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    • 1. 发明申请
    • SELF-AUTHENTICATING QUANTUM RANDOM BIT GENERATORS
    • 自认证量子随机位发生器
    • WO2007124088A2
    • 2007-11-01
    • PCT/US2007/009708
    • 2007-04-20
    • HEWLETT-PACKARD DEVELOPMENT COMPANY, L. P.FIORENTINO, MarcoBEAUSOLEIL, RaymondSPILLANE, SeanBICKNELL, Robert
    • FIORENTINO, MarcoBEAUSOLEIL, RaymondSPILLANE, SeanBICKNELL, Robert
    • G06F7/58
    • G06F7/588B82Y10/00G06N99/002H04L9/0662H04L9/0858H04L9/32
    • Various embodiments of the present invention are directed to self-authenticating, quantum random bit generators that can be ingrated into an optoelectric circuit. In one embodiment, a quantum random bit generator (1100, 1400) comprises a transmission layer that includes an electromagnetic radiation source (1106, 1406, 1412) coupled to a waveguide (1108, 1414) branching into a first (1111), second (1110), and third (1112) waveguides. The radiation source generates pulses of electromagnetic radiation in a first polarization state. Polarization rotators (1114-1117) are operably coupled to the second and third waveguides and rotate pulses transmitted in the second waveguide into a second polarization state and rotate pulses transmitted in the third waveguide into a third polarization state. The system control (1104) generates a sequence of bits based on polarization basis states of the pulses transmitted in the first waveguide, and tomographically authenticates randomness of the sequence based on polarization basis states of the second and third pulses.
    • 本发明的各种实施例针对可以嵌入到光电电路中的自我认证的量子随机位发生器。 在一个实施例中,量子随机位发生器(1100,1400)包括传输层,该传输层包括耦合到波导(1108,1414)的电磁辐射源(1106,1406,1412),该波导分支成第一(1111),第二 1110)和第三(1112)波导。 辐射源产生处于第一偏振态的电磁辐射脉冲。 偏振旋转器(1114-1117)可操作地耦合到第二和第三波导,并将在第二波导中传输的脉冲旋转到第二偏振状态,并将在第三波导中传输的脉冲旋转到第三偏振状态。 系统控制(1104)根据在第一波导中传输的脉冲的偏振基本状态产生一系列比特,并且根据第二和第三脉冲的偏振基本状态断层扫描验证序列的随机性。
    • 3. 发明申请
    • FREE SPACE WDM SIGNAL DETECTOR
    • 免费空间WDM信号检测器
    • WO2009017610A1
    • 2009-02-05
    • PCT/US2008/008744
    • 2008-07-16
    • HEWLETT-PACKARD DEVELOPMENT COMPANY, L. P.BEAUSOLEIL, RaymondWU, WeiFATTAL, DavidFIORENTINO, Marco
    • BEAUSOLEIL, RaymondWU, WeiFATTAL, DavidFIORENTINO, Marco
    • G02B6/28
    • H04B10/1121
    • A system (100) can include a transmitter (114) that produces an optical signal (118) having a plurality of carrier frequencies and a receiver (116) separated from the transmitter (114) by free space through which the optical signal (118) propagates. The receiver (116) includes an array (200) of detectors of multiple types, with the types being capable of detecting light respectively having the carrier frequencies. A location of an incident area (220) where the optical signal (118) is incident on the detector array (200) generally depends on a misalignment of the receiver (116) relative to the transmitter (114) , but the detectors in the detector array (200) are arranged so that at least one detector of each of the types detects light from the optical signal (118) regardless of where the incident area (220) is on the detector array (200).
    • 系统(100)可以包括产生具有多个载波频率的光信号(118)的发射机(114)和与发射机(114)分离的自由空间的接收机(116),通过该自由空间,光信号(118) 传播。 接收器(116)包括多个类型的检测器的阵列(200),其类型能够检测分别具有载波频率的光。 光信号(118)入射到检测器阵列(200)上的入射区域(220)的位置通常取决于接收器(116)相对于发射器(114)的未对准,但检测器中的检测器 阵列(200)布置成使得每种类型的至少一个检测器检测来自光信号(118)的光,而不管入射面积(220)在检测器阵列(200)上的位置。
    • 5. 发明申请
    • COMPACT SYSTEMS FOR GENERATING POLARIZATION-ENTANGLED PHOTONS
    • 用于生成偏振光子的紧凑系统
    • WO2008013681A2
    • 2008-01-31
    • PCT/US2007/015899
    • 2007-07-11
    • HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.FIORENTINO, MarcoBEAUSOLEIL, RaymondSPILLANE, SeanSANTORI, Charles
    • FIORENTINO, MarcoBEAUSOLEIL, RaymondSPILLANE, SeanSANTORI, Charles
    • G06N99/00
    • G02B27/28B82Y10/00B82Y20/00G02B1/005G02B27/286G02F1/39G06N99/002H04L9/0858
    • Various embodiments of the present invention are directed to compact systems for generating polarization-entangled photons. In one embodiment of the present invention, a non-degenerate, polarization-entangled photon source (800, 1200) comprises a half-wave plate (802, 1202) that outputs both a first pump beam and a second beam and a second pump beam, and a first beam displacer (806, 1204) directs the first pump beam into a first transmission channel (824, 1224) and the second pump beam into a second transmission channel (826, 1226). A down-conversion device (803, 804, 810, 1208, 1210) converts the first pump beam into first ignal and idler photons and converts the second pump beam into second signal and idler photons. A second beam displacer (8089, 1206) directs both the first signal and idler photons and the second signal and idler photons into a single transmission channel. A dichroic mirror (812, 1212) directs the first and second signal photons to a first fiber coupler and the first and second idler photons to a second fiber optic coupler.
    • 本发明的各种实施例涉及用于产生偏振纠缠光子的紧凑系统。 在本发明的一个实施例中,非简并极化纠缠的光子源(800,1200)包括半波片(802,1202),其输出第一泵浦光束和第二光束以及第二泵浦光束 ,并且第一光束置换器(806,1204)将第一泵浦光束引导到第一透射通道(824,1224)中,并且将第二泵浦光束引导到第二透射通道(826,1226)中。 下变频装置(803,804,810,1208,1210)将第一泵浦光束转换成第一点火和空闲光子,并将第二泵浦光束转换成第二信号和惰轮光子。 第二光束置换器(8089,1206)将第一信号和惰轮光子以及第二信号和惰轮光子两者都引导到单个传输通道中。 二向色镜(812,1212)将第一和第二信号光子引导到第一光纤耦合器,并将第一和第二惰轮光子引导到第二光纤耦合器。
    • 8. 发明申请
    • PHOTONIC-BASED INTERCONNECTS FOR INTERCONNECTING MULTIPLE INTEGRATED CIRCUITS
    • 用于互连多个集成电路的基于光电的互连
    • WO2008048633A1
    • 2008-04-24
    • PCT/US2007/022141
    • 2007-10-16
    • HEWLETT-PACKARD DEVELOPMENT COMPANY, L. P.BEAUSOLEIL, Raymond
    • BEAUSOLEIL, Raymond
    • G02B6/12G02B6/43H04B10/00
    • G02B6/1225B82Y20/00G02B6/12007G02B6/305G02B6/42G02B6/4246G02B6/43G02F1/015G02F1/03G02F2202/32G02F2203/15G02F2203/585
    • Various embodiments of the present invention are directed to photonic-based interconnects for transmitting data encoded in electromagnetic signals between electronic mosaics. In one embodiment of the present invention, a photonic-based interconnect comprises a first photonic node coupled to a second photonic node via a waveguide. The first photonic node (1202) is coupled to a first electronic mosaic (1208) and is configured to transmit electromagnetic signals encoding data generated by the first electronic mosaic (1208) to a second electronic mosaic (1210) and receive electromagnetic signals encoding data generated by the second electronic mosaic (1210). The second photonic node (1204) is coupled to the second electronic mosaic (1210) and is configured to transmit electromagnetic signals encoding data generated by the second electronic mosaic to the first electronic mosaic and receive electromagnetic signals encoding data generated by the first electronic mosaic. The bus waveguide (1206) is configured to transmit electromagnetic signals between the first photonic node and the second photonic node.
    • 本发明的各种实施例涉及用于在电子马赛克之间传输以电磁信号编码的数据的基于光子的互连。 在本发明的一个实施例中,基于光子的互连包括经由波导耦合到第二光子节点的第一光子节点。 第一光子节点(1202)耦合到第一电子马赛克(1208),并且被配置为将编码由第一电子马赛克(1208)生成的数据的电磁信号传输到第二电子马赛克(1210),并接收编码生成的数据的电磁信号 通过第二电子马赛克(1210)。 第二光子节点(1204)耦合到第二电子马赛克(1210),并且被配置为将编码由第二电子马赛克产生的数据的电磁信号传输到第一电子马赛克并接收编码由第一电子马赛克产生的数据的电磁信号。 总线波导(1206)被配置为在第一光子节点和第二光子节点之间传送电磁信号。