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    • 2. 发明申请
    • SIGNAL TRANSMISSION AND RECEPTION DEVICE AND METHOD
    • 信号传输和接收装置及方法
    • US20130121706A1
    • 2013-05-16
    • US13304355
    • 2011-11-24
    • Qi YANGTao ZENGXiaoyin ZHANGZhu YANGShaohua YU
    • Qi YANGTao ZENGXiaoyin ZHANGZhu YANGShaohua YU
    • H04B10/04H04B10/06
    • H04B10/516H04B10/506H04B10/61H04L27/2637H04L27/2653
    • A signal transmission and reception device and method are provided. The transmission method comprises generating multiple optical carriers from a basic optical carrier; modulating optical carriers, except for a predetermined optical carrier, in the optical carriers by using multiple data signals respectively, to generate multiple optical modulated signals; and synthesizing the multiple optical modulated signals and the predetermined optical carrier into a single optical signal, and transmitting the signal. The reception method comprises separating an optical signal into multiple optical carriers, the optical carriers having different frequencies and including a predetermined optical carrier; generating from the predetermined optical carrier multiple optical waves, frequencies of which correspond to frequencies of optical carriers, except for the predetermined optical carrier, in the multiple optical carriers; and demodulating the optical carriers, except for the predetermined optical carrier, in the multiple optical carriers by using the multiple optical waves respectively.
    • 提供了一种信号发送和接收装置和方法。 传输方法包括从基本光载波生成多个光载波; 通过分别使用多个数据信号在光载波中调制光载波,除了预定的光载波,以产生多个光调制信号; 以及将所述多个光调制信号和所述预定光载波合成为单个光信号,并发送所述信号。 接收方法包括将光信号分离成多个光载波,光载波具有不同的频率并包括预定的光载波; 从预定的光载波生成多个光载波中的多个光波,其频率对应于除了预定的光载波之外的光载波的频率; 以及通过分别使用多个光波在多个光载波中解调除了预定的光载波之外的光载波。