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公开(公告)号：US07680064B2
公开(公告)日：2010-03-16
申请号：US11809296
申请日：2007-05-31
申请人： Toshihisa Nabetani , Ryoko Matsuo
发明人： Toshihisa Nabetani , Ryoko Matsuo
IPC分类号： H04L1/16
CPC分类号： H04L1/0005 , H04L1/0011
摘要： A wireless communication apparatus includes a transmitter and a receiver, and determines a modulation and error correction coding scheme used by the transmitter. The apparatus estimates a degree of channel variation, transmits, by the transmitter, a first frame for requesting response information necessary to select the modulation and error correction coding scheme, measures a response time between a instant when the transmitter transmits the first frame and an instant when the receiver receives a second frame including the response information, determines a threshold value of the response time for determining reliability of the response information, based on the degree of channel variation, and determines the modulation and error correction coding scheme selected based on the response information included in the second frame received by the receiver in the response time shorter than the threshold value.
摘要翻译： 无线通信装置包括发射机和接收机，并确定发射机使用的调制和纠错编码方案。 该装置估计信道变化的程度，由发射机发送用于请求选择调制和纠错编码方案所需的响应信息的第一帧，测量发射机发送第一帧的时刻和即时信号之间的响应时间 当接收机接收包括响应信息的第二帧时，基于信道变化的程度确定用于确定响应信息的可靠性的响应时间的阈值，并且确定基于响应的选择的调制和纠错编码方案 包含在由接收机接收的第二帧中的信息在比阈值更短的响应时间内。
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公开(公告)号：US20050094609A1
公开(公告)日：2005-05-05
申请号：US10949257
申请日：2004-09-27
申请人： Tomoya Tandai , Ryoko Matsuo , Ren Sakata , Toshihisa Nabetani , Kaoru Inoue
发明人： Tomoya Tandai , Ryoko Matsuo , Ren Sakata , Toshihisa Nabetani , Kaoru Inoue
摘要： A wireless communication apparatus includes a wireless communication unit configured to conduct wireless communication by selecting one wireless scheme among a plurality of wireless schemes capable of conducting wireless communication, a storage which stores information obtained by classifying the plurality of wireless schemes into a plurality of classes, based on priorities set to the plurality of wireless schemes in accordance with at least one parameter, and a selector which selects one wireless scheme by which the wireless communication unit conducts wireless communication, based on classes stored in the storage.
摘要翻译： 无线通信装置包括：无线通信单元，被配置为通过选择能够进行无线通信的多个无线方案中的一个无线方案进行无线通信;存储器，其将通过将所述多个无线方案分类为多个类别而获得的信息; 基于根据至少一个参数为多个无线方案设置的优先级，以及选择器，其基于存储在存储器中的类别来选择无线通信单元进行无线通信的一种无线方案。
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公开(公告)号：US20070291829A1
公开(公告)日：2007-12-20
申请号：US11809296
申请日：2007-05-31
申请人： Toshihisa Nabetani , Ryoko Matsuo
发明人： Toshihisa Nabetani , Ryoko Matsuo
IPC分类号： H04L5/16
CPC分类号： H04L1/0005 , H04L1/0011
摘要： A wireless communication apparatus includes a transmitter and a receiver, and determines a modulation and error correction coding scheme used by the transmitter. The apparatus estimates a degree of channel variation, transmits, by the transmitter, a first frame for requesting response information necessary to select the modulation and error correction coding scheme, measures a response time between a instant when the transmitter transmits the first frame and a instant when the receiver receives a second frame including the response information, determines a threshold value of the response time for determining reliability of the response information, based on the degree of channel variation, and determines the modulation and error correction coding scheme selected based on the response information included in the second frame received by the receiver in the response time shorter than the threshold value.
摘要翻译： 无线通信装置包括发射机和接收机，并确定发射机使用的调制和纠错编码方案。 该设备估计信道变化的程度，由发射机发送用于请求选择调制和纠错编码方案所需的响应信息的第一帧，测量发射机发送第一帧的时刻和即时 当接收机接收包括响应信息的第二帧时，基于信道变化的程度确定用于确定响应信息的可靠性的响应时间的阈值，并且确定基于响应的选择的调制和纠错编码方案 包含在由接收机接收的第二帧中的信息在比阈值更短的响应时间内。
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公开(公告)号：US07502330B2
公开(公告)日：2009-03-10
申请号：US11010627
申请日：2004-12-14
IPC分类号： H04L12/26
CPC分类号： H04W28/22 , H04L47/10 , H04L47/14 , H04L47/263
摘要： A radio communication apparatus for transmitting and receiving a plurality of frames to and from another radio communication apparatus, comprises a first transmitting unit configured to sequentially transmit a plurality of frames at a plurality of transmission rates to the another radio communication apparatus, a second transmitting unit configured to transmit, to the another radio communication apparatus, an inquiry signal for inquiring which frames included in the frames are received by the another radio communication apparatus, a receiving unit configured to receive, from the another radio communication apparatus, information indicating which frames included in the frames are received or fail to be received, and a rate setting unit configured to set the first transmitting unit to a transmission rate used for next transmission of frames to the another radio communication apparatus, based on the received information.
摘要翻译： 一种无线电通信装置，用于向另一无线电通信装置发送和接收多个帧，包括：第一发送单元，被配置为以多个传输速率顺序发送多个帧到另一无线电通信装置;第二发送单元 被配置为向另一无线电通信装置发送用于询问由所述另一无线电通信装置接收到的帧中包括哪些帧的询问信号;接收单元，被配置为从另一无线电通信装置接收指示包括哪些帧的信息 所述帧被接收或不被接收，并且速率设置单元被配置为基于所接收的信息将所述第一发送单元设置为用于下一次向另一无线电通信装置发送的帧的传输速率。
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公开(公告)号：US20050163058A1
公开(公告)日：2005-07-28
申请号：US11010627
申请日：2004-12-14
CPC分类号： H04W28/22 , H04L47/10 , H04L47/14 , H04L47/263
摘要： A radio communication apparatus for transmitting and receiving a plurality of frames to and from another radio communication apparatus, comprises a first transmitting unit configured to sequentially transmit a plurality of frames at a plurality of transmission rates to the another radio communication apparatus, a second transmitting unit configured to transmit, to the another radio communication apparatus, an inquiry signal for inquiring which frames included in the frames are received by the another radio communication apparatus, a receiving unit configured to receive, from the another radio communication apparatus, information indicating which frames included in the frames are received or fail to be received, and a rate setting unit configured to set the first transmitting unit to a transmission rate used for next transmission of frames to the another radio communication apparatus, based on the received information.
摘要翻译： 一种无线电通信装置，用于向另一无线电通信装置发送和接收多个帧，包括：第一发送单元，被配置为以多个传输速率顺序发送多个帧到另一无线电通信装置;第二发送单元 被配置为向另一无线电通信装置发送用于询问由所述另一无线电通信装置接收到的帧中包括哪些帧的询问信号;接收单元，被配置为从另一无线电通信装置接收指示包括哪些帧的信息 所述帧被接收或不被接收，并且速率设置单元被配置为基于所接收的信息将所述第一发送单元设置为用于下一次向另一无线电通信装置发送的帧的传输速率。
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公开(公告)号：US07751824B2
公开(公告)日：2010-07-06
申请号：US11070646
申请日：2005-03-03
CPC分类号： H04W72/08 , H04L1/0003 , H04L1/0009 , H04L1/0025 , H04L1/1685 , H04L2001/0093 , H04W28/22 , H04W72/0453
摘要： A radio communication system in which a plurality of wireless terminals form wireless channels separately between a common base station unit and wireless terminals and communicate with the base station unit, the radio communications system comprises quality managing section manages communication quality of wireless channel for each of wireless terminals by assigning occupied band of wireless channel on basis of a predetermined parameter, channel securing section secures continuously wireless channel for at least one wireless terminal by controlling data rate of the wireless channel according to change in channel state between wireless sections, and rate change detecting section supplies trigger information to quality managing section when data rate of at least one wireless channel changes as a result of control performed by channel securing section, the quality managing section, when being given trigger, updating occupied band assigned state of the wireless channel for each of wireless terminals.
摘要翻译： 一种无线电通信系统，其中多个无线终端在公共基站单元和无线终端之间分别形成无线信道并与基站单元通信，无线电通信系统包括质量管理部分管理无线信道的通信质量 终端通过基于预定参数分配无线信道的占用频带，信道保护部分通过根据无线部分之间的信道状态的变化和频率变化检测来控制无线信道的数据速率来确保至少一个无线终端的连续无线信道 当由至少一个无线信道的数据速率作为由信道保护部分执行的控制的结果而改变质量管理部分时，向质量管理部分提供触发信息，质量管理部分在被给予触发时，为每个无线信道更新占用带宽分配的无线信道的状态 的无线 终端。
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公开(公告)号：US08503339B2
公开(公告)日：2013-08-06
申请号：US12950487
申请日：2010-11-19
申请人： Tetsu Nakajima , Tomoko Adachi , Masahiro Takagi , Tomoya Tandai , Yoriko Utsunomiya , Toshihisa Nabetani
发明人： Tetsu Nakajima , Tomoko Adachi , Masahiro Takagi , Tomoya Tandai , Yoriko Utsunomiya , Toshihisa Nabetani
IPC分类号： H04B1/44
CPC分类号： H04L1/1614 , H04L1/1678 , H04L1/1854 , H04W28/22 , H04W74/0816 , H04W84/12
摘要： A wireless communication apparatus performs bi-directional communication with an initiator. The apparatus is allocated an allocation period for data transmission from the initiator. The apparatus includes means for generating a first physical frame including an acknowledgement frame with respect to data received from the initiator, and generating a second physical frame in which a plurality of transmission data frames addressed to the initiator are aggregated. The apparatus also includes means for transmitting the first physical frame at a first transmission rate and the second physical frame at a second transmission rate, during the allocation period.
摘要翻译： 无线通信装置与发起者进行双向通信。 该设备被分配用于从发起者进行数据传输的分配周期。 该装置包括用于生成包括关于从发起者接收的数据的确认帧的第一物理帧，以及生成其中聚合了发往发起者的多个传输数据帧的第二物理帧的装置。 该装置还包括在分配周期期间以第一传输速率发射第一物理帧和第二传输速率的第二物理帧的装置。
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公开(公告)号：US07912489B2
公开(公告)日：2011-03-22
申请号：US11417134
申请日：2006-05-04
摘要： A wireless communication system including at least one wireless base station and two or more wireless terminals, and each of the wireless terminals can communicate with the wireless base station or directly communicate with another wireless terminal. The wireless base station observes reception frames from the wireless terminals, and transmits to one of the wireless terminals a start frame for starting direct communication of the wireless terminal concerned with another wireless terminal on the basis of the reception information of the reception frames.
摘要翻译： 包括至少一个无线基站和两个或更多个无线终端的无线通信系统，并且每个无线终端可以与无线基站进行通信，或直接与另一个无线终端进行通信。 无线基站观察来自无线终端的接收帧，并且根据接收帧的接收信息向无线终端之一发送开始帧，用于开始与其他无线终端的无线终端的直接通信。
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公开(公告)号：US07852791B2
公开(公告)日：2010-12-14
申请号：US11847852
申请日：2007-08-30
申请人： Tetsu Nakajima , Tomoko Adachi , Masahiro Takagi , Tomoya Tandai , Yoriko Utsunomiya , Toshihisa Nabetani
发明人： Tetsu Nakajima , Tomoko Adachi , Masahiro Takagi , Tomoya Tandai , Yoriko Utsunomiya , Toshihisa Nabetani
CPC分类号： H04L1/1614 , H04L1/1678 , H04L1/1854 , H04W28/22 , H04W74/0816 , H04W84/12
摘要： A wireless communication apparatus performs bi-directional communication with an initiator. The apparatus is allocated an allocation period for data transmission from the initiator. The apparatus includes means for generating a first physical frame including an acknowledgement frame with respect to data received from the initiator, and generating a second physical frame in which a plurality of transmission data frames addressed to the initiator are aggregated. The apparatus also includes means for transmitting the first physical frame at a first transmission rate and the second physical frame at a second transmission rate, during the allocation period.
摘要翻译： 无线通信装置与发起者进行双向通信。 该设备被分配用于从发起者进行数据传输的分配周期。 该装置包括用于生成包括关于从发起者接收的数据的确认帧的第一物理帧，以及生成其中聚合了发往发起者的多个传输数据帧的第二物理帧的装置。 该装置还包括用于在分配周期期间以第一传输速率发射第一物理帧并以第二传输速率传输第二物理帧的装置。
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公开(公告)号：US20080181192A1
公开(公告)日：2008-07-31
申请号：US11855604
申请日：2007-09-14
申请人： Toshihisa Nabetani , Tomoko Adachi
发明人： Toshihisa Nabetani , Tomoko Adachi
IPC分类号： H04J3/00
摘要： There is provided with a radio communication method including: managing carrier sensing states of any one of two first channels having identical bandwidths and a second channel including both bands of the two first channels; determining whether to transmit transmission data using the first channel or the second channel; attempting to acquire a transmission right using the second channel based on the carrier sensing state of the second channel when the transmission data is determined to be transmitted using the second channel; and performing control such that the transmission data is transmitted using any one of the first channels when the time during which the attempt to acquire the transmission right using the second channel is made exceeds a time threshold set in advance.
摘要翻译： 提供了一种无线电通信方法，包括：管理具有相同带宽的两个第一信道中的任一个的载波感测状态和包括两个第一信道的两个频带的第二信道; 确定是否使用所述第一信道或所述第二信道来发送传输数据; 当使用第二信道确定发送数据时，尝试基于第二信道的载波感测状态使用第二信道获取发送权限; 并且执行控制，使得当使用第二信道获取发送权的尝试的时间超过预先设置的时间阈值时，使用第一信道中的任何一个发送发送数据。
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