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    • 4. 发明申请
    • Optical signal receiver
    • 光信号接收机
    • US20040208651A1
    • 2004-10-21
    • US10211147
    • 2002-08-02
    • Farhad HakimiHosain Hakimi
    • H04B010/06H04B010/12
    • H04B10/60
    • An optical communication receiver, system, and method are disclosed. Optical communication may be implemented with less complicated and costly components yet use RZ-like signal formats. The method may also be adapted to provide communication with beneficial phase relationships among optical pulses. An originating signal has a plurality of pulses, each pulse defined by a leading edge and a falling edge. A plurality of first optical pulses are created and transmitted on an optical communication medium in which each first optical pulse corresponds to a leading edge of a corresponding pulse of the originating signal. A plurality of second optical pulses are created and transmitted on an optical communication medium in which each second optical pulse corresponds to a falling edge of a corresponding pulse of the originating signal.
    • 公开了一种光通信接收机,系统和方法。 可以使用不那么复杂和昂贵的组件来实现光通信,而是使用类似RZ的信号格式。 该方法还可以适于提供光脉冲之间的有益相位关系的通信。 始发信号具有多个脉冲,每个脉冲由前沿和下降沿限定。 在其中每个第一光脉冲对应于始发信号的相应脉冲的前沿的光通信介质上创建并发送多个第一光脉冲。 在其中每个第二光脉冲对应于始发信号的对应脉冲的下降沿的光通信介质上创建并发送多个第二光脉冲。
    • 7. 发明申请
    • Spectral dispersion compensation in optical code division multiple access (OCDMA) communication system
    • 光码分多址(OCDMA)通信系统中的光谱色散补偿
    • US20040208564A1
    • 2004-10-21
    • US10087152
    • 2002-03-01
    • Rene P. HelbingKenneth R. Wildnauer
    • H04B010/00H04B010/12
    • H04B10/2519
    • An apparatus and method for spectral dispersion compensation in an optical communication network are disclosed. In one embodiment, the invention comprises an optical medium having a signal distributed over a plurality of wavelengths, a demultiplexer adapted to receive the plurality of wavelengths and divide the plurality of wavelengths into individual wavelengths, and a plurality of dispersion compensation elements each adapted to receive a wavelength. The dispersion compensation elements alter the timing of each wavelength, where the plurality of dispersion compensation elements operates on all wavelengths simultaneously. The invention also comprises a multiplexer adapted to receive each individual wavelength and combine the individual wavelengths onto the optical medium.
    • 公开了一种用于光通信网络中的频谱色散补偿的装置和方法。 在一个实施例中,本发明包括具有分布在多个波长上的信号的光学介质,适用于接收多个波长并将多个波长分割为各个波长的解复用器,以及多个色散补偿元件,每个色散补偿元件适于接收 一个波长。 色散补偿元件改变每个波长的定时,其中多个色散补偿元件同时在所有波长上操作。 本发明还包括多路复用器,其适于接收每个单独的波长并将各个波长组合到光学介质上。