Patent · US Expired

Spread spectrum communication receiver

US4943975A · kind A · utility

26Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 7, 1988
Grant dateJul 24, 1990
Priority date
Expiry dateOct 7, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B1/70712
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A spread spectrum communication receiver is disclosed, which is provided with a correlator for correlating a received PN code contained in a received signal with a reference PN code contained in a reference signal generated on the receiver side, the output of which is given to pattern judgment means such as a matched filter, etc., and an operation of the initial synchronization of the two PN codes in the correlator is effected by using a judgment output obtained when the pattern of the output of the correlator is in accordance with a predetermined judgment pattern.

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