US Pat. No. 10,768,476

DISPLAY DEVICE

SHANGHAI TIANMA MICRO-ELE...

1. A display device, comprising:a display panel, including a plurality of pixels emitting light from a light-exiting side; and
a birefringent structure disposed at the light-exiting side of the display panel,
wherein:
a plane of the birefringent structure is parallel to a plane of the display panel;
an optical axis of the birefringent structure forms an acute angle with respect to a first direction, the first direction being a direction perpendicular to the plane of the birefringent structure toward a light-exiting direction;
a direction of the optical axis of the birefringent structure directly controls the light emitted from each of the plurality of pixels to be deflected by a deflection distance; and
when the display device is in a display stage, the birefringent structure and the display panel are configured with a relative rotation at a plane parallel to the plane of the birefringent structure to enlarge each of the plurality of pixels by the deflection distance at all sides without moving a center point of the corresponding pixel to cover at least a portion of gaps between the plurality of pixels.

US Pat. No. 10,768,475

TRANSFLECTIVE FILM FOR ELECTRO-OPTIC ELEMENTS

GENTEX CORPORATION, Zeel...

1. An electro-optic element comprising:a first substrate defining first and second surfaces, wherein the second surface comprises a first electrically conductive layer;
a second substrate defining third and fourth surfaces, wherein the third surface comprises a second electrically conductive layer;
a primary seal disposed between the first and second substrates, wherein the seal and the first and second substrates define a cavity therebetween;
an electro-optic material disposed in the cavity, the electro-optic material being variably transmissive such that the electro-optic element is operable between substantially clear and darkened states;
a transflective film comprising a liquid crystal material, wherein the transflective film comprises an average roughness of less than about 18 nm; and
an adhesion layer positioned between the transflective film and the second substrate,
wherein the transflective film is directly in contact with the second electrically conductive layer.

US Pat. No. 10,768,474

DISPLAY PANEL

Au Optronics Corporation,...

1. A display panel, comprising:an active device substrate;
an opposite substrate disposed opposite to the active device substrate;
a liquid crystal layer disposed between the active device substrate and the opposite substrate;
a color filter layer located between the active device substrate and the opposite substrate, wherein the color filter layer comprises a first filter pattern, a second filter pattern, and a third filter pattern, wherein the second filter pattern is adjacent to the first filter pattern and the third filter pattern;
a first polarized pattern layer located above the color filter layer;
wherein the first polarized pattern layer comprises:
a first upper polarized pattern disposed in correspondence to the first filter pattern and comprising a plurality of metal wires arranged along a first direction;
a second upper polarized pattern disposed in correspondence to the second filter pattern and comprising a plurality of metal wires arranged along a second direction; and
a third upper polarized pattern disposed in correspondence to the third filter pattern and comprising a plurality of metal wires arranged along a third direction,
wherein the first direction, the second direction, and the third direction are not the same direction, wherein an angle between the second direction and one of the first direction and the third direction is greater than 60 degrees,
an alignment layer located on the active device substrate, wherein the alignment layer has an alignment direction;
a first optical film located at a side of the opposite substrate opposite to the liquid crystal layer; and
a second optical film located between the first optical film and the opposite substrate,
wherein the first optical film has a first slow axis, and an angle between the alignment direction and the first slow axis is substantially 60 degrees, and
the second optical film has a second slow axis, and the second slow axis and the alignment direction are substantially parallel.

US Pat. No. 10,768,473

PRESSURE-SENSITIVE-ADHESIVE COMPOSITION, PRESSURE-SENSITIVE-ADHESIVE LAYER, PRESSURE-SENSITIVE-ADHESIVE-LAYER-ATTACHED POLARIZING FILM, AND IMAGE DISPLAY DEVICE

NITTO DENKO CORPORATION, ...

1. An image display device, comprising: a pressure-sensitive-adhesive-layer-attached polarizing film; and a liquid crystal cell comprising a transparent conductive substrate having a transparent conductive layer and a transparent substrate;wherein the pressure-sensitive-adhesive-layer-attached polarizing film comprises a polarizing film and a pressure-sensitive-adhesive layer for transparent conductive layer,
wherein the pressure-sensitive-adhesive layer for transparent conductive layer is formed from a pressure-sensitive-adhesive composition, comprising a (meth)acryl-based polymer, a crosslinking agent and an oligomer epoxy-group-containing silane coupling agent having an epoxy equivalent of 250 to 600 g/mol,
the silane coupling agent has, in a molecule thereof, two or more alkoxysilyl groups, and an alkoxy group amount of 10 to 50% by weight of the silane coupling agent,
wherein the (meth)acryl-based polymer has a weight-average molecular weight of 1,200,000 to 2,500,000, and a molecular weight distribution of 1.8 to 5, and comprises, as monomer units thereof, 70% or more by weight of an alkyl (meth)acrylate; a hydroxyl-group-containing monomer and an N-vinyl-group-containing lactam monomer, and
wherein the pressure-sensitive-adhesive layer for transparent conductive layer of the pressure-sensitive-adhesive-layer-attached polarizing film is bonded to the transparent conductive layer of the liquid crystal cell.

US Pat. No. 10,768,472

DISPLAY DEVICE

LG DISPLAY CO., LTD., Se...

1. A display device comprising:a substrate;
a plurality of gate bus lines and a plurality of data bus lines intersecting the plurality of gate bus lines on the substrate;
a plurality of pixel regions arranged between the plurality of data bus lines and the plurality of gate bus lines on the substrate;
a plurality of pixel electrodes on the substrate at each of the plurality of pixel regions; and
a plurality of microlenses over the substrate,
wherein at least three microlenses among the plurality of microlenses are corresponded to each of the pixel electrodes in a width direction of the each of the pixel electrodes, and at least one microlens adjacent to the at least three microlenses is corresponded to one of the plurality of data bus lines,
wherein at least two microlenses among the plurality of microlenses are corresponded to each of the gate or data bus lines in a width direction of each of the gate or data bus lines, and
wherein at least one microlens among the at least two microlenses that is overlapped with one data bus line does not overlap with the other data bus lines.

US Pat. No. 10,768,471

LIQUID-CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME

Samsung Display Co., Ltd....

1. A display device having a display area and a non-display area surrounding the display area defined therein, the device comprising:a first substrate; and
a second substrate disposed above the first substrate,
wherein:
the first substrate comprises:
a first base substrate,
a first wavelength band filter disposed on the first base substrate in the non-display area; and
a second wavelength band filter disposed on the first base substrate in the display area;
each of the first wavelength band filter and the second wavelength band filter is a wavelength-selective reflector; and
a reflection wavelength band of the first wavelength band filter is at least partially different from a reflection wavelength band of the second wavelength band filter.

US Pat. No. 10,768,470

COLOR CONVERSION PANEL AND DISPLAY DEVICE INCLUDING THE SAME

SAMSUNG DISPLAY CO., LTD....

1. A color conversion panel, comprising:a color base substrate having a first transmissive area, a second transmissive area, and a third transmissive area;
a light blocking pattern on the color base substrate and defining the first transmissive area, the second transmissive area, and the third transmissive area;
a first color filter in the first transmissive area and the second transmissive area;
a first color conversion layer on the first color filter in the first transmissive area;
a second color conversion layer on the first color filter in the second transmissive area; and
a second color filter in the first transmissive area, the second transmissive area, and the third transmissive area,
wherein the first color conversion layer and the second color conversion layer are each between the first color filter and the second color filter.

US Pat. No. 10,768,469

ACTIVE MATRIX DISPLAY DEVICE

Japan Display Inc., Toky...

1. A display device comprising:a pixel including four sub-pixels, the four sub-pixels including:
a first sub-pixel including a first color filter that transmits light having a spectrum peak falling on a spectrum of reddish green;
a second sub-pixel including a second color filter that transmits light having a spectrum peak falling on a spectrum of bluish green;
a third sub-pixel including a third color filter that transmits light having a spectrum peak falling on a spectrum of red; and
a fourth sub-pixel including a fourth color filter that transmits light having a spectrum peak falling on a spectrum of blue, wherein
the first sub-pixel, the second sub-pixel, the third sub-pixel, and the fourth sub-pixel each include a reflective electrode that reflects light transmitted through the corresponding color filter,
a side of the first sub-pixel is directly adjacent to a side of the second sub-pixel,
each of the third sub-pixel and the fourth sub-pixel is greater in size than the first sub-pixel and the second sub-pixel, and
the first sub-pixel added to the second sub-pixel has a size equal to or greater than a size of the third sub-pixel.

US Pat. No. 10,768,468

DISPLAY SUBSTRATE HAVING WIDE-COLOR GAMUT, ITS MANUFACTURING METHOD, DISPLAY PANEL AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

10. A method for manufacturing a display substrate, comprising:providing a base substrate; and
forming, on the base substrate, a composite film structure composed of at least two thin films having different refractive indexes, wherein the composite film structure is configured to absorb light with a wavelength in a predetermined wavelength range, and the predetermined wavelength range is located between two adjacent peaks of visible light waves, and wherein the composite film structure comprises a silicon dioxide thin film and a silicon nitride thin film superposed one on another, the silicon nitride thin film completely overlaps with the silicon dioxide thin film and is in direct physical contact with the silicon dioxide thin film, the silicon nitride thin film has a thickness between 450 and 495 angstroms, the silicon dioxide thin film has a thickness between 1800 and 2200 angstroms, and the silicon dioxide has a refractive index of 1.4 and the silicon nitride has a refractive index of 1.8 such that the composite film structure is able to absorb light having a wavelength near 580 nm.

US Pat. No. 10,768,467

DISPLAY DEVICE

LG ELECTRONICS INC., Seo...

1. A display device comprising:a liquid crystal panel comprising an active area in which an image is output and a bezel area positioned around the active area;
a backlight unit configured to emit light to a rear surface of the liquid crystal panel;
a panel guide comprising a seating portion allowing an edge of the rear surface of the liquid crystal panel to be seated thereon, and a sidewall portion configured to cover a side surface of the liquid crystal panel;
a bonding member provided in the bezel area and configured to bond the edge of the rear surface of the liquid crystal panel to the seating portion; and
a lower polarizing member constituting the rear surface of the liquid crystal panel and having an edge overlapping a part of a front surface of the bonding member,
wherein the liquid crystal panel is formed by bonding an upper substrate and a lower substrate facing each other to each other, the lower polarizing member being arranged on a rear surface of the lower substrate,
wherein the bonding member is provided in the bezel area, and
wherein a width by which the bonding member contacts the lower substrate is greater than or equal to two-thirds of a width of the bezel area, and a width by which the bonding member overlaps the lower polarizing member is greater than or equal to half a width by which the lower polarizing member and the bezel area overlaps each other.

US Pat. No. 10,768,466

DISPLAY DEVICE

FUNAI ELECTRIC CO., LTD.,...

1. A display device comprising:a light source that emits light;
a display panel that displays image; and
an optical sheet laminate that transmits the light directed to the display panel;
a cabinet forming a housing of the display device, the cabinet having a front cabinet and a rear cabinet, the front cabinet and the rear cabinet being made from a resin material;
a frame holding the optical sheet laminate, the frame having a front frame and a rear frame; and
a reflective sheet attached to the rear frame,
the optical sheet laminate including a first optical sheet having an opening edge defining an opening near an edge of the first optical sheet, and at least one second optical sheet at least partially contacting with the first optical sheet and having an opening edge defining an opening near an edge of the at least one second optical sheet, the opening edge of the first optical sheet and the opening edge of the at least one second optical sheet overlapping with the reflective sheet as viewed from a front elevational view of the display device, respectively,
the front frame and the rear frame being attached to the front cabinet with a screw at a location near a bottom edge of the display panel, and
the rear cabinet covering the rear frame from a rear of the rear frame such that the rear frame does not expose rearward.

US Pat. No. 10,768,465

LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY APPARATUS

SHARP KABUSHIKI KAISHA, ...

1. A liquid crystal display panel, comprising:a black matrix that blocks light between pixels disposed in a matrix in an image display portion; and
a pair of polarizing plates disposed on respective outer side surfaces of two substrates sandwiching the black matrix, wherein
at least two first shape portions are provided on an edge of the black matrix, the at least two first shape portions each being a shape that includes a recess portion recessed toward a center of the black matrix from the edge of the black matrix or a projection portion projecting outwardly from the center of the black matrix from the edge of the black matrix,
at least two second shape portions are provided in at least one of the pair of polarizing plates, the at least two second shape portions each being a shape that includes a recess portion recessed toward a center of the least one of the pair of polarizing plates from an edge of the at least one of the pair of polarizing plates or a projection portion projecting outwardly from the center of the at least one of the pair of polarizing plates from the edge of the at least one of the pair of the polarizing plates, and
as viewed in a plan view,
one of the at least two first shape portions and one of the at least two second shape portions are disposed at positions that match each other, and another one of the at least two first shape portions and another one of the at least two second shape portions are disposed at positions that match each other.

US Pat. No. 10,768,464

VEHICLE DISPLAY DEVICE

YAZAKI CORPORATION, Toky...

1. A vehicle display device comprising:a display that is housed in an internal space of a housing, the housing having an opening communicating between an outside of the housing and the internal space, and that emits, as display light, a display image projected on a projection target provided the outside of the housing;
at least one reflective mirror that is disposed on a light path of the display light from the display to the projection target and reflects the display light;
at least one optical sensor that is disposed at a position to which an external light entering from the opening and directed toward the display via the reflective mirror is reflected by the display to be directed toward the at least one optical sensor directly; and
a controller configured to execute temperature decreasing operation for decreasing a temperature of the display by detecting a light by the optical sensor.

US Pat. No. 10,768,463

DISPLAY DEVICE

Samsung Display Co., Ltd....

1. A display device comprising:a first substrate comprising a plurality of pixel areas;
a second substrate comprising a second base substrate facing the first substrate, first to third color filters provided on the second base substrate, the first to third color filters being respectively disposed on locations corresponding to respective pixel areas of the plurality of pixel areas and each embodying different colors from each other, and an infrared sensor disposed between the plurality of pixel areas and configured to sense infrared light; and
a light source configured to provide single-color light to the second substrate,
wherein at least one of the first to third color filters includes, in a portion embodying one of the different colors, infrared quantum dot material which is configured to convert visible light provided from the light source into infrared light.

US Pat. No. 10,768,462

IN-CELL TOUCH LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME

LG DISPLAY CO., LTD., Se...

1. An in-cell touch liquid crystal display device, comprising:a lower substrate;
an upper substrate disposed over the lower substrate to face the lower substrate, the upper substrate forming a display surface of the display device and having an area larger than that of the lower substrate;
a common electrode provided under the upper substrate;
a gate line and a data line provided under the upper substrate and disposed to cross each other to define a pixel area;
a touch line disposed under the upper substrate in parallel to the data line;
a thin-film transistor provided at a crossing point of the gate line and the data line;
a protective layer provided under the upper substrate including the thin-film transistor, and configured to expose a portion of a drain electrode of the thin-film transistor and a portion of each of the touch line and the common electrode;
a pixel electrode provided under the protective layer and coupled to the drain electrode; and
a coupling line coupled to the touch line and the common electrode.

US Pat. No. 10,768,461

LIGHT MODULATION DEVICE

LG Chem, Ltd., (KR)

1. A light modulation device comprising:a first polymer film substrate and second polymer film substrate disposed opposite to each other, and
an active liquid crystal film layer having an active liquid crystal layer which is disposed between the first polymer film substrate and the second polymer film substrate,
wherein the active liquid crystal film layer contains a liquid crystal host and a dichroic dye guest,
wherein the active liquid crystal layer is configured to switch between a horizontal orientation state and a vertical orientation state,
each of the first polymer film substrate and the second polymer film substrate has an in-plane retardation of 4,000 nm or more for light having a wavelength of 550 nm,
each of the polymer film substrates has a ratio (E1/E2) of an elongation (E1) in a first direction to an elongation (E2) in a second direction perpendicular to the first direction of 3 or more, and
the first polymer film substrate and the second polymer film substrate are disposed so that an angle formed by the first direction of the first polymer film substrate and the first direction of the second polymer film substrate is in a range of 0 degrees to 10 degrees.

US Pat. No. 10,768,460

DISPLAY DEVICE

PANASONIC INTELLECTUAL PR...

4. A display device comprising:a display module including a display panel that displays an image in a display area provided at a front, the display area having a rectangular shape; and
a bezel surrounding an outer edge of the display module, wherein
the bezel includes:
a plurality of bezel portions having an elongated shape and disposed to correspond to respective four sides of the display area; and
a joining member joining together two adjacent bezel portions of the plurality of bezel portions, and
the joining member is disposed in a position where the joining member overlaps the display module on a back side of the display module,
each bezel portion of the plurality of bezel portions has a plurality of through-holes at an end of the bezel portion in a longitudinal direction of the bezel portion, the plurality of through-holes being arranged in the longitudinal direction,
the joining member includes:
a metal bracket having a plate shape; and
connecting members each connecting the metal bracket and the two adjacent bezel portions of the plurality of bezel portions, with the metal bracket and a part of each of the two adjacent bezel portions being disposed to overlap each other in a front-rear direction of the display module, and
the connecting members includes:
a first connecting member used in common for the two adjacent bezel portions and connecting the metal bracket and a first portion, in which a first through-hole is formed, of each of the two adjacent bezel portions, with the first connecting member passing through each of first through-holes, and with a gap existing between the metal bracket and each of first portions in the front-rear direction, the first through-hole being one of the plurality of through-holes of the bezel portion and being disposed at an outermost end in the longitudinal direction of the bezel portion; and
second connecting members used for each of the two adjacent bezel portions, one of the second connecting members connecting the metal bracket and a second portion, in which a second through-hole is formed, of a corresponding one of the two adjacent bezel portions, with the one of the second connecting members passing through the second through-hole, and with no gap existing between the metal bracket and the second portion in the front-rear direction, the second through-hole being one of the plurality of through-holes of the bezel portion and being different from the first through-hole.

US Pat. No. 10,768,459

LIQUID CRYSTAL DISPLAY DEVICE

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

1. A liquid crystal display device comprising:a liquid crystal panel configured to display an image;
a cover bottom accommodating a light source configured to provide light to the liquid crystal panel, the cover bottom having a bottom side wall;
a rear cover accommodating the cover bottom, the rear cover having a cover side wall; and
a guide panel on the cover bottom to support the liquid crystal panel, the cover side wall of the rear cover disposed between the guide panel and the bottom side wall of the cover bottom,
wherein the guide panel and the cover bottom include hooks that protrude from respective surfaces of the guide panel and the cover bottom, the hooks being fitted into corresponding latching portions of the cover side wall of the rear cover to couple the guide panel and the cover bottom to the rear cover.

US Pat. No. 10,768,458

DISPLAY DEVICE

LG ELECTRONICS INC., Seo...

1. A display device comprising:a display panel;
a front cover including a front part covering an edge of a front surface of the display panel, a side part extended from the front part and covering a side surface of the display panel, and a guide protruding from the side part and contacting the side surface of the display panel;
a frame including a rear part positioned in a rear of the display panel and a supporting part extended from the rear part and supporting a rear surface of the display panel;
a back cover positioned in the rear of the frame and coupled to the side part of the front cover; and
a pad positioned between the front part and the front surface of the display panel and fixed to the front part,
wherein the side part of the front cover is coupled to the frame,
wherein the front cover includes a groove formed on the front part and facing the display panel,
wherein the pad is accommodated in the groove,
wherein the front part includes:
a first part including the groove; and
a second part bent rearward from the first part, and
wherein the side part is extended from the second part.

US Pat. No. 10,768,457

METHOD FOR MANUFACTURING DISPLAY SCREEN, DISPLAY SCREEN AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A method for manufacturing a display screen, comprising:preparing a first substrate and reserving at least one first hole region on the first substrate, the first hole region not penetrating the first substrate;
preparing a second substrate and reserving at least one second hole region on the second substrate, the second hole region not penetrating the second substrate;
adding liquid crystals onto the first substrate or the second substrate, and aligning the first substrate with the second substrate such that the first hole region is aligned with the second hole region to form a cavity, wherein the liquid crystals do not occupy the first hole region or the second hole region; and
forming a hole penetrating the first substrate and the second substrate based on the cavity,
wherein the adding liquid crystals onto the first substrate or the second substrate and aligning the first substrate with the second substrate comprises:
coating the first substrate or the second substrate with a third sealant and a fourth sealant, wherein the third sealant surrounds edges of the first hole region of the first substrate or edges of the second hole region of the second substrate, and is spaced from the edges of the first hole region or the edges of the second hole region by a first gap, and the fourth sealant is located on an outer edge of the substrate coated with the third sealant;
coating a first protective colloid on the first substrate or the second substrate, wherein the first protective colloid is located within the first gap and surrounds the edges of the first hole region of the first substrate or the edges of the second hole region of the second substrate;
adding liquid crystals onto the substrate coated with the third sealant and the fourth sealant, wherein the liquid crystals are located between the third sealant and the fourth sealant;
aligning the first substrate with the second substrate such that the first hole region is aligned with the second hole region; and
curing the third sealant, the fourth sealant and the first protective colloid;
wherein the forming the hole penetrating the first substrate and the second substrate based on the cavity comprises:
coating a second protective colloid on a surface of the first substrate and the second substrate that have been aligned, the second protective colloid not overlaying the first hole region or the second hole region; and
etching the first hole region of the first substrate and the second hole region of the second substrate by using an etchant, so as to form the hole penetrating the first substrate and the second substrate, wherein the first protective colloid and the second protective colloid are both protective colloids resisting erosion by the etchant.

US Pat. No. 10,768,456

LTPS DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE

Wuhan China Star Optoelec...

1. A low temperature poly-silicon (LTPS) display panel, including:a color filter substrate, an array substrate, and a frame sealing glue, the array substrate and the color filter substrate cell-assembled through the frame sealing glue, and the array substrate comprising:
a glass substrate;
a functional structure layer disposed on the glass substrate;
wherein the functional structure layer comprises:
a first inorganic dielectric layer disposed on the glass substrate;
a source/drain metal layer disposed on the first inorganic dielectric layer;
a planar layer disposed on the first inorganic dielectric layer and the source/drain metal layer;
a second inorganic dielectric layer disposed on the planar layer;
a touch control electrode metal layer disposed on the second inorganic dielectric layer; and
a third inorganic dielectric layer disposed on the second inorganic dielectric layer and the touch control electrode metal layer, and the third inorganic dielectric layer connected with the frame sealing glue;
wherein at least a row of first anti-crack holes are formed in the third inorganic dielectric layer adjacent to the frame sealing glue, each said row of first anti-crack holes comprise a plurality of the first anti-crack holes arranged in a direction along and in parallel with the frame sealing glue, each of the first anti-crack holes has a rectangular shape and is coaxial with an arranged direction of each said row of first anti-crack holes in a longitudinal direction;
wherein a number of the at least a row of first anti-crack holes is two, and the two rows of the first anti-crack holes are mutually staggered.

US Pat. No. 10,768,455

DATA COMPENSATION METHOD AND APPARATUS FOR LIQUID CRYSTAL DISPLAY SCREEN

BOE TECHNOLOGY GROUP CO.,...

1. A data compensation method for a liquid crystal display screen, comprising:determining a timing length from a last turn-off of the liquid crystal display screen upon a turn-on of the liquid crystal display screen, and determining a previous mura data compensation table called at a time of the last turn-off;
determining a mura data compensation table to be called at a time of the present turn-on according to a pre-set time length needed for stabilization of mura, mura data compensation tables corresponding to pre-set different time periods, said determined timing length, and said previous data compensation table;
performing data compensation starting from the determined mura data compensation table to be called at the time of the present turn-on.

US Pat. No. 10,768,454

ATHERMAL MODULATOR-SWITCH WITH TWO SUPERIMPOSED RINGS

1. A device for modulating or switching an optical signal, comprising:a first ring waveguide made of a first material having a first thermo-optic coefficient, the first ring waveguide being a sub-wavelength network and comprising at least one p-n or p-i-n junction; and
a second ring waveguide arranged coaxially aligned with the first ring waveguide, the second ring waveguide being made of a second material that has a second thermo-optic coefficient lower than the first thermo-optic coefficient of the first material.

US Pat. No. 10,768,453

DEVICES FOR CLEANING CONTACT LENSES

Bolb Inc., Livermore, CA...

1. A device for cleaning a contact lens, comprising:a container having a chamber for holding a volume of fluid therein;
a vibration generator for generating an oscillatory motion on the container, the oscillatory motion inducing turbulence in the volume of fluid with sufficient force and duration to dislodge deposits from a contact lens immersed in the volume of fluid;
a light source for generating radiation to disinfect the dislodged deposits in the fluid and disposed over the container during operation;
a board member having electronic circuits for controlling the vibration generator and light source and including at least one hole in which the light source is located; and
a suspension having a first end secured to the light source and a second end secured to the board member to suspendedly secure the light source to the board member, a resonance frequency of the suspension being different from a frequency of the oscillatory motion so that an intensity of an oscillatory motion transferred from the board member to the light source through the suspension is reduced.

US Pat. No. 10,768,452

METHOD FOR ORDERING AN OPTICAL EQUIPMENT

Essilor International, C...

1. A method, implemented by a computer, for ordering an optical equipment including at least a spectacle frame suitable for a wearer, the method comprising:a wearer data obtaining step during which wearer data relative to a wearer parameter is obtained;
an optical equipment data obtaining step during which optical equipment data relative to at least the spectacle frame of the optical equipment selected by the wearer is obtained, wherein the optical equipment data comprise weight data representative of the weight of the optical equipment selected by the wearer;
a mounting data determining step during which mounting data representative of the spectacle frame being mounted on a head of the wearer is determined by taking into account at least the wearer data and the optical equipment data;
a display step during which the mounting data is displayed in a visually understandable mode;
a wearer's opinion obtaining step during which a wearer's opinion concerning the mounting data is obtained;
a mounting data modifying step during which the mounting data is modified based on information relating to the wearer's opinion; and
a deformation data determining step, during which deformation data representative of a physical deformation of a spectacle frame part of the optical equipment selected by the wearer is determined based on the wearer data the mounting data, or both,
wherein during the mounting data modifying step the mounting data is modified taking into account the deformation data,
wherein the mounting data determining step, the display step, the wearer's opinion obtaining step, and the mounting data modifying step are repeated up to satisfaction of the wearer to obtain final mounting data, and
wherein the mounting data is further based on dynamic data representative of a behavior of the optical equipment when mounted on the head of the wearer having a dynamic motion.

US Pat. No. 10,768,451

DIFFUSERS IN WEARABLE DEVICES

Snap Inc., Santa Monica,...

13. An eyewear control method for illuminating eyewear, the method comprising:detecting, by a controller in a support structure of the eyewear, a trigger signal instructing the controller to illuminate light sources in the support structure, wherein the support structure comprises a frame holding lenses of the eyewear; and
in response to receiving the trigger signal, illuminating, by the controller, the light sources in the support structure such that the light sources emit light through microstructures of a diffuser in the eyewear in a radial anisotropic diffusion pattern
wherein the diffuser has a circular shape and the radial anisotropic diffusion pattern diffuses the light in a radial direction around the circular shape; and
wherein the light sources are positioned in a circular pattern on the frame and the diffuser is positioned in front of the light sources on the frame such that the diffuser diffuses the light of each of the light sources differently according to their respective position in the circular pattern.

US Pat. No. 10,768,450

MITIGATION OF LENS CONDENSATION USING HEAT

Lineage Logistics, LLC, ...

1. A method for heating a lens to mitigate fogging, the method comprising:identifying a temperature of the lens, wherein the lens comprises a transparent material that is mounted to a heater plate, wherein the heater plate abuts a heating element and is configured to thermally conduct heat from the heating element to the lens, wherein the temperature of the lens is identified by a temperature sensor that is mounted to the heater plate on an opposing side from the heating element;
identifying an ambient temperature of an environment of the lens;
determining whether the lens is susceptible to fogging based at least on the temperature of the lens and the ambient temperature of the environment of the lens; and
in response to determining that the lens is susceptible to fogging, applying heat to the lens to mitigate fogging of the lens by activating the heating element and thermally conducting heat from the heating element to the lens via the heater plate.

US Pat. No. 10,768,449

STEREOSCOPIC GLASSES USING TILTED FILTERS

IMAX Theatres Internation...

3. Filter glasses for use by an observer of a stereoscopic digital display system that displays stereoscopic images including first-eye images and second-eye images on a display surface, the filter glasses comprising:a first-eye filter having a front surface positioned for facing the display surface and an opposite back surface and having transmission characteristics to substantially transmit light from the first-eye images and block light from the second-eye images;
a second-eye filter having a front surface positioned for facing the display surface and an opposite back surface and having transmission characteristics to substantially transmit light from the second-eye images and block light from the first-eye images; and
frame having arms and rims, the arms extending along a horizontal axis from the rims, the frame being adapted to position the first-eye filter in front of the observer's first eye and to position the second-eye filter in front of the observer's second eye, the rims holding the first-eye filter and the second-eye filter at a tilt angle relative to a vertical axis such that top edges of the first-eye filter and the second-eye filter are closer than bottom edges of the first-eye filter and the second-eye filter to a vertical plane that intersects ends of the arms that is opposite to the rims to reflect light from the second-eye images and light from the first-eye images in a direction that is away from the display surface and away from other observers positioned in front of the observer in a theatre,
wherein the tilt angle is an amount that is based on a position of a seating area in the theatre relative to the position of the display surface in the theatre.

US Pat. No. 10,768,448

APPARATUSES AND METHODS FOR BLUE-CUT LENSES

ESSILOR INTERNATIONAL, C...

1. A blue-cut wafer, comprising:one or more of blue blocking dyes blended with a thermoplastic resin injection molded into the blue-cut wafer; or
a thermoplastic blue-cut film thermoformed into the blue-cut wafer;wherein:the blue-cut wafer is configured to reduce by absorption at least a portion of light having a first wavelength range from 400 nanometers to 500 nanometers;
the blue-cut wafer has a maximum thickness and a minimum thickness within twenty percent of a nominal thickness of the blue-cut wafer; and
a color appearance and a blue-cut performance level of the blue-cut wafer are homogenized in such a manner as ?E?1, where ?E is a color difference between a wafer center and a wafer edge calculated using color-difference formula CIE76.

US Pat. No. 10,768,447

THERMALLY INFLUENCED CHANGEABLE TINT DEVICE

Essilor International, C...

1. An eyewear, comprising:a base ophthalmic lens;
a photochromic changeable tint element disposed over or within the base ophthalmic lens; and
a heat management system, the heat management system comprising:
a transparent heating element adapted to heat the photochromic changeable tint element;
a photo-sensor, configured to sense a change in ambient light or to sense a level of ambient light;
a thermo-sensor;
an energy source electrically connected to the transparent heating element; and
a controller electrically connected to the photo-sensor and thermo-sensor, wherein the controller is configured to detect input from the photo-sensor and thermo-sensor, and to control the transparent heating element based upon input from the photo-sensor and thermo-sensor, and wherein the controller is configured to turn on the transparent heating element when a decrease of ambient light is detected using the photo-sensor and to turn off the transparent heating element after the photochromic changeable tint element is heated at a predefined temperature below the photochromic changeable tint element's glass transition temperature while bleaching based upon input from the thermo-sensor.

US Pat. No. 10,768,446

FLUID-FILLED LENSES AND ACTUATION SYSTEMS THEREOF

Adlens Beacon, Inc., Pem...

1. A fluid lens module, comprising:a first rigid lens;
a second rigid lens separated from a first rigid lens; and
a membrane in between the first rigid lens and the second rigid lens,
wherein the membrane and the first rigid lens are configured to form a first lens chamber therebetween containing a first fluid,
wherein the membrane and the second rigid lens are configured to form a second lens chamber therebetween containing a second fluid, and
a clamp comprising a first end,
wherein the first end engages the membrane to change the shape of the membrane.

US Pat. No. 10,768,445

CONTACT LENS PRODUCT

LARGAN MEDICAL CO., LTD.,...

1. A contact lens product, comprising:a multifocal contact lens, which is for preventing myopia or controlling a progression of myopia and comprises a UV (Ultraviolet) blocking agent, comprising:
a central region; and
at least one annular region concentrically surrounding the central region, wherein a diopter of the annular region is different from a diopter of the central region; and
a buffer solution, wherein the multifocal contact lens is immersed in the buffer solution, the buffer solution comprises a cycloplegic agent, a weight percentage concentration of the cycloplegic agent in the buffer solution is ConA, a diopter of the central region of the multifocal contact lens is PowC, a maximum diopter of the first annular region of the multifocal contact lens is PowP1, a diameter of the central region of the multifocal contact lens is DiC, and the following conditions are satisfied:
0.01%?ConA<0.5%;
2.0 D 2 mm

US Pat. No. 10,768,444

CONTACT LENS WITH METERED LIQUID SYSTEM

CALIFORNIA INSTITUTE OF T...

1. An ophthalmic liquid delivery contact lens apparatus comprising:a contact lens body having a transparent optical zone and an annular periphery outside of the transparent optical zone;
a therapeutic liquid storage reservoir disposed within the annular periphery of the contact lens body;
a channel from the therapeutic liquid storage reservoir within the annular periphery to an outlet for dispensing liquid to an eye;
a flow regulator connected with the channel; and
at least one of:
a dissolvable barrier within the therapeutic liquid storage reservoir, the dissolvable barrier separating the therapeutic liquid storage reservoir into predetermined volumes, or
a phase change material within an actuation chamber, the phase change material configured to expand from a solid to a liquid, a solid to a gas, or a liquid to a gas, wherein when the phase change material is warmed, the expansion of the phase change material moves a barrier between the actuation chamber and the therapeutic liquid storage reservoir.

US Pat. No. 10,768,443

ELECTRONIC EYEGLASSES

Mitsui Chemicals, Inc., ...

1. An eyewear comprising:an input unit that receives an input from a user;
a control module that is accommodated in a temple so as to perform electric control in response to the input from the input unit;
an accommodating unit that is located in a rear end portion of the temple, and that is open on an inner surface and a rear surface continuous with the inner surface of the temple so as to detachably accommodate a power supply unit;
a power supply unit that has a first electrical connection terminal and a housing unit; and
a second electrical connection terminal that is accommodated in the temple, and that is electrically connected to the first electrical connection terminal of the power supply unit accommodated in the accommodating unit so as to supply power from the power supply unit to the control module,
wherein the accommodating unit has a protruding portion which is elastically deformed so as to be fitted to the power supply unit,
wherein the housing unit is provided with a narrow portion to which the protruding portion is fitted when the power supply unit is mounted on the accommodating unit,
wherein, in a state where the power supply unit is mounted on the accommodating unit, a side surface of the housing unit is covered by the protruding portion, a rear surface and an upper surface adjacent to the rear surface of the housing unit of the power supply unit in a direction in which the power supply unit is inserted into the accommodating unit are respectively exposed from the rear surface and the inner surface of the temple so as to form a portion of a surface of the temple, and the power supply unit is not exposed on an outer surface of the temple which is located on a side opposite to the inner surface of the temple,
wherein the housing unit has a first housing unit that holds a first battery, and that has a side surface having an arc shape in a plan view, and a second housing unit that holds a second battery, and
wherein the narrow portion has a side surface that is connected to the side surface of the first housing unit, and that is narrower than the side surface.

US Pat. No. 10,768,442

DISPLAY SYSTEM PROVIDING CONCENTRIC LIGHT FIELD AND MONOCULAR-TO-BINOCULAR HYBRIDIZATION

Brelyon Inc., San Mateo,...

1. A display system comprising:a display arranged to emit or transmit light rays collectively forming a first image; and
an optical subsystem optically coupled to the display and arranged to configure the light rays from the display into a single contiguous light field that forms a virtual image based on the first image and that simultaneously encompasses both eyes of a human viewer when the human viewer is viewing the virtual image, such that an apparent size of the display to the human viewer is at least twice an actual size of the display while the display and the optical subsystem are positioned at least 10 cm from the eyes of the human viewer;
wherein the display is curved and is positioned to be in a line of sight of the human viewer when the human viewer is viewing the display; and
wherein the optical subsystem includes
a pair of curved quarter-wave plates disposed closer to an intended viewing location of the human viewer than the display, at least one of the curved quarter-wave plates being adjacent to the display;
a curved, semi-reflective mirror disposed between the quarter-wave plates in the intended line of sight of the human viewer;
a curved liquid crystal plate disposed on a surface of a one of the quarter-wave plates that is closest to the intended viewing location of the human viewer; and
a curved polarization element disposed on a surface of the liquid crystal plate.

US Pat. No. 10,768,441

FOLDABLE VIRTUAL REALITY VIEWER STRUCTURE INTEGRATED IN MAILER AND/OR PRODUCT PACKAGING

1. A method for the construction of a virtual-reality viewer for use with a smart device from a planar panel derived from a packaging box by a user comprising:the user unfolding the packaging box revealing the planar panel;
wherein the planar panel is delineated by perforations indicating a cutout;
the user detaching the perforations, removing the cutout from the planar panel;
the user detaching two identical, symmetrical circles from the cutout as indicated on the cutout, leaving two identical holes;
the user attaching a pair of biconvex lenses to a rear of the cutout, over said two identical holes via tabs;
folding flaps to form a series of creases;
securing the series of creases within slots as indicated on the cutout, forming a viewer housing;
wherein the viewer housing includes a face plate, a back plate, and a spine;
the user placing the smart device within the viewer housing;
wherein the spine and the back plate are configured to hold the smart device between the spine and the back plate;
the user securing the smart device to the back plate of the viewer housing with at least one rubber band; and
wherein the back plate of the viewer housing is erected with multiple folds of side panels, increasing the stability of the viewer housing when the smart device is secured to the back plate.

US Pat. No. 10,768,440

BARRIER PANEL AND DISPLAY DEVICE INCLUDING THE SAME

LG DISPLAY CO., LTD., Se...

1. A barrier panel for a display device, the barrier panel comprising:a first substrate and a second substrate facing each other with a liquid crystal layer therebetween;
a plurality of first barrier electrodes that extend along a second direction on the first substrate and are operated individually;
a second barrier electrode that is on the second substrate and includes a plurality of electrode patterns which are separated from each other with respect to the second direction perpendicular to a first direction; and
a plurality of column spacers between the first and second substrates,
wherein the plurality of electrode patterns are supplied with a common voltage,
wherein a ratio of an interval between two neighboring electrode patterns of the plurality of electrode patterns and a width of each of the plurality of electrode patterns ranges from 1:5 to 1:7.25, and
wherein each of the plurality of column spacers is disposed to overlap both of immediately adjacent first barrier electrodes from among the plurality of first barrier electrodes.

US Pat. No. 10,768,439

LENS MOVING DEVICE, CAMERA MODULE AND OPTICAL APPARATUS

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

1. A lens moving device comprising:a bobbin;
a holder member disposed at an outer side of the bobbin;
a first coil coupled to the bobbin;
a driving magnet coupled to the holder member and configured to move the first coil through an electromagnetic interaction with the first coil;
a second coil configured to move the driving magnet;
a base disposed below the holder member, wherein the second coil is coupled to the base such that the second coil is configured to move the driving magnet through an electromagnetic interaction with the driving magnet, and wherein a printed circuit board with an image sensor is disposed below the base;
an elastic member configured to elastically connect the bobbin and the holder member;
a support member configured to elastically connect the holder member and the base;
a sensing magnet disposed in a sensing magnet reception area formed as a concave groove concavely formed on an outer circumferential surface of the bobbin;
a location detection sensor disposed on an upper portion of the holder member and configured to sense a location of the sensing magnet; and
a correction magnet disposed on the outer circumferential surface of the bobbin opposite to the sensing magnet reception area of the bobbin;
wherein the location detection sensor is disposed in an accommodation portion formed in the holder member whereby a portion of the holder member is recessed,
wherein the sensing magnet is disposed on an upper portion of the bobbin,
wherein the first coil is arranged below the sensing magnet such that a portion of the bobbin is arranged between the sensing magnet and the first coil,
wherein the driving magnet is disposed on a lower portion of the holder member facing the first coil, and
wherein the sensing magnet and the correction magnet are disposed above the first coil and are overlapped with the first coil in a first direction parallel to an optical axis.

US Pat. No. 10,768,438

OPTICAL ELEMENT DRIVING DEVICE

TDK TAIWAN CORP., Yangme...

1. An optical element driving device, comprising:a fixed part including a base;
a movable part including a holder for carrying an optical element;
a first driving mechanism configured to drive the holder to move along a first direction with respect to the base; and
a position sensing assembly including a magnetic element and a magnetic field sensing element in corresponding positions and configured to sense the amount of displacement of the holder along the first direction with respect to the base,
wherein a second direction is perpendicular to the first direction, and a third direction is perpendicular to the first direction and the second direction, the magnetic field sensing element and the magnetic element are arranged in the second direction when viewed from the first direction, and the magnetic field sensing element does not overlap the magnetic element when viewed along the second direction and the third direction.

US Pat. No. 10,768,437

LENS DRIVING DEVICE, CAMERA MODULE, AND OPTICAL APPARATUS

LG Innotek Co., Ltd., Se...

1. A lens driving device, comprising:a base;
a housing disposed above the base;
a bobbin disposed in the housing;
a first coil disposed on the bobbin;
a magnet disposed on the housing and facing the first coil;
a first substrate disposed between the base and the housing;
a second coil disposed on the first substrate and facing the magnet;
an upper elastic member connecting the bobbin and the housing;
a support member electrically connecting the first substrate and the upper elastic member; and
a conducting member electrically connecting the second coil and the first substrate,
wherein the upper elastic member comprises a first upper elastic unit and a second upper elastic unit spaced apart from the first upper elastic unit,
wherein the support member comprises a first support member unit and a support member unit spaced apart from the first support member unit,
wherein the first support member unit connects the first upper elastic unit and the first substrate and the second support member unit connects the second upper elastic unit and the first substrate,
wherein the second coil comprises a first coil unit, a second coil unit, a third coil unit, a fourth coil unit, a first connection coil unit connecting the first and second coil units, and a second connection coil unit connecting the third and fourth coil units,
wherein the conducting member comprises first to fourth conducting parts disposed on the first substrate,
wherein the first and second conducting parts are connected with the first and second coil units, and the third and fourth conducting parts are connected with the third and fourth coil units,
wherein the first substrate comprises six terminals, and
wherein each of two of the six terminals are connected to the each of the first support member unit and the second support member unit and each of the other four of the six terminals are connected to the each of first to fourth conducting parts.

US Pat. No. 10,768,436

IMAGE SHAKE CORRECTION UNIT, LENS APPARATUS USING THE SAME, AND IMAGE PICKUP APPARATUS

Canon Kabushiki Kaisha, ...

1. An image shake correction unit, comprising:a base member;
a yoke;
a lens holding member that holds a lens unit and is movable in a direction orthogonal to an optical axis of the lens unit;
a driving unit configured to move the lens holding member in the direction orthogonal to the optical axis;
a rotation suppression unit that is provided on a side opposite to a side of the base member relative to the lens holding member in an optical axis direction of the lens unit, and is configured to suppress rotation of the lens holding member around the optical axis; and
a biasing member configured to bias the lens holding member toward the base member in the optical axis direction, wherein
at least a part of the driving unit and at least a part of the rotation suppression unit are located on a circumference of a circle centering on the optical axis in a case where the image vibration correction unit is viewed from the optical axis direction, and
one end of the biasing member in the optical axis direction is connected to the rotation suppression unit without connecting to the lens holding member, and the other end of the biasing member in the optical axis direction is connected to the base member.

US Pat. No. 10,768,435

SYSTEM, METHOD AND COMPUTER PROGRAM PRODUCT TO PROJECT LIGHT PATTERN

MANTISVISION LTD., Petac...

1. A depth sensing system, comprising:a light source;
a diffractive optical element (“DOE”) configured to receive light from the light source and produce a bi-dimensional structured light pattern comprising a plurality of feature types, wherein:
each feature type is formed by a unique formation of feature elements,
the plurality of features types comprise a plurality of feature type pairs comprising a first feature type and a second feature type, and
in each feature type pair of the plurality of feature type pairs:
a second feature type is arranged at a 180° rotational transformation around a certain point with respect to the first feature type, and
a coding value of a feature element of the second feature type is an inverse of a coding value of a corresponding feature element, under the 180° rotational transformation, of the first feature type;
a sensor configured to capture an image of a reflected portion of a projection of the bi-dimensional structured light pattern; and
at least one processor configured to process the image and to compute depth parameters based on appearance in the image of the bi-dimensional structured light pattern.

US Pat. No. 10,768,434

LASER BEAM COMBINING SYSTEM

Changchun Institute of Op...

1. A laser beam combining system, comprising:at least one beam combining unit;
the beam combining unit comprises a reflective device, a polarization conversion element and a beam combining device;
the reflective device comprises two reflective surfaces configured to divide a high-polarization laser incident on the reflective device into a first beam and a second beam respectively reflected in different directions; the first beam is guided to enter the beam combining device and the polarization conversion element is provided on a propagation path of the second beam; the polarization conversion element is configured to convert the second beam into a light having a polarization direction perpendicular to an original polarization direction of the second beam; the converted light is guided to the beam combining device which is configured to combine the first beam and the converted light into one beam for outputting.

US Pat. No. 10,768,433

BEAM PARAMETER PRODUCT (BPP) CONTROL BY VARYING FIBER-TO-FIBER ANGLE

nLIGHT, Inc., Vancouver,...

1. An apparatus, comprising:a laser system including a first fiber having an output end and situated to propagate a first laser beam with a first beam parameter product (bpp) and a second fiber having an input end spliced to the output end of the first fiber at a fiber splice so as to receive the first laser beam and to form a second laser beam having a second bpp that is greater than the first bpp;
wherein the fiber splice is a fusion splice having a selected tilt angle that produces a selected bpp increase portion of the difference between the first bpp and the second bpp.

US Pat. No. 10,768,432

COMPACT HEAD-MOUNTED DISPLAY SYSTEM

OORYM OPTICS LTD, Rehovo...

1. An optical device, comprising:a light-transmitting substrate having at least two parallel major surfaces, edges and an output aperture;
at least one reflecting element positioned outside of the substrate;
a first reflecting surface having at least one active side located between the two major surfaces of the light-transmitting substrate for coupling light waves out of the substrate; and
a second reflecting surface made on a slanted edge of the substrate and extending parallel to the reflecting surface for coupling light waves into the substrate to effect total internal reflection,
wherein light waves trapped inside the substrate are coupled out from the substrate through the output aperture substantially inclined in relation to the normal to the substrate major surfaces and are reflected from said reflecting element into a viewer's eye.

US Pat. No. 10,768,431

LIGHT CONTROL DEVICES AND METHODS FOR REGIONAL VARIATION OF VISUAL INFORMATION AND SAMPLING

Aperture In Motion, LLC, ...

1. A light control device, comprising:a translational force source coupled to an electrical power source; and
one or more layers coupled to the translational force source and disposed anterior to a retina of an eye, wherein:
the one or more layers are placed extraocularly;
the one or more layers comprise one or more apertures;
when activated by the electrical power source, the translational force source generates a movement of the one or more layers in front of the eye; and
the movement of the one or more layers generates a moving aperture effect that samples and delivers to the retina environmental light from an ocular field of view at a sampling rate between 50 hertz and 50 kilohertz.

US Pat. No. 10,768,430

DISPLAY DEVICE AND HEAD-MOUNTED DISPLAY

SHARP KABUSHIKI KAISHA, ...

1. A display device comprising:a display panel having a display surface that displays an image; and
a lighting device that supplies light to the display panel, wherein
the lighting device includes a light source, and an optical member having at least a light exit surface through which the light emitted by the light source exits toward the display surface of the display panel,
the optical member includes a light refraction portion that imparts an anisotropic refraction effect to at least light rays exiting through an edge section of the light exit surface to be oriented toward a center side of the display surface,the display device further comprises a low refraction index layer interposed between the display panel and the optical member, the low refraction index layer having a refraction index lower than at least a refraction index of the optical member,the light refraction portion is formed by a Fresnel lens arranged on a light incident surface of the optical member, and
the Fresnel lens has a curvature relatively larger at an outer peripheral end side of the light exit surface than at a central side of the light exit surface.

US Pat. No. 10,768,429

IMAGE DISPLAY DEVICE

JVCKENWOOD CORPORATION, ...

1. An image display device comprising:an image display unit;
a relay lens system configured to form an image displayed on the image display unit as an intermediate image;
a reflection/transmission unit configured to reflect a portion of an incident light and to transmit the rest of the incident light; and
a curved mirror, to which a luminous flux of the image emitted from the relay lens system and reflected by the reflection/transmission unit is incident from the reflection/transmission unit, configured to reflect the luminous flux incident thereto to the reflection/transmission unit and to enable an observer to observe a virtual image of the image through the reflection/transmission unit,
wherein:
the relay lens system forms the intermediate image, on an optical axis, at a position between a position where the light is reflected by the reflection/transmission unit and a position where the light reflected by the reflection/transmission unit is incident to the curved mirror, and
in a cross section passing through an optical axis of the curved mirror and perpendicular to a horizontal direction of a field of view of the observer, a distance from the optical axis of the curved mirror to a light emission surface of the relay lens system is shorter than or equal to a distance from the optical axis of the curved mirror to a maximum reflection position indicating a position where a luminous flux emitted from an end of the image display unit is reflected at the curved mirror.

US Pat. No. 10,768,428

SCREEN FOR AN HMD

CARL ZEISS MEDITEC AG, J...

1. A screen for an HMD comprising:a first switchable layer of a material with a switchable degree of transparency; and
at least one second switchable layer which, in dependence on a switching state, can assume at least two physical states, the at least two physical states differently influencing at least one optical property of light passing through the at least one second switchable layer or reflected by it,
wherein the at least one optical property that is differently influenced by the at least two physical states of the at least one second switchable layer is a wavelength of the light, and the at least one second switchable layer at least partially blocks certain wavelengths of the light depending on the physical state of the at least two physical states.

US Pat. No. 10,768,427

APPARATUS EQUIPPED WITH DEPTH CONTROL FUNCTION FOR ENABLING AUGMENTED REALITY

LETINAR CO., LTD., Seoul...

1. An apparatus equipped with a depth of field control function for enabling augmented reality, the apparatus being configured to be worn on a user, the apparatus comprising:a display unit (10) configured to generate a virtual image;
a depth of field control unit (20) configured to have a size smaller than an eye pupil of a human, and also configured to reflect the virtual image generated in the display unit (10), to increase a depth of field of the virtual image, and to then enable the virtual image to reach an eye of the user;
a frame part (30) configured such that the display unit (10) and the depth of field control unit (20) are installed thereon or therein, and also configured to enable the user to wear the apparatus for enabling augmented reality; and
a plurality of display units (10 and 10?) and a plurality of depth of field control units (20 and 20?) for a single eye of the user.

US Pat. No. 10,768,426

HEAD MOUNTED DISPLAY SYSTEM RECEIVING THREE-DIMENSIONAL PUSH NOTIFICATION

Microsoft Technology Lice...

1. A head-mounted display system, comprising:a head-mounted display configured to display one or more virtual objects in a physical environment, the one or more virtual objects including an application program virtual object associated with an application program and displayed at a first location in the physical environment, wherein the application program virtual object is displayed to occupy a first volume of space in the physical environment;
at least one input device; and
a processor configured to:
receive a three-dimensional push notification at the application program via an application program interface (API) of one or more APIs included in a volumetric operating system, the three-dimensional push notification including location data indicating a second location relative to the first location in the physical environment;
determine whether a three-dimensional push notification virtual object is to be displayed inside or outside a field of view of a user;
generate the three-dimensional push notification virtual object based on the three-dimensional push notification;
responsive to determining that the three-dimensional push notification virtual object is to be displayed inside the field of view, output the three-dimensional push notification virtual object for display on the head-mounted display at the second location, wherein the three-dimensional push notification virtual object is displayed to occupy a second volume of space in the physical environment;
responsive to determining that the three-dimensional push notification virtual object is to be displayed outside the field of view, output an indication of a direction toward the second location; and
receive an interaction input via the at least one input device, wherein the interaction input includes an interaction with the three-dimensional push notification virtual object within the second volume of space.

US Pat. No. 10,768,425

AUGMENTED REALITY MONITORING OF BORDER CONTROL SYSTEMS

SECURIPORT LLC, Washingt...

1. An augmented-reality device, the augmented-reality device comprising:a processor; and
a non-transitory memory storing one or more programs for execution by the processor, the one or more programs including instructions for:
identifying, using the processor, a plurality of persons within a user's field of view;
retrieving, from a server, security information that includes identification and threat information for each of a plurality of persons within the user's field of view at respective security checkpoints; and
concurrently displaying the security information for each of the plurality of persons on an augmented-reality display to the user, wherein the security information is updated in real-time and superimposed on or adjacent to each of the plurality of persons located at respective security checkpoints and within the user's field of view, the displaying of the security information is configured to maintain visibility of the respective security checkpoints, and
wherein the security information being displayed to the user is based on an orientation and location of the augmented-reality display and the user's field of view relative to the respective security checkpoints as determined using one or more fiduciary markers.

US Pat. No. 10,768,424

HOLOGRAPHIC HEAD-UP DISPLAY DEVICE

Samsung Display Co., Ltd....

1. A holographic head-up display device comprising:a light source portion configured to emit light, the light being coherent light;
an optical modulation portion configured to modulate the light;
a relay optical system configured to focus the light;
a filter minor that includes a reflection area disposed at a focal position of the relay optical system and configured to reflect light incident through the relay optical system and an absorption area disposed at a periphery of the reflection area and configured to absorb light incident through the relay optical system, the reflection area having a shape defined by the absorption area that is a same shape as a display area of the optical modulation portion; and
a transflective minor configured to partially transmit and partially reflect light reflected by the filter minor.

US Pat. No. 10,768,423

OPTICAL APPARATUS AND METHOD

Nokia Technologies Oy, E...

1. An apparatus comprising:a first display;
an exit pupil expanding light guide, said exit pupil expanding light guide having an in-coupling region and an out-coupling region, the in-coupling region being disposed at the first display to in-couple primary video content from the first display, and the out-coupling region being disposed to out-couple the primary video content towards an eye of a user;
a second display disposed at the out-coupling region of the exit pupil expanding light guide to transmit secondary video content, through the exit pupil expanding light guide at the out-coupling region, towards the eye of the user, said second display conveying the secondary video content to coincide in place with and augment the primary video content, said second display including a display panel aligned with the out-coupling region in a plane substantially parallel to the out-coupling region;
at least one processor; and
at least one memory including computer program code, wherein the at least one memory and the computer program code are configured, with the at least one processor, to cause the apparatus at least to:
convey the primary video content to the user from the first display, said primary video content having a movement component in a first direction; and
convey the secondary video content coinciding in place with and augmenting the primary video content to the user from the second display, the secondary video content having a movement component in a second direction substantially opposite to the first direction,
whereby motion sickness symptoms caused by the primary video content are alleviated.

US Pat. No. 10,768,422

SINGLE LIGHT SOURCE NEAR EYE DISPLAY

Nokia Technologies Oy, E...

1. An apparatus comprising:a light source, the light source providing light having a first polarization and light having a second polarization;
a first display;
a first polarizing beam splitter having:
a first light input surface oriented to receive light of the first polarization and light of the second polarization from the light source,
a first light input transmission surface oriented to transmit light received at the first light input surface and having the first polarization,
a first display interface surface oriented to transmit light received at the first light input surface and having a second polarization to the first display mounted on the first display interface surface and to receive light having the first polarization from the first display, the first display changing the second polarization to the first polarization, and
a first display projection surface oriented to transmit the light having the first polarization received at the first display interface surface;
a lambda-over-two retarder, the lambda-over-two retarder being positioned to receive light having the first polarization from the first light input transmission surface, the lambda-over-two retarder being provided to change the first polarization to the second polarization;
a second display; and
a second polarizing beam splitter having:
a second light input surface oriented to receive light having the second polarization from the lambda-over-two retarder,
a second display interface surface oriented to transmit light received at the second light input surface and having the second polarization to the second display mounted on the second display interface surface and to receive light having the first polarization from the second display, the second display changing the second polarization to the first polarization, and
a second display projection surface oriented to transmit the light having the first polarization received at the second display interface surface.

US Pat. No. 10,768,421

VIRTUAL MONOCLE INTERFACE FOR INFORMATION VISUALIZATION

1. A computer-implemented method for visualizing a structured, multi-dimensional dataset on multiple display units, comprising:(a) receiving, from a database, datasets according to a user request, the datasets comprising a plurality of information objects, wherein the plurality of information objects are a set of records linked or related using a mathematical relationship defined in a multi-dimensional space and wherein each information object comprises structured data including sub-objects;
(b) displaying, on a first graphical user interface of a first device, a first visualization of the plurality of information objects;
(c) determining, by one or more processors, which subset of the plurality of information objects to be displayed on a second graphical user interface based at least on user information, user inputs, and information obtained from the first device and a second device, wherein the information comprises one or more members selected from the group consisting of a position, distance, and orientation of the second device with respect to the first device once the first device is connected to the second device; and
(d) displaying, on the second graphical user interface of the second device, a second visualization of the subset of the information objects, the second visualization different in form from the first visualization.

US Pat. No. 10,768,420

HEAD-UP DISPLAY APPARATUS

Hyundai Mobis Co., Ltd., ...

1. A head-up display apparatus comprising:a mirror;
a housing disposed on one side of the mirror;
a drive unit disposed in the housing;
a barrel cam rotatably disposed in the housing and coupled to the drive unit, the drive unit configured to rotate the barrel cam, with a cam groove formed on the barrel cam and extending along an axial direction of the barrel cam; and
a mirror link coupled to the mirror, and configured to rotate the mirror by moving along the cam groove when the barrel cam rotates.

US Pat. No. 10,768,419

HEAD-UP DISPLAY DEVICE

PANASONIC INTELLECTUAL PR...

1. A head-up display device, comprising:a projector that projects light;
a mirror that reflects the light projected by the projector;
a combiner on which the reflected light is projected;
a housing accommodating the projector and the mirror, the housing provided with an opening through which the reflected light passes to be projected on the combiner;
a cover including:
a first cover part; and
a second cover part, the first cover part and the second cover part covering the opening; and
a biasing member that biases the second cover part toward an outside of the housing when the first cover part and the second cover part cover the opening,
wherein the first cover part includes:
a first rotation fulcrum fixed to the housing, the first cover part being turnable about the first rotation fulcrum with respect to the housing;
a first end part; and
a second end part, the first end part and the second end part each being disposed on an end of the first cover part farthest from the first rotation fulcrum;
the second cover part includes:
a second rotation fulcrum fixed to the first end part and the second end part, the second cover part being turnable about the second rotation fulcrum with respect to the first cover part wherein:
the biasing member is connected to a coupler that couples the second cover part to the first cover part, and
the biasing member biases the second cover part toward an outside of the housing such that contact is maintained between an upper surface of an engagement part of the second cover part and a lower surface of a third end part of the first cover part, when the first cover part and the second cover part cover the opening.

US Pat. No. 10,768,418

HEAD-UP DISPLAY DEVICE

YAZAKI CORPORATION, Toky...

1. A head-up display device comprising:a display that emits a display light corresponding to a display image, the head-up display device allowing a driver to visually recognize a virtual image displayed in front of a display member depending on the display image in a driver's visible area in a vehicle by projecting the display image displayed on the display onto the display member through an optical system of the vehicle, wherein
the display has a transmission type liquid-crystal display element, and a backlight unit that illuminates the liquid-crystal display element from a back side thereof,
the backlight unit has a single light source, an optical condenser that condenses light emitted from the light source toward the liquid-crystal display element, and an optical member arranged in an optical path between the optical condenser and the liquid-crystal display element to diffuse the light condensed by the optical condenser,
the optical member has a light emission face arranged in a position optically conjugated with the visible area to emit the light incident from the optical condenser, and the light emission face has a center axis, and
the optical condenser is asymmetric with respect to the center axis such that illuminance distribution of light emitted from the light emission face varies in a vertical direction of the light emission face in order to provide a constant luminance distribution in the vertical direction of the visible area, and has a single lens face which is a convex free curved surface.

US Pat. No. 10,768,417

DISPLAY DEVICE AND VEHICLE HEAD-UP DISPLAY APPARATUS

KYOCERA Corporation, Kyo...

1. A display device comprising:a substrate, a light source device on the substrate, a transmission-type display panel, an illumination optical system configured to guide illumination light from the light source device to the display panel, and a sidewall extending in a direction connecting the substrate and the display panel; wherein
the illumination optical system comprises:
a first reflector at a different position on the substrate than the light source device;
a quarter-wave plate between the first reflector and the display panel;
a reflective polarizer between the quarter-wave plate and the display panel; and
a second reflector on a surface of the sidewall facing a light path of the illumination light.

US Pat. No. 10,768,416

PROJECTION TYPE DISPLAY DEVICE, PROJECTION DISPLAY METHOD, AND PROJECTION DISPLAY PROGRAM

FUJIFILM Corporation, To...

1. A projection type display device comprising:a projection display unit that includes a light source, a light modulation element that spatially modulates light emitted from the light source on the basis of image data, and a projection unit that projects image light that is spatially modulated by the light modulation element onto a windshield of a vehicle;
a sight line processor that detects a line of sight of an occupant of the vehicle;
a processor configured to:
acquire measurement data on shape of the windshield of a predetermined region including a point that intersects the line of sight detected by the sight line processor, in a projectable range where the image light is projectable onto the windshield;
generate, on the basis of the measurement data and a direction of the line of sight detected by the sight line processor, correction data for correcting distortion of an image in a state where the image based on the image light projected onto the region where the measurement data is acquired is viewed in the direction; and
correct the image data using the correction data.

US Pat. No. 10,768,415

DISPLAY DEVICE AND LIGHT SOURCE

BEIJING BOE DISPLAY TECHN...

1. A display device, comprising a display panel and a first photonic crystal layer arranged at a light-emitting side of the display panel, wherein the first photonic crystal layer is configured to enable incident light to exit along a Z direction of the first photonic crystal layer, the Z direction being a thickness direction of the first photonic crystal layer,wherein the first photonic crystal layer comprises a periodic structure having visible light photon forbidden bands in an X direction and in a Y direction; the X direction is different from Y direction, and a plane where the X direction and the Y direction are located is perpendicular to the Z direction,
wherein a first adjusting component is arranged between the display panel and the first photonic crystal layer, and the first adjusting component is configured to adjust an angle of the first photonic crystal layer relative to a light-emitting surface of the display panel,
wherein the first adjusting component comprises a first substrate and a second substrate opposite to each other, and a supporting structure arranged on the second substrate, the supporting structure being configured to support the first photonic crystal layer,
wherein the first substrate comprises a first base plate and a first electrode arranged on the first base plate, and the second substrate comprises a second base plate and a second electrode arranged on the second base plate; and there is a distance between the first substrate and the second substrate, and the second base plate is a flexible base plate, and
wherein the first photonic crystal layer comprises a plurality of independent first photonic crystal blocks, each of the plurality of first photonic crystal blocks is supported by a plurality of first adjusting components, and the plurality of first adjusting components corresponding to each first photonic crystal block is configured to control degrees that second base plates of the plurality of first adjusting components recess inward or protrude outward, to enable the supported first photonic crystal block to rotate relative the light-emitting surface of the display panel.

US Pat. No. 10,768,414

LENS DEVICE FOR COMPENSATING ABERRATION IN THE OPTICAL SYSTEM AND THE ADJUSTMENT METHOD THEREOF

NATIONAL APPLIED RESEARCH...

1. An adjustment method for lenses in a lens assembly, wherein the lens assembly includes a plurality of lenses having a total number of lenses being at least 3, the adjustment method comprising:arranging the plurality of lenses along an optical axis, wherein a light moves forward along a first direction of the optical axis;
dividing at least a portion of the plurality of lenses into 2n groups, wherein n is a positive integer, the 2n groups are divided into a 1st group to a 2n-th group including n odd-numbered groups and n even-numbered groups, a j-th group of the 2n groups has m(j) lenses, j is a positive integer being no larger than 2n, m(j) is a positive integer being at least 2, the lenses in each of the 2n groups include a 1(j)st lens, . . . , an (i?1)(j)-th lens, an i(j)-th lens, . . . , and an m(j)-th lens, i is a positive integer being no larger than m(j), the odd-numbered groups from the 1st group to the (2n?1)-th group correspond sequentially to the even-numbered groups from the 2nd group to the 2n-th group, and the lenses in the odd-numbered groups correspond sequentially to the lenses in the corresponding even-numbered groups;
configuring a plurality of retention devices for the plurality of lenses, wherein each of the plurality of retention devices has a corresponding lens in the plurality of lenses, each of the plurality of retention devices retains the corresponding lens through k support elements, k is a positive integer being no less than 2, the k support elements are evenly distributed around an edge of the corresponding lens, each of the k support elements has a retention position, and the retention positions of the k support elements for both the i(2n?1)-th lens of the (2n?1)-th group and the i(2n)-th lens of the 2n-th group are the same; and
rotating each of the retention positions of the k support elements for the i(2n?1)-th lens, wherein an h-th support element of the k support elements for the i(2n?1)-th lens is rotated by a rotation angle ? with respect to the retention position of a first support element of the k support elements for the (i?1)(2n?1)-th lens,

 where h is an integer from 1 to k, so that when observed from the optical axis, the retention positions of the k support elements for the (i?1)(2n?1)-th lens are different from the retention positions of the k support elements for the i(2n?1)-th lens, and the retention positions of the k support elements for the (i?1)(2n)-th lens are different from the retention positions of the k support elements for the i(2n)-th lens.

US Pat. No. 10,768,413

FLARE- AND GHOST-FREE IMAGING DEVICE

TRIPLE WIN TECHNOLOGY (SH...

1. A camera device comprising:a printed circuit board;
an image sensor mounted on the printed circuit board;
a supporting bracket fixed on the printed circuit board; and
a lens module, wherein the supporting bracket comprises a supporting plate and a side wall perpendicular to the supporting plate, the supporting plate and the side wall together form a receiving room for covering the image sensor, the supporting plate comprises a supporting surface defining a light through hole in the central thereof, the supporting bracket further comprises a flange barrier protruding from the supporting surface, wherein the flange barrier surrounds the light through hole, the lens module is fixed on the supporting surface and surrounds the flange barrier, an inner side surface of the lens module partially overlap with the outer side surface of the flange barrier in a vertical direction; and wherein the supporting plate is opened to form a step portion, the step portion comprises a top bearing surface, the top bearing surface comprises a plurality of micro-structures; and
a protecting sheet fixed on the top bearing surface, the protecting sheet is spaced away from a side surface of the step portion.

US Pat. No. 10,768,412

DEVICE FOR PROTECTING AN OPTICAL SENSOR AND ASSOCIATED DRIVING ASSISTANCE SYSTEM

1. A device for an optical sensor for a motor vehicle, said optical sensor comprising an optic, the device comprising:a housing that is mounted to be able to rotate around an axis of rotation and that has a compartment that is configured to accommodate the optical sensor;
an optical element that is securely fastened to the housing, the optical element having at least one planar surface that is configured to be placed in the field of view of the optical sensor; and
an actuator that is coupled to the housing to drive the housing and the optical element to rotate,
wherein the actuator is disposed entirely behind the housing,
wherein the optical sensor and the actuator comprise respective complimentary apertures for connecting to a power-supply wiring harness, and
wherein the housing further comprises an anti-condensation means comprising at least two orifices arranged symmetrically about the axis of rotation of the housing, wherein the orifices provide ventilation and prevent condensation from accumulating.

US Pat. No. 10,768,411

HYBRID MEMS SCANNING MODULE

APPLE INC., Cupertino, C...

1. A scanning device, comprising:a base containing one or more rotational bearings disposed along a gimbal axis;
a gimbal, comprising a shaft that fits into the rotational bearings so that the gimbal rotates about the gimbal axis relative to the base;
a mirror assembly, comprising a semiconductor substrate, which has been etched and coated to define:
a support, which is fixed to the gimbal;
at least one mirror, contained within the support; and
a connecting member connecting the at least one mirror to the support and defining at least one mirror axis, about which the at least one mirror rotates relative to the support; and
a drive, comprising:
a mirror drive assembly, which comprises at least one rotor comprising one or more permanent magnets, which are fixed to the at least one mirror, and a stator comprising at least one core, which is positioned in proximity to the at least one mirror and wound with one or more coils;
a gimbal drive assembly, which is configured to rotate the gimbal about the gimbal axis; and
drive circuitry, which is coupled to apply electrical currents to the gimbal drive assembly and to the one or more coils of the mirror drive assembly so as to cause the gimbal and the at least one mirror to rotate about the gimbal axis and the at least one mirror axis, respectively.

US Pat. No. 10,768,410

DETECTION OF AMPLITUDE, REGULATION OF AMPLITUDE AND DETECTION OF DIRECTION OF AN OSCILLATION OF AN OSCILLATORY BODY

Infineon Technologies AG,...

1. A device for detecting and/or regulating an amplitude of an oscillation of an oscillatory body about an oscillation axis, wherein a change in a capacitance between at least one electrode of the oscillatory body and a stationary electrode takes place during the oscillation of the oscillatory body, wherein the device comprises:a detection circuit to detect a signal representing a measure of the change in the capacitance; and
an evaluation circuit to:
ascertain a pulse width of a pulse in the signal before a crossing through a reference position of the oscillation;
determine information from the pulse width,
wherein the information includes a measure of a time interval between a predetermined event in the signal corresponding to an angular position of the oscillatory body, and a point in time of the crossing; and
at least one of:
calculate the amplitude from the information and an ascertained period of the oscillation, or
regulate the amplitude using the information and the ascertained period.

US Pat. No. 10,768,409

SPATIAL LIGHT MODULATOR UNIT, ILLUMINATION OPTICAL SYSTEM, EXPOSURE DEVICE, AND DEVICE MANUFACTURING METHOD

NIKON CORPORATION, Tokyo...

1. An illumination optical apparatus which illuminates an object with illumination light, the apparatus comprising:a first spatial light modulator arranged in an optical path of the illumination light, which includes a plurality of first mirror elements;
a second spatial light modulator arranged in the optical path of the illumination light from the first spatial light modulator, which includes a plurality of second mirror elements;
a control unit which controls the first and second spatial light modulators so as to control postures of the first and second plurality of mirror elements;
an optical integrator arranged in the optical path of the illumination light from the second spatial light modulator and arranged on an incidence side of an illumination pupil plane of the illumination optical apparatus; and
a first optical system arranged in the optical path of the illumination light between the first and second spatial light modulators, the first optical system including a Fourier transform optical system,
wherein the control unit controls the postures of the first and second plurality of mirror elements so as to set a light intensity distribution of the illumination light on the illumination pupil plane.

US Pat. No. 10,768,408

PROCESS FOR MANUFACTURING A MEMS MICROMIRROR DEVICE, AND ASSOCIATED DEVICE

STMicroelectronics S.r.l....

1. A process for manufacturing a micromirror device in MEMS technology, comprising the steps of:forming a buried cavity in a monolithic body of semiconductor material having a first and a second main surfaces, the buried cavity delimiting a suspended membrane arranged between the buried cavity and the first main surface;
forming an opening in the monolithic body from the second main surface, the opening extending as far as and joining to the buried cavity;
defining the suspended membrane to form a supporting frame and a mobile mass carried by the supporting frame and rotatable about an axis parallel to the first main surface, wherein the mobile mass has a width less than a width of the opening; and
forming a reflecting region on top of the mobile mass.

US Pat. No. 10,768,407

EMBEDDABLE MODULE FOR HIGH OUTPUT LED

Acera, LLC, Beverly, MA ...

1. A light module, comprising:a housing providing a hollow chamber extending from a proximal end to a distal end,
a lens positioned in the hollow chamber, the lens having a lens body comprising an input surface for receiving light from a light source and an output surface through which light exits the lens,
a pair of sleeves disposed on opposite sides of the lens,
an adapter configured for removable and replaceable coupling to the distal end of the hollow chamber of the housing, the adapter being further configured for receiving a proximal part of a light guide such that the light guide is secured within the adapter so as to receive at least a portion of the light exiting the output surface of the lens.

US Pat. No. 10,768,406

IMAGING SYSTEM

Scanogen Inc., Baltimore...

1. An imaging system, comprising:a. a sample holder configured to hold a sample containing a particle;
b. an illumination source configured to illuminate the sample;
c. a lens having a magnification ratio of from about 1:5 to about 5:1 and configured to generate a blurred image of the particle in the sample, wherein a dimension of the blurred image of the particle is greater than the dimension of the particle multiplied by the magnification ratio of the lens, and wherein a field of view in an image plane of the lens is larger than twice a size of the particle;
d. an image sensor having a pixel size of less than about the dimension of the blurred image of the particle and senses the blurred image of the particle, wherein an intensity of the blurred image of the particle is distributed on at least two pixels of the image sensor to form an intensity distribution; and
e. an image processor operatively connected to the image sensor to process the blurred image of the particle and to find a center of an intensity distribution for multiple pixels of the image sensor within a high precision, sub-pixel particle position measurement resolution in order to determine a position or a movement of the particle, wherein a size of the particle is less than a dimension of about five pixels and wherein the center of the intensity distribution is found by at least one of a two dimensional fit to the intensity distribution and a geometric center of a bead image based on a threshold of the intensity distribution.

US Pat. No. 10,768,405

MICROSCOPE HAVING AN OBJECTIVE-EXCHANGING DEVICE

CARL ZEISS MICROSCOPY GMB...

1. A microscope comprising:an objective receptacle;
an objective interchange apparatus, the objective interchange apparatus including:a holder for receiving a plurality of objectives at respective holder positions, wherein each objective includes an objective retainer having an outer centering diameter as a reference surface and wherein the objective retainer of each objective has at least one planar support surface that extends orthogonally with respect to an optical axis of the objective when the objective is located in the objective receptacle, wherein the objective receptacle is configured for receiving an objective and is arranged in an optical beam path of the microscope;an objective delivery device configured for transporting a selected objective between the holder position of the selected objective and the objective receptacle; and
a clamping apparatus configured for retaining the objective in a use position in the objective receptacle in a spatially fixed manner, wherein the clamping apparatus is formed by an abutment surface of the objective receptacle and at least one clamping element, wherein the objective retainer of the objective, when in the use position, is clampable by way of its planar support surface against the abutment surface by the clamping element,
wherein the objective receptacle is configured to remain in the optical beam path during the transport of the objective, and wherein the objective retainer of the selected objective and the objective receptacle are configured such that the centering diameter of the objective retainer is guided against a lateral reference surface located in the objective receptacle, such that a reproducible positioning of the selected objective perpendicular to an optical axis of the microscope is achieved, and
wherein the objective delivery device includes a driver and wherein the objective retainer includes a coupling region configured to releasably connect to the driver.

US Pat. No. 10,768,404

MODULATION MONITORING SYSTEM FOR USE WITH AN IMAGING SYSTEM THAT INCLUDES A HIGH SPEED PERIODICALLY MODULATED VARIABLE FOCAL LENGTH LENS

Mitutoyo Corporation, Ka...

1. A modulation monitoring system for use with an imaging system that images a workpiece surface and that includes a high speed periodically modulated variable focal length (VFL) lens, wherein:the imaging system comprises:
an imaging light source that is not the workpiece surface and that is configured to provide source light along a source light path to illuminate the workpiece surface, wherein the source light travels from the imaging light source to the workpiece surface and the source light is at least one of reflected or transmitted by the workpiece surface as image light;
an objective lens configured to input the image light arising from the workpiece surface, the VFL lens configured to receive image light transmitted by the objective lens along an imaging optical path, and a camera configured to receive light transmitted by the VFL lens along the imaging optical path;
a VFL lens controller configured to control the VFL lens to periodically modulate its optical power at high speed and thereby periodically modulate a focus position of the imaging system over a plurality of imaging system focus Z heights along a Z-height direction, and
the modulation monitoring system comprises:
a VFL-traversing light source, comprising a light source configured to provide VFL-traversing light along a modulation monitoring light path through the VFL lens, wherein the VFL-traversing light source comprises a different light source than the imaging light source and the modulation monitoring light path does not include the workpiece surface; and
a modulation signal determining portion comprising an optical detector configured to receive the VFL-traversing light, wherein the VFL-traversing light travels from the VFL-traversing light source through the VFL lens and to the optical detector but does not travel to or from the workpiece surface that is imaged by the imaging system, and the optical detector is configured to provide at least one optical detector signal that corresponds to the modulated optical power of the VFL lens, and the modulation monitoring system outputs at least one modulation monitoring signal based on the at least one optical detector signal.

US Pat. No. 10,768,403

AUTO-FOCUS METHODS AND SYSTEMS FOR MULTI-SPECTRAL IMAGING

Ventana Medical Systems, ...

1. A system for enhancing a focus of an image of a biological specimen, the system comprising (i) one or more processors, and (ii) one or more memories coupled to the one or more processors, the one or more memories to store computer-executable instructions that, when executed by the one or more processors, cause the system to perform operations comprising:determining an in-focus base focus plane for a first slide position of a microscope slide, wherein the in-focus base plane is determined by running an auto-focus routine on at least one of a gray scale or a color channel slide image of the first slide position;
deriving offset values that provide a best focus plane for each of a plurality of color channels or filter bands for the first slide position, wherein the offset values are derived from a pre-computed auto-focus model;
generating an image for each of the plurality of color channels or filter bands based on the identified offset values and the determined in-focus base focus plane for the first slide position; and
computing a composite image for the first slide position by combining each of the obtained images for each of the plurality of color channels or filter bands.

US Pat. No. 10,768,402

MICROSCOPY OF A TISSUE SAMPLE USING STRUCTURED ILLUMINATION

THE ADMINISTRATORS OF THE...

1. A method comprising:projecting light through a spatial light modulator in a plurality of orientations to provide a plurality of spatial light patterns sequentially illuminating a focal plane within an excised tissue sample, wherein the tissue sample is pre-stained with a fluorescent contrast agent;
imaging the fluorescence emitted from the sample as each of the plurality of spatial light patterns are projected on the tissue sample to form a plurality of microscopy images; and
combining the plurality of microscopy images to form an image of an optical section of the excised tissue sample, wherein the image exhibits an improved contrast due to rejecting out of focus light in the plurality of microscopy images during the combining.

US Pat. No. 10,768,401

MICROSCOPE APPARATUS AND METHOD FOR CALIBRATING POSITION OF LIGHT SOURCE

INDUSTRY-ACADEMIC COOPERA...

1. A microscope apparatus comprising:a light source unit configured to radiate light onto a[ [n]] subject and including a light emitting element array having a plurality of light emitting elements;
an optical unit disposed in parallel with the subject and configured to form enlarged images of the subject receiving the radiated light;
an image sensor configured to generate enlarged pictures of the subject based on the enlarged images formed through the optical unit; and
a processor operably connected with the light source unit, the optical unit, and the image sensor, and calibrating a position of the light source unit based on a plurality of image generated by the image sensor, wherein the processor is configured to:
radiate a plurality of beams of light simultaneously or sequentially onto the subject using the light source unit;
acquire a plurality of subject images for the subject based on the enlarged pictures from the image sensor;
set a plurality of position error candidate values for the light source unit;
acquire a plurality of final subject images by combining the plurality of subject images using the plurality of position error candidate values;
calculate a plurality of image errors between the plurality of final subject images and original images; and
calibrate a position of the light source unit based on the plurality of image errors,
wherein the processor is further configured to:
calculate k-vectors of the light-emitting elements; and
acquire the plurality of final subject images using the k-vectors and a Fourier Ptychography microscopy (FPM) algorithm,
wherein the processor is further configured to convert the plurality of final subject images into a low-resolution image by:
moving the plurality of final subject images by the k-vectors of the light emitting elements; and
performing low pass filtering.

US Pat. No. 10,768,400

VARYING AN ILLUMINATION PATH OF A SELECTIVE PLANE ILLUMINATION MICROSCOPY

1. A system for illuminating a microscopy specimen, comprising:an illumination source configured to emit a light that travels along an illumination path to illuminate the microscopy specimen placed on an optical detection path of an optical microscope; and
optical elements in the illumination path and configured to at least in part transform the light from the illumination source into a light sheet illuminating the microscopy specimen;
wherein the optical elements include an electronically tunable lens configured to vary a focal distance of the electronically tunable lens to dynamically vary a position of a waist of the light sheet illuminating the microscopy specimen; and
wherein the optical elements include a deflector configured to vertically move the light sheet to illuminate the microscopy specimen at different horizontal planes; and
wherein the optical detection path includes a second electronically tunable lens configured to automatically vary a focal distance of the second electronically tunable lens.

US Pat. No. 10,768,399

MIRROR DEVICE

Leica Microsystems CMS Gm...

1. A mirror device for deflecting illuminating light in single plane illumination microscopy, the device comprising:a holding component that comprises a connecting element for mounting the holding component on a microscope objective, wherein at least one deflection mirror is detachably mounted on the holding component,
wherein the mirror device comprises at least one opening through which a sample is transferable into an investigation position and/or removable from the investigation position; and
wherein the at least one opening defines a transport path that proceeds in a direction different from zero degrees, with respect to an axial direction and/or to an optical axis of the microscope objective on which the mirror device is mounted.

US Pat. No. 10,768,398

SOLAR-CONCENTRATING SOLARIZATION APPARATUS, METHODS, AND APPLICATIONS

CORNELL UNIVERSITY, Itha...

1. A solar-concentrating solarization system, comprising:a mobile platform, having at least one surface that is steerable about at least one platform-coordinate axis via at least one first actuator, the at least one surface comprising a plurality of optically reflective elements steerable about at least one optically reflective element-coordinate axis via at least one second actuator;
a remote temperature sensor to remotely measure a temperature of a soil spot illuminated by the plurality of optically reflective elements; and
a controller operatively connected to at least one of the at least one first actuator and the at least one second actuator to steer a respective one or more of the at least one surface and the plurality of optically reflective elements, the controller being configured to select a soil spot for solarization, to steer the respective one or more of the at least one surface and the plurality of optically reflective elements to target the selected soil spot for solarization, to monitor a temperature of the soil spot measured by the remote temperature sensor, and to determine if the temperature measured by the remote temperature sensor for the selected soil spot has reached a temperature of at least 50° C.

US Pat. No. 10,768,397

PROJECTION OPTICAL SYSTEM AND PROJECTION TYPE DISPLAY DEVICE

FUJIFILM Corporation, To...

1. A projection optical system that forms an intermediate image at a position conjugate to an image displayed by an image display element provided on a reduction side conjugate plane, and projects the intermediate image onto a magnification side conjugate plane as a magnified image, the projection optical system comprising:a first optical system constituted by a first plurality of lenses that forms the image displayed by the image display elements as an intermediate image;
a second optical system constituted by a second plurality of lenses that focuses the intermediate image on the magnification side conjugate plane; and
two reflective surfaces positioned to bend an optical path by 90 degrees; wherein:
at least a first lens of the first plurality of lenses is arranged at a position of a reduction side from the two reflective surfaces, and at least a second lens of the second plurality of lenses is arranged at a position of a magnification side from the two reflective surfaces;
in which Conditional Formulae (1) and (3) below being satisfied:
10.0 8.0 wherein TL1 is the distance along the optical axis from the surface most toward the reduction side to the surface most toward the magnification side within the first optical system, D12 is the distance along the optical axis between the first optical system and the second optical system, and f is the focal length of the entire projection optical system.

US Pat. No. 10,768,396

ZOOM LENS AND IMAGE PICKUP APPARATUS USING THE SAME

OLYMPUS CORPORATION, Tok...

1. A zoom lens comprising, in order from an object side to an image side:a front unit having a negative refractive power; and
a rear unit having a positive refractive power, which includes an aperture stop,
wherein:
the front unit includes a first lens having a negative refractive power, a second lens having a negative refractive power, and a third lens having a positive refractive power,
the first lens is disposed nearest to an object, and has a meniscus shape of which a convex surface is directed toward the object side,
the second lens is disposed on the image side of the first lens, and has a meniscus shape of which a convex surface is directed toward the object side,
the rear unit includes, in order from the object side to the image side, a first lens unit A and a second lens unit B,
at a time of zooming from a wide angle end to a telephoto end, a distance between the front unit and the rear unit narrows, and a distance between the first lens unit A and the second lens unit B changes,
the first lens unit A includes, in order from the object side to the image side, a first sub-lens unit having a positive refractive power, the aperture stop, and a second sub-lens unit,
the second sub-lens unit includes a focusing lens unit,
at a time of focusing, only the focusing lens unit moves along an optical axis,
at the time of zooming, a distance between the first sub-lens unit and the second sub-lens unit changes, and
the following conditional expression is satisfied:
65 where,
?dFnmax denotes a maximum of Abbe number from among Abbe numbers for lenses having a negative refractive power in the front unit.

US Pat. No. 10,768,395

CAMERA LENS ASSEMBLY AND CAMERA DEVICE EQUIPPED WITH CAMERA LENS ASSEMBLY

Zhejiang Sunny Optical Co...

1. A camera lens assembly, comprising a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens arranged in sequence from an object side to an image side along an optical axis,wherein the first lens has a positive focal power,
the second lens has a positive focal power,
the third lens has a negative focal power, and
the sixth lens has a negative focal power,
wherein a combined focal length f12 of the first lens and the second lens and a focal length f3 of the third lens satisfy: ?0.7 wherein a combined focal length f56 of the fifth lens and the sixth lens and a total effective focal length f of the camera lens assembly satisfy: |f/f56|?0.23.

US Pat. No. 10,768,394

ELECTRONIC DEVICE

LARGAN PRECISION CO., LTD...

1. An electronic device, comprising at least one optical lens assembly, which comprises four lens elements, the four lens elements being in order from an outside to an inside:a first lens element having an outside surface being concave in a paraxial region thereof and an inside surface being convex in a paraxial region thereof;
a second lens element;
a third lens element; and
a fourth lens element having an inside surface being convex in a paraxial region thereof;
wherein a central thickness of the first lens element is CT1, a central thickness of the fourth lens element is CT4, a focal length of the first lens element is f1, a focal length of the second lens element is f2, a focal length of the third lens element is f3, a focal length of the fourth lens element is f4, and the following conditions are satisfied:
0 |f3/f1|+|f3/f2|+|f3/f4|<0.85.

US Pat. No. 10,768,393

CAMERA LENS MODULE

JAHWA electronics Co., Lt...

1. A camera lens module comprising:an optical element assembly;
an auto-focusing assembly inducing a lens barrel;
an optical element base provided over the lens barrel in an orthogonal direction of an optical axis;
an optical element driving unit configured in a flat plate form, disposed to face one side surface of the auto-focusing assembly in parallel, and upright disposed on the optical element base in a direction of an optical axis; and
an optical element unit disposed in parallel to a top surface of the optical element base,
wherein the optical element unit rotated in conjunction with the optical element driving unit,
wherein the optical element driving unit comprises a movable magnet configured to linearly move in the orthogonal direction of an optical axis in a state in which the optical element driving unit has faced the one side surface of the auto-focusing assembly, and the optical element unit is rotated in conjunction with the linear movement of the movable magnet.

US Pat. No. 10,768,392

LENS MODULE AND METHOD OF ASSEMBLING LENS MODULE

TRIPLE WIN TECHNOLOGY(SHE...

1. A method of assembling a lens module, the method comprising:providing a circuit board and a photosensitive chip, wherein:
the circuit board comprises a first surface, an opposite second surface, a first hard portion, a second hard portion, and a soft portion, the soft portion located between the first hard portion and the second hard portion;
the circuit board defines a first through hole and the photosensitive chip is installed on the first surface aligned with the first through hole;
the first surface comprises a plurality of electronic components and gold fingers installed thereon, the electronic components and the gold fingers being located on the first hard portion on the first surface of the circuit board; and
one side of the photosensitive chip comprises an electrical coupling portion on an edge thereof, the electrical coupling portion electrically coupled to the gold fingers;
fixing the photosensitive chip onto the circuit board;
molding an injection molding layer on the first surface of the circuit board having the electronic components to integrally form the injection molding layer on the circuit board, the injection molding layer sealing the electronic components and the photosensitive chip within the injection molding layer;
providing a mounting frame and fixing the mounting frame onto the second surface of the circuit board, the mounting frame arranged on a side of the circuit board opposite to the photosensitive chip;
providing a filter and fixing the filter onto the mounting frame or onto the second surface of the circuit board, the filter arranged on a side of the circuit board opposite to the photosensitive chip;
providing a lens and a lens holder and installing the lens within the lens holder; and
fixing the lens holder onto a surface of the mounting frame facing away from the circuit board, the lens arranged on a side of the circuit board opposite to the photosensitive chip.

US Pat. No. 10,768,391

ADJUSTABLE OPTICAL LENS AND CAMERA MODULE AND ALIGNING METHOD THEREOF

Ningbo Sunny Opotech Co.,...

1. A camera module, comprising:an optical sensor, and
an adjustable optical lens, which is optically coupled with said optical sensor, comprises a plurality of lens elements and an optical structure element which comprises a lens barrel, wherein said lens elements are spacedly and overlappingly arranged within said optical structure element, wherein at least one of said lens elements is permanently affixed to said optical structure element that an assemble position thereof is fixed, wherein at least one of said lens elements is configured as an adjustable lens element that an assemble position thereof is arranged to be adjustable along multiple directions selected from the group consisting of a horizontal direction, a vertical direction, an incline direction, and a peripheral direction to adjust relative positions between said adjustable lens element and other lens elements as well as a relative position between said adjustable lens element and said optical sensor before permanently affixed to said optical structure element, wherein one or more channels are provided in said optical structure element penetrating a thickness of said optical structure element and positioned with respect to said adjustable lens element to communicate an interior space of said optical structure element with an outside environment thereof for adjusting and permanently fixing said adjustable lens element in position within said optical structure element based on an image obtained by said optical sensor, so as to complete an alignment of said adjustable optical lens with said optical sensor for calibration, wherein an adhesive element is filled into at least one of said channels to a portion of said adjustable lens element after said alignment of said adjustable lens element is adjusted.

US Pat. No. 10,768,390

MOUNTING SYSTEM AND KIT FOR AERIAL MOUNTING OF A FIBER OPTIC ENCLOSURE

CommScope Technologies LL...

1. A mounting system for suspending an enclosure from an aerial strand at a location near a pole, the enclosure including a base and a removable dome that attaches to the base to store one or more cables, the mounting system comprising:a retention bracket arrangement for securing the aerial strand to the pole with the enclosure being offset vertically from the aerial strand; and
an anti-rotation pipe secured to the pole via the retention bracket arrangement, the anti-rotation pipe having a main body, the main body including a first end that terminates at the enclosure and a second end that terminates at the pole, and the main body of the anti-rotation pipe having a length that extends from the first end to the second end;
wherein the retention bracket arrangement includes a strand clamp and a bracket arrangement, wherein the bracket arrangement includes a mounting plate with extensions extending perpendicularly from the mounting plate, an L-shaped bracket, and an elbow bracket.

US Pat. No. 10,768,389

FLEXIBLE FIBER NODE CONNECTOR

PPC BROADBAND, INC., Eas...

1. A fiber node connector comprising:a flexible duct having a first end and a second end, and having a first through bore extending from the first end to the second end;
a nut having a second through bore, the nut being configured to be coupled with a port of a fiber node;
a connector body coupled with the second end of the flexible duct and having a third through bore;
a first duct fitting attached to an outer surface at a first end of the flexible duct such that the first duct fitting is axially and rotatably fixed to the flexible duct, the first duct fitting having a collar portion and two retaining portions spaced apart in an axial direction of the flexible duct and extending outward from the collar portion; and
a second duct fitting attached to an outer surface at a second end of the flexible duct such that the second duct fitting is axially and rotatably fixed to the flexible duct, the second duct fitting having a collar portion and two retaining portions spaced apart in an axial direction of the flexible duct and extending outward from the collar portion of the second duct fitting,
wherein the nut includes an inward lip configured to be received between the two retaining portions of the first duct fitting to couple the nut with the first end of the flexible duct, the two retaining portions of the first duct fitting being configured to permit the nut to rotate relative to the flexible duct and to permit limited relative axial movement between the nut and the flexible duct,
wherein the connector body includes an inward lip configured to be received between the two retaining portions of the second duct fitting to couple the connector body with the second end of the flexible duct, the two retaining portions of the second duct fitting being configured to permit the connector body to rotate relative to the flexible duct and to permit limited relative axial movement between the connector body and the flexible duct,
wherein the first, second, and third through bores provide a continuous bore through the connector, and
wherein the connector body is configured to receive a fiber optic cable, and the first, second, and third through bores permit a fiber of the fiber optic cable to pass through the flexible duct and the nut and out of the nut for coupling with a fiber optic connection at the fiber node.

US Pat. No. 10,768,388

CYLINDRICAL OPTICAL FIBER SHUFFLE

Fujin Precision Industria...

1. An optical fiber shuffle for recombining a plurality of optical fibers of a first optical cable into a second optical cable, the optical fiber shuffle comprises:a fixing rod;
a first fixing plate defining a plurality of first fixing grooves, the plurality of first fixing grooves configured to respectively receive the plurality of optical fibers of the first optical cable; and
a second fixing plate defining a plurality of second fixing grooves, the plurality of second fixing grooves configured to respectively receive the plurality of optical fibers of the first optical cable after the plurality of optical fibers are wound around the fixing rod and recombined into the second optical cable; wherein:
the first fixing plate and the second fixing plate are respectively located at two ends of the fixing rod.

US Pat. No. 10,768,387

CROSS CONNECT SYSTEM AND TRAY

BELDEN CANADA INC., (CA)...

1. A fiber optic system for connection to at least one external device, the system comprising:a case comprising two opposed side walls defining a tray receiving space therebetween;
a tray slideably received within said tray receiving space for receiving at least one device comprising a fiber optic cable exiting a rearward side of said device and for interconnecting said at least one device to the at least one external device, said tray comprising a vertical side edge and a cable guide channel comprising an exit in said vertical side edge and defining a cable receiving passage between said exit and said rearward side of said at least one device, said cable guide channel receiving said fiber optic cable for guiding at least a portion of said cable between said rearward side of said at least one device and the at least one external device via said exit; and
a sliding engagement between said vertical side edge and an adjacent one of said sidewalls comprising an elongate link member comprising a first side and a second side opposite said first side, said first side mounted to said adjacent one of said sidewalls for sliding along said sidewall and said vertical side edge mounted to said second side for sliding along said second side;
wherein said tray is moveable between a closed tray position wherein said tray is received within said tray receiving space and an open tray position wherein said tray is in front of said tray receiving space via an intermediate position where said tray is partly in front of said tray receiving space and further wherein said elongate link member is stationary as said tray is moved between said closed position and said intermediate position and said elongate link member moves with said tray as said tray is moved between said intermediate position and said open position.

US Pat. No. 10,768,386

RAPID UNIVERSAL RACK MOUNT ENCLOSURE

CommScope Technologies LL...

1. A fiber optic network assembly comprising:an optical distribution frame having a cable enclosure assembly, the cable enclosure assembly including:
an enclosure having a front side and a rear side, the enclosure comprising:
a first major side, the first major side being void of an access opening;
a second major side generally parallel to the first major side;
a first minor side; and
a second minor side oppositely disposed to the first minor side; wherein the first minor side and the second minor side extend generally perpendicularly between the first major side and the second major side, the enclosure defining an interior region and a front opening at the front side;
a cable spool disposed in the interior region of the enclosure and rotatably engaged with the enclosure, the cable spool including a first flange, an oppositely disposed second flange, and a drum disposed between the first and second flanges, the first and second flanges extending radially outwardly from the drum, the second flange including a first surface;
a cable management portion positioned on the first surface of the second flange, the cable management portion including a fan-out mounting area that is adapted to receive a fan-out;
a plurality of adapters disposed on the cable spool so that the plurality of adapters rotate in unison with the cable spool; the plurality of adapters being positioned at the front opening of the enclosure such that first sides of the plurality of adapters are accessible from the front side of the enclosure without removing the plurality of adapters from the cable spool; and
brackets adjacent the front side of the enclosure, the brackets having mounting flanges that are attached to the first minor side and the second minor side for mounting the enclosure to the optical distribution frame, the brackets being configured such that when the enclosure is mounted to the optical distribution frame, the first major side is a top surface and the second major side is a bottom surface.

US Pat. No. 10,768,385

HIGH DENSITY FIBER ENCLOSURE AND METHOD

Panduit Corp., Tinley Pa...

1. A slack management plate configured to be mounted to a chassis in a high density fiber enclosure system, the slack management plate comprising:at least one support pin, wherein the slack management plate is configured to pivot about the at least one support pin;
at least one fastener configured to engage a rear of the chassis to releasably secure the slack management plate to the chassis in a mounted state such that the slack management plate is substantially level relative to the chassis in the mounted state, wherein the slack management plate is configured to be releasably rotatable to the rear of the chassis via the at least one support pin and the at least one fastener; and
wherein the slack management plate is configured to manage cable slack.

US Pat. No. 10,768,384

HIGH FIBER DENSITY, LOW BEND LOSS OPTICAL FIBER CABLE

CORNING OPTICAL COMMUNICA...

1. A densely packed, low bend loss optical fiber cable comprising:an outer cable jacket;
a plurality of buffer tubes surrounded by the cable jacket, each buffer tube including an inner surface defining a channel and an outer surface facing an inner surface of the cable jacket;
an inner group of at least one optical fiber located within the channel of each buffer tube; and
an outer group of a plurality of optical fibers located within the channel of each buffer tube and surrounding the inner group;
wherein the optical fibers of the outer group and inner group are packed within each buffer tube such that a maximum gap length measured between any pair of adjacent optical fibers of the outer group is less than an outer diameter of the at least one optical fiber of inner group such that the at least one optical fiber of the inner group is blocked from moving from the inner group to the outer group;
wherein each of the optical fibers of the inner group and outer group comprise:
a mode field diameter of larger than 9 microns at 1310 nm;
a cable cutoff of less than 1260 nm;
a macrobend loss of less than 0.5 dB/turn at 1550 nm for a mandrel diameter of 15 mm; and
wherein each buffer tube has an inner diameter D1 and each optical fiber of both the outer group and the inner group has an outer diameter D2, wherein the total number of optical fibers in each buffer tube is a plural number, N, wherein the N optical fibers are densely packed within each buffer tube such that a diameter ratio parameter, ?, is defined as the ratio D1/D2, and is 2.25+0.143(N)???1.14+0.313(N).

US Pat. No. 10,768,383

OPTICAL AXIS ADJUSTMENT METHOD, MANUFACTURING METHOD, AND OPTICAL AXIS ADJUSTMENT DEVICE FOR INTEGRATED OPTICAL MODULE

MITSUBISHI ELECTRIC CORPO...

1. An optical axis adjustment method for an integrated optical module including, in a package, an optical demultiplexer that demultiplexes an incident light beam into at least a first light beam and a second light beam that have different wavelengths, and at least a first light receiving element and a second light receiving element that receive the first light beam and the second light beam, respectively, the first light beam being suitable for a wavelength band of a light beam to be received by the first light receiving element, the second light beam being suitable for a wavelength band of a light beam to be received by the second light receiving element, the optical axis adjustment method comprising steps of:measuring output currents by changing a wavelength of the incident light beam introduced into the package and detecting, with the first light receiving element and the second light receiving element, light beams resulted from demultiplexing the incident light beam with a first filter and a second filter;
detecting center wavelengths of the first light beam and the second light beam based on a change in the output currents in response to a change in the wavelength of the incident light beam;
comparing the center wavelengths of the first light beam and the second light beam with design transmission wavelengths of the first filter and the second filter, and defining respective differences as a first wavelength deviation and a second wavelength deviation; and
adjusting a position of the optical demultiplexer so that the total sun of the first wavelength deviation and the second wavelength deviation lies within the design range.

US Pat. No. 10,768,382

MULTIPORT ASSEMBLIES INCLUDING ACCESS APERTURES AND A RELEASE TOOL

1. A multiport assembly comprising:a shell extending between a front end and a rear end positioned opposite the front end, the shell defining:
a cavity bounded by the shell;
a plurality of apertures extending through the shell to the cavity, each aperture defining a tool insertion path extending inward from the plurality of apertures into the cavity; and
a plurality of optical connector ports positioned at the front end of the shell and each defining a respective connector insertion path extending inward from the plurality of optical connector ports into the cavity of the shell;
a plurality of optical adapter assemblies positioned within the cavity of the shell, the plurality of optical adapter assemblies structurally configured to optically couple one or more input optical connectors to one or more output optical connectors; and
a plurality of sealing piston securing members associated with respective ones of the connector insertion paths, each sealing piston securing member of the plurality of sealing piston securing members comprising a button portion and a securing portion positioned below the button portion, wherein each of the sealing piston securing members is repositionable between an engaged position, in which at least a portion of the securing portion intersects the connector insertion path, and a disengaged position, in which the securing portion is spaced apart from the connector insertion path, and wherein a width of the button portion of each of the sealing piston securing members is greater than width defined by each of the plurality of apertures.

US Pat. No. 10,768,381

LC DUPLEX CONNECTOR

1. An LC duplex connector, comprising front casings, rear casings, an upper cover panel and a lower cover panel; each of the front casings is provided with a press strip; a fastening point is provided on the press strip; wherein the LC duplex connector also comprises an intermediate panel and a pull rod; a first through hole and a second through hole are provided on the upper cover panel and the lower cover panel respectively; an elastic arm corresponding to the first through hole and the second through hole is provided on the intermediate panel; the elastic arm is inserted into the first through hole and the second through hole so that the intermediate panel is fixed with respect to the upper cover panel and the lower cover panel; the pull rod is installed on the intermediate panel and is axially slidable; the press strip is provided with a reverse hook; the pull rod is provided with pulling hooks each being cooperative with a corresponding reverse hook.

US Pat. No. 10,768,380

FERRULE, FERRULE WITH OPTICAL FIBER, AND METHOD OF MANUFACTURING FERRULE WITH OPTICAL FIBER

Fujikura Ltd., Tokyo (JP...

1. A ferrule that holds an end part of an optical fiber, the ferrule comprising:a fiber hole into which the optical fiber is inserted;
an upper wall part and a lower wall part that define a hollow adhesive filling part, wherein
the lower wall part faces the upper wall part, the adhesive filling part is filled with an adhesive applied between the optical fiber inserted in the fiber hole and an inner wall surface of the adhesive filling part,
the upper wall part has an upper opening through which the adhesive passes into the adhesive filling part, and
the lower wall part has a lower opening that ventilates the adhesive filling part to outside of the ferrule.

US Pat. No. 10,768,379

SYNCHRONOUS MONITORING DEVICE AND METHOD FOR RADIAL AND AXIAL VIBRATION OF SHEARER DRUM

CHINA UNIVERSITY OF MININ...

1. A synchronous monitoring device for radial and axial vibration of a shearer drum, comprising:a laser,
a first optical fiber coupler, an optical isolator,
a second optical fiber coupler,
a third optical fiber coupler,
an optical fiber collimator,
a first photodetector,
a second photodetector,
a first signal processing module, and
a second signal processing module,
wherein a port (20) of the first optical fiber coupler is connected to an output end of the laser, a port (21) is connected to a port (31) of the optical isolator, and a port (22) is connected to a port (42) of the second optical fiber coupler, the port (21) and the port (22) are located at a same side of the first optical fiber coupler and are opposite to the port (20);
a port (32) of the optical isolator is connected to a port (52) of the third optical fiber coupler;
a port (40) of the second optical fiber coupler is connected to an input end of the first photodetector, and a port (41) is connected to a port (51) of the third optical fiber coupler, the port (41) and the port (42) are located at a same side of the second optical fiber coupler and are opposite to the port(40);
a port (50) of the third optical fiber coupler is connected to an input end of the second photodetector, and a port (54) is connected to the optical fiber collimator, the port (50), the port (51), and the port (52) are located at the same side of the third optical fiber coupler and are opposite to the port(54);
an output end of the first photodetector is connected to an input end of the first signal processing module, and an output end of the second photodetector is connected to an input end of the second signal processing module;
an end face of the shearer drum perpendicular to a rotation axis is provided with a reflective coating perpendicular to a parallel light beam emitted from the optical fiber collimator; a width of the reflective coating in a radial direction of the shearer drum is the same as a diameter of the parallel light beam emitted from the optical fiber collimator;
the laser, the first optical fiber coupler, the optical isolator, the second optical fiber coupler, the third optical fiber coupler, the optical fiber collimator, the first photodetector, the second photodetector, the first signal processing module, and the second signal processing module all are disposed on a shearer ranging arm.

US Pat. No. 10,768,378

FIBER ALIGNMENT DEVICE, FERRULE DEVICE AND METHOD OF MANUFACTURING THE FERRULE DEVICE

CommScope Telecommunicati...

1. A fiber alignment device for calibrating position accuracy of a fiber in a fiber bore of a ferrule assembly, the fiber bore being defined by an inner circumferential surface of a ferrule of the ferrule assembly, comprising:a fixation block;
an alignment element having a first end portion fixed in the fixation block and a second end portion formed with a protrudent platform, an alignment groove being formed in the alignment element and extending to an end of the protrudent platform in a central axis of the alignment element;
an alignment sleeve having a first end portion fitted on the second end portion of the alignment element and a second end portion opposite to the first end portion; and
a spring element having a first end extending into the alignment sleeve and pressed against the alignment groove in the protrudent platform in a direction perpendicular to the central axis of the alignment element,
wherein the fiber protrudes from the front end of the ferrule assembly, and the front end of the ferrule assembly is inserted into the alignment sleeve from the second end portion of the alignment sleeve until a predetermined length of the fiber protruding from the front end of the ferrule assembly enters into the alignment groove of the alignment element,
wherein when the front end of the ferrule assembly is inserted into the alignment sleeve and when the fiber is inserted into the alignment groove of the alignment element, the position accuracy of the fiber in the fiber bore of the ferrule is calibrated to reach position accuracy of the fiber in the alignment groove of the alignment element, and
wherein the first end of the spring element is configured to be pressed against a portion of the fiber inserted into the alignment groove and protruding beyond the front end of the ferrule assembly, so that an orientation of a center of the fiber with respect to a center of the fiber bore is adjusted to a predetermined eccentric orientation and held in the predetermined eccentric orientation and such that there is a gap between the fiber and the inner circumferential surface of the ferrule completely surrounding the fiber at the front end of the ferrule.

US Pat. No. 10,768,377

FIBER OPTIC GUIDE PIN CHANGER AND FIELD TOOL WITH ADAPTER

US Conec, Ltd., Hickory,...

1. A method of removing at least one guide pin from a fiber optic connector, the fiber optic connector having a connector housing, the method comprising the steps of:aligning a pin exchanging tool with the connector housing, the pin exchanging tool having a first gripping element and a second gripping element disposed substantially parallel to and spaced apart from each other;
pushing the pin exchanging tool towards a front end of the fiber optic connector so that the pin exchanging tool engages the at least one guide pin in a ferrule of the fiber optic connector between the first and second gripping elements; and
pulling the pin exchanging tool away from the front end of the fiber optic connector while exerting force on the at least one guide pin through the first and second gripping elements to engage and remove the at least one guide pin from the fiber optic connector with the pin exchanging tool thereby changing a gender of the fiber optic connector from male to female.

US Pat. No. 10,768,376

OPTICAL CONNECTOR

SUMITOMO ELECTRIC INDUSTR...

1. An optical connector having a center axis extending between a front end and a rear end, comprising:a rear housing located at the rear end of the optical connector, the rear housing allowing an optical fiber cable to be inserted therethrough;
an inner housing comprising at a distal end thereof at least one retaining hole configured to house a ferrule, the inner housing being housed at a rear portion thereof in the rear housing, the inner housing configured to allow the rear housing to move linearly with respect to the inner housing along the center axis and to allow the rear housing to rotate with respect to the inner housing about the center axis;
an arm configured to move linearly together with the rear housing with respect to the inner housing along the center axis; and
an outer housing disposed on an outer periphery of the inner housing so as to cover a front portion of the inner housing, the outer housing configured to rotate with respect to the inner housing about the center axis by a rotation guiding mechanism cooperating with the arm;
wherein the outer housing comprises a forward wall covering the distal end of the inner housing, the forward wall comprises at least one opening area, and the opening area is configured to be aligned with the retaining hole or a fiber exposure face of the ferrule when the outer housing is rotated with respect to the inner housing from an initial position to a connected position by the rotation guiding mechanism, and
wherein one of the rear housing or the outer housing comprises at least one locking protrusion, and the other of the rear housing or the outer housing comprises at least one locking opening configured to receive the locking protrusion, and the locking protrusion engages with the locking opening to make the outer housing be locked to the rear housing when the rear housing moves linearly toward the front end along the center axis.

US Pat. No. 10,768,375

ELECTRO-OPTICAL CONNECTORS

Hewlett Packard Enterpris...

1. An electro-optical connector, comprising:an optical ferrule to optically engage with a complementary optical ferrule on a complementary electro-optical connector;
a first conductive guide post disposed adjacent to the optical ferrule to electrically engage with a first guide pocket of the complementary electro-optical connector; and
a second conductive guide post disposed on an opposite side of the optical ferrule from the first conductive guide post and to electrically engage with a second guide pocket of the complementary electro-optical connector,
wherein the first and second conductive guide posts are to align the optical ferrule for engagement with the complementary optical ferrule when the guide posts are engaged with the respective guide pockets,
wherein the first and second conductive guide posts are to conduct an electrical signal or electrical power from the electro-optical connector to the complementary electro-optical connector, and
wherein each of the first and second conductive guide posts are to each further include a first and second conductive surface, wherein the first and second conductive surfaces are electrically isolated from each other and are each electrically engaged with a separate electrical contact within the electro-optical connector.

US Pat. No. 10,768,374

INDOOR HYBRID CONNECTIVITY SYSTEM FOR PROVIDING BOTH ELECTRICAL POWER AND FIBER OPTIC SERVICE

COMMSCOPE TECHNOLOGIES LL...

1. A connection system comprising:a first fiber optic connector that includes a first optical fiber and excludes electrical contacts;
a second fiber optic connector that includes a second optical fiber and includes electrical contacts; and
a fiber optic adapter that includes a first end and a second end, wherein the first end of the fiber optic adapter excludes electrical contacts and wherein the second end of the fiber optic adapter includes only one set of electrical contacts with each electrical contact of the only one set having a first end secured within the fiber optic adapter and a second end coupled to a conductor that extends freely from the fiber optic adapter,
wherein the first end receives the first fiber optic connector at a first port and wherein the first end only receives fiber optic connectors that exclude electrical contacts,
wherein the second end receives the second fiber optic connector at a second port and at an electrical contact interface, wherein the first and second ports are aligned to optically couple the first and second optical fibers and wherein the electrical contacts of the second fiber optic connector and the first ends of the electrical contacts secured to the fiber optic adapter are electrically coupled.

US Pat. No. 10,768,373

OPTICAL FIBER STRUCTURES AND METHODS FOR VARYING LASER BEAM PROFILE

TERADIODE, INC., Wilming...

1. A step-clad optical fiber for use in a laser system comprising (i) a beam source for emission of an input laser beam and (ii) a controller for adjusting a position, at an input end of the step-clad optical fiber, of the input laser beam relative to a longitudinal axis of the step-clad optical fiber, whereby a resulting output beam is emitted from an output end of the step-clad optical fiber opposite the input end, the step-clad optical fiber comprising:a central core having a first refractive index;
surrounding the central core, a first cladding having a second refractive index smaller than the first refractive index;
surrounding the first cladding, a first annular core having a third refractive index larger than the second refractive index;
surrounding the first annular core, a second cladding having a fourth refractive index smaller than the third refractive index;
surrounding the second cladding, a second annular core having a fifth refractive index larger than the fourth refractive index; and
surrounding the second annular core, a third cladding having a sixth refractive index smaller than the fifth refractive index,
wherein (i) the third refractive index is larger than the first refractive index, and/or (ii) the fifth refractive index is larger than the first refractive index, and
wherein the second annular core is configured for the in-coupling and transmission of at least a portion of the input laser beam, whereby light from the input laser beam coupled into the second annular core is emitted as at least a portion of the output beam.

US Pat. No. 10,768,372

RESIN OPTICAL WAVEGUIDE AND COMPOSITE OPTICAL WAVEGUIDE

AGC Inc., Chiyoda-ku (JP...

1. A resin optical waveguide, comprising a core and a cladding having a refractive index lower than that of the core,wherein:
the resin optical waveguide comprises, along a light propagation direction, a coupling part at which at least a part of the core is exposed, and an optical waveguide part where the whole circumference of the core is covered with the cladding;
the core has a width Wb at an end part of the coupling part at a side of the optical waveguide part being larger than a width Wa of the core at an end part of the coupling part at a side opposite to the optical waveguide part;
the core is composed of a first core part, a third core part and a second core part in this order along the light propagation direction in the coupling part;
the first core part includes the end part of the coupling part at the side opposite to the optical waveguide part, and the first core part has the width Wa which is constant along the entire length of the first core part;
the second core part includes the end part of the coupling part at the side of the optical waveguide part, and the second core part has the width Wb at least at a boundary portion between the second core part and the third core part;
the third core part is positioned between the first core part and the second core part, and has a width changing from the width Wb to the width Wa;
the first core part has a first length L1;
the second core part has a second length L2;
the third core part has a third length L3; and
the following relationship is satisfied:
L3/(L1+L2+L3) is 0.01 or more.

US Pat. No. 10,768,371

MULTIPLEXING OPTICAL ASSEMBLY WITH A HIGH RESOLUTION INSET

Facebook Technologies, LL...

1. A display assembly comprising:an inset display having a first resolution configured to emit image light of a first polarization;
a peripheral display having a second resolution configured to emit image light of a second polarization; and
a multiplexing optical assembly (MOA) configured to:
receive the image light of the first polarization and the image light of the second polarization,
transform the image light of the first polarization into a first portion of image light of a third polarization,
transform the image light of the second polarization into a second portion of image light of the third polarization, and
direct the first portion of image light and the second portion of image light toward an eye-box.

US Pat. No. 10,768,370

PHOTONIC N-TO-ONE SINGLE-MODE COMBINER

Rockwell Collins, Inc., ...

1. A photonic N-to-one (N:1) single-mode (SM) combiner, comprising:at least one photonic lantern configured to:
receive at least one plurality of N first SM photonic inputs via a plurality of waveguides, where N is an integer;
and
generate at least one multi-mode (MM) photonic output by combining the plurality of first SM photonic inputs;
at least one photodiode optically coupled to the photonic lantern, the photodiode configured to generate a radio frequency (RF) output based on the MM photonic output;
at least one laser emitter configured to generate at least one second SM photonic input;
and
at least one electro-optical modulator (EOM) optically coupled to the laser emitter and communicatively coupled to the photodiode, the EOM configured to generate a SM photonic output signal by modulating the second SM photonic input based on the RF output.

US Pat. No. 10,768,369

WAVEGUIDE MODE EXPANDER HAVING NON-CRYSTALLINE SILICON FEATURES

Skorpios Technologies, In...

1. A method of shifting a height of an optical beam relative to a substrate, comprising:receiving the optical beam at an input end of a multistage coupler that is coupled with the substrate, wherein the input end of the multistage coupler defines a first height relative to an upper surface of the substrate;
propagating the optical beam through the multistage coupler, wherein the multistage coupler comprises a first stage and a final stage, and wherein:
the first stage is disposed at the first height, relative to the upper surface, from the input end to a first-stage end, and
the first stage tapers along a propagation direction that extends from the input end to the first-stage end,
the first-stage end is narrower than the input end,
the first stage is optically coupled with the final stage,
the final stage is disposed at a second height relative to the upper surface from a final-stage end to an output end of the multistage coupler, the second height being greater than the first height, and
the final stage widens along the propagation direction, wherein the output end is wider than the final-stage end; and
transmitting the optical beam through the output end of the multistage coupler.

US Pat. No. 10,768,368

WAVEGUIDE FORMATION USING CMOS FABRICATION TECHNIQUES

Massachusetts Institute o...

1. A method of making at least one optical waveguide in a silicon substrate having a front side, a back side, and a first refractive index, the method comprising:(A) etching the front side of the silicon substrate so as to define a silicon ridge on the front side of the silicon substrate;
(B) depositing a layer of dielectric material having a second refractive index lower than the first refractive index on the ridge and on at least a portion of the front side of the silicon substrate adjacent to the silicon ridge; and
(C) etching a portion of the back side of the silicon substrate so as to expose a portion of the silicon ridge through the silicon substrate from the back side of the silicon substrate.

US Pat. No. 10,768,367

HETEROGENEOUSLY INTEGRATED PHOTONIC CIRCUIT AND METHOD FOR MANUFACTURING THE CIRCUIT

Korea Advanced Institute ...

1. A method for manufacturing a heterojunction circuit, comprising:depositing a first electrode on at least a part of a waveguide;
moving a semiconductor with a second electrode attached at a lower end of the semiconductor, onto the first electrode; and
depositing a third electrode on an upper end of the semiconductor,
wherein the first electrode and the second electrode are deposited between the semiconductor and the waveguide, and
wherein the waveguide and the semiconductor comprise different materials.

US Pat. No. 10,768,366

ADIABATIC POLARIZATION ROTATOR COMBINER

II-VI DELAWARE, INC., Wi...

1. A system comprising a polarization rotator combiner (PRC) that includes:a first stage configured to:
receive a first component of light with a TE00 polarization in a first input of the PRC and receive a second component of light with the TE00 polarization in a second input of the PRC;
output the first component with the TE00 polarization via a first intermediate output; and
output the second component with the TE00 polarization via a second intermediate output different than the first intermediate output, wherein a distance between the first and second intermediate output is less than a distance between the first and second input;
a second stage configured to:
receive from the first stage the first component with the TE00 polarization and the second component with the TE00 polarization;
convert the polarization of the second component from the TE00 polarization to a TE01 polarization; and
output the first component with the TE00 polarization and the second component with the TE01 polarization;
a third stage configured to:
receive from the second stage the first component with the TE00 polarization and the second component with the TE01 polarization;
convert polarization of the second component from the TE01 polarization to a TM00 polarization; and
output the first component with the TE00 polarization and output the second component with the TM00 polarization from an output of the PRC;
a waveguide core that includes a first ridge that extends above a rib through each of the first, second, and third stages.

US Pat. No. 10,768,365

ENABLING THERMAL EFFICIENCY ON A SILICON-ON-INSULATOR (SOI) PLATFORM

Futurewei Technologies, I...

1. A photonic integrated circuit (PIC) for an optical device, comprising:a base semiconductor layer;
an insulator layer disposed on the base semiconductor layer, the insulator layer comprising an etched-out portion, which forms a hollow aperture within the insulator layer; and
a silicon-on-insulator (SOI) layer disposed on the insulator layer and comprising a top surface, a bottom surface, and a waveguide, the etched-out portion of the insulator layer being positioned adjacent to the bottom surface of the SOI layer, the top surface of the SOI layer being etched out to form the waveguide such that the waveguide is positioned above the etched-out portion of the insulator layer, a width of the etched-out portion being greater than or equal to a width of the waveguide.

US Pat. No. 10,768,364

HIGH-EFFICIENCY, HIGH-DIVERGENCE CHIP-SCALE EMITTER USING A WAVEGUIDE DEFECT BETWEEN RESONANT GRATINGS

Honeywell International I...

9. A chip-scale emitter, comprising:a resonator formed in a waveguide, wherein the resonator includes a first grating formed in the waveguide and a second grating formed in the waveguide that is separate from the first grating; and
a scattering element consisting of a single defect in the waveguide, wherein the scattering element is positioned between the first grating and the second grating in the waveguide.

US Pat. No. 10,768,362

ARRAYS OF INTEGRATED ANALYTICAL DEVICES AND METHODS FOR PRODUCTION

Pacific Biosciences of Ca...

1. An array of integrated analytical devices comprising:a substrate layer, wherein the substrate layer is a detector layer;
a waveguide module layer disposed above the substrate layer, wherein the waveguide module layer comprises a lower waveguide cladding material, a waveguide core material, and an upper waveguide cladding material; and
a zero-mode waveguide module layer disposed on the waveguide module layer, wherein the zero-mode waveguide module layer comprises a plurality of nanometer-scale apertures penetrating to the waveguide module layer;
wherein at least one analytical device comprises a single detector element in the detector layer, and wherein the single detector element is optically coupled to a single nanometer-scale aperture through the waveguide module layer.

US Pat. No. 10,768,361

SYSTEM FOR MONITORING GRATING FORMATION

Facebook Technologies, LL...

1. A manufacturing system comprising:a grating manufacturing system configured to form a grating over a period of time;
a monitoring system configured to monitor changes in an index of refraction of the grating as a function of time over a time interval that includes the period of time, the monitoring system comprising:
a light source assembly configured to emit a probe beam;
a probing assembly configured to scan the probe beam over an area of the grating;
a beam splitter configured to split a reference portion from the probe beam;
a reference power meter configured to measure reference power of the reference portion;
a diffraction power meter configured to measure diffraction power of a diffraction portion of the probe beam that is diffracted in the area of the grating;
a transmittance power meter configured to measure transmittance power of a transmittance portion of the probe beam that is transmitted through the area of the grating; and
a controller configured to determine changes in the index of refraction as a function of time for the grating being formed based in part on the measured diffraction power, the measured transmittance power, and the measured reference power over the time interval.

US Pat. No. 10,768,360

BACKLIGHT MODULE AND DISPLAY DEVICE

WUHAN TIANMA MICRO-ELECTR...

1. A backlight module, comprising:a frame, comprising a first border and a second border opposite to each other, and a third border and a fourth border opposite to each other, wherein both the third border and the fourth border are adjacent to the first border and the second border respectively;
a flexible circuit board located inside the frame and is close to the first border;
a light guide plate, comprising a light guide plate body and two spacers, wherein the two spacers are located at an end of the light guide plate body close to the first border and extend in a direction away from the light guide plate body; and
a plurality of light emitting units fixed on the flexible circuit board,
wherein a first light emitting unit among the plurality of light emitting units is closest to the third border, and a second light emitting unit among the plurality of light emitting units is closest to the fourth border;
wherein one first gap is placed between the first light emitting unit and the third border, and another first gap is placed between the second light emitting unit and the fourth border;
wherein the light guide plate is located inside the frame on a side of the flexible circuit board away from the first border, and wherein the two spacers are each located in one of the first gaps, and
wherein inside the frame, two latches are respectively provided at a junction between the third border and the first border and a junction between the fourth border and the first border, and each of the two latches is located in one of the first gaps and is bonded to one of the two spacers.

US Pat. No. 10,768,359

DISPLAY APPARATUS

SAMSUNG ELECTRONICS CO., ...

1. A display apparatus comprising:a display panel configured to display an image;
a light source module including a plurality of light sources;
a light guide plate configured to guide light generated by the light source module to the display panel; and
a coupling member comprising:
a first surface configured to contact the light guide plate;
a second surface configured to support the light source module, the second surface being disposed opposite the first surface, wherein a plane of the second surface intersects a plane of the first surface; and
a support provided between the first surface and the second surface and configured to support the light guide plate spaced apart from the light source module,
wherein the coupling member further comprises a cut portion located between the first surface and the second surface, and
wherein the plurality of light sources are located proximate to the cut portion and are configured to emit light toward a side surface of the light guide plate through the cut portion.

US Pat. No. 10,768,358

PRINTED FILM WITH MOUNTED LIGHT EMITTING DIODES ENCAPSULATED IN LIGHT GUIDE

DURA OPERATING, LLC, Aub...

1. A printed film with mounted light emitting diodes encapsulated in a light guide, comprising:a printed film assembly, including:
a body having multiple light emitting diodes;
a light guide injection molded onto a first side of the body covering the light emitting diodes;
a light transmissive polymeric material coating layer applied by injection molding to a second side of the body opposite to the first side; and
an overmolded component having the printed film assembly embedded therein, with the coating layer exposed for visibility of light from the light emitting diodes when at least one of the light emitting diodes is energized,
wherein the body includes a first end tab extending integrally from the body at a first end of the body, and an oppositely directed second end tab extending integrally from the body at a second end of the body and each of the first end tab and the second end tab are connected to the body by a frangible joint.

US Pat. No. 10,768,357

POLARIZATION-MIXING LIGHT GUIDE AND MULTIBEAM GRATING-BASED BACKLIGHTING USING SAME

LEIA INC., Menlo Park, C...

1. A polarization-mixing light guide comprising:a plate light guide configured to guide a beam of light using total internal reflection at a non-zero propagation angle, the light beam comprising a first polarization component and a second polarization component;
a plurality of diffraction gratings, each diffraction grating of the diffraction grating plurality being configured to preferentially scatter out a portion of the guided light beam having the first polarization component as a plurality of light beams having different principal angular directions corresponding to directions of different views of a three-dimensional (3-D) electronic display; and
a polarization retarder located within the plate light guide between opposing guiding surfaces of the plate light guide, the guided light beam being configured to pass through the polarization retarder and the polarization retarder being configured to redistribute the first polarization component of the guided light beam into a predetermined linear combination of the first polarization component and the second polarization component and configured to redistribute the second polarization component of the guided light beam into another predetermined linear combination of the first and second polarization components.

US Pat. No. 10,768,356

PANEL DEVICE FOR UNDER-DISPLAY CAMERA

1. A panel device for an under-display camera, comprising:a display panel;
a backlight module disposed at one side of the display panel, and provided with a first opening at a position corresponding to the under-display camera;
a light guiding member inserted in the first opening for guiding light entering the light guiding member to a display panel area corresponding to the first opening; and
a light source member for providing a light source for the light guiding member.

US Pat. No. 10,768,355

SCREEN FOR A FREE AND A RESTRICTED VIEWING MODE AND APPLICATION THEREOF

siOPTICA GmbH, Jena (DE)...

1. A display screen that on at least a partial area A of its display area can be operated in at least two operating modes, viz B1 for a free viewing mode and B2 for a restricted viewing mode, wherein a residual display area of the display screen outside the partial area A permanently maintains a free-viewing mode, comprising:a first backlight of planar extension configured to radiate light in a non-restricted angular range and that, for the greater part, is arranged below the residual display area outside the partial area A,
a second backlight of planar extension that radiates light in a restricted angular range and that, for the greater part, is arranged below the partial area A,
a transmissive image generator arranged, in the viewing direction, in front of the two backlights,
a plate-shaped transparent light guide that is located between the image generator and the two backlights and is provided on at least one of its large surfaces and/or within its volume with outcoupling elements for the outcoupling of light, so that it, through at least one large surface, outcouples light coupled in through at least one of its edges,
light sources arranged laterally on at least one of the edges of the light guide,
wherein the residual display area of the display screen outside the partial area A permanently maintains a free viewing mode,
wherein the light guide is transparent to at least 70% of the light originating from the two backlights, and
wherein in mode B1 at least the light sources are switched on, and wherein in mode B2 the first and second backlights are switched on and the light sources are switched off.

US Pat. No. 10,768,354

DISPLAY DEVICE

PANASONIC INTELLECTUAL PR...

1. A display device comprising:a light guide plate that has an incident end surface, a reflection surface, and an emission surface, propagates light incident from the incident end surface, reflects the light with a prism provided on the reflection surface, and causes the light to emit from the emission surface facing the reflection surface;
a light source that causes the light to be incident on the incident end surface of the light guide plate; and
a concealing plate that includes:
a light transmitter that is disposed on a side of the emission surface of the light guide plate and transmits the light emitted from the emission surface of the light guide plate, and
a light shielding portion having a light transmittance lower than a light transmittance of the light transmitter,
wherein the light guide plate has an inclined surface group formed by a plurality of inclined surfaces on a side end surface excluding the incident end surface of the light guide plate and a facing end surface facing the incident end surface,
wherein a line segment connecting a center of sides of the plurality of inclined surfaces and a center of the light source, and the sides of the inclined surfaces are substantially perpendicular and
wherein each of the sides of the plurality of inclined surfaces form a different angle with respect to a line segment extending through the center of the light guide plate.

US Pat. No. 10,768,353

METHOD OF MANUFACTURING LIGHT EMITTING MODULE AND LIGHT EMITTING MODULE

NICHIA CORPORATION, Anan...

1. A method of manufacturing a light emitting module comprising:preparing a light guide plate that comprises a first main surface serving as a light-emitting surface and a second main surface opposite to the first main surface;
providing a plurality of optically functional portions at the first surface of the light guide plate;
forming a plurality of concave portions on a side of the second main surface so as to overlap with each of the optically functional portions in a planar perspective projection;
disposing a wavelength conversion material in the concave portions to form a plurality of wavelength conversion portions;
disposing a light-transmissive joining member on each of the wavelength conversion material of the plurality of wavelength conversion portions;
providing each of a plurality of light emitting elements on each of the wavelength conversion material of the plurality of wavelength conversion portions, wherein the plurality of light emitting elements are joined to the wavelength conversion material by the light-transmissive joining member, and wherein the light-transmissive joining member is provided to cover side surfaces of the light emitting element and is formed in a shape that expands toward the light guide plate in a cross-sectional view; and
forming wires electrically connecting the plurality of light emitting elements.

US Pat. No. 10,768,352

LIGHT MODULES AND DEVICES INCORPORATING LIGHT MODULES

CORNING INCORPORATED, Co...

1. An apparatus having an external surface susceptible to bacterial contamination, the apparatus comprising:a housing having an external surface and internal channel, the housing being made of a material that is transparent to bacterial disinfecting ultraviolet light;
a first light emitting diode having an energized state and a de-energized state, in the energized state the first light emitting diode emits bacterial disinfecting ultraviolet light and in the de-energized state the first light emitting diode does not emit light;
a second light emitting diode having an energized state and a de-energized state, in the energized state the second light emitting diode emits visible light and in the de-energized state the first light emitting diode does not emit light;
a light diffusing optical fiber residing in the internal channel and configured to transmit both visible light and bacterial disinfecting ultraviolet light, the light diffusing optical fiber being optically coupled to both the first and second light emitting diodes.

US Pat. No. 10,768,351

OPTICAL LAMINATE

NITTO DENKO CORPORATION, ...

1. An optical laminate, comprising:a resin layer;
an adhesive layer arranged on at least one side of the resin layer; and
an intermediate layer formed between the resin layer and the adhesive layer, the intermediate layer containing at least part of a material constituting the resin layer and at least part of a material constituting the adhesive layer,
wherein the resin layer is formed from a cycloolefin-based resin film or a polycarbonate-based resin film,
wherein the adhesive layer has a thickness of from 0.5 ?m to 2 ?m,
wherein the intermediate layer has a thickness of from 20 nm to 200 nm, and
wherein the thickness of the intermediate layer is from 2% to 10.8% of the thickness of the adhesive layer.

US Pat. No. 10,768,350

INFRARED-ABSORBING COMPOSITION, INFRARED-CUT FILTER, AND IMAGING OPTICAL SYSTEM

NIPPON SHEET GLASS COMPAN...

1. An infrared-absorbing composition comprising:an infrared absorber formed by a phosphonic acid represented by the following formula (a) and copper ion:

wherein R1 is a phenyl group or a phenyl group in which at least one hydrogen atom is substituted by a halogen atom; and
a phosphoric acid ester comprising at least one of a phosphoric acid diester and a phosphoric acid monoester and allowing the infrared absorber to be dispersed,
wherein molar contents of the phosphonic acid, the copper ion, and the phosphoric acid ester are respectively defined as CA mol, CC mol, and CE mol,
a total molar content of reactive hydroxy groups including two hydroxy groups contained in one molecule of the phosphonic acid, one hydroxy group contained in one molecule of the phosphoric acid diester, and one hydroxy group contained in one molecule of the phosphoric acid monoester is defined as CH mol, and
the relations CA/CE<1, 1.95

US Pat. No. 10,768,348

OPTICAL DISPLAY DEVICE

Wave Optics Ltd, Oxfords...

1. An optical display device comprising:a substrate; and
a diffractive optical element comprising a surface relief grating and a remnant layer, wherein the remnant layer is provided between the surface relief grating and the substrate, and the remnant layer has an absolute thickness that is less than 500 nm;
wherein a partially reflective interface is provided between the substrate and the remnant layer, and wherein a thickness of the remnant layer is controlled to enable constructive thin-film interference for light having a predetermined wavelength that is received at the partially reflective interface from the substrate at a predetermined angle of incidence.

US Pat. No. 10,768,347

DIFFRACTIVE OPTICAL ELEMENT AND LIGHT IRRADIATION DEVICE

DAI NIPPON PRINTING CO., ...

1. A diffractive optical element for shaping light, comprising a diffractive layer including:a high refractive index part in which a plurality of protruding portions are arranged side by side in a sectional view; and
a low refractive index part configured to have a recessed section formed at least between the protruding portions, a refractive index of the recessed section configured to be lower than a refractive index of the high refractive index part,
wherein each protruding portion is configured to have a multistep shape including a plurality of step areas having different heights from each other on at least one side of a cross-section of each protruding portion, and
wherein at least a portion of the cross-section of each protruding portion is configured to include an inclined portion inclined with respect to a plane including the diffractive layer.

US Pat. No. 10,768,346

OPTICAL BEAM STEERING DEVICES HAVING POLYGONAL REFLECTORS THEREIN

Mirada Technologies Inc.,...

1. An optical beam steering device, comprising:an at least partially optically transparent container having a polygonal reflector therein that is surrounded on all sides thereof by an optically transparent liquid; and
wherein the polygonal reflector and the optically transparent liquid are collectively configured to be neutrally buoyant relative to each other within the container.

US Pat. No. 10,768,345

DUAL CAMERA MODULE, OPTICAL DEVICE, CAMERA MODULE, AND METHOD FOR OPERATING CAMERA MODULE

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

1. A dual camera module comprising:a first camera module comprising a first liquid lens and capturing a first image; and
a second camera module comprising a second liquid lens and capturing a second image,
wherein a viewing angle of the first camera module is smaller than a viewing angle of the second camera module, the viewing angle of the second camera module comprises at least a part of the viewing angle of the first camera module such that there is an overlapping area between the first image and the second image so as to enable a composite image formed by combining the first image and the second image,
wherein the first liquid lens comprises a first liquid, a second liquid different from the first liquid, and a first interface formed between the first liquid and the second liquid, the second liquid lens comprises a third liquid, a fourth liquid different from the third liquid, and a second interface formed between the third liquid and the fourth liquid;
wherein the first camera module is focused by varying the first interface of the first liquid lens, and the second camera module is focused by varying the second interface of the second liquid lens;
wherein the first interface of the first liquid lens is formed with a first curvature when a subject is disposed at a position spaced apart from the first camera module by a first distance, and the second interface of the second liquid lens is formed with a second curvature when the subject is disposed at a position spaced apart from the second camera module by the first distance; and
wherein the first curvature of the first interface is different from the second curvature of the second interface.

US Pat. No. 10,768,344

GRADIENT REFRACTIVE INDEX OPTICAL BLOCKS FOR VIRTUAL REALITY IMAGING APPLICATIONS

PEAK NANO OPTICS LLC, Co...

1. A virtual reality (VR) headset, comprising: an optics block configured to magnify image light including generated blur spots received from a corrective element, optically correct the magnified image light, and direct the optically corrected magnified image light to an exit pupil of the VR headset corresponding to a location of an eye of a user of the VR headset, wherein the corrective element comprises a gradient refractive index (GRIN) element forming a corrective GRIN element, wherein the corrective GRIN element has one or more diffractive or patterned surfaces for added optical power or color correction.

US Pat. No. 10,768,343

ILLUMINATION MODULES AND OPTOELECTRONIC SYSTEMS

ams Sensors Singapore Pte...

1. An illumination module for generating a patterned illumination, the illumination module comprising:an array of light sources having a common emission plane, each light source generating light having a near-field intensity profile at the common emission plane;
the array of light sources comprising at least two light sources having different respective near-field intensity profiles at the common emission plane, and the at least two light sources having different respective near-field intensity profiles being operable to generate light having the same wavelength and/or range of wavelengths; and
an optical assembly mounted at a distance from the common emission plane, the optical assembly and the array of light sources being operable to substantially replicate the different respective near-field intensity profiles of the at least two light sources in a far-field, the optical assembly being a microlens array, the microlens array including a plurality of microlenses respectively arranged at a microlens pitch,
wherein the microlens pitch is substantially equal to the square root of the product of the integer two divided by an integer greater than or equal to one, the wavelength and/or range of wavelengths, and the distance.

US Pat. No. 10,768,340

SYSTEMS, METHODS, AND DEVICES FOR MONITORING WEATHER AND FIELD CONDITIONS

THE CLIMATE CORPORATION, ...

1. A system for monitoring weather conditions for field operations, comprising:a plurality of weather devices for monitoring weather conditions of fields with at least at one weather device in proximity to each field being monitored and at least one weather device having an electronics module for determining weather data including precipitation data; and
an agricultural computer system that includes at least one processing unit for executing instructions for monitoring weather conditions, wherein the at least one processing unit is configured to execute instructions to receive weather data from the plurality of weather devices for monitoring weather conditions of fields, to process the weather data, and to generate data including precipitation rate for monitoring weather conditions and operations of the plurality of weather devices;
wherein at least one weather device, of the plurality of weather devices, comprises a transceiver for transmitting communications to the agricultural computer system and for receiving communications from the agricultural computer system during a first power mode of the at least weather device, from the plurality of weather devices, and no communications being transmitted or received during a second power mode; and
wherein the at least one weather device switches from the second power mode to the first power mode upon detection of precipitation.

US Pat. No. 10,768,339

IMAGING HIDDEN OBJECTS

Southern Methodist Univer...

1. An imaging system for identifying information of an object hidden from view, the imaging system comprises:a light source that generates a first beam of narrow-band light and a second beam of narrow-band light that has temporal fluctuations correlated with the first beam;
a frequency modulator positioned along a propagation direction of at least one of the first beam or the second beam that shifts a temporal frequency of at least one of the first beam or the second beam, the first beam is directed towards a first scattering surface and the second beam is directed towards a second scattering surface, wherein both the first scattering surface and the second scattering surface have a surface roughness greater than a wavelength of light, and wherein the first scattering surface scatters the first beam to a scattered light that illuminates a hidden object, the hidden object reflects at least a portion of the scattered light towards the second scattering surface, the at least a portion of the scattered light interferes with the second beam and produces an interference pattern on the second scattering surface; and
a lock-in camera that detects an irradiance of the interference pattern, monitors temporal variations of the irradiance caused by the temporal frequency shift introduced by the frequency modulator, and identifies a complex-valued light field that represents information of the hidden object based on the temporal variations of the irradiance.

US Pat. No. 10,768,338

SYSTEMS AND METHODS FOR DETECTING THREATS AND CONTRABAND IN CARGO

Rapiscan Systems, Inc., ...

1. A method for processing a radiographic image to identify whether at least one firearm is present in an object, the method comprising:receiving the radiographic image of the object;
applying a neural network to the radiographic image to minimize errors in an association of portions of the radiographic image with one or more predetermined features; and
based on the association with minimized errors, generating a visual demarcation of an area in the radiographic image to identify a presence of the at least one firearm in the object.

US Pat. No. 10,768,337

COMPUTED TOMOGRAPHY (CT) SECURITY INSPECTION SYSTEM WITH ENHANCED X-RAY SHIELDING

Photo Diagnostic Systems,...

1. A method for scanning an object in an X-ray security inspection system, wherein the X-ray security inspection system comprises an ingoing tunnel equipped with radiation-shielding curtains, an X-ray section and an outgoing tunnel equipped with radiation-shielding curtains, the method comprising:passing the object through the ingoing tunnel at a first rate of speed and with a first extent of separation between successive objects;
passing the object through the X-ray section at a second rate of speed and with a second extent of separation between successive objects; and
passing the object through the outgoing tunnel at a third rate of speed and with a third extent of separation between successive objects;
wherein the second rate of speed is less than the first rate of speed and the third rate of speed, and wherein the second extent of separation between successive objects is less than the first extent of separation between successive objects and the third extent of separation between successive objects.

US Pat. No. 10,768,336

FORMATION LOGGING USING MULTICOMPONENT SIGNAL-BASED MEASUREMENT OF ANISOTROPIC PERMITTIVITY AND RESISTIVITY

Halliburton Energy Servic...

1. A logging method that comprises:obtaining multi-component signal measurements from an electromagnetic logging tool conveyed along a borehole through a formation, wherein the multi-component signal measurements for a single signal frequency include measurements acquired with at least two different relative orientations between a tilted transmit and a collocated tilted receive antenna;
employing a moving window to limit the multi-component signal measurements for inversion; using the anisotropic formation model to perform separate inversions of multi-component signal measurements at the single signal frequency; identifying one or more dispersion curves in a dispersion model, wherein each of the one or more dispersion curves represent an anisotropic resistivity or an anisotropic permittivity based on a frequency dependence; and inverting the multi-component signal measurements that are limited by the moving window for at least one frequency using an anisotropic formation model having inversion parameters of at least dip, horizontal and vertical resistivity, and horizontal and vertical permittivity.

US Pat. No. 10,768,335

SADDLE POINT NUCLEAR MAGNETIC RESONANCE TOOL FOR MEASUREMENTS AT MULTIPLE DEPTHS OF INVESTIGATION

SCHLUMBERGER TECHNOLOGY C...

1. A device for generating nuclear magnetic resonance (NMR) data, the device comprising:a first magnet configured to generate a first magnetic moment that is along a first direction;
a second magnet disposed at a first position separate from the first magnet at a distance along a direction of the device, wherein the second magnet is configured to generate a second magnetic moment that is along a second direction, wherein a first angle between the first direction and the second direction is greater than 90 degrees, wherein a net magnetic field produced by at least the first magnet and the second magnet has a magnetic-field profile that is suitable for multiple depth of investigation measurements (DOI);
a third magnet disposed at a third radial distance from the radial center of the NMR sensor, wherein the third magnet is configured to generate a third magnetic moment along a third direction that is opposite of the first direction, and wherein a second angle between the third direction and the first direction is about 192 degrees;
a fourth magnet disposed at a fourth radial distance from the radial center of the NMR sensor, wherein the fourth magnet is configured to generate a fourth magnetic moment along a fourth direction that is opposite of the first direction, and wherein a third angle between the fourth direction and the first direction is about 168 degrees; wherein the first magnet, the second magnet, the third magnet, and the fourth magnet are separate from each other, wherein a net magnetic field produced by the first magnet, the second magnet, and the third magnet has a magnetic field profile that is suitable for multiple depth of investigation measurements (DOI); and
an antenna, wherein the antenna is configured to:
generate a first set of NMR data from a first DOI operating at a first frequency; and
generate a second set of NMR data from a second DOI operating at a second frequency.

US Pat. No. 10,768,334

NUCLEAR MAGNETIC RESONANCE APPARATUS, SYSTEMS, AND METHODS

Halliburton Energy Servic...

1. A method comprising:disposing a downhole tool into a wellbore, wherein the downhole tool comprises:
a magnet assembly comprising:
a central magnet having a first axial end and a second axial end that is opposite the first axial end;
a first end piece magnet spaced apart from the first axial end of the central magnet;
a second end piece magnet spaced apart from the second axial end of the central magnet;
at least one first shim magnet disposed between the central magnet and the first end piece magnet, the first shim magnet disposed adjacent to or at least partially surrounded by a first magnetically permeable material, the first shim magnet to shape a first static magnetic field sub-volume provided by the central magnet and the first end piece magnet; and
multiple antennas disposed at respective locations along a longitudinal axis of the downhole tool;
generating, using the magnet assembly, a magnetic polarization in a volume into in a subterranean region about the wellbore;
emitting an excitation in the magnetic polarization in the volume in the subterranean region;
detecting, by each of the multiple antennas, a nuclear magnetic resonance response to the excitation of the volume in the subterranean region from a respective one of multiple corresponding distinct magnetic field sub-volumes defined by the central magnet and first and second end piece magnets; and
determining a property of the subterranean region based on the nuclear magnetic resonance response.

US Pat. No. 10,768,333

DETERMINING A FULL ELECTROMAGNETIC COUPLING TENSOR USING MULTIPLE ANTENNAS

Oliden Technology, LLC, ...

1. A method, comprising:providing a downhole electromagnetic logging tool having two or more antenna groups spaced along a longitudinal axis of the logging tool, each antenna group having one antenna or multiple antennas proximately located or collocated, each antenna group having at least one antenna having a dipole moment that is tilted relative to the longitudinal axis of the logging tool, at least one antenna group having at least one other antenna having a dipole moment that is transverse or tilted relative to the longitudinal axis of the logging tool, and any given pair of antenna groups comprising at least four antennas with at most three of those antennas having dipole moments that are tilted relative to the longitudinal axis of the logging tool;
disposing the logging tool in a wellbore penetrating a formation;
rotating the logging tool;
measuring a tool rotation angle while rotating the logging tool;
transmitting an electromagnetic signal from one antenna group while rotating the logging tool;
receiving the electromagnetic signal with another antenna group while rotating the logging tool;
obtaining from the received electromagnetic signal and the measured tool rotation angle sufficient information to determine all of the elements of an electromagnetic coupling tensor;
determining some or all of the elements of the electromagnetic coupling tensor using the obtained information; and
inferring petrophysical properties of the formation using one or more elements of the determined electromagnetic coupling tensor.

US Pat. No. 10,768,332

MULTI-SENSOR SYSTEM FOR AIRBORNE GEOPHYSICAL PROSPECTING AND METHOD

CGG SERVICES SAS, Massy ...

1. A multi-sensor electromagnetic (EM) system for measuring EM signals, the multi-sensor EM system comprising:a frame;
a transmitter device attached to the frame and configured to generate a primary EM field, the transmitter device including three transmitter coils perpendicular to each other;
a receiver device attached to the frame and configured to record a secondary EM field generated by the earth after being excited by the primary EM field;
a gradient sensor device attached to the frame and configured to record a gradient of the secondary EM field, the gradient sensor including at least one gradient coil having two parallel coils that sandwich one of the transmitter coils; and
a controller attached to the frame and electrically connected to the transmitter device, the receiver device, and the gradient sensor device,
wherein the controller instructs each of the three transmitter coils to generate a magnetic field with a given pulse repetition frequency.

US Pat. No. 10,768,331

WORK LAYER IMAGING AND ANALYSIS FOR IMPLEMENT MONITORING, CONTROL AND OPERATOR FEEDBACK

The Climate Corporation, ...

1. A soil imaging system comprising:at least one work layer sensor on an agricultural implement, the work layer sensor generating an electromagnetic field through a seed trench as the agricultural implement traverses a field;
wherein the work layer sensor comprises a first transmitter, a second transmitter, a third transmitter, a first receiver, a second receiver, and a third receiver;
the second receiver rearward of the second transmitter over the seed trench in a first linear direction which is a direction of travel of the agricultural implement, the first transmitter and the third transmitter over opposite sides of the seed trench in a second linear direction with the second transmitter which is different than the first linear direction, the first receiver and the third receiver over opposite sides of the seed trench in a third linear direction with the second receiver which is different than the first linear direction, and the first receiver and the third receiver rearward of the first transmitter and the third transmitter, respectively, in the first linear direction;
a monitor in communication with the work layer sensor and adapted to generate a work layer image of a soil layer based on the generated electromagnetic field through the soil layer.

US Pat. No. 10,768,330

SYSTEM AND METHOD FOR LOCATING A MARKER USING A LOCATOR WITH MULTIPLE TRANSMITTERS

Metrotech Corporation, S...

1. A marker locator comprising:a first transmitter that generates a first activation signal to activate a marker, the first transmitter being located at a first position;
a second transmitter that generates a second activation signal to activate the marker, the second transmitter being located at a second position apart from the first position;
a receiver that detects first and second response signals, the first and second response signals transmitted by the marker, the first and second response signals respectively corresponding to the first and second activation signals, wherein the receiver is located at a third position apart from the first position and the second position; and
a processor that determines a depth of the marker based on the first and second response signals, the processor being coupled to the receiver.

US Pat. No. 10,768,328

SEISMIC NOISE ATTENUATION USING DIP MAP DATA STRUCTURE

PGS Geophysical AS, Oslo...

1. A non-transitory machine-readable medium that stores instructions, wherein the instructions are executable by one or more processors to manufacture a geophysical data product by performing operations comprising:generating a dip map of a noise component of recorded data, wherein generating the dip map includes applying a directional transform to a record of the recorded data containing both signal events and noise events;
adaptively subtracting an estimate of the noise component of the recorded data from the recorded data using one or more constraints that reduce at least a majority of the noise component, thereby generating a modified record of the recorded data;
generating a normalized mask from the dip map of the noise component of the recorded data;
interpolating a dip map of the signal component of the recorded data from the modified record dependent upon the normalized mask, wherein interpolating a given point of the dip map of the signal component is dependent upon one or more neighboring points of the given point to a degree determined by the normalized mask;
generating an adapted noise template from a noise template dependent upon a set of adaptation constraints, wherein the noise template is indicative of predicted noise in the recorded data, and wherein a degree of adaptation of the adapted noise template is dependent upon relative amplitudes of the dip maps of the signal component and the noise component of the recorded data;
subtracting the adapted noise template from the recorded data, thereby generating a reduced-noise record of the recorded data; and
storing the reduced-noise record of the recorded data on a tangible, computer-readable medium, thereby completing the manufacturing of the geophysical data product.

US Pat. No. 10,768,327

METHOD AND DEVICE FOR DEBLENDING SEISMIC DATA USING SELF-ADAPTING AND/OR SELECTIVE RADON INTERPOLATION

CGG SERVICES SAS, Massy ...

1. A method for removing noise from seismic data recorded by receivers over an underground formation, the data representing overlapping signals carrying structural information, the method comprising:selecting a spatio-temporal block of data focusing on one of the overlapping signals at a specific location, from the seismic data;
estimating signal-to-noise ratios of data in the spatio-temporal block of data, for the one of the overlapping signals that is coherent with first seismic waves used to explore the underground formation and the noise that includes other of the overlapping signals;
determining data-domain weights associated to the data, the data-domain weights being determined based on the estimated signal-to-noise ratios;
generating a model of the one of the overlapping signals and/or a model of the noise from the seismic data using the data-domain weights thereby separating the one of the signals from the overlapping signals; and
creating an image of the underground formation using the model of the one of the overlapping signals and/or the model of the noise to search and evaluate subterranean hydrocarbon deposits.

US Pat. No. 10,768,326

BOUNDARY ADJUSTMENT OF VERTICAL SEISMIC SECTIONS OF THREE-DIMENSIONAL SEISMIC SURVEYS TO REMOVE DATA GAPS

Landmark Graphics Corpora...

1. A computer-implemented method of adjusting seismic section boundaries for optimized seismic interpretation, the method comprising:displaying a vertical seismic section across a plurality of three-dimensional (“3D”) seismic surveys within a graphical user interface (“GUI”) of an application executable on a user computing device;
identifying an outline of a live seismic trace from seismic volumes represented in the vertical seismic section, the outline being referred to as a live trace outline (“LTO”);
upon determining that at least two of the 3D seismic surveys are overlapping, determining whether any data gaps exist within at least one of the LTOs identified for an area of the vertical seismic section corresponding to the overlapping 3D seismic surveys; and
upon determining a data gap does exist, adjusting a boundary of a selected one of the overlapping 3D seismic surveys so as to remove or minimize the data gap from the corresponding area of the vertical seismic section.

US Pat. No. 10,768,323

METHODS AND SYSTEMS FOR SEISMIC DATA ANALYSIS USING A TILTED TRANSVERSELY ISOTROPIC (TTI) MODEL

Halliburton Energy Servic...

1. A seismic data analysis system, comprising:a logging tool suite including one or more seismic receivers that gather seismic data from a plurality of positions in a borehole that penetrates an anisotropic formation;
memory that stores the seismic data; and
logic that analyzes the seismic data using a tilted transversely isotropic (TTI) model that is optimized based on simultaneous inversion of asymmetric axis velocity (V0) and Thomsen parameters, epsilon (?) and delta (?), the simultaneous inversion of the V0, the ?, and the ? including applying a Very Fast Simulated Annealing (VFSA) process to values for the V0, the ?, and the ?,
wherein the logic determines the values for the V0, the ?, and the ? by minimizing a difference between a first arrival pick and a calculated first arrival time, and wherein the logic receives Vertical Seismic Profiling (VSP) walkaway data and uses the VSP walkaway data to minimize the difference between the first arrival pick and the calculated first arrival time.

US Pat. No. 10,768,322

ANALOGOUS PROCESSING OF MODELED AND MEASURED MARINE SURVEY DATA

PGS Geophysical AS, Oslo...

1. A system, comprising:measured marine survey data;
a measured data engine configured to process the measured marine survey data, wherein processing the measured marine survey data includes:
noise independent processing of the measured marine survey data; and
data dependent or noise dependent processing of the measured marine survey data;
a modeled data engine configured to process modeled marine survey data analogously to the processing of the measured marine survey data to reduce a misfit between the processed measured marine survey data and the processed modeled marine survey data that would otherwise be caused by processing the measured marine survey data without analogously processing the modeled marine survey data, wherein processing the modeled marine survey data includes:
noise independent processing of the modeled marine survey data analogously to the noise independent processing of the measured marine survey data by the measured data engine; and
data dependent or noise dependent processing of the modeled marine survey data analogously to the data dependent or noise dependent processing of the measured marine survey data by the measured data engine;
a parameter engine configured to:
calculate the misfit between the processed measured marine survey data and the processed modeled marine survey data; and
update a model parameter in the modeled marine survey data based on the misfit, wherein the model parameter comprises a parameter of a subsurface location; and
an imaging engine configured to produce a spatial distribution of the model parameter as a map of the subsurface location to better predict a nature or location of hydrocarbons associated with the subsurface location;
wherein each of the engines comprises hardware as a physical component of the system that enables performance of recited functionality.

US Pat. No. 10,768,321

X-RAY DETECTOR COOLING SYSTEM AND X-RAY IMAGING SYSTEM

General Electric Company,...

1. A cooling system for an X-ray detector, comprising:a cooling pipeline positioned on an X-ray detector; and
a coolant transfer pipeline positioned at least partially in a support device of the X-ray detector and connected with the cooling pipeline to form a circulation loop, the circulation loop being provided with a circulating coolant therein; wherein the support device comprises a C-shaped arm, and wherein a first section of the coolant transfer pipeline is embedded into the C-shaped arm; and
a coolant replenishing device positioned in the circulation loop, wherein the coolant replenishing device comprises a first chamber and a second chamber, the first chamber is connected to the coolant transfer pipeline, and the second chamber is connected to the first chamber via a connection pipe, and wherein when the coolant replenishing device is tilted at a specific angle, the first chamber is full of the coolant, and the liquid level of the coolant in the second chamber is higher than the position of the connection pipe.

US Pat. No. 10,768,319

SYSTEMS FOR PET IMAGING

SHANGHAI UNITED IMAGING H...

1. An imaging system, comprising:a first device including a first scanning channel; and
a second device arranged side by side along an axial direction of the first scanning channel, the second device including:
a second scanning channel connected to the first scanning channel;
a first side facing the first device;
a heat generating component; and
a cooling assembly configured to cool the heat generating component, wherein
the heat generating component is closer to the first side of the second device than at least a portion of the cooling assembly, and
the cooling assembly includes:
an inlet chamber;
a return chamber; and
at least one baffle surrounding at least one of the inlet chamber or the return chamber, the at least one baffle being configured to separate the at least one of the inlet chamber or the return chamber from the heat generating component.

US Pat. No. 10,768,318

METHOD AND APPARATUS TO DETERMINE ENERGY CORRECTION ARISING FROM MULTI-CHANNEL DETECTION IN A GAMMA DETECTOR EXHIBITING NON-LINEAR ENERGY MEASUREMENT AND/OR CROSS-TALK AMONG CHANNELS

Canon Medical Systems Cor...

1. An imaging apparatus, comprising:processing circuitry configured to
obtain emission data representing positions and energies of gamma rays incident at a plurality of detector elements, detector elements of the plurality of detector elements leaking a part of a gamma-ray detection signal to adjacent detector elements of the plurality of detector elements,
obtain an energy calibration including one or more correction factors that correct for an energy shift occurring during multi-channel detection in which a primary gamma ray is scattered and an energy of a scattered gamma ray is absorbed in a different detector element of the plurality of detector elements than a detector element absorbing a part of an energy of the primary gamma ray,
determine which detection events of the emission data correspond to the multi-channel detection to select multi-channel events, and
apply the one or more correction factors to respective energies of the selected multi-channel events to generate corrected emission data, wherein
the energy shift is due to cross-talk produced in the multi-channel detection,
the energy shift is a loss of energy level of the gamma rays,
the energy calibration includes the one or more correction factors for respective one or more numbers of hits of gamma rays at the plurality of detector elements, and
the processing circuitry is configured to select the multi-channel events by grouping the multi-channel events in terms of the one or more numbers of hits, and to apply the one or more correction factors to the respective energies of the selected multi-channel events having the corresponding one or more numbers of hits.

US Pat. No. 10,768,317

RADIOGRAPHIC IMAGE DETECTION DEVICE

FUJIFILM Corporation, To...

1. A radiographic image detection device comprising:a sensor panel in which pixels that accumulate charge in response to radiation, which has been emitted from a radiation source and transmitted through a subject, are two-dimensionally arranged;
a circuit unit that converts the charge into a digital signal, outputs the digital signal as a radiographic image, and includes a plurality of circuit substrates on which various circuits are mounted; and
a base that has a front surface to which the sensor panel is attached and a rear surface on which the circuit substrates are mounted and has anisotropic thermal conductivity in at least the rear surface.

US Pat. No. 10,768,316

SILICON CARBIDE SINGLE CRYSTAL X-RAY DETECTOR AND PREPARATION METHOD

DALIAN UNIVERSITY OF TECH...

1. A silicon carbide single crystal X-ray detector, composed of a high resistivity silicon carbide single crystal, a high electron concentration n-type silicon carbide layer, a low electron concentration n-type silicon carbide layer, a high hole concentration p-type silicon carbide layer, a low hole concentration p-type silicon carbide layer, a silicon dioxide protection layer, a p-type silicon carbide ohmic contact electrode, an n-type silicon carbide ohmic contact electrode and a gold lead electrode;wherein the high resistance silicon carbide single crystal is the main structure; the n-type silicon carbide layer with high electron concentration is embedded on an upper surface of the high resistivity silicon carbide single crystal, and an upper surface of the two layers is even; the low electron concentration n-type silicon carbide layer is arranged around the high electron concentration n-type silicon carbide layer; the silicon dioxide protective layer is arranged around the n-type silicon carbide ohmic contact electrode, and it is integrally covered on the upper surface of the high resistance silicon carbide single crystal; the two gold lead electrodes are located on an upper surface of the junction of the silicon dioxide protective layer and the n-type silicon carbide ohmic contact electrode;
the high hole concentration p-type silicon carbide layer is embedded on a lower surface of the high resistivity silicon carbide single crystal, and the upper surface of the two layers is even; the low hole concentration p-type silicon carbide layer is arranged around the high hole concentration p-type silicon carbide layer; the p-type silicon carbide ohmic contact electrode is an inverted T-type, and the top contacts with the high hole concentration p-type silicon carbide layer; a gap between the low hole concentration p-type silicon carbide layer and the p-type silicon carbide ohmic contact electrode is filled with the silicon dioxide protective layer, covering the lower surface of the high resistance silicon carbide single crystal.

US Pat. No. 10,768,315

POSITRON EMISSION TOMOGRAPHY DETECTING DEVICE

SHANGHAI UNITED IMAGING H...

1. A device, comprising:a plurality of detection modules, wherein each of the plurality of detection modules includes:
a scintillator array, the scintillator array interacting with a plurality of photons at respective interaction points to generate a plurality of optical signals;
one or more photoelectric converters coupled to the scintillator array and configured to convert the plurality of optical signals to one or more electric signals, the one or more electric signals each including an energy signal and a time signal, wherein the one or more photoelectric converters are arranged in M rows and N columns;
M first energy information determination circuits, wherein each of the M first energy information determination circuits is connected to one of the M rows of photoelectric converters and configured to generate first energy information by summing up first energy signals that are generated by the one of the M rows of photoelectric converters;
N second energy information determination circuits, wherein each of the N second energy information determination circuits is connected to one of the N columns of photoelectric converters and configured to generate second energy information by summing up second energy signals that are generated by the one of the N columns of photoelectric converters;
a time information determination circuit connected to the one or more photoelectric converters and configured to generate time information of the interaction between the scintillator array and the plurality of photons based on the one or more time signals; and
a processing engine, configured to generate an image based on the first energy information, the second energy information and the time information,
wherein the time information determination circuit includes a differential unit connected to the one or more photoelectric converters, the differential unit being configured to:
sum up the one or more time signals to generate a summation signal, wherein the summation signal is a cyclic signal and includes, in each cycle, a low level section, a high level section, and a transitional section that the summation signal changes from the low level section to the high level section; and
reduce a duration of the transitional section of the summation signal to generate an accelerated time signal.

US Pat. No. 10,768,313

POSITIONING METHOD, ELECTRONIC DEVICE, AND STORAGE MEDIUM

Samsung Electronics Co., ...

1. An electronic device comprising:a first circuit for measuring positions using a first positioning method;
a second circuit for measuring positions using a second positioning method;
a memory for storing information on a service zone in which indoor positioning service information is provided; and
a processor configured to:
identify a first position using the first circuit;
determine whether the first position is within the service zone based on the stored information on the service zone;
identify a second position using the second circuit when the first position is within the service zone; and
determine the second position to be a position of the electronic device.

US Pat. No. 10,768,311

SYSTEM AND METHOD FOR COMBINING SIGNALS FOR IMPROVED PERFORMANCE IN CHALLENGING ENVIRONMENT

Samsung Electronics Co., ...

1. A method, comprising:determining first correlations for a first type of satellite signal over a first period;
determining second correlations for a second type of satellite signal over a second period;
summing the second correlations from one or more second periods until the first period is substantially the same as the second period;
modifying first and second periods of the first correlations and modifying the second correlations in order to combine the modified first correlations and the modified second correlations;
generating a combined satellite signal by combining the modified first correlations and the modified summed second correlations; and
using the combined satellite signal to adjust reception of at least one of the first type of satellite signal and the second type of satellite signal.

US Pat. No. 10,768,310

SYSTEM AND METHOD FOR PROVIDING CODE MODIFICATION FOR MULTIPATH IMPROVEMENT IN GNSS RECEIVERS

Samsung Electronics Co., ...

1. A method for a global navigation satellite system (GNSS) receiver, comprising:modifying one or more bits of a locally generated code used according to a threshold criteria for autocorrelation offset peaks, wherein the threshold criteria includes keeping autocorrelation values under a threshold value; and
correlating a corresponding satellite generated code in a received GNSS signal using the modified locally generated code until each of the autocorrelation values meet the threshold criteria for the same modified locally generated code.

US Pat. No. 10,768,308

RECEIVER INTEGRITY MONITORING USING DOPPLER ANALYSIS

iPosi, Inc., Denver, CO ...

1. A method for verifying integrity of a plurality of positioning system radio signals, comprising:calculating an expected Doppler value regarding a frequency at which each respective one of the plurality of positioning system radio signals is anticipated to be received based on an assumed location of a receiver and a respective transmitter for each of the plurality of positioning system signals;
receiving the plurality of positioning system radio signals at the receiver;
determining an actual Doppler value of each of the plurality of positioning system radio signals based on a frequency at which each of the plurality of positioning system radio signals is received;
calculating a signal-to-noise ratio (SNR) for each of the plurality of positioning system radio signals;
identifying candidate positioning system radio signals comprising positioning system radio signals received in a common Doppler bin to a predetermined number of positioning system radio signals having the largest SNRs of the plurality of positioning system radio signals, wherein the common Doppler bin has a frequency width of no more than 1 Hz;
calculating a composite Doppler error value of a plurality of subsets of the candidate positioning system radio signals, each composite Doppler error value being indicative of all individual Doppler error values for a given subset corresponding to the difference between the expected Doppler value and the actual Doppler value for each candidate positioning system radio signal, wherein the plurality of subsets include less than four positioning system radio signals;
comparing the composite Doppler error values for each of the plurality of subsets to a predetermined threshold value;
if the composite Doppler error value for one or more of the plurality of subsets is less than the threshold value, confirming the integrity of the positioning system radio signals in the one or more plurality of subsets for which the composite Doppler error value is less than the threshold value and selecting a selected subset of the plurality of subsets that has a lowest composite Doppler error value that is less than the predetermined threshold; and
disregarding positioning system radio signals which are not included in the selected subset as not having integrity.

US Pat. No. 10,768,307

SYSTEMS AND METHODS FOR ESTIMATING VEHICLE SPEED BASED ON RADAR

Lyft, Inc., San Francisc...

1. A computer-implemented method performed by a computing system, the computer-implemented method comprising:receiving a frame of data generated by a radar system on a vehicle that is associated with an environment at a particular time as detected by the radar system, the frame of data comprising a plurality of angular positions;
determining data points included within the frame of data that correspond to the plurality of angular positions;
determining a fit of a curve having a trigonometric function to the data points; and
generating a speed estimate for the vehicle based at least in part on the fit of the curve to the data points.

US Pat. No. 10,768,306

LENS DEVICE FOR AN OPTOELECTRONIC SENSOR OF A MOTOR VEHICLE COMPRISING A SECURING UNIT, OPTOELECTRONIC SENSOR, MOTOR VEHICLE AND METHOD

Valeo Schalter und Sensor...

1. A lens apparatus for an optoelectronic sensor of a motor vehicle, comprising:a reception lens, comprising a support device, on which a rear side of the reception lens rests in parts, and comprising a fastening device, by which the reception lens is held on the support device with a spring force that acts in a first direction,
wherein the fastening device has a holding frame, which circumferentially surrounds the reception lens in a predetermined lateral region and shields the predetermined lateral region from optical radiation, and at least one spring element, which supports the reception lens in relation to the holding frame in at least one second direction that differs from the first direction,
wherein the reception lens is supported in relation to the holding frame along a third direction different from both the first direction and the at least one second direction by the at least one spring element, and
wherein the at least one second direction and the third direction extend perpendicular to the first direction.

US Pat. No. 10,768,305

VEHICLE AND METHOD OF RECOGNIZING POSITION OF VEHICLE BASED ON MAP

Samsung Electronics Co., ...

1. A vehicle comprising:a light detection and ranging (LiDAR) sensor configured to obtain point cloud information for each channel on a surface of a surrounding ground of the vehicle using a multichannel laser;
a communicator configured to communicate with an external server storing map data comprising the point cloud information for each channel on the surface; and
a processor configured to:
control the communicator to receive the map data comprising the point cloud information for each channel on the surface from the external server,
identify point cloud information, matching the obtained point cloud information, among the point cloud information in the map data,
identify an area corresponding to the identified point cloud information among a plurality of areas in the map data, and
identify a position of the vehicle as the identified area,
wherein the map data stored in the external server is a single-channel map data synthesizing reflectivity information for each channel of the multichannel laser; and
wherein the processor is further configured to:
synthesize the point cloud information for each channel into single-channel point cloud information, and
match the single-channel point cloud information and the single-channel map data to identify the position of the vehicle.

US Pat. No. 10,768,304

PROCESSING POINT CLOUDS OF VEHICLE SENSORS HAVING VARIABLE SCAN LINE DISTRIBUTIONS USING INTERPOLATION FUNCTIONS

Luminar Technologies, Inc...

1. A method for processing point clouds having variable spatial distributions of scan lines, the method comprising:receiving a point cloud frame generated by a sensor configured to sense an environment through which a vehicle is moving, the point cloud frame including a plurality of scan lines arranged according to a particular spatial distribution;
constructing, by one or more processors and based on points of the received point cloud frame, a three-dimensional mesh, including forming triangles from subsets of the points of the received point cloud frame;
generating, by one or more processors performing an interpolation function on a virtual surface provided by the three-dimensional mesh, a normalized point cloud frame, including generating points within planes of the triangles and at positions that at least approximate a reference scan line distribution; and
generating, by one or more processors and using the normalized point cloud frame, signals descriptive of a current state of the environment through which the vehicle is moving.

US Pat. No. 10,768,302

POSITIONING SYSTEM USING INVISIBLE LIGHT, SOUND AND RADIO FREQUENCY SIGNALS

1. A positioning system that determines its position based on invisible light, sound, and radio frequency signals each with the same intensity through different channels from one or more signaling nodes in an indoor space, comprising:a signal transmitter that sends a signal to request location information to one or more signaling nodes, wherein the one or more signaling nodes emits an invisible light signal of the same intensity; and
an invisible light sensor that detects invisible light rays from one or more signaling nodes, which emit signals with the same intensity, carrying location data of each signaling node upon receiving a request to transmit a location data signal;
a position calculation unit that calculates a terminal's position based on at least one received signal strength from the one or more signaling nodes above;
a sound receiver that receives at least one sound signal transmitted from one or more signaling nodes, each transmitting a signal with the same intensity on different channels, where the position calculation unit calculates the user's location from one or more sound signals, when the above invisible light signal was not detected; and
a radio frequency receiver that receives at least one radio frequency signal transmitted from one or more signaling nodes that received the location request signal, each transmitting a signal with the same intensity on different channels, where the position calculation unit calculates the user's location from one or more radio frequency signals, when the invisible light and the sound signals were not detected;
wherein the order of priority for the position calculation is light signal, sound wave, and RF signal;
wherein the invisible light rays is selected from the group consisting of: infrared or ultraviolet light; and
wherein the position calculation unit obtains a user's position based on the ratios of degree of decrease in signal strength of the invisible light signals with the same signal intensity which is proportional to the distance.

US Pat. No. 10,768,301

SYSTEM AND METHOD FOR DETERMINING A DISTANCE TO AN OBJECT

XENOMATIX NV, Leuven (BE...

1. A system for determining a distance to an object comprising:a semiconductor light source arranged for projecting a pattern of discrete spots of laser light towards said object in a periodically repeated sequence of pulses;
a detector comprising a plurality of CMOS picture elements, said detector being configured for detecting light representing said pattern of discrete spots as reflected by said object in synchronization with said sequence of pulses, said detector being provided with a narrowband filter; and
processing means configured to calculate said distance to said object as a function of exposure values generated by said picture elements in response to said detected light;
wherein said picture elements are configured to generate said exposure values by accumulating, for all of the pulses of said sequence, a first amount of electrical charge representative of a first amount of light reflected by said object during a first predetermined time window and a second electrical charge representative of a second amount of light reflected by said object during a second predetermined time window, said second predetermined time window occurring after said first predetermined time window;
wherein each of said plurality of picture elements comprises at least two charge storage wells, and wherein said detecting of said first amount of light and said detecting of said second amount of light occurs at respective ones of said at least two charge storage wells;
wherein said first charge storage well used for said detecting of said first amount of light has a charge storage capacity that is greater than said second charge storage well used for said detecting of said second amount of light; and
wherein each of said plurality of picture elements comprises at least one further charge storage well configured to perform the function of acquiring background light values, said at least one further charge storage well having a charge storage capacity that is smaller than a charge storage capacity of said at least two charge storage wells.

US Pat. No. 10,768,299

VESSEL-TOWED MULTIPLE SENSOR SYSTEMS AND RELATED METHODS

The United States of Amer...

1. A method comprisingproviding first floating structure, a second floating structure, and a first underwater structure, wherein said first structure comprises a vessel configured to float on a body of water, a propulsion means, a communication means, a power production and storage means, a first control means, and a remotely operated input and output interface operable to communicate with a local input and output interface, said second floating structure configured with a first emitter and said first underwater structure configured with a sonar system;
providing an input and output interface operable in said first floating structure to communicate with said second floating structure and said first underwater structure;
providing a first a tow and communication cable system to respectively couple the first floating structure with said second floating structure as well as a second tow and communication cable system to couple the second floating structure with said first underwater structure, the first and said tow and communication cable systems each comprising a fiber optic cable, said first tow and communication system further coupled with a plurality of spaced apart support buoys;
wherein said first control means further comprises a control section configured to execute a plurality of control processes configured to execute:
a first control process comprising a patrol pattern navigation and continuous monitoring for aircraft;
a second control process comprising crashes or biological creature detection control process;
a third control process comprising a flight recorder search and operator notification control process;
a fourth control process comprising a crash sound search initiation and operator notification control process;
a fifth control process comprising a manual search for crash or biological creature detection and collision prevention or avoidance control process;
a sixth control process comprising a biological creature sound detection and collision prevention or avoidance control process;
a seventh control process comprising an airborne aircraft detection and operator notification control process;
wherein said third control process comprises:
executing a first process step comprising listening for one or more flight recorder pings for a predetermined detection time period, wherein if at least one said flight recover pings are detected by a sonar system during the predetermined detection time period, then executing a second process step comprising detecting at least one additional flight recorder pings and determining a point of origin of the flight recorder pings based on triangulation of detected said flight recorder pings, wherein if the one or more flight recorder pings are not detected in the predetermined time period then determining if to continue or not based on a predetermined condition or a message from an operator then returning to executing said first control process;
notifying the operator of the detected flight recorder pings and moving the vessel towards the point of origin;
determining if to continue or not based on a predetermined condition or a continue flight recorder search process message from an operator;
if the predetermined condition is not met or the continue flight recorder search process message is not received, then returning to the first control process;
if the predetermined condition is met or the continue flight recorder search process message is received, then repeating the third control process.

US Pat. No. 10,768,298

VEHICLE SENSING SYSTEM WITH 360 DEGREE NEAR RANGE SENSING

MAGNA ELECTRONICS INC., ...

1. A sensing system for a vehicle, said sensing system comprising:a plurality of sensors disposed along a side of a body of a vehicle;
wherein said plurality of sensors comprises a first sensor disposed at a forward portion of the side of the vehicle that is forward of a transverse centerline of the vehicle such that a principal axis of the first sensor's zone of sensing extends rearward and sideward at an angle less than 90 degrees and greater than 0 degrees relative to the side of the body, and wherein a side boundary of the first sensor's zone of sensing that extends rearward is parallel to or intersecting the side of the body of the vehicle at which said first sensor is disposed;
wherein said plurality of sensors comprises a second sensor disposed at a rearward portion of the side of the vehicle that is rearward of the transverse centerline of the vehicle such that a principal axis of the second sensor's zone of sensing extends forward and sideward at an angle less than 90 degrees and greater than 0 degrees relative to the side of the body, and wherein a side boundary of the second sensor's zone of sensing that extends forward is parallel to or intersecting the side of the body of the vehicle at which said second sensor is disposed;
wherein a zone of sensing for each of said first and second sensors is created using at least one of (i) signal gain made on each sensor and (ii) signal threshold made on each sensor;
wherein the zone of sensing for each of said first and second sensors is adjusted to an adjusted zone of sensing using at least one of (i) signal gain adjustment made on each sensor and (ii) signal threshold adjustment made on each sensor; and
a control, wherein sensor data sensed by said first and second sensors with the zone of sensing and sensor data sensed by said first and second sensors with the adjusted zone of sensing are communicated to said control, and wherein said control, responsive to processing of the communicated sensor data sensed by said first and second sensors, determines the presence of at least one object exterior the vehicle and within the zone of sensing and adjusted zone of sensing of at least one of said first and second sensors.

US Pat. No. 10,768,297

TRAFFIC RADAR SYSTEM WITH MULTIPLE ZONE TARGET DETECTION

Kustom Signals, Inc., Le...

1. A traffic radar system comprising:a first radar transceiver assembly configured to transmit and receive radar beams from a front zone corresponding to an area in front of a patrol vehicle and to generate a first electronic signal corresponding to the received radar beam;
a second radar transceiver assembly configured to transmit and receive radar beams from a rear zone corresponding to an area behind the patrol vehicle and to generate a second electronic signal corresponding to the received radar beam;
a display configured to display a plurality of speeds, each speed being a speed of a target vehicle; and
a processing element configured to receive the first and second electronic signals,
process the first electronic signal to determine speeds of at least one target vehicle in the front zone,
process the second electronic signal to determine speeds of at least one target vehicles in the rear zone,
control the display to display the speeds of the target vehicles in the front zone or the target vehicles in the rear zone based on predetermined parameters, and
control the display to display a first speed of the target vehicle with the fastest speed and a second speed of the target vehicle whose reflected radar beam had the greatest magnitude.

US Pat. No. 10,768,293

OBJECT DETECTING APPARATUS USING REFLECTION POINT INFORMATION OF OBJECT

DENSO CORPORATION, Kariy...

1. An object detecting apparatus mounted on a vehicle, generating information about objects positioned in a surrounding area of the vehicle, the apparatus comprising:a reflecting point detecting means for detecting a position and a speed of a reflecting point at every predetermined measurement cycle in which radar waves are transmitted and received, the reflecting point reflecting the radar waves;
a reflecting point setting means for setting a high level reflecting point and a low level reflecting point for the reflecting point, the high level reflecting point having a reflection intensity higher than or equal to a predetermined first detecting threshold, the low level reflecting point having a reflection intensity higher than or equal to a second detecting threshold and lower than the first detecting threshold, the second detecting threshold being lower than the first detecting threshold;
a rear-end positional information generating means for
checking, for each high level reflecting point, whether or not a respective low level reflecting point of a corresponding high level reflecting point of a corresponding reflecting point satisfies a predetermined same object condition and is present in a rear-end searching range, the rear-end searching range being defined in a vehicle width direction with respect to the high level reflecting point, and
correlating positional information of the respective low level reflecting point as rear-end positional information of the corresponding reflecting point based on the respective low level reflecting point being present in the rear-end searching range; and
an object detecting means for detecting an object positioned in the surrounding area of the vehicle based on the high level reflecting point and the rear-end positional information.

US Pat. No. 10,768,290

METHOD AND APPARATUS FOR GENERATING A FREQUENCY ESTIMATION SIGNAL

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

1. A frequency estimation signal generator component arranged to receive an input frequency signal and to generate therefrom a frequency estimation signal, the frequency estimation signal generator component comprising:a counter component arranged to receive an oscillating signal derived by dividing the input frequency signal with a divider component and to output a plurality of physically separate digital control signals, wherein the counter component is arranged to output a temporal sequence of control signal patterns for each of the physically separate digital control signals and is controllable by the received oscillating signal to sequentially step through the control signal patterns; and
a continuous waveform generator component arranged to receive the plurality of physically separate digital control signals output by the counter component and a weighted analogue signal for each of the received physically separate digital control signals, and to output a continuous waveform sinusoidal signal comprising a sum of the weighted analogue signals for which the corresponding physically separate digital control signals comprise an asserted logical state;
wherein the frequency conversion component is arranged to derive the frequency estimation signal from the continuous waveform sinusoidal signal output by the continuous waveform generator component.

US Pat. No. 10,768,289

PULSED RADAR SYSTEM AND METHOD OF OPERATING A PULSED RADAR SYSTEM

1. A method for operating a pulsed radar system, wherein the pulsed radar system comprises:a transmitting antenna, configured to transmit transmission signals,
a receiving antenna, configured to receive reflected signals,
a signal generating means, configured to generate transmission signals, andwherein the method comprises the steps of:generating a first transmission signal at a first centre frequency,
generating a second transmission signal at a second centre frequency, wherein the first centre frequency differs from the second centre frequency, and
transmitting the first and the second signal during a predefined transmission time window,wherein the transmission time window extends from a start time t0 to an end time tmax, andwherein transmission of the first transmission signal is performed between the start time t0 and the end time tmax, andwherein transmission of the second transmission signal is performed during a first predefined period of time starting after the start time t0 and ending at the end time tmax,whereby the transmission of the first transmission signal and the transmission of the second transmission signal ends at the same time,wherein when the first transmission signal hits a target a first reflected signal is generated and when the second transmission signal hits a target a second reflected signal is generated,wherein the centre frequency of the first reflected signal correlate to the centre frequency of the first transmission signal and the centre frequency of the second reflected signal correlate to the centre frequency of the second transmission signal, andwherein the method further comprises the method steps of:receiving the first and/or second reflected signal, and
separating the first and second reflected signals by means of their respective first and second centre frequency.

US Pat. No. 10,768,288

AZIMUTH DETERMINATION WITH THE AID OF A RADAR SENSOR

Robert Bosch GmbH, Stutt...

1. A method for determining the azimuth angle of an object with respect to a radar sensor, the method comprising:transmitting, using a transmitting antenna, a radar signal;
receiving, using multiple receiving antennas including a plurality of first receiving antennas having a same vertical height and at least one second receiving antenna having a vertical height different from the height of the plurality of first receiving antennas, first reflection signals by the plurality of first receiving antennas and at least one second reflection signal by the at least one second receiving antenna;
determining an approximation for the azimuth angle in a coarse grid based on both the first reflection signals of the plurality of first receiving antennas and the at least one second reflection signal of the at least one second receiving antenna; and
subsequently to determining the approximation, determining the azimuth angle in a fine grid based on the first reflection signals of the first receiving antennas in a range around the approximation;
wherein the determination of one of: i) the azimuth angle, or ii) the approximation, is carried out with the aid of scaling a vector of the signals of the receiving antennas, and comparing the scaled vector of the signals of the receiving antennas with a stored vector for the receiving antennas for a reference signal.

US Pat. No. 10,768,286

METHOD AND SYSTEM FOR MEASURING A CHARACTERISTIC LOOP SENSITIVITY FOR AN ACOUSTIC TRANSDUCER

BROADSOUND CORPORATION, ...

1. A method for measuring a characteristic loop sensitivity for an acoustic transducer, the method comprising:preparing a pulse generator;
electrically coupling a predetermined load to the pulse generator;
generating, by the pulse generator, a pulse to create a wideband signal as a reference signal;
obtaining a wideband reference signal Vr(t);
obtaining a function Vr(f) that is a Fourier Transform of the wideband reference signal Vr(t);
obtaining an energy spectrum of wideband reference signal based on the function Vr(f);
calculating a bandwidth of reference signal (BWr) at a designated decibel for the energy spectrum of the wideband reference signal;
calculating an energy of reference signal (Er) for the wideband reference signal Vr(t);
calculating an energy density of reference signal (Dr) for the wideband reference signal:
Dr=Er/BWr;
generating a wideband acoustic wave from the acoustic transducer;
obtaining a wideband echo signal Ve(t) after the wideband acoustic wave being reflected from an acoustic mirror;
obtaining a function Ve(f) that is a Fourier Transform of the wideband echo signal Ve(t);
obtaining an energy spectrum of wideband echo signal based on the function Ve(f);
calculating a bandwidth of echo signal (BWe) at a designated decibel for the energy spectrum of wideband echo signal;
calculating an energy of echo signal (Ee) for the wideband echo signal Ve(t);
calculating an energy density of echo signal (De) for the wideband echo signal;
De=Ee/BWe;anddefining a characteristic loop sensitivity (SLC) for the acoustic transducer:

US Pat. No. 10,768,284

SYSTEMS AND METHODS FOR USING AUDIO CUE FOR ALIGNMENT

Pony AI Inc., Grand Caym...

1. A sensor enclosure alignment method comprising:translating a sensor enclosure along a fixture of a vehicle, wherein the sensor enclosure comprises a light detection and ranging sensor;
detecting, by a signal receiver, during translation of the sensor enclosure, a signal transmitted from a signal transmitter associated with the sensor enclosure;
determining an intensity of the signal based on the signal detected by the signal receiver;
emitting an audio cue based on the intensity of the signal; and
aligning the sensor enclosure along the fixture of the vehicle based on the emitted audio cue.

US Pat. No. 10,768,282

METHOD AND SYSTEM FOR LASER PHASE TRACKING FOR INTERNAL REFLECTION SUBTRACTION IN PHASE-ENCODED LIDAR

1. A system comprising:a laser that provides a plurality of optical signals;
a modulator that modulates the plurality of optical signals from the laser to generate a plurality of modulated optical signals;
an optical coupler that generates a plurality of reference optical signals, each associated with a respective optical signal of the plurality of optical signals from the laser, transmits the plurality of modulated optical signals into free space, and receives a plurality of returned optical signals responsive to transmitting the plurality of modulated optical signals into the free space;
an optical mixer that mixes each of the plurality of returned optical signals with a respective reference optical signal of the plurality of reference optical signals to generate a respective mixed optical signal of a plurality of mixed optical signals;
an optical detector that detects each mixed optical signal of the plurality of mixed optical signals to generate a respective electrical signal of a plurality of electrical signals; and
a processor that:
determines a first signal by adjusting a parameter of a first electrical signal of the plurality of electrical signals;
determines a second signal by adjusting a parameter of a second electrical signal of the plurality of electrical signals;
determines an internal reflection signal indicative of an internal reflection of one or more optical components based on the first signal and the second signal;
determines a third signal by adjusting a third electrical signal of the plurality of electrical signals using the internal reflection signal; and
operates a vehicle based on the third signal.

US Pat. No. 10,768,281

DETECTING A LASER PULSE EDGE FOR REAL TIME DETECTION

Panosense Inc., Foster C...

1. A non-transitory computer-readable medium storing instructions that, when executed, cause one or more processors to perform operations comprising:causing a light emitter to emit a light pulse into an environment of the light emitter;
receiving a signal indicating receipt, at a light sensor, of reflected light reflected from an object in the environment, the signal being saturated;
determining a distance to the object based, at least in part, on a time delay of arrival (TDOA) between emitting the light pulse and a time associated with a rising edge of the signal, wherein determining the TDOA includes:
identifying a max sample of the signal associated with a maximum magnitude of the signal, the max sample being a first sample in a series of samples of the signal having the maximum magnitude;
fitting a first polynomial curve to the sample and at least two additional samples, the two additional samples including a sample preceding the max sample and a sample following the max sample in the series;
defining an intermediate threshold magnitude based, at least in part, on a maximum value of the first polynomial curve;
determining at least two intermediate samples of the signal that are most proximate to the intermediate threshold magnitude along a rising edge of the signal;
fitting a second polynomial curve to the at least two intermediate samples;
determining an intersection of the second polynomial curve with the intermediate threshold magnitude, the intersection indicating the rising edge of the signal.