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    • 2. 发明授权
    • Device and method of designating spreading code for forward common channel
    • 指定正向通道的扩展码的装置和方法
    • US06870824B1
    • 2005-03-22
    • US09290820
    • 1999-04-13
    • Young-Ky KimHi-Chan MoonSun-Mi Kim
    • Young-Ky KimHi-Chan MoonSun-Mi Kim
    • H04L12/56H04B7/216H04B7/26
    • H04B7/2628
    • A CDMA communication system transmits packet data via a designated forward channel which uses a particular spreading code, in the case where a base station has the packet data to send to a mobile station while the mobile sation does not have a dedicated channel established. A base station includes a first channel transmitter for transmitting a control message including information representative of a spreading code for designating a specific forward common channel to a specific mobile station, to the mobile station via a forward common channel, and a second channel transmitter for spreading user data with the spreading code upon reception of a response to the control message and transmitting the spread user data. A mobile station includes a control message analyzer for analyzing a message including information representative of a designated spreading code received via a forward common channel, and a forward common channel receiver for despreading user data spread with the designated spreading code generated based on the information, using the spreading code.
    • CDMA通信系统通过使用特定扩展码的指定的前向信道发送分组数据,在基站具有发送给移动台的分组数据的情况下,移动台没有建立专用信道。 基站包括:第一信道发射机,用于通过前向公共信道向移动台发送包括表示用于指定特定的前向公共信道的扩展码的信息的控制消息,以及用于扩展的第二信道发射机 在接收到对控制消息的响应并发送扩展用户数据时,具有扩展码的用户数据。 移动台包括:控制消息分析器,用于分析包含表示经由前向公共信道接收到的指定扩频码的信息的消息;以及前向公共信道接收机,用于解扩用基于该信息产生的指定扩频码扩频的用户数据,使用 扩展码。
    • 3. 发明授权
    • State synchronization method between a base station and a mobile station in a CDMA communication system
    • CDMA通信系统中基站与移动台之间的状态同步方法
    • US06714524B1
    • 2004-03-30
    • US09332721
    • 1999-06-14
    • Young-Ky KimHyun-Suk LeeSun-Mi Kim
    • Young-Ky KimHyun-Suk LeeSun-Mi Kim
    • H04B7216
    • H04W56/001H04W92/10
    • State synchronization methods for transmitting packet data between a base station and a mobile station in a CDMA mobile communication system are provided. In one method, the base station transmits a state check message to the mobile station in an active state. The base station receives a response message from the mobile station, and analyzes the received response message to determine a state of the mobile station. The base station terminates a corresponding channel and transitions to the state of the mobile station. In a second method for transmitting packet data between a base station and a mobile station in a CDMA mobile communication system, the mobile station transmits a state check message to the base station in an active state. The mobile station receives a response message from the base station and analyzes the received response message to determine a state of the base station. The mobile station terminates a corresponding channel and transitions the mobile station to the state of the base station.
    • 提供了一种用于在CDMA移动通信系统中在基站与移动台之间发送分组数据的状态同步方法。 在一种方法中,基站在活动状态下向移动台发送状态检查消息。 基站从移动台接收响应消息,分析接收到的响应消息以确定移动台的状态。 基站终止对应的信道并转移到移动台的状态。 在CDMA移动通信系统中,在基站与移动台之间发送分组数据的第二种方法中,移动台在活动状态下向基站发送状态检查消息。 移动台从基站接收响应消息,分析接收到的响应消息以确定基站的状态。 移动台终止对应的信道,并将移动台转换到基站的状态。