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    • 2. 发明申请
    • DATA BURST COMMUNICATION TECHNIQUES FOR USE IN INCREASING DATA THROUGHPUT TO MOBILE COMMUNICATION DEVICES
    • 数据通信技术用于增加移动通信设备的数据
    • WO2009015480A1
    • 2009-02-05
    • PCT/CA2008/001408
    • 2008-07-31
    • RESEARCH IN MOTION LIMITEDWIJAYANATHAN, MaiyuranNAQVI, NoushadHIND, Hugh
    • WIJAYANATHAN, MaiyuranNAQVI, NoushadHIND, Hugh
    • H04Q7/36H04B7/212H04L9/00H04Q11/04H04Q7/32
    • H04B7/2656
    • Methods and apparatus for use in increasing data throughput to mobile stations in a wireless communication network, where data is communicated between mobile stations and the wireless network in a plurality of data bursts within time slots assigned to the mobile station. One illustrative method includes the acts of receiving, through a wireless transceiver, data in a time slot W; tuning the wireless transceiver, during a first portion of a time slot X which follows the time slot W, for transmission; reading transmit data from a transmit data queue and encoding the transmit data in a data burst in accordance with a data burst format; and causing the encoded transmit data to be transmitted in the data burst during a second portion of the time slot X. The data burst may be formatted in accordance with a predefined data burst format of the wireless network and merely shifted in time, or the data burst may be formatted in accordance with a reduced-size data burst format. When such alternate data burst technique is utilized, extra available time remains to tune the wireless transceiver from receive to transmit mode, or transmit to receive mode. Thus, an additional downlink time slot(s) per data frame may be allocated to the mobile station for increased data throughput, where at least one uplink time slot per data frame is utilized for data transmission.
    • 用于增加无线通信网络中的移动台的数据吞吐量的方法和装置,其中数据在分配给移动台的时隙内的多个数据突发中在移动台和无线网络之间传送。 一种说明性方法包括通过无线收发器接收时隙W中的数据的动作; 在时隙W之后的时隙X的第一部分期间调谐无线收发器以进行传输; 从发送数据队列读取发送数据,并根据数据脉冲串格式对数据突发中的发送数据进行编码; 并且使得编码的发送数据在时隙X的第二部分期间在数据脉冲串中被发送。数据脉冲串可以根据无线网络的预定数据脉冲串格式被格式化,并且仅在时间上移动,或数据 可以根据缩小尺寸的数据突发格式来格式化突发。 当使用这种备用数据突发技术时,剩余的可用时间仍然是将无线收发器从接收发送模式调谐到发送模式,或者发送到接收模式。 因此,可以向移动台分配每个数据帧的附加下行链路时隙以增加数据吞吐量,其中每个数据帧的至少一个上行链路时隙用于数据传输。
    • 5. 发明申请
    • METHODS AND APPARATUS FOR USE IN PROCESSING DISCONNECTED EMERGENCY CALLS AND OTHER COMMUNICATIONS INVOLVING MOBILE COMMUNICATION DEVICES AND THE REMOTE MONITORING THEREOF
    • 用于处理无关紧急呼叫和涉及移动通信设备的其他通信及其远程监控的方法和装置
    • WO2008148213A1
    • 2008-12-11
    • PCT/CA2008/001090
    • 2008-06-06
    • RESEARCH IN MOTION LIMITEDWIJAYANATHAN, MaiyuranNAQVI, NoushadWEIGELE, Ingo W.
    • WIJAYANATHAN, MaiyuranNAQVI, NoushadWEIGELE, Ingo W.
    • H04Q7/38H04Q7/22H04Q7/32
    • H04M1/72536H04W4/20H04W4/90H04W76/50
    • Methods and apparatus for use in processing disconnected emergency calls and other communications involving mobile communication devices, as well as the remote monitoring of such mobile communication devices, are disclosed. In one illustrative example, an emergency call with a public safety answering point entity is established by a mobile communication device via a wireless communication network. If the emergency call is disconnected, the mobile device monitors to receive an incoming call message for a continued emergency call from the public safety answering point entity. In response to receiving such incoming call message, the mobile device refrains from producing an audible alert and automatically answers the continued emergency call from the public safety answering point entity without detecting any manual answer signal via its user interface. In one specific approach, the mobile device answers the call automatically if the incoming call message is received within a time period following the disconnection and a data indication of the incoming call message indicates that the message is for the continued emergency call or automatic answering. Otherwise, if the incoming call message is received outside of the time period following the disconnection, or if the data indication fails to indicate that the incoming call message is for the continued emergency call or the automatic answering, the mobile device refrains from automatically answering the call associated with the incoming call message.
    • 公开了用于处理不连贯的紧急呼叫和涉及移动通信设备的其它通信的方法和装置,以及对这种移动通信设备的远程监控。 在一个说明性示例中,通过无线通信网络由移动通信设备建立具有公共安全应答点实体的紧急呼叫。 如果紧急呼叫断开连接,则移动设备监视以接收来自公共安全应答点实体的持续紧急呼叫的呼入呼叫消息。 响应于接收到这样的来电消息,移动设备不产生可听警报,并且自动地从公共安全应答点实体应答持续的紧急呼叫,而不通过其用户界面检测任何手动应答信号。 在一种具体方法中,如果在断开连接之后的时间段内接收到呼入呼叫消息,并且呼入呼叫消息的数据指示表明消息是用于继续的紧急呼叫或自动应答,则移动设备自动应答呼叫。 否则,如果在断开连接之后的时间段内接收到来电信息,或者如果数据指示未能指示来电信息是用于继续紧急呼叫或自动应答,则移动设备不会自动应答 与来电信息相关联的呼叫。
    • 7. 发明申请
    • METHODS AND APPARATUS FOR USE IN CONTROLLING THE SELECTION OF COMMUNICATION NETWORKS WHILE CONNECTED IN A GENERIC ACCESS NETWORK
    • 用于控制在一般访问网络中连接的通信网络的选择的方法和装置
    • WO2008148214A1
    • 2008-12-11
    • PCT/CA2008/001091
    • 2008-06-06
    • RESEARCH IN MOTION LIMITEDWIJAYANATHAN, MaiyuranNAQVI, Noushad
    • WIJAYANATHAN, MaiyuranNAQVI, Noushad
    • H04Q7/38H04L12/28H04Q7/24H04Q7/32
    • H04W76/25H04W8/18H04W48/18H04W76/10
    • Methods and apparatus for use by a mobile communication device in controlling the selection of communication networks for communications are described. In one illustrative example, the mobile device maintains a communication link with a radio access network (RAN) (e.g. an IEEE 802.11-based wireless network). The RAN is part of a generic access network (GAN) which further includes a gateway controller. The mobile device maintains, via the GAN, a service connection for a voice and/or data service with a core network of a visited Public Land Mobile Network (PLMN). The mobile device repeatedly performs actions while the service connection with the core network associated with the visited PLMN is maintained. Specifically, the mobile device operates to set and run a timer and, in response to an expiration of the timer, the mobile device sends, to a gateway controller via the RAN, a service connection request for a service connection with a core network of a home PLMN of the mobile device. If the service connection request is accepted, the mobile device operates to establish and maintain, via the GAN, a service connection with the core network of the home PLMN for communications. If this service connection request is not accepted, however, the mobile device operates to select an alternative visited PLMN from a preferred list of visited networks if the alternative visited PLMN has a higher priority in the list than the visited PLMN. In this case, the mobile device sends to a gateway controller a service connection request for a service connection with a core network of the alternative visited PLMN.
    • 描述了移动通信设备在控制通信通信网络的选择中使用的方法和装置。 在一个说明性示例中,移动设备维护与无线电接入网络(RAN)(例如,基于IEEE 802.11的无线网络)的通信链路。 RAN是通用接入网络(GAN)的一部分,其还包括网关控制器。 移动设备经由GAN维护与被访问的公共陆地移动网络(PLMN)的核心网络的语音和/或数据服务的服务连接。 移动设备在与被访问的PLMN相关联的核心网络的服务连接被维持的同时重复执行动作。 具体地,移动设备操作以设置和运行定时器,并且响应于定时器的期满,移动设备经由RAN向网关控制器发送与核心网络的服务连接的服务连接请求 移动设备的家庭PLMN。 如果服务连接请求被接受,则移动设备操作以经由GAN建立和维护与家庭PLMN的核心网络进行通信的服务连接。 然而,如果该服务连接请求不被接受,则如果替代访问PLMN在列表中比访问PLMN具有更高的优先级,则移动设备操作以从拜访网络的优选列表中选择替代访问PLMN。 在这种情况下,移动设备向网关控制器发送与替代访问PLMN的核心网络的服务连接的服务连接请求。