Key chip detection

Discussion in 'The Projects Forum' started by Cerkit, Nov 9, 2009.

  1. Cerkit

    Thread Starter Active Member

    Jan 4, 2009
    275
    3
    What kind of technology is used in detecting the proximity of lets say a key for cars that autolock when the key is further away than a certain distance??
     
  2. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    That should be RFID.
     
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