1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 12 22 http:/www.kats.go.krKS X 3114 DTE/DCE , KS X 3114： 2006 (2011 ) X 3114： 2006 : ( ) ( ) : (http:/www.standard.go.kr) ： ：1996 12 17 ：2006 12 22 ：2011 12 29 2011-0657 ： ： ( 02-509-72635) (http:/www.kats.go.kr). 10 5 , . ICS 35.100.10 KS DTE/DCE , X
2、3114： 2006(2011 ) Information technology Telecommunications and information exchange between systems Start stop transmission signal quality at DTE/DCE interfaces 1. 1.1 (DTE) (DCE) . DCE V. 2 4 X.24 . V. 2 1 , V. 2 2 , V.22 bis, V. 2 3 , V.26 ter, V. 3 2 , V.32 bis, X.20, X.20 bis V. 2 8 X.20 V. 10
3、V. 11 DCE V. 1 4 V. 4 2 DCE . DTE . I.411 V. 11 0 , V.120 X.30 ISDN R . 1.2 . . 1.3 DCE . 1.4 . . 2. . . ITU T I.411： 1988 ISDN (ISDN user network interfacesReference configurations) ITU T V. 1 0 (or X.26)： 1989 (Electrical characteristics for unbalanced double-current interchange circuits for gener
4、al use with integrated circuit equipment in the field of data communications) ITU T V. 11 (or X.27)： 1989 (Electrical characteristics for balanced double-current interchange circuits for general use with intergrated circuit equipment in the field of data communications) ITU T V. 1 4： 1988 (Transmiss
5、ion of start stop characters X 3114： 2006 2 over synchronous bearer channels) ITU T V. 2 1： 1988 300 bps (300 bits per second duplex modem standardized for use in the general switched telephone network) ITU T V. 2 2： 1988 2 1 200 bps (1 200 bits per second duplex modem standardized for use in the ge
6、neral switched telephone network and on point to point 2 wire leased telephone type circuits) ITU T V.22 bis： 1988 2 2 400 bps (2 400 bits per second duplex modem using the frequency division technique standardized for use on the general switched telephone network and on point to point 2 wire leased
7、 telephone type circuits) ITU T V. 2 3： 1988 600/1 200 (600/1 200 baud modem standardized for use in the general switched telephone network) ITU T V. 2 4： 1989 (DTE) (DCE) List of definitions for interchange circuits between data terminal equipment(DTE) and data circuit terminating equipment(DCE) IT
8、U T V.26 ter： 1988 2 400 bits per second duplex modem using the echo cancellation technique standardized for use on the general switched telephone network and on point to point 2 wire leased telephone type circuits ITU T V. 2 8： 1989 (Electrical characteristics for unbalanced double current intercha
9、nge circuits) ITU T V. 3 2： 1988 9 600 bps 2 , (A family of 2 wire, duplex modems operating at data signalling rates of up to 9 600 bit/s for use on the general swiched telephone network and on leased telephone type circuits) ITU T V.32 bis： 1990 2 400 bps (A duplex modem operating at data signallin
10、g rates of up to 2 400 bit/s for use on the general switched telephone network and on leased point to point 2 wire telephone type circuits) ITU T V. 4 2 ： 1988 DCE (Error correcting procedures for DCEs using asynchronous to synchronous conversion) ITU T V. 11 0： 1988 V Support of data terminal equip
11、ments(DTEs) with V series type interfaces by an integrated services digital network(ISDN) ITU T V.120： 1988 V ISDN (Support by an ISDN of data terminal equipment with V series type interfaces with provision for statistical multiplexing) ITU T X.20： 1989 (DTE) (DCE) Interface between data terminal eq
12、uipment(DTE) and data circuit terminating equipment(DCE) for start stop transmission services on public data networks ITU T X.20 bis： 1988 V (DTE) Use on public data networks of data terminal equipment(DTE) which is designed for interfacing to asynchronous duplex V series modems ITU T X.24： 1989 (DT
13、E) (DCE) List of definitions for interchange circuits between data X 3114： 2006 3 terminal equipment(DTE) and data circuit-terminating equipment(DCE) on public data networks ITU T X.30 X.21, X.21 bis X20 bis (DTEs) Support of X.21, X.21 bis and X.20 bis based data terminal equipments(DTEs) by an int
14、egrated services digital network(ISDN) 3. . 3.1 , 3.2 ( ) , 3.3 , 3.4 3.5 3.6 , ( ) 3.7 ( ) 3.8 . (baud) . 3.9 . 3.10 . 3.11 3.12 . 3.13 a) ( ) . b) . ( ) . 1. ( ) . 2. ( ) ( ) . 3. . X 3114： 2006 4 3.14 ( ) . ( ) . 3.15 ( ) 1. 3.14 2. . 3.16 . . 3.16.1 3.16 3.16.2 3.16 3.16.3 4. DTE DTE 1 4 . . . 4
15、.1 DTE DTE 103( V. 2 4 ) T( X.24 ) Q % N % , P % . 1 (1) DTE I II P1(2) P2(2) DTE 4.1 4.1 4.1 4.2 4.2.1 4.2.1 4.2.2 4.3 ： ： N P Q R S T M % % %UI %UI Char %UI % 5(3) 7 90 8 2 16 0.2 1 3 98 (4) (4) (4) 0.2 8 16 84 10 2 20 0.75 12 20 76 10 2 20 0.75 X 3114： 2006 5 1 ( ) (1) DTE A B PA(2) PB(2) DTE 5.1
16、 5.1 5.1 5.2 5.2.1 5.2.1 5.2.2 5.3 ： ： U V W X S Y Z % % %UI %UI Char %UI % 40 30 20 2 40 60 40 30 20 2 40 60 38 30 30 25 2 50 50 33 25 34 25 2 50 50 (1) DTE , , . (2) P1, P2, PA PB . (3) 8 % P 10 % . (4) . 4.2 103 T , , . 4.2.1 103 T S R % . 4.2.2 103 T T % . 4.3 M % . 5. DTE DTE 1 4 . . 5.1 DTE V
17、% V % U % , W % . . . 5.2 DTE 104( V. 2 4 ) R( X.24) , , . 5.2.1 DTE 104 R X % S . 5.2.2 DTE 104 R X 3114： 2006 6 Y % . 5.3 104 R Z % . 6. V. 2 8 V. 1 0 V. 11 . . , . 6.1 V.28 6.1.1 . 6.1.2 . 6.1.2 1 3 000 2 500 pF 102 Ga Gb . 6.1.3 DTE 3.0 V 3.0 V . V1G 3.0 V . V1G 3.0 V . 6.2 V.28 6.2.1 2 . 1 V.28
18、 102 Ga 3 000 2 500 pF V1G ( ) X 3114： 2006 7 2 V.28 6.2.2 DTE 5.0 V V1L . (5.1 ). 3.0 V . V1L 3.0 V . V1L 3.0 V . 6.3 V.10 6.3.1 . 6.3.2 . 6.3.2 3 450 CW . CW , 3 . 6.3.3 DTE 3.0 V . 0 V . 102 Ga V1L X 3114： 2006 8 CW(F) (kbit/s) 1.000 0.470 0.220 0.100 0.047 0.022 0 2.5 2.5 5.0 5.0 10.0 10.0 25.0
19、25.0 50.0 50.0 100.0 3 V.10 CW 6.4 V.10 6.4.1 4 . 6.4.2 DET 4.0 V V1L . (5.1 ). (6.3.3 ). 6.5 V.11 6.5.1 . , 6.5.2 . 6.5.2 5 100 A B . 6.5.3 DET 0.3 V . 0 V . 6.6 V.11 6.6.1 6 . 6.6.2 DTE 6.4.2 6 6.7 , 1 % , 1 % 1 % . 450 CW V1G ( ) CA X 3114： 2006 9 4 V.10 5 V.11 V1L AB V1G A B 100 ( ) X 3114： 2006 10 6 V.11 V1L A B X 3114： 2006 11 A() . 1 . A.1 N M P Q . T R S . A.1.1 P P (N nM) N： M： n： A.1.2 Q Q (100 2 N)% N： A.2 U V , V U nM U： M： ( ) n：
