US Pat. No. 10,969,644

OBSCURING BUS BARS IN ELECTROCHROMIC GLASS STRUCTURES

View, Inc., Milpitas, CA...

1. An electrochromic window comprising:a transparent substrate including a surface upon which an electrochromic device is disposed, the electrochromic device comprising a plurality of layers, the plurality of layers including a transparent conductive layer sandwiched between the transparent substrate and the remainder of the plurality of layers;
a bus bar disposed on the transparent conductive layer; and
an obscuration layer between the transparent conductive layer and the transparent substrate, the obscuration layer at least registered with the bus bar so as to obscure the bus bar from view through the transparent substrate.

US Pat. No. 10,969,643

MASK AND MANUFACTURING METHOD THEREOF, AND LIGHT SHIELDING DEVICE AND CONTROL METHOD THEREOF

BOE TECHNOLOGY GROUP CO.,...

1. A light shielding device, comprising a mask, a numerical control unit, a controller connected to the numerical control unit, a first driving circuit which is connected to the controller and control switches in the mask, and a second driving circuit which is connected to the controller and the control switches, whereinthe mask comprises a base substrate, control switches provided on the base substrate, and electrochromic film components provided on the base substrate, wherein the control switches and the electrochromic film components are connected in one-to-one correspondence, and the control switches are configured to, according to at least one light shielding region and a light transmitting region of the mask, control light transmittances of the electrochromic film components in one-to-one correspondence;
the numerical control unit is configured to, according to a pattern of a substrate to which the mask corresponds, set at least one light shielding region and a light transmitting region in the mask;
the controller is configured to, according to the at least one light shielding region and the light transmitting region which are set, generate and send a first control command to the first driving circuit, and generate and send a second control command to the second driving circuit;
the first driving circuit is configured to, according to the first control command, provide a first driving voltage to at least part of the control switches in the mask corresponding to the at least one light shielding region and at least a part of the light transmitting region, and control the at least part of the control switches corresponding to the at least one light shielding region and the at least a part of the light transmitting region to be turned on; and
the second driving circuit is configured to, according to the second control command, provide at least one second driving voltage to at least part of the control switches corresponding to the at least one light shielding region and at least a part of the light transmitting region in the mask, wherein the at least one second driving voltage is transmitted, through the at least part of the control switches, to corresponding electrochromic film components to control the corresponding electrochromic film components to shield light or transmit light.

US Pat. No. 10,969,642

BLUE PHASES ON PATTERNED SURFACES

The University of Chicago...

1. An article, comprising:a substrate having a surface, wherein the surface is patterned with a surface pattern that extends over a first area; and
a monocrystalline liquid crystalline material that extends over the first area wherein the surface pattern comprises regions that induce planar orientation of molecules in the monocrystalline liquid crystalline material and regions that induce homeotropic orientation of molecules in the monocrystalline liquid crystalline material.

US Pat. No. 10,969,641

LIQUID CRYSTAL DISPLAY DEVICE

Japan Display Inc., Toky...

1. A display device comprising:a display region, which includes plural pixels, having a non-rectangle outer shape;
a peripheral region around the display region;
a substrate having scanning lines, drain lines, and pixel electrodes; and
a scanning circuit connected to the scanning lines,
wherein
the scanning lines, extending in a first direction and arranged in a second direction that intersects the first direction, have a first scanning line and a second scanning line,
the drain lines, extending in the second direction and arranged in the first direction, have a first drain line and a second drain line,
the pixel electrodes have a first pixel electrode in the display region and a second pixel electrode in the peripheral region,
the second scanning line has a first portion extending the second direction in the peripheral region, a second portion extending the first direction in the display region, and a third portion extending the first direction in the peripheral region,
the first portion of the second scanning line connects the second portion of the second scanning line and the third portion of the second scanning line,
the first pixel electrode is surrounded by the first scanning line, the second portion of the second scanning line, the first drain line and the second drain line in a plan view, and
the second pixel electrode overlaps with the first portion of the second scanning line in a plan view.

US Pat. No. 10,969,640

LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising:a display panel including a plurality of sub-pixels and a first substrate, a second substrate and a liquid crystal layer interposed between the first substrate and the second substrate, wherein the first substrate comprises a first electrode, the second substrate comprises a second electrode;
at least one protrusion disposed on the first electrode or the second electrode; and
a drive circuit electrically connected to the display panel and outputting a drive voltage applied between the first electrode and the second electrode corresponding to one of the sub-pixels;
wherein, when a transmittance of the sub-pixel is changed from a first transmittance to a second transmittance higher than the first transmittance in a first frame period, the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is higher than a first target drive voltage corresponding to the second transmittance in a front half period of the first frame period, the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is equal to the first target drive voltage in a rear half period of the first frame period, and the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is equal to the first target drive voltage in other frame periods after the first frame period,
wherein when the transmittance of the sub-pixel is changed from the first transmittance to a third transmittance higher than the second transmittance in a second frame period, the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is higher than a second target drive voltage corresponding to the third transmittance in a front half period of the second frame period, the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is equal to the second target drive voltage in a rear half period of the second frame period, and the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is equal to the second target drive voltage in other frame periods after the second frame period,
wherein when the transmittance of the sub-pixel is changed from the first transmittance to a fourth transmittance higher than the third transmittance in a third frame period, the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is lower than or equal to a third target drive voltage corresponding to the fourth transmittance in a front half period of the third frame period, the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is higher than the third target drive voltage in a rear half period of the third frame period, and the drive voltage applied between the first electrode and the second electrode corresponding to the sub-pixel is equal to the third target drive voltage in other frame periods after the third frame period.

US Pat. No. 10,969,639

ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE FOR IMPROVING ALIGNMENT DEFECTS

BOE TECHNOLOGY GROUP CO.,...

1. An array substrate, comprising a plurality of gate lines, a plurality of data lines, and a first alignment layer disposed above a layer where the gate lines are located and a layer where the data lines are located, the gate lines and the data lines being arranged to intersect with each other to divide the array substrate into a plurality of pixel regions in rows and columns,wherein each of the pixel regions comprises a first side, a second side opposite to the first side, a third side, and a fourth side opposite to the third side, each of the first side and the second side connects the third side to the fourth side, and both of the first side and the second side extend in one direction, lengths of the first side and the second side are greater than lengths of the third side and the fourth side, the first alignment layer has a first alignment direction, and for each of the pixel regions, an angle from each of the first side and the second side to the first alignment direction in a clockwise direction is an acute angle, and pixel regions adjacent in a column direction are staggered such that the first sides of the pixel regions adjacent in the column direction are non-collinear, and
wherein each of the pixel regions is provided therein with a pixel electrode, and the pixel electrode comprises at least two sub-electrode portions arranged along the first alignment direction, each of the sub-electrode portions is provided with a plurality of slits and the slits of two adjacent sub-electrode portions of each of the pixel electrodes have different extending directions.

US Pat. No. 10,969,638

DISPLAY DEVICE

Japan Display Inc., Toky...

1. A display device comprising:a substrate;
a pixel provided on the substrate;
a pixel transistor provided in the pixel;
an image signal line supplying an image signal to the pixel transistor;
a scanning signal line supplying a control signal to the pixel transistor; and
an output transistor provided on the substrate and outputting the control signal to the scanning signal line,
wherein the display device has a display area where the pixel is disposed, and a peripheral area surrounding the display area,
wherein the output transistor is disposed in the peripheral area,
wherein the output transistor includes a gate electrode, a semiconductor film, a drain electrode, and a source electrode,
wherein the gate electrode overlaps the semiconductor film in a plan view,
wherein an outer edge of the semiconductor film is inside an outer edge of the gate electrode in the plan view,
wherein the source electrode is electrically connected to the scanning signal line by a connecting line which overlaps the gate electrode,
wherein a capacitor is formed between the connecting line and the gate electrode, and
wherein an end of the connecting line connects a through hole between the output transistor and the display area.

US Pat. No. 10,969,637

ELECTROSTATIC DISCHARGING CIRCUIT AND DISPLAY PANEL

HKC Corporation Limited, ...

1. An electrostatic discharge circuit, comprising:a first discharge unit, wherein an output terminal of the first discharge unit is coupled to a common terminal, a control terminal of the first discharge unit is coupled to a high voltage terminal or a low voltage terminal, an input terminal of the first discharge unit is coupled to an electrostatic input terminal; and
an associated discharge unit, wherein an input terminal of the associated discharge unit is coupled to the electrostatic input terminal, an output terminal of the associated discharge unit is coupled to the control terminal of the first discharge unit,
wherein the first discharge unit comprises a first N-type transistor and a second P-type transistor, and a source of the first N-type transistor is coupled to the common terminal, a gate of the first N-type transistor is coupled to the high voltage terminal or the low voltage terminal, a drain of the first N-type transistor is coupled to the electrostatic input terminal, a source of the second P-type transistor is coupled to the common terminal, a gate of the second P-type transistor is coupled to the high voltage terminal or the low voltage terminal, and a drain of the second P-type transistor is coupled to the electrostatic input terminal,
wherein the associated discharge unit comprises a second discharge unit and a third discharge unit, the second discharge unit comprises a first capacitor, a first terminal of the first capacitor is coupled to the electrostatic input terminal, and a second terminal of the first capacitor is coupled to the gate of the first N-type transistor, the third discharge unit comprises a second capacitor, a first terminal of the second capacitor is coupled to the electrostatic input terminal, a second terminal of the second capacitor is coupled to the gate of the second P-type transistor.

US Pat. No. 10,969,636

ACTIVE DEVICE SUBSTRATE AND DRIVING METHOD THEREOF

Au Optronics Corporation,...

1. A driving method of an active device substrate, comprising:providing an active device substrate, wherein the active device substrate, comprising:
a substrate;
a first scan line, a second scan line, a third scan line, a first data line, and a second data line, located on the substrate, wherein the first scan line, the second scan line, and the third scan line are substantially extending along a first direction, the first data line and the second data line are extending along a second direction, and the first direction intersects with the second direction;
a first active device, comprising:
a first gate, electrically connected to the first scan line;
a second gate, electrically connected to the second scan line, wherein the first scan line and the second scan line transmit different driving signals;
a first semiconductor pattern layer, overlapping the first gate and the second gate; and
a first source and a first drain, electrically connected to the first semiconductor pattern layer, wherein the first source is electrically connected to the first data line;
a first pixel electrode, electrically connected to the first drain of the first active device; and
a second active device, comprising:
a third gate, electrically connected to the second scan line;
a fourth gate, electrically connected to the third scan line, wherein the second scan line and the third scan line transmit different driving signals;
a second semiconductor pattern layer, overlapping the third gate and the fourth gate; and
a second source and a second drain, electrically connected to the second semiconductor pattern layer, wherein the second source is electrically connected to the second data line; and
a second pixel electrode, electrically connected to the second drain of the second active device;
applying a first driving signal to the first scan line;
applying a second driving signal to the second scan line, wherein the first driving signal applied to the first scan line and the second driving signal applied to the second scan line are asynchronous at time sequences;
applying a first signal to the first data line so as to actuate the first active device in the period of applying the first driving signal to the first scan line and applying the second driving signal to the second scan line; and
applying a third driving signal to the third scan line in the period of applying the second driving signal to the second scan line, wherein the second driving signal applied to the second scan line and the third driving signal applied to the third scan line are asynchronous at the time sequences; and
applying a second signal to the second data line so as to actuate the second active device in the period of applying the second driving signal to the second scan line and applying the third driving signal to the third scan line.

US Pat. No. 10,969,635

LIQUID CRYSTAL DISPLAY AND THIN FILM TRANSISTOR ARRAY PANEL THEREFOR

SAMSUNG DISPLAY CO., LTD....

1. A liquid crystal display, comprising:a first substrate;
a plurality of first signal lines extending along a first direction;
a plurality of conductive lines;
a plurality of pixels including a first pixel and a second pixel,
wherein the first pixel comprises a first pixel electrode and a second pixel electrode disposed on the first substrate, and the second pixel comprises a third pixel electrode and a fourth pixel electrode;
a first thin film transistor connected to the first pixel electrode;
a second thin film transistor connected to the second pixel;
a second substrate facing the first substrate;
a liquid crystal layer interposed between the first substrate and the second substrate;
a common electrode disposed between the liquid crystal layer and the second substrate;
wherein the second pixel electrode has a first cutout and a second cutout,
wherein the first cutout and the second cutout are symmetrical with respect to the first direction,
wherein one of the conductive lines is overlapped by a portion of the second pixel electrode and a portion of the third pixel electrode, and
wherein the common electrode has a third cutout and a fourth cutout, the third cutout and the fourth cutout are symmetrical with respect to the first direction, and the third cutout and the fourth cutout of the common electrode overlap the second pixel electrode.

US Pat. No. 10,969,634

LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF CONTROLLING GRAY SCALE OF LIQUID CRYSTAL DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A liquid crystal display panel, comprising:a first substrate;
a second substrate; and
a liquid crystal layer between the first substrate and the second substrate,
wherein the second substrate is at a light-emitting side of the liquid crystal layer;
wherein the liquid crystal display panel further comprises:
a first transparent electrode and a second transparent electrode, which are between the first substrate and the second substrate and arranged at two sides of the liquid crystal layer respectively, wherein the first transparent electrode and the second transparent electrode are configured to deflect liquid crystal molecules in regions corresponding to sub-electrodes in the liquid crystal layer to form a plurality of microprism structures in the case that a voltage is applied to the first transparent electrode and the second transparent electrode;
a refraction layer between the crystal layer and the second substrate, wherein the refraction layer has a refractive index less than a refractive index of the liquid crystal layer; and
a filter layer at a side of the liquid crystal layer away from the first transparent electrode;
wherein the first transparent electrode comprises a plurality of sub-electrodes parallel to each other and extending in straight lines, and wherein the filter layer is configured to convert light transmitted through the liquid crystal layer and corresponding to each of the microprism structures into light having at least one color.

US Pat. No. 10,969,633

METHOD OF FABRICATING DISPLAY PANEL

Himax Display, Inc., Tai...

1. A method of fabricating a display panel, comprising:providing a first substrate and a second substrate;
forming an alignment material layer on one of the first substrate and the second substrate and patterning the alignment material layer to form an individual central portion;
forming a hydrophobic surface extending from an edge of the individual central portion toward an edge of the one of the first substrate and the second substrate;
forming a sealant material on the one of the first substrate and the second substrate, wherein a gap separates the sealant material from the individual central portion and the hydrophobic surface extends in the gap;
dropping a display medium material on the individual central portion, wherein the display medium material is restricted by the hydrophobic surface and does not contact the sealant material;
assembling the first substrate and the second substrate with the sealant material; and
curing the sealant material to form a sealant,
wherein the sealant covers the hydrophobic surface and partially covers the individual central portion.

US Pat. No. 10,969,632

DISPLAY PANEL AND METHOD OF PROCESSING THE SAME

HKC Corporation Limited, ...

1. A display panel, comprising:a first substrate;
a second substrate disposed opposite to the first substrate;
a liquid crystal layer disposed between the first substrate and the second substrate;
a sealing layer disposed on two ends of the liquid crystal layer, and configured to seal the liquid crystal layer;
stopper plates disposed at positions of end portions of the first substrate; and
a flexible circuit unit attached onto the stopper plate or the first substrate;
wherein the stopper plates comprises fixing portions and extensions; and the fixing portions are adhered and fixed to side surfaces of the end portions of the first substrate; and the extension and the fixing portion are integrally formed and extend in a direction toward the second substrate, and a length of the extension is smaller than a thickness of the liquid crystal layer;
wherein the number of the stopper plates is equal to two, the two stopper plates are respectively mounted on two of the end portions of the first substrate, and are perpendicularly disposed on the first substrate; and the flexible circuit unit has one portion disposed on a surface of the first substrate close to the second substrate, and another portion disposed on inner side surface of the stopper plate;
wherein the flexible circuit unit has an L-shaped structure, and the stopper plate has a flat strip shape.

US Pat. No. 10,969,631

LIQUID CRYSTAL PANEL

Au Optronics Corporation,...

1. A liquid crystal panel, comprising:a substrate; and
a display medium layer, located on the substrate, wherein the display medium layer comprises:
multiple first liquid crystal capsules, wherein each of the first liquid crystal capsules comprises multiple first liquid crystal molecules, a dielectric anisotropy ?? of the first liquid crystal molecules is greater than 0, and a refractive index of the first liquid crystal capsules on a z-axis is greater than a refractive index of the first liquid crystal capsules on an x-axis and a refractive index of the first liquid crystal capsules on a y-axis; and
multiple second liquid crystal capsules, wherein each of the second liquid crystal capsules comprises multiple second liquid crystal molecules, a dielectric anisotropy ?? of the second liquid crystal molecules is greater than 0, and a refractive index of the second liquid crystal capsules on the z-axis is smaller than a refractive index of the second liquid crystal capsules on the x-axis and a refractive index of the second liquid crystal capsules on the y-axis.

US Pat. No. 10,969,630

LIQUID CRYSTAL DISPLAY DEVICE

SAKAI DISPLAY PRODUCTS CO...

1. A liquid crystal display apparatus comprising:a first and a second substrate facing each other;
a liquid crystal layer of a vertical alignment type provided between the first and second substrates; and
a plurality of pixels arranged in a matrix,
wherein the first substrate has a pixel electrode provided for each of the plurality of pixels, and a first photo alignment film provided between the pixel electrode and the liquid crystal layer,
the second substrate has a counter electrode facing the pixel electrode, and a second photo alignment film provided between the counter electrode and the liquid crystal layer,
each of the plurality of pixels has a plurality of liquid crystal domains having different reference alignment directions defined by the first and second photo alignment films,
the plurality of liquid crystal domains include a first liquid crystal domain, the reference alignment direction of the first liquid crystal domain being a first direction,
a portion of a plurality of edges of the pixel electrode that is close to the first liquid crystal domain includes a first edge portion, the angle between an azimuth angle direction perpendicular to the first edge portion and pointing toward the inside of the pixel electrode, and the first direction, being greater than 90°,
a portion of a region near the first edge portion of each of the plurality of pixels where the first edge portion intersects with a first boundary between the first liquid crystal domain and another liquid crystal domain is referred to as a first bending region, and
the pixel electrode or the counter electrode has a first slit formed at or near the first bending region and extending substantially parallel to the first direction, and does not have a slit, except for the first slit, in a region near the first edge portion.

US Pat. No. 10,969,629

DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE DISPLAY DEVICE

Samsung Display Co., Ltd....

1. A color conversion substrate comprising:a color filter layer including a plurality of color filters;
a color conversion layer disposed on the color filter layer, the color conversion layer including a plurality of dams, and a plurality of conversion parts disposed between the plurality of dams;
a reflection layer disposed on the dams; and
a hydrophobic area disposed on the reflection layer, overlapping upper surfaces of the dams, and non-overlapping side surfaces of the dams.

US Pat. No. 10,969,628

BACKLIGHT UNITS WITH SUPPORT POSTS AND CAVITY HEIGHT MONITORING

Apple Inc., Cupertino, C...

1. A display, comprising:an array of pixels configured to display images; and
a backlight configured to produce backlight illumination for the array of pixels, wherein the backlight has a two-dimensional array of cells that each includes a light source and a reflector, a printed circuit on which the light sources are mounted, a diffuser, and support posts that extend between the printed circuit and the diffuser to support the diffuser, and floating coupling structures, wherein the two-dimensional array of cells extends in first and second directions, wherein the support posts each has a first portion that is coupled to the diffuser and a second portion that is coupled to the printed circuit, and wherein the floating coupling structures couple the second portion of each support post to the printed circuit while allowing the second portion to shift relative to the printed circuit in at least one direction selected from the group of the first direction and the second direction to accommodate a thermal coefficient of expansion mismatch between the diffuser and the printed circuit.

US Pat. No. 10,969,627

MODE-SELECTABLE BACKLIGHT, PRIVACY DISPLAY, AND METHOD

LEIA INC., Menlo Park, C...

1. A mode-selectable backlight comprising:a light guide configured to guide light as guided light;
a first directional scattering feature configured to provide broad-angle emitted light from the guided light having a first propagation direction within the light guide during a public mode of the mode-selectable backlight; and
a second directional scattering feature configured to provide directional emitted light from the guided light having a second propagation direction within the light guide during a privacy mode of the mode-selectable backlight, the directional emitted light being directed into a viewbox adjacent to the mode-selectable backlight,
wherein the first propagation direction differs from the second propagation direction.

US Pat. No. 10,969,626

OPTICAL MEMBER FOR BACKLIGHT DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

FUNAI ELECTRIC CO., LTD.,...

1. A backlight device for irradiating a light to a back surface of a liquid crystal panel in a liquid crystal display device, comprising:a plurality of light sources;
a substrate, wherein the plurality of light sources is mounted on a surface of the substrate;
an optical member being plate-shaped which is disposed to face the surface of the substrate and through which a part of light emitted by the plurality of light sources is transmitted, wherein
the optical member comprises:
a first region corresponding to one light source among the plurality of light sources; and
two or more second regions which are different from the first region and have an arrangement outline formed by combining two or more light sources adjacent to each other in a first direction among the plurality of light sources, wherein
in the first region, a light transmittance increases as separating from a mounting position of the one light source, and
in one second region among the two or more second regions, in places in contact with another second region adjacent in a second direction different from the first direction, a light transmittance increases as approaching an outer peripheral portion from a central portion of the optical member in a predetermined direction intersecting the second direction;
a diffusion plate for diffusing the light transmitted through the optical member, wherein
the diffusion plate has an inclined surface which is formed on at least a part of an outer peripheral portion of the diffusion plate, and a diameter of the inclined surface increases from a side of an incident surface of the diffusion plate where the light is incident from the optical member toward a side of an emission surface opposite to the incident surface; and
a reflection member which has a reflection surface inclined along the inclined surface of the diffusion plate.

US Pat. No. 10,969,625

LIQUID CRYSTAL DISPLAY DEVICE HAVING HIGH SCREEN RATIO

HON HAI PRECISION INDUSTR...

1. A liquid crystal display (LCD) device comprising:a backlight module for providing light;
an LCD panel stacked on the backlight module, the LCD panel comprising a color filter substrate, a thin film transistor (TFT) substrate opposite to the color filter substrate, a liquid crystal layer between the color filter substrate and the TFT substrate, and a lower polarizer on a side of the TFT substrate away from the liquid crystal layer, the lower polarizer being adjacent to the backlight module;
the backlight module defining a camera hole, the camera hole extending through the lower polarizer;
wherein the camera hole comprises a bottom wall and a sidewall coupling to the bottom wall; the bottom wall is defined and formed by the TFT substrate; an elastic element is formed in a coupling region of the bottom wall and the sidewall to block light from the backlight module to leak;
wherein the backlight module comprises a back plate; the back plate is substantially flat and bends at a position of the camera hole to extend toward the LCD panel, and the back plate defines and forms the sidewall;
the elastic element covers a surface of the back plate opposite to the sidewall.

US Pat. No. 10,969,624

BACKLIGHT MODULE AND DISPLAY DEVICE

Beijing BOE Optoelectroni...

1. A backlight module, comprising:a light source component; and
an illumination rendering film located on a light exiting side of the light source component,
wherein the illumination rendering film comprises a plurality of dimming units arranged in an array,
each of the dimming units is configured to receive a dimming signal and change a transmittance of the each of the dimming units according to the dimming signal,
wherein each of the dimming units comprises a transmittance adjustment layer and a control electrode for controlling the transmittance adjustment layer, the control electrode is configured to generate an electric field for controlling a transmittance of the transmittance adjustment layer according to the dimming signal,
the transmittance adjustment layer comprises a polymer stabilized liquid crystal layer and two alignment layers respectively located on two sides of the polymer stabilized liquid crystal layer, and
the polymer stabilized liquid crystal layer includes liquid crystal molecules in a continuous phase and a polymer monomer dispersed in a network form.

US Pat. No. 10,969,623

DISPLAY PANEL, METHOD OF MANUFACTURING SAME, AND TERMINAL

WUHAN CHINA STAR OPTOELEC...

1. A method of manufacturing a display panel, comprising steps of:providing a base substrate;
providing a buffer layer and a first active layer sequentially on the base substrate;
providing a ring trench on the first active layer and providing a second active layer, wherein the ring trench is defining the display panel with a first region and a second region;
providing a gate insulating layer and a pixel array layer sequentially on the second active layer; and
removing the buffer layer in the ring trench, the buffer layer, the second active layer, and the gate insulating layer in the first region.

US Pat. No. 10,969,622

MULTI-ELEMENT BACKLIGHT TO HIGHLIGHT OR OBSCURE INFORMATIONAL ELEMENT

NCR Corporation, Atlanta...

1. A system, comprising:a multi-pixel display panel configured to display an image that includes an informational element;
a multi-element backlight panel configured to backlight the display panel;
at least two sensors located around a perimeter of the display panel configured to determine whether an area of the display panel is positioned in sunlight; and
a controller coupled to the display panel and the backlight panel, the controller configured to control the backlight panel to illuminate the informational element more brightly or more dimly than portions of the image away from the informational element, wherein to control the backlight panel includes to modify a driving signal sent to the backlight panel, such that during operation, the backlight panel has a first non-zero illumination level proximate the informational element and a second non-zero illumination level different from the first non-zero illumination level away from the informational element, wherein the illumination of the informational element includes to pulse the illumination of the informational element, wherein to pulse the illumination of the informational element includes at least one of a ramp up to an elevated illumination level or a ramp down from the elevated illumination level, and wherein upon a determination that an area of the display panel is positioned in sunlight, the controller is to brighten only the area of the display panel positioned in sunlight.

US Pat. No. 10,969,621

DISPLAY ASSEMBLY AND DISPLAY DEVICE

SHARP KABUSHIKI KAISHA, ...

1. A display assembly to be used for a display device, the display assembly comprising:a substrate;
a protective member configured to protect the substrate; and
a first polarizing plate disposed between the substrate and the protective member and configured to add a polarizing effect, wherein
the first polarizing plate has a first through hole through which light passes toward a back side of the display assembly,
at least one of the substrate and the protective member includes a base portion having a flat plate shape and a protruding portion having light transmissivity and protruding from the base portion toward the first through hole,
the protruding portion includes a first surface opposed to a first wall of the first through hole and a second surface opposed to a second wall of the first through hole,
the first surface is separated from the first wall with a first space between the first surface and the first wall, and
the second surface is separated from the second wall with a second space between the second surface and the second wall.

US Pat. No. 10,969,620

IMAGE DISPLAY DEVICE

PANASONIC INTELLECTUAL PR...

1. An image display device, comprising:a light source portion;
a light guide plate in a shape of a quadrilateral, the light guide plate including an end face from which light emitted from the light source portion enters and an front face from which the light exits;
a heat sink that holds the light source portion and the light guide plate;
a base plate which accommodates the light source portion, the light guide plate, and the heat sink; and
a frame that holds the light guide plate at the front face of the light guide plate in a state in which the frame is fixed to a wall portion of the base plate, wherein
the frame includes:
a main body including a front face and a rear face opposite to the front face and disposed inwardly of and along the wall portion, the rear face facing the wall portion; and
a holder extending from the front face of the main body, the holder holding an end portion of the light guide plate at the front face of the light guide plate, the end portion being on a side of the end face from which light emitted from the light source portion enters,
the main body includes a first protrusion protruding from the rear face of the main body and contacting the wall portion, and
a protrusion amount of the first protrusion from the rear face is equal to or greater than a space between the rear face of the main body and the wall portion in a direction in which the rear face of the main body and the wall portion are aligned.

US Pat. No. 10,969,619

DISPLAY DEVICE

Samsung Display Co., Ltd....

1. A display device comprising:a display panel;
a color conversion layer disposed on the display panel; and
an adhesion member disposed between the display panel and the color conversion layer,
wherein the color conversion layer comprises a first conversion part configured to one of transmit a first color light and absorb first color light to emit second color light, a second conversion part configured to absorb the first color light to emit third color light, and a third conversion part configured to absorb the first color light to emit fourth color light,
wherein the first conversion part, the second conversion part, and the third conversion part are sequentially arranged in a first direction in a display region of the display panel,
wherein the adhesion member is disposed on a bottom surface of the first conversion part,
wherein an air layer extends between adjacent first conversion parts in the first direction and is defined between the display panel and the second and third conversion parts in a thickness direction of the display panel that is perpendicular to the first direction,
wherein the adhesion member attaches the color conversion layer and the display panel to each other in a first portion of the display region corresponding to the first conversion part, and
wherein the air layer separates the color conversion layer and the display panel from each other in a second portion of the display region corresponding to the second and third conversion parts.

US Pat. No. 10,969,618

OPPOSITE SUBSTRATE

Au Optronics Corporation,...

1. An opposite substrate adapted to a display and comprising:a substrate;
a plurality of first light-shielding patterns located on the substrate, wherein the first light-shielding patterns respectively extend along a first direction, and a material of the first light-shielding patterns comprises an organic material;
a plurality of second light-shielding patterns located on the substrate and intersected with the first light-shielding patterns, wherein the second light-shielding patterns respectively extend along a second direction, and a material of the second light-shielding patterns comprises metal;
a planarization layer overlapped with the first light-shielding patterns and the second light-shielding patterns, wherein the first light-shielding patterns and the second light-shielding patterns are respectively located at opposite sides of the planarization layer or located at a same side of the planarization layer; and
a plurality of support members located in a plurality of primary support regions and a plurality of secondary support regions of the opposite substrate, wherein when the first light-shielding patterns and the second light-shielding patterns are located at the same side of the planarization layer, the planarization layer has a plurality of openings respectively overlapped with the support members located in the secondary support regions.

US Pat. No. 10,969,617

DISPLAY PANEL WITH LIGHT-SHIELDING PATTERNS, DISPLAY DEVICE AND DISPLAY METHOD

BOE TECHNOLOGY GROUP CO.,...

1. A display panel, comprising a plurality of pixels, wherein the pixels comprise:first pixels configured to display a first image; and
second pixels configured to display a second image;
wherein the display panel further comprises light-shielding patterns configured to shield part of light beams emitted by the second pixels, the light-shielding patterns comprise a first light-shielding sub pattern and a second light-shielding sub pattern arranged at different layers;
the display panel further comprises an upper substrate, a lower substrate opposite to each other and a liquid crystal layer between the upper substrate and the lower substrate;
the first light-shielding sub pattern is on one side of the upper substrate close to the liquid crystal layer, the second light-shielding sub pattern is on one side of the lower substrate close to the liquid crystal layer, and the liquid crystal layer is disposed between the first light-shielding sub pattern and the second light-shielding sub pattern; and
orthographic projections of the light-shielding patterns to the lower substrate do not overlap with orthographic projections of the first pixels to the lower substrate.

US Pat. No. 10,969,616

DISPLAY MODE CONTROLLING DEVICE, CONTROLLING METHOD THEREOF AND DISPLAY DEVICE

BOE Technology Group Co.,...

1. A display mode controlling device for switching between a planar display mode and a virtual curved display mode of a display panel, comprising:a first substrate comprising a plurality of lens units arranged in an array, each of the plurality of lens units being provided with an annular diffractive phase grating;
a second substrate aligned with the first substrate;
a liquid crystal (LC) layer located between the first substrate and the second substrate; and
a control electrode configured to generate a predetermined electric field to control a deflection state of a LC molecule,
wherein the annular diffractive phase grating comprises N steps in which adjacent steps have a phase difference of 2?/N, wherein N=2m, and m is a positive integer.

US Pat. No. 10,969,615

ELECTRONIC DISPLAY ASSEMBLY

DYNASCAN TECHNOLOGY CORP....

1. An electronic display assembly comprising:a backlight module;
a transparent plate;
a liquid crystal panel, disposed behind the transparent plate;
an optical film, disposed between the liquid crystal panel and the backlight module;
an internal heat exchange path, comprising:
a first pathway arranged between the transparent plate and the liquid crystal panel;
a second pathway arranged between the liquid crystal panel and the optical film;
a third pathway arranged between the optical film and the backlight module;
a fourth pathway located directly behind the backlight module,
wherein the direction of an internal air flow flowing through the first, second and third pathways is the same and parallel to each other; and
an external heat dissipation path with ambient air flowing through, wherein the external heat dissipation path carries heat conducted from air flowing through the fourth pathway.

US Pat. No. 10,969,614

DETECTION DEVICE

Japan Display Inc., Toky...

1. A detection device comprising:a first substrate;
a plurality of detection electrodes disposed in a matrix configuration such that the detection electrodes are arranged in a first direction and a second direction, in a display region on a plane parallel to the first substrate;
a second substrate facing the first substrate;
a first conductive layer provided in a peripheral region located outside the display region in planar view;
a polarizing plate provided above the second substrate; and
a second conductive layer provided between the polarizing plate and the second substrate,
wherein
the second conductive layer is electrically coupled to the first conductive layer, and
the first conductive layer is arranged to be part of an electrically connected loop around the display region.

US Pat. No. 10,969,613

FINGERPRINT IDENTIFICATION DISPLAY DEVICE AND DRIVING METHOD THEREOF

BOE TECHNOLOGY GROUP CO.,...

1. A fingerprint identification display device, which has a fingerprint identification region, comprising:a display panel with a liquid crystal layer packaged therein, wherein the display panel has a plurality of display units defined therein, at least some of the plurality of display units are located in the fingerprint identification region, and each of the at least some of the plurality of display units comprises display subpixels and an identification subpixel;
a light guide plate disposed on a display side of the display panel;
one or more light emitting components configured to make detection light emitted therefrom travel in the light guide plate in a total reflection manner;
a first polarizer disposed between the liquid crystal layer and the light guide plate, wherein the first polarizer comprises a first region and a second region, and a polarization direction of the first region is perpendicular to a polarization direction of the second region, and
a second polarizer disposed on a side of the liquid crystal layer away from the light guide plate, wherein the second polarizer comprises a third region and a fourth region, and a polarization direction of the third region is perpendicular to a polarization direction of the fourth region,
wherein the first region and the third region correspond to the display subpixels, the polarization direction of the first region is perpendicular to the polarization direction of the third region, the second region and the fourth region correspond to the identification subpixel, and the polarization direction of the second region is perpendicular to the polarization direction of the fourth region; and
a photosensitive sensing unit disposed at a side of the second polarizer away from the liquid crystal layer and corresponding to the identification subpixel.

US Pat. No. 10,969,612

DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF

TIANMA JAPAN, LTD., Kana...

1. A display device, comprising:a chassis;
a display panel disposed in front of and separated from the chassis;
a front surface plate that is disposed in front of the display panel, and that holds the display panel in a suspended state via an optical elasticity resin layer; and
a bracket that is fixed to a side face of the chassis, the bracket being bonded to a rear surface of the front surface plate by an adhesive portion and separated from the display panel with a space therebetween, the bracket including
a side wall portion that is fixed to the side face of the chassis, rises from rear to front, and extends along a side of the front surface plate, and
a beam portion in front of the side wall portion, the beam portion extending along the side of the front surface plate, and protruding along the rear surface of the front surface plate, from the side wall portion to an area between the display panel and the front surface plate,
wherein the adhesive portion is bonded to a front surface of the beam portion and to the rear surface of the front surface plate,
wherein, at the front surface of the beam portion and the rear surface of the front surface plate, an adhesive region of the adhesive portion includes a region between the display panel and the front surface plate,
wherein the bracket is attached to only the front surface plate and the chassis,
wherein the bracket includes:
a bracket rear portion and
a plate-shaped bracket front portion fixed to the bracket rear portion,
wherein the bracket rear portion includes:
the side wall portion, and
a front end portion that is a portion of the beam portion, that extends along the side of the front surface plate, that is continuous with the side wall portion, and that protrudes along the rear surface of the front surface plate from the side wall portion,
wherein the bracket front portion is disposed on the front surface of the front end portion, extends along the side of the front surface plate, and protrudes along the rear surface of the front surface plate, from the front end portion to the area between the display panel and the front surface plate,
wherein the adhesive portion is bonded to a front surface of the bracket front portion and to the rear surface of the front surface plate, and
wherein, at the front surface of the bracket front portion and the rear surface of the front surface plate, the adhesive region of the adhesive portion includes the region between the display panel and the front surface plate.

US Pat. No. 10,969,611

DEVICES FOR TRANSMITTING A MODULATED OPTICAL SIGNAL USING A FEW-MODE FIBER

The Government of the Uni...

1. A microwave photonic filter, comprising:an optical source;
an electro-optic modulator configured to receive an optical carrier from the optical source and an input electrical signal, wherein the electro-optic modulator modulates the optical carrier based on the input electrical signal;
a single mode optical fiber configured to receive the modulated optical carrier from the electro-optic modulator;
a few-mode optical fiber configured to receive the modulated optical carrier from the single mode optical fiber;
a mode converter configured to generate at least one higher excitation mode in the few-mode optical fiber; and
a photodiode configured to receive an output from the few-mode optical fiber,
wherein the mode converter is a piezoelectric device attached to the few-mode optical fiber and constructed to induce acoustic waves in the few-mode optical fiber.

US Pat. No. 10,969,610

METHOD AND APPARATUS FOR STORING, PRESERVING AND CLEANING CONTACT LENSES

1. An apparatus for storing, preserving and cleaning contact lenses, comprising:a base housing;
a first lens bowl configured to retain a first contact lens and volume of lens-compatible fluid, the first lens bowl composed of material transparent to a selected range of UV light wavelengths, the first lens bowl coupled to the base housing;
a first enclosing sidewall, the first enclosing sidewall including an interior surface, the first enclosing sidewall extending upward from the base housing, and a first UV light source mounted within the first enclosing sidewall proximate the first lens bowl and oriented to direct UV light into the first lens bowl, the first enclosing sidewall including a UV-reflective surface along its interior surface;
a removable cover, the cover configured to enclose and seal around at least the first lens bowl, the lens cover substantially opaque to the UV light;
a first closure sensor disposed to sense the removable cover in a closed or a not-closed status;
a power supply; and,
a controller, the controller including software instructions, the controller in control communication with at least the UV light source, the power supply and the first closure sensor, wherein the controller causes the first UV light source to cease emitting when the first closure sensor indicates the removable cover is in the not-closed status.

US Pat. No. 10,969,609

CONTACT LENS USE IN THE TREATMENT OF AN OPHTHALMOLOGIC CONDITION

Osio Corporation, Corona...

1. A method of using a contact lens, comprising:placing a contact lens on a cornea of an eye such that, when the contact lens is fit on to the eye, a fluid volume between the cornea of the eye and the contact lens is maintained between 0.05 cubic mm and 0.3 cubic mm, the contact lens comprising:
an optic zone having an optic zone diameter of between 7.0 mm and 9.0 mm and a radius of curvature of between 7.0 mm and 10.0 mm, wherein the optic zone has a curvature that varies from a curvature at the flattest corneal meridian of the eye by between 2.0 and 6.0 diopters; and
an inner peripheral region surrounding the optic zone, wherein the inner peripheral region has a radius of curvature of between 0.5 mm and 1.5 mm greater than a radius of curvature of the optic zone.

US Pat. No. 10,969,608

CONTACT LENSES FOR MYOPIC EYES AND METHODS OF TREATING MYOPIA

Brien Holden Vision Insti...

1. A contact lens comprising:an inner optic zone with a diameter that approximates or is less than a pupil diameter;
a transition zone occupying a radial distance of 0.5 mm or less; and
an outer optic zone surrounding the transition zone, the outer optic zone having a variable power and an outer diameter greater than the pupil diameter,
wherein the inner optic zone has an add power portion relative to the power of the outer optic zone of between 0.5 diopters and 4 diopters inclusive, and
wherein the inner optic zone is configured to reduce or eliminate lag of accommodation by said eye when viewing at near distances.

US Pat. No. 10,969,607

METHOD FOR DETERMINING AN IMPROVED DESIGN FOR A PROGRESSIVE LENS

Carl Zeiss Vision Interna...

1. A computer-implemented method for determining an improved design for a progressive spectacle lens, the method comprising the steps of:a) inputting measured aberration information of a wearer's eye into the computer comprising a non-transitory computer readable medium (CRM), wherein the CRM comprises a program code stored on the CRM;
b) generating in the computer via the program code an aberration information map of the wearer's eye, the aberration information map comprising lower-order aberrations of the wearer's eye and higher-order aberrations of the wearer's eye, wherein the lower-order aberrations are aberrations up to and including second-order, wherein second-order aberrations vary as a function of the square of the distance of a center of the pupil of the wearer's eye;
c) generating in the computer via the program code an initial design optical power distribution map and a corresponding initial design of the progressive spectacle lens in the computer, wherein the initial design optical power distribution map and corresponding initial design are generated via the program code incorporating information pertaining to only the lower-order aberrations of the wearer's eye and the lower-order aberrations of the progressive spectacle lens, and wherein the program code is programmed to assume a predetermined position and orientation of said progressive spectacle lens in front of said wearer's eye as well as a predetermined model for the distances and positions in space for a plurality of objects in front of the wearer's eye viewed by the wearer;
d) generating in the computer via the program code a perceived optical power distribution map indicative of theoretical power distribution perceived by the wearer's eye based on the initial design of the progressive spectacle lens, wherein the program code incorporates information pertaining to the lower-order aberrations and the higher-order aberrations of the wearer's eye of step b) as well as the lower-order aberrations and the higher-order aberrations of the progressive spectacle lens, and wherein the program code is programmed to assume said predetermined position and orientation of said progressive spectacle lens in front of said wearer's eye as well as said predetermined model for the distances and positions in space for a plurality of objects in front of the wearer's eye viewed by the wearer of step c);
e) generating in the computer via the program code an improved design optical power distribution map, wherein the program code translates the initial design optical power distribution map of the progressive spectacle lens of step c) and/or rotates the initial design optical power distribution map of the progressive spectacle lens of step c), such that a deviation between the perceived optical power distribution map of step d) and the translated and/or rotated initial design optical power distribution map is minimized;
f) generating in the computer via the program code the improved design of the progressive spectacle lens by at least one of:
translating and/or rotating the initial design of the progressive spectacle lens of step c) according to the translation and/or rotation determined in step e),
generating a starting design of the progressive spectacle lens that minimizes the aberrations based on the improved design optical power distribution map of step e) as a target design optical power distribution,
g) storing the improved design of the progressive spectacle lens onto an output device; and
h) transmitting the stored improved design of the progressive spectacle lens to a manufacturing unit.

US Pat. No. 10,969,606

WEARABLE DEVICE

Quanta Computer Inc., Ta...

1. A wearable device, attachable to a temple of a pair of glasses, comprising:a casing member having a supporting portion and at least one lug disposed therein, the lug having a bore;
a lifting assembly housed in the casing member and being liftable above the casing member, wherein the lifting assembly comprises a plate, at least one pillar and at least one locking part, wherein the plate is disposed in the casing member, the pillar is affixed to the plate and inserted in the bore, the locking part is fastened to an end of the pillar opposite to the plate;
an elastic component connecting the casing member and the lifting assembly, wherein the elastic component is a spring assembled on the pillar and abuts with the bore and the locking part; and
a pressing member facing toward the supporting portion, wherein the pressing member is movably connected to the lifting assembly and is configured to move along with the lifting assembly, whereby the temple is capable of being clamped between the pressing member and the supporting portion.

US Pat. No. 10,969,605

VIRTUAL REFLECTIVE 3D VOLUMETRIC DISPLAY DEVICE AND METHOD FOR CREATING VIRTUAL REFLECTIVE 3D VOLUMETRIC IMAGERY

1. A virtual reflective three-dimension (3D) volumetric display device that displays a volumetric 3D object to a viewer, said virtual reflective 3D volumetric display device comprising:a housing comprising a base housing portion and a vertical housing portion, wherein the base housing portion comprises a digital device opening and a cut-out section;
a digital device with a flat display onto which a plurality of sequenced 2D slice images associated with a 3D base object are visually output, wherein the digital device is configured to slide into the digital device opening of the base housing portion, wherein the flat display of the digital device is aligned with the cut-out section when the digital device is slid into the digital device opening;
a reflective oscillating surface connected to the housing at a bottom of the vertical housing portion, said reflective oscillating surface configured to oscillate over a total angular distance to reflect the plurality of 2D slice images;
a stepper motor that moves the reflective oscillating surface over the total angular distance; and
an internal micro-controller that is configured to control the stepper motor based on a number of 2D images in the plurality of 2D slice images and a time duration over which the plurality of 2D slice images are visually output onto the flat display of the digital device.

US Pat. No. 10,969,604

THREE DIMENSIONAL DISPLAY APPARATUS

E Ink Corporation, Bille...

1. An apparatus for a three-dimensional display comprising:a waveguide having a pair of opposed faces configured to propagate radiation along a length of the waveguide between the faces;
a radiation source optically coupled to the waveguide and configured to transmit the radiation to a portion of a face of the waveguide;
at least one light-transmissive prismatic element having a face optically coupled to at least one of the faces of the waveguide, the face of the light-transmissive prismatic element having a perimeter; and
a layer of image modulating material optically coupled to an area of at least one of the faces of the waveguide, at least a portion of the area being located outside the perimeter of the face of the light-transmissive prismatic element;
wherein radiation propagated through the waveguide exits the apparatus by passing through the light-transmissive prismatic element to form the three-dimensional display, and
wherein the portion of the face of the waveguide optically coupled to the radiation source is located outside the perimeter of the face of the light-transmissive prismatic element.

US Pat. No. 10,969,603

LENS MOVING APPARATUS, CAMERA MODULE AND OPTICAL APPLIANCE INCLUDING THE SAME

LG INNOTEK CO., LTD., Se...

1. A lens moving apparatus comprising:a housing;
a bobbin disposed in the housing;
a magnet disposed on the housing;
a first position sensor disposed between the housing and the bobbin;
a first circuit board electrically connecting the first position sensor;
a first coil disposed on the bobbin;
an upper elastic member comprising an outer frame coupled to an upper portion of the housing;
a supporting member comprising a plurality of wires connecting the outer frame of the upper elastic member,
wherein the outer frame of the upper elastic member comprises:
a first coupling portion coupled to the upper portion of the housing;
a second coupling portion coupled to one end of the wire; and
a first connection portion connecting the first coupling portion and the second coupling portion,
wherein the first connection portion comprises a first curved portion, and
wherein the first coupling portion is located closer to the second coupling portion than it is to the first curved portion.

US Pat. No. 10,969,602

INTEGRATED CAMERA LENS SUSPENSION

Hutchinson Technology Inc...

1. A suspension assembly, comprising:a support metal base member configured as one-piece including a bearing plate portion;
a moving metal base member configured as one-piece, the moving metal base member coupled with the support metal base member and including a moving plate portion;
at least one bearing extending from the bearing plate portion and engaging the moving plate portion; and
a shape memory alloy element attached to and extending between the support metal base member and the moving metal base member.

US Pat. No. 10,969,601

COLOR SEPARATION DEVICES AND IMAGE SENSORS INCLUDING THE SAME

Samsung Electronics Co., ...

1. An image sensor, comprising:a plurality of first pixels detecting light having a first wavelength band;
a plurality of second pixels detecting light having a second wavelength band;
a plurality of third pixels detecting light having a third wavelength band; and
a plurality of first color separation devices respectively in the second pixels,
wherein each of the first color separation devices comprises:
a first transparent bar; and
a second transparent bar facing the first transparent bar,
wherein mutually-facing surfaces of the first transparent bar and the second transparent bar are separated from each other by a gap such that the first transparent bar and the second transparent bar allow diffraction of visible light passing therebetween,
wherein the first transparent bar and the second transparent bar are arranged such that the first transparent bar and the second transparent bar operate as a single color separator changing a spectrum distribution of incident light,
wherein the first transparent bar and the second transparent bar are connected to each other through edges thereof extending perpendicular to the mutually-facing surfaces of the first transparent bar and the second transparent bar,
wherein a shape of a first end of the color separation device is identical to a shape of a second end of the color separation device, the second end of the color separation device being opposite to the first end of the color separation device, and
wherein the color separation device is configured to change the spectrum distribution of the incident light which travels from the first end of the color separation device to the second end of the color separation device.

US Pat. No. 10,969,600

ELECTRONIC DEVICES WITH OPTICAL MARKERS

Apple Inc., Cupertino, C...

1. An electronic device operable with a light source, comprising:a housing;
electrical components in the housing including a display; and
a mixed reality system optical marker on an exterior surface of the housing, wherein the mixed reality system optical marker includes photoluminescent material formed from discrete particles in a polymer layer, wherein the photoluminescent material is configured to emit infrared light in response to light from the light source, and wherein the infrared light emitted by the photoluminescent material has a longer wavelength than the light from the light source.

US Pat. No. 10,969,599

POLARIZATION CONVERSION USING GEOMETRIC PHASE AND POLARIZATION VOLUME HOLOGRAM OPTICAL ELEMENTS

FACEBOOK TECHNOLOGIES, LL...

1. A device, comprising:a first optical element configured to
(i) receive first light in a first direction, the first light including a first component having a first circular polarization and a second component having a second circular polarization distinct from the first circular polarization,
(ii) convert the first component of the first light into second light having the second circular polarization and output the second light in a second direction distinct from the first direction, and
(iii) convert the second component of the first light into third light having the first circular polarization and output the third light in a third direction distinct from the first direction and the second direction; and
a second optical element optically coupled with the first optical element, the second optical element configured to
(i) receive the second light having the second circular polarization in the second direction and transmit the second light, and
(ii) receive the third light having the first circular polarization in the third direction and convert the third light into fourth light having the second circular polarization.

US Pat. No. 10,969,598

POLARIZED PIXELATED FILTER ARRAY WITH REDUCED SENSITIVITY TO MISALIGNMENT FOR POLARIMETRIC IMAGING

Raytheon Company, Waltha...

1. A polarized pixelated filter array for selectively polarizing electromagnetic radiation for use with a pixelated detector having detector pixels in x and y directions for which sub-arrays of three or more (P) detector pixels are read out and processed to form a polarimetric image, said polarized pixelated filter array comprising one or more filter sub-arrays, each filter sub-array comprising:three or more (Q) filter pixels in the x and y directions where Q>=P, each grouping of P adjacent filter pixels of the Q filter pixels in the filter sub-array including at least three pixels configured to impart linear polarizations of different angular values or at least two pixels configured to impart linear polarizations of different angular values and at least one unpolarized pixel, wherein said angular values are set to minimize an expected value of a condition number (CN) of a data reduction matrix of the filter sub-array to misalignment of the polarized pixelated filter array in the x and y directions relative to the pixelated detector where the misalignment is modeled as a random variable with a non-zero probability distribution pma(x,y) of misalignment with a range of misalignment in the x and y directions.

US Pat. No. 10,969,597

DISPLAY PANEL INSPECTION EQUIPMENT

Samsung Display Co., Ltd....

1. A display panel inspection equipment comprising:a panel support configured to support a display panel; and
an imaging device facing the panel support, wherein the imaging device has an optical path and comprises:
a lens unit on a side of the optical path and configured to cause light to enter the imaging device;
a sensing unit on an other side of the optical path and comprising a Bayer filter;
a light splitting unit between the lens unit and the sensing unit, overlapping at least a part of the optical path, and configured to split the light entering the imaging device into a plurality of beams, and
a light amount adjusting unit between the light splitting unit and the sensing unit,
wherein the plurality of beams comprise a beam of a first color and a beam of a second color, wherein the beam of the first color is a blue beam, and
wherein the light amount adjusting unit is configured to adjust an amount of light of the beam of the second color to be smaller than an amount of light of the beam of the first color.

US Pat. No. 10,969,596

TUNABLE SPECTRAL SLICER AND METHODS OF USE

Verily Life Sciences LLC,...

1. An optical system for filtering an input optical beam, comprising:a first beamsplitter configured to split the input optical beam into a first optical beam and a second optical beam;
a first spectral slicing module having a first passband and configured to filter the first optical beam, wherein the first spectral slicing module comprises a first longpass filter and a first shortpass filter aligned along a first optical axis, wherein at least one of the first longpass filter or the first shortpass filter is movable relative to the first optical axis;
a second spectral slicing module having a second passband and configured to filter the second optical beam, wherein the second spectral slicing module comprises a second longpass filter and a second shortpass filter aligned along a second optical axis, wherein at least one of the second longpass filter or the second shortpass filter is movable relative to the second optical axis, wherein the first and second passbands overlap in a first range of wavelengths; and
a second beamsplitter configured to combine the first optical beam and the second optical beam into an output optical beam.

US Pat. No. 10,969,595

IN-VEHICLE CONTENT DISPLAY APPARATUS

International Business Ma...

1. A computer-implemented method comprising:detecting, by one or more computer processors, a traffic signal;
in response to detecting the traffic signal, calculating, by one or more computer processors, a safety degree of a vehicle;
calculating, by one or more computer processors, based on a position of the traffic signal, a display area for a front glass of the vehicle; and
determining, by one or more processors, whether to project content onto the display area in accordance with the safety degree;
wherein calculating the display area comprises:
determining, by one or more computer processors, an effective visual field having a center at the position of the traffic signal;
excluding, by one or more computer processors, from the determined effective visual field, superposition forbidden objects;
upon excluding the superposition forbidden objects, calculating, by one or more computer processors, a set of rectangular regions included in the determined effective visual field; and
excluding, by one or more computer processors, from the determined effective visual field, a rectangular region of the set of rectangular regions based, at least in part, on a height and a width of the rectangular region.

US Pat. No. 10,969,594

LOW PRESSURE MOLDED ARTICLE AND METHOD FOR MAKING SAME

Snap Inc., Santa Monica,...

1. An article comprising:a hollow enclosure defining a void, the void having a first section and a second section separate from the first section;
an electronic component contained in the first section and the second section of the void;
a low pressure mold material molded into the first section of the void and cured around a first segment of the electronic component to encapsulate the first segment of the electronic component; and
a support seal inserted into the second section of the void adjacent a second segment of the electronic component, the support seal defining a sealing barrier on one side of the low pressure mold material, wherein the support seal comprises a first side and a second side opposite the first side, the support seal further defining an aperture that is open on at least the first side of the support seal.

US Pat. No. 10,969,593

REMOTE OPTICAL ENGINE FOR VIRTUAL REALITY OR AUGMENTED REALITY HEADSETS

Invensas Corporation, Sa...

1. A system, comprising:a head-mountable frame configured to be worn by a user to view an electronically generated image at a viewing area of the frame;
an image processing unit disposed remote from the frame and arranged to receive and to process an electrical image signal and to generate a processed electrical image signal;
an optical engine electrically coupled to the image processing unit and electrically decoupled from the viewing area, the optical engine arranged to receive the processed electrical image signal and to generate an optical image;
a rigid optical waveguide integral to or coupled to the frame and optically coupled to the viewing area at a first end of the rigid optical waveguide, the rigid optical waveguide arranged to project the entire optical image onto the viewing area of the frame; and
an optical waveguide coupled at a first end of the optical waveguide to a second end of the rigid optical waveguide of the frame and coupled at a second end of the optical waveguide to the optical engine, the optical waveguide and the rigid optical waveguide arranged to optically deliver the entire optical image from the optical engine to the viewing area of the frame for viewing by the user without the use of electrical or data signals at the viewing area.

US Pat. No. 10,969,592

COMPACT EYE-TRACKED HEAD-MOUNTED DISPLAY

ARIZONA BOARD OF REGENTS ...

1. An eye-tracked head-mounted illumination optics for used with a micro-display, comprising: an illumination source; a wedge-shaped freeform prism lens mounted with the illumination source and having a first surface configured to receive light from the illumination source and configured to transmit the received light into the body of the prism lens without illuminating the micro-display, a second surface configured to receive the light transmitted into the body of the prism lens from the first surface and configured to totally internally reflect the received light at the second surface, and a third surface configured to receive the light reflected by the second surface and configured to reflect the light out of the prism lens, at least one of the first, second and third surfaces having a freeform shape, the wedge-shaped freeform prism lens configured to transmit the optical radiation from the illumination source therethrough to an exit pupil; and an eyetracking sensor having a sensor optical path associated therewith that extends through the wedge-shaped freeform prism lens from the exit pupil to the sensor, the sensor located proximate the first surface of the wedge-shaped freeform prism lens to receive optical radiation reflected from a user's eye positioned at the exit pupil and transmitted through the prism lens along the sensor optical path to the sensor, the sensor optically conjugate to the exit pupil across the prism lens.

US Pat. No. 10,969,591

IMAGE CORRECTION APPARATUS, IMAGE CORRECTION METHOD AND PROGRAM

Sony Interactive Entertai...

1. An image correction apparatus comprising:an acquisition section that acquires an image rendered on a basis of a position or an orientation of a head mounted display at a first time together with information regarding the position or the orientation at the first time; and
a correction section that corrects the image by acquiring information regarding a position or an orientation of the head mounted display at a second time of displaying the image, translating or rotationally moving a visual field of the head mounted display in a screen coordinate system in response to a difference between the position or the orientation at the first time and the position or the orientation at the second time, and pasting the image on the translated or rotationally moved visual field as a texture; and
a storage section that retains a decoded image at previous time obtained by decoding an encoded stream which is obtained by encoding the image received via a network together with information regarding a position or an orientation of the head mounted display at the previous time, wherein
in a case in which an error in receiving the encoded stream is detected, the correction section corrects the decoded image at the previous time by translating or rotationally moving the visual field in the screen coordinate system in response to a difference between the position or the orientation at the previous time and the position or the orientation at the second time, and pasting the decoded image at the previous time on the translated or rotationally moved visual field as the texture.

US Pat. No. 10,969,590

NEAR-EYE DISPLAY WITH LASER DIODE ILLUMINATION

Lumus Ltd., Ness Ziona (...

1. A near-eye display for projecting an image to an eye of an observer, the near-eye display comprising:(a) a light-guide optical element (LOE) having first and second major external surfaces that are planar and mutually parallel;
(b) an image projector for projecting illumination corresponding to the image, said image projector being optically coupled to said LOE so as to introduce the illumination into said LOE so as to propagate within said LOE by internal reflection at said first and second major external surfaces, said image projector comprising:
(i) at least one light-generating laser diode, and
(ii) a controller for actuating said laser diode to generate light; and
(c) a coupling-out arrangement comprising a plurality of mutually-parallel, partially-reflective surfaces associated with said LOE at an oblique angle to said first major external surface for coupling the illumination out of said LOE towards the eye of the observer, said coupling-out arrangement having a spacing between adjacent surfaces of said plurality of partially-reflective surfaces,
wherein said light-generating laser diode has a characteristic variation of coherence length of generated light as a function of diode actuation power, and wherein said controller is configured to actuate said laser diode at a level of diode actuation power that generates light with a coherence length less than twice said spacing.

US Pat. No. 10,969,589

HEAD UP DISPLAY SYSTEM, ASSOCIATED DISPLAY SYSTEM AND COMPUTER PROGRAM PRODUCT

THALES, Courbevoie (FR)

1. A head up display system configured to be embedded in an aircraft pilotable by at least one pilot and having a head-down display screen, the display system including:a head-up display screen that is at least partially transparent and configured to be arranged in the cockpit of the aircraft in a plurality of positions and to be observed by the pilot from an observation point along a viewing field of the pilot;
at least one interposition position of the head-up display screen in the cockpit corresponding to a position in which an interposed part is arranged across from at least one part of the head-down display screen in the viewing field of the pilot between the observation point and the at least one part of the head-down display screen; and
a display control module on the head-up display screen configured to display a conformal display area and when the head-up display screen is in the interposition position, a non-conformal display area in the interposed part,
wherein the display control module is configured to associate a first symbol and a second symbol with at least one element outside the aircraft and to display the first symbol in the conformal display area, the second symbol in the non-conformal display area and a link connecting the first symbol and the second symbol.

US Pat. No. 10,969,588

METHODS AND SYSTEMS FOR DIAGNOSING CONTRAST SENSITIVITY

Magic Leap, Inc., Planta...

1. A wearable augmented reality display system comprising:an augmented reality display configured to pass light from a world into an eye of a wearer wearing the wearable augmented reality display system, wherein the display comprises:
a light source configured to output light for propagation into the eye of the wearer to form an image in the eye; and
a user interface configured to receive input from a user,
wherein the wearable augmented reality display system is configured to:
access contrast sensitivity data associated with the wearer; and
alert the wearer to hazardous conditions not visible to the wearer due to a deficiency in the contrast sensitivity of the wearer identified based on the accessed contrast sensitivity data.

US Pat. No. 10,969,587

HEAD-MOUNTED AUGMENTED REALITY DISPLAY

Fakespace Labs, Inc., Mo...

1. An augmented reality display comprising:a liquid crystal shutter operable to adopt a transparent or an opaque state;
a curved reflector between the pixelated liquid crystal shutter and a user's eye; and
two or more displays between the curved reflector and the user's eye, each display at a different distance from the curved reflector.

US Pat. No. 10,969,586

ULTRA LIGHT-WEIGHT SEE-THROUGH DISPLAY GLASSES

1. A display apparatus for displaying a color image, the display apparatus comprising:a lens;
a temple with a first end and a second end;
a focusing mechanism;
an optical image generator including a microdisplay including a plurality of display panels disposed at the first end of the temple and a plurality of mirrors, each of the mirrors disposed diagonally above one of the display panels, wherein the display panels are laid in parallel to each other on a substrate, the display panels display a plurality of monochromatic images with identical content, the monochromatic images are in different colors, captured and turned respectively by the mirrors towards the focusing mechanism; and
a light waveguide, integrated onto the lens;
wherein the focusing mechanism, disposed between the optical image generator and the light waveguide, capturing a combined optical image from the colored images via the mirrors and projecting the combined optical image into the light waveguide, wherein the combined optical image is seen through the light waveguide as a perceived color image by a user.

US Pat. No. 10,969,585

WAVEGUIDE DISPLAY WITH INCREASED UNIFORMITY AND REDUCED CROSS-COUPLING BETWEEN COLORS

Microsoft Technology Lice...

1. A method of operating a waveguide display with left, right, top, and bottom boundaries and vertical and horizontal axes, comprising:receiving image light having an entrance pupil within a full field of view (FOV) at an in-coupling diffractive optical element (DOE) disposed in a waveguide, the image light having red, green, and blue components, wherein the waveguide comprises a stack of three waveguide plates in which each waveguide plate in the stack propagates a respective one of the red, green, and blue components of the image light;
using the in-coupling DOE, splitting the full FOV of the received image light into a left FOV portion and a right FOV portion, in which the left FOV and right FOV portions are unique angular portions of the full FOV;
using the in-coupling DOE, steering the left FOV portion of the in-coupled image light horizontally to the left and steering the right FOV portion of the in-coupled image light horizontally to the right;
propagating the left FOV portion of the in-coupled image light in a left intermediate DOE disposed in the waveguide in which an exit pupil of the left FOV portion is expanded along the horizontal axis and diffracted downward along the vertical axis to an out-coupling DOE, wherein a red component of the image light has zeroth diffraction order and is non-propagating along the vertical axis;
propagating the right FOV portion of the in-coupled image light in a right intermediate DOE disposed in the waveguide in which an exit pupil of the right FOV portion is expanded along the horizontal axis and diffracted downward along the vertical axis to the out-coupling DOE;
combining the left and right FOV portions of the propagating image light in the out-coupling DOE into image light having the full FOV;
expanding the exit pupil of the combined left and right FOV portions of the propagating image light along the vertical axis in the out-coupling DOE disposed in the waveguide; and
outputting the image light for the combined left and right FOV portions having the full FOV with an expanded exit pupil relative to the entrance pupil at the in-coupling DOE along the horizontal and vertical axes using the out-coupling DOE.

US Pat. No. 10,969,584

IMAGE EXPANSION OPTIC FOR HEAD-WORN COMPUTER

Mentor Acquisition One, L...

1. A wearable see-through display, comprising:a display panel;
a first combiner; and
a transmissive image expansion optical element intermediate the display panel and the first combiner, the transmissive image expansion optical element comprising:
a partially transmissive and partially reflective flat surface facing the first combiner; and
a partially transmissive and partially reflective curved surface facing the display panel;
wherein image content light generated by the display panel is internally reflected by the flat surface towards the curved surface and the curved surface reflects the image content light through the flat surface towards the first combiner.

US Pat. No. 10,969,583

AUGMENTED REALITY INFORMATION SYSTEM FOR USE WITH A MEDICAL DEVICE

ZOLL Medical Corporation,...

1. An augmented-reality system for providing information, the system comprising:a wearable medical device configured to be worn by a patient on a body of the patient, the wearable medical device comprising
at least one electrocardiogram (ECG) sensor coupled to the patient and configured to sense at least one ECG signal for the patient,
a controller operably coupled to the at least one ECG sensor and configured to
receive the at least one ECG signal from the at least one ECG sensor, and
produce one or more cardiac parameters for the patient based upon the at least one ECG signal,
at least one therapy electrode configured to couple to the patient and operably coupled to the controller, the at least one therapy electrode configured to produce, based upon the one or more cardiac parameters, a therapy shock,
an electrode belt, and
a garment comprising the electrode belt, the at least one ECG sensor, and the at least one therapy electrode; and
an augmented-reality enabled computing device comprising
an image acquisition device,
a display operatively coupled to the image acquisition device, the display configured to receive and display a video of a scene having one or more predetermined recognizable features, and
a processor operably connected to the display, the processor configured to execute one or more computer-readable instructions to cause the processor to
receive the video of the scene, the video comprising the wearable medical device,
process the video to analyze the one or more predetermined recognizable features to detect a presence of the wearable medical device within the scene, wherein the recognizable features define at least one of a plurality of components of the wearable medical device, the plurality of components comprising the at least one ECG sensor, the controller, the at least one therapy electrode, the electrode belt, and the garment,
process the video to determine a context of the scene comprising an environment of the wearable medical device and at least one of the plurality of components of the wearable medical device,
retrieve contextual information relating to the wearable medical device and the at least one of the plurality of components of the wearable medical device based on the context of the scene, the contextual information comprising at least
operational information relating to the at least one of the plurality of components of the wearable medical device, and
activity information related to a walk test the patient is performing, wherein the processor is configured to query the patient wearing the wearable medical device to answer one or more questions upon completion of the walk test, the one or more questions comprising questions related to shortness of breath, overall fatigue, and pain or numbness in extremities of the patient, and
based on the retrieved contextual information relating to the wearable medical device and the at least one of the plurality of components of the wearable medical device, augment the received video with at least a portion of the contextual information relating to the wearable medical device and the at least one of the plurality of components of the wearable medical device such that at least a portion of the operational information related to the at least one of the plurality of components of the wearable medical device and at least a portion of the activity information is overlaid on the video of the scene and displayed on the display.

US Pat. No. 10,969,582

HEADS-UP DISPLAY WITH IRRIGATION TROUGH

DENSO INTERNATIONAL AMERI...

1. A heads-up display (HUD) assembly comprising:a main case;
a window plate connected to the main case, the window plate defining an opening configured to enable light emitting from HUD components to pass therethrough, the window plate further including an inner trough wall and an outer trough wall that define a trough therebetween that at least partially surrounds the opening; and
a transparent cover attached to the window plate and covering the opening, the cover having a perimeter and an overhang portion located along at least a portion of the perimeter, wherein the overhang portion extends beyond the inner trough wall and is not directly supported from beneath by the window plate.

US Pat. No. 10,969,581

DISPLAY APPARATUS, MOVING BODY AND LIGHT SOURCE APPARATUS HAVING A LIGHT SOURCE, LIQUID-CRYSTAL PANEL, BEAM SPLITTER, AND LIGHT GUIDING MEMBER

KYOCERA Corporation, Kyo...

1. A light source apparatus, comprising:a light source element configured to emit light;
a liquid crystal panel located in a progressive direction in a light path of light emitted from the light source element;
a beam splitter located in the progressive direction of the liquid crystal panel and is inclined relative to a plane vertical to the progressive direction; and
a light guiding member, wherein
the liquid crystal panel has a first face where light from the light source element enters and a second face where image projection light resulting from polarization of light having entered the first face in a predetermined polarization direction exits,
the beam splitter allows the image projection light having exited the second face of the liquid crystal panel and traveling in the progressive direction to pass through, and reflects external light traveling in a retrograde direction opposite to the progressive direction in a direction different from the progressive direction, and
the light guiding member is positioned to receive the external light reflected by the beam splitter and to emit the received external light into the liquid crystal panel by way of the first face of the liquid crystal panel.

US Pat. No. 10,969,580

DISPLAY APPARATUS INCLUDING ADJUSTABLE OPTICAL DEVICE AND DISPLAY METHOD

BOE TECHNOLOGY GROUP CO.,...

1. A display apparatus, comprising:a display device, comprising a display screen, configured to display an image;
an adjustable optical device, located at a side of the display screen which is used to display;
a controller, communicated with the adjustable optical device, and inputting a control signal to the adjustable optical device; and
a distance detector, configured to detect a real distance between a current user and the display screen,
wherein the adjustable optical device is configured to adjust a distance between the display screen and a virtual image of the image formed by the adjustable optical device according to the control signal,
the controller is communicated with the distance detector, and configured to receive a data signal detected by the distance detector and judge and calculate the data signal to obtain the control signal,
the adjustable optical device is configured to locate the virtual image at a position where the display screen is located or a side of the display screen away from the adjustable optical device, and adjust a distance between the virtual image and the current user according to the control signal,
wherein the distance between the current user and the virtual image is a viewing distance, the distance between the virtual image and the display screen is a correction distance of the adjustable optical device, and the viewing distance is a sum of the real distance and the correction distance,
a maximum correction distance of the adjustable optical device is Dc, and Ds is two times of a diagonal of the display screen,
the controller comprises a comparator, the comparator is configured to output a comparison result upon determining that the real distance is less than the Ds and not less than Ds?Dc, and the controller controls the adjustable optical device to make the viewing distance not less than the Ds according to the comparison result.

US Pat. No. 10,969,579

AUGMENTED REALITY GLASSES, METHOD FOR DETERMINING A POSE OF AUGMENTED REALITY GLASSES, AND TRANSPORTATION VEHICLE SUITABLE FOR USING THE AUGMENTED REALITY GLASSES OR THE METHOD

Volkswagen Aktiengesellsc...

1. Augmented reality glasses for a transportation vehicle including a plurality of windows, the augmented reality glasses comprising:an optical acquisition device for acquiring environmental data of an environment of the augmented reality glasses; and
an interface to a pose determination device for determining a pose of the augmented reality glasses with the aid of the environmental data,
wherein the optical acquisition device acquires only light of a defined polarization, and acquires only light with a polarization which is complementary to the polarization of the light that enters the interior of the transportation vehicle from an exterior of the transportation vehicle, and
wherein the augmented reality glasses enable the driver to see through the plurality of windows without substantial restrictions.

US Pat. No. 10,969,578

UNOBSCURED FIVE-MIRROR AFOCAL TELESCOPE

RAYTHEON COMPANY, Waltha...

1. An unobscured five-mirror afocal telescope configured to direct electromagnetic radiation along a beam path, the telescope comprising:an aperture configured to direct electromagnetic radiation;
a first powered mirror configured to receive electromagnetic radiation from the aperture and to reflect electromagnetic radiation along the beam path;
a second powered mirror configured to receive electromagnetic radiation from the first powered mirror and to reflect electromagnetic radiation along the beam path;
a third powered mirror configured to receive electromagnetic radiation from the second powered mirror and to reflect electromagnetic radiation along the beam path;
a fourth powered mirror configured to receive electromagnetic radiation from the third powered mirror and to reflect electromagnetic radiation along the beam path;
a fifth powered mirror configured to receive electromagnetic radiation from the fourth powered mirror and to reflect electromagnetic radiation along the beam path,
wherein each of the first powered mirror, the second powered mirror, the third powered mirror, the fourth powered mirror and the fifth powered mirror is a free-form mirror having conics with general polynomial surface deformations, and
wherein the five powered mirrors are arranged to sequentially reflect from one another electromagnetic radiation received via the aperture to produce a collimated output beam of the electromagnetic radiation at an exit pupil, the five powered mirrors consisting of a three-element objective defined by the first powered mirror, the second powered mirror and the third powered mirror and a two-element eyepiece defined by the fourth powered mirror and the fifth powered mirror; and
a beam splitter disposed between the first powered mirror and the second powered mirror, the beam splitter being configured to direct a shorter wavelength portion of the electromagnetic radiation toward a device along a separate path.

US Pat. No. 10,969,577

OPTICAL SCANNING EQUIPMENT

Funai Electric Co., LTD.,...

1. An optical scanning device, comprising:a reflector that is pivotable;
a light-emitter that emits a detection light toward the reflector;
a detector that receives the detection light reflected at the reflector; and
a light-blocking unit that comprises a slit wherethrough the detection light passes,
wherein the light-blocking unit is disposed on an optical path whereby the detection light reflected from the reflector advances to the detector,
wherein the slit has an aspect ratio where a length of the slit in a direction in which the optical path extends relative to a length of the slit in a width direction is equal to or greater than a predetermined value,
wherein the width direction is along a pivoting direction of the reflector, of an opening end portion of the slit,
wherein the detector is configured to detect a pivot angle of the reflector by receiving the detection light that passes through the slit,
wherein the light-blocking unit comprises a first support member, a second support member, and a slit member that comprises the slit,
wherein the slit member is interposed by the first support member and the second support member,
wherein the slit is formed by a portion surrounded by the first support member, the second support member, and the slit member,
wherein the first support member and the second support member respectively include a first concave portion and a second concave portion recessed in a direction along the pivoting direction of the reflector, and
wherein the first concave portion and the second concave portion are disposed in portions other than the opening end portion, whereto the detection light is made incident and wherefrom the detection light is emitted.

US Pat. No. 10,969,576

PIEZO ACTUATORS FOR OPTICAL BEAM STEERING APPLICATIONS

Intel Corporation, Santa...

1. A maskless imaging tool, comprising:a light source; and
a piezoelectrically actuated mirror formed on an organic substrate and oriented to receive light from the light source, wherein the piezoelectrically actuated mirror comprises:
a first electrode extending over a cavity in the organic substrate, wherein the first electrode has a first surface and a second surface opposite from the first surface;
a piezoelectric layer formed on the first electrode;
a second electrode formed on the piezoelectric layer; and
a reflective surface formed on the piezoelectrically actuated mirror, wherein the reflective surface and the piezoelectric layer both directly contact the first surface of the first electrode.

US Pat. No. 10,969,575

MEMS REFLECTOR WITH CENTER SUPPORT

MURATA MANUFACTURING CO.,...

1. A scanning microelectromechanical reflector system comprising:a device wafer which defines a device plane, wherein the device wafer comprises a reflector which comprises a reflector body, and the device wafer further comprises a fixed frame which surrounds the reflector body, wherein the reflector is suspended from the fixed frame by one or more actuator units which are attached at one end to the fixed frame and attached at another end to the reflector body, and are configured to tilt the reflector body out of the device plane,
a first cavity vertically aligned with the reflector body above the device plane and a second cavity vertically aligned with the reflector body below the device plane,
a first packaging component on top of the device wafer, wherein the first packaging component comprises a first cavity wall which delimits the first cavity in the vertical direction, and
a second packaging component below the device wafer, wherein the second packaging component comprises a second cavity wall which delimits the second cavity in the vertical direction,
wherein
the reflector also comprises a central attachment point, and that the central attachment point is located within a central opening in the reflector body, and that one or more flexures extend from the sidewalls of the central opening to the central attachment point,
the flexures are configured to allow the central attachment point to remain stationary in the device plane when the one or more actuator units tilt the reflector body out of the device plane, and wherein
at least one of the first and second cavity walls further comprises a central support structure which extends through the corresponding cavity from the cavity wall to the central attachment point of the reflector.

US Pat. No. 10,969,574

PROCESS FOR CREATING PIEZO-ELECTRIC MIRRORS IN PACKAGE

Intel Corporation, Santa...

1. A piezo-electric actuated structure, comprising:an organic substrate;
an actuator anchored to the organic substrate, wherein the actuator comprises:
a first electrode;
a piezo-electric layer formed on the first electrode and contacting the organic substrate; and
a second electrode formed on the piezo-electric layer; and
a mirror formed on the actuator.

US Pat. No. 10,969,573

SPATIO-TEMPORALLY LIGHT MODULATED IMAGING SYSTEM, METHOD FOR CONFOCAL IMAGING AN OBJECT AND CARRIER WHEEL DEVICE

MAX-PLANCK-GESELLSCHAFT Z...

1. Spatio-temporally light modulated imaging system, in particular configured for confocal imaging an object to be investigated, comprising:a light modulating micro-mirror device comprising an array of mirror elements arranged in a modulator plane, wherein each of the mirror elements can be switched individually between first and second states with first and second tilting angles, respectively, relative to a modulator optical axis perpendicular to the modulator plane,
an imaging optic being arranged for focusing illumination light from the micro-mirror device onto the object and directing detection light created in the object in response to the illumination light towards the micro-mirror device,
a camera device including at least one detector camera being arranged for collecting the detection light travelling via the mirror elements in the first state and a first optical relaying device on a first optical axis deviating from the modulator optical axis, and for collecting the detection light travelling via the mirror elements in the second state and a second optical relaying device on a second optical axis deviating from the modulator optical axis,
a carrier wheel device being arranged for carrying multiple pairs of first and second dichroic beam splitters and multiple pairs of first and second emission filters, wherein the carrier wheel device is adjustable in multiple operational positions relative to the first and second optical axes such that in each operational position
one of the pairs of first and second dichroic beam splitters is arranged in the first and second optical axes for directing illumination light from first and second light source devices via the first and second optical relaying devices towards the micro-mirror device, respectively, and
one of the pairs of first and second emission filters is arranged in the first and second optical axes for filtering detection light before collected with the camera device, and
a casing accommodating the light modulating micro-mirror device, the first and second optical relaying devices and including the carrier wheel device.

US Pat. No. 10,969,572

ELECTRONIC VISUAL FOOD PROBE

1. An electronic visual food probe for insertion into an interior portion of a body of food being cooked to provide a color image of a cross-section of said interior portion proximate said probe, said food probe comprising:a. a substantially rigid stem having a proximal end and a distal end opposite said proximal end, said stem distal end having an outer sidewall;
b. an elongated inner chamber generally extending lengthwise through at least a portion of the stem distal end, said elongated inner chamber being encased at least in part by said outer sidewall;
c. an elongated opening in said outer sidewall, said elongated opening generally being oriented lengthwise along at least a portion of the stem distal end and having a length of at least one-half inch, said elongated opening penetrating from said outer sidewall into said elongated inner chamber;
d. a window positioned at least in part in said elongated opening, said window being at least in part translucent or transparent;
e. a light source, said light source generating light and projecting said light external to the stem and against the interior portion of said body of food proximate the elongated opening so as to create an illuminated region of said inner portion of said body of food visible from said elongated opening;
f. a first optic element positioned proximate said elongated opening so as to receive reflected light from at least an elongated segment of said illuminated region of said body of food through said elongated opening, said elongated segment being at least one-half inch long, said first optic element being shaped, positioned and adapted to convey from said reflected light a strip-shaped color image indicative of at least a one-half inch length of said elongated segment;
g. a first optic conduit positioned at least in part in the stem, said first optic conduit having a proximal end and a distal end opposite the proximal end, said first optic conduit having a light transmitting core between said proximal and distal ends, the distal end of the first optic conduit receiving the strip-shaped optic color image from said first optic element, said first optic conduit channeling said strip-shaped color image through its said transmitting core to and through its said proximal end;
h. an electronic image sensor positioned proximate the proximal end of the first optic conduit, said electronic image sensor receiving the strip-shaped color image from said proximal end of said first optic conduit and generating electronic data indicative of said strip-shaped color image; and
i. an electronic display system comprising a computer processor and an electronic display, said computer processor receiving the electronic data from the electronic image sensor, converting the electronic data into an electronically displayable image indicative of the strip-shaped color image, and displaying said displayable image on the electronic display.

US Pat. No. 10,969,571

FEW-MODE FIBER ENDOSCOPE

Eric Swanson, Gloucester...

1. A few-mode fiber optical endoscope system comprising:an optical source that generates source light;
an optical redirecting device having an input optically coupled to the optical source and an output optically coupled to a mode selective coupler;
an endoscope body comprising a few-mode optical fiber that is optically coupled to the optical source, the few-mode optical fiber transmitting the source light to a sample and coupling backscattered light from the sample to the mode selective coupler, the mode selective coupler extracting light from the coupled backscattered light into one or more spatially separated modes to produce at least two individual light modes comprising a low-order mode and a higher-order mode; and
an optical receiver comprising a first optical receiver optically coupled to the mode selective coupler and configured to detect the low-order mode and a second optical receiver optically coupled to the mode selective coupler and configured to detect the higher-order, the optical receiver further configured to process the detected low-order mode and the higher-order mode thereby achieving multi-modal spatial detection such that information about the sample's optical properties is produced.

US Pat. No. 10,969,570

IMAGE ACQUISITION DEVICE AND IMAGE ACQUISITION METHOD

HAMAMATSU PHOTONICS K.K.,...

1. A device comprising:a cassette mounting unit configured to be detachably mounted with a cassette, the cassette holding slide glasses in a plurality of stages in a predetermined arrangement direction;
a distance sensor configured to measure a distance to the cassette mounted in the cassette mounting unit and to output a detection signal based on a measurement result; and
an information generator configured to generate state information on a mounting state of the cassette mounted in the cassette mounting unit on the basis of the detection signal,
wherein the cassette mounting unit includes a rotation drum having a plurality of holding spaces for the cassettes radially, and
the device further comprises an operation controller to control an operation of the rotation drum on the basis of the state information generated by the information generator,
wherein the cassette mounting unit includes a strut through which the rotation drum is inserted, and
the distance sensor is provided in the strut via a support member.

US Pat. No. 10,969,569

LIGHT SOURCE-INTEGRATED LENS ASSEMBLY AND OPTICAL APPARATUS INCLUDING THE SAME

WeTHE Lab Co., Ltd., Seo...

1. A light source-integrated lens assembly, comprising:a lens including a first through hole at its center along an optical axis thereof;
an internal light shielding member including a second through hole at its center along the optical axis and a first protrusion that protrudes from a front surface of the lens, the front surface facing a target object; and
a light emitting element configured to emit light to the target object, wherein
the internal light shielding member is fitted into the first through hole of the lens and the light emitting element is fitted into the second through hole of the internal light shielding member to form a single integrated unit,
the lens is configured to receive light emitted from the light emitting element and diffused and reflected from inside the target object,
when the internal light shielding member is brought into contact with a surface of the target object, the internal light shielding member is configured to prevent light emitted from the light emitting element and directly reflected at the surface of the target object from being incident on the lens,
an outer diameter of the internal light shielding member is substantially same as an inner diameter of the first through hole, and
an outer diameter of the light emitting element is substantially same as an inner diameter of the internal light shielding member.

US Pat. No. 10,969,568

ANAMORPHIC LENS

ZHONGSHAN AZU OPTOELECTRO...

1. A super wide-angle large aperture anamorphic lens comprising:a cylindrical lens group and a spherical lens group in an arrangement of an object side to an image side; wherein the cylindrical lens group comprises, from the object side to the image side, a first lens (1), a second lens (2), a third lens (3), and a fourth lens (4) in a sequential order; wherein the first lens (1) and the second lens (2) comprise negative optical power cylindrical lenses, wherein the third lens (3) and the fourth lens (4) comprise positive optical power cylindrical lenses; wherein the spherical lens group comprises a fifth lens (5), a sixth lens (6) . . . to Nth lens, where N is greater than or equal to a natural number of 10, in sequence along the direction of the optical path pointing to the image side;
a power distribution of the lenses constituting the cylindrical group and the spherical group may satisfy the following relationship:
23.6 mm 17.6 mm 1.20 3.50 wherein a X direction is a curvature direction of the first lens, and a Y direction is the other direction that is 90 degrees to the curvature direction of the first lens, wherein the subscript number off comprises a number of each lens, wherein f(M-N)Y comprises a combined optical focal length of the total (N?M+1) lens in the Y direction from a Mth lens to a Nth lens, wherein f(M-N)X comprises a combined optical focal length of the total (N?M+1) lens in the X direction from the Mth lens to the Nth lens, wherein M comprises a natural number greater than or equal to 1 and less than N.

US Pat. No. 10,969,567

MOBILE DEVICE AND OPTICAL IMAGING LENS THEREOF

Genius Electronic Optical...

1. An optical imaging lens, comprising sequentially from an object side to an image side along an optical axis, first, second, third, fourth, fifth, and sixth lens elements, each of the lens elements having an object-side surface facing toward the object side and an image-side surface facing toward the image side, wherein:the image-side surface of the first lens element comprises a concave portion in an optical axis region and a concave portion in a periphery region of the first lens element;
the image-side surface of the second lens element comprises a convex portion in the optical axis region;
the image-side surface of the third lens element comprises a concave portion in a periphery region of the third lens element;
the object-side surface of the fourth lens element comprises a concave portion in the optical axis region; and
the optical imaging lens as a whole has only the six lens elements having refractive power.

US Pat. No. 10,969,566

OPTICAL IMAGING SYSTEM

ZHEJIANG SUNNY OPTICAL CO...

1. An optical imaging system comprising, sequentially along an optical axis from an object side to an image side: a first lens, a second lens, a third lens, and a fourth lens,wherein the first lens, the third lens, and the fourth lens each has a positive refractive power or a negative refractive power;
the second lens has a positive refractive power, and an image-side surface of the second lens is a concave surface;
an image-side surface of the fourth lens is a concave surface; and
an effective half-diameter DT11 of an object-side surface of the first lens, an effective half-diameter DT21 of an object-side surface of the second lens, an effective half-diameter DT32 of an image-side surface of the third lens, an effective half-diameter DT42 of the image-side surface of the fourth lens and an entrance pupil diameter EPD of the optical imaging system satisfy: (DT11+DT21+DT32+DT42)/EPD?2.4.

US Pat. No. 10,969,565

PROJECTION LENS ASSEMBLY

ZHEJIANG SUNNY OPTICAL CO...

1. A projection lens assembly comprising, sequentially along an optical axis from a source-side to an image side,a first lens having a positive refractive power;
a second lens having a negative refractive power, wherein a source-side surface and an image-side surface of the second lens are concave surfaces;
a third lens having a positive refractive power or a negative refractive power; and
a fourth lens having a positive refractive power, wherein an image-side surface of the fourth lens is a convex surface;
wherein a total effective focal length f of the projection lens assembly and an effective focal length f1 of the first lens satisfy: 2.0

US Pat. No. 10,969,564

ZOOM LENS AND IMAGE PICKUP APPARATUS

CANON KABUSHIKI KAISHA, ...

14. A zoom lens comprising, in order from an object side to an image side:a first lens unit having a positive refractive power;
a second lens unit having a negative refractive power;
a third lens unit having a positive refractive power;
a fourth lens unit having a positive refractive power;
a fifth lens unit having a positive refractive power; and
a sixth lens unit,
wherein the first lens unit is configured to move toward the object side for zooming from a wide angle end to a telephoto end, and an interval between each pair of adjacent lens units is changed for zooming,
wherein the fifth lens unit is configured to move for focusing, and
wherein the following conditional expressions are satisfied:
2.0 0.1 0.05 ?1.5<(R5a+R5b)/(R5a?R5b)<0.5,where fw represents a focal length of the zoom lens at the wide angle end, f5 represents a focal length of the fifth lens unit, Fnow represents an F-number of the zoom lens at the wide angle end, Lw represents a total length of the zoom lens at the wide angle end, D5iw represents a distance from a lens surface on the object side of the fifth lens unit to an image plane at the wide angle end when the zoom lens is focused at infinity, M5 represents a movement amount of the fifth lens unit for zooming from the wide angle end to the telephoto end when the zoom lens is focused at infinity, R5a represents a curvature radius of a lens surface closest to the object side in the fifth lens unit, and R5b represents a curvature radius of a lens surface closest to the image side in the fifth lens unit.

US Pat. No. 10,969,563

LENS BARREL CONTROLLING LINEAR DRIVING OF MOVABLE LENS AND OPTICAL APPARATUS EQUIPPED WITH LENS BARREL

CANON KABUSHIKI KAISHA, ...

1. A lens barrel comprising:a movable part that has an optical element included in an optical system;
a first guide bar that guides movement of the movable part in an optical axis direction of the optical system;
a first sensor unit that comprises a first scale and a first detection unit, the first scale being provided in the movable part and having a pattern that makes a signal output from the first detection unit monotonically increase from one end to the other end of a moving range of the movable part, the first detection unit outputting the signal that continuously increases or decreases according to movement of the movable part by reading the pattern of the first scale;
a second sensor unit that comprises a second scale that is provided in the movable part and has a periodic repeated pattern in a moving direction of the movable part and a second detection unit that outputs a periodic signal corresponding to movement of the movable part by reading the pattern of the second scale;
a controller configured to detect a position of the movable part in the optical axis direction based on the signal output from the first detection unit and the signal output from the second detection unit; and
a second guide bar that is arranged in parallel to the first guide bar, guides movement of the movable part in the optical axis direction, and suppresses rotation of the movable part around the first guide bar,
wherein the first sensor unit is arranged nearer to the first guide bar in comparison with the second sensor unit, and
wherein the second sensor unit is arranged nearer to the second guide bar in comparison with the first sensor unit.

US Pat. No. 10,969,562

OBSERVATION DEVICE AND FOCUS ADJUSTMENT METHOD

Olympus Corporation, Tok...

1. An observation device, comprising:an image sensor that images a specimen and outputs an image signal,
an AF detection circuit that calculates a focus evaluation value showing a larger value as degree of focus increases, based on the image signal, and
a focus control circuit that changes focus position of the image sensor and controls focus position based on the focus evaluation value,
wherein
the AF detection circuit calculates a plurality of evaluation values based on signals relating to a plurality of frequency bands of the image signal, and
the focus control circuit controls focus position based on maximum value or minimum value of the plurality of evaluation values corresponding to change in the focus position.

US Pat. No. 10,969,561

DRIVING MECHANISM

TDK Taiwan Corp., Yangme...

1. A driving mechanism for moving an optical element, comprising:a housing;
a frame, affixed to the housing and forming a depressed surface adjacent to the housing, wherein the depressed surface faces the housing and is not in contact with the housing, wherein the depressed surface is a sloping surface angled with respect to an optical axis of the optical element;
a holder, movably disposed in the housing for holding the optical element;
a driving assembly, disposed in the housing to drive the holder and the optical element to move relative to the frame; and
a magnetic conductive member affixed to the frame, wherein the driving assembly comprises a magnet affixed to the magnetic conductive member and a coil affixed to the holder, and at least a part of the magnet is received in the magnetic conductive member;
wherein the magnetic conductive member comprises metal material, and the frame comprises plastic material, wherein the frame and the magnetic conductive member are integrally formed in one piece by insert molding.

US Pat. No. 10,969,560

INTEGRATED OPTICAL ASSEMBLY AND MANUFACTURING THE SAME

LIGHTPATH TECHNOLOGIES, I...

1. An integrated optical assembly having an optical element molded from optically transparent material in an optics mount, the optical assembly comprising:said optics mount comprising an opaque material, said optics mount being tubular in shape and having a first end and a second end and a middle region therebetween, said optics mount having in inner sidewall defining a hollow inner pathway from said first end, through said middle region, and to said second end, said inner sidewall having a circular cross-section at each of said first and second ends and said middle region, said optics mount having a longitudinal axis extending along a longitudinal direction of said housing through said circular cross-sections at said first and second ends and said middle region,
said optical element comprising the optically transparent material and formed in the optics mount, the optically transparent material optically transparent to infrared light, visible light, or both such that said optical element is transparent to infrared light, visible light, or both, said optical element disposed in said optics mount, said optical element having a circular perimeter that fits within said optics mount against said inner sidewall, the optical element contacting said optics mount at an interface between said circular perimeter of said optical element and said inner sidewall of said optics mount having circular cross-section such that said optical element is held securely in said optics mount, wherein at the interface, the optically transparent material is in direct contact with the opaque material of said optics mount and adheres to the opaque material of said optics mount forming a seal free of bonding agents, the adhesion formed by the direct contact of the optically transparent material at a temperature higher than its transition temperature (Tg) with said optics mount when the optical element is formed in the optics mount, and then cooling the optically transparent material; and
an optical aperture comprising an opaque sheet having a perimeter sufficiently small to fit within said optics mount and an opening located in said opaque sheet for light to pass,
wherein the optical aperture is secured in fixed position with respect to said optics mount and said optical element on one side of said optical element that is closer to one of said first or second ends than said other side of said optical element and such that said longitudinal axis passes through said hole in said optical aperture.

US Pat. No. 10,969,559

LENS MODULE WITH ENHANCED STABILITY

TRIPLE WIN TECHNOLOGY (SH...

1. A lens module comprising:a circuit board;
an image sensor connected to a surface of the circuit board;
a hollow mounting bracket connected to the surface of the circuit board which has the image sensor, the image sensor received in the mounting bracket;
an optical filter connected to mounting bracket and positioned above the image sensor; and
a lens unit connected to a surface of the mounting bracket facing away from the circuit board by an adhesive layer;
wherein, the surface of the mounting bracket facing away from the circuit board has a plurality of positioning posts, the plurality of positioning posts is positioned at corners of the surface of the mounting bracket, a surface of the lens unit connected to the mounting bracket has a plurality of receiving grooves, the plurality of receiving grooves is positioned at corners of the surface of the lens unit, the plurality of positioning posts is inserted into the plurality of receiving grooves;
wherein the lens unit comprises a lens holder and a lens received in the lens holder, the lens holder is connected to the mounting bracket, the lens is positioned above the optical filter;
wherein the lens holder comprises a hollow and square first holder portion and a hollow and circular second holder portion, the first holder portion is connected to the mounting bracket, the second holder portion is connected to a surface of the first holder portion facing away from the mounting bracket, the adhesive layer is square and comprises a main adhesive portion, the a main adhesive portion comprises four sides connected end-to-end, the four sides surround the plurality of positioning posts;
wherein the adhesive layer further comprises a plurality of extension portions, bottom surface and inner wall of each of the plurality of receiving grooves and top surface and outer wall of the corresponding one of the plurality of positioning posts cooperatively define a gap, each of the plurality of extension portions extends from one corner of the main adhesive portion and infills one gap.

US Pat. No. 10,969,558

DISPLAY SCREEN ANTI-PEEPING GEAR AND SUPPORT MEMBER OF DISPLAY SCREEN PROTECTORS

1. A display screen anti-peeping gear comprising:a screen protector adapted to be disposed facing a display screen;
a support member arranged on the edge of the screen protector, the support member includes two strip splints, the edge of the screen protector is sandwiched between the two strip splints, wherein the support member is provided with a through-hole corresponding to the position of the display screen camera, and
a cover arranged beside the through hole and configured to close and open the through-hole, wherein the cover prevents light from entering the through-hole when the cover closes the through-hole.

US Pat. No. 10,969,557

OPTICAL FIBER SHUFFLE

Fujin Precision Industria...

1. An optical fiber shuffle comprising:a protective shell; and
a plurality of crossover optical cables; wherein:
the protective shell is configured to support and fix the plurality of crossover optical cables;
each of the plurality of crossover optical cables comprises a support member, a plurality of first optical cable units, and a plurality of second optical cable units;
the support member is coupled to the plurality of first optical cable units and the plurality of second optical cable units;
each of the plurality of first optical cable units comprises a plurality of optical fiber units;
the plurality of optical fiber units extends into the support member, is sequentially redistributed in the support member, and enters into corresponding second optical cable units; and
ends of the plurality of first optical cable units facing away from the support member and ends of the plurality of second optical cable units facing away from the support member are coupled to a corresponding optical module;
wherein the support member comprises a shell and a plurality of connecting members;
each of the plurality of connecting members is located in the shell;
one end of each first optical cable unit is coupled to a corresponding one of the connecting members; and
one end of each second optical cable unit is coupled to a corresponding one of the connecting members.

US Pat. No. 10,969,556

METHOD AND APPARATUS FOR REMOVING OPTIC FIBER FROM MULTIPLE SPOOLS

NET RECYCLING, LLC, Wilm...

1. A method of removing strands of optic fiber from one or more spools on which the fibers are stored without damaging the spools comprising:placing a plurality of spools each containing a strand of optic fiber on a plurality of annular platforms fixed to a tree having a vertical axis around which the tree can be rotated;
feeding a free end of a first strand of optic fiber from one of the plurality of spools into an entrance of a continuous passage, said continuous passage having an entrance positioned adjacent to the tree;
activating a blower operably connected to the continuous passage to create suction in the continuous passage and using that suction to move the free end of the first strand of optic fiber to a venturi;
blowing air through the venturi thereby forcing the free end of the first strand of optic fiber through the continuous passage and out of a passage exit positioned adjacent to a rotating carousel;
attaching the free end of the first strand of optic fiber to the rotating carousel such that the first stand of optic fiber accumulates on an exterior of the carousel as the carousel rotates;
attaching a free end of each of the strands of optic fiber from the plurality of other spools to the first strand of optic fiber such that each strand of optic fiber from the plurality of other spools is pulled into the continuous passage by the first strand of optic fiber; and
rotating the carousel such that the strands of optic fiber from the plurality of spools wrap around an exterior of the carousel.

US Pat. No. 10,969,555

FIBER OPTIC MODULE AND CHASSIS

CommScope Telecommunicati...

1. A telecommunications assembly comprising:A. a chassis defining a plurality of mounting locations for slidably receiving telecommunications modules; and
B. a telecommunications module inserted into one of the mounting locations of the chassis, the telecommunications module comprising:
i. a housing having a main housing portion and a removable cover cooperatively defining an interior, the main housing portion defining a first sidewall, a front wall, a rear wall, a top wall, and a bottom wall, the cover defining a second sidewall of the housing when mounted on the main housing portion to close off the interior, the main housing portion including at least one signal output location defined on the front wall;
ii. an optical component located within the interior, the optical component configured to receive a fiber optic input signal coming in from a signal input location of the housing and output a fiber optic output signal going toward the signal output location defined on the front wall of the main housing portion, wherein the telecommunications module is configured such that the signal input location can be selected to be on either the front wall or the rear wall of the main housing portion; and
iii. a cable exit structure defining a curved top wall and a curved bottom wall, wherein the curved top and bottom walls collectively provide a bell-shaped configuration for the cable exit structure, the cable exit structure defining the signal output location on the front wall, the cable exit structure defining an integrally formed unitary structure extending from the top wall to the bottom wall of the main housing portion, the curved top wall and the curved bottom wall of the cable exit structure forming the bell shaped configuration providing bend radius protection to optical fiber cables carrying the fiber optic output signal, wherein the telecommunications module further comprises a flexible latch for mounting to the chassis with a snap-fit interlock, wherein at least one of the curved top wall and the curved bottom wall of the cable exit structure is adjacent the flexible latch, and a curvature of at least one of the top wall and the bottom wall provides spacing for allowing flexing of the latch for unlocking the telecommunications module from the chassis.

US Pat. No. 10,969,554

FIBER OPTIC TRAY SYSTEMS

AFL Telecommunications LL...

1. A fiber optic tray system defining a mutually orthogonal coordinate system having a longitudinal axis, a lateral axis, and a transverse axis, the fiber optic tray system comprising:a tray, the tray comprising:
a tray body, the tray body extending along the longitudinal axis between a front and a rear and extending along the lateral axis between a first side and a second side;
a plurality of alignment rails, each of the plurality of alignment rails protruding from the tray body along the transverse axis; and
a plurality of retainer features disposed at the rear of the tray body; and
at least two fiber optic modules, the at least two fiber optic modules each comprising an outer housing and at least one retainment feature, wherein the at least one retainment feature of each of the at least two fiber optic modules is configured to interface with at least one of the plurality of retainer features to retain each of the fiber optic modules on the tray, wherein the at least two fiber optic modules have differently-sized outer housings as compared to one another, and wherein the tray is configured to simultaneously receive both of the at least two fiber optic modules.

US Pat. No. 10,969,553

ADAPTER PANEL WITH LATERAL SLIDING ADAPTER ARRAYS

CommScope Technologies LL...

1. A panel arrangement comprising:a chassis having a depth extending between a front and a rear of the chassis and a width extending between first and second sides of the chassis, the chassis defining an opening at the front providing access to an interior of the chassis, the chassis including a removable rear portion that selectively covers the interior of the chassis at the rear when mounted to a remainder of the chassis and provides access to the interior of the chassis through the rear when removed from the remainder of the chassis;
a plurality of fiber optic modules extending side-by-side across the width of the chassis, each fiber optic module being independently translatable relative to the chassis between a retracted position and an extended position, the extended position being located forward of the retracted position along the depth of the chassis, each fiber optic module defining a plurality of fiber ports, and each fiber optic module including side rails extending along the depth of the chassis at opposite sides of the fiber optic module;
an interior cable routing area disposed rearward of the fiber optic modules, wherein removing the rear portion of the chassis from the remainder of the chassis provides access to the interior cable routing area; and
a front cover mounted to the chassis at the front, the front cover being movable between a closed position and an open position, the front cover extending across and blocking access to the fiber ports when in the closed position, and the front cover providing access to the fiber ports when in the open position.

US Pat. No. 10,969,552

ADAPTER

SHENZHEN FIBERICAN OPTICA...

1. An adapted, comprising:a housing, a shielding sheet, a bushing and a sleeve, wherein the housing is provided with a plurality of receiving cavities for receiving the bushing, the bushing comprises a support part and a plurality of hollow columns on the support part, the plurality of hollow columns are arranged on a first end of the support part, the bushing is mounted in the receiving cavity, a part of the sleeve is mounted within the hollow column of the bushing and another part is mounted within the receiving cavity;
wherein a receiving hole for receiving the sleeve is opened in the receiving cavity, and the other part of the sleeve is mounted within the receiving hole, wherein the shielding sheet is arranged on the bushing, the bushing is provided with a step, and the shielding sheet is engaged with the step.

US Pat. No. 10,969,551

SHEATHED OPTICAL RIBBON CABLE ASSEMBLY

TE CONNECTIVITY CORPORATI...

1. A cable assembly comprising:a ribbon cable comprising a plurality of optical fibers placed side-by-side, and a coating encapsulating said plurality of optical fibers to form a strip of said plurality of optical fibers, said plurality of optical fibers having endfaces;
an elastomeric sheathing being disposed over at least a portion of said coating of said ribbon cable and terminating at a sheathing end short of said endfaces such that said endfaces protrude beyond said sheathing end;
a ferrule having a mating surface presenting said endfaces, and a rear end having a rear opening through which said optical fibers pass, said rear end contacting said sheathing end to form an adhesive-tight seal sufficient to prevent liquid adhesive in said ferrule from flowing out of said rear opening; and
cured adhesive disposed in said ferrule to secure said optical fibers to said ferrule.

US Pat. No. 10,969,549

DEVICE FOR TRANSMITTING OPTICAL SIGNALS BETWEEN TWO ROTATABLE SUBASSEMBLIES

LTN SERVOTECHNIK GMBH, O...

1. A device for transmitting optical signals, comprising:a first subassembly including a first optical waveguide;
a second subassembly including a second optical waveguide, the first subassembly and the second subassembly being rotatable relative to each other about an axis;
a first sleeve enclosing the first optical waveguide;
a first bushing enclosing the first sleeve;
a second sleeve enclosing the second optical waveguide;
a second bushing enclosing the second sleeve;
a bearing arrangement including at least one first ring and rolling elements rollingly supported on a conical surface; and
a housing at least partially enclosing the first bushing, the second bushing, the bearing arrangement;
wherein the bearing arrangement is axially displaceable relative to the housing and the second bushing is axially preloaded with respect to the first bushing by a spring element via the bearing arrangement; and
wherein the rolling elements are radially preloaded with respect to the housing by the support of the rolling elements on the conical surface.

US Pat. No. 10,969,548

SINGLE-LAYER AND MULTI-LAYER STRUCTURES FOR INTEGRATED SILICON PHOTONICS OPTICAL GYROSCOPES

Anello Photonics, Inc., ...

1. A waveguide structure comprising a trench in a first fused silica wafer filled with a silicon nitride (SiN) core, wherein the first fused silica wafer is bonded to a second fused silica wafer after the trench is filled, the waveguide structure created by:etching the trench in the first fused silica wafer, wherein the first fused silica wafer acts as a first cladding;
filling in the etched trench of the first fused silica wafer with SiN to form the SiN core; and
bonding the second fused silica wafer to the first fused silica wafer after the SiN core is formed therein, wherein the second fused silica wafer acts as a second cladding, wherein the second cladding is adjacent to the first cladding, and wherein the first cladding and the second cladding collectively completely surround the SiN core from the top, bottom and sides.

US Pat. No. 10,969,547

OPTOELECTRONIC DEVICE AND METHOD OF MANUFACTURING THEREOF

UNIVERSITY OF SOUTHAMPTON...

1. An optoelectronic device, including:a layer disposed above a substrate, the layer having a first cavity therein, which cavity is at least partially defined by an inclined interface between the cavity and an insulating liner, the interface being disposed at an angle relative to the substrate of greater than 0° and less than or equal to 90°;
a regrown semiconductor material, providing or forming a part of a waveguide, the regrown semiconductor material being at least partly disposed in the first cavity and including an inclined interface between the regrown semiconductor material and the insulating liner, the interface being disposed at an angle relative to the substrate of greater than 0° and less than or equal to 90°;
a first doped region of the regrown semiconductor material; and
either a second doped region of the regrown semiconductor material such that the optoelectronic device is operable as an electro-absorption modulator or a photodiode, or
a second doped region of the layer disposed above the substrate such that the optoelectronic device is operable as a MOS-type capacitor.

US Pat. No. 10,969,546

ELECTRO-OPTIC MODULATOR WITH MONOCRYSTALLINE SEMICONDUCTOR WAVEGUIDES

Cisco Technology, Inc., ...

1. A method of fabricating an optical apparatus, the method comprising:forming a first waveguide on a dielectric substrate, wherein the first waveguide extends in a direction of an optical path, and wherein the first waveguide comprises a monocrystalline semiconductor material and is doped with a first conductivity type;
depositing a first dielectric layer on the first waveguide; and
forming a second waveguide at least partly overlapping the first waveguide along the direction, wherein the second waveguide is doped with a different, second conductivity type, wherein forming the second waveguide comprises:
depositing a monocrystalline semiconductor material on the first dielectric layer; and
forming a plurality of lateral ridges in the deposited monocrystalline semiconductor material by:
etching a plurality of trenches partly through the deposited monocrystalline semiconductor material; and
etching at least partly through lateral portions of the deposited monocrystalline semiconductor material.

US Pat. No. 10,969,545

APPARATUS AND METHOD FOR REALISING BILINEAR TEMPERATURE COMPENSATION OF ARRAY WAVEGUIDE GRATING

Accelink Technologies Co....

1. An apparatus for bilinear temperature compensation of an arrayed waveguide grating, comprising a first driver having a first driving rod, the two ends of which are respectively connected to a first subsection and a second sub-section of an AWG chip being relatively movable with each other,wherein the apparatus further comprises:
a second driver having a second driving rod with a deformation amount different from that of the first driving rod in a part of a temperature range, one end of the second driving rod being connected to a first subsection of the AWG chip, and the other end being detachably in contact with a force-bearing end face which is relatively fixed to the end face of the first driving rod on the second sub-section;
the first driving rod being provided with a retractable and/or rotatable elastic portion.

US Pat. No. 10,969,544

GRATING-BASED FILTERS FOR PHOTONICS APPLICATIONS

GLOBALFOUNDRIES U.S. INC....

1. A structure comprising:a waveguide core having a first section and a second section; and
a filter coupled to the waveguide core, the filter including a first plurality of grating structures positioned adjacent to the first section of the waveguide core and a second plurality of grating structures positioned adjacent to the second section of the waveguide core, the first plurality of grating structures are configured to cause laser light in a first portion of a wavelength band to be transferred between the first section of the waveguide core and the first plurality of grating structures, and the second plurality of grating structures are configured to cause laser light in a second portion of the wavelength band to be transferred between the second section of the waveguide core and the second plurality of grating structures,
wherein the first plurality of grating structures have a first duty cycle, and the second plurality of grating structures have a second duty cycle that is greater than the first duty cycle.

US Pat. No. 10,969,543

SEMICONDUCTOR INTEGRATED OPTICAL DEVICE, AND METHOD OF FABRICATING SEMICONDUCTOR INTEGRATED OPTICAL DEVICE

SUMITOMO ELECTRIC INDUSTR...

1. A semiconductor integrated optical device comprising:a waveguide mesa having a first multilayer including a first core layer of a first element, a second multilayer including a second core layer of a second element, and a butt-joint interface between the first core layer and the second core layer;
a support having a first region, a second region, and a third region, the support mounting the waveguide mesa; and
a buried semiconductor region provided on the support,
wherein
the third region is provided between the first region and the second region,
the first multilayer extends from the butt-joint interface in a direction from the third region to the first region,
the second multilayer extends from the butt-joint interface in a direction from the third region to the second region,
the first multilayer has a first mesa width on the first region,
the second multilayer has a second mesa width on the second region,
on the third region, the second multilayer has a waveguide portion having a third mesa width smaller than the first mesa width and the second mesa width,
the second core layer has a waveguide core thickness on the second region,
in the waveguide portion, the second core layer has a core portion having a thickness different from the waveguide core thickness at a position away from the butt joint interface.

US Pat. No. 10,969,542

RADIATION SOURCE WITH TEMPERATURE-CONTROLLED HOLLOW FIBER AND A METHOD FOR USE IN METROLOGY APPLICATIONS

ASML Netherlands B.V., V...

1. A radiation source, comprising:an optical fiber that is hollow, and has an axial direction; and
a plurality of temperature setting devices disposed at respective positions along the axial direction of the optical fiber,
wherein the temperature setting devices are configured to control the temperature of a gas that fills the hollow of the optical fiber to locally control the density of the gas.

US Pat. No. 10,969,541

METHOD FOR DETERMINING THE CURVATURE AND/OR TORSION OF AN OPTICAL WAVEGUIDE

1. A method for determining a curvature and/or torsion of an optical waveguide of a fiber-optic sensor comprising an optical waveguide having an axial direction oriented in a light propagation direction and a radial direction oriented perpendicular thereto, wherein the optical waveguide has a core, which extends centrally in the axial direction and runs at least substantially over the entire length of the optical waveguide, for conducting light, and a cladding, which surrounds the core in the radial direction, and wherein a section of the optical waveguide extends in the axial direction and has a plurality of Bragg gratings including a first Bragg grating and a second Bragg grating, which are introduced therein and extend through a common cross-sectional plane, situated in the radial direction, through the optical waveguide, wherein the Bragg gratings are inserted in the core and/or on a boundary between the core and the cladding and/or in an inner edge region of the cladding within an evanescence region of the light, the method comprising:providing reference data of intensities of reflected light portions of light coupled into the optical waveguide,
measuring a light intensity of a reflected portion of light coupled into the optical waveguide, the optical waveguide having a deformation to be determined, and
determining the deformation by comparing the light intensity with the reference data, the first Bragg grating having a different grating constant than the second Bragg grating, wherein wavelength multiplexing and/or time-resolved multiplexing of the light coupled into the optical waveguide is carried out in order to determine the deformation.

US Pat. No. 10,969,540

MULTIMODE OPTICAL FIBER TRANSMISSION SYSTEM INCLUDING SINGLE MODE FIBER

Corning Incorporated, Co...

1. An optical transmission system, comprising:a single-mode transmitter that emits modulating light having an operating wavelength ?O in the range between 950 nm and 1600 nm;
an optical receiver configured to receive and detect the modulated light; and
an optical pathway between the single-mode transmitter and the optical receiver, the optical pathway comprising first and second optically coupled optical fibers, wherein the first optical fiber is a single mode fiber at the wavelength in the range between 950 nm and 1600 nm and has a cutoff wavelength ?SM<1600 nm, and wherein the second optical fiber is a multimode fiber structured for multimode transmission at a wavelength ?1 situated between 840 nm and 860 nm, and wherein the second optical fiber comprises:
a core with a diameter D40,
a cladding surrounding the core;
a refractive index profile defined by the core and the cladding and that defines an optimal multimode transmission at the wavelength ?1 situated between 840 nm and 860 nm, the second optical fiber being structured to be capable of a single mode transmission in an LP01 mode at an operating wavelength ?O>950 nm;
the LP01 mode having a mode field diameter LP01MFDMM?0 in the range 8.5 ?m a cutoff wavelength>1600 nm; and
a modal bandwidth of at least 2.5 GHz·Km at the wavelength ?1.

US Pat. No. 10,969,539

LED LIGHT STRIP AND BACKLIGHT MODULE HAVING THE SAME

BOE TECHNOLOGY GROUP CO.,...

1. An LED light strip, comprising a circuit board, whereinthe circuit board comprises a board body and a support structure disposed on a surface of the board body,
a plurality of LED light emitting elements are disposed on the support structure, the plurality of the LED light emitting elements are arranged in a plurality of rows and face to a first direction parallel to the board body;
an arrangement direction of each row of the LED light emitting elements is a second direction that is parallel to the board body and perpendicular to the first direction, and
orthographic projections of the LED light emitting elements on a plane that is parallel to the second direction and perpendicular to the first direction are staggered from each other,
wherein, for two adjacent rows of the LED light emitting elements among the plurality of the rows of the LED light emitting elements a height of the LED light emitting elements in a relatively rear row in the first direction is higher than a height of the LED light emitting elements in a relatively front row in the first direction, and
wherein the support structure is arranged in a stepped shape and is disposed with a plurality of arrangement surfaces that are perpendicular to the board body and the first direction,
each arrangement surface is disposed with at least one row of the LED light emitting elements, and
the height of the relatively rear arrangement surface in the first direction is higher than the height of the arrangement surface in the relatively front adjacent tow in the first direction.

US Pat. No. 10,969,538

BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A backlight module, comprising:a heat-dissipating body;
a light source disposed on the heat-dissipating body; and
a back plate including at least one side wall, wherein the side wall of the back plate includes a through hole portion;
wherein the heat-dissipating body is detachably installed at an outer side of the side wall of the back plate and covers the through hole portion, and the light source is received inside the through hole portion,
wherein the heat-dissipating body is provided with a recess, and the light source is disposed in the recess.

US Pat. No. 10,969,537

DISPLAY DEVICE HAVINH A SUBSTRATE AND LIGHT GUIDE WITH AT LEAST ONE ADHESIVE LATER AFFIXED TO THE SIDE SURFACES THEREOF

INNOLUX CORPORATION, Mia...

1. A display device, comprising:a display panel comprising a first substrate having a first side surface;
a backlight module disposed opposite to the display panel, the backlight module comprising a light guide having a second side surface;
a first adhesive layer attached to the first side surface and the second side surface;
a second adhesive layer disposed between the display panel and the light guide,
wherein the first substrate has a first surface connected to the first side surface, the display panel further comprises a black matrix, the black matrix has a third width in a direction perpendicular to a normal direction of the first surface, the second adhesive layer has a second width, and the second width ranges from 0.1 time the third width to 10 times the third width.

US Pat. No. 10,969,536

THERMALLY CONTROLLED ILLUMINATION DEVICES

Invuity, Inc., San Franc...

1. An illuminated surgical instrument, said illuminated surgical instrument comprising:a handheld surgical instrument selected from the group consisting of a suction tube, probe, an electrosurgery instrument, and a camera;
a non-fiber optic optical waveguide coupled to the handheld surgical instrument, wherein the non-fiber optic optical waveguide comprises:
a light input section at a proximal portion of the non-fiber optic optical waveguide, wherein the light input section is configured to input light into the non-fiber optic optical waveguide;
a light transmitting section optically coupled to the light input section, and
a light output section located distal of the light transmitting section, wherein the light transmitting section is configured to transmit the light from the light input section to the light output section, and
a conical bore defined by the light output section,
wherein, in a direction from a distal end of the non-fiber optic optical waveguide toward a proximal end of the non-fiber optic optical waveguide, the conical bore tapers inwardly such that a diameter of the conical bore reduces in size in the direction from the distal end toward the proximal end; and
one or more spacers between the non-fiber optic optical waveguide and the handheld surgical instrument,
wherein the one or more spacers are configured to define an air gap between the non-fiber optic optical waveguide and the handheld surgical instrument,
wherein the distal end of the non-fiber optic optical waveguide is offset proximally from a distal end of the handheld surgical instrument.

US Pat. No. 10,969,535

WAVEGUIDE LUMINAIRE WITH SIDE GLARE SHIELD

IDEAL INDUSTRIES LIGHTING...

1. A luminaire, comprising:a frame with a plurality of sides, the sides comprising a top, a bottom, and lateral sides that extend between the top and the bottom, the lateral sides further comprising corner members that extend between the top and the bottom and with openings positioned between the corner members;
a plurality of optical waveguides disposed in the openings in the frame, the plurality of optical waveguides positioned at different angles relative to one another to direct light outward in multiple different directions;
at least one LED associated with each optical waveguide; and
a shield connected to the frame and configured to reduce the light from being directed in one of the different directions, the shield comprising a mask area and extensions that extend outward from opposing sides of the mask area;
the extensions positioned to extend outward beyond the mask area to extend over the top of the frame and also to engage with the corner members, the extensions configured to attach the shield to the frame with the extensions positioned on opposing sides of the frame and with the mask area extending across the one optical waveguide without extending into the other lateral sides of the frame and with each of the extensions exposed on an exterior of the frame when the shield is attached to the frame.

US Pat. No. 10,969,534

BACKLIGHT ASSEMBLY, DISPLAY PANEL ASSEMBLY AND BACKLIGHT CONTROL METHOD

Wuhan China Star Optoelec...

1. A backlight control method using in a display panel assembly, wherein the display panel assembly comprising a backlight assembly and a display panel disposed on the backlight assembly, the backlight assembly comprising:a side-lit backlight module comprising a plurality of light-emitting units disposed along a first direction, wherein a light-emitting state of each of the light-emitting units is controlled individually; and
a liquid crystal cell disposed in the side-lit backlight module, wherein the liquid crystal cell comprises a plurality of pixel units disposed along a second direction, each of the pixel units comprises a transparent state and a cloudy state, and the state of each of the pixel units is controlled individually,
wherein the plurality of light-emitting units intersect with the plurality of pixel units;
wherein the plurality of light-emitting units intersect with the plurality of pixel units to form a plurality of backlight regions, the backlight control method comprising:
determining whether a maximum brightness region of a display screen is corresponding to a same backlight region;
if yes, controlling the side-lit backlight module and the liquid crystal cell to make the corresponding light-emitting unit emitting light and the corresponding pixel unit in the transparent state;
if not, controlling the side-lit backlight module and the liquid crystal cell to make the light-emitting units corresponding to a size of the backlight regions having the maximum brightness region of the display screen emitting light sequentially and the corresponding pixel units in the transparent state.

US Pat. No. 10,969,533

VEHICULAR LAMP FITTING

STANLEY ELECTRIC CO., LTD...

1. A vehicular lamp fitting, comprising:a lamp case having an opening edge;
a light guide that is disposed in the lamp case; and
a plurality of light guides,
a light source that emits light which is guided inside the light guide,
wherein the light guide includes a bar light-guiding unit and a plate light-guiding unit,
the bar light-guiding unit is a bar-shaped light-guiding unit that includes a front face disposed on the front side and a rear face disposed on the rear side, which is on the opposite side of the front side,
the plate light-guiding unit is a plate-shaped light-guiding unit that includes a front face disposed on the front side and a rear face disposed on the rear side, which is on the opposite side of the front side, and includes one edge connected to an outer peripheral surface of the bar light-guiding unit, and the other edge which is on the opposite side of the one edge,
the other edge of the plate light-guiding unit extends along the opening edge in the front view,
the rear face of the bar light-guiding unit includes a plurality of first structures configured to diffuse the light from the light source, which is guided inside the light guide, and allow the light to emit through the front face of the bar light-guiding unit,
the rear face of the plate light-guiding unit includes a plurality of second structures configured to diffuse the light from the light source, which is guided inside the light guide, and allow the light to emit through the front face of the plate light-guiding unit,
wherein the plurality of light guides include at least a first light guide and a second light guide, and the first light guide and the second light guide are disposed in a state of being at least partially overlapped in the front view, and
wherein the first light guide and the second light guide are disposed in a state where the bar light-guiding unit of the first light guide and the bar light-guiding unit of the second light guide are partially overlapped, the bar light-guiding unit of the first light guide and the plate light-guiding unit of the second light guide are partially overlapped, and the plate light-guiding unit of the first light guide and the plate light-guiding unit of the second light guide are partially overlapped in the front view.

US Pat. No. 10,969,532

TIME-MULTIPLEXED BACKLIGHT AND MULTIVIEW DISPLAY USING SAME

LEIA INC., Menlo Park, C...

1. A time-multiplexed backlight comprising:a light guide configured to guide a beam of light as a guided light beam;
a time-multiplexed light source configured to provide to the light guide the light beam at a first non-zero propagation angle during a first time interval and at a second non-zero propagation angle during a second time interval; and
a diffraction grating configured to diffractively couple out of the light guide a portion of the guided light beam as a coupled-out light beam having a time-interval-based different principal angular direction in each of the first time interval and the second time interval, the time interval-based different principal angular directions corresponding to respective ones of the first non-zero propagation angle and the second non-zero propagation angle of the guided light beam,
wherein the diffraction grating comprises a multibeam diffraction grating configured to diffractively couple out the portion of the guided light beam as a plurality of coupled-out light beams having different principal angular directions from one another, the multibeam diffraction grating being configured to diffractively couple out a first plurality of coupled-out light beams having a first set of different principal angular directions in the first time interval and a second plurality of coupled-out light beams having a second set of different principal angular directions in the second time interval.

US Pat. No. 10,969,531

MICROPRISM MULTIBEAM ELEMENT BACKLIGHT AND MULTIVIEW DISPLAY USING SAME

LEIA INC., Menlo Park, C...

1. A multiview backlight, comprising:a light guide configured to guide light as guided light; and
a microprism multibeam element adjacent to and extending from a surface of the light guide, the microprism multibeam element having an input aperture configured to receive a portion of the guided light and an output aperture configured to emit a plurality of directional light beams having principal angular directions corresponding to view directions of a multiview display,
wherein the microprism multibeam element comprises a plurality of microprisms, a microprism of the plurality of microprisms having an inclined sidewall configured to reflect the received guided light portion and provide the plurality of directional light beams, the microprism multibeam element having a size comparable to a size of a sub-pixel of a multiview pixel in a multiview display.

US Pat. No. 10,969,530

LIGHTING SYSTEMS

Apple Inc., Cupertino, C...

1. A system comprising:first and second layers;
a first light guide interposed between the first and second layers;
a first light source that emits first light into the first light guide, the first light guide being configured to scatter the first light through the first layer;
a second light guide interposed between the first and second layers;
a second light source that emits second light into the second light guide, the second light guide being configured to scatter the second light through the first layer; and
control circuitry configured to independently control the first and second light sources.

US Pat. No. 10,969,529

SPOT LIGHTING DEVICE HAVING LIGHT GUIDE WITH PLURALITY OF LIGHT CONVERTING SEGMENTS

SIGNIFY HOLDING B.V., Ei...

1. A lighting device comprising:a light guide having at least two ends and extending in an axial direction between a first base surface at one of the ends of the light guide and a second base surface at another end of the light guide,
wherein the light guide comprises a plurality of segments, each segment forming a section of the light guide, each of said segments comprising a first light in-coupling surface located on a lateral surface of the light guide for coupling of light into the light guide, and each of said segments being configured to convert at least a part of light input therein into light having a selected wavelength range,
wherein the first base surface and the second base surface are located on different ones of said segments, and wherein at least a portion of the first base surface comprises a second light in-coupling surface for coupling of light into the light guide and at least a portion of the second base surface comprises a light out-coupling surface for coupling of light out of the light guide; and
at least one first light-emitting element configured so as to reflect at least part of incident light thereon having a wavelength within at least one of the selected wavelength ranges back into the light guide, the at least one first light-emitting element comprising:
at least one light source configured to emit light of a first wavelength range; and
at least one first optical element configured to receive light emitted by the at least one light source, shape the received light, and emit the shaped light,
wherein the at least one first optical element is (i) optically coupled to the second light in-coupling surface such that light emitted by the at least one first optical element is coupled into the light guide via the second light in-coupling surface, and (ii) configured to shape the received light so as to modify the angular distribution of the light rays of the light emitted by the at least one first optical element as compared to the light rays of the light emitted by the at least one light source such that the angular distribution of the light rays of the light emitted by the at least one first optical element corresponds to, or comes closer to corresponding to, the angular distribution of the light rays of the light within the light guide that has been converted by the segments.

US Pat. No. 10,969,528

METAMATERIAL OPTICAL FILTER AND METHOD FOR PRODUCING THE SAME

Metacontinental Inc., Da...

1. A method of manufacturing an optical filter configured to block a predetermined bandwidth of electromagnetic radiation at a predetermined angle, the method comprising:providing a photosensitive polymer layer disposed between a laser and a mirror; and
scanning the laser over the photosensitive polymer layer and moving the mirror in coordination with the laser so that the mirror is angled towards the laser to retroreflect the laser light to the photosensitive polymer layer such that a holographically patterned subwavelength grating is created within the photosensitive polymer layer by interaction between the laser light and light retroreflected from the mirror, the holographically patterned subwavelength grating having a spacing dependent on the predetermined bandwidth of electromagnetic radiation.

US Pat. No. 10,969,527

POLARIZING PLATE WITH PHASE DIFFERENCE LAYERS, AND ORGANIC EL DISPLAY DEVICE

NITTO DENKO CORPORATION, ...

1. A polarizing plate with retardation layers, comprising a polarizer, a first retardation layer, and a second retardation layer in the stated order,wherein the polarizer and the first retardation layer are bonded to each other via a first adhesive layer,
wherein the first retardation layer and the second retardation layer are bonded to each other via a second adhesive layer,
wherein the first retardation layer and the second retardation layer each have a thickness of 5 ?m or less, and
wherein the second adhesive layer has an average refractive index of 1.55 or more, and a difference between the average refractive index of the second adhesive layer and an average refractive index of the first retardation layer, and a difference between the average refractive index of the second adhesive layer and an average refractive index of the second retardation layer are each less than 0.08.

US Pat. No. 10,969,526

COATINGS FOR TRANSPARENT SUBSTRATES IN ELECTRONIC DEVICES

Apple Inc., Cupertino, C...

1. An electronic device having an interior and having opposing front and rear faces, comprising:housing structures;
a display coupled to the housing structures;
a transparent layer that overlaps the display and forms the front face;
a transparent glass substrate coupled to the housing structures, wherein the transparent glass substrate is a glass housing member on the rear face; and
a coating across the transparent glass substrate that faces the interior and that is viewable through the transparent glass substrate, wherein the coating comprises a layer of ink and a thin-film interference filter interposed between the layer of ink and the transparent glass substrate, wherein the thin-film interference filter forms a partially reflective mirror, and wherein the partially reflective mirror has a reflectivity that is neutral in color.

US Pat. No. 10,969,525

OPHTHALMIC SUBSTRATES HAVING SURFACE WITH FUNCTIONAL DOTS CONTAINING FIRST AND SECOND PHOTOCHROMIC COLORANTS

UJETT D.P. LTD, Beer-She...

1. An optical device comprising:(a) an ophthalmic substrate; and
(b) at least one multi-functional layer, fixedly attached to an ophthalmic surface of said ophthalmic substrate; the multi-functional layer including a plurality of multi-functional areas, each multi-functional area of the multi-functional areas including a set of functional dots containing photochromic colorant, each of said functional dots fractionally covering said multi-functional area; wherein each said multi-functional area is a rectangular area having a contiguous area of up to 0.04 square millimeters and a short side of at least 20 micrometers;
said set of functional dots including: a first group of the functional dots in which said photochromic colorant is a first photochromic colorant; and a second group of the functional dots in which said photochromic colorant is a second photochromic colorant;wherein said first and second photochromic colorants are different photochromic colorants;and wherein each of said functional dots is individually and directly bonded to said ophthalmic surface of said ophthalmic substrate.

US Pat. No. 10,969,523

APPARATUS AND METHOD TO OBTAIN INTRINSIC STILL AND VIDEO IMAGES WITHOUT THE USE OF FILTERS OR DICHROIC MIRRORS

CENTER FOR QUANTITATIVE C...

1. A method to obtain intrinsic images of a field of view without irrelevant illumination components, where said images are obtained with an image capturing device without the use of filters or dichroic mirrors, the method comprising:obtaining a focused image and a diffused image of a same field of view of interest; and
subtracting an intensity of each pixel of the diffused image from a corresponding intensity of a pixel of the focused image to eliminate irrelevant illumination from said focused image to obtain an intrinsic image of said field of view of interest.

US Pat. No. 10,969,522

DIRECTED ASSEMBLY OF NANOPARTICLES WITH LIGHT AND ELECTRIC FIELD

Vanderbilt University, N...

1. A nanotweezer comprising:a first metastructure including a first substrate, a first electrode, and a plurality of plasmonic nanostructures;
a second metastructure including a second substrate and a second electrode, wherein the second substrate and the second electrode are substantially transparent to light within a predetermined wavelength range;
a microfluidic channel between the first metastructure and the second metastructure;
a voltage source configured to apply an AC electric field between the first electrode and the second electrode, and to selectively modify a frequency of the AC electric field; and
a light source configured to selectively apply an excitation light to the first and second metastructures and to the microfluidic channel, the excitation light having a wavelength within the predetermined wavelength range.

US Pat. No. 10,969,521

FLEXIBLE NETWORKED ARRAY FOR MEASURING SNOW WATER EQUIVALENT (SWE) AND SYSTEM NETWORK FOR PROVIDING ENVIRONMENTAL MONITORING SERVICES USING THE SAME

2KR SYSTEMS, LLC, Barrin...

1. A snow water equivalent (SWE) data measurement, collection and delivery network comprising:a plurality of flexible SWE-measuring networked arrays, wherein each said flexible SWE-measuring networked array is constructed from a plurality of snow data collection modules (SDCM) designed for installation on and adaptable to ground surfaces of variable surface geometry, and configured for measuring snow water equivalent (SWE) in remote snow fall accumulations;
wherein each said flexible SWE-measuring networked array is connected to a data center via the TCP/IP infrastructure of the Internet;
wherein said data center includes a plurality of Web-enabled client machines, and communication servers, application servers, and database servers operably connected to the TCP/IP infrastructure of the Internet; and
wherein a set of GPS-based services are supported and provided by said SWE data measurement, collection and delivery network for use in tracking and monitoring each said flexible SWE-measuring networked array deployed in said SWE data measurement, collection and delivery network.

US Pat. No. 10,969,520

POST-PROCESSING AIR QUALITY FORECASTS

International Business Ma...

1. A computer-implemented method for improving an air quality forecast accuracy comprising:receiving, at a processor, a new air quality forecast value for a location at a future time;
receiving, at the processor, historical air quality forecast values at the location and corresponding historical observed air quality values at time instances of a past time period;
forming and ordering one or more analog pairs, by the processor, of received historical observed air quality values with received historical air quality forecast values, said one or more analog pairs ordering based on a proximity of the historical air quality forecast value of said one or more analog pairs to said new air quality forecast value;
computing, by the processor, an abnormal index (AI) value for each ordered analog pair, said abnormal index value of said each ordered analog pair computed as a function of a first historical meteorological index computed for a past time period and a second new meteorological index computed for a current time instance, the first historical meteorological index computed as a function of meteorological condition values obtained at the time instances during the past time period, and the second new meteorological index being computed as a function of meteorological condition values at the current time instance;
computing, by the processor, a dynamic weight for said each ordered analog pair whose computed AI value does not exceed a threshold AI value; and
generating, by the processor, a modified forecast value by applying a bias as a function of said computed dynamic weight to said new air quality forecast value; and
using said modified forecast value to control, at a device, a particulate pollutant emission that improves air quality for the location at the future time.

US Pat. No. 10,969,519

WEATHER PREDICTION APPARATUS AND METHOD USING WEATHER RADAR

KABUSHIKI KAISHA TOSHIBA,...

1. A weather prediction apparatus comprising:a storage configured to store weather data of a rain cloud observed by a weather radar; and
a processor configured to predict a torrential rain,
the processor being configured to:
detect a core including a three-dimensional space region of the rain cloud, based on the weather data;
acquire position information of the core, based on a detection result of the core;
determine a movement direction of the core, based on the position information; and
calculate, as an area of occurrence of the torrential rain, a planar area projected onto a two-dimensional plane by projecting the three-dimensional space region included in the core in the movement direction of the core onto the two-dimensional plane which corresponds to the ground.

US Pat. No. 10,969,518

FLEXIBLE FRAMEWORK FOR ECOLOGICAL NICHE MODELING

INTERNATIONAL BUSINESS MA...

1. A computer-implemented method comprising:aggregating a plurality of disparate datasets into a document store with semi-structured attributes, each document in the document store specifying a geospatial location and a value of an environmental parameter at the geospatial location, the document store comprising a plurality of documents specifying a plurality of different geospatial locations and different environmental parameters, the environmental parameters including a climatological parameter,
wherein at least two of the disparate datasets refer to a same geospatial location using different terminology and the aggregating includes correlating the different terminology and assigning a common label, for use in the document store, to the same geospatial location;
generating niche model layers for the environmental parameters at the geospatial locations, the niche model layers including a model layer for each of the different environmental parameters, the generating comprising, for each of the different environmental parameters:
identifying documents in the document store that contain information related to the geospatial locations and to the environmental parameter;
iterating through the identified documents to determine a value of the environmental parameter at each of the geospatial locations;
creating a grid with cells representing the geospatial locations and corresponding determined values of the environmental parameter; and
storing the grid as a niche model layer for the environmental parameter;
generating an additional niche model layer for a combination of one or more of the environmental parameters;
predicting, in response to a query from a requestor, a future geospatial location of a species based on environmental attributes of the species and contents of the niche model layers; and
outputting, to the requestor, the predicted future geospatial location of the species overlaid on a geographic map.

US Pat. No. 10,969,517

REVERSE CIRCULAR POLARIZATION BASED ANTENNA ORIENTATION

Halliburton Energy Servic...

1. A method comprising:obtaining one or more nuclear magnetic resonance (NMR) measurements corresponding to reverse circularly polarized (RCP) pulses;
determining that an imperfection angle between antenna coils is to be reduced based, at least in part, on at least one of the one or more NMR measurements not satisfying a threshold; and
adjusting orientation of at least one of the antenna coils based, at least in part, on the one or more NMR measurements to reduce the imperfection angle.

US Pat. No. 10,969,516

METHOD FOR OPERATING A PHOTOELECTRIC BARRIER

ELESTA GmbH, Ostfildern (...

1. A method of operating a photoelectric barrier, comprising:using at least one first and one second optoelectronic machine guard, wherein the at least one first optoelectronic machine guard has first transmitter units and first receiver units, and the at least one second optoelectronic machine guard has second transmitter units and second receiver units, wherein all first transmitters of the first transmitter units and receiver units are successively activated during a first run of a first cycle so as to emit a first single light pulse and all second transmitters of the second transmitter units and receiver units are successively activated during a second run of a second cycle so as to emit a second single light pulse, and the first and second cycles occur substantially simultaneously, wherein a first duration of the first cycle is lengthened or shortened by a first duration of a first phase offset ?A and a second duration of the second cycle is lengthened or shortened by a duration of a second phase offset ?B, and wherein for a given pulse width Tpuls of the first or second single light pulses and for a given average pulse intermediate time TTask, the following inequality applies for determining the first phase offset ?A and the second phase offset ?B:

wherein
? nZyklus={1, . . . ,(Nsamples=1)}
? NBeamsA=a number of beams of the first or second optoelectronic machine guard with the coding A
? NBeamsB=a number of beams of the first or second optoelectronic machine guard with the coding B.

US Pat. No. 10,969,515

CONTACTLESS DATA COMMUNICATION IN CT SYSTEMS

SMITHS DETECTION INC., E...

1. A CT imaging system for imaging an object, said CT imaging system comprising:a stationary component;
a rotating component configured to rotate with respect to said stationary component;
a second conductive line coupled to said stationary component; and
a first conductive line coupled to said rotating component, wherein said first conductive line comprises two parallel wires or two parallel circuit board traces, wherein each of the two parallel wires or two parallel circuit board traces forms a loop extending around a circumference of said rotating component, and wherein said first and second conductive lines are positioned proximate one another such that inductive crosstalk between said first and second conductive lines provides a contactless communication channel for communicating data between said stationary component and said rotating component.

US Pat. No. 10,969,514

METHOD FOR CORRECTING PERMEABILITY MODEL OF POROUS MEDIUM IN DISSOCIATION PROCESS OF GAS HYDRATE, AND METHOD AND SYSTEM FOR DETERMINING PERMEABILITY OF HYDRATE-BEARING POROUS MEDIUM

CHINA UNIVERSITY OF PETRO...

1. A method for determining a permeability of a porous medium in a laboratory, comprising:forming a gas hydrate in the porous medium in a reaction chamber;
dissociating the gas hydrate;
conducting, by a low-field magnetic resonance analyzer, magnetic resonance imaging of each subregion of the porous medium in the dissociation process of the gas hydrate;
calculating a water mass of each subregion of the porous medium in the dissociation process of the gas hydrate, according to a relationship model between a signal intensity of a magnetic resonance imaging and a water mass of the porous medium in the formation process of the gas hydrate and the signal intensity of the magnetic resonance imaging of each subregion of the porous medium in the dissociation process of the gas hydrate;
calculating a hydrate saturation of each subregion of the porous medium in the dissociation process of the gas hydrate, according to the water mass of each subregion of the porous medium in the dissociation processes of the gas hydrate and the initial saturated water mass of each subregion of the porous medium;
calculating an average permeability of the porous medium in the dissociation process of the gas hydrate, according to the hydrate saturation of each subregion of the porous medium in the dissociation process of the gas hydrate and a permeability model, wherein a value of a permeability characteristic parameter in the permeability model is an initial value of the permeability characteristic parameter;
determining the initial value of the permeability characteristic parameter as an optimal value of the permeability characteristic parameter, under a condition that a difference between the average permeability of the porous medium and an actually measured permeability in the dissociation process of the gas hydrate is less than or equal to a preset value; and
determining the permeability of the porous medium, according to the permeability model, an average hydrate saturation of the porous medium in the dissociation process of the gas hydrate, and an initial permeability of the porous medium,
wherein the step of calculating the hydrate saturation of each subregion of the porous medium in the dissociation process of the gas hydrate comprises:
calculating the hydrate saturation of each subregion of the porous medium in the dissociation process of the gas hydrate according to the following formula,

wherein Shi is a hydrate saturation of a ith subregion in the dissociation processes of the gas hydrate, mwi is a water mass of the ith subregion in the dissociation processes of the gas hydrate, and mw0i is an initial saturated water mass of the ith subregion.

US Pat. No. 10,969,513

TEMPERATURE CORRECTION OF NMR RELAXATION TIME DISTRIBUTIONS

Halliburton Energy Servic...

1. A method comprising:generating a temperature-corrected nuclear magnetic resonance (NMR) measurement-derived value corresponding to a target temperature using a dimension-reduction operation based on a principal component analysis (PCA) corresponding to a difference between the target temperature and a sample temperature; and
determining a formation property based on the temperature-corrected NMR measurement-derived value corresponding to the target temperature.

US Pat. No. 10,969,512

METAL DETECTOR

Tarsacci LLC, Merced, CA...

1. A metal detector for detecting when a target that is a desirable metal object is located within a medium, comprising:a transmitter that transmits a signal into the medium;
a receiver that receives a response signal from the medium, the response signal including a secondary medium response signal from the medium and includes a secondary target response signal from the target when the target is located within the medium;
a preamplifier that amplifies the response signal to produce an amplified signal;
compensation circuitry that performs transmit coil transfer function compensation on the amplified signal to produce a compensated signal;
a notch module that removes a resistive component of the secondary medium response signal from the compensated signal;
a signal vector resistive component demodulator that produces a vector resistive component output signal from output of the notch module;
a vector reactive component demodulator that produces a vector reactive component output signal from the output of the notch module;
an analog-to-digital converter that digitizes output from the signal vector resistive component demodulator and the vector reactive component demodulator to produce digital signals; and
a digital signal processor that processes the digital signals;
wherein the notch module includes:
a medium resistive component transfer function compensation circuit,
a gate, the gate and the medium resistive component transfer function compensation circuit being configured to remove the resistive component of the secondary medium response signal from the compensated signal, and
a regulator that adjusts a medium resistive component transfer function timing constant.

US Pat. No. 10,969,511

SIGNAL PROCESSING TECHNIQUE FOR A METAL DETECTOR

Minelab Electronics Pty. ...

1. A metal detector, including:a transmitter for transmitting a repeating sequence of transmit magnetic field, each of the sequence includes a period of changing or constant non-zero transmit magnetic field, immediately followed by period of rapid change of transmit magnetic field, immediately followed by a period of substantially constant or zero transmit magnetic field;
a receive coil which is a separate coil from the transmitter; and
a damping resistor;
wherein the damping resistor and a circuit with a variable parameter form a series connection, and one end of the series connection is connected to an end of the receive coil, and the damping resistor is connected to the circuit with a variable parameter at a node away from an input to receive electronics of the metal detector;
wherein a signal is induced in the receive coil during the period of rapid change of transmit magnetic field, and the signal induced in the receive coil decays at least at a termination of the period of rapid change of transmit magnetic field; and
wherein the variable parameter is controlled, at a selected time, to change from a parameter value to a different parameter value when the signal induced in the receive coil is decaying, or during the period of rapid change of transmit magnetic field, such that the rate of change of the decay is more rapid than when such control of the variable parameter is absent.

US Pat. No. 10,969,510

CHARACTERIZATION OF WELLBORE MATERIALS IN MULTIPLE CASING STRINGS

Halliburton Energy Servic...

1. A system for characterizing material in a wellbore in a subterranean formation, the wellbore having a tubing and multiple casing strings, comprising:an acoustic tool disposed within the wellbore, wherein the wellbore includes at least a first casing string, and second casing string, and a material different from a material of at least one of the casing strings between the first casing string and the second casing string, wherein the material is cement, the acoustic tool configured to transmit acoustic waves into the subterranean formation and record acoustic waves returning from the subterranean formation;
a material assessment system configured to receive acoustic data representing the acoustic waves recorded by the acoustic tool; and
an acoustic attributes evaluation tool residing in the material assessment system, the acoustic attributes evaluation tool being operable to extract one or more acoustic attributes, including instantaneous acoustic attributes, from the acoustic data and compare a measured interface time derived from the acoustic attributes with a modeled interface time derived from wellbore completion data for a material between the tubing and a casing string, between adjacent casing strings, or between a casing string and the subterranean formation;
wherein the acoustic attributes evaluation tool is further operable to set the modeled interface time as the interface time for the material if an absolute difference between the modeled interface time and the measured interface time is within a predefined threshold, wherein the acoustic attributes extracted by the acoustic attributes evaluation tool include one or more of: instantaneous acoustic frequency, acoustic amplitude, including waveform amplitude or instantaneous amplitude, or instantaneous acoustic phase, wherein the acoustic attributes evaluation tool is further operable to generate one or more of: a first derivative of the acoustic attribute, a second derivative of the acoustic attribute, an integral of the absolute value of the acoustic attribute, or an integral of the absolute value of a derivative of the acoustic attribute, and wherein the modeled interface time is derived using an assumed acoustic velocity for the material and the acoustic attributes evaluation tool is further operable to assume a new acoustic velocity for the material if the absolute difference between the modeled interface time and the measured interface time is outside the predefined threshold.

US Pat. No. 10,969,509

SPATIAL DISTRIBUTION OF MARINE VIBRATORY SOURCES

PGS Geophysical AS, Oslo...

1. A method of manufacturing a geophysical data product, comprising:towing a streamer array that includes a plurality of streamers that each include a plurality of seismic sensors;
towing a first set of one or more vibratory sources within a first zone that includes only offsets within a threshold offset distance, from one or more locations relative to the streamer array, wherein the threshold offset distance is defined in one or more directions parallel to the water surface;
driving the first set of sources to emit energy within a first frequency band;
towing a second set of one or more vibratory sources in a second zone that includes only offsets that are greater than the threshold offset distance, in one or more directions parallel to the water surface, from the one or more locations;
driving the second set of sources to emit energy within a second frequency band, wherein the first frequency band includes higher frequencies than the second frequency band and wherein the driving the second set of sources uses longer activation durations than the driving the first set of sources;
recording, using the plurality of seismic sensors, signals reflected from one or more subsea formations based on the energy emitted by the first and second set of one or more vibratory sources; and
storing the recorded signals in a tangible computer-readable medium, thereby completing manufacture of the geophysical data product.

US Pat. No. 10,969,508

AUTOMATED MISTIE ANALYSIS AND CORRECTION ACROSS TWO-DIMENSIONAL (“2D”) SEISMIC SURVEYS

Landmark Graphics Corpora...

1. A method for correcting misties across multiple two-dimensional (“2D”) seismic surveys, the method comprising:obtaining a plurality of seismic surveys for analysis of hydrocarbon bearing formations, wherein lines of each individual survey are acquired and processed simultaneously and at a time different from the lines of other surveys;
identifying key lines for each survey by:
identifying lines of one survey that intersect with lines of a different survey;
calculating a number of intersecting points along each line, the intersecting points representing seismic data at the intersection; and
applying a subset criteria which compares the number of intersecting points of each line, wherein the outcome of the comparison determines which line is a key line;
identifying misties between the key lines and intersected lines of the different survey;
calculating a correction solution using only the intersecting points between the key lines and intersected lines of the different survey; and
applying the correction solution to correct the misties between the key lines and intersected lines of the different survey,
wherein correcting the misties comprises applying only a single correction solution to each individual survey.

US Pat. No. 10,969,507

SEISMIC CHANNEL GEOBODY EXTRACTION FOR BASIN FAIRWAY SIMULATION

Saudi Arabian Oil Company...

1. A computer-implemented method for a seismic attribute analysis of a geobody executed by one or more processors, the method comprising:receiving, though an interface, seismic volume data regarding the geobody;
generating, by one or more processors, an interpretation object by applying a multi-Z interpretation of edge-detected attributes at representative intervals through the seismic volume data, the representative intervals through the seismic volume data each including a data slice representing a different point in time for sampling seismic signals, the edge-detected attributes for a particular data slice representing edges detected for a particular point in time associated with the particular data slice, wherein the data slice of each of the representative intervals through the seismic volume data are ordered based on a respective point in time associated with each data slice;
converting, by the one or more processors, Z-value surfaces to points at the each of representative intervals through the seismic volume data based on the order of data slices, the Z-value surfaces generated by gridding polygons having been infilled and converted from the interpretation object;
applying, by the one or more processors, a mathematical addition or subtraction to generate a body of points representing the geobody by replicating the points at successive intervals through the seismic volume data in the order of the data slices;
forming, by the one or more processors, a blended 3D property model of the geobody by combining the seismic volume data resampled into a three-dimensional (3D) cellular grid and the body of points representing the geobody upscaled into the 3D cellular grid; and
displaying, based on the blended 3D property model, by a user interface, a representation of the 3D geobody that is delineated in the seismic volume to enhance the 3D geobody for guiding exploration for hydrocarbons.

US Pat. No. 10,969,506

SYSTEM AND METHODS FOR DETECTING GUNSHOTS

Soundco Limited LLC, Wor...

1. An acoustic sensing device comprising:at least one microphone for converting audio signals to electronic signals;
a housing;
at least one circuit board connected to the at least one microphone and at least partially disposed in the housing, the at least on circuit board including at least one processor, memory and circuitry for digitizing the electronic signals;
a buffer for holding sampled data of the digitized electronic signals;
a wireless communication interface connected to the at least one circuit board and in data communication with the at least one processor;
a screening module for determining whether the sampled data in the buffer meets threshold criteria for being a candidate event, the threshold criteria being configurable by a user based on the location of the acoustic sensing device; and
an intelligent module for determining whether a candidate event is a gunshot event and, if so, issuing a gunshot alert using the wireless communication interface; and
wherein the screening module comprises computer-executable instructions stored in the memory and executable by the at least one processor to perform a screening method comprising:
filtering the sampled data using a moving average filter to obtain filtered data;
determining whether the filtered data exceeds a threshold value;
determining whether the filtered data has a rising edge in which the filtered data jumps from a low value to a high value; and
determine that a candidate event has occurred if the filtered data exceeds the threshold value and has a rising edge.

US Pat. No. 10,969,505

CHARGED PARTICLE DETECTOR

UNIVERSITY OF YORK, York...

1. A charged particle detector comprising:a flexible semiconductor wafer, the semiconductor wafer being doped to form a p-n junction;
an amplifier coupled to the semiconductor wafer and configured to amplify a current or voltage across the p-n junction;
a layer of aluminium on each surface of the flexible semiconductor wafer, each layer of aluminium being of a thickness sufficient to exclude optical photons, and which is transparent to alpha particles;
wherein the amplifier is coupled to the semiconductor wafer via the aluminium layers.

US Pat. No. 10,969,504

COMPONENT CONFIGURATION FOR A ROBUST TUNABLE SENSOR SYSTEM FOR A HIGH RADIATION ENVIRONMENT

RHOMBUS HOLDINGS LLC, Mo...

12. An apparatus for capturing and analyzing information for a particle detection system, said apparatus comprising:a plurality of converter layers operable to interact with and generate a reaction to a plurality of particles, wherein the plurality of particles comprise neutrons;
a plurality of sensors, each sensor of the plurality of sensors in proximity to and facing a respective converter layer from the plurality of converter layers, wherein the plurality of sensors are operable to convert a response to the reaction to an electrical signal, and wherein each sensor of the plurality of sensors comprises an array of discrete pixel sensors;
a first processing device operable to process the electrical signal to generate data for each discrete pixel sensor on the array of discrete pixel sensors;
a data serializer to serialize the data generated;
a second processing device;
transmission line cables for transmitting the data to the second processing device, wherein the second processing device is located at a separate location from the plurality of sensors; and
wherein the second processing device communicatively coupled to the first processing device and configured to:
control the first processing device;
receive the data from the first processing device; and
convert the data into a sequence of images comprising a visual representation of the plurality of particles impinging on the plurality of sensors.

US Pat. No. 10,969,503

SENSITIVITY CORRECTION METHOD AND PHOTON COUNTING DETECTOR

Canon Medical Systems Cor...

1. A sensitivity correction method, comprising:acquiring count rates for respective pixels in a photon counting detector;
preparing incident dose adjustment materials for the respective pixels based on the count rates for the respective pixels; and
providing the incident dose adjustment materials in a surface of the photon counting detector.

US Pat. No. 10,969,502

POSITRON OR BETA PARTICLE DETECTOR

MIRION TECHNOLOGIES (CANB...

1. A positron or beta particle detector comprising:a first radiation sensor made of a first material and having a first thickness between a first surface and a second surface; and
a second radiation sensor made of a second material and having a second thickness between a first surface and a second surface, the first surface of the second radiation sensor being arranged at a first distance from the second surface of the first radiation sensor;
wherein: the first material and the first thickness are such that a positron or beta particle can traverse the first radiation sensor from first to second surface and hit the first surface of the second radiation sensor, a positron or beta particle losing a first energy when traversing the first radiation sensor; the second material and second thickness being such that a positron or beta particle having traversed the first radiation sensor loses a second energy in the second radiation sensor; wherein:
the first radiation sensor is arranged to generate a first sensor signal in response to a radiation particle losing said first energy in the first radiation sensor, the first radiation sensor being arranged such that said first sensor signal is proportional to said first energy; and:
the second radiation sensor is arranged to generate a second sensor signal in response to a radiation particle losing said second energy in the second radiation sensor, the second radiation sensor being arranged such that said second sensor signal is proportional to said second energy;
the radiation detector being arranged to issue a detection signal if the first and second sensor signals indicate a radiation particle losing said second energy in the second radiation sensor within a predetermined time range after a radiation particle losing said first energy in said first radiation sensor; and if the ratio of the second sensor signal over the first sensor signal is within a predetermined ratio range.

US Pat. No. 10,969,501

RADIATION IMAGING APPARATUS, DRIVING METHOD THEREFOR, AND RADIATION IMAGING SYSTEM

CANON KABUSHIKI KAISHA, ...

1. A radiation imaging apparatus that generates a plurality of frame images, comprising:a plurality of pixels, each pixel including:
a signal generation unit configured to generate a pixel signal based on charges generated and accumulated in accordance with radiation;
a reset unit configured to cause the signal generation unit to generate an offset signal by resetting the signal generation unit to a state before the accumulation of charges; and
a holding unit capable of holding a signal;
a control unit configured to control each pixel to generate the pixel signal and the offset signal in every frame period and hold the pixel signal and the offset signal in the holding unit; and
a readout unit configured to read out, from the holding unit, the offset signal generated in a frame period and the pixel signal generated in accordance with charges accumulated subsequently to the generation of the offset signal, and calculate a difference between the readout offset signal and pixel signal.

US Pat. No. 10,969,500

METHOD FOR DETERMINING AN AZIMUTH ANGLE OF A WIND TURBINE

Wobben Properties GmbH, ...

1. A method for determining an azimuth angle of a wind power installation, the method comprising:attaching, using a holder, at least two global navigation satellite system (GNSS) receivers to a wind measuring supporting frame of a nacelle of the wind power installation,
receiving reception signals at the at least two GNSS receivers, respectively,
comparing the reception signals of the at least two GNSS receivers, and
deriving the azimuth angle from comparing the reception signals of the least two GNSS receivers.

US Pat. No. 10,969,499

LUGGAGE TRACKING SYSTEM

PMF SPV LLC, Los Angeles...

1. A luggage tracking device, comprising:a communications module for transmitting and receiving data with a mobile device over a network selected from one or more of a cellular network, a wireless local area network, and a wireless wide area network;
a global positioning system (GPS) module capable of receiving GPS signals from one or more GPS satellites;
a Bluetooth module capable of transmitting and receiving data using a Bluetooth standard;
a barometer;
a 3-axis accelerometer;
a 3-axis magnetometer;
a memory;
a central processing unit (CPU) in communication with the communications module, the GPS module, the Bluetooth module, the barometer, the 3-axis accelerometer, the 3-axis magnetometer and the memory; and
instructions stored in the memory and executable by the CPU, wherein the CPU causes the instructions to operate to cease the transmission of data by the communications module and the Bluetooth module upon
detection by the 3-axis accelerometer and the 3-axis magnetometer of vibrations having a frequency of between 10 Hz and 30 Hz and an amplitude of between 0.4 G and 0.6 G, and lack of reception by the GPS module of a GPS signal from at least three satellites.

US Pat. No. 10,969,498

VEHICLE POSITIONING METHOD, APPARATUS AND DEVICE

BEIJING BAIDU NETCOM SCIE...

1. A vehicle positioning method, comprising:sending an auxiliary positioning request to an auxiliary positioning device within a preset distance range;
receiving an auxiliary positioning message returned by the auxiliary positioning device with respect to the auxiliary positioning request, wherein the auxiliary positioning message carries location information of the auxiliary positioning device; and
determining a current location of a current vehicle according to the location information of the auxiliary positioning device and distance information between the current vehicle and the auxiliary positioning device, wherein the distance information comprises a distance between the current vehicle and the auxiliary positioning device, and relative orientation information of the current vehicle and the auxiliary positioning device.

US Pat. No. 10,969,497

DYNAMIC BASELINE POSITION DOMAIN MONITORING SYSTEM

BEIHANG UNIVERSITY, Beij...

1. A dynamic baseline position domain monitoring system based on satellite navigation and inertial navigation, comprising:a carrier;
a user terminal configured to receive a guidance signal sent by the carrier and land according to the guidance signal;
a plurality of base stations arranged on the carrier, wherein the base stations and the carrier are configured to move together, and the base stations are configured to receive satellite signals, monitor a dynamic baseline position domain and guide the user terminal to land;
a satellite configured to transmit the satellite signals to the base stations on the carrier; and
wherein the base stations are configured to receive the satellite signals and monitor the dynamic baseline position domain by the following steps:
a) determining a topocentric coordinate system, a carrier coordinate system, an earth-centered earth-fixed rectangular coordinate system, a first transformation matrix between the topocentric coordinate system and the carrier coordinate system, and a second transformation matrix between the topocentric coordinate system and the earth-centered earth-fixed rectangular coordinate system;
b) calculating a theoretical coordinate value of an antenna baseline vector in the earth-centered earth-fixed coordinate system during movement of the carrier and the base stations;
c) combining a pseudo user with reference stations according to the base stations arranged on the carrier, and determining a number of antenna baseline vectors to be monitored;
d) solving a measurement value of the antenna baseline vector by using a dual-carrier phase measurement values of the pseudo user and a reference station for the satellite;
e) obtaining a position domain error of an antenna baseline vector change rate in three directions of x, y and z at epoch k according to the theoretical coordinate value of the antenna baseline vector in the earth-centered earth-fixed coordinate system and the measurement value of the antenna baseline vector, and normalizing the position domain error to obtain a normalized value of the position domain error;
f) calculating an error monitoring threshold value of the antenna baseline vector, performing square normalization processing on the normalized value of the position domain error in three directions of x, y and z, and inputting an obtained square normalized value into a cumulative sum algorithm to obtain a cumulative sum; and
g) comparing the cumulative sum with the error monitoring threshold value, and when the cumulative sum exceeds the error monitoring threshold value, issuing an integrity risk alarm.

US Pat. No. 10,969,496

RTK VECTOR PHASE LOCKED LOOP ARCHITECTURE

AUBURN UNIVERSITY, Aubur...

20. A non-transitory computer readable storage medium storing including instructions that, when executed by one or more processors of a system for navigating a mobile object according to signals from a plurality of satellites, perform a method comprising:receiving satellite navigation signals from the plurality of satellites;
receiving base data from a stationary base station;
generating, from the received satellite navigation signals, satellite navigation data for the mobile object, the satellite navigation data for the mobile object including code phase estimates and carrier phase estimates for the plurality of satellites, wherein the mobile object comprises a system that includes a first receiver;
in accordance with the code phase estimates and carrier phase estimates, computing position, velocity and time estimates for the mobile object; and
performing a navigation function for the mobile object in accordance with the computed position, velocity and time estimates for the mobile object;
wherein
generating code phase estimates for the plurality of satellites includes performing a Vector Delay Locked Loop (VDLL) computation process; and
generating carrier phase estimates for the plurality of satellites includes performing a Real-Time-Kinematics Vector Phase Locked Loop (RTK-VPLL) computation process.

US Pat. No. 10,969,495

GNSS PROCESSING WITH JUMP REDUCTION

Trimble Inc., Sunnyvale,...

1. A positioning method, the method comprising:obtaining for each epoch of a set of at least one epoch a respective synchronous position to be propagated to an anchor epoch;
for each epoch of the set, combining the respective synchronous position with at least one rover position difference defining a change of rover position from the epoch of the respective synchronous position to the anchor epoch, to obtain a respective propagated position for the anchor epoch;
obtaining a synchronous position for the anchor epoch;
blending at least one propagated position for the anchor epoch with the synchronous position for the anchor epoch to obtain a blended anchor position for the anchor epoch; and
determining a propagated rover position for a current epoch by combining the blended anchor position with at least one rover position difference defining a change of rover position from the anchor epoch to the current epoch.

US Pat. No. 10,969,494

SYSTEM FOR REGISTRATION OF SURVEY POINTS

Trimble Inc., Sunnyvale,...

7. Survey system comprising:an antenna configured for receiving at least one position signal;
a sensor configured for at least one of:
determining whether the antenna is in a static state, wherein in the static state is static within a predetermined threshold tolerance level,
producing information based on which a determination as to whether the antenna is in the static state can be made,
determining that the antenna has been subject to a motion pattern, hereinafter referred to as “cancel command motion pattern”, comprising at least one of:
a predefined motion; and
a predefined set of motions;
producing information based on which a determination that the antenna has been subject to the cancel command motion pattern can be made;
a control unit configured for determining if the antenna is in the static state and obtaining a position measurement based on the at least one positioning signal, and if the antenna is determined to have been subject to the cancel command motion pattern, at least one of:
deleting the position measurement from a storage unit, and
marking the position measurement such that it may be identified and considered for deletion;
a survey pole to which the antenna is attached in such a manner that, when the antenna is in the static state, the survey pole is also in the static state, wherein determining whether the antenna and the survey pole are in the static state is independent from determining whether the survey pole nears a vertical position.

US Pat. No. 10,969,493

DATA PROCESSING DEVICE, DATA PROCESSING METHOD, AND DATA PROCESSING PROGRAM

TOPCON CORPORATION, Toky...

1. A data processing device comprising:a laser scanning data obtaining unit that obtains laser scanning data, the laser scanning data being obtained by emitting laser scanning light from a laser scanner to an aerial vehicle that is flying, and the laser scanner being fixed relative to a first coordinate system; and
an attitude calculator that calculates an attitude in the first coordinate system of the aerial vehicle that is flying, on a basis of the laser scanning data,
wherein:
the attitude is calculated by using multiple positions in the aerial vehicle,
which are identified on a basis of the laser scanning data,
the aerial vehicle includes multiple targets that are identifiable,
the laser scanning data is obtained by means of laser scanning performed on the multiple targets of the aerial vehicle,
the multiple targets respectively have a curved reflective surface, and
the multiple targets are identified on a basis of a difference in radius of curvature of the curved reflective surfaces.

US Pat. No. 10,969,492

METHOD AND ON-BOARD EQUIPMENT FOR ASSISTING TAXIING AND COLLISION AVOIDANCE FOR A VEHICLE, IN PARTICULAR AN AIRCRAFT

Latecoere, Toulouse (FR)...

1. A method for aiding rolling and anti-collision of a moving vehicle, in particular of an airplane on the ground, in which an information device with respect to a position and a distance of obstacles in an environment of the vehicle is obtained, the method comprising the steps of:emitting laser pulses with a distributed laser telemetry coupled to illumination fibered optics,
optical splitting of the pulses and orientation in multiple directions of the pulses defining an aperture of field of illumination of the environment via an optical interface over which the illumination fibered optics is spatially distributed,
receiving back the laser pulses emitted in the form of echoes reflected by the obstacles, during which the detection of the reflected echoes is carried out by transmission, by reception fibered optics of the echoes received, and by coupling of the reception fibered optics to the optical interface in a similar manner as the coupling of the illumination fibered optics to the optical interface, and
processing the received echoes in connection with the information device with respect to a movement of the vehicle which are transmitted by a data platform to display obstacles location data, and with a correction of fluctuation of the optical interface installed at an end of the vehicle, by a complementary telemetry for measuring a ground distance of the end of the vehicle in real time.

US Pat. No. 10,969,491

LIDAR WINDOW BLOCKAGE DETECTION

AEVA, INC., Mountain Vie...

1. A light detection and ranging (LIDAR) system, comprising:an optical scanner to transmit an optical beam through a LIDAR window and receive a return signal from reflections of the optical beam;
an optical processing system to generate a range-dependent baseband signal corresponding to the return signal; wherein the optical processing system comprises:
an optical source to generate a frequency modulated continuous wave (FMCW) optical beam;
an optical coupler to receive the FMCW optical beam from the optical source;
a polarization beam splitter (PBS) coupled with the optical coupler, to direct the FMCW optical beam to the optical scanner and to receive the return signal from the optical scanner; and
a photodetector (PD) to receive the return signal from the PBS, and a sample of the FMCW optical beam from the optical coupler, the PD to generate the range-dependent baseband signal from spatial mixing of the return signal with the sample of the FMCW optical beam; and
a signal processing system comprising:
a processor;
a memory to store instructions that, when executed by the processor, cause the LIDAR system to:
determine whether the return signal is caused by an obstruction on or proximate to the LIDAR window,
determine operational effects of the obstruction on the LIDAR system, and
mitigate the operational effects of the obstruction, and
a frequency compensation processor coupled to a peak search engine to correct for Doppler scanning artifacts; and
a post-processor coupled to the frequency compensation processor to generate a FOV reflectivity map and a LIDAR window health report.

US Pat. No. 10,969,490

LIGHT RANGING SYSTEM WITH OPPOSING CIRCUIT BOARDS

OUSTER, INC., San Franci...

1. A light ranging system comprising:a housing;
a shaft defining an axis of rotation;
a first circuit board disposed within and coupled to the housing in a fixed relationship such that the first circuit board is aligned along a first plane perpendicular to the axis of rotation;
a plurality of first circuit elements disposed on the first circuit board;
a second circuit board spaced apart from the first circuit board within the housing in a second plane parallel to the first plane and rotationally coupled to the shaft such that the second circuit board rotates about the axis of rotation;
a plurality of second circuit elements disposed on the second circuit board and aligned with and configured to function in wireless cooperation with at least one of the plurality of first circuit elements; and
a light ranging device electrically connected to and coupled to rotate with the second circuit board, the light ranging device configured to transmit light pulses to objects in a surrounding environment, to detect reflected portions of the light pulses that are reflected from the objects in the surrounding environment, and to compute ranging data based on the reflected portion of the light pulses;
wherein the shaft is hollow and the plurality of first circuit elements and the plurality of second circuit elements cooperate to form a first communication channel disposed in the shaft and a second communication channel formed between an annular transmitter and a complementary annular receiver that surround the first communication channel.

US Pat. No. 10,969,489

METHOD FOR DETECTING AND AUTONOMOUSLY TRACKING A TARGET OBJECT USING A LIDAR SENSOR

Jena-Optronik GmbH, Jena...

1. A method for detecting and autonomously tracking an unknown target object with a LIDAR sensor, the method comprising:continuously emitting laser pulses from the LIDAR sensor onto the unknown target object across a predetermined surface area;
generating a 3-D point cloud from measurement points reflected by the target objects at predetermined time intervals;
calculating a current relative position of the target object relative to the LIDAR sensor for six degrees of freedom of movement of the target object at the predetermined time intervals using algorithms for estimating the position;
in a first step, acquiring a high-resolution initializing point cloud acquired over a plurality of predetermined time intervals;
in a second step, generating from the initializing point cloud a noisy reference model having a small number of measurement points; and
in subsequent iterative steps at the predetermined time intervals:
determining temporal position clouds,
comparing the temporal position clouds with the reference model using the algorithms, and
calculating position information of the target object; and
continuously updating the reference model based on changes in the point clouds.

US Pat. No. 10,969,488

DYNAMICALLY SCANNING A FIELD OF REGARD USING A LIMITED NUMBER OF OUTPUT BEAMS

Luminar Holdco, LLC, Orl...

1. A lidar system comprising:a light source configured to emit a beam of light including a sequence of pulses;
a scanner configured to scan, using the sequence of pulses, a field of regard of the lidar system along a horizontal dimension and a vertical dimension in accordance with a first scan pattern, wherein each light pulse illuminates a respective light-source field of view corresponding to a pixel, and wherein the scanner includes:
a first mirror configured to turn about a first axis to scan the beam of light across the horizontal dimension, and
a second mirror configured to turn about a second axis orthogonal to the first axis to scan the beam of light across the vertical dimension, wherein in accordance with the first scan pattern, the second mirror is configured to turn between a minimum vertical scan angle and a maximum vertical scan angle; and
a receiver configured to detect light from at least some of the pulses scattered by one or more remote targets to generate an array of pixels, the array having at least two dimensions, based on the sequence of pulses of the beam of light;
wherein the lidar system is further configured to (i) modify the first scan pattern in view of a result of processing the generated array of pixels to generate a second scan pattern, wherein modifying the first scan pattern includes modifying an angular separation between the minimum vertical scan angle and the maximum vertical scan angle, and (ii) scan the field of regard using the sequence of pulses along the horizontal dimension and the vertical dimension in accordance with the second scan pattern.

US Pat. No. 10,969,487

METHODS, SYSTEMS AND COMPUTER PROGRAM PRODUCTS FOR TRIGGERING ULTRASOUND DATA ACQUISITION

Duke University

1. A method of triggering an imaging acquisition of a target region in an ultrasound transducer, the method comprising:acquiring a first type of ultrasound data with the ultrasound transducer using a first type of ultrasound acquisition;
analyzing the first type of ultrasound data to identify an acquisition time and/or position having characteristics that increase an estimated amount of image quality metrics in the target region for a second type of ultrasound acquisition; and
generating a signal to initiate acquiring a second type of ultrasound data by the ultrasound transducer at the identified acquisition time and/or position using a second type of ultrasound acquisition in response to the identified acquisition time and/or position identified from the first type of ultrasound data.

US Pat. No. 10,969,486

AUGMENTED REALITY PLATFORM AND METHOD FOR USE OF SAME

Scrrd, Inc., Seattle, WA...

1. An augmented reality platform comprising:an array of locationing devices within a space, each locationing device having a locationing device identification providing an accurately-known location within the space;
each locationing device determining a perspective value of a physical object within the space based on visual-inertial odometry, radio wave positioning, and acoustic positioning;
a server remotely located to the space and in communication with the array of locationing devices, the server determining a decided value of the physical object based on a plurality of perspective values of the physical object received from the array of locationing devices;
a digital map maintained by the server, the digital map including a first location of the physical object and a second location of a spatial experiential object;
a digital library maintained by the server, the digital library including an augmented reality profile of the spatial experiential object; and
the server having a synchronization interface, the synchronization interface providing the augmented reality profile and second location of the spatial experiential object to an augmented reality device.

US Pat. No. 10,969,485

SERVO ROTARY SCANNING SYSTEM OF THREE-DIMENSIONAL HOLOGRAPHIC IMAGING

SHENZHEN CCT THZ TECHNOLO...

1. A servo rotary scanning system of three-dimensional (3D) holographic imaging comprising:a rotary frame, being configured to mount transceiving antenna modules;
a servomotor, being configured to drive the rotary frame to rotate along a rotating axis, the servomotor having a first angle sensor for detecting an output rotating angle thereof;
a second angle sensor, being disposed on a position of the rotary frame where the rotating axis of the rotary frame is passed through, and being configured to detect an actual rotating angle of the rotary frame;
a control component, being electrically connected with the second angle sensor; and
a servo driver, being configured to control the servomotor to rotate according to the actual rotating angle of the rotary frame and the output rotating angle of the servomotor, the first angle sensor and the control component all being electrically connected with the servo driver.

US Pat. No. 10,969,484

BULLET DETECTION SYSTEM

UNITED ARAB EMIRATES UNIV...

1. A detection system comprising:an array of radar antennas and an array of feedback units, wherein each radar antenna within the array of radar antennas corresponds to a single feedback unit within the array of feedback units, and the array of radar antennas and the array of feedback units are configured to be deployed on a person's body; and
a microcontroller in communication with the array of radar antennas and the array of feedback units, wherein the microcontroller is configured to receive microwave signals from the array of radar antennas, and is configured to process the received microwave signals to detect an incoming bullet and the associated target location zone on the person's body where the bullet is directed, and wherein the microcontroller is configured to activate a specific feedback unit of the array of feedback units positioned in the target location zone.

US Pat. No. 10,969,483

COUPLED RADAR

Novelda ASA, Kviteseid (...

1. A method of imaging within an absorptive object comprising:placing transmit and receive antennas in close proximity to a surface of said object such that RF coupling occurs;
transmitting electromagnetic pulses from the transmit antenna into the object; and
receiving a receive signal at the receive antenna simultaneously with the transmit antenna transmitting said pulses;
wherein the transmitting and receiving comprises the following steps:
a) setting a threshold level for the receive signal strength;
b) transmitting one or more pulses;
c) sampling the receive signal at a series of sample times, comparing each sample of the receive signal for said one or more pulses with the threshold level and, in a counter array which comprises an array element corresponding to each sample time in the series of sample times, altering a respective array element corresponding to the respective sample time dependent upon the result of the respective comparison;
d) changing the threshold level;
e) repeating steps b), c) and optionally d) one or more times.

US Pat. No. 10,969,482

RADAR AND ULTRASOUND SENSOR BASED REAL TIME TRACKING OF A MOVING OBJECT

Tata Consultancy Services...

1. A processor implemented method for real time tracking of a moving object under observation (200) comprising:receiving a first echo response from a moving object detector indicative of the moving object under observation being detected in a field of view (FOV) of the moving object detector (202);
logging speed of the moving object based on the first echo response (204); and
tracking the moving object continuously in real time, by a moving object tracker, upon detecting the moving object by the moving object detector (206), wherein the tracking comprises:
incrementally changing orientation of the moving object tracker from either a last locked-in position or a 0° angle of rotation, by a pre-configured value, until the moving object is detected in a field of regard (FOR) of the moving object tracker (206A);
receiving a second echo response from the moving object tracker when the moving object is detected in the FOR of the moving object tracker (206B);
logging distance of the moving object from the moving object tracker along with an associated time stamp and a current orientation of the moving object tracker, based on the second echo response (206C);
computing speed of the moving object based on the logged distance and the associated time stamp (206D);
comparing the computed speed of the moving object with the logged speed by the moving object detector to confirm the moving object tracked by the moving object tracker is the same as the moving object detected by the moving object detector (206E); and
locking the orientation of the moving object tracker at the current orientation based on the comparison, wherein the current orientation is the last locked-in position before the moving object moves out of the FOR (206F).

US Pat. No. 10,969,481

COEXISTENCE OF RADIO COMMUNICATION AND RADAR PROBING

Sony Corporation, Tokyo ...

1. A base station device responsible for scheduling resources for a plurality of terminal devices on a cellular network, comprising:a radio transceiver, and
at least one processor configured to communicate, via the radio transceiver, data on a radio channel employing first resource elements of the radio channel,
wherein the at least one processor is further configured to control the radio transceiver to participate in a radar probing employing second resource elements of the radio channel, the second resource elements being orthogonal to the first resource elements, and
wherein the at least one processor is configured to communicate, via the radio transceiver and on the radio channel, a scheduling grant indicative of at least one of the second resources elements.

US Pat. No. 10,969,480

METHOD AND SYSTEM FOR MAPPING A WORK SITE

CNH Industrial America LL...

1. An electronic system for mapping a work site that comprises a plurality of radar sensors provided on a plurality of vehicles performing work operations on the work site, the plurality of radar sensors being able to detect objects included in respective areas of detection and acquire the positions of the detected objects relative to at least one of the plurality of vehicles performing work operations, wherein the electronic system is configured to:determine respective speed parameters for a first set of objects detected by the plurality of radar sensors, according to their positions relative to at least one of the plurality of vehicles performing work operations;
classify the detected objects in the first set of objects as standing still or moving objects according to the respective speed parameters for the first set of objects;
create a common map of the work site providing the positions of the standing still objects in the first set of objects detected in the work site by the plurality of radar sensors on the plurality of vehicles performing work operations on the work site, according to a reference system; and
determine a speed of a later-detected object detected by the plurality of radar sensors after detection of the objects in the first set of objects, wherein the speed of the later-detected object is determined relative to at least two standing still objects in the first set of objects;
classify the later-detected object as a later-detected standing still object if the speed of the later-detected object relative to the at least two standing still objects in the first set of objects is zero;
continuously update, while the plurality of vehicles are performing the work operations on the work site, the common map according to intervening changings in the classification of the mapped objects in the first set of objects and to include the later-detected standing still object.

US Pat. No. 10,969,479

ESTIMATION DEVICE AND ESTIMATION METHOD

PANASONIC INTELLECTUAL PR...

1. An estimation device that estimates a living body orientation indicating a direction in which a front side of a living body faces, the estimation device comprising:M transmitters that transmit M transmission signals to a predetermined range including the living body using M transmission antenna elements arranged to surround the predetermined range, M being an integer greater than or equal to three;
N receivers which are arranged to surround the predetermined range, and receive N reception signals for a predetermined period using respective receiving antenna elements included in the N receivers, the receiving signals including signals in which the M transmission signals have been reflected, transmitted, or scattered by the living body, N being an integer greater than or equal to two; and
a circuit,
wherein for each of M sets of the N reception signals corresponding to the M transmission signals transmitted by the M transmission antenna elements, the circuit performs calculation of a characteristic quantity based on the N reception signals included in the set, the characteristic quantity with a greater value indicating a waveform having a larger amplitude and higher regularity,
identifies a first transmission antenna element corresponding to a first characteristic quantity having a greatest value among M characteristic quantities, each of which is the characteristic quantity obtained by the calculation, by comparing the M characteristic quantities with each other, and
estimates the living body orientation to indicate a predetermined direction based on the first transmission antenna element identified.

US Pat. No. 10,969,478

VEHICLE OBJECT-DETECTION SENSOR SYSTEM

FORD GLOBAL TECHNOLOGIES,...

1. A system, comprising:a base having a sensor opening;
an object-detection sensor aligned with the sensor opening;
a motor and a guide each supported by the base and spaced from each other; and
a continuous band that is flexible relative to and engaged with the motor and the guide, at least a portion of the continuous band being transparent and extending between the object-detection sensor and the sensor opening;
the base having a second sensor opening spaced from the sensor opening; and
a second object-detection sensor aligned with the second sensor opening.

US Pat. No. 10,969,477

METHOD TO DETECT A SIGNAL AND OPTOELECTRONIC SENSOR

Datalogic IP Tech S.R.L.,...

1. A method for the reception of a pulsed electromagnetic radiation emitted by an emitter in an optoelectronic sensor, the sensor including at least an emitter for emitting electromagnetic radiation and a receiver for receiving electromagnetic radiation, the electromagnetic radiation received being converted into an electric signal, said method comprising:arranging the emitter to emit a pulsed electromagnetic radiation;
before the emission of a pulse, receiving an electromagnetic radiation through the receiver by generating a received noise signal;
comparing an amplitude of the received noise signal with a first threshold via a first comparator;
emitting the pulse if the amplitude of the received noise signal is below the first threshold, and not emitting the pulse otherwise; and
comparing a difference of a measured signal with a second threshold via a second comparator downstream of the first comparator to detect a presence of an object.

US Pat. No. 10,969,476

HIGH DYNAMIC RANGE FOR SENSING SYSTEMS AND METHODS

Rockwell Automation Techn...

1. A time of flight sensor device, comprising:an emitter component configured to emit, for each pulse period of each measuring cycle of a distance measuring sequence, a light pulse having a falling e at a first time, wherein the distance measuring sequence comprises multiple measuring cycles and each measuring cycle comprises multiple pulse periods;
a photo-sensor component comprising a photo-detector, the photo-detector comprising
a photo device configured to generate electrical energy in proportion to a quantity of received light, and
a measuring capacitor connected to the photo device via a control line switch controlled by a gating signal,
wherein
the photo-sensor component is configured to, for each pulse period of each measuring cycle, set the gating signal of the control line switch at a second time during the pulse period defined relative to the first time, and reset the control signal at a third time, wherein setting the gating signal at the second time and resetting the gating signal at the third time causes a portion of the electrical energy to be stored in the measuring capacitor,
the portion of the electrical energy is proportional to one of ambient light, a leading edge portion of a received light pulse plus the ambient light, or a trailing edge portion of the received light pulse plus the ambient light,
the emitter component and the photo-sensor component are configured to, for each measuring cycle of the multiple measuring cycles after a first of the measuring cycles, increase the number of pulse periods executed in the measuring cycle relative to an immediately preceding measuring cycle of the multiple measuring cycles,
the photo-sensor component is configured to measure a voltage value on the measuring capacitor and store the voltage value in response to completion of each of the multiple measuring cycles to yield multiple values of a pulse characteristic, and
the time of flight sensor device further comprises a distance determination component configured to, in response to completion of all of the multiple measuring cycles of the distance measuring sequence, select a pulse characteristic value of the multiple values of the pulse characteristic and determine a propagation time of the light pulse based on the pulse characteristic value.

US Pat. No. 10,969,475

METHOD AND SYSTEM FOR ENCODING AND DECODING LIDAR

INNOVUSION IRELAND LIMITE...

1. A light detection and ranging (LiDAR) scanning system, comprising:a light source, wherein the light source is configured to transmit a pulse of light to illuminate a surface of an object;
a modulator operable to encode the pulse of light with a sequence code in response to a signal from a sequence generator;
a light detector configured to detect a pulse of scattered light from the surface of the object originating from the light pulse;
a correlator electrically coupled to the light detector, wherein the correlator is configured to correlate the pulse of scattered light with the sequence code and output a peak value associated with a time that the pulse of scattered light is received, and
a microprocessor electrically coupled to the light source and the correlator, wherein the microprocessor is configured to:
determine whether an amplitude of the peak value exceeds a threshold value;
in accordance with a determination that the amplitude of the peak exceeds the threshold value:
determine a time difference between a time that pulse of light was transmitted and the time that the pulse of light is received;
calculate a distance to the surface of the object based on the time difference; and
determine a reflectivity of the surface of the object based on the amplitude of the peak value.

US Pat. No. 10,969,474

DYNAMICALLY STEERED LASER RANGE FINDER

1. A method comprising:obtaining sensor data indicative of one or more aspects of a local environment of a laser range finder comprising a laser;
processing the sensor data to obtain a set of laser steering parameters, comprising obtaining a classification of an object in the local environment, based on the sensor data;
configuring a spot size for at least one of a set of laser pulses based at least in part on the classification of the object;
steering the laser according to the set of laser steering parameters, to generate the set of laser pulses in a sequence of directions in a field of view; and
measuring with the laser range finder one or more aspects of a reflected light from the set of laser pulses, thereby generating reflection data.

US Pat. No. 10,969,473

INFRARED RANGE-MEASUREMENT DEVICE AND TIR LENS

BENEWAKE (BEIJING) CO., L...

1. An infrared range-measurement device, comprising: an emitting module, a receiving module and a calculating module, whereinthe emitting module comprises an emitting light source and a driving circuit, and the receiving module comprises a planar array photosensitive chip;
the emitting light source, under the drive of the driving circuit, emits a test light beam, the test light beam is reflected by an object in a test range and then is incident on the planar array photosensitive chip, and the calculating module outputs a test light intensity or a test distance; and
an emitting lens that shapes the test light beam and then emits the test light beam is provided in an emitting light path of the emitting module;
wherein the emitting lens comprises a TIR lens body, the TIR lens body comprises an emitting slot for accommodating the emitting light source and an emitting surface for emitting an incident light, and the emitting surface of the TIR lens body is of an arc shape which encircles around an emitting direction of the emitting light source.

US Pat. No. 10,969,472

PROXIMITY SENSOR INCLUDING ENCLOSED ACCOMODATION SPACE WITH SEALED LIGHT PASSAGE AND MANUFACTURING METHOD THEREOF

PIXART IMAGING INCORPORAT...

1. A proximity sensor, comprising:a transmitter unit, for transmitting a light signal;
a receiver unit, for receiving the light signal reflected by an object to determine a proximity status of the object; and
a housing having at least a portion which defines an enclosed receiver accommodation space for accommodating the receiver unit, wherein the portion of the housing defining the enclosed receiver accommodation space includes a sealed light passage made of a light-transmissible material and a light shielding material surrounding the light-transmissible material, the light passage being provided for the light signal reflected by the object to pass through,
wherein the transmitter unit is located in an open space outside the housing.

US Pat. No. 10,969,471

METHOD FOR IDENTIFYING ICE CRYSTAL FABRIC AND DISTRIBUTION CHARACTERISTICS OF ICE FLOW FIELD IN ICE SHEET BASED ON POLARIMETRIC RADAR

ZHEJIANG UNIVERSITY, Han...

1. A method for identifying ice crystal fabric and distribution characteristics of ice flow field in ice sheet based on polarimetric radar, the method comprising:providing an orthogonal arrangement receiving and transmitting antenna of the polarimetric radar;
acquiring radar data of four channels, EHHr, EHVr, EVHr and EVVr, by the orthogonal arrangement receiving and transmitting antenna of the polarimetric radar;
performing normalization processing on the radar data EHHr, EHVr, EVHr and EVVr obtained in step 1 to obtain the radar echo records of four channels RHH, RHV, RVH and RVV;
wherein, EHi represents an electric field intensity of incident wave in H direction, and EVi represents an electric field intensity of incident wave in V direction;performing deconvolution processing on the radar echo records of four channels RHH, RHV, RVH and RVV, to obtain the generalized reflection coefficient sequences of four channels RHH, RHV, RVH and RVV, recorded together as

calculating the eigenvalue and deflection angle of dielectric permittivity tensor in each layer from top to bottom by layer-by-layer recursive method, wherein the derivation from the first layer to the n-1 layer is shown in formula (2), and the interface reflection coefficient matrix formula, transmission coefficient matrix formula and reverse transmission coefficient matrix formula are shown in formulas (3) to (5), respectively:
wherein, Ri,i+1 represents the interface reflection coefficient matrix between the i th layer and the (i+1)th layer, Ti,i+1 represents the interface transmission coefficient matrix between the i th layer and the (i+1)th layer, Ti+1,i represents the reverse interface transmission coefficient matrix between the i th layer and the (i+1)th layer, Ri,i+1 represents the generalized reflection coefficient matrix of the interface between the i th layer and the (i+1)th layer in the radar echo record, e?jkidi represents the phase factor matrix of the i th layer, and di represents the thickness of the i th layer; the layer above the first ground surface is an isotropic air layer, the eigenvalue of the dielectric permittivity tensor is 1, and the rotation angle is 0, that is, ?11=1, ?12=1, ?13 =1 and ?1=0, are substituting into the formulas (1) to (3) to obtain the eigenvalues ?21, ?22 and the rotation angle ?2 of the dielectric permittivity tensor of the second layer, and then calculating the interface transmission coefficient matrix T12 and the reverse transmission coefficient matrix T21 by formulas (4) and (5), and then recursively in order to calculate the eigenvalue and rotation angle of the dielectric constant tensor of the n layer;calculating the eigenvalues a1(2), a2(2) and a3(2) of the second-order orientation tensor of each layer according to the eigenvalues ?i1, ?i2 and rotation angle ?i of the dielectric permittivity tensor of each layer obtained from S4, and according to the formulas (6) and (7) of the correlation between the orientation tensor and the dielectric permittivity tensor of ice crystal fabric;
wherein, ?? and ?|| represent the dielectric permittivity s that perpendicular to a C-axis and parallel to the C-axis respectively, which are measured in the laboratory; the second-order fabric orientation tensor calculated according to formula (6) and formula (7) is used to determine a fabric type of the ice crystal; anddetermining a stress state of the ice crystal according to the fabric type and the distribution characteristics of the C-axis, in which the direction of tensile force is the direction of ice flow; and extracting the flow direction of ice layer with different depth layer by layer, to obtain the spatial distribution characteristics of ice flow field.

US Pat. No. 10,969,470

SYSTEMS AND METHODS FOR INTELLIGENTLY CALIBRATING INFRASTRUCTURE DEVICES USING ONBOARD SENSORS OF AN AUTONOMOUS AGENT

May Mobility, Inc., Ann ...

1. A method for determining a calibration error associated with an infrastructure device of a set of infrastructure devices, the method comprising:receiving, at a remote computing system:
a first stream of observation data associated with a first set of timestamps, wherein the first stream of observation data is received from a set of one or more infrastructure sensors onboard the infrastructure device;
a second stream of observation data associated with a second set of timestamps, wherein the second stream of observation data is received from a set of one or more agent sensors onboard an autonomous agent, wherein the autonomous agent is arranged with a field of sensing of the infrastructure device; and
health status data from the infrastructure device;
associating the first stream of observation data with the second stream of observation data based on an overlap between the first and second sets of timestamps, wherein associating the first and second streams of observation data comprises determining a set of mutually optimal observation data, wherein the mutually optimal observation data comprises at least:
a portion of the first stream of observation data, wherein the portion of the first stream of observation data comprises information associated with the autonomous agent; and
a portion of the second stream of observation data, wherein the portion of the second stream of observation data comprises information associated with the infrastructure device;
identifying a dissonance parameter between the first and second streams of observation data based on the mutually optimal observation data;
determining a calibration error based on the dissonance parameter and the health status data; and
updating a state of calibration of the infrastructure device based on the calibration error.

US Pat. No. 10,969,469

TRACKING SYSTEM

NOVUS COMMUNICATIONS LTD,...

1. A method for calibrating a tag location system comprising the steps of:placing one or more test radio frequency, RF, communication circuits at known locations within a space to be calibrated;
receiving, at a calibration device, a signal from each one of the test RF communication circuit, wherein the signal is received from one or more movable tag readers;
determining, by the calibration device, a location of the one or more tag readers when the signal is received, wherein the determined location is determined relative to a known location, and wherein the location of the one or more tag readers is determined from one or more sensors within the one or more tag readers;
determining, by the calibration device, a property of each received signal, wherein the determined property is associated with the known location of the test RF communication circuit that generated the signal; and
generating, by the calibration device, a model of the calibrated space from the determined properties of the each received signal and associated known locations, wherein the model provides an output indicating the location of a signal-producing tag based on signals received from the test RF communication circuits and associated known locations.

US Pat. No. 10,969,468

RECURSIVE REAL TIME POSITIONING SYSTEM SETUP METHOD FOR IMMEDIATE CONVERGENCE OF FUNCTIONAL SYSTEM SETUP

7hugs Labs SAS, Montroug...

1. A method, for onboarding a set of positioning devices to a positioning system, comprising:issuing a human-perceptible unconnected indicator from a first positioning device in the set of positioning devices;
issuing a second human-perceptible unconnected indicator from a second positioning device in the set of positioning devices;
wherein the positioning system exclusively identifies a failure to provide an adequate connection between the first positioning device and the second positioning device using the human-perceptible unconnected indicator and the second human-perceptible unconnected indicator;
detecting a connection using a wireless receiver on the first positioning device, wherein the connection is between the first positioning device and the second positioning device in the set of positioning devices; and
issuing, in direct and automatic response to the detecting of the connection, a human-perceptible connected indicator from the first positioning device.