Telecommunications – Carrier wave repeater or relay system – Portable or mobile repeater
Patent
1996-01-26
1999-02-09
Lee, Richard
Telecommunications
Carrier wave repeater or relay system
Portable or mobile repeater
H04B 715
Patent
active
058706658
ABSTRACT:
In order that communication may be performed independently of indoors or outdoors, in this mobile satellite communication terminal, when it is used indoors, the indoor terminal transmitting and receiving a signal in the ground radio channel is connected to the repeater terminal installed at a position from which the satellite can be seen by the ground radio channel, further, the repeater terminal communicates with the satellite by using the satellite channel. On the other hand, when it is used outdoors, the outdoor terminal is constituted by mounting the outdoor unit for the satellite channel consisting of the antenna for the satellite channel and the radio frequency section instead of the indoor unit consisting of the antenna for the ground radio channel and the radio frequency section of the indoor terminal.
REFERENCES:
patent: 5535430 (1996-07-01), Aoki et al.
patent: 5535432 (1996-07-01), Dent
R. Subramanian et al., "Inmarsat-M Portable MES", Pacific Telecommunications Council Fiteenth Annual Conference Proceedings, PTC 1993, vol. 11, pp. 835-840.
Le Vu
Lee Richard
NEC Corporation
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