Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite
Patent
1997-10-31
2000-06-20
Hellner, Mark
Communications: directive radio wave systems and devices (e.g.,
Directive
Including a satellite
701213, 367 77, G01S 0500, G01V 122
Patent
active
060782838
ABSTRACT:
Remote seismic data acquisition unit for receiving seismic radio signals, having the capability of receiving both seismic data acquisition radio signals and GPS signals, uses a single antenna for receiving both types of signals, a signal splitter to separate the signals and a low noise amplifier to enhance the GPS signals. A GPS receiver/transmitter is incorporated within the housing for the seismic data acquisition system radio signal receiver.
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Ashtech G8 GPS Board Product Brochure, Copyright .COPYRGT.1997 by Ashtech Inc.
Input/Output, Inc., I/O System Two.RTM., PIB 53, Printed in USA. .COPYRGT.1995 Input/Output, Inc.
Headley Tim
Hellner Mark
Input / Output Inc.
Mattingly Todd
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