- Touch memory
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copyedit=February 2008
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advert=February 2008Touch Memory (aka contact memory ) - electronic identification device packaged in coin-shaped stainless steel container.
Touch memory accessed when a touch probe comes into contact with a memory button.
Read and/or write operations between the probe and memory chip are performed with just a momentary contact. Thousands of reads and writes can be performed with a single chip and data integrity can last over 100 years.
Touch memory is used in such areas as
* Access Control
* Asset Management
* eCash
* Gaming Systems
* Thermochron Applications
* Time & AttendanceFor example, US Postal Service use touch memory for tracking collection times on its large collection boxes. Healthcare, transportation, and trade show organizations used it.
Touch memory complements such technologies as
bar code s,RFID tags,magnetic stripe ,proximity cards andsmart cards .Unlike bar codes and magnetic stripe cards, most of touch memory solutions can be read and be written to. Communication rate and product breadth of touch memory goes well beyond the simple memory products typically available with
RFID . As for durability, the thin plastic ofsmart cards is no match for the strength of the stainless-steel-clad touch memory.See also
*
1-Wire protocolExternal links
* [http://www.maxim-ic.com/products/ibutton/ibuttons/ One of Touch Memory producers]
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