Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Patent
1997-10-24
1999-03-23
To, Doris H.
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
455528, 455 111, 455575, H04B 715
Patent
active
058872582
ABSTRACT:
The present invention relates to a device 1 for allowing the use in a aircraft A of at least one radio communication apparatus (R), such as mobile telephones. According to the invention, the radio communication apparatus (R) includes a first connection switch (MC1) between an information processing unit (2) and a transmit unit (3), and a connection switch (MC2) between the processing unit (2) and a receiving unit (5), and the device (1) includes a transmitter (8) transmitting waves (OE) out of the aircraft (A), a receiver (10) detecting waves outside the aircraft (A), and paths L1 and L2 respectively linked to the transmitter (8) and to the first connection switch (MC1) and to the receiver (10) and to the second connection switch (MC2).
REFERENCES:
patent: 5450471 (1995-09-01), Hanawa et al.
patent: 5535430 (1996-07-01), Aoki et al.
patent: 5559865 (1996-09-01), Gilhousen
Lipoff, S. "A Multipurpose Cordless Phone for Use in both Private and Public Systems", IEEE International Conference on Consumer Electronics, Digest of Technical Papers, Jun. 6-9, 1989, pp. 28-29 XP000075962.
International Search Report, 17 Jul. 1997, 3 pages.
Corbefin Rene
Lemozit Christian
Societe National Industrielle et Aerospatiale
To Doris H.
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