Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Harumasa Hojo"'
Publikováno v:
The Journal of Japan Institute of Navigation. 125:137-143
Publikováno v:
The Journal of Japan Institute of Navigation. 123:103-109
Publikováno v:
The Journal of Japan Institute of Navigation. 120:51-57
Publikováno v:
IEICE Transactions on Communications. :1875-1883
Automatic location identification is required for emergency calls in Japan and many other countries. However, promptly providing a reliable position is a problem in places where the global positioning system (GPS) signal is extremely weak. We propose
Autor:
Fumitoshi Hayashi, Hiroaki Hamada, Akio Yasuda, Yoshinori Miyamoto, Chunming Fan, Harumasa Hojo
Publikováno v:
The Journal of Japan Institute of Navigation. 116:77-81
Publikováno v:
Electronics and Communications in Japan (Part I: Communications). 90:39-50
With developments in the technology and greater adoption of satellite positioning systems such as GPS, there has been much research into location information systems and services and their practical applications. Extremely weak power radio communicat
Publikováno v:
The Journal of Japan Institute of Navigation. 114:285-292
Publikováno v:
The Journal of Japan Institute of Navigation. 112:213-218
Publikováno v:
The Journal of Japan Institute of Navigation. 111:193-200
Autor:
Yorihisa Suwa, Harumasa Hojo
Publikováno v:
JOURNAL OF THE MARINE ENGINEERING SOCIETY IN JAPAN. 25:158-164