Title:
WIRELESS TELEPHONE DEVICE, HAND-OFF METHOD IN WIRELESS TELEPHONE DEVICE AND COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2008/065919
Kind Code:
A1
Abstract:
A wireless telephone device, a hand-off method in a wireless telephone device and
a communication system are provided to enable the occurrence suppression of
instant disconnection in a MAHHO as much as possible. A wireless telephone device
(1) is comprised of a communication unit (11) for selecting one of a plurality of
frequencies to carry out wireless communication with a base station, a control unit
(12) for switching a frequency used by the communication unit (11) to control the
communication unit (11) and a speaker for outputting a communication voice in
accordance with a voice signal received by the communication unit (11). When the
communication unit (11) receives a command to carry out a complement processing for
a hand-off candidate frequency during a telephone call, the control unit (12)
makes the speaker output a quasi voice and carries out the complement processing of
switching the present frequency in use to the hand-off candidate frequency.
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Inventors:
ONISHI KAZUO (JP)
Application Number:
PCT/JP2007/072355
Publication Date:
June 05, 2008
Filing Date:
November 19, 2007
Export Citation:
Assignee:
KYOCERA CORP (JP)
ONISHI KAZUO (JP)
ONISHI KAZUO (JP)
International Classes:
H04B1/7083; H04J13/00; H04M1/00; H04W36/00; H04W36/36; H04W88/02
Domestic Patent References:
WO2006109538A1 | 2006-10-19 |
Foreign References:
JPH099326A | 1997-01-10 | |||
JPH04316225A | 1992-11-06 |
Attorney, Agent or Firm:
SATOH, Takahisa (Toranomon Denki Building 2F8-1, Toranomon 2-chom, Minato-ku Tokyo 01, JP)
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