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Spectrum engineering techniques

Results:22 total items.
Contributions �[�Source:�Japan�]���Documents / Contributions

Number
Title Source AI/Question
Date
[ 369 ]
Proposed contents of the revision of Annex 8 to Recommendation ITU-R SM.1541-3 for promoting more efficient use of frequency spectrum � Japan 211/1 2011-05-18
[ 294 ]
Proposed contents of Annex 8 to Recommendation ITU-R SM.1541-2 for promoting more efficient use of frequency spectrum � Japan 211/1 2010-06-14
[ 293 ]
Proposed modifications to Report ITU-R SM.2158 - Characteristics of radio frequency emission from PLT systems � Japan 221-1/1 2010-06-14
[ 292 ]
Proposed modifications to Report ITU-R SM.2158 - Experimental results of a subjective assessment test on HF broadcast reception interfered with by PLT � Japan 221-1/1 2010-06-14
[ 291 ]
Proposed modifications to preliminary draft new Recommendation ITU-R SM.[PLT] � Japan 221-1/1 2010-06-14
[ 245 ]
Proposed modifications to Report ITU-R SM.2158-Impact of power line telecommunication systems � Japan 2010-01-25
[ 244 ]
Proposed modifications to Report ITU-R SM.2158 - Experimental results of a subjective assessment test on HF broadcast reception interfered with by PLT � Japan 2010-01-25
[ 243 ]
Calculation of cumulative electric field strength of interference waves from PLT systems on shortwave band ionosphere propagation � Japan 2010-01-25
[ 242 ]
Comments on further work on the PDNR "Power line high data rate telecommunication systems" � Japan 221/1 2010-01-25
[ 220 ]
(Rev.1)
Design objective of future radar systems on roll-off mask of out-of-band domain emission limits for primary radar specified in Annex 8 to Recommendation ITU-R SM.1541-2 � Japan 202/5 2010-01-12
[ 198 ]
(Rev.1)
Comments on the Liaison statement from WP 6A - Impact of power line telecommunication systems on radiocommunication systems operating in the LF, MF, HF and VHF bands below 80 MHz � Japan 2009-09-09
[ 196 ]
Results on calculation of the cumulative HF sky-wave interference from power line telecommunication systems � Japan 2009-09-09
[ 172 ]
Preliminary draft new Report regarding Question ITU-R 210-2/1 power transmission via radio frequency beam (wireless power transmission) � Japan Aerospace Exploration Agency (JAXA) 210-2/1 2009-09-07
[ 118 ]
Technical trend on active services in the band between 275 GHz and 3 000 GHz � Japan 2009-02-18
[ 117 ]
Comments on the studies of PLT systems (Doc. 1A/90) - Experimental results of the subjective assessment test on HF broadcast reception interfered with by PLT � Japan 2009-02-18
[ 116 ]
Comments on Working Document towards PDN Report on PLT systems (Doc. 1A/62, Annex 4) - Measurements of the radiated emissions from in-house power line telecommunications systems into the residential environment � Japan 2009-02-18
[ 115 ]
Comments on the working document towards a preliminary draft new Report - Power line telecommunications systems (Doc. 1A/62, Annex 4) - The accuracy of section 5.2 and modification of Figure A-13 � Japan 2009-02-18
[ 111 ]
Preliminary draft new Report regarding Question ITU-R 210-2/1 - Power transmission via radio frequency beam (Wireless power transmission) � Japan Aerospace Exploration Agency (JAXA) 210-2/1 2009-02-18
[ 110 ]
Reply to liaison statement from WPs 3L and 3M � Japan Aerospace Exploration Agency (JAXA) 210-2/1 2009-02-18
[ 54 ]
CISPR22 - Limits and method of measurement of broadband telecommunication equipment over power lines � Japan 2008-06-11
[ 53 ]
Comments on the working document toward a preliminary draft new report - Power line telecommunications systems (Doc. 1A/163, Annex 6) - Addition of information on PLT characteristics � Japan 2008-06-11
[ 52 ]
Comments on the working document toward a preliminary draft new report - Power line telecommunications systems (Doc. 1A/163, Annex 6) - Basis of the acceptable interference level � Japan 2008-06-11
Results:22 total items.
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