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    • 3. 发明授权
    • Data communication method in mobile communication system
    • 移动通信系统中的数据通信方法
    • US06456604B1
    • 2002-09-24
    • US09236783
    • 1999-01-25
    • Hyun-Suk LeeDae-Gyun KimYoung-Ky KimDong-Ho ChoSung-Won Lee
    • Hyun-Suk LeeDae-Gyun KimYoung-Ky KimDong-Ho ChoSung-Won Lee
    • H04J316
    • H04W36/06Y02D70/00Y02D70/25
    • A method for performing data communication in a mobile communication system is disclosed. The method serves to increase channel efficiency by connecting and releasing channels in accordance with the presence/absence of control and traffic data transmitted during packet data communications. Transmission power and mobile terminal battery power are conserved by controlling outputs of a dedicated control channel and a pilot channel when data transmission is discontinued temporarily during data communications. The mobile communication system includes an active state in which user data is transmitted through a dedicated traffic channel and control messages are transmitted through a dedicated control channel. In accordance with the method, a transition is made from the active state to a first control hold state when there is no control or user data to transmit for a first preset time. In the first control hold state, the dedicated traffic channel is released while the dedicated control channel and a reverse pilot channel are maintained. A transition is made from the first control state to a second control hold state when there is no user or control data to transmit for a second preset time. In the second control hold state, which is a resource save sub-state, the transmission outputs of the dedicated control channel and reverse pilot channel are interrupted to conserve power.
    • 公开了一种在移动通信系统中执行数据通信的方法。 该方法通过根据分组数据通信期间传输的控制和业务数据的存在/不存在来连接和释放信道来提高信道效率。 通过在数据通信期间暂时停止数据传输时,通过控制专用控制信道和导频信道的输出来节省传输功率和移动终端电池功率。 移动通信系统包括通过专用业务信道发送用户数据的活动状态,并且通过专用控制信道发送控制消息。 根据该方法,当没有控制或用户数据要传送第一预设时间时,从活动状态转换到第一控制保持状态。 在第一控制保持状态下,专用业务信道被释放,同时保持专用控制信道和反向导频信道。 当没有用户或控制数据要传送第二预设时间时,从第一控制状态转换到第二控制保持状态。 在作为资源保存子状态的第二控制保持状态中,专用控制信道和反向导频信道的发送输出被中断以节省功率。