External operating unit for a mobile radio telephone
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United States of America Patent
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-
Apr 11, 2006
Grant Date -
Apr 11, 2002
app pub date -
Jun 25, 2001
filing date -
Jun 21, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
An operating unit for a mobile radio telephone comprising: a housing separate from a mobile radio telephone unit which may be in data communication with the mobile radio telephone; a first set of standardized functions for mobile radio telephones which includes the functions for setting up a fixed data link and for transmitting an identity attribute of the mobile radio telephone stored in a memory module of the housing; and a library containing a second set of specialized functions for the mobile radio telephone which can be stored in the memory module of the housing.
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