The transmitting and receiving unit (5) converts the transmission analog baseband signal into a transmission modulation wave signal to output to the network.

发射和接收单元(5)将发射模拟基带信号转换为发射调制波信号，以输出到网络。

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Photonics involves generation, modulation, transmission and processing of light.

光电学涉及光的产生、调制、传输和处理。

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The digital transmission system Q factor-a new concept may be used to analyse the characteristics of digital transmission systems with different kinds of modulation.

数字传输系统的品质因数Q—这个新概念可以用于具有各种调制的数字传输系统性能的分析。

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Riding on cutting-edge technologies such as flex oDSP, super SD-FEC, and flex modulation format, this field trial achieved a record-breaking transmission distance of 1, 500 km using a super-channel PDM-16QAM-based high spectral efficiency solution, and a second record-breaking transmission distance of 3, 325 km using a super-channel Nyquist PDM-QPSK-based ultra-long-haul solution.

ENGADGET: Huawei tests 2Tbps data transmission over Vodafone's German network, calls it a 'first'