ITU
搜尋結果：找到 7840 筆資料
- 【組 織】ITU
- 【文件編號】ITU-R OPINION 98
Spectrum Requirements of Meteorological Aids in the Frequency Range from 400.15 to 406 MHz
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R RS.1279
SPECTRUM SHARING BETWEEN SPACEBORNE PASSIVE SENSORS AND INTER-SATELLITE LINKS IN THE RANGE 50.2-59.3 GHz
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R QUESTION 152-2/7
Standard frequencies and time signals from satellites
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R P.1148-1
Standardized Procedure for Comparing Predicted and Observed HF Sky-Wave Signal Intensities and the Presentation of Such Comparisons
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R QUESTION 62/6
Subjective assessment of small, medium and large impairments in sound quality
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R QUESTION 243/5
System characteristics and sharing criteria for the fixed service operating in frequency bands below 1 GHz
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R TF.1011-1
Systems, Techniques and Services for Time and Frequency Transfer
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R M.1033-1
TECHNICAL AND OPERATIONAL CHARACTERISTICS OF CORDLESS TELEPHONES AND CORDLESS TELECOMMUNICATION SYSTEMS
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R M.1226
Technical and Operational Characteristics of Wind Profiler Radars in Bands in the Vicinity of 50 MHz
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R F.1335
Technical and Operational Considerations in the Phased Transitional Approach for Bands Shared Between the Mobile-Satellite Service and the Fixed Service at 2 GHz
- 【日 期】1997/1/1
- 【語 言】English
- 【狀 態】Active
