1、 KS C IEC 60050-704KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 704：KS C IEC 60050-704 : 2002(2012 ) 2002 11 30 http:/www.kats.go.krC IEC 60050 704： 2002 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ： 2002 11 30 ： 2012 12 31 2012-0854 ： ： ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . ICS 01.040.33； 33
2、020 KS C IEC 704： 60050 704： 2002(2012 ) International electrotechnical vocabulary Chapter 704： Transmission 1. . 2. 26 . 70401 (Basic Terms in Transmission) 70402 (Transmission Media) 70403 (Physical Transmission Circuits) 70404 (Transmission Networks) 70405 (Repeaters) 70406 (Repeater Stations) 7
3、0407 (Echo Control) 70408 (Multiplexing) 70409 (Basic Terms in Analogue Transmission) 70410 (Frequency Division Multiplexing) 70411 (Analogue Carrier Transmission) 70412 (Pilot Signals) 70413 (Timing) 70414 (Frames and Channels) 70415 (Synchronized Networks) 70416 (Basic Terms in Digital Transmissio
4、n) 70417 (Line Codes) 70418 (Digital errors) 70419 (Digital Transmission Networks) 70420 (Digital Multiplexing) 70421 (Justification) 70422 (Basic Terms in Pulse Code Modulation) 70423 (Sampling in Pulse Code Modulation) 70424 (Quantizing in Pulse Code Modulation) 70425 (Encoding in Pulse Code Modul
5、ation) 70426 (Multiplexing in Pulse Code Modulation) 3. . 2 , . C IEC 60050 704： 2002 2 7041 (Basic Terms in Transmission) ( )7040101 (7010101) , , , information 7040102 (7010102) , . , . signal 7040103 (7020402) , , . analogue signal 7040104 (7020404) . (： , , , ) discretely timed signal 7040105 (7
6、020405) 2 . 2 0 1 2 . digital signal 7040106 (7010103) . 1. . 2. “trans-mission” . transmission 7040107 analogue transmission 7040108 . digital transmission7040109 (7010318) . . unidirectional 7040110 (7010319) . 1. . 2. . bidirectional 7040111 (7010320) . one way C IEC 60050 704： 2002 3 ( )7040112
7、7010321) , 1. . 2. . both way； two way 7040113 . . . burst transmission 70402 (Transmission Media) ( )7040201 ( ) “ ” . transmission medium 7040202 (傳播 ) ( , , , ) (傳播 ) . transmission line 7040203 earth return 7040204 symmetric pair 7040205 coaxial pair 7040206 , . . 2 . , , . , . 1GHz . waveguide
8、 7040207 optical fiber C IEC 60050 704： 2002 4 ( )7040207 ( ) (誘電體 : ) . 7040208 705 725 . space 70403 (Physical Transmission Circuits) ( )7040301 metallic circuit 7040302 , , balanced metallic circuit 7040303 , , unbalanced metallic circuit 7040304 earth return circuit 7040305 , . superposed circui
9、t 7040306 (側回線) 2 (重信 ) 3 , . 2 . side circuit 7040307 earth( return) phantom circuit 7040308 2 2 (側回線 ) , phantom circuit 7040309 (超重信回線) ITU T (大地 ) 4 ( ) 4 2 2 , 1 . 2 double phantom circuit C IEC 60050 704： 2002 5 70404 (Transmission Networks) ( )7040401 (7010211) transmission path 7040402 (7010
10、201) () 1. . . 2. “ ” “ ” . , 3. , , . , , , 10 MHz , 34 Mbit/s (transmission) channel 7040403 (7010203) () 1. , “ ” , . 2. . , , , 3. , . 4. , “ ” 2 . telecommunicationcircuit 7040404 1. . 1 . 2. , “go” “trans-mit” . , , transmit . , “go channel” . go channel transmit channel 7040405 1. . 1 . retur
11、n channel receive channel C IEC 60050 704： 2002 6 ( )7040405 ( ) 2. , “return” “re-ceive” . , , receive . , “re-turn ” . 7040406 (7020918) , . 1. , , , . . 2. , U links , , . distribution frame 7040407 (7010206) . , , (transmission) link7040408 (communi-cation path) line link 7040409 , . radio link
12、7040410 1. . 2. , , , transmission system7040411 input signal (of a transmission system) transmitted source signal 7040412 , . output signal (of a transmission system) received source signal 7040413 , , . line signal 7040414 2 two wire transmission C IEC 60050 704： 2002 7 ( )7040415 4 2 , , four wir
13、e transmission 7040416 2 2 1. 2 . 2. 2 “2 ” . two wire citcuit 7040417 4 4 1. 4 2 2 , 2. 4 “4 ” . four wire citcuit 7040418 4 4 2 4 4 wire terminating set 70405 (Repeaters) ( ) 7040501 , ( ), . . repeater 7040502 , analogue repeater 7040503 “ ” . regenerative repeater 7040504 2 2 two wire repeater 7
14、040505 4 4 four wire repeater 7040506 , , , , . . section termination 7040507 , , . elementary cable section C IEC 60050 704： 2002 8 ( ) 7040508 , elementary repeater section 7040509 , elementary regenerator section 70406 (Repeater Stations) ( ) 7040601 , , , , repeater station 7040602 locally contr
15、olled station 7040603 controlling station 7040604 remotely controlled station 7040605 (直接受電中繼所 ) directly powered station 7040606 power feeding station7040607 . dependent station 70407 (Echo Control) ( ) 7040701 . (傳播 ) echo 7040702 . 1. , . 2. . echo control 7040703 echo suppression 7040704 echo su
16、ppressor 7040705 full echo suppressor 7040706 half echo suppressor C IEC 60050 704： 2002 9 ( ) 7040706 ( ) . 7040707 ( ) unoperated state 7040708 ( ) , . disabled state 7040709 ( ) suppression state 7040710 ( ) , . break in state 7040711 echo cancellation 7040712 echo canceller 7040713 ( ) . “to disable” . disabling 7040714 ( ) . “to enable” . enabling 70408 (Multiplexing) ( ) 7040801 ( 1 , 1 ) ( ) . (FDM) (time interval) (TDM)
