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Control of semi-autonomous vehicles

  • US 10,410,747 B2
  • Filed: 01/03/2017
  • Issued: 09/10/2019
  • Est. Priority Date: 06/11/2003
  • Status: Active Grant
First Claim
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1. Apparatus comprising a semi-autonomous vehicle (SAV) which is controlled by one of a plurality of control sources, said apparatus, in combination:

  • (a) a first transmitting/receiving (T/R) device configured to transmit at least one signal representing SAV information to, and configured to receive an additional vehicle control signal from, at least one additional control station; and

    configured to receive a hierarchy setting signal from at least one command station;

    (b) a vehicle management device configured to control said SAV in response to a management device signal applied thereto;

    (c) a first sensor circuit, having a first sensor circuit input configured to input SAV information representing a state of said SAV, and having a first sensor circuit output, configured to produce at least one first sensor circuit output signal in response to said inputted SAV information; and

    a first processor, coupled to each of said first sensor circuit output, said first T/R device, and said vehicle management device, configured to(1) generate at least one first SAV information signal representing said inputted SAV information;

    (2) analyze said at least one first sensor circuit output signal, and, based on the analysis, generating an internal vehicle control signal;

    (3) receive said hierarchy setting signal; and

    (4) generate said management device signal based on the information represented by (A) said hierarchy setting signal, and (B) a selected one of said internal and received additional vehicle control signals;

    wherein in response to said hierarchy setting signal said first processor is operative to assign a unique priority level to each of said internal and additional vehicle control signals, wherein the values of said assigned priority levels indicate a control hierarchy among all such vehicle control signals and among the respective control signal sources; and

    wherein a vehicle management device signal represented by a control signal assigned a given priority level overrides a management device signal represented by a control signal assigned a lower priority level;

    wherein based on said assignment, said first processor is operative to generate said management device signal in response to the control signal with the highest assigned priority level from among said internal and received additional vehicle control signals;

    whereby the analysis of the SAV information by the highest priority control source determines the performance of said SAV.

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