Personal data network

CAFC
  • US 6,128,290 A
  • Filed: 10/14/1997
  • Issued: 10/03/2000
  • Est. Priority Date: 03/06/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A data network system for effecting coordinated operation of a plurality of electronic devices, said system comprising:

  • a server microcomputer unit;

    a plurality of peripheral units which are battery powered and portable, which provide either input information from the user or output information to the user, and which are adapted to operate within short range of said server unit;

    said server microcomputer incorporating an RF transmitter for sending commands and synchronizing information to said peripheral units;

    said peripheral units each including an RF receiver for detecting said commands and synchronizing information and including also an RF transmitter for sending input information from the user to said server microcomputer;

    said server microcomputer including a receiver for receiving input information transmitted from said peripheral units;

    said server and peripheral transmitters being energized in low duty cycle RF bursts at intervals determined by a code sequence which is timed in relation to said synchronizing information.

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