channel demodulation

The transmitting channel implements the voice recording, spectrum spreading and BPSK modulation while the receiving channel implements the BPSK demodulation, code dispreading and voice broadcasting.

该系统是双通道的，发送通道实现话音的录入、扩频和BPSK调制发送，接收通道实现话音的BPSK解调接收、解扩和播放。

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The simulation results show that the performance improvement of proposed algorithm is superior to conventional differential demodulation by 1.4 dB at a BER of 10-4 in AWGN channel.

仿真表明，相对于软判决译码时传统的差分解调，该算法在误比特率BER为10-4时在AWGN信道中有1.4dB的性能改善，在Rician信道中同样有显著的性能改善。

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The research and development of DVB-C channel demodulation chip are very important to the accumulation of technologies about digital television chips in our country, as well as boost the development of digital television industries.

开展DVB-C信道解码芯片的研发工作对于国内数字电视芯片研发的技术积累，推动数字电视产业发展具有重要意义。

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Discuss the principle and detailed implementation of Quadrature Amplitude Demodulation and channel decoding for DVB C.

讨论了数字视频广播有线系统标准中正交幅度解调和信道解码的基本原理和具体实现方案。

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The paper introduces the processing and transmission models of digital TV signal in the cable channel concerned with demodulation and decoding models of digital TV signal for digital TV and analog TV.

介绍了数字电视信号在有线信道中传输和接收所需的信号处理方式以及数字接收终端和模拟接收终端各自所需的解调、解扰、解密的方式方法。

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While because of the different channel characteristics in each channel, the receiver needs some mechanisms to characterize the channel effects in coherent demodulation.

另外，各个子信道不同的信道特征，要求接收端相关解调用一定的机制来近似每个子信道的信道特征。

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Specifications for 960 telephone channel demodulation equipment used in long-haul terrestrial analog radio relay systems

GB/T9407-1988长距离地面模拟微波接力系统960路电话解调机技术要求

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Generated source, channel coding, modulation, channel transmission, demodulation, channel decoding, error comparison of the communication process of the Simulink simulation.

信源产生、信道编码、调制、信道传输、解调、信道译码、差错比较等通信过程的Simulink仿真方法。

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In order to make research on push service terminal based on CMMB channel, I introduce CMMB channel demodulation and push service system in mobile phone combined with the my internship project during the post-graduate.

文中以对基于CMMB信道推送业务终端研究为目的，结合笔者研究生期间的实习经历，介绍了CMMB信道解调及CMMB终端推送业务系统。

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