ITU
搜尋結果：找到 7840 筆資料
- 【組 織】ITU
- 【文件編號】ITU-R S.579-6
Availability objectives for hypothetical reference circuits and hypothetical reference digital paths when used for telephony using pulse code modulation, or as part of an integrated services digital network hypothetical reference connection, in the fixed-
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R F.1703
Availability objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections - Question ITU-R 102/9
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R BS.1734
Basic performance requirements for the sound components of large-screen digital imagery applications for presentation in a theatrical environment
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R BT.1736
Broadcasting of redistribution signalling* for television
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R QUESTION 237/5
Characteristics and protection criteria of radars operating in the radiodetermination service in the VHF frequency band
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R BT.1700
Characteristics of composite video signals for conventional analogue television systems - Study Group 6
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R F.1102-2
Characteristics of fixed wireless systems operating in frequency bands above about 17 GHz - Question ITU-R 107/9
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R F.1704
Characteristics of multipoint-to-multipoint fixed wireless systems with mesh network topology operating in frequency bands above about 17 GHz
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R BT.1701-1
Characteristics of radiated signals of conventional analogue television systems
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R BT.1729
Common 16 × 9/4 × 3 aspect ratio digital television reference test pattern
- 【日 期】2005/1/1
- 【語 言】English
- 【狀 態】Active
