数字信号

Welding control system comprises hardware and software, using C language welding program, and it reduces difficulty of control system exploitation. Scheduling control, sampling disposal of feedback signals and digital PI modulation are achieved through program control, and this controls veraciously welding process.

焊接控制系统由硬件和软件两部分组成，焊接程序采用C语言编写，降低了控制系统软件开发的难度，通过程序控制实现时序控制、反馈信号的采样处理及数字PI调节，对焊接过程进行准确的控制。

The future development trend is except high-end DTVs with more than 37 inches in size, the other sizes of TV will all adopt highly integrated single chip design, which integrates signal demodulator chip, video-control chip, MPEG-2 decode chip, video processing chip, HDMI interface chip and audio frequency processing chip into a single chip, namely SoC.

而未来的发展趋势是除高级的超过37英寸的数字电视外，其余尺寸的电视都会采用高度集成的单芯片设计，信号解调芯片、视频控制芯片、MPEG-2解码芯片、视频处理芯片、HDMI接口芯片和音频处理都会集成在一片芯片上。

Currently, digital TV mainly has about seven chips, like Signal demodulator chip, video-control chip, MPEG-2 decode chip, video processing chip, HDMI interface chip, audio frequency treatment chip and audio frequency amplification chip.

目前数字电视里主要芯片有信号解调芯片、视频控制芯片、MPEG-2解码芯片、视频处理芯片、HDMI接口芯片、音频处理与音频放大芯片，也就是大约7片IC。

The method can be applied to new digital video signal designing, encoding and image quality assessment.

此问题的解决，有利于进一步研究新的数字视频信号设计、编码和图像质量评价。

Testing system's stability by transmitting digital video signal .

对系统的稳定性作了传输数字视频信号的测试实验。

Data acquisition is widely used in the field of radar signal processing, digital image processing and virtual instrument.

在雷达信号处理、数字图像处理和虚拟仪器等领域中，数据采集都得到了广泛的应用。

By starting from the engineering projects of IP and SoC for deep sub-micron and nanometer IC, Vivace has built up a scalable team model and made joint efforts with the first-class international design team in developing the key circuit technology for integrated digital video and mobile TV signal processing.

以深亚微米和纳米集成电路 IP 和 SoC 的工程项目为起点，芯慧同用建立了可倍增的团队模型；并与国际顶级设计团队联合，开发集成化数字视频和移动电视信号处理的关键电路技术。

The primary function of the system through the compression of speech signals in order to achieve high-efficiency digital audio recording, can be used for telephone message, voice response and so on.

本系统的主要功能是通过对语音信号进行压缩，以实现高效率数字录音，可以用于电话留言，语声应答等场合。

Our system's main functions are to compress the sound signals so as to achieve efficent digital recording. It can be applied in telephone message,voice response and etc.

本系统的主要功能是通过对语音信号进行压缩，以实现高效率数字录音，可用于电话留言，语声应答等场合。

Circuit system used varistor constitute the Wheatstone bridge to collect small changes in voltage, After amplification circuit amplified into A / D converter circuit, the input voltage digital signal after the conversion output AT89S52 conducted by the control and data processing and results in the LCD display.

系统电路采用压敏电阻构成惠斯登电桥来采集电压的微小变化，经过放大电路放大后送入A/D转换电路，对输入电压信号进行数字量的转换后输出，由AT89S52进行系统的控制和对数据的处理并将结果显示在液晶显示器上。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。