US Pat. No. 10,509,291

ELECTRICAL DEVICE INCLUDING A SUBSTRATE AND A TRANSPARENT CONDUCTIVE LAYER AND A PROCESS OF FORMING THE SAME

SAGE ELECTROCHROMICS, INC...

1. An electrical device comprising:a first substrate;
a first transparent conductive layer; and
a second transparent conductive layer, wherein the first transparent conductive layer is disposed between the first substrate and the second transparent conductive layer,
wherein:
the first transparent conductive layer includes a first high resistance region; and
a first hole extends through at least the second transparent conductive layer, and from a top view, the first hole extends to the first high resistance region.

US Pat. No. 10,509,290

ELECTROCHROMIC APPARATUS AND METHOD FOR MANUFACTURING ELECTROCHROMIC APPARATUS

Ricoh Company, Ltd., Tok...

1. An electrochromic apparatus comprising:a first substrate;
a first electrode layer being disposed on the first substrate;
an electrochromic layer disposed on the first electrode layer;
an electrolyte layer disposed on the electrochromic layer;
a second substrate disposed opposite the first substrate;
a second electrode layer disposed on the second substrate and disposed opposite the first electrode layer;
a first extraction electrode layer contacting the first electrode layer and being isolated from the second electrode layer and the electrochromic layer;
a second extraction electrode layer contacting the second electrode layer and being isolated from the first electrode layer and the electrolyte layer; and
a partition wall being electrically insulative and abutting the first extraction electrode layer so as to be sandwiched between the first extraction electrode layer and the electrolyte layer and abutting the second extraction electrode layer so as to be sandwiched between the second extraction electrode layer and the electrolyte layer.

US Pat. No. 10,509,288

LIQUID CRYSTAL DISPLAY DEVICE WITH OVERLAPPING SEMICONDUCTOR LAYERS

Panasonic Liquid Crystal ...

1. A liquid crystal display device comprising:a first substrate formed with a first gate line, a first source line, a first thin film transistor including a first channel region and a first semiconductor layer, a second semiconductor layer electrically insulated from the first semiconductor layer, and a third semiconductor layer electrically insulated from both of the first semiconductor layer and the second semiconductor layer;
a second substrate disposed opposite to the first substrate; and
a first liquid crystal layer disposed between the first substrate and the second substrate, wherein the second semiconductor layer is disposed between the first thin film transistor and the first liquid crystal layer, and overlaps at least a part of the first channel region of the first thin film transistor in planar view,
the third semiconductor layer is disposed in a layer identical to the first semiconductor layer, and disposed away from the first thin film transistor, and
the second semiconductor layer at least partially overlaps with the third semiconductor layer in planar view.

US Pat. No. 10,509,286

PIXEL STRUCTURE AND MANUFACTURING METHOD THEREOF, ARRAY SUBSTRATE AND DISPLAY APPARATUS

BOE TECHNOLOGY GROUP CO.,...

1. A manufacturing method of a pixel structure comprising an insulation layer and a metal layer, the manufacturing method comprising steps of:successively forming the insulation layer and a photoresist layer on a transparent substrate;
performing an exposure and a development on the photoresist layer by a back exposure process, so as to form a trench in the photoresist layer, an open area of the trench proximal to the insulation layer is larger than that of the trench distal to the insulation layer;
removing a portion of insulation material in a region of the insulation layer exposed through the trench by an etching process, so as to form a slot in the insulation layer;
depositing the metal layer on a side of the photoresist layer distal to the insulation layer, a portion of the metal layer is embedded in the slot, and the portion of the metal layer embedded in the slot has a thickness substantially equal to that of the insulation layer;
removing the photoresist layer and the metal layer thereon by a stripping process, and retaining the insulation layer and the portion of the metal layer in the slot of the insulation layer,
wherein during the back exposure process, a semi-transmission mask plate is used for performing the exposure, so that the cross section shape of the trench along the plane perpendicular to the plane of the transparent substrate is a trapezoid, and the trapezoid has two waists of arc lines, the arc lines protrude toward an inside of the trench.

US Pat. No. 10,509,282

REFLECTIVE LCD PANEL HAVING REFLECTIVE RED SUB-PIXEL, REFLECTIVE GREEN SUB-PIXEL, REFLECTIVE BLUE SUB-PIXEL, AND REFLECTIVE WHITE SUB-PIXEL SEPARATED BY BLACK MATRIX

SHENZHEN CHINA STAR OPTOE...

1. A reflective liquid crystal display (LCD) panel, which comprises: an upper substrate and a lower substrate disposed opposite to each other, and a liquid crystal (LC) layer sandwiched between the upper substrate and the lower substrate; the upper substrate comprising: a first base substrate, and a common electrode disposed on the first base substrate; the lower substrate comprising: a second base substrate, a thin film transistor (TFT) device layer disposed on the second base substrate, a pixel electrode disposed on the TFT device layer, and a color filter (CF) layer and a black matrix (BM) disposed on the pixel electrode;wherein the CF layer comprises a plurality of pixel units arranged in an array, each pixel unit comprising: a red sub-pixel unit, a green sub-pixel unit, a blue sub-pixel unit, and a white sub-pixel unit separated by the BM; the red sub-pixel unit reflects red light and absorbs green light and blue light; the green sub-pixel unit reflects green light and absorbs red light and blue light; and the blue sub-pixel unit reflects blue light and absorbs red light and green light;
wherein when the white sub-pixel unit is a transparent film, the pixel electrode is a reflective electrode; and when the white sub-pixel unit is a reflective film, the pixel electrode is a transparent electrode or non-transparent electrode;
wherein when the white sub-pixel unit is a transparent film, the red light, green light and blue light pass through the white sub-pixel unit; and when the white sub-pixel unit is a reflective film, the red light, green light and blue light are reflected by the white sub-pixel unit;
wherein each of the red, green, blue, and white sub-pixel units comprises a reflective part and the reflective parts of the red, green, blue, and white sub-pixel units are separated from each other by the BM so that red light reflected by the red sub-pixel unit, the green light reflected by the green sub-pixel unit, the blue light reflected by the blue sub-pixel unit, and the white light reflected by the white sub-pixel unit are isolated from each other by the BM; and
wherein the reflective part of the white sub-pixel unit comprises a stacked arrangement that includes the transparent film of the white sub-pixel unit directly stacked on the reflective electrode of the pixel electrode.

US Pat. No. 10,509,279

THIN FILM TRANSISTOR, TFT SUBSTRATE, AND DISPLAY PANEL HAVING SOURCE ELETRODES AND GATE ELECTRODES COMPRISING U-SHAPE STRUCTURES

Shenzhen China Star Optoe...

1. A thin film transistor (TFT), comprising a gate, a source, and a drain; the source being a first bending structure; the drain being a second bending structure; the gate being a third bending structure wherein the first bending structure of the source and the second bending structure of the drain are arranged opposite; the third bending structure of the gate is arranged between the first bending structure of the source and the second bending structure of the drain; wherein the first bending structure is a structure comprising one or more U-shaped structure or one or more T-shaped structure; the second bending structure is a structure comprising one or more U-shaped structure or one or more T-shaped structure; the thin film transistor further comprises a semiconductor layer, the gate, the source and the drain are arranged at a same side of the semiconductor layer, a vertical projection of the gate projected on a plane of the semiconductor layer is not overlapped by a vertical projection of the source projected on the plane of the semiconductor layer wherein the third bending structure is a structure comprising one or more waveform structure; the waveform is a periodic waveform, and the waveform of a former half period is opposite to the waveform of a latter half period; wherein the first bending structure is a structure comprising either N U-shaped structures connected with one another or either N T-shaped structures connected with one another; the second bending structure is a structure comprising either N U-shaped structures connected with one another or either N T-shaped structures connected with one another, but the second bending structure is different from the first bending structure; the third bending structure is a structure comprising N waveform structures; the N is an integer which is greater than or equal to one; an opening of the U-shaped structure is arranged on the T-shaped structure; a extending portion of the T-shaped structure is inserted into the opening of the U-shaped structure; the waveform structure is bended between the U-shaped structure and the T-shaped structure; wherein the first bending structure is a structure comprising N T-shaped structures connected with one another, the second bending structure is a structure comprising N U-shaped structures connected with one another, wherein a width of an opening of each U-shaped structure is greater than a width of an opening of a peak of each waveform structure such that each peak is inserted into the opening of a corresponding U-shaped structure, and an extending portion of a T-shaped structure is inserted into an opening of a peak of a corresponding waveform structure.

US Pat. No. 10,509,278

CHIP ON FILM (COF) SINGLE-LAYER FLEXIBLE PRINTED CIRCUIT BOARD AND LIQUID CRYSTAL DISPLAY (LCD) HAVING THE SAME

WUHAN CHINA STAR OPTOELEC...

3. A LCD device, at least comprising:a frame structure, a backlight module arranged within the frame structure, and a LCD panel configured on the backlight module, wherein the LCD panel at least comprises an array substrate, a color film substrate, a liquid crystal layer, and a COF flexible printed circuit board connected to the array substrate;
the COF flexible printed circuit board comprises:
a flexible packaging substrate comprising a bonding area, wherein the bonding area of the flexible packaging substrate bonds with a bonding area of an array substrate;
a controlling chip being packaged on the flexible packaging substrate, wherein the controlling chip electrically connects to the bonding area of the flexible packaging substrate;
wherein the flexible packaging substrate is a single-layer flexible printed circuit board, and the controlling chip and the bonding area of the flexible packaging substrate are arranged on the same side of the flexible packaging substrate, a portion of the flexible packaging substrate is bent at least two times, wherein within the LCD panel, the array substrate is disposed below the color film substrate, and the bonding area of the array substrate is configured on a top surface of the array substrate;
the flexible packaging substrate comprises at least two straight sections, at least two bending sections, and one folding section, wherein a number of the straight section is equal to a number of the bending section;
the bending section and the straight section are spaced apart from each other in sequence, an end portion of a first straight section of the straight sections faces away from a display area of a LCD, and the folding section is disposed on one side of a last bending section away from a last straight section, such that the controlling chip faces away the array substrate so that heat generated by the controlling chip does not reduce optical performance of the backlight module.

US Pat. No. 10,509,274

BLUE PHASE LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE

Wuhan China Star Optoelec...

1. A blue phase liquid crystal display panel, comprising:a first substrate and a second substrate which are disposed at an interval and are parallel, and blue phase liquid crystals disposed between the first substrate and the second substrate, wherein the first substrate includes a first base, the second substrate includes a second base, and the blue phase liquid crystal display panel includes multiple transmissive display regions and multiple reflective display regions, the multiple transmission display regions and the multiple reflective display regions are disposed alternately and at intervals;
wherein each of the multiple transmissive display regions includes multiple first base platforms sequentially disposed at a side of the first base which is adjacent to the second substrate, each of multiple first electrodes sequentially and correspondingly disposed on each of the multiple first base platforms, and multiple second electrodes disposed on the first base and the second base, wherein the multiple first electrodes and the multiple second electrodes are disposed alternately on different horizontal planes in order to form a first horizontal electric field;
wherein each of the multiple reflective display regions includes a second base platform disposed on the side of the first base which is adjacent to the second substrate, multiple third electrodes disposed on the second base platform, and multiple fourth electrodes disposed on the second base in order to form a second electric field, wherein the first substrate is provided with a reflective layer corresponding to the each of the multiple reflective display regions; and
each of the multiple first electrodes is spaced from the first base by a first distance and each of the multiple third electrodes is spaced from the second base by a second distance, which is equal to the first distance, such that when first light and second light respectively pass through the transmissive display region and the reflective display region, phase delays of the first light and the second light are identical
wherein electric signal polarities applied on the first electrodes are the same and electric signal polarities applied on the second electrodes are the same and are opposite to the electric signal polarities applied on the first electrodes; and electric signal polarities applied on the third electrodes are the same and electric signal polarities applied on the fourth electrodes are the same and are opposite to the electric signal polarities applied on the third electrodes.

US Pat. No. 10,509,272

DISPLAY PANEL AND DISPLAY APPARATUS

BOE TECHNOLOGY GROUP CO.,...

1. A display panel comprising:a first substrate, a second substrate and a liquid crystal layer between the first substrate and the second substrate, wherein:
the first substrate and the second substrate are disposed opposite to each other,
the first substrate comprises a pixel electrode,
the second substrate comprises a common electrode,
the common electrode is formed with an opening,
the opening has a circular shape,
the pixel electrode has a rectangular shape, and a diameter of the opening is greater than two-thirds of a length of a short side of the pixel electrode and is less than the length of the short side of the pixel electrode, and
a center of the opening coincides with a center of the pixel electrode when viewed in a direction perpendicular to the first or second substrate, and
protrusions are disposed on an elongation line of a diagonal of the rectangular pixel electrode outside corners of the pixel electrode, respectively.

US Pat. No. 10,509,271

LIQUID CRYSTAL DISPLAY DEVICE COMPRISING A SEMICONDUCTOR FILM HAVING A CHANNEL FORMATION REGION OVERLAPPING WITH A CONDUCTIVE FILM IN A FLOATING STATE

Semiconductor Energy Labo...

1. A liquid crystal display device comprising:a first substrate;
a conductive film over the first substrate;
a first insulating film over the conductive film;
a semiconductor film comprising a channel formation region over the first insulating film;
a gate insulating film over the semiconductor film;
a gate electrode over the semiconductor film with the gate insulating film therebetween;
a source wiring electrically connected to the semiconductor film,
a common electrode over the first substrate;
a wiring over and electrically connected to the common electrode;
a second insulating film over the common electrode;
a pixel electrode over the second insulating film;
a liquid crystal over the pixel electrode; and
a second substrate over the liquid crystal,
wherein the conductive film is in a floating state,
wherein the channel formation region overlaps with the conductive film,
wherein the source wiring overlaps with the conductive film,
wherein the common electrode has light-transmitting property,
wherein the pixel electrode and the common electrode overlaps with each other at least partly, and
wherein the common electrode is shared by a plurality of pixels aligned in a source wiring direction.

US Pat. No. 10,509,269

ARRAY SUBSTRATE, LIQUID CRYSTAL DISPLAY PANEL, AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A liquid crystal display panel, comprising:an array substrate, comprising:
a base substrate;
a gate line located on the base substrate; and
a common electrode and a pixel electrode arranged on the base substrate in sequence and insulated from each other, a layer where the pixel electrode locates being located above a layer where the gate line locates,
wherein the array substrate further comprises a strip shaped shielding electrode located above the gate line, the shielding electrode being transparent and electrically conductive, and
wherein an outer contour of a projection of the shielding electrode as a whole on the base substrate surrounds a projection of the gate line as a whole on the base substrate, and the shielding electrode is insulated from both the pixel electrode and the gate line;
a counter substrate arranged opposite to the array substrate;
a liquid crystal layer located between the array substrate and the counter substrate; and
a black matrix disposed on a side of the counter substrate facing the array substrate,
wherein an orthographic projection of the black matrix as a whole on the base substrate does not overlap with an orthographic projection of the gate line as a whole on the base substrate.

US Pat. No. 10,509,266

PHOTO ALIGNMENT BENCH, PHOTOALIGNMENT DEVICE AND CONTROL METHOD THEREOF

BOE TECHNOLOGY GROUP CO.,...

19. A method for controlling a photo alignment device to perform photo alignment, comprising:providing a photo alignment device comprising:
a photo alignment bench comprising:
a platform for supporting a substrate to be aligned;
a plurality of photosensitive resistors on a side of the platform, wherein the photosensitive resistors allow placing the substrate to be aligned; and
a signal transmitter and a signal receiver,
wherein the signal transmitter and the signal receiver are each electrically connected with an end of each photosensitive resistor,
wherein the signal transmitter is adapted for transmitting an initial electric signal to the photosensitive resistors, and
wherein the signal receiver is adapted for receiving an electric signal output from the photosensitive resistors; and
an alignment light source, wherein the alignment light source comprises a linear light source and is configured to emit light towards the photo alignment bench,
wherein either the photo alignment bench or the alignment light source is configured to reciprocate with respect to the other in a linear direction, a length direction of the alignment light source being perpendicular to the linear direction;
controlling a signal transmitter to transmit an initial electric signal;
controlling the alignment light source to emit light towards the photo alignment bench;
controlling one of the photo alignment bench and the alignment light source to move with respect to the other in a linear direction; and
controlling the signal receiver to receive an electric signal output from the photosensitive resistors and adjusting based on the output electric signal at least one of:
a light intensity of the alignment light source, and
a moving speed of the alignment light source in the linear direction.

US Pat. No. 10,509,265

PHOTO-ALIGNMENT APPARATUS AND PHOTO-ALIGNMENT METHOD

SHENZHEN CHINA STAR OPTOE...

1. A photo-alignment apparatus, comprising: a loading platform, a light source located above the loading platform, and a movable polarizing element located between the loading platform and the light source; a side of the loading platform facing the light source being for placing a liquid crystal (LC) panel to be aligned;the polarizing element being movable to a region below the light source or otherwise in accordance with the display mode of the LC panel, and being for converting the non-polarized light emitted from the light source into linearly polarized light when moving to a region below the light source;
wherein the light source emits light that travels in a fixed direction toward the loading platform and the loading platform is located directly below the light source in the fixed direction and wherein the polarizing element is movable between a first position where polarizing element is in the region below the light source and is located between the light source and the loading platform in the fixed direction to allow the light emitting from the light source and traveling in the fixed direction to pass through the polarizing element and a second position where the polarizing element is located in a region other than the region below the light source to allow the light emitting from the light source and traveling in the fixed direction to bypass the polarizing element and reach the loading platform directly, wherein the polarizing element is movable between the first position as being located below the light source and the second position as being not located below the light source.

US Pat. No. 10,509,263

BACKLIGHT UNITS FOR DISPLAY DEVICES

Nanosys, Inc., Milpitas,...

1. A method of forming a display device, the method comprising:providing at least one optical cavity having a top side, a bottom side, and side walls;
coupling an array of light sources to the at least one optical cavity; and
supporting an array of quantum dot (QD) films within the at least one optical cavity.

US Pat. No. 10,509,259

OPTICAL LAMINATED BODY AND ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE USING SAME

NITTO DENKO CORPORATION, ...

1. An optical laminate to be used for an organic electroluminescence display apparatus, comprising, in this order:a surface protective layer;
a polarizer; and
an optical compensation layer,
wherein the surface protective layer is flexible, has a function of substituting for a cover glass for an organic electroluminescence display apparatus, and functions as a protective layer for the polarizer,
wherein the optical compensation layer includes a first liquid crystal alignment fixed layer and a second liquid crystal alignment fixed layer in the stated order from a polarizer side,
wherein the first liquid crystal alignment fixed layer has an in-plane retardation Re(550) of from 180 nm to 320 nm, and the second liquid crystal alignment fixed layer has an in-plane retardation Re(550) of from 100 nm to 180 nm, and
wherein an angle formed between a slow axis of the first liquid crystal alignment fixed layer and an absorption axis of the polarizer is from 10° to 20°, and an angle formed between a slow axis of the second liquid crystal alignment fixed layer and the absorption axis of the polarizer is from 65° to 85°.

US Pat. No. 10,509,256

MANUFACTURING METHOD OF COLOR FILTER SUBSTRATE

WUHAN CHINA STAR OPTOELEC...

1. A manufacturing method of a color filter substrate, comprising the following steps:(1) providing a backing plate and forming a black matrix on the backing plate;
(2) forming a color filter layer on the backing plate and the black matrix;
(3) coating a layer of negative photoresist resin on the color filter layer and the black matrix to form a photoresist layer;
(4) conducting back side exposure on the photoresist layer from an underside of the backing plate such that exposure light transmits through the backing plate and the color filter layer to irradiate on the photoresist layer to cure a portion of the photoresist layer that is adjacent to the backing plate;
(5) providing a mask and using the mask to conduct front side exposure on the photoresist layer from top of the backing plate so as to have a portion of the photoresist layer that corresponds to a pattern of the mask cured; and
(6) subjecting the photoresist layer to a development operation in order to remove an uncured part of the photoresist layer to form a planarization layer and post spacers located on the planarization layer;
wherein the development operation is conducted after both the back side exposure and the front side exposure such that the planarization layer comprises the portion of the photoresist layer that is cured in step (4); and the post spacers comprise the portion of the photoresist layer that corresponds to the pattern of the mask and is cured in step (5) and are located on the planarization layer;
wherein the black matrix formed in step (1) surrounds and defines a plurality of sub-pixel areas on the backing plate; and the color filter layer formed in step (2) has thicknesses that are not consistent in the plurality of sub-pixel areas;
wherein in step (4), the thicknesses of the color filter layer that are not consistent are used to control intensity of the exposure light transmitting through the color filter layer such that the intensity of the exposure light that transmits through a smallest one of the thicknesses of the color filter layer is strongest and a thickness of the portion of the photoresist layer cured thereby is greatest.

US Pat. No. 10,509,255

LIQUID CRYSTAL PANEL COMPRISING A COMPOSITE POLARIZING LAYER HAVING A FIRST POLARIZING LAYER AND A SECOND POLARIZING LAYER THAT COVERS A GROOVE FORMED IN A BLACK MATRIX IN A NON-DISPLAY AREA AND LIQUID CRYSTAL DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A liquid crystal panel, comprising:a first substrate and a second substrate opposite to each other,
liquid crystals and a sealant disposed between the first substrate and the second substrate,
wherein the liquid crystal panel has a display area and a non-display area, the first substrate is provided with a black matrix in which a groove is provided, the groove separating the sealant from the display area,
wherein the first substrate further comprises a base substrate and a composite polarizer arranged on a surface of the base substrate away from the second substrate, wherein the composite polarizer comprises a pressure sensitive adhesive adhered to the surface of the base substrate away from the second substrate, a first support layer, a composite polarizing layer and a second support layer, wherein the composite polarizing layer comprises a first polarizing layer covering the base substrate and a second polarizing layer that is in the non-display area and covers the groove, wherein a light transmission axis of the first polarizing layer is perpendicular to that of the second polarizing layer.

US Pat. No. 10,509,254

METHOD FOR MANUFACTURING DISPLAY SUBSTRATE, DISPLAY SUBSTRATE, DISPLAY PANEL AND DISPLAY APPARATUS

BOE TECHNOLOGY GROUP CO.,...

8. A display substrate, comprising:a black matrix having a plurality of black matrix alignment marks arranged thereon; and
a color film layer formed on the black matrix by aligning the black matrix alignment marks with associated color film layer alignment marks on a color film mask respectively,
wherein each end of an edge on one side of the black matrix has a group of N first black matrix alignment marks arranged thereon, and a spacing between adjacent first black matrix alignment marks is a first spacing; and each end of an edge on the opposing side of the black matrix has a group of N second black matrix alignment marks arranged thereon, and a spacing between adjacent second black matrix alignment marks is a second spacing that is different from the first spacing, where N is an integer greater than 1.

US Pat. No. 10,509,253

COLOR CONVERSION PANEL AND DISPLAY DEVICE INCLUDING THE SAME

SAMSUNG DISPLAY CO., LTD....

1. A color conversion panel comprising:a substrate;
a first color conversion layer, a second color conversion layer, and a transmission layer provided on the substrate;
a first scatterer layer provided between the first color conversion layer and the second color conversion layer, and a second scatterer layer provided between the second color conversion layer and the transmission layer; and
a light filter layer provided between the first scatterer layer and the first color conversion layer, between the first scatterer layer and the second color conversion layer, between the second scatterer layer and the second color conversion layer, and between the second scatterer layer and the transmission layer.

US Pat. No. 10,509,250

CHOLESTERIC LIQUID CRYSTAL WRITING BOARD

IRIS OPTRONICS CO., LTD.,...

1. A cholesteric liquid crystal writing board, comprising:a cholesteric liquid crystal device comprising a cholesteric liquid crystal layer, wherein the cholesteric liquid crystal device has a light-entering surface and a light-emitting surface disposed corresponding to the light-entering surface;
a photo-sensing array layer disposed at one side of the light-emitting surface of the cholesteric liquid crystal device, wherein the photo-sensing array layer comprises a plurality of gate control lines and a plurality of mode control lines, the gate control lines and the mode control lines are intersected to define a plurality of light-sensing areas arranged in an array, and each of the light-sensing areas is configured with a switch element and a light-sensing element;
a mode control unit comprising a main control circuitry and a plurality of mode switches coupled to the main control circuitry, wherein each of the mode switches is coupled to one of the mode control lines correspondingly, and the main control circuitry controls each of the mode switches to be switched between a voltage output mode and a voltage write mode; and
a sensing signal processing unit coupled to the photo-sensing array layer through the mode switches, wherein when each of the mode switches is in the voltage output mode, at least one of the light-sensing elements of the photo-sensing array layer senses a luminous flux change so as to generate a sensing signal, and the sensing signal processing unit receives the sensing signal and generates position data of the light-sensing element, which generates the sensing signal, in the photo-sensing array layer accordingly.

US Pat. No. 10,509,248

BACK COVER INTEGRATED WITH LIGHT GUIDE PLATE AND METHOD OF MANUFACTURING THE SAME, AND BACK LIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME

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

1. A back cover for a display device integrated with a light guide plate, comprising:a cover glass having a chamfer type corner portion;
a reflective sheet attached onto the cover glass;
the light guide plate attached onto the cover glass covering the reflective sheet; and
a light guide plate coupling member between the light guide plate and the cover glass,
wherein the light guide plate coupling member is arranged at an edge of the light guide plate.

US Pat. No. 10,509,247

BACK PANEL ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME

BOE TECHNOLOGY GROUP CO.,...

1. A display device comprising:a display panel; and
a back panel assembly comprising:
a back panel; and
a circuit board disposed on the back panel;
wherein the back panel comprises:
a first plate;
a second plate opposite to the first plate; and
an insulating material layer interposed between the first and second plates,
wherein the second plate comprises a cutout portion such that the insulating material layer comprises an exposed portion exposed by the cutout portion,
wherein the circuit board is disposed on the exposed portion of the insulation material layer,
wherein a fixing member is formed on the exposed portion of the insulation material layer and configured to fix the circuit board, and
wherein the fixing member comprises a snap structure, and the circuit board is provided with a first hole cooperating with the snap structure, the fixing member being made of a same material as that of the insulating material layer and being formed integrally with the insulating material layer by molding,
wherein the display panel is positioned on a side of the first plate of the back panel, and the circuit board is configured to control the display panel.

US Pat. No. 10,509,246

DISPLAY PANEL AND DRIVING AND MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE

BOE Technology Group Co.,...

1. A display panel, comprising:a base substrate;
a dielectric layer disposed on the base substrate;
a refractive index variable layer disposed on a side of the dielectric layer away from the base substrate;
a color filter layer disposed on a side of the dielectric layer away from the refractive index variable layer; and
a reflective layer disposed on a side of the color filter layer away from the dielectric layer,
wherein a side of the refractive index variable layer away from the base substrate is a light incident side; the refractive index variable layer is in contact with the dielectric layer and has a contact surface with the dielectric layer, and the refractive index variable layer is configured to change a refractive index thereof so that light entering from the light incident side is totally reflected or transmitted at the contact surface,
the color filter layer comprises a black filter and/or a chromatic filter for display.

US Pat. No. 10,509,244

OPTICAL SWITCHES AND ROUTERS OPERATED BY PHASE-CHANGING MATERIALS CONTROLLED BY HEATERS

GLOBALFOUNDRIES INC., Gr...

1. A structure comprising:a first waveguide core;
a first phase change layer arranged proximate to the first waveguide core, the first phase change layer comprised of a phase change material having a first state with a first refractive index at a first temperature and a second state with a second refractive index at a second temperature; and
a first heater proximate to the first phase change layer, the first heater configured to selectively transfer heat to the first phase change layer for transitioning between the first state and the second state.

US Pat. No. 10,509,243

BIAS CONTROL OF OPTICAL MODULATORS

Elenion Technologies, LLC...

1. An optical modulator apparatus comprising:an optical modulator circuit comprising:
an input optical port for receiving input light;
an output optical port configured to provide output modulator light and tapped light;
first and second modulator arms each optically connecting the output optical port to the input optical port; and,
a plurality of electrodes comprising a first bias electrode coupled to the first modulator arm and a second bias electrode coupled to the second modulator arm, the plurality of electrodes configured to adjust, responsive to a bias signal, optical phase of light propagating in one of the first and second modulator arms relative to the other of the first and second modulator arms, and to separately modulate light propagating in the first and second modulator arms with one or more dither signals;
a monitor photodiode (PD) disposed to receive the tapped light and to output a PD signal responsive thereto;
a controller operatively coupled to the plurality of bias electrodes and configured to:
provide to the first bias electrode a first dither signal S1 oscillating at a first dither frequency f1 and a second dither signal S2 oscillating at a second dither frequency f2?f1;
provide to the second bias electrode a third dither signal S3 oscillating at the first dither frequency f1 and a fourth dither signal S4 oscillating at the second dither frequency f2, wherein the third dither signal S3 is shifted in phase with respect to the first dither signal by 90 degrees, and the fourth dither signal S4 is shifted in phase with respect to the second dither signal by (?90) degrees; and,
provide the bias signal to at least one of the plurality of bias electrodes;
a phase-sensitive dither detector disposed to receive the PD signal and configured to detect therein a dither signal at a difference frequency f12=|f1?f2| and to output at least one feedback signal responsive to an optical phase difference between the first and second modulator arms;
wherein the controller is configured to adjust the bias signal responsive to the at least one feedback signal.

US Pat. No. 10,509,241

OPTICAL DISPLAYS

ROCKWELL COLLINS, INC., ...

1. An apparatus for providing light from a light source to an eye location, comprising:a substrate having a first glass layer and a second glass layer;
a first set of fold gratings disposed between the first glass layer and the second glass layer in the substrate arranged to receive light from the light source and to diffract the received light in a first direction as first diffracted light for propagation in the substrate; and
a second set of output gratings disposed between the first glass layer and the second glass layer in the substrate arranged to receive the first diffracted light and to diffract the first diffracted light in a second direction as second diffracted light to the eye location, wherein the first direction is different from the second direction, wherein the first set of fold gratings, the second set of output gratings, the first glass layer and the second glass layer are part of a same waveguide structure.

US Pat. No. 10,509,240

LIGHT-EMITTING DIODE GLASSES, CONTROL SYSTEM FOR MULTIPLE LIGHT-EMITTING DIODE GLASSES, AND CONTROL METHOD THEREFOR

NEOFECT CO., LTD., Yongi...

1. A pair of light emitting diode eyeglasses comprising:an eyeglass frame that comprises:
a control unit;
a front frame comprising a plurality of light emitting diodes; and
a pair of leg frames, each of which includes a first end attached to the front frame and a second end that is opposite to the first end and configured to be positioned on each ear of a user; and
a communication module configured to communicate one or more pattern data with a control terminal unit,
wherein each second end of the pair of leg frames comprises a power supply unit, and the power supply unit is configured to supply electric power to the plurality of light emitting diodes of the front frame, the communication module, and the control unit,
wherein the control unit is configured to control the plurality of light emitting diodes of the front frame to display the pattern data over the plurality of light emitting diodes,
wherein the front frame comprises a plurality of openings for securing a field of view of a front side of the user,
wherein the plurality of openings are arranged in a plurality of lines, each line of the lines of openings is parallel along a lengthwise direction of the front frame, the lines of openings are positioned at each of a left-center portion and a right-center portion of the front frame, the left-center portion and right-center portion are configured to correspond to a left eye position and right eye position of the user, respectively, and the lines of openings are positioned with a first longitudinal interval,
wherein the plurality of light emitting diodes are arranged as a matrix shape with a second transverse interval and a second longitudinal interval, and
wherein each line of the lines of openings is arranged between each line of the plurality of light emitting diode by the first longitudinal interval that is same as the second longitudinal interval.

US Pat. No. 10,509,239

ACCESSORY MOUNT FOR GOGGLES

Symbiotic, LLC, Elsmere,...

1. An accessory mount for attaching to goggles worn on the face, the goggles comprising an inner strap and an outer strap, and the accessory mount comprising a body and a mounting structure, wherein:the body comprises a facial section, a cushion, an inner slit, and an outer slit, wherein:
the inner slit is configured such that the inner strap of the goggles is capable of being inserted through the inner slit;
the outer slit is configured such that the outer strap of the goggles is capable of being inserted through the outer slit;
the facial section is contoured to fit the face; and
the cushion is affixed to a surface of the facial section and is configured to rest against the face; and
the mounting structure mechanically coupled to the body and is configured such that an accessory is capable of being removably affixed to the mounting structure.

US Pat. No. 10,509,236

OPHTHALMIC DEVICE MOLDS AND RELATED METHODS

CooperVision Internationa...

1. An ophthalmic contact lens mold member including a molding surface configured to form an entire anterior or posterior surface of a contact lens, the molding surface comprising:(a) a distinct first portion formed of a first polymer, wherein the first polymer is water-soluble, and wherein the distinct first portion is configured to come into direct contact with a polymerizable composition to cast mold a first region of the anterior or posterior surface of the contact lens; and
(b) a distinct second portion formed of a second polymer that is different from the first polymer, wherein the second polymer is essentially insoluble in water, and wherein the distinct second portion is configured to come into direct contact with the polymerizable composition to cast mold a second region of the same anterior or posterior surface of the contact lens, and is configured, in combination with the distinct first portion, to form the entire anterior or posterior molding surface, and wherein the combination of the distinct first portion and the distinct second portion are configured to come into direct contact with the polymerizable composition to cast mold the entire anterior or posterior surface of the contact lens.

US Pat. No. 10,509,234

LENS DRIVING APPARATUS WITH CLOSED-LOOP ANTI-SHAKE STRUCTURE

TDK TAIWAN CORP., Yangme...

1. A lens driving apparatus with a closed-loop anti-shake structure, comprising:a lens holder carrying a lens;
a frame receiving the lens holder;
a driving module configured for driving the lens holder to relatively move with respect to the frame;
an anti-shake module configured for driving the frame to relatively move with respect to a support; and
a first optical module and a first optical reference respectively disposed at the support and the lens holder, the first optical module sensing a relative movement of the first optical reference so as to sense a movement of the lens holder in a direction of a first axis.

US Pat. No. 10,509,232

STEREOSCOPIC IMAGE DISPLAY DEVICE USING SPATIAL-DIVISIONAL DRIVING AND METHOD OF DRIVING THE SAME

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

1. A stereoscopic image display device, comprising:a display panel including a plurality of pixels arranged in odd-numbered pixel lines and even-numbered pixel lines;
a patterned retarder configured to transmit light from the display panel as a first polarization component and a second polarization component;
a data driving circuit configured to drive data lines of the display panel;
a gate driving circuit configured to drive gate lines of the display panel, the gate lines including a plurality of odd-numbered gate lines and a plurality of even numbered gate lines;
a three-dimensional (3D) formatter configured to:
receive a frame of input 3D image data having a first eye image data and a second eye image data alternately arranged;
separate the frame of input 3D image data into the first eye image data and the second eye image data; and
arrange the separated first eye image data and second eye image data according to a vertical k-divisional operation to generate a top and down type original frame, where k is a positive even number, the top and down type original frame comprising:
the first eye image data arranged in a first set of contiguous lines; and
the second eye image data arranged in a second set of contiguous lines, the second set of contiguous lines beginning immediately subsequently to the first set of contiguous lines; and
a timing controller configured to:
receive timing signals at an input frame frequency f from a 3D processor;
divide the top and down type original frame from the 3D formatter directly into k sub-fields with time-divisional driving so that each odd-numbered sub-field has at least a portion of the arranged first eye image data and each even-numbered sub-field has at least a portion of the arranged second eye image data; and
control the data driving circuit and the gate driving circuit at a frame frequency N×f based on the k sub-fields, where N is a positive number equal to or greater than 2, such that:
at a first time period in one frame, the gate driving circuit sequentially supplies odd-numbered scan pulses respectively to the odd-numbered gate lines only in a first sub-field to display the arranged first eye image data in the first sub-field on the odd-numbered pixel lines of the display panel in the first sub-field only, without supplying any scan pulse to any of the even-numbered gate lines; and
then, at a second time period in the one frame and subsequent to the first time period, the gate driving circuit sequentially supplies even-numbered scan pulses respectively to the even-numbered gate lines only in a second sub-field to display the arranged second eye image data in the second sub-field on the even-numbered pixel lines of the display panel in the second sub-field only, without supplying any scan pulse to any of the odd-numbered gate lines.

US Pat. No. 10,509,231

OPPOSED GRATINGS IN A WAVEGUIDE DISPLAY

Facebook Technologies, LL...

1. An output waveguide comprising:one or more gratings configured to couple image light propagating along an input wave vector into a waveguide body that includes a first surface and a second surface that is opposite to the first surface;
a first grating coupled to the first surface of the waveguide body; and
a second grating coupled to the second surface of the waveguide body and positioned opposite to the first grating, at least one of the first grating and the second grating configured to output the image light to an eyebox, the output image light propagating along an output wave vector that matches the input wave vector, wherein wave vectors associated with the one or more gratings, the first grating, and the second grating include at least two wave vectors that have different magnitudes.

US Pat. No. 10,509,229

LIGHT GUIDE DEVICE AND DISPLAY APPARATUS

SEIKO EPSON CORPORATION, ...

1. A light guide device comprising:a transparent light guide portion that guides light beams incident from one end side to a light-emitting portion,
wherein the light guide portion includes
a first surface that extends from the one end side on which the light beams are incident toward another end side in a first direction,
a second surface that extends in the first direction and in parallel to the first surface in one side of a second direction intersecting with the first direction,
a third surface that is positioned between the first surface and the second surface at the another end side of the light guide portion, and
a plurality of partial reflection surfaces that are disposed along the first direction between the first surface and the second surface and are inclined at the same angle from a normal direction with respect to the second surface toward the one end side when viewed from a third direction intersecting with the first direction and the second direction, and
wherein the third surface is a surface with an anti-reflection structure and is parallel to at least one of the plurality of partial reflection surfaces.

US Pat. No. 10,509,228

LOW FIELD MYOPIA FOR ARTIFICIAL REALITY SYSTEMS

Facebook Technologies, LL...

1. A head-mounted display (HMD) comprising:an optical assembly configured to direct image light to an eye-box of the HMD, the eye-box corresponding to a location of a user's eye; and
an electronic display configured to emit the image light, the electronic display positioned with respect to an optical axis of the HMD such that a first portion of the image light emitted by a first portion of the electronic display and a second portion of the image light emitted by a second portion of the electronic display appear to originate at different distances from the optical assembly,
wherein the optical assembly generates a first image plane at a first focal distance by propagating the first portion of the image light and a second image plane at a second focal distance by propagating the second portion of the image light.

US Pat. No. 10,509,227

HEAD UP DISPLAY DEVICE AND SYSTEM

BOE TECHNOLOGY GROUP CO.,...

1. A head up display device comprising:a first display image generator configured to generate a first linearly polarized light containing a first image;
a second display image generator configured to generate a second linearly polarized light containing a second image; wherein the first image is a left-eye image and the second image is a right-eye image, and the polarization direction of the first linearly-polarized light is perpendicular to the polarization direction of the second linearly-polarized light;
a first polarizing beam splitter configured to combine the first linearly polarized light and the second linearly polarized light; and
an optical component containing a plurality of reflective imaging elements, wherein the optical component is configured to reflect the first image and the second image into a user's eye,
wherein the first display image generator and the second display image generator are arranged in mirror image with respect to the first polarizing beam splitter, and the time when the first linearly polarized light propagates from the first display image generator to the first polarizing beam splitter is the same as the time when the second linearly polarized light propagates from the second display image generator to the first polarizing beam splitter, thereby ensuring that the first image and the second image generated by a same image to be displayed simultaneously propagate to the user's eye.

US Pat. No. 10,509,224

APPARATUS AND METHOD FOR SUPRESSING DOUBLE IMAGES ON A COMBINER HEAD-UP DISPLAY

HONEYWELL INTERNATIONAL I...

1. A head-up display system for overlaying a projected image onto an external scene image, the head-up display system comprising:a combiner having a first surface and a second surface and including a uniaxially absorbing polarizing structure disposed on the combiner to define the first surface or within the combiner between the first surface and the second surface;
a polarized image generation system configured to project polarized light onto the combiner; and
wherein the uniaxially absorbing polarizing structure has a local absorption axis that is substantially aligned at each point of the uniaxially absorbing polarizing structure with a refracted propagation direction of the external scene image transmitted through the combiner toward a design eye point for the head-up display system, the combiner configured to reflect from the first surface a first portion of the polarized light from the image generation system toward a design eye point for the head-up display system, and the uniaxially absorbing polarizing structure configured to substantially absorb a second portion of the polarized light from the image generation system.

US Pat. No. 10,509,221

HOLGRAPHIC DISPLAY DEVICE AND HOLOGRAPHIC DISPLAY METHOD

BOE TECHNOLOGY GROUP CO.,...

1. A holographic display device, comprising:at least one light-source generator, each including:
a laser device unit including at least one laser device, configured to irradiate laser light;
a light expander unit including at least one light expander, configured to expand the laser light from the at least one laser device into a plurality of beams of light; and
a light condenser unit including at least one light condenser, configured to condense the plurality of beams of light from the at least one light expander to generate a pair of virtual light sources capable of alternately emitting light at a predetermined frequency, wherein:
the at least one light condenser includes two convex lenses and two first reflectors corresponding to the two convex lenses, respectively,
principal optical axes of the two convex lenses intersect with or are perpendicular to a principal optical axis of a collimator lens,
reflective surfaces of the two first reflectors are configured to face toward the light expander unit and form an angle with a light exiting direction of the light expander unit,
the plurality of beams of light from the light expander unit are formed in parallel and directed to the reflective surfaces of the two first reflectors, respectively,
the reflective surfaces of the two first reflectors reflect the received light toward the two corresponding convex lenses, respectively,
the two convex lenses converge the plurality of beams of light reflected by the two first reflectors respectively to provide two initial light sources,
the light-source generator further includes a second reflector disposed between the two convex lenses,
the second reflector is configured to reflect the light from the two initial light sources to the collimator lens, and
the initial light sources directed toward the collimator lens are configured to form the virtual light sources.

US Pat. No. 10,509,220

ELECTROWETTING CELL CONSTRUCTS

ABL IP HOLDING LLC, Cony...

1. An electrowetting cell comprising:a non-transparent substrate that includes a well filled with at least one fluid and an external contact surface that is outside of the electrowetting cell, the substrate being formed of ceramic or fiberglass mesh infused with resin and extending laterally around the well to enclose sides of the well;
a control channel electrode connection pad on the external contact surface;
a common electrode connection pad on the external contact surface;
a first plate coupled to the substrate to seal a top of the well and residing in an optical active area through which light is transmitted or reflected;
a second plate coupled to the substrate to seal a bottom of the well and residing in the optical active area, wherein at least one of the first plate and the second plate is transparent;
a control channel electrode on the substrate configured to control a shape of the at least one fluid via an electric field;
a common electrode;
a control channel electrode interconnect connected to the control channel electrode and the control channel electrode connection pad; and
a common electrode interconnect connected to the common electrode and the common electrode connection pad.

US Pat. No. 10,509,218

INFORMATION PROCESSING APPARATUS, IMAGING CONTROL METHOD, PROGRAM, DIGITAL MICROSCOPE SYSTEM, DISPLAY CONTROL APPARATUS, DISPLAY CONTROL METHOD, AND PROGRAM INCLUDING DETECTION OF A FAILURE REQUIRING REIMAGING

Sony Corporation, Tokyo ...

1. An information processing apparatus comprising:a processing device including a computer and a memory containing instructions for performing a process including:
detecting a failure requiring reimaging relating to an image captured using a digital microscope by evaluating the image;
generating, if the failure was detected, setting information for setting an imaging condition for reimaging, wherein the processing device determines whether the failure requiring reimaging has been detected and, in response to determining that the failure requiring reimaging has been detected, generates the setting information for setting the imaging condition for automatic reimaging, wherein the image is captured by the digital microscope using imaging conditions including an original imaging sequence for capturing individual images of different areas within an imaging area to be captured and wherein generating setting information for reimaging includes resetting the imaging conditions from the original imaging sequence to a newly set imaging sequence for capturing individual images of different areas within the imaging area to provide reset imaging conditions, wherein the newly set imaging sequence is different from the original imaging sequence that was used when the failure was detected; and
controlling the digital microscope to perform reimaging in response to the reset imaging conditions, wherein detecting a failure requiring reimaging includes detecting an edge, in a predetermined direction, in a composite image generated by combining a plurality of images, calculating a length of the edge in the predetermined direction, and determining a combining failure when the calculated length exceeds a predetermined length.

US Pat. No. 10,509,216

SPECIMEN PROCESSING SYSTEMS AND METHODS FOR ALIGNING SLIDES

VENTANA MEDICAL SYSTEMS, ...

1. A specimen processing system, comprising:a slide ejector assembly including a carrier handler portion, a slide ejector, and a slide staging device,
the carrier handler portion comprising (a) a carrier receiver comprising a slide carrier configured to hold one or more slides, wherein the carrier receiver is rotatable from a loading position where one or more slides are in a substantially vertical orientation to an intermediate position where the one or more slides are in a substantially horizontal position, wherein the loading position and the intermediate position are offset about 90 degrees from one another, (b) a receiver rotator device, and (c) a carriage movably coupled to a vertical rail; wherein the receiver rotator device is configured to rotate the carrier receiver from the loading position to the intermediate position, and wherein the carriage movably coupled to the vertical rail is configured to vertically move the slide carrier along the vertical rail in the intermediate position to an unloading position between the slide ejector and the slide staging device;
the slide staging device including a standby platform, and a slide alignment device configured to move a slide at the standby platform from a misaligned position to an aligned position; and
wherein the slide ejector comprises a drive mechanism in communication with an ejector element adapted to individually transfer one slide of the one or more slides from the slide carrier in the substantially horizontal orientation to the standby platform.

US Pat. No. 10,509,215

LIGHT-FIELD MICROSCOPE

OLYMPUS CORPORATION, Tok...

1. A light-field microscope comprising:an illumination optical system that radiates excitation light onto a sample;
a detection optical system including an objective lens that collects fluorescence generated in the sample as a result of the sample being irradiated with the excitation light by the illumination optical system, an image-acquisition element that acquires an image of the fluorescence collected by the objective lens, and a microlens array disposed between the image-acquisition element and the objective lens; and
a processor configured to generate a three-dimensional fluorescence image of the sample based on a single fluorescence image acquired by the image-acquisition element,
wherein the illumination optical system radiates a beam of the excitation light onto the sample in a direction substantially perpendicular to an optical axis of the objective lens, the beam having a predetermined beam width in a direction of the optical axis, and the predetermined beam width including a focal plane of the objective lens and being adapted to a depth of the three-dimensional fluorescence image.

US Pat. No. 10,509,214

METHOD FOR DETECTING DEFECTS AND ASSOCIATED DEVICE

Soitec, Bernin (FR)

1. A method for determining a size of a void-type defect in a top side of a structure comprising a top layer placed on a substrate, the defect being located in the top layer, the method comprising:a) a step of introducing the structure into a reflected darkfield microscopy device in order to generate, from a light ray scattered by the top side, a defect-related first signal and a roughness-related second signal; and
b) a step of capturing, with a plurality of pixels, the intensity of the roughness-related second signal;
c) a processing step including comparing the intensity captured by each pixel with the intensities captured by neighboring pixels and defining whether the pixel is contained in an abnormal zone;
d) a step of extracting the standard deviation of the intensity values captured by the pixels of the abnormal zone; and
e) a step of determining the actual size of the void-type defect associated with the abnormal zone, from the extracted standard deviation of the intensity values captured by the pixels contained in the abnormal zone, the determining step being carried out by applying a correlation curve relating the standard deviation of the intensity values captured by the pixels contained in the abnormal zone and size of the void-type defects.

US Pat. No. 10,509,212

IMAGING OPTICAL SYSTEM, PROJECTION DISPLAY DEVICE, AND IMAGING APPARATUS

FUJIFILM Corporation, To...

1. An imaging optical system consisting of, in order from a magnification side to a reduction side:a first optical system; and
a second optical system,
wherein the second optical system forms an intermediate image at a position conjugate to a reduction side imaging surface,
wherein the first optical system re-forms the intermediate image on a magnification side imaging surface, and
wherein the second optical system consists of, in order from the magnification side, a first positive lens, a cemented lens having a positive refractive power as a whole, and a second positive lens, in which the cemented lens includes at least one negative lens and at least one positive lens.

US Pat. No. 10,509,211

OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS HAVING THE SAME

CANON KABUSHIKI KAISHA, ...

1. An optical system comprising a protection cover made of resin and a lens portion arranged in order from an object side to an image side,wherein the protection cover includes an aspherical surface whose shape from an optical axis to a peripheral portion is continuously changed, and
wherein the following conditional expressions are satisfied:
0.05<|sag1/tc|<5.00, and
0.00<|fa/fc|<0.25,
where 2×ha represents an effective diameter of the aspherical surface, sag1 represents a distance in a direction of the optical axis between the aspherical surface and a reference spherical surface of the aspherical surface at a position where the height from the optical axis is ha, tc represents a thickness of the protection cover on the optical axis, fc represents a focal length of the protection cover, and fa represents a focal length of the lens portion when the lens portion is a prime lens or a focal length of a zoom lens at a wide angle end when the lens portion is the zoom lens.

US Pat. No. 10,509,209

ZOOM DUAL-APERTURE CAMERA WITH FOLDED LENS

Corephotonics Ltd., Tel ...

1. A Tele sub-camera, comprising:a) a Tele lens module;
b) a reflecting element; and
c) a Tele image sensor,
wherein the Tele lens module comprises a Tele lens with a group of lens elements along a Tele lens symmetry axis, wherein the reflecting element is operable to fold light arriving along the first optical path from an object side to a second optical path substantially parallel to the Tele lens symmetry axis toward the Tele image sensor, wherein the lens elements are designed to have respective diameters that do not substantially exceed a Tele lens aperture diameter, and wherein a height of the Tele sub-camera is smaller than 1.25×(1+the Tele lens aperture diameter).

US Pat. No. 10,509,207

CAMERA SYSTEM FOR A VEHICLE, MIRROR REPLACEMENT SYSTEM COMPRISING SUCH CAMERA SYSTEM, AND DRIVER ASSISTANCE SYSTEM COMPRISING SUCH SYSTEM

1. A mirror replacement system, wherein the mirror replacement system is part of a commercial vehicle, and comprising a camera system for a vehicle, wherein the camera system comprises a capturing unit including an optical element and an image sensor having an image sensor surface and adapted to capture a section of a vehicle environment,wherein
the optical element has a distortion with a distortion curve r=f(?), wherein r is the distance from an object point depicted on the image sensor surface to the intersection point of the optical axis with the image sensor surface, and a is the angle between the optical axis of the optical element and the beam incident in the optical element from the object point,
the distortion curve r=f(?) for rw=f (?w) has a turning point (?w; rw) within 0 for the curvature of the distortion curve
r?=f?(?)<0 for 0° r?=f??(?)>0 for ?w wherein:
the capturing unit is adapted to capture at least one of the field of vision of a main mirror, or the field of vision of a wide angle mirror on a side of the commercial vehicle, or the field of vision of a (close-)proximity mirror, or the field of a front mirror, the capturing unit is prefer-ably adapted to capture both the field of vision of a main mirror and the field of vision of a wide angle mirror on the same side of the commercial vehicle,
the optical axis of the optical element of the capturing unit intersects the field of vision or one of the fields of vision,
the optical axis of the optical element crosses one of the fields of vision in an intersection point (S) at a maximal distance of 5 m to a lateral boundary line of the vehicle, where-in the lateral boundary line is an intersecting line of a plane in parallel to the central longitudinal plane of the vehicle, which plane passes through a lateral outermost point of the vehicle, with the horizontal plane road.

US Pat. No. 10,509,206

OPTICAL IMAGING LENS

GENIUS ELECTRONIC OPTICAL...

1. An optical imaging lens, comprising a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element, and an eighth lens element sequentially arranged along an optical axis from an object side to an image side, each of the first lens element to the eighth lens element comprising an object-side surface facing toward the object side and allowing imaging rays to pass through and an image-side surface facing toward the image side and allowing the imaging rays to pass through, wherein:the first lens element has positive refracting power;
the second lens element has positive refracting power;
an optical axis region of the object-side surface of the fifth lens element is concave, and a periphery region of the image-side surface of the fifth lens element is convex;
an optical axis region of the object-side surface of the sixth lens element is convex;
an optical axis region of the object-side surface of the seventh lens element is convex;
materials of the third lens element, the fourth lens element, and the eighth lens element are plastic; and
the eight lens elements are the only lens elements having refracting power in the optical imaging lens.

US Pat. No. 10,509,202

OPTICAL IMAGING LENS SYSTEM, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE

LARGAN Precision Co., Ltd...

1. An optical imaging lens system comprising six lens elements, the six lens elements being, in order from an object side to an image side:a first lens element having negative refractive power;
a second lens element;
a third lens element;
a fourth lens element having an image-side surface being convex in a paraxial region thereof;
a fifth lens element having positive refractive power; and
a sixth lens element having an object-side surface being convex in a paraxial region thereof;
wherein the optical imaging lens system has a total of six lens elements, a focal length of the optical imaging lens system is f, an axial distance between the third lens element and the fourth lens element is T34, an axial distance between the fifth lens element and the sixth lens element is T56, an axial distance between an object-side surface of the first lens element and an image-side surface of the sixth lens element is TD, a central thickness of the fifth lens element is CTS5, a central thickness of the sixth lens element is CT6, and the following conditions are satisfied:
0 0 1.20

US Pat. No. 10,509,198

LEVER SYSTEM FOR DRIVING MIRRORS OF A LIDAR TRANSMITTER

DiDi Research America, LL...

1. A device for beam steering in a Light Detection and Ranging (LiDAR) system of an autonomous vehicle, the device comprising:a mirror comprising:
a reflective surface; and
a supporting beam, wherein the supporting beam is configured to rotate the reflective surface by force being applied to the supporting beam;
a combdrive actuator, wherein:
the combdrive actuator is configured to apply a torque to the supporting beam; and
the supporting beam is mechanically between the combdrive actuator and the reflective surface;
a lever mechanically coupling the combdrive actuator with the supporting beam, wherein the lever is configured to apply a force to the supporting beam;
a hinge coupling the lever with the supporting beam, wherein the hinge is configured to allow for articulated movement between the lever and the supporting beam; and
an actuator with a spring configured to harmonically oscillate the mirror about a first axis, wherein the supporting beam is configured to rotate the reflective surface about a second axis, and wherein the first axis is not parallel to the second axis.

US Pat. No. 10,509,197

METHOD OF COOLING FULL DISPLAY MIRROR

GENTEX CORPORATION, Zeel...

1. A rearview assembly for a vehicle, the rearview assembly comprising:a rearview device;
a processor;
a housing supporting the rearview device and processor, the housing defining a recess therein;
an air moving device operably coupled with the housing and configured to draw cool air from an area exterior to the housing into the recess past a radiator with fins, the radiator being in thermal communication with a heat sink adjacent at least one of the rearview device and the processor.

US Pat. No. 10,509,196

LENS BARREL

Panasonic Intellectual Pr...

1. A lens barrel comprising:a first frame that has an approximately cylindrical shape;
a second frame that has an approximately cylindrical shape arranged radially inward of the first frame, the second frame being movable relative to the first frame;
a third frame that has an approximately cylindrical shape arranged radially inward of the second frame, the third frame being not rotatable relative to the first frame and rotatable relative to the second frame; and
a fourth frame that has an approximately cylindrical shape arranged radially outward of the first frame and is not movable relative to the second frame in an optical axis direction such that the forth frame is axially fixed relative to the second frame.

US Pat. No. 10,509,192

CAMERA SYSTEM COMPRISING A ZOOM LENS AND A LINEAR ENCODER

LEICA GEOSYSTEMS AG, Hee...

1. A laser tracker adapted to track a target and comprising a camera system for imaging said target, comprising a zoom lens for use in a surveying device, the camera system comprising:a tubular guide system having a tube body, which defines a tube interior having an interior surface and an optical axis, wherein the tube includes a first guide longitudinal slot,
a sensor module, which is arranged downstream from the guide system, having an optical sensor for acquiring optical radiation,
at least one first carriage on the tube interior surface, each first carriage comprises an optics carrier holding at least one optical element, an elongate driver coupled with the optics carrier, and a first position encoder element on the optics carrier or on the elongate driver
wherein each first carriage is arranged so it is linearly movable in the tube interior along the optical axis by the first driver extending through the first guide longitudinal slot and is mounted by a slide-guided mounting of a sliding element of the first carriage being on the tube interior surface of the tube body, wherein the first carriage is linearly movable essentially without play in a plane through the tube body perpendicular to the optical axis, and
a first drive system that is outside the tubular body and coupled to the driver for moving the first carriage along the optical axis, and
a first scanning sensor positioned for the acquisition of a position of the first position encoder element such that a position-dependent first scanning signal, which is linked to the linear position of the first carriage, can be generated, so that a linear position of the first carriage is derivable, and
wherein the laser tracker is adapted to track the target by means of a measurement laser beam emitted onto a retroreflector of the target and to determine a distance to the target using the measurement laser beam.

US Pat. No. 10,509,191

OPTICAL TERMINATION ENCLOSURE

CommScope Technologies LL...

1. A fiber break-out system for anchoring a protective structure that protects one or more optical fibers, the fiber break-out system comprising:a component defining an open-topped pocket;
a resilient grommet that mounts within the open-topped pocket, the resilient grommet defining a passage for receiving the protective structure, the resilient grommet having a first end and an opposite second end, the first and second ends being curved, wherein the first end has a greater radius of curvature than the second end, wherein the resilient grommet has an outer transverse cross-sectional shape that includes first and second side surfaces that taper inwardly continuously from the first end toward the second end to define a general wedge shape; and
a strap-type securement structure routed over the resilient grommet and around the open-topped pocket for compressing the resilient grommet within the open-topped pocket.

US Pat. No. 10,509,189

TRAY ASSEMBLY FOR A FIBER OPTIC SYSTEM

CommScope Technologies LL...

1. A tray assembly for a fiber optic system to organize optical fibers, the tray assembly comprising:a backbone structure including a plurality of backbone segments that are connected together and are positioned along an expansion/contraction axis of the backbone structure; and
a stack of fiber management trays connected to the backbone structure, each of the fiber management trays being pivotally connected to the backbone segments at a pivot axis;
the backbone segments being moveable relative to one another along the expansion/contraction axis to allow the backbone structure to be moved between an expanded state and a contracted state, the backbone structure having a longer length measured along the expansion/contraction axis in the expanded state as compared to the contracted state, the pivot axes of the fiber management trays being closer together when the backbone structure is in the contracted state as compared to the expanded state.

US Pat. No. 10,509,188

SYSTEM AND METHOD OF FIBER DISTRIBUTION

CommScope Connectivity Be...

1. An enclosure comprising:an active equipment module defining a first sealed interior, the active equipment module also defining a sealed electrical connection location accessible from an exterior of the active equipment module, the sealed electrical connection location providing electrical access to the first sealed interior;
a fiber-to-electrical signal converter sealed within the first sealed interior of the active equipment module, the fiber-to-electrical signal converter being electrically coupled to the sealed electrical connection location;
a fiber management module coupled to the active equipment module, the fiber management module cooperating with the active equipment module to define a second interior, the fiber management module being movable relative to the active equipment module between a closed position and an open position, the second interior being sealed when the fiber management module is disposed in the closed position, the second interior being accessible from an exterior of the enclosure when the fiber management module is in the open position, the fiber management module defining a first sealed fiber connection location and a second sealed fiber connection location accessible from an exterior of the fiber management module, the first and second sealed fiber connection locations providing optical access to the second interior even when the fiber management module is in the closed position; and
an optical circuit extending between the first sealed fiber connection location of the fiber management module and the fiber-to-electrical signal converter, the optical circuit being fully sealed within the enclosure when the fiber management module is disposed in the closed position.

US Pat. No. 10,509,187

UNIVERSAL MULTI-PURPOSE COMPARTMENTALIZED TELECOMMUNICATIONS BOX

PPC BROADBAND, INC., Eas...

1. A compartmentalized enclosure for controlling access to different components in a telecommunications system comprising:a lower housing member shaped to define an outer perimeter portion and a cavity;
a panel member configured to move between a closed panel position, where the panel member prevents access to equipment within the cavity, and an open panel position, where the panel member permits access to the cavity;
wherein the panel member is disposed in the cavity of the lower housing member, and the panel member has a plurality of edges that are shaped to define a inner perimeter portion, the inner perimeter portion and the plurality of edges being configured to match and fit within the outer perimeter portion of the lower housing member so as to form a perimeter matching or substantially perimeter matching portion that prevents access to equipment within the cavity between the inner perimeter portion and the outer perimeter portion when the panel member is in the closed position.

US Pat. No. 10,509,186

THERMALLY-DRAWN FIBER INCLUDING DEVICES

Massachusetts Institute o...

1. A fiber comprising:a fiber body comprising a fiber body material and having a longitudinal axis along a fiber body length;
a plurality of discrete devices disposed as a linear sequence of devices within the fiber body along at least a portion of the fiber body length, each device including at least one electrical contact pad, said fiber body material including fiber body material regions disposed between adjacent devices in the linear sequence of devices, separating adjacent devices with fiber body material;
wherein at a common fiber draw temperature, the fiber body material has a viscosity that is less than about 107 Poise and each device within the fiber body has a viscosity that is greater than about 108 Poise; and
at least one electrical conductor disposed within the fiber body along at least a portion of the fiber body length, the electrical conductor being electrically connected to an electrical contact pad of devices in the plurality of devices within the fiber body.

US Pat. No. 10,509,183

LASER ASSEMBLY PACKAGING FOR SILICON PHOTONIC INTERCONNECTS

Hewlett Packard Enterpris...

1. A method comprising:placing an output side of a laser assembly against an input side of a silicon interposer (SiP) such that each pad in a plurality of pads positioned on the output side of the laser assembly is in contact with a respective solder bump that is also in contact with a corresponding pad positioned on the input side of the SiP, wherein the laser assembly comprises a laser diode and is configured to emit laser light from the output side, and wherein the SiP comprises an input grating configured to redirect the laser light through a silicon layer of the SiP;
heating the solder bumps to at least a first temperature at which the solder bumps change from a solid phase to a liquid phase;
allowing capillary forces of the solder bumps to realign the laser assembly and the SiP while the solder bumps are in the liquid phase; and
cooling the solder bumps to a second temperature below the first temperature such that the solder bumps change from the liquid phase to the solid phase, wherein the solder bumps couple the laser assembly to the SiP when the cooling is completed, wherein the output side of the laser assembly comprises an output grating through which the laser assembly is configured to output the laser light, and wherein a distance between the output grating of the laser assembly and the input grating of the SiP is less than 100 microns when the cooling is completed.

US Pat. No. 10,509,180

FLEXIBLE ROUTING IN A FIBER TRAY FOR USE IN A FIBER OPTIC ASSEMBLY

Ciena Corporation, Hanov...

1. A fiber tray with an adjustable fiber boot exit angle, the fiber tray comprising:one or more trays each comprising a base layer and a retention mechanism for one or more optical fibers at various positions about the base layer, wherein the one or more trays provide management of the one or more optical fibers in a fiber optic assembly;
a fiber boot at an exit point of a tray of the one or more trays, wherein the fiber boot provides an exit for the one or more optical fibers from the fiber tray;
an adjustment mechanism configured to adjust an exit angle of the one or more optical fibers by changing position of the fiber boot, wherein the exit angle is set based on a type of the fiber optic assembly; and
a flexible wall attached to the tray and configured to position the fiber boot based on the adjustment mechanism.

US Pat. No. 10,509,179

CONNECTOR FOR SINGLE OPTIC FIBER CABLE AND CRIMPING TOOL FOR SINGLE OPTIC FIBER CABLE

FURUKAWA ELECTRIC LATAM S...

1. A connector for single optical fiber cable comprising a cable cover which involves traction elements, a fiber cover and an optical fiber, a connector comprising:a tubular anchoring element having a front end, involving a bolt and a back end;
a semi-tubular clamp with side walls, a back wall and a top opening extending by a front end portion of the semi-tubular clamp, inserted and locked in the back end of the tubular anchoring element, and by a back portion of the semi-tubular clamp internally provided with inner teeth, an extension of a cable cover is radially inserted onto the semi-tubular clamp and axially locked, by interference;
a tubular housing involving the anchoring element and the semi-tubular clamp and having a front end involving the semi-tubular clamp, and a back end on which a cap is locked, a connector being characterized by the fact that the semi-tubular clamp's inner teeth are radially protruding inwards, from an internal surface of the back portion of the semi-tubular clamp, to end, each of them, in a cutting edge contained in a plane orthogonal to the semi-tubular clamp's geometric axis and anterior to the cross section of the respective inner teeth.

US Pat. No. 10,509,177

OPTICAL ADAPTER MODULE WITH MANAGED CONNECTIVITY

CommScope Technologies LL...

1. A circuit board arrangement comprising:a system circuit board having a first major side;
a plurality of circuit board connectors disposed in a row at the first major side of the system circuit board;
a plurality of connection modules mounted to the first major surface of the system circuit board at the circuit board connectors, each connection module including an optical adapter that defines a front port and a rear port, each optical adapter also defining an opening leading to an interior of the optical adapter; and
a plurality of module circuit board arrangements each disposed at the opening of a respective one of the optical adapters, each module circuit board arrangement including a media reading interface facing the interior of the respective optical adapter and being accessible by a plug connector received at one of the front and rear ports of the respective optical adapter.

US Pat. No. 10,509,175

OPTICAL SWITCH AND OPTICAL SWITCHING SYSTEM

Huawei Technologies Co., ...

1. An optical switch, wherein the optical switch is disposed on a substrate, and the optical switch comprises:a first waveguide;
a second waveguide;
a first deformable waveguide; and
a first actuator;
wherein the first waveguide is immovable relative to the substrate, and the first waveguide has a first input port (IP1) and a first output port (OP1);
wherein the second waveguide is immovable relative to the substrate, the second waveguide has a second output port (OP2), and the first waveguide and the second waveguide are located in a first plane;
wherein the first deformable waveguide is also located in the first plane, a first section of the first deformable waveguide is fixed relative to the substrate, and a second section other than the first section can deform under control of the first actuator;
when the first deformable waveguide is in a first state, (1) the first deformable waveguide and the first waveguide are optically decoupled, and the first deformable waveguide and the second waveguide are optically decoupled; and (2) the IP1 and the OP1 are optically connected, and the IP1 and the OP2 are optically blocked;
when the first deformable waveguide is in a second state, (1) the first deformable waveguide and the first waveguide are optically coupled, and the first deformable waveguide and the second waveguide are optically coupled; and (2) the IP1 and the OP1 are optically blocked, and the IP1 and the OP2 are optically connected by using the first deformable waveguide; and
wherein the first state is a natural state or a first deformed state of the first deformable waveguide, the second state is a natural state or a second deformed state of the first deformable waveguide, and the first state and the second state are not the natural state at the same time.

US Pat. No. 10,509,174

PHOTONIC INTEGRATION PLATFORM

Cisco Technology, Inc., ...

1. A SOI optical device, comprising:a semiconductor substrate;
an insulation layer disposed on the substrate;
a crystalline silicon layer disposed on the insulation layer and comprising a silicon waveguide; and
a plurality of prongs configured to at least one of receive and transmit optical energy via a coupling surface of the SOI optical device,
wherein the plurality of prongs are positioned such that the optical energy transmitted by the plurality of prongs is transferred to the silicon waveguide,
wherein at least two prongs in the plurality of prongs are located in a first layer while another prong in the plurality of prongs is located in a second layer different from the first layer, and
wherein a dimension of the silicon waveguide changes as the silicon waveguide extends away from the coupling surface.

US Pat. No. 10,509,170

METHOD AND SYSTEM FOR GRATING COUPLERS INCORPORATING PERTURBED WAVEGUIDES

Luxtera, Inc., Carlsbad,...

1. A method for communication, the method comprising:in a semiconductor photonics die comprising a grating coupler comprising rows of perturbed waveguides that have spatially overlapping scatterers along said waveguides:
communicating optical signals into and/or out of said semiconductor photonics die utilizing said grating coupler.

US Pat. No. 10,509,169

SEMICONDUCTOR STRUCTURE AND MANUFACTURING METHOD OF THE SAME

TAIWAN SEMICONDUCTOR MANU...

1. A semiconductor structure, comprising:a gate element, the gate element including:
a gate dielectric layer;
a gate electrode over the gate dielectric layer;
a pair of spacers formed along sidewalls of the gate dielectric layer and the gate electrode; and
a waveguide passing through the gate electrode from a top surface of the gate electrode to a bottom surface of the gate electrode, the waveguide being directly adjacent to the gate electrode; and
a grating coupler structure beneath the waveguide.

US Pat. No. 10,509,168

METHODS AND SYSTEMS FOR OPTICAL FUNCTIONALISATION OF A SAMPLE MADE OF SEMICONDUCTOR MATERIAL

Centre National de la Rec...

1. A process for the in-depth optical functionalization of a sample made of semiconductor material, comprising:the emission of a laser beam formed by pulses of effective duration between 1 ps and 100 ns, having a wavelength in the spectral transparency band of the material;
focusing in depth in the sample of the laser beam, according to a predetermined pattern, the light intensity per pulse in a focal volume of the laser beam being adapted for multiphoton absorption;
measuring the real part of the refractive index of the sample at each point of the pattern;
controlling the number of pulses received per pattern point as a function of said measurement of the real part of the refractive index so as to obtain, at each pattern point, a progressive modification of the real part of the refractive index of the material until a relative variation of the real part of the refractive index is greater than 10?3 in absolute value.

US Pat. No. 10,509,167

OPTICAL PHASE DIFFERENCE CALCULATION USING ANALOG PROCESSING

Hewlett Packard Enterpris...

1. A system for processing one or more optical signals, comprising:a substrate;
an optical source disposed on the substrate that, in operation, emits an optical signal into free space;
a first waveguide formed in the substrate to receive the optical signal from the optical source;
a first coupler disposed on or formed in the substrate to receive a reflected portion of the optical signal;
a second waveguide formed in the substrate to receive the reflected portion of the optical signal from the first coupler;
a second coupler formed in the substrate to mix the optical signal from the first waveguide and the reflected portion of the optical signal from the second waveguide to form a linearly mixed signal;
one or more photodetectors formed in the substrate to convert the linearly mixed signal to an electrical signal; and
a processor electrically coupled to the substrate and programmed to:
convert the electrical signal from a time domain to a frequency domain and determine a phase difference between the optical signal and the reflected portion of the optical signal; and
calculate a distance of an object in the free space from the system based on the phase difference between the optical signal and the reflected portion of the optical signal,wherein the processor comprises:a sampling circuit communicatively coupled to the one or more photodetectors to sample the electrical signal to form a sampled electrical signal;
a first set of dot product engines communicatively coupled to the sampling circuit to receive the sampled electrical signal and to
perform a digital Fourier transform to convert the sampled electrical signal from the time domain to the frequency domain to determine the phase difference between the optical signal and the reflected portion of the optical signal; and
calculate the distance of the object in the free space from the system based on the phase difference between the optical signal and the reflected portion of the optical signal; and
a second set of dot product engines communicatively coupled to the first set of dot product engines and an external interface to receive a plurality of inputs including the distance of the object in the free space and to perform neural network processing to determine a real time action.

US Pat. No. 10,509,166

TUNABLE OPTICAL SOURCE AND OPTICAL MODULE

FUJITSU OPTICAL COMPONENT...

2. A tunable optical source comprising:a substrate;
a light source disposed on the substrate;
a wavelength selecting element configured to select light of a specific wavelength as output light, from light emitted from the light source, in accordance with a control signal;
a wavelength filter including a plurality of output ports, the wavelength filter being disposed on the substrate and being configured to receive a part of the output light and to output light beams to the respective output ports;
a photodetector disposed on the substrate so as to receive the light beam output from one of the plurality of output ports;
an inspection waveguide connecting to the photodetector at one end;
an inspection light input unit for inputting inspection light, the inspection light input unit being provided at another end of the inspection waveguide; and
a control part configured to generate the control signal and to output the control signal to the wavelength selecting element, the control signal being generated based on an inspection signal obtained from the photodetector, and the wavelength selecting element being controlled by the control signal such that a wavelength of the output light becomes equal to a target wavelength.

US Pat. No. 10,509,165

OPTICAL TRANSPOSER ASSEMBLY

HUAWEI TECHNOLOGIES CO., ...

1. An assembly comprising:a fibre array unit optically coupled to a plurality of optical fibres;
an optical transposer including waveguides, the waveguides optically coupling the fibre array unit and a photonic integrated circuit, the photonic integrated circuit disposed independently of the optical transposer via an optical interface and
an optical gain element disposed in a well within the optical transposer, the optical gain element being optically coupled to at least one of the waveguides, the optical gain element providing optical gain to offset optical coupling loss into the at least one waveguide.

US Pat. No. 10,509,163

HIGH-SPEED OPTICAL TRANSMITTER WITH A SILICON SUBSTRATE

Skorpios Technologies, In...

1. An optical transmitter using semiconductor lasers and wavelength-division multiplexing (WDM), the optical transmitter comprising:a substrate, wherein the substrate is silicon;
four gain chips integrated on the substrate;
a plurality of reflectors integrated on the substrate, wherein:
the four gain chips and the plurality of reflectors form a plurality of lasers integrated on the substrate;
there are four lasers per gain chip;
the plurality of lasers are configured to transmit on predetermined optical channels of a WDM protocol; and
each laser per gain chip operates on the same predetermined optical channel of the WDM protocol;
four modulator chips integrated on the substrate, wherein the four modulator chips modulate light generated by the plurality of lasers;
sixteen waveguides integrated on the substrate configured to guide light from the four modulator chips to four multiplexers, wherein each of the four modulator chips is optically coupled with four waveguides of the sixteen waveguides;
the four multiplexers, wherein:
the four multiplexers are integrated on the substrate; and
each of the four multiplexers is configured to receive light from four waveguides of the sixteen waveguides and combine the light from the four waveguides into an optical output; and
four optical outputs, wherein:
the four optical outputs are integrated on the substrate;
there is one optical output for each of the four multiplexers; and
each of the four optical outputs is configured to transmit light of four different frequencies to an optical fiber.

US Pat. No. 10,509,162

FLUID-BASED LIGHT GUIDING STRUCTURE AND FABRICATION THEREOF

Sensor Electronic Technol...

1. A light guiding structure, comprising:at least one ultraviolet transparent fluid region; and
an ultraviolet transparent enclosure having walls to enclose the at least one ultraviolet transparent fluid region, the ultraviolet transparent enclosure including a set of pillars, each pillar extending through the at least one ultraviolet transparent fluid region to directly contact opposing walls of the ultraviolet transparent enclosure, wherein the walls and the set of pillars of the ultraviolet transparent enclosure define a single unitary structure made from a same fluoropolymer-based material.

US Pat. No. 10,509,161

OPTICAL FIBER

SUMITOMO ELECTRIC INDUSTR...

1. An optical fiber including:an optical transmission medium comprising a core and a cladding;
a primary resin layer disposed in contact with the optical transmission medium to coat the optical transmission medium; and
a secondary resin layer coating the primary resin layer,
wherein 1.1 ppm or less of a phosphorus compound and 2.5% by mass or less of a phenol compound based on a total amount of the primary resin layer are contained in the primary resin layer, and
wherein a tin content of the primary resin layer is 10 to 150 ppm.

US Pat. No. 10,509,160

SURFACE LIGHT SOURCE DEVICE AND DISPLAY DEVICE

Mitsubishi Electric Corpo...

1. A surface light source device comprising:a light source substrate in which a plurality of light sources capable of being driven independently of one another are disposed;
a light guide plate provided on the light source substrate to emit, from a specific emission surface, light entered from the plurality of light sources; and
a partition frame having a partition wall to divide the light guide plate into a plurality of cells, wherein
the partition wall of the partition frame partially has a cutout portion,
the light guide plate is connected between adjacent cells through the cutout portion of the partition wall,
a portion of the partition wall extends between the adjacent cells from a surface of the light guide plate opposite to the specific emission surface through the specific emission surface of the light guide plate, and
a height of the partition wall of the partition frame is larger than a thickness of the light guide plate.

US Pat. No. 10,509,157

LIGHTGUIDES WITH PIXELATED IMAGE

3M INNOVATIVE PROPERTIES ...

1. A lightguide centered on an optical axis and adapted to receive an incident light from an input face of the lightguide, the received light propagating within the lightguide along the optical axis, the lightguide comprising:a lightguide body extending along the optical axis, the lightguide body comprising a major side including a pattern of light extracting structures formed thereon, each of the light extracting structures being adapted to receive a portion of the propagating light within the lightguide along the optical axis and extract the received light transversely out of the lightguide, the propagating light illuminating the pattern of light extracting structures for displaying information,
the pattern of light extracting structures comprising a first elongated portion and a second elongated portion, the first elongated portion extending primarily along a first direction substantially parallel to the optical axis, and the second elongated portion extending primarily along a second direction substantially perpendicular to the optical axis,
the first elongated portion comprising a first array of light extracting structures, and
the second elongated portion comprising an elongated light extracting structure extending primary along the second direction thereof.

US Pat. No. 10,509,153

INPUT COUPLING

Akonia Holographics LLC, ...

1. An optical device comprising:a total internal reflection (TIR) waveguide having a first substrate with opposing first and second surfaces and having a second substrate with opposing first and second surfaces; and
a grating medium in the TIR waveguide and interposed between the second surface of the first substrate and the first surface of the second substrate, wherein the grating medium comprises an output coupling device configured to couple light out of the TIR waveguide, wherein the output coupling device comprises at least one diffractive grating, and wherein the first substrate comprises an input coupling face that extends at a non-perpendicular angle from the first surface of the first substrate to the second surface of the first substrate, the input coupling face being configured to couple, via transmission, image light into the TIR waveguide.

US Pat. No. 10,509,152

LIGHT GUIDE PLATE, BACKLIGHT MODULE AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A light guide plate, comprising: a light incident surface, a first light exiting surface, an inclined surface and a second light exiting surface, wherein,the first light exiting surface and the second light exiting surface are connected by the inclined surface,
the first light exiting surface is connected to the light incident surface and higher than the second light exiting surface,
the inclined surface is provided with a protruding structure including a plurality of sub-protruding structures,
the inclined surface is provided thereon with a half-reflective coating to partially, reflect light projected on the inclined surface back into the light guide plate, and
a contact area between the protruding structure and the first light exiting surface is a straight line, a contact area between the protruding structure and the second light exiting surface is a straight line,
wherein distribution density of the sub-protruding structures corresponding to a position of a light source is higher than a distribution density of the sub-protruding structures corresponding to an area between light sources.

US Pat. No. 10,509,146

SUBSTRATE AND FABRICATION METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE

BOE Technology Group Co.,...

1. A substrate, comprising:a base substrate; and
a first organic film and a second organic film, located on the base substrate and configured to be planarization layers, a refractive index of the first organic film being different from that of the second organic film,
wherein the first organic film and the second organic film are configured such that an emergent light from incident light obliquely incident into the substrate and passing through an interface between the first organic film and the second organic film is deflected towards a direction away from the substrate, and
the first organic film and the second organic film are stacked in a manner of one covering another, and an orthographic projection of the first organic film on the base substrate and an orthographic projection of the second organic film on the base substrate are completely overlapped with each other.

US Pat. No. 10,509,145

OPTICAL DEVICE AND METHODS FOR MANUFACTURING THE SAME

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing an optical device, the method comprising:forming a substrate structure including a substrate, an anode layer, a cathode layer, and an intermediate layer between the anode layer and the cathode layer, the intermediate layer being one of a light-emitting layer and a light-absorbing layer;
heating a precursor to form an organic vapor under a pressure condition of from 10?4 Torr to 1 Torr; and
depositing the organic vapor on the substrate structure by organic vapor phase deposition or thermal evaporation to form an array of curved structures by crystallization of the organic vapors, the array of curved structures spaced apart from each other, on the substrate structure, each of the curved structures among the array of curved structures having a curved surface facing away from the surface of the substrate structure;
wherein the curved structures comprise a crystalline organic compound, and
wherein the intermediate layer either emits a first light to the curved structures based on a first voltage between the anode layer and the cathode layer or receives a second light from the curved structures to generate a second voltage between the anode layer and the cathode layer.

US Pat. No. 10,509,144

TWO-DIMENSIONAL SQUARE-LATTICE PHOTONIC CRYSTAL BASED ON CROSS RODS AND ROTATED HOLLOW SQUARE RODS

SHENZHEN UNIVERSITY, She...

1. A 2D square-lattice PhC based on cross rods and rotated hollow square rods, comprising:a high-refractive-index dielectric rod, a cross plate dielectric rod and a low-refractive-index background dielectric rod; said PhC structure is formed by unit cells arranged according to square-lattices; the lattice constant of said square-lattice PhC is a; the unit cell of said square-lattice PhC includes a high-refractive-index rotated hollow square rod, a cross plate dielectric rod and a background dielectric; the outer contour of said hollow square rod is a first rotated square rod with the rotated angle ? of 45° to 65° and a side length b of 0.6 a to 0.75 a; the cross section of the hollow part of said hollow square rod is a second rotated square rod with the rotated angle ? of 25° to 50° and the side length c of 0.33 a to 0.5 a; said first rotated square rod is connected with said cross plate dielectric rod; said cross plate dielectric rod is located in the middle of the square edge of the square-lattice; plate dielectric rods of said cross plate dielectric rod in the horizontal and vertical directions have different widths; the width d of said plate dielectric rod in the horizontal direction is 0.01 a to 0.03 a; and the width e of said plate dielectric rod in the vertical direction is 0.01 a to 0.03 a.

US Pat. No. 10,509,143

METHOD AND SYSTEM FOR COMBINING LOCALIZED WEATHER FORECASTING AND ITINERARY PLANNING

SKY MOTION RESEARCH, ULC,...

1. A computer implemented method for generating itineraries comprising:identifying a departure location and a destination location;
identifying a first probability of a particular type of precipitation occurring at a particular rate at a first intermediary location between the departure location and the destination location;
identifying a second probability of the particular type of precipitation occurring at the particular rate at a second intermediary location between the departure location and the destination location; and
generating an itinerary that includes the first intermediary location or the second intermediary location based on a comparison of the first probability and the second probability.

US Pat. No. 10,509,142

DISTRIBUTED ANALYSIS X-RAY INSPECTION METHODS AND SYSTEMS

Rapiscan Systems, Inc., ...

1. A method for inspecting cargo, wherein the cargo is associated with descriptive information about the cargo, comprising:scanning the cargo, at a first location, wherein the first location comprises:
at least one X-ray inspection system for performing an X-ray scan, wherein the at least one X-ray inspection system is configured to generate data representative of one or more X-ray scan images from the X-ray scan;
a server configured to receive the data representative of the one or more X-ray scan images;
transmitting, using the server at the first location, at least a portion of the data representative of the X-ray scan images to a second location remote from the first location, wherein the second location comprises at least one computing device that is in communication with said first location via a network;
receiving, at the at least one computing device at the second location, the at least a portion of the data representative of the one or more X-ray scan images;
receiving, at the at least one computing device at the second location, data representative of the descriptive information about the cargo;
determining two or more cargo codes using the descriptive information about the cargo;
analyzing, using the at least one computing device at the second location, the at least a portion of the data representative of the one or more X-ray scan images to determine whether the cargo sufficiently corresponds to the descriptive information about the cargo; and
generating, using the at least one computing device at the second location, a status based on whether the cargo sufficiently corresponds to the descriptive information about the cargo.

US Pat. No. 10,509,139

REMOVING NOISE FROM A SEISMIC MEASUREMENT

WESTERNGECO L.L.C., Hous...

1. A method comprising:performing a seismic survey using a towed streamer having at least one sensor;
acquiring a measurement using the at least one sensor during the seismic survey;
using a filter having filtering parameters based at least in part on a dispersion curve of at least one vibration mode of the towed streamer to filter the measurement acquired by the at least one sensor of the streamer; and
using results of the filtering to suppress vibration noise present in the measurement, wherein using the filter and using results of the filtering includes convolving the measurement in a time-spatial domain to suppress the vibration noise, wherein using the results of the filtering further includes generating a vibration noise suppressed signal and applying frequency subband-based decomposition and reconstruction filtering to the vibration noise-suppressed signal.

US Pat. No. 10,509,138

SYSTEM AND METHOD FOR DISCRIMINATING BETWEEN ORIGINS OF VIBRATIONS IN AN OBJECT AND DETERMINATION OF CONTACT BETWEEN BLUNT BODIES TRAVELING IN A MEDIUM

Massachusetts Institute o...

1. A system for accurately detecting contact between two objects in a medium comprising:a first sensor for detecting vibration in a first of the two objects;
a central processing unit (CPU) for receiving an output of the first sensor, and a storage device, wherein the CPU performs the steps of:
executing a calibration subsystem configured to perform a calibration phase comprising the steps of:
converting the output of the first sensor into digital data;
changing the digital data from time domain to frequency domain; and
with the first sensor:
sensing a first instance comprising a contact event between the two objects; and
sensing a second instance comprising a non-contact event between the two objects,
automatically determining from the first instance a first frequency range associated with the first instance, and
automatically determining from the second instance a second frequency range associated with the second instance; and
a signal processor configured to implement a first bandpass filter to produce a first filtered sensor output by filtering the output of the first sensor to remove all data from the output of the first sensor except that which falls within the first frequency range,
wherein the CPU is further configured to store the first frequency range and the second frequency range in the storage device, and sensing the second instance further comprises sensing a pressure wave generated in the medium by the two objects interacting.

US Pat. No. 10,509,137

MONITORING METHOD AND MONITORING SYSTEM

Siemens Healthcare GmbH, ...

1. A method for monitoring the exposure to radiation of medical personnel during an X-ray examination of an examination object with an X-ray apparatus, the method comprising:activating a monitoring unit, wherein activating of the monitoring unit is triggered by an activation of an X-ray source that emits an X-ray beam;
scanning, continuously by the monitoring unit a first three-dimensional volume that comprises a region that is irradiated by the X-ray beam, for objects;
detecting an object;
evaluating whether the object is a human body part that does not correspond to the examination object; and
outputting a signal or a display when a human body part is determined inside the three-dimensional volume that does not correspond to the examination object.

US Pat. No. 10,509,136

DETECTOR SYSTEMS FOR RADIATION IMAGING

Minnesota Imaging and Eng...

1. An imaging apparatus comprising:a front-end detector layer comprising a first array of radiation detector modules configured to image a region of interest within an object;
a back-end detector layer comprising a second array of radiation detector modules configured to image the region of interest within the object;
detector electronics configured for tracking interactions in one or both of the first and second arrays of radiation detector modules using temporal and energy resolution techniques; and
a communications link to a computer imaging system configured to image the region of interest within the object by processing readout data from the detector electronics;
wherein one or both of the front-end and back-end detector layers have temporal and spatial resolution adapted for imaging the region of interest by tracking the interactions from at least one of an x-ray or a gamma radiation source; and
wherein the detector modules in one or both of the first and second array have an edge-on geometry in which at least one of x-ray or gamma radiation are incident upon an edge of a generally planar detector area, the edge having a detector thickness defining an entrance aperture for the radiation and the generally planar area defining an attenuation distance therein.

US Pat. No. 10,509,134

COMPTON CAMERA SYSTEM AND METHOD FOR DETECTING GAMMA RADIATION

Alain Iltis, Troyes (FR)...

1. A detection system for detecting gamma radiation, of Compton camera type, comprising:a source of gamma radiation,
at least one scintillator plate of a scintillator crystal, emitting photons when exposed to said source of gamma radiation, with a rise time to light peak shorter than 1 ns and having a thickness greater than or equal to 5 mm,
an array of segmented photodetectors for detection of said photons, and
a dedicated rapid reading microelectronics, for reading the signal emitted by said segmented photodetectors at said detections,wherein the system is configured for measuring the times of said detections with a time resolution smaller than said rise time to light peak, and thereby perform a discrimination, among the detected photons, between the unscattered photons and the scattered photons, based on their times of detections,wherein the system is further configured for:measuring the spatiotemporal coordinates (X, Y, Z, T) and the energy E in at least two successive positions of a gamma photon when said photon undergoes Compton deviation at a first point A before being absorbed at a second point B, by recognizing circles of unscattered photons corresponding to each scintillation interaction, A and B, according to said discrimination,
an identification of Compton deviation events, by selecting the couples of detections having a delay between said scintillation interactions A and B which is lower than a predetermined threshold, so as to allow a reconstitution of a Compton path within said at least one scintillator plate.

US Pat. No. 10,509,133

RADIATION COUNTING DEVICE AND METHOD OF CONTROLLING RADIATION COUNTING DEVICE

Sony Semiconductor Soluti...

1. A radiation counting device comprising:at least one scintillator configured to generate a photon when radiation is incident;
at least one pixel circuit configured to convert the photon into charge, store the charge over a predetermined period, generate a first analog voltage in accordance with an amount of the stored charge, and output a second analog voltage based on the first analog voltage; and
an analog-to-digital conversion circuit configured to convert the second analog voltage into a digital signal in a predetermined quantization unit less than the analog voltage generated from the one photon.

US Pat. No. 10,509,129

SYSTEMS AND METHODS FOR MAINTAINING A HEALTH-RELATED ACTION DATABASE

adidas AG, Herzogenaurac...

1. A method for maintaining an electronic fitness activity database using a portable fitness monitoring system, the method comprising:receiving first electronic data corresponding to a first fitness activity of a first user on a first computing device, the first computing device comprising a first microprocessor, a first display screen, a first user input, a first satellite positioning system receiver, and a first wireless communication transceiver;
identifying stored electronic data in the electronic fitness activity database in a memory of a remote computing device based on the first electronic data;
wirelessly transmitting, via the first wireless communication transceiver, the first electronic data from the first computing device to the remote computing device;
updating the electronic fitness activity database in the memory of the remote computing device with the first electronic data,
receiving second electronic data corresponding to a second fitness activity of a second user on a second computing device, the second computing device comprising a second microprocessor, a second display screen, a second user input, a second satellite positioning system receiver, and a second wireless communication transceiver;
identifying the stored electronic is data in the electronic fitness activity database in the memory of the remote computing device based on the second electronic data;
wirelessly transmitting, via the second wireless communication transceiver, the second electronic data from the second computing device to the remote computing device; and
updating the electronic fitness activity database in the memory of the remote computing device with the second electronic data,
wherein the first electronic data comprises a description of the first fitness activity, and the second electronic data comprises a description of the second fitness activity.

US Pat. No. 10,509,127

CONTROLLING VEHICLE SENSORS BASED ON ROAD CONFIGURATION

Luminar Technologies, Inc...

1. A method for controlling a first sensor configured to sense an environment through which a vehicle is moving, the method comprising:receiving sensor data generated by one or more sensors of the vehicle as the vehicle moves through the environment;
identifying, by one or more processors and based on at least a portion of the received sensor data, one or more road portions along which the vehicle is expected to travel;
determining, by one or more processors, a configuration of the identified road portions, at least in part by determining a slope of at least one of the identified road portions;
determining, by one or more processors analyzing at least the determined configuration, an elevation angle of a center of a field of regard of the first sensor that satisfies one or more visibility criteria;
causing the first sensor to be adjusted in accordance with the determined elevation angle;
determining, by one or more processors, that, at the determined elevation angle, a sensing distance of the first sensor is less than a threshold distance; and
in response to determining that the sensing distance is less than the threshold distance, causing, by one or more processors, a speed of the vehicle to decrease.

US Pat. No. 10,509,125

METHOD AND DEVICE FOR ACQUIRING DISTANCE INFORMATION

SAMSUNG ELECTRONICS CO., ...

1. A method of acquiring distance information, the method being performed by a device, the method comprising:determining a projecting order of N (where N is a natural number equal to or greater than 3) different projected lights to be sequentially projected onto an object, based on a position of the object and/or an external input;
sequentially projecting the N different projected lights onto the object in the determined projecting order;
obtaining N modulated reflected lights by modulating N reflected lights reflected by the object; and
acquiring information about a distance between the device and the object based on the N modulated reflected lights.

US Pat. No. 10,509,124

METHOD FOR ESTIMATING TIME OF FLIGHT FOR ACOUSTIC PYROMETRY

SIEMENS ENERGY, INC., Or...

1. A method for estimating a time of flight of an acoustic signal in a hot gas flow path having background noise wherein a plurality of transceivers each generate an acoustic signal, comprising:providing a first transceiver of the plurality of transceivers and a second transceiver of the plurality of transceivers positioned to define a first path having a first direction from the first transceiver to the second transceiver and a second direction opposite the first direction;
operating the first transceiver to emit an acoustic signal of interest that travels in the first direction;
operating the second transceiver to emit a reference acoustic signal that travels in the second direction;
identifying at least one minimum peak height in the acoustic signal of interest having a peak height that is greater than the background noise;
comparing a time of flight of the acoustic signal of interest to a time of flight of the reference acoustic signal to determine a signal time difference; and
obtaining time of flight information of other acoustic paths having substantially the same path length as the first path to provide a range of time of flights wherein a time of flight of the acoustic signal of interest that falls within the time of flight range and is associated with a minimum peak height forms the estimated time of flight;
determining a median of time of flight for acoustic paths that have substantially the same path length as the first path; and
determining whether the estimated time of flight is an outlier, wherein the estimated time of flight is an outlier if the signal time difference exceeds a time delay threshold level and a time of flight of the acoustic signal of interest exceeds a maximum allowable deviation from the median, wherein if an outlier is detected, then at least one search parameter for detecting the minimum peak in the acoustic signal of interest is redefined to include updated time of flight information for the acoustic signals associated with acoustic paths having the substantially the same length.

US Pat. No. 10,509,122

DRIVING BURDEN ESTIMATION DEVICE AND DRIVING BURDEN ESTIMATION METHOD

DENSO CORPORATION, Kariy...

1. A driving burden estimation device equipped to a subject vehicle and estimating a driving burden on a driver of the subject vehicle, the driving burden including a feeling of pressure from a non-subject vehicle ahead of the subject vehicle, the driving burden estimation device comprising:a distance detection portion detecting an inter-vehicle distance between the non-subject vehicle and the subject vehicle;
a speed detection portion detecting a traveling speed of the subject vehicle;
a calculation portion calculating an inter-vehicle time taken until the subject vehicle reaches a present location of the non-subject vehicle based on the inter-vehicle distance and the traveling speed;
a burden estimation portion estimating the driving burden according to the inter-vehicle time and the traveling speed in such a manner that the driving burden decreases as the traveling speed becomes higher under a same inter-vehicle time; and
a different burden estimation portion provided separately from the burden estimation portion and estimating a driving burden according to a steering angle of a steering wheel, a manner of an operation on an accelerator, or a manner of an operation on a brake pedal, and sending at least one of the driving burdens to an internal module in the driving burden estimation device or an external system.

US Pat. No. 10,509,121

DYNAMIC RANGE SETTING FOR VEHICULAR RADARS

UATC, LLC, San Franciso,...

1. A method for operating an autonomous vehicle, the method comprising:operating, by a computing system comprising one or more computing devices, a set of radars on the autonomous vehicle, each radar in the set of radars including a depth setting which controls a corresponding range of the radar from the autonomous vehicle;
determining, by the computing system, contextual information about a trip of the autonomous vehicle as the autonomous vehicle progresses over a first road segment, the contextual information comprising information about a second road segment that intersects the first road segment and that the autonomous vehicle is approaching, the information identifying a type of the second road segment and identifying a likely point of ingress of an object into a path of the autonomous vehicle from the second road segment; and
adjusting, by the computing system, the corresponding range of at least one radar in the set of radars based on the contextual information to detect a location of the object relative to the autonomous vehicle.

US Pat. No. 10,509,120

LIDAR-RADAR RELATIVE POSE CALIBRATION

GM GLOBAL TECHNOLOGY OPER...

1. A method of calibrating a LiDAR system at a first location with a radar system at a second location, comprising:providing a calibration target at a location and orientation with respect to the LiDAR system and the radar system;
determining coefficients of a plane of the calibration target in a frame of reference of the LiDAR system;
determining coordinates of the calibration target in a frame of reference of the radar system;
composing a cost function from a planar equation that includes the determined coefficients of the plane of the calibration target in the frame of reference frame of the LiDAR system, the determined coordinates of the calibration target in the frame of reference of the radar system and a relative pose matrix that transforms the frame of reference of the radar system to the frame of reference of the LiDAR system; and
reducing the cost function to estimate the relative pose matrix for calibration of the LiDAR system with the radar system.

US Pat. No. 10,509,119

SYSTEMS AND METHODS FOR VIRTUAL APERATURE RADAR TRACKING

Oculii Corp., Beavercree...

1. A system for virtual aperture array radar tracking comprises:a transmitter that transmits first and second probe signals, the first probe signal having a first phase function and the second probe signal having a second phase function;
a receiver array, comprising a first plurality of radar elements positioned along a first radar axis, that receives a first reflected probe signal in response to reflection of the first probe signal by a tracking target and a second reflected probe signal at the radar array in response to reflection of the second probe signal by the tracking target; wherein the tracking target and radar array are connected by a target vector; and
a signal processor that calculates a target range from at least one of the first and second reflected probe signals, corresponds signal instances of the first reflected probe signal to physical receiver elements of the radar array, corresponds signal instances of the second reflected probe signal to virtual elements of the radar array, calculates a first target angle between a first reference vector and a first projected target vector from the first reflected probe signal, and calculates a position of the tracking target relative to the radar array from the target range and first target angle; wherein the virtual elements of the receiver array are described in terms of the physical elements of the receiver array by an element translation function; wherein the first projected target vector is the target vector projected into a first reference plane, the first reference plane containing both of the first radar axis and the first reference vector; wherein the signal processor calculates the first target angle by performing beamforming from the signal instances of the first and second reflected probe signals.

US Pat. No. 10,509,114

PHOTODETECTION DEVICE WITH SYNCHRONOUS AND NON-SYNCHRONOUS LIGHT DETECTION FOR REDUCING NOISE AND ELECTRONIC APPARATUS

SHARP KABUSHIKI KAISHA, ...

1. A photodetection device comprising:a light emitting element that emits pulsed light;
a light receiving element that receives, from a detected object, reflected light transmitted light of the pulsed light and outputs a light reception signal;
a synchronous detection unit that detects existence/non-existence of the pulsed light by detecting existence/non-existence of the light reception signal which is synchronous with light emitting drive timing in a synchronous detection period which is defined by the light emitting drive timing of the light emitting element in a detection period,
a first determination unit that determines that a value of the light reception signal exceeds a predetermined first threshold;
a second determination unit that determines that value of the light reception signal becomes less than a predetermined second threshold;
a non-synchronous detection unit that detects existence of the light reception signal which is not synchronous with the light emitting drive timing in at least one of a case where it is determined that the value of the light reception signal exceeds the predetermined first threshold and a case where the value of the light reception signal becomes less than the predetermined second threshold in a non-synchronous detection period except the synchronous detection period in the detection period; and
a detection result maintaining unit that, in a case where existence of the light reception signal which is not synchronous with the light emitting drive timing is detected by the non-synchronous detection unit, maintains a result of the detection of the existence./non-existence of the light reception signal by the synchronous detection unit in a subsequent detection period.

US Pat. No. 10,509,113

TECHNIQUES FOR PERFORMING TIME OF FLIGHT MEASUREMENTS

ACTLIGHT SA, Lausanne (C...

1. A measurement system comprising:a time to digital converter (TDC) configured to determine a first digitized time for a first signal and a second digitized time for a second signal,
wherein the first signal is delayed by a delay time from a third signal that causes a light source to emit light, wherein the first digitized time and the second digitized time are determined for N number of iterations of the light source emitting light, and
wherein the delay time is varied for each of the N number of iterations; and
a first dynamic photodiode (DPD) configured to switch from a reverse bias mode to an active mode based on the first signal, wherein the first DPD is further configured to output an output current when subjected to light in the active mode, and
wherein the second signal is based on the output current; wherein the PDC calculates a difference between the first digitized time and the second digitized time for each of the N number of iterations, and wherein the difference varies as the delay time is varied.

US Pat. No. 10,509,111

LIDAR SENSOR DEVICE

RESEARCH COOPERATION FOUN...

1. Alight detection and ranging (LIDAR) sensor device comprising:a transmitter configured to transmit a laser beam including laser beam identification information and a preamble formed of one or more pulses, the laser beam identification information corresponding to each transmission direction while changing a transmission direction;
a receiver configured to receive a reflected beam returning after the laser beam is reflected by an object; and
a signal processor configured to identify a transmission direction of a laser beam corresponding to the reflected beam based on laser beam identification information included in the received reflected beam, the signal processor measuring a speed of the object based on a frequency of a preamble included in the reflected beam and a frequency of the preamble included in the laser beam corresponding to the reflected beam.

US Pat. No. 10,509,110

VARIABLE RESOLUTION LIGHT RADAR SYSTEM

The Boeing Company, Chic...

1. An apparatus comprising:a light source that emits a laser beam during an operation of the light source;
a scanning system that directs the laser beam to a target region and sets a scan angle of the laser beam while scanning of the target region occurs;
a focusing system that sets a divergence of the laser beam while scanning of the target region occurs, wherein the focusing system comprises:
a first lens on an optical axis, wherein the laser beam passes through the first lens along the optical axis; and
a second lens moveable on the optical axis, wherein the laser beam passes through the second lens after passing through the first lens and, wherein, the divergence of the laser beam directed to the target region is changed by movement of the second lens along the optical axis;
wherein changing at least one of an amount of change in the scan angle or the divergence of the laser beam while scanning the target region changes a resolution within the target region, and wherein the scanning system and focusing system are configured to scan different locations within the target region with different resolutions in a same scan of the target region, wherein resolution is inversely proportional to the amount of change in the scan angle and divergence of the laser beam.

US Pat. No. 10,509,109

OPTOELECTRONIC SENSOR AND METHOD FOR DETECTING AN OBJECT

SICK AG, Waldkirch (DE)

1. An optoelectronic sensor (10) for detecting an object in a monitoring area (20), the sensor (10) having at least one light transmitter (22) for transmitting a plurality of mutually separated light beams (26), a light receiver (34) with a plurality of light receiving elements (34a) for generating a respective reception signal from the remitted light beams (30) remitted by the objects, a receiving optics (32) arranged in front of the light receiver (34), and an evaluation unit (46) for obtaining information about the object from the reception signals,wherein at least some of the light receiving elements (34a) have a mutual offset in a direction perpendicular to their receiving surface, the mutual offset is achieved by at least one of the following measures:
several light receiving elements arranged on a common circuit board, the common circuit board comprising areas of different heights, with the light receiving elements being arranged in the areas;
several light receiving elements arranged on a common circuit board, a carrier element with areas of different heights being arranged on the common circuit board and the light receiving elements being arranged in the areas;
a transparent optical element with areas of optical paths of different length arranged in front of the light receiving elements, the optical element provided as a transparent, step-shaped component having different effective thickness in different areas for the respective light-receiving elements; and
aperture elements arranged in front of the light receiving elements at different distances.

US Pat. No. 10,509,105

RADAR DEVICE AND FREQUENCY INTERFERENCE CANCELLATION METHOD THEREOF

Digital Edge Inc., Anyan...

1. A radar device comprising:an antenna unit for transmitting a radar transmission signal to a periphery and receiving a reception signal reflected from a target;
an RF unit for generating the radar transmission signal, converting frequencies of the radar transmission signal and the reception signal, and amplifying the reception signal;
a signal processing unit for generating a control signal to generate the radar transmission signal, and cancelling a frequency interference from the reception signal of the RF unit; and
a control unit for generating radar detection information by using an output signal of the signal processing unit, and generating tracking information by accumulating the radar detection information,
wherein the signal processing unit includes a frequency interference cancellation unit for identifying frequency interference characteristics by comparing an envelope detection value of the reception signal of the RF unit with a predetermined threshold level to cancel a ghost target and the frequency interference that increases a noise level according to the identified frequency interference characteristics,
the frequency interference cancellation unit cancels the ghost target by counting a minimum number of targets that commonly exist in a frequency hopping repetition interval as a reference of a number of actual targets and cancelling remaining target counts, if a value detected due to generation of the ghost target is equal to or less than the threshold level, and
the frequency interference cancellation unit reduces the noise level, which is increased due to the frequency interference, by cancelling an interference signal through zero padding during a frequency interference signal time interval and recovering the reception signal into a continuous signal by using an extrapolation scheme, if the detected value exceeds the threshold level due to an increase in the noise level caused by the frequency interference.

US Pat. No. 10,509,103

RADAR DEVICE

Panasonic Intellectual Pr...

1. A radar device, comprising:a receiver which, in operation, receives one or more radar transmission signals transmitted from another radar device, in an interference measurement segment, the interference measurement segment being a segment of time in which transmission of all transmission signals from the radar device is stopped;
A/D conversion circuitry which, in operation, converts the one or more radar transmission signals from the other radar device received by the receiver from one or more analog signals into one or more digital signals;
interference detection circuitry which, in operation, performs a correlation calculation between each of one or more discrete samples that is the one or more digital signals and a prescribed coefficient sequence to detect one or more prescribed frequency components included in the one or more digital signals, as one or more interference signal components;
interference determination circuitry which, in operation, compares each of the detected one or more interference signal components with a prescribed determination level in the interference measurement segment in which transmission of all transmission signals from the radar device is stopped, determines that one or more interference components are not present when each of the one or more interference signal components is equal to or less than the prescribed determination level, and determines that the one or more interference components are present when any of the one or more interference signal components exceeds the prescribed determination level; and
respective-angle interference component detection circuitry which, in operation, when the interference determination circuitry has determined that the one or more interference components are present, performs direction estimation based on phase differences between reception antennas and calculates an interference component for each of a plurality of beam angles, in the interference measurement segment in which transmission of all transmission signals from the radar device is stopped.

US Pat. No. 10,509,100

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. 10,509,096

LOCATION ERROR RADIUS DETERMINATION

MICROSOFT TECHNOLOGY LICE...

1. A computer implemented method of determining an error radius for a calculated position of a mobile computing device, comprising:creating, by the mobile computing device, a data structure including multiple levels of scaled geographic areas, different levels of the scaled geographic areas having different size scales, the data structure further including a plurality of first fields identifying a plurality of scaled geographic areas based on a global projection reference system, and a plurality of second fields identifying, for each of the first fields, a position error radius, each position error radius calculated to be a maximum error radius for at least a threshold percentage of inferred positions in an associated scaled geographic area;
determining, by the mobile computing device, a scaled geographic area from the data structure, the scaled geographic area associated with the calculated position of the mobile computing device;
returning, by the mobile computing device, a corresponding error radius from the data structure, the corresponding error radius mapped to the scaled geographic area associated with the calculated position of the mobile computing device; and
utilizing, by a location-aware application on the mobile computing device, the corresponding error radius to provide information to a user of the mobile computing device;
wherein creating the data structure comprises:
gathering position survey information for a location venue for which limited global positioning system (GPS) data is available, the position survey information comprising beacon fingerprints of wireless beacons detected by an antenna of the mobile computing device at the location venue and known actual positions associated with the beacon fingerprints;
partitioning the position survey information into first and second data sets;
determining, for the multiple levels of the scaled geographic areas, first errors between a plurality of first inferred positions determined based on beacon fingerprints in the first data set and the known actual positions associated with said beacon fingerprints;
determining, for the multiple levels of the scaled geographic areas, second errors between a plurality of second inferred positions determined based on beacon fingerprints in the second data set and the known actual positions associated with said beacon fingerprints;
determining, for the multiple levels of the scaled geographic areas, a correlation between the first errors and the second errors;
selecting the scaled geographic areas for which the first errors and the second errors satisfy a correlation threshold; and
including the selected scaled geographic areas and the position error radii in associated fields of the data structure.

US Pat. No. 10,509,091

EPR METHODS AND SYSTEMS

Colorado Seminary, which ...

1. A system for detecting electron spins using electron paramagnetic resonance, the system comprising:an excitation signal generator configured to generate a polyphase continuous excitation signal that is not a pulsed signal;
a crossed-loop resonator configured to excite an object with the polyphase continuous excitation signal and isolate a detection signal produced by the excitation of the object; and
a detection device configured to detect electron spins of the object using the detection signal isolated by the crossed-loop resonator.

US Pat. No. 10,509,090

AUTOMATIC GROUPING OF MAGNETIC RESONANCE IMAGES

KONINKLIJKE PHILIPS N.V.,...

1. A magnetic resonance imaging system for acquiring magnetic resonance data from a subject and further configured for creating a set of memory groups comprising a plurality of memory groups and assigning one or more acquired images to each of the memory groups, wherein the magnetic resonance imaging system comprises:a memory for storing machine executable instructions and pulse sequence instructions, wherein the pulse sequence instructions cause the magnetic resonance imaging system to acquire the magnetic resonance data according to a magnetic resonance imaging protocol;
a processor for controlling the magnetic resonance imaging system, wherein execution of the machine executable instructions causes the processor to:
acquire first magnetic resonance data by controlling the magnetic resonance imaging system with the pulse sequence instructions; and
reconstruct one or more first images from the first magnetic resonance data;
assign the one or more first images to a first memory group wherein execution of the machine executable instructions cause the processor to repeatedly:
acquire sequential magnetic resonance data by controlling the magnetic resonance imaging system with the pulse sequence instructions;
reconstruct one or more sequential images from the sequential magnetic resonance data;
compute a distance measure between the one or more sequential images and each of the set of memory groups;
assign the one or more sequential images to an existing memory group if the distance measure between the existing memory group and the one or more sequential images is within a predetermined range;
create a subsequent memory group if the one or more sequential images is not assigned to the existing memory group; and
assign the one or more sequential images to the subsequent memory group if the subsequent memory group is created.

US Pat. No. 10,509,088

OBTAINING AN ECHO TRAIN LENGTH IN A MAGNETIC RESONANCE APPARATUS

General Electric Company,...

1. A magnetic resonance apparatus comprising:a scanning section including at least a transmit coil generating radio frequency (RF) pulses to a subject and a receive coil receiving signals from the subject, wherein the scanning section is configured to perform for performing a sequence having an excitation pulse for exciting a region of the subject to be imaged for acquiring an echo train from the subject;
a processor including at least an upper-limit value determining unit, a number-of-views calculating unit, and an echo-train-length calculating unit, wherein:
the upper-limit-value determining unit is configured to calculate a first value usable as an upper limit value for an echo train length of the echo train based on a period of time between the excitation pulse and a last echo in the echo train and on echo spacing in the echo train, and to determine the upper limit value for the echo train length based on the first value;
the number-of-views calculating unit is configured to obtain a number of views in which data acquisition is performed in k-space; and
the echo-train-length calculating unit is configured to obtain the echo train length in performing the sequence based on the upper limit value for the echo train length and the number of views.

US Pat. No. 10,509,087

FLEXIBLE MEASUREMENT PROTOCOL FOR MEDICAL IMAGING

Siemens Healthcare GmbH, ...

1. A method for generating a measurement protocol for medical imaging of a subject, said medical imaging to be implemented using a medical imaging apparatus that comprises hardware apparatus components, said method comprising:providing a computer with a plurality of measurement parameters that are to be formulated into said measurement protocol;
in said computer, dividing said measurement parameters into a protocol structure comprising a base class, consisting of hardware-independent measurement parameters that are independent of said hardware apparatus components, and at least one class that supplements said base class that consists of hardware-specific measurement parameters that specify a feature of at least one of said hardware apparatus components;
in said computer, formulating said measurement protocol from said measurement parameters with said measurement parameters in said base class being treated differently in the formulation of the measurement protocol than the measurement parameters in said at least one class that supplements said base class, thereby obtaining a formulated measurement protocol, wherein the different treatment of the measurement parameters in said at least one class that supplements said base class includes evaluating said hardware-specific measurement parameters based on one or more characteristics of said medical imaging apparatus or of said hardware apparatus components therein, said formulating of said measurement protocol being based on said evaluation; and
making the formulated measurement protocol available from the computer in electronic form with a format configured to operate the medical imaging apparatus to execute said medical imaging according to said formulated measurement protocol.

US Pat. No. 10,509,086

MAGNETIC RESONANCE FINGERPRINTING DICTIONARY GENERATION USING A SUPPLEMENTARY MAGNETIC FIELD COIL

Koninklijke Philips N.V.,...

1. A method of operating an instrument, wherein the instrument comprises:a magnetic resonance system for measuring dictionary magnetic resonance data from a measurement zone, wherein the magnetic resonance system comprises a magnet for generating a main magnetic field within the measurement zone; and
a test fixture for holding a test sample within the measurement zone, wherein the test fixture comprises a supplementary magnetic field coil and a magnetic resonance antenna;
wherein the method comprises the steps of repeatedly:
choosing an electrical current from a distribution of electrical currents;
supplying the electrical current to the supplementary magnetic field coil to adjust the main magnetic field within the measurement zone;
acquiring the dictionary magnetic resonance data from the test sample with the magnetic resonance antenna by controlling the magnetic resonance system with pulse sequence commands during the supplying of the electrical current to the supplementary magnetic field coil, wherein the pulse sequence commands cause the magnetic resonance system to acquire the dictionary magnetic resonance data according to a magnetic resonance fingerprinting technique, wherein the pulse sequence commands specify a train of pulse sequence repetitions, wherein each pulse sequence repetition has a repetition time chosen from a distribution of repetition times, wherein each pulse sequence repetition comprises a radio frequency pulse chosen from a distribution of radio frequency pulses, wherein the distribution of radio frequency pulses cause magnetic spins to rotate to a distribution of flip angles, and wherein each pulse sequence repetition comprises a sampling event where the magnetic resonance signal is sampled for a predetermined duration at a sampling time before the end of the pulse sequence repetition, wherein the sampling time is chosen from a distribution of sampling times, wherein the dictionary magnetic resonance data is acquired during the sampling event; and
appending the dictionary magnetic resonance data to a magnetic resonance fingerprinting dictionary.

US Pat. No. 10,509,085

AUTOMATED IMPEDANCE ADJUSTMENT OF A MULTICHANNEL RF COIL ASSEMBLY

Koninklijke Philips N.V.,...

1. A multichannel radio frequency (RF) receive/transmit system for use in an magnetic resonance (MR) imaging system which includes a main magnet configured to generate a static magnetic field in an examination space, a gradient coil system configured to superimpose magnetic field gradients on the static magnetic field and an RF transmitter configured to feed RF power to the multichannel RF receive/transmit system to implement an imaging sequence, the multichannel RF receive/transmit system comprising:a plurality of RF coil elements configured for emission and reception of RF signals, each RF coil element including an adjustable impedance for tuning a resonance frequency of the RF coil element, the plurality of RF coil elements defining a plurality of channels;
each of the channels including an RF oscillator, the RF oscillator being configured to provide an RF signal to the RF coil elements of the channel;
each of the channels further including a tuning/matching circuit configured to compare forward power provided to at least one of the RF coil elements by the RF oscillator with reflected power at the respective RF coil element of the at least one of the RF coil elements, and to adjust the variable impedance of the at least one of the RF coil elements based on the comparison of the forward power and the reflected power to tune the least one of the RF coil elements.

US Pat. No. 10,509,082

MAGNETORESISTIVE SENSOR SYSTEMS WITH STRAY FIELD CANCELLATION UTILIZING AUXILIARY SENSOR SIGNALS

NXP B.V., Eindhoven (NL)...

1. A system comprising:a first magnetic sense element configured to produce a first output signal in response to an external magnetic field directed along a sensing axis parallel to a plane of the first magnetic sense element, the first magnetic sense element having a first magnetization direction;
a second magnetic sense element having a second magnetization direction that is rotated in the plane relative to the first magnetization direction, the second magnetic sense element being configured to produce a second output signal in response to the external magnetic field, wherein the second output signal differs from the first output signal in dependency to a magnetic interference field directed along a non-sensing axis of the first magnetic field; and
a processing circuit coupled with the first and second magnetic sense elements, wherein the processing circuit is configured to receive the first and second output signals, identify from a relationship between the first and second output signals an influence of the magnetic interference field on the first output signal, and apply a correction factor to the first output signal to produce a resultant output signal in which the influence of the magnetic interference field is substantially removed.

US Pat. No. 10,509,081

MAGNETO-SENSITIVE WIRE FOR MAGNETIC IMPEDANCE SENSOR CAPABLE OF HIGH-ACCURACY MEASUREMENT AND METHOD OF MANUFACTURING SAME

AICHI STEEL CORPORATION, ...

1. A method of manufacturing a magneto-sensitive wire for a magnetic impedance sensor capable of high-accuracy measurement,the magneto-sensitive wire comprising an amorphous wire for detecting magnetism,
the magnetic impedance sensor having the magneto-sensitive wire and a detection coil around the magneto-sensitive wire, the magnetic impedance sensor being configured to apply a pulse current to the magneto-sensitive wire and detect a voltage generated in the detection coil thereby capable of measuring strength of a magnetic field, the voltage having magnitude in response to strength of an external magnetic field,
the method comprising:
performing an in-rotating liquid spinning method and a subsequent wire drawing process to manufacture the amorphous wire; and
performing removal treatment for a process-affected residual layer generated at a surface and near the surface due to finishing by the wire drawing, the removal treatment being performed under a condition in which a wire diameter reduction rate with respect to a wire diameter before the removal treatment is 0.5-30%,
wherein a rate of the removal treatment for the process-affected residual layer is 10 micrometers per minute or less.

US Pat. No. 10,509,080

DIFFERENTIAL TYPE MAGNETIC SENSOR

AICHI STEEL CORPORATION, ...

1. A differential type magnetic sensor comprising a driving means for outputting driving currents,two magnetic detecting means including two magneto-impedance elements comprising two magneto-sensitive bodies which are disposed at two distant points and wherein two magnetic field signal voltages are generated in response to two external magnetic fields intensities around said two magneto-sensitive bodies to which the driving currents are applied and
a differential operating means for operating a difference signal voltage between the two magnetic field signal voltages output from said magnetic detecting means and for outputting the difference signal between the two external magnetic field intensities, and
further comprising a signal adjusting means which is interposed between said driving means and said differential operating means and adjusts the output signals of said two magnetic detecting means in response to the different detection sensitivities of two magneto-impedance elements in order that said two magnetic detecting means including said two magneto-impedance elements having different detection sensitivities output the two magnetic field signal voltages of same level in case of same intensities on the two external magnetic field intensities around said two magneto-sensitive bodies, and wherein
said differential type magnetic sensor is configured that a local weaker magnetic field than a background magnetic field component is detected by adjusting the two magnetic field signal voltages such that the detection sensitivities of the magnetic detecting means are regarded to be roughly the same as each other and canceling the background magnetic field components common to the two points.

US Pat. No. 10,509,078

ASSESSMENT METHOD

ROLLS-ROYCE PLC, London ...

1. A method of assessing a condition of a multi-phase power system, the method comprising:acquiring, via a voltage sensor and a current sensor, a voltage signal and a current signal, respectively, for each phase of the multi-phase power system;
calculating, via a processor, a product of the voltage signal for each phase of the multi-phase power system with a current signal for one of the phases of the multi-phase power system, wherein at least two of the calculated products are the product of the voltage signal for one phase and the current signal for a different phase;
summing, via the processor, the calculated products;
performing a frequency analysis of the summed calculated products to extract at least one of a direct current component of the summed calculated products and a second harmonic component of the summed calculated products;
determining whether the extracted at least one of the direct current component of the summed calculated products and the second harmonic component of the summed calculated products exceeds a threshold; and
when it is determined that the extracted at least one of the direct current component of the summed calculated products and the second harmonic component of the summed calculated products exceeds a threshold, identifying the possible existence of a fault in the multi-phase power system.

US Pat. No. 10,509,077

METHOD AND APPARATUS FOR ESTIMATING STATE OF BATTERY

Samsung Electronics Co., ...

1. A battery state estimation method comprising:receiving sensing data of a battery;
acquiring feature information by preprocessing the sensing data;
selecting the preprocessed sensing data based on the feature information; and
determining state information of the battery based on either one or both of the selected preprocessed sensing data and previous state information of the battery.

US Pat. No. 10,509,076

BATTERY PERFORMANCE MONITORING

Microsoft Technology Lice...

16. A method, executed by a controller, comprising:creating a load pulse for a battery;
receive a temperature of the battery;
measuring a battery voltage during creation of the load pulse;
measuring a battery current during creation of the load pulse;
calculating a battery resistance from the measured battery voltage and battery current;
based on the battery resistance and the temperature of the battery, calculating a maximum allowable current extractable from the battery, wherein the maximum allowable current is determined such that a voltage across the battery does not drop below a system shutdown threshold voltage when the maximum allowable current is drawn from the battery and does drop below the system shutdown threshold voltage when a current greater than the maximum allowable current is drawn from the battery; and
storing a value of the maximum allowable current in a memory.

US Pat. No. 10,509,075

DIAGNOSTIC METHOD FOR AN ENGINE-GENERATOR SET

Kohler Co., Kohler, WI (...

1. A method for performing a diagnostic test on a backup power system, the method comprising:starting, by a controller, a stationary electrical backup system that includes a generator and an internal combustion engine that drives the generator to produce electricity;
controlling, by the controller, a throttle of the engine to adjust an engine speed of the engine from a first speed to a second speed;
determining, by the controller, a transition time indicative of an amount of time taken by the engine to adjust from the first speed to the second speed; and
generating a fault indication based on the transition time.

US Pat. No. 10,509,074

ELECTRICAL TESTING APPARATUS FOR SPINTRONICS DEVICES

TAIWAN SEMICONDUCTOR MANU...

1. A stimulus and response controller contained within a magnetic electrical test apparatus for evaluating, and characterizing at least one magnetic tunnel junction device under test (MTJ DUT), the stimulus and response controller comprising:a communication interface connected to a tester controller for receiving tester configuration instructions and test stimulus instructions from the tester controller and transmitting response results to the tester controller;
a configurable function circuit selectively configured for performing analytical and evaluation operations of the response data prior to transmission to the tester controller;
a test function configurator in communication through the communication interface with the tester controller for receiving the test configuration instructions and configured for decoding the test configuration instructions and transferring the decoded test configuration to the configurable function circuit for constituting the configurable function circuit to a function detailed in the test configuration instructions;
a stimulus memory configured for receiving test commands and instruction data from the communication interface and configured for retaining test commands and instruction data;
a stimulus waveform generator in communication with the stimulus memory for extracting the test commands and instruction data from the stimulus memory and is configured for decoding the test commands and instruction data to form a stimulus signal that is applied to a first terminal of the at least one MTJ DUT;
a response waveform receiver in communication with the at least one MTJ DUT for capturing the at least one response signal from the at least one MTJ DUT; and
a response memory in communication with the response waveform receiver for receiving the at least one response signal for retention, in communication with the stimulus waveform generator for receiving the stimulus signal and timing trace signals for retention with the response signal and in communication with the configurable function circuit for selectively transferring the stimulus signal, the response signal and timing traces signals to the configurable function circuit for performing the evaluation and characterization operations and for receiving result data from the configurable function circuit and in communication with the tester controller through the communication interface for transferring the result data to the tester controller.

US Pat. No. 10,509,072

TEST APPLICATION TIME REDUCTION USING CAPTURE-PER-CYCLE TEST POINTS

Mentor Graphics Corporati...

1. A system, comprising:scan chains for testing a circuit in a test mode, the scan chains comprising:
a plurality of regular scan chains, the plurality of regular scan chains being scan chains configurable to shift in test stimuli, to capture test responses, and to shift out the captured test responses in the test mode, and
one or more capture-per-cycle scan chains, the one or more capture-per-cycle scan chains being scan chains configurable to capture test responses at observation sites (observation points) selected for testing the circuit during scan shift operations in the test mode, each of the one or more capture-per-cycle scan chains comprising:
scan cells, and
signal-combining devices, each of the signal-combining devices being inserted between two neighboring scan cells in the scan cells, wherein:
each of the signal-combining devices comprises an XOR logic gate and a logic gate,
inputs of the logic gate are respectively connected to one of the observation sites and to a test point enable signal (TPE),
an output of the logic gate is connected to an input of the XOR logic gate,
an output of each of the signal-combining devices is connected to a data input of a first neighboring scan cell,
a first input of the each of the signal-combining devices is connected to an output of a second neighboring scan cell, and
no outputs of the scan cells drive any logic of the circuit in the test mode.

US Pat. No. 10,509,065

IMAGING OF ELECTROMAGNETIC FIELDS

Quantum Valley Ideas Labo...

1. An imaging method, comprising:receiving, at a vapor-cell sensor, electromagnetic radiation from a source of the electromagnetic radiation;
passing beams of light from a laser system through the vapor-cell sensor, one or more of the beams of light reflecting off a dielectric mirror of the vapor-cell sensor;
receiving at least one of the beams of light at an optical imaging system, the optical imaging system configured to measure spatial properties of a beam of light; and
determining one or both of an amplitude and a phase of the electromagnetic radiation based on spatial properties of the at least one received beam of light.

US Pat. No. 10,509,064

IMPEDANCE MEASUREMENT THROUGH WAVEFORM MONITORING

Tektronix, Inc., Beavert...

1. A method of determining electrical input impedance of a Device Under Test (DUT) in a network including a waveform generator structured to provide waveform information of a test waveform at an output of the waveform generator, and a waveform monitor having an input coupled to the output of the waveform generator, the method comprising:coupling the output of the waveform generator to a load matching a cable load;
measuring a first voltage of the test waveform at one or more frequencies;
coupling the output of the waveform generator to an open load;
measuring a second voltage of the test waveform at the same one or more frequencies;
coupling the output of the waveform generator to the DUT through a cable having the same load as the cable load;
measuring a third voltage of the test waveform at the same one or more frequencies; and
determining the input impedance of the DUT from the measured voltages.

US Pat. No. 10,509,063

ELECTRICAL SIGNAL MEASUREMENT DEVICE USING REFERENCE SIGNAL

FLUKE CORPORATION, Evere...

1. An electrical parameter measurement device, comprising:a voltage test input terminal operatively coupled to voltage measurement circuitry of the electrical parameter measurement device;
a common input terminal operatively coupled to the voltage measurement circuitry of the electrical parameter measurement device; and
reference signal circuitry, comprising:
a common mode reference voltage source which, in operation, generates an alternating current (AC) reference voltage having a reference frequency, wherein the common mode reference voltage source is electrically coupled to the common input terminal;
detection circuitry that, in operation,
detects a first signal present at the voltage test input terminal; and
detects a second signal present at the common input terminal; and
processing circuitry that, in operation,
receives the first and second signals from the detection circuitry;
processes the first and second signals; and
determines at least one electrical characteristic of a device under test that is electrically coupled to the voltage test input terminal and the common input terminal based at least in part on the processing of the first and second signals.

US Pat. No. 10,509,062

METHOD OF MEASURING FREQUENCY OF COORDINATE INDICATING DEVICE, AND ELECTRONIC APPARATUS THEREOF

SAMSUNG ELECTRONICS CO., ...

1. An electronic apparatus configured to determine a frequency of an electromagnetic signal, the electronic apparatus comprising:a signal receiver configured to receive the electromagnetic signal emitted from a coordinate indicating device configured to emit a frequency in a range of a predetermined center frequency upon contacting a sensor pad;
a band-pass filter device comprising at least one band-pass filter configured to respectively generate a first filtered signal and a second filtered signal by filtering the received electromagnetic signal in an adjustable first frequency range, the adjustable first frequency range having a first center frequency based on a first value of the range and the predetermined center frequency of the coordinate indicating device and an adjustable second frequency range having a second center frequency based on a second value of the range and the predetermined center frequency of the coordinate indicating device;
a controller configured to generate a first integrated signal and a second integrated signal by integrating the generated first filtered signal and the generated second filtered signal respectively and to detect a frequency value of the received electromagnetic signal based on a ratio value between the generated first integrated signal and the generated second integrated signal, to measure a pressure of the coordinate indicating device; and
a memory configured to store a lookup table usable by the controller to calculate the ratio value.

US Pat. No. 10,509,061

METHOD AND SYSTEM FOR HIGH TEMPERATURE DETECTION IN ELECTRIC METERS

Sensus Spectrum, LLC, Ra...

1. A system for responding to an electrical meter alarm, comprising:a processor at a meter or at a utility;
an alarm chronical encoded in memory of the processor, the alarm chronical comprising,
an alarm level correlating to a degree of risk associated with a state of the meter,
a time stamp including a date and a time of when the alarm level triggered,
a meter identification, and
performance data of the meter,
wherein the degree of risk is correlated by cross-checking records at the utility for meters operating under similar external conditions and under similar power loads.

US Pat. No. 10,509,059

APPARATUS FOR DETECTING CURRENT

LSIS CO., LTD., Anyang-s...

1. An apparatus for detecting a current flowing through an inductor, the apparatus comprising:a charging stage having one end connected to a power source and another end connected to an inductor and configured to operate in accordance with a first operating phase to charge the inductor with a current;
a discharging stage having one end connected to the inductor and another end connected to ground potential and configured to operate in accordance with a second operating phase which is opposite to the first operating phase to discharge the current charged in the inductor; and
a detecting stage configured to detect a magnitude of a current flowing through the inductor based on a first output voltage output from a first output node of the charging stage when the inductor is charged by the charging stage or on a second output voltage output from a second output node of the discharging stage when the inductor is discharged by the discharging stage,
wherein the detecting stage comprises:
a sensing resistor;
a feedback resistor;
an output terminal transistor; and
a differential amplifier comprising a first input terminal connected to the first output node or the second output node, a second input terminal connected to one end of the feedback resistor, and an output terminal connected to the output terminal transistor,
wherein a resistance value of the feedback resistor is set so that voltages at the first input terminal and the second input terminal of the differential amplifier are the same,
wherein the apparatus further comprises a switching element at one end of the first input terminal of the differential amplifier, and the switching element operates according to the first operating phase or the second operating phase.

US Pat. No. 10,509,057

PROBE ASSEMBLY AND PROBE STRUCTURE THEREOF

CHUNGHWA PRECISION TEST T...

1. A probe assembly, including:a metal main portion having a first end portion, a second end portion corresponding to the first end portion, a connecting portion connected between the first end portion and the second end portion, and a surrounding surface surrounding the first end portion, the second end portion and the connecting portion;
a covering layer including a first covering layer disposed on the surrounding surface located on the first end portion, a second covering layer disposed on the surrounding layer located on the second end portion and a third covering layer disposed on the surrounding surface located on the connecting portion; and
an insulating layer disposed on the third covering layer for exposing the first covering layer and the second covering layer;
wherein the first covering layer includes a reinforcing layer, and the reinforcing layer of the first covering layer is disposed on the surrounding surface located on the first end portion, wherein the Young's modulus of the reinforcing layer of the first covering layer is more than 100 GPa.

US Pat. No. 10,509,055

METHOD FOR CONTACTING AT LEAST TWO METAL ELECTRODES AND ARRANGEMENT

1. An arrangement, comprising:a body of sintered ceramic, the body having a front face and a rear face and two cavities disposed in the front face, each of the two cavities having a through-hole leading from the respective cavity, through the body, to the rear face;
two metal electrodes, wherein each metal electrode is disposed in a cavity of the two cavities in the body such that a front end face of each metal electrode is essentially plan-parallel to the front face of the body;
two electrical cables, wherein each electrical cable extends from outside the body into the rear face of the body and into a through-hole of the two through-holes; and
a solder paste or an electrically conductive adhesive disposed in each through-hole such that the solder paste or electrically conductive adhesive connects each cable with the respective metal electrode electrically and mechanically,
wherein the two metal electrodes are embodied as hollow cylinders, each hollow cylinder having a height and a wall thickness, wherein the height of each hollow cylinder is substantially equal to its wall thickness, wherein the two hollow cylinders are disposed concentrically.

US Pat. No. 10,509,051

PHYSICAL QUANTITY SENSOR AND MANUFACTURING METHOD THEREFOR

DENSO CORPORATION, Kariy...

1. A physical quantity sensor that is configured to detect at least one of acceleration or angular velocity, the physical quantity sensor comprising:a detection element that outputs a sensor signal in accordance with at least one of acceleration or angular velocity as a physical quantity; and
a mount member on which the detection element is mounted, wherein:
the detection element includes
a sensor portion that has a first surface and that includes a movable electrode and a fixed electrode, the movable electrode is displaceable in a surface direction of the first surface in accordance with a physical quantity, the surface direction extends parallel to the first surface of the sensor portion, and the fixed electrode is disposed to oppose the movable electrode in the surface direction of the first surface, and the sensor portion outputs the sensor signal based on a capacitance between the movable electrode and the fixed electrode, and
a cap portion that has a first surface and that is bonded with the sensor portion in a state where the first surface of the cap portion opposes the first surface of the sensor portion;
each of the first surface of the sensor portion and the first surface of the cap portion is mounted on the mount member so as to be orthogonal to a first surface of the mount member, and the detection element detects the physical quantity in a normal direction to the first surface of the mount member; and
a first electrode, which is electrically connected with the movable electrode and electrically connected with a circuit portion to perform a predetermined process, and a second electrode, which is electrically connected with the fixed electrode and electrically connected with the circuit portion, are provided on a side surface of the cap portion adjacent to the first surface of the cap portion and parallel to the first surface of the mount member, wherein:
the side surface of the cap portion adjacent to the first surface of the cap portion and parallel to the first surface of the mount member includes a first side surface and a second side surface,
the first side surface of the cap portion is farther from the first surface of the mount member than the second side surface of the cap portion,
the first electrode and the second electrode are located on the first side surface of the cap portion, and
each of the first electrode and the second electrode is electrically connected with the circuit portion via each conductive member.

US Pat. No. 10,509,049

METHOD OF OPERATING A LABORATORY SAMPLE DISTRIBUTION SYSTEM, LABORATORY SAMPLE DISTRIBUTION SYSTEM AND LABORATORY AUTOMATION SYSTEM

Roche Diagnostics Operati...

1. A method of operating a laboratory sample distribution system, the laboratory sample distribution system comprising a number of sample container carriers, the sample container carriers each comprising at least one magnetically active device and adapted to carry at least one sample container, a transport plane adapted to support the sample container carriers, and a number of electro-magnetic actuators stationary arranged below the transport plane, the electro-magnetic actuators adapted to move a corresponding sample container carrier on top of the transport plane by applying a magnetic force to the sample container carrier, the method comprising:a) activating one of the number electro-magnetic actuators to apply a magnetic force to one of the number of sample container carriers in order to cause a movement of the one sample container carrier;
b) detecting an electro-magnetic actuator calibration movement profile of the one sample container carrier;
c) determining at least one electro-magnetic actuator calibration parameter for the one electro-magnetic actuator in response to the electro-magnetic actuator calibration movement profile; and
d) operating the one electro-magnetic actuator according to the at least one determined electro-magnetic actuator calibration parameter, when the one electro-magnetic actuator is activated a next time.

US Pat. No. 10,509,048

BLOOD TEST APPARATUS

NIHON KOHDEN CORPORATION,...

1. A blood test apparatus comprising:a test section configured to perform a predetermined test with respect to blood specimens contained in a plurality of blood collecting tubes held by a first rack representing a first color and blood specimens contained in a plurality of blood collecting tubes held by a second rack representing a second color which is different from the first color;
a carry-out section at which the first rack and the second rack are disposed after the test is finished; and
a display section adjacent to the carry-out section and configured to display a result screen showing a result of the test,
wherein the result screen includes:
a first region displayed in a position corresponding to a position of the first rack in the carry-out section, and presenting the first color;
a second region displayed in a position corresponding to a position of the second rack in the carry-out section, and presenting the second color;
a plurality of first symbols displayed in the first region at positions corresponding to positions of the blood collecting tubes held in the first rack; and
a plurality of second symbols displayed in the second region at positions corresponding to positions of the blood collecting tubes held in the second rack; and
wherein a displayed appearance of each of the first symbols and the second symbols is changed in accordance with the result of the test.

US Pat. No. 10,509,047

METHOD FOR HANDLING A SAMPLE TUBE AND HANDLING DEVICE

Roche Diagnostics Operati...

1. A method for automated handling of an unaligned sample tube by a gripper apparatus, wherein the unaligned sample tube is filled with liquid to be analyzed, the method comprises:determining a position and alignment of a sample tube in a holding apparatus based on 3D spatial geometric data of the sample tube acquired by an image acquisition apparatus under control of a control apparatus; and
handling the sample tube by the gripper apparatus under control of the control apparatus, wherein the handling is based on the 3D spatial geometric sample tube position and alignment data acquired by the image acquisition apparatus and conveyed to the control apparatus and wherein upon determination by the image acquisition apparatus that the alignment of the sample tube deviates obliquely from a longitudinal bearing axis standard such that a vertical axis of the sample tube is not parallel to the longitudinal bearing axis, the control apparatus spatially manipulates the gripper apparatus based on the 3D spatial geometric sample tube position and alignment data acquired by the image acquisition apparatus so that the gripper apparatus adjusts itself spatially in order to grip the sample tube obliquely at the same non-parallel deviation from the longitudinal bearing axis standard as the sample tube.

US Pat. No. 10,509,046

DETECTION OF INDAZOLE SYNTHETIC CANNABINOIDS

Randox Laboratories Limit...

1. A polyclonal antibody, wherein the polyclonal antibody is raised against an immunogen having the structure of:
wherein KLH is keyhole limpet hemocyanin,wherein the polyclonal antibody has an IC50 value of:1.723 ng/ml to AB-Pinaca N-pentanoic acid;
0.544 ng/ml to 5-fluoropentyl AB-Pinaca;
0.887 ng/ml to 1-(5-hydroxypentyl) AB-Pinaca;
1.107 ng/ml to AB-Pinaca; and
1.546 ng/ml to AB-Fubinaca;wherein the IC50 values are determined using a tracer having the structure of:
wherein HRP is horseradish peroxidase and HRP is a detectable label.

US Pat. No. 10,509,041

GLUCOSE DERIVATIVE, AND CELL IMAGING METHOD AND IMAGING AGENT USING SAID DERIVATIVE

HIROSAKI UNIVERSITY, Hir...

1. A method for detecting a cancer or a cancer cell, comprising the following steps:(a) contacting a composition containing a glucose derivative with a target cell; and
(b) detecting the glucose derivative present within the target cell,
wherein the glucose derivative is a compound represented by the following formula (2), (3), (4) or (5) or a salt thereof:

wherein X represents O, NH, or NR3, wherein R3 represents C1-C5 alkyl; and
R1 and R2 each independently represent a group selected from the group consisting of hydrogen, halogen, C1-C5 alkyl, C2-C5 alkenyl, C2-C5 alkynyl, C1-C5 haloalkyl, C1-C5 alkylamino, cycloalkyl, phenyl, pyridyl, thiophenyl, pyrrolyl, and furanyl;

wherein R1 and R2 each independently represent a group selected from the group consisting of hydrogen, halogen, C1-C5 alkyl, C2-C5 alkenyl, C2-C5 alkynyl, C1-C5 haloalkyl, C1-C5 alkylamino, cycloalkyl, phenyl, pyridyl, thiophenyl, pyrrolyl, and furanyl;
and R4 represents C1-C5 alkyl;

wherein X represents O, NH, or NR3, wherein R3 represents C1-C5 alkyl; and
R1 and R2 each independently represent a group selected from the group consisting of hydrogen, halogen, C1-C5 alkyl, C2-C5 alkenyl, C2-C5 alkynyl, C1-C5 haloalkyl, C1-C5 alkylamino, cycloalkyl, phenyl, pyridyl, thiophenyl, pyrrolyl, and furanyl; or

wherein R1 and R2 each independently represent a group selected from the group consisting of hydrogen, halogen, C1-C5 alkyl, C2-C5 alkenyl, C2-C5 alkynyl, C1-C5 haloalkyl, C1-C5 alkylamino, cycloalkyl, phenyl, pyridyl, thiophenyl, pyrrolyl, and furanyl;
and R4 represents C1-C5 alkyl.

US Pat. No. 10,509,028

USE OF A LOW-DENSITY IMMISCIBLE COMPOUND IN A DEVICE FOR DETECTING AN ANALYTE IN A SAMPLE

BIO-RAD EUROPE GMBH, Bas...

1. A device for detecting an analyte in a sample, the device comprising:a reaction chamber able to receive the sample;
a separation matrix; and
a layer composed of a low-density immiscible compound that separates the reaction chamber from the separation matrix,
wherein the reaction chamber is located above the separation matrix within the device.

US Pat. No. 10,509,027

URINE SAMPLE ANALYZER AND URINE SAMPLE ANALYZING METHOD

SYSMEX CORPORATION, Kobe...

1. A urine sample analyzer comprising:a flow cell through which a measurement specimen containing a urine sample flows;
a light source that applies light onto the measurement specimen flowing through the flow cell;
a light receiver that receives light from particles contained in the urine sample, and outputs a signal corresponding to a magnitude of the received light; and
an analysis unit comprising a processor configured with a program to perform operations comprising:
obtaining, for each signal waveform with a peak, a first parameter representing a rise time of the signal waveform and a second parameter representing a fall time of the signal waveform;
counting particular waveforms that are to be given certain coordinates in response to being plotted on a two-dimensional plane with axes of the first parameter and the second parameter, wherein the certain coordinates comprise: (i) a group of coordinates having the first parameter relatively greater than the second parameter; and (ii) a group of coordinates having the second parameter relatively greater than the first parameter; and
determining a presence of sperms in the urine sample, based on-the number of particular waveforms counted.

US Pat. No. 10,509,023

IMAGE PROCESSING APPARATUS AND COMPUTER READABLE MEDIUM FOR IMAGE PROCESSING

KONICA MINOLTA, INC., To...

1. An image processing apparatus comprising:an input unit to input a fluorescent image and a morphological image of a tissue, wherein
a specific biological substance expressed at a first structure of a cell in the tissue is stained by a fluorescent substance,
the fluorescent image illustrates at least one fluorescent bright point which represents expression of the biological substance in the tissue, and
the morphological image illustrates a morphology of a second structure of of respective cells in the tissue and comprises a same range of the tissue as the fluorescent image;
a feature amount extraction unit to extract a feature amount of the second structure from the morphological image;
a bright point extraction unit to extract the at least one fluorescent bright point from the fluorescent image;
a discrimination unit to discriminate a fluorescent bright point of the at least one fluorescent bright point corresponding to the second structure; and
a region of interest determination unit to determine a region of interest on a basis of the feature amount of the second structure and a distribution of the fluorescent bright point corresponding to the second structure.

US Pat. No. 10,509,020

MARKER COMPOSITIONS, AND METHODS FOR MAKING AND USING SAME

United Color Manufacturin...

1. A method of identifying marked hydrocarbon fluids that have been laundered, wherein unlaundered marked hydrocarbon fluids contain a gas chromatography marker and a spectroscopic marker, the gas chromatography marker including a pyrrolidinone, the method comprising:a) introducing a first portion of a marked hydrocarbon fluid sample that is suspected of having been laundered into a gas chromatography system, thereby resulting in a gas chromatography report of the marked hydrocarbon fluid sample;
b) spectroscopically analyzing a second portion of the marked hydrocarbon fluid sample, thereby resulting in a spectroscopic report of the marked hydrocarbon fluid sample;
c) identifying a presence or absence of the gas chromatography marker using the gas chromatography report and identifying a presence or absence of the spectroscopic marker using the spectroscopic report; and
d) based on the identifying of step c):
if the gas chromatography marker and the spectroscopic marker are identified as present, then indicating that the hydrocarbon fluid sample is marked and unlaundered; and
if the gas chromatography marker is identified as present and the spectroscopic marker is identified as absent, then indicating that the hydrocarbon fluid sample is marked and laundered.

US Pat. No. 10,509,019

METHOD FOR DETERMINING SOIL MOISTURE

1. A method for determining soil moisture, comprising(a) measuring an initial electrical conductivity and an initial dielectric constant of a training sample of a soil;
(b) adjusting the training sample's water content by adding a fixed amount of water and obtaining a plurality of adjusted electrical conductivities and dielectric constants from the adjusted training sample;
(c) entering the initial and adjusted electrical conductivities and dielectric constants into a computing device;
(d) obtaining a regression value from the initial and adjusted electrical conductivities and dielectric constants of the training sample;
(e) measuring a final electrical conductivity and a final dielectric constant from a real sample of the soil; and
(f) determining the soil moisture of the soil using the regression value and the final electrical conductivity and dielectric constant of the real sample.

US Pat. No. 10,509,017

HIGH PRESSURE PROCESSING PRESSURE SENSOR

Chromatic Technologies, I...

1. A pressure sensor for visually determining whether a pressure threshold has been achieved, said pressure sensor comprising:a color-changing system comprising:
a dye;
a developer; and
a solvent;
wherein said color-changing system is contained such that said dye, said developer, and said solvent are encapsulated together;
wherein said developer variably interacts with said dye according to the pressure of said color-changing system; and
wherein upon achievement of said pressure threshold, said dye and said developer interact, resulting in a visible color change.

US Pat. No. 10,509,016

METHODS FOR DETECTING LACOSAMIDE BY MASS SPECTROMETRY

Quest Diagnostics Investm...

1. A method for determining the amount of lacosamide in a sample, said method comprising:a. subjecting the sample to protein precipitation;
b. purifying lacosamide from said sample by high performance liquid chromatography (HPLC);
c. ionizing lacosamide and an internal standard by electrospray ionization (ESI) to produce at least one lacosamide ion and at least one internal standard ion detectable by mass spectrometry, wherein the ions are fragmented with a collision energy of 35V;
d. determining an amount of said at least one lacosamide ion and an amount of said at least one internal standard ion by mass spectrometry; and
e. comparing the amount of said at least one lacosamide ion and the amount of said at least one internal standard ion to determine the amount of lacosamide in the sample.

US Pat. No. 10,509,015

DETECTING FAULTY COLLECTION OF VIBRATION DATA

Computational Systems, In...

1. A method for collecting vibration data indicative of health of a machine, the method comprising:(a) attaching a vibration sensor to a measurement point on the machine;
(b) collecting vibration data including a bin of vibration data that extends over a measurement time period having a begin time and an end time;
(c) storing the vibration data in memory;
(d) determining a first average amplitude of a first portion of the bin of vibration data collected during a first time window that includes the begin time of the measurement time period;
(e) determining a second average amplitude of a second portion of the bin of vibration data collected during a second time window that includes the end time of the measurement time period;
(f) determining a slope of the vibration data based on a ratio of an amplitude difference between the first and second average amplitudes and a time difference between a first time in the first time window and a second time in the second time window; and
(g) retaining or discarding the bin of vibration data collected in step (b) based on comparison of the slope to one or more threshold levels.

US Pat. No. 10,509,014

METHOD AND DEVICE FOR THE TESTING OF ULTRASOUND PROBES

1. A method of testing an ultrasound probe having a plurality of transducer element/lead pairs, the method comprising:selecting an interrogation protocol from a plurality of interrogation protocols, each of the plurality of interrogation protocols specifying an order in which voltage pulses are sent from transmitters of a plurality of transmitter/receiver circuits to the plurality of transducer element/lead pairs;
sending voltage pulses according to the selected interrogation protocol; and
registering voltage pulses received by receivers of the plurality of transmitter/receiver circuits according to the selected interrogation protocol,
the selected interrogation protocol detecting crosstalk between any two transducer element/lead pairs of the plurality of transducer element/lead pairs by:
i. selecting an individual transducer element/lead pair of the plurality of transducer element/lead pairs,
ii. sending a voltage pulse to the individual transducer element/lead pair,
iii. registering voltage pulses received by each of the receivers of the plurality of transmitter/receiver circuits,
iv. repeating i)-iii) until a voltage pulse is sent to each individual transducer element/lead pair, and
v. producing a report of detected crosstalk based on results from i) to iv).

US Pat. No. 10,509,013

METHOD FOR FABRICATING A LAYERED STRUCTURE USING WAFER BONDING

The University of British...

1. A method for fabricating a layered structure, the method comprising:(a) depositing a first polymer-based layer on a substrate assembly that functions as a bottom electrode;
(b) patterning the first polymer-based layer to be a cavity;
(c) depositing a sacrificial layer on a separate substrate;
(d) depositing a second polymer-based layer over the sacrificial layer;
(e) depositing a top electrode on the second polymer-based layer;
(f) depositing a third polymer-based layer on the top electrode such that the top electrode is between the second and third polymer-based layers;
(g) adhering the first and third polymer-based layers together such that the cavity is closed by the first and third polymer-based layers; and
(h) etching away the sacrificial layer such that the second polymer-based layer is released from the separate substrate.

US Pat. No. 10,509,012

SOUND PROPAGATION COMPARISON WITH AUTOMATED FREQUENCY SELECTION FOR PIPE CONDITION ASSESSMENT

Mueller International, LL...

1. A method for receiving and analyzing data for condition assessment within a fluid distribution system, comprising:receiving pipe segment criteria for a pipe segment, the pipe segment comprising a length of a pipe between a first computing node and a second computing node;
determining a predicted parameter based on the received pipe segment criteria for the pipe segment;
utilizing the predicted parameter to measure an actual speed of sound for the pipe segment between the first computing node and the second computing node; and
comparing the actual speed of sound and a theoretical speed of sound to calculate a predicted pipe degradation for the pipe segment.

US Pat. No. 10,509,010

VACUUM PROCESSING APPARATUS AND MASS SPECTROMETER

SHIMADZU CORPORATION, Ky...

5. A mass spectrometer comprising:a processing chamber that can bring an inside of the processing chamber into a vacuum state;
a load lock chamber that is coupled to the processing chamber and that is switchable between an atmospheric state and the vacuum state;
a communication unit configured to communicate the processing chamber with the load lock chamber;
a stage on which a processing object is placed, the stage being movable between the processing chamber and the load lock chamber through the communication unit; and
a sealing unit fixed to the stage, the sealing unit being larger than an opening of the communication unit on a processing chamber side;
a plate-shaped member rotatably provided on a horizontal axis placed above the opening of the communication unit on the processing chamber side in an inner wall of the processing chamber, the plate-shaped member being switchable between a closed state in which the plate-shaped member abuts on the inner wall and an opened state in which the plate-shaped member is detached from the inner wall; and
a penetration opening formed in the plate-shaped member to allow the stage to pass, wherein:
an opening end of the penetration opening on the inner wall side is formed at a position corresponding to the opening of the communication unit on the processing chamber side when the plate-shaped member is in the closed state, while the penetration opening is inclined obliquely downward as the penetration opening goes away from the inner wall,
an inclined portion inclined obliquely downward at an angle equal to that of the penetration opening is formed at an end of the stage on a side on which the sealing unit is fixed as it approaches the sealing unit,
the sealing unit is larger than an opening end of the penetration opening on a side opposite to the inner wall, and
in a state in which the stage is located on a load lock chamber side, the inclined portion of the stage is disposed inside the penetration opening, and the sealing unit abuts on the plate-shaped member to bring the plate-shaped member into the closed state.

US Pat. No. 10,509,009

SENSOR CONTROL APPARATUS AND SENSOR CONTROL SYSTEM

NGK SPARK PLUG CO., LTD.,...

1. A sensor control apparatus configured for connection to a gas sensor, the gas sensor including an electromotive force cell having a first solid electrolyte body and a pair of first electrodes formed on the first solid electrolyte body and a pump cell having a second solid electrolyte body and a pair of second electrodes formed on the second solid electrolyte body and which detects a particular gas component contained in a gas under measurement, the sensor control apparatus comprising:current control means for controlling pump current flowing between the pair of second electrodes such that an electromotive force cell voltage generated between the pair of first electrodes becomes equal to a target voltage;
pump current detection means for detecting the pump current;
voltage setting means for setting the target voltage to a first target voltage, a second target voltage, and a third target voltage, in this order, the first target voltage being a voltage at which moisture contained in the gas under measurement does not substantially dissociate and which is used when the particular gas component is detected, the second target voltage being a voltage at which moisture contained in the gas under measurement dissociates, the third target voltage being lower than the first target voltage,
control means for detecting humidity of the gas under measurement based on a difference between the pump current when the target voltage is the first target voltage and the pump current when the target voltage is the second target voltage,
wherein the control means causes the pump current detection means to detect the pump current when a predetermined time has elapsed after the target voltage has been changed from the third target voltage to the first target voltage by the voltage setting means, and
wherein the first, second, and third target voltages are positive voltages.

US Pat. No. 10,509,008

BIOLOGICAL DEVICE AND BIOSENSING METHOD THEREOF

Taiwan Semiconductor Manu...

1. A device comprising:a substrate comprising:
a source region and a drain region;
a channel region disposed on a same plane as the source region and the drain region and between the source region and the drain region in a first lateral direction on the plane;
a body region; and
a sensing region disposed at least on the same plane as the channel region and between the channel region and the body region in a second lateral direction on the plane different from the first lateral direction, wherein the sensing region is configured to bind target molecules;
a gate electrode disposed on the substrate;
a sensing well disposed at least adjacent to the sensing region; and
a gate dielectric disposed between the sensing region and the gate electrode.

US Pat. No. 10,509,005

BLOOD COMPONENT MEASURING DEVICE, METHOD FOR MEASURING BLOOD COMPONENT, AND BIO-SENSOR

PHC Holdings Corporation,...

1. A method for measuring a blood component that measures a blood component amount with a biosensor in which blood is introduced, and a blood component contained in the blood is oxidized and reduced by an oxidoreductase,the method comprising:
measuring a first current value generated when a first voltage is applied to a first electrode pair of the biosensor,
measuring multiple times a second current value generated when a second voltage is applied to a second electrode pair of the biosensor multiple times, and
correcting the measured first current value based on at least a part of the measured first and second current values,
wherein measuring the first current value is conducted by
applying the first voltage to the first electrode pair during a predetermined period after introduction of the blood to the biosensor, and
detecting the current at the predetermined timing for detection of the first current,
measuring the second current value multiple times is conducted by
applying a pulse of the second voltage to the second electrode pair during a predetermined short period from the measuring of the second current and during a predetermined timing for detection of the second current, and
detecting the current corresponding to each of the second currents.

US Pat. No. 10,509,004

SENSOR ELEMENTS WITH A TANTALUM- OR NIOBIUM-CONTAINING BASE LAYER AND METHODS OF PRODUCING THE SAME

ROCHE DIABETES CARE, INC....

1. A sensor element for electrochemically analyzing a body fluid sample, the sensor, element comprising:an electrically insulating carrier substrate; and
an electrically conductive layer structure deposited on a surface of the electrically insulating carrier substrate, wherein the electrically conductive layer structure comprises a continuous base layer of tantalum, niobium or an alloy thereof and a metallic cover layer formed only on the base layer covering the base layer only in some regions thereof, wherein the cover layer is a noble metal which is more noble than the base layer, and wherein the electrically conductive layer structure includes an electrode arrangement to which the body, fluid sample can be applied,
the electrically conductive layer structure also including, contact pads for making electrical contact with an instrument for applying electrical potential to the sensor element, and conductive paths extending between the electrode arrangement and the contact pads, the electrode arrangement including portions of the base layer and the cover layer, the contact pads including portions of the base layer and the cover layer; and the conductive paths including portions of the base layer free of the cover layer.

US Pat. No. 10,509,003

CONDUCTIVITY SENSOR AND METHOD FOR DETERMINING THE ELECTRICAL CONDUCTIVITY OF A LIQUID MEDIUM

KROHNE MESSTECHNIK GMBH, ...

1. A conductivity sensor for measuring the electrical conductivity of a liquid medium comprising:at least a first coil,
a current source connected to the first coil,
a control and evaluation unit,
at least a first electrode and a second electrode, and
at least one voltage measuring unit, the voltage measuring unit being connected to the first electrode and the second electrode,
wherein the control and evaluation unit is connected to the current source and to the at least one voltage measuring unit,
wherein the first electrode and the second electrode are arranged out of electrical contact with the first coil, and
wherein at least one electrically insulating unit is provided, the electrically insulating unit having an inner space and an outer space, the inner space being open, wherein the first coil surrounds the electrically insulating unit and the first coil and the first electrode and the second electrode are arranged parallel to one another along the electrically insulating unit.

US Pat. No. 10,509,000

X-RAY FLUORESCENCE DEVICE CALIBRATION

Tribo Labs, Marina del R...

1. A method of calibrating a device, comprising:generating x-rays from an x-ray generator within a housing;
receiving a return signal emitted by a material struck by the x-rays in a sensor, the material being of a shutter within the housing;
providing data generated by the sensor to electronics connected to the x-ray generator and the sensor;
processing the data in the electronics;
wherein the electronics comprise at least one processor, and the data from the sensor comprises wavelengths of a set of peak magnitudes of a return spectrum, and the at least one processor compares the wavelengths of the set of peak magnitudes of the return spectrum with a set of expected wavelengths of peak magnitudes of a return spectrum, and updates parameters relating to the operation of the x-ray generator and sensor based on the analysis of the comparison of the wavelengths of the set of peak magnitudes of the return spectrum with the set of expected wavelengths of peak magnitudes of the return spectrum, the updated parameters including parameters relating to a length of time of generation of x-rays by the device.

US Pat. No. 10,508,999

SAMPLE HOLDER

Shimadzu Corporation, Ky...

1. A sample holder that is used in common by an X-ray fluorescence spectrometer and a Fourier transform infrared spectrometer and holds a sample to be analyzed, the sample holder comprising:a holder body; and
a pair of films attached to the holder body;
wherein,
when an analysis of a sample is conducted with the X-ray fluorescence spectrometer, the sample is irradiated with X-rays through one of the pair of films while being sandwiched between the pair of films, and
when an analysis of a sample is conducted with the Fourier transform infrared spectrometer, the sample is irradiated with infrared rays not through the pair of films while not being sandwiched between the pair of films.

US Pat. No. 10,508,997

METHOD OF ANALYZING FINES MIGRATION IN MULTIPHASE FLOW IN SEDIMENT LAYER USING X-RAY COMPUTED TOMOGRAPHY IMAGE

Korea Institute of Geosci...

1. A method of analyzing fines migration in a multiphase flow in a sediment layer using X-ray computed tomography (CT) image, comprising,preparing an X-ray CT image analysis sample;
analyzing an X-ray CT image during a depressurization process;
calibrating and calculating fines content; and
estimating a fines migration analysis result.

US Pat. No. 10,508,996

SYSTEM FOR TESTING INTEGRATED CIRCUIT AND METHOD FOR TESTING INTEGRATED CIRCUIT

HAMAMATSU PHOTONICS K.K.,...

1. A system for testing an integrated circuit using light probing, the system comprising:a light source configured to output light having a wavelength width;
a wavelength width adjustment unit optically coupled to the light source and configured to adjust the wavelength width of the output light;
a lens configured to receive the adjusted light and focus the adjusted light onto a selected portion on the integrated circuit;
a photosensor configured to receive reflected light that is reflected from the integrated circuit and provide an electrical signal; and
an analyzer configured to receive the electrical signal and extract a signal corresponding to a specific frequency from the electrical signal,
wherein the photosensor is configured to detect a modulation of the reflected light caused by movement of a reflecting surface of the integrated circuit due to fluctuation of a depletion layer formed in the integrated circuit;
wherein the wavelength width of the adjusted light is larger than 33.8 nm and smaller than 106 nm.

US Pat. No. 10,508,991

POLARIZATION ANALYSIS APPARATUS AND CONTROL METHOD OF POLARIZATION ANALYSIS APPARATUS

TIANMA JAPAN, LTD., Kana...

1. A polarization analysis apparatus, comprising:a light source that radiates first light causing a sample to be in an excitation state;
a polarization selection element that outputs polarized light in a specific direction from second light radiated from the excited state sample in response to a voltage applied based on control information on a rectangular wave, the rectangular wave oscillates between positive and negative and an absolute value changes in a first cycle;
an image sensor that measures a luminance of polarized light that has passed through the polarization selection element; and
a controller that controls the polarization selection element and the image sensor,
wherein the controller is configured to:
calculate a reference voltage for each phase of the rectangular wave to cause the polarization selection element to output polarized light such that a change in luminance thereof forms a sine wave that oscillates in the first cycle;
calculate a corrected reference voltage by correcting the reference voltage in at least one of two sections of the rectangular wave where an absolute value of the reference voltage increases in response to a phase change and where an absolute value of the reference voltage decreases in response to the phase change;
generate the control information on the rectangular wave based on the reference voltage and the corrected reference voltage;
apply a voltage to the polarization selection element based on the control information on the rectangular wave;
operate the image sensor in accordance with a light exposure time having a time width obtained by dividing the first cycle by four, and measure luminance of polarized light output from the polarization selection element; and
calculate a degree of polarization of the sample based on results of the measurement.

US Pat. No. 10,508,989

OPTICAL CHEMICAL ANALYSER AND LIQUID DEPTH SENSOR

International Moisture An...

1. An optical chemical analyser comprising a target detection module, the target detection module being configured to detect a change in presence of a desired class of target and output a target change signal when a predetermined change in presence of the desired class of target is detected; and wherein the optical chemical analyser is configured such that at least a portion of the optical chemical analyser enters a powered-up state from a powered-down state based on the target change signal being output by the target detection module, wherein the target is contained in a pressurised vessel and the optical chemical analyser is configured to be mounted to and located exterior to the pressurised vessel.

US Pat. No. 10,508,988

METHOD AND SYSTEM FOR GAS DETECTION

GasSecure AS, Oslo (NO)

1. A method of operating a gas sensor for determining a concentration of a gas in a measurement volume, the gas sensor comprising a light source and a detector arranged to receive light that has passed through the measurement volume, the method comprising the steps of:during a lower energy consumption measurement period, using the detector to make a lower energy consumption measurement of an amount of light received in at least one wavelength band which is absorbed by the gas;
comparing said lower energy consumption measurement to a threshold value;
if said threshold value is crossed, during a higher energy consumption measurement period using the detector to make a higher energy consumption measurement of an amount of light received in at least one wavelength band which is absorbed by the gas; and
calculating the concentration of said gas in said measurement volume using the lower energy consumption and/or the higher energy consumption measurement;
wherein the gas sensor comprises a temperature sensor, the method further comprising using a temperature of the gas sensor to configure one or more of a length of the higher energy consumption measurement period, a sampling rate at which the higher energy consumption measurement is carried out or an intensity of the light source during the higher energy consumption measurement period.

US Pat. No. 10,508,985

SYSTEMS AND METHODS FOR PUMP-PROBE SPECTROSCOPY

NORTHWESTERN UNIVERSITY, ...

1. A pump-probe spectroscopy system comprising:an optical subsystem comprising a light source and optical elements for generating a pulsed pump beam and a pulsed probe beam, the pulsed probe beam having a probe pulse frequency ? of at least 20 kHz;
a detector subsystem configured to detect a sample signal induced by the pulsed pump beam and the pulsed probe beam;
a chopper configured to adjust the frequency of the pump beam to ?/2, wherein the chopper is synchronized with a detector of the detector subsystem but is unsynchronized with the pulsed probe beam; and
a data acquisition subsystem comprising a processor and a non-transitory computer-readable medium comprising instructions, that, when executed by the processor, cause the system to initiate acquisition of image data by the detector based on a trigger signal derived from the pulsed pump beam.

US Pat. No. 10,508,984

METHOD OF DETECTING THE IN-LIQUID STATE OF A MOBILE DEVICE, RELATED IN-LIQUID DETECTION SYSTEM, MOBILE DEVICE AND COMPUTER PROGRAM PRODUCT

STMicroelectronics S.r.l....

1. A method of detecting an in-liquid state of a mobile device, comprising:receiving a first sensor signal comprising a plurality of color components indicative of an intensity of ambient light at different wavelengths;
receiving a second sensor signal indicative of ambient pressure;
determining a first plausibility index indicating a likelihood that the mobile device has performed an air/liquid transition as a function of variations of at least two color components of said first sensor signal;
determining a second plausibility index indicating a likelihood that the mobile device has performed the air/liquid transition as a function of variations of said second sensor signal wherein determining the second plausibility index comprises:
setting said second plausibility index to a given value indicating that it is likely that the mobile device has performed the air/liquid transition when said second sensor signal has a variation exceeding a given threshold; and
generating an in-liquid state signal as a function of said first and said second plausibility indices, wherein in case both said first and said second plausibility indices indicate that it is likely that the mobile device has performed the air/liquid transition, said in-liquid state signal is set to a given value indicating that the mobile device has performed the air/liquid transition.

US Pat. No. 10,508,983

METHOD FOR PERFORMING A BLOOD COUNT AND DETERMINING THE MORPHOLOGY OF A BLOOD SMEAR

Abbott Laboratories, Abb...

1. A device for counting blood cells in a sample of whole blood, said device comprising:a first imaging system that measures an absorbance or a reflectance value of light attributable to hemoglobin in a plurality of red blood cells to determine an optical density for a blood smear;
a computer comprising a processor and a computer-readable medium comprising instructions that, when executed by the processor, cause the device to:
(a) measure an absorbance or a reflectance value of light attributable to hemoglobin in a plurality of red blood cells in the blood smear on the slide to determine an optical density for the blood smear;
(b) identify an analysis area of the blood smear that has a suitable thickness for analysis;
(c) determine an optical density of the entire blood smear;
(d) count a plurality of blood cells in the analysis area; and
(e) determine a volume of the sample that is present in the analysis area by calculating a ratio of the optical density of the analysis area to the optical density of the entire blood smear and multiplying the ratio by the volume of the sample.

US Pat. No. 10,508,982

PARTICLE SENSOR AND PARTICLE SENSING METHOD

Koninklijke Philips N.V.,...

1. A particle sensor, comprising:an input,
wherein the input is configured to receive a gas flow,
wherein the gas flow comprises entrained particles;
an electrostatic particle charging section, the electrostatic particle charging section comprising an ionization electrode within an ionization chamber,
wherein the gas flow passes past the ionization chamber and partially enters the ionization chamber,
wherein the electrostatic particle charging section is configured to charge particles in the ionization chamber;
a particle precipitation section,
wherein the particle precipitation section is configured to precipitate the charged particles;
a sensor circuit,
wherein the sensor circuit is arranged to detect the precipitated particles to produce a sensor signal;
a flow sensor arrangement,
wherein the flow sensor arrangement is arranged to produce a flow signal,
wherein the flow signal is representative of an amount of gas flow between the outside of the ionization chamber and the inside of the ionization chamber; and
a controller,
wherein the controller is arranged to control a gas flow rate through the particle sensor based on the flow signal.

US Pat. No. 10,508,981

SYSTEM AND METHOD FOR SENSING AND TRAPPING NANOPARTICLES WITH PLASMONIC NANOPORES

Purdue Research Foundatio...

1. A particle sensor, comprising:a conductive transparent layer;
a conductive film aperture layer mounted to a substrate, the aperture layer comprising a plurality of nanopores for trapping nanoparticles contained in a fluid situated between the transparent layer and the aperture layer, the nanoparticles functionalized with a target protein, the nanopores functionalized with an antibody of the target protein;
a light source configured to illuminate the nanopores to induce a flow of the nanoparticles towards the nanopores; and
an electric field source connected between the transparent layer and the aperture layer.

US Pat. No. 10,508,980

MEASURING NOZZLE FOR DETERMINING THE EXTENSIONAL VISCOSITY OF POLYMER MELTS

1. A measuring nozzle for determining the extensional viscosity of polymer melts during their processing, said nozzle comprising:a flow channel having a rectangular cross-section and a transitional section between an inlet section and an outlet section each having a respective constant cross-section,
wherein said transitional section tapers hyperbolically in a flow direction between pairs of opposing channel walls,
wherein the transitional section comprises
an inlet-side zone in which the pairs of said channel walls each have a respective distance therebetween that decreases continuously in the direction of flow, and the channel walls of one of the pairs of said opposing channel walls is hyperbolic in shape,
an outlet-side zone that adjoins the inlet-side zone and in which the two channel walls of one of the pairs of the channel walls disposed opposite one another extend parallel to one another, and the two channel walls of the other of the pairs of channel walls arranged therebetween converge hyperbolically in the flow direction.

US Pat. No. 10,508,979

PURE BENDING MECHANICAL TEST DEVICE AND METHOD FOR IMPLEMENTING SAME

1. A device for performing a mechanical four-point bending test on a test piece, said device comprising:a) a bearing for holding a first end of the test piece and means for holding a second end of the test piece;
b) traction means and converting means for converting a translational movement of said traction means into a rotational movement; and
c) a first Cardan joint for converting said rotational movement into bending deformation of the test piece, the first Cardan joint being connected to the bearing.

US Pat. No. 10,508,978

STRAIN ENERGY-BASED METHOD AND APPARATUS TO DETERMINE THE COEFFICIENT OF RESILIENCE OF LOST CIRCULATION MATERIALS

Saudi Arabian Oil Company...

1. An apparatus for determining the coefficient of resilience of a lost circulation material (LCM), comprising:a test cell having an interior chamber configured to contain a sample of the LCM, the test cell having an open end and closed end defining the interior chamber;
a probe configured to insert into the open end of the test cell, the probe comprising a disc-shaped probe foot and a probe leg;
an arm coupled to the probe and configured to apply a load to the probe such that a force is applied to the LCM sample via movement of the probe over a first displacement during a compression cycle, the arm further configured to release the load applied to the probe such that the force is removed via movement of the probe over a second displacement during a decompression cycle;
a processor;
a non-transitory computer-readable memory accessible by the processor, the memory having executable code stored thereon, the executable code comprising a set of instructions that causes the processor to perform operations comprising:
determining a strain energy absorbed by the LCM sample during the compression cycle using the first displacement;
determining a strain energy released by the LCM sample during a decompression cycle using the second displacement; and
determining a coefficient of resilience by dividing the released strain energy by the absorbed strain energy.

US Pat. No. 10,508,975

SAMPLE COLLECTION DEVICE

Orion Genomics LLC, St. ...

1. A sampling device comprising:a lower portion comprising a sample container;
a cap moveably attached with the lower portion and comprising a cutting edge configured for cutting a leaf, such that when the cap is attached to the lower portion with a leaf therebetween, a leaf sample is deposited into the sample container of the lower portion, the cap also comprising a dead space opening configured to receive a first pipette,
wherein the cap is moveably attached to the lower portion by an elongated post extending out of the lower portion, and wherein the cap includes a vent in fluid communication with the sample container such that the leaf sample is dried during transport of the sampling device, the vent being configured to receive a second pipette.

US Pat. No. 10,508,972

FIBER-OPTIC TESTING SOURCE AND FIBER-OPTIC TESTING RECEIVER FOR MULTI-FIBER CABLE TESTING

VIAVI SOLUTIONS INC., Sa...

1. A fiber-optic testing source for testing a multi-fiber cable, the fiber-optic testing source comprising:a laser source communicatively coupled to a plurality of optical fibers connected to a connector; and
at least one photodiode communicatively coupled to one or more selective optical fibers of the plurality of optical fibers by at least one corresponding splitter to implement a communication channel between the fiber-optic testing source and a fiber-optic testing receiver, wherein the communication channel is operable independently from a polarity associated with the multi-fiber cable, and wherein a number of the one or more selective optical fibers is less than a total number of the plurality of optical fibers.

US Pat. No. 10,508,971

OPTICAL TEST SYSTEM AND METHOD FOR DETERMINING SIZE OF GAP BETWEEN TWO SUBSTRATES OF OPTICAL ELEMENT

TAIWAN SEMICONDUCTOR MANU...

1. An optical test method, comprising:emitting light through a gap between two substrates of an optical element disposed on a holder to generate a plurality of light beams;
driving the holder with the optical element to move to N positions, wherein N is a natural number greater than 2;
receiving on a sensor one of the plurality of light beams from the optical element in the N positions to generate N first intensity signals; and
determining the size of the gap of the optical element according to the N first intensity signals with a processor and reference data stored on a memory device.

US Pat. No. 10,508,970

SYSTEM FOR PRECISION MEASUREMENT OF STRUCTURE AND METHOD THEREFOR

POONGSAN FNS CORPORATION,...

1. A system for precisely measuring a structure, comprising:a reference meter installed at a fixed position and configured to provide GPS reference information received via a reference GPS module,
a plurality of response meters, installed at a plurality of positions of the structure respectively, each of which comprises an acceleration sensor and a response GPS module, and is configured to synchronize acceleration information obtained through the acceleration sensor with a plurality of real-time kinematic (RTK) displacement data measured through the response GPS module using the GPS reference information to transmit the synchronized acceleration information and the plurality of RTK displacement data, and
an operation processor configured to calculate structure response information using the transmitted acceleration information and the plurality of RTK displacement data,
wherein the GPS reference information includes reference position data and reference time data, and the plurality of RTK displacement data include dynamic displacement data corresponding to X-axis, Y-axis, and Z-axis and displacement time data, and
wherein the response meter acquires the acceleration information by measuring an X-axis component, a Y-axis component, and a Z-axis component of an acceleration of the structure through the acceleration sensor, and synchronizes acceleration time data corresponding to the acceleration information with the displacement time data at multi-sampling frequencies to generate the acceleration information and the plurality of RTK displacement data into a packet, the acceleration information including acceleration data corresponding to an X-axis, a Y-axis, and a Z-axis, and angular displacement data corresponding to an XY plane, a YZ plane, and a ZX plane.

US Pat. No. 10,508,969

METHOD AND DEVICE FOR TESTING AIR TIGHTNESS

CHROMA ATE INC., Taoyuan...

1. A method for testing air tightness, comprising:airtightnessly disposing an object at an opening of a testing chamber;
connecting a storage chamber and the testing chamber;
supplying a negative pressure to the storage chamber;
measuring a pressure in the storage chamber or the testing chamber to obtain a first pressure value;
determining an air tightness of the testing chamber according to the negative pressure and the first pressure value;
stopping supplying the negative pressure to the storage chamber;
measuring the pressure in the storage chamber or the testing chamber to obtain a second pressure value;
measuring the pressure in the storage chamber or the testing chamber after stopping supplying the negative pressure to the storage chamber for a predetermined period of time to obtain a third pressure value; and
determining the air tightness of the testing chamber according to the second pressure value and the third pressure value.

US Pat. No. 10,508,968

SYSTEMS, METHODS AND APPARATUS FOR IN-SERVICE TANK INSPECTIONS

Square Robot, Inc., Bost...

1. A system to inspect a tank containing a flammable fluid, comprising:a vehicle comprising a battery, a pressure switch, a control unit, a propeller, an inspection device having one or more conductors, and a ranging device;
the pressure switch closing an electronic circuit between the control unit and the battery responsive to the pressure switch detecting an ambient pressure greater than a minimum threshold;
the battery of the vehicle providing, responsive to closing of the electronic circuit by the pressure switch, power to the control unit, the propeller, the inspection device, and the ranging device;
the control unit generating, based on data received from the ranging device, a map of the tank, and determining a first position of the vehicle on the map of the tank;
the inspection device receiving, from the control unit responsive to identifying the first position of the vehicle on the map of the tank based on data from the ranging device, a command to initiate inspection at the first position on the map;
the inspection device changing, responsive to the command to initiate inspection, a magnetic field in the one or more conductors to induce loops of electric current that extend towards a portion of the tank corresponding to the first position on the map;
the inspection device detecting values corresponding to the induced loops of electric current at the portion of the tank corresponding to the first position on the map;
the inspection device providing, to the control unit, data comprising the detected values;
the control unit determining a quality metric at the portion of the tank corresponding to the first position of the vehicle on the map, and storing, in a memory of the vehicle, the quality metric; and
the propeller of the vehicle moving, responsive to a second command from the control unit, the vehicle through the flammable fluid in the tank towards a second position on the map.

US Pat. No. 10,508,966

WATER FLOW ANALYSIS

HOMESERVE PLC, Walsall (...

1. A method of determining water consumption at a site, comprising:recording a temperature of a part of a water supply system between a water main and a site as a function of time;
analysing the recorded temperature as a function of time to determine a property indicative of the water consumption at the site; and
recording the temperature of respective parts of the water supply system between a water main and a plurality of sites as a function of time and wherein the site is a one of the plurality of sites.

US Pat. No. 10,508,965

SEALANT DETECTION APPARATUS, METHOD AND ASSEMBLY

Eaton Intelligent Power L...

1. A sealing fitting rated for use in a hazardous environment, the sealing fitting comprising:a wall defining an interior space and having an inner surface and an outer surface, and including first and second ports through the wall into the interior space, the ports being disposed, respectively, beyond a proximal extreme and a distal extreme of a sealant disposed within the fitting, the sealant being configured to limit the passage of vapors between an explosion-proof enclosure and the atmosphere in a hazardous location;
a first probe removably inserted into the first port and configured to transmit one or more signals; and
a second probe removably inserted into the second port and configured to receive the one or more signals to inspect the integrity of the sealant.

US Pat. No. 10,508,964

SOLENOID VALVE ASSEMBLY WITH PILOT PRESSURE CONTROL

Eaton Intelligent Power L...

19. A method of testing a solenoid valve assembly, the solenoid valve assembly including a valve body defining a supply port and a control port each fluidly connected to an interior cavity, the solenoid valve assembly including a selectively energizable coil attached to the valve body and defining an interior core, the method comprising:energizing or deenergizing the coil to responsively move an armature assembly within the interior cavity of the valve body from a first position to a second position, the armature assembly and the valve body being cooperatively configured to regulate fluid flow from the supply port to the control port when the armature assembly is in at least one of the first or second positions; and
identifying an inadvertent leak of a fluid seal between the valve body and a pole piece at least partially disposed within the interior core of the coil adjacent the armature assembly, the pole piece including a pole piece body with a flange projecting from the pole piece body, the flange abutting the valve body and including a chamfered portion,
wherein the chamfered portion of the pole piece and the valve body cooperatively define a fluid leak path that passes air therethrough responsive to the inadvertent leak of the fluid seal.

US Pat. No. 10,508,963

METHOD AND DEVICE FOR KNOCK RECOGNITION OF AN INTERNAL COMBUSTION ENGINE

Robert Bosch GmbH, Stutt...

10. A processor configured for knock recognition of an internal combustion engine, the processor configured to:Fourier transform, weight in frequency-dependent fashion, and sum a signal of a knock sensor to produce a first knock signal; and
determine, based on a multiplicity of first knock signals considered together, a concentration point of the multiplicity of the first knock signals, and subtract a first offset value from the first knock signal to form a second knock signal, the first offset value being ascertained from the concentration point of the multiplicity of the first knock signals, wherein when the second knock signal has a value below zero, the second knock signal is set to a value of zero, and the device is configured to evaluate the second knock signal as knocking or non-knocking;
wherein each one of the multiplicity of the first knock signals is produced based on a different signal of the knock sensor, the different signal being Fourier-transformed, weighted in frequency dependent fashion, and summed to produce the one of the multiplicity of the first knock signals, and
wherein the concentration point is determined using a best-fit line through measurement points.