×

Multiple-frequency programmable transmitter

  • US 6,078,271 A
  • Filed: 02/20/1998
  • Issued: 06/20/2000
  • Est. Priority Date: 02/20/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A programmable transmitter having an assertable switch, the programmable transmitter comprising:

  • a receiver operative to resolve a code in a received signal that has a frequency that is unresolved by the receiver but is one of a plurality of preselected frequencies;

    a memory operative to program the transmitter by storing the code;

    a transmitter operative, upon assertion of the switch, to transmit the code stored in said memory at each of the plurality of preselected frequencies.

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