Unverified50% confidenceFactExact time
全双工是通信工程概念，指双方可同时进行双向数据传输，电话网络自20世纪初就采用该设计
1
Sources
50%
Confidence
Long-term
Relevance
7/15/2026
First Seen
Sources
Related Claims
Unverified普通电话网络早在20世纪初就实现了全双工双向同步通话85% similarUnverifiedFull-duplex technology was first applied in telephone networks and radio communications, achieving bidirectional synchronous transmission through Frequency Division Duplex (FDD) or Time Division Duplex (TDD).78% similarPartially VerifiedFull-duplex communication technology originates from the telecommunications field and refers to both parties being able to send and receive information simultaneously without waiting for the other party to finish before starting to respond.77% similarUnverified全双工通信技术起源于电信工程领域，最早应用于有线电话网络，后在GSM、LTE蜂窝通信中成为标配72% similarUnverified多路复用（multiplexer）概念最早来自电信领域，指在同一物理信道上同时传输多路信号的技术69% similar
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