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    • 92. 发明授权
    • Method for verifications and fast QoS establishment
    • 用于验证和快速建立QoS的方法
    • US08195175B2
    • 2012-06-05
    • US12159370
    • 2005-12-28
    • Saravanan GovindanHong ChengPek Yew Tan
    • Saravanan GovindanHong ChengPek Yew Tan
    • H04W72/00
    • H04L47/10H04L47/14H04L47/24H04L47/2491H04L63/123H04W12/10H04W28/18
    • A wireless communication system is provided for rapidly establishing the QoS resource on different communication networks. In this system, the NAP evaluates a network resource used by the MT, and generates the QoS history information unit indicating the evaluation result. The AAA authenticates the QoS history information unit generated by the NAP. The NAP transmits the authenticated QoS history information unit to the MT. The MT request for a resource establishment to the NAP when switching the communicating party from the NAP to the NAP, and transmits the QoS history information unit. The NAP verifies the authenticity of the QoS history information unit to the AAA when receiving the request for resource establishment from the MT and allocates the network resource to the MT based on the QoS history information unit.
    • 提供了一种用于在不同通信网络上快速建立QoS资源的无线通信系统。 在该系统中,NAP评估MT使用的网络资源,并生成表示评估结果的QoS历史信息单元。 AAA认证由NAP生成的QoS历史信息单元。 NAP将认证的QoS历史信息单元发送到MT。 在将通信方从NAP切换到NAP时,MT请求到NAP的资源建立,并发送QoS历史信息单元。 当从MT接收到资源建立请求时,NAP将对QoS历史信息单元的真实性进行验证,并根据QoS历史信息单元将网络资源分配给MT。
    • 94. 发明授权
    • Carrier sense multiple access method and wireless terminal apparatus
    • 载波侦听多路访问方式和无线终端设备
    • US07804842B2
    • 2010-09-28
    • US10572033
    • 2004-09-06
    • Rahul MalikPek Yew Tan
    • Rahul MalikPek Yew Tan
    • H04L12/413
    • H04W74/0808H04B7/00H04W16/28
    • A carrier sense multiple access method capable of improving throughput in a wireless network is disclosed. This method is implemented in a wireless network—for example, a wireless LAN (100)—having an AP (110) that is equipped with a multi-beam antenna (111) that forms a directional beam and that is capable of SDMA, and a STA (120, 130, 140) that communicate with the AP (110). With this method, the AP (110) allots the STA (120 to 140) to a beam group defined by a coverage area of the directional beam, according to the location of the STA (120 to 140). Then, the allocated STA (120 to 140) is assigned a signature signal for group identification, the signature signal being unique to the group.
    • 公开了能够提高无线网络中的吞吐量的载波侦听多路访问方法。 该方法在无线网络(例如,无线LAN(100))中实现,无线LAN(100)具有配备有形成定向波束并且能够进行SDMA的多波束天线(111)的AP(110),以及 与所述AP(110)通信的STA(120,130,140)。 利用该方法,AP(110)根据STA(120〜140)的位置,将STA(120〜140)分配给由定向波束的覆盖区域定义的波束组。 然后,分配的STA(120至140)被分配用于组识别的签名信号,该签名信号对该组是唯一的。
    • 98. 发明授权
    • Bit allocation method for digital audio signals
    • 数字音频信号的位分配方法
    • US06339757B1
    • 2002-01-15
    • US08161798
    • 1993-12-06
    • Do Hui TehPek Yew TanSua Hong Neo
    • Do Hui TehPek Yew TanSua Hong Neo
    • G10L1904
    • H04B1/665
    • When determining a quantization for digital audio signals having a spectral and temporal structure wherein the audio signals are buffered in frames and decomposed into spectral components, the method is: obtaining a variance and/or a representative of the components of the the frame within a defined frequency interval; computing a necessary bandwidth using psychoacoustic criteria; determining an initial quantization for each frequency interval using an approximate mathematical model; and iteratively increasing the quantization of each of the frequency intervals through a psychoacoustically weighted inverse relationship with the the variance of each of the frequency intervals.
    • 当确定具有频谱和时间结构的数字音频信号的量化时,其中音频信号被缓冲在帧中并且被分解为频谱分量,该方法是:在所定义的帧内获得方差和/或代表帧的分量 频率间隔; 使用心理声学标准计算必要的带宽; 使用近似数学模型确定每个频率间隔的初始量化; 并且通过与每个频率间隔的方差的心理声学加权的反相关关系迭代地增加每个频率间隔的量化。
    • 99. 发明授权
    • Communication method, communication message processing method, program for executing these methods on computer
    • 通信方法,通信消息处理方法,在计算机上执行这些方法的程序
    • US08345678B2
    • 2013-01-01
    • US11577178
    • 2005-10-17
    • Hong ChengPek Yew TanTakako HoriToyoki Ue
    • Hong ChengPek Yew TanTakako HoriToyoki Ue
    • H04L12/56
    • H04L45/302H04W80/04
    • A technique for flexibly performing processes depending on the type of a path for providing an additional service when there are a plurality of paths for providing additional services for the same session between terminals communicating with each other over a network is disclosed. According to the technique, when a mobile terminal (MN 100) establishes a QoS path using NSIS to a corresponding node (CN 124) on different types of data communication paths, a signaling message including information (MIE) representing the path type is created and transmitted. Each node (QNE) with an NSIS QoS function, which has received the message, identifies a plurality of QoS paths by comparing the MIE, a session identifier and a flow identifier, and performs processing of the QoS paths according to control information (CI) from MNs or/and the policy which the QNE has.
    • 公开了一种用于在存在用于通过网络彼此通信的终端之间的相同会话提供附加服务的多个路径时根据用于提供附加服务的路径的类型灵活地执行处理的技术。 根据该技术,当移动终端(MN 100)在不同类型的数据通信路径上向对应节点(CN 124)建立使用NSIS的QoS路径时,创建包括表示路径类型的信息(MIE)的信令消息, 传输。 已经接收到消息的具有NSIS QoS功能的每个节点(QNE)通过比较MIE,会话标识符和流标识符来识别多个QoS路径,并且根据控制信息(CI)执行QoS路径的处理, 来自MNs或/和QNE的策略。