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Optic patents



      
           
This page is updated frequently with new Optic-related patent applications.



Date/App# patent app List of recent Optic-related patents
02/04/16
20160037676 
 Airflow divider for balancing airflow in a modular chassis system patent thumbnailnew patent Airflow divider for balancing airflow in a modular chassis system
A chassis supporting a plurality of circuit cards in an electronic and/or optical system includes one or more fans at an output of an exhaust air plenum, wherein the one or more fans are configured to enhance airflow from an intake air plenum to the output; and an airflow divider disposed in the exhaust air plenum and attached or disposed to the chassis, wherein the airflow divider is dimensioned and located in the exhaust air plenum to segment the exhaust air plenum into multiple sections causing balanced airflow from the intake air plenum to the output and over the circuit cards disposed in the chassis for cooling thereof.. .
Ciena Corporation


02/04/16
20160037612 
 Adaptive optical distribution system patent thumbnailnew patent Adaptive optical distribution system
Embodiments of the invention include a luminaire that includes a plurality of different light engines. Light engines having different light distributions can be included in a single luminaire and a subset of the light engines selectively driven to dynamically change the light distribution of the luminaire.
Abl Ip Holding Llc


02/04/16
20160037599 
 Lighting apparatus patent thumbnailnew patent Lighting apparatus
Provided is a lighting apparatus using an led as a lighting source. The lighting apparatus may distribute a current corresponding to a rectified voltage to a lighting unit and a secondary current circuit, perform primary light emission at low luminance, and reduce an optical deviation between led groups through secondary light emission.
Silicon Works Co., Ltd.


02/04/16
20160037290 
 Method of electronic device identification and localization based on active code transmission patent thumbnailnew patent Method of electronic device identification and localization based on active code transmission
A method for uniquely identifying and locating one or more electronic devices by means of a data-bearing signal transmission is disclosed. The method is specifically configured to locate a large number of similar electronic devices.

02/04/16
20160037242 
 Method and node for adjusting line interface rate patent thumbnailnew patent Method and node for adjusting line interface rate
The present invention provides a method, which including: determining, by a first node, an adjustment requirement for a line interface rate; and according to the adjustment requirement for the line interface rate, adjusting, by the first node, a transport bandwidth of an optical channel (och) link, adjusting the number of optical channel transport lanes (otls) in an optical channel transport unit (otucn) link, and adjusting the number of optical channel data lanes (odls) in an optical channel data unit (oducn) link, where the otl is in one-to-one correspondence with the odl. In embodiments of the present invention, according to an adjustment requirement for a line interface rate, a transport bandwidth of an och link is adjusted, the number of otls in an otucn link is adjusted, and the number of odls in an oducn link is adjusted, so that the line interface rate can be dynamically adjusted..
Huawei Technologies Co., Ltd.


02/04/16
20160037241 
 Transmission device and optical network system patent thumbnailnew patent Transmission device and optical network system
A transmission device includes: a wavelength-variable light source; a wavelength stabilized light source: a wavelength measuring device; a control circuit that controls the wavelength-variable light source; and a reception circuit that receives second reference wavelength light generated based on first reference wavelength light output from the wavelength stabilized light source whose wavelength stability is higher than that of the wavelength-variable light source, the control circuit calibrating the wavelength measuring device by using the second reference wavelength light, the control circuit calibrating the wavelength-variable light source by using the calibrated wavelength measuring device.. .
Fujitsu Limited


02/04/16
20160037240 
 Data scheduling and switching method, apparatus, system patent thumbnailnew patent Data scheduling and switching method, apparatus, system
Embodiments of the present invention relate to the communications field, and in particular, to a data scheduling and switching method, apparatus, and system. A data packet is distributed to an optical switching unit or an electrical switching unit for switching by using a control policy, and the optical switching unit and the electrical switching unit are used, so that an optical switching resource and an electrical switching source can be better scheduled in a comprehensive manner, and a switching bottleneck of an electrical switching device is overcome.
Huawei Technologies Co., Ltd.


02/04/16
20160037147 
 Methods and  optical display using multiple spatial light modulators for increased resolution patent thumbnailnew patent Methods and optical display using multiple spatial light modulators for increased resolution
A system for displaying a high resolution video image utilizing multiple spatial light modulators includes at least one illumination source configured to provide illumination to multiple spatial light modulators; a video data image processor coupled to receive video image data at a first visual resolution of x by y pixels; and multiple spatial light modulators each having an image resolution lower than the first visual resolution, each configured to project an image sub-frame onto a focal plane using an image projection system; wherein the image projection system is configured to project a first sub-frame image of a first color portion while simultaneously projecting at least a second sub-frame image of a second color portion onto the focal plane, and the first and second sub-frame images are offset from one another, so that when viewed together a viewed image has at least the first visual resolution. Methods are disclosed..
Texas Instruments Incorporated


02/04/16
20160037142 
 Image display apparatus and image display method patent thumbnailnew patent Image display apparatus and image display method
An image display apparatus according to an embodiment of the present technology includes a light source section, one or more reflection type light modulators, an optical system, and a light shielding plate. The light source section includes at least one or more laser light sources.
Sony Corporation


02/04/16
20160037116 
 Photoelectric conversion apparatus and photoelectric conversion system patent thumbnailnew patent Photoelectric conversion apparatus and photoelectric conversion system
A photoelectric conversion apparatus including a plurality of photoelectric conversion units each of which includes a first electrode, a second electrode, a photoelectric conversion layer which accumulates signal charges and which is disposed between the first and second electrodes, and an insulating layer disposed between the photoelectric conversion layer and the second electrode, an amplification unit configured to receive optical signals and output signals each based on one of the optical signals, each of the optical signals being based on one of the signal charges, each of the signal charges being accumulated in one of the plurality of photoelectric conversion units, and a capacitive element having a first node and a second node, the first node being connected to the second electrodes of the plurality of photoelectric conversion units and the amplification unit and the second node selectively receiving each one of a plurality of potentials having different values.. .
Canon Kabushiki Kaisha


02/04/16
20160037114 
new patent

Scaling down pixel sizes in image sensors


In various embodiments, methods and related apparatuses for scaling down pixel sizes in quantum film-based image sensors are disclosed. In one embodiment, an image sensor circuit is disclosed that includes circuit includes an optically sensitive layer, a first pixel having a first electrode coupled to a first region of optically sensitive layer, a second pixel having a second electrode coupled to a second region of optically sensitive layer, and a readout circuit having at least one transistor that is shared among the first pixel and the second pixel.

02/04/16
20160037102 
new patent

Image pickup apparatus, and control method thereof


An image processing apparatus obtains an image signal of an image pickup element having a pupil division unit that restricts light of an optical image of an object arriving at each pixel of the element to light from a specific pupil area of a photographing lens. A memory unit stores information of a pixel defect of the element.
Canon Kabushiki Kaisha


02/04/16
20160037099 
new patent

Image sensors with noise reduction


In various embodiments, image sensors and methods of operating the image sensors are disclosed. In an example embodiment, a pixel circuit having a first electrode is coupled to a reset transistor and to a first region of an optically sensitive layer, and a second electrode is coupled to a pixel sense node and to a second region of an optically sensitive layer.
Invisage Technologies, Inc.


02/04/16
20160037096 
new patent

Image processing method, image processing apparatus, image pickup apparatus, and non-transitory computer-readable storage medium


An image processing method includes the steps of acquiring a first image shot by using a compound eye image pickup apparatus, acquiring image capturing condition information of the first image, acquiring, depending on the image capturing condition information, optical characteristic information of a plurality of optical systems having a plurality of focal lengths different from each other in the compound eye image pickup apparatus, correcting a deterioration of the first image caused by shooting the first image based on the optical characteristic information, and generating a second image based on information of a position and an angle of a ray obtained from the first image whose deterioration is corrected, and the optical characteristic information contains at least one of information related to aberrations and information related to peripheral illumination of the optical systems.. .
Canon Kabushiki Kaisha


02/04/16
20160037095 
new patent

Active pixel sensor device and operating the same


An active pixel sensor device and the method thereof include an active pixel sensing array and a synchronous reading circuit. The active pixel sensing array is formed by a plurality of sensing pixels disposed in a form of an array.
Elan Microelectronics Corporation


02/04/16
20160037093 
new patent

Image sensors with electronic shutter


In various embodiments, an image sensor and related method are disclosed. In an embodiment, an image sensor includes an optically sensitive material, and a pixel circuit including a sense node in electrical communication with the optically sensitive material.
Invisage Technologies, Inc.


02/04/16
20160037090 
new patent

Finder system and optical apparatus using the same


Provided is a finder system, including: an observation optical system configured to convert a subject image formed on a predetermined surface into an erect image via an erect image forming member, and cause the erect image to be transmitted through a first optical surface that is inclined with respect to an optical axis, thereby observing the erect image via an eyepiece lens; and a display optical system configured to cause an image indicating display information of a display member to be reflected on the first optical surface, thereby observing the image via the eyepiece lens in the same field of view as the subject image. The display optical system includes an optical member including at least two reflection surfaces and a lens unit having a positive refractive power, along an optical path between the display member and the eyepiece lens in the stated order..
Canon Kabushiki Kaisha


02/04/16
20160037089 
new patent

Multi-band thermal imaging sensor with integrated filter array


Infrared imaging systems and methods incorporating the use of pixelated filter arrays integrated with the imaging detector. In one example, an infrared imaging system includes imaging optics that focus infrared radiation towards a focal plane of the system, an uncooled focal plane array sensor configured to receive the infrared radiation from the imaging optics, and a processor coupled to the uncooled focal plane array sensor and configured to receive and process image data received from the uncooled focal plane array sensor.
Raytheon Company


02/04/16
20160037086 
new patent

Image pickup apparatus and control same


Provided is a compound-eye image pickup apparatus in which a plurality of imaging units, each of which configured to photoelectrically convert an optical image focused by a single focal lens with different focal length so as to output a signal, are arranged in the form of a matrix. An image processing unit performs an electronic zoom process for changing a cut-out area of an image and a filtering process for an image signal.
Canon Kabushiki Kaisha


02/04/16
20160037080 
new patent

Distortion correcting sensors for diagonal collection of oblique imagery


A vehicle collects oblique imagery along a nominal heading using rotated camera-groups with optional distortion correcting electronic image sensors that align projected pixel columns or rows with a pre-determined direction on the ground, thereby improving collection quality, efficiency, and/or cost. In a first aspect, the camera-groups are rotated diagonal to the nominal heading.
Tolo, Inc.


02/04/16
20160037079 
new patent

Image pickup apparatus


An image pickup apparatus includes: an optics system that forms an optical image of a subject on an imaging surface; a variable magnification lens that is part of the optics system, that is provided to be movable in a direction of an optical axis of the optics system, and that enlarges or reduces the optical image formed on the imaging surface in association with a movement of the variable magnification lens; a position detection unit that detects a position of the variable magnification lens in the direction of the optical axis; a storage unit that stores output characteristic information about a characteristic of an output of the position detection unit according to a position of the variable magnification lens in the direction of the optical axis; and a driving control unit that performs a control for moving the variable magnification lens on the basis of the output characteristic information.. .
Olympus Corporation


02/04/16
20160037077 
new patent

Infrared binocular system with dual diopter adjustment


Binocular system, including method and apparatus, for viewing a scene. The system may comprise a left camera and a right camera that create left and right video signals from detected optical radiation.
Flir Systems, Inc.


02/04/16
20160037076 
new patent

Photometric controlling same


A photometric apparatus includes a photometry unit (ae sensor) configured to measure object light, and a first display unit (intra-viewfinder liquid crystal display unit) arranged on an optical path of the object light to the photometry unit and configured to display a plurality of display items. The first display unit is configured to display a first display item (automatic white balance) among the plurality of display items in a position farther from a center of a photometry range by the photometry unit than a position of a second display item (incandescent lamp display) having a display area smaller than a display area of the first display item..
Canon Kabushiki Kaisha


02/04/16
20160037075 
new patent

Display device, display control method, and non-transitory recording medium


In a smartphone, the imaging mode of an imager or the display mode of a display is changed from a normal mode when an image of an optical communication region is captured. More specifically, a process of lowering the contrast of the entire image (frame), a process of superimposing an icon image on the candidate region, a masking process for lowering the contrast of the candidate region, a process of reducing the count of display frames by image averaging or thinning, or a zoom limiting process of limiting the upper limit of the zoom ratio of the imager or the upper limit of the enlarged display magnification on the display is performed..
Casio Computer Co., Ltd.


02/04/16
20160037073 
new patent

Piecewise perspective transform engine


An image signal processor of a device, apparatus, or computing system that includes a camera capable of capturing image data may apply piecewise perspective transformations to image data received from the camera's image sensor. A scaling unit of an image signal processor (isp) may perform piecewise perspective transformations on a captured image to correct for rolling shutter artifacts and to provide video image stabilization.
Apple Inc.


02/04/16
20160037070 
new patent

Multi-mode power-efficient light and gesture sensing in image sensors


Various embodiments comprise apparatuses and methods including an image sensor. In one example, the image sensor includes a read-out integrated circuit, a plurality of pixel electrodes, an optically sensitive layer, and a top electrical contact.
Invisage Technologies, Inc.


02/04/16
20160037066 
new patent

Image processing apparatus, image capturing apparatus, control method, and recording medium


An image processing apparatus obtains an image signal, which is captured by an image capturing apparatus, and in which respective pixels correspond to light fluxes of different combinations of pupil regions, where the light fluxes have passed through in an imaging optical system of the image capturing apparatus, and incident directions. The image processing apparatus sets a focal length corresponding to an object to be focused, and generates a reconstructed image focused on the object of the set focal length from the image signal.
Canon Kabushiki Kaisha


02/04/16
20160037065 
new patent

Image sensor and image processing apparatus using the same


An image sensor senses object information and converts the sensed object information into an electrical signal. An image processing apparatus uses the image sensor.
Samsung Electronics Co., Ltd.


02/04/16
20160037053 
new patent

Imaging apparatus and camera body


An imaging apparatus of the present disclosure includes a body, an imaging unit provided in the body, the imaging unit for capturing an image of an object and generating an image, a focus lens movable in an optical axis direction, the focus lens for adjusting a focus state of the image, an evaluation value detector for detecting a focus evaluation value of the image, a movement detector for detecting a moving direction and an amount of movement of the body in the optical axis direction, and a controller for controlling movement of the focus lens. The controller determines a direction to which the focus lens is to be moved, based on the moving direction of the body in the optical axis direction detected by the movement detector and the focus evaluation value detected by the evaluation value detector..
Panasonic Intellectual Property Management Co., Ltd.


02/04/16
20160037051 
new patent

Lens unit, image pickup apparatus, and methods of controlling lens unit and image pickup apparatus


A lens unit l100 is removably mounted on an image pickup apparatus generating control information used for a vibration control that vibrates a correction lens l105 and moves a vibration center of the correction lens l105, includes an image pickup optical system including a magnification varying lens l102 and the correction lens l105, a storage unit storing first information indicating a relation between positions of the magnification varying lens l102 and the correction lens l105, and a lens controller performing a predetermined control in which the correction lens l105 moves in accordance with the movement of the magnification varying lens l102, and the lens controller sends information relating to the magnification varying operation to the image pickup apparatus, and overlaps the vibration control of the correction lens l105 based on the control information in accordance with the information relating to the magnification varying operation with the predetermined control.. .
Canon Kabushiki Kaisha


02/04/16
20160037049 
new patent

Imaging apparatus, client apparatus, imaging system, controlling imaging apparatus, controlling client apparatus, and controlling imaging system


An imaging apparatus connectable to a client apparatus via a network includes an imaging optical system, an image sensor, an infrared cut filter (ircf) driving circuit that inserts and retracts an ircf into and from an optical path of the imaging optical system, and a communication circuit that receives, from the client apparatus, an automatic insertion and retraction control command for causing the imaging apparatus to automatically control insertion and retraction of the ircf and additional information about insertion and retraction of the ircf. The communication circuit transmits, to the client apparatus, operation information indicating which of cases the imaging apparatus uses the additional information received by the communication circuit.
Canon Kabushiki Kaisha


02/04/16
20160037022 
new patent

Imaging apparatus and imaging system


An imaging apparatus comprises a lens optical system including a lens and having first through nth optical regions (n is an integer equal to or greater than 2), an image sensor including pixel groups each including first through nth pixels, an optical element array disposed between the lens optical system and the image sensor and including optical components each guiding light that has passed through the first through nth optical regions to the respective first through nth pixels in each of the pixel groups, and an optical absorption member on which light reflected by the imaging surface of the image sensor is incident. The optical absorptance of the optical absorption member is substantially uniform across the entire wavelength bands of light that passes through the first through nth optical regions and is substantially uniform across the entire optical absorption member..
Panasonic Intellectual Property Management Co., Ltd.


02/04/16
20160037021 
new patent

Imaging apparatus and analyzing apparatus


An imaging apparatus includes a lens optical system including a lens, a stop, and first through nth divided optical elements in which first through nth optical regions are defined, respectively, along a plane perpendicular to an optical axis and positioned to be point-symmetric with respect to the optical axis, an image sensor, and a microlens array guiding light that has passed through the first through nth optical regions to the first through nth pixels of the image sensor, respectively. At least three of s1, .
Panasonic Intellectual Property Management Co., Ltd.


02/04/16
20160036555 
new patent

All-optical time slice switching method and system based on time synchronization


An all-optical time slice switching method based on time synchronization is provided. With the method, continuous data streams in an optical network are assembled to time domain periodic optical time slices and are transmitted in an asynchronous transmission mode.
Tsinghua University


02/04/16
20160036554 
new patent

Signal processing device and signal processing method


An optical reception device 20 includes an electric signal generation unit 200, a linear compensation unit 301, a nonlinear compensation unit 300, and a second coefficient setting unit 400. The electric signal generation unit 200 generates an electric signal based on an optical signal received over a transmission path 30.
Nec Corporation


02/04/16
20160036552 
new patent

Reversible wavelength channels for optical communication networks


An optical transmission system comprises at least one first connection point and one second connection point arranged to transmit and receive at least one channel signal transmitted via at least one optical means connecting the first connection point and the second connection, wherein each of the at least one channel signal is reversibly configurable to be transmitted in either a first direction or a second direction between the first connection point and the second connection point. A method of transmitting at least one channel signal between a first connection point and a second connection point via at least one optical media in an optical transmission system, wherein each of the at least one channel signal is reversibly configurable to be transmitted in either a first direction or a second direction between the first and the second connection points..
The Hong Kong Polytechnic University


02/04/16
20160036551 
new patent

Increasing the capacity of a wdm-pon with wavelength reuse


A method of processing optical signals in a passive optical network includes receiving a first signal in a first optical spectrum, and receiving a second signal in a second optical spectrum. The second optical spectrum is different from the first optical spectrum.
Google Inc.


02/04/16
20160036550 
new patent

Method and system for a polarization immune wavelength division multiplexing demultiplexer


Methods and systems for a polarization immune wavelength division multiplexing demultiplexer are disclosed and may include, in an optoelectronic transceiver having an input coupler, a demultiplexer, and an amplitude scrambler: receiving input optical signals of different polarization via the input coupler, communicating the input optical signals to the amplitude scrambler via waveguides, configuring the average optical power in each of the waveguides utilizing the amplitude scrambler, and demultiplexing the optical signals utilizing the demultiplexer. The amplitude scrambler may include phase modulators and a coupling section.
Luxtera, Inc.


02/04/16
20160036549 
new patent

Reconfigurable optical add/drop multiplexor and optical switching node


A colorless, directionless roadm includes a pair of contentioned add and drop wavelength-selective optical switches, an input wavelength-selective optical switch having one input port, and an output wavelength-selective optical switch having one output port. Unintended input-to-output port couplings, which appear in the “contentioned” add and drop switches, can be mitigated by the input and output wavelength-selective optical switches carrying the through traffic..
Lumentum Operations Llc


02/04/16
20160036548 
new patent

Multicarrier-based optical transmit sub generating optical signal


The present invention relates to a multicarrier-based optical transmit subsystem and a method for generating an optical signal. The multicarrier-based optical transmit subsystem includes: a comb-shaped light source apparatus, configured to generate and output polychromatic light; a microring group, including multiple microring modulators, where each of the multiple microring modulators includes an input end and a download end, the input end of each of the multiple microring modulators is connected to the comb-shaped light source apparatus, and the multiple microring modulators each are configured to filter and modulate the polychromatic light, to obtain optical signals with different frequencies, and output the optical signals by using respective download ends of the multiple microring modulators; and a public waveguide, connected to the download ends of the multiple microring modulators, and configured to multiplex the optical signals with different frequencies.
Huawei Technologies Co., Ltd.


02/04/16
20160036535 
new patent

High efficiency coherent imager


An extended field heterodyne detection apparatus comprises a local signal oscillator, a micro-lens array set in optical relation to the local signal oscillator to multiplex a beam from the local signal oscillator, a local oscillator injection lens in the optical path of the local oscillator and the micro-lens array, a semi-reflective beam splitter at the telecentric stop of the local oscillator injection lens to reflect the beam of the local oscillator in parallel to a signal beam passing through the semi-reflective beam splitter, an objective lens, with a stop, located at the semi-reflective beam splitter, and a focal plane array, situated to receive the source beam. The extended field heterodyne detection apparatus solves the problem of creating a local oscillator beam that is mode-matched for an incoming signal beam, for the eventual process of mixing both the signal beam and the local oscillator using a conventional, square-law detector..
Bae Systems Information And Electronic Systems Integration Inc.


02/04/16
20160036534 
new patent

Optical transmission apparatus, optical transmission system, and control optical transmission system


An optical transmission apparatus includes: an optical amplifier configured to amplify an optical signal; an optical power adjustment unit configured to adjust power of the optical signal output from the optical amplifier; and a controller configured to control an adjustment amount of the optical power in the optical power adjustment unit, in accordance with optical power control information obtained based on output optical power information per wavelength indicating output optical power that the optical amplifier is capable of outputting depending on a number of wavelengths included in the optical signal, and requisite signal quality information in a reception node which is to receive the optical signal output from the optical amplifier.. .
Fujitsu Limited


02/04/16
20160036533 
new patent

Optical transmitter and controlling bias of optical modulator


An optical transmitter includes: a mapper that generates an electric field information signal from transmission data; a phase rotation circuit that adds a phase rotation to the electric field information signal; a driver that generates a driving signal from the electric field information signal to which the phase rotation is added; a modulator that generates a modulated optical signal according to the driving signal; and a controller that controls a bias of the modulator according to a change in a carrier frequency of the modulated optical signal corresponding to the phase rotation that is added to the electric field information signal by the phase rotation circuit.. .
Fujitsu Limited


02/04/16
20160036532 
new patent

Optical modulator, optical transmitter, optical transmission/reception system, and control optical modulator


To correct and uniform phase shift at each phase modulation area in an optical modulator in operation. An optical modulation unit outputs a four-level modulated optical signal.
Nec Corporation


02/04/16
20160036531 
new patent

Wavelength-reuse fiber-optic transmitters


A fiber-optic transmitter comprises a transmitter optical port, an optical circulator, a semiconductor optical amplifier, and a two-port modulation-averaging structure. The optical circulator has at least three ports, a first one of the three circulator ports being optically coupled to the transmitter optical port.

02/04/16
20160036530 
new patent

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.. .

02/04/16
20160036529 
new patent

Directional multiband antenna


There is disclosed a directional multi-band antenna comprising a substrate structure, a plurality of rf units arranged at the substrate structure to provide an rf phased array, the rf phased array having an angular scan range, an array of optical units arranged at the substrate structure and interspersed amongst the rf units, an array of optical lensing devices supported over the substrate structure, the array of optical lensing devices being substantially rf transmissive and being arranged to correspond with the arrangement of the optical units, such that each optical unit may communicate light signals with an associated optical lensing device so as to communicate light signals along an optical axis within the angular scan range of the rf phased array. .
Bae Systems Plc


02/04/16
20160036527 
new patent

Method and system for optical impairment mitigation for high-speed optical communication systems


A method and system for simultaneous mitigation of optical impairment from both equalizer-phase noise interaction (epni) and fiber nonlinear effects (fne) is disclosed. In one embodiment, the method is directed to simultaneous mitigation of optical impairment from both equalizer-phase noise interaction (epni) and fiber nonlinear effects (fne) using a fast-adaptive multi-tap digital filter..
At&t Intellectual Property I, L.p.


02/04/16
20160036525 
new patent

System for optical data transmission, optical data receive unit, optical data transmit unit and optical data communication


A system for optical data transmission has at least a first optical data transmission component that has a first optical data receive unit. They system further has a second optical data transmission component that has a first optical data transmit unit, and the system further has at least one optical waveguide, through which the first optical data receive unit and the first optical data transmit unit connected and through which data are transmitted from the first optical data transmit unit to the first optical data receive unit.
Siemens Aktiengesellschaft


02/04/16
20160036523 
new patent

Method, apparatus and system for detecting optical networkcorss reference


Embodiments of the present invention disclose a method, an apparatus, and a system for detecting an optical network. The method comprises: receiving, by a management device, a reflection peak power reported by a testing device, where the reflection peak power is a reflection peak power of an optical splitter that is obtained by the testing device according to a reflected optical signal, the reflected optical signal is an optical signal obtained by reflecting, by the optical splitter, a testing optical signal that is sent by the testing device and is transmitted to the optical splitter through an optical cable, and the optical splitter reflects the testing optical signal by using a reflective film disposed on an end surface of one optical output port.
Huawei Technologies Co., Ltd.


02/04/16
20160036422 
new patent

Cross-point shifting techniques


This disclosure describes techniques for shifting the cross-point of a digital signal in an optical transmitter. The cross-point shifting techniques may use multiple differential transconductors with their common polarity outputs coupled together to shift the cross-point of a signal.
Texas Instruments Deutschland Gmbh


02/04/16
20160036200 
new patent

Oscillation device


An oscillation device that produces an oscillating electromagnetic wave includes a resonator, a conducting wall, and a first conductor layer. The resonator includes a waveguide structure for resonating the electromagnetic wave and a dielectric layer.
Canon Kabushiki Kaisha


02/04/16
20160036199 
new patent

Method to determine operating conditions of wavelength tunable laser diode and to control optical transmitter providing wavelength tunable laser diode


A method to control a wavelength tunable laser diode (tunable ld) is disclosed. The tunable ld includes a sg-dfb region and a csg-dbr region to tune the emission wavelength thereof.
Sumitomo Electric Industries,ltd.


02/04/16
20160036194 
new patent

Laser processing device


Provided is a laser processing device capable of performing high-power laser processing while preventing reduction of life duration of a light source for excitation light. By collecting the light emitted from single emitters of a plurality of single emitter lds onto one end face of an optical fiber cable, high-power excitation light is transmitted to a marking head through the optical fiber cable.
Keyence Corporation


02/04/16
20160036160 
new patent

Method for installing of a wet mateable connection assembly for electrical and/or optical cables


A method for underwater installing of a wet mateable connection assembly includes the steps of: providing a submerged case having a seat; connecting one end of a guiding rope to the seat, the other end being kept over the sea level; appending a submersible case to the guiding rope by a guide handle; causing the submersible case to move along the rope until the guide handle engages with the seat; and pivoting the submersible case around the seat up to contact the submerged case.. .
Prysmian S.p.a.






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