Telephone terminal having multiple handsets

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5754642
SERIAL NO

08842820

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A telephone terminal has a plurality of handsets and at least one button to input a demand for starting an outgoing call or receiving an incoming call. The terminal includes a demand recognition unit for recognizing the input demand through the one button. The terminal also includes a search unit for searching for handsets in the idle status when the input demand has been recognized. The terminal further includes a select unit for selecting one of the searched handsets that are in the idle status as a selected handset. The terminal also includes a call connection unit for controlling a call connection of the operation corresponding to the input demand, when a handset in the idle status has been selected. The terminal still further includes a nullification unit for nullifying the input demand when no handset in the idle status has been selected.

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Patent Owner(s)

Patent OwnerAddress
HITACHI INFORMATION & TELECOMMUNICATION ENGINEERING LTDKANAGAWA KANAGAWA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Domoto, Yoshihisa Sukagawa, JP 4 44
Wada, Yasuo Fukushima-ken, JP 81 1450

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