Portable Weather Satellite Imagery Receiver With Bandwidth Compress Technology 采用中频压缩技术的便携式气象卫星云图接收机
Application of Portable GPS Receiver in Maintenance of Transmission Line 手持式GPS接收机在输电线路维护的应用
Study on the coordination difference using portable GPS receiver in forest areas 基于手持式GPS接受机的林区坐标差分研究
The Hardware Design of a Portable Gastrointestinal Wireless Endoscope Image Receiver 消化道无线内窥镜便携式图像接收装置的硬件设计
A design of the portable mail receiver on the basis of uClinux 一种基于uClinux的便携式邮件接收器的设计
The system has the following advantages: 1. Snail size antennas and portable receiver are adopted, which makes it convenient to take and set up the receiving system in the field. 此系统具有以下优点:1.设计制造了小型化天线和便携式接收机,便于携带和架设;
Portable intellect differential& GPS integrated receiver, which has a single GPS/ HF antenna, movable memory card, built-in compass and QC function in real time; 一个装有罗经和实时质量控制的智能型便携式实时差分和GPS集成接收机,并带有GPS/HF二合一天线和活动式存储卡;
In this paper, the authors mainly deals with laws of MF electromagnetic waves transmitted by a horizontal magnetic dipole in a conductor-free coal seam which provides useful theory and data for further research of underground communications and development of underground portable transmitter and receiver. 本文主要研究由水平磁偶极子天线发射的中频电磁波,在井下无导体煤层中的传播规律。它可为进一步研究井下无线电通信和研制井下便携式无线电收发机,提供可参考的理论和数据。
The Development and Application of GPS Portable Receiver GPS手持接收机的发展及应用
The portable receiver of low cost can obtained more benefit, it is practical value for many users. 这种低代价的轻便接收机能获得更好的效益,对许多用户是有实用价值的。