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- Computer simulation shows that this algorithm can get rapid PN code acquisition in very low SNR and is easy to be realized in FPGA and DSPs. 实验证明,这种捕获算法易于采用可编程门阵列和数字信号处理器相结合的方式实现,可以在极低的信噪比下实现扩频PN码的快速捕获。
- rapid PN code acquisition 伪码快速捕获
- A New DSSS Long PN Code Acquisition Algorithm 一种新的直序列长伪码捕获方案
- A noncoherent rapid acquisition way of BPSK Modulated PN Code Acquisition with 1bit quantized BPSK调制扩频码1bit量化非相关快速捕捉方法及实现
- PN Code Acquisition Method Based on Second-Order Sampling in 基于二阶采样的直扩码分多址系统伪随机码捕获方法
- the system of bidirectional slipping PN code acquisition 双向滑动捕获系统
- Two-step PN code acquisition scheme in the improved multiplex system 复合系统新型双级捕获方案及性能分析
- This paper presents a rapid acquisition scheme for PN code with double-channel by microprocessor controlled In-phase and Quad-phase CCD. 本文提出了一种以微处理机为控制器的电荷耦合器件(CCD)正交双通道PN码快速捕获方法,该方法能对不同码型、码长、码速率的PN码所调制的二相PSK直扩信号进行解扩,且具有体积小、重量轻、易于集成化、功耗低的特点。
- Optimum design of multiple dwell PN code acquisition system using segment correlation-video integration method 基于分段相关-视频积累方法的多驻留伪码捕获系统优化设计
- Application of Digital Differential Matched Filter in PN Code Acquisition System 数字差动匹配滤波器技术在PN码捕获系统中的应用
- PN Code Acquisition Performance in the Presence of Multiple Access Interfence in DS/CDMA System 多址干扰下DS/CDMA系统的伪随机码捕捉性能
- PN Code Acquisition Performance Effects of Adaptive Narrow-Band Interference Suppression Filters in Spread-Spectrum Systems 扩频系统中自适应窄带干扰抑制滤波器对PN码捕获性能的影响
- A RAPID ACQUISITION SCHEME FOR PN CODE BY CCD 一种CCD PN码快速捕获方法
- PN code acquisition PN码捕获
- The brief description of digital downconverter,acquisition of PN code phase, PN code phase tracking and data demodulating is given in this paper. 本文提出了一种高动态高码率数字化解扩接收机的设计方案,同时简要介绍了其数字下变频、伪码初相位捕获、伪码相位跟踪和数据解调的基本设计思想。
- Two methods of rapid code acquisition based on FFT are presented, one method is based on fractional multiple sampling rate convertor, and the other is based on decimation. 该文提出两种基于FFT的伪码快速捕获方案,一种是基于分数倍采样率转换器的快捕方案;另一种是基于抽取器的快捕方案。
- Based on the characteristics of correlation between PN sequences and received signals, a new method which combines code acquisition and symbol timing recovery for TDS-OFDM receiver is developed. 摘要提出了TDS-OFDM接收机中一种结合PN序列相位捕获的定时同步算法。
- On the scheme of delay-waiting direct rapid acquisition of very long PN code 超长PN码的延迟-等待直接捕获方法
- In this article, we propose a fast correlation algorithm of multiple PN code by Fast Walsh Transform (FWT). 本文提出了一种利用快速沃尔什变换(FWT)实现对复合码进行快速相关的算法。
- PIC Microcom with wireless PN Code Generator Firmware source code with PIC21xx and Internal CLK has been tested. (译):知情同意Microcom无线PN码发生器固件的源代码与PIC21xx和内部时钟已经过测试。
