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March 11, 2006
Location and Identification　03.09.06
RFID tag from Texas Instruments
The reader costs about $70.
- pets in NYC are to have these embedded in between their shoulders by law. Recently have become a law
- there are readers that only read certain tags
- can do w. multiple readers to sync with each other. the RFID reader also has a serial connection to receive data
- set to different frequencies so not to let interferrance with other readers (keep them paired up)
- powered RFIDs can travel much further
- passive tags gets a burst of energy when reader comes by it (32bits on the tag)
- semi passive
- active passive : its own power source, more data, reads further
- invasive technology
- look into Sklar, Dorkbot
Mini ITX
GPS
- need a point of reference
- satallite reference. government has control over them
- question in accuracy, not too sure of the location
Biometric
- knowing exactly who a person is (finger prints etc)
Posted by min at March 11, 2006 10:04 AM