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    • 6. 发明授权
    • Resource allocation method and apparatus in distributed MAC for wireless personal area networks
    • 用于无线个人区域网络的分布式MAC中的资源分配方法和装置
    • US08134948B2
    • 2012-03-13
    • US12182742
    • 2008-07-30
    • Young Ae JeonSangjae LeeSangsung ChoiKwang Roh Park
    • Young Ae JeonSangjae LeeSangsung ChoiKwang Roh Park
    • H04B7/212
    • H04L1/0015H04L1/0002H04L1/0006H04L1/0007H04L1/1607H04L1/1867H04W72/044H04W84/10
    • A method for allocating distributed Medium Access Control (MAC) resources in a Wireless Personal Area Network (WPAN) includes calculating an acknowledgement overhead; calculating a Medium Access Slot (MAS) overhead depending on a payload length of a frame; calculating a transfer rate; calculating a number of frame bits to be transmitted; and calculating a first number of MASs. Thereby, the method optimized a final number of MASs required per superframe. Further, a distributed MAC resource allocation apparatus includes a MAC client for determining a resource allocation scheme and an amount of resources, and for sending a request to a MAC resource management unit; a MAC physical layer for providing a received power level or the like to the MAC resource management unit; and the MAC resource management unit for determining a payload length or the like and for allocating wireless resources to devices connected to the WPAN.
    • 一种用于在无线个人区域网络(WPAN)中分配分布式媒体接入控制(MAC)资源的方法包括计算确认开销; 根据帧的有效载荷长度计算媒体接入时隙(MAS)开销; 计算转移率; 计算要发送的帧比特数; 以及计算第一数量的MAS。 因此,该方法优化了每个超帧所需的MAS的最终数量。 此外,分布式MAC资源分配装置包括用于确定资源分配方案和资源量的MAC客户端,并且向MAC资源管理单元发送请求; MAC物理层,用于向MAC资源管理单元提供接收的功率等级; 以及用于确定有效载荷长度等的MAC资源管理单元,以及用于向连接到WPAN的设备分配无线资源。
    • 9. 发明申请
    • Apparatus for transmitting WPAN MAC frames and method thereof
    • 用于发送WPAN MAC帧的装置及其方法
    • US20060092844A1
    • 2006-05-04
    • US11071200
    • 2005-03-04
    • Young Ae JeonJi Eun KimSangsung ChoiKwang Roh Park
    • Young Ae JeonJi Eun KimSangsung ChoiKwang Roh Park
    • H04L12/26
    • H04W72/1263H04L47/14H04L47/50H04W84/18
    • Disclosed is an apparatus for transmitting WPAN (Wireless Personal Area Network) MAC (Medium Access Control) frames and method thereof. The apparatus includes a transport frame management unit for creating MAC transport frames if data is generated from an upper protocol and application layer unit, classifying the created MAC transport frames by kinds, and managing the classified MAC transport frames by queues, a transport memory control unit for transmitting the transport frames at a high speed, and a transport frame transmission unit for responsible for the transmission of the transport frames by judging the transmission time of the frames. The apparatus can efficiently support the IEEE 802.15.3 standard by designing a queue structure capable of managing the WPAN MAC frames according to user's priority information and traffic characteristics in a WPAN device for supporting video/audio streams.
    • 公开了一种用于发送WPAN(无线个人区域网络)MAC(媒体访问控制)帧的装置及其方法。 该装置包括传输帧管理单元,用于如果从上层协议和应用层单元生成数据,则创建MAC传输帧,按类别分类所创建的MAC传输帧,并通过队列管理分类的MAC传输帧;传输存储器控制单元 用于高速传输传输帧;以及传输帧传输单元,用于通过判断帧的传输时间来负责传输帧的传输。 该设备可以通过设计能够根据用户的优先级信息和用于支持视频/音频流的WPAN设备中的流量特性来管理WPAN MAC帧的队列结构来有效地支持IEEE 802.15.3标准。