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公开(公告)号：US20140321488A1
公开(公告)日：2014-10-30
申请号：US14266248
申请日：2014-04-30
Applicant: Futurewei Technologies, Inc.
Inventor： Hongmin Chen , Xuejin Yan , Rongshen Miao , Xiao Shen , Zongrong Liu
IPC: H01S3/042 , H01L21/311
CPC classification number: H01S5/0612 , G02B2006/12176 , H01L21/311 , H01S3/042 , H01S5/02453 , H01S5/02461 , H01S5/0261 , H01S5/0425 , H01S5/06256 , H01S5/125 , H01S5/2086 , H01S5/209 , H01S5/2275 , H01S5/5045
Abstract: A monolithically integrated thermal tunable laser comprising a layered substrate comprising an upper surface and a lower surface, and a thermal tuning assembly comprising a heating element positioned on the upper surface, a waveguide layer positioned between the upper surface and the lower surface, and a thermal insulation layer positioned between the waveguide layer and the lower surface, wherein the thermal insulation layer is at least partially etched out of an Indium Phosphide (InP) sacrificial layer, and wherein the thermal insulation layer is positioned between Indium Gallium Arsenide (InGaAs) etch stop layers.
Abstract translation: 一种单片集成的热可调激光器，包括包括上表面和下表面的分层衬底，以及包括位于上表面上的加热元件的热调节组件，位于上表面和下表面之间的波导层，以及热 绝缘层位于所述波导层和所述下表面之间，其中所述绝热层至少部分地从磷化铟（InP）牺牲层蚀刻出去，并且其中所述绝热层位于砷化镓（InGaAs）蚀刻停止点之间 层。
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公开(公告)号：US09843397B2
公开(公告)日：2017-12-12
申请号：US15007971
申请日：2016-01-27
Applicant: Futurewei Technologies, Inc.
Inventor： Feng Wang , Xuejin Yan , Bo Gao , Frank Effenberger
IPC: H04B10/564 , H04J14/02 , H04B10/50 , H01S5/0625 , H04B10/572 , H01S5/024 , H01S5/068 , H04B10/079 , H01S5/022 , H01S5/062 , H01S5/0687
CPC classification number: H04B10/572 , H01S5/02284 , H01S5/02415 , H01S5/06216 , H01S5/06256 , H01S5/06804 , H01S5/0687 , H04B10/07955 , H04B10/503 , H04B10/50575 , H04B10/564 , H04J14/0221 , H04J14/0223 , H04J14/0278 , H04J14/0282
Abstract: An optical network unit (ONU) comprising a media access controller (MAC) configured to support biasing a laser transmitter to compensate for temperature related wavelength drift receiving a transmission timing instruction from an optical network control node, obtaining transmission power information for the laser transmitter, estimating a burst mode time period for the laser transmitter according to the transmission timing instruction, and calculating a laser phase fine tuning compensation value for the laser transmitter according to the burst mode time period and the transmission power information, and forwarding the laser phase fine tuning compensation value toward a bias controller to support biasing a phase of the laser transmitter.
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公开(公告)号：US20170315386A1
公开(公告)日：2017-11-02
申请号：US15144559
申请日：2016-05-02
Applicant: Futurewei Technologies, Inc.
Inventor： Jianmin Gong , Xuejin Yan , Dekun Liu , Liqiang Yu , Shengping Li , Jing Hu
CPC classification number: G02F1/015 , G02F1/21 , G02F2001/0151 , G02F2201/346 , G02F2203/055 , H04J14/0215
Abstract: An optical filter comprising a first distributed Bragg reflector (DBR) layer, a second DBR layer, and an intrinsic semiconductor layer positioned between the first DBR layer and the second DBR layer, with the intrinsic semiconductor layer providing a passband wavelength for the optical filter based on a carrier density of the intrinsic semiconductor layer.
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公开(公告)号：US09577408B2
公开(公告)日：2017-02-21
申请号：US14986239
申请日：2015-12-31
Applicant: Futurewei Technologies, Inc.
Inventor： Hongmin Chen , Xuejin Yan , Rongsheng Miao , Xiao Shen , Zongrong Liu
IPC: H01S5/06 , H01S3/042 , H01L21/311 , H01S5/026 , H01S5/042 , H01S5/20 , H01S5/0625 , H01S5/125 , H01S5/50 , G02B6/12
CPC classification number: H01S5/0612 , G02B2006/12176 , H01L21/311 , H01S3/042 , H01S5/02453 , H01S5/02461 , H01S5/0261 , H01S5/0425 , H01S5/06256 , H01S5/125 , H01S5/2086 , H01S5/209 , H01S5/2275 , H01S5/5045
Abstract: A monolithically integrated thermal tunable laser comprising a layered substrate comprising an upper surface and a lower surface, and a thermal tuning assembly comprising a heating element positioned on the upper surface, a waveguide layer positioned between the upper surface and the lower surface, and a thermal insulation layer positioned between the waveguide layer and the lower surface, wherein the thermal insulation layer is at least partially etched out of an Indium Phosphide (InP) sacrificial layer, and wherein the thermal insulation layer is positioned between Indium Gallium Arsenide (InGaAs) etch stop layers.
Abstract translation: 一种单片集成的热可调激光器，包括包括上表面和下表面的分层衬底，以及包括位于上表面上的加热元件的热调节组件，位于上表面和下表面之间的波导层，以及热 绝缘层位于所述波导层和所述下表面之间，其中所述绝热层至少部分地从磷化铟（InP）牺牲层蚀刻出去，并且其中所述绝热层位于砷化镓（InGaAs）蚀刻停止点之间 层。
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公开(公告)号：US09560428B2
公开(公告)日：2017-01-31
申请号：US14280191
申请日：2014-05-16
Applicant: Futurewei Technologies, Inc.
Inventor： Xuejin Yan
CPC classification number: H04Q11/0005 , H04J14/0246 , H04J14/0247 , H04J14/025 , H04J14/0252 , H04J14/0265 , H04J14/0282 , H04Q2011/0018 , H04Q2011/0022
Abstract: An apparatus comprising a first tunable transmitter array comprising a first tunable transmitter and a second tunable transmitter and a cyclic array waveguide grating (AWG) wavelength router coupled to the first tunable transmitter array, wherein the cyclic AWG wavelength router comprises a plurality of input ports and a plurality of output ports, wherein the cyclic AWG wavelength router is configured to receive a first optical signal emitted from a first tunable transmitter via a first input port of the plurality of input ports, receive a second optical signal emitted from a second tunable transmitter via the first input port of the plurality of input ports, and route the first optical signal and the second optical signal to the output ports dependent on one or more wavelengths used to encode the first optical signal and the second optical signal.
Abstract translation: 一种包括第一可调谐发射器阵列的装置，包括第一可调谐发射器和第二可调谐发射器以及耦合到第一可调谐发射器阵列的循环阵列波导光栅（AWG）波长路由器，其中所述循环AWG波长路由器包括多个输入端口和 多个输出端口，其中所述循环AWG波长路由器被配置为经由所述多个输入端口的第一输入端口接收从第一可调谐发射器发射的第一光信号，经由所述多个输入端口接收从第二可调谐发射器发射的第二光信号经由 多个输入端口的第一输入端口，并且根据用于编码第一光信号和第二光信号的一个或多个波长将第一光信号和第二光信号路由到输出端口。
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Patent Agency Ranking
16.发明授权Flexible grid TWDM-PON architecture and intelligent set-up for TWDM-PON 有权TWDM-PON灵活网格TWDM-PON架构和智能化设置公开(公告)号：US09432140B2
公开(公告)日：2016-08-30
申请号：US14541018
申请日：2014-11-13
Applicant: Futurewei Technologies, Inc.
Inventor： Xuejin Yan , Feng Wang
CPC classification number: H04J14/0223 , G02B6/29344 , G02B6/29361 , G02B6/2938 , H04B10/27 , H04J14/0282 , H04J14/08 , H04Q11/0067 , H04Q2011/0009 , H04Q2011/0015 , H04Q2011/0016 , H04Q2011/0086
Abstract: An approach to proving a flexible grid architecture for time and wavelength division multiplexed passive optical networks is described. One embodiment includes an optical transmitter array configured to transmit an optical signal, an optical combiner coupled to the optical transmitter array configured to receive unlocked wavelengths from the optical transmitter array and output a single optical signal, and an optical amplifier coupled to the optical combiner configured to boost downstream optical power. In some embodiments, a WDM filter is coupled to the optical amplifier, and a tunable optical network units (ONUs) coupled to the WDM filter configured to transmit and receive the optical signals. In still other embodiments, a cyclic demultiplexer is coupled to the optical splitter and connects to an optical receiver array configured to receive optical signals.
Abstract translation: 描述了一种验证时间和波分复用无源光网络灵活网格架构的方法。 一个实施例包括被配置为发送光信号的光发射器阵列，耦合到光发射器阵列的光组合器，其被配置为从光发射器阵列接收解锁的波长并输出单个光信号，以及耦合到配置的光合成器的光放大器 以提升下游光功率。 在一些实施例中，WDM滤波器耦合到光放大器，以及耦合到配置成发送和接收光信号的WDM滤波器的可调谐光网络单元（ONU）。 在其他实施例中，循环解复用器耦合到光分路器并且连接到被配置为接收光信号的光接收器阵列。
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公开(公告)号：US20160111856A1
公开(公告)日：2016-04-21
申请号：US14969610
申请日：2015-12-15
Applicant: Futurewei Technologies, Inc.
Inventor： Xuejin Yan , Jianmin Gong , Hongbing Lei , Jianhe Gao
CPC classification number: H01S5/0612 , H01S5/02453 , H01S5/0261 , H01S5/06216 , H01S5/12 , H01S5/2222 , H01S5/227 , H01S5/3054 , H01S5/3211 , H01S5/323 , H01S5/3235 , H01S2301/176
Abstract: An apparatus comprising a burst-mode laser comprising an active layer and configured to emit an optical signal during a burst period, wherein a temperature change of the burst-mode laser causes the optical signal to shift in wavelength, and a heater thermally coupled to the active layer and configured to reduce a wavelength shift of the optical signal during the burst period by applying heat to the active layer based on timing of the burst period.
Abstract translation: 一种包括突发模式激光器的装置，包括有源层并且被配置为在突发周期期间发射光信号，其中突发模式激光器的温度变化导致光信号在波长上移位，并且加热器热耦合到 有源层，并且被配置为基于突发周期的定时，在突发周期期间通过向有源层施加热来减少光信号的波长偏移。
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公开(公告)号：US09281899B2
公开(公告)日：2016-03-08
申请号：US14514080
申请日：2014-10-14
Applicant: Futurewei Technologies, Inc.
Inventor： Feng Wang , Xuejin Yan , Bo Gao , Frank Effenberger
IPC: H04B10/564 , H04B10/50 , H04Q11/00 , H04J14/02 , H04B10/572 , H01S5/0625 , H01S5/068 , H01S5/022 , H01S5/024 , H01S5/062 , H01S5/0687
CPC classification number: H04B10/572 , H01S5/02284 , H01S5/02415 , H01S5/06216 , H01S5/06256 , H01S5/06804 , H01S5/0687 , H04B10/07955 , H04B10/503 , H04B10/50575 , H04B10/564 , H04J14/0221 , H04J14/0223 , H04J14/0278 , H04J14/0282
Abstract: An optical network unit (ONU) comprising a media access controller (MAC) configured to support biasing a laser transmitter to compensate for temperature related wavelength drift receiving a transmission timing instruction from an optical network control node, obtaining transmission power information for the laser transmitter, estimating a burst mode time period for the laser transmitter according to the transmission timing instruction, and calculating a laser phase fine tuning compensation value for the laser transmitter according to the burst mode time period and the transmission power information, and forwarding the laser phase fine tuning compensation value toward a bias controller to support biasing a phase of the laser transmitter.
Abstract translation: 一种光网络单元（ONU），包括媒体访问控制器（MAC），其被配置为支持偏置激光发射机以补偿从光网络控制节点接收传输定时指令的温度相关波长漂移，获得激光发射机的发射功率信息， 根据发送定时指令估计激光发射机的突发模式时间周期，并根据突发模式时间周期和发射功率信息计算激光发射机的激光相位微调补偿值，并将激光相位微调 补偿值偏向偏置控制器以支持偏置激光发射器的相位。
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公开(公告)号：US09768903B2
公开(公告)日：2017-09-19
申请号：US15218811
申请日：2016-07-25
Applicant: Futurewei Technologies, Inc.
Inventor： Xuejin Yan , Feng Wang
CPC classification number: H04J14/0223 , G02B6/29344 , G02B6/29361 , G02B6/2938 , H04B10/27 , H04J14/0282 , H04J14/08 , H04Q11/0067 , H04Q2011/0009 , H04Q2011/0015 , H04Q2011/0016 , H04Q2011/0086
Abstract: An approach to proving a flexible grid architecture for time and wavelength division multiplexed passive optical networks is described. One embodiment includes an optical transmitter array configured to transmit an optical signal, an optical combiner coupled to the optical transmitter array configured to receive unlocked wavelengths from the optical transmitter array and output a single optical signal, and an optical amplifier coupled to the optical combiner configured to boost downstream optical power. In some embodiments, a WDM filter is coupled to the optical amplifier, and a tunable optical network unit (ONU) coupled to the WDM filter is configured to transmit and receive the optical signals. In still other embodiments, a cyclic demultiplexer is coupled to the optical splitter and connects to an optical receiver array configured to receive optical signals.
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公开(公告)号：US20170070030A1
公开(公告)日：2017-03-09
申请号：US15356241
申请日：2016-11-18
Applicant: Futurewei Technologies, Inc.
Inventor： Xuejin Yan , Jianmin Gong , Hongbing Lei , Jianhe Gao
CPC classification number: H01S5/0612 , H01S5/02453 , H01S5/0261 , H01S5/06216 , H01S5/12 , H01S5/2222 , H01S5/227 , H01S5/3054 , H01S5/3211 , H01S5/323 , H01S5/3235 , H01S2301/176
Abstract: An apparatus comprising a laser comprising an active layer and configured to emit an optical signal, wherein a temperature change of the laser causes the optical signal to shift in wavelength, and a heater thermally coupled to the active layer and configured to reduce a wavelength shift of the optical signal by applying heat to the active layer.
Abstract translation: 一种包括激光器的装置，包括有源层并且被配置为发射光信号，其中所述激光器的温度变化导致所述光信号在波长上移位，以及热耦合到所述有源层的加热器，并且被配置为减少波长偏移 通过向活性层施加热量的光信号。
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