数字移动通信系统 meaning in English
digital mobile communication system
Examples
- Voice information source coding and decoding technology of gsm system for mobile communication
数字移动通信系统语音信源编解码技术 - This thesis introduces the elementary knowledge of gsm , and discusses the design and implementation of gsm portable software for mobiles
本文介绍了gsm数字移动通信系统的基本知识。然后介绍了一般gsm移动终端软件的设计和实现方法。 - In chapter 2 , the principle of gmsk modulation is given in detail based on the discussion of various digital modulation techniques used in mobile communications . chapter 3 deals with the dsp assembly language implementation of 0 . 3 gmsk for gsm mobile phone test set
第二章从数字移动通信系统中常用的调制解调方式出发，比较了实现gmsk调制的几种方法，提出了波形存储正交调制实现gmsk调制的基本原理。 - A retrodirective array can transmit a signal back to the interrogator ’ s position without any a priori knowledge of the incoming angle or relying on sophisticated digital signal processing algorithms . this merit makes it have good applied possibilities in modern military , especially digital commercial communication systems
方向回溯天线能够自动跟踪来波方向,而不需要来波方向的先验知识和复杂的数字信号处理算法,这一特点使其在现代军用、尤其民用数字移动通信系统中有很好的应用前景。 - With the impetuous growth of mobile communication system , it brings a rapid increase in mobile communication testing and repair market correspondingly . at the same time , because of the competition of the 3g mobile communication standards and long time ' s waiting for the 3g system ' s commercial use , the mobile communication testing market still gives the leading position to 2g productions . to be the representation of 2g mobile system , gsm ' s successful using for business in china makes the demand for gsm testing equipment rising dramticallyo and so the maket expects good mobile communication testing equipments which are made in our country
随着移动通信的迅猛发展，相应的带来了移动通信测试及维修市场的急剧增长。同时由于3g移动通信标准的竞争， 3g网络的商业化还需假以时日，因此世界移动通信测试仪器市场仍以第二代移动通信测试为主。 gsm数字移动通信系统作为第二代移动通信系统的代表，在我国的成功商用化使得我国对gsm数字移动通信系统设备的维护和优化需求也越来越大，而在移动通信测试仪器领域我国远远落后于国外，市场盼望质优价廉的国产移动通信测试设备。