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1. 发明专利

JP2010103641A Communication system and base station 审中-公开
标题翻译：通信系统和基站
公开(公告)号：JP2010103641A
公开(公告)日：2010-05-06
申请号：JP2008271284
申请日：2008-10-21
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO , SUZUKI KAZUMASA
IPC分类号： H04W28/24
摘要： PROBLEM TO BE SOLVED: To provide a communication system transferring base station information within a predetermined restricted time without using a control router.
SOLUTION: The communication system includes base stations comprising main base stations 1 and auxiliary base stations 2, wherein the main base station 1 carries out scheduling in the same base station. In the communication system, the auxiliary base stations 2 of adjacent base stations are subjected to wired connection, the main base station 1 transmits base station information including a radio frequency to be used and a base station identifier to the auxiliary base station 2 in the same base station, the auxiliary base station 2 having received the base station information from the main base station 1 in the same base station transfers the base station information to the other auxiliary base stations 2 subjected to wired connection, an auxiliary base station device 2 having received the base station information from the other auxiliary base station 2 transfers the base station information to the main base station device in the same base station, and the main base station 1 having received the base station information from the auxiliary base station device in the same base station transfers the base station information to all the auxiliary base stations 2 in the same base station other than the auxiliary base station of the transfer source.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供在预定的限制时间内传送基站信息而不使用控制路由器的通信系统。解决方案：通信系统包括包括主基站1和辅助基站2的基站，其中主基站1在同一基站中进行调度。在通信系统中，相邻基站的辅助基站2进行有线连接，主基站1向辅助基站2发送包含要使用的射频的基站信息和基站标识符已经从同一基站中的主基站1接收到的基站信息的辅助基站2将基站信息传送到经过有线连接的其他辅助基站2，已经接收到的辅助基站装置2 来自其他辅助基站2的基站信息将基站信息传送到同一基站中的主基站装置，并且主基站1从相同基站中的辅助基站装置接收到基站信息站将基站信息传送到同一基站中的所有辅助基站2 她比辅助基站的转移源。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2006197232A Transmission power controller 审中-公开
标题翻译：变速箱功率控制器
公开(公告)号：JP2006197232A
公开(公告)日：2006-07-27
申请号：JP2005006527
申请日：2005-01-13
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO , TONOI TETSUYA
IPC分类号： H04B7/26 , G06K17/00
摘要： PROBLEM TO BE SOLVED: To provide a transmission power controller capable of enhancing the reception reliability of a response signal of an RF ID tag by a reader/writer within a range not interfering with other reader/writers existing in the vicinity of the reader/writer. SOLUTION: The transmission power controller is provided with a memory access section 12 for executing reading of an initial transmission power W 0 corresponding to an application which is applied to the reader/writer from a transmission power storage section 11 at the execution of wireless communication of the reader/writer with the tag, and the transmission power control unit sets the initial transmission power of the reader/writer to the initial transmission power W 0 read by the memory access section 12. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种发送功率控制器，其能够在不干扰存在于该附近的其他读取器/写入器的范围内增强读取器/写入器的RF ID标签的响应信号的接收可靠性读/写器。解决方案：发送功率控制器设置有存储器访问部分12，用于执行对应于从发送功率应用于读取器/写入器的应用程序的初始发送功率W 0 的读取存储单元11执行读写器与标签的无线通信，并且发送功率控制单元将读取器/写入器的初始发送功率设置为读取的初始发送功率W 0 存储器访问部分12.版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2008306467A Communication equipment, and channel allocation method 审中-公开
标题翻译：通信设备和信道分配方法
公开(公告)号：JP2008306467A
公开(公告)日：2008-12-18
申请号：JP2007151764
申请日：2007-06-07
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO , ISHIOKA KAZUAKI , TOMIZUKA HIROSHI
IPC分类号： H04W16/02 , H04W72/04 , H04W74/08
摘要： PROBLEM TO BE SOLVED: To provide communication equipment capable of appropriately allocating channels even when reception quality changes and effectively utilizing radio resources.
SOLUTION: The communication equipment is provided with: a line quality information measuring part 8 for measuring the reception quality of radio signals from a terminal on the basis of reception data from a slave base station; and a control part 9 for holding the terminal present inside a service area for a prescribed frequency or more as in-area terminal information, allocating the terminal included in the in-area terminal information to a slot different from the one for the terminal not included in it when there is a channel allocation request by the same slot from the plurality of terminals and allocating the same slot when the reception quality is a prescribed threshold or higher for the terminals not included in the in-area terminal information with each other or the terminals included in it with each other.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：即使当接收质量改变并且有效地利用无线电资源时，也提供能够适当地分配信道的通信设备。解决方案：通信设备具有：线路质量信息测量部分8，用于根据来自从基站的接收数据测量来自终端的无线电信号的接收质量; 以及控制部分9，用于将存在于规定频率以上的服务区域内的终端保持为区域内终端信息，将包括在区域内终端信息中的终端分配给与不包括的终端不同的时隙当在多个终端中存在来自相同时隙的信道分配请求时，当对于不包括在区域内终端信息中的终端的接收质量为规定阈值或更高时分配相同的时隙，或者其中包括的终端彼此。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2007053627A Radio communication system 审中-公开
标题翻译：无线电通信系统
公开(公告)号：JP2007053627A
公开(公告)日：2007-03-01
申请号：JP2005237779
申请日：2005-08-18
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： NAKAJIMA TAKAO , AIKAWA HIDETO , AMADA YOICHI , SHIBUYA AKIHIRO
IPC分类号： H04J3/00 , H04L7/00 , H04W56/00 , H04W88/08 , H04W92/20
摘要： PROBLEM TO BE SOLVED: To effectively use frequency resources by synchronizing a master base station with each slave base station using a simple configuration and method, and preventing interference with adjacent slots and collisions of transmission data, in a time division multiplexing access. SOLUTION: This system is a radio communication system, wherein the TDMA-system master radio base station and a plurality of slave base stations are connected to points/multipoints via wired transmission lines. The master radio base station transmits time division multiple packets, comprising synchronization information for performing slot synchronization of each slave radio base station, to the plurality of slave base stations. Each slave radio base station changes the slot timing of packets to be transmitted, on the basis of the synchronization information contained in received packets. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过使用简单的配置和方法，使主基站与每个从基站同步，并且在时分复用接入中防止干扰相邻时隙和发送数据的冲突来有效地使用频率资源。解决方案：该系统是无线电通信系统，其中TDMA系统主无线电基站和多个从基站通过有线传输线路连接到点/多点。主无线基站向多个从基站发送包括用于执行每个从无线基站的时隙同步的同步信息的时分多个分组。每个从无线基站基于接收到的分组中包含的同步信息来改变要发送的分组的时隙定时。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2006254504A Wireless communication apparatus and transmission power control method 审中-公开
标题翻译：无线通信装置和传输功率控制方法
公开(公告)号：JP2006254504A
公开(公告)日：2006-09-21
申请号：JP2006159019
申请日：2006-06-07
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO , SHIBUYA AKIHIRO
IPC分类号： H04B7/26 , H04J13/00 , H04W52/04 , H04W52/44 , H04W52/50
CPC分类号： Y02B60/50
摘要： PROBLEM TO BE SOLVED: To provide a wireless communication apparatus capable of performing a transmission power control to both a DPCH (Dedicated Physical Channel)and a DSCH (Downlink Shared Channel).
SOLUTION: In the wireless communication apparatus, the configuration of a mobile station side, where the DPCH is used to control the transmission power of the DSCH, is provided with: a control section 8 that sets initial transmission power when the DSCH is open and sets again the initial transmission power before the reception frame when a DSCH non-reception period is n-frames or more after that; a TCP (Transmission Power Control) bit generating section 9 for generating a TPC bit to instruct the base station to increase/decrease/hold the transmission power during reception by the DSCH; and a transmission control section 11 for informing the base station about the initial transmission power and the TPC bits by using the DPCH.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供能够对DPCH（专用物理信道）和DSCH（下行链路共享信道）进行发送功率控制的无线通信装置。解决方案：在无线通信装置中，使用DPCH用于控制DSCH的发送功率的移动台侧的配置具有：控制部8，其在DSCH为DSCH时设定初始发送功率当DSCH非接收时段之后为n帧以上时，再次打开并设置接收帧之前的初始发送功率; TCP（传输功率控制）位产生部分9，用于产生TPC比特，以指示基站在由DSCH接收期间增加/减少/保持发送功率; 以及用于通过使用DPCH向基站通知初始发送功率和TPC比特的发送控制部分11。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2012094977A Radio control device 审中-公开
标题翻译：无线电控制装置
公开(公告)号：JP2012094977A
公开(公告)日：2012-05-17
申请号：JP2010238530
申请日：2010-10-25
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO
IPC分类号： H04W92/20
摘要： PROBLEM TO BE SOLVED: To provide a radio control device capable of reducing a processing delay generated resulting from a transmission delay between a main base station and auxiliary base stations in a radio communication system in a form where the main base station and the auxiliary base stations are connected with a public line.SOLUTION: The radio communication system comprises: a main base station 1 which performs scheduling for allocating a band; and auxiliary base stations 2, 2, 2which are connected to the main base station 1 through a transmission path, relays a downlink signal to a terminal 3 being under the control and relays an uplink signal transmitted from the terminal 3 to the main base station 1. In the radio communication system, the radio control device performs scheduling in the main base station 1, estimates the number of a band request signal which can be received in an uplink frame based on the transmission delay amount of the signal in the transmission path, and stores a band for a response to the band request signal in a frame subsequent to the frame which has received the band request signal based on the estimation result.
摘要翻译：解决的问题：提供一种无线电控制装置，其能够减少由无线电通信系统中的主基站和辅助基站之间的传输延迟产生的处理延迟，其形式为主基站和辅助基站与公共线连接。解决方案：无线电通信系统包括：主基站1，其执行用于分配频带的调度; 和辅助基站2 1 ，2 2 ，2 3 通过传输路径连接到主基站1，将下行链路信号中继到正在控制的终端3，并将从终端3发送的上行链路信号中继到主基站1.在无线电通信系统中，无线电控制设备在主基站1中执行调度，基于传输路径中的信号的传输延迟量来估计可以在上行链路帧中接收的频带请求信号的数量，并且存储用于响应于频带的频带基于估计结果接收到频带请求信号的帧之后的帧中的请求信号。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2012094976A Wireless communication system and wireless control method 审中-公开
标题翻译：无线通信系统和无线控制方法
公开(公告)号：JP2012094976A
公开(公告)日：2012-05-17
申请号：JP2010238529
申请日：2010-10-25
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO
IPC分类号： H04W74/08
摘要： PROBLEM TO BE SOLVED: To obtain a wireless communication system capable of improving utilization efficiency of wireless resources and securing throughput.SOLUTION: A wireless communication system includes a base station 1 and terminals 2, 3. The base station 1 includes contention window control means that decides a contention window and notifies the contention window to the terminals 2, 3. Each of the terminals 2, 3 includes backoff time control means that determines the contention window according to priority assigned to each transmission packet by calculation based on the contention window notified from the base station 1, determines a backoff time being shorter than the contention window for each priority according to the priority assigned to the transmitted packet, and performs transmission over a random access channel according to the determined backoff time.
摘要翻译：要解决的问题：获得能够提高无线资源的利用效率并确保吞吐量的无线通信系统。解决方案：无线通信系统包括基站1和终端2,3。基站1包括争用窗口控制装置，其决定竞争窗口并将竞争窗口通知给终端2,3。每个终端 2,3包括后退时间控制装置，根据基站1通知的竞争窗口，通过计算，根据分配给每个发送分组的优先级来确定竞争窗口，根据该优先权确定对于每个优先级的退避时间短于竞争窗口分配给所发送的分组的优先级，并且根据确定的退避时间来执行随机接入信道的传输。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2012090243A Channel allocation device, radio communication device, radio communication system and channel allocation method 审中-公开
标题翻译：频道分配设备，无线电通信设备，无线电通信系统和信道分配方法
公开(公告)号：JP2012090243A
公开(公告)日：2012-05-10
申请号：JP2010237771
申请日：2010-10-22
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO
IPC分类号： H04W72/04 , H04W72/10 , H04W72/12
摘要： PROBLEM TO BE SOLVED: To provide a channel allocation device capable of improving data transmission efficiency of other users more than before in the case of continuously transmitting divided packets.SOLUTION: The channel allocation device in a radio communication system for dividing data of a size equal to or larger than a threshold and transmitting it as division data includes: a buffer part 15 for division events provided with a buffer for division events storing the division event corresponding to the transmission of the division data; a buffer part 16 for non-division events provided with a buffer for non-division events storing the non-division event corresponding to the transmission of non-division data; and an allocation processing part 19 for generating the division event or the non-division event, storing the division event in the buffer for the division event, storing the non-division event in the buffer for the non-division event, reading out the stored event on the basis of a prescribed rule, and allocating a band to the read event.
摘要翻译：要解决的问题：提供一种能够在连续发送分组的情况下比以前更多地提高其他用户的数据传输效率的信道分配装置。解决方案：用于划分等于或大于阈值的数据并将其作为分割数据发送的无线电通信系统中的信道分配装置包括：缓冲器部分15，用于分配事件，其被提供有用于划分事件存储的缓冲器分割事件对应于分割数据的传输; 用于非分割事件的缓冲器部分16，其提供有用于存储与非分割数据的传输相对应的非分割事件的非分割事件的缓冲器; 以及分配处理部19，用于生成分割事件或非分割事件，将分割事件存储在用于分割事件的缓冲器中，将非分割事件存储在用于非分割事件的缓冲器中，读出存储的事件，并且将频带分配给读取事件。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2013115493A Radio transmission system, radio transmission apparatus and radio terminal device 审中-公开
标题翻译：无线电传输系统，无线电传输装置和无线电终端装置
公开(公告)号：JP2013115493A
公开(公告)日：2013-06-10
申请号：JP2011257742
申请日：2011-11-25
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO
IPC分类号： H04N7/173 , H04W4/06 , H04W28/14 , H04W56/00
摘要： PROBLEM TO BE SOLVED: To obtain a radio transmission system in which, when performing broadcasting transmission, video playback timing can be synchronized between radio terminal devices and playback timing of video and audio can be prevented from being deviated.SOLUTION: A radio transmission apparatus comprises an apparatus control section 11, a radio section 12 and an audio playback section 15. The apparatus control section 11 generates a notification packet storing a playback offset time for delaying playback of video data to a radio terminal device in a transport layer or higher and generates a video packet storing video data and time information. The radio section 12 transmits the packet generated by the apparatus control section 11 to the radio terminal device. The audio playback section 15 plays back video data while delaying them for the playback offset time. The radio terminal device comprises a buffer, a terminal-side control section and a video playback section 17. The buffer buffers received video data. The terminal-side control section controls to read out the received video data after the lapse of the playback offset time in the time information corresponding to the video data. The video playback section 17 plays back the video data read out of the buffer.
摘要翻译：解决的问题：为了获得无线电传输系统，其中当进行广播传输时，可以在无线电终端设备之间同步视频播放定时，并且可以防止视频和音频的重放定时偏离。解决方案：无线电传输设备包括设备控制部分11，无线电部分12和音频播放部分15.设备控制部分11产生一个通知分组，该通知分组存储用于将视频数据的播放延迟到无线电的播放偏移时间终端装置，并生成存储视频数据和时间信息的视频分组。无线部12将由装置控制部11生成的分组发送到无线终端装置。音频播放部分15在将播放偏移时间延迟的同时再现视频数据。无线终端装置包括缓冲器，终端侧控制部分和视频重放部分17.缓冲器缓冲接收到的视频数据。终端侧控制部分控制在与视频数据相对应的时间信息中经过播放偏移时间之后读出接收到的视频数据。视频播放部分17播放从缓冲器读出的视频数据。版权所有（C）2013，JPO＆INPIT

10. 发明专利

JP2009239351A Communications device and communication control method 审中-公开
标题翻译：通信设备和通信控制方法
公开(公告)号：JP2009239351A
公开(公告)日：2009-10-15
申请号：JP2008079181
申请日：2008-03-25
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： AIKAWA HIDETO
IPC分类号： H04W74/08
摘要： PROBLEM TO BE SOLVED: To provide the communications device capable of maintaining a high throughput and shortening latency during random access, without utilizing a periodical information notification from a base station to a terminal station.
SOLUTION: The communications device constitutes a communicating system along with a base station, and transmits a RACH, a random access channel, to perform random access to the base station. The device comprises a RACH slot number decoding portion (41) and a RACH transmission determination portion (43). The RACH slot number decoding portion acquires information on the number of slots, which can be utilized for RACH transmission in each frame, from the base station. The RACH transmission determination portion determines whether RACH transmission should be performed to the base station or not, based on the number of RACH slots which is information acquired by the RACH slot number decoding portion (41) and a threshold specified beforehand.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供能够在随机接入期间能够维持高吞吐量和缩短等待时间的通信设备，而不用利用从基站到终端站的定期信息通知。解决方案：通信设备与基站一起构成通信系统，并发送RACH，随机接入信道，以对基站进行随机接入。该装置包括RACH时隙数解码部分（41）和RACH传输确定部分（43）。 RACH时隙数解码部分从基站获取关于每帧中可用于RACH传输的时隙数量的信息。 RACH发送确定部分基于作为由RACH时隙号解码部分（41）获取的信息的RACH时隙的数量和预先指定的阈值来确定是否应该向基站执行RACH传输。版权所有（C）2010，JPO＆INPIT

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