Patent · US Expired

Cartesian multicarrier feedback

US5551070A · kind A · utility

11Cited by
10References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 1993
Grant dateAug 27, 1996
Priority date
Expiry dateJan 28, 2013

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B2001/0433
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A system for transmission of combined, multi-carrier signals wherein combiner/filters, commonly called combiners, have been eliminated. A cartesian feedback loop linearizes the system and thereby suppresses carrier frequency intermodulation by feeding back a portion of the combined multi-carrier signal to each channel device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.