×

Method of communications in a backscatter system, interrogator, and backscatter communications system

  • US 6,075,973 A
  • Filed: 05/18/1998
  • Issued: 06/13/2000
  • Est. Priority Date: 05/18/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A backscatter system interrogator comprising:

  • an antenna configured to receive a backscatter signal;

    an IQ downconverter coupled to the antenna and configured to downconvert the backscatter signal to produce I and Q signals;

    a combiner coupled to the IQ downconverter and configured to combine the I and Q signals to produce a combined signal; and

    an analog to digital converter coupled to the combiner and configured to convert the combined signal to a digital signal.

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