Communication system with assisted GPS and SBAS
First Claim
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1. A communication system comprises:
- a reference station operable to;
receive Global Positioning System (GPS) signals to produce received GPS signals;
generate GPS assisting data from the received GPS signals;
receive Satellite Based Augmentation System (SBAS) signals to produce received 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;
a mobile station operable to;
receive the GPS signals to produce mobile received 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.
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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.
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Citations
9 Claims
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1. A communication system comprises:
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a reference station operable to; receive Global Positioning System (GPS) signals to produce received GPS signals; generate GPS assisting data from the received GPS signals; receive Satellite Based Augmentation System (SBAS) signals to produce received 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; a mobile station operable to; receive the GPS signals to produce mobile received 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. - View Dependent Claims (2, 3, 4, 5)
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6. A mobile station comprises:
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a terrestrial wireless communication transceiver that receives combined GPS data, the combined GPS data including GPS assisting data and Satellite Based Augmentation System (SBAS) data; and a global positioning system (GPS) receiver operably coupled to the terrestrial wireless communication transceiver, wherein the GPS receiver; receives GPS signals to produce received GPS signals; and generates positioning data generates positioning data from the received GPS signals and the combined GPS data. - View Dependent Claims (7, 8, 9)
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Specification