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Channel switching control method and a cordless telephone system using the same

  • US 5,533,010 A
  • Filed: 09/19/1994
  • Issued: 07/02/1996
  • Est. Priority Date: 12/14/1993
  • Status: Expired due to Term
First Claim
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1. A channel switching control method between a master phone connected to a telephone line and a slave phone providing spread spectrum communication with said master phone via one of a plurality of radio channels each switchable to said master phone comprising steps of:

  • detecting a correlation value between a received signal and a reference spreading code series;

    comparing the detected correlation value to a prespecified reference value; and

    switching said one of the radio channels when it is determined from the result of comparison that said correlation value is lower than said reference value.

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