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1. 发明专利

JP2012119743A Coaxial line communication apparatus and coaxial line communication system 审中-公开
标题翻译：同轴线路通信装置和同轴线路通信系统
公开(公告)号：JP2012119743A
公开(公告)日：2012-06-21
申请号：JP2010265026
申请日：2010-11-29
申请人： Nippon Telegraph & Telephone West Corp , Sumitomo Electric Networks Inc , 住友電工ネットワークス株式会社 , 西日本電信電話株式会社
发明人： HORIUCHI SHINGO , SAITO YOSHINORI , MASATOKI TOSHISUKE , MITSUFUJI NAOTO , ASAO YOSHIHISA , SHIMOKUCHI TAKASHI , NOZUE YUICHIRO
IPC分类号： H04N7/10 , H04B3/02 , H04H20/24 , H04H20/69 , H04H60/86
摘要： PROBLEM TO BE SOLVED: To provide a coaxial line communication apparatus in which home construction for installing a booster becomes unnecessary and bidirectional data communication by coaxial line communication can be performed.SOLUTION: A coaxial line communication apparatus 13 performing communication of a broadcast signal and data by the coaxial line communication includes: terminals 71 to 73; a signal processing portion 74 between the terminal 71 and the terminal 72; and a signal processing portion 75 between the terminal 72 and the terminal 73. The signal processing portion 74 has a booster portion 77 amplifying the broadcast signal input to the terminal 71 from an upstream device and transmits the broadcast signal amplified by the booster portion 77 from the terminal 72 to a downstream device via a coaxial line 51. The signal processing portion 75 transmits data input from the upstream device to the terminal 73 to the downstream device from the terminal 72 via the coaxial line 51 and transmits data input to the terminal 72 from the downstream device via the coaxial line 51 to the upstream device from the terminal 73.
摘要翻译：要解决的问题：提供一种同轴线路通信装置，其中用于安装升压器的家庭结构变得不必要，并且可以执行通过同轴线路通信的双向数据通信。解决方案：通过同轴线路通信执行广播信号和数据的通信的同轴线路通信装置13包括：终端71至73; 端子71和端子72之间的信号处理部分74; 信号处理部分74具有从上游装置放大输入到终端装置71的广播信号的增强部分77，并将由增强部分77放大的广播信号从终端72通过同轴线路51连接到下游设备。信号处理部分75经由同轴线路51从终端72向上游设备发送从上游设备输入的数据到下游设备，并将数据输入到终端72 从下游设备经由同轴线路51到终端73的上游设备。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2013191909A Radio communication system and interference suppression method 有权
标题翻译：无线电通信系统和干扰抑制方法
公开(公告)号：JP2013191909A
公开(公告)日：2013-09-26
申请号：JP2012054445
申请日：2012-03-12
申请人： Nippon Telegraph & Telephone West Corp , 西日本電信電話株式会社
发明人： HORIUCHI SHINGO , INOUE TAKESHI , KAINUMA YOSHIHIKO
IPC分类号： H04W52/24 , H04W92/12
摘要： PROBLEM TO BE SOLVED: To reduce radio wave interference without damaging user convenience in communication between a plurality of access points and subunits connected to the access points.SOLUTION: A radio communication system includes a plurality of wireless access points that radio communicates with terminal devices, and an aggregate device wire connected to the wireless access points. A wireless access point, on receiving a radio signal transmitted from another wireless access point, includes a radio control unit for transmitting, to the aggregate device, detection information indicating that the radio signal is received from the other wireless access point. On receiving the detection information from the wireless access point, the aggregate device includes an interference suppression control unit for controlling a radio output at the wireless access point indicated by the received detection information.
摘要翻译：要解决的问题：减少无线电波干扰，而不损害用户在连接到接入点的多个接入点和子单元之间的通信中的便利性。解决方案：无线电通信系统包括无线通信终端设备的多个无线接入点，以及连接到无线接入点的聚合设备线。无线接入点在接收从另一无线接入点发送的无线电信号时，包括无线电控制单元，用于向聚合设备发送指示从另一个无线接入点接收到无线电信号的检测信息。在从无线接入点接收到检测信息的情况下，聚合装置包括：干扰抑制控制单元，用于控制由接收的检测信息指示的无线接入点处的无线电输出。

3. 发明专利

JP2011211333A Communication system and communication method 有权
标题翻译：通信系统和通信方法
公开(公告)号：JP2011211333A
公开(公告)日：2011-10-20
申请号：JP2010074917
申请日：2010-03-29
申请人： Nippon Telegraph & Telephone West Corp , 西日本電信電話株式会社
发明人： MASATOKI TOSHISUKE , MITSUFUJI NAOTO , SAITO YOSHINORI , HORIUCHI SHINGO , KITAGAWA YUKIHIRO , KEITO JUNICHI
IPC分类号： H04M11/00
摘要： PROBLEM TO BE SOLVED: To suppress the occurrence of an error caused by crosstalk from an adjacent line, and to secure sufficient transmission output power to perform data communication.SOLUTION: When communication on a line between a modem device 2b and an aggregate device 1 is started, an SNR margin of a line between a terminal device 2a and the aggregate device 1 which is adjacent to a line between the modem device 2b and the aggregate device 1 is detected, and transmission power on the line between the modem device 2b and the aggregate device 1 is increased while comparing the detected SNR margin with a downshift margin β and a downshift margin (β+1).
摘要翻译：要解决的问题：抑制来自相邻线路的串扰引起的误差的发生，并确保足够的发送输出功率进行数据通信。解决方案：当调制解调器装置2b和集合装置1之间的线路上的通信是检测终端设备2a与与调制解调器设备2b与聚合设备1之间的线路相邻的聚合设备1之间的线路的SNR裕度，并且调制解调器设备2b与调制解调设备2b之间的线路上的发送功率在检测到的SNR余量与降档余量β和降档余量（β+ 1）的同时，聚合装置1增加。

4. 发明专利

JP2014049783A Repeater and ip telephone system using it 审中-公开
标题翻译：使用它的重复和IP电话系统
公开(公告)号：JP2014049783A
公开(公告)日：2014-03-17
申请号：JP2012188518
申请日：2012-08-29
申请人： Nippon Telegraph & Telephone West Corp , 西日本電信電話株式会社
发明人： KAINUMA YOSHIHIKO , HAYASHI TAKAFUMI , HORIUCHI SHINGO , MASATOKI TOSHISUKE
IPC分类号： H04M3/00 , H04W48/18 , H04W80/04 , H04W80/10
摘要： PROBLEM TO BE SOLVED: To switch a medium while continuing a call by IP telephone even if the switching is performed between the same medium or between different media without being limited in a mobile phone network or a public wireless LAN network managed by a business organization.SOLUTION: A repeater has: a SIP relay function to construct SIP session by relaying a SIP request received via VPN connection to a SIP server; an upon-switching suspending function for suspending the SIP session with the SIP server when communication quality of the VPN connection is deteriorated or communication is disconnected; and a VPN cooperation function that, if identification information used in new VPN connection is the same as identification information used in the VPN connection of the earlier suspended SIP session, associates the SIP session with the VPN connection and gives terminal information for the SIP session to a mobile terminal.
摘要翻译：要解决的问题：即使在相同介质之间或不同介质之间进行切换而不受在商业组织管理的移动电话网络或公共无线LAN网络中的限制，也可以通过IP电话继续呼叫来切换介质。解决方案：中继器具有：通过中继通过VPN连接接收到的SIP请求到SIP服务器来构建SIP会话的SIP中继功能; 当VPN连接的通信质量恶化或通信断开时，用于暂停与SIP服务器的SIP会话的切换中断功能; 以及VPN合作功能，如果在新的VPN连接中使用的识别信息与在先前挂起的SIP会话的VPN连接中使用的标识信息相同，则将SIP会话与VPN连接相关联，并将SIP会话的终端信息移动终端。

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