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    • 1. 发明授权
    • System and method for transmitting signals
    • 用于发送信号的系统和方法
    • US08306434B2
    • 2012-11-06
    • US12760955
    • 2010-04-15
    • Chun Ting LinWen Jr JiangJyehong ChenSien ChiDar Zu Hsu
    • Chun Ting LinWen Jr JiangJyehong ChenSien ChiDar Zu Hsu
    • H04B10/00H04B10/04
    • H04B10/5561H04B10/5053H04B10/541
    • A signal-transmitting system includes a digital-to-analog converter, an optical modulator, first and second electrodes, an optical phase shifter, and an optical coupler. The digital-to-analog converter converts digital data into an electrical analog signal. The optical modulator includes a first optical waveguide configured to transmit a first optical carrier, a second optical waveguide configured to transmit a second optical carrier, a first electrode positioned on the first optical waveguide, and a second electrode positioned on the second optical waveguide. The first and second electrical couplers are configured to couple respective electrical analog signals and electrical carriers to electrodes to generate modulation waves. The modulation waves are different in phase. The optical phase shifter is configured to shift the second modulation wave by a predetermined phase, and the optical coupler is configured to couple the first and second modulation waves to generate an optical output signal.
    • 信号传输系统包括数模转换器,光调制器,第一和第二电极,光学移相器和光耦合器。 数模转换器将数字数据转换为电气模拟信号。 光调制器包括:第一光波导,被配置为透射第一光载体;第二光波导,被配置为透射第二光载体;第一电极;位于第一光波导上的第一电极;以及位于第二光波导上的第二电极。 第一和第二电耦合器被配置为将各个电模拟信号和电载体耦合到电极以产生调制波。 调制波在相位上是不同的。 光学移相器被配置为将第二调制波移动预定相位,并且光耦合器被配置为耦合第一和第二调制波以产生光输出信号。
    • 9. 发明申请
    • SYSTEM AND METHOD FOR TRANSMITTING SIGNALS
    • 用于发送信号的系统和方法
    • US20110170876A1
    • 2011-07-14
    • US12760955
    • 2010-04-15
    • Chun Ting LINWen Jr JIANGJyehong CHENSien CHIDar Zu HSU
    • Chun Ting LINWen Jr JIANGJyehong CHENSien CHIDar Zu HSU
    • H04B10/12
    • H04B10/5561H04B10/5053H04B10/541
    • A signal-transmitting system includes a digital-to-analog converter, an optical modulator, first and second electrodes, an optical phase shifter, and an optical coupler. The digital-to-analog converter converts digital data into an electrical analog signal. The optical modulator includes a first optical waveguide configured to transmit a first optical carrier, a second optical waveguide configured to transmit a second optical carrier, a first electrode positioned on the first optical waveguide, and a second electrode positioned on the second optical waveguide. The first and second electrical couplers are configured to couple respective electrical analog signals and electrical carriers to electrodes to generate modulation waves. The modulation waves are different in phase. The optical phase shifter is configured to shift the second modulation wave by a predetermined phase, and the optical coupler is configured to couple the first and second modulation waves to generate an optical output signal.
    • 信号传输系统包括数模转换器,光调制器,第一和第二电极,光学移相器和光耦合器。 数模转换器将数字数据转换为电气模拟信号。 光调制器包括:第一光波导,被配置为透射第一光载体;第二光波导,被配置为透射第二光载体;第一电极;位于第一光波导上的第一电极;以及位于第二光波导上的第二电极。 第一和第二电耦合器被配置为将各个电模拟信号和电载体耦合到电极以产生调制波。 调制波在相位上是不同的。 光学移相器被配置为将第二调制波移动预定相位,并且光耦合器被配置为耦合第一和第二调制波以产生光输出信号。
    • 10. 发明申请
    • Optical modulation device
    • 光调制装置
    • US20100104294A1
    • 2010-04-29
    • US12585807
    • 2009-09-25
    • Jye Hong ChenChun-Ting LinWen-Jr JiangPeng-Chun PengPo Tsung ShihEr-Zih WongShih Kai YehSien Chi
    • Jye Hong ChenChun-Ting LinWen-Jr JiangPeng-Chun PengPo Tsung ShihEr-Zih WongShih Kai YehSien Chi
    • H04B10/12
    • H04B10/516
    • The present invention discloses an optical modulation device, which comprises an electric signal generator generating an electric signal carrying a data signal; a first sinusoidal signal generator generating a first sinusoidal signal; an optical signal generator generating an input source optical signal; and an optoelectronic modulator(Mach-Zehnder modulator) receiving the input source optical signal, the electric signal and the first sinusoidal signal, biased to modify a transmission performance of the input source optical signal, modulating the input source optical signal with the electric signal and the first sinusoidal signal, and then sending out an output source optical signal carrying the electric signal and the first sinusoidal signal. The present invention realizes frequency multiplication, enables an optical signal to carry vector signals, and promotes the efficiency of broadband systems.
    • 本发明公开了一种光调制装置,其包括产生承载数据信号的电信号的电信号发生器; 产生第一正弦信号的第一正弦信号发生器; 产生输入源光信号的光信号发生器; 接收输入源光信号,电信号和第一正弦信号的光电调制器(Mach-Zehnder调制器)被偏置以修改输入源光信号的传输性能,用电信号调制输入源光信号,以及 第一个正弦信号,然后发出一个携带电信号和第一个正弦信号的输出源光信号。 本发明实现了倍频,使光信号能携带矢量信号,提高了宽带系统的效率。