ITU
搜尋結果：找到 7840 筆資料
- 【組 織】ITU
- 【文件編號】ITU-T G.751
DIGITAL MULTIPLEX EQUIPMENTS OPERATING AT THE THIRD ORDER BIT RATE OF 34 368 kbit/s AND THE FOURTH ORDER BIT RATE OF 139 264 kbit/s AND USING POSITIVE JUSTIFICATION
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T E.124
Discouragement of Frivolous International Calling to Unassigned or Vacant Numbers Answered by Recorded Announcements without Charge
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T T.504
Document Application Profile for Videotex Interworking - Telematic Services Terminal Equipments and Protocols for Telematic Services (Study Group VII) 11 pp
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R OPINION 71-2
Documentation of Time Transmissions
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T G.165
Echo Cancellers - Study Group XV; 31 PP
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T G.164
ECHO SUPPRESSORS
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T P.11
Effect of Transmission Impairments - Telephone Transmission Quality - Vocabulary and Effects of Transmission Parameters on Customer Opinion of Transmission Quality and Their Assessment (Study Group XII) 35 pp
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T V.10
Electrical Characteristics for Unbalanced Double-Current Interchange Circuits Operating at Data Signalling Rates Nominally up to 100 kbit/s - Data Communication over the Telephone Network (Study Group XVII) 21 pp
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T R.117
End-to-End Error Performance for Telegraph, Telex and Gentex Connections Involving Regenerative Equipment - Telegraphy Telegraph Transmission (Study Group IX) 6 pp
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T U.10
Equipment of an International Telex Position - Telegraph Switching General (Study Group IX) 3 pp
- 【日 期】1993/1/1
- 【語 言】English
- 【狀 態】Active
