modulation code
英 [ˌmɒdjʊˈleɪʃən kəʊd]
美 [ˌmɑdʒəˈleɪʃən koʊd]
网络 调制码; 调变码
双语例句
- Study and Development of Modulation Code Technique in Digital Holographic Storage
体全息存储系统中新调制编码技术的研究进展 - The cascade correcting code of outer RS ( Reed-Solomon) code concatenated with inner TCM ( Trellis Coded Modulation) code is adopted for signal coding.
信号编码采用外码RS（Reed-Solomon），内码为TCM（TrellisCodedModulation）的级联纠错编码。 - The modulation and demodulation. code and decode of CHESS are simulated with the computer. After the simulation, the feasibility of the CHESS is verified.
用计算机模拟实现了CHESS系统的调制解调、编码解码过程，由此验证了CHESS系统的可行性。 - Modulation code methods for holographic optical storage
全息光存储系统中的调制编码 - Modulation Method of Code Shift Keying for Spread Spectrum Communication
用于扩频通信的码位移键控调制方式 - The 6 ∶ 8 constant weight modulation code ( CWMC) is an effective channel code for the holographic storage channel.
6∶8等重调制码是全息存储记录通道中的一种有效通道码。 - Design of Gray-Mapped Constant Weight Modulation Code for Digital Holographic Data Storage System
数字全息数据存储系统中的格雷映射等重调制码的设计 - Combined phase modulation and pulse position modulation fuze based on pseudo-random code
基于伪随机码的相位调制与脉位调制复合引信 - According to its character, we propose a novel soft decision metric and also develop a new iterative decoding algorithm, which integrates principles of modulation code detection, soft decision, array code error correction and Turbo code decoding.
在此基础之上综合调制码探测、软判决、阵列码纠错和Turbo码译码原理，形成了一种新的迭代译码算法。 - That air Pulse Doppler Radar work with range gate in HPRF and MPRF, and work includes the LFM ( line frequency modulation) and barker code+ MTD ( Moved Target Detection) at LPRF.
该机载脉冲多普勒雷达系统在高、中重复频率下采用距离门体制进行工作，在低重复频率下采用包括线性调频和巴克码两种信号的脉压+动目标检测体制进行工作。 - Design of 6 ∶ 8 Optimal-mapping Constant Weight Modulation Code by Multistage Decision Method
多阶段决策方法用于6∶8优化映射等重调制码的设计 - Using a binary-mapped constant weight modulation code ( BCWMC) for the recording channel of a digital holographic data storage system can facilitate the decision on the detected signal.
在数字全息数据存储系统的记录通道中，使用二进制映射等重调制码有利于信号的检测。 - The principle of complex filter bank modulation and a space-time coding method are introduced. A complex filter bank modulation based multicarrier code division multiple access ( CFBM-MC-CDMA) communication system model is proposed.
给出了一种简单的空时编码方案，提出了应用该方案的基于复数滤波器组调制的多载波码分多址（CFBM-MC-CDMA）通信系统的模型。 - 6 ∶ 8 balanced modulation code is an efficient channel coding for Holographic Data Storage.
6∶8平衡调制码是体全息存储中一种有效的通道编码方法。 - The authors propose a new modulation coding scheme, 6:8 Gray-mapped constant weight modulation code ( GCWMC), in which each digital data having length 6 is viewed as a Gray codeword and the constant weight code is designed with a characteristic of binary 2-unit distance.
本文作者提出了6：8格雷映射等重调制码的编码方案，将每6比特数据视为一个格雷码字，而相应的等重码设计为具有2单位距离特性。 - This method plays an important role in the detection of communication signal such as multi-frequency modulation signal and time-frequency code signal.
它可以把多个正弦信号相干累加到一条谱线上，从而可以在很低信噪比下有效检测信号，在多频率调制和时频二维编码等通信信号检测上有重要应用价值。 - Modulation principles and code design for multilevel optical data storage
多阶光存储的调制原理分析与编码设计研究 - In this essay, the authors make an introduction to the structure of modulation code and the theory of encoding and decoding in the technique of EFM-plus in the application to DVD.
介绍了EFM-plus技术在DVD应用中的调制码结构及其编解码原理。 - In order to improve effect of traditional modulation code, a new modulation-array ( MA) code and a novel soft-decision method corresponding to MA code are proposed for data processing in DHSS.
为了克服传统调制码的弊端，提出了一种适用于DHSS新的调制码：调制-阵列码的编译码方法及其相应的软判决度量方法。 - Multicarrier direct sequence code division multi-access ( DS-CDMA) is a combination of orthogonal frequency division multiplexing ( OFDM) modulation and code division multiaccess ( CDMA) multiple access schemes.
多载波直接扩频序列码分多址（DS-CDMA）是一种结合正交频分复用（OFDM）的调制方式和DS-CDMA的多址方式而产生的宽带CDMA传输方式。 - Design and Realization of Phase Modulation by Pseudo Random Code PD Fuze Target Simulator
伪码调相PD引信目标模拟器的设计与实现 - Study Of Modulation Techniques For Combining Turbo Code With TCM
Turbo码与TCM编码调制技术研究 - Therefore, a 6 ∶ 8 optimal mapping constant weight modulation code ( OCWMC) is designed by the multistage decision method and the greedy algorithm.
作者借助多阶段决策方法和贪心算法，设计出一种6∶8优化映射等重调制码（OCWMC）。 - Proximity fuze phase-modulation by pseudo-random code
伪随机码调相引信 - For the raw BER lower than 1 × 10-2 the MA code exhibits obvious advantage over the 1 ∶ 2 modulation code.
当原始误码率低于1×10-2后，其使用效果显著优于1∶2调制码。 - Study of Modulation Techniques For Turbo Code
Turbo码的编码调制技术 - Power spectrum is an important aspect in evaluating performance of modulation code.
功率谱是评价光盘调制编码性能的一个重要方面。 - Also focusing on introducing a new proposed staggered differential phase modulation code ( SDPSK), and trying to introduce it into WDM-PON, discussing whether if this code with a variety of advantages can improve the performance of WDM-PON system or not.
也重点介绍了一种新提出来的交错差分相位调制码，将其引入WDM-PON中，设计实现SDPSK/OOK的再调制WDM-PON系统，讨论这种有着各种优势的调制格式能否提高系统性能。 - This is a very simple and flexible method and various code length and code rate can be obtained through this method. The small structured modulation of this code makes it easier to practice the encoding and need less storage spaces.
这种构造方法简单灵活，能构造出各种码率码长的QC码，其短小而重复度高的结构化模块使其更易于编码和存储。 - The STC is extended to the case with data modulation and blind code acquisition is achieved. 4.
空时相关器方法使用导频信号，进一步把它扩展到有数据调制的情况，可以实现盲捕获。