Title:
HANDOVER CONTROL METHOD, BASE STATION CONTROL APPARATUS, AND MOBILE STATION
Document Type and Number:
WIPO Patent Application WO/2006/106561
Kind Code:
A1
Abstract:
A system, in which there exist base stations corresponding to different versions of standards, such as R99, Rel5 and Rel6, may have only a limited number of available channels. A handover control method wherein it is determined whether any base station selected from active sets is one for which E-DCH can be established; it is then determined whether the communication quality of the wireless link with any base station, for which the E-DCH can be established, can be maintained while the wireless links with the other base stations, for which the E-DCH cannot be established, are opened; and if the communication quality can be maintained, the E-DCH is used to communicate with the E-DCH-capable base station, while the wireless links with the other base stations, for which the E-DCH cannot be established, are opened.
Inventors:
SUGISAWA KOUTAROU (JP)
WAKABAYASHI HIDEJI (JP)
WAKABAYASHI HIDEJI (JP)
Application Number:
PCT/JP2005/005821
Publication Date:
October 12, 2006
Filing Date:
March 29, 2005
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
SUGISAWA KOUTAROU (JP)
WAKABAYASHI HIDEJI (JP)
SUGISAWA KOUTAROU (JP)
WAKABAYASHI HIDEJI (JP)
International Classes:
H04J13/00; H04W36/08; H04W76/02; H04W76/04
Foreign References:
JP2000201369A | 2000-07-18 | |||
US20020037726A1 | 2002-03-28 |
Attorney, Agent or Firm:
Takahashi, Shogo c/o Mitsubishi Denki Kabushiki kaisha Corporate Intellectual Property Center (2-3 Marunouchi 2-Chome, Chiyoda-k, Tokyo 10, JP)
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