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技术资料 2004年国内各地无线地面（移动）数字电视进程概况
无线地面数字电视地面广播DTTB（Digital Television Terrestrial Broadcasting）系统具备用许多蜂窝单频网来进行信号的覆盖功能，不仅可提高频谱的利用率，而且可应
技术资料 无线地面数字电视传输标准解析
数字电视（Digital television, or DTV）是采用数字信号进行广播图像和声音的新型电视系统，它从节目采编、压缩、传输到接收电视节目的全过程都采用数字信号处理。如按信号传输方式
书籍 Theory+and+Applications+of+OFDM+and+CDMA
Wireless communication has become increasingly important not only for professional appli-
cations but also for many fields in our daily routine and in consumer electronics. In 1990,
a mobile telephone was still quite expensive, whereas today most teenagers have one, and
they use it not only for call ...
书籍 Transmission Techniques for 4G Systems
Fourth Generation (4G) wireless communication systems aim to allow peak data
rates in the range of 1 Gbps for nomadic access and 100 Mbps for vehicular mobil-
ity. 4G aims to support current and emergent multimedia services, such as mobile
TV, social networks and gaming, high-definition television a ...
模拟电子 MAX9930在有线电视中的功能应用
Abstract: The MAX9930–MAX9933 family of RF controllers and detector can be used in a wide variety of applications. Anideal application is cable television (CATV) over fiber, where either a RF controller or a RF detector controls the gain of atransimpedance amplifier (TIA). This application n ...
其他书籍 A few short years ago, the applications for video were somewhat confined—analog was used for broad
A few short years ago, the applications for
video were somewhat confined—analog was
used for broadcast and cable television, VCRs,
set-top boxes, televisions and camcorders.
Since then, there has been a tremendous and
rapid conversion to digital video, mostly based
on the MPEG-2 video compression s ...
书籍 The+Telecommunications+Handbook
Changes in telecommunications are impacting all types of user
group, which include business users, traveling users, small and
home offices, and residential users. The acceptance rate of telecom-
munications and information services is accelerating significantly.
Voice services needed approximately 5 ...
书籍 RF Imperfections
The unguided transmission of information using electromagnetic waves
at radio frequency (RF) is often referred to as wireless communications,
the first demonstration of which took place at the end of the 19th cen-
tury and is attributed to Hertz. The technology was, shortly thereafter,
commercialise ...
学术论文 DVBT系统中内编解码模块的软件仿真
数字电视按传输方式分为地面、卫星和有线三种。其中，DVB-S和DVB-C这两个全球化的卫星和有线传输方式标准，目前已作为世界统一标准被大多数国家所接受。而对于地面数字电视广播标准，经国际电讯联盟(ITU)批准的共有三个，包括欧盟的DVB-T(Digital Video Broadcasting-Terrestrial，数字视频地面广播)标准、美国的ATSC(Advan ...
技术资料 DVBT系统中内编解码模块的软件仿真与FPGA实现.rar
数字电视按传输方式分为地面、卫星和有线三种。其中，DVB-S和DVB-C这两个全球化的卫星和有线传输方式标准，目前已作为世界统一标准被大多数国家所接受。而对于地面数字电视广播标准，经国际电讯联盟(ITU)批准的共有三个，包括欧盟的DVB-T(Digital Video Broadcasting-Terrestrial，数字视频地面广播)标准、美国的ATSC(Advan ...