Title:
移動局に補助サービスを提供する方法とシステム
Document Type and Number:
Japanese Patent JP3532921
Kind Code:
B2
Abstract:
Methods and systems for signalling between a mobile station and a network for requesting supplementary services are disclosed. The network implicitly assumes that signals from a mobile station relate to either a held or active call or that a second action is required after the requested action is performed so that the complexity of the mobile unit can be reduced.
Inventors:
スティレ，マッツ オラ
ラント，スベン ヨルゲン
ラント，スベン ヨルゲン
Application Number:
JP50806495A
Publication Date:
May 31, 2004
Filing Date:
August 30, 1994
Export Citation:
Assignee:
テレフオンアクチーボラゲツト エル エム エリクソン
International Classes:
H04M3/42; H04W76/06; (IPC1-7): H04Q7/38
Attorney, Agent or Firm:
浅村 皓 （外３名）