×

Receiver system using analog to digital conversion at radio frequency and method

  • US 6,678,512 B1
  • Filed: 04/14/2000
  • Issued: 01/13/2004
  • Est. Priority Date: 04/14/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of processing received signals, comprising:

  • providing, without requiring frequency conversion or down-conversion to RF, analog signals at different RF frequency bands on a plurality of channel branches;

    combining said analog signals at said different RF frequency bands on said plurality of branches; and

    digitally converting said analog signals at said different RF frequency bands at a selected sampling rate to produce digital signals at different frequency bands, said sampling rate selected so that said different frequency bands of said analog signals fold back to substantially non-overlapping portions of a Nyquist zone as said analog signals are digitally converted.

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