view so that an edge on the other side of the trunk portion of the first electrode extends in a lateral direction on an upper side of the first electrode,
the branch portions in the first electrode each include a bending point,
the liquid crystal display satisfies following Inequalities (1) to (4) where A is a vertical distance between an upper end and a lower end of the another part in the opening, B is a distance between the bending point and a center line between upper and lower ends of a branch portion of the third electrode, C is an angle formed between an extending direction of the branch portion of the second electrode and an extending direction of an edge on the one side of the trunk portion of the first electrode, and D is an angle formed between an extending direction of the trunk portion of the second electrode and an extending direction of an upper side portion from the bending point of a branch portion of the first electrode, and
the liquid crystal layer contains liquid crystal molecules aligned in a horizontal direction when no voltage is applied to each electrode,
1.5 ?m?A  (1)
0 ?m?B?5.1 ?m  (2)
0°?C?20°  (3)
6.5°?D?25°  (4).

US Pat. No. 10,558,076

LIQUID CRYSTAL LENS PANEL FOR DISPLAY DEVICE AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A display device, comprising a display module and a liquid crystal lens panel on a light-emitting side of the display module, wherein the liquid crystal lens panel comprises a first substrate, a second substrate opposite to the first substrate, and a liquid crystal layer between the first substrate and the second substrate, whereinthe liquid crystal lens panel further comprises first electrode and a second electrode, the first electrode is provided on the first substrate or the second substrate, the second electrode is provided on the first substrate or the second substrate, the second electrode comprises a plurality of electrode units arranged in an array, and the first electrode and each of the plurality of the electrode units are configured to formed an electric field therebetween, so as to drive the liquid crystal layer to form an equivalent lens unit;
wherein the first electrode and the second electrode are provided on a same substrate;
wherein each of the electrode units comprises at least two ring-shaped electrodes arranged in a radial manner, the ring-shaped electrodes comprise discontinuous ring-shaped electrodes;
the equivalent lens unit of the liquid crystal lens panel is configured to adjust a direction of emergent light of the display module wherein the ring-shaped electrodes are evenly spaced in a radial direction.

US Pat. No. 10,558,070

TRANSMISSIVE-TYPE LIQUID CRYSTAL DISPLAY DEVICE AND ELECTRONIC APPARATUS

SEIKO EPSON CORPORATION, ...

1. A transmissive-type liquid crystal display device comprising:a base material having transmissivity;
a light-shielding body having a grid pattern in a plan view seen from a thickness direction of the base material;
a pixel electrode;
a first insulator that is provided to cover the light-shielding body and has transmissivity; and
a second insulator that is disposed in contact with the first insulator between the base material and the pixel electrode and has transmissivity, wherein
a refractive index of the second insulator is higher than a refractive index of the first insulator, and
an outer edge of a surface of the second insulator on the pixel electrode side overlaps the light-shielding body in the plan view,
wherein
the second insulator includes a first portion that has such a shape that a width of the second insulator continuously increases from the base material side toward the pixel electrode side and a second portion that is located on the base material side with respect to the first portion and has such a shape that a width of the second insulator continuously increases from the pixel electrode side toward the base material side.

US Pat. No. 10,558,068

DISPLAY APPARATUS

Sakai Display Products Co...

1. A display apparatus comprising:a display panel including a front surface on which an image is displayed and a rear surface opposite to the front surface;
an optical sheet having a rectangular shape, the optical sheet having a front surface facing the rear surface of the display panel and a rear surface opposite to the front surface of the optical sheet; and
a holding member being a frame body having a rectangular opening, the holding member having a front surface facing the rear surface of the optical sheet and a rear surface opposite to the front surface of the holding member, wherein
the optical sheet has a plurality of engaging holes formed in a peripheral region of the optical sheet along one side of the optical sheet,
the holding member has a plurality of protrusions provided on the front surface of the holding member and each of the plurality of protrusions is engaged with one engaging hole of the plurality of engaging holes to hold the optical sheet so that the front surface of the optical sheet faces the rear surface of the display panel,
the plurality of engaging holes include a first engaging hole provided to a central region of the one side of the optical sheet and at least one second engaging hole provided to a region other than the central region,
the plurality of protrusions include a first protrusion engaged with the first engaging hole and at least one second protrusion engaged with the at least one second engaging hole,
a distance, between an edge of the first engaging hole and the first protrusion, along a first direction in which the one side of the optical sheet extends is shorter than a distance, between an edge of the at least one second engaging hole and the at least one second protrusion, along the first direction, and
the distance, between an edge of the first engaging hole and the first protrusion, along the first direction is shorter than a distance, between the edge of the first engaging hole and the first protrusion, along a second direction orthogonal to the first direction;
wherein the distance, between the edge of the at least one second engaging hole and the at least one second protrusion, along the first direction is longer than a distance, between the edge of the at least one second engaging hole and the at least one second protrusion, along the second direction;
wherein the plurality of engaging holes include a plurality of second engaging holes, and the plurality of protrusions include a plurality of second protrusions, each of the plurality of second protrusions is engaged with one second engaging hole of the plurality of the second engaging holes, and
wherein the distance, between the edge of the second engaging hole and the second protrusion, along the first direction in a farther engagement position from the central region is longer than that in a nearer engagement position from the central region.

US Pat. No. 10,558,067

SUPPORT FRAME, DISPLAY DEVICE AND MOUNTING METHOD THEREOF

BOE Technology Group Co.,...

1. A display device, comprising:a support frame, wherein the support frame comprises a main body and a protrusion disposed at a side of the main body, wherein the main body comprises a first portion located on the protrusion and a second portion located under the protrusion;
a touch cover plate, wherein an end portion of the touch cover plate is disposed on the protrusion and opposite to the first portion of the main body;
a backlight module, wherein an end portion of the backlight module is disposed under the protrusion and opposite to the second portion of the main body;
a support plate, wherein the support plate is fixed on a lower surface of the main body, and the backlight module is disposed on the support plate; and
a display panel disposed at a side of the protrusion away from the main body,
wherein a thickness of the first portion is at least equal to a thickness of the touch cover plate, a thickness of the second portion is at least equal to a thickness of the backlight module, a region corresponding to the protrusion of the support frame accommodates the display panel,
the touch cover plate is fixed on an upper surface of the protrusion through a first light shielding adhesive,
the backlight module is fixed on a lower surface of the protrusion via a second light shielding adhesive, wherein the second light shielding adhesive is located at the lower surface of the protrusion and extends between the display panel and the backlight module and contacts with both of the display panel and the backlight module, and
a surface of the support plate facing the backlight module is a reflective surface.

US Pat. No. 10,558,064

OPTICAL COMMUNICATION MODULE AND OPTICAL MODULATOR USED THEREIN

1. An optical communication module, comprising:an optical modulator that includes an optical modulation element housed in a rectangular parallelepiped container;
a driver circuit that inputs a high-frequency signal to the optical modulation element; and
a housing that houses the optical modulator and the driver circuit therein,
wherein an optical input port and an optical output port of the optical modulator are disposed on the same surface of the rectangular parallelepiped container or are respectively disposed on surfaces, which are perpendicular to each other, of the rectangular parallelepiped container,
an electrical interface is provided on one lateral surface of the housing,
an optical interface is provided on another lateral surface, which is opposite to the lateral surface, of the housing,
one end of a wiring formed in a wiring substrate, which is configured to introduce the high-frequency signal to the optical modulation element, is led out from one short-side side of the rectangular parallelepiped container of the optical modulator,
the driver circuit is disposed between the short-side side of the optical modulator and the electrical interface and be electrically connected to the electrical interface and the end of the wiring formed in the wiring substrate,
a relay substrate, which is configured to introduce the high-frequency signal from another end of the wiring formed in the wiring substrate to the optical modulation element, is provided inside the container, and
the relay substrate is disposed along one long-side side lateral surface or both long-side side lateral surfaces of the optical modulation element for the high-frequency signal to be introduced from at least one of the long-side side lateral surfaces of the optical modulation element.

US Pat. No. 10,558,063

OPTICAL MODULE

FURUKAWA ELECTRIC CO., LT...

1. An optical module comprising:an optical path formed by a laser light source, a wavelength locker, a semiconductor optical modulator configured to be driven at a high frequency, and a polarization combiner;
a circuit board arranged at a height higher than a height of the optical path;
a wiring sub-mount including a wiring electrically connecting the optical element to the circuit board, such that a height of a connection surface of one end portion of the wiring connected to the circuit board is higher than a height of a connection surface of another end portion of the wiring connected to the optical element; and
a housing,
wherein the optical path, the circuit board, and the wiring sub-mount are arranged in a continuous space defined by the housing.

US Pat. No. 10,558,058

DUAL VOICE COIL MOTOR STRUCTURE IN A DUAL-OPTICAL MODULE CAMERA

Corephontonics Ltd., Tel...

1. An imaging device comprising:a) a first lens module having a first optical axis;
b) a second lens module having a second optical axis parallel to the first optical axis;
c) a lens carrier housing the first and second lens modules, the lens carrier having an external carrier surface with a coil wound around at least part of the external carrier surface;
d) a plurality of magnets surrounding the coil; and
e) a housing frame for housing the plurality of magnets, the housing frame hung by springs above a board having attached thereto a plurality of optical image stabilization (OIS) coils, each OIS coil associated with at least one of the magnets,
wherein the housing frame is movable relative to the board in a plane substantially perpendicular to both optical axes as a result of magnetic forces developing between at least some of the coils and their associated magnets when a current is passed in respective OIS coils, and wherein each lens module has a fixed focal length in the range of 4-8 mm.

US Pat. No. 10,558,056

STEREOSCOPIC IMAGE DISPLAY DEVICE AND STEREOSCOPIC IMAGE DISPLAY METHOD

ASUKANET COMPANY, LTD., ...

1. A stereoscopic image display device comprising:a display displaying side by side a plurality of small images, each of the small images containing three-dimensional display data, to convert the three-dimensional display data into rays and output the rays from each of the small images;
a first mechanical shutter panel being disposed so as to abut on the front of the display or being integrated with the display so as to be disposed on the front of the display, the first mechanical shutter panel having first micro mechanical shutters therein, each of the first micro mechanical shutters having a same size as each of pixels of the display, the first micro mechanical shutters being arranged in accord with disposition of the pixels of the display;
a second mechanical shutter panel being disposed in front of the first mechanical shutter panel with a predetermined distance therebetween, the second mechanical shutter panel having second micro mechanical shutters therein, each of the second micro mechanical shutters having the same size as each of the pixels of the display, the second micro mechanical shutters being arranged in accord with the disposition of the pixels of the display,
wherein the first mechanical shutter panel makes the first micro mechanical shutters, which are located within a range corresponding to a displaying range of one of a plurality of partial regions provided in each of the small images displayed on the display, serve as one of first mechanical shutters, and the first mechanical shutters each turn on and off in a time-division manner with respect to a corresponding one of the small images, extract the rays in a time-division manner as partial rays each output from the plurality of partial regions, and transmit the partial rays forward,
wherein the second mechanical shutter panel makes the second micro mechanical shutters, which correspond to a position of each of the small images displayed on the display, serve as one of second mechanical shutters, and each of the second mechanical shutters becomes on-time when at least one of the first mechanical shutters, which correspond to positions of the partial regions sequentially selected from the plurality of partial regions provided in a corresponding one of the small images, is on-time, and the second mechanical shutters transmit forward the partial rays extracted in a time-division manner per each of the small images, reconstruct the partial rays as the rays, and converge each of the reconstructed rays in front to form a three-dimensional image.

US Pat. No. 10,558,055

DISPLAY DEVICE AND DISPLAY METHOD

BOE TECHNOLOGY GROUP CO.,...

1. A display device, comprising:a plurality of transparent display units configured to emit imaging light along a same direction and arranged in sequence with spaces therebetween along a light-emitting direction of the imaging light;
a layer-by-layer scan circuit configured to respectively input a plurality of depth images of a same three-dimensional (3D) image into corresponding transparent display units in the plurality of transparent display units, wherein, the plurality of depth images have different depth ranges; and upon each transparent display unit displaying the inputted depth image, the layer-by-layer scan circuit is configured to control the remaining transparent display units to be in a transparent state without displaying image, so that the each transparent display unit can display all the pixels in the inputted depth image; and
a signal source configured to provide the plurality of depth images,
wherein the signal source includes a depth processing device configured to process the 3D image to acquire the plurality of depth images,
wherein the depth processing device is configured so that the plurality of transparent display units have a serial number of 1, 2, 3, . . . , n in sequence along the direction opposite to the propagation direction of the imaging light; distances from the transparent display units 2, 3, . . . , n to the transparent display unit 1 is respectively d21, d31 . . . , dn1; the depth image for the transparent display unit with the serial number of 1 has an image depth less than k·d21, the depth image for the transparent display unit with the serial number of 2 has an image depth in a range from k·d21 to k·d31, . . . , the depth image for the transparent display unit with the serial number of n has an image depth larger than k·dn1, in which k is a coefficient greater than 0, and an overall scaling of the 3D image is performed by adjusting a value of k.

US Pat. No. 10,558,052

ADJUSTING MECHANISM AND HEAD MOUNTED DISPLAY

HTC Corporation, Taoyuan...

1. An adjusting mechanism, comprising:a band;
a rotating shaft, having a first tooth ring around a central axis, wherein the band is driven by the rotating shaft to move relative to the rotating shaft when the rotating shaft rotates around the central axis;
a knob, having a plurality of chutes, wherein each of the chutes has a first section and a second section, and the depth of each of the first sections is larger than the depth of each of the second sections;
a driving member, having a second tooth ring, a plurality of guiding pins and a plurality of pawls, wherein the driving member is assembled to the knob, the guiding pins are located in the chutes, the second tooth ring engages with the first ring tooth when the guiding pins are located in the first sections, and the second tooth ring is detached from the first tooth ring when the guiding pins are located in the second sections; and
a holder, having a circular unidirectional toothed portion, wherein the band limits the rotation of the holder relative to the band, and the circular unidirectional toothed portion is configured to be coupled with the pawls to limit the rotation of the driving member relative to the holder in a single direction.

US Pat. No. 10,558,048

IMAGE DISPLAY SYSTEM, METHOD FOR CONTROLLING IMAGE DISPLAY SYSTEM, IMAGE DISTRIBUTION SYSTEM AND HEAD-MOUNTED DISPLAY

MELEAP INC., Tokyo (JP)

1. An image display system, comprising:a head-mounted display having a capturing part for obtaining first real-world video information by capturing a real world and an image display part for displaying first video obtained by integrating the first real-world video information captured by the capturing part with first virtual-world video information;
a movement information detecting part for detecting movement of a body of a wearer wearing the head-mounted display as movement information;
a position information detecting part for detecting position information of the wearer;
a capturing device which is fixedly arranged outside a predetermined field in which the wearer can experience an augmented reality provided by the image display system and configured to capture the predetermined field in which the wearer exists to obtain second real-world video information; and
an image display device for displaying second video obtained by integrating the second real-world video information obtained by the capturing device with second virtual-world video information obtained by viewing the first virtual-world video information from a viewpoint of the capturing device which is different from a viewpoint of the wearer,
wherein the image display system is configured to control the first virtual-world video information and the second virtual-world video information based on the movement information and the position information, and
wherein the position information detecting part obtains the position information of the wearer by performing image recognition of a marker arranged in a space using the capturing part of the head-mounted display, allows a virtual object corresponding to the wearer to follow the wearer based on the obtained position information and uses the virtual object to perform determination for collision with the wearer, and
the second video displayed on the image display device is different from the first video displayed on the image display part of the head-mounted display.

US Pat. No. 10,558,047

AUGMENTED REALITY SPECTROSCOPY

Magic Leap, Inc., Planta...

1. A wearable spectroscopy system comprising:a head-mounted display system removably coupleable to a user's head;
at least one eye tracking camera configured to detect a gaze of the user;
one or more light sources coupled to the head-mounted display system and configured to emit light with at least two different wavelengths in an irradiated field of view, wherein the spectroscopy system is configured to determine a gaze direction of the user and to direct light emission along substantially the same direction as the determined gaze direction;
one or more electromagnetic radiation detectors coupled to the head-mounted member and configured to receive reflected light from a target object within the irradiated field of view;
a controller operatively coupled to the one or more light sources and the one or more electromagnetic radiation detectors, the controller configured to cause the one or more light sources to emit pulses of light while also causing the one or more electromagnetic radiation detectors to detect levels of light absorption related to the emitted pulses of light and reflected light from the target object;
an absorption database of light absorption properties of at least one material; and
a graphics processor unit to display an output to the user
wherein the head-mounted display system comprises a waveguide stack configured to output light with selectively variable levels of wavefront divergence.

US Pat. No. 10,558,044

OPTICAL WAVEGUIDE DEVICE AND HEAD-MOUNTED DISPLAY APPARATUS USING THE SAME

Coretronic Corporation, ...

1. An optical waveguide device, adapted to transmit an image light, the optical waveguide device comprising:a light entering surface, wherein the image light enters the optical waveguide device through the light entering surface;
a first side surface, connected to the light entering surface, the light entering surface is inclined with respect to the first side surface;
a second side surface, including an inclined surface and a horizontal surface, wherein the inclined surface is connected to the light entering surface, and the horizontal surface is parallel and opposite to the first side surface; and
at least one planar reflective structure, disposed between the first side surface and the horizontal surface, and parallel to the first side surface and the horizontal surface, wherein the at least one planar reflective structure and the light entering surface are completely separated from each other,
and the at least one planar reflective structure comprises a reflective plane, normal vectors of any two points on the reflective plane are parallel.

US Pat. No. 10,558,040

VEHICLE-MOUNTED HEAD-UP DISPLAY SYSTEM

BOE TECHNOLOGY GROUP CO.,...

1. A vehicle-mounted head-up display system, comprising a projector, a diffuser, and an imaging plate, wherein the projector is configured to generate projection light beams in accordance with a to-be-projected image, so as to form a real image of the to-be-projected image at a light-entering surface of the diffuser;the diffuser is configured to expand the light beams and transmit the expanded light beams to the imaging plate; and
the imaging plate is configured to converge the expanded light beams into an imaging light beam, and transmit the imaging light beam to an interior of a vehicle through a front windshield of the vehicle, so as to form a virtual image of the to-be-projected image on a reverse extension line of the imaging light beam outside the vehicle.

US Pat. No. 10,558,039

HEAD-UP DISPLAY APPARATUS

DENSO CORPORATION, Kariy...

1. A head-up display apparatus mounted on a moving body, wherein the head-up display apparatus projects an image on a projecting portion as a virtual image, and the virtual image is recognized by an occupant when a light of the image is reflected on the projecting portion,the head-up display apparatus comprising:
a light source portion emitting a source light;
an imaging element generating the image when the source light enters the imaging element and outputting the light of the image, the light of the image having a predetermined polarization state;
a cold mirror reflecting the light of the image toward the projecting portion, wherein an optical multilayer film is disposed on a translucent base member in the cold mirror, and the light of the image obliquely enters the cold mirror along a plane of incidence;
a phase shifter converting the light of the image into a linear polarization of an S wave, wherein: the phase shifter is disposed on an optical path between the imaging element and the cold mirror; the light of the image outputted from the phase shifter enters the cold mirror; and, in the S wave, a magnetic field vector is arranged along the plane of incidence; and
a polarizing element having a light shield axis disposed along the plane of incidence and configured to shield a P wave component of the light of the image, wherein the polarizing element is disposed on the optical path between the phase shifter and the cold mirror.

US Pat. No. 10,558,038

INTERPUPILLARY DISTANCE ADJUSTMENT MECHANISM FOR A COMPACT HEAD-MOUNTED DISPLAY SYSTEM

Sharp Kabushiki Kaisha, ...

1. A head-mounted display (HMD) system comprising:an optical arrangement;
at least one moveable image panel, wherein the optical arrangement directs image light from the moveable image panel along a first optical pathway;
a fixed image panel, wherein a portion of image light emitted from the fixed image panel is combined with image light of the at least one moveable image panel by the optical arrangement; and
an adjustment mechanism that is configured adjust an interpupillary distance (IPD) of the HMD system by moving the optical arrangement and the moveable image panel relative to the fixed image panel between a first position and a second position corresponding to different IPDs;
wherein the adjustment to the IPD maintains the first optical pathway;
the fixed image panel includes an imaging portion that is positioned to emit image light into the optical arrangement to be combined with image light from the at least one moveable image panel, and a non-imaging portion that does not emit light into the optical arrangement;
an imaging portion when the optical arrangement is in the first position differs from an imaging portion when the optical arrangement is in the second position; and
a non-imaging portion when the optical arrangement is in the first position differs from a non-imaging portion when the optical arrangement is in the second position.

US Pat. No. 10,558,033

LIGHT DEFLECTOR

STANLEY ELECTRIC CO., LTD...

1. A light deflector comprising:a reflector which reflects light incident upon a front surface side;
an inner frame which surrounds the reflector,
an outer frame which surrounds the inner frame;
a pair of torsion bars which extend out of the reflector in the direction of a first axis out of the first axis and a second axis, which intersect with each other at right angles at the center of the reflector;
an inner piezoelectric actuator which is interposed between the inner frame and the pair of torsion bars and which oscillates the reflector about the first axis through the pair of torsion bars; and
an outer piezoelectric actuator which has a plurality of piezoelectric cantilevers joined by a meander pattern configuration, in which a first piezoelectric cantilever and a last piezoelectric cantilever in a configuration order from the inner frame side to the outer frame are joined to the inner frame and the outer frame, respectively, and which oscillates the inner frame about the second axis,
wherein an encircling rib is formed on the rear surface of the inner frame such that the encircling rib encircles the inner frame,
a projecting rib is formed on the rear surface of a distal end portion of the first piezoelectric cantilever such that the projecting rib projects from the encircling rib and extends toward the area of a corner portion of the first piezoelectric cantilever, the area of the corner being adjacent to a second piezoelectric cantilever,
the first piezoelectric cantilever has an outer recess which is concave toward the inner frame on one vertical side adjacent to the second piezoelectric cantilever, and
the outer recess extends along the projecting rib at the corner portion in a part on the distal end side of the first piezoelectric cantilever.

US Pat. No. 10,558,029

SYSTEM FOR IMAGE RECONSTRUCTION USING A KNOWN PATTERN

Scopio Labs Ltd., Tel Av...

1. A microscope for generating a high resolution image of a sample, said microscope comprising:an illumination assembly;
an image capture device;
a fiducial marker imaged with said image capture device; and
a processor coupled to said illumination assembly and said image capture device, said processor configured with instructions to:
acquire a plurality of images under a plurality of different illumination conditions, wherein said sample and said fiducial marker are present within said plurality of images, wherein at least one of said plurality of images is a brightfield image comprising said fiducial marker; and
reconstruct said high resolution image of said sample in response to said fiducial marker and said plurality of images, wherein said brightfield image comprising said fiducial marker is used in said reconstruction and wherein said high resolution image of said sample is a brightfield image.

US Pat. No. 10,558,026

PROJECTION OPTICAL UNIT FOR IMAGING AN OBJECT FIELD INTO AN IMAGE FIELD, AND PROJECTION EXPOSURE APPARATUS COMPRISING SUCH A PROJECTION OPTICAL UNIT

Carl Zeiss SMT GmbH, Obe...

1. An EUV projection optical unit configured to image an object field in an image field, the EUV projection optical unit comprising:a plurality of mirrors configured to guide imaging light from the object field to the image field,
wherein:
the EUV projection optical unit has an image-side numerical aperture of at least 0.4;
an overall reflectivity of the EUV projection optical unit is a product of the reflectivity of each of the plurality of mirrors;
the overall reflectivity of the EUV projection optical unit is greater than 7%; and
the EUV projection optical unit has a total of eight mirrors.

US Pat. No. 10,558,022

OPTICAL LENS AND FABRICATION METHOD THEREOF

RAYS OPTICS INC., Hsinch...

1. An optical lens, comprising:a first lens group with a negative refractive power and comprising, in order from a first side to a second side, a first lens with a negative refractive power, a second lens with a refractive power and a third lens with a negative refractive power;
a second lens group with a positive refractive power and disposed between the first lens group and the second side; and
an aperture stop disposed between the first lens group and the second lens group, the optical lens having at most nine lenses with refractive powers and satisfying the conditions:
2.1

US Pat. No. 10,558,019

IMAGING LENS

KANTATSU CO., LTD., Toky...

1. An imaging lens comprising:a first lens;
a second lens having at least one surface formed in an aspheric shape;
a third lens having at least one surface formed in an aspheric shape;
a fourth lens having at least one surface formed in an aspheric shape;
a fifth lens having two surfaces each formed in an aspheric shape;
a sixth lens having two surfaces each formed in an aspheric shape; and
a seventh lens having two surfaces each formed in an aspheric shape, arranged in this order from an object side to an image plane side,
wherein said imaging lens has a total of seven lenses,
said first lens, said second lens, said third lens, said fourth lens, said fifth lens, said sixth lens, and said seventh lens are arranged respectively with a space in between,
said first lens is formed in a shape so that a surface thereof on the object side is convex near an optical axis thereof,
said third lens is formed in a shape so that a surface thereof on the object side is convex near an optical axis thereof,
said seventh lens is formed in a shape so that a surface thereof on the image plane side has at least one inflexion point and is concave near an optical axis thereof, and
said fourth lens has an Abbe's number ?d4 and said fifth lens has an Abbe's number ?d5 so that the following conditional expressions are satisfied:
20 20

US Pat. No. 10,558,012

MANUFACTURING METHOD FOR LIGHTWEIGHT LARGE-SIZE TELESCOPE MIRROR BLANKS AND MIRROR BLANKS FABRICATED ACCORDING TO SAME

1. A method for manufacturing a mirror blank comprising:providing a primary piece of glass comprising a primary planar surface and a backing piece of glass comprising a backing planar surface;
assembling a mirror blank assembly, wherein assembling the mirror blank assembly comprises interposing a plurality of glass splines between the primary glass and the backing glass, wherein interposing the plurality of glass splines comprises:
for each glass spline, abutting a first surface of the glass spline against the primary planar surface of the primary glass and abutting a second surface of the glass spline, the second surface opposed to the first surface, against the backing planar surface of the backing glass; and
arranging the plurality of glass splines to be circularly symmetric about an axis of symmetry that is orthogonal to the primary planar surface and the backing planar surface, to extend in directions that are radial from the axis of symmetry and such that portions of the glass splines closest to the axis of symmetry are spaced apart from one another; and
heating the mirror blank assembly to fuse the interposed glass splines to the primary glass and the backing glass while the primary glass and the secondary glass remain spaced apart from one another by the interposed glass splines to thereby provide the mirror blank;
wherein the primary glass has a primary circular perimeter having a primary diameter d1 and the backing glass has a backing circular perimeter having a backing diameter d2 and d1>d2.

US Pat. No. 10,558,010

SOLID IMMERSION LENS HOLDER AND IMAGE ACQUISITION DEVICE

HAMAMATSU PHOTONICS K.K.,...

1. A solid immersion lens holder holding a solid immersion lens at a front side of an objective lens, the solid immersion lens including a spherical face portion disposed to face the objective lens and a contact portion having a contact face configured to contact an observation object, and the solid immersion lens holder comprising:a first member having a first opening disposing the spherical face portion therein so that a part of the spherical face portion protrudes toward an objective lens side, and three protrusion portions extending from an inner face of the first opening toward a center of the first opening and in contact with the spherical face portion when the solid immersion lens comes into contact with the observation object during imaging; and
a second member having a second opening disposing the contact portion therein so that the contact face protrudes toward a side opposite to the objective lens side,
wherein an edge on the side opposite to the objective lens side of a front end face of each of the three protrusion portions is located on a circumference having the center of the first opening as a center,
wherein the three protrusion portions come into a single line-contact with the spherical face portion at the respective edges of the front end faces such that a contact position between each of the three protrusion portions and the spherical face portion is located on the circumference having the center of the first opening as a center when the solid immersion lens comes into contact with the observation object during imaging, and
wherein the solid immersion lens swings while sliding on the three protrusion portions, when the solid immersion lens comes into contact with the observation object to image the observation object.

US Pat. No. 10,558,009

OPTICAL IMAGE CAPTURING SYSTEM AND ELECTRONIC DEVICE

ABILITY OPTO-ELECTRONICS ...

1. An optical image capturing system, comprising:an optical imaging lens assembly comprising at least two lenses having refractive power;
an image plane;
a first lens positioning element, comprising a lens holder and a base seat, the lens holder being hollow and opaque for shielding the optical imaging lens assembly, the base seat being located proximate to the image plane for shielding the image plane, a side length on a plane of the periphery of the base seat and perpendicular to the optical axis of the optical imaging lens assembly is PhiD; and
a second lens positioning element, comprising a positioning portion accommodated in the lens holder, the positioning portion being hollow for accommodating the optical imaging lens assembly so as to make the lenses arranged on the optical axis, wherein internal sides of the lens holder are not in contact with any external side of the positioning portion, the first lens positioning element is bonded and fixed with the second lens positioning element in a manner of dispensing glue on at least the most object side surface of the first lens positioning element, a focal length of the optical imaging lens assembly is f, an entrance pupil diameter of the optical imaging lens assembly is HEP, a half maximum angle of view of the optical imaging lens assembly is HAF, and conditions as follows are satisfied: 1.0?f/HEP?10.0, 0 deg

US Pat. No. 10,558,004

OPTICAL TRANSCEIVER

Sumitomo Electric Device ...

1. An optical transceiver which is inserted and ejected with respect to a cage in a first direction, the optical transceiver comprising:a slider;
a housing supporting the slider to slid the slider along the first direction; and
a latch rotating along a second direction intersecting with the first direction at the center of a shaft, and has a first face engaging the cage, and has a second face locking the slider, the latch being supported by the housing;
wherein the latch controls the rotating by locking the second face to the slider when the slider is in a first position in the first direction, and uncontrols the rotating when the slider is in a second position farther than the first position ejected a direction in the first direction, and
wherein a position of the shaft is the same position as a position of the first face or more than a position ejected in the first direction in case of locking the second face to the slider.

US Pat. No. 10,558,003

OPTICAL WAVEGUIDE SHEET, OPTICAL TRANSMISSION MODULE, AND MANUFACTURING METHOD FOR AN OPTICAL WAVEGUIDE SHEET

SONY CORPORATION, Tokyo ...

1. An optical waveguide sheet, comprising:a sheet-like base material;
a core on the sheet-like base material, wherein the core extends in a first direction parallel to a first plane;
a cladding around the core; and
a mirror structure that extends from the cladding to the sheet-like base material, wherein
the mirror structure has a concave shape, and
the mirror structure comprises:
a first inclined surface parallel to a second direction, wherein
the second direction is perpendicular to the first direction and parallel to the first plane,
the first inclined surface is inclined with respect to the first plane,
the first inclined surface includes a core region, and
the core region exposes the core; and
a bottom surface parallel to the first plane.

US Pat. No. 10,557,997

LIGHT SOURCE DEVICE

PANASONIC INTELLECTUAL PR...

1. A light source device, comprising:a base;
a light-emitter above the base;
a cap joined to the base to cover the light-emitter, the cap having an opening in a position corresponding to the light-emitter;
a first light guide in communication with the opening for guiding, to outside of the cap, light emitted by the light-emitter; and
a first ferrule surrounding the first light guide,
wherein the first light guide and the first ferrule penetrate through the opening of the cap, and
wherein the first ferrule is joined to an edge of the opening in a state in which the first ferrule is in the opening.

US Pat. No. 10,557,996

END FACE PROTECTION TAPE FOR FIBER OPTIC CONNECTOR; AND METHODS

CommScope Technologies LL...

1. A fiber optic connector assembly comprising:a fiber optic connector having a connector body with a front end and a back end;
a ferrule positioned at the front end of the connector body, the ferrule having a distal end face with a central region and recessed regions on opposite sides of the central region, the ferrule holding an optical fiber having a polished end face positioned at the central region of the distal end face of the ferrule;
a dust cap adapted to mount on the ferrule, the dust cap having an open end and an opposite closed end, the closed end of the dust cap being configured to oppose the polished end face of the optical fiber; and
a tape member covering the central region of the ferrule such that end edges of the tape member hang over longitudinal sides of the distal end face of the ferrule, while the dust cap is being inserted over the fiber optic connector, the end edges of the tape member are adapted to flex downwardly to secure to side walls of the dust cap such that, as the dust cap is removed, the tape member simultaneously comes off with the dust cap.

US Pat. No. 10,557,993

FOCUSING MECHANISM FOR BIOSIGNALS MEASUREMENT WITH MOBILE DEVICES

CMOS Sensor, Inc., Cuper...

1. A focusing module for acquiring sensing signals, the focusing module comprising:a light guide with first and second sides, including a plurality of light passages slanted inwardly formed evenly from the first side towards a center of the second side, wherein the light guide, disposed on top of an array of photosensors, collects a reflected light from a human body part and focuses the reflected light through the light passages onto the photosensors, each of photosensors generates a charge, wherein the light guide is made with a plurality of sheets, each of the sheets includes a transparent patch forming part of one of the light passages.

US Pat. No. 10,557,987

PHOTONIC CRYSTAL FIBER, A METHOD OF PRODUCTION THEREOF AND A SUPERCONTINUUM LIGHT SOURCE

1. A method of providing a Microstructured Optical Fiber (MSF) which is loaded with hydrogen and/or deuterium, comprising:producing a preform comprising a preform structure for the core and the cladding region of the MSF;
drawing the preform to obtain the MSF having the core region and cladding region, wherein at least the cladding region comprises a plurality of inclusions extending along the longitudinal axis of the MSF;
applying a coating surrounding the cladding region, wherein the coating is hermetic for said hydrogen and/or deuterium at a temperature of Th or below, wherein Th is at least about 50° C., and wherein hydrogen and/or deuterium can pass through the coating at a temperature above Th, and
causing the MSF to become loaded with hydrogen and/or deuterium.

US Pat. No. 10,557,986

FEW MODE OPTICAL FIBER

STERLITE TECHNOLOGIES LIM...

1. A few mode optical fiber comprising:a core region, defined by a region around a central longitudinal axis of the few mode optical fiber, wherein the core region further comprises:
a first annular region with an updopant and having a first refractive index, defined by the central longitudinal axis and a first radius,
a second annular region having a second refractive index, between the first radius and a second radius,
a third annular region with a downdopant and having a third refractive index, between the second radius and a third radius,
a fourth annular region having a fourth refractive index, wherein the fourth annular region is between the third radius and a fourth radius, and
a fifth annular region with an updopant and having a fifth refractive index, wherein the fifth annular region is between the fourth radius and a fifth radius; and
a cladding region that is a sixth annular region between the fifth radius and a sixth radius, having a sixth refractive index;
wherein the few mode optical fiber is operated in six modes including two degenerate Lp01 modes and four degenerate Lp11 modes.

US Pat. No. 10,557,981

SURFACE LIGHTING APPARATUS AND METHOD FOR MANUFACTURING THE SAME

KOLON GLOTECH, INC., Gwa...

1. A surface lighting apparatus comprises:a first light guiding unit for dispersing input light from a light source through patterns formed in intaglio or relief in the first light guiding unit;
a reflecting unit formed at a lower part of the first light guiding unit to reflect light being out among dispersed light of the first light guiding unit;
a diffusing unit adjoining an upper part of the first light guiding unit and scattering light dispersed from the first light guiding unit in an upward direction; and
a second light guiding unit formed between the light source and the first light guiding unit and guiding the input light from the light source to the first light guiding unit,
wherein the second light guiding unit further comprises;
a first portion including an inner surface that has a given slope and a first plurality of protrusions refracting a first part of the input light from the light source in a vertical direction, the first plurality of protrusions being formed on the inner surface;
a second portion including a surface that is formed concavely in an inward direction toward the light source and formed adjacent to the first light guiding unit, the second portion guiding a second part of the input light from the light source directly to the first light guiding unit;
a third portion including a surface that faces the diffusing unit and formed between the first portion and the second portion; and
a fourth portion including a surface that faces the reflecting unit and a second plurality of protrusions disposed on a lower inner surface of the second light guiding unit, formed under the second portion, and guiding the vertically refracted light from the first plurality of protrusions of the first portion to the first light guiding unit by refracting the vertically refracted input light using the second plurality of protrusions.

US Pat. No. 10,557,980

APPARATUS AND METHOD FOR A HOLOGRAPHIC OPTICAL FIELD FLATTENER

Honeywell International I...

1. An apparatus, comprising:an optically transparent substrate having a first surface and a second surface opposite the first surface;
a center region, having a center;
at least one holographic concentric band on or in a first surface of the optically transparent substrate and around the center region;
wherein each successive holographic concentric band is increasingly radially distant from the center of the center region;
wherein the center region and each of the at least one holographic concentric band has a field angle that increases with each successive concentric band further displaced from the center; and
wherein each holographic concentric band is comprised of a set of holographic field angle pixels, where each field angle pixel in a set has the same field angle of view, where the field angle of view of each field angle pixel in a set is greater than the first field angle of view, where the field angle of view for each set of holographic field angle pixels of a holographic concentric band increases as the holographic concentric band's radial distance from the center of the center region increases, where the center region and each holographic concentric band are configured to transmit, normal to the second surface of the optically transparent substrate, light incident at an angle equal to a corresponding field angle, and where each holographic concentric band has a non-zero field angle.

US Pat. No. 10,557,979

SUBSTRATE FOR WIRE GRID POLARIZER, WIRE GRID POLARIZER, MANUFACTURING METHOD FOR WIRE GRID POLARIZER, AND DISPLAY DEVICE INCLUDING WIRE GRID POLARIZER

Samsung Display Co., Ltd....

1. A manufacturing method of a wire grid polarizer, the method comprising:forming a wire grid polarizer substrate comprising an engraved trench extending along a first direction;
applying a liquid mask resin to the wire grid polarizer substrate;
imprinting the liquid mask resin by using a wire grid polarizer mold comprising an imprint mold pattern;
forming an etching mask by curing the liquid mask resin;
forming a wire grid by removing a portion of the wire grid polarizer substrate; and
forming a grid bridge by removing the etching mask.

US Pat. No. 10,557,975

REFLECTING MIRROR AND MIRROR HOLDING MECHANISM

Nittoh Inc., (JP)

1. A reflection mirror having a concave curved reflection surface, whereinwhen a surface on which the reflection surface is formed is a front surface, a surface opposite to the front surface is a rear surface, a direction parallel to an optical axis of the reflection mirror from the rear surface toward the front surface is a first direction, and a direction parallel to the optical axis from the front surface toward the rear surface is a second direction,
the rear surface has a recessed flat surface orthogonal to the first direction and a wall surface that rises from at least a part of a periphery of the flat surface toward the second direction,
the flat surface has three or more protruding portions that protrude in the second direction, the three or more protruding portions being located inboard of the wall surface, and
when viewed from the first direction, the three or more protruding portions are disposed so as to surround a center of the flat surface.

US Pat. No. 10,557,962

METHOD FOR MEASUREMENT OF HYDROCARBON CONTENT OF TIGHT GAS RESERVOIRS

Saudi Arabian Oil Company...

1. A method of determining hydrocarbon gas content of a pressurized subsurface tight gas formation at a depth of interest in the earth adjacent a well, the well having therein well fluids comprising drilling mud and formation drill cuttings containing drilling mud, the hydrocarbon gas content being determined from nuclear magnetic resonance well logging responses obtained by a nuclear magnetic resonance well logging system in the well and nuclear magnetic resonance of the well fluids by performing the steps of:(a) lowering a sonde containing the nuclear magnetic resonance well logging system by a wireline cable into the well to obtain without measuring porosity the nuclear magnetic resonance well logging responses of the pressurized subsurface tight gas formation in situ at the depth of interest;
(b) obtaining nuclear magnetic resonance relaxation time spectra in situ from the obtained nuclear magnetic resonance responses of the pressurized subsurface tight gas formation, the obtained relaxation time spectra indicating water and hydrocarbon fluid content in the pressurized subsurface tight gas formation;
(c) forming a measure of the fluid content in the pressurized subsurface tight gas formation based on the obtained nuclear magnetic resonance relaxation time spectra from the nuclear magnetic responses of the pressurized subsurface tight gas formation;
(d) obtaining a sample of pure drilling mud for the well at the earth surface;
(e) obtaining nuclear magnetic resonance relaxation time spectra from nuclear magnetic resonance measurements of the obtained sample of pure drilling mud for the well, the obtained nuclear magnetic resonance relaxation time spectra indicating water content of the pure drilling mud for the well;
(f) obtaining a sample of the well fluid brought to the earth surface containing the pure drilling mud and formation drill cuttings from the well;
(g) obtaining nuclear magnetic resonance relaxation time spectra from nuclear magnetic resonance measurements of the obtained sample of the well fluid, the obtained relaxation time spectra indicating water content of the obtained sample of the well fluid;
(h) forming a measure of water content in the obtained formation drill cuttings based on the obtained nuclear magnetic resonance relaxation time spectra of the obtained sample of the well fluid; and
(i) determining the hydrocarbon gas content of the pressurized subsurface tight gas formation from the formed measure of the water and hydrocarbon fluid content in situ of the pressurized subsurface tight gas formation and the formed measure of the water content at the earth surface in the obtained formation drill cuttings.

US Pat. No. 10,557,961

LOGGING TOOL WITH ELECTRIC DIPOLE SOURCE AND MAGNETIC SENSOR FOR FORWARD AND LATERAL IMAGING

Saudi Arabian Oil Company...

1. A method of operations in a borehole comprising:generating a first electric dipole in the borehole that is parallel with an axis of the borehole, and generating a second electric dipole in the borehole that is transverse to the axis of the borehole, the electric dipoles forming an electromagnetic field in a formation that surrounds the borehole;
using a coil in the borehole at a location spaced axially away from the electric dipoles to sense magnetic flux that is generated by the electromagnetic field; and
based on the step of sensing magnetic flux, identifying a distance and a direction from the first electric dipole and the second electric dipole to a bed boundary that is in the formation.

US Pat. No. 10,557,957

SYSTEM AND METHOD FOR IMPROVING RESOLUTION OF DIGITAL SEISMIC IMAGES

Chevron U.S.A. Inc., San...

1. A computer-implemented method of seismic imaging, comprising:a. receiving, at a computer processor, a seismic image representative of a subsurface volume of interest and an earth model;
b. decomposing the seismic image into a set of image subsets based on an image-domain decomposition function;
c. forward modeling each image subset to generate a set of synthetic data subsets;
d. decomposing each of the synthetic data subsets into a set of data sub-subsets based on a data-domain decomposition function;
e. imaging each of the sets of data sub-subsets using the earth model to generate a set of image sub-subsets;
f. combining user-selected groups of the set of image sub-subsets to generate a second set of image subsets;
g. combining the second set of image subsets based on a criterion to create a high resolution seismic image; and
h. displaying the high resolution seismic image via a user interface.

US Pat. No. 10,557,951

BOREHOLE SEISMIC SOURCE AND METHOD

CGG SERVICES SAS, Massy ...

1. A seismic source for generating seismic waves in a non-vertical borehole, the seismic source comprising:a housing;
an actuator mechanism located inside the housing and configured to generate a fluctuating pressure;
a flexible membrane attached to surround the housing and configured to hold a fluid; and
a coupling device covered by the flexible membrane and configured to generate a static pressure on the flexible membrane,
wherein, when moving inside the non-vertical borehole, the seismic source has an extended arrangement with a reduced radial profile, the flexible membrane not being in contact with the walls of the non-vertical borehole and, when generating acoustic signals, has a retracted arrangement with an expanded radial profile, the flexible membrane being in contact with the walls of the non-vertical borehole.

US Pat. No. 10,557,948

RADIATION IMAGING SYSTEM AND MOVING IMAGE GENERATION METHOD

CANON KABUSHIKI KAISHA, ...

1. A radiation imaging system for generating a moving image, comprising:a plurality of pixels each including a signal generation unit configured to convert radiation into charges;
a reading circuit electrically connected to the signal generation unit and configured to read, from each pixel, an accumulation signal output from the signal generation unit in accordance with accumulated charges and a reset signal output from the signal generation unit that is in a reset state;
a storage unit capable of storing data; and
a signal processing unit configured to store, in the storage unit, a correction image generated based on the reset signal and the accumulation signal read from each pixel before initial irradiation, said signal processing unit being further configured to generate a frame image in each frame period based on a radiation image generated based on the accumulation signal read from each pixel, a reset image generated based on the reset signal read from each pixel, and the correction image stored in the storage unit.

US Pat. No. 10,557,947

ANALOG FREQUENCY-DOMAIN MULTIPLEXING FOR TIME-OF-FLIGHT PET DETECTOR FRONTEND ELECTRONICS

Siemens Medical Solutions...

1. A detector circuit, comprising:a plurality of photomultiplier tubes each having an anode configured to generate an anode output signal; and
a frequency domain detector interface comprising a plurality of frequency domain coupling circuits, wherein each of the plurality of frequency domain coupling circuits is configured to receive the anode output signal from one of the plurality of photomultiplier tubes, wherein each of the plurality of frequency domain coupling circuits is configured to pickoff a first one of a high-frequency component and a low-frequency component from the anode output signal and generate a pass-through signal comprising a second one of the high-frequency component and the low-frequency component;
wherein each of the plurality of frequency domain coupling circuits comprises a high-frequency coupling circuit configured to pickoff the high-frequency component of the anode signal, and wherein the high-frequency coupling circuit comprises a radiofrequency directional coupler configured to pickoff the high-frequency component of the anode signal.

US Pat. No. 10,557,944

TIMING CIRCUIT CALIBRATION

QUALCOMM Incorporated, S...

1. A method comprising, with a mobile device operable in a plurality of power modes:obtaining a satellite position system (SPS) time based, at least in part, on an SPS position fix at an SPS receiver;
setting a system time maintained at the mobile device to the SPS time;
obtaining three or more measurements of a temperature of at least one component of the mobile device at three or more time instances during a lower-power time interval during which the mobile device is in a lower-power mode, the three or more measurements including a first measurement at a beginning of the lower-power time interval, a third measurement at an end of the lower-power time interval, and at least a second measurement between the first and third measurements;
determining one or more estimated frequencies of a sleep counter based, at least in part, on the three or more measurements of the temperature of the at least one component of the mobile device; and
propagating the system time maintained at the mobile device to the end of the lower-power time interval based, at least in part, on the one or more estimated frequencies.

US Pat. No. 10,557,943

OPTICAL SYSTEMS

Apple Inc., Cupertino, C...

1. A remote sensing system, comprising:two transmitters that transmit light through a common optical path to an object field; and
two receivers that detect reflections of the transmitted light received at the system through the common optical path, wherein the two receivers include a medium-range receiver comprising a medium-range optical system including a plurality of refractive lens elements that refract a portion of the light reflected from a range of 50 meters or less to a first sensor that captures the light, wherein field of view of the medium-range optical system is between 15 and 60 degrees, and wherein F-number of the medium-range optical system is 1.6 or less.

US Pat. No. 10,557,942

ESTIMATION OF MOTION USING LIDAR

DSCG Solutions, Inc., Fr...

1. A method, comprising:defining a first dataset based on a performance of a first scan at a first time of an object using a plurality of beams of electromagnetic radiation emitted from a scanning mechanism;
defining a second dataset based on a performance of a second scan at a second time of the object using the plurality of beams of electromagnetic radiation emitted from the scanning mechanism, each of the first scan and the second scan being performed in a direction substantially normal to a direction of the plurality of beams;
generating, based on the first dataset and the second dataset, (i) an initial value of a first velocity of the object along a first axis orthogonal to the direction of the plurality of beams, (ii) an initial value of a second velocity of the object along a second axis orthogonal to the direction of the plurality of beams, and (iii) an initial value of a rotational velocity of the object about an axis parallel to the direction of the plurality of beams.

US Pat. No. 10,557,939

LIDAR SYSTEM WITH IMPROVED SIGNAL-TO-NOISE RATIO IN THE PRESENCE OF SOLAR BACKGROUND NOISE

Luminar Technologies, Inc...

1. A lidar system comprising:a light source configured to:
emit light toward a target, the light source having an operating wavelength which lies within a band that delineates a relative maximum in atmospheric absorption; and
switch between emitting light at the operating wavelength and emitting light at a wavelength that has a reduced atmospheric absorption, comprising switching between a first seed laser that produces the operating wavelength and a second seed laser that produces the reduced-absorption wavelength, wherein switching between the first seed laser and the second seed laser comprises powering on either the first seed laser or the second seed laser;
a detector configured to detect scattered light that is emitted by the light source and subsequently scattered from the target; and
a processor configured to:
determine a characteristic of the target based on a characteristic of the scattered light received at the detector;
determine that a measure of signal quality of a signal produced by the detector in response to detecting the scattered light falls below a predetermined threshold value; and
in response to the measure of signal quality falling below the threshold value, instruct the light source to switch from emitting light at the operating wavelength to emitting light at the reduced-absorption wavelength.

US Pat. No. 10,557,934

ALTIMETER APPARATUS FOR EXTERNAL FUSELAGE MOUNTING

ROCKWELL COLLINS, INC., ...

1. An altimeter apparatus for external fuselage mounting for an aircraft, wherein the altimeter apparatus comprises:an altimeter circuit coupled to an antenna system, wherein the altimeter circuit is configured to:
generate a first signal and transmit the first signal via the antenna system;
receive a second signal via the antenna system, wherein the second signal is a reflected version of the first signal; and
determine an altitude based on the first signal and the second signal; and
a chassis configured to contain the altimeter circuit and the antenna system outside the aircraft, wherein the chassis is connected to an external side of the fuselage of the aircraft and is located outside of the aircraft.

US Pat. No. 10,557,933

RADAR DEVICE AND POSITION-DETERMINATION METHOD

Panasonic Corporation, O...

1. A radar device mounted on a moving object, comprising:a doppler correction phase-rotation controller, which in operation, determines a Doppler correction phase-rotation amount for correcting a Doppler frequency component, based on a movement speed of the moving object;
a radar transmitter, which in operation, repeatedly transmits a corrected radar transmission signal in each radar transmission interval Tr, the corrected radar transmission signal including pulse compression codes and being corrected based on the Doppler frequency component; and
a radar receiver, which in operation, includes one or more reception branches, each receiving a reflection wave signal resulting from reflection of the corrected radar transmission signal by a target,
wherein the radar transmitter includes
a radar-transmission-signal generator, which in operation, generates a radar transmission signal, and
a phase rotator, which in operation, corrects the radar transmission signal for each radar transmission interval Tr, based on the Doppler correction phase-rotation amount, and that outputs the corrected radar transmission signal; and
wherein the radar receiver includes
a position-determination result outputter, which in operation, calculates a position-determination result of the target by using a result of Doppler-frequency analysis on the reflection wave signal received by the one or more reception branches and the Doppler correction phase-rotation amount.

US Pat. No. 10,557,930

TIME MEASUREMENT-BASED POSITIONING METHOD, RELATED DEVICE, AND SYSTEM

Huawei Technologies Co., ...

1. A method, comprising:separately performing, by a first device, time measurement with a plurality of second devices, to obtain a plurality of measurement results, wherein each of the plurality of measurement results corresponds to a respective second device of the plurality of second devices; and
calculating a location of the first device based on the plurality of measurement results, wherein a first measurement result of the plurality of measurement results comprises time stamps t1, t2, t3, and t4, t1 is a time at which a respective second device corresponding to the first measurement result sends a measurement frame, t2 is a time at which the first device receives the measurement frame from the respective second device corresponding to the first measurement result, t3 is a time at which the first device sends an acknowledgement frame in response to the measurement frame received from the respective second device corresponding to the first measurement result, t4 is a time at which the respective second device corresponding to the first measurement result receives the acknowledgement frame, the acknowledgement frame is sent by the first device after waiting for a randomly generated short interframe spacing after receiving a last symbol of the measurement frame received from the respective second device corresponding to the first measurement result, the randomly generated short interframe spacing is a short interframe spacing that is actually used by the first device and that is randomly generated by the first device and is within a specified fluctuation range of a nominal short interframe spacing, and the nominal short interframe spacing is a short interframe spacing agreed upon between the plurality of second devices and the first device.

US Pat. No. 10,557,926

MODULAR LADAR SENSOR

Continental Advanced Lida...

1. A mobile ladar platform having a ladar sensor, the ladar sensor with a field of view and having a first electrical connector and contained within a housing, and said mobile ladar platform further having a positioning system, and a digital processor adapted to perform analysis of a scene in the field of view, and the mobile ladar platform having a second electrical connector adapted to mate with said first electrical connector, and said positioning system having at least one control motor adapted to move said mobile ladar platform in response to a command from a digital processor, and said ladar sensor further comprising:a laser transmitter with modulated laser light output and a diffusing optic for illuminating a scene in the field of view of the ladar sensor;
a zero range reference circuit having a zero range reference output adapted to signal the initiation of the modulated laser light output;
a clock driver circuit having a clock output, and having a temperature stabilized frequency reference;
a two dimensional array of light sensitive detectors positioned at a focal plane of a light collecting and focusing system, each of said light sensitive detectors having an output producing an electrical response signal from a reflected portion of said modulated laser light output;
a readout integrated circuit with a plurality of unit cell electrical circuits, each of said unit cell electrical circuits having
an input connected to one of said light sensitive detector outputs,
an electrical response signal demodulator, and
a range measuring circuit connected to an output of said electrical response signal demodulator, and said range measuring circuit further connected to the zero range reference output, and the range measuring circuit connected to the clock output and having a range output;
said two dimensional array of light sensitive detectors electrically connected to said readout integrated circuit through a plurality of metallic bumps; and
a communications port having an input connected to the range output of each unit cell and adapted to transmit the range output of each unit cell through said first electrical connector and said second connector.

US Pat. No. 10,557,925

TIME-OF-FLIGHT (TOF) IMAGE SENSOR USING AMPLITUDE MODULATION FOR RANGE MEASUREMENT

SAMSUNG ELECTRONICS CO., ...

1. A method comprising:projecting a laser pulse onto a three-dimensional (3D) object;
applying a first analog modulating signal to a first photoelectron receiver and a second analog modulating signal to a second photoelectron receiver in a pixel, and wherein the second analog modulating signal is an inverse of the first analog modulating signal;
detecting a returned pulse using the first and the second photoelectron receivers, wherein the returned pulse is the projected pulse reflected from the 3D object;
generating a pair of signal values in response to photoelectron receiver-specific detections of the returned pulse, wherein the pair of signal values includes a first signal value and a second signal value, and wherein each of the first and the second signal values is based on modulation received from a respective one of the first and the second analog modulating signals; and
determining a Time of Flight (TOF) value of the returned pulse using a ratio of the first signal value to a total of the first and the second signal values.

US Pat. No. 10,557,923

REAL-TIME PROCESSING AND ADAPTABLE ILLUMINATION LIDAR CAMERA USING A SPATIAL LIGHT MODULATOR

The Government of the Uni...

1. An apparatus comprising:a spatial light modulator transmitting a structured laser beam to an object of interest in a three-dimensional scene in a field of view;
a lidar detector receiving a reflected laser beam reflected from the three-dimensional scene, the reflected laser beam denoting different round trip times of object surface reflections, said spatial light modulator being encoded using the reflected laser beam such that the structured laser beam one of masks and inverse masks the object of interest;
a first laser transmitting a pulsed first laser beam to said spatial light modulator, said pulsed laser beam comprising a pulsed laser beam size, said spatial light modulator comprising a spatial light modulator size;
a first optical element operably located between said pulsed laser and said spatial light modulator, said first optical element expanding said pulsed first laser beam size to said spatial light modulator size; and
a second optical element operably located between said spatial light modulator and said at least one image plane, said structured laser beam comprising a structured laser beam size, said field of view comprising a field of view size, said second optical element expanding said structured laser beam size to said field of view size.

US Pat. No. 10,557,921

ACTIVE BRIGHTNESS-BASED STRATEGY FOR INVALIDATING PIXELS IN TIME-OF-FLIGHT DEPTH-SENSING

Microsoft Technology Lice...

1. A method for sensing an environment using a time-of-flight depth-sensing device, comprising, for a particular sensing element of a sensor of the time-of-flight depth-sensing device:receiving instances of radiation having plural respective frequencies, each instance of radiation having a given frequency, originating from an illumination source, and being reflected from the environment;
generating frequency-specific sensor readings in response to receiving the instances of radiation;
generating a set of active brightness measurements for the plural frequencies, each active brightness measurement being based on frequency-specific sensor readings made by the particular sensing element that are associated with a particular frequency;
generating a variation measure that reflects an extent of variation within the set of active brightness measurements; and
invalidating a pixel associated with the particular sensing element if the variation measure satisfies a prescribed invalidation condition.

US Pat. No. 10,557,918

MOBILE EMERGENCY PERIMETER SYSTEM AND METHOD

ARCHITECTURE TECHNOLOGY C...

1. A method for establishing and controlling a mobile perimeter at a fixed or moving geographic location and for determining a geographic location of an emitting radio frequency (RF) emitter in a vicinity of the mobile perimeter, comprising:at each of a plurality of RF sensors:
receiving an RF transmission,
processing the received RF transmission to produce RF signal data, and
wirelessly transmitting the RF signal data to a central station; and
at the central station, a processor:
executing a cross-correlation process to:
compare characteristics of pairs of RF signal data;
based on the compared characteristics, determine a time difference of arrival (TDOA) between RF transmissions received at each RF sensor of a pair of RF sensors, and
repeat the cross-correlation process for each pair of RF sensors from which RF signal data are received; and
using the TDOA values for two or more pairs of RF sensors, the processor determining a location estimate for the RF emitter.

US Pat. No. 10,557,913

SELF-ORIENTING BURIED MARKER

Textron Innovations Inc.,...

1. A marker for burying adjacent an underground structure such that a location of the underground structure can be identified from above a ground surface, said marker comprising:a housing;
a self-orienting beacon retention device movingly disposed within the housing, wherein the self-orienting beacon retention device comprises a coil bobbin; and
an inductance-capacitance (LC) beacon device carried by the self-orienting beacon retention device, wherein the LC beacon device comprises:
an inductor coil disposed around an exterior surface of the coil bobbin of the self-orienting beacon retention device; and
a capacitor operably connected with the inductor coil,
wherein the self-orienting beacon retention device is structured and operable to orient the coil bobbin and the inductor coil in a desired orientation relative to a ground surface regardless of the orientation of the housing relative to the ground surface.

US Pat. No. 10,557,906

QUANTITATIVE MAGNETIC RESONANCE IMAGING RELAXOMETRY WITH SUPPRESSION OF BLOOD SIGNAL

The Chinese University of...

1. A method of generating an image using a magnetic resonance imaging (MRI) apparatus, the method comprising:applying a magnetization reset pulse sequence;
applying a magnetization preparation pulse sequence for quantification of a relaxation parameter, wherein a time between applying the magnetization reset pulse sequence and applying the magnetization preparation pulse sequence corresponds to a T1 recovery period;
applying an acquisition pulse sequence including a fast spin echo (FSE) pulse sequence, the FSE pulse sequence including an excitation pulse and a plurality of refocusing pulses, wherein a delay time between applying the magnetization preparation pulse sequence and applying the acquisition pulse sequence is 2 ms or less;
acquiring data during the acquisition pulse sequence;
generating image data based on the acquired data, wherein in the image data, a blood signal is at least partially suppressed; and
quantifying, based on the image data, the relaxation parameter at each of a plurality of locations within a region of a subject of interest.

US Pat. No. 10,557,905

SYSTEM AND METHOD FOR PRODUCING HIGH-RESOLUTION MAGNETIC RELAXATION PARAMETER MAPS

Northwestern University, ...

1. A method for producing a map of a relaxation parameter from images acquired with a magnetic resonance imaging (MRI) system, the steps of the method comprising:(a) providing to a computer system, an image of a subject acquired with an MRI system;
(b) providing to the computer system, a low-resolution relaxation parameter map of the subject, wherein the low-resolution relaxation parameter map has a lower spatial resolution than the provided image of the subject;
(c) computing with the computer system and using the provided image of the subject and the low-resolution relaxation parameter map, a calibration curve that relates image intensity values in the provided image of the subject to relaxation parameter values in the low-resolution relaxation parameter map;
(d) producing a high-resolution relaxation parameter map of the subject having the same spatial resolution as the provided image of the subject by converting the image intensity values in the provided image of the subject to relaxation parameter values using the calibration curve.

US Pat. No. 10,557,903

SLICE MULTIPLEXING METHOD AND APPARATUS FOR MAGNETIC RESONANCE IMAGING

Siemens Healthcare GmbH, ...

1. A method for magnetic resonance (MR) imaging of at least two non-overlapping slices of an examination object, said method comprising:from a computer, emitting control signals to an MR data acquisition scanner in order to cause the MR data acquisition scanner to execute an MR data acquisition sequence in which acquired MR data are entered into a memory organized as k-space along a k-space trajectory, and in order to radiate at least one multiband radio-frequency (RF) excitation pulse that selectively and simultaneously excites nuclear spins in at least two non-overlapping slices of an examination subject situated in the MR data acquisition scanner;
in said computer, determining phases that are to be additionally assigned to each of the simultaneously excited slices during execution of said MR data acquisition sequence, so as to displace at least a first of the measurement points for a respective slice to be displaced away from said k-space trajectory of the MR data acquisition sequence, in a direction in k-space corresponding to the additionally assigned phase for that respective slice;
using said computer to operate said MR data acquisition scanner to execute said MR data acquisition sequence with the assignment of the determined additional phases in order to acquire MR data from the respective slices with at least two RF reception coils;
using said computer to emit control signals to operate said MR data acquisition scanner in order to repeat acquisition of said MR data with said at least two RF reception coils in said MR data acquisition sequence with the phases that are additionally assigned being changed from repetition-to-repetition so that, compared with a previous acquisition of said MR data, at least a second of the measurement points in a respective repetition of the MR data acquisition sequence, that have not yet been displaced away from said k-space trajectory in previous repetitions, are displaced away from k-space trajectory in said direction in k-space, with said repetitions of said MR data acquisition sequence being repeated with a number of repetitions that causes at least one central region of k-space to be sampled completely by the repeated MR data acquisitions;
in said computer, determining a calibration dataset from the measurement data acquired in said central region of k-space; and
in said computer, reconstructing image data for the simultaneously excited slices from the acquired measurement data using said calibration dataset, and making the image data available from the computer in electronic form, as a data file.

US Pat. No. 10,557,902

OPTIMIZED RF SHIELD DESIGN

Case Western Reserve Univ...

1. A radio frequency (RF) shield for use with a split magnetic resonance imaging (MRI) apparatus, comprising:a dielectric material layer;
a first sheet attached to a first side of the dielectric material layer; and
a second sheet attached to a second, different side of the dielectric material layer,
where the first sheet includes a first set of axial cuts sized and positioned to reduce ohmic heating due to eddy currents induced in the RF shield by a split X-gradient coil in the split MRI apparatus in the split MRI apparatus,
where the first sheet includes a first set of azimuthal cuts sized and positioned to reduce ohmic heating due to eddy currents induced in the RF shield by the split X-gradient coil,
where the second sheet includes a second set of axial cuts sized and positioned to reduce ohmic heating due to eddy currents induced in the RF shield by a split Y-gradient coil in the split MRI apparatus,
where the second sheet includes a second set of azimuthal cuts sized and positioned to reduce ohmic heating due to eddy currents induced in the RF shield by the split Y-gradient coil.

US Pat. No. 10,557,899

ADJUSTMENT DEVICE FOR AN RF RESONANT CIRCUIT OF AN NMR PROBE HEAD

BRUKER SWITZERLAND AG, F...

1. Adjustment device for a radio frequency (RF) resonant circuit of a nuclear magnetic resonance (NMR) probe comprising:a plurality of movable elements arranged in succession, wherein adjacent ones of the movable elements respectively mutually engage into one another so as to be movable relative to one another in a limited range,
wherein the movable elements each comprise at least one electrical functional part for adjusting the RF resonant circuit and N outwardly oriented electrical contact elements, where N is a natural number ?1, and
wherein each electrical functional part comprises at least two functional part terminals, and the electrical contact elements are each connected to one of the functional part terminals,
a first connection assembly configured to slidingly contact at least a portion of the movable elements from outside in order to connect the electrical contact elements of the movable elements depending on movement positions of the movable elements, and
a movement device configured to move at least one movable element of the movable elements.

US Pat. No. 10,557,893

MANAGEMENT DEVICE FOR SECONDARY BATTERY, AND METHOD OF MANAGING SECONDARY BATTERY

GS YUASA INTERNATIONAL LT...

1. A management device for a secondary battery which includes an electrode including an active material with a characteristic where a potential flat portion exists in a relationship between a capacity and a potential, wherein the management device comprises:a management unit which detects an occurrence of a temporary degradation of the secondary battery when a state of charge (SOC) associated value, which is associated with an SOC of the secondary battery, is acquired and the SOC which corresponds to the acquired SOC associated value is equal to or less than a preset prescribed SOC to charge the secondary battery at a charge rate which is different from a charge rate when the occurrence of the temporary degradation is not detected, or when a state value relating to a voltage of the secondary battery is acquired and a magnitude relationship between the acquired state value relating to the voltage of the secondary battery and a preset threshold value satisfies a predetermined condition.

US Pat. No. 10,557,892

ENERGY STORAGE DEVICE STATE ESTIMATION DEVICE AND ENERGY STORAGE DEVICE STATE ESTIMATION METHOD

GS Yuasa International Lt...

1. An energy storage device state estimation device for estimating a state of an energy storage device at a predetermined point of time, the energy storage device state estimation device comprising:a history acquisition part configured to acquire a charge-discharge history of the energy storage device up to the predetermined point of time;
a deterioration value estimation part configured to, assuming information indicative of a deterioration degree of time dependent deterioration in which the energy storage device deteriorates with a lapse of time in an open-circuit state as information about time dependent deterioration, assuming information indicative of a deterioration degree of working electricity dependent deterioration which is deterioration by working electricity excluding the time dependent deterioration as information about working electricity dependent deterioration, assuming a value indicative of an amount of the time dependent deterioration of the energy storage device as a time dependent deterioration value, and assuming a value indicative of an amount of the working electricity dependent deterioration of the energy storage device as a working electricity dependent deterioration value, estimate the time dependent deterioration value at the predetermined point of time using the information about time dependent deterioration corresponding to the charge-discharge history, and estimate the working electricity dependent deterioration value at the predetermined point of time using the information about working electricity dependent deterioration corresponding to the charge-discharge history; and
a state estimation part configured to estimate a state of the energy storage device at the predetermined point of time using the time dependent deterioration value and the working electricity dependent deterioration value.

US Pat. No. 10,557,891

BATTERY SYSTEM AND CONTROL METHOD THEREOF

TOYOTA JIDOSHA KABUSHIKI ...

1. A battery system comprising:a secondary battery configured such that a first correspondence between an open circuit voltage and a state of charge at a time of charging is partially different from the first correspondence at the time of discharging, and a second correspondence between an internal pressure and the state of charge at the time of charging is partially different from the second correspondence at the time of discharging; and
an electronic control unit configured to estimate the state of charge of the secondary battery,
wherein the electronic control unit is configured to
obtain the open circuit voltage and the internal pressure,
obtain a first estimated value of the state of charge corresponding to the time of charging and a second estimated value of the state of charge corresponding to the time of discharging using the obtained open circuit voltage and the first correspondence,
obtain a third estimated value of the state of charge corresponding to the time of charging and a fourth estimated value of the state of charge corresponding to the time of discharging using the obtained internal pressure and the second correspondence,
estimate the state of charge using at least one of the first estimated value or the third estimated value when a first difference between the first estimated value and the third estimated value is less than a second difference between the second estimated value and the fourth estimated value, and
estimate the state of charge using at least one of the second estimated value or the fourth estimated value when the second difference is less than the first difference.

US Pat. No. 10,557,889

UNIVERSAL DEVICE MULTI-FUNCTION TEST APPARATUS

Flextronics AP, LLC, San...

1. A system for testing an electronic device, comprising:two or more test apparatuses, each test apparatus comprising:
a processor;
a memory coupled with and readable by the processor and storing instructions that, when executed by the processor, causes the processor to:
communicate with multiple testers in the system, wherein each of the multiple testers performs a test of at least one of an operation and a characteristic of the electronic device and outputs a result of the test performed;
direct the multiple testers to perform a series of tests of the electronic device ordered in a first test sequence;
receive results of each test in the series of tests performed in the first test sequence;
determine whether the results of each test in the series of tests performed in the first test sequence indicates a pass or a failure associated with each test performed;
determine to modify an order of the series of tests in the first test sequence for subsequent tests performed by the multiple testers when at least one result of each test performed is indicated as a failure result, wherein the modification to the series of tests in the first test sequence orders a test that is associated with the failure result before other tests associated with passing results in the first test sequence; and
store, in the memory, a modified first test sequence comprising the modification to the series of tests in the first test sequence determined; and
a master test management server in communication with the two or more test apparatuses, wherein the master test management server receives a modified first test sequence determined from a first test apparatus of the two or more test apparatuses and a modified first test sequence determined by a second test apparatus of the two or more test apparatuses, wherein the master test management server analyzes the modified first test sequences received from each of the two or more test apparatuses, determines a failure result associated with a same test performed in each of the modified first test sequences and forwards a standard modified first test sequence including the same test arranged first in the series of tests performed to at least one other test apparatus of the two or more test apparatuses.

US Pat. No. 10,557,887

TAP, COUNTER STORING VALUE OF SERIAL ACCESS BY COMMUNICATION CIRCUITRY

Texas Instruments Incorpo...

1. Communication circuitry comprising:(a) a test data in input, a bi-directional test mode select terminal, a test clock input, and a test data out output;
(b) test access port circuitry including test controller circuitry coupled to the test mode select terminal and the test clock input;
(c) serial communication circuitry separate from the test access port circuitry, the serial communication circuitry having a serially accessible register through the bi-directional test mode select terminal; and
(d) a counter operable to store a value corresponding to repetition of a serial access by the serial communication circuitry.

US Pat. No. 10,557,886

TEST SYSTEM SUPPORTING MULTIPLE USERS USING DIFFERENT APPLICATIONS

Advantest Corporation, T...

1. A method for performing tests using automated test equipment (ATE), said method comprising:loading a first test plan to a control server from a first user computer, wherein the control server communicates with a plurality of primitives in a tester, wherein the plurality of primitives are deployed within a rack in the tester, wherein a primitive comprises an enclosure and a board to interface with associated devices under test (DUTs), and wherein each primitive can operate independently of other primitives in the plurality of primitives;
downloading the first test plan to a first subset of primitives from the plurality of primitives;
loading a second test plan to the control server from a second user computer;
downloading the second test plan to a second subset of primitives from the plurality of primitives; and
executing the first test plan and the second test plan concurrently.

US Pat. No. 10,557,881

ELECTRICAL OVERSTRESS REPORTING

Analog Devices Global, H...

1. An apparatus with electrical overstress detection, the apparatus comprising:an electrical overstress protection device including a sense terminal;
a detection circuit including an input terminal conductively coupled to the sense terminal of the electrical overstress protection device, the detection circuit configured to detect electrical overstress events, wherein the sense terminal of the electrical overstress protection device and the input terminal of the detection circuit have a common direct current voltage;
a memory configured to store information associated with one or more of the electrical overstress events detected by the detection circuit; and
a reporting circuit configured to assert an alarm signal related to a functional safety risk based on the information that is stored in the memory.

US Pat. No. 10,557,880

MODELOCKED LASER ELECTRIC FIELD SENSOR

X Development LLC, Mount...

1. An electro-optic (EO) sensor for detecting a local electric field strength, the EO sensor comprising:a first optical cavity and a second optical cavity different from the first optical cavity;
a gain medium within the first optical cavity;
a mode locking element within the first optical cavity; and
an EO material within the first optical cavity and the second optical cavity, an effective optical path length of the EO material being variable depending on the local electric field strength at the EO sensor,
wherein the gain medium, the mode locking element, and the EO material are arranged in a common path of light within the first optical cavity,
wherein during operation, the EO sensor emits pulses of light at a repetition rate characteristic of an effective optical path length of the light within the first optical cavity, the effective optical path length varying depending on the electric field strength local to the EO sensor, and
the second optical cavity is configured to resonantly enhance a change in the effective optical path length of the light in response to the local electric field strength.

US Pat. No. 10,557,879

SENSOR EXCITATION IN SYSTEMS WHERE REMOTE SENSOR SIGNAL PROCESSING IS PERFORMED

Hamilton Sundstrand Corpo...

1. A sensor control arrangement comprising:a host controller comprising:
a first data communication interface;
an excitation signal synthesizer in electronic communication with the first data communication interface; and
an amplifier;
a remote sensor interface configured to receive an AC signal from the host controller;
a power/data bus extending between the host controller and the remote sensor interface; and
an electromagnetic sensor configured to:
receive the AC signal from the host controller via the power/data bus; and
send a sensor signal to the remote sensor interface.

US Pat. No. 10,557,878

REACTANCE MEASUREMENT APPARATUS

ISUZU MOTORS LIMITED, To...

1. A reactance measurement apparatus comprising:a series circuit that includes a first circuit including a first resistor and a second circuit connected in series with the first circuit and including a reactance element;
a first voltage generation unit that generates a first AC voltage having a predetermined frequency to apply the first AC voltage to the series circuit;
a second voltage generation unit that generates a second AC voltage having the same frequency as that of the first AC voltage and having a predetermined phase difference with respect to the first AC voltage;
a multiplication unit that multiplies the second AC voltage and a voltage of the second circuit to generate a multiplication voltage;
a measurement unit that measures a voltage of a DC component of the multiplication voltage;
a phase shift amount calculation unit that calculates a phase shift amount of the voltage of the second circuit with respect to the first AC voltage based on a relation between a phase difference of the second AC voltage with respect to the first AC voltage and the voltage of the DC component of the multiplication voltage; and
a reactance calculation unit that calculates a reactance of the reactance element based on the phase shift amount, which is calculated by the phase shift amount calculating unit, of the voltage of the second circuit with respect to the first AC voltage.

US Pat. No. 10,557,877

ALARM PANE ASSEMBLY

SAINT-GOBAIN GLASS FRANCE...

1. An alarm pane assembly, comprising:a first pane that consists of tempered glass, the first pane comprising an outer surface and an inner surface;
a transparent, electrically conductive coating, that is arranged on the inner surface of the first pane;
a sensor unit comprising a transmitting unit and an evaluation unit; and
an antenna that is electromagnetically coupled to the transparent, electrically conductive coating,
wherein the transmitting unit is configured to forward a high-frequency voltage signal with a frequency f in a range of 0.1 GHz to 6 GHz to the antenna,
wherein the antenna is configured to emit an electromagnetic radiation of the frequency f,
wherein the evaluation unit is configured to measure an impedance matching of the transmitting unit to the antenna, and
wherein the sensor unit is configured to output an alarm signal when a measured impedance matching deviates from a reference value.

US Pat. No. 10,557,875

MULTI-SENSOR SCANNER CONFIGURATION FOR NON-CONTACT VOLTAGE MEASUREMENT DEVICES

Fluke Corporation, Evere...

1. A device to measure alternating current (AC) in an insulated conductor, the device comprising:a housing;
a sensor subsystem physically coupled to the housing, the sensor subsystem selectively positionable proximate the insulated conductor without galvanically contacting the conductor, wherein the sensor subsystem capacitively couples with the insulated conductor, the sensor subsystem comprising a plurality of sensor elements;
a conductive internal ground guard which at least partially surrounds the sensor subsystem and is galvanically isolated from the sensor subsystem, the internal ground guard sized and dimensioned to shield the sensor subsystem from stray currents;
a conductive reference shield which surrounds at least a portion of the housing and is galvanically insulated from the internal ground guard, the conductive reference shield sized and dimensioned to reduce currents between the internal ground guard and an external ground;
a common mode reference voltage source which, in operation, generates an alternating current (AC) reference voltage having a reference frequency, the common mode reference voltage source electrically coupled between the internal ground guard and the conductive reference shield;
signal conditioning circuitry that, in operation, generates a sensor current signal indicative of current conducted through the sensor subsystem;
a plurality of controllable switches, each of the plurality of switches being operative to selectively electrically couple a respective one of the sensor elements to the signal conditioning circuitry; and
control circuitry communicatively coupled to the plurality of switches and the signal conditioning circuitry, wherein, in operation, the control circuitry:
controls the plurality of controllable switches to cause one of the sensor elements to be electrically coupled to the signal conditioning circuitry;
receives a sensor current signal from the signal conditioning circuitry; and
determines the AC voltage in the insulated conductor based at least in part on the received sensor current signal, the AC reference voltage, and the reference frequency.

US Pat. No. 10,557,873

SYSTEMS AND METHODS FOR CLOSED LOOP CURRENT SENSING

Allegro MicroSystems, LLC...

1. A current sensor for sensing a direct magnetic field generated by a current through a primary conductor comprising:a plurality of magnetic field sensing elements comprising at least one first magnetic field sensing element spaced from at least one second magnetic field sensing element, wherein the at least one first magnetic field sensing element and the at least one second magnetic field sensing element are configured to sense the direct magnetic field at different magnitudes, the direct magnetic field having a first direct coupling factor with respect to the at least one first magnetic field sensing element and a second direct coupling factor with respect to the at least one second magnetic field sensing element;
a feedback conductor configured to carry a feedback current generating a feedback magnetic field, the feedback magnetic field having a first feedback coupling factor with respect to the at least one first magnetic field sensing element and a second feedback coupling factor with respect to the at least one second magnetic field sensing element, wherein the first feedback coupling factor is different than the second feedback coupling factor;
a circuit coupled to the plurality of magnetic field sensing elements and configured to generate the feedback current for coupling to the feedback conductor based on the direct magnetic field and the feedback magnetic field; and
a sense element coupled to the feedback conductor and configured to sense the feedback current.

US Pat. No. 10,557,869

CLAMP METER

Fluke Corporation, Evere...

1. A clamp meter, comprising:a meter body;
a clamp jaw assembly mounted to the meter body, the clamp jaw assembly comprising a first clamp jaw and a second clamp jaw that are movable in relation to each other between a closed position and an open position, the first clamp jaw and the second clamp jaw each having a distal end and a proximal end opposite to the distal end, wherein in the closed position the distal ends of the first and second clamp jaws meet to define an enclosed area between the first and second clamp jaws, and in the open position the distal ends of the first and second clamp jaws separate from each other to define a gap that allows a wire under test to pass therethrough into the enclosed area;
a locking slider positioned within a slot inside the meter body, wherein the locking slider is slidable longitudinally within the slot between a locked position and an unlocked position, wherein in the locked position the locking slider abuts against the proximal end of the first clamp jaw to block the first clamp jaw from movement, and in the unlocked position the locking slider is moved away from the proximal end of the first clamp jaw to allow the first clamp jaw to move relative to the second clamp jaw;
a first biasing element configured to exert to the locking slider a biasing force that pushes the locking slider toward the locked position; and
a switch assembly operatively coupled to the locking slider to move the locking slider longitudinally within the slot between the locked position and the unlocked position.

US Pat. No. 10,557,867

PROBE PIN AND INSPECTION DEVICE INCLUDING PROBE PIN

OMRON Corporation, Kyoto...

1. A probe pin, comprising:an elastic hollow cylinder configured to expand and contract along a central axis;
a conductive first plunger extending in the elastic hollow cylinder along the central axis from a first end of the elastic hollow cylinder; and
a conductive second plunger extending in the elastic hollow cylinder along the central axis from a second end of the elastic hollow cylinder, wherein:
the first plunger and the second plunger are coupled together in the elastic hollow cylinder in a manner movable relative to each other along the central axis;
the first plunger comprises:
a first plunger body located in the elastic hollow cylinder; and
a first terminal connected to the first plunger body, and located outside the elastic hollow cylinder;
the second plunger comprises:
a second plunger body located in the elastic hollow cylinder; and
a second terminal connected to the second plunger body, and located outside the elastic hollow cylinder;
the first plunger body comprises:
a slope that tapers in a direction from an outer side toward an inner side of the elastic hollow cylinder, the slope configured to come in contact with the second plunger body inside the elastic hollow cylinder, and configured to be urged in a direction crossing the central axis by relative movement of the first plunger and the second plunger; and
an elastic portion located between the first terminal and the slope and elastically deformable; and
the elastic portion in the first plunger body bends and protrudes in a direction perpendicular to the central axis.

US Pat. No. 10,557,866

PROBE SEAT OF VERTICAL PROBE DEVICE

MPI CORPORATION, Chu-Pei...

1. A probe seat of a vertical probe device, the probe seat comprising:a lower die having a plurality of lower probe holes for a plurality of probes to be respectively inserted therethrough;
a middle die fixed on the lower die and having at least one through trough for the plurality of probes to be inserted therethrough, each of the lower probe holes being located below the through trough of the middle die;
at least one upper die fixed on the middle die and having a plurality of upper probe holes located above the through trough of the middle die for the plurality of probes to be respectively inserted therethrough; and
at least one reinforcing die fixedly disposed in said at least one through trough and having a plurality of middle probe holes for the probes to be respectively inserted therethrough;
wherein said at least one reinforcing die is fixed on the lower die by at least one screw;
wherein the lower die has a plurality of protrusions located in the through trough of the middle die; said at least one reinforcing die is fixed on the protrusions of the lower die by said at least one screw.

US Pat. No. 10,557,857

SYSTEM AND METHOD FOR BONE LOSS ASSAY

Intelligent Optical Syste...

1. A method for screening for osteoporosis comprising:a. obtaining a saliva sample from a subject;
b. applying the saliva sample to a lateral flow test strip, wherein the strip comprises a conjugate pad deposited with a fluorescently labeled detector antibody, and at least one capture line reactive to osteocalcin;
c. placing the test strip in a fluorescent reader calibrated to quantitatively measure osteocalcin concentration at a given sample volume;
d. performing a screening diagnostic evaluation according to a quantitative measurement obtained from the reader;
wherein the at least one capture line comprises a capture antibody specific to osteocalcin, and a control line; wherein the capture antibody and the fluorescently labeled detector antibody pair are chosen from the group consisting of:
a. 940/939,
b. 11F8/939,
c. 2H9/939,
d. 940/H10,
e. 2H9/H10,
f. 940/3G8,
g. 11F8/3G8.

US Pat. No. 10,557,855

SILICON QUANTUM DOT OPTICAL PROBES

Board of Regents, The Uni...

1. A photoactive particle comprising:a pyrene luminescent chromophore covalently bonded to a silicon nanocrystal, wherein the photoactive particle exhibits an absorption spectrum including a first wavelength and a photoluminescence emission spectrum for excitation at the first wavelength, and wherein the photoactive particle exhibits an external photoluminescence quantum yield of at least 10%, wherein the external photoluminescence quantum yield corresponds to a number of photoluminescent photons emitted by the photoactive particle per incident photon having a wavelength in the absorption spectrum.

US Pat. No. 10,557,853

MOLECULAR SENSOR AND METHODS OF USE THEREOF

YEDA RESEARCH AND DEVELOP...

1. A fluorescent monomolecular sensor, wherein said sensor is a Thiazole Orange-based protein identifier (TOPI), comprising a Thiazole Orange (TO) derivative and at least two specific protein binders;wherein said protein is a homodimer;
wherein the TO derivative is represented by the following structure:

wherein,
R is a specific protein binder;
wherein said specific binder comprises: marimastat, ethacrynic acid, bisethacrynic acid, metal complex of nitrilotriacetic acid (NTA), metal complex of bis NTA, metal complex of tris-NTA, PDGF-BB, heparin, FGF aptamer, biotin, tacrine, estrogen, DNA aptamer, RNA aptamer, peptide aldehyde, estrogen, suberoylanilidehydroxamic acid (SAHA) or any combination thereof.

US Pat. No. 10,557,851

SIGNALING CONJUGATES AND METHODS OF USE

Ventana Medical Systems, ...

1. A method of producing a stained biological sample comprising a first signaling complex on a solid support, comprising:(a) contacting a biological sample immobilized on a solid support with a first detection probe and a first enzyme conjugate comprising an enzyme, wherein the first detection probe specifically binds to a first target if said first target is present in said biological sample, and the first enzyme conjugate binds to the first detection probe, thereby forming a first binding complex comprising the first target, the first detection probe, and the first enzyme conjugate, wherein the first target comprises a polypeptide, nucleic acid, or a tyrosine-containing moiety, and the enzyme of the first enzyme conjugate is a peroxidase;
(b) after step (a), contacting the first binding complex with a first amplifying conjugate comprising a phenolic moiety and a first hapten, such that, if said first target is present in said biological sample, the first amplifying conjugate contacts the enzyme of the first binding complex, and the enzyme of the first binding complex catalyzes conversion of the phenolic moiety of the first amplifying conjugate into a reactive species, thereby forming a modified form of the first amplifying conjugate, which comprises the reactive species and the first hapten, that covalently binds to at least one of:
(1) a location on the first binding complex proximate to or directly on the first enzyme conjugate of the first binding complex;
(2) a location on the first binding complex proximate to or directly on the first target of the first binding complex; and
(3) a location on the biological sample proximate to the first target;
whereby, if said first target is present in said biological sample, a first amplifying complex is formed, said first amplifying complex comprising the modified form of the first amplifying conjugate covalently bonded to the first binding complex and/or covalently bonded to the biological sample proximate to the first target;
(c) after step (b), contacting the first amplifying complex with a first labeling conjugate comprising an antibody against said first hapten, which said antibody against said first hapten is conjugated to an enzyme, wherein the enzyme of said first labeling conjugate is a peroxidase, such that, if said first target is present in said biological sample, said first labeling conjugate becomes bound to said first amplifying complex, thereby forming a first deposited complex comprising said first labeling conjugate hound to said first amplifying complex;
(d) after step (c), contacting the first deposited complex with a first signaling conjugate comprising a phenolic moiety and a first chromogenic moiety, such that, if said first target is present in said biological sample, the first signaling conjugate contacts the enzyme of said first deposited complex, and the enzyme of said first deposited complex catalyzes conversion of the phenolic moiety of the first signaling conjugate into a reactive species, thereby forming a modified form of the first signaling conjugate, which comprises the reactive species and the first chromogenic moiety, that covalently binds to at least one of:
(1) a location on the first amplifying complex proximate to or directly on the modified form of the first amplifying conjugate of the first amplifying complex;
(2) a location on the first labeling conjugate that is bound to said first amplifying complex; and
(3) a location on the biological sample proximate to the first amplifying complex; whereby, if said first target is present in said biological sample, said first signaling complex is formed, said first signaling complex comprising the modified form of the first signaling conjugate covalently bonded to the first amplifying complex, covalently bonded to the first labeling conjugate, or covalently bonded to a location on the biological sample proximate to the first amplifying complex; and
(e) after step (d), removing the first signaling conjugate unbound to the first signaling complex by washing the solid support, thereby, if said first target is present in said biological sample, producing the stained biological sample comprising the first signaling complex on the solid support;wherein, if said first target is present in said biological sample, the first chromogenic moiety of the first signaling complex of the stained biological sample produces a colored signal when the solid support is exposed to light that provides for the detection of said first target after step (e), wherein said light comprises one or more of visible light, infrared light, or near infrared light.

US Pat. No. 10,557,839

MULTI-SENSE ENVIRONMENTAL MONITORING DEVICE AND METHOD

Industrial Scientific Cor...

1. A system, comprising:a plurality of monitoring devices, wherein each of the plurality of monitoring devices comprises at least one sensor configured to detect a substance and to generate an output signal indicative of a concentration of the substance in response to a detection of the substance, wherein the at least one sensor in each of the plurality of monitoring devices is configured to detect a same substance, wherein an amount of the substance has not been determined prior to the detection of the substance;
a processing unit, wirelessly coupled to the at least one sensor in each of the plurality of monitoring devices, configured to:
receive each output signal from each of the at least one sensor in each of the plurality of monitoring devices in response to the detection of the sub stance;
generate a detection signal for the substance indicative of the amount of the substance based on the output signals from the at least one sensor in each of the plurality of monitoring devices;
determine a corresponding gain of each of the at least one sensor in each of the plurality of monitoring devices and an overall gain of a majority of the at least one sensor in each of the plurality of monitoring devices based on the determined corresponding gains;
generate a calibration action responsive to any of the output signals deviating by an amount from the detection signal, wherein the calibration action comprises only adjusting a corresponding gain of a corresponding deviating sensor to correspond with the determined overall gain of the majority of the at least one sensor in each of the plurality of monitoring devices;
determine a weight of each of the at least one sensor configured to indicate a reliability of each of the at least one sensor, wherein the weight for each of the at least one sensor is determined based on at least one of a span reserve of the at least one sensor, a historic calibration performance of the at least one sensor, or a historic bump test performance of the at least one sensor; and
determine an aggregate substance concentration reading by aggregating the output signals from each of the at least one sensor biased toward output signals from sensors indicated as being more reliable based on the weight.

US Pat. No. 10,557,833

METHOD FOR PRIORITIZING DATA PROCESSING OF A PLURALITY OF ULTRASONIC SCAN DATA FILES

VeriPhase, Inc., Birming...

1. A method for prioritizing data processing of a plurality of ultrasonic scan data files, comprising the steps of:a. responsive to the availability of a plurality of ultrasonic scan data files, presenting a list of scan data files available for data processing to an operator through a human machine interface on a computing device;
b. conducting a plurality of tests upon said plurality of ultrasonic scan data files by retrieving configuration values in each said ultrasonic scan data file to determine the existence of configuration inconsistencies in said data file based upon one or more predetermined consistency expectations;
c. through said human machine interface, selecting one or more of said presented scan data files for batch data processing in an order fixed by said human operator;
d. under computer control, data processing each scan data file pursuant to the priority order established in said file selection step to produce a weld indications data file for each file data processed; and,
e. after said data processing step, presenting a list of said processed weld indications data files to a human operator for review through said computer interface.

US Pat. No. 10,557,781

BENDING TEST DEVICE AND SYSTEM FOR FLEXIBLE DISPLAY DEVICE

WUHAN CHINA STAR OPTOELEC...

1. A bending test device for a flexible display device, comprising:a bending device comprising a bending shaft, an upper bending plate, and a lower fixing plate, wherein the bending shaft is disposed between the upper bending plate and the lower fixing plate, an end of the upper bending plate is fixedly connected to the bending shaft, the bending shaft is configured to rotate to move the upper bending plate to rotate toward the lower fixing plate, and the lower fixing plate is fixed on a workbench;
an upper clamping plate disposed on a surface of the upper bending plate, wherein the upper clamping plate is configured to slide along the surface of the upper bending plate, a surface of the upper clamping plate that is away from the upper bending plate is an upper placing surface for the flexible display device, and the upper placing surface for the flexible display device is provided with a first fixing clip configured to fix an upper portion of the flexible display device;
a lower clamping plate disposed on a surface of the lower fixing plate, wherein the lower clamping plate is configured to slide along the surface of the lower fixing plate, a surface of the lower clamping plate that is away from the lower fixing plate is a lower placing surface for the flexible display device, and the lower placing surface for the flexible display device is provided with a second fixing clip configured to fix a lower portion of the flexible display device;
a first tension measuring element disposed on an upper portion of the upper bending plate and connected to an end of the upper clamping plate that is away from the bending shaft;
a second tension measuring element disposed on a lower portion of the lower fixing plate and connected to an end of the lower clamping plate that is away from the bending shaft, and a flexible connection is at least formed between the first tension measuring element and the upper clamping plate, or formed between the second tension measuring element and the lower clamping plate; and
a motion device connected to at least one end of the bending shaft and configured to drive the bending shaft to rotate, wherein the bending shaft and a connecting end of the motion device are provided with a gear, the motion device comprises a motor and a crank slider mechanism, the crank slider mechanism comprises a cam and a rack, the motor is connected to the cam through a driving shaft, the rack is connected to an edge of the cam through a connecting rod, the crank slider mechanism is configured to convert rotational motion of the motor to rectilinear motion of the rack, the rack is engaged with the gear of the bending shaft, and the rectilinear motion of the rack is converted to rotational motion of the gear so that the bending shaft rotates;
wherein a shaft sleeve is disposed on the bending shaft, at least one bearing is disposed in the shaft sleeve so that the shaft sleeve and the flexible display device have synchronized movement.

US Pat. No. 10,557,770

PRESSURE SENSOR WITH IMPROVED STRAIN GAUGE

Sensata Technologies, Inc...

1. An apparatus for sensing a pressure of a fluid from a fluid medium comprising:a port body having a peripheral wall surrounding an interior channel for receiving the fluid from the fluid medium, the interior channel extending between the fluid medium and a diaphragm on the port body;
a strain gauge affixed to the port body by a glass substrate, the strain gauge comprising: a first resistor electrically connected between a first input/output (I/O) pad and a ground pad; a second resistor electrically connected between a second I/O pad and the ground pad; a third resistor electrically connected between a third I/O pad and the ground pad; and a fourth resistor electrically connected between a fourth I/O pad and the ground pad;
four current sources, each current source providing a uniform, constant current to one of the I/O pads;
a first output electrically connected between the first I/O pad and the second I/O pad for measuring voltage; and
a second output electrically connected between the third I/O pad and the fourth I/O pad for measuring voltage,
wherein:
each resistor is spaced substantially equidistant from the ground pad to urge uniform mobile ion accumulation across the resistors; and
when the diaphragm experiences pressure from the fluid: the second resistor and the third resistor experience a tension force; and the first resistor and fourth resistor experience a compression force.

US Pat. No. 10,557,764

TORQUE SENSOR WHICH DETECTS TORQUE AROUND A PREDETERMINED ROTATION AXIS

TRI-FORCE MANAGEMENT CORP...

1. A torque sensor which detects torque around a predetermined rotation axis (Z),the torque sensor comprising:
an annular deformation body (50; 60) which extends along a basic annular channel (R) when the basic annular channel (R) is defined on a basic plane (XY) orthogonal to the rotation axis (Z) so as to surround a circumference of the rotation axis;
a left side support body (10) which is disposed at a position adjacent to a left side of the annular deformation body (50; 60), when viewed from a reference observation direction in which the rotation axis (Z) gives a horizontal line extending laterally;
a right side support body (20) which is disposed at a position adjacent to a right side of the annular deformation body(50; 60), when viewed from the reference observation direction;
left side connection members (11, 12; 16 to 19) which connect left side connection points (P11, P12; P16 to P19) on a left side surface of the annular deformation body(50; 60) with the left side support body (10);
right side connection members (21, 22; 26 to 29) which connect right side connection points (P21, P22; P26 to P29) on a right side surface of the annular deformation body (50; 60) with the right side support body (20);
a capacitive element (C; C1 to C4; C11 to C18) which is constituted of a displacement electrode (E50) fixed at a predetermined position of the right side surface of the annular deformation body (50; 60) and a fixed electrode (E20) which is fixed at a position of the right side support body (20) which opposes the displacement electrode (E50); and
detection circuits (101 to 105) which output electric signals indicating torque around the rotation axis (Z) exerted on one of the left side support body (10) and of the right side support body (20) in a state that a load is applied to the other on the basis of fluctuation in capacitance value of the capacitive element (C; C1 to C4; C11 to C18); wherein
the annular deformation body (50; 60) is provided with a detection part (D; D1 to D4; D11 to D18) positioned at a detection point (Q; Q1 to Q4; Q11 to Q18) defined on the basic annular channel (R) and a coupling part (L; L1 to L4; L11 to L18) connected to both ends of the detection part,
the detection part (D; D1 to D4; D11 to D18) is provided with a first deformation part (51; 61) which undergoes elastic deformation by exertion of torque which is to be detected, a second deformation part (52; 62) which undergoes elastic deformation by exertion of torque to be detected and a displacement part (53; 63) which undergoes displacement resulting from elastic deformation of the first deformation part and the second deformation part,
an external end of the first deformation part (51; 61) is connected to the coupling part (L) adjacent thereto, while an internal end of the first deformation part (51; 61) is connected to the displacement part (53; 63), and an external end of the second deformation part (52; 62) is connected to the coupling part (L) adjacent thereto, while an internal end of the second deformation part (52; 62) is connected to the displacement part (53; 63),
the displacement electrode (E50) is fixed at a position of the displacement part (53; 63) which opposes the right side support body (20), and
the left side connection points (P11, P12; P16 to P19) and the right side connection points (P21, P22; P26 to P29) are disposed at the coupling part (L), orthogonal projection images of the left side connection points (P11, P12; P16 to P19) on the basic plane (XY) and orthogonal projection images of the right side connection points (P21, P22; P26 to P29) on the basic plane (XY) are formed at mutually different positions.

US Pat. No. 10,557,756

SHEARING INTERFEROMETER USING TWO OPPOSING SHEARING PLATES FOR LASER

SAMSUNG DISPLAY CO., LTD....

1. A shearing interferometer comprising:a first shearing plate including a first front surface and a first back surface parallel to the first front surface, where the first shearing plate splits an input beam when input to the first front surface into a first beam reflected at the first front surface and a second beam reflected at the first back surface;
a second shearing plate including a second front surface and a second back surface parallel to the second front surface, wherein the second front surface of the second shearing plate is disposed opposite to and facing the first front surface of the first shearing plate, the second shearing plate splits the first beam into a third beam reflected at the second front surface and a fourth beam reflected at the second back surface, and the second shearing plate splits the second beam into a fifth beam reflected at the second front surface and a sixth beam reflected at the second back surface; and
a diffuser disposed on a path through which the third to sixth beams advance,
wherein each of the first and second shearing plates has a thickness which limits a phase delay between the fourth beam and the fifth beam to a degree determined to allow interference to occur between the fourth beam and the fifth beam.

US Pat. No. 10,557,755

POSITION DETECTION METHOD AND OPTICAL MODULE

HAMAMATSU PHOTONICS K.K.,...

6. An optical module comprising:a movable portion which moves along a predetermined direction; and
an interference optical system including a movable mirror coupled to the movable portion and a beam splitter having a fixed position,
wherein, in the interference optical system, a circulating optical path is formed by the movable mirror and the beam splitter, detection light is split into first light and second light, the first light is incident on the circulating optical path, every time the first light reaches the beam splitter through the movable mirror, a portion of the first light is transmitted through the beam splitter and a remaining portion of the first light is reflected by the beam splitter to reach the beam splitter through the movable mirror, and the first light transmitted through the beam splitter from the circulating optical path and the second light are combined to generate multiple interference light.

US Pat. No. 10,557,753

SPECTROMETER APPARATUS

STMICROELECTRONICS S.R.L....

1. A spectrometer comprising:a substrate;
a plurality of light detectors in the substrate;
a plurality of light filters over the plurality of light detectors, the plurality of light filters comprising electro-optic materials, each of the plurality of light filters transmitting a different wavelength or reflecting a different wavelength, each of the plurality of light filters aligned with a corresponding one of the plurality of light detectors; and
a circuit in the substrate, wherein the circuit is electrically coupled to the plurality of light filters, and wherein the circuit is configured to change optical characteristics of the plurality of light filters over time.

US Pat. No. 10,557,746

GRANULE DOSING SYSTEM FOR PLASTIC PROCESSING MACHINES

Plast-Control GmbH, Rems...

1. A granule dosing system for plastics processing machines comprising: a weighing container merely supported by resting on a framework so as to be removably retained in an operating position on the framework;a plurality of supply containers having outlets which are connected to an inlet of the weighing container via dosing mechanisms;
a mixer with an inlet which is connected to an outlet of the weighing container at the same time that the outlets of the supply containers are positioned relative to an inlet of the weighing container;
and a safety switch and a control device designed to switch off at least one of:
the dosing mechanisms and
the mixer when the safety switch emits a switch-off signal,
wherein the weighing container is configured such that, in the operating position, it blocks access to both:
the dosing mechanisms and
the inlet of the mixer, and
wherein the safety switch is arranged on the framework such that it emits the switch-off signal only when the weighing container is removed from the operating position.

US Pat. No. 10,557,744

APPARATUS FOR DETERMINING AND/OR MONITORING AT LEAST ONE PROCESS VARIABLE

1. An apparatus for determining and/or monitoring a process variable of a medium in a containment, the apparatus comprising:an oscillatable unit with a membrane having a base area, which can be caused to execute mechanical oscillations;
at least three rods attached to the membrane and extending perpendicular to the base area of the membrane;
a housing, wherein the membrane forms at least a portion of a wall of the housing, and wherein the rods extend into the housing;
a driving/receiving unit disposed opposite the membrane in an end region of the at least three rods
and configured to excite the oscillatable unit using an electrical exciting signal via the at least three rods to execute mechanical oscillations, to receive the mechanical oscillations of the oscillatable unit, and to transduce the mechanical oscillations into an electrical received signal; and
an electronics unit configured to generate an exciter signal from the received signal and to ascertain the process variable at least from the received signal,
wherein at least one of the at least three rods is attached to the membrane at a site on the base area where a second derivative of a deflection of the membrane from a rest position as a function of the site on the base area is essentially zero.

US Pat. No. 10,557,740

BIN LEVEL INDICATOR

LTJ ENTERPRISES, INC, Ro...

1. A combined material storage bin and visual indicator for providing a person with information regarding the level of material located within the bin comprising:said bin having a side wall surrounding a chamber for holding material,
said side wall having at least one hole open to the inside and outside of the side wall,
said indicator mounted on the side wall operable to provide a person located remote from the bin with visual information regarding the level of material located within the bin,
said indicator comprising
a housing having an internal chamber,
at least one visual member movably mounted on the housing, said visual member having a first portion and a second portion spaced from the first portion located in the internal chamber of the housing,
a bright color on the first portion of the visual member,
said second portion of the visual member having a dark color,
a light transparent member joined to the housing enclosing the visual member within the interior chamber of the housing,
a mount device connecting the housing to the side wall of the bin, said mount device including
an elongated bar located within the bin engageable with the inside of the side wall of the bin,
a boss joined to the bar extended through the hole in the side wall of the bin,
a fastener cooperating with the boss to retain the bar in engagement with the inside of the side wall of the bin,
an actuator connected to the mount device locatable within the chamber of the bin for movement from a first position to a second position and from the second position back to the first position,
said actuator including a flexible body extended downwardly from the bar into the chamber of the bin,
said flexible body comprising a flexible sheet member having opposite side portions extended toward the inside side wall of the bin, a top portion, a back wall adjacent the inside bin wall, and a bottom edge extended normal away from the inside side wall of the bin when the actuator is in the first position with material in the bin engaging the actuator, said bottom edge extending upwardly and inwardly away from the inside side wall of the bin when the actuator is in the second position with no material in the bin engaging the actuator, said back wall including a tubular portion having a vertical passage,
a plate for holding the flexible sheet member on the bar,
at least one fastener attaching the plate and flexible sheet member to the bar,
a motion transmission apparatus connecting the actuator to the visual member,
said motion transmission apparatus including a rod having a first rod section operatively associated with the visual member for rotating the visual member and a second rod section located in the passage of the tubular portion of the flexible sheet member,
a torus mounted on the boss,
said second rod section being extended through said torus with the torus in annular engagement with the second rod section thereby supporting the rod on the torus,
an axle mounted on the housing rotatably supporting the visual member,
a sleeve rotatably supported on the axle and connected to the visual member,
a yoke having a stem, a first arm and a second arm,
said first rod section being connected to the stem,
said sleeve being located between said first and second arms,
an endless flexible member having a middle portion wound around the sleeve, a first end portion retained on the first arm and a second end portion retained on the second arm whereby movement of the actuator between its first and second positions selectively moves the rod mounted on the torus, the yoke, and rotates the sleeve with the endless flexible member to rotate the visual member to position the bright color adjacent the transparent member or the dark color second portion of the visual member adjacent the transparent member whereby the bright color or the dark color second portion of the visual member is visible by a person located remote from the bin to provide the person with visual information concerning the level of material in the bin.

US Pat. No. 10,557,729

SENSOR MOUNTING STRUCTURE

TOYOTA JIDOSHA KABUSHIKI ...

1. A sensor mounting structure comprising:a sensor device that detects at least information in front of a vehicle;
a support member that houses part of the sensor device and is attached to a base member provided on an inner surface of a front windshield glass; and
a display device that displays at least an image of what is in back of the vehicle, the display device being attached such that its angle is adjustable, to a lower end portion of an arm member having upper end portion that is attached to the support member,
wherein a space is formed between an outer surface of the part of the sensor device housed in the support member and an inner surface of the support member.

US Pat. No. 10,557,727

INDUCTIVE DISPLACEMENT SENSORS

HUTCHINSON, Paris (FR)

16. An inductive displacement sensor comprising:a target, the target comprising
a plurality of separated conductive patterns distributed along a zone having a dimension Dtot in a direction of a first circular annular strip or wide strip of the target, said patterns being defined by an overlay of at least
a first set of elementary periodic patterns having a period approximately equal to Dtot/N, including N first elementary conductive patterns of a dimension approximately equal to Dtot/2N in said direction, regularly distributed along the first circular annular strip of the target, each of the first elementary periodic patterns having the shape of a sector of the first circular annular strip of the target, and
a second set of elementary periodic patterns having a period approximately equal to Dtot/(N+r), including N+r second elementary patterns of a dimension approximately equal to Dtot/2(N+r) in said direction, regularly distributed along a second circular annular strip or narrow strip of the target, concentric with the first circular annular strip and included in the first circular annular strip, each of the second elementary patterns having the shape of an annular sector of the second circular annular strip of the target, where N is an integer greater than or equal to 2 and r is a positive integer, different to zero and less than or equal to N?1; and
a transducer comprising
a primary winding producing a uniform magnetic excitation in a first circular annular strip of the transducer identical to the first circular annular strip of the target, facing the first circular annular strip of the target,
a first set of at least two secondary windings each comprising N first turns of the same winding direction or 2N first turns of alternating winding directions, regularly distributed along the zone having the dimension Dtot in the direction of the first circular annular strip or the wide strip of the target, each first turn having a dimension in said direction approximately equal to Dtot/2N of the first circular annular strip of the transducer, and the N or 2N first turns of each winding being regularly distributed along the first circular annular strip of the transducer, and
a second set of at least two secondary windings each comprising N+r second turns of the same winding direction or 2(N+r) second turns of alternating winding directions, regularly distributed along said zone, each second turn having a dimension in said direction approximately equal to Dtot/2(N+r) of a second circular annular strip of the transducer, identical to the second circular annular strip of the target and facing the second circular annular strip of the target, where N is an integer greater than or equal to 2 and r is a positive integer, different to zero and less than or equal to N?1,
wherein first and second turns overlap at least partially, and
wherein first and second elementary conductive patterns overlap at least partially.

US Pat. No. 10,557,723

APPARATUS FOR DETECTING AN ANGLE OF ROTATION

Haechitech Corporation, ...

1. An apparatus for detecting an angle of rotation, comprising:a rotatable member situated in a first plane and rotatable to be switched between a reference state and rotated states, the rotatable member being unrotated in the reference state;
magnet pieces arranged on the rotatable member along a circumferential direction of the rotatable member at intervals of an angle, the magnet pieces moving along a first locus as the rotatable member is rotated;
a Hall sensor comprising a first Hall element and a second Hall element spaced apart from each other, situated in a second plane spaced a predetermined distance apart from the first plane, and positioned along a second locus, the second locus being a projection of the first locus into the second plane, and the Hall sensor providing a first output from the first Hall element and a second output from the second Hall element varying as the rotatable member is rotated; and
a processor configured to detect an angle of rotation of the rotatable member in response to receiving the first output and the second output from the Hall sensor based on the first and second outputs and using an equation that is a cubic polynomial,
wherein the equation is yi=aix3+bix2+cix+di, and
wherein x is a variable indicative of an output of an ith Hall element, yi is a variable indicative of the angle of rotation of the rotatable member, and i is a positive integer.

US Pat. No. 10,557,719

GAS TURBINE SENSOR FAILURE DETECTION UTILIZING A SPARSE CODING METHODOLOGY

SIEMENS ENERGY, INC., Or...

1. A method for detecting gas turbine sensor failure based upon collected readings from at least one sensor, comprising:creating a dictionary of basis vectors defining values associated with known sensor readings for normal operating conditions;
applying a sparse coding process to a set of sensor reading data, using the created dictionary, to identify a set of L-1 norm residual data;
evaluating the L-1 norm residual data to categorize a predetermined subset of the largest-valued L-1 norm residual data as abnormal sensor readings;
comparing the abnormal sensor readings to a plurality of prior sensor readings and defining the designated abnormal sensor readings as associated with a sensor failure if a predefined number of the prior sensor readings are also designated as abnormal sensor readings;
transmitting a sensor failure signal to gas turbine personnel, identifying the particular sensor; and
removing the failed sensor from service, and repairing or replacing the failed sensor.

US Pat. No. 10,557,711

APPARATUS FOR INFERRING PEDESTRIAN POSITION BASED ON PEDESTRIAN MOVEMENT DETECTION, AND METHOD THEREFOR

Korea Institute of Scienc...

1. A method for estimating a pedestrian position based on pedestrian motion recognition, comprising:recognizing a specific motion of a plurality of motions of a pedestrian, wherein the recognizing the specific motion of the plurality of motions of the pedestrian includes recognizing the specific motion of the plurality of motions of the pedestrian by pattern recognition based on signals from a vibration detection sensor and a rotation detection sensor built in a user terminal, and wherein the plurality of motions of the pedestrian include stopping, walking, running, answering a phone, and walking while putting the terminal in a pocket;
estimating a number of steps, a direction, and a stride of the pedestrian based on the recognized specific motion; and
estimating a position of the pedestrian by the estimated number of steps, the estimated direction, and the estimated stride,
wherein estimating the stride of the pedestrian includes measuring an actual movement distance of the user using geographic information and rotation information by determining rotation information measured at a first point of time when the user turns a certain corner and a second point of time when the user turns a following corner and determining the actual movement distance by associating the rotation information measured at the first point and the rotation information measured at the second point with the geographic information, and estimating a stride of the pedestrian based on the actual movement distance.

US Pat. No. 10,557,704

NON-DESTRUCTIVE DETECTION METHOD

DISCO CORPORATION, Tokyo...

1. A non-destructive detection method of detecting, in a non-destructive manner, a modified layer formed by positioning, inside a workpiece having a first surface and a second surface opposite to the first surface, a focal point of a laser beam of a wavelength transmissible through the workpiece and applying the laser beam to the workpiece, the method comprising:a preparing step of preparing an inspection apparatus including imaging means provided with an objective lens and imaging the workpiece from a side of the first surface, a light source emitting light of a wavelength band transmissible through the workpiece from the side of the first surface, driving means causing the objective lens to move close to or apart from the first surface, and recording means recording an image imaged by the imaging means;
an image acquisition step of, in a case in which the first surface is set as an X-Y plane, intermittently moving the objective lens by a predetermined distance H in a Z-axis direction orthogonal to the X-Y plane to be made closer to the first surface, positioning the focal point to each of a plurality of Z-axis coordinate values where a distance of the focal point extends by a refractive index of the workpiece, acquiring an X-Y plane image of an inside of the workpiece for each of the plurality of Z-axis coordinate values, and then, recording the acquired images in the recording means; and
a modified layer detecting step of detecting a state of the modified layer from the X-Y plane image for each of the plurality of Z-axis coordinate values recorded in the recording means.

US Pat. No. 10,557,699

DEFORMABLE SIGNALING PATHWAYS

Facebook Technologies, LL...

1. A system comprising:a wearable device including one or more deformable signaling pathways wherein each of the one or more deformable signaling pathways is configured to conduct electrical signals between a first terminal and a second terminal, each of the one or more deformable signaling pathways comprising:
two or more connectors configured to form an electrical connection between the first terminal and the second terminal, and
an elastomeric shell encasing a conductive gel with a value of conductivity and a value of viscosity wherein the conductive gel surrounds each of the two or more connectors and the first terminal and the second terminal are external to the elastomeric shell and the elastomeric shell is coupled to the first terminal and the second terminal.

US Pat. No. 10,557,698

FLEXIBLE STRAP ANTENNA ARRAYS FOR TANK VOLUME CALIBRATION AND RESONANCE FREQUENCY SHIFT MEASURING METHODS USING SAME

Saudi Arabian Oil Company...

1. A measuring system for connection to a network analyzer, comprising:a measuring instrument including:
a flexible elongate strap substrate having a length; and
a flexible antenna array extending substantially along the length of the strap substrate, wherein the antenna array is either affixed to a surface of the strap substrate or embedded within the strap substrate, whereby compression or extension of the strap substrate causes compression or extension of the antenna array, and wherein the antenna array comprises:
a plurality of interconnected patch antennas arranged in at least one row, wherein the plurality of patch antennas are electrically connected to a feeding line extending alongside the at least one row, and wherein the feeding line is configured to terminate in an impedance matched to the network analyzer such that the network analyzer can excite the antenna array with an input signal and measure electrical parameters relating to the antenna array's response to the input signal including a resonance frequency, and wherein the antenna array is configured such that it has reference electrical parameters that correspond to a reference length of the antenna array and the measured electrical parameters vary relative to the reference electrical parameters as a function of a change in the physical length of the antenna array during use relative to the reference length.

US Pat. No. 10,557,697

SYSTEM AND METHOD TO DIGITIZE CYLINDER HEAD COMBUSTION CHAMBERS

Paradyne Technologies Inc...

1. A computer numerical control machine comprising:a touch probe;
one or more memory units each operable to store at least one program; and
at least one processor communicatively coupled to the one or more memory units, in which the at least one program, when executed by the at least one processor, causes the at least one processor to perform the steps of:
receiving combustion chamber characteristics of the cylinder head combustion chamber;
receiving probe measurement variables that are used by the touch probe to measure the cylinder head combustion chamber;
generating probe measurement lines and probe measurement planes for each portion of the cylinder head combustion chamber using the combustion chamber characteristics and the probe measurement variables; and
digitizing probe measurement planes for each portion of the cylinder head combustion chamber by measuring, using the touch probe, positions along the probe measurement lines for each portion of the cylinder head combustion chamber.

US Pat. No. 10,557,692

VIBRATION RESISTANT INITIATOR ASSEMBLY HAVING EXPLODING FOIL INITIATOR

REYNOLDS SYSTEMS, INC., ...

1. An initiator assembly comprising:a closed housing assembly that defines an interior cavity;
an exploding foil initiator received in the interior cavity, the exploding foil initiator having a bridge, a flyer and a barrel, the flyer overlying the bridge and being disposed between the barrel and the bridge, the barrel defining a barrel aperture;
an input charge received in the interior cavity and disposed in-line with the barrel aperture, the input charge being formed of a secondary explosive and being configured to be detonated by an impact of the flyer when the flyer is discharged through the barrel when the exploding foil initiator is operated; and
an output charge assembly received in the interior cavity and disposed in-line with the input charge on a side of the input charge that faces away from the exploding foil initiator, the output charge assembly having an output charge and a closed container into which the output charge is received, the output charge being formed of a secondary explosive.

US Pat. No. 10,557,690

PROCESS FOR MAKING HIGH-PERFORMANCE POLYETHYLENE MULTIFILAMENT YARN

DSM IP ASSETS B.V., Heer...

1. A ballistic resistant assembly comprising a plurality of preformed sheets, each preformed sheet comprising 4 layers of filaments from multifilament polyethylene yarn, the polyethylene having an IV of between 8 and 40 dL/g as measured on decalin solutions at 135° C., the plurality of preformed sheets having an areal density of at least 1.5 kg/m2 and at most 4.3 kg/m2, wherein the plurality of preformed sheets has a specific energy absorption of between 280 and 479 J·kg/m2 as measured against a 9*19 mm FMJ Parabellum FMJ bullet based on Stanag 2920.

US Pat. No. 10,557,689

PROCESS FOR MAKING HIGH-PERFORMANCE POLYETHYLENE MULTIFILAMENT YARN

DSM IP ASSETS B.V., Heer...

1. A ballistic-resistant sheet comprising:a first layer and a second layer each comprising high-performance polyethylene multifilament yarn; wherein
the multifilament yarn comprises ultra-high molecular weight polyethylene having an intrinsic viscosity of from about 8 dl/g to about 40 dl/g as measured in decalin at 135° C. and at least 5 filaments, and has a tensile strength of between 5.8·(n?0.065) GPa and 8·n?0.065) GPa, wherein n is the number of filaments in the yarn; and wherein
the filaments of the multifilament yarn in the first layer and the second layer are spread unidirectionally within each of the layers; and wherein
a direction of the filaments in the first layer is rotated with respect to a direction of the filaments in the second layer.

US Pat. No. 10,557,685

TRAINING PISTOL

1. A trigger system for a training pistol, the trigger system comprising:a trigger assembly having a trigger and a trigger bar biasingly attached to the trigger;
a primary adjustment system operatively coupled to the trigger assembly via the trigger bar, the primary adjustment system comprising
a trigger adjustment block having a first angled surface,
a trigger block end, and
a first biasing member disposed between the trigger adjustment block and the trigger block end;
a secondary adjustment system associated with the primary adjustment system, the secondary adjustment system comprising
a trigger engagement block,
a die prep adjustment block having a second angled surface, and
a second biasing member disposed between the trigger engagement block and the die prep adjustment block;
a trigger break adjuster having a third angled surface associated with the first angled surface of the trigger adjustment block in the primary adjustment system;
a trigger prep adjuster having a fourth angled surface associated with the second angled surface in the die prep adjustment block; and
a separator configured to separate the movement of the trigger prep adjuster with the trigger break adjuster.

US Pat. No. 10,557,684

SHOT INDICATING RESETTING TRIGGER FIREARM TRAINING SYSTEM

1. A dry fire system in a firearm for training, comprising:an upper receiver having a laser mounted thereto;
an inert lower receiver having a switch, the inert lower receiver operatively configured to be mounted to an upper receiver; and
a trigger module mounted in the inert lower receiver, the trigger module having a trigger and configured to close the switch in the inert lower receiver, wherein the trigger, when pressed rearward within the trigger module, closes the switch and only activates the laser and not fire the firearm.

US Pat. No. 10,557,679

FIRE ALARM AND TOOL OILING SYSTEM

1. A firearm and tool oiling system comprising:an oil less air compressor;
a chamber with two end caps;
an air filter;
an oil atomizer provided in the chamber;
a base to which the oil less air compressor, the chamber, and the air filter are attached;
an air compressor tubing which runs from the oil less air compressor to an interior of the chamber where the air compressor tubing connects to an inlet of the oil atomizer;
a chamber delivery hose provided inside the chamber, connected to an outlet of the oil atomizer, and which is configured to deliver atomized oil to the interior of the chamber; and
a chamber exhaust tubing which runs from the chamber to the air filter and which is configured to exhaust air from the chamber,
wherein the two end caps of the chamber seal the chamber and at least one of the two end caps is configured to open relative to the chamber to allow the firearm or the tool to be placed inside the chamber to be oiled.

US Pat. No. 10,557,678

MANUALLY OPERATED FIREARM SYSTEM

1. A firearm comprising:a receiver, trigger, trigger guard, bolt carrier group, a barrel, and bolt catch;
the bolt carrier group positionable in a retained position;
the bolt carrier group positionable in a firing position;
the bolt catch having a paddle with a backside and connected to the receiver; and a bolt control device including a spring element between the backside of the paddle of the bolt catch and the receiver, the spring element maintaining outward pressure on the backside of the paddle of the bolt catch;
wherein the bolt control device retains the bolt carrier group after each time the firearm is fired.

US Pat. No. 10,557,676

FIREARM AMMUNITION AVAILABILITY DETECTION SYSTEM

MAZTECH INDUSTRIES, LLC, ...

1. A magazine configured to hold ammunition, the magazine comprising:a housing comprising an ammunition chamber, wherein the ammunition chamber is configured to store one or more cartridges of a first ammunition type up to a first maximum number of cartridges of the first ammunition type;
a linear encoder comprising a magnet and a plurality of magnetic sensors within the housing and positioned along a wall of the housing, wherein the plurality of magnetic sensors exceeds the first maximum number of cartridges in number, and wherein the magnet is configured to generate a magnetic field that is at least partially within the ammunition chamber; and
a hardware processor configured to determine a count of an amount of cartridges of the first ammunition type within the magazine based at least in part on a signal generated by the linear encoder, wherein the hardware processor is further configured to determine the count by at least:
receiving the signal generated by the linear encoder;
accessing an ammunition count table; and
determining the count from the ammunition count table based on at least in part on the signal.

US Pat. No. 10,557,675

DEVICES FOR RESTRICTING THE FLOW OF PROPELLANT GAS IN GAS-ACTUATED FIREARMS

WHG Properties, LLC, Nor...

1. A gas block assembly configured for mounting on a barrel of a firearm, the barrel defining a bore configured to receive and guide a projectile as the projectile is propelled through the bore by a propellant gas, wherein a first gas port extends between the bore and an exterior surface of the barrel; the gas block assembly comprising:a gas block defining a first passage configured to receive the barrel, a second passage configured to receive a portion of a gas tube in fluid communication with an action of the firearm, and a second gas port; wherein the second gas port adjoins the second passage, and the gas block is configured so that the second gas port is in fluid communication with the first gas port when the gas block assembly is mounted on the barrel; and wherein the second passage is substantially cylindrical and is defined by an interior surface of the gas block; and
a flow restrictor device mounted on the gas block and comprising a flow restrictor, wherein:
at least a first portion of the flow restrictor is positioned within the second passage of the gas block;
the flow restrictor is configured to rotate in relation to the gas block between a first position at which the first portion of the flow restrictor covers only a portion of the second gas port, and a second position;
the first portion of the flow restrictor has an outwardly-facing surface that faces the interior surface of the gas block and has a rounded contour that substantially matches the contour of the interior surface;
the outwardly-facing surface is configured to cover the portion of the second gas port when the flow restrictor is in the first position;
the first portion of the flow restrictor further includes a curvilinear outer edge that adjoins the outwardly-facing surface; and
a portion of the outer edge is positioned over the second gas port when the flow restrictor is in the first position.

US Pat. No. 10,557,674

BUFFER ASSEMBLY FOR FIREARMS

1. In a firearm (100) of the H&K model G3 type having a frame containing a bolt (30) that moves rearwardly toward a rearmost position against a restoring force of a recoil spring during a firing cycle, and a stock at the rear of the frame that is spaced from the recoil spring, the improvement comprising a buffer assembly substantially in the stock, the buffer assembly consisting essentially of:a case (22);
a piston (24) mounted for forward and rearward movement in the case (22), the piston having forward rest position and including a contact end (24a) that extends forwardly of the case when the piston is in the rest position;
a piston spring (40) having a forward end engaged with the piston (24) in the case (22), for biasing the piston toward the rest position, the piston spring being a coil spring;
a spring flange (42) engaged with a rearward end of the piston spring (40) and mounted for movement in the case (22);
an end cap (28) connected to the case (22) for closing a rearward end of the case;
at least one resilient washer (44) in the case (22), between the spring flange (42) and the end cap (28); and
a buffer spring (46) in the piston spring (40), the buffer spring (46) being shorter than the piston spring (40) and being a cylinder of resilient material (46);
whereby, during a firing cycle, the bolt (30) is adapted to engage the contact end (24a) of the piston (24) to move the piston rearwardly in the case (22) against a compression of the piston spring (40) to decelerate a rearward motion of the bolt until the piston (24) engages the buffer spring (46) which compresses to further decelerate the rearward motion of the bolt, the at least one resilient washer (44) also compressing to contribute to the deceleration of the bolt.

US Pat. No. 10,557,663

REFRIGERATOR

LG Electronics Inc., Seo...

1. A refrigerator comprising:a cabinet that defines a storage chamber therein;
a door configured to open and close the storage chamber;
a drawer assembly configured to be connected to the door and comprising a drawer;
a rail assembly configured to slidably couple the drawer assembly with the cabinet; and
a weight balance provided on a first side of the drawer assembly towards a rear of the refrigerator that is opposite a second side of the drawer assembly connected to the door at a front of the refrigerator,
wherein the weight balance comprises (i) a first portion positioned under the drawer assembly and (ii) a second portion positioned at a rear of the drawer assembly.

US Pat. No. 10,557,661

FREEZESTAT ASSEMBLY

Johnson Controls Technolo...

1. A freezestat assembly, comprising:a plurality of support brackets disposed in a linear arrangement, wherein each support bracket of the plurality of support brackets comprises a corresponding aperture; and
a tubing configured to be disposed in the corresponding aperture of each support bracket of the plurality of support brackets, wherein the tubing is configured to monitor a temperature of a flow of fluid through a heating, ventilating, and air conditioning (HVAC) system, and wherein the freezestat assembly is configured to be disposed upstream of an evaporator coil of the HVAC system and downstream of a hot water coil of the HVAC system with respect to the flow of fluid through the HVAC system.

US Pat. No. 10,557,650

APPARATUS FOR THE COOLING OF A DRINKING LIQUID, IN PARTICULAR DRINKING WATER, WITH INNOVATIVE COOLING SYSTEM WITH PELTIER EFFECT

BIOTECH TRENTINO S.P.A., ...

6. A cooling unit with Peltier effect integrating in a layered structure, of a sandwich type and comprising:a Peltier cell;
a first heat exchanger, associated with a hot side of the Peltier cell, comprising a first gap or chamber, defined by said layered structure, apt to receive a flow of a first fluid in order to transfer heat from the hot side of the Peltier cell to said first fluid and therefore heat said fluid;
a second heat exchanger, associated with a cold side of the Peltier cell, comprising a second gap or chamber, defined by said layered structure, apt to receive a flow of a second fluid in order to transfer heat from said second fluid to the cold side of the Peltier cell and therefore cool said second fluid,
wherein each of said first and second chambers respectively said first and said second heat exchangers, integrated in said cooling unit, has a laminar shape extending along the corresponding hot side and cold side of the Peltier cell, so as to allow a direct exchange of the heat between the first fluid which flows through the first heat exchanger and the hot side of the Peltier cell and of the heat between the second fluid which flows through the second heat exchanger and the cold side of the Peltier cell,
wherein the layered structure integrating said Peltier cell and said first and said second heat exchangers comprises and is defined by:
two sheets of thermally conductive material, in particular of copper, associated respectively with the hot side and the cold side of the Peltier cell; and
two external closure bodies or shells, in particular in plastic material, placed respectively above said two sheets of thermally conductive material,
wherein the two closure bodies and the corresponding two sheets of thermally conductive material form one with the other of said first and said second chambers respectively for the flow of the first fluid through said first heat exchanger and the flow of the second fluid through said second heat exchanger,
wherein said cooling unit, integrating the Peltier cell and said first and said second heat exchangers, is sealed by a gasket apt to ensure hermetic sealing against the outflow of the first fluid and of the second fluid which flow in said first and said second chambers of said first and second heat exchangers,
wherein the layered structure further comprises and is defined by:
two further thin sheets of thermally conductive material, in particular graphite, placed in direct contact respectively with the hot side and the cold side of the Peltier cell, adjacent to the two sheets of thermally conductive material which form with said two external closure shells the two chambers for the flow of the first and of the second fluid through the two heat exchangers integrated in said cooling unit,
wherein said two further thin sheets of thermally conductive material are apt to improve the heat exchange between the hot side and the cold side of the Peltier cell and the first and the second fluid which flow through the heat exchangers integrated in said cooling unit, and
wherein said two external closure bodies or shells define, in said first and said second chambers, points of reversal of the flow of the operating fluid and of the drinking liquid which traverses said first and said second heat exchangers.

US Pat. No. 10,557,649

VARIABLE TEMPERATURE MAGNETO-CALORIC THERMAL DIODE ASSEMBLY

Haier US Appliance Soluti...

1. A magneto-caloric thermal diode assembly, comprising:a magneto-caloric cylinder comprising a plurality of magneto-caloric stages, each of the plurality of magneto-caloric stages having a respective Currie temperature, the magneto-caloric cylinder having a length along an axial direction, the plurality of magneto-caloric stages distributed along the length of the magneto-caloric cylinder; and
a plurality of thermal stages stacked along the axial direction between a cold side and a hot side, each of the plurality of thermal stages comprises a plurality of magnets and a non-magnetic ring, the plurality of magnets distributed along a circumferential direction within the non-magnetic ring in each of the plurality of thermal stages, the plurality of thermal stages having a length along the axial direction, the length of the plurality of thermal stages being less than the length of the magneto-caloric cylinder;
wherein the plurality of thermal stages and the magneto-caloric cylinder are configured for relative rotation between the plurality of thermal stages and the magneto-caloric cylinder, and
wherein the magneto-caloric cylinder is received within the plurality of thermal stages such that the magneto-caloric cylinder is movable along the axial direction relative to the plurality of thermal stages.

US Pat. No. 10,557,648

COOLING/HEATING SWITCHING UNIT AND AIR CONDITIONER INCLUDING THE SAME

Hitachi-Johnson Controls ...

8. An air conditioner comprising:two or more use-side units being independently operable to perform cooling and heating simultaneously;
a heat-source-side unit that are used to form a refrigeration cycle between the heat-source-side unit and the two or more use-side units;
a first-refrigerant-pipe fitting and a second-refrigerant-pipe fitting that have a first refrigerant pipe and a second refrigerant pipe connected thereto, respectively, wherein the first and second refrigerant pipes are linked to the heat-source-side unit;
a third-refrigerant-pipe fitting that has a third refrigerant pipe connected thereto, wherein the third refrigerant pipe is linked to the use-side unit;
a first expansion valve and a second expansion valve that are configured to control a flow direction of refrigerant from either the first-refrigerant-pipe fitting or the second-refrigerant-pipe fitting to the third-refrigerant-pipe fitting, via a fourth refrigerant pipe, based on a combination of an open state or a closed state of the first expansion valve and the second expansion valve;
a housing that houses at least a part of the fourth refrigerant pipe; and a refrigerant leak detection sensor that is disposed outside of the housing to detect leaked refrigerant.

US Pat. No. 10,557,646

SENSING AND FEEDBACK FOR ROW ON SUN TRACKING METHOD AND SYSTEM

NEXTracker Inc., Fremont...

1. A solar power plant system, the system comprising:at least one solar tracker, each solar tracker having a plurality of solar modules;
a tracker controller coupled to each solar tracker;
a drive device coupled to each solar tracker and operably coupled to the tracker controller;
a solar power strip coupled to the tracker controller, and configured to supply power to the tracker controller and the drive device, the solar power strip having a width of about 1/10th or more of a length of the solar power strip;
a network interface coupled to the tracker controller;
a main controller coupled to the tracker controller using the network interface;
a plant control module stored in a memory device operably coupled to the main controller and configured to receive information regarding detailed site geometry including three coordinate information from a first data source and to receive external weather forecasting information from a second data source;
an irradiance sensor coupled main controller, the irradiance sensor being configured to capture local weather information for a desired time period in association with the solar power plant system;
a capture control module stored in the memory device and operably coupled to the main controller and configured to receive local solar data from a local solar data source;
a recording module configured to transmit information related to the local solar data to an external forecast service and to receive a local data forecast from the external forecast service;
a look-up table comprising historical information correlating tracker angles with energy output for a given local data forecast;
an angle adjustment module coupled to the look-up table and a topography module comprising a learning module and an execution module, the angle adjustment module configured to form a resulting angle adjustment or gain factor by processing information from the look-up table and the topography module; and
an output handler coupled to the angle adjustment module to output a gain information to adjust each of the tracker controller.

US Pat. No. 10,557,639

DEHUMIDIFIER

Samsung Electronics Co., ...

1. A dehumidifier comprising:a main body including an inlet port and an outlet port;
a heat exchanger configured to exchange heat with air introduced through the inlet port; and
a water container configured to accommodate condensate and separately coupled to the main body in a sliding manner,
wherein the water container includes:
a handle rotatably coupled to the water container; and
a recessed member recessively formed inward from an exterior of the water container below the handle to enable the handle to be gripped through the recessed member when the water container is coupled to the main body, and
wherein the handle is coupled to an inner side of a rear surface of the water container and disposed within the recessed member such that the handle is disposed beneath a top surface of the water container when in an ungripped position.

US Pat. No. 10,557,638

FAN ASSEMBLY FOR A PACKAGED TERMINAL AIR CONDITIONER UNIT

Haier US Appliance Soluti...

1. A packaged terminal air conditioner unit comprising:a wall sleeve;
a bulkhead positioned within the wall sleeve and defining an indoor portion and an outdoor portion;
a vent aperture defined through the bulkhead for providing fluid communication between the indoor portion and the outdoor portion;
a fan duct attached to the bulkhead and defining a flow passage in fluid communication with the vent aperture; and
an electronics assembly comprising:
an electronics enclosure mounted to the fan duct and defining an electronics compartment having an opening;
a top plate attachable over the opening of the electronics enclosure to enclose the electronics compartment; and
a heat sink defined on an exterior surface of the top plate.

US Pat. No. 10,557,635

PORTABLE COOKING ASSEMBLIES

1. A portable cooking assembly, comprising:a first container having a first sidewall and an opening;
a stove disposed in the first container, the stove comprising:
a second sidewall having an exhaust aperture and an air intake aperture;
a base coupled to the second sidewall; and
a plurality of legs, wherein at least two of the plurality of legs each comprises a first end pivotably coupled to the base;
a cooktop plate disposed in the first container; and
a lid coupled to the first sidewall of the first container and covering the opening, the stove, and the cooktop plate.

US Pat. No. 10,557,633

COMBUSTOR INCLUDING PREMIXING BURNERS AND STAGNATION ELIMINATING BLOCKS PROVIDED THEREBETWEEN, AND GAS TURBINE

MITSUBISHI HITACHI POWER ...

1. A combustor, comprising:a pilot burner disposed along an axis;
a plurality of premixing burners, each of which has a premixing swirler cylinder and a premixing nozzle disposed inside the premixing swirler cylinder, the premixing burners being disposed about the axis in a circumferential direction so as to surround a periphery of the pilot burner;
a substrate, through which the pilot burner and the premixing swirler cylinders are individually inserted so as to be supported therein; and
stagnation eliminating blocks provided so as to fill spaces between the premixing swirler cylinders on a downstream side surface of the substrate;
wherein each of the stagnation eliminating blocks is formed with at least one air inlet port and air film supplying ports, and the air film supplying ports are open ports formed on exterior surfaces of the stagnation eliminating blocks and are configured to form air films along the exterior surfaces such that possibility of a burn occurring on the exterior surfaces is reduced, and
wherein the at least one air inlet port and the air film supplying ports communicate with each other via air film channels penetrating through the stagnation eliminating blocks.

US Pat. No. 10,557,629

STEAM GENERATOR

ROLLS-ROYCE plc, London ...

1. A steam generator comprising:a vessel having an inlet and an outlet, wherein in use, a primary fluid flow enters the vessel through the inlet and exits the vessel through the outlet; and
a plurality of modules connected in series and at least partially housed within the vessel, wherein each module comprises:
a plurality of tubes, and
a flange plate positioned at an axial end of the plurality of tubes,
wherein the modules are arranged such that each of the plurality of tubes of one module is coaxial with one of the plurality of tubes of an adjacent module so as to form a conduit bundle comprising a plurality of conduits through which a secondary fluid can flow from one module to an adjacent module, and wherein adjacent modules of the plurality of modules are connected together via the flange plates of the adjacent modules, and
wherein an intermediate plate is positioned between adjacent flange plates of the adjacent modules, the intermediate plate comprising a plurality of holes, each hole receiving one of the plurality of tubes of each of the adjacent modules, and the axial end of the plurality of tubes of the one module and the axial end of the plurality of tubes of the adjacent module are both located within the intermediate plate.

US Pat. No. 10,557,628

HANDHELD VAPORIZER

1. A vaporization apparatus comprising:a heating element; and
a housing encasing the heating element, the housing including a first end having an opening adapted to allow heated air provided by the heating element to exit out through the first end, the housing further including one or more air ducts on an outer surface of the housing, the one or more air ducts adapted to allow ambient air outside the housing to enter into the housing and flow past the heating element so as to be heated by the heating element, wherein the first end has a semi-ovoid shape that enables the first end to press against and substantially seal a substantially hemispherical-shaped bowl, and wherein the heated air enables vaporization of one or more herbal products contained in the substantially hemispherical-shaped bowl.

US Pat. No. 10,557,625

LED LAMP HAVING LATERAL OUTLINE WITH OUTLINE OF LAMP NECK AND OUTLINE OF HEAT SINK

JIAXING SUPER LIGHTING EL...

1. An LED (light emitting diode) lamp comprising:a lamp shell including a lamp head, a lamp neck and a sleeve, the lamp head connects to the lamp neck which connects to the sleeve;
a passive heat dissipating element having a heat sink connected to the lamp shell, wherein the heat sink comprises fins and a base, the sleeve of the lamp shell is located in the heat sink, the lamp neck projects from the heat sink, height of the lamp neck is at least 80% of height of the heat sink;
a power source having a first portion and a second portion, wherein the first portion of the power source is disposed in both the lamp neck and the lamp head of the lamp shell, and the second portion of the power source is disposed in the heat sink of the passive heat dissipating element;
a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source, wherein the light emitting surface and the heat sink are connected to form a heat transferring path from the LED chips to the passive heat dissipating element;
a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and
a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink;
wherein the first heat dissipating channel comprises a first end on the light emitting surface to allow air flowing from outside of the LED lamp into the first chamber, and a second end on the upper portion of the lamp neck of the lamp shell to allow air flowing from inside of the first chamber out to the LED lamp;
wherein the second heat dissipating channel comprises a third end on the light emitting surface to allow air flowing from outside of the LED lamp into the second heat dissipating channel, and flowing out from spaces between every adjacent two of the fins;
wherein a third aperture is located in a central region of the light emitting surface, and the third aperture forms an air intake of both the first heat dissipating channel and the second heat dissipating channel;
wherein a lateral outline of the LED lamp detours around the axis of the LED lamp 360 degrees to turn around to form a contour of the LED lamp, the outline includes an outline of the lamp neck and an outline of the heat sink, the outline of the lamp neck has a slope a which is a constant, the outline of the heat sink 1 has a slope b which is a constant, and the value of the slope a is greater than that of the slope b.

US Pat. No. 10,557,620

EXPANDABLE BULB-HOLDING CLIP

Russel Williams Home Serv...

1. A clip comprising:an elongated body having a first end and a second end;
a strut having a first end and a second end, wherein the first end of the strut is rigidly connected to the second end of the elongated body;
a cantilever having a first end, a second end, and a middle portion disposed between the first end and the second end, wherein the first end of the cantilever is rigidly connected to the second end of the strut;
a substantially circular bulb holder rigidly connected to and extending from the first end of the cantilever in a direction substantially opposite the second end of the cantilever, wherein the bulb holder includes a hole having a first diameter that is configured to receive at least a portion of a bulb;
a slot extending through the hole of the bulb holder, the first end of the cantilever, the middle portion of the cantilever, and terminating proximate to the second end of the cantilever, wherein the slot and the hole of the bulb holder form a continuous space to enable the hole to temporarily deform and permit passage of the at least the portion of the bulb, said bulb having a second diameter that is larger than the first diameter of the hole; and
wherein the second end of the cantilever is resiliently capable of being pulled away from the elongated body to accommodate a positioning of a structure between the elongated body and the cantilever, and wherein the clip is made from a substantially resilient material having a memory that causes the second end of the cantilever to return toward a relaxed position when not subject to an external force, and
wherein, when the structure is situated between the elongated body and the cantilever, the memory causes the second end of the cantilever to return toward the relaxed position, such that the cantilever and the elongated body exert pressure on the structure, to thereby maintain the position of the clip about the structure.

US Pat. No. 10,557,603

EMBEDDED PLATFORM LIGHTS

Altec Industries, Inc., ...

1. A utility platform assembly comprising:at least one sidewall;
a floor;
a lip,
wherein the utility platform presents a cavity configured to support a utility worker therein;
at least one light for illuminating the utility platform,
wherein the at least one light is configured to be attached to the utility platform, and
an insulative liner covering at least a portion of the at least one light and providing electrical insulation,
wherein the insulative liner comprises at least one insulative sidewall and at least one insulative floor for fitting within the utility platform cavity,
wherein the insulative sidewall extends from the floor to the lip of the utility platform.

US Pat. No. 10,557,589

MOUNTING PAD AND METHOD FOR DETERRING THEFT AND SECURING OUTDOOR EQUIPMENT AND APPLIANCES AGAINST HIGH WINDS

Mainstream Engineering Co...

1. An article of manufacture for securing a piece of equipment that has a base with attaching points thereon, the attaching points are used to secure the piece of equipment to the article of manufacture, comprising:a top surface having a plurality of receivers that are positioned on said surface to align with the attachment points on the base of the piece of equipment to be attached on the article of manufacture;
a bottom surface;
a plurality of side surfaces attached to the top surface and the bottom surface and forming an internal hollow region encapsulated by the top, bottom, and side surfaces; and
wherein the internal hollow region contains a gelling material.

US Pat. No. 10,557,588

PIPE REPAIR FITTING WITH END SEALS

Krausz Industries Ltd., ...

1. A pipe repair fitting comprising:a pair of opposed generally semi-cylindrical sleeve members comprising side flanges and first fasteners that engage said side flanges for fastening and encircling said sleeve members together onto a pipe to be repaired, each of said sleeve members comprising a central longitudinal semi-cylindrical portion;
a first seal member disposed in at least one of said longitudinal semi-cylindrical portions for sealing said sleeve members with respect to each other when fastened on the pipe to be repaired, said first seal member being radially thinner than a radial thickness of said at least one of said longitudinal semi-cylindrical portions; and
semi-annular clamp housings extending from opposite ends of said longitudinal semi-cylindrical portion, wherein ends of said semi-annular clamp housings comprise opposing clamp members and one or more second fasteners for tightening said clamp members towards each other so as to apply a clamping force on the pipe to be repaired, and at least one end seal disposed in each of said semi-annular clamp housings, and wherein said semi-annular clamp housings have a smaller diameter than said semi-cylindrical sleeve members and said first seal member comprises a portion that extends radially inwards to each of said semi-annular clamp housings adjacent each said at least one end seal, said portion of said first seal member extending longitudinally outwards of all of said first fasteners but longitudinally inwards of said one or more second fasteners;
wherein said at least one end seal comprises a multi-layer seal; and
wherein said multi-layer seal comprises concentric inner and outer sealing rings, wherein in a first operative configuration, both of the inner and outer scaling rings are present and in a second operative configuration, the inner sealing ring is removed so that only the outer sealing ring is present for sealing against the pipe to be repaired.

US Pat. No. 10,557,584

MODULAR HEATER SYSTEMS

Watlow Electric Manufactu...

1. A modular heater system comprising:a plurality modular units, each including:
a carrier member defining a receiving space for receiving a fluid conduit and side slots recessed from outer surfaces of the carrier member;
a heating element mounted on the carrier member; and
a thermal insulation jacket surrounding the carrier member and the heating element and including an upper half portion and a lower half portion,
wherein the upper half portion and the lower half portion of the thermal insulation jacket each include portions extending inwardly toward the side slots of the carrier member and are self-locked in the side slots.

US Pat. No. 10,557,582

COUPLER BLOW GUN

Coilhose Pneumatics, Inc....

1. A coupler blow gun assembly comprising:a quick release connector portion having a main flow outlet and having a generally cylindrical configuration;
a blow gun portion having a main flow inlet and a generally cylindrical body having an exterior surface;
a first fluid passage that runs from the main flow inlet to a first valve in the quick release connector portion;
a second fluid passage that runs from the first valve to the main flow outlet;
a first recess in the body of the blow gun portion;
a first opening at the base of the first recess connecting the first recess to the first fluid passage;
a second recess in the body of the blow gun portion that is on the opposite side from the first recess;
a second opening at the base of the second recess connecting the second recess to the first fluid passage, said second opening being opposite from the first opening;
an orifice passage passing from the exterior surface of the blow gun portion to the second recess;
a valve stem having a first end that passes through the first opening and a second end that passes through the second opening, said first end connected to or configured to engage an actuating means located in or proximate to the first recess and said second end connected to a valve member located in the second recess;
wherein said actuating means is configured to selectively depress the first end of the valve stem;
and further wherein said valve member and the second recess are configured to prevent communication of the first fluid passage with the second recess when the actuating means is in a not-depressed position and to provide communication of the first fluid passage with the second recess and concurrent communication of the second recess with the orifice passage when the valve stem is in a depressed position.

US Pat. No. 10,557,575

CONVEYING OF EMULSION EXPLOSIVE

ORICA INTERNATIONAL PTE L...

8. A method of reducing fouling in a hose when an emulsion explosive is conveyed through the hose at a temperature greater than 41° C., characterized in that the method comprises conveying the emulsion explosive through the hose together with an annular stream of an aqueous solution provided around the emulsion explosive, wherein the hose comprises an internal hydrophilic surface with respect to the aqueous solution that reduces disruption of the annular stream during conveying of the emulsion explosive through the hose.

US Pat. No. 10,557,574

NI—CR ALLOY MATERIAL AND SEAMLESS OIL COUNTRY TUBULAR GOODS USING THE SAME

NIPPON STEEL CORPORATION,...

1. A Ni—Cr alloy material having a chemical composition that consists of, by mass %:Si: 0.01 to 0.5%, Mn: 0.01% or more and less than 1.0%, Cu: 0.01% or more and less than 1.0%, Ni: 48% or more and less than 55%, Cr: 22 to 28%, Mo: 5.6% or more and less than 7.0%, N: 0.04 to 0.16%, sol.Al: 0.03 to 0.20%, REM: 0.01 to 0.074%, W: 0% or more and less than 8.0%, Co: 0 to 2.0%, one or more of Ca and Mg: 0.0003 to 0.01% in total, and one or more of Ti, Nb, Zr, and V: 0 to 0.5% in total; and the balance being Fe and impurities,
a yield strength of 965 MPa or more, and
a Charpy impact value at ?10° C. of 68 J/cm2 or more,
wherein C, P, S, and O in the impurities are C: 0.03% or less, P: 0.03% or less, S: 0.001% or less, and O: 0.01% or less, and furthermore the dislocation density satisfies a following formula:
7.0×1015???1016?2.67×1017×[REM (%)]
where ? denotes dislocation density expressed in m?2, and [REM (%)] denotes REM content expressed by mass %.

US Pat. No. 10,557,571

HOSE RETAINER STANDS

Lance Arnold, Elyria, OH...

1. A hose retainer stand comprising:a support panel defining at least one elongated slot extending through the support panel;
a front panel defining a plurality of apertures extending through the front panel, each aperture sized to receive a hose to be supported, the front panel secured to the support panel and extending transversely therefrom;
wherein the plurality of apertures define a number of apertures within a range of from 2 to 20;
wherein the support panel defines a top edge and an oppositely located bottom edge, the support panel including a first mounting bracket extending from the bottom edge.

US Pat. No. 10,557,565

POSITIONER

Azbil Corporation, Chiyo...

1. A positioner, comprising:an electro-pneumatic converter configured to convert an input electric signal into a pneumatic signal and to control a valve opening of a regulating valve by driving an actuator in accordance with the pneumatic signal; and
processing circuitry configured to
sequentially change the electric signal by performing open loop control so as to search for and find an operating point indicating an input value of the electro-pneumatic converter when an output air pressure of the pneumatic signal starts to change from a maximum or minimum state, and
execute a partial stroke test on the regulating valve by using the found operating point,
wherein the processing circuitry is further configured to, as part of performing the open loop control in which the electric signal is sequentially changed, determine whether the output air pressure matches a first predetermined reference value, and set the operating point based on a value of the electric signal when the output air pressure matches the first predetermined reference value.

US Pat. No. 10,557,531

IDLER ASSEMBLY

GM GLOBAL TECHNOLOGY OPER...

1. An idler assembly comprising:a cam pivotally mounted to an idler pulley bracket, the cam being pivotally moveable between a first position and a second position via a first pivot;
an idler pulley mounted to a baseplate and the baseplate being pivotally mounted to the idler pulley bracket, the baseplate being pivotally moveable between a first position and a second position via a second pivot; and
a belt operatively configured to engage with the idler pulley and a plurality of engine pulleys, wherein the cam defines a first engagement edge, the baseplate defines a second engagement edge operatively configured to engage with the first engagement edge of the cam, and at least one of the first pivot and the second pivot include a force balancing biasing means.

US Pat. No. 10,557,511

AIR SPRING UNIT

Thyssenkrupp Bilstein Gmb...

9. An air-spring module for an air spring for a vehicle, comprisingan air-spring module connector configured to connect to a load to be suspended, and
air-spring module bellows, wherein the air-spring module bellows are connected to the air spring module connector in an airtight manner on a side of the air-spring module bellows facing the air-spring module connector,wherein the air-spring module has at least one connecting element configured to provide an airtight connection of the air-spring module to a rolling piston, the air-spring module bellows provide an airtight connection between the air-spring module connector and the connecting element, anda plurality of guide ribs are arranged on the connecting element.

US Pat. No. 10,557,485

ACTUATOR

1. A control element with at least one elastic internal part that can be connected, via an attachment, to a pressurized fluid source and/or a vacuum source, which permits pressurization or evacuation of a cavity in the internal part, characterized in that the modulus of elasticity of a wall delimiting the internal part is formed differently in certain sections such that, instead of a homogeneous increase or decrease in volume under pressurization or evacuation, a directed change of shape takes place, between a resting state and a pressurized or evacuated state, that describes a control path of the control element, wherein structural elements form a limit on an expansion capacity of the at least one elastic internal part, such that the at least one elastic internal part, under pressurization, expands only in a desired direction which makes a contribution for the control path, wherein said structural elements increase the modulus of elasticity of the otherwise homogeneously elastic sheath of the expansion element in certain sections of said elastic sheath, such that a desired change of shape takes place under pressurization, and wherein the structural elements are composed of a sequence of mutually articulated members as modules, between which a plurality of the at least one internal parts are arranged.

US Pat. No. 10,557,484

FLUID CONTROL DEVICE

Shimadzu Corporation, Ky...

1. A fluid control device comprising:a plurality of switching valves;
a high-pressure flow path which receives a supply of high-pressure hydraulic fluid from a hydraulic pressure supply source; the high-pressure flow path configured to pass through the plurality of switching valves when said switching valves are in a neutral state;
a parallel flow path which branches from the high-pressure flow path to direct the hydraulic fluid to each of the switching valves;
a return flow path which receives and directs the hydraulic fluid having passed through all the switching valves via the high-pressure flow path and the hydraulic fluid discharged from each of the plurality of switching valves; the return flow path directing the received hydraulic fluid to a tank;
a main-relief passage through which a part between the hydraulic pressure supply source and a most upstream switching valve of the plurality of switching valves located on a most upstream side communicates with the return flow path;
a main-relief valve which is provided in the main-relief passage and opens when the fluid pressure of the high-pressure flow path exceeds a predetermined first fluid pressure;
a sub-relief passage which branches from the parallel flow path, reaches or passes through one of the plurality of switching valves, and communicates with the tank when the one switching valve, other than the most upstream switching valve of the plurality of switching valves, is in a predetermined state other than the neutral state and a sub-relief valve is open;
the sub-relief valve which is provided in the sub-relief passage, and opens when the fluid pressure of the sub-relief passage exceeds a second fluid pressure lower than the first fluid pressure; and
at least one check valve for suppressing the flow of hydraulic fluid toward the hydraulic pressure supply source, wherein one of the at least one check valves is provided to each switching valve of the plurality of switching valves, the check valve being positioned in a respective parallel passage leading to each respective switching valve, between an input port of each respective switching valve and a point of the respective parallel passage where the sub-relief passage branches from the respective parallel passage.

US Pat. No. 10,557,483

ELECTROHYDRAULIC VALVE NORMALLY OPERATING IN PRESSURE RELIEF MODE AND CONFIGURED TO OPERATE IN VENTABLE MODE WHEN ACTUATED

Sun Hydraulics, LLC, Sar...

1. A valve comprising:a pilot seat member comprising: (i) one or more channels fluidly coupled to a first port of the valve, (ii) a pilot seat, and (iii) a pilot sleeve portion comprising a pilot chamber and a cross-hole disposed in an exterior peripheral surface of the pilot sleeve portion;
a pilot check member disposed in the pilot chamber and subjected to a biasing force of a setting spring disposed in the pilot chamber to seat the pilot check member at the pilot seat; and
a solenoid actuator sleeve slidably accommodated about the exterior peripheral surface of the pilot sleeve portion of the pilot seat member, wherein the solenoid actuator sleeve includes a first cross-hole disposed in an exterior peripheral surface of the solenoid actuator sleeve and a second cross-hole disposed in the exterior peripheral surface of the solenoid actuator sleeve axially spaced from the first cross-hole, wherein the first cross-hole and the second cross-hole of the solenoid actuator sleeve are fluidly coupled to a second port of the valve, and wherein:
when the valve is unactuated, the first cross-hole of the solenoid actuator sleeve is aligned with the cross-hole of the pilot sleeve portion, such that when pressure level of fluid at the first port overcomes the biasing force of the setting spring on the pilot check member, the pilot check member is unseated and a first pilot flow path is formed from the first port to the second port, thereby causing a piston to move axially and open a main flow path from the first port to the second port, and
when the valve is actuated, the solenoid actuator sleeve moves axially, thereby fluidly coupling the second cross-hole of the solenoid actuator sleeve to the one or more channels of the pilot seat member to form a second pilot flow path from the first port to the second port, and cause the piston to move and open the main flow path from the first port to the second port.

US Pat. No. 10,557,482

PRESSURE EXCHANGE SYSTEM WITH HYDRAULIC DRIVE SYSTEM

ENERGY RECOVERY, INC., S...

1. A system, comprising:a rotary isobaric pressure exchanger (IPX) configured to exchange pressures between a first fluid and a second fluid, wherein the rotary IPX comprises a rotor;
a hydraulic drive system comprising a first hydraulic drive device coupled to the rotor, wherein the first hydraulic drive device is configured to receive a hydraulic fluid and to convert hydraulic energy of the hydraulic fluid into mechanical energy to rotate the rotor at a rotational speed that is based on a flow rate of the hydraulic fluid entering the first hydraulic drive device; and
a mixing chamber configured to receive the hydraulic fluid discharged from the first hydraulic drive device and to receive the first fluid, wherein the hydraulic fluid and the first fluid are configured to mix within the mixing chamber to form a fluid mixture, and wherein the rotary IPX is configured to receive the fluid mixture from the mixing chamber and to exchange pressures between the fluid mixture and the second fluid.

US Pat. No. 10,557,480

PUMPING SYSTEMS AND METHODS

1. A pumping system comprising:an inlet conduit;
an outlet conduit;
a first chamber assembly comprising a first chamber, the first chamber in fluid communication with the inlet conduit and the outlet conduit;
a first motor assembly in fluid communication with the first chamber assembly and comprising a first pair of vacuum motors coupled back-to-back so that a first vacuum motor of the first pair of vacuum motors operates as a vacuum to apply a negative pressure force to the first chamber, and so that a second vacuum motor of the first pair of vacuum motors operates as a blower to apply a positive pressure force to the first chamber;
a second chamber assembly comprising a second chamber, the second chamber in fluid communication with the inlet conduit and the outlet conduit;
a second motor assembly in fluid communication with the second chamber assembly and comprising a second pair of vacuum motors coupled back-to-back so that a first vacuum motor of the second pair of vacuum motors operates as a vacuum to apply a negative pressure force to the second chamber, and so that a second vacuum motor of the second pair of vacuum motors operates as a blower to apply a positive pressure force to the second chamber; and
a controller configured to alternatingly operate the first motor assembly and the second motor assembly such that the first motor assembly generates negative pressure in the first chamber while the second motor assembly generates positive pressure in the second chamber, or the first motor assembly generates positive pressure in the first chamber while the second motor assembly generates negative pressure in the second chamber.

US Pat. No. 10,557,477

GAS TURBINE ENGINE AIRFOIL

UNITED TECHNOLOGIES CORPO...

1. A gas turbine engine comprising:a combustor section arranged between a compressor section and a turbine section, wherein the compressor section includes at least a low pressure compressor and a high pressure compressor, the high pressure compressor arranged upstream of the combustor section;
a fan section having an array of twenty-six or fewer fan blades, wherein the fan section has a fan pressure ratio of less than 1.55, wherein the low pressure compressor is downstream from the fan section, the low pressure compressor is counter-rotating relative to the fan blades;
a geared architecture coupling the fan section to the turbine section or the compressor section; and
an airfoil arranged in the low pressure compressor and including pressure and suction sides extending in a radial direction from a 0% span position to a 100% span position, wherein the airfoil has a relationship between a tangential stacking offset and span position that defines a curve that is non-linear, wherein the curve transitions from the positive slope to the negative slope in a range of 60% span to 75% span.

US Pat. No. 10,557,476

MIXED-FLOW FAN

DELTA ELECTRONICS, INC., ...

1. A mixed-flow fan, comprising:a base comprising a bottom channel;
an outer cover disposed on the base;
a motor disposed on the base, and located in the outer cover;
a hub located between the outer cover and the motor, wherein the hub is configured to rotate about a central axis, and a main channel is formed between the outer cover and the hub; and
a blade connected to the hub;
wherein the main channel is connected to the bottom channel, the main channel substantially extends in a first direction, and the bottom channel substantially extends in a second direction; and
a first interior angle between the first direction and the central axis is greater than a second interior angle between the second direction and the central axis.

US Pat. No. 10,557,465

PERISTALTIC PUMP TUBE WITH NON-UNIFORM LUMEN PROFILE

SAINT-GOBAIN PERFORMANCE ...

1. A tube comprising a sidewall defining a lumen profile, the sidewall comprising a plurality of alternating thin regions and thick regions, wherein the thin regions comprise elastic instabilities, wherein the elastic instabilities comprise enlargements and reductions, wherein the enlargements are diametrically opposite to the reductions, wherein the thin regions have a sidewall thickness T1 and the thick regions have a sidewall thickness T2, wherein thickness T1 is no greater than 50% of the thickness T2, wherein the tube exhibits a closure stress, measured according to the Finite Element Analysis method, that is no greater than 0.94 times the Elastic Modulus E of the material forming the tube defined in ASTM D 412 in 2016, wherein the tube comprises an outer diameter having a circular shape, and wherein the tube exhibits a contact stress of at least 0.5 times and is no greater than 0.91 times the Elastic Modulus E of the material forming the tube.

US Pat. No. 10,557,464

LATTICE-CORED ADDITIVE MANUFACTURED COMPRESSOR COMPONENTS WITH FLUID DELIVERY FEATURES

Emerson Climate Technolog...

19. A light-weight high-strength compressor component for a compressor having at least one fluid delivery feature comprising:a body portion having at least one interior region that comprises a lattice structure comprising a plurality of cells formed via additive manufacturing and a surface disposed over the lattice structure, wherein the body portion comprises at least one fluid delivery feature to facilitate fluid flow through the body portion of the light-weight, high-strength compressor component, wherein at least one surface region of the at least one fluid delivery feature comprises a coating.

US Pat. No. 10,557,460

FLOORING SYSTEM

Pavegen Systems Limited, ...

1. A flooring system for generating electricity, comprising:a plurality of generators, each generator having a support, each generator being arranged to generate electricity from linear motion of the support in a first direction; and
a plurality of tiles for supporting one or more people,
wherein:
each support supports a plurality of tiles; and
the majority surfaces of each tile are generally shaped as a triangle.

US Pat. No. 10,557,456

POWER-RAMPING PITCH FEED-FORWARD

1. A method for stabilizing power output in a wind turbine, comprising:tracking a rate of change in an external reference;
computing a feed-forward pitch angle adjustment based on a product of a compensation term in a pitch controller and the rate of change in the external reference, wherein the compensation term is a ratio of a change in pitch angle ?? to a change in power output ?P of the wind turbine, wherein ?? is based on a change in the power coefficient ?Cp of the wind turbine, and wherein ?Cp is a function of a current pitch angle of rotor blades of the wind turbine, rotor speed of the wind turbine, and wind speed;
computing, in the pitch controller, a feed-back pitch angle adjustment based on a measured generator speed;
combining the feed-forward pitch angle adjustment and the feed-back angle adjustment; and
sending the feed-forward pitch angle adjustment to the wind turbine to adjust a pitch angle of rotor blades.