Optical Transceiver Patents (Class 398/135)
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Patent number: 10833722Abstract: A semiconductor device contains an integrated circuit (“IC”) capable of being selectively programmed to perform one or more logic functions. The device, in one embodiment, includes multiple logic blocks (“LBs”), a routing fabric, and a configurable wireless communication block (“WCB”). The configurable LBs is able to be selectively programmed to perform one or more logic functions. The routing fabric is used to route information between the configurable LBs and input/output ports based on a routing configuration signals. The configurable WCB, having a control circuit and a built-in transceiver, is configured to facilitate transmitting information between the IC and an external system via a wireless communications network.Type: GrantFiled: October 18, 2019Date of Patent: November 10, 2020Assignee: GOWIN Semiconductor CorporationInventors: Grant Thomas Jennings, Jinghui Zhu, Jianhua Liu
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Patent number: 10827241Abstract: A network and power sharing device is for being connected to first optical network equipment and second optical network equipment that are built in an optical network, so as to establish power supply architecture for the optical network. The network and power sharing device includes: a power input port and a first power port wherein the first power port is connected to the first optical network equipment; and a power control unit received in the casing, for detecting if the power input port and the first power port output power signals and for controlling a power switch unit to switch power supply transmission paths of the power input port and first power port.Type: GrantFiled: March 12, 2020Date of Patent: November 3, 2020Assignee: AGILEIOTS INVESTMENT CO., LTD.Inventor: Hung-Hsiang Chiang
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Patent number: 10826608Abstract: Various embodiments may relate to a light emitting diode (LED) communication device including a communication interface configured to couple with an electronic device. The LED communication device may also include an electrical interface electrically coupled to the communication interface. The LED communication device may further include a light emitting diode electrically coupled to the electrical interface. The electrical interface may be configured to convert data signals received from the electronic device into driving signals transmitted to the light emitting diode during uplink, and to convert sensing signals received from the light emitting diode into data signals transmitted to the electronic device during downlink. The light emitting diode may be configured to convert the driving signals received from the electrical interface into a plurality of light pulses during uplink, and to convert a plurality of light pulses received by the light emitting diode into the sensing signals during downlink.Type: GrantFiled: April 22, 2020Date of Patent: November 3, 2020Assignee: Agency for Science, Technology and ResearchInventors: Ee Jin Teo, Chengyuan Yang, Jinghua Teng
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Patent number: 10756840Abstract: An electromagnetic signal transport and distribution system simultaneously transports over one single mode fiber various programming specifically requested by multiple users in multiple locations while simultaneously offering bidirectional communications with a public network.Type: GrantFiled: April 1, 2019Date of Patent: August 25, 2020Assignee: PERFECTVISION MANUFACTURING, INCInventors: Charles Darwin Davidson, Jr., William B. Lutz
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Patent number: 10727568Abstract: An electronic device including a housing; a printed circuit board (PCB) in the housing, wherein the PCB includes a plurality of layers with one or more conductive and insulation layers; a first electrical component formed as at least a part of or in the housing; a second electrical component above or near the PCB in the housing, wherein the first and second electrical components are separated; and at least one electrical path extending from the first electrical component to the second electrical component, wherein at least a portion of the electrical path runs on or inside the PCB, wherein the PCB includes a region including a pattern of conductive vias, wherein each of the vias extends through at least part of the plurality of layers to contact at least one of the one or more conductive layers, and wherein the electrical path runs through the region without contacting the vias.Type: GrantFiled: June 13, 2017Date of Patent: July 28, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Han-Min Cho, Chan-Gi Park, Yeon-Sang Yun, Tae-Wook Ham, Hei-Seong Kwak, Byoung-Il Son, Sung-Chul Park
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Patent number: 10715253Abstract: A system is configured to receive a geographical indicator, to determine at least one light beacon (61-69) based on the geographical indicator, to output information (82) identifying the at least one light beacon, to receive a selection of one or more (61-68) of the at least one light beacon, to receive a content item or a reference to a content item in relation to the one or more light beacons, and to associate the content item with the one or more light beacons. The association causes the one or more light beacons to transmit data via visible light which enables reproduction of the content item.Type: GrantFiled: February 20, 2018Date of Patent: July 14, 2020Assignee: SIGNIFY HOLDING B.V.Inventors: Bartel Marinus Van De Sluis, Dzmitry Viktorovich Aliakseyeu, Dirk Valentinus René Engelen
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Patent number: 10673533Abstract: An optical transmission apparatus and an optical transmission method are provided. In particular, an optical transmission apparatus is disclosed as being configured to add strength to a signal. The signal corresponds to a value that an input signal has, and the strength added to the signal is strength according to the value. The optical transmission apparatus is further configured to give delays to a plurality of signals that includes the signal and to convert the sum of the plurality of signals into an optical signal.Type: GrantFiled: July 9, 2018Date of Patent: June 2, 2020Assignee: FUJITSU OPTICAL COMPONENTS LIMITEDInventors: Ryou Okabe, Toru Matsuyama
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Patent number: 10658255Abstract: A semiconductor device package includes a supporting element, a transparent plate disposed on the supporting element, a semiconductor device disposed under the transparent plate, and a lid surrounding the transparent plate. The supporting element and the transparent plate define a channel.Type: GrantFiled: December 15, 2017Date of Patent: May 19, 2020Assignee: ADVANCED SEMSCONDUCTOR ENGINEERING, INC.Inventors: Tsung-Yu Lin, Pei-Yu Wang, Chung-Wei Hsu
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Patent number: 10580921Abstract: An electromagnetic energy transmitting device includes a processing unit, a light-detecting sensor coupled to the processing unit, and a high-flux electromagnetic energy transmitter. An electromagnetic energy receiver arranged to convert received light into electricity. A first fiber-based conduit couples the high-flux electromagnetic energy transmitter to the electromagnetic energy receiver. The first fiber-based conduit is arranged to pass high-flux light from the high-flux electromagnetic energy transmitter to the electromagnetic energy receiver. A second fiber-based conduit couples the electromagnetic energy receiver to the light-detecting sensor. The second fiber-based conduit is arranged to pass at least some light from the electromagnetic energy receiver to the light-detecting sensor, wherein the processing unit is arranged to control an output of the high-flux light from the high-flux source based on a control signal from the light-detecting sensor.Type: GrantFiled: July 11, 2018Date of Patent: March 3, 2020Assignee: LASERMOTIVE, INC.Inventors: Thomas J. Nugent, Jr., Thomas W. Bashford, David Bashford, Alexander Hay
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Patent number: 10567088Abstract: The present invention relates to an optical noise removal circuit, an optical receiver, and an optical chip. The optical noise removal circuit includes: a noise filter unit, where an input end of the noise filter unit receives an electrical signal coming from an photoelectric conversion unit, and the noise filter unit is configured to filter out a noise electrical signal, in the electrical signal, that is generated due to ambient light, and output a target pulse signal at an output end; and a comparison unit, where a first input end of the comparison unit is coupled to the output end of the noise filter unit to receive the target pulse signal, and the comparison unit is configured to output a digital signal based on comparison between the target pulse signal and a reference voltage. By implementing the present invention, quality of a received optical signal can be effectively improved.Type: GrantFiled: September 6, 2018Date of Patent: February 18, 2020Assignee: KUANG-CHI INTELLIGENT PHOTONIC TECHNOLOGY LTD.Inventors: Ruopeng Liu, Weicheng Xu, Linyong Fan, Guangjin Xiao
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Patent number: 10515540Abstract: A robot has a first member, an optical wire placed in the first member, a power line placed in the first member, a photoelectric conversion unit placed in the first member, and an encoder placed in the first member, wherein the optical wire is connected to be optically communicable with the photoelectric conversion unit, the power line is connected to be conductive to the encoder and the photoelectric conversion unit, and a current flowing in the power line is distributed to the encoder and the photoelectric conversion unit.Type: GrantFiled: December 21, 2017Date of Patent: December 24, 2019Assignee: Seiko Epson CorporationInventor: Tatsuya Hara
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Method for changing the identification code of a light source in visible light communication systems
Patent number: 10484090Abstract: The invention relates to a method for changing the identification code of a light source in a visible light communication system, which visible light communication system comprises the light source, a driver system to drive the light source, and a server that is not able to communicate directly with the driver system, and which method makes use of a first mobile device comprising an image sensor, a processing unit, a network adapter, and a transmitter, wherein the processing unit is configured to process an output of the image sensor, wherein the processing unit is configured to communicate with the server via the network adapter, and wherein the processing unit is configured to send signals to the driver system using the transmitter, said method comprising the following steps: a. receiving a signal from the server by the network adapter of the first mobile device, said signal comprising a command to change the identification code of the light source from a first ID code to a second ID code; and b.Type: GrantFiled: May 3, 2016Date of Patent: November 19, 2019Assignee: ELDOLAB HOLDING B.V.Inventors: Marc Saes, Stephen Haight Lydecker -
Patent number: 10476594Abstract: A visible light communication system has a two-dimensional array of sources and an image sensor with a pixel grid defining a pixel direction (which in some embodiments is a rolling shutter direction). Modulation of the light flashes the sources to define a series of one-dimensional patterns encoding the data to be transmitted. The patterns extend in a direction that projects onto the imager orthogonal to the pixel direction. In the case of a rolling shutter, the pattern is orthogonal to the rolling shutter direction, which allows the encoding of multiple bits per line of the image frame. In other cases, the orthogonal direction obtains the maximum resolving power available from the image sensor.Type: GrantFiled: May 21, 2019Date of Patent: November 12, 2019Assignee: FORD GLOBAL TECHNOLOGIES, LLCInventors: David M. Herman, Grant Inskeep
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Patent number: 10447401Abstract: An optical transceiver including a MDIO interface, a logic device, a first memory, a first bus, a second bus, and a microcontroller. The logic device includes configuration data and an internal circuit reconfigurable according to the configuration data, and is electrically connected to the second bus. The first memory is configured to store the configuration data and electrically connected to the first bus. The microcontroller is configured to receive new configuration data from the external device through the MDIO interface and write the new configuration data to the first memory through the first bus for rewriting the configuration data in the case of receiving an update command from the external device, and configured to read the new configuration data stored in the first memory through the first bus and send the new configuration data to the logic device through the second bus in the case that the optical transmitter is activated.Type: GrantFiled: December 15, 2016Date of Patent: October 15, 2019Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventor: Yasuhiro Tanaka
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Patent number: 10446909Abstract: The present subject matter relates to one or more devices, systems and/or methods for providing wireless telecommunication services. A Small Form Factor Pluggable Unit (SFP) incorporates wireless capabilities, and includes an integrated or an external antenna. The SFP comprises wireless circuitry for transmitting and receive multiple and distinct wireless signals, including Wi-Fi and Bluetooth for communicating with various equipment and/or devices.Type: GrantFiled: October 17, 2016Date of Patent: October 15, 2019Inventor: Sean Iwasaki
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Patent number: 10409013Abstract: An optical fiber module includes a main body and at least one optical conducting set. One surface of the main body is formed with a recess set and an accommodation groove, the main body is formed with a reflection slot and a lens slot, disposed with a lens set on a surface of the lens slot, and disposed with a third lens close to the accommodation groove; the optical conducting set is disposed in the accommodation groove and includes a base material and at least one optical conducting member, one surface of the base material is formed with an optical pervious plane close to the third lens which is substantially corresponding to the optical pervious plane, the optical conducting member are formed on two surfaces of the base materials, and can allow a light source with different wavelengths to pass and allow light sources with other wavelengths to be reflected.Type: GrantFiled: October 5, 2018Date of Patent: September 10, 2019Assignee: ORANGETEK CORPORATIONInventors: Guan-Fu Lu, Chun-Yi Yeh, Chun-Chieh Chen, Chao-Hui Kuo
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Patent number: 10411801Abstract: Systems and methods are disclosed with one or more light emitting diodes (LEDs) with at least one optical transmitter and receiver optically coupled to an optical network over 1 Mbps using at least one LED with a first mode to communicate location and a second mode to communicate using broadband optical transmission; and a controller coupled to the LEDs, the controller communicating with the optical network using the optical transmitter and receiver.Type: GrantFiled: September 20, 2018Date of Patent: September 10, 2019Inventor: Bao Tran
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Patent number: 10396897Abstract: Methods and systems are provided for monitoring optical transceiver devices. In one embodiment, a method comprises predicting degradation of an optical transceiver device based on values of an operating parameter of the optical transceiver device obtained over time, and generating a notification of the degradation of the optical transceiver device. In this way, an optical transceiver device that is susceptible to degradation may be pre-emptively identified and replaced, thereby preventing failures of a communication system including the optical transceiver device.Type: GrantFiled: April 17, 2018Date of Patent: August 27, 2019Assignee: General Electric CompanyInventors: Peter Malave, Partha Natampalli, Aniruddha Banke Tiwari, Jonathan Clarence West, Steven James Huff
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Patent number: 10390409Abstract: This application discloses an optical module, including a circuit board, a lens assembly, a laser driver, and a limiting amplifier. Heat dissipation layers are disposed on the upper and lower surfaces of the circuit board. The laser driver and the limiting amplifier are mounted on the surface of the heat dissipation layer on the upper surface. Via holes are provided in projection regions of the laser driver and the limiting amplifier on the circuit board. Via holes penetrate the circuit board and are connected to the heat dissipation layers. Via holes are filled with a heat conductor, and the heat conductor is connected to the heat dissipation layers on the upper surface and the lower surface of the circuit board. The optical module disclosed in this application effectively dissipates heat generated by the laser driver and the limiting amplifier, thereby reducing the temperature in the optical module.Type: GrantFiled: December 29, 2017Date of Patent: August 20, 2019Assignees: Hisense Broadband Multimedia Technologies Co., Ltd., Hisense Broadband Multimedia Technologies, Ltd.Inventor: Long Zheng
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Patent number: 10367586Abstract: In some embodiments, an apparatus includes a quadrature amplitude modulation (QAM) optical modulator which includes a first phase modulator (PM), a second PM, a tunable optical coupler (TOC), and an optical combiner (OC). The TOC is configured to split a light wave at an adjustable power splitting ratio to produce a first split light wave and a second split light wave. The first PM is configured to modulate the first split light wave in response to a first multi-level electrical signal to produce a first modulated light wave. The second PM is configured to modulate the second split light wave in response to a second multi-level electrical signal to produce a second modulated light wave. The OC is then configured to combine the first modulated light wave and the second modulated light wave to generate a QAM optical signal.Type: GrantFiled: September 1, 2016Date of Patent: July 30, 2019Assignee: Juniper Networks, Inc.Inventors: Yang Yue, Bo Zhang, Qiang Wang
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Patent number: 10359586Abstract: An example optoelectronic module includes a housing that extends between a first end portion and a second end portion. The optoelectronic module includes a printed circuit board (“PCB”) that includes an electrical connector at the second end portion of the housing, at least one transmitter electrically coupled to the PCB and optically coupled with at least one optical fiber, at least one receiver electrically coupled to the PCB and optically coupled with at least one optical fiber, and at least one electromagnetic interference (“EMI”) attenuating component formed of a plastic material that is configured to attenuate EMI. The EMI attenuating component is configured to attenuate EMI generated by one or more other components of the optoelectronic module.Type: GrantFiled: October 2, 2015Date of Patent: July 23, 2019Assignee: FINISAR CORPORATIONInventors: Tat Ming Teo, John Hsieh, William H. Wang, Jinxiang Liu, Hon Siu Wee, Troy Wy Piew Chiang
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Patent number: 10355782Abstract: A modular node for an optical communication network includes one or more transceiver modules of a plurality of transceiver modules, and a node core including a plurality of electrical connectors to electrically join up to the plurality of transceiver modules to the node core. At least some of the transceiver modules has an optical transceiver configured to emit optical beams carrying data and without artificial confinement, and detect optical beams emitted and without artificial confinement. The up to the plurality of transceiver modules electrically joined to the node core are spatially separated to provide configurable coverage for optical communication based on their number and placement. And the node core further includes switching circuitry configured to connect the one or more transceiver modules to implement a redistribution point or a communication endpoint in the optical communication network.Type: GrantFiled: December 20, 2018Date of Patent: July 16, 2019Assignee: 8 RIVERS CAPITAL, LLCInventors: Michael W. Adams, William J. Brown, Dayong Zhou, Hannah Clark
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Patent number: 10356885Abstract: The invention provides a lighting system which includes a lighting device, a remote database and a controller. The lighting device includes at least a transceiver which includes at least one identification information and at least one security information. The remote database contains the identification information and an associated security information for each lighting device. The controller is adapted to retrieve the identification information of the transceiver, to retrieve the associated security information from the remote database, and to then use the associated security information to enable secure communication between the controller and the lighting device.Type: GrantFiled: August 23, 2016Date of Patent: July 16, 2019Assignee: SIGNIFY HOLDING B.V.Inventors: Peter Deixler, Leendert Teunis Rozendaal, Marco Haverlag
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Patent number: 10355804Abstract: An integrated apparatus with optical/electrical interfaces and protocol converter on a single silicon substrate. The apparatus includes an optical module comprising one or more modulators respectively coupled with one or more laser devices for producing a first optical signal to an optical interface and one or more photodetectors for detecting a second optical signal from the optical interface to generate a current signal. Additionally, the apparatus includes a transmit lane module coupled between the optical module and an electrical interface to receive a first electric signal from the electrical interface and provide a framing protocol for driving the one or more modulators. Furthermore, the apparatus includes a receive lane module coupled between the optical module and the electrical interface to process the current signal to send a second electric signal to the electrical interface.Type: GrantFiled: July 13, 2018Date of Patent: July 16, 2019Assignee: INPHI CORPORATIONInventor: Radhakrishnan L. Nagarajan
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Patent number: 10326634Abstract: Quadrature amplitude modulation (QAM) techniques for use in optical systems are described. An optical transceiver may include a modulator configured to modulate data according to a scaled set-partitioning QAM (SP-QAM) scheme. The modulator may be configured to receive a plurality of bits, associate the plurality of bits with a plurality of symbols according to the scaled (SP-QAM) scheme; and transmit the plurality of symbols over an optical channel. A demodulator in an optical receiver may receive the plurality of symbols transmitted over the optical channel and associate the received symbols with a plurality of bits according to the scaled (SP-QAM) scheme; and provide the plurality of bits to a forward error correction decoder.Type: GrantFiled: February 8, 2018Date of Patent: June 18, 2019Assignee: Acacia Communications, Inc.Inventors: Hongbin Zhang, Mehmet Aydinlik
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Patent number: 10312383Abstract: The present invention applies to the technical field of photoelectric detectors and provides a high-frequency photoelectric detector encapsulation base can-packaged by using a multi-layer ceramic, comprising a laminated multi-layer ceramic substrate, wherein the multi-layer ceramic substrate is welded with pins at a bottom and provided with a metal ring at a top; an upper surface and a lower surface of each layer of the ceramic substrate are both plated with a conductive metal layer; circuit connection holes are distributed in each layer of the ceramic substrate; the upper surface of the multi-layer ceramic substrate is provided with two power contacts and two differential signal contacts; and the power contacts and the differential signal contacts penetrate through each layer of the ceramic substrate to be connected to the corresponding pins.Type: GrantFiled: December 19, 2014Date of Patent: June 4, 2019Assignee: WUHAN TELECOMMUNICATION DEVICES CO., LTD.Inventors: Zhicheng Su, Tuquan Chen, Xuyu Song
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Patent number: 10314143Abstract: The invention relates to a method and a system for improving lighting control In said method, lighting information relating to the light emitted by a lighting device (3) and bodily data of a person present in the lighting area or in a predefined area of the lighting device (3) are detected using a means (1) for detecting bodily data, the bodily data and lighting information that have been detected at a specific, simultaneous point in time are assigned to one another and transmitted to a data collection system (2). The invention also relates to a method and a system for controlling a lighting device (3), in which method bodily data of a person present in the lighting area or in a predefined area of the lighting device (3) are detected using a means (1) for detecting bodily data, the lighting device (3) being controlled in accordance with the detected bodily data.Type: GrantFiled: April 29, 2016Date of Patent: June 4, 2019Assignee: ZUMTOBEL LIGHTING GMBHInventors: Rene Joppi, Gregor Mayr
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Patent number: 10302879Abstract: An optical communication module includes: a casing with an optical signal port and an electrical signal port arranged respectively on two ends of the casing; a circuit board assembly and an optical component assembly arranged inside the casing, the circuit board assembly including a circuit board and a control unit arranged on the circuit board; a fiber-optic communication cable connected to the optical signal port; and a status indicator unit arranged on the fiber-optic communication cable.Type: GrantFiled: September 12, 2017Date of Patent: May 28, 2019Assignee: InnoLight Technology (Suzhou) Ltd.Inventor: Kewu Wang
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Patent number: 10295751Abstract: A method and network are provided for a reconfigurable optical sensor network. The method includes configuring, by a controller, the reconfigurable optical sensor network, including one or more reconfigurable optical space switches, for a type of sensor data. The method also includes generating sensor data in the type of sensor data with one or more of a plurality of bidirectional sensors. The method additionally includes sending the sensor data to one or more optical star couplers. The method further includes forwarding the sensor data from one of the one or more optical star couplers to the one of one or more reconfigurable optical space switches.Type: GrantFiled: February 28, 2018Date of Patent: May 21, 2019Assignee: NEC CorporationInventors: Ivan B. Djordjevic, Shaoliang Zhang, Ting Wang
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Patent number: 10277312Abstract: Embodiments of the present disclosure provide a method for adjusting a LOS alarm decision threshold and an optical module. The method includes: receiving an optical signal; determining a power value of the optical signal and an amplitude of an electrical signal converted from the optical signal; determining a first numeric relation between the power value and a preset threshold, and a second numeric relation between the amplitude value and a preset decision threshold; and adjusting the decision threshold according to the first numeric relation and the second numeric relation. The method for adjusting a LOS alarm decision threshold and the optical module provided in the embodiments of the present invention can improve the efficiency in setting the LOS alarm decision threshold.Type: GrantFiled: December 23, 2016Date of Patent: April 30, 2019Assignees: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD., HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES, LTD.Inventors: Dengshan Xue, Qisheng Zhao
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Patent number: 10277835Abstract: A system comprising cascaded standardized hot-pluggable transceiving units for providing scaling and positioning functionalities. A first layer comprises a plurality of transceiving units implementing a scaling functionality followed by a pre-positioning functionality. A second layer comprises a transceiving unit implementing a scaling functionality followed by a positioning functionality. Source video streams are scaled by the first layer, and further combined to generate primary mosaiced video streams. The primary mosaiced video streams are scaled and combined by the second layer to generate a secondary mosaiced video stream. Alternatively, the first layer comprises at least one transceiving unit only implementing the scaling functionality. Source video streams are scaled by the first layer to generate primary scaled video streams. The primary scaled video streams are scaled and combined by the second layer to generate a mosaiced video stream.Type: GrantFiled: December 6, 2017Date of Patent: April 30, 2019Assignee: EMBRIONIX DESIGN INC.Inventors: Renaud Lavoie, Louis Caron, Joel Martel, Daniel Tremblay
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Patent number: 10225023Abstract: The disclosed apparatus may include (1) a switch-fabric circuit board that includes at least one switch-fabric circuit that facilitates communicative connectivity between packet forwarding engines within a rackmount network device and (2) a plurality of optic circuit boards that are each communicatively connected to the switch-fabric circuit board. In this example, the optic circuit boards may include a plurality of packet forwarding engines that are communicatively connected to one another via the switch-fabric circuit and a plurality of communication ports that are each communicatively connected to at least one of the packet forwarding engines. In addition, the switch-fabric circuit board may reside between at least two of the optic circuit boards within the rackmount network device. Various other apparatuses, systems, and methods are also disclosed.Type: GrantFiled: April 26, 2017Date of Patent: March 5, 2019Assignee: Juniper Networks, IncInventors: Troy M. Sheets, Terence H. Ng, Cetin Diken
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Patent number: 10211924Abstract: An optical transmission device is provided. The optical transmission device is coupled between a first electronic device and a second electronic device, and includes a first optical transceiver module coupled to the first electronic device; a second optical transceiver module coupled to the second electronic device; and first and second optical fibers coupled between the first optical transceiver module and the second optical transceiver module, wherein the second optical transceiver module transmits an optical signal to the first optical transceiver module periodically when the second electronic device is idle for a first predetermined period.Type: GrantFiled: January 8, 2015Date of Patent: February 19, 2019Assignee: VIA TECHNOLOGIES, INC.Inventors: Cheng-Ming Ying, Yu-Lung Lin
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Patent number: 10197615Abstract: A partial discharge acquisition system includes: a synchronization signal sensor device including a sensor module structured to remotely detect a first synchronization electromagnetic signal generated by an alternate current electrical voltage associated with the operation of an electrical object and provide a corresponding first detected electrical signal; a transmitting device structured to irradiate a second synchronization electromagnetic signal related with the first detected electrical signal; a partial discharge detection apparatus including: a receiving device structured to receive the second synchronization electromagnetic signal and generate a corresponding received electrical signal representing at least a timing parameter of the alternate current electrical voltage, the receiving device and the transmitting device being configured to establish a wireless communication link defining a deterministic transmission delay.Type: GrantFiled: October 5, 2012Date of Patent: February 5, 2019Assignee: PRYSMIAN S.p.A.Inventors: Antonio Di Stefano, Roberto Candela, Giuseppe Fiscelli, Giuseppe Costantino Giaconia
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Patent number: 10191523Abstract: In accordance with embodiments of the present disclosure, a method may include based on a power consumed by at least one information handling resource and thermal resistances associated with heat-rejecting media thermally coupled to the at least one information handling resource, calculating an exhaust temperature of the heat-rejecting media proximate to an exhaust of an enclosure housing the at least one information handling resource. The method may also include based on the exhaust temperature, controlling at least one of an operating frequency of the at least one information handling resource and a flow rate of fluid proximate to the heat-rejecting media.Type: GrantFiled: August 3, 2015Date of Patent: January 29, 2019Assignee: Dell Products L.P.Inventors: Thomas Alexander Shows, Travis C. North, Deeder M. Aurongzeb, Austin Michael Shelnutt, Christopher M. Helberg
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Patent number: 10191140Abstract: Various embodiments disclosed herein include a method for determining the position of a computing device. The method may include obtaining, by the computing device, an image of a subset of luminaries from a plurality of luminaires located in an indoor environment, in which each subset grouping of luminaires in the plurality of luminaires is uniquely identifiable. The computing device may then compare the subset of luminaires to a database storing each uniquely identifiable subset grouping of luminaires in the plurality of luminaires, in which the database includes position information for each luminaire in the plurality of luminaires, and determine the position of the computing device based on the comparison of the subset of luminaries to the database.Type: GrantFiled: June 1, 2017Date of Patent: January 29, 2019Assignee: OSRAM SYLVANIA Inc.Inventors: Yang Li, Christian Breuer, Bernhard Siessegger
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Patent number: 10158426Abstract: A system management method and resource for managing a plurality of managed servers in a data center includes providing a firmware update to a plurality of digital light transmitters located in the data center. Each transmitter may be associated with a corresponding subset of the managed servers and each managed server subset may include one or more digital light receivers. The transmitters may be configured to generate digital light indicative of the firmware update by modulating one or more visible light carrier signals in accordance with a modulation technique and the firmware update. Each transmitter may employ LiFi as the digital light protocol and each receiver may comprise a LiFi compliant receiver.Type: GrantFiled: April 28, 2017Date of Patent: December 18, 2018Assignee: Dell Products L.P.Inventors: Shivendra Katiyar, Naman Goel
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Patent number: 10133001Abstract: An optical fiber cable for bi-directional communication of optical signals is disclosed. The optical fiber cable has a primary multimode optical fiber with an alpha value of ? and is concatenated to a compensating fiber with an alpha value ?, wherein 1.2?(????)??0.1. The optical fiber cable has a reach between 50 m and 800 m. Modules that employ a plurality of concatenated primary and compensating optical fibers are also disclosed. A bi-directional optical fiber communications system that operates at two different wavelengths is also disclosed.Type: GrantFiled: May 26, 2016Date of Patent: November 20, 2018Assignee: Corning Optical Communications LLCInventors: Scott Robertson Bickham, Xin Chen, John Douglas Coleman, Ming-Jun Li
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Patent number: 10128554Abstract: A printed circuit board includes a first signal line inside a first dielectric layer; a first ground conductor layer and a second ground conductor layer; a second signal line disposed on the first ground conductor layer; a signal via for connecting the first signal line and the second signal line; and ground vias formed surrounding the signal via. The ground vias include first ground vias formed at respective first points, second ground vias formed at respective second points. The first points are placed on the line of a first polygon, and the second points are placed on the line of a second polygon, and the distances between adjacent first points and those between adjacent second points are all equal to or shorter than a first distance, and at least one second point is placed within the first distance from each of the adjacent first points.Type: GrantFiled: March 16, 2017Date of Patent: November 13, 2018Assignee: Oclaro Japan, Inc.Inventors: Osamu Kagaya, Koyu Takahashi
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Patent number: 10128953Abstract: An optical transceiver configured to operate in a host device includes an electrical interface communicatively coupled to the host device to interface electrically with the host device, wherein the optical transceiver is compliant with a Multi-Source Agreement (MSA) which is supported by the host device; optical transceiver components communicatively coupled to the electrical interface, wherein the optical transceiver components are configured to optically interface signals with a second optical transceiver to form an optical link; and electronic dispersion compensation circuitry communicatively coupled to the optical transceiver components and configured to electronically compensate for optical fiber chromatic and/or polarization mode dispersion associated with the optical link, separate and independent from the host device.Type: GrantFiled: October 11, 2017Date of Patent: November 13, 2018Assignee: Menara Networks, Inc.Inventors: Siraj Nour Elahmadi, Salam Elahmadi, Adam R. Hotchkiss, Gabriel E. Cardona
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Patent number: 10122523Abstract: A multi-channel receiver that includes a first clock recovery unit configured to recover a first clock signal associated with a first optical channel is disclosed. A first coefficient estimation unit estimates a first set of coefficients using the first clock signal. A second clock recovery unit configured to recover a second clock signal associated with a second optical channel using the first clock signal as a reference clock signal. A second coefficient estimation unit estimates a second set of coefficients using the first set of coefficients.Type: GrantFiled: March 6, 2017Date of Patent: November 6, 2018Assignee: Finisar CorporationInventors: Ilya Lyubomirsky, The′ Linh Nguyen
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Patent number: 10080312Abstract: Provided is a QSFP+ patch panel, comprising: a circuit board; a plurality of pairs of QSFP+ sockets connected to one another via conductive traces of the circuit board; and one or more microcontrollers coupled to at least two of the conductive traces of each pair of QSFP+ sockets. The one or more microcontrollers comprise memory storing instructions that when executed cause the one or more microcontrollers to perform operations comprising: obtaining configuration settings for the QSFP+ sockets; and configuring connections of the QSFP+ sockets based on the configuration settings.Type: GrantFiled: March 9, 2016Date of Patent: September 18, 2018Assignee: Vapor IO Inc.Inventors: Colton Malone Crawford, Steven White
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Patent number: 10075244Abstract: Systems for a PLM configured active optical module (AOM) with native and non-native-network element support are provided. A system includes a non-native network element having a first port with a first inventory interface; a first pluggable AOM installed in the first port and coupled to the first inventory interface, where in response to a request to read a table entry the first pluggable AOM provides PLM information to the non-native network element; an extended network element having a second port with a second inventory interface; and a second pluggable AOM installed in the second port and coupled to the second inventory interface, where in response to a request to read a table entry, processing devices provide PLM information to the extended network element.Type: GrantFiled: August 17, 2017Date of Patent: September 11, 2018Assignee: CommScope Technologies LLCInventor: Joseph C. Coffey
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Patent number: 10050410Abstract: A transistor outline (TO) package may include a TO cap. The TO package may include a TO header. The TO header may include a header stem of a first material and a first coefficient of thermal expansion (CTE) value. The TO header may include a header base of a second material and a second CTE value. The first material and the second material may be different. The first CTE value and the second CTE value may be different. The first CTE value and the second CTE value may be within a threshold percentage of each other.Type: GrantFiled: February 15, 2017Date of Patent: August 14, 2018Assignee: Lumentum Operations LLCInventors: Jack Xu, Yonghong Guo, Nicolas Guerin, Lihua Wang, Yaogeng Ding
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Patent number: 10050656Abstract: A small form-factor pluggable (SFP) transceiver provided for being inserted into an electrical connection slot includes a housing, two electrical signal connectors, a circuit board, and two flexible assemblies. The housing defines an accommodating space. Each electrical signal connector has an inserting end arranged outside a front end of the housing and an opposite connecting end arranged in the accommodating space. The circuit board is fixed to the housing and is arranged in the accommodating space. Each flexible assembly has an end detachably connected to the circuit board and an opposite end detachably connected to the respective electrical signal connector. The SFP transceiver is configured to receive a signal, and the signal travels from the each electrical signal connector to the circuit board through the corresponding flexible assembly. Each flexible assembly, the corresponding electrical signal connector, and the circuit board are configured to be independently tested.Type: GrantFiled: January 11, 2018Date of Patent: August 14, 2018Assignee: AXCEN PHOTONICS CORP.Inventor: Yi-Ming Chen
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Patent number: 10050709Abstract: The present invention relates to the field of optical module, and provides a high-speed optical module for an optical fiber channel. The optical module can be used for 16G optical fiber channel, and comprises parts for emitting, receiving, clock data recovery and controlling. The optical module can be downward compatible with the application of 8G optical fiber channel and 4G optical fiber channel, support the diagnostic tests on optical circuit loopback and electrical circuit loopback, and provide stable receiving alarming.Type: GrantFiled: December 19, 2014Date of Patent: August 14, 2018Assignee: WUHAN TELECOMMUNICATION DEVICES CO., LTD.Inventors: Yan Qin, Liu Bo, Jin Yang
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Patent number: 10009109Abstract: A Pulse Amplitude Modulated (PAM) optical device utilizing multiple wavelengths, features a communications interface having enhanced diagnostics capability. New registers are created to house additional diagnostic information, such as error rates. The diagnostic information may be stored in raw form, or as processed on-chip utilizing local resources.Type: GrantFiled: August 28, 2017Date of Patent: June 26, 2018Assignee: INPHI CORPORATIONInventors: Todd Rope, Radhakrishnan L. Nagarajan, Jamal Riani, Pulkit Khandelwal
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Patent number: 10009108Abstract: An apparatus adapted to operate a pluggable optical transceiver in a plurality of modulation schemes includes core circuitry adapted to interface with a host device, wherein the host device is adapted to support the pluggable optical transceiver; direct detection modulation circuitry communicatively coupled to the core circuitry; coherent modulation circuitry communicatively coupled to the core circuitry; and selection circuitry adapted to operate one of the direct detection modulation circuitry and the coherent modulation circuitry based on a selection depending on an application of the pluggable optical transceiver.Type: GrantFiled: September 13, 2016Date of Patent: June 26, 2018Assignee: Menara Networks, Inc.Inventors: Salam Elahmadi, Siraj Nour Elahmadi, George H. Buabbud, Gabriel E. Cardona, Qingzhong Cai, Qing Zhang, Barry Coles
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Patent number: 9998215Abstract: A diagnostic testing utility is used to perform single link diagnostics tests including an electrical loopback test, an optical loopback test, a link traffic test, and a link distance measurement test. To perform the diagnostic tests, two ports at each end of a link are identified and then statically configured by a user. The ports will be configured as D_Ports and as such will be isolated from the fabric with no data traffic flowing through them. The ports will then be used to send test frames to perform the diagnostic tests.Type: GrantFiled: June 27, 2016Date of Patent: June 12, 2018Assignee: Brocade Communications Systems LLCInventors: David Aaron Skirmont, Saumitra Buragohain, Balakrishna Wusirika, Badrinath Kollu, Kyuh Kim
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Patent number: 9991740Abstract: In accordance with the present disclosure, a system and method for providing a battery back-up unit (BBU) for a rack-level power infrastructure is described. The system may include a chassis sized to fit within a commodity power supply unit (PSU) slot in a power distribution unit (PDU). A battery may be disposed within the chassis, and at least one power module coupled to the battery. The system may also include a power module controller coupled to the at least one power module, and a form-factor connector coupled to the power module controller and the at least one power module.Type: GrantFiled: December 8, 2015Date of Patent: June 5, 2018Assignee: Dell Products L.P.Inventors: Edmond I. Bailey, Joseph A. Vivio