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Cordless telephone arranged for operating with multiple portable units in a frequency hopping system

  • US 5,758,290 A
  • Filed: 05/23/1996
  • Issued: 05/26/1998
  • Est. Priority Date: 07/05/1994
  • Status: Expired due to Term
First Claim
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1. An arrangement for configuring a plurality of handset units for operating with a base unit in a frequency hopping system, the base unit and the handset units communicating over any one of a plurality of communication channels, the arrangement comprising:

  • means in the base unit for pseudo randomly selecting from the plurality of communication channels a different starting channel for each one of the plurality of handset units, each handset unit providing initial communications with the base unit over its selected starting channel;

    means in the base unit for transferring to each one of the plurality of handset units said starting channels for each of the plurality of handset units; and

    means in the base unit and each of the plurality of handset units for generating subsequent communication channels from each starting channel, each handset unit generating a set of subsequent communication channels from its selected starting channel for use by said handset unit in communicating with the base unit over a radio frequency link during a frequency hopping cycle.

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