Wireless LAN terminal device, portable data terminal system,...

Details Wireless LAN terminal device, portable data terminal system,... Wireless LAN terminal device, portable data terminal system,...

2007-07-31

2007-07-31

Feild, Joseph (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S572000, C455S571000, C455S574000, C455S575600, C370S338000, C370S390000, C370S310000

Reexamination Certificate

active

10941008

ABSTRACT:
A portable wireless LAN terminal device attachable to an external connecting terminal installed in a portable external connection device, such as a portable data terminal device, includes a device body (2); means for transmitting and receiving (6-9) a signal through a wireless LAN circuit, the means for transmitting and receiving being installed the device body (2); means for supplying power (11) to each portion from means for accumulating power installed in the device body (2) or means for accumulating power attachable to the device body (2); a connecting terminal (13) installed in the device body (2) and attachable to the external connecting terminal; and first sound producing means (12, 15), which is installed in the device body, for producing sound based on the signal received by the means for transmitting and receiving (6-9).

REFERENCES:
patent: 6182204 (2001-01-01), Nakashima
patent: 6259409 (2001-07-01), Fulton et al.
patent: 2004/0058707 (2004-03-01), Kobayashi
patent: 10-151274 (1998-06-01), None
patent: 10-271120 (1998-10-01), None
patent: 2000-224645 (2000-08-01), None
patent: 2002-261773 (2002-09-01), None
patent: 2003-110751 (2003-04-01), None
patent: 2003-023674 (2004-01-01), None

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