US Pat. No. 10,481,550

IMAGE FORMING APPARATUS, IMAGE FORMING CARTRIDGE SUPPORTER, AND IMAGE FORMING UNIT

Brother Kogyo Kabushiki K...

1. An image forming apparatus comprising:a body frame;
a frame being mountable to and dismountable from the body frame, the frame including a first roller, the first roller including a first peripheral surface on which toner particles are deposited, and the first roller being rotatable about a first axis extending from a first direction,
a first wall, the first wall being disposed at one side of the frame in the first direction, and
a second wall, the second wall being disposed at another side of the frame in the first direction;
a cartridge being mountable to and dismountable from the frame, the cartridge including a second roller and a cartridge contact, the second roller including a second peripheral surface on which toner particles are deposited; and
a wire disposed at the first wall and supported on the frame, the wire being electrically connected to the cartridge contact in a state where the cartridge is mounted to the frame, the wire comprising:
a connection coil spring portion;
a first arm portion extending outwardly from the connection coil spring portion, the first arm portion including a frame-side contact portion for contacting the first wall; and
a second arm portion extending outward from the connection coil spring portion, the second arm portion including a cartridge-side contact portion for contacting the cartridge in the state where the cartridge is mounted to the frame,
wherein the connection coil spring portion connects the first arm portion and the second arm portion.

US Pat. No. 10,481,548

WASTE TONER COLLECTING DEVICE AND IMAGE FORMING APPARATUS

KYOCERA Document Solution...

1. A waste toner collecting device comprising:a cleaning device configured to remove residual toner that has remained on an image carrier;
a conveyance path configured to guide, in a downstream direction, the residual toner removed by the cleaning device;
a toner container configured to store, as waste toner, the residual toner discharged from a downstream end of the conveyance path;
a toner amount sensor configured to output a detection signal whose level changes in correspondence with an amount of the waste toner; and
a control circuit configured to:
each time an image formation is performed, derive an accumulated value of the residual toner by deriving and accumulating an amount of the residual toner based on image data used in the image formation;
determine whether or not an abnormality has occurred in the waste toner collecting device based on the level of the detection signal and the accumulated value; and
determine whether or not a conveyance failure has occurred in the conveyance path.

US Pat. No. 10,481,547

CLEANING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME

Konica Minolta, Inc., To...

1. A cleaning device comprising:a cleaning member formed of an elastic body that scrapes off and removes toner that has adhered to a surface of a rotating photoreceptor;
a leaf spring member that presses the cleaning member against the surface of the photoreceptor; and
a support portion that supports the leaf spring member, wherein
the cleaning member is fixed to one end of the leaf spring member,
the other end of the leaf spring member is fixed to the support portion with a cushioning member formed of an elastic body interposed therebetween,
the cushioning member is fixed to the other end of the leaf spring member by an adhesive, and is fixed to the support portion by an adhesive,
the cushioning member has an Asker C hardness of not less than 50 degrees and not more than 80 degrees, and
the leaf spring member includes a portion where the cleaning member and the support portion do not overlap, satisfying Equation 1:
L0>L1  (1)
where L0 is a design free length of the leaf spring member and L1 is a length of the cleaning member.

US Pat. No. 10,481,544

STAPLE NEEDLE REPLENISHING FOR BINDING DEVICE HAVING NEEDLE BINDING AND NON-NEEDLE BINDING

CANON FINETECH NISCA INC....

1. A sheet binding apparatus comprising:a first binding unit provided to move along one side of each sheet and between both ends thereof, and configured to perform needle binding on the sheets,
a second binding unit provided at one end of the side of each sheet, and configured to perform non-needle binding on the sheets,
wherein a needle replenishing position where needles are replenished in the first binding unit is set at one end of each sheet located at the second binding unit, and
a first opening for allowing an access to the first binding unit is made in one side of the sheet binding apparatus, and a second opening for allowing an access to the second binding unit is made in a front of the sheet binding apparatus.

US Pat. No. 10,481,543

SHEET PROCESSING DEVICE AND IMAGE FORMING SYSTEM

FUJI XEROX CO., LTD., Mi...

1. A sheet processing device comprising:a first pressing device configured to press sheets with a first force;
a second pressing device configured to press the sheets with a second force larger than the first force only after the sheets are pressed with the first force;
a binding device configured to bind the sheets by a force by clamping the sheets; and
a first member and a second member that clamps and binds the sheets with the first member
a restricting device that does not decrease the distance between the first member and the second member at the binding position when a force larger than or equal to a preset force is applied in a direction opposite from a direction in which the binding device clamps the sheets while the first force is applied to the binding device,
wherein the sheets are bound by the second force,
wherein the first pressing device applies the first force, with which the binding device clamps the sheets, to the binding device,
wherein the second pressing device applies the second force larger than the first force to the binding device after the first force is applied to the binding device,
wherein the binding device binds the sheets by the second force,
wherein the first pressing device moves the first member and the second member close to each other by the first force at a binding position where the first member and the second member bind the sheets,
wherein the second pressing device moves the first member and the second member closer to each other by the second force at the binding position than when the first force is applied so that the sheets are bound by the first member and the second member, and
wherein the second pressing device applies the second force to the binding device when a distance between the first member and the second member at the binding position is less than or equal to a preset threshold value.

US Pat. No. 10,481,542

SHEET PROCESSING APPARATUS AND IMAGE FORMING APPARATUS

CANON FINETECH NISCA INC....

14. A sheet processing apparatus that crimp-binds a sheet bundle by pressurizing the sheet bundle from front and back sides of the sheet bundle, comprising:a plurality of pressure tooth parts that has a concave-convex surface to pressurize a predetermined crimp-binding range of the sheet bundle and sequentially pressurizes the predetermined crimp-binding range in a direction crossing a pressurizing direction;
a receiving tooth part that has a concave-convex surface to pressurize the predetermined crimp-binding range of the sheet bundle and is disposed opposite to the plurality of pressure tooth parts so as to receive pressure from the plurality of pressure tooth parts;
a drive part moving the plurality of pressure tooth parts and the receiving tooth part such that a distance between each of the plurality of pressure tooth parts and the receiving tooth part is reduced to crimp-bind each other;
a moving part moving the plurality of pressure tooth parts and the receiving tooth part, along one side of the sheet bundle, to binding positions in which a binding process is performed; and
a control unit controlling the drive part and the moving part,
wherein the control unit controls the plurality of pressure tooth parts to sequentially pressurize divided portions in which the predetermined crimp-binding range is divided in the direction crossing the pressurizing direction of the plurality of pressure tooth parts, at the binding positions.

US Pat. No. 10,481,538

IMAGE FORMATION APPARATUS HAVING A USED CONDITION DETECTOR

Oki Dota Corporation, To...

1. An image formation apparatus comprising:a medium holder that holds a continuous medium wound in a roll;
a first pair of conveyance rollers that convey the continuous medium and provide in a medium conveyance path for conveying the continuous medium drawn out from the medium holder, at a position distant from the medium holder, a second pair of conveyance rollers that convey the continuous medium and provide in a downward side in a conveyance direction of the first pair of conveyance rollers;
a medium detection sensor that detects the continuous medium passed through the first pair of conveyance rollers and provides on the medium conveyance path between the first pair of conveyance rollers and the second pair of conveyance rollers;
an image formation unit that forms a developer image on the continuous medium to print on the continuous medium;
a belt that conveys the developer image formed by the image formation unit;
a transfer unit that provides in a downward side in conveyance direction of the second pair of conveyance rollers and transfers the developer image formed by using the image formation unit on the continuous medium;
a used condition detector that detects a used condition of the image formation unit;
a display unit that displays information about conditions of the image formation unit detected by the used condition detector; and
a controller that controls the first pair of conveyance rollers, the second pair of conveyance rollers, the medium detection sensor, the image formation unit, the belt, the transfer unit, the used condition detector, and display unit, wherein
the transfer unit is arranged to face the belt, the continuous medium is held between the belt and the transfer unit, and the developer image on the belt is transferred on the continuous medium by using the transfer unit,
the image formation unit includes at least one developing unit, the developing unit is arranged at the most upstream side in the conveyance direction of the belt and includes a photosensitive drum and a light source, and
a distance L3 from the first pair of conveyance rollers to the transfer unit is shorter than a distance L2 that the developer image travels from a place where the light source exposes the developer image to the transfer unit,
in response to determining that the image formation unit comes to a time for replacement during a printing operation, the controller selects whether to continue the printing operation based on the detection by the used condition detector,
in response to the controller selecting to continue the printing operation, the controller causes the printing operation to continue using the image formation unit while the continuous medium is detected by the medium detection sensor and causes an indication to display on the display unit, the indication prompting to replace the image formation unit, and
in response to the medium detection sensor no longer detecting the continuous medium, the controller causes the printing operation using the image formation unit to stop and causes the indication to be displayed on the display unit, the indication prompting to replace the image formation unit.

US Pat. No. 10,481,532

IMAGE PROCESSING SYSTEM FOR FORMING AN IMAGE ON A SHEET USING A DECOLORABLE COLORING MATERIAL

KABUSHIKI KAISHA TOSHIBA,...

1. An image processing system comprising:an image forming unit configured to form an image on a sheet using a decolorable coloring material;
an image decoloring unit configured to decolor the image formed by the image forming unit;
a storage device that stores book information including print data of a book;
an operation panel configured to receive
designation of the book for printing one or more images of pages of the book on one or more sheets, and
an operation for decoloring one or more of the images printed on the sheets set on a tray; and
a processor configured to
in response to the designation of the book, obtain the print data of the designated book from the storage device, and control the image forming unit to form the images of the designated book based on the obtained print data, and
in response to the operation for decoloring the images, control the image decoloring unit to decolor the images printed on the sheets set on the tray, and determine whether or not all images of the designated book have been decolored within a predetermined period after the images are formed by the image forming unit.

US Pat. No. 10,481,527

CLEANING UNIT

HP Indigo B.V., Amstelve...

1. A method for removing debris particles from a LEP ink transfer surface, the method comprising:providing a cleaning roller comprising a microcellular material outer layer comprising open cell pores having a diameter smaller than the particle size of the debris particles;
contacting the microcellular material outer layer of the cleaning roller with a LEP ink transfer surface to transfer debris particles from the LEP ink transfer surface to the cleaning roller;
wetting the cleaning roller with a cleaning fluid; and
removing cleaning fluid and debris particles from the microcellular material outer layer of the cleaning roller;
wherein both the wetting with cleaning fluid and removing the cleaning fluid from the cleaning roll occur away from and subsequent to contact with the surface being cleaned in a direction of rotation of the cleaning roller.

US Pat. No. 10,481,525

DEVELOPMENT DEVICE MANIFOLD SEAL

Xerox Corporation, Norwa...

1. A development device comprising:a housing;
a magnetic roll in the housing moving marking material in the housing;
a donor roll in the housing positioned to receive the marking material from the magnetic roll;
a manifold in the housing, wherein the manifold has a manifold opening positioned to create airflow from a surface of the donor roll; and
a seal over the manifold opening,
wherein the seal comprises a flat rectangular component having front and back planar linear surfaces ending at edges,
wherein the seal has seal openings through the front and back planar linear surfaces aligned with the manifold opening,
wherein a first edge of the housing adjacent the manifold opening is a first distance from the magnetic roll and a second edge of the edges of the seal is a second distance from the magnetic roll that is less than the first distance, and
wherein the second edge of the seal is positioned to form a consistent gap to the magnetic roll equal to the second distance.

US Pat. No. 10,481,517

CLEANING MEMBER, CHARGING DEVICE, AND IMAGE FORMING APPARATUS

FUJI XEROX CO., LTD., Mi...

1. A cleaning member comprising:a plurality of bristles of non-circular cross section, including tips that come into contact with an object to be cleaned having a surface including recesses and projections; and
a brush base to which the bristles are attached,
wherein each bristle has a longitudinal axis oriented in a direction from the brush base to the tip of the bristle and comprises a projecting portion that projects radially from the longitudinal axis a projecting length dl, wherein dl is greater than the maximum height Rz of the projections on the surface to be cleaned,
wherein the tips are located at the outer periphery of the projecting portion of the bristles, and
wherein, the expressions Sm>db and dc>db are satisfied, where Sm is an average value of a distance between the recesses and projections that are adjacent to each other, db is a maximum width of the projecting portion of each bristle in cross section, and dc is a diameter of each bristle in cross section.

US Pat. No. 10,481,515

CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

Ricoh Company, Ltd., Tok...

1. A charging device detachably attachable with respect to a body of an image forming apparatus, the charging device comprising:a charging roller to charge an image bearer; and
a cleaning member to clean the charging roller,
the cleaning member having a higher cleaning performance on the charging roller during detachment in which the charging device is detached from the body of the image forming apparatus than during attachment in which the charging device is attached to the body of the image forming apparatus,
wherein the cleaning member includes:
a first cleaning member being in contact with the charging roller during both the attachment and the detachment, and
a second cleaning member being separated from the charging roller during the attachment and in contact with the charging roller during the detachment.

US Pat. No. 10,481,514

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

Ricoh Company, Ltd., Tok...

1. An image forming apparatus comprising:a latent image bearer;
an electrostatic latent image forming device to form an electrostatic latent image on the latent image bearer;
a potential sensor to detect an electric potential on the latent image bearer;
a toner image forming device to form a toner image based on the electrostatic latent image;
a toner adhesion amount detector to detect a toner adhesion amount of the toner image; and
circuitry configured to:
control the electrostatic latent image forming device to create an adjustment pattern on the latent image bearer during a non-printing period in which the image forming apparatus is not printing,
control the potential sensor to detect an electric potential of the adjustment pattern,
control the electrostatic latent image forming device and the toner image forming device to create a test toner image during a printing period,
control the toner adhesion amount detector to detect a toner adhesion amount of the test toner image, and
adjust at least one image forming condition of the electrostatic latent image forming device and the toner image forming device based on the electric potential of the adjustment pattern and the toner adhesion amount of the test toner image.

US Pat. No. 10,481,510

GRAPHENE SPECTRAL PURITY FILTER

ASML Netherlands B.V., V...

1. A spectral purity filter comprising a graphene structure having uniform thickness and homogeneous composition wherein the graphene has an EUV transmittance of greater than 85%.

US Pat. No. 10,481,507

MEASUREMENT METHOD COMPRISING IN-SITU PRINTING OF APPARATUS MARK AND CORRESPONDING APPARATUS

ASML Holding N.V., Veldh...

1. A method, comprising:printing an apparatus mark onto a structure while at least partly within a substrate processing apparatus, the structure being separate from a substrate to be held by the apparatus, the printing involving using a patterned beam of radiation or using ablating radiation, such that the radiation directly contacts the structure when printing the apparatus mark; and
measuring the apparatus mark using a sensor system within the apparatus.

US Pat. No. 10,481,506

METHOD OF MEASURING A STRUCTURE, INSPECTION APPARATUS, LITHOGRAPHIC SYSTEM AND DEVICE MANUFACTURING METHOD

ASML Netherlands B.V., V...

1. A method of determining overlay performance of a lithographic process, the method comprising:(a) directing radiation at a plurality of target structures that have been formed by the lithographic process, each target structure comprising a set of first features arranged periodically in at least a first direction and a set of second features arranged periodically in at least the first direction and being subject to overlay error associated with the second features relative to the first features,
(b) using a detection system to detect first diffraction signals comprising selected portions of the radiation diffracted by at least a subset of the plurality of target structures;
(c) using the detection system to detect second diffraction signals comprising selected portions of the radiation diffracted by at least a subset of the plurality of target structures; and
(d) processing asymmetry information derived from the first diffraction signals and the second diffraction signals to calculate at least a measurement of the overlay error in at least the first direction,
wherein said target structures have been formed with programmed offsets in the placement of the second features relative to the first features in addition to said overlay error, the programmed offsets within each subset differing in both the first direction and in a second direction, the first and second directions being non-parallel,
wherein the calculation of overlay error in step (d) combines said asymmetry information with knowledge of the programmed offsets while making no assumption whether asymmetry in a given target structure results from relative displacement of the second features in the first direction, in the second direction or both directions, and
wherein in step (b) said first diffraction signals for said plurality of target structures are captured using the detection system to form one or more first images of the plurality of target structures,
wherein in step (c) said second diffraction signals for the plurality of target structures are captured using the detection system to form one or more second images of the plurality of target structures, and
wherein in step (d) a first asymmetry value for each target structure is derived from intensity values in respective portions of the first image or images and a second asymmetry value is derived from intensity values in respective portions of the second image or images.

US Pat. No. 10,481,498

DROPLET GENERATOR FOR LITHOGRAPHIC APPARATUS, EUV SOURCE AND LITHOGRAPHIC APPARATUS

ASML Netherlands B.V., V...

1. A droplet generator configured for use in a laser-produced plasma radiation source and configured for providing a stream of droplets of a liquid fuel at an exit, wherein:the droplet generator comprises:
a nozzle assembly;
an actuator; and
a pump chamber;
the pump chamber is configured to receive the liquid fuel under an input pressure higher than an exit pressure at the exit;
the pump chamber is located between the actuator and the nozzle assembly;
the actuator is configured to establish a pressure change in the liquid fuel held in the pump chamber;
the nozzle assembly comprises:
an inlet at the pump chamber;
a nozzle structure at the exit of the droplet generator;
a duct configured for establishing a path of the liquid fuel between the inlet and the exit;
the droplet generator has a first chamber configured for accommodating the nozzle assembly;
the first chamber has a first inlet for receipt of a gas under a further pressure that is substantially the same as the input pressure.

US Pat. No. 10,481,497

MAINTAINING CONSISTENT DARKNESS LEVELS PRODUCED BY A PHOTOCONDUCTIVE DRUM DURING THE LIFE OF THE PHOTOCONDUCTIVE DRUM

LEXMARK INTERNATIONAL, IN...

1. In an imaging device having a photoconductive drum including a surface that is selectively discharged by a laser beam to form a latent electrostatic image for attracting toner for transfer to a media, a method comprising:storing in a memory of the imaging device energy density values for the laser beam according to a coating thickness of the photoconductive drum that can be accessed by a controller to control the laser beam; and
controlling by the controller the laser beam based on the stored energy density values by increasing or decreasing energy density of the laser beam when the laser beam is scanned along the photoconductive drum, wherein the controlling further includes increasing the energy density of the laser beam as the laser beam is scanned at end portions of the photoconductive drum and wherein the increasing the energy density of the laser beam when the laser beam is scanned at the end portions is performed when the photoconductive drum has imaged less than a predetermined number of media.

US Pat. No. 10,481,492

IMPRINT APPARATUS AND METHOD OF MANUFACTURING ARTICLE

CANON KABUSHIKI KAISHA, ...

1. An imprint apparatus which performs molding of an imprint material on a substrate to form a pattern on the substrate, the apparatus comprising:a supply device including discharge ports which discharge the imprint material, and configured to supply the imprint material onto the substrate via the discharge ports based on a map; and
a controller configured to cause, if there is a defective discharge port of the discharge ports, the supply device to discharge the imprint material from another discharge port, different from the defective discharge port, of the discharge ports, based on an updated map,
wherein a mold for the molding includes a line pattern, and
the controller is configured to control the supply device, based on the updated map, to prevent droplets of the imprint material discharged from the discharge ports from being separated from each other by a predetermined distance or more in a direction orthogonal to the direction along the line pattern of the mold, such that an interval between supply positions of the imprint material do not become larger in a direction orthogonal to a direction along the line pattern than that before change from the defective discharge port to the other discharge port.

US Pat. No. 10,481,491

FLUID DROPLET METHODOLOGY AND APPARATUS FOR IMPRINT LITHOGRAPHY

CANON KABUSHIKI KAISHA, ...

1. A method of generating a fluid droplet pattern for an imprint lithography process, the method comprising:during a first pass, dispensing a formable material onto a surface of a substrate by a fluid dispense system having fluid dispense ports to form a first substrate fluid droplet pattern for a first part of an imprint field of the substrate, wherein the substrate and the fluid dispense ports move relative to each other along a translating axis;
offsetting the fluid dispense ports and substrate relative to each other; and
during a second pass, dispensing the formable material onto the surface of the substrate by the fluid dispense system to form a second substrate fluid droplet pattern for a second part of the imprint field, wherein offsetting the fluid dispense ports and substrate relative to each other is performed between the first pass and the second pass;
wherein:
the first substrate fluid droplet pattern has fluid droplets of the formable material lying along a plurality of lines, wherein lines of the plurality of lines are spaced apart from one another at a pitch in a y-direction, and
offsetting is along a plane parallel to the surface of the substrate in a direction of the pitch for an offset distance that is a non-integer multiple of the pitch.

US Pat. No. 10,481,489

MASK PLATE, METHOD FOR MANUFACTURING MASK PLATE, METHOD FOR USING MASK PLATE, AND DEVICE INCLUDING MASK PLATE

BOE TECHNOLOGY GROUP CO.,...

1. A mask plate, comprising:a first transparent substrate;
first transparent electrode, an electrochromic layer and a second transparent electrode arranged sequentially on the first transparent substrate; and
thin film transistor (TFT) array arranged between the first transparent substrate and the first transparent electrode and configured to selectively supply power to the first transparent electrode,
herein the first transparent electrode is configured to be selectively powered to form energized regions with different shapes,
the first transparent electrode is of a grid-like structure consisting of horizontal electrode lines and longitudinal electrode lines crossing each other.

US Pat. No. 10,481,482

METHOD AND DEVICE FOR GENERATING PANORAMIC IMAGES

SHANGHAI XIAOYI TECHNOLOG...

1. A method for generating panoramic images, comprising:capturing images by at least one camera from a plurality of positions in a circular array;
projecting, by a processor, the captured images into corresponding equirectangular images;
extracting, by the processor, a set of intermediate images from the equirectangular images; and
blending, by the processor, the set of intermediate images to generate panoramic images,
wherein the panoramic images comprise a first panoramic image including scenes for presentation to a right eye of a user and a second panoramic image including scenes for presentation to a left eye of the user.

US Pat. No. 10,481,480

REFLECTION-TYPE SCREEN AND SHEET FOR REFLECTION-TYPE SCREEN

NICCA CHEMICAL CO., LTD.,...

1. A reflective screen displaying an image by projected light, the reflective screen comprising:a transparent substrate;
a light-absorption layer provided in direct contact with the transparent substrate with or without an adhesive, the light-absorption layer absorbing visible light; and
a scattering layer provided in direct contact with the light-absorption layer with or without an adhesive, the scattering layer scattering the projected light,
wherein
the light-absorption layer has 30-90% transmittance with respect to visible light, and
the scattering layer contains a light-scattering medium consisting of diamond particles and/or metallic inorganic particles.

US Pat. No. 10,481,477

PROJECTOR APPARATUS

MAXELL, LTD., Kyoto (JP)...

1. A projector apparatus which includes a light source which generates illumination light, an illumination optical system which collects the illumination light from the light source, a micromirror device which optically modulates the illumination light by displacing a plurality of mirror elements to generate image light, and a projection lens which projects the image light,wherein the illumination optical system has a rod lens which equalizes illuminance of the illumination light incident on the micromirror device, and a plurality of light-shielding plates which shields unnecessary light not incident on the rod lens among the illumination light, and
the plurality of light-shielding plates is disposed on the incidence side of the rod lens such that each light-shielding plate is provided at a predetermined gap, and
wherein the shielding of unnecessary light causes a suppression of a rise in temperature of the plurality of light-shielding plates.

US Pat. No. 10,481,476

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. An image processing apparatus for generating data used to form on a recording medium an uneven layer on which a plurality of unit areas each having a projection are arranged, the image processing apparatus comprising:a first brightness information obtaining unit configured to obtain first brightness information regarding a first brightness of a predetermined area of an object observed in a first viewing direction and regarding a second brightness of the predetermined area of the object observed in a second viewing direction, the second viewing direction being a direction having an elevation angle different from an elevation angle of the first viewing direction; and
a first recording amount data generation unit configured to generate first recording amount data that indicates a recording amount of recording material used to form the uneven layer on the recording medium such that at least one of a width of each of the unit areas and a height of the projection changes in accordance with the first brightness information,
wherein a change in an area of a shadow to be observed in accordance with a change in an elevation angle of a viewing direction is controlled based on at least one of the width of each of the unit areas and the height of the projection.

US Pat. No. 10,481,473

IMAGE PROJECTION APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An image projection apparatus comprising:a first light modulation element configured to modulate first light from a light source and to generate second light, the first light modulation element having a first number of pixels that modulate the first light;
a second light modulation element configured to modulate the second light, the second light modulation element having a second number of pixels that modulate the second light, the second number of pixels of the second light modulation element that modulate the second light being greater in number than the first number of pixels of the first light modulation element that modulate the first light;
an imaging optical system configured to image the second light on the second light modulation element and disposed on an optical path from the first light modulation element to the second light modulation element,
wherein the image projection apparatus is configured to project an image formed by light from the second light modulation element onto a projection surface, and
wherein the imaging optical system satisfies ??0.95 where ? is an imaging magnification of the imaging optical system.

US Pat. No. 10,481,470

CAMERA USING LIGHT SOURCE HAVING SUBJECT EYE PROTECTION FUNCTION

MEERECOMPANY INC., Hwase...

1. A camera comprising:a light source driver installed between a power supply and a light source for emitting light to a subject and configured to convert electric power supplied by the power supply to a pulse current so that the pulse current is supplied to the light source;
a current measurement unit configured to measure the pulse current supplied to the light source;
an amplitude controller configured to control an amplitude of the pulse current measured by the current measurement unit;
a smoothing circuit configured to smooth the pulse current of which the amplitude is controlled by the amplitude controller; and
a comparator/controller configured to control the electric power supplied by the power supply to be interrupted in a case in which a smooth current smoothed by the smoothing circuit is greater than a predetermined threshold value.

US Pat. No. 10,481,467

TERAHERTZ WAVE GENERATION APPARATUS AND INSPECTION APPARATUS

Ricoh Company, Ltd., Tok...

1. A terahertz wave generation apparatus comprising:a plurality of fiber laser light sources configured to generate laser beams respectively having different wavelengths; and
a terahertz wave generating element configured to receive the laser beams having different wavelengths and generate a terahertz wave from the laser beams,
wherein the plurality of fiber laser light sources include fiber laser light sources respectively including parameters that can be controlled independently, and the terahertz wave generating element includes a nonlinear optical crystal, said parameters being at least one of a pulse width, a repetition frequency and movements of the fiber laser light sources that emit the laser beams, and
wherein the terahertz wave generation apparatus is configured to change an incident angle at which the laser beams enter the terahertz wave generating element by controlling the movements of the fiber laser light sources that emit the laser beams.

US Pat. No. 10,481,466

OPTICAL SWITCH

HUAWEI TECHNOLGIES CO., L...

1. An optical switch, comprising:a first optical waveguide comprising a first optical sub-waveguide and a third optical sub-waveguide;
a second optical waveguide comprising a second optical sub-waveguide and a fourth optical sub-waveguide, wherein the first optical waveguide and the second optical waveguide have a junction therebetween;
a first heater disposed adjacent the third optical sub-waveguide;
a first dielectric material disposed between the first heater and the third optical sub-waveguide; and
a second dielectric material disposed between the third optical sub-waveguide and the fourth optical sub-waveguide, wherein a thermal conductivity of the first dielectric material is greater than a thermal conductivity of the second dielectric material,
wherein the first optical waveguide and the second optical waveguide have a same height, a width of the first optical sub-waveguide is different from a width of the second optical sub-waveguide, and a width difference between the first optical sub-waveguide and the second optical sub-waveguide at a place that is at a distance from the junction is greater than a width difference between the first optical sub-waveguide and the second optical sub-waveguide at a place that is near the junction.

US Pat. No. 10,481,460

RESISTIVE COATING FOR VOLTAGE UNIFORMITY

GENTEX CORPORATION, Zeel...

1. An electrode assembly for an electrochromic device, comprising:a substrate;
a conductive layer disposed over the substrate; and
a resistive layer disposed over the conductive layer,
wherein the substrate, the conductive layer, and the resistive layer is substantially transparent, and
wherein the resistive layer has a resistance of about 1,000 ?/square to about 10,000 ?/square.

US Pat. No. 10,481,457

ELECTROCHROMIC DEVICE AND MANUFACTURING METHOD THEREFOR

LG CHEM, LTD., Seoul (KR...

1. An electrochromic device, comprising:a substrate;
a first electrode provided on the substrate;
an ion storage layer provided on the first electrode;
a polymer electrolyte layer provided on the ion storage layer;
an electrochromic layer provided on the polymer electrolyte layer; and
a second electrode provided on the electrochromic layer,
wherein the ion storage layer includes MoaTibOxNy, wherein a, b, x and y are the same as or different from each other and each independently is a real number of greater than or equal to 0.5 and less than or equal to 60.

US Pat. No. 10,481,454

THIN FILM TRANSISTOR ARRAY SUBSTRATE AND DISPLAY PANEL

Century Technology (Shenz...

11. A display panel, comprising a color filter substrate, a thin film transistor array substrate, and a liquid crystal layer between the color filter substrate and the thin film transistor array substrate, the thin film transistor array substrate comprising:a substrate;
a first conductive layer on the substrate, the first conductive layer defining a plurality of scan line pairs, each of the plurality of scan line pairs comprising a first scan line and a second scan line both extending in a first direction;
a second conductive layer on a side of the first conductive layer away from the substrate, the second conductive layer defining a plurality of data lines and a plurality of common lines both extending in a second direction intersecting with the first direction, the plurality of data lines and the plurality of common lines alternately arranged in the first direction; and
a plurality of pixel units, each of the plurality of the pixel units being between adjacent two of the plurality of common lines, each of the plurality of the pixel units comprising a first sub-pixel and a second sub-pixel located on opposite sides of one of the plurality of scan line pairs, the first sub-pixel electrically connected to the first scan line, the second sub-pixel electrically connected to the second scan line, the first sub-pixel and the second sub-pixel located on opposite sides of and electrically connected to one of the plurality of data lines;
wherein each of the plurality of common lines comprises a plurality of bridges, each of the plurality of bridges crosses one of the plurality of scan line pairs;
a projection of each of the plurality of bridges on the substrate overlaps with projections of both the first scan line and the second scan line on the substrate, and an area of a portion of the first scan line that overlaps with the bridge equals to an area of a portion of the second scan line that overlaps with the bridge;
each of the plurality of bridges completely overlaps with a portion of one of the plurality of scan line pairs extending in the second direction.

US Pat. No. 10,481,453

METHOD OF PRODUCING DISPLAY PANEL BOARD

SHARP KABUSHIKI KAISHA, ...

1. A method of producing a display panel board comprising:a pixel electrode forming process of forming a pixel electrode formed from a transparent electrode film on a gate insulation film that covers a gate electrode;
a semiconductor film forming process of forming a semiconductor film on the gate insulation film such that a part of the semiconductor film covers the pixel electrode, the semiconductor film forming process being performed after the pixel electrode forming process;
an annealing process of processing the semiconductor film with annealing, the annealing process being performed after the semiconductor film forming process; and
an etching process of processing the semiconductor film with etching such that a channel section overlapping the gate electrode is formed in a same layer as the pixel electrode, the etching process being performed after the annealing process.

US Pat. No. 10,481,452

DISPLAY PANEL

Au Optronics Corporation,...

1. A display panel, comprising:a first substrate;
a plurality of sub-pixels, disposed on the first substrate, and the sub-pixels arranged into at least two lines, wherein the at least one sub-pixel in each of the lines comprises:
at least one transistor;
at least one signal line, electrically connected to the at least one transistor, wherein the at least one signal line comprises at least one of a data line, a scan line, a common electrode line and a power supply line;
a first insulating layer, disposed on the at least one transistor and the signal line, and the first insulating layer having at least one via hole, wherein the at least one via hole corresponds to the signal line;
a pixel electrode, disposed on the first substrate, and electrically connected to the at least one transistor; and
at least one auxiliary structure, disposed on the first substrate, and the at least one auxiliary structure corresponding to the at least one via hole, wherein the at least one auxiliary structure comprises:
at least one auxiliary electrode, disposed on the first substrate, and at least a portion of the auxiliary electrode disposed in the at least one via hole; and
at least one spacer, disposed on the first substrate, and the spacer being disposed on the at least one auxiliary electrode;
a second substrate, disposed opposite to the first substrate; and
a sealant, disposed between the first substrate and the second substrate, wherein the display panel has a pre-cutting line, and the pre-cutting line passes through the sub-pixels of at least one of the two lines.

US Pat. No. 10,481,451

PIXEL STRUCTURE, DISPLAY PANEL, AND CURVED DISPLAY DEVICE

Au Optronics Corporation,...

1. A display panel, comprising:a first substrate;
a pixel array, disposed on the first substrate, wherein the pixel array comprises a plurality of pixel structures, and each of at least a portion of the pixel structures comprises:
a scan line and a data line, wherein the data line has two opposite sides;
an active device, electrically connected to the scan line and the data line;
a pixel electrode, electrically connected to the active device; and
a conductive strip-shaped pattern, correspondingly disposed over the data line and having an opening at least partially overlapped with the data line in a vertical projection on the first substrate, wherein a portion of the conductive strip-shape pattern is overlapped with the two opposite sides of the data line, the opening is between the two opposite sides of the data line in the vertical projection on the first substrate, and the conductive strip-shaped pattern comprises:
at least one bridge portion; and
two extending portions, connected to the bridge portion, wherein the extending portions are respectively corresponding to the two opposite sides of the data line, and the opening is located between the extending portions;
a second substrate, disposed opposite to the first substrate;
an electrode film, disposed on the second substrate, wherein a voltage applied to the electrode film is substantially the same as a voltage applied to the conductive strip-shaped pattern of each of the at least a portion of the pixel structures; and
a liquid crystal layer, located between the first substrate and the second substrate.

US Pat. No. 10,481,450

LIQUID CRYSTAL DISPLAY DEVICE

Samsung Display Co., Ltd....

13. An LCD device, comprising:a substrate;
a TFT disposed on the substrate;
an insulating layer disposed on the TFT; and
a pixel electrode disposed on the insulating layer and connected to a drain electrode of the TFT via a contact hole formed in the insulating layer,
wherein the pixel electrode includes a stem electrode which extends in a first direction and a second direction that is perpendicular to the first direction, branch electrodes which extend from the stem electrode, an edge electrode which extends from an end of the stem electrode and extends in the first or second direction along an outer boundary of the branch electrodes, an extension electrode which is disposed to overlap the contact hole and connected to a connecting electrode which connects the extension electrode and the edge electrode, wherein the edge electrode is separated from the branch electrodes, and
wherein the connecting electrode extends in a third direction which intersects both the first and second directions.

US Pat. No. 10,481,449

ARRAY SUBSTRATE WITH COLOR FILTER LAYER AND METHOD OF PRODUCING THE SAME AND LIQUID CRYSTAL DISPLAY

Shenzhen China Star Optoe...

11. A liquid crystal display (LCD), comprising:an array substrate, comprising:
a first substrate; and
a thin film transistor (TFT) array, arranged on the first substrate; and
a color filter layer, arranged on the TFT array and comprising color-resist units with different colors, wherein a mixed color-resist area is arranged between the two neighboring color-resist units; the mixed color-resist area comprises two or more color-resist film layers arranged in layers with different colors wherein an upper surface of the mixed color-resist area is flush with an upper surface of one of the neighboring color-resist units and a lower surface of the mixed color-resist area is flush with a lower surface of the other one of the neighboring color-resist units;
a cell-aligning substrate; and
a liquid crystal layer, sandwiched between the array substrate and the cell-aligning substrate;
wherein the cell-aligning substrate comprises a second substrate and a black matrix arranged on the second substrate; the black matrix and the mixed color-resist area are arranged opposite, a width of the mixed color-resist area is equal to a width of the black matrix.

US Pat. No. 10,481,446

LIQUID CRYSTAL LENS PANEL AND METHOD OF MANUFACTURING DISPLAY DEVICE USING THE SAME

SAMSUNG DISPLAY CO., LTD....

1. A method of manufacturing a display device, comprising:preparing a display panel;
coating an adhesive member on the display panel;
attaching a liquid crystal lens panel including a liquid crystal layer to the display panel using the adhesive member;
applying an electric field to the liquid crystal layer; and
irradiating an ultraviolet light onto the adhesive member through the liquid crystal lens panel to cure the adhesive member,
wherein the liquid crystal lens panel comprises:
a first substrate which includes a lens area, a non-lens area disposed adjacent to the lens area, and a cutting area disposed adjacent to the non-lens area and including a liquid crystal driving part, the non-lens area being interposed between and contiguous to the lens area and the cutting area, the lens area comprising a plurality of electrodes and the non-lens area comprising a plurality of data pads electrically connected to the electrodes and a plurality of first lines respectively connected to the first electrodes through the data pads;
a second substrate comprising a common electrode and disposed opposite to the first substrate; and
the liquid crystal layer interposed between the first substrate and the second substrate.

US Pat. No. 10,481,443

DISPLAY PANEL

INNOLUX CORPORATION, Mia...

1. A display panel, comprising:a first substrate;
a second substrate disposed opposite the first substrate;
a shielding layer disposed over the second substrate, wherein the shielding layer comprises two shielding pattern rows projected onto the second substrate;
a first color filter disposed over the second substrate and the shielding layer; and
a spacer disposed over the first color filter, wherein the spacer comprises a spacer pattern projected onto the second substrate, and the spacer pattern overlaps one of the two shielding pattern rows, and the one of the two shielding pattern rows comprises an expansion portion, wherein the expansion portion has an edge and at least part of the edge is curved.

US Pat. No. 10,481,442

LIQUID CRYSTAL DISPLAY DEVICE

Japan Display Inc., Toky...

1. A liquid crystal display device comprising:a TFT substrate and a counter substrate;
a liquid crystal layer sandwiched between the TFT substrate and the counter substrate;
a first metal line functioning as a scanning line, a second metal line functioning as a video signal line, a thin film transistor connected to the first metal line and the second metal line, a pixel electrode connected to the thin film transistor, and a counter electrode formed on the TFT substrate; and
a columnar spacer formed on the counter substrate;
wherein the pixel electrode and the counter electrode are transparent, and the liquid crystal layer is controlled by an electric field generated between the pixel electrode and the counter electrode;
wherein the counter electrode contacts with a third metal line,
wherein the third metal line extends in parallel with the second metal line, and overlaps the second metal line in a plan view; and
wherein the columnar spacer is disposed at a position where the first metal line, the second metal line, and the third metal line overlap in a plan view, and
wherein an alignment film is disposed between the columnar spacer and the third metal line in cross sectional view.

US Pat. No. 10,481,436

PROCESS FOR PRODUCING A PHASE DIFFERENCE CONTROL COMPONENT AND LIQUID CRYSTAL DISPLAY DEVICE

Dai Nippon Printing Co., ...

1. A phase difference control component comprising:a base material; and
a phase difference control layer formed of a fixed liquid crystal material provided on said base material through a photo-aligned aligning film,
wherein the photo-aligned aligning film develops a liquid crystal structure in which liquid crystal molecules, present at the interface of the photo-aligned aligning film and the phase difference control layer, are aligned at a pretilt angle of substantially 0 degree, and
wherein the photo-aligned aligning film is photodimerization type formed of polyvinyl cinnamate.

US Pat. No. 10,481,435

HORIZONTAL ALIGNMENT-TYPE LIQUID CRYSTAL DISPLAY DEVICE

FUJIFILM Corporation, To...

1. A horizontal alignment-type liquid crystal display device in an in-plane switching mode comprising:a viewing-side polarizing plate;
a liquid crystal cell;
a backlight-side polarizing plate; and
a backlight, in this order,
wherein the liquid crystal cell includes a liquid crystal layer held between two substrates,
wherein at least any one of the substrates is a polyimide resin substrate,
wherein at least one of the viewing-side polarizing plate or the backlight-side polarizing plate provided on the polyimide resin substrate side includes a gas barrier film including a phase difference layer and an inorganic layer, and a polarizer,
wherein the gas barrier film is on the polyimide resin substrate side with respect to the polarizer,
wherein retardation of the polyimide resin substrate in a thickness direction at a wavelength 550 nm is 50 nm or greater,
wherein in-plane retardation of the polyimide resin substrate at a wavelength of 550 nm is ?10 nm to 10 nm,
wherein the polyimide resin substrate is on the viewing-side polarizing plate side with respect to the liquid crystal layer,
wherein a first phase difference layer satisfying nx>nz>ny is included as the phase difference layer,
wherein a second phase difference layer satisfying nz>nx=ny is further included as the phase difference layer, and
wherein a slow axis of the first phase difference phase is orthogonal to the absorption axis of the polarizer.

US Pat. No. 10,481,431

DISPLAY DEVICE

InnoLux Corporation, Mia...

1. A display device, comprising:a display unit emitting an output light having an output spectrum corresponding to a highest gray level of the display device,
wherein a maximum peak of the output spectrum from 543 nm to 780 nm is defined as a first intensity peak corresponding to a first wavelength, an intensity integral of the output spectrum from the first wavelength to 780 nm is defined as a first intensity integral, an intensity integral of the output spectrum from 543 nm to the first wavelength is defined as a second intensity integral, an intensity integral of the output spectrum from 380 nm to 543 nm is defined as a third intensity integral, a sum of the first intensity integral and the second intensity integral is defined as a first sum, a ratio of the third intensity integral to the first sum is defined as a first ratio, and the first ratio is greater than or equal to 0.05% and less than or equal to 4.00%.

US Pat. No. 10,481,430

DISPLAY DEVICE

Sakai Display Products Co...

1. A display apparatus comprising:a display panel;
a substrate facing the display panel and on which a light source is mounted;
a diffusion plate having a tetragonal shape and disposed between the display panel and the substrate;
a support portion that supports a peripheral part of the diffusion plate; and
a light passing portion that is provided at a corner of the support portion and through which light emitted from the light source passes, wherein
the support portion includes:
a first support member that supports the diffusion plate from a substrate side; and
a second support member that supports the diffusion plate from a display panel side, and
the second support member has an inner circumferential surface that reflects, of light traveling toward the peripheral part of the diffusion plate, light emitted from the light source toward a front side of the display apparatus without passing through the light passing portion.

US Pat. No. 10,481,429

LIQUID-CRYSTAL VARIFOCAL LENS AND FOCAL LENGTH CONTROL METHOD

THE DOSHISHA, Kyoto (JP)...

1. A liquid-crystal varifocal lens comprising:a liquid crystal lens including a liquid crystal layer composed of liquid crystal molecules as well as a first substrate and a second substrate disposed with the liquid crystal layer positioned therebetween; and
an ultrasonic transducer disposed on either the first substrate or the second substrate, or both, wherein,
the ultrasonic transducer generates an ultrasonic wave with a frequency that matches a resonant frequency of the liquid crystal lens, in accordance with an input voltage, whereby,
flexural oscillation is generated in the liquid crystal lens such that the flexural oscillation has a vibration intensity decreasing continuously from a center to a circumference of the liquid crystal layer, and
a thickness of the liquid crystal layer is changed, thereby changing an orientation of the liquid crystal molecules.

US Pat. No. 10,481,427

ARRAY SUBSTRATE, MANUFACTURING METHOD, DISPLAY PANEL AND ELECTRONIC DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. An array substrate, comprising a substrate, and a gate line, an insulation layer, an active layer and a data line which are formed on the substrate,wherein the insulation layer is provided on the gate line, the data line is provided on the gate line through the insulation layer and is crossed with the gate line, and the active layer is provided between the gate line and the data line in a direction perpendicular to the substrate,
a first shield layer is provided on the gate line through the insulation layer, and the first shield layer covers the gate line in the direction perpendicular to the substrate and is electrically insulated from the gate line, the active layer and the data line,
the array substrate further comprises a common electrode layer provided on a side of the data line away from the gate line, wherein the common electrode layer comprises a plurality of striped common sub-electrodes, and adjacent ones of the striped common sub-electrodes are spaced with an interval,
the first shield layer is configured to be applied with a common voltage, and
the array substrate further comprises a light blocking layer provided between the substrate and the gate line, wherein, the first shield layer is connected to the light blocking layer by a via.

US Pat. No. 10,481,426

METHOD FOR MANUFACTURING COLOR FILTER SUBSTRATE, COLOR FILTER SUBSTRATE AND DISPLAY PANEL

BOE TECHNOLOGY GROUP CO.,...

1. A method for manufacturing a color filter substrate, comprising:forming a color resistance layer on a basal substrate;
forming a conversion layer on the basal substrate with the color resistance layer, wherein the conversion layer includes a first conversion sub-layer that absolutely overlaps with the color resistance layer and a second conversion sub-layer that does not overlap with the color resistance layer; wherein the thickness of the second conversion sub-layer is greater than the thickness of the color resistance layer and the conversion layer is convertible in color under the irradiation of preset light rays; wherein the conversion layer is manufactured by an opaque material; and
irradiating the conversion layer with the preset light rays from the side of the conversion layer away from the basal substrate and controlling irradiation parameters of the preset light rays, so that the film layer at the side of the conversion layer away from the basal substrate is converted to an opaque first over cover sub-layer, and the film layer with a first preset thickness of the second conversion sub-layer at the side of the conversion layer away from the basal substrate is converted to an opaque second over cover sub-layer, the conversion layer is converted to a two-layer structure consisting of a black matrix (BM) pattern and a transparent over cover layer, wherein the over cover layer includes the first over cover sub-layer and the second over cover sub-layer, wherein the first preset thickness is greater than a difference value between the thickness of the second over cover sub-layer and the thickness of the color resistance layer;
wherein the conversion layer contains a photocatalyst for enabling a portion of the conversion layer irradiated by the preset light rays to convert to a transparent state;
wherein the BM pattern is disposed at the side of the conversion layer close to the basal substrate.

US Pat. No. 10,481,424

GLASS PANEL COMPRISING A LIQUID CRYSTAL FILM

AGC GLASS EUROPE, Louvai...

1. A laminated automotive glazing comprising:a PDLC film powered electrically by an AC current having a frequency of from 20 Hz to less than 50 Hz, a voltage varying non-sinusoidally, a maximum of an effective voltage not exceeding 55 Vrms,
wherein a residual scattering in an actuated state is no higher than 5% for a temperature not exceeding 50° C., and
wherein power required to obtain the actuated state is no higher than 10 W/m2 of PDLC film.

US Pat. No. 10,481,420

OPTICAL DETECTOR AND FILTER EMPLOYING RESONANT NANO-/MICROPARTICLES

CENTRE NATIONAL DE LA REC...

1. An optical filter comprising:a plurality of semi-conducting or dielectric nano-/microparticles, exhibiting properties of electromagnetic resonance in the optical and near-infrared domain, arranged on a plane, further comprising:
a layer with electrically adjustable optical index disposed on the surface formed by said nano-/microparticles and said plane;
a first electrically insulating layer disposed on said layer with electrically adjustable optical index and
an electrode disposed on said first electrically insulating layer.

US Pat. No. 10,481,418

METHOD FOR DETERMINING A PARAMETER OF AN OPTICAL EQUIPMENT

Essilor International, C...

1. A method for determining a parameter of an optical equipment, the method comprising:positioning an optical equipment comprising a pair of optical lenses mounted on a spectacle frame in a first position;
positioning a portable electronic device comprising an image acquisition module in a second position to acquire an image of a distant element seen through at least part of the optical lenses of the optical equipment in the first position;
determining at least one optical parameter of the optical equipment based on the image of a distant element seen through at least part of the optical lenses of the optical equipment in the first position,
wherein, prior to the determining, the second position is determined relative to the first position using measuring means.

US Pat. No. 10,481,416

SYSTEM AND POST-OPERATIVE CARE DEVICE FOR LIFTING AN EYEWEAR FRAME BRIDGE

1. A post-operative care device for lifting an eyewear frame bridge away from a wearer's face, comprising:a clasp configured to register with eyewear, the eyewear including a frame, a pair of rims that secure lenses therein, a pair of temples hingely coupled to the frame, and a bridge connecting the pair of rims; and
a telescoping leg extending from the base of the clasp, the telescoping leg including:
a tubular housing with a plurality of openings along a length of the tubular housing; and
an extending member slidably housed inside the tubular housing including a terminal end opposite the clasp configured to rest against the wearer's face, wherein a surface of the extending member includes at least one stop that registers with each of the plurality of openings along the length of the tubular housing to lock the extending member of the telescoping leg at a plurality of lengths.

US Pat. No. 10,481,413

OPTICAL ARTICLE COMPRISING AN ANTIREFLECTIVE COATING IN THE VISIBLE REGION FOR LOW LUMINANCE CONDITIONS

1. An ophthalmic lens comprising a transparent substrate with a front main face and with a rear main face, at least one of the main faces being coated with a multilayered antireflective coating comprising a stack of at least one high refractive index layer (HI) having a refractive index higher than or equal to 1.55 and at least one low refractive index layer (LI) having a refractive index lower than 1.55, wherein said multilayered antireflective coating has:a mean light reflection factor in the visible region for photopic vision Rv lower than or equal to 2.5%, for at least an angle of incidence lower than 35°; and
a mean light reflection factor in the visible region for scotopic vision Rv' lower than or equal to 0.5%, for at least an angle of incidence lower than 35°.

US Pat. No. 10,481,412

EYEWEAR ARTICLE WITH CHANGEABLE TEMPLES

1. A one-piece, composite eyewear article, comprising:a) an eyewear frame comprising of two temples, a top bar and two hinges, the entire frame composed of a single integral piece of solidified thermoplastic consisting of a polymer;
b) a lens situated against, and extending across, the top bar, the lens composed of a single integral piece of optical grade cured liquid silicone rubber consisting of a dimethyl polysiloxane polymer thermoset; and
c) wherein the frame and lens are molded via a two-material molding process, such that the lens auto-adheres to the frame during curing.

US Pat. No. 10,481,411

ADJUSTABLE EYEWEAR RETAINER

Chums, Inc., Salt Lake C...

1. An eyewear retainer comprising:a tether;
a first temple fastener for coupling a first end of the tether to a first temple of the eyewear;
a first positioning cavity disposed in a portion of the first temple fastener, the first positioning cavity having a first opening, and a second opening opposing the first opening; and
a first positioning member and a second positioning member, wherein each of the first and second positioning members is coupled to the first end of the tether, wherein the first positioning member is positioned and configured to rotate within the first opening, and not additionally within the second opening, and the second positioning member is positioned and configured to rotate within the second opening, and not additionally within the first opening, to allow the tether to pivot relative to the first temple fastener, and wherein the first positioning member is laterally offset from the first end of the tether in a first direction, and wherein the second positioning member is laterally offset from the first end of the tether in a second direction.

US Pat. No. 10,481,410

REFLECTING MODULE FOR OIS AND CAMERA MODULE INCLUDING THE SAME

Samsung Electro-Mechanics...

1. A reflecting module for optical image stabilization (OIS), comprising:a housing comprising an internal space;
a moving holder supported in the internal space of the housing by an elastic member;
a reflecting member disposed on the moving holder; and
a driving part configured to provide driving force to the moving holder such that the moving holder moves relative to the housing,
wherein the driving part comprises,
two magnets having a shorter length in a first axial direction than in a second axial direction perpendicular to the first axial direction and disposed on the moving holder to be spaced apart from each other in the first axial direction, and
four or more coils disposed on the housing, the four or more coils being disposed as two sets, comprising a first set of two or more coils aligned in the second axial direction and spaced apart from each other in the first axial direction, facing the two magnets.

US Pat. No. 10,481,408

APPARATUS FOR REDUCING COHERENCE OF A LASER BEAM

CHRISTIE DIGITAL SYSTEMS ...

1. An apparatus for reducing a coherence of a laser beam, the apparatus comprising:a chamber being rectangular, the chamber comprising:
a first wall, a second wall, and a third wall each comprising a reflective inner surface; and
a fourth wall comprising a beam splitter;
the fourth wall configured to transmit at least a portion of the laser beam into the chamber to form an input laser beam incident upon the first wall;
the first wall configured to reflect the input laser beam onto the second wall;
the second wall configured to reflect the input laser beam onto the third wall;
and the third wall configured to reflect the input laser beam onto the fourth wall;
the fourth wall further configured to reflect a first portion of the input laser beam to form a further input laser beam incident upon the first wall and to transmit a second portion of the input laser beam out of the chamber to form an output laser beam;
the chamber defining a light path extending from the fourth wall, to the first wall, to the second wall, to the third wall, and back onto the fourth wall, the light path being a closed loop, the light path having a length greater than or equal to a coherence length of the laser beam;
a further chamber being rectangular, the further chamber comprising:
a further first wall, a further second wall, and a further third wall each comprising a corresponding reflective inner surface; and
a further fourth wall comprising a corresponding beam splitter;
the further chamber defining a further light path extending from the fourth wall, to the first wall, to the second wall, to the third wall, and back onto the fourth wall, the further light path being a closed loop; and
a middle wall comprising a corresponding reflective surface, the middle wall disposed between the chamber and the further chamber;
the fourth wall and the further fourth wall facing one another; and
the middle wall parallel with the first wall and the further third wall, the middle wall configured to reflect the output laser beam onto an outer surface of the further fourth wall; and
whereby the further chamber is configured to receive as an input the output laser beam and produce as an output a further output laser beam.

US Pat. No. 10,481,407

3D GLASSES AND 3D DISPLAY SYSTEM

BOE TECHNOLOGY GROUP CO.,...

1. A pair of 3D glasses, comprising a light polarizing component and a light filtering component, whereinthe light filtering component is arranged at a light emitting side of the light polarizing component;
the light polarizing component comprises a plurality of photonic crystals, each of which is configured to reflect preset-color light among different-color light incident into the photonic crystal to enable the preset-color light to be deflected so as to ensure an optical path difference among the different-color light incident into the light filtering component from the light polarizing component; and
the light filtering component comprises two light filters, one of which is configured to filter out the preset-color light among the different-color light and the other of which is configured to filter out light other than the preset-color light among the different-color light.

US Pat. No. 10,481,401

SYSTEMS, DEVICES, AND METHODS FOR EYEBOX EXPANSION IN WEARABLE HEADS-UP DISPLAY

North Inc., Kitchener, O...

1. A method of operating a wearable heads-up display (WHUD) when the WHUD is worn on a head of a user, the WHUD including a scanning laser projector having a scan range, a split mirror having at least two non-coplanar reflective surfaces, an optical splitter, and a holographic combiner, the method comprising:generating light signals by the scanning laser projector;
scanning the light signals towards the split mirror across the scan range by the scanning laser projector;
directing the light signals towards the optical splitter by the split mirror;
directing the light signals towards the holographic combiner by the optical splitter, wherein the optical path of a respective light signal from the optical splitter to the holographic combiner is determined by a respective point of incidence and angle of incidence of the respective light signal at the optical splitter; and
directing the light signals to at least two exit pupils at or proximate an eye of the user by the holographic combiner.

US Pat. No. 10,481,399

SYSTEMS AND METHODS FOR OPTICAL SYSTEMS WITH EXIT PUPIL EXPANDER

Magic Leap, Inc., Planta...

1. An optical system comprising:an image projection system, the image projection system configured to emit a coherent beam of light at a plurality of wavelengths in the visible spectral range;
a waveguide comprising a first edge, a second edge and a pair of reflective surfaces disposed between the first and the second edges, the pair of reflective surfaces separated by a gap having a gap height d, the waveguide comprising a material having a refractive index n, the pair of reflective surfaces having a reflectivity r, the beam emitted from the image projection system being coupled into the waveguide at an input angle ?; and
a control system configured to vary at least one parameter selected from the group consisting of: a wavelength from the plurality of wavelengths, the gap height d, the refractive index n and the reflectivity r, wherein the variation of the at least one parameter is correlated with variation in the input angle ? such that the equation 2nd sin ?=m? is satisfied for values of the input angle ?, wherein m is an integer and ? is wavelength of the beam.

US Pat. No. 10,481,396

IMAGING DEVICE AND IMAGING METHOD

BEIJING ZHIGU RUI TUO TEC...

1. An imaging apparatus, comprising:an imaging lens module configured to project at least one image, directly to at least one eye of a user, of multiple objects at different distances from the apparatus, and comprising a plurality of subregions, wherein the imaging lens module comprises at least one lens, imaging parameters of each of the plurality of subregions are adjustable, and the plurality of subregions are subregions physically independent from each other, or logical subregions obtained by logically dividing one physically integral imaging lens module;
a processor, communicatively coupled to a memory that stores computer-executable instructions, that executes or facilitates execution of the computer-executable instructions to perform operations comprising:
obtain position information of the multiple objects relative to the apparatus;
determine the imaging parameters of multiple subregions of the imaging lens module corresponding to the multiple objects based on the position information of the multiple objects relative to the apparatus, wherein each of the multiple objects corresponds to one or more subregions of the multiple subregions; and
adjust, concurrently, the imaging parameters of the multiple subregions of the imaging lens module corresponding to the multiple objects respectively based on the imaging parameters.

US Pat. No. 10,481,386

OPTICAL ARTICLE AND ILLUMINATION SYSTEM FOR ENDOSCOPE

Arizona Board of Regents ...

1. An article of manufacture comprising:an optically-transparent component having an optical axis and a thickness defined between first and second surfaces each of which is transverse to the optical axis,
wherein said optically-transparent component defines a first projected area on a plane that is transverse to the optical axis,
wherein one of the first and second surfaces contains a plurality of indentations disposed along a closed curve that circumscribes the optical axis; and
a screen having an optically-opaque area, the screen dimensioned to define a second projected area on said plane, the first and second projected areas being congruent with one another.

US Pat. No. 10,481,379

METHOD AND SYSTEM FOR AUTOMATICALLY MAPPING FLUID OBJECTS ON A SUBSTRATE

NANOTRONICS IMAGING, INC....

1. A method for mapping objects on a substrate using a microscope inspection system comprising:providing a microscope inspection system comprising a microscope system and a computer analysis system,
wherein the microscope system includes a light source, imaging device, stage for moving a substrate disposed on the stage, and a control module, and
wherein the computer analysis system includes an object identification module; and
performing a scan of the substrate using the microscope inspection system;
identifying for each of the objects on the substrate, an object position on the substrate including a set of X, Y, and ? coordinates using algorithms, machines and systems including artificial intelligence and image processing algorithms,
wherein at least one of the objects is fluid and has shifted from a prior position or deformed from a prior size, and wherein the fluid object includes electronic objects on a substrate or biological objects such as cells, tissue or the like found in a biological specimen mounted on a slide; and
generating, by the computer analysis system, object mapping information that reflects the position of each of the objects and a shift or deformity amount for the at least one of the objects with respect to the prior position or the prior size of the at least one of the objects based on an identification of the prior position or the prior size of the at least one of the objects,
wherein the step of generating object mapping information is done automatically using algorithms, machines and systems including artificial intelligence and image processing algorithms.

US Pat. No. 10,481,378

INTERACTIVE GRAPHICAL REPRESENTATION OF IMAGE QUALITY AND CONTROL THEREOF

FEI Company, Hillsboro, ...

1. A method, comprising:receiving a first image from an imaging device obtained based on a first set of image capture control parameters;
determining, by processing the first image using a processor circuit, a plurality of image quality measurements of the first image and, based on the plurality of image quality measurements, a composite measure of image quality;
displaying a polygon on an electronic display based on the plurality of image quality measurements,
wherein displaying the polygon comprises:
determining an origin point for the polygon;
determining a plurality of vertices corresponding to the plurality of image quality measurements, each vertex a distance from the origin point proportional to a value of its corresponding image quality measurement; and
displaying the polygon as a plurality of lines, each line connecting two of the plurality of vertices;
displaying the composite measure of image quality based on the image quality measurements associated with the vertices corresponding to the plurality of image quality measurements;
determining a second set of image capture control parameters for the imaging device based on the composite measure of image quality; and
transmitting at least one of the second set of image capture control parameters for capture of a second image by the imaging device.

US Pat. No. 10,481,377

REAL-TIME AUTOFOCUS SCANNING

LEICA BIOSYSTEMS IMAGING,...

1. A digital scanning apparatus comprising:an objective lens;
a focusing sensor and an imaging sensor positioned in the optical path of the objective lens to sense a field of view of the objective lens; and
at least one processor configured to adjust a height of the objective lens during scanning of a sample by
selecting a macro-focus point on a sample, wherein the macro-focus point is within a predetermined range of both an edge of the sample and a line representing a maximum length across the sample,
scanning a single field of view that includes the macro-focus point using the focusing sensor to acquire image data that includes the macro-focus point at a plurality of image planes corresponding to a plurality of distance positions of the objective lens from the sample,
determining a contrast value for each of the plurality of image planes,
identifying a true-Z value, Z1, that indicates a distance position of the objective lens at which an image plane having a highest contrast value for the macro-focus point corresponds to an image plane of the imaging sensor,
scanning a plurality of regions along the line representing the maximum length across the sample to acquire a plurality of buffers of image data, wherein each buffer comprises a plurality of scan lines and each scan line comprises a plurality of pixels, such that each buffer comprises a number of rows of pixels equal to a number of the plurality of scan lines and a number of columns of pixels equal to a number of the plurality of pixels within each scan line,
determining a contrast ratio value for each of the plurality of buffers,
identifying a plurality of additional true-Z values, Z2-Zn, corresponding to the determined contrast ratio values for the plurality of buffers, wherein each additional true-Z value indicates, for a respective one of the plurality of buffers, a distance position of the objective lens at which the image plane of the imaging sensor has peak contrast,
storing all of the true-Z values, Z1-Zn, with respective location information, wherein the location information for Z1 indicates a location of the macro-focus point, and wherein the location information for each of Z2-Zn indicates a location of the respective one of the plurality of buffers,
determining a location of a region of the sample to be scanned,
identifying a nearest true-Z value to the region of the sample based on the determined location and the stored location information for the true-Z values, Z1-Zn,
determining a predicted-Z value for the region of the sample, based, at least in part, on the nearest true-Z value, and
adjusting a distance between the objective lens and the sample, based on the predicted-Z value, at a start of scanning the region of the sample.

US Pat. No. 10,481,373

SURGICAL OPTICAL ZOOM SYSTEM

SYNAPTIVE MEDICAL (BARBAD...

1. A surgical microscope for capturing a high optical zoom image of a target during a surgical procedure, the surgical microscope comprising:an optical assembly including at least one moveable optics;
an actuator for positioning the moveable optics, the actuator including a pulley system for moving the optics along a set of rails;
a sensor for detecting the position of the moveable optics;
a controller for controlling the actuator in response to received control input; and
a camera for capturing the image of the target from the optical assembly; wherein the controller is configured to:
receive control input indicating a target position for the moveable optics;
control the actuator to position the moveable optics towards the target position, the actuator being controlled according to a first set of control parameters;
upon receiving signals from the sensor indicating that the moveable optics is within a threshold range of the target position, switch to a second set of control parameters for controlling the actuator; and
control the actuator to maintain the moveable optics at the target position at steady state;
the first and second sets of control parameters being, respectively, first and second sets of proportional (P), integral (I) and derivative (D) terms for dual-PID control of the actuator.

US Pat. No. 10,481,366

IMAGING LENS UNIT

Samsung Electro-Mechanics...

1. An image lens unit, comprising:a first lens having positive (+) power and being convex toward an object side;
a second lens having negative (?) power and being concave toward an image side;
a third lens having positive (+) power and being concave near an axial perimeter toward the object side;
a fourth lens having negative (?) power and a meniscus shape being concave in the center toward the object side and convex toward the image side; and
a fifth lens having a refractive power and being convex toward the object side and concave toward the image side,
wherein:
an Abbe number v1 of the first lens, an Abbe number v2 of the second lens, an Abbe number v3 of the third lens, and the Abbe number v4 of the fourth lens satisfy the following conditional expressions:
0 0.7<(v1+v2)/(v3+v4)<1.0,
a total focal length f of the imaging lens unit and a distance tt on an optical axis from an object-side surface of the first lens to an imaging sensor satisfy the following conditional expression:
0 at least one inflection point is formed on an image-side surface of the fifth lens, and
the first lens, the second lens, the third lens, the fourth lens and the fifth lens are arranged in order from the object side toward the image side.

US Pat. No. 10,481,362

CIRCUMFERENTIAL ANGLE ADJUSTMENT DEVICE FOR GENERATRIX OF CYLINDRICAL LENS, AND LENS BARREL EQUIPPED WITH CIRCUMFERENTIAL ANGLE ADJUSTMENT DEVICE FOR GENERATRIX OF CYLINDRICAL LENS

Nittoh Inc., (JP)

1. A circumferential angle adjustment device for a generatrix of a cylindrical lens, comprising:a lens holding tube which holds the cylindrical lens, the lens holding tube having an optical axis;
an outer tube in which the lens holding tube is arranged at an inner periphery of the outer tube, the outer tube having a longitudinal through-hole, the longitudinal through-hole extending parallel to the optical axis; and
a cam member which is provided at an outer periphery of the lens holding tube and has a cam surface eccentric with respect to a cam axis intersecting with the optical axis, the cam surface slidably engaging with an inner surface of the longitudinal through-hole so that the cam member moves in a direction parallel to the optical axis,
wherein the lens holding tube is rotatably supported with respect to the outer tube in a circumferential direction of the optical axis.

US Pat. No. 10,481,361

LOW STRESS MOUNTING CONFIGURATION FOR OPTICAL COMPONENT

Qioptiq Limited, St. Asa...

1. A system for mounting an optical component to a mounting base, the system comprising:a first retention mechanism configured to hold the optical component and the mounting base together; and
a second retention mechanism configured to hold the optical component and the mounting base together, wherein the second retention mechanism comprises:
a projection in an inwardly-facing cylindrical surface of the mounting base; and
a recess in an outwardly-facing cylindrical surface of the optical component,
wherein the projection is configured to engage the recess,
wherein the first retention mechanism comprises an adhesive material in a joint extending around a perimeter between the optical component and the mounting base, and wherein the adhesive material forms an upper band and a base band with a void at least partially extending around the perimeter between the upper band and the base band, and wherein the perimeter comprises a substantially circular edge region of the optical component,
wherein the mounting base comprises:
an annular base portion; and
a cylindrical wall portion that extends from an outer end of the base portion substantially perpendicularly to the base portion,
wherein the wall portion is configured to extend up an outer surface of the optical component, and
wherein a heater is inside and thermally coupled to the optical component.

US Pat. No. 10,481,359

CYLINDRICAL ENCLOSURE FOR OPTICAL WAVEGUIDE CABLE

STERLITE TECHNOLOGIES LIM...

1. An optical waveguide cable defined by a longitudinal axis passing through a geometrical center of the optical waveguide cable, the optical waveguide cable comprising:one or more optical waveguide bands positioned substantially along the longitudinal axis of the optical waveguide cable, wherein each of the one or more optical waveguide bands has a plurality of light transmission elements, wherein the plurality of light transmission elements being made of silicon based glass; and
one or more layers substantially concentric to the longitudinal axis of the optical waveguide cable, wherein the one or more layers surround the one or more optical waveguide bands and wherein each of the one or more layers being substantially along the longitudinal axis of the optical waveguide cable, the one or more layers comprising:
a cylindrical enclosure positioned substantially along the longitudinal axis of the optical waveguide cable, wherein the cylindrical enclosure has density of at most 0.935 gram per cubic centimeter, wherein the cylindrical enclosure has a melt mass-flow rate of about 0.70 gram per 10 minutes and wherein the cylindrical enclosure (106) has a kink radius of about 4D.

US Pat. No. 10,481,352

RADIATION RESISTANT FIBER OPTICAL ASSEMBLY

NORTHROP GRUMMAN SYSTEMS ...

1. An assembly for minimizing radiation levels experienced by an optical fiber comprising:a sealed enclosure;
a length of optical fiber disposed in the enclosure and having first and second ends;
at least one port on the enclosure that enables the coupling of input and output optical signals to the respective first and second ends of the length of optical fiber;
a plurality of small particles substantially filling the interior of the enclosure where the particles have embedded therein a gas which, when released, reduces the effects of radiation upon the optical fiber;
a heating element disposed proximate to the small particles;
a heat controller coupled to the heating element that controls whether heat generated by the heating element is coupled to the small particles;
at least a portion of the gas embedded in the small particles being released to fill the inside the enclosure and provide a gaseous interior environment totally surrounding the length of the optical fiber when the small particles are subjected to the heat from the heating element to provide a gaseous interior environment in the enclosure that reduces the effects of radiation from all directions upon the optical fiber due to radiation for a source external to the enclosure.

US Pat. No. 10,481,351

SEMICONDCUTOR PACKAGES

Taiwan Semiconductor Manu...

1. A semiconductor package, comprising:a photonic integrated circuit;
an electronic integrated circuit, disposed aside the photonic integrated circuit and electrically connected to the photonic integrated circuit through a first redistribution structure; and
a high performance integrated circuit, disposed aside the electronic integrated circuit and electrically connected to the electronic integrated circuit through a second redistribution structure.

US Pat. No. 10,481,350

THROUGH-BOARD OPTICAL ASSEMBLY

Sicoya GmbH, Berlin (DE)...

1. Optical assembly comprisinga circuit board comprising a first side, a second side, and at least one hole that extends through the circuit board,
a photonic chip having a front side and a back side, the front side of the photonic chip being mounted on the first side of the circuit board and electrically connected to at least one electrical conductor of the circuit board,
at least one component being mounted on the front side of the photonic chip opposite the hole and protruding from the front side of the photonic chip into the hole or through the hole, and
a wave-guiding element that is located on the second side of the circuit board and optically coupled to the photonic chip through said hole.

US Pat. No. 10,481,349

OPTICAL PATH CONVERSION DEVICE, OPTICAL INTERFACE APPARATUS, AND OPTICAL TRANSMISSION SYSTEM

SONY CORPORATION, Tokyo ...

1. An optical interface apparatus, comprising:a plurality of optical devices in one of a line pattern or a zigzag pattern;
an optical path conversion device that includes a first light refractive surface inclined to an arrangement direction of the plurality of optical devices; and
a housing that includes an insertion port into which a front end of an optical fiber array is inserted, wherein
the plurality of optical devices and the optical path conversion device are included in the housing, and
the first light refractive surface obliquely faces the insertion port.

US Pat. No. 10,481,348

OPTICAL SYSTEM FOR COUPLING LIGHT INTO A WAVEGUIDE

miDiagnostics NV, Leuven...

1. An optical system for coupling light into a waveguide, comprising:a waveguide having a portion for guiding light along a first direction,
a coupler arranged at said portion of the waveguide, wherein the coupler has a surface with a grating structure formed therein for directing light into the waveguide, the surface having a normal which is orthogonal to the first direction, and
a cladding layer embedding the coupler, the cladding layer having an optical path changing structure formed therein, the optical path changing structure having a refractive surface and a reflective surface, each forming an acute angle with respect to the surface of the coupler,
wherein, for light which enters the optical path changing structure through the refractive surface along a second direction which is orthogonal to said normal, the refractive surface is arranged to refract the light such that it is directed towards the reflective surface along a third direction which is different from the second direction, and
wherein the reflective surface is arranged to reflect the light of the third direction such that it is directed towards the grating structure of the coupler along a fourth direction.

US Pat. No. 10,481,346

OPTICAL CONNECTION MEMBER, OPTICAL CONNECTOR, AND OPTICAL FIBER HAVING CONNECTOR

SUMITOMO ELECTRIC INDUSTR...

1. An optical fiber with a connector comprising:an optical connector having an optical connection member used for optical connection of a plurality of optical fibers and a housing holding the optical connection member thereinside; and
the plurality of optical fibers attached to the optical connector,
wherein the optical connection member includes a first end surface facing another optical connection member at the time of the optical connection, a second end surface different from the first end surface, and a holding portion holding the plurality of optical fibers,
the holding portion is provided with a plurality of holding holes which are opened in the first end surface, extend from the first end surface in a first direction intersecting with the first end surface, and hold the plurality of optical fibers,
the first end surface includes a first area, a second area, and a third area which are sequentially arranged along a second direction intersecting with the first direction,
openings of the plurality of holding holes are arranged in a row in the second direction in the first area and the third area,
a center interval between the openings mutually adjacent through the second area is larger than a center interval between the openings mutually adjacent in the first area and the third area,
one end portions of the plurality of optical fibers are held in the holding holes in the holding portion,
the plurality of optical fibers is divided into two parts in the inside of the optical connection member,
the plurality of optical fibers is integrated at the second end surface, and
a part from which the division of the plurality of optical fibers starts is located inside the optical connection member.

US Pat. No. 10,481,342

DUST PROTECTOR WITH CLEANING FUNCTION FOR FIBER OPTIC CONNECTOR

PROTAI PHOTONIC CO., LTD,...

1. A dust protector of a fiber optic connector, comprising:a dust cap, comprising
a frame for covering the fiber optic connector, the frame comprising a front surface and a rear end, wherein the rear end faces the fiber optic connector;
a cylinder protruding from the front surface of the frame;
a cover connected to the frame, wherein the cover is configured to flip toward or away from the frame to cover or expose the cylinder; and
a cleaning component covering the cylinder, wherein the cleaning component is to clean the fiber optic connector;
wherein the cover, when flipped toward the frame, covers and therefore protects the cleaning component from contamination, and the cover, when flipped away from the frame, opens and exposes the cleaning component so that it can directly contact the fiber optic connector and clean it.

US Pat. No. 10,481,339

HIGH AVERAGE POWER OPTICAL FIBER CLADDING MODE STRIPPER, METHODS OF MAKING AND USES

Foro Energy, Inc., Houst...

1. A high power laser mode stripper in optical communication with an optical fiber and in thermal communication with a heat sink, the mode stripper comprising:a. a carrier medium;
b. the carrier medium being in direct physical contact and in optical contact with a cladding layer of an optical fiber;
c. the carrier medium having an index of refraction and the outer cladding having an index of refraction; wherein the carrier medium index of refraction is matched to the cladding index of refraction, whereby light from the cladding will propagate into the carrier medium;
d. the carrier medium holding a distribution of nano-particles, whereby the distribution of nano-particles is configured to effect the light propagated from the cladding into the carrier medium; and,
e. the carrier medium is in thermal contact with a heat sink;
f. whereby upon propagation of light from the cladding to the carrier medium, the nano-particles and carrier medium convert the light propagated from the cladding into heat which is transmitted by the carrier medium to the heat sink.

US Pat. No. 10,481,338

OPTICAL FIBER SENSOR MEASURING APPARATUS

YOKOGAWA ELECTRIC CORPORA...

1. An optical fiber sensor measuring apparatus comprising:a base on which a measurement object is disposed; and
a measuring optical fiber laid on a surface of the base, wherein
the measuring optical fiber comprises:
a plurality of linear portions that extend in an extension direction; and
a folded portion where the measuring optical fiber bends,
adjacent linear portions among the linear portions directly or indirectly contact each other along the extension direction,
the linear portions of the measuring optical fiber are disposed on the surface of the base and respond to light from the measurement object, and
the folded portion of the measuring optical fiber is outside of the linear portions disposed on the surface of the base.

US Pat. No. 10,481,336

METHODS AND SYSTEMS FOR MICROELECTRONIC PACKAGING

Aeponyx Inc., Repentigny...

1. A device comprising:a substrate;
an optical waveguide structure comprising:
an optical waveguide formed upon a substrate;
a first suspended optical waveguide section coupled at a first end to the optical waveguide and at a second distal end to a first end of a non-suspended optical waveguide section;
the non-suspended optical waveguide section disposed upon an arm of a first microelectromechanical systems (MEMS) micro-positioner; and
a second suspended waveguide coupled at a first end to a second distal end of the non-suspended optical waveguide section;
the first MEMS micro-positioner comprising a first portion for providing motion of the arm coupled to a first end of the arm; wherein
the optical waveguide structure is continuous from the first suspended optical waveguide section to the second suspended optical waveguide section.

US Pat. No. 10,481,333

ATHERMAL SILICON PHOTONICS WAVELENGTH LOCKER AND METER

MACOM TECHNOLOGY SOLUTION...

1. A wavelength locker, comprising:a first multimode interference (MMI) coupler, at least one input of the first MMI coupler being coupled to a coherent source of light;
a first waveguide having an input coupled to a first output of the first MMI coupler;
a second waveguide having an input coupled to a second output of the first MMI coupler;
a second MMI coupler having a plurality of inputs and a plurality of outputs, a first of the plurality of inputs of the second MMI coupler being coupled to an output of the first waveguide, and a second of the plurality of inputs of the second MMI coupler being coupled to an output of the second waveguide; and
an interference pattern selector configured to:
receive a plurality of signals corresponding, respectively, to light output from the plurality of outputs of the second MMI coupler, the plurality of outputs of the second MMI coupler comprising at least three outputs; and
select a pair of the plurality of outputs of the second MMI coupler based on power levels of individual ones of the plurality of outputs and a predetermined frequency of a telecommunications frequency grid.

US Pat. No. 10,481,332

FREE SPACE VARIABLE OPTICAL ATTENUATOR WITH INTEGRATED INPUT/OUTPUT POWER MONITORS

II-VI Delaware, Inc., Wi...

1. A free space variable optical attenuator with integrated power monitoring comprisinga MEMS-based adjustable position tilt mirror for providing beam steering of an input free space beam to create a beam-steered output free space beam, the degree of steering defined by the adjustable position of the tilt mirror, the input free space beam arriving along an input signal path and the beam-steered output free space beam exiting along an output signal path, the input and output, signal paths terminating along a common plane P of the free space variable optical attenuator;
a single beamsplitter in which both of the input and the beam-steered output free space beams pass therethrough, the single beamsplitter for dividing each of the input and the beam-steered output free space beams into a major portion passing through the single beamsplitter and a minor portion re-directed along an orthogonal monitoring path, the single beamsplitter disposed in optical alignment with the MEMS-based tilt mirror so as to direct the major portion of the beam-steered output free space beam into the output signal path at the common plane P; and
a monitoring arrangement responsive to the minor portions of the input free space beam and the beam-steered output free space beam for measuring input and output power levels to determine the amount of attenuation created by the position of the tilt mirror.

US Pat. No. 10,481,328

OPTICAL PHASED ARRAY WITH INTEGRATED SECONDARY OPTICS

Honeywell International I...

1. An optical phased array, comprising:a substrate layer having a substantially planar surface;
a plurality of emitters on the substantially planar surface of the substrate;
at least one cladding layer over the plurality of emitters;
a plurality of optics components coupled to the at least one cladding layer and located a predetermined distance away from the plurality of emitters, the plurality of optics components in optical communication with the plurality of emitters;
wherein the emitters are configured to emit respective light beams at multiple different angles with respect to the substantially planar surface of the substrate;
wherein a pitch between the light beams after being transmitted through the optical components is substantially reduced compared to the pitch between the light beams emitted at the substrate layer;
wherein the plurality of optics components comprise:
a first set of optics configured for angular correction of light beams emitted from the plurality of emitters, and at least a second optical component separated from the first set of optics, the at least second optical component configured for divergence enhancement of the light beams transmitted from the first set of optics; or
a combined set of optics configured for angular correction of light beams emitted from the plurality of emitters, and for divergence enhancement of the light beams transmitted from the combined set of optics.

US Pat. No. 10,481,327

PHOTODETECTOR SYSTEM INCLUDING A WAVEGUIDE AND A TUNED REFLECTOR

Hewlett Packard Enterpris...

1. A photodetector system comprising:a waveguide photodetector including:
an input to receive an optical signal, the optical signal comprising frequencies within a first frequency band and a second frequency band; and
an output to output an electrical output signal corresponding to the input optical signal;
a reflector coupled to the waveguide photodetector, the reflector to filter frequencies of the second frequency band such that the frequencies of the second frequency band pass through the reflector without being reflected and to reflect the frequencies of the first frequency band such that the frequencies of the first frequency band are reflected back into the waveguide photodetector to generate the electrical output signal; and
a first waveguide coupled to the input and a second waveguide arranged substantially parallel with the first waveguide and coupled to the reflector, such that the input optical signal is to oscillate between the first and second waveguides.

US Pat. No. 10,481,326

PHOTONIC CHIP WITH AN EVANESCENT COUPLING INTERFACE

Cisco Technology, Inc., ...

1. An optical system, comprising:a photonic chip, comprising:
a silicon waveguide,
an active surface layer comprising a first optical component optically coupled to the silicon waveguide, and
an evanescent coupler spaced apart from the silicon waveguide along a direction normal to the active surface layer, wherein the evanescent coupler is optically coupled to the silicon waveguide; and
an external optical device, comprising:
a second optical component,
a spot size converter coupled to the second optical component and overlapping the evanescent coupler, wherein the spot size converter is configured to alter a mode size of optical signals transferred between the evanescent coupler and the spot size converter, and
wherein the photonic chip and the external optical device are bonded together along a coupling interface that is parallel to the active surface layer.

US Pat. No. 10,481,321

CANTED AUGMENTED REALITY DISPLAY FOR IMPROVED ERGONOMICS

Facebook Technologies, LL...

1. A system comprising:a source that generates light for an augmented-reality and/or virtual-reality system;
a waveguide display, the waveguide display comprising:
an input coupler, to in-couple light from the source;
an output coupler, to out-couple light to an eye of a user, wherein the output coupler has a field of view, and the field of view is non-rectangular; and
a waveguide to guide light from the input coupler to the output coupler; and
a frame, wherein:
the frame supports the waveguide display at a wrap angle in relation to a face of the user of the augmented-reality and/or virtual-reality system;
the wrap angle is measured from a flat, vertical plane with a normal of the flat, vertical plane directed to a centerline of the face of the user; and
the wrap angle is non-zero.

US Pat. No. 10,481,318

LED PANEL LIGHT AND FRAME COMPONENT FOR LED PANEL LIGHT

ZOPOISE TECHNOLOGY (ZHUZH...

1. A frame component, comprising:a frame and a moving plate, wherein the frame comprises a bottom portion and an edge portion, the moving plate is movably assembled at the inner side of the edge portion of the frame,
an extrusion space is formed between the opposite faces of the moving plate and the edge portion of the frame, an expansion piece is assembled in the extrusion space, the side face of the moving plate in the face of a light guide plate is provided with a light source assembling area for assembling a light source component, and the moving plate is close to the light guide plate located at the inner side of the moving plate due to an extrusion counterforce of the expansion piece, thereby eliminating the clearance between the light guide plate and the light source.

US Pat. No. 10,481,317

NANOGRATING METHOD AND APPARATUS

Magic Leap, Inc., Planta...

1. A method of manufacturing a waveguide having a combination of a binary grating structure and a blazed grating structure, the method comprising:cutting a substrate off-axis;
depositing a first layer on the substrate;
depositing a resist layer on the first layer, wherein the resist layer includes a pattern;
etching the first layer in the pattern using the resist layer as a mask, wherein the pattern includes a first region and a second region;
removing the resist layer;
coating a first polymer layer in the first region of the pattern;
etching the substrate in the second region of the pattern, creating the binary grating structure in the substrate in the second region;
removing the first polymer layer;
coating a second polymer layer in the second region of the pattern;
etching the substrate in the first region of the pattern, creating the blazed grating structure in the substrate in the first region;
removing the second polymer layer; and
removing the first layer from the substrate.

US Pat. No. 10,481,315

METHOD AND APPARATUS FOR ENCAPSULATING A LIGHT SOURCE

1. A method, comprising:providing a light source embedded in a bulk, the light source comprising at least one light generation element, the bulk having a viewable surface for viewing the light generated from the light source;
forming an obscuring layer on the viewable surface for obscuring said at least one light generation element when light is not generated from the light generation element the obscuring layer comprising a thin layer of a light transmissive adhesive material formed on the viewable surface; and
adhering light obscuring particulate to the light transmissive adhesive material so that the light generation element is obscured when the viewable surface is viewed when light is not generated from the light generation element and when light is generated, a portion of the light generated by the light generation element is transmitted from the viewable surface.

US Pat. No. 10,481,313

IMAGE CAPTURING APPARATUS

SHARP KABUSHIKI KAISHA, ...

1. An image capturing apparatus comprising:an image sensor that includes a pixel provided with a polarizing unit, wherein
the pixel includes a wiring layer that controls an operation of the image sensor,
the polarizing unit includes
a plurality of polarizer layers in each of which a plurality of slits that are arranged at regular intervals in a predetermined direction are formed and
a dielectric layer that is arranged (i) between two adjacent slits among the plurality of slits or (ii) between two adjacent polarizer layers among the plurality of polarizer layers, in a normal direction of each of the plurality of polarizer layers,
each of the plurality of polarizer layers includes a plurality of lattice portions that are arranged at regular intervals in the predetermined direction, and one of the plurality of slits is arranged between two adjacent lattice portions among the plurality of lattice portions in the predetermined direction,
each of the plurality of lattice portions satisfies a relation of w>d,
where the predetermined direction is a width direction and the normal direction is a thickness direction,
a width of each of the plurality of lattice portions is w, and
a thickness of each of the plurality of lattice portions is d, and
a forming material of each of the plurality of polarizer layers and a forming material of the wiring layer are selected from Al, Cu, Au, Ag, Pt, Ti, Sn, In, Ga, Zn, and a compound or alloy that contains at least one of the foregoing.

US Pat. No. 10,481,312

LAMINATE AND IMAGE DISPLAY DEVICE

FUJIFILM Corporation, To...

1. A laminate comprising,a substrate, an inorganic layer, and an organic layer,
wherein the laminate does not further comprise a liquid crystal layer,
wherein the organic layer contains an organic dichroic pigment, and
wherein the substrate, the organic layer, and the inorganic layer are provided in this order.

US Pat. No. 10,481,311

TRANSPARENT FILM, TRANSPARENT SCREEN, IMAGE DISPLAY SYSTEM, AND TRANSPARENT POSTER

FUJIFILM Corporation, To...

1. A transparent film comprising:a support;
a dot array that is formed on one main surface of the support and in which dots obtained by immobilizing a cholesteric liquid crystalline phase are two-dimensionally arranged; and
an overcoat layer that covers the dot array and is laminated on the support,
wherein in a case where, in a cumulative distribution diagram in which a horizontal axis represents an area of the dots, an area of the dots corresponding to a cumulative distribution of 50% is represented by Xs, an area of the dots corresponding to a cumulative distribution of 5% is represented by Ysa, and an area of the dots corresponding to a cumulative distribution of 95% is represented by Ysb, and
in a case where, in a cumulative distribution diagram in which a horizontal axis represents an inter-dot distance as a distance between one dot and another dot that is most adjacent to the dot, an inter-dot distance corresponding to a cumulative distribution of 50% is represented by Xd, an inter-dot distance corresponding to a cumulative distribution of 5% is represented by Yda, and an inter-dot distance corresponding to a cumulative distribution of 95% is represented by Ydb, the dot array satisfies at least one of the following Expression (1), (2), (3), or (4),
Xs×0.85>Ysa  Expression (1),
Xs×1.15 Xd×0.85>Yda  Expression (3), and
Xd×1.15

US Pat. No. 10,481,308

OPTICAL FILM, METHOD FOR MANUFACTURING OPTICAL FILM, AND LIQUID CRYSTAL DISPLAY INCLUDING OPTICAL FILM

LG Display Co., Ltd., Se...

1. An optical film, comprising:a polarizer comprising a polyvinyl alcohol (PVA) core layer;
an ultraviolet (UV) adhesive layer under a bottom surface of the PVA core layer;
a diffusion sheet adhered to a bottom surface of the polarizer, the diffusion sheet comprising:
a first diffusion member comprising a first convex portion, the first diffusion member being adhered to the UV adhesive layer such that the UV adhesive layer is between and directly contacts both of the PVA core layer and the first diffusion member;
a second diffusion member adhered to the first diffusion member, the second diffusion member comprising a second convex portion; and
a first adhesive layer between the first diffusion member and the second diffusion member, the first diffusion member and the second diffusion member being adhered together by the first adhesive layer, the first diffusion member and the second diffusion member contacting the same first adhesive layer; and
a prism sheet adhered to a bottom surface of the diffusion sheet, the prism sheet comprising:
a first prism pattern having a plurality of points at a first height; and
a second prism pattern having a plurality of points at a second height less than the first height, at least one of the plurality of points of the second prism pattern being between at least two of the plurality of points of the first prism pattern.

US Pat. No. 10,481,306

DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME

KABUSHIKI KAISHA TOKAI RI...

1. A display panel, comprising:a base material that transmits light and that is formed in a plate shape;
a groove portion defined in a back surface of the base material and defined corresponding to a display pattern that is displayed on a front surface side of the base material;
a light-blocking film, formed on the back surface where the groove portion is not defined and on a side surface of the groove portion, that blocks light through the back surface;
a light-transmissive region that comprises a region on an upper surface of the groove portion where the light-blocking film is not formed and that transmits light; anda metal film formed in at least the light-transmissive region,wherein the metal film overlies the light-blocking film, and is of such a thickness that it transmits light,
wherein the light-blocking film is configured to reduce an intensity of light transmitted therethrough, and
wherein the light-blocking film is configured to have a light transmittance of not more than 1%.

US Pat. No. 10,481,304

LENS SHEET, METHOD OF FORMING LENS SHEET, AUGMENTED REALITY DEVICE AND SYSTEM

PANASONIC INTELLECTUAL PR...

1. A lens sheet, comprising:an array of lenses,
wherein each lens comprises:
a light redirecting portion, and
a light refracting portion,
wherein the light redirecting portion is configured to receive light of first view image and light of second view image and redirect the light of the first view image and the light of the second view image to the light refracting portion,
wherein the light refracting portion is configured to refract the light of the first view image to a first view region and refract the light of the second view image to a second view region spaced apart from the first view region, and
wherein the first view region is a left eye view region of a driver, and the second view region is a right eye view region of the driver.

US Pat. No. 10,481,303

LENS ARRAY, LENS ARRAY LAMINATE BODY , LENS ARRAY MANUFACTURING METHOD, LENS ARRAY LAMINATE BODY MANUFACTURING METHOD, AND LENS UNIT MANUFACTURING METHOD

Konica Minolta, Inc., To...

1. A lens array comprising:a plurality of lens portions, each having an optical axis;
a support portion integrally connecting the plurality of lens portions in a state of being two-dimensionally aligned;
a reference surface for joining provided at the support portion; and
a convex fitting portion which is not optical and is surrounded by the plurality of lens portions on a side opposite to the reference surface to protrude from the support portion and which is specifically configured for positioning with respect to a non-mold holding device,
wherein the lens array is formed by receiving a droplet of melting glass in a die and performing pressing, and
wherein the reference surface is a plane having a normal vector parallel to each optical axis.

US Pat. No. 10,481,302

APPARATUS FOR COATING LENSES INCLUDING ADVANCED DRYING TECHNIQUES

Jelight Company, Inc., I...

17. A coating apparatus comprising an enclosed area, the coating apparatus comprising:a mechanical arm configured to receive and maintain a lens in a desired orientation;
a loading station comprising a loading platform configured to receive the lens and maintain the lens within the enclosed area;
a washing and drying station configured to wash and dry the lens while the lens is oriented in the desired orientation, wherein the washing and drying station comprises:
a spraying mechanism that directs an upward spray toward a bottom surface of the lens;
a plurality of blower arrangements configured to direct airflow toward the lens after the lens has been coated;
a linear track configured to receive and guide the mechanical arm in a linear path; and
a programmable controller configured to control the mechanical arm to:
collect the lens from the loading station without operator handling of the lens;
move along the linear track between the loading station and the washing and drying station; and
expose the lens to the coating and curing station for a coating procedure and a curing procedure.

US Pat. No. 10,481,300

MIRROR SURFACE DECORATIVE SHEET HAVING CRACK ELONGATION AND SPECIFIED SURFACE ROUGHNESS, AND MIRROR SURFACE DECORATIVE PLATE USING SAME

Dai Nippon Printing Co., ...

1. A mirror surface decorative sheet comprising at least a base sheet and a surface-protecting layer, and having a crack elongation as measured by the following method of 10 to 20%,the base sheet being formed of a polypropylene resin, the base sheet having a thickness of 150 to 500 ?m, the base sheet having a ten-point mean roughness (Rzjis) of a surface that is on the surface-protecting layer side as measured according to JIS B 0601: 2001 of 5 ?m or less,
the surface-protecting layer being a cured product of an ionizing radiation-curable resin composition, the surface-protecting layer having a thickness of 7 to 17 ?m:
Measurement of crack elongation:
a rectangular test sample is prepared according to JIS K 7127 using a decorative sheet, placed in a temperature environment of 70° C., and pulled at an arbitrary elongation using a tensile tester at a tensile rate of 20 mm/min, an 80-mm distance between chucks, and a width of 25 mm; thereafter, the test sample between the chucks is colored with a whiteboard marker, the colored portion is wiped off with cloth, and the degree of elongation at which the color cannot be wiped off due to the occurrence of cracking is determined as a crack elongation.

US Pat. No. 10,481,299

ANTI-REFLECTIVE COATING COMPRISING NANO-FLAKES FOR REDUCING REFLECTION OF LIGHT, AND TOUCH SUBSTRATE AND DISPLAY APPARATUS HAVING THE SAME

BOE TECHNOLOGY GROUP CO.,...

1. A display apparatus, comprising a substrate and an anti-reflective coating on the substrate;wherein the anti-reflective coating comprises a nano-flakes layer comprising a plurality of nano-flakes for reducing reflection of light on a surface of the substrate;
the nano-flakes layer has a first surface distal to the substrate, the first surface comprising a plurality of nano-pores formed by planes of adjacent nano-flakes; and
each of the plurality of nano-pores is configured to reflect at least a portion of incident light multiple times inside the each of the plurality of nano-pores thereby reducing reflection of light on the surface of the substrate;
wherein an average value of angles between the planes of adjacent nano-flakes is in a range of approximately 40 degrees to approximately 90 degrees.

US Pat. No. 10,481,295

COMPACT BODY SCANNER

TEK84 INC., Poway, CA (U...

1. An imaging system comprising:an X-ray source configured to emit an X-ray beam;
an X-ray detector configured to detect the X-ray beam emitted by the X-ray source, the X-ray detector and the X-ray source being joined by a connecting member such that the X-ray detector and the X-ray source remain in geometric alignment for the X-ray detector to receive the X-ray beam during an imaging process; and
a translational mechanism configured to vertically translate the X-ray source and the X-ray detector during the imaging process, such that the X-ray source is translated within a first vertical path having a first height range and the X-ray detector is translated within a second vertical path having a second height range, wherein the second height range exceeds the first height range, wherein the translational mechanism comprises a first cable and a second cable, the first cable attached to the X-ray detector at a first terminus and a first counterweight device at a second terminus, the second cable attached to the X-ray source at a first terminus and a second counterweight device at a second terminus, and wherein the first cable is threaded on a first pulley and the second cable is threaded on a second pulley.

US Pat. No. 10,481,286

MARINE SEISMIC VIBRATOR FOR LOW FREQUENCY AND METHODS OF USE

PGS Geophysical AS, Oslo...

1. A marine seismic vibrator comprising:a shell;
a base plate, wherein the base plate is coupled to the shell;
a driver disposed within the shell;
an inner spring element disposed within the shell, wherein the inner spring element is coupled to the driver;
an outer spring element disposed within the shell, wherein outer ends of the outer spring element are coupled to outer ends of the inner spring element at spring element junctions; and
a back mass disposed on the outer spring element, wherein the inner spring element and the outer spring element are configured to propagate acoustic waves of opposite polarity.

US Pat. No. 10,481,285

SYSTEMS AND METHODS FOR DETERMINATION OF DEPTH OF INTERACTION

General Electric Company,...

1. A radiation detector assembly comprising:a semiconductor detector having a surface;
plural pixelated anodes disposed on the surface, each pixelated anode configured to generate a primary signal responsive to reception of a photon by the pixelated anode and to generate at least one secondary signal responsive to an induced charge caused by reception of a photon by at least one surrounding anode; and
at least one processor operably coupled to the pixelated anodes, the at least one processor configured to:
acquire a primary signal from one of the anodes responsive to reception of a photon by the one of the anodes;
acquire at least one secondary signal from at least one neighboring pixel of the one of the anodes responsive to an induced charge caused by the reception of the photon by the one of the anodes, the at least one secondary signal defining a plot of energy against detector depth, wherein at least a portion of the plot has a negative value; and
determine a depth of interaction in the semiconductor detector for the reception of the photon by the one of the anodes using the negative value of the at least one secondary signal.

US Pat. No. 10,481,282

RADIATION IMAGE CAPTURING APPARATUS

Konica Minolta, Inc., To...

1. A radiation image capturing apparatus that generates a plurality of frame images by consecutively repeating generation of electric charge in a radiation detecting device and reading of image data using a data reading part, the radiation image capturing apparatus comprising:a plurality of radiation detecting devices that are arranged on a substrate to be distributed in a two-dimensional shape and can generate electric charge by receiving radiation;
a voltage applying part that applies a reverse bias voltage to each of the plurality of radiation detecting devices;
the data reading part that reads image data on the basis of electric charge generated by each of the plurality of radiation detecting devices; and
a noise detector that detects a voltage noise of the reverse bias voltage and outputs data on the basis of the voltage noise in accordance with the reading of the image data,
wherein the data reading part includes:
an estimator that estimates an offset component of the noise detector on the basis of data corresponding to a prior frame image output by the noise detector in accordance with reading of image data of the prior frame image of one frame image among the plurality of frame images;
a noise data calculator that calculates noise data on the basis of the data output by the noise detector in accordance with the reading of the image data of the one frame image and the offset component of the noise detector estimated by the estimator on the basis of the data corresponding to the prior frame image output by the noise detector in accordance with the reading of the image data of the prior frame image;
an image correcting part that generates image data after correction by eliminating the noise data calculated by the noise data calculator in accordance with the reading of image data of the one frame image from the image data of the one frame image; and
a hardware processor including:
an offset variation amount calculator that calculates an offset variation amount of the noise detector caused by horizontal crosstalk of the data output by the noise detector by multiplying a sum or an average value of image data of the radiation detecting devices corresponding to each scanning line read by reading circuits of reading ICs by a predetermined coefficient; and
a data correcting part that corrects a plurality of pieces of data corresponding to each scanning line output by the noise detector on the basis of the offset variation amount of the noise detector calculated by the offset variation amount calculator.

US Pat. No. 10,481,279

STAGGERED DETECTOR ARRAY FOR LOCATING RADIOACTIVE SOURCES

1. A detector array for locating a radioactive source, comprising:at least ten slab-shaped detectors configured to detect particles from the radioactive source, each detector being positioned parallel to an aiming plane that runs centrally from the back to the front of the detector array, wherein the detectors are stacked face-to-face and arranged in an alternating sequence of frontward and rearward detectors, and wherein each rearward detector is offset from one or more adjacent frontward detectors by a distance at least equal to the thickness of each of the detectors; and
a processor configured to be communicatively coupled to each detector respectively, and to determine whether a source is present by calculating a sum of detection data from all of the detectors and comparing the sum to a predetermined background value.

US Pat. No. 10,481,277

POSITION CORRECTION OF A VEHICLE BY REFERENCING TO OBJECTS IN THE SURROUNDINGS

CONTINENTAL AUTOMOTIVE GM...

1. A method for correcting a position of a vehicle with a global satellite navigation system (GNSS) for determining the actual position, comprising:determining a first position of the vehicle with the GNSS;
determining a second position of the vehicle by adjusting the first position into a road of a digital map;
identifying at least one object in the surroundings of the vehicle, the position of which can be referenced in the digital map;
determining a real distance between the vehicle and the respective object with a sensor of the vehicle;
calculating a computed distance between the second position and the respective object; and
wherein a corrected position of the vehicle is determined by minimizing the deviation of the computed distance from the real distance.

US Pat. No. 10,481,276

POINT LOCATION METHOD FOR A VEHICLE MOVING ON A CONSTRAINED TRAJECTORY AND ASSOCIATED SYSTEM

THALES, Courbevoie (FR)

1. A point location method for a vehicle moving on a constrained trajectory of known route, said method making it possible to detect the point of passage of the vehicle closest to a predetermined position and being implemented by a location device performing measurements of distance and of speed of the vehicle along the trajectory, and at least one geopositioning receiver receiving positioning signals from at least one satellite of a satellite geopositioning system, and comprising a local time base measuring the current time, synchronized to the time of said satellite geopositioning system, said method comprising:a step Etp0, during which use is made of the information on speed and position of the vehicle on its trajectory, supplied by the location device, to estimate, at the current time, the moment of passage closest to said predetermined position (Tcpa) by taking account of the uncertainties on the time base of the location device;
a step Etp1, during which several possible moments of passage of the vehicle closest to the predetermined position are estimated, said possible moments being located around the estimated moment of passage closest to said predetermined position (Tcpa);
a step Etp2, during which the estimation of the possible positions of the vehicle on the trajectory is performed for each of the possible moments of passage closest to the predetermined position, by taking account of the uncertainties on speed of the vehicle and on position on the trajectory estimated at the current time and extrapolated to the estimated moment of passage of the vehicle closest to the predetermined position (Tcpa), said possible positions being included in a range of positions centred on the predetermined positon;
a step Etp3, during which a prediction is made, for each of said possible positions, as to the form of a set of satellite geopositioning signals corresponding to the set of geopositioning signals expected for this position at the corresponding moment;
a step Etp4, during which, for each possible moment of passage of the vehicle closest to the predetermined position, the spatial match between the expected geopositioning signals and those received by the geopositioning receiver at the current time is tested, by suitable filtering;
the estimated possible position for which the match is maximal being considered as the point of passage closest to the predetermined position and the corresponding current time as the moment of passage closest to the determined position.

US Pat. No. 10,481,275

LONG TERM REPEATABILITY OF DETERMINED POSITION IN GNSS NAVIGATION SYSTEM

1. A method for navigating a moveable object according to signals from satellites, performed by the moveable object using circuitry and one or more processors of the moveable object, the method comprising:receiving satellite navigation signals from a plurality of satellites;
receiving satellite orbit correction information and satellite clock correction information for the plurality of satellites;
determining a preliminary position of the moveable object, using the received satellite navigation signals and the received satellite orbit correction information and satellite clock correction information for the plurality of satellites;
in accordance with the determined preliminary position, identifying a cell of a predefined set of geographical cells, which collectively correspond to a geographic area that includes a plurality of tectonic terrestrial plates, the identified cell corresponding to a geographic region that includes the determined preliminary position, wherein the identified cell is identified by applying a predefined mathematical function to the determined preliminary position, and the predefined set of geographical cells includes more single-plate cells, which each correspond to a geographic region that falls within a single respective tectonic terrestrial plate of the plurality of tectonic terrestrial plates, than multi-plate cells, which each correspond to a geographic region having two or more sub-regions that fall within distinct tectonic terrestrial plates of the plurality of tectonic terrestrial plates;
obtaining, from a database, pre-computed tectonic terrestrial plate position information for the identified cell, the database including tectonic plate information for each cell of the predefined set of geographical cells;
based on the obtained pre-computed tectonic terrestrial plate position information for the identified cell, identifying a tectonic terrestrial plate, of the plurality of tectonic terrestrial plates, corresponding to the determined preliminary position of the moveable object;
based on the identified tectonic terrestrial plate, determining a position correction, the position correction corresponding to the identified tectonic terrestrial plate and a reference epoch; and
generating a corrected position of the moveable object in accordance with the determined preliminary position of the moveable object and the determined position correction.

US Pat. No. 10,481,271

AUTOMOTIVE LIGHTING SYSTEM FOR A VEHICLE

MAGNA ELECTRONICS SOLUTIO...

1. An automotive lighting system for a vehicle, said automotive lighting system comprising:a taillight disposed at a vehicle equipped with an external object detection system;
wherein said taillight comprises a housing that contains a light source operable to illuminate at least rearward of the equipped vehicle;
wherein said external object detection system comprises a LIDAR sensor;
wherein said LIDAR sensor is disposed in said housing of said taillight;
wherein said LIDAR sensor is operable to emit optical signals at least rearward of the equipped vehicle, and wherein optical signals reflected back to said LIDAR sensor are processed by an electronic control unit of said external object detection system;
wherein processing of reflected optical signals by said electronic control unit detects an object present exterior of the equipped vehicle;
wherein processing by said electronic control unit comprises use of 3D imaging techniques to generate a 3D image of the object present exterior of the equipped vehicle; and
wherein, responsive to detection of the object present exterior of the equipped vehicle, brightness of illumination by said light source exterior of the equipped vehicle increases from a first brightness value to a higher second brightness value for enhancing illumination of the detected object.

US Pat. No. 10,481,269

ROTATING COMPACT LIGHT RANGING SYSTEM

Ouster, Inc., San Franci...

1. A light ranging system comprising:a shaft;
a first circuit board assembly that includes a stator assembly comprising a plurality of stator elements arranged about the shaft on a surface of the first circuit board assembly;
a second circuit board assembly rotationally coupled to the shaft, wherein the second circuit board assembly includes a rotor assembly comprising a plurality of rotor elements arranged about the shaft on a surface of the second circuit board assembly such that the plurality of rotor elements are aligned with and spaced apart from the plurality of stator elements;
a light ranging device coupled to rotate with the second circuit board assembly, the light ranging device including a light source configured to transmit light pulses to objects in a surrounding environment, and detector circuitry configured to detect reflected portions of the light pulses that are reflected from the objects in the surrounding environment and to compute ranging data based on the reflected portion of the light pulses; and
a stator driver circuit disposed on either the second or the first circuit board assemblies and configured to provide a drive signal to the plurality of stator elements, thereby imparting an electromagnetic force on the plurality of rotor elements to drive a rotation of the second circuit board assembly about the shaft.

US Pat. No. 10,481,266

MULTI-RANGE THREE-DIMENSIONAL IMAGING SYSTEMS

Cepton Technologies, Inc....

1. A system for performing three-dimensional imaging of a scene, the system comprising:a first lidar sensor having a first optical axis oriented at a first angle toward the scene, the first lidar sensor including:
a first laser source configured to emit a first plurality of laser pulses;
a first emission lens configured to collimate and direct the first plurality of laser pulses at a first plurality of corresponding incidence angles with respect to the first optical axis toward one or more first objects in the scene, wherein the first emission lens has a first focal length so that the first plurality of corresponding incidence angles forms a first angular field of view, and wherein a portion of each of the first plurality of laser pulses is reflected off of the one or more first objects;
a first receiving lens configured to receive and focus the portion of each of the first plurality of laser pulses reflected off of the one or more first objects; and
a first photodetector configured to receive and detect the portion of each of the first plurality of laser pulses focused by the first receiving lens;
a second lidar sensor having a second optical axis oriented at a second angle toward the scene, the second lidar sensor comprising:
a second laser source configured to emit a second plurality of laser pulses;
a second emission lens configured to collimate and direct the second plurality of laser pulses at a second plurality of corresponding incidence angles with respect to the second optical axis toward one or more second objects in the scene, wherein the second emission lens has a second focal length different from the first focal length so that the second plurality of corresponding incidence angles forms a second angular field of view different from the first angular field of view, and wherein a portion of each of the second plurality of laser pulses is reflected off of the one or more second objects;
a second receiving lens configured to receive and focus the portion of each of the second plurality of laser pulses reflected off of the one or more second objects; and
a second photodetector configured to receive and detect the portion of each of the second plurality of laser pulses focused by the second receiving lens; and
a processor including one or more processing units coupled to the first lidar sensor and the second lidar sensor, the processor configured to:
determine a time of flight for each of the first plurality of laser pulses and each of the second plurality of laser pulses from emission to detection; and
construct a three dimensional image of the scene based on the determined time of flight for each of the first plurality of laser pulses and each of the second plurality of laser pulses, the first angle of the first optical axis, the first plurality of incidence angles, the second angle of the second optical axis, and the second plurality of incidence angles.

US Pat. No. 10,481,264

LASER PROCESSING DEVICE AND LASER PROCESSING SYSTEM

FANUC CORPORATION, Yaman...

1. A laser processing device for processing of a work using a processing laser beam, comprising:at least one optical path splitting means that splits the processing laser beam;
a photodetector that detects the intensity of the processing laser beam split by the optical path splitting means, and outputs a detection signal having a signal intensity responsive to the detected intensity together with a time of detection of the intensity;
a signal intensity comparing unit that compares the signal intensities of multiple detection signals each being the detection signal received from the photodetector; and
a detection time comparing unit that compares times of detection of multiple intensities each being the intensity received from the photodetector,
the signal intensity comparing unit measuring a processing quality by comparing the signal intensity of a detection signal received from the photodetector responsive to an incident beam on the work resulting from splitting by the optical path splitting means and the signal intensity of a detection signal received from the photodetector responsive to a reflected beam from the work resulting from splitting by the optical path splitting means,
the detection time comparing unit measuring a distance between the laser processing device and the work by comparing a time of detection of an intensity received from the photodetector responsive to the incident beam and a time of detection of an intensity received from the photodetector responsive to the reflected beam.

US Pat. No. 10,481,263

RANGE FINDING APPARATUS, MOVEABLE APPARATUS, ROBOT, THREE DIMENSIONAL MEASUREMENT APPARATUS, METHOD OF MEASURING THREE DIMENSIONAL INFORMATION, AND STORAGE MEDIUM

RICOH COMPANY, LTD., Tok...

1. A range finding apparatus comprising:a light emitter including a light source and a light source driver, the light source driver to supply a plurality of drive pulses including a first drive pulse having a first pulse width to the light source at a first time period, and a second drive pulse having a second pulse width to the light source at a second time period, the first pulse width and the second pulse width being different with each other, and the first time period and the second time period being different with each other;
a light detector to receive the light emitted from the light emitter and then reflected from an object; and
circuitry to calculate a range to the object based on a time difference between one time point when a pulse light is emitted from the light source and another time point when light reflected from the object is received by the light detector,
wherein when the first pulse width is set smaller than the second pulse width, the first drive pulse is set with a sine wave pattern and the second drive pulse is set with a rectangular wave pattern, and
when the second pulse width is set smaller than the first pulse width, the first drive pulse is set with a rectangular wave pattern and the second drive pulse is set with a sine wave pattern.

US Pat. No. 10,481,262

OPTICAL SENSOR FOR MEASURING DISPLACEMENT OF A HAPTIC PLATE

Facebook Technologies, LL...

1. An optical sensor comprising:a light source configured to illuminate a surface of a haptic plate in which a haptic wave propagates causing displacement of portions of the haptic plate in one or more directions;
a plurality of optical detectors configured to detect light reflected from the surface of the haptic plate, and at least two of the plurality of optical detectors are positioned relative to the light source such that an amount of light received at each of the optical detectors is based at least in part on a direction of displacement of the haptic plate; and
a controller configured to monitor the haptic wave using the detected light.

US Pat. No. 10,481,258

VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD

DENSO CORPORATION, Kariy...

6. A vehicle control apparatus which is applied to a vehicle equipped with a target detection section for detecting at least one target around an own vehicle, the vehicle control apparatus comprising:a memory;
a processor communicable to the memory; and
a set of computer-executable instructions stored on the memory that cause the processor to implement:
performing collision avoidance control with respect to the at least one target on a basis of a result of detection performed by the target detection section;
acquiring, at a predetermined cycle, angle deviation information on angular deviation of the target detection section in a vertical direction, the angle deviation information being calculated on a basis of a detection position where the at least one target has been detected by the target detection section;
calculating an axis deviation angle by performing statistical processing of a history of the angle deviation information acquired after activation of the vehicle control apparatus, the axis deviation angle being an amount of deviation of a mounting angle of the target detection section in the vertical direction; and
until a predetermined initial time period elapses after the activation of the vehicle control apparatus, imposing a limitation on the collision avoidance control which is performed with respect to, among the at least one target detected by the target detection section, a stationary target which is a target corresponding to a stationary object and imposing no limitation on the collision avoidance control which is performed with respect to a target other than the stationary target.

US Pat. No. 10,481,254

RADAR DEVICE AND METHOD FOR DETERMINING TARGETS TO BE FOLLOWED

Panasonic Intellectual Pr...

1. A radar device comprising:radar circuitry which, in operation, transmits a plurality of radar signals, receives the plurality of radar signals, each of the plurality of received radar signals being reflected from a reflection point of a plurality of reflection points on an object of a plurality of objects, and detects, based on the plurality of received radar signals, a plurality of information elements;
a first group detector which, in operation, groups first one or more information elements of the plurality of information elements into one or more first groups in each frame, the one or more first groups including information on one or more first objects of which Doppler speeds fall within a determined range, the one or more first objects being included in the plurality of objects;
a second group detector which, in operation, groups second one or more information elements of the plurality of information elements into one or more second groups in each frame, the one or more second groups including information on one or more second objects of which Doppler speeds fall outside the determined range, the one or more second objects being included in the plurality of objects;
a position calculator which, in operation, calculates first positions in an m-th frame, based on positions of tracked groups in an n-th frame of the first groups and the second groups in the n-th frame, n being an integer of 1 or more, m being an integer satisfying m>n; and
a processor which, in operation, extracts tracked groups in the m-th frame from the first groups and the second groups in the m-th frame using the first positions, wherein
the tracked groups in the m-th frame include the second one or more information elements in the one or more second groups in the m-th frame and the first one or more information elements in the one or more first groups in the m-th frame, the one or more second groups in the n-th frame being designated as the first one or more information elements in the one or more first groups in the m-th frame.

US Pat. No. 10,481,252

SENSOR DEVICE AND LIGHTING DEVICE

Panasonic Intellectual Pr...

1. A sensor device, comprising:a radio wave sensor configured to transmit a radio wave and to receive a reflection wave which is the radio wave reflected off and returning from an object, and to output a sensor signal containing frequency components proportional to a movement speed of the object; and
a signal processor configured to perform signal processing on the sensor signal output from the radio wave sensor and to determine whether or not the object is a sensing target object,
the signal processor including:
a signal converter configured to convert the sensor signal which is a first sensor signal of a time domain into a second sensor signal of a frequency domain,
a recognition processor configured to determine whether or not the object is the sensing target object based on a distribution of signal intensities showing magnitudes of frequency components of the second sensor signal,
an identifier configured to determine whether or not each of the frequency components is a noise component, and
a noise remover configured to remove, from the second sensor signal, at least one of the frequency components which is determined as the noise component by the identifier, and
the identifier comparing a signal intensity of each of the frequency components of the second sensor signal with one or more signal intensities of other frequency components of the second sensor signal, and
when a signal intensity of at least one frequency component of the frequency components is greater than signal intensities of one or more vicinity frequency components which are located in a vicinity of the at least one frequency component by an extent exceeding a threshold range, the identifier determining the at least one frequency component as the noise component.

US Pat. No. 10,481,249

RADAR APPARATUS

DENSO CORPORATION, Kariy...

1. A radar apparatus comprising:a transmitting portion including a plurality of transmitter elements that emits a transmitting signal as a radar wave toward an object;
a receiving portion including a plurality of receiver elements receiving a reflection signal that is a reflection of the transmitting signal by the object; and
an estimation portion,
wherein:
the estimation portion generates a virtual receiving array including virtual receiver elements whose number corresponds to a total number of receiver elements multiplied by a total number of transmitter elements;
the estimation portion divides the virtual receiving array into a plurality of identical sub-arrays;
the estimation portion generates covariance matrix data for each of the sub-arrays based on the reflection signal;
the estimation portion averages the covariance matrix data for each of the sub-arrays to decorrelate a direct reflection signal from the object and multipath reflection signal among the reflection signal and spatially smooths the reflection signal;
the estimation portion resolves the direct reflection signal from the object and the multipath reflection signal based on the result of spatial smoothing of the reflection signal; and
the estimation portion determines the direction of the object based on the direct reflection signal.

US Pat. No. 10,481,244

METHOD FOR CLASSIFYING AN OBJECT IN AN AREA SURROUNDING A MOTOR VEHICLE, DRIVER ASSISTANCE SYSTEM AND MOTOR VEHICLE

Valeo Schalter und Sensor...

1. A method for classifying an object in a surrounding area of a motor vehicle, the method comprising:a) transmission of radar signals into the surrounding area by at least one motor vehicle radar sensor and reception of radar signals reflected from the object;
b) provision of the information obtained from the radar signals as radar data;
c) production of a power spectrum on the basis of at least one distance value and/or speed value and/or intensity value that the radar data contain as information;
d) comparison of at least one spectrum range that the power spectrum contains with an intensity threshold value and selection of the spectrum range as a potential object when the intensity thereof is greater than the intensity threshold value;
e) performance of a further cycle with steps a) to d);
f) identification of the potential object as an actual object on the basis of whether the potential object has been selected both in a first cycle according to steps a) to d) and at least in the second cycle according to step e);
g) comparison of at least one feature of the identified object with reference features of a reference object; and
h) assignment of the object to a class from multiple different classes on the basis of the comparison according to step g),
wherein the at least one feature is an intensity range of the object from the power spectrum,
wherein the intensity range of the object comprises multiple spectrum ranges, and
wherein the intensity range of the object is taken into consideration on the basis of a rectangular detail from the power spectrum.

US Pat. No. 10,481,243

AUTOMATED VEHICLE RADAR SYSTEM WITH SELF-CALIBRATION

APTIV TECHNOLOGIES LIMITE...

1. A radar system comprising:an antenna mounted on a host-vehicle, wherein the antenna is used to broadcast a radar-signal and detect a reflected-signal arising from a reflection of the radar-signal by an object;
a transceiver in communication with the antenna, wherein the transceiver determines a distance, an angle, and a range-rate of the object relative to the antenna based on the radar-signal and the reflected-signal; and
a controller in communication with the transceiver, wherein the controller is configured to
determine a speed of the host-vehicle;
determine that the object is stationary based on the speed, the angle, and the range-rate;
store in a memory a plurality of detections that correspond to multiple instances of the distance, the angle, and the range-rate as the host-vehicle travels by the object;
select an ideal-response of angle versus range-rate based on the speed;
determine, in response to a determination that the object is stationary, a calibration-matrix of the system for a plurality of angles of arrival to the antenna, said calibration-matrix based on a difference between the plurality of detections and the ideal-response; and
adjust an indicated-angle to a subsequent-object in accordance with the calibration-matrix.

US Pat. No. 10,481,241

ASSET TRACKING

Footmarks, Inc., Bellevu...

1. A computer-implemented method comprising:receiving, from a mobile device over a computer network, asset tracking data that includes:
a device identifier (ID) that uniquely identifies a wireless beacon;
global positioning system (GPS) data of the mobile device, the GPS data including:
location data specifying a GPS location; and
accuracy data specifying an accuracy of the GPS location as a distance;
determining, by an asset tracking system, that the distance specified in the accuracy data is less than a threshold distance;
identifying a set of identified sites among a plurality of sites maintained in a data store accessible to the asset tracking system, the set of identified sites being identified as a predetermined number of the plurality of sites that are closest to the GPS location as determined based on respective distances between the GPS location and respective centroid coordinates of the plurality of sites;
determining that a distance between the GPS location and centroid coordinates of a site, among the set of identified sites, is less than or equal to a static radius assigned to the site;
associating the wireless beacon with the site based at least in part on the distance between the GPS location and the centroid coordinates of the site being less than or equal to the static radius assigned to the site; and
storing beacon-to-site association data in the data store based at least in part on the associating the wireless beacon with the site.

US Pat. No. 10,481,238

METHODS AND APPARATUS TO GENERATE SITE HEALTH INFORMATION

Zebra Technologies Corpor...

1. An apparatus configured to generate a hub quality matrix, the apparatus comprising:a processor; and
memory including machine-readable instructions that, when executed, cause the processor to:
generate the hub quality matrix using at least two values of:
a data quality value generated based on location data, the location data generated based on blink data transmitted by tags and received by receivers at a site,
a receiver health value generated based on a receive rate of respective ones of the receivers,
a locate gap value generated based on amounts of time between location estimations, and
a locate rate value generated based on a ratio of a first amount of the location estimations and a second amount of tracked participants at the site; and
output the hub quality matrix.

US Pat. No. 10,481,234

THREE-DIMENSIONAL PRINTING OF PHANTOMS FOR MEDICAL IMAGING

Siemens Healthcare GmbH, ...

1. A method for three-dimensional printing of a medical imaging phantom, the method comprising:receiving, using a database, a selection of an organ phantom from a library of organ phantoms;
three-dimensionally printing, with a three-dimensional printer, the selected organ phantom; and
calibrating a medical imaging system with the three-dimensionally printed organ phantom.

US Pat. No. 10,481,233

EDEMA INVARIANT TRACTOGRAPHY

The Trustees of the Unive...

1. An edema invariant tractography method comprising, with a processor:(i) acquiring data from a patient suspected of having edema using a 3-shell, high angular resolution diffusion imaging sequence, wherein:
the first shell has a b-value of about 300 s/mm2 and a gradient direction of about 15, the second shell has a b-value of about 800 s/mm2 and a gradient direction of about 30, and the third shell has a b-value of about 2000 s/mm2 and a gradient direction of about 64;
(ii) modeling said data using a multi-compartment model; and
(iii) reconstructing fibers through a probabilistic tracking algorithm using a fiber orientation distribution which has streamlines fitted to the output of said probabilistic tracking algorithm,
wherein the method is invariant to the presence of increased free water in the patient and provides fiber tracking in either the presence or absence of free water.

US Pat. No. 10,481,223

SYSTEM WITH A SUBASSEMBLY AND A HOUSING SURROUNDING THE SUBASSEMBLY

Siemens Healthcare GmbH, ...

1. A system comprising:a subassembly;
a housing surrounding said subassembly, said housing comprising at least one housing shell having a fastening element and at least one fastening component;
said at least one fastening component comprising a receiving component that receives the fastening element of said housing shell, and an adjustment component, said receiving component being situated on the fastening component and being movable by said adjustment component in each of three spatial directions, each of the three spatial directions being orthogonal to one another, with said movement of said receiving component by said adjustment component in any one of the three spatial directions being independent of movement of said receiving component by said adjustment component in the other two of said three spatial directions;
said at least one fastening component comprising a base plate fixed on said subassembly, said base plate comprising a slot, and a first adjustment element having a tab that extends at right angles to a primary extent surface of the first adjustment element to engage into the slot included in the base plate, with a position of said tab being adjustable in a direction of a longitudinal extent of said slot, and a first fastening element that fastens said first adjustment element to said base plate;
said adjustment component further comprising a second adjustment element in a second fastening element, wherein in a position of the second adjustment element is adjustable by the second fastening element, the position of the second adjustment element being set in a direction of a longitudinal extent of the second fastening element, and wherein the direction of the longitudinal extent of the second fastening element is aligned at right angles to the direction of longitudinal extent of the slot of the base plate, said first adjustment element having a guide, and wherein the second fastening element is situated movably in the guide of the first adjustment element; and
said adjustment component further comprising a third adjustment element on which said receiving component is situated.

US Pat. No. 10,481,222

FLUID PATH INSERT FOR A CRYOGENIC COOLING SYSTEM

General Electric Company,...

1. A cooling system associated with a dynamic nuclear polarization system, wherein the cooling system is configured to cool a sample to a temperature suitable for dynamic nuclear polarization to be carried out on the sample while the sample is in the cooling system, and wherein the cooling system comprises:a cryogenic chamber comprising a cryogenic fluid;
a sample pot positioned within the cryogenic chamber, the sample pot being at least partially surrounded by the cryogenic fluid;
a removable sample sleeve inserted into the sample pot such that a lower portion of the removable sample sleeve is positioned in the sample port and an upper portion of the removable sample sleeve protrudes out of the sample pot, and wherein the removable sample sleeve is configured to define a sample path for the sample within the cryogenic chamber that is isolated from other parts of the cooling system.

US Pat. No. 10,481,220

CIRCULAR VERTICAL HALL (CVH) SENSING ELEMENT WITH SIGNAL PROCESSING AND ARCTANGENT FUNCTION

Allegro MicroSystems, LLC...

1. A magnetic field sensor, comprising:a circular vertical Hall (CVH) sensing element to produce an analog signal representing an external magnetic field;
an analog-to-digital converter coupled to receive the analog signal and produce a digital signal;
a quadrature modulator circuit coupled to the digital signal and operable to generate a plurality of quadrature modulated signals comprising a first modulated signal and a second modulated signal, wherein the quadrature modulator circuit comprises:
a first modulator to modulate the digital signal by applying a cosine signal to the digital signal to generate the first modulated signal, wherein the cosine signal is associated with a frequency associated with a duty cycle of the CVH sensing element;
a second modulator to modulate the signal by applying a sine signal to the digital signal to generate the second modulated signal, wherein the sine signal is associated with the frequency associated with the duty cycle of the CVH sensing element; and
a processor stage coupled to use signals representative of the plurality of quadrature modulated signals and operable to perform an arctangent calculation to determine an estimated angle of the external magnetic field,
wherein the processor stage comprises a circuit to perform a Coordinate Rotation Digital Computer (CORDIC) algorithm to perform the arctangent calculation on the first modulated signal and the second modulated signal to determine the estimated angle of the external magnetic field.

US Pat. No. 10,481,219

MAGNETIC FIELD SENSOR WITH FEEDBACK LOOP FOR TEST SIGNAL PROCESSING

Allegro MicroSystems, LLC...

1. A sensor circuit comprising:at least one magnetic field sensing element to generate a magnetic field signal representing a magnetic field to be measured;
a test signal generator circuit configured to generate a test signal and combine the test signal with the magnetic field signal to generate a combined signal;
a signal path for processing the combined signal, the signal path comprising:
an amplifier circuit to amplify the combined signal;
an analog-to-digital converter (ADC) to convert the combined signal to a digital combined signal;
a feedback circuit coupled to receive the digital signal and extract the test signal; and
a test comparator circuit to compare the extracted test signal to a reference signal.

US Pat. No. 10,481,218

PROVIDING INFORMATION ABOUT A TARGET OBJECT IN A FORMATTED OUTPUT SIGNAL

Allegro MicroSystems, LLC...

1. An integrated circuit (IC) comprising:a sensor comprising a processor configured to:
provide speed information of a target object in response to a speed of the target object being greater than a first predetermined value;
provide the speed information and direction information of the target object in response to the speed being below the first predetermined value;
monitor for a diagnostic fault;
provide a diagnostic flag and information bits in response to the diagnostic fault being detected;
monitor for a critical fault; and
provide the information bits in response to the critical fault being detected and in response to the sensor recovering from the critical fault,
wherein the processor configured to provide the diagnostic flag and the information bits in response to the diagnostic fault being detected comprises the processor configured to finish providing the speed information before providing the diagnostic flag and the information bits in response to the diagnostic fault occurring during transmission of the speed information.

US Pat. No. 10,481,214

BATTERY TEMPERATURE DETECTION

Infineon Technologies AG,...

1. A method comprising:driving an alternating input current with a first frequency into a battery, the first frequency having a first predetermined value, and detecting a first imaginary part of an impedance of the battery at the first frequency;
driving the alternating input current with a second frequency into the battery, the second frequency having a second predetermined value different from the first predetermined value of the first frequency, and detecting a second imaginary part of the impedance of the battery at the second frequency; and
calculating, by a control and calculation circuit, an intercept frequency at which a third imaginary part of the impedance of the battery at the intercept frequency equals a predefined value at least based on the first imaginary part of the impedance of the battery at the first frequency and the second imaginary part of the impedance of the battery at the second frequency.

US Pat. No. 10,481,212

SECONDARY BATTERY STATUS ESTIMATION DEVICE AND STATUS ESTIMATION METHOD

Panasonic Intellectual Pr...

1. A secondary battery status estimation device comprising:a sensor unit configured to detect a terminal voltage and a charge-discharge current of a secondary battery; and
an internal resistance calculator configured to calculate a direct current internal resistance of the secondary battery based on the terminal voltage and the charge-discharge current detected by the sensor unit,
wherein:
the internal resistance calculator calculates the direct current internal resistance based on the terminal voltage and the charge-discharge current that have been detected by the sensor unit, in a stable period and in a high-current output period,
the stable period is before starting a driving source for driving a vehicle and the terminal voltage and the charge-discharge current of the secondary battery fall within a predetermined fluctuation range in the stable period,
when starting the driving source, electric power for starting the driving source is output from the secondary battery and the terminal voltage of the secondary battery is brought to substantially minimum in the high-current output period,
the secondary battery supplies electric power for switching a relay between open and close, the relay capable of supplying electric power to a starter motor of the vehicle, and
the stable period is a latter half period of a period in which a current for switching the relay is output from the secondary battery so as to allow the electric power to be supplied to the starter motor.

US Pat. No. 10,481,207

SWITCHING AMPLIFIER AND METHOD FOR ESTIMATING REMAINING LIFETIME OF A SWITCHING AMPLIFIER

General Electric Company,...

1. A switching amplifier, comprising:a power device for powering a load and comprised of a plurality of switches, wherein each of the plurality of switches is coupled in parallel with a diode; and
a processing device configured to:
calculate a switch junction temperature for a bonding wire in each switch based at least in part on a power loss of the switch;
generate a first accumulated fatigue damage of the bonding wire in each switch based on the switch junction temperature;
calculate a case temperature for a solder layer in each switch based at least in part on an average value of the power loss of the switch and a power loss of the corresponding diode;
generate an accumulated fatigue damage of the solder layer in each switch based on the case temperature; and
generate an estimated remaining lifetime of the switching amplifier based on at least one of the first accumulated fatigue damages of the bonding wires in each of the plurality of switches and the accumulated fatigue damages of the solder layers in each of the plurality of switches.

US Pat. No. 10,481,201

MULTI-TURRET HANDLER

WINBOND ELECTRONICS CORP....

1. A multi-turret handler, adapted to test a plurality of electronic elements, comprising:a main turret, comprising a plurality of pickers; and
a test turret, comprising:
a plurality of movable brackets; and
a test unit, comprising a plurality of lead pushers and a plurality of sockets, wherein the movable brackets are moveable between a first position and a second position, when the movable bracket is in the first position, the pickers respectively pick and place the electronic elements on the movable brackets, and when the movable brackets are in the second position, the movable brackets correspond to the sockets, and the lead pushers are respectively inserted into the movable brackets and the sockets to test the electronic elements,
wherein the test turret further comprises a controller, the sockets are coupled to the controller, and the controller tests the electronic elements via the sockets, and
wherein the test turret further comprises a transmission plate, and the moveable brackets are disposed on and rotated with the transmission plate.

US Pat. No. 10,481,197

CIRCUIT BOARD TESTING DEVICE AND CHASSIS FOR SAME

NANNING FUGUI PRECISION I...

1. A circuit board testing device comprising:a control unit;
at least one testing unit; and
a chassis comprising:
a bottom frame;
a plug member slidably mounted to the bottom frame;
a side frame connected to an edge of the bottom frame; and
a back plate comprising at least two symmetrical installation parts;
wherein the back plate is fixed to the side frame, the testing unit is installed to the chassis through the at least two symmetrical installation parts;
wherein each of the bottom frame and the side frame is a rectangular frame defined by supporting poles, each of the two opposite ends of the plug member are slidably connected to each of the two parallel supporting poles of the bottom frame;
wherein each of the supporting poles is rectangular shaped, each of the supporting poles comprises two opposite end surfaces and four side surfaces connected between the two opposite end surfaces, each of the four side surfaces defines a clamping slot, two opposite ends of the plug member are respectively and slidably connected to a clamping slot of two parallel supporting poles of the bottom frame;
wherein the plug member comprises:
a sliding bar comprising two clamping parts on two opposite ends of the sliding bar; and
a connector detachably connected to the sliding bar;
the two opposite ends of the sliding bar are respectively and slidably connected to a clamping slot of the two parallel supporting poles of the bottom frame through the two clamping parts.

US Pat. No. 10,481,196

IMAGE SENSOR WITH TEST REGION

SK hynix Inc., Gyeonggi-...

1. An image sensor, comprising:a pixel array; and
a test region adjacent to the pixel array, wherein each of the pixel array and the test region comprises a plurality of pixels, and
each of the pixels in the test region comprises:
a substrate including a photoelectric conversion element; and
a transparent layer formed over the substrate and having an inclined planar surface.

US Pat. No. 10,481,195

DISTRIBUTED IOT BASED SENSOR ANALYTICS FOR POWER LINE DIAGNOSIS

MachineSense, LLC, Balti...

1. A method of predicting electrical line issues, the method comprising:a) collecting through a processor, data associated with at least one electrical line reading from one or more sensors capable of local computation of time series data of electrical sensors transmitted over a communication network;
i) wherein the data collected is over a finite time period and transmitted to a machine learning engine, and
ii) wherein the machine learning engine is associated with a computer database hosting real time and historical data;
b) visualizing, through a processor, at least one electrical line issue based on an analysis through a big data engine;
c) determining the at least one electrical line issue based on one or more computations;
d) indicating the at least one electrical line issue through a user interface dynamic; and,
e) setting an alarm, through a processor, for the at least one electrical line issue;
wherein a computation engine enables the one or more computations;
wherein the alarm is set through at least one of a rule based engine and multi-classification machine learning engine;
wherein the user interface dynamic is a predictive maintenance circular gauge; and
wherein the electrical line issue includes at least one of swell, surge, harmonics, sag and flickering.

US Pat. No. 10,481,193

PROGRAMMABLE LOAD TRANSIENT CIRCUIT

TEXAS INSTRUMENTS INCORPO...

1. A programmable load transient circuit (PLTC), comprising:a switchable power device providing a voltage controlled current source adapted to couple to an output of a device under test (DUT) to a non-control node of said switchable power device, said switchable power device in series with a current sense device that is connected to ground;
a feedback loop between said current sense device and a control node of said switchable power device, said feedback loop including:
an integrator comprising an amplifier coupled to receive a signal that is a function of an average load current (IDavg) supplied by said DUT from said current sense device, said amplifier adapted to receive a reference voltage (Vref) and to provide an output drive voltage,
wherein an output of said amplifier is coupled to a first input of a level shifter to provide said output drive voltage, wherein said level shifter is adapted to also receive a pulse signal or DC level from a pulse signal or DC source at its second input,
said level shifter providing an output waveform or a DC voltage to said control node of said switchable power device that is a function of said IDavg.

US Pat. No. 10,481,192

MULTIPLE-PIN-INJECTION FOR LIGHTNING TEST

BAE Systems Controls Inc....

1. A system for performing a lightning multiple pin injection test on an equipment under test (EUT), comprising:a signal generator configured to generate a source signal; and
a plurality of impedance-balancing elements configured to receive the source signal and generate test input signals based on the source signal;
wherein impedances of the impedance-balancing elements are independent of load impedance characteristics of the EUT,
wherein the impedance-balancing elements have first and second ends,
wherein the respective first ends of the impedance-balancing elements are commonly connected to an output node of the signal generator,
wherein the test input signals are output through the respective second ends of the impedance-balancing elements and are injected to corresponding pins of the EUT, respectively, when the test on the EUT begins, and
wherein the respective impedances of the impedance-balancing elements are configured such that each of the test input signals meets test signal requirements defined in a test scenario.

US Pat. No. 10,481,188

SYSTEM AND METHOD FOR NON-CONTACT MEASUREMENT OF OPTOELECTRONIC PROPERTIES OF THIN FILM

Korea Institute of Scienc...

1. A system for non-contact measurement of an optoelectronic property, the system comprising:a sensing device configured to amplify an electromagnetic wave having a specific frequency, the sensing device including
a substrate, and
a film disposed on the substrate, wherein the film comprises a patterned rectangular slot engraved in the film or a patterned rectangular structure embossed on the film to amplify the electromagnetic wave having the specific frequency, wherein material characteristic of the substrate is different from material characteristic of the film;
a thin film disposed over the sensing device to measure an optoelectronic property of the thin film; and
an optoelectronic property measuring server configured to extract a physical property of the thin film based on the optoelectronic property of the thin film obtained in response to detection of amplification of the electromagnetic wave amplified by the sensing device passes through the thin film.

US Pat. No. 10,481,181

SYSTEMS AND METHODS FOR CURRENT SENSING

Allegro MicroSystems, LLC...

1. A current sensor for sensing a magnetic field generated by a current through an external conductor comprising:a lead frame having a first surface and a second, opposing surface, the lead frame comprising a plurality of leads;
one or more substrates attached to the lead frame;
a plurality of magnetic field sensing elements supported by the one or more substrates, wherein at least one first magnetic field sensing element of the plurality of magnetic field sensing elements is spaced from at least one second magnetic field sensing element of the plurality of magnetic field sensing elements, wherein the at least one first magnetic field sensing element and the at least one second magnetic field sensing element are orientated to sense the magnetic field in the same direction, wherein the at least one first magnetic field sensing element is configured to generate a first magnetic field signal indicative of a first distance between the at least one first magnetic field sensing element and an edge of the conductor and wherein the at least one second magnetic field sensing element is configured to generate a second magnetic field signal indicative of a second distance between the at least one second magnetic field sensing element and the edge of the conductor, wherein the first distance and the second distance are different distances; and
a circuit responsive to the first magnetic field signal and to the second magnetic field signal and configured to generate a difference signal indicative of a difference between the first magnetic field signal and the second magnetic field signal, wherein the difference is indicative of the current carried by the conductor.

US Pat. No. 10,481,179

AUTOMATIC FREQUENCY PRESCALER

Tektronix, Inc., Beavert...

1. A test and measurement instrument, comprising:an input port configured to receive an input signal;
a comparator configured to determine whether an event has occurred in an input signal and generate an event signal when the event occurs in the input signal;
one or more divider circuits employing a plurality of divide ratios such that each divide ratio scales the event signal indicating events in the input signal by a predetermined integer value;
a control system configured to:
iteratively determine an estimated signal frequency of the event signal, and
automatically select a divide ratio for the event signal based on the estimated signal frequency; and
a frequency range counter configured to determine a number of trigger events in the event signal and output a frequency of the event signal based on the determined number of trigger events,
wherein the frequency range counter is further configured to forward the count to the control system, wherein the control system is further configured to determine an elapsed time result based on the counted number of trigger events, and wherein the control system determines the estimated signal frequency based on the determined elapsed time result.

US Pat. No. 10,481,177

WAFER INSPECTION METHOD

Tokyo Seimitsu Co. LTD., ...

1. A wafer inspection method which simultaneously brings a plurality of probes disposed on a probe card into contact with a plurality of pads being on chips on a wafer to perform an electrical inspection, comprising:a chuck step of holding the wafer with a wafer chuck and heating the wafer to an inspection temperature;
a first position recognition step of recognizing all the positions of the pads on the basis of pad information of one arbitrary chip being in the wafer while thermal deformation is progressing;
a second position recognition step of re-recognizing the position of at least one but less than all of the pads to recognize positional shifts of the pads occurring due to thermal expansion caused by heat of the wafer chuck before electrical inspection is performed; and
a correction step of updating position information of the pads recognized in the second position recognition step on the basis of the positions of the pads in the first position recognition step to correct contact positions with respect to the probes.

US Pat. No. 10,481,169

DIAGNOSTIC METHOD AND BIOMARKER FOR LIFESTYLE DISEASE

TOYOTA JIDOSHA KABUSHIKI ...

1. A method for diagnosing a lifestyle disease comprising:preparing a measurement result of a concentration of a fatty acid amide obtained from a healthy subject;
collecting a biological sample from a subject;
measuring a concentration of the fatty acid amide contained in the biological sample; and
determining whether the subject suffers from a lifestyle disease or a lifestyle disease has progressed when a measured value of the concentration of the fatty acid amide obtained from the subject is lower than the measurement result obtained from the healthy subject.

US Pat. No. 10,481,163

MASS SPECTROMETRY METHOD USING MIXED MATRIX

SHIMADZU CORPORATION, Ky...

1. A MALDI mass spectrometry method for analyzing a sample using as a mixed matrix,2,4,6-trihydroxyalkylphenone represented by the following general formula (I):
wherein R represents an alkyl group having 3 to 12 carbon atoms, anda matrix (II) for mass spectrometry that is more hydrophilic than 2,4,6-trihydroxyalkylphenone represented by the formula (I) wherein R is an alkyl group having 3 carbon atoms.

US Pat. No. 10,481,161

REAGENTS FOR DIRECTED BIOMARKER SIGNAL AMPLIFICATION

SIRIGEN II LIMITED, Oxfo...

1. A water-soluble conjugated polymer having the structure of the formula:wherein:Ar is an aryl or heteroaryl unit substituted with a non-ionic side group capable of imparting solubility in water;
MU is a polymer modifying unit or band gap modifying unit that is evenly or randomly distributed along the polymer main chain and is optionally substituted with one or more optionally substituted substituents selected from halogen, hydroxyl, C1-C12 alkyl, C2-C12 alkene, C2-C12 alkyne, C3-C12 cycloalkyl, C1-C12 haloalkyl, C1-C12 alkoxy, C2-C18 (hetero)aryloxy, C2-C18 (hetero)arylamino, a C2-C18 (hetero)aryl group and (CH2)x?(OCH2CH2)y?OCH3 where x? is independently an integer from 0-20 and y? is independently an integer from 0 to 50;
optional linkers L1 and L2 are each independently an aryl or a heteroaryl group evenly or randomly distributed along the polymer main chain and are substituted with one or more pendant chains terminated with: i) a functional group selected from amine, carbamate, carboxylic acid, carboxylate, maleimide, activated ester, N-hydroxysuccinimidyl, hydrazine, hydrazide, hydrazone, azide, alkyne, aldehyde, thiol, and protected groups thereof for conjugation to a molecule or biomolecule; or ii) a conjugated organic dye or biomolecule;
G1 and G2 are each independently selected from hydrogen, halogen, alkyne, optionally substituted aryl, optionally substituted heteroaryl, halogen substituted aryl, boronic acid substituted aryl, boronic ester substituted aryl, boronic ester, boronic acid, optionally substituted fluorene and aryl or heteroaryl substituted with one or more pendant chains terminated with: i) a functional group selected from amine, carbamate, carboxylic acid, carboxylate, maleimide, activated esters, N-hydroxysuccinimidyl, hydrazine, hydrazide, hydrazone, azide, alkyne, aldehyde, thiol, and protected groups thereof for conjugation to a molecule or biomolecule; or ii) a conjugated organic dye or biomolecule;
wherein:
n is the number of repeat units and is an integer selected so that the water-soluble conjugated polymer has a molecular weight ranging from 10,000 g/mol to 100,000 g/mol;
the polymer comprises at least 1 functional group selected from amine, carbamate, carboxylic acid, carboxylate, maleimide, activated ester, N-hydroxysuccinimidyl, hydrazines, hydrazide, hydrazone, azide, alkyne, aldehyde, and thiol within G1, G2, L1 or L2, or a conjugated organic dye or biomolecule; and
a, b, c and d define the mol % of each unit within the structure which each can be evenly or randomly repeated and where a is a mol % from 10 to 100%, b is a mol % from 0 to 90%, and each c and d are mol % from 0 to 25%.

US Pat. No. 10,481,157

OPTICAL RESONATOR DIAGNOSTIC DEVICE AND METHODS OF USE

CALIFORNIA INSTITUTE OF T...

1. A diagnostic device fabricated in silicon, the diagnostic device comprising:an array of optical resonators, wherein at least one optical resonator of the array of optical resonators comprises an immunoassay site;
an optical waveguide configured for coupling coherent light into one or more optical resonators in the array of optical resonators; and
at least one detector optically coupled to the at least one optical resonator and configured to detect: a) a first resonant wavelength generated by the at least one optical resonator, and b) a second resonant wavelength generated by the at least one optical resonator upon undergoing a change in refractive index by binding of at least one molecule to the immunoassay site,
wherein each optical resonator comprises a substantially circular hole on a surface of the optical waveguide.

US Pat. No. 10,481,154

BIOMARKER DETECTION AND SELF-SEPARATION OF SERUM DURING CAPILLARY FLOW

New Jersey Institute of T...

1. A method of using a biomarker detection and serum self-separation device, comprising:providing a single micro biochip having a molecular imprinted polymer (MIP) that is used as an artificial antibody to sense an antigen/antibody (AG/AB) interaction, wherein the MIP is disposed unto an interdigitated electrode that is part of a nano circuit on the biochip, and the biochip is a self-evaluation device that functions by itself without any aid of external devices;
placing a biofluid sample containing an antigen on the biochip;
detecting the AG/AB interaction of a biomarker with the MIP using an electrical signal output with a hybrid method utilizing at least a variation of capacitance charge;
diagnosing a disease in the biofluid sample; and
determining a severity of the disease is sensed depending on intensity of the signal output.

US Pat. No. 10,481,141

LEVERAGING AIR/WATER CURRENT VARIABILITY FOR SENSOR NETWORK VERIFICATION AND SOURCE LOCALIZATION

INTERNATIONAL BUSINESS MA...

1. A method for measuring pollution comprising:providing a plurality of analyte sensors arranged a sensing area;
positioning at least one current sensor in the sensing area;
validating operation of at least one of said analyte sensors with said at least one current sensor, wherein when said current sensor measures a current rate above a background current rate said at least one of said analyte sensors in said corresponding to said current sensor measuring said current rate above the background current can not sense accurate pollutant measurements; and
localizing a pollution source using a pollution source locator including a dispersion model and at least one hardware processor to interpolate a location of a pollution source from variations in current measured from the current sensors and measurements of pollutants from the analyte sensors.

US Pat. No. 10,481,140

METHOD AND APPARATUS FOR CALIBRATING PARTICULATE MATTER MEASUREMENT VALUE

Beijing Xiaomi Mobile Sof...

1. A method for calibrating a particulate matter measurement value, comprising:obtaining a current particulate matter measurement value and obtaining a current temperature-humidity parameter associated with the current particulate matter measurement value;
obtaining a particulate matter measurement deviation value corresponding to the current temperature-humidity parameter from pre-stored particulate matter measurement deviation values corresponding to various temperature-humidity parameters using the current temperature-humidity parameter, wherein the particulate matter measurement deviation value is obtained using a standard particulate matter variation curve corresponding to a standard temperature-humidity parameter, and the standard particulate matter variation curve is obtained by blowing dusts into an experiment box; and
calibrating the current particulate matter measurement value according to the particulate matter measurement deviation value corresponding to the current temperature-humidity parameter; and
wherein obtaining the current temperature-humidity parameter comprises:
obtaining current position information;
transmitting the current position information to a target device, wherein the target device is configured to obtain the current temperature-humidity parameter according to the current position information; and
receiving the current temperature-humidity parameter sent from the target device.

US Pat. No. 10,481,139

DMD BASED UV ABSORPTION DETECTOR FOR LIQUID CHROMATOGRAPHY

WATERS TECHNOLOGIES CORPO...

1. A detector for liquid chromatography comprising:a light delivery system comprising a light source that emits light having a plurality of wavelengths; and
a wavelength selection module optically coupled to the light delivery system, the wavelength selection module comprising:
a digital micro-mirror device configurable as a variable slit and having a plurality of micro-mirrors each controllable to direct light along a first optical path to a beam dump or to direct light along a second optical path, wherein dimensions of the variable slit are determined by the micro-mirrors directing light along the second optical path; and
a spectrally dispersive optical element to receive light and provide diffracted light having a linear dispersion of the wavelengths.

US Pat. No. 10,481,138

CHROMATOGRAM DATA PROCESSING DEVICE AND PROCESSING METHOD

SHIMADZU CORPORATION, Ky...

1. A system, comprising:a chromatograph including a column that separates components of a target sample and a detector that detects the separated components;
a chromatogram data processing device configured to process three-dimensional chromatogram data collected on the detected separated components of the target sample in which dimensions are made up of time, wavelength, and absorbance, and generate an absorbance spectrum representing a relation of the wavelength and the absorbance;
a display configured to display a window of the absorbance spectrum;
an operating unit configured to receive a wavelength designated on the absorbance spectrum displayed by an operator,
wherein the chromatogram data processing device is configured to act as:
a computing unit configured to calculate a specific wavelength closest to the wavelength designated by the operator, the specific wavelength being either one of a local maximum absorption wavelength and a local minimum absorption wavelength of the target sample at which a differential coefficient reaches zero on the absorbance spectrum;
a differential chromatogram generating unit configured to calculate a differential coefficient at the specific wavelength of the absorbance spectrum obtained at each time and configured to generate a differential spectrum at each time that represents a change in the differential coefficient at the specific wavelength; and
a determination unit configured to determine whether or not one or plural other components are included a peak of a target component, based on the change in the differential coefficient at each time, and whether or not the target sample includes impurities.

US Pat. No. 10,481,137

CHROMATOGRAPHIC SYSTEM TEMPERATURE CONTROL SYSTEM

Valco Instruments Company...

1. A chromatographic temperature control system, comprising:a processor, a first electrically-controlled heating element output, a second electrically-controlled heating element output, a first temperature sensor input, and a second temperature sensor input;
the processor adapted to receive a first temperature sensor signal at the first temperature sensor input and to construct a first actual time-temperature profile;
the processor adapted to receive a second temperature sensor signal at the second temperature sensor input and to construct a second actual time-temperature profile;
the processor adapted to receive a first time-temperature profile for a first chromatographic component;
the processor adapted to receive a second time-temperature profile for a second chromatographic component selected from the group of the first time-temperature profile and a first actual time-temperature profile of the first chromatographic component;
the processor having a first power supply control for controlling a first output from a power supply to the first electrically-controlled heating element output;
the processor having a second power supply control for controlling a second output from the power supply to the second electrically-controlled heating element output;
the processor adapted to alter the first output from the power supply so the first actual time-temperature profile approaches the first time-temperature profile; and
the processor adapted to alter the second output from the power supply so the second actual time-temperature profile approaches the second time-temperature profile.

US Pat. No. 10,481,135

SEPARATION DEVICES AND SENSORS INCLUDING TWO DIMENSIONAL MATERIALS THAT CHANGE PROPERTIES WHEN EXPOSED TO COMPONENTS SEPARATED FROM A SAMPLE

HOWARD UNIVERSITY, Washi...

1. A detection and separation device configured to separate and detect multiple individual components in a sample, the device comprising:a separation device having at least one inlet configured to receive the sample and at least one outlet configured to permit outflow of the multiple individual components of the sample from the separation device; and
at least one detector comprising at least one sensor configured to detect volatilized components of the sample when the sensor is exposed to an individual component received from the separation device, the sensor including at least one material selected from the group consisting of a two dimensional material, a substantially two dimensional material, and combinations thereof, the sensor having one or more channels formed in the at least one material, the sensor configured to sense a property which changes at least 3% when the at least one material is exposed to a component forming not more than about one pico gram of the sample, and the sensor configured to sense a property which changes at least 3% when the at least one material is exposed to a component forming not more than about 3 ppb of the sample.

US Pat. No. 10,481,132

SYSTEM AND METHOD FOR INSPECTING FLANGE CONNECTIONS

General Electric Company,...

1. A probe assembly configured to inspect components of an assembled flange connection when the probe assembly is disposed within a bore of the components, the probe assembly comprising:a shaft configured to be aligned with an axis of the assembled flange connection;
a phased array of one or more ultrasound probes coupled to the shaft, wherein each of the one or more ultrasound probes are configured to interface with an interior surface of the bore of the components, to emit ultrasound signals into the components, and to receive ultrasound signals from the components;
one or more encoders coupled to the shaft and configured to determine a position of the phased array of one or more ultrasound probes relative to a reference point of the assembled flange connection during an inspection of the components of the assembled flange connection; and
a first control coupled to the shaft, wherein the first control is configured to control movement of the phased array of one or more ultrasound probes in an axial direction along the axis of the assembled flange connection.

US Pat. No. 10,481,130

AIRCRAFT HEALTH AND USAGE MONITORING SYSTEM AND TRIGGERING METHOD

SAFRAN LANDING SYSTEMS UK...

1. An aircraft health and usage monitoring system (HUMS) comprising:one or more monitoring sensors arranged to be coupled to an aircraft subassembly to monitor the health of one or more parts of the subassembly; and
a trigger subsystem comprising:
a sound transducer arranged to capture sounds propagating through a fluid medium distinct from the aircraft subassembly; and
a processor, the processor being coupled to the sound transducer to extract sound information from sound signals generated by the sound transducer and being coupled to the monitoring sensors to provide control commands to the monitoring sensors, the processor being configured to:
provide a first control command to the monitoring sensors in response to a first criteria having been met, the first criteria comprising registering first sound information;
wherein the first control command is an activation command which causes the monitoring sensors to activate from a completely non-operational state to start monitoring the condition of the subassembly; and
wherein the first sound information comprises a sound signature or frequency spectra of a first one of the following aircraft events: landing gear bay door(s) opening or closing; landing gear up-lock or down-lock engaging; aircraft touchdown; aircraft taxiing; aircraft coming to rest; aircraft engines on or off; towing vehicle maneuvering; aircraft take-off; and landing gear retracted.

US Pat. No. 10,481,128

MASS SPECTROMETER AND BIOLOGICAL SAMPLE ANALYSIS METHOD USING SAID MASS SPECTROMETER

SHIMADZU CORPORATION, Ky...

1. A mass analysis device which comprises, as an ion source, a conductive probe, a high voltage generation unit which applies a high voltage to said probe, and a displacement unit which causes at least one of either said probe, which is arranged extending in the vertical direction, or a sample arranged below the probe, to move vertically so as to cause the sample to adhere to the tip of said probe, wherein components in the sample are ionized under atmospheric pressure utilizing the electrospray phenomenon, by applying a high voltage to said probe by means of said high voltage generation unit after a portion of the sample has been caused to adhere to the tip of said probe by means of said displacement unit,the mass analysis device being characterized in that it comprises a solvent supply unit which is arranged at a position which is above the sample and through which the tip of said probe passes when at least one of either the probe or the sample is moved by said displacement unit, said solvent supply unit comprising:
a) a container unit which holds solvent inside and which has an aperture in its top surface and bottom surface, through which said probe can be inserted in the direction of its extension, and has a liquid-impervious first membrane member provided so as to occlude the aperture in the bottom surface; and
b) a second liquid-impervious membrane member which is provided on the outside of said container unit at a predetermined gap from said first membrane member and whereof the bottom surface contacts the top surface of the sample when the solvent supply unit is arranged over the sample.

US Pat. No. 10,481,127

APPARATUS FOR, SYSTEM FOR AND METHODS OF MAINTAINING SENSOR ACCURACY

Ecolab USA Inc., Saint P...

1. A method comprising:contacting an industrial water stream at an industrial water stream pressure with a plurality of surfaces utilized for measuring a plurality of parameters of an industrial water in an industrial water system;
isolating a first subset of the surfaces from the industrial water stream while a second subset of the surfaces maintains contact with the industrial water stream;
cleaning at least one surface of the first subset of surfaces while the second subset of surfaces maintains contact with the industrial water stream; and
restoring contact of the industrial water stream with the first subset of surfaces;
wherein the first subset of the surfaces comprises at least one of a wetted surface of a pH sensor, a wetted surface of an oxidation-reduction potential sensor, and a wetted surface of a light transference medium; and
wherein the second subset of the surfaces comprises at least one of a wetted surface of a corrosion detection sensor and a wetted surface of a conductivity sensor.

US Pat. No. 10,481,122

GAS SENSOR ELEMENT AND GAS SENSOR

NGK Spark Plug Co., LTD.,...

1. A gas sensor element comprising:a solid electrolyte layer;
a detection electrode provided on one surface of the solid electrolyte layer and exposed to a gas to be measured;
a reference electrode provided on another surface of the solid electrolyte layer and exposed to a reference gas;
a first layer provided on a side where the other surface of the solid electrolyte layer is present, and having a reference gas flow path that introduces the reference gas into the reference electrode; and
a heater layer provided on a side opposite to a side where the solid electrolyte layer is provided with respect to the first layer, the heater layer including a heating portion for heating the solid electrolyte layer, wherein
the solid electrolyte layer, the first layer and the heater layer are stacked,
an introduction flow path is formed in the gas sensor element as a flow path for guiding the reference gas from an outer surface of the gas sensor element to the reference gas flow path,
the introduction flow path has an opening provided at the outer surface that is perpendicular to a stacking direction of the gas sensor element and is provided on a side opposite to the side where the heater layer is provided with respect to the first layer, and
the introduction flow path extends in the stacking direction from the opening to the reference gas flow path.

US Pat. No. 10,481,118

HYDROGEN SENSOR AND METHOD FOR MANUFACTURING THE SAME

1. A hydrogen sensor comprising electrodes and a sensing part positioned between the electrodes, wherein electrical resistance of the sensing part changes with changes in hole concentration, wherein the sensing part comprises:a P-type silicon nanowire array comprising a plurality of P-type silicon nanowires; and
a hydrogenation catalyst formed directly on the entire surface of the P-type silicon nanowires to form a core-shell structure and having a thickness of 1 nm to 20 nm,
wherein the hydrogenation catalyst is configured to be reduced into a metal hydride (MHx) to form a Schottky contact between the P-type silicon nanowires and the hydrogenation catalyst, and to form a work function of the metal hydride a negative number when exposed to hydrogen such that holes inside the plurality of P-type silicon nanowires are neutralized, and
wherein a Schottky barrier is formed by a difference between the work function of the metal hydride and the work function of the P-type silicon nanowires, and decreases a current.

US Pat. No. 10,481,112

METHODS AND SYSTEMS FOR MEASURING PERIODIC STRUCTURES USING MULTI-ANGLE X-RAY REFLECTANCE SCATTEROMETRY (XRS)

NOVA MEASURING INSTRUMENT...

1. A metrology method of measuring a sample having a periodic structure by X-ray reflectance scatterometry, the method comprising:forming an incident converging X-ray beam having a central axis;
impinging the converging X-ray beam on the sample such that the central axis forms a non-zero incidence angle relative to a horizontal plane defined by an uppermost surface of the sample, and the central axis forms a non-zero azimuthal angle relative to an orthogonal to the periodic structure;
performing one measurement by collecting only a first order diffraction from the sample.

US Pat. No. 10,481,109

METHOD FOR CHARACTERIZING A SAMPLE COMBINING AN X-RAY CHARACTERIZATION TECHNIQUE AND A SECONDARY IONIZATION MASS SPECTROMETRY CHARACTERIZATION TECHNIQUE

1. A method for characterizing a sample combining an X-ray tomography characterization technique and a secondary ionization mass spectrometry characterization technique, the method comprising:a step of providing a tip, the tip comprising a first end surface, a second end surface, a first cylindrical region bearing the first end surface and a second region in contact with the first cylindrical region and becoming slimmer towards the second end surface;
a step of machining the second region so as to obtain a sample holder comprising a flat surface, the flat surface forming an end surface of the sample holder, an area of said flat surface being less than an area of the first end surface;
a step of placing the sample on the flat surface of the sample holder;
a first step of characterization of the sample using an X-ray characterization technique;
a second step of characterization of the sample using a secondary ionization mass spectrometry characterization technique.

US Pat. No. 10,481,104

UTILIZING RESONANCE INSPECTION OF IN-SERVICE PARTS

Vibrant Corporation, Alb...

1. A method of evaluating new production parts, wherein a resonance inspection comprises exciting a part at a plurality of input frequencies and obtaining a frequency response of the part at said plurality of input frequencies, wherein said method comprises the steps of:performing said resonance inspection on a first new production part using a new production part sort functionality of a resonance inspection tool;
performing said resonance inspection on a first in-service part after said resonance inspection has been performed on said first new production part;
identifying a first manufacturing defect in said first in-service part;
selecting resonance inspection data from said resonance inspection on said first in-service part that corresponds with said first manufacturing defect and that defines selected resonance inspection data;
generating an updated new production part sort functionality of said resonance inspection tool based upon said selected resonance inspection data, wherein said updated new production part sort functionality is adjusted based upon said selected resonance inspection data from said resonance inspection of said first in-service part and where said selected resonance inspection data corresponds with said first manufacturing defect; and
performing said resonance inspection on a second new production part, wherein said resonance inspection of said second new production part uses said updated new production part sort functionality of said resonance inspection tool after said generating step, wherein said first and second new production parts are in a common part class, and wherein said first in-service part is in a different part class from said common part class of said first and second new production parts.

US Pat. No. 10,481,102

MULTI-AXIS POSITIONING DEVICE

NEWPORT CORPORATION, Irv...

1. A multi-axis positioning system, comprising:a translation stage configured to provide displacement in two dimensions between a base and an upper stage of the translation stage;
a bottom plate rotatably coupled to the translation stage such that an axis of rotation of the bottom plate in a ? rotation direction is perpendicular to a plane defined by the two dimensions of displacement of the translation stage;
at least one bottom plate motor operatively coupled between the bottom plate and the translation stage, the at least one bottom plate motor being configured to rotate the bottom plate assembly in the ? rotation direction relative to the translation stage;
a top plate operatively coupled to the bottom plate with at least three Z axis motors disposed and operatively coupled between corresponding outer portions of the bottom plate and respective outer portions of the top plate and which are configured to generate displacement between the respective outer portions of the bottom plate and top plate in a Z axis direction substantially parallel to the axis of rotation of the bottom plate;
a chuck configured to releasably secure a specimen secured to the top plate;
at least three Z axis position sensors which are disposed and operatively coupled between the upper stage of the translation stage and the top plate and which are configured to measure relative displacement in the Z axis direction between the upper stage and the top plate;
at least three ? position sensors which are operatively coupled between the upper stage of the translation stage and the top plate and which are configured to measure relative angular displacement in the ? rotation direction between the upper stage and the top plate; and
a controller which is operatively coupled to the Z axis motors, the at least one bottom plate motor, the Z axis position sensors and the ? position sensors and which is configured to control actuation of the Z axis motors and at least one bottom plate motor.

US Pat. No. 10,481,098

LUMINOMETER APPARATUS

Hitachi, Ltd., Tokyo (JP...

1. A luminometer apparatus inside a light-shielded room shielded from external light, the luminometer apparatus comprising:a container rack that is loaded with holding containers, each discretely accommodating at least one selected from a sample and a luminescent reagent which produces a luminescent reaction when mixed with the sample;
a rotary plate that turns, while holding a plurality of reaction containers which accommodate a mixture liquid of the sample and the luminescent reagent along an outer circumference of the rotary plate, wherein the rotary plate includes a centrally positioned support configured to support the container rack, wherein the rotary plate includes a gap formed between at least a pair of adjacent reaction containers of the plurality of reaction containers, and wherein the rotary plate is provided with a transporter configured to transport the container rack to the centrally positioned support through the gap;
a dispensation mechanism configured to dispense said sample or luminescent reagent into a reaction container of the plurality of reaction containers held by the rotary plate; and
a photodetector disposed below an opening of the rotary plate and facing a bottom surface of a reaction container of the plurality of the reaction containers held by the rotary plate, the photodetector is configured to perform luminescence measurements in a state where the light-shielded room is closed,
wherein the light-shielded room has an insertion opening having a width allowing for insertion of the container rack and configured to be openable and closable, and
the rotary plate configured to be turnable in a state where the light-shielded room is closed.

US Pat. No. 10,481,097

METHOD AND SYSTEM FOR DETECTING INCLUSIONS IN FLOAT GLASS BASED ON SPECTRAL REFLECTANCE ANALYSIS

GUARDIAN GLASS, LLC, Aub...

the method comprising:directing energy from at least one source toward the glass; and
determining whether an inclusion is present in the glass based on at least an analysis of reflectance values from the glass at different wavelengths.

US Pat. No. 10,481,096

METHOD OF DETECTING SINGLE MOLECULES

Tsinghua University, Bei...

1. A method of detecting single molecules, the method comprising:providing a carrier, wherein the carrier comprises a substrate, and a plurality of three-dimensional nanostructures are located on the substrate;
disposing single molecule samples on the plurality of three-dimensional nanostructures; and
detecting the single molecule samples with a detector;
wherein each three-dimensional nanostructure comprises a first rectangular structure, a second rectangular structure, and a triangular prism structure; the first rectangular structure is located on the substrate, the second rectangular structure is located on the first rectangular structure, the triangular prism structure is located on the second rectangular structure, a first width of a bottom surface of the triangular prism structure is equal to a second width of a first top surface of the second rectangular structure and greater than a third width of a second top surface of the first rectangular structure, and the first rectangular structure comprises a first metal and the triangular prism structure comprises a second metal.

US Pat. No. 10,481,093

BEAM SPLITTER AND ARRANGEMENT FOR EXAMINING A SAMPLE WHICH CAN BE EXCITED BY MEANS OF ELECTROMAGNETIC RADIATION

EYESENSE GMBH, Grossosth...

1. An arrangement for examining a sample which can be excited by means of electromagnetic radiation, comprising:a first dichroic beam splitter comprising a first prism and a second prism connected to one another on base surfaces thereof, and a dichroic layer arranged between the base surfaces of the first and second prisms, wherein an entry surface of the first prism and the dichroic layer form an angle (?) in the range from 10° to <40°;
a light source for providing electromagnetic radiation suitable for excitation of the sample, wherein the electromagnetic radiation is coupled into the entry surface of the first prism and wherein at least a part of the electromagnetic radiation from the light source is reflected on the dichroic layer in the direction of the sample, which is positioned downstream of an exit surface of the first prism; and
a detector for detecting electromagnetic radiation emitted by the sample upon impinging of the at least part of the electromagnetic radiation, the emitted electromagnetic radiation passing through the first dichroic beam splitter without being reflected and onto a measurement surface of the second prism.

US Pat. No. 10,481,091

METHOD AND APPARATUS FOR DETECTING HOLES IN SUBSTRATES IN ABSORBENT ARTICLE CONVERTING LINES

1. A method for assembling absorbent articles, the method comprising the steps of:advancing a substrate in a machine direction, the substrate comprising a nonwoven and having a first surface and an opposing second surface, and defining a width in a cross direction;
polarizing light by passing light from a light source through a first polarization filter, wherein the first polarization filter comprises a first polarization axis;
directing polarized light from the first polarization filter toward the first surface of the substrate, wherein polarized light traveling through substrate material from the first surface to the second surface is scattered, and wherein polarized light traveling through a hole extending completely through the substrate is unscattered;
providing a sensor to detect light traveling from the substrate;
filtering unscattered light traveling from the hole in the substrate to the sensor with a second polarization filter, wherein the second polarization filter comprises a second polarization axis angularly offset from the first polarization axis; and
detecting light passing through the second polarization filter with the sensor;
detecting the hole in the substrate based on an absence of unscattered light traveling from the second polarization filter surrounded by detected scattered light; and
applying fluid adjacent the hole; and
converting the substrate into an absorbent article in an absorbent article converting line.

US Pat. No. 10,481,090

PLASMONIC NON-DISPERSIVE INFRARED GAS SENSORS

International Business Ma...

13. A method for analyzing a target gas, comprising the steps of:illuminating the target gas with light from a light source, wherein the light is incident on a plasmonic resonance detector comprising a differential plasmon resonator array having at least one first set of plasmonic resonators interwoven with at least one second set of plasmonic resonators, wherein the at least one first set of plasmonic resonators is configured to be resonant with the light at a first wavelength corresponding to a peak absorption wavelength of the target gas, wherein the at least one second set of plasmonic resonators is configured to be resonant with the light at a second wavelength corresponding to a reference wavelength, wherein the differential plasmon resonator array comprises a first set of ribbons of carbon nanotubes having a length L1 interwoven with a second set of ribbons of carbon nanotubes having a length L2, wherein the carbon nanotubes of the length L1 are configured to be resonant with the light at the first wavelength, and wherein the carbon nanotubes of the length L2 are configured to be resonant with the light at the second wavelength;
absorbing the light by the at least one first set of plasmonic resonators and the at least one second set of plasmonic resonators, wherein the light at the first wavelength incident on the at least one first set of plasmonic resonators is dependent on an amount of the light at the first wavelength absorbed by the target gas;
generating a photocurrent signal I1 in the at least one first set of plasmonic resonators and a photocurrent signal I2 in the at least one second set of plasmonic resonators; and
determining a concentration of the target gas using I1-I2.

US Pat. No. 10,481,085

SIMPLE SUGAR CONCENTRATION SENSOR AND METHOD

K Sciences GP, LLC, San ...

1. A noninvasive system for measuring glucose, the system comprising:a light source;
a first polarizer illuminated by the light source and providing a first polarized light;
a second polarizer illuminated by the light source and spaced apart from the first polarizer and providing a second polarized light;
a first detector positioned to detect at least some or all of the first polarized light; and
a second detector positioned to detect at least some or all of the second polarized light;
one or more of the first detector and the second detector configured to determine a relative intensity of the first polarized light relative to the second polarized light or the second polarized light relative to the first polarized light.

US Pat. No. 10,481,084

ADVANCED REFERENCE DETECTOR FOR INFRARED SPECTROSCOPY

Thermo Electron Scientifi...

1. A spectroscopy system, comprising:an interferogram source to provide an IR signal containing an interferogram;
a source path including a focal point along a path axis of a first portion of an optical path extending from said interferogram source;
a Jacquinot stop including an aperture disposed substantially at said focal point, and a reflective surface substantially non-orthogonal to said path axis and facing said interferogram source, wherein said aperture passes an inner portion of said IR signal as an incident portion of said IR signal, and said reflective surface reflects an outer portion of said IR signal as a reflected portion of said IR signal; and
a reference detection device to detect said reflected portion of said IR signal.

US Pat. No. 10,481,082

MEASURING DEVICE

YOKOGAWA ELECTRIC CORPORA...

1. A measuring device comprising:an irradiator that irradiates electromagnetic waves to an inspection object;
a light collector having a reflecting surface that guides, to a light-collecting surface, electromagnetic waves whose incident angle with respect to an incident end facing the inspection object is within a predetermined angle, among the electromagnetic waves that have been transmitted through the inspection object;
a detector comprising a light receiving sensor that detects the electromagnetic waves guided to the light-collecting surface;
a processor that receives signals outputted from the detector and measures a characteristic of the inspection object based on the signals; and
an inner-surface reflecting mirror that is polygonal and disposed between the irradiator and the inspection object,
wherein a radius of an exit end of the light collector is equal to or less than a radius of a surface of the light receiving sensor, and
wherein a length of a diagonal line that connects two opposite corners of the inner-surface reflecting mirror is equal to or smaller than a diameter of the incident end of the light collector.

US Pat. No. 10,481,081

TEXTURE ANALYSIS OF A COATED SURFACE USING PIVOT-NORMALIZATION

PPG Industries Ohio, Inc....

1. A computer implemented method for efficiently analyzing multi-angle reflectance data taken from a multi-angle spectrophotometer and generating a matched coating, comprising:obtaining, using a processor, reflectance data from a target coating, wherein the obtained data comprise color responses taken from multiple angles, and the obtained data comprise two or more associated arrays including a primary array of angle data, and a secondary array of at least wavelength data;
sorting, via the processor, the obtained data by the wavelength data in the secondary array;
calculating, using the processor, pivot-normalized reflectance data according to:

wherein:
X is a specific data set value, ? is a sample or population average of the data set values within the secondary array, and ? is a sample or population standard deviation of the data set values within the sorted secondary array;
generating a normalized, wavelength sorted hemispherical map based upon the angle data associated with the reflectance data; and
based upon the normalized, wavelength sorted hemispherical map, generating, using the processor, a coating formulation that is the same in appearance to the target coating;
wherein generating the coating formulation comprises:
empirically correlating the wavelength-sorted reflectance data for the target coating to reflectance data sorted by wavelength for an empirical dataset; and
predicting at least one texture feature of the target coating based on the correlation in reflectance data among wavelength-sorted data sets.

US Pat. No. 10,481,080

OPTICAL ELEMENTS IN GAS SENSORS

GASSECURE AS, Oslo (NO)

1. A gas sensing apparatus comprising:a gas sensor arranged to use light to sense presence of a gas;
an optical element arranged so that said light impinges thereon;
a thermoelectric heat pump having a cold side and a hot side, wherein the thermoelectric heat pump is configured to transfer heat energy from said cold side to said hot side in response to a supply of electrical energy provided to the thermoelectric heat pump, and wherein the hot side of the thermoelectric heat pump is in thermal contact with the optical element;
a measurement volume; and
a heat sink in thermal contact with the cold side of the thermoelectric heat pump, wherein the heat sink is disposed in the measurement volume.

US Pat. No. 10,481,077

CELL CAPTURE SYSTEM AND METHOD OF USE

Celsee Diagnostics, Inc.,...

1. A method comprising:providing a fluidic network comprising an inlet channel at an upstream end, one or more outlet channels at a downstream end, and a set of structures in fluid communication with the inlet channel and the one or more outlet channels, wherein flow from the inlet channel is configured to reach at least one of the one or more outlet channels only by way of the set of structures;
receiving a fluid sample comprising a set of target cells into the fluidic network;
capturing and partitioning the set of target cells in single-cell format, by way of the set of structures, wherein capturing and partitioning comprises isolating a target cell of the set of target cells in single-cell format with an isolation material within at least a portion of the fluidic network; and
transmitting material associated with the set of target cells from the fluidic network.

US Pat. No. 10,481,076

METHOD FOR DETERMINING THE STATE OF A CELL

IPRASENSE SAS, Clapiers ...

1. A method for determining a state of a cell, the cell being placed in a sample, the method comprising:illuminating the sample using a light source, the light source producing an incident light wave propagating towards the sample along a propagation axis;
acquiring, using a matrix-array photodetector, a single image of the sample, the sample being placed between the light source and the matrix-array photodetector such that the matrix-array photodetector is exposed to a light wave comprising interference between the incident light wave and a diffraction wave produced by the cell;
identifying a position of the cell in a plane parallel to a detection plane in which the matrix-array photodetector lies;
applying a digital reconstruction algorithm to the single acquired image, to determine at least one characteristic quantity of the light wave to which the matrix-array photodetector is exposed, at the position of the cell, at a plurality of reconstruction distances from the matrix-array photodetector along the propagation axis, the digital reconstruction algorithm comprising performing a convolution product based on the acquired image and a propagation operator, the propagation operator describing the propagation of the light between the matrix-array photodetector and each reconstruction distance;
obtaining a profile representing a variation of the characteristic quantity as a function of the distance along the propagation axis, the profile being obtained using the single acquired image; and
classifying the cell depending on the profile, the classification allowing the state of the cell to be determined from among preset states.

US Pat. No. 10,481,067

DETECTING AND LOCATING FLUID FLOW IN SUBTERRANEAN ROCK FORMATIONS

Sigma Cubed Inc., Housto...

1. A method, comprising: placing a plurality of sensors into a subsurface underneath of at least one surface facility at a respective plurality of subsurface positions in the subsurface; performing, by the at least one surface facility, an initial fracture stimulation treatment, comprising: i) injecting, by the at least one surface facility, at least one fluid, through one or more wellbores, at one or more subsurface positions associated with a reservoir of hydrocarbons; ii) acquiring, by a processor, for a duration of at least 10 minutes, a plurality of seismic traces from the plurality of sensors located in the subsurface to form seismic data; wherein the plurality of seismic traces has respective amplitudes that are lower than amplitudes of seismic waves caused by a microseismic event; iii) computing, by the processor, from the seismic data, seismic wave travel times between the one or more subsurface positions within the subsurface and a subset of the plurality of sensors located at a respective plurality of sensor subsurface positions in the subsurface; iv) computing, by the processor, from the computed seismic wave travel times, seismic wave travel time differences between the subset of the plurality of sensors located at the respective plurality of sensor subsurface positions in the subsurface and the one or more subsurface positions; v) determining, by the processor, seismic data similarity coefficients associated with the one or more subsurface positions based at least in part on the computed seismic wave travel time differences; vi) determining, by the processor, based at least in part on the determined seismic data similarity coefficients, a fluid flow seismic signal value associated with the one or more subsurface positions; wherein the fluid flow seismic signal value is distinct from seismic event data resulting from a tensile failure; vii) determining, by the processor, at least one position of a fluid front of the at least one fluid moving through the subsurface based at least in part on the fluid flow seismic signal value associated with the one or more subsurface positions; and performing, by the at least one surface facility, based at least in part on the at least one position of the fluid front of the at least one fluid moving through the subsurface, one or more remedial activities to drain one or more parts of the reservoir of hydrocarbons that are not fractured by the initial fracture stimulation treatment, wherein the one or more remedial activities comprise i) drilling one or more additional wellbores at one or more additional subsurface positions associated with the one or more parts of the reservoir of hydrocarbons and ii) performing one or more subsequent fracture stimulation treatments, wherein the at least one or more remedial activities further comprise: i) adjusting a fluid saturation of the at least one fluid, and ii) adjusting a pressure under which the at least one fluid is injected.