US Pat. No. 10,216,115

APPARATUS AND METHOD FOR FORMING AN ELECTROSTATIC IMAGE ON A PHOTOSENSITIVE MEMBER ACCORDING TO AN IMAGE SIGNAL

CANON KABUSHIKI KAISHA, ...

1. An apparatus comprising:a photosensitive member;
a driving source configured to rotate the photosensitive member;
a charging roller configured to charge the photosensitive member to a predetermined surface potential at a charging position;
a first power source configured to apply to the charging roller a charging voltage of a direct current, wherein the charging voltage includes a first voltage and a second voltage, and wherein an absolute value of the first voltage is higher than zero volts and not higher than a discharge start voltage and an absolute value of the second voltage is higher than the discharge start voltage;
an image exposure device configured to form an electrostatic image on the photosensitive member by exposing, according to an image signal, the charged photosensitive member to which the second voltage is applied;
a development device including a development sleeve and configured to supply toner to the electrostatic image on the photosensitive member at a development position to form a toner image;
a second power source configured to apply to the development sleeve a development bias containing a direct-current component;
a transfer member configured to transfer the toner image on the photosensitive member onto a transfer-target member at a transfer position;
a pre-exposure member configured to irradiate the photosensitive member with light at a pre-exposure position located downstream of the transfer position and upstream of the charging position in a rotation direction of the photosensitive member; and
a control unit configured to cause, in a case where the charging roller charges the photosensitive member after the driving source starts rotating the photosensitive member, after causing the charging voltage to rise to the first voltage, the charging voltage to rise from the first voltage to the second voltage so that a temporal change in an absolute value of the charging voltage has a predetermined rise shape and configured to cause the development bias to rise so that an absolute value of the direct-current component of the development bias has the rise shape when a charged region of the photosensitive member passes through the development position, the control unit performing control to satisfy
TVa+tVa?TVb tVa is a time from the point when the application of the first voltage is started to a point when a rise of the first voltage is completed,
TVb is a time from the point when the irradiation is started to a point when application of the second voltage is started, and
tVb is a time from the point when the application of the second voltage is started to a point when a rise of the second voltage is completed.

US Pat. No. 10,216,114

CHARGING DEVICE AND IMAGE FORMING APPARATUS

KONICA MINOLTA, INC., To...

1. A charging device configured to apply electric charge to an image carrier provided outside the charging device, the charging device comprising:a cored bar member; and
a conductive resin layer provided on a surface of the cored bar member,
wherein:
the conductive resin layer has a film thickness of 200 ?m or less,
filtered maximum waviness in an axial direction of the cored bar member is 8 ?m or less in a range of 60 mm, and
a waviness curve element average length in the axial direction of the cored bar member is 60 mm or more in the range of 60 mm.

US Pat. No. 10,216,112

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus including a developing unit which forms a toner image on a surface of a photosensitive member and which collects toner which remains on the surface of the photosensitive member after the developed toner image is transferred to a transfer member, the image forming apparatus comprising:a memory that stores a set of instructions;
at least one processor that is in communication with the memory, the processor executes the instructions to:
perform a cleaning operation for cleaning the surface of the photosensitive member when a measured downtime of the image forming apparatus, which is a period of time after an image forming operation for forming the toner image is terminated and before a next image forming operation is started, is equal to or longer than a predetermined period of time, and to not perform the cleaning operation when the measured downtime is shorter than the predetermined period of time.

US Pat. No. 10,216,108

TONER PRODUCTION METHOD AND POLYMER

CANON KABUSHIKI KAISHA, ...

1. A toner production method comprising:a melt-kneading step of melt-kneading a resin composition including a binder resin, a colorant, a wax, and a wax dispersant to obtain a melt-kneaded product; and
a pulverizing step of pulverizing the melt-kneaded product, wherein
?18?[Tk?Tm]?10 where a temperature of the melt-kneaded product at an end of the melt-kneading step is Tk (° C.), and a softening point of the wax dispersant is Tm (° C.),
the wax dispersant is a polymer in which a styrene acrylic polymer is grafted to a polyolefin,
the styrene acrylic polymer has a monomer unit derived from ?-methylstyrene and a monomer unit derived from a cycloalkyl (meth)acrylate,
the monomer unit derived from the cycloalkyl (meth)acrylate is represented by formula (2)

where R1 represents a hydrogen atom or a methyl group, and R2 represents a cycloalkyl group, and
the monomer unit derived from ?-methylstyrene is represented by formula (4)

US Pat. No. 10,216,106

METHOD FOR PRODUCING TONER

Canon Kabushiki Kaisha, ...

1. A method for producing a toner, comprising:a step (1) of forming resin microparticles in an aqueous medium in the presence of a surfactant;
a step (2) of aggregating the resin microparticles to form aggregated particles; and
a step (3) of heating the aggregated particles and allowing the aggregated particles to coalesce to form toner particles,
wherein a resin component in the resin microparticles contains an olefinic copolymer and resin A,
wherein the olefinic copolymer contains:
unit Y1 represented by formula (1), and
unit Y2 that is at least one selected from the group consisting of a unit represented by formula (2) and a unit represented by formula (3),
the olefinic copolymer has a melt flow rate equal to or more than 5 g/10 minutes and equal to or less than 30 g/10 minutes,
the resin A has an acid value of 1 mgKOH/g or more and 50 mgKOH/g or less,
the olefinic copolymer has a SP value of 16.0 (J/cm3)0.5 or more and 19.0 (J/cm3)0.5 or less,
the resin A has a SP value of 19.0 (J/cm3)0.5 or more and 21.0 (J/cm3)0.5 or less,
the resin component has an olefinic copolymer content of 50% by mass or more with respect to the total mass of the resin component,
the resin component has a resin A content of 10% by mass or more and 50% by mass or less with respect to the total mass of the resin component, and
the olefinic copolymer has a unit Y2 content of 3% by mass or more and 35% by mass or less with respect to the total mass of the olefinic copolymer,
where R1 denotes H or CH3, R2 denotes H or CH3, R3 denotes CH3 or C2H5, R4 denotes H or CH3, and R5 denotes CH3 or C2H5.

US Pat. No. 10,216,105

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

Canon Kabushiki Kaisa, T...

1. An electrophotographic photosensitive member comprising:a support member; an electroconductive layer; and a photosensitive layer in this order,
wherein the electroconductive layer contains a binder and particles, the particles each including a core made of a substance represented by general formula (1), and a coating layer coating the core and containing an electrically conductive material:
M1M2O3  (1)
wherein M1 represents an element selected from the group consisting of Sr, Li, Na, K, and Ba, and M2 represents an element selected from the group consisting of Ti, Nb, Ta, and Zr.

US Pat. No. 10,216,104

IMPRINT METHOD, IMPRINT APPARATUS, AND METHOD OF MANUFACTURING ARTICLE

CANON KABUSHIKI KAISHA, ...

1. An imprint method of forming a pattern of an imprint material on a shot region formed on a substrate by using a mold having a pattern region on which the pattern is formed, the method comprising:deforming at least one of a shape of the pattern region and a shape of the shot region in accordance with a deformation amount determined to make the shapes of the pattern region and the shot region more similar;
obtaining a shift amount between each of a plurality of marks provided on the pattern region and a corresponding one of a plurality of marks provided on the shot region, the shift amount being obtained based on the deforming the at least one of the shape of the pattern region and the shape of the shot region;
selecting marks to be used for controlling an overlay between the pattern region and the shot region based on the shift amounts obtained in the obtaining, such that a preset condition is satisfied; and
performing feedback control for the overlay between the pattern region and the shot region based on detection results on positions of the marks selected in the selecting, after deforming the at least one of the shape of the pattern region and the shape of the shot region.

US Pat. No. 10,216,103

IMPRINT METHOD, IMPRINT APPARATUS, AND METHOD OF MANUFACTURING ARTICLE

CANON KABUSHIKI KAISHA, ...

1. An imprint method of forming a pattern of an imprint material on a shot region of a substrate by a mold having a pattern region in which a pattern has been formed, each of the shot region and the pattern region including a mark, the method comprising:a deformation step of deforming at least one region among the pattern region and the shot region, based on information indicating a relative shape difference between the pattern region and the shot region measured in advance, such that the relative shape difference comes close to a target shape difference;
an estimation step of estimating a positional deviation between the mark in the pattern region and the mark in the shot region, which is to be generated in a case of overlaying the pattern region and the shot region while deforming the at least one region by; and
an alignment step of performing alignment between the pattern region and the shot region, based on the estimated positional deviation and detection results of a relative position between the mark in the pattern region and the mark in the shot region, such that the estimated positional deviation is formed in the relative position.

US Pat. No. 10,216,102

LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD

ASML Netherlands B.V., V...

1. A lithographic apparatus comprising:a first component having a first surface;
a second component having a second surface;
a sensor system configured to provide a beam of radiation onto a target area and detect radiation from the target area, wherein the target area is provided at the first surface or the second surface;
at least one opening provided at the first surface or the second surface, the at least opening configured to provide a flow of gas therefrom to establish a gas curtain that encloses the target area and encloses part of a protected volume of gas between the first and second surfaces and that reduces or prevents an inflow of ambient gas into the protected volume of gas; and
a control system configured to control the gas flow such that a characteristic of the gas curtain is different in at least part of a phase of relative motion between the first and second components during a sensing phase using the sensor system compared to another phase of relative motion between the first and second components.

US Pat. No. 10,216,101

REFLECTOR

ASML Netherlands B.V., V...

1. A reflector comprising:a plate supported by a substrate,
wherein the plate has a reflective surface and the plate is secured to the substrate by, adhesive free bonding,
wherein a cooling channel array is provided in the reflector,
wherein channels of the cooling channel array are formed from open channels in a surface of the substrate, the open channels being closed by an intermediate plate to create the channels, and
wherein the reflector further comprises a second cooling channel array, channels of the second cooling channel array being formed from open channels in the intermediate plate, the open channels being closed by the plate.

US Pat. No. 10,216,100

INSPECTION SUBSTRATE AND AN INSPECTION METHOD

ASML Netherlands B.V., V...

1. An inspection substrate for inspecting a component of an apparatus for processing production substrates, the inspection substrate comprising:a body having dimensions similar to a production substrate so that the inspection substrate is compatible with the apparatus;
an illumination device embedded in the body;
a sensor embedded in the body, the sensor configured to generate inspection information relating to a parameter of a component of the apparatus proximate to the inspection substrate; and
a storage device embedded in the body, the storage device configured to store the inspection information,
wherein the sensor comprises an imaging device and the inspection information comprises image data.

US Pat. No. 10,216,097

POLARIZATION-MODULATING ELEMENT, ILLUMINATION OPTICAL APPARATUS, EXPOSURE APPARATUS, AND EXPOSURE METHOD

NIKON CORPORATION, Tokyo...

1. An illumination optical apparatus which illuminates an object with illumination light, the illumination optical apparatus comprising:a fly's eye lens arranged in an optical path of the illumination light so that a rear focal plane of the fly's eye lens is substantially located on an illumination pupil plane of the illumination optical apparatus;
a plurality of optical elements arranged in the optical path on an incidence side of the fly's eye lens so as to be movable relative to each other, which transforms a beam of the illumination light to form a light intensity distribution of the illumination light on the illumination pupil plane by moving the plurality of optical elements relative to each other, the light intensity distribution on the illumination pupil plane being in a state in which a light intensity in a region being away from an optical axis of the illumination optical apparatus is larger than a light intensity on the optical axis on the illumination pupil plane;
a polarization modulating member made of an optical material with optical activity and provided with different thicknesses of the optical material in a direction of the optical axis at different positions on an entrance surface of the polarization modulating member, the polarization modulating member being arranged in the optical path on the incidence side of the fly's eye lens to rotate a polarization direction of the illumination light and forming a linearly polarized state of the illumination light on the illumination pupil plane by rotating the polarization direction of the illumination light, the linearly polarized state having polarization directions being substantially coincident with an azimuthal direction about the optical axis or a radial direction centered around the optical axis in the region away from the optical axis; and
an optical system including a lens element arranged in the optical path of the illumination light from the fly's eye lens,
wherein the polarization modulating member is arranged so that a direction of an optic axis of the optical material is substantially coincident with a direction of the optical axis.

US Pat. No. 10,216,096

PROCESS-SENSITIVE METROLOGY SYSTEMS AND METHODS

KLA-Tencor Corporation, ...

1. A lithography system, comprising:an illumination source including an off-axis illumination pole, wherein the off-axis illumination pole is separated from an optical axis by a known offset distance along an offset direction, wherein the pattern mask includes a first pattern element segmented with a focus-sensitive pitch along a segmentation direction and a second pattern element segmented with a focus-insensitive pitch along the segmentation direction; and
a set of projection optics configured to expose a sample with an image corresponding to the pattern mask based on illumination from the illumination source to generate exposed features, wherein the focus-sensitive pitch is selected based on the known offset distance such that illumination from the off-axis illumination pole diffracted by the pattern mask based on the focus-sensitive pitch is asymmetrically distributed in a pupil plane of the set of projection optics, wherein widths of segments of the first pattern element are selected such that at least some segments of the first pattern element along the segmentation direction are separated by a sub-resolution distance smaller than a resolution of the set of projection optics, wherein segments of the first pattern element separated by the sub-resolution distance are exposed as merged features, wherein exposed features on the sample corresponding to the first pattern element include one or more indicators of a focal position of the sample during exposure, wherein the focus-insensitive pitch is selected based on the known offset distance such that illumination from the off-axis illumination pole diffracted by the pattern mask based on the focus-insensitive pitch is symmetrically distributed in the pupil plane, wherein exposed features on the sample corresponding to the second pattern element are independent of the focal position of the sample during exposure, wherein differences between the first pattern element and the second pattern element along the segmentation direction with respect to the one or more indicators are indicative of the focal position of the sample during exposure.

US Pat. No. 10,216,095

IMMERSION LITHOGRAPHIC APPARATUS

ASML NETHERLANDS B.V., V...

1. An immersion lithographic apparatus, the immersion lithographic apparatus configured to subject a photo-sensitive layer on a substrate to a patterned beam of radiation via a liquid, the immersion lithographic apparatus comprising:a fluid handling system configured to control a presence of the liquid in a volume restricted by a surface of a moveable object, the fluid handling system, and a free surface of the liquid, the free surface extending between the surface and the fluid handling system; and
a heating system configured to locally heat a portion of the liquid in the free surface on a receding side of a periphery edge of the volume in contact with the surface of the moveable object, where the object is receding from the volume along a direction of movement of the object relative to the fluid handling system.

US Pat. No. 10,216,094

SUPPORT DEVICE AND METHOD FOR SUPPORTING LENS AND SUPPORT COMPONENT FOR SUPPORTING FUNCTIONAL ELEMENT

NATIONAL APPLIED RESEARCH...

1. A support device for supporting a lens, the support device comprising:a support component comprising:
a main body;
a plurality of first support portions disposed on the main body, wherein each of the plurality of first support portions has a first support position thereon having a first height, and is configured to rigidly support the lens; and
a plurality of second support portions disposed on the main body, wherein each of the plurality of second support portions is disposed between respective adjacent two of the plurality of first support portions, has a second support position thereon having a second height, and is configured to flexibly support the lens, wherein:
when a configuration relationship between the support component and the lens becomes a decoupling relationship, the second height is larger than the first height; and
when the configuration relationship is changed to a coupling relationship, an absolute difference value between the first and the second heights is less than a threshold.

US Pat. No. 10,216,093

PROJECTION SYSTEM AND MINOR AND RADIATION SOURCE FOR A LITHOGRAPHIC APPARATUS

ASML Netherlands B.V., V...

1. A projection system configured to project a beam of radiation onto a target portion of a substrate within a lithographic apparatus, the projection system comprising:a mirror comprising an actuator configured to position the mirror and/or configure a shape of the mirror, and to provide active damping to the mirror;
a controller configured to generate actuator control signals for controlling the actuator; and
a low pass filter and a high pass filter configured to separately filter the generated actuator control signals,
wherein the generated actuator control signals are decoupled, depending upon a frequency of the actuator control signals, into first actuator control signals for controlling the actuator when positioning the mirror and/or configuring the shape of the mirror and second actuator control signals for controlling the actuator when providing active damping to the mirror.

US Pat. No. 10,216,092

LIGHT SOURCE APPARATUS, ILLUMINATION DEVICE, EXPOSURE APPARATUS, AND DEVICE MANUFACTURING METHOD

CANON KABUSHIKI KAISHA, ...

18. An apparatus comprising:a light source configured to emit a light flux from an emission region; and
a condenser configured to condense the light flux so as to allow the light flux to exit to the outside,
wherein the condenser includes a plurality of reflection mirrors each having a reflecting surface for reflecting the light flux emitted from the emission region,
each reflecting surface of each of the plurality of reflection mirrors is rotationally symmetrical about an axis, and the plurality of reflection mirrors is disposed so as to surround the emission region,
at least two of the plurality of reflection mirrors are elliptical surface reflection mirrors of which the reflecting surface is elliptical having a focal point in the light emitting region,
at least one of the plurality of reflection mirrors is a spherical surface reflection mirror of which the reflecting surface is spherical having a central point in the emission region,
the at least two elliptical surface reflection mirrors and the at least one spherical surface reflection mirror are alternately arranged in the direction of the axis, and a light flux reflected by one spherical surface reflection mirror is further reflected by one elliptical surface reflection mirror oppositely disposed across the emission region so as to allow the light flux to be incident on the optical system, and
a position of at least one of the plurality of reflection mirrors in the direction of the axis is changeable.

US Pat. No. 10,216,091

FACET MIRROR FOR AN ILLUMINATION OPTICAL UNIT FOR PROJECTION LITHOGRAPHY

Carl Zeiss SMT GmbH, Obe...

1. An illumination optical unit, comprising:a field facet mirror, comprising:
a plurality of used facets; and
a change subunit comprising a plurality of change facets and a facet carrier,
wherein:
each used facet is configured to reflect an illumination light partial beam when the field facet mirror is used in an optical unit for projection lithography;
the change facets are arranged jointly on a facet carrier;
for each change facet, the change facet is positionable alternatively at a location of use of exactly one of the used facets;
for a first used facet that is changeable via the change subunit:
along a direction, there is a distance between the first used facet and a used facet that is not changeable via the change subunit; and
along the direction, a used facet that is adjacent to the first used facet has an extent that is at least five times the distance; and
the illumination optical unit is an illumination optical unit for projection lithography.

US Pat. No. 10,216,089

METHODS OF FORMING FLEXOGRAPHIC PRINTING MEMBERS

EASTMAN KODAK COMPANY, R...

1. A method for providing a flexographic printing member, comprising:developing an imagewise exposed flexographic printing member precursor with an aqueous flexographic developer to provide a relief image in a flexographic printing plate,
wherein the aqueous flexographic developer comprises:
a) a fatty acid composition consisting of one or more saturated or unsaturated fatty acids or alkali metal salts thereof, each saturated or unsaturated fatty acid or alkali metal salt thereof independently having 12 to 20 carbon atoms, the fatty acid composition being present in an amount of at least 0.25 weight % and up to and including 2.0 weight %,
wherein at least 85 weight % of the fatty acid composition is composed of one or more C18 mono- or poly-unsaturated fatty acids or alkali metal salts thereof;
b) one or more aminopolycarboxylic acids or alkali metal salts thereof in an amount of at least 0.05 weight % and up to and including 0.30 weight %;
c) a buffer compound in an amount of at least 0.05 weight % and up to and including 0.60 weight %; and
d) water in an amount of at least 97 weight % and up to and including 99.5 weight %;
all amounts being based on the total weight of the aqueous flexographic developer; and
replenishing the aqueous flexographic developer with a replenisher developer composition having the same or a greater concentration of one or more of components a) through c).

US Pat. No. 10,216,087

EBEAM UNIVERSAL CUTTER

Intel Corporation, Santa...

1. A blanker aperture array (BAA) for an e-beam tool, the BAA comprising:a first column of openings along a first direction; and
a second column of openings along the first direction and staggered from the first column of openings, the first and second columns of openings together forming an array having a pitch in the first direction, wherein a scan direction of the BAA is along a second direction, orthogonal to the first direction, and wherein the pitch of the array corresponds to half a minimal pitch layout of a target pattern of lines for orientation parallel with the second direction.

US Pat. No. 10,216,086

METHOD FOR CREATING SURFACE TEXTURE ON FLEXOGRAPHIC PRINTING ELEMENTS

MacDermid Graphics Soluti...

1. An apparatus for making a relief image printing element from a photosensitive printing blank, the apparatus including a plurality of rollers for transferring a defined topographical pattern into at least one photocurable layer of the photosensitive printing blank, wherein the photosensitive printing blank comprises a backing layer, at least one uncured photocurable layer disposed on the backing layer, and a laser ablatable mask layer disposed on the at least one uncured photocurable layer, the laser ablatable mask layer having been selectively laser ablated to create an in situ mask and uncover portions of the at least one uncured photocurable layer, the plurality of rollers comprising:a) a textured roller, said textured roller comprising a matte finish on an outer surface thereof, wherein the matte finish is transferrable to a surface of the at least one uncured photocurable layer to transfer a desired surface roughness to the surface of the at least one uncured photocurable layer, and
b) a backing roller spaced apart from the textured roller configured to support the backing layer of the photosensitive printing blank while the surface of the at least one uncured photocurable layer is in contact with the textured roller and to facilitate transportation of the photosensitive printing blank through a nip formed between the textured roller and the backing roller and designed for passage of the photosensitive printing blank,
wherein when the photosensitive printing blank is transported through the nip, the textured roller contacts the in-situ mask and the uncovered portions of the at least one uncured photocurable layer, wherein a defined topographical pattern is transferred from the textured surface of the roller to at least the uncovered portions of the at least one uncured photocurable layer; and
a first source of actinic radiation that is capable of exposing the at least one uncured photocurable layer to actinic radiation through the in-situ mask to crosslink and cure portions of the at least one photocurable layer not covered by the in-situ mask, and
a second source of actinic radiation arranged directly opposite the first source of actinic radiation on an opposite side of the photosensitive printing blank,
wherein the first source of actinic radiation and the second source of actinic radiation are arranged immediately following the textured roller and the backing roller.

US Pat. No. 10,216,085

TETRACARBOXYLIC ACID DIESTER COMPOUND, POLYIMIDE PRECURSOR POLYMER AND METHOD FOR PRODUCING THE SAME, NEGATIVE PHOTOSENSITIVE RESIN COMPOSITION, PATTERNING PROCESS, AND METHOD FOR FORMING CURED FILM

SHIN-ETSU CHEMICAL CO., L...

8. A negative photosensitive resin composition comprising:(A?) the polyimide precursor polymer according to claim 1;
(B?) a photo acid generator;
(C?) one or two or more crosslinking agents selected from an amino condensate modified with formaldehyde or formaldehyde-alcohol, a phenol compound having on average two or more methylol groups or alkoxymethylol groups per molecule, a polyhydric phenol compound in which a hydrogen atom of a phenolic hydroxyl group is substituted with a glycidyl group, a polyhydric phenol compound in which a hydrogen atom of a phenolic hydroxyl group is substituted with a substituent shown by the following formula (C-1), and a compound containing two or more nitrogen atoms having a glycidyl group as shown by the following formula (C-2),

wherein the dotted line represents a bond, Rc represents a linear, branched, or cyclic alkyl group having 1 to 6 carbon atoms, and “s” represents 1 or 2; and
(D) a solvent.

US Pat. No. 10,216,083

RADIATION-SENSITIVE COLORED COMPOSITIONS, CURED COLORED FILMS, COLOR FILTERS, PROCESSES FOR FORMING COLORED PATTERNS, PROCESSES FOR PREPARING COLOR FILTERS, SOLID-STATE IMAGE SENSORS AND LIQUID CRYSTAL DISPLAY DEVICES

FUJIFILM Corporation, To...

1. A radiation-sensitive colored composition comprising: a dyestuff, a photopolymerizable compound, a photoinitiator, and a nonionic surfactant containing a partial structure represented by formula (1) or (2) and having a weight average molecular weight of 2500 or less and an HLB value of 9.2 to 15.5 as determined by Griffin's method;
wherein R1 and R2 each independently represent a hydrocarbon group containing 8 or more carbon atoms, and n1 and n2 each independently represent 4 to 25,
wherein an amount of the dyestuff contained in the radiation-sensitive colored composition is 10 to 70% by mass based on the total solids of the radiation-sensitive colored composition.

US Pat. No. 10,216,082

LAYOUT DESIGN SYSTEM, SYSTEM AND METHOD FOR FABRICATING MASK PATTERN USING THE SAME

Samsung Electronics Co., ...

1. A layout design system comprising:a layout designer including,
a processor, and
a storage unit coupled to the processor,
the storage unit configured to store a layout design and a stitch module,
the layout design including a first pattern group and a second pattern group disposed in accordance with a design,
the first pattern group including a first pattern for patterning at a first time,
the second pattern group including a second pattern for patterning at a second time that is different than the first time,
the processor, in response to executing the stitch module, being configured to detect an iso-pattern of the second pattern,
the processor, in response to executing stitch module, being configured to modify the second pattern group by designating at least one structure of the first pattern, which is spaced apart from the iso-pattern by a desired pitch or more, to the second pattern group such that the at least one structure of the first pattern is repetitively designated in the first pattern group and the second pattern group,
the desired pitch corresponding to a minimum pitch for limiting an occurrence of a bridge; and
a mask pattern former configured to form a first mask pattern corresponding to the first pattern at the first time and to form a second mask pattern corresponding to the second pattern at the second time based on the layout design, the mask pattern former being configured to form the first pattern at the first time and the second pattern at the second time on a tangible layer.

US Pat. No. 10,216,080

MULTI-PROJECTION SYSTEM

CJ CGV CO., LTD., Seoul ...

1. A multi-projection system, comprising:a front screen arranged in front of an auditorium;
a first plurality of screens arranged from the left side of the front screen; and
a second plurality of screens arranged from the right side of the front screen,
wherein the first plurality of the screens is spaced apart from each other, and
wherein the second plurality of the screens is spaced apart from each other
wherein the first plurality of the screens are parallel to each other and arranged to have a predetermined angle from the front screen.

US Pat. No. 10,216,079

SCANNING PROJECTOR SCREEN, AND SCANNING PROJECTOR SYSTEM

YAZAKI CORPORATION, Toky...

1. A scanning projector system comprising:a scanning projector; and
a screen,
wherein, the scanning projector includes a high-speed two-dimensional scanning element which performs scanning of a convergent light in a horizontal direction and a vertical direction,
the screen is formed in a shape formed by cutting out a part of a sphere around a rotation axis of the scanning element, and the screen is positioned such that the rotation axis of the scanning element is at a center of the part of the sphere, and
the distance between the rotation axis and respective locations in the direction of the scanning is determined such that the convergent light is focused on the screen.

US Pat. No. 10,216,078

INDIVIDUAL VISUALIZATION OF IMAGE INFORMATION CONCEALED IN A LIGHT PROJECTION

15. System for the display of visual information comprising:a projector comprising a light source, the projector adapted to imprint at least two-dimensional spatially and temporally resolved information by phase modulation to a beam path;
a phase-maintaining projection surface;
a first filter arranged in an output beam path between the phase-maintaining projection surface and an observation point, and a second filter arranged in an input beam path between an output of the projector and the phase-maintaining projection surface, wherein the phase modulation is converted into an amplitude modulation by the first and second filters,
a non-phase maintaining projection surface formed by an object to be illuminated without information imprinting
wherein the system is configured to:
illuminate the object with the display of no information on the object whatsoever despite the operation of the light source, in particular for lighting purposes; or
display information on the phase-maintaining projection surface as a function of the spatial arrangement of the projection surfaces, the first and second filters and an observation point as well as of the composition of the phase-maintaining projection surface; or
display information on the phase-maintaining projection surface or on the non-phase maintaining projection surface independent of the observation point and independent of the nature of the projection surfaces.

US Pat. No. 10,216,077

ILLUMINATION DEVICE AND PROJECTOR

SEIKO EPSON CORPORATION, ...

1. An illumination device comprising:a light source unit including a plurality of light source regions and outputting a first color light;
a light branch element that reflects a light output from at least one light source region of the plurality of light source regions and branches the first color light into a first component and a second component traveling in different directions from each other, a position of the light branch element in an arrangement direction of the plurality of light source regions being adjustable;
a wavelength conversion element provided in an optical path of the second component and excited by the second component to output a fluorescent light containing a second color light;
a first photodetector into which a part of the first component enters;
a light branch element moving device that moves the light branch element; and
a light branch element control circuit that controls the light branch element moving device, the light branch element control circuit having a function of changing a component to be branched as the first component of the first color light by controlling the light branch element moving device to move the light branch element in the arrangement direction when an output from the first photodetector is reduced by a predetermined amount or more.

US Pat. No. 10,216,075

DIGITAL LIGHT PROJECTOR HAVING INVISIBLE LIGHT CHANNEL

Hewlett-Packard Developme...

1. A digital light projector comprising:a plurality of color channels including at least one visible color channel to provide visible light and at least one invisible color channel to provide invisible light; and
a projecting device to provide light from the plurality of color channels onto an environment in the form of an array of pixels which together form a video image including a visible image and an invisible image, the video image comprising a series of frames with each frame formed by the array of pixels,
wherein to form a pixel of the array of pixels of a frame of the series of frames, the projecting device is to sequentially project a series of light pulses from light provided by respective color channels of the plurality of color channels, with light pulses from the at least one visible color channel forming the visible image and light pulses from the at least one invisible color channel forming the invisible image.

US Pat. No. 10,216,074

IMAGE GENERATION DEVICE AND IMAGE PROJECTION APPARATUS FOR GENERATING AN IMAGE

Ricoh Company, Ltd., Tok...

1. An image generation device comprising:an image generator configured to receive light and generate an image;
a stationary unit including a stationary plate;
a movable unit including,
a movable plate movably supported by the stationary plate, the image generator mounted on the movable plate, and
a diffusion heat radiator connected to the movable plate, the diffusion heat radiator configured to cool the image generator;
a driver configured to relatively move the movable unit with respect to the stationary unit, the driver including,
a driving coil in the diffusion heat radiator, and
a driving magnet opposed to the driving coil; and
a wiring board connected to the movable unit, the wiring board configured to pass a current through the driving coil,
wherein the wiring board is configured to move with movement of the movable unit in a movable area of the wiring board, and the movable area of the wiring board does not overlap with any of the driving coil and the driving magnet in plan view.

US Pat. No. 10,216,073

PROJECTION APPARATUS

Coretronic Corporation, ...

1. A projection apparatus, comprising:an illumination system, comprising a light source, wherein the light source provides an illumination beam;
a light valve, disposed on a transmission path of the illumination beam, the light valve comprising an image display surface, and configured to convert the illumination beam into an image beam;
an optical actuation element, disposed on a transmission path of the image beam, and configured to deflect a transmission direction of the image beam within a frame period; and
a projection lens, configured to receive the image beam coming from the optical actuation element, and projecting the image beam to a display medium to form an image frame on the display medium,
wherein the image display surface of the light valve comprises a first region and a second region, the first region comprises a plurality of first pixels configured to convert the corresponding illumination beam into a plurality of first sub-image beams, the second region comprises a plurality of second pixels configured to convert the corresponding illumination beam into a plurality of second sub-image beams, the first sub-image beams and the second sub-image beams form a part of the image beam,
a transmission path of one of the first sub-image beams in the optical actuation element is a first transmission path, a transmission path of one of the second sub-image beams in the optical actuation element is a second transmission path, and a length of the first transmission path is smaller than a length of the second transmission path,
wherein the projection lens has an optical axis, and the second region is closer to the optical axis of the projection lens relative to the first region.

US Pat. No. 10,216,072

ZOOM LENS AND IMAGE PROJECTION APPARATUS

CANON KABUSHIKI KAISHA, ...

12. An image projection apparatus comprising:a light modulation element configured to modulate light; and
a zoom lens comprising a plurality of lens units, in which a distance between adjacent lens units is variable in a magnification variation,
wherein the plurality of lens units include, in order from an enlargement conjugate side to a reduction conjugate side, a first lens unit that has a negative refractive power and that is fixed for the magnification variation, a second lens unit, a third lens unit, a fourth lens unit, a fifth lens unit, a sixth lens unit, and a seventh lens unit, each of which moves for the magnification variation, and an eighth lens unit that has a positive refractive power and that is fixed for the magnification variation.

US Pat. No. 10,216,071

OPTICAL SYSTEM AND OPTICAL APPARATUS INCLUDING THE SAME

Canon Kabushiki Kaisha, ...

1. An optical system having a first optical axis on an incident side and a second optical axis on an exit side, the first optical axis being offset from the second optical axis, the optical system comprising:a reflection unit including
a first reflection surface and a second reflection surface meeting at an angle, forming a reflecting roof surface, and
a third reflection surface parallel or orthogonal to a ridge line of the roof surface, and positioned to reflect light along the second optical axis, the third reflection surface being different from the first reflection surface and the second reflection surface,
wherein the reflection unit is rotatable about the first optical axis.

US Pat. No. 10,216,070

ADJUSTABLE SUPPORT ARM FOR USE BETWEEN CAMERA AND CAMERA SUPPORT

Cinevate Ltd., Thunder B...

1. A support assembly for use with a camera support having a mounting surface and a camera having a base adapted to be mounted on said mounting surface, the support assembly comprising:an elongate support arm extending between longitudinally opposed first and second ends of the support arm which define a longitudinal axis extending therebetween;
a first bracket assembly including a mounting plate adapted to be mounted onto the mounting surface of the camera support and a pivot assembly supporting the mounting plate on the support arm such that the mounting plate adapted to be fixed relative to the support arm at any one of a plurality of different angles relative to the longitudinal axis of the support arm within a prescribed range of different angles;
a second bracket assembly including a mounting plate adapted to be mounted onto the base of the camera and a pivot assembly supporting the mounting plate on the support arm such that the mounting plate is adapted to be fixed relative to the support arm at any one of a plurality of different angles relative to the longitudinal axis of the support arm within a prescribed range of different angles;
whereby the support assembly is adapted to be supported between the base of the camera and the mounting surface of the camera support such that the camera can be supported relative to the camera support through a range of different heights and orientations;
wherein the pivot assembly of at least one of the first and second bracket assemblies further comprises:
a clamping member which mates with the support arm so as to be supported for linear sliding movement between a plurality of different longitudinal positions along the longitudinal axis of the support arm;
a support member coupled to the clamping member by a pivot which defines a pivot axis that is perpendicular to the longitudinal axis of the support arm about which the support member is pivotal relative to the clamping member;
the mounting plate being mounted on the support member so as to be pivotal together about the pivot axis relative to the clamping member; and
a locking member coupled between the clamping member and the support member which is operable between an engaged position and a disengaged position;
in the engaged position, the clamping member being frictionally fixed relative to the support arm by the locking member and the support member being frictionally fixed relative to the clamping member by the locking member; and
in the disengaged position, the clamping member being linearly slidable along the support arm and the support member being pivotal about the pivot axis relative to the clamping member;
whereby the locking member is adapted to simultaneously fix the support member relative to the clamping member and fix the clamping member relative to the support arm as the locking member is displaced from the disengaged position to the engaged position.

US Pat. No. 10,216,069

MULTI-PIVOT CAMERA HARNESS

1. A photographic equipment carrying device comprising:a body, wherein the body comprises:
two separate body straps;
two separate shoulder straps; and
a back member;
three pairs of rotating points coupled with the body allowing a snug-fit configuration of the carrying device, wherein the two separate body straps are coupled with the back member by a first pair of rotating points and are coupled with the two separate shoulder straps by a second pair of rotating points, wherein the two separate shoulder straps are coupled with the back member with a third pair of rotating points; and
one or more securing mechanisms coupled to the body securing one or more cameras, wherein the body comprises at least one swing members coupling with a photographic equipment, wherein each of the at least one swing members comprise a ring structure sliding along one of the two body straps.

US Pat. No. 10,216,068

CAMERA AND TASK LIGHT ON ADJUSTABLE ARM AND WEIGHTED BASE

Lenovo (Signapore) Pte. L...

1. An apparatus, comprising:an arm;
a head having an end face that detachably mates with a ball receiving portion of the arm, a mating connection between the end face and the receiving portion allowing any degree of rotation up to 360 degree rotation of the head;
the head comprising an integrated camera; and
a base attached to the arm, wherein the base comprises a circular bottom surface configured to stably support the base on a horizontal surface;
said base comprising:
a power and data connector;
another device operatively coupled to the power and data connector;
wherein the camera shares the power and data connector with the another device of the base.

US Pat. No. 10,216,066

FLEXIBLE LIGHT CONTROL GRID WITH COLLAPSIBLE FRAME

1. A collapsible light control grid for attachment to an opening of a light source, the collapsible light control grid comprising:an outer band made of a flexible material and having a plurality of sides connected end-to-end to define a polygonal opening with a first corner and a second corner adjacent to the first corner, the outer band having an inner side;
a first pocket being formed at the first corner and a second pocket being formed at the second corner;
a frame member held to the outer band due to the frame member spanning between the first pocket and the second pocket, the frame member being at least partially inserted within each of the first pocket and the second pocket; and
a plurality of flexible strips intersecting to define a multiplicity of light channels within the polygonal opening, wherein each of the plurality of flexible strips comprises a slit formed in at least one terminus thereof, wherein the plurality of flexible strips are connected to the inner side of the outer band between the first corner and the second corner by the at least one terminus;
wherein the frame member is inserted through each slit of the plurality of flexible strips between the first pocket and the second pocket.

US Pat. No. 10,216,065

CAMERA SYSTEM USING INTERCHANGEABLE FIXED LENSES

TACTACAM LLC., Caledonia...

1. A camera, comprising:a housing including an image sensor; and
a plurality of lens caps, each lens cap including a different fixed lens,
wherein one of the lens caps is mounted on the housing for a first field of view,
wherein the one lens cap can be replaced with another lens cap for a second field of view, and
wherein the housing includes an internal lens.

US Pat. No. 10,216,064

OPTICAL PARAMETRIC WAVEFORM SYNTHESIZER AND METHOD FOR SYNTHESIZING OPTICAL WAVEFORMS

Deutsches Elektronen-Sync...

1. Optical parametric waveform synthesizer being configured for creating optical waveforms, comprisinga pump source device being arranged for creating at least one sequence of pump pulses,
a seed source device being arranged for creating a sequence of master seed pulses and at least one sequence of slave seed pulses,
an optical parametric amplifier device having
(a) a master channel with at least one optical parametric amplifier unit being arranged for creating a sequence of master channel laser pulses by non-linear optical interactions using one of the at least one sequence of pump pulses and the sequence of master seed pulses, and
(b) at least one slave channel with at least one optical parametric amplifier unit being arranged for creating at least one sequence of slave channel laser pulses by non-linear optical interactions using one of the at least one sequence of pump pulses and the at least one sequence of slave seed pulses, wherein
the master channel and the at least one slave channel are configured such that the sequence of master channel laser pulses and the at least one sequence of slave channel laser pulses have different spectral intensity characteristics,
a beam combiner device being arranged for coherently combining the master channel laser pulses and the slave channel laser pulses, thus synthesizing the optical waveforms to be obtained,
detector devices being arranged for sensing a relative arrival time between the master channel laser pulses and the slave channel laser pulses at the beam combiner device, and
a control system being arranged for controlling a relative temporal relationship between the master channel laser pulses and the slave channel laser pulses on the basis of output signals of the detector devices, wherein
the detector devices are arranged for further sensing pulse temporal and phase properties of the master and slave seed pulses and a relative phase between the master channel laser pulses and the slave channel laser pulses at the beam combiner device, and
the control system is configured for controlling:
a carrier-envelope-phase of the at least one of the master and slave seed pulses and the master channel laser pulses, and
the relative temporal relationship and a relative phase relationship between the master channel laser pulses and the slave channel laser pulses,by an orthogonal control of the seed source device and the optical parametric amplifier device.

US Pat. No. 10,216,063

SINGLE PASS LASER AMPLIFIER WITH PULSED PUMPING

IPG PHOTONICS CORPORATION...

1. A short-pulse, single-pass, amplifier based laser system with a spectrally broadened laser output, the system comprising:a seed laser; and
a pulse-pumped single-pass laser amplifier configured to emit an amplified, spectrally broadened laser output;
wherein the seed laser is configured to emit a train of ultrafast mid-IR seed pulses;
wherein the laser amplifier is configured to receive and amplify the energy of at least one seed pulse;
wherein the laser amplifier comprises a nonlinear optical medium characterized by a critical power for self focusing, and comprising TM:II-VI polycrystalline material; and
wherein the nonlinear optical medium is irradiated in the single-pass laser amplifier above the critical power for self-focusing, whereby the laser output is spectrally broadened.

US Pat. No. 10,216,062

ELECTROMAGNETIC FREQUENCY CONVERTER

1. An electromagnetic frequency converter for converting input electromagnetic radiation to output electromagnetic radiation of a different frequency, the electromagnetic frequency converter comprising:an atomic ensemble;
one or more first sources of electromagnetic radiation each having a frequency selected from a set of possible atomic transition frequencies for the atomic valence electrons in the atomic ensemble, wherein the sum of the frequencies of the one or more first sources is between 600 THz and 1500 THz, wherein the electromagnetic radiation from the one or more first sources is arranged to be incident upon the atomic ensemble to excite atomic valence electrons in the atomic ensemble from a ground state to a first Rydberg state;
one or more second sources of electromagnetic radiation each having a frequency selected from a set of possible atomic transition frequencies for the atomic valence electrons in the atomic ensemble, wherein the sum of the frequencies of the one or more second sources is between 300 THz and 750 THz, wherein the electromagnetic radiation from the one or more second sources is arranged to be incident upon the atomic ensemble to excite atomic valence electrons in the atomic ensemble from an excited state to a second Rydberg state, wherein the excited state is linked to the ground state by an atomic transition having a frequency between 193 THz and 800 THz for the atomic valence electrons in the atomic ensemble, and the second Rydberg state is linked to the first Rydberg state by an atomic transition having a frequency between 300 MHz and 3 THz for the atomic valence electrons in the atomic ensemble;
a first input and/or output for electromagnetic radiation having a frequency between 193 THz and 800 THz, wherein the first input or output is arranged to be coupled to the atomic ensemble such that the electromagnetic radiation is incident upon the atomic ensemble from the first input or received from the atomic ensemble at the first output; and
a second input and/or output for electromagnetic radiation having a frequency between frequency between 300 MHz and 3 THz, wherein the second input or output is arranged to be coupled to the atomic ensemble such that the electromagnetic radiation is incident upon the atomic ensemble from the second input or received from the atomic ensemble at the second output;
wherein the electromagnetic frequency converter is arranged such that on application of the one or more first and one or more second sources of electromagnetic radiation to be incident upon the atomic ensemble, input of electromagnetic radiation having a frequency between 193 THz and 800 THz from the first input and which couples to the atomic transition between the ground state and the excited state or input of electromagnetic radiation having a frequency between 300 MHz and 3 THz from the second input and which couples to the atomic transition between the first Rydberg state and the second Rydberg state, causes electromagnetic radiation having a frequency between 300 MHz and 3 THz from the atomic transition between the second Rydberg state and the first Rydberg state to be output from the second output or electromagnetic radiation having a frequency between 193 THz and 800 THz from the atomic transition between the excited state and the ground state to be output from the first output respectively.

US Pat. No. 10,216,061

CONTACT IMAGE SENSOR USING SWITCHABLE BRAGG GRATINGS

DigiLens, Inc., Sunnyval...

1. A contact image sensor comprising:a light source providing a collimated beam;
a detector;
an array of switchable grating elements sandwiched by first and second transparent substrates supporting transparent electrodes, said substrates together providing a total internal reflection light guide;
a first transmission grating layer overlaying said first substrate;
a second transmission grating layer overlaying said second substrate;
a quarter wavelength retarder layer overlaying said second transmission grating layer;
a platen overlaying said quarter wavelength retarder layer;
a polarization-rotating reflecting layer overlaying said first transmission grating layer;
an input coupler for directing light from said light source into said light guide; and
an output coupler for extracting light out of said light guide towards said detector; and
wherein the contact image sensor is configured to perform a sequence of switching steps, wherein in each step two grating elements are switched into their diffracting states with all other grating elements remaining in their non-diffracting states.

US Pat. No. 10,216,060

LIQUID CRYSTAL LENS AND MANUFACTURING METHOD THEREOF, DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A liquid crystal lens, comprising:a first substrate and a second substrate disposed opposite to the first substrate;
a first electrode disposed on the first substrate;
a retardation layer disposed on a side of the first substrate facing the second substrate, the retardation layer comprising a plurality of steps having different heights;
a second electrode disposed on the second substrate; the second electrode being disposed opposite to the first electrode; the second electrode comprising a plurality of sub-electrodes, the plurality of sub-electrodes being one-to-one corresponding to the plurality of steps; a width of the sub-electrode being smaller than a width of the step corresponding to the sub-electrode; a gap being provided between two adjacent sub-electrodes, and one edge of the gap being aligned with a step point of two adjacent steps; and
a liquid crystal filled in a space between the retardation layer and the second substrate.

US Pat. No. 10,216,059

WAVEGUIDE MODULATOR STRUCTURES

Rockley Photonics Limited...

1. An optoelectronic device, comprising:a substrate;
a Mach-Zehnder waveguide modulator, the Mach-Zehnder waveguide modulator comprising: a left arm including a left SiGe optical waveguide, and a right arm including a right SiGe optical waveguide, wherein each of the left and right optical waveguides comprises a junction region and a plurality of electrodes for providing a bias across the junction to enable control of the phase of light travelling through the junction regions; and
crystalline cladding layer, on top of the substrate and beneath the junction region of the left optical waveguide and/or the junction region of the right optical waveguide, wherein the crystalline cladding layer has a refractive index which is less than a refractive index of the respective junction region(s), such that optical power is confined to the respective junction region(s).

US Pat. No. 10,216,058

DISPLAY DEVICES AND THE DISPLAY PANELS THEREOF

Wuhan China Star Optoelec...

1. A display panel, comprising:a first substrate, a second substrate, a liquid crystal layer between the first substrate and the second substrate, a masking layer on the first substrate, a buffering layer arranged on the masking layer and the first substrate, a first semiconductor layer on the buffering layer, and an active layer on the first semiconductor layer and the buffering layer;
wherein the active layer comprises an intrinsic portion, a first light-doping portion and a second light-doping portion respectively arranged at two lateral sides of the intrinsic portion, a first heavy-doping portion arranged at one side of the first light-doping portion facing away the intrinsic portion, a second heavy-doping portion arranged at one side of the second light-doping portion facing away the intrinsic portion, the intrinsic portion completely covers the first semiconductor layer, and a material of the intrinsic portion is different from a material of the first semiconductor layer;
the display panel further comprises a second semiconductor layer, a gate insulation layer arranged above the active layer, the second semiconductor layer, and the buffering layer, a first metal layer arranged above the gate insulation layer, an interlayer dielectric layer arranged on the first metal layer, a second metal layer arranged on the interlayer dielectric layer, a planarization layer on the second metal layer and the interlayer dielectric layer, a common electrode layer on the planarization layer, a passivation layer on the planarization layer and the common electrode layer, and a transparent electrode layer on the passivation layer, the second metal layer is connected with the active layer via at least one through hole arranged on the interlayer dielectric layer and the gate insulation layer, the transparent electrode layer is connected with the second metal layer via the through hole arranged on the passivation layer and the planarization layer, the common electrode layer is arranged in a corresponding top or bottom area of the second semiconductor layer, the transparent electrode layer is arranged in a corresponding area of the common electrode layer, and the active layer is arranged on the second semiconductor layer.

US Pat. No. 10,216,057

ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. An array substrate, comprising a base substrate, and a plurality of gate lines, a plurality of first data lines, a plurality of second data lines, a plurality of rows and columns of pixel units arranged in a matrix which are disposed on the base substrate, a first passivation layer disposed between the first data lines and the second data lines, a shielding electrode layer and a common electrode, wherein,each row of the pixel units is driven by one corresponding gate line, in the plurality of rows of the pixel units, every two rows of the pixel units forms one pixel unit row group, and the pixel unit row group receives a same gate signal during the operation of the array substrate;
each column of the pixel units is driven by one corresponding first data line and one corresponding second data line, the first data lines and the second data lines that are adjacent are insulated from each other, disposed on different layers and connected to different pixel units, and the first data lines and the second data lines that are adjacent are at least partially overlapped with each other in a direction perpendicular to a surface of the base substrate;
the shielding electrode layer is disposed between the first passivation layer and the second data lines, and the shielding electrode layer is disposed on a same layer, formed of a same material and applied with a same voltage as the common electrode.

US Pat. No. 10,216,056

ARRAY SUBSTRATE, LIQUID CRYSTAL DISPLAY PANEL, AND LIQUID CRYSTAL DISPLAY DEVICE

Wuhan China Star Optoelec...

1. An array substrate, which comprises:a plurality of data lines, each of which is divided into multiple continuously connected data line segments,
a plurality of scanning lines, and
a plurality of pixel units, each of which includes a pixel switch,
wherein each data line segment corresponds to a pixel switch and a scanning line, and
wherein each data line segment is divided into a first section and a second section, the first section and the second section being connected to each other end to end, wherein the second section is located in a region of the pixel switch corresponding to the data line segment to which the second section belongs, and the second section has either
(i) an axisymmetric shape, wherein an axis of symmetry of the shape of the second section includes the scanning line corresponding to the data line segment to which the second section belongs, or
(ii) a centrosymmetric shape, wherein a center of symmetry of the shape of the second section includes an intersection of the data line segment to which the second section belongs and the scanning line corresponding to the data line segment to which the second section belongs.

US Pat. No. 10,216,055

DISPLAY DEVICE COMPRISING TWO TRANSISTORS AND DISPLAY ELEMENT

Semiconductor Energy Labo...

1. A display device comprising:a signal line configured to be supplied with a data voltage having a first potential and a second potential;
a first circuit capable of holding the first potential at a first node and electrically connected to the signal line;
a second circuit capable of holding the second potential at a second node and electrically connected to the first circuit;
a first transistor comprising a first gate terminal, a first terminal, and a second terminal, wherein the first gate terminal of the first transistor is electrically connected to the first node and configured to be supplied with the first potential;
a second transistor comprising a second gate terminal, a third terminal, and a fourth terminal, wherein the second gate terminal of the second transistor is electrically connected to the second node and configured to be supplied with the second potential;
a display element comprising one electrode, wherein the one electrode of the display element is electrically connected to the first terminal of the first transistor and the third terminal of the second transistor;
a first wiring configured to be supplied with a first signal and electrically connected to the second terminal of the first transistor; and
a second wiring configured to be supplied with a second signal and electrically connected to the fourth terminal of the second transistor.

US Pat. No. 10,216,054

DISPLAY DEVICE

Japan Display Inc., Mina...

1. A display device comprising:a liquid crystal display panel comprising a display surface and a back surface opposite to the display surface; and
a backlight device comprising a light guide plate including a first main surface opposed to the back surface of the liquid crystal display panel, a second main surface opposite to the first main surface, and end surfaces connecting the first main surface and the second main surface and including an end surface constituting a light incident surface, and light sources opposed to the light incident surface, wherein
the light guide plate comprises divided light guide plates, each comprising the first main surface, the second main surface, the light incident surface, and side surfaces cross to the first main surface and the light incident surface; and an adhesive member connecting the side surfaces of the divided light guide plates to each other and having optical properties different from optical properties of the divided light guide plates,
the first main surface includes a plurality of projection streaks extending in a traveling direction of light entering from the light incident surface, and
a cross-section of each of the projection streaks has a truncated semicircle shape which is formed of a plurality of circular arcs arranged in a width direction of the projection streak.

US Pat. No. 10,216,053

AMORPHOUS SILICON THIN FILM TRANSISTOR-LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME

SAMSUNG DISPLAY CO., LTD....

1. A substrate for a display device, comprising:a base substrate including a display region and a driving circuit region;
a plurality of switching transistors formed in the display region, each of the switching transistors including amorphous silicon;
a plurality of driving transistors formed in the driving circuit region, each of the driving transistors including amorphous silicon;
a protection layer formed on the base substrate to cover the switching transistors and the driving transistors;
an electrode pattern formed on the protection layer, the electrode pattern including a pixel electrode electrically connected to one of the switching transistors, and a connecting electrode electrically connecting two of the driving transistors; and
main signal lines for applying signals to the driving transistors,
wherein the main signal lines comprise a first power source line and a first sub power source line in parallel with the first power source line,
wherein a first voltage is applied to the first power source line,
wherein a first sub voltage different from the first voltage is applied to the first sub power source line,
wherein the driving transistors are spaced apart from the first power source line and the first sub power source line in a plan view.

US Pat. No. 10,216,052

DISPLAY DEVICE

SAMSUNG DISPLAY CO., LTD....

1. A display device, comprising:a substrate comprising a display area and a non-display area adjacent to the display area, a plurality of pixels being disposed on the display area;
a plurality of first lines disposed on the display area;
a plurality of second lines disposed on the display area, the plurality of second lines crossing the plurality of the first lines; and
a plurality of fan-out lines disposed on the substrate, the plurality of fan-out lines connecting the second lines and a driver;
wherein the second lines overlap the first lines more at crossing areas where the first and second lines cross as the lengths of the corresponding fan-out lines decrease,
wherein the second lines have the same widths at non-crossing areas where the first and second lines do not cross.

US Pat. No. 10,216,051

LIQUID CRYSTAL DISPLAY AND A METHOD OF MEASURING A CAPACITANCE OF A LIQUID CRYSTAL DISPLAY

SAMSUNG DISPLAY CO., LTD....

1. A liquid crystal display, comprising:a display area which includes an upper substrate, a lower substrate, a plurality of pixels and a liquid crystal layer interposed between the upper substrate and the lower substrate; and
a measuring unit including a tag portion, a common voltage applying portion, and a pixel voltage applying portion,
wherein the common voltage applying portion and the tag portion are connected to each other, and the pixel voltage applying portion and the tag portion are connected to each other,
a data conductor, a first electrode, a passivation layer, and a second electrode are disposed on the common voltage applying portion,
a first part of the data conductor of the common voltage applying portion directly contacts the second electrode of the common voltage applying portion, and
a second part of the data conductor of the common voltage applying portion directly contacts the first electrode of the common voltage applying portion.

US Pat. No. 10,216,050

LIQUID CRYSTAL DISPLAY DEVICE

Japan Display Inc., Toky...

1. A display device, comprising:a first substrate including an active area in a shape of a rectangle having a first end portion, a second end portion, a third end portion and a fourth end portion surrounding the active area; and
a second substrate facing the first substrate, wherein
the first substrate includes
a gate line extending in a first direction and a source line extending in a second direction crossing the first direction in the active area,
a source driver electrically connected with one end of the source line drawn from the active area to the first end portion,
a source control circuit electrically connected with the other end of the source line drawn from the active area to the third end portion,
a first common terminal and a second common terminal of a common potential formed in the first end portion,
a power supply line electrically connected with the first common terminal and extending along the second, third and fourth end portions in this order, and connected with the second common terminal, and
a branch wiring electrically connected between an intermediate portion of the power supply line along the third end portion and the source control circuit through a first bridge wiring, and extending in the first direction,
the branch wiring includes a pair of first projection portions arranged adjacently and projecting toward the power supply line,
the power supply line includes a pair of second projection portions arranged adjacently and projecting toward the first projection portions, respectively, and
the first bridge wiring is sandwiched between the pair of first projection portions and between the pair of second projection portions.

US Pat. No. 10,216,049

DISPLAY PANEL AND DISPLAY DEVICE

XIAMEN TIANMA MICRO-ELECT...

1. A display panel, comprising:a substrate;
a plurality of pixel electrodes placed on the substrate, each pixel electrode comprising a plurality of first pixel electrodes and at least three second pixel electrodes; and
a plurality of thin-film transistors arranged in rows in a first direction and in columns in a second direction on the substrate;
wherein the at least three second pixel electrodes are compensation pixel electrodes, and an area of the substrate occupied by each compensation pixel electrode is smaller than an area of the substrate occupied by each first pixel electrode; and
wherein the plurality of thin-film transistors is electrically connected with the plurality of pixel electrodes in one-to-one correspondence, and an orthographic projection of at least one of the at least three second pixel electrodes on the substrate does not overlap with an orthographic projection of at least one of the thin-film transistors correspondingly connected with the at least one of the at least three second pixel electrodes on the substrate.

US Pat. No. 10,216,048

LIQUID-CRYSTAL DISPLAY DEVICE AND ELECTRONIC APPARATUS

JAPAN DISPLAY INC., Toky...

1. A liquid-crystal display device comprising:a liquid-crystal layer;
a plurality of pixels; and
a pixel electrode for each of the plurality of pixels, wherein
the pixel electrode includes an electrode base portion extending in a first direction and a plurality of comb tooth portions extending in a second direction different from the first direction and protruding from the electrode base portion, each of the comb tooth portions having a tip portion distant from the electrode base portion and an end portion close to the electrode base portion,
the comb tooth portions include a first comb tooth portion, a second comb tooth portion, a third comb tooth portion, a fourth comb tooth portion, and a fifth comb tooth portion,
the first comb tooth portion is closest to a boundary between adjacent pixels of the plurality of pixels,
the first comb tooth portion and the second comb tooth portion are adjacent to each other,
the third comb tooth portion and the fourth comb tooth portion are adjacent to each other,
the fourth comb tooth portion and the fifth comb tooth portion are adjacent to each other,
a first distance between the tip portion of the first comb tooth portion and the tip portion of the second comb tooth portion is a first width,
a second distance between the tip portion of the third comb tooth portion and the tip portion of the fourth comb tooth portion is a second width,
a third distance between the tip portion of the fourth comb tooth portion and the tip portion of the fifth comb tooth portion is the second width,
the first width is different from the second width,
a fourth distance between the end portion of the first comb tooth portion and the end portion of the second comb tooth portion is a third width,
a fifth distance between the end portion of the third comb tooth portion and the end portion of the fourth comb tooth portion is a fourth width,
a sixth distance between the end portion of the fourth comb tooth portion and the end portion of the fifth comb tooth portion is the fourth width, and
a difference between the first width and the third width is greater than a difference between the second width and the fourth width.

US Pat. No. 10,216,047

MOTHERBOARD, MOTHERBOARD OF DISPLAY PANEL, LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A motherboard of a display panel, comprising a first motherboard and a second motherboard disposed opposite to each other; the first motherboard including a first base substrate and a plurality of substrate units arranged in a matrix on the first base substrate, and the second motherboard including a second base substrate and a plurality of substrate units arranged in a matrix on the second base substrate, wherein,at least one of the first motherboard and the second motherboard further includes a line layer insulated from the substrate units and arranged along a preset extending direction, which is disposed in a peripheral region of the substrate units,
the motherboard of the display panel further comprises an alignment film disposed on the line layer and the substrate units, on at least one of the first motherboard and the second motherboard, and the line layer is disposed on a same layer with a transparent electrode layer in the substrate units,
wherein widths of respective lines in the line layer are 13 ?m to 15 ?m, and heights of the respective lines in the line layer are 200 ? to 1000 ?.

US Pat. No. 10,216,046

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME

Samsung Display Co., Ltd....

1. A liquid crystal display device comprising:a first substrate and a second substrate opposed to the first substrate;
a liquid crystal layer interposed between the first substrate and the second substrate;
a lower layer disposed on the first substrate and including a drain electrode and at least one recessed portion which includes a contact hole or a dummy contact hole; and
a spacer portion and a light shielding member disposed on the lower layer, wherein the spacer portion includes a main spacer not overlapping the recessed portion and an auxiliary spacer overlapping at least a center portion of the recessed portion,
wherein a thickness of the main spacer from an upper surface of the lower layer is greater than a thickness of the auxiliary spacer from the upper surface of the lower layer and the thickness of the auxiliary spacer from the upper surface of the lower layer is greater than a thickness of the light shielding member from the upper surface of the lower layer,
wherein the main spacer, the auxiliary spacer and the light shielding member are formed of the same material and are formed in one piece,
wherein at least a portion of the main spacer and at least a portion of auxiliary spacer overlap the drain electrode,
wherein a shape of the spacer portion is a linear shape, and
wherein the main spacer is directly connected to the auxiliary spacer.

US Pat. No. 10,216,045

LIQUID CRYSTAL DISPLAY DEVICE AND DISPLAY APPARATUS

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

1. A liquid crystal display (LCD) device, comprising:a first substrate and a second substrate facing each other;
a liquid crystal layer between the first substrate and the second substrate;
an alignment layer on at least one of the first substrate and the second substrate for alignment of liquid crystals in the liquid crystal layer, the alignment layer including a maleimide functional group; and
a sealant in an edge area of each of the first substrate and the second substrate to bond the first substrate to the second substrate, the sealant including a diene compound, wherein the sealant contacts the alignment layer to chemically bond the diene compound to the maleimide functional group of the alignment layer, and wherein the diene compound is represented by Chemical Formula 1:

where R1, R2, and R3 are independently one among hydrogen, a halogen atom, a phenyl group, an alkyl group of C1˜C9, an alkoxy group of C1˜C9, a vinyl group of C2˜C4, and an acetyl group of C2˜C4, and R4 is one among a phenyl group, an alkyl group of C1˜C9, an alkoxy group of C1˜C9, a vinyl group of C2˜C4, and an acetyl group of C2˜C4.

US Pat. No. 10,216,044

LIQUID CRYSTAL DEVICE AND ELECTRONIC APPARATUS

Seiko Epson Corporation, ...

1. A liquid crystal device comprising:a first substrate including
a display area in which pixel electrodes are disposed, and
a non-display area which is disposed to surround the display area;
a second substrate in which at least one common electrode facing the pixel electrodes is disposed;
a seal material which is between the first substrate and the second substrate and which is disposed to surround the display area and the non-display area;
a liquid crystal layer disposed inside an area surrounded by the seal material;
a plurality of wiring lines disposed in the non-display area inside the area surrounded by the seal material; and
a substrate conducting portion which is disposed outside the area surrounded by the seal material, and which brings conduction between conducting electrodes of the first substrate and conducting electrodes of the second substrate,
wherein
the plurality of wiring lines includes a common potential line to which a common potential applied to the common electrode is supplied by an external control circuit that supplies electrical potentials to the liquid crystal device and other wiring lines to which potentials other than the common potential are supplied by the external control circuit,
the first substrate includes a first conductive layer, a second conductive layer, and a third conductive layer, from a side close to the liquid crystal layer,
the pixel electrode is disposed in the first conductive layer,
the common potential line is disposed in the second conductive layer,
the other wiring lines are disposed at positions farther from the liquid crystal layer than the common potential line in the non-display area, and
at least two insulating layers are disposed between the common potential line and the other wiring lines.

US Pat. No. 10,216,043

LIQUID CRYSTAL DISPLAY HAVING A SEALANT SEPARATED FROM AN ALIGNMENT LAYER

Samsung Display Co., Ltd....

1. A display device, comprising:a lower panel including a first alignment layer and a signal line;
an upper panel facing the lower panel and uncovering an end portion of the signal line of the lower panel; and
a sealant positioned between the lower panel and the upper panel and coupling the lower panel and the upper panel with each other,
wherein:
the lower panel further includes a light blocking member,
the sealant is positioned between the light blocking member and the upper panel, and overlaps the light blocking member,
the sealant does not overlap the first alignment layer and is separated from the first alignment layer, and
the first alignment layer includes a first portion and a second portion that are separated from each other in a first direction, and the sealant is disposed between the first portion and the second portion and separated from the first portion and the second portion in the first direction.

US Pat. No. 10,216,042

LIQUID-CRYSTAL DISPLAY DEVICE AND PROCESS FOR PRODUCING LIQUID-CRYSTAL DISPLAY DEVICE

MERCK PATENT GMBH, Darms...

1. A liquid crystalline material comprising:a non-polymerizable liquid crystalline material;
a first radical polymerizable monomer compound having the following formula (1):

wherein:
X1 and X2 are the same as or different from each other, and represent acryloyl or methacryloyl;
a is 0 or 1;
b is 0 or 1;
c is 0 or 1;
R is a C1-C20 alkyl; and
one or more hydrogen atoms of the phenylene rings, R, X1, and X2 in formula (1) may optionally be replaced by halogen, methyl, ethyl, or propyl; and
a second radical polymerizable monomer compound having a cyclic structure and a single monofunctional polymerizable group.

US Pat. No. 10,216,041

OPTICAL FILM, MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE

SAMSUNG ELECTRONICS CO., ...

1. A method of manufacturing an optical film, the method comprisingpreparing a polarizing film from a melt-blend of a polyolefin and a dichroic dye,
coating a solution for a photo-alignment layer comprising a photoreactive compound and a solvent on a side of the polarizing film to prepare a coated solution,
drying the coated solution for a photo-alignment layer to provide a first photo-alignment layer, and
forming a first liquid crystal layer on a side of the first photo-alignment layer,
wherein solubility parameters of the polyolefin and the solvent satisfy Relationship Equations 1 to 3:
0.9?|HD(P)?HD(S)|?1.7,  Relationship Equation 1
1.9?|HP(P)?HP(S)|?4.1,  Relationship Equation 2
4.9?|HH(P)?HH(S)|?10.8.  Relationship Equation 3
wherein, in Relationship Equations 1 to 3,
HD(P) is a Hansen solubility parameter for a repulsive force or a dispersion of the polyolefin,
HD(S) is a Hansen solubility parameter for a repulsive force or a dispersion of the solvent,
HP(P) is a Hansen solubility parameter for a polarity of the polyolefin,
HP(S) is a Hansen solubility parameter for a polarity of the solvent,
HH(P) is a Hansen solubility parameter for a hydrogen bond of the polyolefin, and
HH(S) indicates a Hansen solubility parameter for a hydrogen bond of the solvent.

US Pat. No. 10,216,040

CHOLESTERIC LIQUID CRYSTAL REFLECTIVE POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME

SAMSUNG DISPLAY CO., LTD....

1. A cholesteric liquid crystal reflective polarizing plate comprising:a cholesteric liquid crystal layer; and
a ?/4 compensation layer disposed on the cholesteric liquid crystal layer,
wherein the cholesteric liquid crystal layer comprises
a first left-handed circularly polarizing portion which extends in a first direction and comprises a left-handed cholesteric liquid crystal material that comprises left-handed cholesteric liquid crystal molecules having a first pitch, and
a first right-handed circularly polarizing portion which extends in the first direction adjacent to the first left-handed circularly polarizing portion and comprises a right-handed cholesteric liquid crystal material that comprises right-handed cholesteric liquid crystal molecules having a second pitch, wherein the first pitch is different from the second pitch,
and the ?/4 compensation layer comprises
a first ?/4 compensation pattern which extends in the first direction and overlaps the first left-handed circularly polarizing portion, and
a second ?/4 compensation pattern which extends in the first direction adjacent to the first ?/4 compensation pattern and overlaps the first right-handed circularly polarizing portion, wherein the first ?/4 compensation pattern and the second ?/4 compensation pattern have slow axes that are perpendicular to each other.

US Pat. No. 10,216,039

BACKLIGHT UNIT AN DISPLAY DEVICE INCLUDING THE SAME

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

1. A display device comprising:a display panel;
a light source unit comprising a light source printed circuit board (PCB) mounted on at least one side of the display device, a light source portion mounted on the light source PCB, and a bar-type light-collecting lens configured to reduce a directing angle of light, which is incident from the light source portion, and to collect the light;
a cover bottom supporting a rear surface of the display panel;
a reflecting plate mounted on an inner surface of the cover bottom, the reflecting plate having a flat surface, which is parallel with the display panel, and a sloping surface, which slopes with regard to the flat surface;
a diffuser plate arranged to be spaced from the reflecting plate in parallel with the display panel; and
an optical sheet portion arranged on the diffuser plate,
wherein a first light-absorbing pattern is arranged on a surface of the reflecting plate and a second light-absorbing pattern is arranged on the diffuser plate or the optical sheet portion, and
wherein a density of arrangement of the first and second light-absorbing patterns is largest on a light-input portion and decreases towards an anti-light-input portion.

US Pat. No. 10,216,038

BACKPLATE, SUPPORT FRAME FOR BACKLIGHT UNIT, BACKLIGHT UNIT AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A support frame for a backlight unit, comprising:a backplate for a backlight unit; and
a plastic frame which is bonded with the backplate,
wherein the backplate comprises:
a base plate, wherein the base plate comprises a bottom portion and a side portion extending at an angle from a perimeter of the bottom portion, such that the bottom portion and the side portion form an accommodation space for accommodating backlight components;
a projection structure on the side portion, wherein the projection structure is directly formed on a surface of the side portion away from the accommodating space; and
a first through hole penetrating the side portion and the projection structure,
wherein a distal end of the projection structure comprises a bending structure extending from an inner wall of the first through hole in a radial direction of the first through hole, the bending structure forms a distal top surface away from the accommodating space defining a second through hole which communicates with the first through hole, such that the first through hole and the second through hole are co-axial and the second through hole has a diameter smaller than a diameter of the first through hole, and
wherein the plastic frame forms a first part in the accommodating space covering a surface of bottom portion adjacent the perimeter and a surface of the side portion around the first through hole and an anchoring part extending away from the accommodating space through the first through hole and the second through hole and covering the distal top surface of the projection structure.

US Pat. No. 10,216,037

PHOTO-LUMINESCENT DISPLAY DEVICE

Samsung Display Co., Ltd....

1. A photo-luminescent display device comprising:a backlight portion to output a backlight;
a first substrate and a second substrate facing each other;
a pixel electrode disposed on the first substrate;
a light amount control layer disposed in a space between the first substrate and the second substrate to control transmittance of the backlight;
a first light conversion portion disposed on the second substrate to convert a wavelength of the backlight;
a light diffusion portion disposed adjacent to the first light conversion portion to diffuse the backlight; and
a barrier surrounding the first light conversion portion,
wherein the light diffusion portion and the barrier comprise a unitary structure.

US Pat. No. 10,216,036

ILLUMINATION DEVICE

Japan Display Inc., Mina...

1. An illumination device, comprising:a light source module; and
a reflector opposed to the light source module,
wherein
the reflector comprises a plurality of incidence openings on which light from the light source module is made incident, a plurality of emission openings opposed to the incidence openings, a plurality of reflective surfaces extending from the incidence openings to the emission openings, respectively, and reflective films formed on the reflective surfaces, and
the reflector comprises a plurality of blocks, and the blocks are bonded to each other to form the reflector.

US Pat. No. 10,216,034

LIQUID CRYSTAL DISPLAY DEVICE

SHARP KABUSHIKI KAISHA, ...

1. A liquid crystal display device comprising:a first liquid crystal display panel and a second liquid crystal display panel, the first liquid crystal display panel capable of being in a transparent displaying state, such that the first liquid crystal display panel allows at least a portion of light emitted from the second liquid crystal display panel to be transmitted in the transparent displaying state, wherein,
the first liquid crystal display panel includes a pair of substrates, a first liquid crystal layer between the pair of substrates, and a first polarizer and a second polarizer between which the first liquid crystal layer is interposed;
the second liquid crystal display panel includes a pair of substrates, a second liquid crystal layer between the pair of substrates, and a third polarizer on a side of the second liquid crystal layer that is closer to the first liquid crystal display panel;
the second polarizer of the first liquid crystal display panel is on a side closer to the second liquid crystal display panel;
a transmission axis of the second polarizer and a transmission axis of the third polarizer are not orthogonal;
each of the first liquid crystal display panel and the second liquid crystal display panel includes a plurality of pixels;
each of substantially all of the plurality of pixels of the first liquid crystal display panel is capable of switchably presenting a black displaying state and a white displaying state;
each of substantially all of the plurality of pixels of the second liquid crystal display panel is capable of switchably presenting the black displaying state and the white displaying state;
the second liquid crystal layer is a twisted nematic-type liquid crystal layer; and
a twist direction of liquid crystal molecules in the first liquid crystal layer of the first liquid crystal display panel and a twist direction of liquid crystal molecules in the second liquid crystal layer of the second liquid crystal display panel are opposite to each other.

US Pat. No. 10,216,033

COLOR FILTER SUBSTRATE, METHOD FOR FABRICATING THE SAME, AND LIQUID CRYSTAL DISPLAY PANEL

BOE TECHNOLOGY GROUP CO.,...

1. A color filter substrate, comprising:a base substrate;
a photonic crystal layer formed on a side of the base substrate, wherein color resistance areas corresponding to sub-pixel elements in a one-to-one manner are arranged at the photonic crystal layer, and color resistance areas in different colors are arranged alternately so that there is a one-dimensional complex-periodic photonic crystal structure of the photonic crystal layer;
an arrayed waveguide grating layer arranged on a side of the photonic crystal layer facing away from the base substrate, wherein there are different angles of gratings at the arrayed waveguide grating layer to control output light rays to be irradiated onto different color resistance areas of the photonic crystal layer at different incident angles; and
a wave separating layer formed on a side of the arrayed waveguide grating layer facing away from the base substrate.

US Pat. No. 10,216,032

COLOR FILTER SUBSTRATE AND DISPLAY DEVICE

BOE Technology Group Co.,...

1. A color filter substrate, comprising a substrate comprising an active area, and a peripheral area around the active area, wherein there is such a first black matrix layer on a first surface of the substrate that has a part in the active area, the first black matrix layer is arranged with opening areas corresponding to pixel elements in a one-to-one manner, and an orthographic projection of the first black matrix layer onto the first surface of the substrate does not fully cover the peripheral area, and an uncovered area thereof is a closed annular area; and there is a second black matrix layer on a second surface of the substrate facing away from the first surface, an orthographic projection of the second black matrix layer onto the second surface covers an orthographic projection of the closed annular area onto the second surface, the orthographic projection of the second black matrix layer onto the second surface overlaps partially with an orthographic projection of the first black matrix layer onto the second surface; and the orthographic projection of the second black matrix layer onto the second surface, and the orthographic projection of the first black matrix layer onto the second surface, after they are overlapped with each other, covers the peripheral area of the color filter substrate.

US Pat. No. 10,216,031

LIQUID CRYSTAL DISPLAY AND METHOD FOR ADJUSTING LIQUID CRYSTAL DISPLAY

Mitsubishi Electric Corpo...

1. A liquid crystal display comprising:a plurality of pixels arranged in a liquid crystal display panel;
a light blocking layer disposed between said plurality of pixels in a plan view; and
a plurality of colorant layers provided to overlap each of said plurality of pixels in a plan view, wherein
said light blocking layer comprises
a first region, and
a second region narrower than said first region in a plan view, and
said plurality of colorant layers disposed on both sides of said light blocking layer in said second region have colors different from each other, and
each of said plurality of colorant layers in a region which does not overlap with said light blocking layer in a plan view has a transmittance lower in a region adjacent to said second region than a transmittance in a region adjacent to said first region.

US Pat. No. 10,216,030

COLOR FILTER ON ARRAY TYPE LIQUID CRYSTAL PANEL AND MANUFACTURING METHOD FOR THE SAME

SHENZHEN CHINA STAR OPTOE...

1. A color-filter-on-array (COA) type liquid crystal panel, comprising:a first substrate having a first alignment film, the first substrate comprising:
a transparent substrate;
a thin-film transistor (TFT) array layer disposed on the transparent substrate; and
a color filter layer disposed on the thin-film transistor array layer;
a second substrate having a second alignment film, the first substrate and the second substrate being opposite each other; and
a liquid crystal layer sandwiched between the first substrate and the second substrate, the liquid crystal layer being in contact with the first alignment film and the second alignment film, the liquid crystal layer comprising at least one polar liquid crystal monomer and at least one non-polar liquid crystal monomer, wherein the liquid crystal molecules of the liquid crystal layer have a dielectric anisotropy (??) between ?2.1 and ?2.5 at 20° C.,
wherein the first and second alignment films, which are made of a polarized light-sensitive material, are formed by a photo-alignment technology of an ultraviolet induced multi-domain vertical alignment (UV2A).

US Pat. No. 10,216,029

PHOTOSENSITIVE RESIN COMPOSITION, BLACK COLUMN SPACER USING THE SAME AND COLOR FILTER

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

1. A photosensitive resin composition comprising:(A) a black colorant having a maximum transmittance in an ultraviolet (UV) wavelength range/minimum transmittance in a visible ray wavelength range of about 30 or greater;
(B) a binder resin comprising a cardo-based binder resin and an acrylic-based binder resin;
(C) a photopolymerization initiator;
(D) a photopolymerizable monomer;
(E) a solvent; and
an epoxy-based monomer represented by Chemical Formula 3:

wherein, in Chemical Formula 3,
A and B are the same or different and are each independently a substituted or unsubstituted C3 to C10 cycloalkane, and
L1 and L2 are the same or different and are each independently a single bond, a substituted or unsubstituted C1 to C10 alkylene group, or *—C(?O)O—*.

US Pat. No. 10,216,028

ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF, DISPLAY PANEL, DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A manufacturing method of an array substrate, comprising steps of:forming a conductive reflecting structure;
forming metal particles above the conductive reflecting structure,
wherein, the step of forming metal particles above the conductive reflecting structure comprises steps of:
forming a transparent metal oxide layer above the conductive reflecting structure, and
forming the metal particles on the transparent metal oxide layer by aggregating metal in the transparent metal oxide layer.

US Pat. No. 10,216,027

DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A display device, comprising a liquid crystal display panel and a backlight source, and further comprising a plurality of bandpass filters disposed in the display device and corresponding to a pixel array of the liquid crystal display panel, the bandpass filters being configured to perform narrowband filtering on light emergent from the backlight source,wherein, each of the bandpass filters is a combination of a first structure of

 and a second structure of

wherein,

 represents the first structure is comprised of m tri-layer film layers, and the tri-layer film layers are respectively: a layer of high-refractive index film layer with half optical thickness, a layer of low-refractive index film layer with one optical thickness and another layer of high-refractive index film layer with half optical thickness,
wherein,

 represents the second structure is comprised ofn tri-laver film layers, and the tri-layer film layers are respectively: a layer low-refractive index film layer with half optical thickness, a layer of high-refractive index film layer with one optical thickness and another layer of low-refractive index film layer with half optical thickness,
wherein, H and L represent a high-refractive index film layer and a low-refractive index film layer with an optical thickness of ?/4, H/2 and L/2 represent a high-refractive index film layer and a low-refractive index film layer with an optical thickness of ?/8, m and n are positive integers, and ? is a wavelength of light.

US Pat. No. 10,216,026

IMAGE DISPLAY DEVICE THAT CAN DISPLAY HIGH BRIGHTNESS AND HIGH CONTRAST IMAGES AND INCLUDES A CURED RESIN LAYER

DEXERIALS CORPORATION, T...

15. A cured resin layer arranged between an image display part of an image display apparatus and a light-transmitting protective part, the cured resin layer having a transmittance in the visible region of 90% or higher and a refractive index (nD) of 1.45 or more and 1.55 or less,wherein
the cured resin layer is a cured product of a photocurable resin composition containing at least one kind of polymer selected from the group consisting of a polyisoprene methacrylate or an ester thereof, a hydrogenated terpene resin, and a butadiene polymer;
a first polarizing plate and a second polarizing plate are arranged on the surfaces of the image display part, the cured resin layer being disposed on the first polarizing plate; and
a spacer is disposed between the image display part and the light-transmitting protective part, and the spacer surrounds a periphery of the cured resin layer.

US Pat. No. 10,216,025

CAPACITIVE TOUCH SCREEN AND BENDING JUDGMENT METHOD THEREFOR, AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A capacitive touch screen, comprising:a substrate;
a plurality of touch sensing electrodes and a plurality of touch drive electrodes located on the substrate; and
a touch chip electrically connected with the touch sensing electrodes and the touch drive electrodes respectively,
wherein the touch chip is configured to apply a driving signal to the touch drive electrodes and detect a capacitance value of each of the touch sensing electrodes, and is further configured to, when the capacitance values of a first part of the touch sensing electrodes, which are adjacent to each other and the number of which is equal to or greater than a preset number, are changed, and a difference in capacitance value of the first part of the touch sensing electrodes, of which the capacitance values have been changed, is less than a predetermined value, determine a bending state of the capacitive touch screen based on capacitance value change information of the first part of the touch sensing electrodes, of which the capacitance values have been changed.

US Pat. No. 10,216,024

DISPLAY DEVICE AND ELECTRONIC APPARATUS

Japan Display Inc., Toky...

1. A display device comprising:an electrode layer being provided above a first substrate and including a first electrode and a second electrode, the second electrode facing the first electrode through an insulating film and having an opening formed therein including a plurality of slits whose extending directions are the same as each other;
a liquid crystal layer being provided between the first substrate and a second substrate facing the first substrate and having liquid crystal molecules oriented as rotating in reverse to each other in vicinity regions on one side and the other side of the opening which face each other in a width direction;
a gate line extending across a plurality of pixels;
a data line extending in a direction crossing the gate line; and
a reception-side electrode which is an electrode for configuring a touch sensor function being provided above the second substrate,
in plan view, the reception-side electrode and the first electrode extend in a direction crossing each other,
the display device further includes:
a first orientation film being provided between the first substrate and the liquid crystal layer and being subjected to an orientation process in a first orientation direction which is along an extending direction of the slits; and
a second orientation film being provided between the second substrate and the liquid crystal layer and being subjected to an orientation process in a second orientation direction which is along a first orientation direction of the first orientation film,
in an initial orientation state of the liquid crystal layer, long axes of the liquid crystal molecules are aligned in the first orientation direction,
for each pixel, the opening includes: a communication opening extending in an extending direction of the data line; a plurality of first slits each connected to one side of the communication opening in an extending direction of the gate line and each extending in the extending direction of the gate line; and a plurality of second slits each connected to the other side of the communication opening in the extending direction of the gate line and each extending in the extending direction of the gate line,
the first slits and the second slits are alternately arranged so that their positions are shifted from each other in the extending direction of the data line,
the second electrode includes a first side extending in the extending direction of the gate line, a second side which extends in the extending direction of the gate line and which is adjacent to the first side through the first slit, a third side extending in the extending direction of the gate line, and a fourth side which extends in the extending direction of the gate line and which is adjacent to the third side through the second slit,
each of the first side, the second side, the third side, and the fourth side does not intersect the communication opening, and,
in application of the voltage to the first electrode and the second electrode, the long axes of the liquid crystal molecules are oriented as rotating in an in-plane direction of a substrate so that the liquid crystal molecules rotate clockwise in a vicinity region including the first side of the first and second sides of the first electrode forming each of the slits and the liquid crystal molecules rotate counterclockwise in a vicinity region including the second side thereof,
in a pixel write period in image display, the reception-side electrode has the same potential as a potential of the first electrode,
in a touch detecting period, the reception-side electrode has a potential different from a potential of the first electrode, and
in a touch detecting period, the first electrode is a transmission-side electrode for configuring a touch sensor function.

US Pat. No. 10,216,023

FLEXIBLE DISPLAY DEVICE

Samsung Display Co., Ltd....

1. A flexible display device comprising:a flexible substrate including a display area and a periphery surrounding the display area;
an inorganic layer disposed on the flexible substrate;
a display unit disposed on the display area and comprising an organic light emitting diode, the organic light emitting diode comprising a pixel electrode, an organic emission layer and a common electrode;
a pixel defining layer disposed on the pixel electrode, the pixel defining layer exposing a top surface of the pixel electrode; and
a thin film encapsulation layer disposed on and directly contacting the common electrode,
wherein the inorganic layer includes an opening disposed on the periphery, the thin film encapsulation layer does not overlap the opening and overlaps an emitting region of the organic emission layer and the organic light emitting diode is disposed on the inorganic layer.

US Pat. No. 10,216,022

DISPLAY DEVICE

Mitsubishi Electric Corpo...

1. A display device comprising:a display panel;
a protective member that is disposed on a display surface side of said display panel, and has an end portion extending outward from an end portion of said display panel;
a first frame that is disposed on an opposite side to said display surface of said display panel, and constitutes at least a side surface of a backlight except a back surface of said backlight; and
a second frame that is disposed outside said first frame, and includes a sidewall portion fixed to said first frame or in contact with said first frame, and a peripheral portion extending outward from an upper end portion of said sidewall portion, said peripheral portion being fixed to a peripheral portion of said protective member, wherein
a contact portion is provided in a bottom wall portion extending inward from a lower end portion of said sidewall portion of said second frame so that positioning of said first frame is performed by bringing a lower end portion of said first frame into contact with said contact portion.

US Pat. No. 10,216,021

DISPLAY DEVICE

Panasonic Liquid Crystal ...

1. A display device, comprising:a display panel; and
a frame in which the display panel is accommodated,
wherein the frame includes at least:
a first frame holding the display panel,
a second frame covering the display panel from a display surface side, and
a third frame accommodating a light source and disposed further away from the display surface side than the second frame,
the display panel includes a peripheral portion outside of a display area, the peripheral portion including corner portions at four corners and a central portion located between two of the corner portions adjacent to each other,
the first frame includes a placing portion on which the peripheral portion of the display panel is placed,
the second frame includes a frame portion, which is disposed opposite to the peripheral portion of the display panel, and a sidewall extending from a rear surface of the frame portion toward a side opposite to the display surface side, and
a distance between the placing portion and the frame portion disposed opposite to each other in at least one of the corner portions of the display panel is larger than a distance between the placing portion and the frame portion disposed opposite to each other in the central portion of the display panel,
wherein in the sidewall of the second frame, a portion that is disposed opposite to the central portion on a long side of the display panel is fixed to the third frame via screw so as to be warped toward a side opposite to the display surface side.

US Pat. No. 10,216,020

DISPLAY DEVICE WITH COVER WINDOW

Samsung Display Co., Ltd....

1. A display device, comprising:a flexible display panel comprising a flexible substrate, the flexible substrate comprising a display area to display an image and a pad area extending from the display area, the display area comprising a first bending region in which a second display area portion is bent from a first display area portion, a portion of the first bending region extending outside the display area, the pad area comprising a second bending region in which the pad area is further bent from the second display area portion;
a flexible printed circuit board coupled to the pad area such that a portion of the flexible printed circuit board is bent in correspondence with the pad area; and
a cover window disposed on the flexible display panel, a thickness of the cover window varying according to a corresponding area of the flexible display panel.

US Pat. No. 10,216,019

METHOD AND APPARATUS FOR PROVIDING A DISPLAY ASSEMBLY HAVING MULTIPLE DISPLAYS

Google Technology Holding...

1. A display assembly comprising:an externally-lit display comprising first and second polarizing layers and a backlighting source, wherein the first polarizing layer is positioned between the backlighting source and the second polarizing layer; and
a self-lit display positioned between the first and second polarizing layers of the externally-lit display;
wherein the backlighting source is configured to emit a higher luminance for a first portion of a surface area of the externally-lit display than for a second portion of the surface area of the externally-lit display, the first portion being a same size as an active area of the self-lit display.

US Pat. No. 10,216,018

VIEWING ANGLE CONTROL DEVICE AND VIEWING ANGLE CONTROLLABLE DISPLAY APPARATUS

Coretronic Corporation, ...

1. A viewing angle control device, comprising:at least one liquid crystal panel, wherein each of the at least one liquid crystal panel comprises two transparent conductive layers and a plurality of liquid crystal molecules located between the transparent conductive layers;
at least one compensation film, overlapped with the at least one liquid crystal panel; and
a plurality of polarizers, comprising:
at least one first polarizer, located between the at least one compensation film and the at least one liquid crystal panel; and
a second polarizer, located at a side of the at least one liquid crystal panel, the at least one compensation film and the at least one first polarizer, wherein when there is no potential difference between the transparent conductive layers, an optical axis of each of the liquid crystal molecules is parallel or perpendicular to a transmission axis of the at least one first polarizer, when there is potential difference between the transparent conductive layers, the optical axis of each of the liquid crystal molecules is inclined with respect to the transmission axis or an absorption axis of the at least one first polarizer.

US Pat. No. 10,216,017

LIQUID CRYSTAL DISPLAY PANEL

AU OPTRONICS CORPORATION,...

1. A liquid crystal display panel, comprising:a first substrate;
a second substrate disposed opposite to the first substrate, wherein the second substrate has a first surface and a second surface, and the first surface faces the first substrate;
a third substrate disposed opposite to the second substrate, wherein the second substrate is located between the first substrate and the third substrate;
a pixel electrode layer disposed on the first substrate;
a first common electrode layer disposed on the first substrate;
a first control electrode layer disposed on the second substrate;
a first liquid crystal layer disposed between the first substrate and the second substrate, wherein the first liquid crystal layer comprises a plurality of first liquid crystal molecules, and the first liquid crystal molecules being adjacent to the first substrate and the first liquid crystal molecules being adjacent to the second substrate are aligned along a first direction;
a second common electrode layer disposed on the second substrate;
a second control electrode layer disposed on the third substrate; and
a second liquid crystal layer disposed between the second substrate and the third substrate, wherein the second liquid crystal layer comprises a plurality of second liquid crystal molecules, the second liquid crystal molecules being adjacent to the second substrate and the second liquid crystal molecules being adjacent to the third substrate are aligned along a second direction, and the second direction is not parallel to the first direction.

US Pat. No. 10,216,016

LINEAR OPTICAL PHASE MODULATORS

Cornell University, Itha...

1. A linear optical phase modulator device, comprising:a substrate;
a PN junction formed on the substrate to include a P region, a N region and a depletion region formed by the P and N regions; and
an optical waveguide formed on the substrate and structured to guide light in one or more optical modes to have a spatial optical intensity distribution based on a free carrier density spatial distribution in the PN junction, the optical waveguide structured to allow a second order optical mode to have a first optical peak inside the P region and a second optical peak inside the N region such that a voltage applied to the PN junction to modulate a phase of the light guided by the optical waveguide has a linear relationship with the phase of the light.

US Pat. No. 10,216,015

VARIABLE OPTICAL ATTENUATOR WITH INTEGRATED CONTROL BASED ON STRONGLY CORRELATED MATERIALS

Board of Trustees of Mich...

1. An optical attenuator comprising:a substrate, wherein the substrate is transparent with respect to a range of light wavelengths;
an attenuation layer formed on the substrate, the attenuation layer comprising a strongly-correlated material, wherein an optical transmissivity of the strongly-correlated material is strongly correlated with a resistance of the strongly-correlated material, and wherein the optical transmissivity as applied to the light wavelengths is variable; and
a pair of electrodes at least one of formed on and embedded within the attenuation layer, the pair of electrodes configured to provide an indication of the resistance of the attenuation layer; and
an optical attenuation control module that measures the resistance of the attenuation layer, determines the optical transmissivity of the attenuation layer based on the resistance of the attenuation layer, and adjusts the optical transmissivity of the attenuation layer within a range of values, where the optical transmissivity can be adjusted to one of three or more values in the range of values.

US Pat. No. 10,216,014

ELECTRICAL LINE ARRANGEMENT

1. An electrical line arrangement, comprisinga first and a second electrical line forming a coplanar strip line; and
at least one terminating resistor terminating the first and the second electrical line, wherein in a first region of the electrical line arrangement the first and the second electrical line extend in a first distance from one another and wherein in a second region of the electrical line arrangement the first and the second electrical line extend in a second distance from one another that is larger than the first distance such that a gap between the first electrical line and the second electrical line is larger in the second region than in the first region, wherein the terminating resistor is physically arranged at a position between the first and the second electrical line that is in the gap at the second region of the electrical line arrangement, and wherein at least one electrically conductive structure is arranged between the first and the second electrical line at least partially in the second region of the electrical line arrangement for adapting the impedance of the coplanar strip line.

US Pat. No. 10,216,013

VANADIUM DIOXIDE-BASED OPTICAL AND RADIOFREQUENCY SWITCHES

WISCONSIN ALUMNI RESEARCH...

1. A switch for electromagnetic radiation comprising:an electromagnetic radiation waveguide;
a layer of VO2 in electrical or optical communication with the electromagnetic radiation waveguide, wherein the layer of VO2 comprises a plurality of connected crystalline VO2 domains having the same crystal structure and epitaxial orientation; and
an external stimulus source configured to apply an insulator to metal phase transition-inducing external stimulus to the layer VO2.

US Pat. No. 10,216,012

WEARABLE ACCESSORY WITH AN INNER CHAMBER

Kevin Slate Griffin, Ral...

9. An accessory for eyewear, the accessory comprising:a first retainer arm comprising:
a first side configured to couple to a first eyewear arm of a piece of eyewear; and
a second side having a first housing member;
a second retainer arm comprising:
a first side configured to couple to a second eyewear arm of the piece of eyewear; and
a second side having a second housing member; and
a cleaning cloth having a first end coupled to the first retainer arm and a second end coupled to the second retainer arm;
wherein the first and the second housing members are movable between (i) a closed position in which the first and second housing members are coupled together to define a chamber enclosing the cleaning cloth for protecting the cleaning cloth from an environment external to the chamber, and (ii) an open position in which the first and second housing members are separated to expose the cleaning cloth to the environment, wherein the first and second housing members are movable from the closed position to the open position by disconnecting the first and second housing members from one another and moving the first and second housing members in opposite directions along a length of the cleaning cloth;
wherein the first housing member includes a female portion having an inner area that partially defines the chamber in the closed position; and
wherein the second housing member includes a male portion having an inner area that partially defines the chamber in the closed position, the male portion being partially positionable in the inner area of the female portion in the closed position to frictionally seal the chamber and being independent from the female portion in the open position.

US Pat. No. 10,216,011

EYEWEAR MEASURING SYSTEMS, METHODS AND DEVICES

iCoat Company, LLC, Sant...

1. An eyewear measurement system comprisingat least one measurement standard eyewear frame having one or more lenses, and being configured to be worn by a user;
wherein the one or more lenses have one or more visible grids having vertical and horizontal axes disposed thereon each of the one or more grids being comprised of a plurality of fixed visible horizontal and vertical gridlines, the gridlines being arranged such that each of the plurality of horizontal gridlines intersect at unique locations with each of the plurality of horizontal gridlines to define a plurality of fixed coordinate points, the lenses and grids being configured to overlay a portion of a wearer's field of view when worn by the wearer; and
wherein the vertical and horizontal axes are separately labeled and configured to be indicative of at least pupillary distance and segment height such that each coordinate point on the grid provides a simultaneous measurement of both pupillary distance and segment height of a user's pupil in a single measurement.

US Pat. No. 10,216,010

DETERMINING USER DATA BASED ON IMAGE DATA OF A SELECTED EYEGLASS FRAME

Rodenstock GmbH, Munich ...

1. A method of determining user data for the production of an individual spectacle lens for a selected spectacle frame for a user, comprising:collecting user image data of at least a portion of the user's head together with at least part of the selected spectacle frame worn by the user;
providing a spectacle frame image data set of the selected spectacle frame, which spectacle frame image data set being created independent of the user image data;
finding the pupils of the user in the user image data and determining a pupil data set, said pupil data set comprising the size and/or the shape and/or the relative distance of the pupils of the user; and
determining contour points of the rim of the spectacle lens to be produced in the user image data based on the spectacle frame image data set and the pupil data set.

US Pat. No. 10,216,009

HIGH-VOLTAGE H-BRIDGE CONTROL CIRCUIT FOR A LENS DRIVER OF AN ELECTRONIC OPHTHALMIC LENS

1. An electronic system comprising:a power source;
an H-bridge circuit configured to control a voltage supplied to a load, to reverse the polarity of a voltage supplied to the load, and to short the load, wherein the H-bridge circuit includes first and second lower switches implemented as N-channel MOSFET transistors, and first and second upper P-channel MOSFET switches;
an H-bridge control circuit used to control the first and second upper P-channel MOSFET switches, the H-bridge control circuit comprising:
first and second level shifter cells, the first level shifter cell comprising a first charge pump cell, wherein the first charge pump cell provides an activation voltage for the first upper P-channel MOSFET switch, and the second level shifter cell comprising a second charge pump cell that provides an activation voltage for the second upper P-channel MOSET switch, and
an active turn-off circuit comprising control a plurality of switches configured to deactivate the first and second upper P-channel MOSFET switches, and
a cross-coupled switch circuit between the outputs of the first and second level shifter cells; and
a system controller configured to provide control and timing signals for the electronic system, wherein the power source provides a voltage to sources of the first and second upper P-channel MOSFET transistor and to the H-Bridge control circuit.

US Pat. No. 10,216,008

SACCADE AND VERGENCE TRACKING FOR DISTANCE AUTO FOCUS ADJUSTMENT

INTERNATIONAL BUSINESS MA...

1. A method for adjusting the focus of a lens, comprising:dividing a plurality of light sensors in a lens into four quadrants;
determining a position of the lens relative to occlusion along a top and bottom edge of the lens based on numbers of bits in respective bit sequences from light sensors in each of the four quadrants;
determining an optimal focal length for the lens, using a processor, based on the position of the lens; and
adjusting the focal length of the lens to match the optimal focal length.

US Pat. No. 10,216,007

CONTACT LENS HAVING A MOIRé STRUCTURE, CONTACT LENS MOIRé STRUCTURE PROCESSING METHOD

BRIGHTEN OPTIX CORP., Ta...

1. A contact lens, comprising opposing outer surface and inner surface, a central optical zone located on said outer surface and said inner surface for the passing of light to focus a clear image on a clear central image region of a retina of a user's eyeball, a peripheral optical zone located on said outer surface and said inner surface and surrounding said central optical zone, and at least one moiré portion located on said peripheral optical zone for the passing of light to focus an image on a peripheral out-of focus region of said retina of said user's eyeball;wherein each said moiré portion comprises a first pattern and a second pattern respectively located on said outer surface and said inner surface and superimposed to form a moiré pattern, said first pattern and said second pattern each being respectively formed of a respective grating that is a regularly spaced collection of essentially identical, parallel, elongated elements.

US Pat. No. 10,216,006

MULTIFOCAL LENS SUPPLY SYSTEM FOR PROVIDING TO A WEARER A CUSTOMIZED PROGRESSIVE SPECTACLE OPHTHALMIC LENS

ESSILOR INTERNATIONAL, C...

1. A method for determining a multifocal progressive ophthalmic lens to be worn by a wearer for whom an addition has been prescribed in near-vision, comprising:providing data, the data comprising prescription data, the prescription data comprising a prescribed addition Addp obtained when the wearer is looking straight forward;
determining a customized addition Addc according to at least the prescribed addition Addp, and wherein Addc=Addp+corr, corr being a non nil value;
choosing an initial distribution of power and an initial distribution of astigmatism for each gaze direction under wearing conditions corresponding to a lens suitable for fulfilling requirements of the prescription data for the wearer;
providing a meridian line, a far vision gaze direction, a near vision gaze direction, and an initial addition value Addini from the initial distribution;
calculating first transformation coefficients from the difference (Addini?Addc);
determining a second distribution of the power and resulting astigmatism by applying the calculated first transformation coefficients to the initial distribution to obtain the customized addition at the near vision gaze direction;
choosing a k value satisfying 0%?k ?100%;
determining a first reference gaze direction Dir1(?1;?1) on the meridian line for the initial distribution, wherein the difference in mean power between the first gaze direction and the far vision gaze direction satisfies k ×Addini;
determining a second reference gaze direction Dir2(?2;?2) on the meridian line for the second distribution wherein the difference in mean power between the second gaze direction and the far vision gaze direction satisfies k×Addini;
calculating second transformation coefficients from the differences (?2??1;?2??1);
determining a third distribution of the power and resulting astigmatism by applying the calculated second transformation coefficients to the second distribution in order to obtain a difference in mean power equal to k ×Addini at the first gaze direction Dir1; and
providing the progressive ophthalmic lens having said third distribution of the power and resulting astigmatism.

US Pat. No. 10,216,004

SYSTEM FOR PROVIDING AN OPTHALMIC LENS

Essilor International, C...

1. A system comprising:a memory; and
at least one processor, wherein the memory is configured to store sequences of instructions that are accessible to the at least one processor and which, when executed by the at least one processor, cause the at least one processor to perform an ophthalmic lens calculation process, the ophthalmic lens calculation process comprising:
receiving an order request of an ophthalmic lens from an ordering side, the order request comprising at least prescription data of a wearer for the ophthalmic lens;
generating, in response to the reception of the order request, an ophthalmic lens model, the ophthalmic lens model containing data related to the ophthalmic lens to be provided, the ophthalmic lens model data comprising geometrical data related to the ophthalmic lens, the geometrical data of the ophthalmic lens model being coded by using mathematical functions to define surfaces of the ophthalmic lens in a continuous way; and
calculating ophthalmic lens manufacturing process data from the ophthalmic lens model data using a functions library containing functions to calculate ophthalmic lens manufacturing process data from the ophthalmic lens model data.

US Pat. No. 10,216,003

LENS MOVING APPARATUS

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

1. A lens moving apparatus comprising:a housing;
a bobbin disposed in the housing;
a first magnet disposed on the housing;
a coil disposed on the bobbin;
an elastic member coupled to the bobbin and the housing and comprising an inner frame coupled to the bobbin, an outer frame coupled to the housing, and a connection portion connecting the inner frame and the outer frame; and
a damper disposed between the housing and the connection portion of the elastic member;
wherein the connection portion comprises a first connection portion and a second connection portion,
wherein the damper comprises a first damper and a second damper,
wherein the first connection portion comprises a first end coupled to the outer frame of the elastic member and a second end coupled to the inner frame of the elastic member,
wherein the first damper is disposed at a position closer to the first end of the first connection portion than to the second end of the first connection portion,
wherein the first damper is disposed at a position closer to the outer frame of the elastic member than to the inner frame of the elastic member, and
wherein the first damper is spaced apart from the inner frame of the elastic member.

US Pat. No. 10,216,002

ANTI-SHAKE CORRECTION SYSTEM FOR CURVED OPTICAL SENSOR

Microsoft Technology Lice...

1. A system comprising:a camera comprising:
a curved sensor; and
a controller configured to:
detect an effect a movement of a camera has on a position of an object in an image captured by the camera; and
control movement of the curved sensor in at least one rotational direction with respect to a center of curvature of the curved sensor to at least partially correct for the detected effect of the movement of the camera.

US Pat. No. 10,216,001

CAMERA SHAKE CORRECTION APPARATUS

OLYMPUS CORPORATION, Tok...

1. A camera shake correction apparatus which is configured to move a movable member holding a lens in a direction orthogonal to an optical axis of the lens with respect to a stationary member which faces the movable member in a direction of the optical axis of the lens with a plurality of rollers being interposed between the movable member and the stationary member, the apparatus comprising:a coil provided at the movable member;
a magnet used for driving provided at the stationary member and facing the coil in the direction orthogonal to the optical axis;
a yoke provided at the stationary member and facing the coil and the magnet used for driving in the direction of the optical axis; and
a magnet used for biasing provided at the movable member and facing the yoke in a non-contact manner on an opposite side of the yoke with respect to the coil and the magnet used for driving, the magnet used for biasing applying a magnetic suction force to the yoke.

US Pat. No. 10,216,000

LENS MOVING APPARATUS

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

1. A lens moving apparatus comprising:a moving unit including a housing, a bobbin disposed in the housing, a magnet and a coil, wherein the bobbin is configured to be moved in a first direction in parallel to an optical axis by an electromagnetic interaction between the magnet and the coil;
an elastic member configured to support the moving unit and comprising an inner frame coupled with the bobbin, an outer frame coupled with the housing, and a frame connection part configured to connect the inner frame and the outer frame;
a position sensor configured to sense an electromagnetic force emitted from the magnet according to the movement of the bobbin and to output an output signal based on the electromagnetic force being sensed,
wherein a width of the frame connection part is at least two times greater than a thickness of the elastic member,
wherein an input signal is applied to the coil to generate the electromagnetic interaction with the magnet,
wherein a primary resonant frequency of frequency response characteristics is 30 Hz to 200 Hz, and
wherein the frequency response characteristics are related to a gain of a ratio of the output signal of the position sensor to the input signal applied to the coil.

US Pat. No. 10,215,999

MACRO LENS AND IMAGING UNIT

Sony Corporation, Tokyo ...

1. A macro lens comprising: a first focus lens group having negative refractive power and arranged closer to an object side than an image side; a second focus lens group arranged closer to the image side than the first focus lens group is arranged and having positive refractive power, wherein, at time of performing a focusing operation from an object at infinite to the object at a close distance, the first focus lens group travels toward the image side, and the second focus lens group travels only toward the object side and away from the image side with a traveling amount different from a traveling amount of the first focus lens group, and the second focus lens group consisting essentially of one positive lens; and an image blur correction lens group arranged between the first focus lens group and the second focus lens group, the image blur correction lens group being configured to be moved in a direction perpendicular to an optical axis and thereby to correct image blur when an optical system is shaken, wherein the image blur correction lens group includes a positive lens, and wherein the image blur correction lens group is configured only of the positive lens;Wherein following conditional expression (b) is satisfied,
2.0 Where GF2 is a specific gravity of the one positive lens of the second focus lens group.

US Pat. No. 10,215,998

OPTICAL IMAGING SYSTEMS WITH MICROLENS ARRAY WITH INTEGRAL STRUCTURE

Sure Optics, Inc., Cambr...

1. An optical imaging system having a microlens array with integral structure, the optical imaging system comprising:a) the microlens array comprising a back surface for depositing sample material to be imaged and one or more microlenses on a front surface, wherein at least one of the one or more microlenses are aligned to the deposited sample material;
b) a plate attached to the microlens array;
c) a microscope objective positioned proximate to the one or more microlenses; and
d) a fluid container attached to the plate so that the back surface of the microlens array can be immersed in a fluid in the fluid container.

US Pat. No. 10,215,997

METHOD OF FORMING AN OPTICAL DEVICE BY LASER SCANNING

HERIOT-WATT UNIVERSITY, ...

1. A method of forming an optical device in a body, comprising:performing a plurality of laser scans to form the optical device, each scan comprising relative movement of a laser beam and the body thereby to scan the laser beam along a respective path through the body to alter the refractive index of material of that path,
wherein the paths are arranged to provide in combination a route for propagation of light through the optical device in operation that is larger in a direction substantially perpendicular to the route for propagation of light than any one of the paths individually;
the laser beam comprises a pulse train and the method further comprises receiving a trigger signal for determining a relative positioning of a focal region of the laser beam within the body and using the trigger signal to synchronize a modulator for modulating the pulse train whilst the body or laser beam is translated to provide a variation of refractive index with position along the propagation direction such that:
for at least one of the paths the variation of refractive index with position along the propagation direction is offset by a required amount in comparison to the variation in refractive index with position along the propagation direction for at least one other of the paths, wherein the offset is controlled by the synchronization between the modulator and the relative positioning of the focal region of the laser beam within the body; and
said one of the paths and said at least one other of the paths abut or at least partially overlap one another.

US Pat. No. 10,215,996

LIGHT SOURCE DEVICE

NICHIA CORPORATION, Anan...

1. A light source device comprising:a light source unit comprising a laser element configured to emit laser light, and a cap hermetically sealing the laser element;
a wavelength conversion unit comprising a fluorescent material-containing member containing a fluorescent material adapted to be excited by the laser light;
a light-shielding member having a pipe shape and having a first end with a first opening and a second end with a second opening, wherein the light-shielding member defines a hollow optical waveguide between the first end and the second end, the first opening at the first end is covered by the light source unit, and the wavelength conversion unit is arranged at the second end, thereby allowing the laser light propagating through the hollow optical waveguide to reach the fluorescent material-containing member; and
an optical member configured to collimate the laser light and direct the collimated laser light to the hollow optical waveguide.

US Pat. No. 10,215,993

DISPLAY APPARATUS AND HOME APPLIANCES HAVING THE SAME

SAMSUNG ELECTRONICS CO., ...

1. A home appliance comprising:a main body including at least one object on a surface of the main body; and
a display apparatus installed on the surface of the main body,
wherein the display apparatus comprises
a display,
a transparent protection layer disposed on a front surface of the display and having a wider area than an area of the display,
a half mirror layer adhering onto a back surface of the transparent protection layer, and
a printing layer formed on a back surface of the half mirror layer and covering the display, and
wherein a side of the display apparatus and a side of the at least one object are on a virtual straight line so that the side of the display apparatus is aligned with the side of the at least one object.

US Pat. No. 10,215,992

MULTICHANNEL OPTICALLY VARIABLE DEVICE

CCL Secure Pty Ltd, Crai...

1. A security element comprising:a plurality of focusing elements; and
an object plane including at least four subregions, each subregion including a corresponding image element,
wherein each image element is associated with one of the focusing elements,
wherein each image element is phase-displaced by a phase-displacement distance with respect to image elements within other subregions,
wherein each of the at least four subregions correspond to pixels of a greyscale image having at least four grey levels, the grey levels determined by the phase displacements between the image elements in the subregions,
wherein each of the at least four subregions produces a positive state image at a first viewing angle and a negative state image at a second viewing angle, and different subregions display a switch between the positive and negative state images at different viewing angles,
wherein the subregions collectively produce a half-tone or continuous-tone image which appears to change contrast substantially continuously as the viewing angle changes.

US Pat. No. 10,215,991

HAND-HELD EMERGENCY VISION APPARATUS AND SYSTEM

1. A hand-held emergency vision apparatus, comprising:a) an enclosed tubular structure having opposite first and second ends;
b) first and second clear members disposed at respective said first and second ends;
c) said structure including a plurality of tubular members retractable to a shorter length and extendable to one of several lengths, said tubular members are rigid and sealed from the outside air;
d) a filter operably associated with said tubular structure to filter the outside air such that when said tubular structure is extended from said compact form air the outside air is forced through the filter and clean air enters said tubular structure;
e) said plurality of tubular members including a first tubular member having first and second ends with respective first and second openings, a second tubular member telescopingly retractable into and telescopingly extendable from within said first tubular member at said first opening, a third tubular member telescopingly retractable into and telescopingly extendable from within said first tubular member at said second opening.

US Pat. No. 10,215,989

SYSTEM, METHOD AND COMPUTER PROGRAM PRODUCT FOR REAL-TIME ALIGNMENT OF AN AUGMENTED REALITY DEVICE

Lockheed Martin Corporati...

1. A calibration system comprising:a rotational attachment configured to removably secure an augmented reality device, the rotational attachment comprising a plurality of axis connectors, each axis connector corresponding to an axis of rotation of a plurality of axes of rotation; and
a rotational motion unit configured to removably secure the rotational attachment at a first axis connector of the plurality of axis connectors and to rotate in a first direction the rotational attachment about a first axis of rotation of the plurality of axes of rotation corresponding to the first axis connector,
a first processor configured to:
determine, independently of the augmented reality device, a location of the calibration system in a real-world coordinate system; and
control the rotational motion unit to rotate the rotational attachment about the first axis of rotation from a first predetermined orientation to a second predetermined orientation in the first direction at a predetermined rate of rotation;
a first transceiver coupled to the first processor and configured to:
receive, from the augmented reality device, a plurality of measurements comprising a measured location of the augmented reality device, a first measured orientation of the augmented reality device, a second measured orientation of the augmented reality device, and a first measured rate of rotation; and
transmit, to the augmented reality device, calibration information based on the plurality of measurements.

US Pat. No. 10,215,988

INTEGRATED MICROOPTIC IMAGER, PROCESSOR, AND DISPLAY

Marsupial Holdings, Inc.,...

1. A process for the manufacture of a stacked optical component suitable for combination with a plurality of rigid curved lens arrays, the process comprising:growing epitaxially a detector onto a first insulator substrate;
growing epitaxially a processor onto a second insulator substrate;
growing epitaxially a display onto a third insulator substrate;
bonding the detector to the processor to form a first stack;
releasing the first stack from the second insulator substrate;
bonding the first stack to the display to form a second stack; and
releasing the second stack from the first insulator substrate and the second insulator substrate.

US Pat. No. 10,215,987

SYSTEMS, DEVICES, AND METHODS FOR ASTIGMATISM COMPENSATION IN A WEARABLE HEADS-UP DISPLAY

NORTH INC., Kitchener (C...

1. A wearable heads-up display (“WHUD”) comprising:a support structure that in use is worn on a head of a user;
a transparent combiner carried by the support structure, wherein the transparent combiner is positioned within a field of view of an eye of the user when the support structure is worn on the head of the user;
a laser projector carried by the support structure, the laser projector comprising:
at least one laser diode to generate laser light;
at least one controllable mirror positioned to receive the laser light from the at least one laser diode and controllably orientable to redirect the laser light towards the transparent combiner; and
at least one anamorphic optical element positioned in an optical path of the laser light in between the at least one laser diode and the transparent combiner, the at least one anamorphic optical element oriented to shape a spot of the laser light to compensate for an astigmatic effect of at least the transparent combiner on the laser light.

US Pat. No. 10,215,986

WEDGES FOR LIGHT TRANSFORMATION

Microsoft Technology Lice...

1. A display system comprising:a light source optically coupled to a waveguide and oriented to provide a signal light to the waveguide, the waveguide including:
a front surface and a back surface, the back surface facing an exit pupil adapted to align with a user's eye proximate the back surface and such that the back surface faces an eye of a user wearing the display system during use of the display system, the waveguide configured to receive external light at the front surface and transmit the external light and the signal light through the waveguide to the back surface;
an external light transformation lens located on the front surface of the waveguide configured to direct external light toward the front surface of the waveguide, the external light transformation lens having a planar external light input surface oriented away from the waveguide and an external light output surface oriented toward the front surface of the waveguide, and a non-zero external light transformation angle formed between the planar external light input surface and the external light output surface; and
a compensating lens located on the back surface of the waveguide configured to direct the external light and the signal light emitted from the back surface of the waveguide toward the exit pupil proximate the back surface, the compensating lens having an input surface oriented toward the back surface of the waveguide, the input surface being parallel to the external light output surface, and an opposing planar output surface oriented away from the waveguide and toward the exit pupil, and a non-zero compensating angle formed between the input surface and the planar output surface of the compensating lens.

US Pat. No. 10,215,985

COLLABORATIVE SCENE SHARING FOR OVERCOMING VISUAL OBSTRUCTIONS

INTERNATIONAL BUSINESS MA...

1. A computer-implemented method comprising:obtaining an aggregation grid by a wearable device of a plurality of wearable devices capturing respective video feeds of a scene of an environment from different angles, the aggregation grid providing a consistent partitioning of views of the scene by the plurality of wearable devices into a plurality of cells; and
based on an obstruction at least partially obstructing a portion of the scene from view by the wearable device, building an aggregated view of the scene for the wearable device, the building comprising:
identifying one or more cells of the aggregation grid for which the view of the scene by the wearable device is obstructed by the obstruction;
obtaining, by the wearable device, from at least one other wearable device of the plurality of wearable devices, one or more video portions of at least one video feed of the respective video feeds, the one or more video portions corresponding to the one or more cells for which the view by the wearable device is obstructed, and the at least one video feed being from the at least one other wearable device, for which the view for the one or more cells is unobstructed; and
displaying the obtained one or more video portions on a display of the wearable device, in which the one or more video portions are provided on the display for the one or more cells for which the view by the wearable device is being obstructed.

US Pat. No. 10,215,984

PROJECTION APPARATUS USING TELECENTRIC OPTICS

North Inc., Kitchener, O...

1. An apparatus for a heads-up display, comprising,a telecentric optical component to receive a light beam and output a plurality of light rays onto a heads-up display screen to project a virtual image onto the heads-up display screen; and
a light diffuser component disposed in an optical path between the telecentric optical component and the heads-up display screen to receive the plurality of light rays and to diffuse the plurality of light rays, the light diffuser component comprising a plurality of regions, each of the plurality of regions configured to at least one of diffuse light at different angles, transmit different amounts of light, or direct light in different directions.

US Pat. No. 10,215,983

METHOD AND SYSTEM FOR NEAR-EYE THREE DIMENSIONAL DISPLAY

THE BOARD OF TRUSTEES OF ...

1. A three dimensional (3D) near eye display device comprising:a display screen that displays a plurality of two dimensional (2D) images;
a focusing element that collimates the plurality of 2D images;
a spatial multiplexing unit (SMU) that remaps the plurality of 2D images to different depths while forcing centers of the plurality of 2D images to align; and
an eye piece.

US Pat. No. 10,215,982

AIR CURTAIN GENERATOR FOR OPTICAL SENSING DEVICES

HALLIBURTON ENERGY SERVIC...

1. A sensing device for use in a wellbore operation, comprising:a sensor selected from the group consisting of IR sensors, X-ray sensors, radar sensors, laser sensors, photoelectric sensors, ultrasonic sensors, optical analyzers, and integrated computational elements for obtaining optical information;
computer processing equipment in communication with the sensor and operable to estimate a volume of drill cuttings based upon the optical information; and
an air curtain generator positioned around an optical surface, the air curtain generator having at least one nozzle operable to provide a continuous forced air region traveling away from the optical surface, thereby forming an air curtain around the optical surface to prevent or minimize debris from degrading the sensing or measuring function of the sensor, and thereby rotating the air curtain generator relative to the optical surface.

US Pat. No. 10,215,981

MOVABLE MIRROR DEVICE

Carl Zeiss AG, Oberkoche...

1. A movable mirror device, comprising:a movable mirror,
a position sensor configured to measure a position of the movable mirror and output at least one analog position signal,
an analog-to-digital converter configured to receive the at least one analog position signal and convert the at least one position signal to a digital position signal, and
a processing device configured to determine a position of the movable mirror based on the digital position signal,
wherein the movable mirror device is provided as a unitary device including the movable mirror, the position sensor, the analog-to-digital converter and the processing device.

US Pat. No. 10,215,980

OSCILLATION DEVICE, SCANNING-TYPE SCANNER DEVICE, INFORMATION TERMINAL, PHASE-SHIFT AMOUNT ADJUSTMENT DEVICE, AND PHASE-SHIFT AMOUNT ADJUSTMENT METHOD

FUNAI ELECTRIC CO., LTD.,...

1. An oscillation device comprising:an oscillator;
an oscillation detector that detects an oscillation of the oscillator and outputs an oscillation detection signal;
a phase shift controller that generates a phase shift signal to provide a drive signal as positive feedback to the oscillator; and
an amplitude detector that detects an amplitude of the oscillation detection signal and outputs an oscillation amplitude signal; wherein
the oscillator is controlled based on the oscillation amplitude signal and the phase shift signal.

US Pat. No. 10,215,978

EYEPIECE OPTICAL SYSTEM WITH LARGE FIELD-OF-VIEW ANGLE AND HEAD-MOUNTED DISPLAY APPARATUS

SHENZHEN NED OPTICS CO., ...

1. An eyepiece optical system with a large field-of-view angle comprising a first lens group having an effective focal length of f1 and a second lens group having an effective focal length of f2 arranged coaxially and successively along an optical axis direction from an eye viewing side to a miniature image display apparatus side, wherein, f1 is a negative value, f2 is a positive value, and the eyepiece optical system has an effective focal length of fw which satisfies following relations (1) and (2):?50 0.3 wherein, the first lens group is constituted by a first lens close to the eye viewing side and a second lens away from the eye viewing side, wherein the first lens is a biconvex positive lens and the second lens is a negative lens whose optical surface close to the eye viewing side is concave to the eye viewing side and having a negative curvature radius;
wherein, the second lens group is constituted by one or more lenses, and at least comprises a third lens adjacent to the first lens group and being a positive lens;
wherein the first lens, the second lens and the third lens have material characteristics which satisfy following relations (11), (12) and (13):
1.50 1.55 1.50 wherein, Nd11, Nd12 and Nd23 are refractive indices of the first lens, the second lens and the third lens at d line, respectively;
wherein, the first lens, the second lens and the third lens further have material characteristics which satisfy following relations (21), (22) and (23):
35 21 35 wherein, Vd11, Vd12 and Vd23 are abbe numbers of the first lens, the second lens and the third lens at d line, respectively.

US Pat. No. 10,215,977

MAGNIFICATION DEVICE AND ASSEMBLY

DESIGNS FOR VISION, INC.,...

1. A vision enhancing device, comprising:a frame, configured to attach to a user, comprising:
at least one lens;
a magnification device corresponding to each of the at least one lens; said magnification devices comprising:
an optical system comprising at least one objective lens and at least one eye lens, said at least one objective lens and at least one eye lens selected to achieve a level of magnification; and
a filtering system comprising:
an absorptive filter system having a first optical density selected based on said level of magnification of said optical system, and
a reflective filter system having a second optical density selected based on said level of magnification of said optical system; and
a housing configured to attach to the frame, the housing containing therein means for generating a first light toward an object, wherein the filtering system is configured to block reflection of the generated first light by the object through the filtering system and allow passage of a second light, wherein said second light is generated in response to the first light, and second light being of a longer wavelength than a wavelength of the first light.

US Pat. No. 10,215,976

COUPLING DEVICE FOR AN OPTICAL WAVEGUIDE HAVING A CENTERING DEVICE

1. A coupling device (9) for an optical waveguide (8) with a light-exit optical unit (10), the coupling device comprising: an optical waveguide receptacle (11) aligned with the light-exit optical unit (10), a centering device (12) with at least two force-actuated centering elements (19) arranged around the optical waveguide receptacle (11) and adapted to center an optical waveguide (8) inserted in the optical waveguide receptacle (11) with respect to an optical axis (26) of the light-exit optical unit (10), the centering device (12) including a transmission element (25) that is movable in a guided manner and arranged between the centering elements (19) and an actuation force, such that the centering elements (19) are simultaneously force-actuated.

US Pat. No. 10,215,975

METHOD AND/OR SYSTEM FOR STABILIZATION, TRACKING, AND/OR CONTROL OF MICROSCOPIC SYSTEMS

The Regents of the Univer...

1. A system comprising:a positioning device configured to a hold a sample and adjust a position of a sample in response to receiving a drift compensation signal;
a first light source disposed to transilluminate the sample;
a second light source disposed to epi-illuminate the sample;
an optical system configured to receive light from the sample and generate a three-dimensional point spread function from the light from the sample;
an image sensor disposed relative to the optical system that produces an image from the light collected from the sample via the optical system; and
logic electrically coupled with the image sensor and the positioning device, the logic configured to determine one or more drift compensation values from images imaged by the image sensor, and configured to send one or more drift compensation signals to the positioning device to compensate drift.

US Pat. No. 10,215,973

ZOOM LENS UNIT, IMAGING DEVICE, AND MONITORING VIDEO CAMERA

RICOH COMPANY, LTD., Tok...

1. A zoom lens system comprising, in order from an object side to an image side:a first lens group having positive refractive power and a focus function;
a second lens group having negative refractive power, which moves when changing a magnification;
a third lens group which moves when changing a magnification; and
a fourth lens group having positive refractive power, which is fixed when changing a magnification, wherein
the following condition (1) is fulfilled:
|M2W·M3W·M4W|<0.14   (1)
where M2W represents an imaging magnification of the second lens group at a wide-angle end, M3W represents an imaging magnification of the third lens group at the wide-angle end, and M4W represents an imaging magnification of the fourth lens group at the wide-angle end,
the fourth lens group includes, in order from the object side, three positive lenses, and
each of the three positive lenses fulfills the following conditions (7), (8):
75 ?C.A?<0.000667·?d+0.300   (8)
where vd represents Abbe number of a lens material, and ?C,A? represents a partial dispersion ratio of the lens material, in this case, ?C,A?=(nC?nA?)/(nF?nC), and nF, nC, nA? are refractive indexes relative to F-line, C-line and A?-line of the lens material, respectively.

US Pat. No. 10,215,972

OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. An optical system comprising:an aperture stop; and
a focus lens unit arranged on an image side of the aperture stop, the focus lens unit having a negative refractive power and moving during focusing, wherein
the focus lens unit moves toward the image side during focusing from infinity to close distance and includes a positive lens PL and a negative lens NL, and
the following conditional expressions are satisfied:
23.0 2.44 ?dPL<23.0,where ?dNL denotes an Abbe number of a material of the negative lens NL, NdNL denotes a refractive index of the material of the negative lens NL at d-line, and ?dPL denotes an Abbe number of a material of the positive lens PL.

US Pat. No. 10,215,971

FAR INFRARED IMAGING LENS SET, OBJECTIVE LENS AND DETECTOR

1. A far infrared imaging lens group, comprising a first lens and a second lens arranged in sequence along a principal axis,wherein the first lens comprises a first surface and a second surface, the first surface has a radius of curvature of 2.4×(1±5%) mm and the second surface having a radius of curvature of 2×(1±5%) mm;
the second lens comprises a third surface and a fourth surface, the third surface has a radius of curvature of 50×(1±5%) mm and the fourth surface having a radius of curvature of 60×(1±5%) mm;
wherein the first surface, the second surface, the third surface, and the fourth surface are successively arranged; the first surface, the second surface, and the third surface are convex surfaces facing an object side, the fourth surface is a convex surface facing an image side.

US Pat. No. 10,215,970

IMAGE-PICKUP OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS TO CORRECT ABERRATION

SONY CORPORATION, Tokyo ...

1. An image-pickup optical system, comprising:an aperture stop;
a first lens adjacent to the aperture stop,
wherein the first lens is configured to reduce aberration, and
wherein the first lens is a gradient index lens; and
a second lens configured to collect incident light from an object,
wherein a first refractive index distribution N of the first lens is equal to:
(N=N0+nr12 R2+nr14 R4+nr16·R6+nz11 Z+nz12 Z2+nz13 Z3) based on a determination that a ratio of a focal distance f2 of the second lens to a focal distance f of the image-pickup optical system satisfies the following:

where N0 is a standard refractive index of the gradient index lens, Z is a position of the gradient index lens in an optical-axis direction, R is a position of the gradient index lens in a radius direction of the gradient index lens, nr1j is a coefficient of a term Rj of a refractive index distribution formula, nz1k is a coefficient of a term Zk of the refractive index distribution formula, j is an even number, and k is an integer number.

US Pat. No. 10,215,969

IMAGE FORMING LENS SYSTEM AND IMAGE PICKUP APPARATUS USING THE SAME

OLYMPUS CORPORATION, Tok...

1. An image forming lens system comprising:an aperture stop; and
an image-side lens unit group which is disposed on an image side of the aperture stop, wherein
the image-side lens unit group includes in order from the aperture stop to the image side along an optical axis, a first image-side lens unit having a negative refractive power, a second image-side lens unit having a positive refractive power, and a third image-side lens unit having a negative refractive power, and
any one of the first image-side lens unit, the second image-side lens unit, and the third image-side lens unit is a focusing lens unit which moves along the optical axis at the time of focusing from an object at infinity to an object at a close distance, and
an object-side lens unit group which is disposed on an object side of the aperture stop, wherein
the object-side lens unit group includes a plurality of lenses, and
all the lenses disposed on the object side of the aperture stop are included in the object-side lens unit group, and
an object-side partial lens system which includes all the lenses on the object side of the first image-side lens unit, has a positive refractive power, and
the focusing lens unit satisfies the following conditional expression (5):
1.5<|(MGfoback)2×{(MGfo)2?1}|<8.0  (5)
where,
MGfo denotes a lateral magnification of the focusing lens unit in an arbitrary focused state, and
MGfoback denotes a lateral magnification of the overall optical system between the focusing lens unit and the image plane, in an arbitrary focused state.

US Pat. No. 10,215,968

OPTICAL LENS ASSEMBLY AND ELECTRONIC DEVICE INCLUDING THE SAME

Samsung Electronics Co., ...

1. An optical lens assembly for focusing an image of an object on an image sensor, the optical lens assembly comprising:a reflector configured to reflect incident light;
a lens array comprising a plurality of lenses arranged between the reflector and the image sensor;
a first light blocker arranged at an object side of the reflector and configured to block light; and
a second light blocker arranged at an image side of the reflector and configured to block light,
wherein the optical lens assembly comprises:
a first optical axis of light proceeding towards the reflector, and
a second optical axis of light reflected by the reflector, and satisfies the following condition:
a tan(LT1D/LT2D)×180/?>VHFOV,
wherein the condition assumes that a point where a first straight line extends from a first point of the first light blocker towards the first optical axis,
wherein the first point is away from the image sensor based on the first optical axis on a cross-section of the optical lens assembly taken along the short side direction of the image sensor, in parallel with the first optical axis, and a second straight line extends from a second point of the second light blocker towards the second optical axis, and
wherein the second point is adjacent to the first point based on the second optical axis, in parallel with the second optical axis meet each other is a point D, LT1D denotes a distance from the first point to the point D, LT2D denotes a distance from the second point to the point D, and VHFOV denotes a half field of view in the short side direction of the image sensor.

US Pat. No. 10,215,967

OPTICAL IMAGE CAPTURING SYSTEM

ABILITY OPTO ELECTRONICS ...

1. An optical image capturing system, in order along an optical axis from an object side to an image side, comprising: a first lens having refractive power; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a first image plane, which is an image plane specifically for visible light and perpendicular to the optical axis; a through focus modulation transfer rate (value of MTF) at a first spatial frequency having a maximum value at central field of view of the first image plane; and a second image plane, which is an image plane specifically for infrared light and perpendicular to the optical axis; the through-focus modulation transfer rate (value of MTF) at the first spatial frequency having a maximum value at central of field of view of the second image plane; wherein the optical image capturing system consists of the five lenses with refractive power; at least one lens among the first lens to the fifth lens has positive refractive power; each lens among the first lens to the fifth lens has an object-side surface, which faces the object side, and an image-side surface, which faces the image side; wherein the optical image capturing system satisfies: 1.0?/HEP23 10.0; 0 deg

US Pat. No. 10,215,966

OPTICAL IMAGE LENS SYSTEM

LARGAN PRECISION CO., LTD...

1. An optical image lens system comprising six lens elements, the six lens elements being, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, and a sixth lens element;wherein at least one of the first lens element, the second lens element, the third lens element, the fourth lens element, the fifth lens element, and the sixth lens element comprises at least one inflection point;
wherein the first lens element has positive refractive power, the second lens element has positive refractive power, the third lens element has positive refractive power, the fourth lens element has negative refractive power, the fifth lens element has positive refractive power, the sixth lens element has negative refractive power, and at least one of an object-side surface and an image-side surface of the sixth lens element is aspheric.

US Pat. No. 10,215,965

IMAGING OPTICAL LENS SYSTEM, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE

LARGAN PRECISION CO., LTD...

1. An imaging optical lens system comprising, in order from an object side to an image side:a first lens element having negative refractive power;
a second lens element having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof;
a third lens element having positive refractive power;
a fourth lens element with positive refractive power having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof;
a fifth lens element having negative refractive power; and
a sixth lens element having positive refractive power;
wherein the imaging optical lens system has a total of six lens elements, and the imaging optical lens system further comprises an aperture stop disposed between the second lens element and an image surface;
wherein an axial distance between the aperture stop and the image surface is SL, an axial distance between an object-side surface of the first lens element and the image surface is TL, and the following condition is satisfied:
0.20

US Pat. No. 10,215,964

PHOTOGRAPHING LENS ASSEMBLY

LARGAN PRECISION CO., LTD...

1. A photographing lens assembly comprising six lens elements, the six lens elements being, in order from an object side to an image side:a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element;
wherein each of the first lens element, the second lens element, the third lens element, the fourth lens element, the fifth lens element and the sixth lens element has an object-side surface facing the object side and an image-side surface facing the image side, the sixth lens element has the object-side surface being convex at a paraxial region thereof, and at least one of the object-side surface and the image-side surface of the sixth lens element comprises at least one inflection point, the photographing lens assembly further comprises an aperture stop located on the object side from the first lens element, an Abbe number of the second lens element is V2, an Abbe number of the third lens element is V3, an Abbe number of the fifth lens element is V5, and the following relationship is satisfied:
15<(V2+V3+V5)/3<30.

US Pat. No. 10,215,963

OPTICAL LENS

HON HAI PRECISION INDUSTR...

1. An optical lens having an axis, the optical lens comprising:a first lens element having positive power and having a first surface and a second surface opposite to the first surface;
a second lens element having a third surface and a fourth surface;
a third lens element having a positive power and having a fifth surface and a sixth surface;
a fourth lens element having negative power and having a seventh surface and a eighth surface;
a fifth lens element having positive power and having a ninth surface and a tenth surface;
a sixth lens element having negative power and having a eleventh surface and a twelfth surface; and
an sensor;
wherein the optical lens satisfies the following formulas:
0.82 0.84 1.33 0.59 0.3 Wherein, T3 is center thickness of the third lens element, T4 is center thickness of the fourth lens element, A3 is center thickness of air space between the third lens element and the fourth lens element, A4 is center thickness of air space between the fourth lens element and the fifth lens element, E3 is edge thickness of the third lens element, E4 is edge thickness of fourth lens element, G3 is edge thickness of air space between third lens element 30 and the fourth lens element, G4 is edge thickness of air space between lens element 40 and the fifth lens element, vd3 is the abbe number of the third lens element, vd4 is the abbe number of the fourth lens element.

US Pat. No. 10,215,962

OPTICAL IMAGING LENS SYSTEM, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE

LARGAN Precision Co., Ltd...

1. An optical imaging lens system comprising six lens elements, the six lens elements being, in order from an object side to an image side:a first lens element having negative refractive power;
a second lens element;
a third lens element having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof;
a fourth lens element having positive refractive power;
a fifth lens element having negative refractive power; and
a sixth lens element having positive refractive power;
wherein a central thickness of the second lens element is CT2, a central thickness of the third lens element is CT3, a focal length of the optical imaging lens system is f, 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, a focal length of the fifth lens element is f5, a focal length of the sixth lens element is f6, a focal length of the i-th lens element is fi, a refractive power of the first lens element is P1, a refractive power of the second lens element is P2, a refractive power of the third lens element is P3, an axial distance between the first lens element and the second lens element is T12, a curvature radius of an image-side surface of the fifth lens element is R10, a curvature radius of an object-side surface of the sixth lens element is R11, and the following conditions are satisfied:
0 0 (|P2|+|P3|)/|P1|<0.90; and
0 |R11/R10|<1.30.

US Pat. No. 10,215,961

OPTICAL IMAGING LENS SET

Genius Electronic Optical...

1. An optical imaging lens set, from an object side toward an image side in order along an optical axis comprising: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element, said first lens element to said seventh lens element each having an object-side surface facing toward the object side as well as an image-side surface facing toward the image side, wherein:said first lens element has positive refractive power;
said second lens element has positive refractive power;
said third lens element has negative refractive power;
said fourth lens element has an object-side surface with a concave part in a vicinity of its periphery, said fourth lens element has an image-side surface with a convex part in a vicinity of the optical axis;
said sixth lens element has an object-side surface with a concave part in a vicinity of the optical axis; and
said seventh lens element has an image-side surface with a concave part in a vicinity of the optical axis;
the optical imaging lens set exclusively has seven lens elements with refractive power, in addition, ?6 is the Abbe number of the sixth lens element, and the optical imaging lens set satisfies the relationship: ?6?50.

US Pat. No. 10,215,960

OPTICAL IMAGE CAPTURING SYSTEM

ABILITY OPTO-ELECTRONICS ...

1. An optical image capturing system, in order along an optical axis from an object side to an image side, comprising:a first lens having refractive power;
a second lens having refractive power;
a third lens having refractive power;
a fourth lens having refractive power;
a fifth lens having refractive power; and
an image plane;
wherein the optical image capturing system consists of the five lenses with refractive power; at least one surface of at least one lens among the first lens to the fifth lens has at least an inflection point thereon; at least one lens among the first lens to the fifth lens has positive refractive power; each lens among the first lens to the fifth lens has an object-side surface, which faces the object side, and an image-side surface, which faces the image side;
wherein the optical image capturing system satisfies:
1?f/HEP?10;
0 deg 0.9?2(ARE/HEP)?2.0;
where f1, f2, f3, f4, and f5 are focal lengths of the first lens to the fifth lens, respectively; f is a focal length of the optical image capturing system; HEP is an entrance pupil diameter of the optical image capturing system; HOS is a distance between an object-side surface of the first lens and the image plane on the optical axis; InTL is a distance in parallel with the optical axis from the object-side surface of the first lens to the image-side surface of the fifth lens; HAF is a half of a maximum view angle of the optical image capturing system; for any surface of any lens, ARE is a profile curve length measured from a start point where the optical axis passes therethrough, along a surface profile thereof, and finally to a coordinate point of a perpendicular distance where is a half of the entrance pupil diameter away from the optical axis.

US Pat. No. 10,215,959

LENS MODULE

Samsung Electro-Mechanics...

1. A lens module, comprising:a first lens comprising a negative refractive power and a convex object-side surface in a paraxial region thereof;
a second lens comprising a positive refractive power or a negative refractive power;
a third lens comprising a positive refractive power, a convex object-side surface, and a convex image-side surface;
a fourth lens comprising a negative refractive power, a concave object-side surface, and a concave image-side surface;
a fifth lens comprising a positive refractive power and a concave object-side surface; and
a sixth lens comprising a negative refractive power and an inflection point formed on an image-side surface thereof,
wherein the first to sixth lenses are sequentially disposed from an object side to an image side.

US Pat. No. 10,215,958

OPTICAL IMAGING LENS

Genius Electronic Optical...

1. An optical imaging lens configured to allow imaging rays to pass through a first curved surface of an optical element and the optical imaging lens in sequence to form an image on an image surface, the optical imaging lens comprising:a first lens element, a second lens element, and a last lens element arranged in sequence from an object side to an image side along an optical axis, wherein the last lens element is a lens element in the optical imaging lens nearest to the image side, and each of the first lens element to the last lens element has an object-side surface facing the object side and pervious to the imaging rays and an image-side surface facing the image side and pervious to the imaging rays;
wherein a Z direction is parallel to the optical axis, a Y direction is perpendicular to the Z direction, an X direction is perpendicular to the Y direction and the Z direction, an XZ plane is defined by the X direction and the Z direction, an YZ plane is defined by the Y direction and the Z direction, a cross-sectional line of the first curved surface of the optical element obtained by cutting the first curved surface of the optical element along a plane parallel to the XZ plane and containing the optical axis is a first curved line, one of the object-side surface and the image-side surface of the last lens element is a second curved surface, a cross-sectional line of the second curved surface of the last lens element obtained by cutting the second curved surface of the last lens element along a plane parallel to the XZ plane and containing the optical axis is a second curved line, a cross-sectional line of the second curved surface of the last lens element obtained by cutting the second curved surface of the last lens element along a plane parallel to the YZ plane and containing the optical axis is substantially a straight line, and a material of at least one of the first lens element to the last lens element is a plastic material,
wherein the optical imaging lens satisfies:
EFL/TTL?0.8, wherein EFL is an effective focal length of the optical imaging lens, and TTL is a distance on the optical axis from the object-side surface of the first lens element to the image surface.

US Pat. No. 10,215,957

OPTICAL IMAGING SYSTEM

Samsung Electro-Mechanics...

1. An optical imaging system, comprising:a first lens comprising a positive refractive power;
a second lens comprising a negative refractive power and a concave image-side surface;
a third lens comprising a negative refractive power, and a concave image-side surface;
a fourth lens comprising a convex image-side surface;
a fifth lens comprising a negative refractive power and a concave image-side surface; and
a sixth lens comprising a positive refractive power and further comprising a convex object-side shape along an optical axis of the optical imaging system,
wherein the optical imaging system satisfies the following conditional expression,
0.1 where TL represents a distance from an object-side surface of the first lens to an imaging plane, and D45 represents a distance from an image-side surface of the fourth lens to an object-side surface of the fifth lens.

US Pat. No. 10,215,956

IMAGING LENS SYSTEM, IMAGE CAPTURING DEVICE AND ELECTRONIC DEVICE

LARGAN PRECISION CO., LTD...

1. An imaging lens system comprising five lens elements, the five lens elements being, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element;wherein each of the five lens elements comprises an object-side surface facing toward the object side and an image-side surface facing toward the image side, and each of the third lens element, the fourth lens element, and the fifth lens element has at least one aspheric surface;
wherein the object-side surface of the second lens element is concave in a paraxial region thereof and the third lens element has positive refractive power, the image-side surface of the fourth lens element is concave in a paraxial region thereof;
wherein an Abbe number of the first lens element is V1, an Abbe number of the second lens element is V2, an Abbe number of the third lens element is V3, an axial distance between the object-side surface of the first lens element and an image surface is TL, a focal length of the imaging lens system is f, a maximum refractive index among the refractive indices of the first lens element, the second lens element, the third lens element, the fourth lens element and the fifth lens element is Nmax, and the following conditions are satisfied:
0.5<(V2+V3)/V1<1.0;
0.75 1.50

US Pat. No. 10,215,955

PHOTOGRAPHING OPTICAL LENS SYSTEM, IMAGING APPARATUS AND ELECTRONIC DEVICE

LARGAN PRECISION CO., LTD...

1. A photographing optical lens system comprising five lens elements, the five lens element being, in order from an object side to an image side:a first lens element with positive refractive power having an object-side surface being convex in a paraxial region thereof;
a second lens element having positive refractive power;
a third lens element having negative refractive power;
a fourth lens element having positive refractive power; and
a fifth lens element with negative refractive power having an image-side surface being concave in a paraxial region thereof with at least one convex critical point in an off-axial region thereof, both of an object-side surface and the image-side surface thereof being aspheric; and
wherein an Abbe number of the fourth lens element is V4, an Abbe number of the fifth lens element is V5, a focal length of the photographing optical lens system is f, a curvature radius of an object-side surface of the second lens element is R3, a curvature radius of an image-side surface of the second lens element is R4, a curvature radius of an image-side surface of the third lens element is R6, 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 fifth lens element is f5, and the following conditions are satisfied:
1.50 ?3.0 0.65 0 0<(R3+R4)/(R3?R4)<5.5.

US Pat. No. 10,215,954

FOCUS MONITORING ARRANGEMENT AND INSPECTION APPARATUS INCLUDING SUCH AN ARRANGEMENT

ASML Netherlands B.V., V...

1. A focus monitoring arrangement for an optical system, comprising:a first focus detection system comprising a first radiation detector and a second radiation detector, wherein the first focus detection system is configured to provide a first focus error signal indicating focus error relative to a first reference distance defined by placement of first and second apertures in the first focus detection system;
a second focus detection system positioned a distance away from the first focus detection system and comprising a third radiation detector and a fourth radiation detector, wherein the second focus detection system is configured to provide a second focus error signal indicating focus error relative to a second reference distance defined by placement of third and fourth apertures in the second focus detection system, the second reference distance being offset from the first reference distance; and
a processor configured to calculate a third focus error signal that indicates distance relative to a third reference distance, the third focus error signal being calculated by combining the first focus error signal and the second focus error signal.

US Pat. No. 10,215,953

TILTING AN OPTICAL ELEMENT

Carl Zeiss SMT GmbH, Obe...

1. An optical unit, comprising:an optical element having optical surface defining a plane of main extension and a direction of main extension in the plane of main extension; and
a supporting device comprising a supporting unit and an actuator unit,
wherein:
the actuator unit is configured to exert a first tilting moment on the optical element to tilt the optical surface;
the first tilting moment is inclined relative to the plane of main extension; and
the supporting unit predefines a first tilting axis for the optical surface;
the first tilting axis lies substantially in the plane of main extension of the optical surface when the optical surface is tilted via the first tilting moment, and
wherein at least one of the following holds:
the supporting unit comprises at least two at least partly elastically deformable supporting elements which define the first tilting axis;
the supporting unit comprises at least two supporting elements and a base element, at least a large part of the weight of the optical element being introduced into the base element via the supporting elements in at least one operating state;
the supporting unit comprises at least one guiding unit connected to the optical element which, to define the first tilting axis, restricts at least two degrees of freedom of movement of the optical element; and
the supporting unit comprises at least one guiding unit connected to the optical element which, to define the first tilting axis, is configured to take up a component of the first tilting moment acting perpendicularly to the plane of main extension of the optical surface.

US Pat. No. 10,215,951

CAMERA MODULE

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

1. A camera module, the camera module comprising:a lens unit;
a lens barrel for fixing the lens unit;
a housing accommodated at one side of the lens barrel;
a substrate unit accommodated inside the housing;
an image sensor mounted on the substrate unit;
a transmission coil accommodated inside the housing to be electrically connected to the substrate unit; and
a heating element arranged at the lens unit to generate a heat in response to an electromagnetic interaction with the transmission coil.

US Pat. No. 10,215,950

HIGH-STRENGTH TITANIUM COPPER FOIL AND METHOD FOR PRODUCING SAME

1. A titanium copper foil containing Ti in an amount of 2.0 mass % to 4.0 mass %, optionally containing one or more elements selected from the group consisting of Ag, B, Co, Fe, Mg, Mn, Mo, Ni, P, Si, Cr, and Zr in a total amount of 0 mass % to 1.0 mass %, a remainder being copper and unavoidable impurities, said foil having a 0.2% yield strength of 1200 MPa or more in both directions parallel and perpendicular to a rolling direction, and a spring limit value of 800 MPa or more in both directions parallel and perpendicular to the rolling direction.

US Pat. No. 10,215,949

LENS ASSEMBLY

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

1. A lens assembly comprising:a housing;
a lens accommodated in the housing;
a retainer coupled to one end of the housing and configured to support the lens; and
a hydrophilic coating layer formed on one surface of the lens and formed on the retainer,
wherein the hydrophilic coating layer includes a polymer containing a hydrophilic functional group, and
wherein the hydrophilic functional group is selected from the group consisting of a hydroxyl group, an amino group, and an epoxy group.

US Pat. No. 10,215,948

OPTICAL ELEMENT MODULE WITH MINIMIZED PARASITIC LOADS

Carl Zeiss SMT GmbH, Obe...

1. An optical element module, comprising:an optical element unit comprising an optical element; and
a support structure comprising a support device and a contact device connected to the support device,
wherein:
a surface of the contact device contacts a surface of the optical element unit and exerts a holding force on the optical element unit along a line of action of the holding force;
the contact device comprises at least one leaf spring element defining first and second linking sections kinematically in series between the surface of the contact device and the support device so that a first end of the first linking section is adjacent to the surface of the contact device and a second end of the first linking section is adjacent to the second linking section;
the first linking section extends from the first end to the second end along a linking direction running transverse to the line of action of the holding force;
the second linking section extends along the linking direction;
the first and second linking sections interface at an interface point located substantially within a reference plane;
the first and second linking sections are arranged substantially on opposite sides of the reference plane;
the reference plane comprises the line of action of the holding force;
the reference plane runs transverse to the linking direction; and
the first and second linking sections are elastically deformed in response to a contact force introduced into the surface of the contact device along the line of action of the holding force so that the interface point is a point of inflection of the at least one leaf spring element and so that, along the linking direction, one of the first and second linking sections is concave and the other of the first and second linking sections is convex.

US Pat. No. 10,215,947

FIXING INSTRUMENT AND METAL MESH DEVICE

MURATA MANUFACTURING CO.,...

1. A fixing instrument adapted to support an aperture array having a central aperture array section with a plurality of apertures extending through opposite surfaces of the aperture array section, and an outer peripheral section surrounding the aperture array section, the fixing instrument, comprising:first and second frame members adapted to clamp the outer peripheral section of the aperture array so as to support the aperture array section in a plane;
the first frame member having:
a first cavity in which at least a portion of the aperture array section will be located when the outer peripheral section of the aperture array is clamped by the first and second frame members,
a frame shaped first fixing part that surrounds at least part of the first cavity; and
a first flange part which extends around at least part of the first fixing part;
the second frame member having:
a second cavity in which at least a portion of the aperture array section will be located when the outer peripheral section of the aperture array is clamped by the first and second frame members:
a frame shaped second fixing part that surrounds at least part of the second cavity; and
a second flange part which extends around at least part of the second fixing part;
the first flange part of the first frame member and the second flange part of the second frame member having opposed first and second reference surfaces, respectively;
the first fixing part having first inner and outer peripheral fitting faces that oppose second inner and outer peripheral fitting faces of the second fixing part, respectively, with respective portions of the outer peripheral section of the aperture array being located between the first and second outer peripheral fitting faces on the one hand and the first and second inner peripheral fitting faces on the other;
the first inner peripheral fitting face extending a distance A1 from the first reference surface as measured in a direction perpendicular to the plane of the aperture array section, the first outer peripheral fitting face extending a distance A2 from the first reference surface as measured in a direction perpendicular to the plane of the aperture array section, the second inner peripheral fitting face extending a distance B1 from the second reference surface as measured in a direction perpendicular to the plane of the aperture array section, the second outer peripheral fitting face extending a distance B2 from the second reference surface as measured in a direction perpendicular to the plane of the aperture array section, the outer peripheral surface of the aperture array having a thickness C as measured in a direction perpendicular to the plane of the aperture array section; and
the dimensions of the first and second frame members satisfying at least one of the following conditions:
A1+C>B1, and
A2+C>B2.

US Pat. No. 10,215,945

GROMMET FOR CABLE HANGER

CommScope Technologies LL...

1. A grommet adapted for insertion into a cable hanger, comprising:a main body formed of a polymeric material, the main body having a generally C-shaped profile with free ends, the main body further having a length, a thickness and a longitudinal axis;
wherein the main body includes a plurality of apertures extending generally parallel to the longitudinal axis of the main body;
wherein the plurality of apertures are located, adjacent a central location of the main body between the free ends substantially diametrically opposed to the free ends to encourage the grommet to flex more easily.

US Pat. No. 10,215,944

MODULAR FIBER OPTIC TRAY

Panduit Corp., Tinley Pa...

1. A tray to support fiber optic equipment, said tray comprising:a tray body having a first side edge portion, a second side edge portion, a front side edge portion, a rear side edge portion and a middle portion, wherein said middle portion of said tray body has a plurality of cutout features;
wherein said first side edge portion is configured to be secured to a first rail;
wherein said second side edge portion is configured to be secured to a second rail; and,
wherein said plurality of cutout features are configured to engage with a mounting feature of a third rail such that the third rail may be removably secured to the tray body in a plurality of positions.

US Pat. No. 10,215,943

DEPLOYING OPTICAL FIBERS WITHIN A MULTI-DWELLING UNIT

CommScope Connectivity Be...

1. A cable management box comprising:a base including:
a mounting surface configured to secure to a wall,
an arrangement of one or more outer flanges extending outwardly from the base opposite the mounting surface, and
a transition surface that leads from the wall to the outer flange arrangement, the transition surface extending around a periphery of the base,
the base defining an anchor surface between the transition surface and the outer flanges,
the base also defining a storage location at which a storage spool is disposed,
the arrangement of outer flanges defining gaps that lead from the transition surface to the storage location; and
wherein the transition surface tapers towards the wall as the transition surface extends radially outwardly from an interior of the base.

US Pat. No. 10,215,942

HIGH-TEMPERATURE RESISTANT AND SMALL-DIAMETER OPTICAL CABLE AND PREPARATION METHOD THEREOF

HENGTONG OPTIC-ELECTRIC C...

1. A high-temperature resistant and small-diameter optical cable, comprising:an optical fiber, a coating and an outer protective layer;
wherein the coating is an acrylic resin layer, and the outer protective layer is a PET/PHB liquid crystal copolyester layer of liquid crystal polymer material, and
wherein the high-temperature resistant and small-diameter optical cable is prepared by a method comprising:
S1: coating a layer of acrylic resin on an outer surface of an optical fiber;
S2: paying the optical fiber out;
S3: preheating the optical fiber at a preheating temperature of 150° C.˜230° C.;
S4: extrusion moulding by means of an extrusion die, wherein an outer protective layer is a PET/PHB liquid crystal copolyester layer of liquid crystal polymer material;
S5: softening the optical cable;
S6: cooling the optical cable by a dipping bath type cooling method;
S7: pulling the optical cable;
S8: winding up; and
S9: sample detection.

US Pat. No. 10,215,941

STRUCTURES AND METHOD FOR THERMAL MANAGEMENT IN ACTIVE OPTICAL CABLE (AOC) ASSEMBLIES

Corning Optical Communica...

1. An active optic cable (AOC) assembly, comprising:a fiber optic cable comprising a first end attached to a connector;
the connector comprising a thermal insert having a front portion attached to a housing of the connector, wherein:
heat generating components of the connector are disposed within the housing and disposed on a printed circuit board assembly;
the housing is formed from a first housing portion and a second housing portion creating a thermal path between the housing and the thermal insert for dissipating heat from the connector;
the connector comprises a boot, and a portion of the thermal insert is at least partially disposed under the boot; and
the assembly dissipates a heat transfer rate of 0.75 Watts or greater from the connector during steady-state operation.

US Pat. No. 10,215,940

FIBER OPTIC ASSEMBLY WITH BOTH PUSH AND PULL MATERIAL

1. A fiber optic cable assembly comprising:an outer jacket, the outer jacket being made from polyethylene;
a pull material, the pull material being made from aramid and water blocking fibers;
a push body, the push body being made from a rigid material so that the fiber optic cable assembly can be pushed during installation; and
at least one fiber optic fiber.

US Pat. No. 10,215,939

FIBER-OPTIC STRENGTH MEMBER COMPONENTS FOR USE IN OUTER STRENGTH MEMBER LAYERS

SCHLUMBERGER TECHNOLOGY C...

1. A cable comprising:a cable core; and
a plurality of armor wire strength members that surround the cable core, wherein a first armor wire strength member of the plurality of armor wire strength members comprises a grooved interior space that houses a first optical fiber, wherein the grooved interior space is disposed within a channel in the first armor wire strength member, and wherein the grooved interior space is isolated within the channel via a cap shaped to fit into the channel and cause the first armor wire strength member to have a circular cross-section.

US Pat. No. 10,215,938

PHOTOELECTRIC CONVERSION ASSEMBLY

AQUAOPTICS CORP., Hsinch...

1. A photoelectric conversion assembly, comprising:a photoelectric conversion module having an interposer with a conductive trace and first conductive pads formed on said interposer;
at least one optical element configured on said interposer to couple to said conductive trace and said first conductive pads;
an optical bench for said interposer configured thereon;
a first lens array configured to align said at least one optical element;
a mirror configured to bend light emitted by said at least one optical element;
a second lens array configured to guide said light emitted by said at least one optical element;
a circuit board for supporting said photoelectric conversion module, having second conductive pads for coupling said photoelectric conversion module and said first conductive pads;
an optical transmission member for transmitting light; and
a conductive bump formed to couple to said conductive trace and said first conductive pads;
wherein said circuit board has a concave portion for receiving said at least one optical element on said interposer.

US Pat. No. 10,215,937

OPTOELECTRONIC PACKAGE

UNISTARS CORPORATION, Hs...

1. An optoelectronic package, comprising:a wiring substrate, having a holding plane;
an optoelectronic chip, mounted on the holding plane of the wiring substrate and electrically-connected to the wiring substrate, wherein the optoelectronic chip has an upper surface, a functional region formed in the upper surface, and a side surface connected to the upper surface thereof;
a reflective material, disposed on the holding plane of the wiring substrate and surrounding the optoelectronic chip, wherein the reflective material covers the side surface of the optoelectronic chip and has an inclined surface, the inclined surface surrounds the upper surface of the optoelectronic chip and extends from an edge of the upper surface, and a height of the reflective material at the inclined surface decreases from the optoelectronic chip toward a direction away from the optoelectronic chip;
an optical element; and
an adhesive, covering the reflective material and the upper surface of the optoelectronic chip, and binding the optoelectronic chip with the optical element;
wherein the reflective material does not cover the upper surface of the optoelectronic chip.

US Pat. No. 10,215,936

FREE SPACE OPTICAL (FSO) SYSTEM

SA Photonics, Inc., Los ...

1. A free space optical node configured to receive a received optical beam from and simultaneously transmit a transmitted optical beam to a remote free space optical node, comprising:a fiber coupled to receive and transmit electronics at an initial end, and comprising a terminal end of the fiber positioned at a focal plane, the fiber passing the transmit and received optical beams between the initial and terminal ends of the fiber;
fore optics positioned along an optical path of at least a portion of the received optical beam, the fore optic creating a plurality of defocused images at a second plane, that overlap each other at the second plane; and
an alignment sensor positioned at the second plane.

US Pat. No. 10,215,935

TRACEABLE NETWORKING CABLES WITH REMOTE-RELEASED CONNECTORS

MERTEK INDUSTRIES, LLC, ...

1. A networking cable comprising:a data transmission line configured for data communication;
a connector hood coupled to an end of the data transmission line, the connector hood comprising:
a lever configured to releasably engage a mating connector or jack; and
an extender configured to be coupled to the lever and configured to be pulled away from the lever to move a portion of the lever;
an electrically activated telltale mounted on the extender;
a manually operated switch associated with the connector hood and electrically connected to the electrically activated telltale and configured to be actuated to activate the electrically activated telltale; and
a flexible circuit electrically coupled to the electrically activated telltale and the manually operated switch, the flexible circuit extends along at least a portion of a length of the extender.

US Pat. No. 10,215,934

HYBRID OPTICAL FIBER AND COPPER CONDUCTOR CABLE ASSEMBLY

Panduit Corp., Tinley Pa...

1. A connector assembly comprising a male portion, the male portion having a housing, ends a pair of plastic optical fibers attached thereto and a pair of electrical contacts, and a female portion, the female portion having a female housing with two pairs of through-holes wherein the first pair of through-holes are configured to accept the electrical contacts of the male portion and the second pair of through holes are configured to accept the ends of the plastic optical fibers of the male portion such that they abut plastic optical fibers secured to the female portion within the through-holes of the female portion, wherein the plastic optical fibers of the male portion are secured to the male housing via crimp sleeves attached to a jacket of the plastic optical fiber, and endplate secured to the housing and compression springs secured to the crimp sleeves and located between the crimp sleeves and the endplate.

US Pat. No. 10,215,933

SYSTEMS AND METHODS FOR OPTICALLY CONNECTING FIBER ARRAYS WITH PAIRED TRANSMIT AND RECEIVE FIBERS

CORNING OPTICAL COMMUNICA...

1. A method of optically connecting first fiber pairs at a first location to second fiber pairs at a second location to form optical paths between the first and second locations, comprising:establishing at the first location first and second fiber arrays comprising fibers T and R, respectively;
establishing at the second location third and fourth fiber arrays comprising fibers T? and R?, respectively; and
optically connecting fibers T to fibers R? and fibers R to fibers T? so that first fiber pairs are defined by (T,R), where T=1 to (N/2) and R=[(N/2) 1] to N, and second fiber pairs are defined by (T?, R?), where T?=1? to (N/2)? and R?=[(N/2)+1]? to N?, wherein N is an even number greater than 2;
wherein at least one of fibers T and T? is differentiated from at least one of fibers R and R? by at least one characteristic.

US Pat. No. 10,215,932

FIBER OPTIC FERRULE WITH REAR HOLES TO ALIGN A GUIDE PIN CLAMP WITH FIELD CHANGEABLE GUIDE PINS

US Conec, Ltd, Hickory, ...

1. A fiber optic ferrule for use with a fiber optic connector, the fiber optic connector having a pin clamp having at least two projections extending therefrom, the fiber optic ferrule comprising:a main body having a front face, a rear face, a first opening extending from the rear face toward the front face to receive optical fibers therein;
at least one guide pin opening extending between the front face and rear face; and
at least two openings extending from the rear face into the main body towards the front face, the at least two openings configured to receive a respective one of the at least two projections extending from the pin clamp.

US Pat. No. 10,215,931

OPTICAL FIBER CONNECTOR HAVING A SLIDABLE OUTER ENCLOSURE AND A HANDLE

HYC Co., Ltd., Guangdong...

1. An optical fiber connector, comprising:a connector body, which is provided with a head and a first sliding slot;
an outer enclosure, which is configured to enclose the connector body and to be slidable along the connector body; and
a handle, which comprises a holding portion and a hooking portion, wherein the hooking portion extends forward from the holding portion and the hooking portion is slidable along the first sliding slot,
wherein the connector body and the handle are each provided with a abutting portion, and when the handle moves forward along the first sliding slot, the abutting portion of the handle abuts against the abutting portion of the connector body to push the connector body forward; and wherein when the handle moves backward along the first sliding slot, the hooking portion is hooked onto the outer enclosure to pull the outer enclosure backward.

US Pat. No. 10,215,930

FIBER OPTIC CONNECTOR WITH FIELD INSTALLABLE OUTER CONNECTOR HOUSING

CommScope Technologies LL...

1. A connector arrangement comprising:an optical fiber having a polished end face at a first end;
a ferrule arrangement holding the first end of the optical fiber, the ferrule arrangement defining a first spring stop;
a rear housing defining a second spring stop, the rear housing being laterally mountable over the optical fiber;
a spring disposed around the optical fiber, the spring extending along a longitudinal axis between a front and a rear, the spring having a spring force acting along the longitudinal axis, the front of the spring abutting the first spring stop of the ferrule arrangement, the rear of the spring abutting the second spring stop of the rear housing; and
a front housing that mounts over the ferrule arrangement and the spring, the front housing engaging the rear housing to axially retain the front housing relative to the rear housing, wherein the optical fiber and the ferrule arrangement are axially movable within the front housing under the bias of the spring.

US Pat. No. 10,215,929

PLUG PROTECTION CAP, OPTICAL FIBER CONNECTOR ASSEMBLY, FIBER PLUG, AND NETWORK DEVICE

Huawei Technologies Co., ...

1. A plug protection cap comprising:a main body, wherein an accommodating cavity is disposed in the main body, an inlet that extends through the accommodating cavity is disposed on an end face of one end of the main body, a locking part is disposed at a position that is on an inner circumferential surface of the accommodating cavity and that is near the inlet;
a connecting sleeve; and
a traction stub, wherein one end of the connecting sleeve detachably sheathes one end that is of the main body and that is away from the inlet, and the other end of the connecting sleeve is rotatably connected to one end of the traction stub.

US Pat. No. 10,215,928

UNITARY FIBER OPTIC FERRULE AND ADAPTER THEREFOR

US Conec, Ltd., Hickory,...

1. An optical ferrule for attaching to an optical component comprising:a unitary main body having a front end, a back end, a middle portion disposed between the front end and back end;
a first opening extending between the back end and the middle portion, the first opening configured to receive optical fibers therein;
a plurality of lenses in optical alignment with the first opening, each of the plurality of lenses having at least one surface to reflect light; and
at least two alignment features to align the unitary fiber optic ferrule to the optical component, wherein optical ferrule is configured to be mateable to an adapter prior to a mating of the optical ferrule and adapter to the optical component.

US Pat. No. 10,215,927

ALIGNMENT SYSTEM AND METHOD FOR CALIBRATING POSITION OF OPTICAL FIBER BORE FERRULE

CommScope Telecommunicati...

1. An alignment system for calibrating a position of an optical fiber in a bore of a ferrule, comprising:a calibration ferrule having an alignment guide hole formed therein;
an alignment guide element configured to calibrate a center position of a guide hole of the ferrule, so that a center of the guide hole of the ferrule is aligned with a center of the alignment guide hole;
a fiber core alignment element comprising a fiber core having a center positioned at a theoretical center relative to a positioning reference defined by the center of the alignment guide hole;
an optical vision system configured to identify a center position of a fiber core of the optical fiber and the center position of the fiber core of the respective fiber core alignment element; and
a controlling and moving system configured to actively adjust the position of the optical fiber in the bore of the ferrule under guide of the optical vision system, so that the center of the fiber core of the optical fiber is aligned with the center of the fiber core of the respective fiber core alignment element, and so that the center of the fiber core of the optical fiber is positioned at a theoretical center relative to a positioning reference defined by the center of the guide hole of the ferrule,
wherein the alignment guide element is configured to be a positioning rod; and two ends of the positioning rod are inserted into the alignment guide hole of the calibration ferrule and the guide hole of the ferrule, respectively.

US Pat. No. 10,215,926

MULTI-FIBER FIBER OPTIC CONNECTION SYSTEM WITH FLEXIBLE, INSERTABLE PINS

CommScope Technologies LL...

1. A fiber optic connection system for optically connecting optical fibers, the fiber optic connection system comprising:a first fiber optic connector including a first ferrule with a first mating face, the first ferrule adapted to hold a first set of optical fibers with ends of the first set of optical fibers terminating at the first mating face of the first ferrule, the first ferrule including at least one flexible pin defining an axial dimension and a radial dimension perpendicular to the axial dimension and extending from the first mating face outwardly and in a first direction away from the first mating face of the first ferrule, the at least one flexible pin including a latch portion releasably engageable with a shoulder of a bore defined by the first fiber optic connector, the latch portion being radially compressible about a void disposed within the flexible pin, the void being at least partially radially aligned with the latch portion; and
a second fiber optic connector including a second ferrule with a second mating face, the second ferrule adapted to hold a second set of optical fibers with ends of the second set of optical fibers terminating at the second mating face of the second ferrule, the second ferrule including at least one pin hole adapted to receive the flexible pin of the first ferrule of the first fiber optic connector;
wherein insertion of the flexible pin of the first ferrule into the pin hole of the second ferrule aligns the first ferrule and the second ferrule with respect to each other and thereby is adapted to align the ends of the first set of optical fibers with the ends of the second set of optical fibers; and
wherein the first mating face of the first ferrule may deviate from a design of the first ferrule by a tolerance of the first ferrule, wherein the second mating face of the second ferrule may deviate from a design of the second ferrule by a tolerance of the second ferrule, and wherein the at least one flexible pin is adapted to flex to accommodate the tolerances of the first and the second ferrules when the first and the second mating faces are mated together.

US Pat. No. 10,215,925

SYSTEMS AND METHODS FOR RESONANCE STABILIZATION OF MICRORING RESONATOR

MCMASTER UNIVERSITY, Ham...

1. A method of stabilizing the resonance properties of an optical microring modulator, wherein the optical microring modulator is evanescently coupled to a bus waveguide, the method comprising:applying a time-dependent reverse bias to a p-n junction formed in the optical microring modulator to modulate input optical power provided to the bus waveguide;
detecting, across the p-n junction of the optical microring modulator, a photocurrent responsively generated due to optical absorption; and
employing the photocurrent as a feedback parameter to thermally stabilize the resonance properties of the optical microring modulator;
wherein the input optical power provided to the bus waveguide is sufficiently low such that a linear contribution to the dependence of photocurrent on input optical power exceeds a quadratic contribution.

US Pat. No. 10,215,924

OPTICAL INTERCONNECT WITH HIGH ALIGNMENT TOLERANCE

IMEC VZW, Leuven (BE)

1. An optical system for obtaining radiation coupling between two waveguides positioned in a non-coplanar configuration, the optical system comprising:a first waveguide positioned in a first plane; and
a second waveguide positioned in a second plane, wherein the first waveguide is stacked over the second waveguide at a distance adapted to allow evanescent coupling between the first waveguide and the second waveguide, wherein the first waveguide and the second waveguide have a spiral shape, and wherein the first waveguide and the second waveguide are configured such that the coupling is at least partly tolerant to relative translation or rotation of the first waveguide and the second waveguide with respect to each other.

US Pat. No. 10,215,923

NANOPOSITIONER AND METHOD OF MAKING

Okinawa Institute of Scie...

1. A method of fabricating a nanopositioner environment, comprising:attaching a weight to the bottom of a predetermined length of a first fiber;
a CO2 laser side-heating the first fiber, where the CO2 laser is located perpendicular to a central axis of the first fiber;
applying side-heat to the first fiber, thereby deforming a core of the first fiber;
warping the core in such a way that the core is shifted to one side of the first fiber;
focusing a beam to a spot size smaller than a diameter of the first fiber;
adjusting the position of the CO2 laser such that the heating occurs predominantly on one side of the first fiber;
inducing an asymmetry by reducing the spot size;
pulsing the laser power in order to mimic an etching-like process via ablation; thereby
carving the asymmetry out of the first fiber thereby creating an asymmetric stem;
obtaining a predetermined geometry in the asymmetric stem suitable for preventing laser light from passing unimpeded through the first fiber;
melting a tip of the first fiber such that the melted tip of the asymmetric stem assumes a spherical morphology thereby forming a microsphere.

US Pat. No. 10,215,922

OPTICAL FIBER CLEAVING DEVICE

Nyfors Teknologi AB, Sto...

1. An optical fiber cleaving device (1) comprisinga frame (2) provided with cleaving means (3) for cleaving an optical fiber (4) therewith,
first (5) and second (6) fiber clamping arrangements configured to hold a fiber (4) to be cleaved on opposite sides of the fiber cleaving means (3) during cleaving of the fiber (4),
first securing means (7) configured to removably secure said first clamping arrangement (5), to the frame (2), and
second securing means (8, 8?) configured to removably secure said second clamping arrangement (6) to the frame (2), wherein
the second clamping arrangement (6) is mounted on a surface of the frame (2) and comprises two separate clamping members (9, 10) configured to hold the fiber (4) in a clamping direction perpendicular to an axis of the fiber (4) and the surface of the frame (2) on which said second clamping arrangement (6) is mounted,
said two separate clamping members (9, 10) are provided with plane surfaces (11, 12) facing each other, at least part of said members (9, 10) being movable with respect to each other between at least a first closed clamping position enabling securing of a fiber (4) therebetween and a second open position allowing a fiber (4) to be inserted in or removed from the second clamping arrangement (6),
one (10) of said members (9, 10) has an element (17)provided with said plane surface (12) of that member (10) and movably arranged with respect to a body (18) of that member (10) to assume, in said closed clamping position, a position in which the plane surface (12) thereof extends in parallel with the plane surface (11) of the other said member (9), and
said element (17) is rotatably arranged with respect to a body (18) of that member (10) about an axis (19) in parallel with said plane surface (12) and perpendicular to the surface of the frame (2), said members (9, 10) being configured to hold a fiber (4) extending between said parallel plane surfaces (11, 12) in said closed position of said second clamping arrangement (6).

US Pat. No. 10,215,921

METHOD AND STRUCTURE PROVIDING OPTICAL ISOLATION OF A WAVEGUIDE ON A SILICON-ON-INSULATOR SUBSTRATE

Micron Technology, Inc., ...

1. An integrated structure comprising:a first semiconductor substrate having a shallow trench isolation region formed therein, the trench of the isolation region being filled with a dielectric material having a first index of refraction, wherein the dielectric material comprises silicon dioxide; and
a second substrate attached to the first substrate and including a dielectric material facing the first substrate and a waveguide formed of a semiconductor material over the dielectric material, the waveguide being formed of a material having a second index of refraction greater than the first index of refraction and being located over the shallow trench isolation region.

US Pat. No. 10,215,920

INTEGRATED ON-CHIP POLARIZER

Elenion Technologies, LLC...

1. A photonic integrated circuit (PIC) chip comprising:a substrate; and
an optical waveguide interconnect disposed upon the substrate to provide an optical connection between a first optical device and a second optical device, the optical waveguide interconnect comprising one or more integrated on-chip optical polarizers, each said optical polarizer configured to suppress light propagating in the optical waveguide interconnect in a second mode while passing through light in a first mode, so as to reduce mode crosstalk downstream from the one or more integrated on-chip polarizers;
wherein each optical polarizer comprises:
a mode converter comprising one or more parameters or characteristics that vary in the direction of light propagation for converting the second mode to a third mode with a lower effective refractive index than the first mode; and
a mode squeezer comprising a waveguiding property that progressively weakens in the direction of light propagation, thereby lessening optical confinement of the third mode.

US Pat. No. 10,215,919

OPTICAL COUPLING ARRANGEMENT

Huawei Technologies Co., ...

1. An optical coupling arrangement, comprising:a lightwave circuit;
a coupling element; and
an optical waveguide element;
wherein the lightwave circuit has a first surface area;
wherein the coupling element is attached to the first surface area such that an optical signal can be transmitted from the lightwave circuit to the coupling element;
wherein the optical waveguide element is attached to the coupling element at a first junction zone such that the optical signal can be transmitted from the coupling element to the optical waveguide element;
wherein the coupling element is configured to perform mode transformation for the optical signal transmitted from the lightwave circuit to the optical waveguide element such that adiabatic coupling of the optical signal to the optical waveguide element is enabled;
wherein the coupling element is a glass block used as a mode converter between the lightwave circuit and the optical waveguide element.