websters new world Telecom Dictionary phần 1 potx
websters new world Telecom Dictionary phần 1 potx
... with T1 and J -1, and is used in North America and Japan. See also ISDN and PRI. 0 010 11 0 1 0 010 1 1 0 1 Baseband Digital Signal 2B1Q Line Coding +3V +1V 0V -1V -3V 7 23B+D 74570cintro.qxd 9 /11 /07 ... 12 :17 PM Page 15 To Margaret for whom my love is infinite and eternal 74570ffirs.qxd 9 /11 /07 12 :14 PM Page v 74570flast.qxd 9 /11 /07 12 :17 PM Page xiv Telecom Dictiona...
Ngày tải lên: 14/08/2014, 09:20
websters new world telecom dictionary phần 2 potx
... D T d t 10 10 ENQ 6 NAK 7 %5 E U e u 011 0 ACK 8 SYN & 6 F V f v 11 10 BEL 9 ETB 10 `7GWgw 00 01 BS CAN 11 (8HXhx 10 01 HT EM 12 )9IYiy 010 1 LF SUB 13 *: JZjz 11 01 VT ESC 14 +; K[ k{ 0 011 FF FS ... positions 1, 2, Ï3, 4 Bit positions 5, 6, 7 000 10 0 010 11 0 0 01 1 01 011 11 1 0000 NUL 1 DLE SP 0 @ P p 10 00 SOH 2 DC1 ! 1 A Q a q 010 0 STX 3 DC2 2 B R b...
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websters new world telecom dictionary phần 8 potx
... telephone +3V 0 -3V +3V 0 -3V +3V 0 -3V 1 cps, 1 Hz 2 cps, 2 Hz 3 cps, 3 Hz 1 second 4 41 single number dialing 74570c19.qxd 9 /12 /07 12 : 41 AM Page 4 41 R1.The symbol for Resistance. See resistance. ... suppression. See also DSI, FDM, suppression, and TASI. side circuits 438 74570c19.qxd 9 /12 /07 12 : 41 AM Page 438 74570c17.qxd 9 /11 /07 12 :27 PM Page 406 • Control: An eigh...
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websters new world telecom dictionary phần 3 pdf
... (Japan) 0 1 0.064 0.064 0.064 1 24 1. 544 1. 544 30 2.048 1C 48 3 .15 2 2 96 6. 312 6. 312 12 0 8.448 7.786 3 480 34.368 32.064 672 44.736 3C 1, 344 91. 053 4 1, 440 97.728 1, 920 13 9.268 4,032 274 .17 6 5 5,760 ... to form a T1 frame. See also digital signal hierarchy, DS -1, DS-1C, DS-2, DS-3, DS-4, PCM, T1, and voice grade. 14 5 DS-0 (Digital Signal Level Zero) 74570c04.qxd 9...
Ngày tải lên: 14/08/2014, 09:20
websters new world telecom dictionary phần 4 pps
... (FAST) See FAST. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 0 0 1 1 0 0 1 F L A G F L A G A D D R E S S C O N T R O L Data FRAME CHECK SEQUENCE Start Bit 12 34567 Stop Bit Parity Bit fragmentation ... E-1s E -1 2.048 30 1 E-2 8.448 12 0 4 E-3 34.368 480 16 E-4 13 9.268 19 20 64 E-5 565 .14 8 7680 256 EBCDIC (Extended Binary Coded Decimal Inte...
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websters new world telecom dictionary phần 5 ppt
... 0000 011 1 18 24 00 011 000 8 8 000 010 00 19 25 00 011 0 01 9 9 000 010 01 1A 26 00 011 010 A 10 000 010 10 1B 27 00 011 011 B 11 000 010 11 1C 28 00 011 100 C 12 000 011 00 1D 29 00 011 1 01 D 13 000 011 01 1E 30 00 011 110 E ... 00000000 11 17 00 010 0 01 1 1 000000 01 12 18 00 010 010 2 2 00000 010 13 19 00 010 011 3 3 00000 011 14 20 00 010 100 4 4 0000 010 0 1...
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websters new world telecom dictionary phần 6 pptx
... VRC. Table L -1: Longitudinal Redundancy Check (LRC) Bit/Value C O N T R O L Odd Parity 1 110 0 010 0 2 11 1 011 00 3 011 1 011 0 4 011 0 011 1 5 00 011 0 01 6 000000 01 7 11 111 110 8 (Odd Parity) 0 010 000 LRN (Location ... retransmission. DLCI (high order) C/R 0 /1 EA 0 Flag ( 011 111 10) Address field Information field Frame check sequence Flag ( 011 111 10) 1 2 0–4096 2 1 oct...
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websters new world telecom dictionary phần 7 doc
... Line Rate OTU -1 2.666 Gbps OC-48/STM -16 2.488 Gbps OTU-2 10 .709 Gbps OC -19 2/STM-64 9.953 Gbps OTU-3 43. 018 Gbps OC-768/STM-256 39. 813 Gbps G.709 also specifies an interface for 10 GbE clients, ... Protocol (PAP) 74570c16.qxd 9 /11 /07 12 :27 PM Page 363 NMT 900 (Nordic Mobile Telephone 900 MHz) A 1G analog cellular radio technology developed and placed into service in the early 19...
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websters new world telecom dictionary phần 9 doc
... data.The 1 3 22 23 24 1 2 2 3 22 23 24 Frame Frame 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 479 TDM (Time-Division ... actually 1, 099, 511 ,627,776 (2 40 ) bytes, as the measurement of internal computer memory is based on a base 2, or binary, number system. The term TB comes...
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websters new world telecom dictionary phần 10 pdf
... Vertical Redundancy Check (VRC) Bit/Value C O N T R O L 1 110 0 010 2 11 1 011 0 3 011 1 011 4 011 0 011 5 00 011 00 6 0000000 7 11 111 11 8 (Odd Parity) 0 010 000 See also asynchronous, error control, LRC, parity ... Plains, NY 10 6 01 Tel: 914 .7 61. 110 0 Fax: 914 .7 61. 311 5 www.smpte.org SNIA Storage Networking Industry Association 500 Sansome Street, Suite 504 San Francisco,...
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