46th week of 2021 patent applcation highlights part 39 |
Patent application number | Title | Published |
20210356644 | ILLUMINATING DEVICE AND INPUT DEVICE - An illuminating device including a circuit board, a first light emitting member, a housing, a transparent support member, a light diffusing member, and a light guide member is provided. The first light emitting member is disposed on the top surface of the circuit board to emit light. The housing is disposed to cover the circuit board from above, and has a symbol configured to be illuminated by the light. The support member is disposed under the housing. A first surface of the support member is shaped to conform to the bottom surface of the housing and a second surface of the support member is flat. The light diffusing member has a side surface that receives the light, is fixed to the second surface of the support member, and diffuses the light toward the symbol. The light guide member guides the light to the side surface of the light diffusing member. | 2021-11-18 |
20210356645 | Light Guide for an Electronic Display and Electronic Display Comprising Said Light Guide - An integral light guide for an electronic display includes a top surface, a bottom surface, and a body extending between the top surface and the bottom surface. The body includes a prism section and a microstructure section, the prism section is arranged adjacent to the top surface, the microstructure section is arranged adjacent to the bottom surface. The prism section includes a prism pattern enclosed within the body. | 2021-11-18 |
20210356646 | OPTICAL WAVEGUIDE ELEMENT AND CONTROL METHOD THEREOF, BACKLIGHT MODULE AND DISPLAY DEVICE - An optical waveguide element and control method thereof, a backlight module and a display device. The optical waveguide element includes a cavity, a light incident surface and a light emergent surface, light entering the cavity from the light incident surface is configured to propagate and be totally reflected in the cavity; and a reflector array, located in the cavity and configured to be controllable to cause at least a part of the light incident on the reflector array to be reflected out of the light emergent surface or to continue being totally reflected at the light emergent surface. | 2021-11-18 |
20210356647 | BACKLIGHT MODULE AND DISPLAY DEVICE - A backlight module and a display device are provided. The backlight module includes a polarizing light guide plate configured to convert incident light into first polarized light and second polarized light, a polarization direction of the first polarized light being perpendicular to a polarization direction of the second polarized light. | 2021-11-18 |
20210356648 | LED COUPLER FOR LIGHT REFLECTION AND LEAKAGE PREVENTION - A vehicle lighting device including a light source configured to emit diverging light a fiber bundle including a plurality of optical fibers bundled into a cross sectional shape configured to be optically coupled to the light source; and a coupling device configured to optically couple the light source to the fiber bundle, the coupling device including a reflecting portion configured to reflect the diverging light toward the optical fiber bundle and a blocking portion configured to block light from bleeding from the assembly. | 2021-11-18 |
20210356649 | LIGHT EMITTING DIODE AND BACKLIGHT MODULE USING SAME - A light emitting diode is provided. The light emitting diode includes a substrate, a first semiconductor layer disposed on the substrate, a light emitting layer disposed on a first portion of the first semiconductor layer, a second semiconductor layer disposed on the light emitting layer, a first electrode disposed on a second portion of the first semiconductor layer, the first portion and the second portion not overlapping, a second electrode disposed on the second semiconductor layer. Thickness of the first electrode is greater than thickness of the second electrode. A backlight module including the light emitting diode is further provided. | 2021-11-18 |
20210356650 | BACKLIGHT MODULE AND DISPLAY DEVICE - The present application provides a backlight module and a display device, wherein mini light-emitting diode (mini-LED) chips disposed on a substrate for light emission, the mini-LED chips being spaced apart from each other and comprising a first LED chip for emitting red light, a second LED chip for emitting green light, a third LED chip for emitting blue light, and a fourth LED chip for emitting yellow light; and wherein a sealant is transparent and disposed on the substrate and covering the mini-LED chips for package; and an optical film structure disposed on the sealant. | 2021-11-18 |
20210356651 | BACKLIGHT MODULE - A backlight module. Heat sinks fill gaps between the light sources and the reflective sheet, which greatly improves the heat dissipation efficiency. Current backlight module has no space for a heat sink due to the limitation of the structure space. The invention provides a heat dissipation performance of the backlight module by optimizing to find a relatively unique position to place the heat dissipation material. The invention can effectively and quickly dissipate heat of a light emitting diode (LED) lamp to avoid problems such as reliability analysis (RA) test fluctuations. | 2021-11-18 |
20210356652 | DISPLAY DEVICE - Provided is a display device. The display device includes a display panel, a light guide plate disposed behind the display panel, a light source module configured to emit light toward the light guide plate, a mounting housing on which the light source module is mounted, the mounting housing being made of a metal material, a back cover configured to cover the mounting housing from a rear side, a lower cover bent forward from a lower end of the back cover to cover the mounting housing from a lower side, a guide frame configured to surround a circumference of the display panel and cover the lower cover, a decor panel including a lower panel configured to cover the guide frame from a lower side and a front panel extending upward from a front end of the lower panel, a screw coupled to the lower cover by sequentially passing through the lower panel and the guide frame, and a heat insulating member disposed between a head of the screw and the lower panel. | 2021-11-18 |
20210356653 | Backlight Unit, Method for Manufacturing the Same and Display Device - A backlight unit, a display device, and a method for manufacturing a backlight unit are provided. The backlight unit includes a light guide plate including a main body and a first protrusion portion protruding from a side of the main body; a plastic frame provided at a periphery of the side of the light guide plate, wherein a side of the plastic frame proximal to the light guide plate has an engaging groove provided thereat, and the first protrusion portion of the light guide plate protrudes towards the plastic frame and is engaged in the engaging groove; and a light shielding structure provided on a light exit surface of the first protrusion portion, wherein an orthographic projection of the light shielding structure on the light exit surface of the first protrusion portion partially covers the light exit surface of the first protrusion portion. | 2021-11-18 |
20210356654 | TAPERED SCANNING FIBER WITH POLARIZATION MAINTAINING ELEMENTS - A method of forming a tapered tip of a polarization-maintaining (PM) fiber includes inserting a tip of the PM fiber into a first etchant solution characterized by a first etching rate for the core of the PM fiber and a second etching rate for the stress members of the PM fiber, the second etching rate being lower than the first etching rate, withdrawing the tip of the PM fiber from the first etchant solution at a withdrawal rate, immersing the tip of the PM fiber in a second etchant solution for a time duration. The second etchant solution is characterized by a third etching rate for the core and a fourth etching rate for the stress members, the fourth etching rate being greater than the third etching rate. The method further includes withdrawing the tip of the PM fiber from the second etchant solution. | 2021-11-18 |
20210356655 | SINGLE MODE OPTICAL FIBERS WITH LOW CUTOFF WAVELENGTH HIGH MECHANICAL RELIABILITY - The optical fibers disclosed is a single mode optical fiber having a core region and a cladding region surrounding and directly adjacent to the core region. The core region can have a radius r | 2021-11-18 |
20210356656 | HOLLOW-CORE PHOTONIC CRYSTAL FIBER AND METHOD OF MANUFACTURING THEREOF - A hollow-core photonic crystal fiber (HC-PCF) ( | 2021-11-18 |
20210356657 | OPTICAL FIBER - An optical fiber includes: a core portion made of glass; a cladding portion that is located on an outer periphery of the core portion and that is made of glass having a lower refractive index than a refractive index of the core portion; and a coating portion that covers an outer periphery of the cladding portion. Further, an average value of a relative refractive-index difference of a center core of the core portion is 0.1 to 0.5%, a fiber diameter including the coating portion is equal to or smaller than 220 μm, an effective cutoff wavelength is longer than 1260 nm and smaller than 1530 nm, and a mode field diameter of light at 1550 nm is equal to or larger than 9 μm. | 2021-11-18 |
20210356658 | SILICON CARBIDE AND NITRIDE STRUCTURES ON A SUBSTRATE - A semiconductor structure comprises a substrate; an oxide layer on the substrate; a set of group III nitride layers on the oxide layer; and a set of silicon carbide layers located on the set of group III nitride layers. | 2021-11-18 |
20210356659 | REDUCED DIAMETER SINGLE MODE OPTICAL FIBERS WITH HIGH MECHANICAL RELIABILITY - The optical fibers disclosed is a single mode optical fiber comprising a core region and a cladding region surrounding and directly adjacent to the core region. The core region can have a radius r | 2021-11-18 |
20210356660 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes a first insulating film, a first optical waveguide and a second optical waveguide. The first insulating film has a first surface and a second surface opposite to the first surface. The first optical waveguide is formed on the first surface of the first insulating film. The second optical waveguide is formed on the second surface of the first insulating film. The second optical waveguide, in plan view, overlaps with an end portion of the first optical waveguide without overlapping with another end portion of the first optical waveguide. | 2021-11-18 |
20210356661 | REDUCED DIAMETER MULTI MODE OPTICAL FIBERS WITH HIGH MECHANICAL RELIABILITY - A disclosed multimode optical fiber comprises a core and a cladding surrounding the core. The core has an outer radius r | 2021-11-18 |
20210356662 | EMBEDDING LEDS WITH WAVEGUIDES - A microLED may be used to generate light for intra-chip or inter-chip communications. The microLED, or an active layer of the microLED, may be embedded in a waveguide. The waveguide may include a lens. | 2021-11-18 |
20210356663 | HYBRID INTEGRATION PROCESS AND DEVICES - A device coupon for use in a hybrid integration process with a silicon platform. The device coupon comprises: an input waveguide, including an input facet; an active waveguide, coupled to the input waveguide, the active waveguide including a III-V semiconductor based electro-optical device; and an output waveguide, configured to couple light between the active waveguide and an output facet. The input waveguide and output waveguide are passive waveguides. | 2021-11-18 |
20210356664 | OPTICAL WAVEGUIDE TUNING ELEMENT - A tunable element for an optical waveguide device, such as an Optical Phased Array (OPA), is described. Tunable element comprises three waveguide sections arranged such that light propagates through the first waveguide section, then through the second waveguide section and then through the third waveguide section, with light being either evanescently or directly coupled from one waveguide section to the next. The tunable element further comprises one or more resistive heating pad formed proximate to the second waveguide section. The first and third waveguide sections are formed from a first material and the second waveguide section is formed from a second, different material and the second material is more thermo-optically sensitive than the first material. | 2021-11-18 |
20210356665 | Wavelength Checker - An arrayed waveguide, an input-side slab waveguide, an output-side slab waveguide, an input waveguide, and an output waveguide are included. Provided are a groove formed to extend in a direction crossing a plurality of the output waveguides, and an optical conversion unit made of a conversion material that converts near-infrared light to visible light, the groove being filled with the optical conversion unit. The conversion material is, for example, a phosphor or fluorescent substance that converts near-infrared light to visible light. | 2021-11-18 |
20210356666 | FLEXIBLE CERAMIC WAVEGUIDES FOR TERAHERTZ APPLICATIONS AND USE AS ON-BOARD INTERCONNECTS - A terahertz (THz) waveguide and method for production allows for THz waveguides to be used in or on a printed circuit board (PCB) such that the propagation of THz waves require less power, result in less signal loss due to radiation or dispersion, and propagate more efficiently. Additionally, the position and/or geometry of a waveguide, as well as any additional antenna or coupling element, may be adjusted on or in the PCB such that the electromagnetic field of the waveguide may more efficiently couple with the electromagnetic field of the PCB. | 2021-11-18 |
20210356667 | OPTICAL FIBRE CLEAVING TOOL - A cleaving tool is provided for cleaving ribbon fibres with two or more optical fibres. The cleaving tool has a cutting assembly, and a clamping means with a datum plane and at least one clamping portion. The clamping means is configured to clamp two or more of the optical fibres against the datum plane; and the clamping means is configured to apply an equal clamping force to each of the optical fibres within the ribbon fibre. | 2021-11-18 |
20210356668 | OPTICAL CABLE FIXTURE, FIBER OPTIC CONNECTOR, AND FIBER OPTIC CONNECTOR MANUFACTURING METHOD - An optical cable fixture includes a base and a cover. The base defines a receiving groove penetrating opposite sides of the base. The receiving groove includes a first receiving portion and a second receiving portion. The first receiving portion receives an optical cable. The second receiving portion receives first optical fibers extending from the optical cable. The cover covers the base and fixes the optical cable and the first optical fibers. | 2021-11-18 |
20210356669 | Optical Connection Structure and Method for Forming Same - A first optical waveguide layer and a second optical waveguide layer are optically connected by a resin optical waveguide composed of a resin core composed of a light-transmitting resin and a cladding composed of air surrounding the resin core. A hollow outer wall structure that houses the resin optical waveguide is provided. An enclosed space is provided inside the outer wall structure. The outer wall structure is disposed to bridge the gap between the first optical device and the second optical device. | 2021-11-18 |
20210356670 | METHOD AND SYSTEM FOR INTEGRATION OF REFRACTIVE OPTICS WITH A DIFFRACTIVE EYEPIECE WAVEGUIDE DISPLAY - An eyepiece waveguide includes a set of waveguide layers having a world side and a user side. The eyepiece waveguide also includes a first cover plate having a first optical power and disposed adjacent the world side of the set of waveguide layers and a second cover plate having a second optical power and disposed adjacent the user side of the set of waveguide layers. | 2021-11-18 |
20210356671 | BEAM COMBINER FOR HIGH-POWER SIGNAL, AND MANUFACTURING METHOD FOR SAME - A beam combiner includes: a plurality of input optical fibers, a beam combination optical fiber and an output optical fiber; the input optical fiber includes an input fiber core and an optical fiber input cladding layer wrapping an outer wall of the input fiber core, the output optical fiber includes an output fiber core and an optical fiber output cladding layer wrapping an outer wall of the output fiber core, a cross section of the optical fiber input cladding layer is fan-shaped or hexagonal and is provided with a groove and/or a protrusion along an axial direction, the plurality of input optical fibers are nested with each other to form the beam combination optical fiber, fiber cores in the beam combination optical fiber are all connected to the output fiber core, and a beam combination cladding layer of the beam combination optical fiber is connected to the output fiber core. | 2021-11-18 |
20210356672 | CONTROLLABLE DIAMOND WAVEGUIDE TUNER - An example device in accordance with an aspect of the present disclosure includes a diamond waveguide disposed on a substrate. The substrate includes a dielectric material. A tuner is to extend from the substrate, and is disposed at least in part over the waveguide. The tuner includes a tuner electrode to control a variable distance between the tuner and the waveguide to vary an effective refractive index of the waveguide. | 2021-11-18 |
20210356673 | ACTIVE OPTICAL SWITCH SYSTEM WITH ANTI-WETTING COATING - An optical switch includes a substrate with a waveguide-coupling area and a fluid channel with an anti-wetting layer on a first surface. First and second fluids are on the anti-wetting layer in the fluid channel and at least one fluid is selectively movable relative to the waveguide-fluid coupling area. A fluidic driving mechanism has at least one electrode positioned to apply an electric field to at least one of the fluids in the fluid channel and is capable of moving at least one of the fluids in the fluid channel. The anti-wetting layer has an alkyl silane coating, which includes alkyl silane molecules covalently bonded to the first surface of the fluid channel. | 2021-11-18 |
20210356674 | M.times.N WAVELENGTH SELECTIVE SWITCH WITH COMPRESSED PORT SPACING - An M×N wavelength selective switch (WSS), may comprise a common port fiber array unit (FAU) configured to emit optical beams with a lateral offset and a beam steering device configured to direct optical beams with an angular offset to add/drop port optical fibers of an add/drop port FAU. The common port FAU may comprise a first set of common port optical fibers arranged in a first column of the common port FAU and a second set of common port optical fibers arranged in a second column of the common port FAU. The second column of the common port FAU may be laterally offset from the first column of the common port FAU. The beam steering device may be configured to selectively direct, in two dimensions, the optical beams with the angular offset to the add/drop port optical fibers. | 2021-11-18 |
20210356675 | METHOD FOR MANUFACTURING FAN-IN FAN-OUT DEVICE AND FAN-IN FAN-OUT DEVICE - A method for manufacturing a fan-in-fan-out device which does not require processing of a small-diameter hole and improves work efficiency of installation of an optical fiber, includes: arranging a first holding member in a hole of a second holding member, the hole being larger than an outer diameter of the first holding member, and holding a plurality of optical fibers between the first holding member and the second holding member respectively along a plurality of grooves formed on an outer periphery of the first holding member or an inner periphery of the hole of the second holding member; heating and integrally melting the arranged first holding member, the plurality of held optical fibers, and the second holding member in a portion including an axial end portion of the second holding member; and drawing the melted portion. | 2021-11-18 |
20210356676 | OPTICAL FIBER ALIGNMENT DEVICE WITH SELF-HEALING REFRACTIVE INDEX-MATCHING GEL - A fiber alignment device is provided that includes a curable refractive index-matching gel that exhibits self-cleaning and self-healing characteristics upon multiple cycles of insertion and removal of an optical fiber. | 2021-11-18 |
20210356677 | FIBER OPTIC CONNECTOR - A connector including two connector portions each including a ferrule and a latch, each latch including a distal end, and a proximal end, wherein the latch is pivotable about an intermediate connection portion; and a boot mounted to the connector portions, the boot movable longitudinally relative to the connector portions, wherein the boot causes the distal ends of the latch to pivot toward the ferrule of each connector portion as the boot is moved away from the connector portions. Front housings of the connector portions can each be rotated about the longitudinal axis of the ferrule without rotating the ferrule or the boot, to change the polarity of the two connector portions. The spacing between the two ferrules is adjustable. A holder holds the connector portions, the holder including side slots, the connector portions mounted to the holder by moving laterally to the side slots. The holder defines an area for receipt of a fiber optic cable when the ferrule is pushed in a direction toward the boot. | 2021-11-18 |
20210356678 | HARDENED OPTICAL POWER CONNECTION SYSTEM - The present disclosure relates to a hardened power and optical connection system for use with hybrid cables. The hardened power and optical connection system includes electrical pin and socket contacts for providing power connections, and ferrules for providing optical connections. The hardened power and optical connection system has an integrated fiber alignment provided through a mating relationship between a plug and a socket. | 2021-11-18 |
20210356679 | MULTIPORTS AND OTHER DEVICES HAVING CONNECTION PORTS WITH SECURING FEATURES AND METHODS OF MAKING THE SAME - Devices such as multiports comprising connection ports with associated securing features and methods for making the same are disclosed. In one embodiment, the device comprises a shell, at least one connection port, at least one securing feature passageway, and at least one securing feature. The at least one connection port is disposed on the multiport with the at least one connection port comprising an optical connector opening extending from an outer surface of the multiport to a cavity of the multiport and defining a connection port passageway. The at least one securing feature is associated with the connection port passageway, and the at least one securing feature is disposed within a portion of the at least one securing feature passageway. | 2021-11-18 |
20210356680 | CARBON SEQUESTRATION METHODS AND SYSTEMS - Methods of sequestering carbon dioxide (CO | 2021-11-18 |
20210356681 | Intelligent Panel System - An optical system includes a connector, an optical filter, an optical receiving device, an optical transmission device, and a central processing and transmission unit. The connector is configured for routing optical signals. The optical filter is configured for routing optical signals to and from the connector. The optical receiving device is configured for receiving optical signals routed from the optical filter via the connector. The optical transmission device is configured for generating the optical signals routed from the optical filter via the connector. The central processing and transmission unit is in electrical communication with the optical receiving device. The central processing and transmission unit is configured for transmitting radio or electrical signals carrying data relating either to the optical signals received by the optical receiving device and routed from the optical filter or to determined optical and optical path characteristics based on the optical signals routed from the optical filter. | 2021-11-18 |
20210356682 | HYBRID MULTI-LAYERED OPTICAL FLEXIBLE PRINTED CIRCUIT DEVICE AND MANUFACTURING METHOD THEREOF - A hybrid multi-layered optical flexible printed circuit device, comprising: an optical flexible substrate including a first open window and a second open window with a first, a second surfaces opposite to each other; an intrinsic film including a first bonding region aligned with the first open window and a second bonding region aligned with the second open window formed on the first surface; an optical waveguide film including a first notch with a first slant surface aligned with the first bonding region, and a second notch with a second slant surface aligned with the second bonding region formed on the second surface and encompassed the first open window and the second open window; a first flexible printed circuit board formed on the optical waveguide film; and a first optoelectronic device and a second optoelectronic device mounted in the first bonding region and the second bonding region of the intrinsic film. | 2021-11-18 |
20210356683 | OPTICAL MODULE - An optical module includes a shell, a circuit board, a light source, and a silicon optical chip. The circuit board is located in the shell, a hollow portion is provided in the circuit board, and the hollow portion penetrates the circuit board. The light source includes at least one laser assembly, and the at least one laser assembly is mounted on the shell and is located in the hollow portion, and the at least one laser assembly is electrically connected to the circuit board. The silicon optical chip is mounted on the shell and is located in the hollow portion. The silicon optical chip is electrically connected to the circuit board and is connected to the light source. | 2021-11-18 |
20210356684 | WAFER-LEVEL TESTING OF LASERS ATTACHED TO PHOTONICS CHIPS - Structures for a photonics chip, testing methods for a photonics chip, and methods of forming a structure for a photonics chip. A photonics chip includes a first waveguide, a second waveguide, an optical tap coupling the first waveguide to the second waveguide, and a photodetector coupled to the second waveguide. A laser is attached to the photonics chip. The laser is configured to generate laser light directed by the first waveguide to the optical tap. | 2021-11-18 |
20210356685 | MULTILAYER DROP CABLE WITH OPTICAL FIBER - Embodiments of the disclosure relate to an optical fiber cable. The optical fiber cable includes a cable jacket having an inner surface and an outer surface in which the inner surface defines a central bore along a longitudinal axis of the optical fiber cable and the outer surface defines the outermost extent of the cable. One or more embodiments of the cables described herein have improved bending characteristics and performances, respond positively to thermal cycling tests, provide improved anti-buckling characteristics, and have a reduced production cost compared to other known cables. | 2021-11-18 |
20210356686 | UNIVERSAL MOUNTING MECHANISM FOR MOUNTING A TELECOMMUNICATIONS CHASSIS TO A TELECOMMUNICATIONS FIXTURE - A universal mounting mechanism for mounting a telecommunications chassis to a telecommunications fixture includes a mounting bracket defining a rear portion for mounting to the fixture and a front portion for slidably receiving the chassis, the front portion including a latch opening. A locking spring is configured for mounting to the chassis, the spring configured to flex laterally to snap in to the latch opening. A release handle is configured to be slidably mounted to the chassis, the release handle defining a deflection tab for moving the locking spring out of the latch opening when the handle is slid rearward to forward. A cover is configured to be mounted to the chassis, the cover defining a deflection ramp for interacting with the deflection tab of the handle to move the deflection tab laterally to contact the spring when the release handle is slid. | 2021-11-18 |
20210356687 | OPTICAL TERMINATION ENCLOSURE WITH RUGGEDIZED SELF-SUPPORTING TETHERS - The present disclosure relates to enclosures such as optical termination enclosures for telecommunications networks. The enclosures can include housings for accommodating fiber pass-through cables and drop cables. In one example, the enclosure can include tethers having ruggedized fiber opt connectors for coupling to the drop cables or any other cable. The present disclosure also relates to a tether assembly that can include an overmold that anchors strength members to a cable jacket of the tether assembly. | 2021-11-18 |
20210356688 | HIGH DENSITY AND BANDWIDTH FIBER OPTIC APPARATUSES AND RELATED EQUIPMENT AND METHODS - High-connection density and bandwidth fiber optic apparatuses and related equipment and methods are disclosed. In certain embodiments, fiber optic apparatuses are provided and comprise a chassis defining one or more U space fiber optic equipment units. At least one of the one or more U space fiber optic equipment units may be configured to support particular fiber optic connection densities and bandwidths in a given 1-U space. The fiber optic connection densities and bandwidths may be supported by one or more fiber optic components, including but not limited to fiber optic adapters and fiber optic connectors, including but not limited to simplex, duplex, and other multi-fiber fiber optic components. The fiber optic components may also be disposed in fiber optic modules, fiber optic patch panels, or other types of fiber optic equipment. | 2021-11-18 |
20210356689 | High Density Fiber Enclosure and Method - A high density fiber enclosure system includes a chassis, cassette trays, an optional unification clip, cassettes, and an optional trunk cable management system. The chassis, cassette trays, and cassettes are configured such that individual cassettes may be installed, removed, and otherwise positioned for easy access by a user. The unification clip allows two adjacent cassette trays to be connected to one other such that cassette trays move as one unit. The trunk cable management system is designed to organize trunk cables and trunk cable furcation legs as well as relieve strain on the trunk cables and trunk cable furcation legs. | 2021-11-18 |
20210356690 | CABLE SEALING MODULE - A sealed structure (e.g., sealing module, sealing projection, etc.) transitions the direction of one or more cables passing through the structure. Sealant (e.g., a gel block) is disposed within the structure to seal one or more cables extending along a transition path within the sealed structure. Ducts and/or cables may be anchored to the sealed structure. The sealed structure may be mechanically secured to a closure at a selected rotational orientation. | 2021-11-18 |
20210356691 | ELASTIC ELEMENT, FOCUSING DEVICE AND CAMERA MODULE - The invention discloses an elastic element, a focusing device and a camera module. The elastic element is used in the focusing device, and is of an annular structure made of an elastic material, the inner side of the elastic element is fixedly connected with a movable assembly of the focusing device, and the outer side of the elastic element is fixedly connected with a fixed assembly of the focusing device. The elastic element has the advantages of low requirements for manufacturing precision, high yield of products, long fatigue life, simplicity in assembling, good reliability and airtightness, and the like. | 2021-11-18 |
20210356692 | LENS DRIVING DEVICE - Provided is a lens driving device. The lens driving device includes a housing, a base assembly, and a lens holder. The base assembly forms an accommodation space with the housing, the lens holder is suspended in the accommodation space, and the electromagnetic driving assembly is located at a side of the lens holder and is configured to drive the lens holder to move along a horizontal direction and a vertical direction. The electromagnetic driving assembly includes a magnetic steel structure and a coil structure vertically opposite to the magnetic steel structure, one of the magnetic steel structure and the coil structure is disposed on the housing or the base assembly, and the other one of the magnetic steel structure and the coil structure is disposed on the lens holder. | 2021-11-18 |
20210356693 | INTERCHANGEABLE LENS, IMAGE PROJECTION APPARATUS AND IMAGING APPARATUS - The present embodiment discloses an interchangeable lens that can be detachably attached to an apparatus body having an image forming surface on which an image is formed, and the interchangeable lens has a magnification conjugate point on a magnification side and a reduction conjugate point on a reduction side. The interchangeable lens includes a focus lens group that can move along an optical axis to adjust a focus at the magnification conjugate point and a flange back distance correction lens group that can move along the optical axis to correct an error in a flange back distance of the interchangeable lens with respect to the image forming surface. | 2021-11-18 |
20210356694 | IMAGING OPTICAL SYSTEM, LENS UNIT, AND IMAGING DEVICE - An imaging optical system includes, in order from an object side: a meniscus first lens an object-side surface of which is convex and that has negative refractive power; a stop; a second lens that has positive refractive power; and a biconcave third lens. The imaging optical system satisfies Expression (1): 0.102021-11-18 | |
20210356695 | WIDE-FIELD IMAGING LENS AND OPTICAL IMAGE CAPTURING DEVICE FOR ELECTRONIC MOBILE DEVICES - A wide-field imaging lens and an optical image capturing device for an electronic mobile device are provided. In the wide-field imaging lens, an aperture stop, a first lens element, a second lens element, a third lens element, a fourth lens element, and a fifth lens element may be sequentially located and optically coupled. A surface of each of the first lens element to the fifth lens element may be an aspheric surface. | 2021-11-18 |
20210356696 | IMAGING LENS - There is provided an imaging lens with excellent optical characteristics which satisfies demand of low-profileness and low F-number. An imaging lens comprises, in order from an object side to an image side, a first lens with positive refractive power having an object-side surface being convex in a paraxial region, a second lens with negative refractive power in a paraxial region, a third lens with negative refractive power in a paraxial region, a fourth lens with positive or negative refractive power having an object-side surface being convex in a paraxial region, a fifth lens with positive or negative refractive power in a paraxial region, and a sixth lens with positive or negative refractive power having an image-side surface being convex in a paraxial region, and predetermined conditional expressions are satisfied. | 2021-11-18 |
20210356697 | Wide-Angle Lens Assembly - A wide-angle lens assembly includes a first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, and tenth lenses. The first and second lenses are meniscus lenses with negative refractive power. The third and seventh lenses are with negative refractive power. The sixth and tenth lenses are with positive refractive power. The fourth lens is a meniscus lens with positive refractive power. The fifth lens includes a convex surface facing an object side. The eighth lens includes a convex surface facing the object side. The ninth lens includes a concave surface facing the object side and a convex surface facing an image side. The first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, and tenth lenses are arranged in order from the object side to the image side along an optical axis. | 2021-11-18 |
20210356698 | Optical Imaging Lens Assembly - The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens with refractive power respectively, wherein TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens assembly on the optical axis, and ImgH is a half of a diagonal length of an effective pixel region of the optical imaging lens assembly, TTL and ImgH meet TTL/ImgH≤1.2; a total effective focal length f of the optical imaging lens assembly and an entrance pupil diameter (EPD) of the optical imaging lens assembly meet f/EPD≤1.8; Semi-FOV is a half of a maximum Field of view (FOV) of the optical imaging lens assembly, Semi-FOV and f meet f×tan(Semi-FOV)>4.6 mm. | 2021-11-18 |
20210356699 | PHOTOGRAPHING LENS ASSEMBLY, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE - A photographing lens assembly includes eight lens elements which are, 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, a sixth lens element, a seventh lens element and an eighth lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The sixth lens element has an image-side surface being concave in a paraxial region thereof. The seventh lens element has an image-side surface being concave in a paraxial region thereof. The eighth lens element with negative refractive power has an image-side surface being concave in a paraxial region thereof, and the image-side surface of the eighth lens element has at least one critical point in an off-axis region thereof. | 2021-11-18 |
20210356700 | IMAGING LENS - There is provided an imaging lens with excellent optical characteristics which satisfies demand of wide field of view, low profile and low F-number. An imaging lens comprises, in order from an object side to an image side, a first lens with positive or negative refractive power in a paraxial region, a second lens with positive or negative refractive power in a paraxial region, a third lens with positive refractive power in a paraxial region, a fourth lens with negative refractive power in a paraxial region, a fifth lens with positive refractive power in a paraxial region, a sixth lens with positive refractive power in a paraxial region, and a seventh lens with negative refractive power. | 2021-11-18 |
20210356701 | IMAGING LENS - An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having negative refractive power; a fourth lens having positive refractive power; a fifth lens; a sixth lens; a seventh lens; an eighth lens; and a ninth lens having negative refractive power, arranged in this order from an object side to an image plane side. The ninth lens is formed in a shape so that a surface thereof on the image plane side has an aspherical shape having an inflection point. | 2021-11-18 |
20210356702 | IMAGING LENS - An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having negative refractive power; a fourth lens having negative refractive power; a fifth lens; a sixth lens; a seventh lens; an eighth lens; and a ninth lens having negative refractive power, arranged in this order from an object side to an image plane side. The ninth lens is formed in a shape so that a surface thereof on the image plane side has an aspherical shape having an inflection point. | 2021-11-18 |
20210356703 | MINIATURE TELEPHOTO LENS MODULE AND A CAMERA UTILIZING SUCH A LENS MODULE - The presently disclosed subject matter includes a mobile electronic comprising an integrated camera, comprising a Wide camera unit comprising a Wide lens unit, and a Telephoto camera unit comprising a telephoto lens unit, the telephoto lens unit and the wide lens unit having respectively TTL/EFL ratios smaller and larger than 1 and defining separate telephoto and wide optical paths. | 2021-11-18 |
20210356704 | MINIATURE TELEPHOTO LENS MODULE AND A CAMERA UTILIZING SUCH A LENS MODULE - The presently disclosed subject matter includes a mobile electronic comprising an integrated camera, comprising a Wide camera unit comprising a Wide lens unit, and a Telephoto camera unit comprising a telephoto lens unit, the telephoto lens unit and the wide lens unit having respectively TTL/EFL ratios smaller and larger than 1 and defining separate telephoto and wide optical paths. | 2021-11-18 |
20210356705 | IMAGING LENS, IMAGING APPARATUS, AND ELECTRONIC DEVICE - An imaging lens includes first and second lens groups at object and image sides, respectively, and an aperture between the first and second lens groups. The first lens group includes first and second lenses from the object side to the image side. The second lens group includes third, fourth, fifth, and sixth lenses from the object side to the image side. The fifth lens includes a concave object-side surface and a convex image-side surface, each of which has at least one inflection point. The sixth lens includes a convex object-side surface and a concave image-side surface, each of which has at least one inflection point. The imaging lens satisfies 0.562021-11-18 | |
20210356706 | EXTERNAL LENS FOR MOBILE TERMINAL - An external lens for a mobile terminal includes a first lens group and a second lens group composed of cylindrical lenses arranged from an object side to an image side, the first lens group of light in the X direction The power of the second lens group in the X direction is greater than zero; the power in the Y direction of the external lens is zero. In this way, by using the unique optical characteristics of the cylindrical mirror, the horizontal field of view of the camera of the mobile terminal may be increased and the vertical field of view angle is not changed. | 2021-11-18 |
20210356707 | Lens Assembly - A lens assembly includes a first lens, a second lens, and a third lens. The first lens is with negative refractive power and includes a concave surface facing an image side. The second lens is with positive refractive power and includes a convex surface facing the image side. The third lens is with positive refractive power and includes a convex surface facing an object side. The first lens, the second lens, and the third lens are arranged in order from the object side to the image side along an optical axis. The lens assembly satisfies the following condition: 3.5≤R | 2021-11-18 |
20210356708 | OPTICAL IMAGING LENS ASSEMBLY, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE - An optical imaging lens assembly includes three lens elements which are, in order from an object side to an image side: a first lens element, a second lens element and a third lens element. Each of the three lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The object-side surface of the first lens element is concave in a paraxial region thereof. The object-side surface of the first lens element is aspheric and has at least one inflection point. The object-side surface of the first lens element has at least one critical point in an off-axis region thereof. The optical imaging lens assembly has a total of three lens elements. | 2021-11-18 |
20210356709 | IMAGING LENS AND ELECTRONIC DEVICE - The disclosure provides an imaging lens. The imaging lens includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens with positive refractive power includes a convex object side surface and a concave image side surface. The second lens with negative refractive power includes a convex object side surface and a concave image side surface. The third lens with positive refractive power includes a convex object side surface and a convex image side surface in a paraxial region of the third lens. The fourth lens with a positive refractive power includes a concave object side surface and a convex image side surface. The fifth lens has positive refractive power. The sixth lens with negative refractive power includes a concave object side surface and a concave image side surface in a paraxial region of the sixth lens. | 2021-11-18 |
20210356710 | IMAGING LENS - There is provided an imaging lens with excellent optical characteristics which satisfies demand of low profile and low F-number. An imaging lens comprising in order from an object side to an image side, a first lens with positive refractive power having an object-side surface being convex in a paraxial region, a second lens with negative refractive power in a paraxial region, a third lens with negative refractive power having an object-side surface being convex in a paraxial region, a fourth lens having an object-side surface being convex in a paraxial region, a fifth lens with negative refractive power in a paraxial region, and a sixth lens with positive refractive power having an image-side surface being convex in a paraxial region, and predetermined conditional expressions are satisfied. | 2021-11-18 |
20210356711 | SUBMINIATURE OPTICAL SYSTEM AND PORTABLE DEVICE INCLUDING THE SAME - There are provided a subminiature optical system having a miniature size and capable of obtaining a narrow view angle using only five sheets of lenses, and a portable device having the same. The subminiature optical system includes a first lens convex toward the object side and having positive refractive power, a second lens concave toward an image side and having negative refractive power, a third lens convex toward the object side and having positive refractive power, a fourth lens concave toward the image plane and having negative refractive power, and a fifth lens convex toward the image plane and having negative or positive refractive power, sequentially from an object side. | 2021-11-18 |
20210356712 | OPTICAL IMAGING SYSTEM AND PORTABLE ELECTRONIC DEVICE INCLUDING THE SAME - An optical imaging system includes a plurality of lenses disposed along an optical axis, and a reflection member disposed to be closer to an object than all of the plurality of lenses and having a reflection surface configured to change a path of light. The plurality of lenses are spaced apart from each other by preset distances along the optical axis, and the condition 0.82021-11-18 | |
20210356713 | OPTICAL LENS, CAMERA MODULE, AND TERMINAL - This application provides an example optical lens, an example camera module, and an example terminal. One example lens includes a first lens with a negative focal power, a second lens with a positive focal power, a third lens with a negative focal power, a fourth lens with a positive focal power, a fifth lens with a positive focal power, a sixth lens with a focal power, and a seventh lens with a focal power that are sequentially arranged along an optical axis from an object side to an image side. The first lens includes an object side surface that is concave near the optical axis and an image side surface that is convex near the optical axis. The seventh lens is an M-shaped lens and includes an object side surface that is convex near the optical axis and an image side surface that is concave near the optical axis. | 2021-11-18 |
20210356714 | IMAGING LENS - There is provided an imaging lens with high-resolution which satisfies demand of the wide field of view, the low-profileness and the low F-number, and has excellent optical characteristics. An imaging lens comprises in order from an object side to an image side, a first lens having a convex surface facing the object side near an optical axis and positive refractive power, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens having a concave surface facing the image side near the optical axis and negative refractive power, wherein an image-side surface of said seventh lens is formed as an aspheric surface having at least one pole point in a position off the optical axis, said second lens has positive refractive power near the optical axis, and said sixth lens has plane surfaces both on the object side and the image side and is formed as a double-sided aspheric lens. | 2021-11-18 |
20210356715 | IMAGING LENS - There is provided an imaging lens with excellent optical characteristics while satisfying demand of low-profileness and low F-number. An imaging lens comprises, in order from an object side to an image side, a first lens with positive refractive power formed in a biconvex shape having an object-side surface and an image-side surface being convex in a paraxial region, a second lens with negative refractive power in a paraxial region, a third lens with the negative refractive power in a paraxial region, a fourth lens with the negative refractive power in a paraxial region, and a fifth lens with the positive refractive power having an image-side surface being convex in a paraxial region, and predetermined conditional expressions are satisfied. | 2021-11-18 |
20210356716 | IMAGING LENS - There is provided an imaging lens with excellent optical characteristics which satisfies demand of wide field of view, low profile and low F-number. An imaging lens comprising in order from an object side to an image side, a first lens with positive refractive power having a convex object-side surface in a paraxial region, a second lens with negative refractive power in a paraxial region, a third lens with negative refractive power in a paraxial region, a fourth lens with positive or negative refractive power in a paraxial region, a fifth lens, a sixth lens with positive refractive power in a paraxial region, and a seventh lens with negative refractive power having a concave image-side surface in a paraxial region, and predetermined conditional expressions are satisfied. | 2021-11-18 |
20210356717 | IMAGING LENS - There is provided a compact imaging lens configured to properly correct aberrations. The imaging lens includes, in order from an object side to an image side, a first lens L | 2021-11-18 |
20210356718 | IMAGING LENS - There is provided an imaging lens with excellent optical characteristics which satisfies demand of a low profile and a low F-number. An imaging lens comprises in order from an object side to an image side, a first lens with positive refractive power having a convex object-side surface in a paraxial region, a second lens with negative refractive power in a paraxial region, a third lens with positive refractive power in a paraxial region, a fourth lens, a fifth lens with negative refractive power in a paraxial region, a sixth lens with positive refractive power having a convex object-side surface in a paraxial region, and a seventh lens with negative refractive power having a concave image-side surface in a paraxial region, and predetermined conditional expressions are satisfied. | 2021-11-18 |
20210356719 | WIDE-ANGLE LENS AND PANORAMIC IMAGING SYSTEM - A wide-angle lens in the following order from an object side toward an image plane includes: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an optical reflecting member, and an optical filter. The first lens has negative refractive power and a concave image side surface. The second lens has negative refractive power and a concave image side surface. The third lens has positive refractive power. The fourth lens has positive refractive power and a concave image side surface. The fifth lens has negative refractive power, a concave object side surface, and a concave image side surface. The sixth lens has positive refractive power, a convex object side surface, and a convex image side surface. The seventh lens has positive refractive power, a convex object side surface, and a convex image side surface. Each of the first lens and the third lens is a spherical lens. One of the second lens and the fourth lens is an aspherical lens, and the other one of the second lens and the fourth lens is a spherical lens. Each of the fifth lens and the sixth lens is spherical lens. The fifth lens and the sixth lens form a cemented lens. The seventh lens is an aspherical lens. A panoramic imaging system is also provided. | 2021-11-18 |
20210356720 | CHANGING SYSTEM FOR A MICROSCOPE - A changing system for a microscope includes multiple afocal enlargement changing modules of different enlargement levels that are optionally introducible into an infinite beam path running along an optical axis of the microscope. Each of the enlargement changing modules contain a light deflection system. The light deflection systems are designed to adjust the path length of the infinite beam path passing through the respective enlargement changing module in such a way that all of the enlargement changing modules, regardless of the different enlargement levels of the enlargement changing modules, map an exit pupil of a lens of the microscope onto the same location along the optical axis. | 2021-11-18 |
20210356721 | ZOOM LENS AND IMAGE PICKUP APPARATUS - A zoom lens includes, in order from an object side to an image side, a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, a third lens unit having a negative refractive power, and a fourth lens unit having a positive refractive power. The first lens unit includes a negative lens B | 2021-11-18 |
20210356722 | ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME - A zoom lens includes, in order from an object side to an image side, a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, and three or more lens units. A distance between adjacent lens units varies during zooming. A predetermined condition is satisfied. | 2021-11-18 |
20210356723 | ZOOM LENS SYSTEM, IMAGE CAPTURE DEVICE, AND CAMERA SYSTEM - A zoom lens system includes: a first lens group having positive power; a second lens group having negative power; a third lens group having positive power; a fourth lens group having negative power; and a fifth lens group having positive power. The first lens group is made up of a single lens. The second lens group is made up of four lenses. While the zoom lens system is zooming from a wide-angle end toward a telephoto end during a shooting session, the fifth lens group does not move but the first to fourth lens groups move to change intervals between the lens groups. | 2021-11-18 |
20210356724 | OPTICAL SENSOR - The disclosure relates to multifunctional sensors for mobile applications, namely to a miniature optical sensor for remote micro- and macro-object detection and characterization. The disclosure makes it possible to reduce the size of the sensor, this provides for surface mount of the sensor in any microcircuit of a mobile device. The sensor is multifunctional, low-power, vibration-resistant. The sensor comprises at least one pair consisting of a radiation source and a corresponding radiation receiver, an optical circuit including a collimating element, a first optical element, a second optical element. The first optical element and the second optical element are interconnected by a common surface, the common surface being a semitransparent surface. The sensor may be used simultaneously as a microphone, a dust sensor, a lidar, and a photoplethysmogram (PPG) sensor. | 2021-11-18 |
20210356725 | TOTAL INTERNAL REFLECTION LENS TO IMPROVE COLOR MIXING OF AN LED LIGHT SOURCE - A multi-color LED illumination device and a lens, comprising a cylindrical opening extending into the lens from a light entry region at which one or more LEDs are configured. A concave spherical surface extends across an entirety of a light exit region of the lens, and a TIR outer surface shaped as a CPC extends between the light entry region and the light exit region. There are various diffusion elements placed on sidewall and upper planar surfaces of the cylindrical opening, as well as on the exit surface of the lens. Lunes can also be configured on the sidewall surfaces of the cylindrical opening. The combination of lunes, diffusion elements, and the overall configuration of the lens provides improved color mixing and output brightness using three interactions in a first portion of light and two interactions in a second portion of light. The interactions include two refractions, either with or without an intermediate reflection. | 2021-11-18 |
20210356726 | NANOSTRUCTURED META-MATERIALS AND META-SURFACES TO COLLIMATE LIGHT EMISSIONS FROM LEDS - A system, method and device for collimating the output of a light emitting diode (LED) are disclosed. The system, method and device include an LED substrate including a top surface from which the light is emitted, and an array of subwavelength scattering antennas positioned within the emitted light path, the array of subwavelength scattering antennas configured to select directions of scatter of the LED emitted light to provide collimated light output from the device. The array may be aligned perpendicular to the plane of propagation of the light emitted from the LED and may be positioned adjacent to the top surface. The array may be at least partially, or completely, positioned within the LED substrate. The array may be spaced a distance from the top surface and the spacing may be achieved using a dielectric spacer adjacent to the top surface. The array may be positioned within the dielectric spacer. | 2021-11-18 |
20210356727 | BINOCULAR OPERATING MICROSCOPE PROTECTIVE SHIELD BARRIER - A device for protecting a dental professional from patient aerosol and splatter is provided. The device includes a first elastic section with two holes connected to a second rigid section. The first section is sufficiently elastic to allow for increasing or decreasing the inter optic distance of a binocular operating microscope without affecting the seal or material integrity of the first section or the position or function of the second section. | 2021-11-18 |
20210356728 | MICROSCOPE CONTROL METHOD AND MICROSCOPE - A microscope control method for operating a microscope, includes: capturing an item of acoustic, graphically represented and/or electronically coded voice information; comparing the voice information with stored reference commands and determining a voice command on the basis of a predetermined degree of correspondence between at least one section of the voice information and a reference command; selecting that reference command to which the voice command corresponds at least to a predetermined degree; generating at least one control command suitable for operating the microscope, wherein the control command is either an invariable control command assigned to the selected reference command or the control command is generated on the basis of a rule assigned to the reference command for forming a generated control command, and controlling the microscope by means of the assigned or generated control command. Also, a microscope is designed to carry out the microscope control method. | 2021-11-18 |
20210356729 | Method, Computer Program and Microscope System for Processing Microscope Images - In a method for processing microscope images, at least one microscope image is provided as input image for an image processing algorithm. An output image is created from the input image by means of the image processing algorithm. The creation of the output image comprises adding low-frequency components for representing solidity of image structures of the input image to the input image, wherein the low-frequency components at least depend on high-frequency components of these image structures and wherein high-frequency components are defined by a higher spatial frequency than low-frequency components. A corresponding computer program and microscope system are likewise described. | 2021-11-18 |
20210356730 | OPTICAL TRANSDUCER FOR ENDOSCOPE, ENDOSCOPE, AND MANUFACTURING METHOD FOR OPTICAL TRANSDUCER FOR ENDOSCOPE - An optical transducer for endoscope includes an optical element, an optical fiber, and a fiber holding member including a first holding member including a first principal surface and a second principal surface and a second holding member in which a third principal surface is disposed to face the second principal surface, a first through-hole into which the optical fiber is inserted, being formed in the first holding member, the optical element being mounted on a fourth principal surface. A trench connected to the first through-hole and including openings respectively on opposed two side surfaces is formed on the second principal surface. Only a part of a distal end portion of the optical fiber is observable from the openings of the trench. | 2021-11-18 |
20210356731 | OBSERVATION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS HAVING THE SAME - An observation optical system is configured to observe an image displayed on an image display plane and includes a negative lens and a positive lens. At least one of the negative lens and the positive lens has a lens surface having a Fresnel shape. A predetermined condition is satisfied. | 2021-11-18 |
20210356732 | AN ELECTROWETTING OPTICAL ELEMENT - An electrowetting optical element, a method of manufacturing and a display including the same. The element includes a containment space containing a polar liquid relative to a non-polar liquid, immiscible with each other, a first electrode layer stack defining a first enclosing surface of the space and including a substrate, a first electrode layer, and an insulating layer having a hydrophobic first interface layer with the space, a second electrode layer stack defining a second enclosing surface of the space and including a superstrate and a second electrode layer having a second interface layer with the space and one or more cell walls fixedly mounted on the second stack and extending toward the first stack, for defining sides of the space. An end face of the walls adjacent the first stack faces the first layer in a loose manner, the second stack includes a thin film transistor electrode layer, and the walls are composed of electrically insulating material. | 2021-11-18 |
20210356733 | MICROELECTROMECHANICAL SYSTEM (MEMS) SCANNER HAVING A TORSIONAL BEAM FLEXURE WITH VARIABLE WIDTH - A microelectromechanical systems (MEMS) scanning device comprising a torsional beam flexure that has a variable width in relation to a rotational axis for a scanning mirror. The geometric properties of the torsional beam vary along the rotational axis to increase a desired mode of mechanical strain at a location where a strain sensor is operating within the MEMS scanning device to generate a feedback signal. The torsional beam flexure mechanically suspends the scanning mirror from a frame structure. During operation of the MEMS scanning device, actuators induce torsional deformation into the torsional beam flexure to cause rotation of the scanning mirror about the rotational axis. The degree or amount of this torsional deformation is directly related to the angular position of the scanning mirror and, therefore, the desired mode of mechanical strain may be this torsional deformation strain component. | 2021-11-18 |
20210356734 | OPTICAL DISTANCE MEASUREMENT SYSTEM USING SOLID STATE BEAM STEERING - An optical distance measuring system includes a first transmitter, a first solid state device, and a receiver. The first transmitter is configured to generate a first optical waveform. The first solid state device is configured to receive the first optical waveform and steer the first optical waveform toward a target object. The receiver is configured to receive the first optical waveform reflected off of the first target object and determine a distance to the first target object based on a time of flight from the transmitter to the first target object and back to the receiver. | 2021-11-18 |
20210356735 | CAPACITANCE SENSING IN A MIRROR ASSEMBLY WITH A BIASED SUBSTRATE - Embodiments of the disclosure provide a mirror assembly for controlling optical directions in an optical sensing system. The mirror assembly may include a substrate and a micro mirror suspended over the substrate by at least one beam. The at least one beam may be mechanically coupled to the substrate. The mirror assembly may also include an actuator configured to tilt the micro mirror with respect to the substrate. The mirror assembly may further include a position sensor configured to detect a position of the micro mirror. Moreover, the mirror assembly may include a bias voltage source electrically coupled to the substrate to bias the substrate with a bias voltage. | 2021-11-18 |
20210356736 | SCANNING ASSEMBLY AND RANGING DEVICE - A scanning assembly includes a driver and a lens mounted at the driver. The lens is configured to collimate a light beam incident from one side of the lens, and the driver is configured to drive the lens to rotate around a rotation axis that is spaced apart from an optical axis of the lens. | 2021-11-18 |
20210356737 | METHODS AND SYSTEMS FOR MULTI-ELEMENT LINKAGE FOR FIBER SCANNING DISPLAY - A method of fabricating a multi-element fiber scanner includes providing a fiber optic cable having a cladding region and a fiber core and focusing a laser beam at a series of predetermined locations inside the cladding region of the fiber optic cable. The method also includes creating a plurality of damage sites at the predetermined locations, exposing the fiber optic cable to an etchant solution, and preferentially etching the plurality of damage sites to form a base having a base plane and a longitudinal axis orthogonal to the base plane, a retention collar disposed a predetermined distance along the longitudinal axis from the base, a first fiber link including the fiber core, passing through the base plane, and joined to the retention collar, and a plurality of additional links joined to the base, extending from the base to the retention collar, and joined to the retention collar. | 2021-11-18 |
20210356738 | Multi-Objective, Robust Constraints Enforced Global Topology Optimizer for Optical Devices - A method for optimization of photonic devices is disclosed. The method includes receiving a set of unconstrained latent variables; mapping the set of unconstrained latent variables to a constrained space to generate a constrained device; calculating the permittivity across each element of the constrained device; determining a permittivity-constrained width gradient based at least partially on the permittivity across each element; and optimizing the set of unconstrained latent variables by at least partially using the permittivity-constrained width gradient. | 2021-11-18 |
20210356739 | IMAGE DISPLAY APPARATUS - An image display apparatus ( | 2021-11-18 |
20210356740 | 3D DISPLAY DEVICE, HEAD-UP DISPLAY, MOVING BODY, AND PROGRAM - A 3D display device includes a display panel, an optical element, a second communication module, and a controller. The display panel is mounted on a moving body and configured to display a parallax image. The optical element is configured to define a propagation direction of image light emitted from the display panel. The second communication module is configured to receive a motion signal indicating a parameter of a motion of the moving body. The controller is configured to cause the display panel to display the parallax image based on the parameter indicated by the motion signal. | 2021-11-18 |
20210356741 | EXTERNAL USER INTERFACE FOR HEAD WORN COMPUTING - Aspects of the present invention relate to external user interfaces used in connection with head-worn computers (HWC). | 2021-11-18 |
20210356742 | AUGMENTED REALITY DEVICE, AUGMENTED REALITY SYSTEM AND INFORMATION PROMPT METHOD THEREOF - An augmented reality device, an augmented reality system and an information prompt method thereof. The augmented reality device includes a micro display, an augmented reality element and an optical waveguide element The micro display is configured to emit light carrying display content, the light includes a first light portion in a first polarization state and a second light portion in a second polarization state; the augmented reality element is configured to allow the first light portion to convert from the first polarization state into the second polarization state, to allow the second light portion to convert from the second polarization state into the first polarization state, and to couple the first light portion in the second polarization state and the second light portion in the first polarization state to the optical waveguide element; the first polarization state is perpendicular to the second polarization state. | 2021-11-18 |
20210356743 | LOW-POWER SEMI-PASSIVE RELATIVE SIX-DEGREE-OF-FREEDOM TRACKING - A system for tracking a position and an orientation of an external device such as a smart watch or a handheld controller relative to a head mounted display (HMD) device is provided. A combination of active markers and passive markers on the external device may be detected by a point tracking camera of the HMD to collect position data for the external device relative to the HMD. Acceleration and/or orientation data of the external device relative to the HMD may be collected from an inertial measurement unit(s) (IMU(s)) of the external device and/or the HMD. The fusion of the position data with the data collected by the IMU(s) may allow for tracking of the external device relative to the HMD. | 2021-11-18 |