×

Portable radio system with externally programmable universal device connector

DC
  • US 4,792,986 A
  • Filed: 12/11/1985
  • Issued: 12/20/1988
  • Est. Priority Date: 12/11/1985
  • Status: Expired due to Term
First Claim
Patent Images

1. A portable radio system comprising:

  • a computer-controlled portable radio communications device having RF and audio circuits controlled by a programmed computer means to define a predetermined mode of operation for the portable radio system;

    said portable radio communications device including an externally accessible multi-point electrical connector which includes input/output connections to said programmed computer means; and

    said programmed computer means being programmed (a) to monitor an electrical impedance externally connected to at least one point of said connector and (b) to alter said mode of operation in response to said monitoring.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×