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- adaptive coded modulation systems 自适应编码调制系统
- adaptive coded modulation (ACM) 自适应编码调制
- Two adaptive coded modulation schemes are proposed for MLC (multilevel coding) system employing LDPC (low-density parity-check) codes as component code under slowly Rayleigh fading channels. 设计了两个以低密度校验(low densityparity check ;LDPC)码作分量码的自适应多级编码调制(multilevelcod ing ;MLC)系统;研究了其在Rayleigh衰落信道中的性能.
- adaptive coded modulation(ACM) 自适应编码调制
- Adaptive Coded Modulation and Hybird ARQ Based on Trellis Coded Modulation 基于TCM自适应编码调制和混合自动重复请求
- Complementary code keying (CCK) is a nonlinear coded modulation. 互补分码键控(CCK)是一种非线性编码调变。
- adaptive coding and modulation(ACM) 自适应编码和调制
- Simulation results showed that the adaptive OFDM scheme exhibited more than 7.5 dB SNR gain for a target BER of 10~-4 relative to non-adaptive Turbo coded modulation for the same throughput. 仿真表明;在目标BER为10-4下;此自适应OFDM方法与相同吞吐下的固定Turbo编码调制相比;有7.;5dB以上的信噪比(SNR)增益。
- adaptive coding modulation 自适应编码调制
- Key modules in modem are further researched, such as QAM, synchronization technology, AGC, trellis coded modulation, Viterbi Algorithm, adaptive equilazer etc. 研究调制解调器各个模块的相关理论知识,如QAM调制解调、码元同步、载波恢复、自动增益控制、网格编码调制、维特比(Viterbi)译码算法、自适应均衡等算法。
- The source audio essence is encoded using pulse code modulation or PCM. 源音频编码的本质是使用脉冲编码调制或PCM。
- This article mainly describes the concept and principle of encoding in the first and second chapters. The third chapter mainly describes Adaptive Differential Pulse Code Modulation (ADPCM) algorithm, adaptive quantizing and adaptive predicting algorithm. 本文从编码的概念和基本理论出发,论述了自适应差值脉码调制(ADPCM)编码的算法,重点介绍了自适应量化和自适应预测算法。
- Preview option for BB Code modules and pages. 对于BB的事先查看选件编码模数和页[面]。
- The Adaptive Differential Pulse Code Modulation(ADPCM) algorithm has been used to replace the Adaptive Pulse Code Modulation(APCM) algorithm in the RPE-LTP scheme to quantize the selected RPE sequence. 又用自适应差分脉冲编码调制(ADPCM),代替RPE-LTP方案中的自适应脉冲编码调制(APCM)对选择的RPE序列进行的量化编码。
- A bit interleaved coded modulation (BICM) scheme was introduced, with iterative decoding using soft decision feedback. 摘要论述一种基于软判决反馈迭代译码的比特交织编码调制方案。
- Adaptive Differential Pulse Code Modulation (ADPCM) is an effective algorithm of speech coding. It adopts the method of adaptive quantization and adaptive prediction to compress pulse code modulation (PCM) signal. 自适应差分脉冲编码调制(ADPCM)采用自适应量化方法和自适应预测方法,对PCM(脉冲编码调制)语音信号进行再压缩,是一种有效的语音信号波形编码压缩方案。
- Transmission of measured magnitudes by radio or telephony, with suitably coded modulation ?(e.g.,?amplitude, frequency, phase, pulse)over a distance. 通过无线电或电话,用适当的编码调制(如振幅、频率、相位、脉冲)把被测量的值发送到远方。
- The report will be presented this application IMA Adaptive Differential Pulse Code Modulation (ADPCM) compression / decompression algorithm, to discuss the use of ADPCM in the MSP430 library steps. 文章导读:本应用报告将介绍IMA自适应差分脉冲代码调制(ADPCM)的压缩/解压缩算法,讨论在MSP430上使用ADPCM库的相关步骤。
- Transmission of measured magnitudes by radio or telephony, with suitably coded modulation (e.g.,amplitude, frequency, phase, pulse) over a distance. 通过无线电或电话,用适当的编码调制(如振幅、频率、相位、脉冲)把被测量的值发送到远方。
- The new method can be widely applied to both the adaptive coding and high bit rate coder design for satellite images. 改进方法在卫星数字图像的自适应编码和高码率编码器设计中具有广泛的应用。