The present invention relates to a signal transmission system and method. One embodiment of the present invention signal transmission method, comprising providing light modulator, comprising a first optical carrier for transmitting the first optical waveguide, a first electrode for transmitting second optical carrier second optical waveguide, arranged in the first optical waveguide and the optical waveguide is arranged on the second on the second electrode; digital data conversion the analog signal is coupled to the analog signal; and the first electric carrier to the first electrode to generate a first modulation wave; coupled to the analog signal and two carrier power to the second electrode to produce second modulation wave, the first and the second electric power carrier carrier having a predetermined phase difference; the second modulation wave displacement a predetermined phase; coupled with the first modulation wave and the second wave modulation to produce an optical output signal, the present invention is not limited to.
【技术实现步骤摘要】
【技术保护点】
１．一种信号传送系统，包含：数字模拟转换器，用于将数字数据转换成模拟电信号；光调制器，包含：第一光波导，用于传送第一光载波；第二光波导，用于传送第二光载波；第一电极，设置于该第一光波导上；以及第二电极，设置于该第二光波导上；第一电耦合器，用于将该模拟电信号及第一电载波耦合至该第一电极而产生第一调制波；第二电耦合器，用于将该模拟电信号及第二电载波耦合至该第二电极而产生第二调制波，该第一电载波与该第二电载波具有预定相位差；光移相器，用于将该第二调制波位移预定相位；以及光耦合器，用于耦合该第一调制波及该第二调制波而产生光输出信号。
【技术特征摘要】
【专利技术属性】
技术研发人员：林俊廷，江文智，陈智弘，祁甡，徐达儒，
申请(专利权)人：财团法人工业技术研究院，
类型：发明
国别省市：71[]
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