1) phase spread spectrum sequences based on Z 4 codes
Z_4码四相扩频序列
2) spreading sequence
扩频码序列
1.
The blind detection, parameters estimation and recovery of spreading sequences are the main contents of DS communication counter.
直扩通信对抗包括直扩信号的盲检测、参数估计和扩频码序列恢复等内容。
3) Spreading codes sequences
扩频码序列
1.
The simulations of the peak-average power ratio (PAPR) distribution in the MC-CDMA system with 10 users are given based on several orthogonal spreading codes sequences.
分析了MC-CDMA系统模型、MC-CDMA信号包络功率与所选用的扩频码序列部分自相关函数和部分互相关函数之间的关系,并基于几种正交扩频码序列对10位用户的MC-CDMA系统峰平功率比(PAPR)分布进行了仿真。
2.
For the MC-CDMA signal envelope characteristics and the relation between the system peak-average power ratio (PAPR) and the number of users, simulations are made based on several orthogonal spreading codes sequences.
该文分析了MC CDMA系统模型以及MC CDMA信号包络功率与扩频码序列部分自相关函数和部分互相关函数之间的关系,并基于几种正交扩频码序列对MC CDMA信号包络特性以及系统峰平功率比与用户数之间的关系特性进行了仿真。
4) 4-phase spreading sequence with inequal length
不等长四相扩频序列
5) spread spectrum sequence
扩频序列
1.
Design of Secure Communication System Based on Hyperchaotic Spread spectrum Sequence;
扩频序列超混沌保密通信系统设计研究
2.
Simulation for spread spectrum sequences of CDMA system;
CDMA系统中扩频序列码性能仿真
3.
This paper is based on spread frequency communication and mainly introduces two kinds of characteristics and methods of common spread spectrum sequences(the m sequence and the Gold sequence).
以扩频通信为出发点,介绍了常用的两种扩频序列 m 序列和 Gold 序列的性质及其产生的方法,并用Matlab 程序仿真实现,通过计算机对它们的误差性能进行分析,得出 Gold 序列更适合做现代通信 CDMA 系统的扩频地址码。
6) spreading sequences
扩频序列
1.
Research on spreading sequences with a novel chaos;
一类新的混沌扩频序列研究
2.
Correlation characteristics of binary phase and quadri phase ICMIC spreading sequences;
二相与四相无限折叠混沌扩频序列的相关特性分析
3.
Based on the generalized Chirp-like sequences, a new class of spreading sequences was constructed with the help of the product technique and its correlation properties were discussed.
基于广义Chirp like序列族,用序列乘积的方法,构造了一类新型扩频序列族,并讨论了它的相关特性。
补充资料：四相
【四相】
（名数）表彰有为法之事体者有四：一生相，起事物也。二住相，安事物也。三异相，衰事物也。四灭相，坏事物也。有此四相者为有为法。无此四相者为无为法。俱舍论五曰：“颂曰：相，谓诸有为生住异灭性。论曰：由此四种是有为相，法若有此，应是有为。与此相违是无为法。此于诸法能起名生，能安名住，能衰为异，能坏为灭。”小乘有部谓离所相之法，则有能相之别体，成实及大乘，谓此四相唯为有为法变异之差别，非有所相与能相之别体。因之有部之四相，为实法，成实及大乘之四相为假法。
（名数）表彰有为法之事体者有四：一生相，起事物也。二住相，安事物也。三异相，衰事物也。四灭相，坏事物也。有此四相者为有为法。无此四相者为无为法。俱舍论五曰：“颂曰：相，谓诸有为生住异灭性。论曰：由此四种是有为相，法若有此，应是有为。与此相违是无为法。此于诸法能起名生，能安名住，能衰为异，能坏为灭。”小乘有部谓离所相之法，则有能相之别体，成实及大乘，谓此四相唯为有为法变异之差别，非有所相与能相之别体。因之有部之四相，为实法，成实及大乘之四相为假法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条