全部

1·The Digital Phase Lock Loop(DPLL)is the core of the coherent demodulation.

数字锁相环路（DPLL）是数字相干解调技术的核心。

2·In this paper, a coherent demodulation scheme for chaos shift keying signals is presented, and formula for bit error rate is given.

提出了一种基于收缩映射的混沌键控信号解调方案，给出了系统误码性能的数学表达式。

3·This paper introduces a multipurpose digital demodulation method based on SDR, which is one kind of non-coherent demodulation types.

针对跳频通信系统，提出一种非相干的，高频带利用率的调制方案。

4·In this paper, we analyze the BER performance of pilot symbol assisted two-dimensional spread spectrum systems with coherent demodulation in multi-path fading channels.

在多径衰落信道中，本文分析了导引辅助的二维扩频相干解调的误码率性能。

5·Non coherent demodulation for 2PSK detects relation of carrier wave phase of the interval symbol by the (half period of carrier wave) delay and the adder, then the data is demodulated.

PSK非相干解调法将经延时半个载波周期的接收信号与原接收信号相加，检测出两相邻码元载波相位变化情况，从而解调出数字信息。

6·Researching the 2csk synchronization characterize based on changed Chua's circuit, and designing a hardware experimental system of 2csk signals for modulation and coherent demodulation.

研究了基于变型蔡氏电路的二进制混沌键控信号的同步特性，并设计一种二进制混沌键控信号调制与相关解调的硬件实验系统。

7·Chaos Shift Keying (CSK) is generally divided into two categories by demodulation method as coherent detection CSK and non-coherent ones.

混沌键控(CSK)按解调方式通常分为相干解调的CSK与非相干解调的CSK。

8·The Study of the New Coherent Modulation demodulation Function Set in Chen-Mobius Analog Communication Systems;

调制解调器是在模拟和数字信号之间进行转换的设备。

9·Carrier synchronization is a key technique in the coherent -demodulation of PSK signals and it is directly related to the specification of demodulation.

载波同步是PS K信号相干解调中的一项关键技术，它直接关系到解调的指标。