标签：Telegraph - 电子研发网

Telegraph 6条

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ITU R Telegraph transmission ITU R系列准则列表

ITU R Telegraph transmission ITU R系列准则列表

/dl/254142.html

标签： transmission ITU Telegraph 准则

上传时间： 2014-12-03

上传用户：wab1981

The files in this directory comprise ANSI-C language reference implementations of the CCITT (Intern

The files in this directory comprise ANSI-C language reference implementations of the CCITT (International Telegraph and Telephone Consultative Committee) G.711, G.721 and G.723 voice compressions. They have been tested on Sun SPARCstations and passed 82 out of 84 test vectors published by CCITT (De ...

/dl/362279.html

标签： implementations directory reference comprise

上传时间： 2014-01-22

上传用户：Breathe0125

LTE, WiMAX and WLAN

For nearly a hundred years telecommunications provided mainly voice services and very low speed data (telegraph and telex). With the advent of the Internet, several data services became mainstream in telecommunications; to the point that voice is becoming an accessory to IP-centric data networks. To ...

/dl/521951.html

标签： WiMAX WLAN LTE and

上传时间： 2020-05-27

上传用户：shancjb

Understanding+Telecommunications+Business

The dictionary definition of telecommunications is ‘communication over long distance by cable, telegraph, telephone or broadcasting’, but since its initiation over 100yearsagothingshavemovedrapidly.Telecommunicationsisnowaverycomplex industrywithmanydifferentpressures,operatinginahighlydynamic env ...

/dl/522182.html

标签： Telecommunications Understanding Business

上传时间： 2020-06-01

上传用户：shancjb

Understanding+Telecommunications+Networks

Telecommunications is today widely understood to mean the electrical means of communicating over a distance. The first form of telecommunications was that of the Telegraph, which was invented quite independently in 1837 by two scientists, Wheatstone and Morse. Telegraphy was on a point-to-point unid ...

/dl/522183.html

标签： Telecommunications Understanding Networks

上传时间： 2020-06-01

上传用户：shancjb

Wireless+Communications+Algorithmic+Techniques

Digital radios have undergone an astonishing evolution in the last century. Born as a set of simple and power-hungry electrical and electromechanical devices for low data rate transmission of telegraph data in the Marconi age, they have transformed, thanks to substantial advances in electronic techn ...

/dl/522208.html

标签： Communications Algorithmic Techniques Wireless

上传时间： 2020-06-01

上传用户：shancjb

Telegraph 6条

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ITU R Telegraph transmission ITU R系列准则列表

The files in this directory comprise ANSI-C language reference implementations of the CCITT (Intern

LTE, WiMAX and WLAN

Understanding+Telecommunications+Business

Understanding+Telecommunications+Networks

Wireless+Communications+Algorithmic+Techniques

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