Multiplex communications – Communication over free space – Combining or distributing information via frequency channels
Patent
1996-08-28
1999-06-01
Olms, Douglas W.
Multiplex communications
Communication over free space
Combining or distributing information via frequency channels
370206, 370208, 370335, 455 63, 455422, H04J 1300
Patent
active
059094362
ABSTRACT:
A random access protocol system and method for communicating between a mobile station and a base station in a multi-access digital radio communication system, including the steps of cyclically repeating a random access sequence and transmitting each cyclically repeated random access sequence in an orthogonal frequency division multiplex format from the mobile station as an uplink transmission.
REFERENCES:
patent: 4688210 (1987-08-01), Eizenhofer et al.
patent: 5416801 (1995-05-01), Chouly et al.
patent: 5548582 (1996-08-01), Brajal et al.
patent: 5602835 (1997-02-01), Seki et al.
Engstrom Bo
Larsson Roger
Ostberg Christer
Wahlqvist Mattias
Hom Shick
Olms Douglas W.
Telia AB
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