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公开(公告)号：US09815688B2
公开(公告)日：2017-11-14
申请号：US14495475
申请日：2014-09-24
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves , Dominic John Goodwill
CPC classification number: B81B7/008 , G02B6/2935 , G02B6/30 , G02B6/32 , G02B6/3512 , G02B6/3556 , G02B26/0841
Abstract: In one embodiment, a method of aligning mirrors of a micro-electro-mechanical system (MEMS) photonic switch includes illuminating a first group of photodiodes associated with a first mirror of a first mirror array of the MEMS photonic switch by a first control beam during a first period of time and illuminating a second group of photodiodes associated with a second mirror of the first mirror array by a second control beam during a second period of time, where the second control beam is off during the first period of time, where the first control beam is off during the second period of time, and where the second period of time is after the first period of time. The method also includes illuminating the first group of photodiodes by the first control beam during a third period of time, where the second control beam is off during the third period of time, and where the third period of time is after the second period of time.
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公开(公告)号：US20160334575A1
公开(公告)日：2016-11-17
申请号：US14710272
申请日：2015-05-12
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves , Dominic John Goodwill , Patrick Dumais
IPC: G02B6/126
CPC classification number: G02B6/126 , G02B6/2793 , G02B6/3546 , G02B2006/12145 , H04Q3/526
Abstract: A method for photonic device includes an optical macromodule substrate including optical interconnects and a first photonic integrated circuit (PIC) including a first photonic switch, where the first PIC is mechanically coupled to the optical macromodule substrate and optically coupled to the optical interconnect. The photonic device also includes a PIC controller electrically coupled to the first PIC.
Abstract translation: 一种用于光子器件的方法包括包括光学互连的光学大块模块衬底和包括第一光子开关的第一光子集成电路（PIC），其中第一PIC被机械耦合到光学大型模块衬底并且光学耦合到光学互连。 光子器件还包括电耦合到第一PIC的PIC控制器。
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公开(公告)号：US09860614B2
公开(公告)日：2018-01-02
申请号：US14711098
申请日：2015-05-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves
CPC classification number: H04Q11/0003 , H04Q11/0005 , H04Q2011/0039 , H04Q2011/0045 , H04Q2011/005
Abstract: A method includes comparing a length of a first packet to a threshold, determining that the first packet is a short packet when the length of the first packet is less than the threshold, and determining that the first packet is a long packet when the length of the first packet is greater than or equal to the threshold. The method also includes when the first packet is a long packet placing the first packet in a long packet container and transmitting the long packet container to a photonic switch. Additionally, the method includes when the first packet is a short packet placing a first portion of the first packet in a first short packet container, where the first short packet container includes a sequence number, a source top-of-rack switch (TOR) address, and a destination TOR address and transmitting the first short packet container to an electronic switch.
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公开(公告)号：US09654849B2
公开(公告)日：2017-05-16
申请号：US14713403
申请日：2015-05-15
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves
IPC: H04J14/00 , H04Q11/00 , H04L12/56 , H04L12/875
CPC classification number: H04Q11/0003 , H04L45/741 , H04L47/56 , H04Q11/0005 , H04Q2011/0045 , H04Q2011/005
Abstract: A method includes receiving a first packet payload, and where the first packet payload originates from a first top-of-rack switch (TOR) and receiving a second packet payload, where the second packet payload originates from a second TOR. The method also includes placing the first packet payload in a transport container and placing the second packet payload in the transport container. Additionally, the method includes transmitting the transport container to a photonic switch.
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15.发明申请公开(公告)号：US20170038577A1
公开(公告)日：2017-02-09
申请号：US15333930
申请日：2016-10-25
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves , Dominic John Goodwill
CPC classification number: G02B26/0833 , G01B11/272 , G01J1/44 , G01J2001/446 , G02B6/3518 , G02B6/3556 , G02B26/0841
Abstract: In one embodiment, a micro-electro-mechanical-system (MEMS) photonic switch includes a first plurality of collimators including a first collimator configured to receive a first traffic optical beam having a traffic wavelength and a first control optical beam having a control wavelength, where a first focal length of the first collimators at the traffic wavelength is different than a second focal length of the first collimators at the control wavelength. The MEMS photonic switch also includes a first mirror array optically coupled to the first plurality of collimators, where the first mirror array including a first plurality of first MEMS mirrors integrated on a first substrate and a first plurality of first photodiodes integrated on the first substrate, where the photodiodes are disposed in interstitial spaces between the MEMS mirrors.
Abstract translation: 在一个实施例中，微电子机械系统（MEMS）光子开关包括第一多个准直器，其包括被配置为接收具有业务波长的第一业务光束的第一准直仪和具有控制波长的第一控制光束， 其中在交通波长处的第一准直仪的第一焦距不同于处于控制波长的第一准直仪的第二焦距。 MEMS光子开关还包括光耦合到第一多个准直器的第一反射镜阵列，其中第一反射镜阵列包括集成在第一基板上的第一多个第一MEMS反射镜和集成在第一基板上的第一多个第一光电二极管， 其中光电二极管设置在MEMS镜之间的间隙空间中。
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Patent Agency Ranking
公开(公告)号：US20160337723A1
公开(公告)日：2016-11-17
申请号：US14711098
申请日：2015-05-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves
IPC: H04Q11/00
CPC classification number: H04Q11/0003 , H04Q11/0005 , H04Q2011/0039 , H04Q2011/0045 , H04Q2011/005
Abstract: A method includes comparing a length of a first packet to a threshold, determining that the first packet is a short packet when the length of the first packet is less than the threshold, and determining that the first packet is a long packet when the length of the first packet is greater than or equal to the threshold. The method also includes when the first packet is a long packet placing the first packet in a long packet container and transmitting the long packet container to a photonic switch. Additionally, the method includes when the first packet is a short packet placing a first portion of the first packet in a first short packet container, where the first short packet container includes a sequence number, a source top-of-rack switch (TOR) address, and a destination TOR address and transmitting the first short packet container to an electronic switch.
Abstract translation: 一种方法包括将第一分组的长度与阈值进行比较，当第一分组的长度小于阈值时，确定第一分组是短分组，以及当第一分组的长度小于阈值时，确定第一分组是长分组 第一个数据包大于或等于该阈值。 该方法还包括当第一分组是将第一分组放置在长分组容器中并将长分组容器发送到光子交换机的长分组时。 此外，该方法包括当第一分组是将第一分组的第一部分放置在第一短分组容器中的短分组时，其中第一短分组容器包括序列号，源机顶开关（TOR） 地址和目的地TOR地址，并将第一短包容器发送到电子交换机。
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公开(公告)号：US09341790B2
公开(公告)日：2016-05-17
申请号：US14203328
申请日：2014-03-10
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves
CPC classification number: G02B6/3584 , G02B6/3512 , G02B6/3556 , G02B26/0841
Abstract: In one embodiment, micro-electro-mechanical-system (MEMS) mirror structure includes an electrode plate including a first deflection electrode and a second deflection electrode, where the second deflection electrode is opposite the first deflection electrode, where the first deflection electrode is configured to receive a first drive voltage, and where the second deflection electrode is configured to receive a second drive voltage. The MEMS mirror structure also includes a mirror support pillar disposed on the electrode plate, where the mirror support pillar has a bearing surface and a mirror disposed above the bearing surface of the support pillar, where the mirror has a deflection angle, and where the first voltage is nonzero when the deflection angle is zero.
Abstract translation: 在一个实施例中，微电子机械系统（MEMS）反射镜结构包括包括第一偏转电极和第二偏转电极的电极板，其中第二偏转电极与第一偏转电极相对，其中第一偏转电极被配置 以接收第一驱动电压，并且其中第二偏转电极被配置为接收第二驱动电压。 MEMS反射镜结构还包括设置在电极板上的反射镜支撑柱，其中反射镜支撑柱具有支撑表面和设置在支撑柱的支承表面上方的反射镜，其中反射镜具有偏转角，并且其中第一 当偏转角为零时，电压为零。
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18.发明申请公开(公告)号：US20160087628A1
公开(公告)日：2016-03-24
申请号：US14964138
申请日：2015-12-09
Applicant: Huawei Technologies Co., LTD.
Inventor： Alan Frank Graves , Dominic John Goodwill
CPC classification number: H03K17/78 , G01B11/272 , G02B6/3518 , G02B6/3556 , G02B6/3588 , G02B26/0841 , G02B27/62 , H01H1/0036
Abstract: In one embodiment, a method includes reflecting, by a first mirror of a first mirror array of a micro-electro-mechanical system (MEMS) photonic switch, an optical control beam to produce an optical control beam spot on a second mirror array of the MEMS photonic switch and cyclic dithering of the first mirror to effective enlargement of a size of the optical control beam spot. The method also includes detecting, by a first photodiode having a first location on the second mirror array, a first intensity of the optical control beam spot.
Abstract translation: 在一个实施例中，一种方法包括通过微电子机械系统（MEMS）光子开关的第一反射镜阵列的第一反射镜反射光学控制光束，以在第二反射镜阵列的第二反射镜阵列上产生光学控制光束点 MEMS光子开关和第一镜的循环抖动有效地扩大了光学控制束斑的尺寸。 该方法还包括通过具有第二反射镜阵列上的第一位置的第一光电二极管来检测光学控制束点的第一强度。
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公开(公告)号：US20160085066A1
公开(公告)日：2016-03-24
申请号：US14495475
申请日：2014-09-24
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves , Dominic John Goodwill
CPC classification number: B81B7/008 , G02B6/2935 , G02B6/30 , G02B6/32 , G02B6/3512 , G02B6/3556 , G02B26/0841
Abstract: In one embodiment, a method of aligning mirrors of a micro-electro-mechanical system (MEMS) photonic switch includes illuminating a first group of photodiodes associated with a first mirror of a first mirror array of the MEMS photonic switch by a first control beam during a first period of time and illuminating a second group of photodiodes associated with a second mirror of the first mirror array by a second control beam during a second period of time, where the second control beam is off during the first period of time, where the first control beam is off during the second period of time, and where the second period of time is after the first period of time. The method also includes illuminating the first group of photodiodes by the first control beam during a third period of time, where the second control beam is off during the third period of time, and where the third period of time is after the second period of time.
Abstract translation: 在一个实施例中，对准微机电系统（MEMS）光子开关的反射镜的方法包括：通过第一控制光束照射与MEMS光子开关的第一反射镜阵列的第一反射镜相关联的第一组光电二极管 第一时间段，并且在第二时间段期间通过第二控制光束照射与第一反射镜阵列的第二反射镜相关联的第二组光电二极管，其中第二控制光束在第一时间段期间关闭，其中 第一控制光束在第二时间段期间关闭，并且第二时间段在第一时间段之后。 该方法还包括在第三时间段期间由第一控制光束照亮第一组光电二极管，其中第二控制光束在第三时间段期间关闭，并且其中第三时间段在第二时间段之后 。
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公开(公告)号：US09282384B1
公开(公告)日：2016-03-08
申请号：US14508676
申请日：2014-10-07
Applicant: Huawei Technologies Co., Ltd.
Inventor： Alan Frank Graves
IPC: H04Q11/00
CPC classification number: H04Q11/0005 , H04Q2011/0037 , H04Q2011/0039 , H04Q2011/0045 , H04Q2011/005
Abstract: In one embodiment, photonic switching fabric includes an input photonic commutator switch configured to receive a photonic frame stream including a plurality of containerized photonic packets and a first high port count photonic switch coupled to the input photonic commutator switch. The photonic switching fabric also includes a second high port count photonic switch coupled to the input photonic commutator switch, where the input photonic commutator switch is configured to route the photonic frame to either the first high port count photonic switch or the second high port count photonic switch and an output photonic commutator switch coupled to the first high port count photonic switch and the second high port count photonic switch, where the output photonic commutator switch is configured to output a switched photonic frame.
Abstract translation: 在一个实施例中，光子交换结构包括被配置为接收包括多个容器化光子分组的光子帧流和耦合到输入光子换向器开关的第一高端口计数光子开关的输入光子换向器开关。 光子交换结构还包括耦合到输入光子换向器开关的第二高端口计数光子开关，其中输入光子换向器开关被配置为将光子框架路由到第一高端口光子开关或第二高端口光子开关 开关和耦合到第一高端口计数光子开关和第二高端口计数光子开关的输出光子换向器开关，其中输出光子换向器开关被配置为输出开关光子框架。
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