Communication system with assisted GPS and SBAS

Details Communication system with assisted GPS and SBAS Communication system with assisted GPS and SBAS

2006-04-21

2008-12-23

Tarcza, Thomas H (Department: 3662)

Communications: directive radio wave systems and devices (e.g.,

Directive

Including a satellite

Reexamination Certificate

active

07468694

ABSTRACT:
A communication system includes a reference station and a mobile station. The reference station is operable to: receive GPS signals; generate GPS assisting data from the received GPS signals; receive SBAS signals; obtain SBAS data from the received SBAS signals; combine the GPS assisting data and the SBAS data to produce combined GPS data; and transmit the combined GPS data via a terrestrial wireless communication. The mobile station is operable to: receive the GPS signals; receive the combined GPS data via the terrestrial wireless communication; and generate positioning data from the mobile received GPS signals and the combined GPS data.

REFERENCES:
patent: 6323803 (2001-11-01), Jolley et al.
patent: 2006/0132358 (2006-06-01), Holderle et al.
patent: 2007/0200752 (2007-08-01), van Diggelen et al.
Broadcasting Data from an SBAS Reference Network over Low Rate Broadcast Channels, by Sherman C. Lo and Per Enge, PH.D., Dept. of Aeronautics and Astronautics, Stanford University (11 pages), Apr. 1, 2004.
SBAS ESTB FAQ, update Mar. 2003 (7 pages).

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