在您的搜寻 主题建议
在您的搜寻 主题建议
Digital communications
Standards
19
Cellular telephones
17
Data transmission systems
8
Computer networks
7
Congresses
7
Integrated services digital networks
4
Mobile communication systems
3
Artificial satellites in telecommunication
2
Coding theory
2
Electronic mail systems
2
Electronics
2
Service industries
2
Telecommunication
2
Telecommunication systems
2
Cable television
1
Computer network protocols
1
Computers
1
Data processing
1
Digital electronics
1
Digital integrated circuits
1
Digital techniques
1
Digital television
1
Economic aspects
1
Electronic commerce
1
Electronic networks
1
Electronic noise
1
Government policy
1
High definition television
1
Information superhighway
1
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