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    • 32. 发明授权
    • Secure covert combat identification friend-or-foe (IFF) system for the dismounted soldier
    • 为拆卸的士兵安全的秘密战斗身份识别朋友或对手(IFF)系统
    • US07831150B2
    • 2010-11-09
    • US11953792
    • 2007-12-10
    • John B. RoesDeepak Varshneya
    • John B. RoesDeepak Varshneya
    • H04B10/00H04B10/02
    • H04L9/3271F41G3/2655F41G3/2666F41G3/2683G01S17/74H04L9/3231H04L2209/56H04L2209/805
    • A combat IFF system, for use in a combat exercise or on the battlefield, including a helmet-mounted passive IFF response unit and a weapon-mounted IFF interrogatory unit for each soldier. Infrared (IR) signals are employed for both challenge and response. The IR response signal is a very narrowly-targeted reflection of the relatively narrow IR transmit signal, thereby minimizing interception opportunities. The transmit and response signals are encoded in a transaction that cannot be compromised even when either or both signals are intercepted and decoded by the enemy. The combat IFF system includes biometric anti-spoofing features that prevent any use by an enemy in possession of captured units. Military radio-frequency (RF) spectrum is not required so there are no bandwidth limitations on simultaneous IFF transactions in the battlefield. A combat IFF transaction is completed in milliseconds.
    • 在战斗中或在战场上使用的战斗IFF系统,包括头盔安装的被动IFF应答单元和每名士兵的武器装备的IFF询问单元。 红外(IR)信号用于挑战和响应。 IR响应信号是相对窄的IR发射信号的非常狭窄的目标反射,从而最大限度地减少了拦截机会。 发送和响应信号被编码在事务中,即使当一个或两个信号被敌人拦截和解码时也不会被破坏。 战斗IFF系统包括生物识别反欺骗功能,可防止敌人拥有捕获的单位的任何使用。 不需要军用射频(RF)频谱,因此战场上的同步IFF交易没有带宽限制。 战斗IFF事务以毫秒为单位完成。
    • 33. 发明申请
    • OPTICAL TRANSMISSION APPARATUS, WAVELENGTH DIVISION MULTIPLEXING OPTICAL COMMUNICATION SYSTEM AND OPTICAL TRANSMISSION METHOD
    • 光学传输装置,波长分割多路复用光通信系统和光传输方法
    • US20100221013A1
    • 2010-09-02
    • US12688137
    • 2010-01-15
    • Hiroki OOIHiroshi OnakaGeorge Ishikawa
    • Hiroki OOIHiroshi OnakaGeorge Ishikawa
    • H04J14/02H04B10/02H04B10/18
    • H04B10/2557H04J14/02
    • An optical transmission apparatus for suppressing deterioration of transmission quality due to XPM in a wavelength division multiplexing optical communication system in which an intensity modulation optical signal and a phase modulation optical signal exist in a mixed form. The apparatus has an intensity inversion signal light output section which outputs light having an intensity pattern obtained by inverting intensity changes of the intensity modulation optical signal near a wavelength of the intensity modulation optical signal in arrangement on wavelength axis of optical wavelengths that can be multiplexed as a wavelength division multiplexed signal as intensity inversion signal light, and a wavelength division multiplexed optical signal output unit which wavelength-division-multiplexes the intensity modulation optical signal, the phase modulation optical signal and light from the intensity inversion signal light output section and outputs a wavelength division multiplexed optical signal.
    • 一种光传输装置,用于在混合形式存在强度调制光信号和相位调制光信号的波分复用光通信系统中抑制由XPM导致的传输质量的恶化。 该装置具有强度反转信号光输出部,其输出具有通过将强度调制光信号的波长附近的强度调制光信号的强度变化反转的强度图形输出的光配置在可以多路复用的光波长的波长轴上 波分多路复用信号作为强度反转信号光,以及波分复用光信号输出单元,其对强度调制光信号,相位调制光信号和强度反转信号光输出部分的光进行波分复用,并输出 波分复用光信号。
    • 34. 发明申请
    • POLARIZATION CODING QUANTUM CRYPTOGRAPHY SYSTEM
    • 极化编码量子体系系统
    • US20100158252A1
    • 2010-06-24
    • US12499050
    • 2009-07-07
    • Chun-Ju YounTae-Gon Noh
    • Chun-Ju YounTae-Gon Noh
    • H04K1/00H04B10/02H04L9/08
    • H04L9/0858H04B10/70
    • Provided is a polarization coding quantum cryptography system. The quantum cryptography includes a light source, a quantum channel, an optical path selector, and a path-dependent polarization selector. The light source generates a signal light. The quantum channel is used as a path to transmit the signal light to a receiver unit. The optical path selector is disposed between the light source and the quantum channel to transmit the signal light to one of a plurality of propagation paths. The path-dependent polarization selector is disposed between the optical path selector and the quantum channel. Herein, the path-dependent polarization selector is configured to determine the polarization direction of the signal light according to the propagation path of the signal light.
    • 提供了一种偏振编码量子密码系统。 量子密码术包括光源,量子通道,光路选择器和路径依赖偏振选择器。 光源产生信号灯。 量子通道用作将信号光传输到接收器单元的路径。 光路选择器设置在光源和量子通道之间,以将信号光传输到多个传播路径之一。 路径相关偏振选择器设置在光路选择器和量子通道之间。 这里,路径相关偏振选择器被配置为根据信号光的传播路径来确定信号光的偏振方向。
    • 35. 发明申请
    • COMPACT WIDE-ANGLE PIXELLATED ACTIVE OPTICAL LINK
    • 紧凑的宽角度有源光学链路
    • US20100135668A1
    • 2010-06-03
    • US12623298
    • 2009-11-20
    • Paul AmadeoAllen RipingillDavid RobinsonIrene Chen
    • Paul AmadeoAllen RipingillDavid RobinsonIrene Chen
    • H04B10/02H04B10/06
    • H04B10/1125
    • A system, method, and optical communication device are disclosed. The system can include a plurality of optically coupled nodes forming an optical communication network. Each node may include an array of pixel elements, each pixel element having an optical detector and an active optical source. The pixel array may be disposed in a backplane of a lens that is configured to map incoming optical signals to pixel locations in the backplane according to their respective angles of incidence and to minimize a deviation at each pixel location between incoming optical signals arriving at the optical detector and emissions from the optical source. The node may include a processor and memory. The processor can register senders in the optical network at locations in the pixel array and can generate routing information by which to route communications from the registered senders to other pixel elements for transmission to their respective destinations.
    • 公开了一种系统,方法和光通信设备。 该系统可以包括形成光通信网络的多个光耦合节点。 每个节点可以包括像素元件的阵列,每个像素元件具有光学检测器和有源光源。 像素阵列可以被布置在透镜的背板中,其被配置为根据入射光的入射角将入射光信号映射到背板中的像素位置,并且使到达光入射光信号处的每个像素位置处的偏差最小化 检测器和来自光源的发射。 节点可以包括处理器和存储器。 处理器可以在光学网络中在像素阵列中的位置处注册发送者,并且可以生成路由信息,通过该路由信息来将登记的发送者的通信路由到其他像素元素,以便传输到它们各自的目的地。
    • 39. 发明申请
    • INFORMATION TRANSMITTING SYSTEM, INFORMATION DECODING APPARATUS, INFORMING METHOD AND RECORDING MEDIUM
    • 信息发送系统,信息解码设备,通知方法和记录介质
    • US20090297158A1
    • 2009-12-03
    • US12472670
    • 2009-05-27
    • Nobuo IIZUKA
    • Nobuo IIZUKA
    • H04B10/02H04N7/18
    • H04B10/116H04B10/1125
    • A digital camera 800 receives from lighting units 120a-120l lights temporarily changing in luminance and produces a coordinates data list 8031 of the lighting units. Decoding unit 804 reads change in luminance at each luminance-point coordinates of the lighting unit to decode information. It is judged based on the decoded information of a data format 900, whether plural luminance-point coordinates having the same guidance point ID information 902 are found. When the plural luminance-point coordinates having the same guidance point ID information are found, a location of the plural luminance-point coordinates is analyzed to draw and display a circumscribed polygon having its vertices at these coordinates on a through image in an overlapping manner. A hatched area is set inside the circumscribed polygon and the decoded information is displayed within the hatched area.
    • 数码相机800从照明单元120a-120l1接收亮度的暂时变化,并产生照明单元的坐标数据列表8031。 解码单元804读取照明单元的每个亮点坐标处的亮度变化以解码信息。 基于数据格式900的解码信息判断是否找到具有相同引导点ID信息902的多个亮点坐标。 当找到具有相同引导点ID信息的多个亮点坐标时,分析多个亮点坐标的位置,以重叠的方式绘制并显示在这些坐标处具有顶点的外接多边形。 阴影区域设置在外接多边形内,解码信息显示在阴影区域内。
    • 40. 发明申请
    • Communication recovering system for wavelength division multiplexed passive optical network
    • 波分复用无源光网络通信恢复系统
    • US20090290866A1
    • 2009-11-26
    • US12458240
    • 2009-07-06
    • Yun Chur ChungEui Seung SonKyung Woo LimKwan Hee Han
    • Yun Chur ChungEui Seung SonKyung Woo LimKwan Hee Han
    • H04B10/02
    • H04J14/0295H04J14/0226H04J14/0246H04J14/025H04J14/0282H04J14/0291
    • A communication recovering system for a wavelength division multiplexed passive optical network (WDM PON). The communication recovering system can recover fault of optical fibers between the central office and the remote nodes without additional optical fibers by grouping two remote nodes and employing an AWG having periodic transmission characteristics, and can also simply and rapidly recover such a fault with minimal optical loss using an AWG of 2×N structure and an On-Off optical switch, although protection optical fibers are additionally installed therein. The system can rapidly recover fault of optical fibers between a local office and optical network units, 1:N manner, using 2×2 optical switches, which are installed to each of the optical network units, a reserved transmitter and receiver, and a transceiver. The communication recovering system has advantages in that it can simplify network structure, be cost-effectively implemented, reduce optical loss, and rapidly perform protection of optical fiber fault.
    • 一种用于波分复用无源光网络(WDM PON)的通信恢复系统。 通信恢复系统可以通过对两个远程节点进行分组并采用具有周期性传输特性的AWG来恢复中心局和远程节点之间的光纤故障,而无需额外的光纤,并且还可以以最小的光损耗简单快速地恢复这样的故障 使用2xN结构的AWG和On-Off光开关,尽管保护光纤另外安装在其中。 该系统可以以1:N的方式快速恢复本地办公室和光网络单元之间的光纤故障,使用安装在每个光网络单元,保留发射机和接收机以及收发器的2x2光开关。 通信恢复系统的优点在于可以简化网络结构,经济高效地实现,减少光损耗,快速实现光纤故障保护。