Title:
広帯域無線接続通信システムにおけるハンドオーバーのためのシステム及び方法
Document Type and Number:
Japanese Patent JP4468445
Kind Code:
B2
Abstract:
A Mobile Station, MS, for performing a handover in a communication system, the apparatus comprising:
a receiver, and
a transmitter,
wherein the receiver is adapted to receive a message with neighbor Base Stations, BSs, information broadcast from a serving BS, the message including a plurality of information elements comprising information elements indicating the number of neighbor BSs and preamble indices of preambles used in corresponding neighbor BSs;
wherein the transmitter is adapted to transmit a mobile station handover request message (213) including information for recommended one or more neighbor BSs to the serving BS, the message including a plurality of information elements comprising information elements indicating identifiers of recommended target BSs to which the MS can be handed over from among the neighbor BSs, and preamble indices of the recommended target BSs;
wherein the receiver is adapted to receive a mobile handover response message (225) from the serving BS as a response to the mobile station handover request message, the response message including a plurality of information elements comprising information elements indicating identifiers of recommended one or more target BSs to which the MS can be handed over from among the neighbor BSs, and preamble indices of the recommended target BSs; and
wherein the transmitter is adapted to transmit a mobile handover indication message (227) to the serving BS in response to the mobile handover response message, the message including a plurality of information elements comprising information elements indicating the BS identifier of the final target BS when the handover of the MS to the final target BS has been determined, and a preamble index of the final target BS.
Inventors:
Jun-Won Kim
Tae Won Kim
Bow Kyun Wan
Yong Chang
Hong-Sun Chan
Tae Won Kim
Bow Kyun Wan
Yong Chang
Hong-Sun Chan
Application Number:
JP2007514919A
Publication Date:
May 26, 2010
Filing Date:
June 07, 2005
Export Citation:
Assignee:
Samsung Electronics Company Limited
International Classes:
H04W84/12; H04L12/28; H04W24/00; H04W36/08; H04W36/18; H04W48/08; H04W48/20; H04W88/08
Domestic Patent References:
| JP2003348007A | ||||
| JP2001197537A | ||||
| JP2001119745A | ||||
| JP2006501785A |
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro