MARC

 008000309s1999        ulka                        0a    kor
■0801  ▼a621.395.345
■082    ▼a621.387▼b강86ㄷ▼223
■090    ▼a621.387▼b강86ㄷ
■1000  ▼a강치운,  김종철,  우창룡,  정명덕
■24510▼a디지털전자교환기공학▼d강치운,  김종철,  우창룡,  정명덕
■260    ▼a서울▼b광명▼c1999
■300    ▼a509p.▼b삽도▼c26cm.
■505    ▼aPCM통신방식/개요▼c3▼aPCM  방식의특징▼c9▼aPCM  방식의  구성  단계▼c15▼a디지털  부호와  기술▼c26▼aPCM  단국장치(Channel  Bank)▼c41▼a재생중계기(Regenerative  Repeater)▼c76▼a디지털  다중화/디지털  다중화  장치▼c105▼a프레임  동기▼c125▼a디지털  교환  원리  /디지털  교환의  필요성▼c137▼a디지털  교환기의  구성과  원리▼c13900▼a디지털교환기의  제어▼c20211▼a시분할  네트워크(Time  Division  Network)▼c21922▼a아날로그  가입자  정합회로▼c29633▼a디지털  가입자  선로▼c31344▼a디지털  중계선  정합회로▼c33355▼a페어  이득  시스템과  원격교환장치▼c33966▼a시스템  이용도▼c35177▼aISDN의  교환  기술▼c35988▼a광교환  기술▼c37099▼a신호방식▼c38500▼a교환동작과  신호의  흐름▼c38811▼a가입자선  신호방식▼c39022▼a국간중계선  신호방식의  종류▼c41333▼a국제전화망의  신호방식▼c43244▼a전송과  교환  시스템의  정합▼c44655▼a교환기의전송특성▼c46166▼a전기통신망의  전송  특성▼c46377▼a아날로그  교환기의  전송  특성▼c46388▼a디지털  교환기의  전송  특성▼c48199▼a교환기의  잡음▼c48300
■950    ▼b19,000

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