trellis code造句
例句与造句
- Space - time trellis coding for uwb systems based on different modulations
基于多种调制方式的超宽带空时网格编码 - The application of universal trellis coded quantization to image coding
通用栅格编码量化在图象压缩量化中的应用 - Trellis codes modulation schemes tcm
格码调制 - Trellis codes modulation schemes
格码调制 - The simulation analysis of space - time trellis code and ofdm combined communication system performance
相结合的通信系统性能仿真分析 - It's difficult to find trellis code in a sentence. 用trellis code造句挺难的
- Chapter 7 introduces the other two space - time codes besides space - time block codes - space - time trellis codes and space - time layered codes
第七章简单介绍了除空时分组码之外的两大类空时码，空时格状码和分层空时码。 - After reviewing compression algorithms in sar , the author introduces a new compression algorithm : trellis coded quantization ( tcq )
论文在回顾了以往sar使用的原始数据压缩算法后，引入了一种新的数据压缩编码算法：栅格编码量化( tcq ) 。 - In chapter 4 , space - time trellis coding ( sttc ) is studied . an exact pairwise error probability is derived for space - time codes operating over rayleigh fading channels
在第四章中，研究了空时格状编码的问题，推出了误码概率的确切表达式。 - At last , conclusions are drawn on these algorithms . based on scalar quantization of chapter 2 , chapter 4 introduces trellis coded quantization to improve quantization gain
第四章是在第二章标量量化的基础上引入网格编码量化的方法以进一步提高量化增益。 - But for the same reason , it have n ' t the same diversity feature as space - time block code , as well as it have n ' t the same error correction capability as convolutional code or trellis code modulation
由于空时格码兼顾了分集和信道编码，导致其分集特性不如空时分组码，纠错能力不如卷积码和格形编码调制。 - In the third part , a new adaptive trellis coded modulation ( atcm ) solution was presented . we analysis the best coding scheme in different channel modes , different snr and different demodulation solution
仿真结果表明，在解调观测长度相同的情况下，其性能和多码元差分解调方式大致相同，但大大简化了接收机结构。 - Space - time block code use linear combination to combine the modulo of received signal vectors from different antenna to obtain the same performance as receive diversity . while the space - time trellis code directly combine the received
空时分组码通过线性组合，可以把多根天线上的接收信号矢量的模相加，得到与接收分集相同的效果。 - The fourth part considered how to improve system performance by adopting transmission diversity in flat fading channels . in the traditional space - time trellis code design , the space diversity , time diversity and channel code are concerned together to get best space diversity , time diversity and code gain
传统的空时格码把空间分集、时间分集和前向纠错编码联合设计，以n摘要获得最大的空间分集、时间分集、信道编码的增益。 - This chapter first introduces the principium of trellis coded vector quantization , then focuses on analyzing the algorithm of wavelet image classified weighted tcvq and its realization process , also gives tcvq application to wavelet image coding and its simulation results
首先分析了网格编码矢量量化的原理，在第三章矢量量化的基础上详细介绍了小波图像分类加权tcvq算法的原理和实现过程，并给出了tcvq在小波图像量化中的应用实例和仿真结果。 - For its error correction performance extremely close to the shannon limit , from the beginning , turbo codes attracts the eyes of enormous professionals and researchers . in turn , it is called the greatest contribution after ungerboeck ' s trellis coded modulation ( tcm )
因为它具有极其逼近香农极限的纠错性能，从一开始turbo码便吸引了通信领域无数专家学者的关注与研究，进而被誉为继ungerboeck提出格状编码调制( tcm )以来，信道编码领域最伟大的贡献。
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