Title :
The Electro-magnetic Environment of Standard Frequency and Time Signal Emission in Japan
Author :
Iwama, M. ; Shinozuka, T.
Author_Institution :
National Inst. of Inf. & Commun. Technol. in Japan, Tokyo
Abstract :
The observations of electro-magnetic environment in the LF band performed in 2004. The results show the possibility that radio control clocks miss time signals emitted at 40 kHz and 60 kHz. An example of noise source, stray emission from electric instruments, is also reported
Keywords :
electromagnetism; instruments; 40 kHz; 60 kHz; LF band; electric instruments; electro-magnetic environment; noise source; radio control clocks; stray emission; time signal emission; Antenna measurements; Clocks; Electric variables measurement; Frequency measurement; Instruments; Measurement standards; Noise level; Performance evaluation; Pulse width modulation; Radio control; LF-band; electro-magnetic environment; standard frequency and time signal emission;
Conference_Titel :
Environmental Electromagnetics, The 2006 4th Asia-Pacific Conference on
Conference_Location :
Dalian
Print_ISBN :
1-4244-0183-6
DOI :
10.1109/CEEM.2006.257950
