全电视信号

运用MATLAB对彩色全电视信号进行解码

Utilize MATLAB to Decode FBAS colour video scope

基于CPLD的黑白全电视信号采集系统

Composite Video Signal Sampling System Based on CPLD

用二维Walsh函数分析彩色全电视信号

An Analysis Of Colour Composite Video Signals By Two Dimensional Walsh Function

介绍了一种以DSP为核心的成像系统中，FPGA作为主要控制单元，用DSP控制实现了黑白全电视信号图像数据采集。

In imaging system , FPGA is used as a main logic unit , and DSP control to realize the data acquisition for black white video signal .

本文介绍一种传送一路彩色全电视信号的PFM制光纤传输中继机。

This paper introduces a PFM repeater for fiber transmission of one colour TV signal .

实践表明，采用这些方法可以获得高质量PAL制彩色全电视信号。

Experimental results show that by means of these methods the PAL composite video signal which accurately accords with specifications can be obtained .

本文用二维Walsh变换处理了NTSC和PAL彩色全电视信号。

In this paper , we have used the two dimensional Walsh transformation in the analysis of NTSC and PAL colour composite video signals .

高清晰度数字电视（HDTV）对PAL彩色全电视信号采用4fsc抽样，其数码率425.6274Mbit/s。

In the high definition digital television ( HDTV ), PAL TV signal is sampled with 4 f sc . The code rate is 425.627 4 Mbit / s.

基于高速A/D和FPGA，提出了针对PAL制黑白全电视信号的视频解码器的设计方案，实现了实时图像信号的采集。

Based on high-speed A / D and FPGA , the scheme of a video decoder aiming at PAL black-and-white video signal is proposed , and in this way , the real-time image is captured .

分析了全电视信号PCM编码色度副载波量化噪声，并讨论了量化噪声与取样频率fs和量化比特数n的关系。

This paper analyses colour subcarrier quantization noise in PCM coding of complete television singal . The relationship between quantization noise and sampling frequency ( f s ) as well as quantizing bit number ( n ) is discussed .

全电视信号主要内容的分离及处理

Separating Processing of the Main Contents for Composite Video Signal

主要讨论了黑白全电视信号的采集和压缩。根据系统需要设计了视频采集电路；

B / W video signal collection and compression are mainly discussed .

有线电视全电视信号经过两级放大：前放和后放。

CATV all frequency channel signals has been amplified through two grades : the Post-am - plifier .

所得结果可用于彩色全电视信号的数字分离、解调和数字传送。

These results may be used in the digital separation , digital demodulation and digital transformation of colour composite video , signals .

介绍了一种利用地址映射的方法，将红外线列扫描摄像仪得到的列扫描信号转变成电视机的扫描方式，转换后的信号再经过全电视信号合成使图像显示在电视机的屏幕上。

This paper presents a method for using address mapping to convert column sean signal which is gained by infrared camera into television scan signal . Then the resulted signal is synthesized into a composite video sig-nal and displayed on the television screen .

用于船上接收当地电视台的全频道电视信号，不会因船只航行转向而影响接收效果。

It is application for receiving full channel TV signal of local TV , The system 's receive capacity is not be effected by navigation turning of vessel .

本文则是在充分分析、综合了电视图像信号特征的基础上，利用不同幅度、宽度、频率和相位的方波信号相叠加，生成模拟黑白全电视图像信号；

On the basis of analysis and colligation for the characteristics of television signal , a simulated black-and-white whole television signal is produced using the rectangular signals with different amplitude , duration , frequency and phase in the paper .