×

Low-power satellite-timed seismic data acquisition system

  • US 20100017139A1
  • Filed: 09/19/2008
  • Published: 01/21/2010
  • Est. Priority Date: 09/21/2007
  • Status: Active Grant
First Claim
Patent Images

1. A recorder (10) for recording seismic data comprising:

  • a housing (12);

    a processor (50) disposed in said housing operatively coupled to at least one seismic sensor (18) for receiving data therefrom;

    a memory (40) disposed in said housing and operatively coupled to said processor for storing said data;

    an acquisition clock circuit (52) disposed in said housing and operatively coupled to said processor; and

    a satellite navigation system receiver (44) disposed in said housing and operatively coupled to said processor;

    wherein said processor is arranged and designed to periodically adjust said acquisition clock module with a time signal derived by said satellite navigation system receiver, andwhereby synchronized timing between a plurality of said recorders is maintainable without continuous operation of said satellite navigation system receiver.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×