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    • 72. 发明申请
    • POWER HEAD ROOM REPORTING METHOD AND MOBILE STATION DEVICE
    • 电源室报告方法和移动站设备
    • US20110164519A1
    • 2011-07-07
    • US12997845
    • 2009-06-22
    • Akihiko NishioDaichi ImamuraAtsushi SumasuTakashi Iwai
    • Akihiko NishioDaichi ImamuraAtsushi SumasuTakashi Iwai
    • H04L12/26
    • H04W52/365H04J11/0069H04L5/0028H04L27/2614H04W52/281
    • Disclosed are a control signal transmitting method and mobile terminal device capable of switching between a plurality of terminal communication modes having different maximum transmissible power values with a high degree of precision, while suppressing increases in signaling overhead. In a mobile station (100), a PHR transmission evaluating unit (115) sends, to a base station (200), power head room (PHR) information for the SC-FDMA mode or the OFDMA mode during a reporting period, and a maximum transmission power information setting unit (101) provides notification to the base station (200) of difference information between the transmission modes prior to the beginning of the reporting period. An increase in signaling overhead can be prevented because only a single set of PHR information among the information for the plurality of terminal transmission modes is reported in this way. Providing notification of difference information between the transmission modes enables the base station (200) to calculate the PHR of each of the terminal transmission modes without receiving PHR information for all of the terminal transmission modes. This therefore enables highly accurate switching among the terminal transmission modes with appropriate timing.
    • 公开了一种控制信号发送方法和移动终端装置,其能够在抑制信令开销增加的同时,以高精度切换具有不同最大发送功率值的多个终端通信模式。 在移动台(100)中,PHR发送评价部(115)在报告期间向基站(200)发送用于SC-FDMA模式或OFDMA模式的功率头室(PHR)信息,以及 最大发送功率信息设置单元(101)在报告周期开始之前向基站(200)通知发送模式之间的差异信息。 可以防止信令开销的增加,因为以这种方式报告用于多个终端传输模式的信息中的仅一组PHR信息。 在发送模式之间提供差异信息的通知使得基站(200)能够计算每个终端传输模式的PHR,而不接收所有终端传输模式的PHR信息。 因此,能够在适当的时刻使终端发送模式之间进行高精度的切换。
    • 73. 发明授权
    • Integrated circuit that controls transmission of a random access signal
    • 控制随机存取信号传输的集成电路
    • US07974623B2
    • 2011-07-05
    • US12847791
    • 2010-07-30
    • Akihiko Nishio
    • Akihiko Nishio
    • H04Q7/20
    • H04W52/50H04W36/16H04W72/02H04W72/085H04W74/0866
    • A communication terminal apparatus that exhibits a shorter time period required until a start of communication and causes the throughput in the wireless communication system to be less reduced. In this apparatus, when the number, N, of retransmissions notified by a response determining part (107) is zero, a subchannel-to-be-used selecting part (108) selects a subchannel, among others, which exhibits the highest order one of the reception qualities of the subchannels notified by a reception quality determining part (106), and then notifies the selected subchannel to a subchannel allocating part (113). When the notified number, N, of retransmissions is one or more, the response determining part (107) selects a subchannel which exhibits the N-th lower order reception quality than the highest order reception quality, based on the reception qualities of the subchannels notified by the reception quality determining part (106) for a pilot signal received after a transmission of the latest access request signal, and then notifies the selected subchannel to the subchannel allocating part (113).
    • 一种通信终端装置,其具有在通信开始之前所需的较短时间周期,并且使无线通信系统中的吞吐量减少。 在该装置中,当由响应确定部分(107)通知的重发次数N为零时,要被使用的子信道选择部分(108)选择表示最高阶的一个子信道 由接收质量确定部分(106)通知的子信道的接收质量,然后将所选择的子信道通知给子信道分配部分(113)。 当所通知的重发次数N为1以上时,响应判定部107基于所通知的子信道的接收质量,选择比最高次接收品质更低N次接收质量的子信道 由接收质量判定部(106)对发送最新的访问请求信号之后接收到的导频信号进行通知,然后将所选择的子信道通知给子信道分配部(113)。
    • 76. 发明申请
    • RADIO COMMUNICATION APPARATUS, RADIO COMMUNICATION SYSTEM, AND RADIO COMMUNICATION METHOD
    • 无线电通信设备,无线电通信系统和无线电通信方法
    • US20110096862A1
    • 2011-04-28
    • US12672576
    • 2008-07-14
    • Kenichi KuriAkihiko NishioSeigo Nakao
    • Kenichi KuriAkihiko NishioSeigo Nakao
    • H04L27/00H03K9/00
    • H04L1/1819H04L1/005H04L1/0066H04L1/0067H04L1/0071H04L5/0007H04L5/0037H04L5/0048H04L5/0053
    • Even when a CCFI error has arisen, there is prevented occurrence of a packet error, which would otherwise be caused during the first receiving operation for reasons of erroneous storage of data into a buffer, and data are prevented from being synthesized while deviated during retransmission. A transmission Circular Buffer sequentially reads encode word data to be transmitted in reverse order from end to top like D—12, D—11, D—1. After the data have been modulated by a modulator, a multiplexer allocates modulated data symbols D—12 to D—1 to OFDM symbols from the third OFDM symbol #3 subsequent to a control channel CCH in accordance with a CCFI value (=2). After demodulating received data symbols, a receiving side rearranges the demodulated information from its end to top in reverse order from a predetermined data start point, and stores the thus-rearranged information in a receiving Circular Buffer. As a result, there is avoided receiving error, which would otherwise be caused by gap of data stored in the receiving Circular Buffer and loss of the first data.
    • 即使出现CCFI错误,也避免了由于数据错误地存入缓冲器的原因而在第一次接收操作期间引起的分组错误的发生,并且防止在重传期间数据被合成而偏离。 传输循环缓冲器从D到12,D-11,D-1顺序读取从顶到顶以相反顺序发送的编码字数据。 在通过调制器调制数据之后,多路复用器根据CCFI值(= 2)将控制信道CCH之后的第三OFDM符号#3中的调制数据符号D-12至D-1分配给OFDM符号。 在对接收到的数据符号进行解调之后,接收端从预定的数据起始点以相反的顺序将解调信息从其端到端重新排列,并将这样重新排列的信息存储在接收循环缓冲器中。 因此,避免了接收错误,否则将由存储在接收循环缓冲器中的数据的间隙和第一数据的丢失引起。