This page is updated frequently with new Optic-related patent applications.
|Data processing method and apparatus|
A line card is provided. The line card includes: a first processing module, configured to determine, according to a correspondence between a first optical serial signal flow and a logical interface, the logical interface, where bandwidth of the logical interface is configured to be first bandwidth, the logical interface is corresponding to a first optical interface, and the first optical interface is corresponding to an optical fiber, or a channel that is in an optical fiber and is used to transmit an optical signal with a wavelength.
Huawei Technologies Co., Ltd.
|Optical transmission system using optical frequency comb sources|
A system includes an optical transmitter and an optical receiver. The optical transmitter includes a first comb light source, a second comb light source, an optical switch configured to selectively switch either the first comb light source or the second comb light source through to an output of the optical switch, and optical modulators configured to apply differential phase modulation, to channels associated with the switched first comb light source or with the second comb light source, to generate modulated light output signals.
Verizon Patent And Licensing Inc.
|Optically connectable controller using passive optical devices|
An optical connectable controller is disclosed. The optical connectable controller includes an optical splitter, an optical combiner, an optical reception unit, an optical transmission unit, and a communication control unit.
Hyundai Infracore, Inc.
|3d display apparatus and control method thereof|
A 3d display apparatus is provided. The 3d display apparatus includes a display panel and a viewing area separator disposed on a front side of the display panel and configured to provide a plurality of optical views having different viewpoints to a viewing zone, and a processor configured to render a plurality of image views having different viewpoints based on a depth of an input image and provide a multiview image by arranging the plurality of image views on the display panel in an arrangement pattern.
Samsung Electronics Co., Ltd.
|Device and method to reconstruct face and body in 3d|
The device and method are intended for reconstructing in 3-dimensions comprehensive representations of the head and torso of subject (s) with a portable stereophotogrammetry device which can operate at, at least, two predefined positions (a3, a4). The device is composed of a camera body (1), a double optics (2) and a measuring distance system (34) enabling the repositioning of subject (s) at position (a3) or (a4).
|Image pickup operating image pickup apparatus|
An image pickup apparatus is an image pickup apparatus capable of acquiring an image of an object in gas and in liquid, the image pickup apparatus including: an image pickup optical system; an image pickup device; a controlling portion configured to make an in-gas judgment if a vignetting portion is detected in an image signal and make an in-liquid judgment if a vignetting portion is not detected in the image signal; and a display data generating portion configured to generate certain display data corresponding to in-gas image pickup if the in-gas judgment is made and generate other display data corresponding to in-liquid image pickup if the in-liquid judgment is made.. .
|Fluorescent wheel, double-color laser source and laser projection equipment|
The disclosure provides a fluorescent wheel, including a fluorescent region and a transmission region; the fluorescent region has fluorescence powder for emitting fluorescence under excitation by excitation laser; and the transmission region is for transmitting laser; the fluorescent wheel is for diffusing at least laser to be transmitted. Using fluorescent wheel to diffuse laser enables laser transmission meanwhile removing speckles by diffusion, sparing a separate speckle-removing component, improving light processing efficiency of fluorescent wheel.
Hisense International Co., Ltd.
|Systems and methods for color binning|
In various exemplary embodiments, optically sensitive devices comprise a plurality of pixel regions. Each pixel region includes an optically sensitive layer over a substrate and has subpixel regions for separate wavebands.
Invisage Technologies, Inc.
|Portrait image synthesis from multiple images captured on a handheld device|
A hand-held digital image capture device (digital camera) has a user-selectable mode in which upon engaging the mode the device detects a face in the field of view of the device and generates a face delimiter on a camera display screen, the delimiter surrounding the initial position of the image of a the face on the screen. The device is arranged to indicate thereafter to the user if the device departs from movement along a predetermined concave path p with the optical axis of the device pointing towards the face, such indication being made by movement of the image of the face relative to the delimiter.
|Dual-lens mounting for a spherical camera|
Dual-lens assemblies and cameras including dual lens-assemblies that include a first lens barrel securing a first lens having a first optical axis and a second lens barrel securing a second lens having a second optical axis are disclosed. In one dual-lens assembly, the first optical axis is approximately parallel to and spaced from the second optical axis by a lateral offset, axial lengths of the first lens barrel and the second lens barrel are approximately equal, and the first lens and the second lens are oriented in opposite directions at opposing ends of the first lens barrel and the second lens barrel..
Device and relative positioning of multi-aperture optics comprising several optical channels in relation to an image sensor
A device for relative positioning of multi-aperture optics having several optical channels in relation to an image sensor includes a reference object, a positioning device, and a calculating device. The reference object is arranged such that the reference object is imaged onto one image region per channel in the optical channels by the multi-aperture optics.
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.
Camera assembly with filter providing different effective entrance pupil sizes based on light type
A camera assembly includes a lens barrel assembly comprising at least one optical element arranged about an optical axis. The camera assembly further includes a filter substantially coaxial with the optical axis.
Optically connectable closed-circuit television camera apparatus using passive optical devices and closed-circuit television system
An optical connectable closed-circuit television (cctv) camera apparatus and a cctv system are disclosed herein. The cctv camera apparatus includes an optical splitter, an optical combiner, an optical reception unit, an optical transmission unit, a communication control unit, a camera function control unit, and an image processing unit.
Hyundai Infracore, Inc.
Image pickup apparatus having plurality of external connection terminals
An image pickup apparatus that prevents hooking of a cable, coming-off of a connector, or the like without lowering insertion and extraction performance of a cable even when external connection terminals are arranged on inclined faces formed on a side surface of an apparatus main body in its width direction while reducing a size of the apparatus main body in the width direction. The inclined faces inclines such that ends of the respective inclined faces on a back side of the apparatus main body are inclined in a direction to come close to the optical axis.
Canon Kabushiki Kaisha
Image capture method
An image capture method includes steps of providing an image capture device and a medium, performing an image-capturing operation, moving the image capture device along a first direction on the medium, judging whether the image-capturing operation is performed continuously, moving the image capture device along a second direction on the medium, moving the image capture device along a third direction on the medium, judging whether the image-capturing operation is performed continuously, moving the image capture device along a fourth direction on the medium, and finishing the image-capturing operation. Therefore, not only the number of times and the time taken by the image-capturing operation are significantly reduced and a complete image is captured, but also the position information, which is acquired by an optical mouse sensor, is provided for image synthesis, thereby enhancing the efficiency and the quality of image synthesis..
Teco Image Systems Co., Ltd.
System and applying system policies in an optical communication system having user-allocated bandwidth
A system and method that enforces one or more policy rules on user-allocated bandwidth portions of the overall system bandwidth, for example in an optical fiber transmission system. The policy rules may limit, for example, the range of optical wavelengths, the acceptable range on the output-power-spectral density and/or the total per-band optical power within the user-allocated bandwidth that a user may provide on the system.
Tyco Electronics Subsea Communications Llc
Data transmission control method, passive optical network equipment, apparatus, and passive optical network
A data transmission control method, passive optical network (pon) equipment and apparatus, and a pon are presented. The method includes obtaining, by first pon equipment, data transmission information between the first pon equipment and second pon equipment; determining a target line rate between the first pon equipment and the second pon equipment according to the data transmission information; and transmitting data on a line between the first pon equipment and the second pon equipment according to the target line rate.
Huawei Technologies Co., Ltd.
Optical communication device, optical communication system and optical communication method
An optical communication device equipped with: a reception unit that receives a wavelength-multiplexed optical signal; a demultiplexing unit that demultiplexes the wavelength-multiplexed optical signal into first demultiplexed light that includes a first wavelength and second demultiplexed light that includes a second wavelength; a processing unit capable of performing a prescribed process on a signal possessed by the first demultiplexed light; and a multiplexing unit that multiplexes the first demultiplexed light on which the prescribed process had been performed and the second demultiplexed light, and then outputs the resulting multiplexed light.. .
Optical communication method and optical communication system
The present invention provides an optical communication method and an optical communication system in which eavesdropping is more difficult than in conventional techniques. An optical communication system in one embodiment of the present invention comprises: a photon pair generator which generates a correlated photon pair; a polarizer which is provided on an optical path of one photon of the correlated photon pair and direction of which is changeable based on information to be transmitted; a shutter which is provided between the photon pair generator and the polarizer on the optical path of the one photon of the correlated photon pair and which is capable of blocking the one photon of the correlated photon pair; and a photon detector which is provided on an optical path of another photon of the correlated photon pair..
Furukawa Electric Co., Ltd.
System and a subscriber-powered network element
A system for powering a network element of a fiber optic wide area network is disclosed. When communication data is transferred between a central office (co) and a subscriber terminal using a network element to convert optical to electrical (o-e) and electrical to optical (e-o) signals between a fiber from the central office and twisted wire pair, coaxial cable or ethernet cable transmission lines from the subscriber terminal, techniques related to local powering of a network element or drop site by the subscriber terminal or subscriber premise remote powering device are provided.
Method and system for determining and controlling power of optical transmitter of optical network unit for time and wavelength division multiplexing passive optical network
Disclosed are a method and system for determining and controlling power of an optical transmitter of an optical network unit (onu) for a time and wavelength division multiplexing passive optical network (twdm-pon). The system includes an rssi collector configured to collect received signal strength indication (rssi) information from upstream optical signals received from the onus connected to optical line terminal (olt) ports, an onu power level determiner configured to gather the pieces of rssi information about the onus from the rssi collector, and to determine power of optical transmitters of the onus based on the gathered information, and a power mode controller configured to receive power mode setting information of the optical transmitters of the onus from the onu power level determiner, and to generate a physical layer operation and maintenance (ploam) message to control power modes of the onus based on the received power mode setting information..
Electronics And Telecommunications Research Institute
Multilevel optical signal system
The invention comprises a multilevel optical signal system comprising two or more light source branches and an optical power-combiner, wherein each branch comprising a light source, an optical modulator and an electrical driver for the modulator, wherein each electrical driver is configured for being driven by electrical signals to drive the modulator to modulate the light generated by the light source into a corresponding 2-level data signalsuch that the respective 2-level data signals differs in power level.. .
Mellanox Technologies Denmark Aps
Compensation of non-linear transmitter impairments in optical communication networks
An optical transceiver comprises a transmitter configured to transmit a first signal, and a receiver coupled to the transmitter and configured to receive a first compensation, wherein the first compensation is based on a pattern-dependent analysis of the first signal, and provide the first compensation to the transmitter, wherein the transmitter is further configured to compensate a second signal based on the first compensation to form a first compensated signal, and transmit the first compensated signal. An optical transmitter comprises a digital signal processor (dsp) comprising a compensator, a digital-to-analog converter (dac) coupled to the dsp, a radio frequency amplifier (rea) coupled to the dac, and an electrical-to-optical converter (eoc) coupled to the rea.
Futurewei Technologies, Inc.
Transport apparatus and transport method
A transport apparatus includes: a client signal transceiving unit which transceives a client signal; a line signal transceiving unit which performs electric-optic conversion on a line signal to be transmitted, transmits an optical line signal, performs optic-electric conversion on a received line signal, and outputs an electrical line signal; and a plurality of signal processing units which perform signal processing on the client signal to generate the line signal to be transmitted and perform signal processing on the electrical line signal to generate the client signal. Each of the plurality of signal processing units includes a signal transceiving unit which performs transfer of a branched signal obtained by branching a signal to be transmitted and a merged signal obtained by merging received signals with another signal processing unit, and the signal transceiving unit of each of the plurality of signal processing units and the signal transceiving unit of the other signal processing unit are coupled via an inter-chip wiring..
Nippon Telegraph And Telephone Corporation
Communication system for analog and digital communication services
A first and a second interconnection unit comprising a respective first and a second communication interface, a first and a second electro-optical converter, and a multiplexing unit, is disclosed. The first interconnection unit is adapted to receive electrically transmitted analog and digital information, convert said information into electrically transmitted information, and to multiplex the information so as to enable transmission over a bidirectional link.
Deltanode Solutions Ab
Taps for bidirectional high-speed data on optical fibers
A system for monitoring data traversing a bidirectional optical fiber includes a network tap. The network tap includes first and second network ports for bidirectional data transmission over a first optical fiber.
Management system for gpon based services
A computerized system and method for managing a passive optical network (pon) is disclosed. The system includes a detection and analysis module adapted for receiving uploaded measurement data from an optical line terminal (olt) and at least one optical network terminal (ont), and at least one of technical tools data, service failure data, and outside plant data.
At&t Intellectual Property I, L.p.
Optically obtaining gravitational field measurements in a downhole or subsea environment
A gravitational logging method includes optically obtaining gravitational field measurements from one or more downhole or subsea sensor units. The method also includes inverting the gravitational field measurements as a function of position to determine a formation property.
Halliburton Energy Services, Inc.
Transevier and monitoring of scm transmission on fibre cable
A first transceiver and a method performed by the first transceiver for monitoring a fibre cable. The first transceiver is connectable to a second transceiver by the fibre cable.
Telefonaktiebolaget Lm Ericsson (publ)
Integrated driver redundancy for a silicon photonics device
In an example, the present invention includes an integrated system on chip device. At least a pair of laser devices are associated with a channel and coupled to a switch to select one of the pair of laser devices to be coupled to an optical multiplexer to provide for a redundant laser device..
Optical transmission/ reception device, optical communication system and optical transmission/ reception method
An optical transmission/reception device according to the present invention includes optical split means for splitting the light from the optical output means into a first split light and a second split light, optical power adjustment means for respectively adjusting the optical power of the first split light and the optical power of the second split light, optical transmission means for modulating the first split light whose optical power is adjusted, and outputting the modulated first split light as a first optical signal, optical reception means for receiving the second split light whose optical power is adjusted and a second optical signal given from an outside by causing the second split light and the second optical signal to be interfered with each other, and control means for controlling the optical power adjustment means in accordance with an optical property of the output light.. .
Optical transmission/reception device, optical communication system, and optical communication method
[solution] this optical transmission/reception device is provided with: a wave separation unit for receiving a wavelength-multiplexed optical signal and separating the same into a plurality of optical signals; a plurality of reception units for receiving each of the plurality of optical signals separated by the wave separation unit; a plurality of output units for outputting optical signals differing in wavelength from each other; a control unit for requesting, in response to the inclusion in the received wavelength-multiplexed optical signal of an optical signal to which a prescribed process has been applied, that a prescribed change be applied to the optical signal outputted by at least one of the plurality of output units; and a wave combining unit for combining the plurality of optical signals outputted from the plurality of output units and outputting the combined signal.. .
Optical-transceiver control circuit, optical network system, and output control optical-transceiver
This invention solves the problem that, if a loss of signal or other anomaly occurs on a line side, intermittent problems occur in a signal outputted to a client side, resulting in trouble with subsequent signal processing. This optical-transceiver control circuit comprises a signal-generating means for generating a dummy signal that has approximately the same characteristics as an electrical signal generated from an optical signal inputted to an optical transceiver, a switching means for receiving an electrical signal and selecting and outputting either the received electrical signal or the generated dummy signal, and a controlling means for changing the signal selected by the switching means from the electrical signal to the dummy signal if a notification indicating an anomaly in the optical signal is inputted..
Mobile device casing
A casing comprising a flip cover, configured to encase at least a part of a mobile device having a camera, the flip cover comprising an optical filter located to enable image capturing by the camera through the optical filter.. .
Microsoft Technology Licensing, Llc
Durable solar mirror films
The present disclosure generally relates to durable solar mirror films, methods of making durable solar mirror films, and constructions including durable solar mirror films. In one embodiment, the present disclosure relates to a solar mirror film comprising: a multilayer optical film layer including having a coefficient of hygroscopic expansion of less than about 30 ppm per percent relative humidity; and a reflective layer having a coefficient of hygroscopic expansion..
3m Innovative Properties Company