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    • 5. 发明授权
    • Signal relay device
    • 信号继电器
    • US08223674B2
    • 2012-07-17
    • US12665647
    • 2008-06-17
    • Kazuhiro IwaiMasami Kanemaru
    • Kazuhiro IwaiMasami Kanemaru
    • H04L5/14H04L12/28
    • H04L12/66H04L12/10H04M7/006H04M19/08
    • The invention is to provide a relay signal system or a device which enables the use of signal related services such as IP phone services even if a supply of power from a commercial AC power source is stopped, for instance, due to a power outage. The signal relay device comprises: a power reception terminal that is coupled to an AC power source, a plurality of connectors containing a plurality of terminal pins for receiving and transmitting signals such as packet signals in which the terminal pins are coupled to each other by wire, and a power charging unit, which is coupled to the power reception terminal by wire and stores a backup power charged by an AC power provided from the power reception terminal by wire and supplies the backup power to wires coupled to a part or all of the plurality of connectors.
    • 本发明是提供一种继电器信号系统或装置,其即使由于停电而停止来自商用交流电源的供电也能够使用诸如IP电话服务的信号相关服务。 信号中继装置包括:受电终端,其耦合到AC电源;多个连接器,包含多个终端引脚,用于接收和发送诸如分组信号的信号,其中终端引脚通过线路彼此耦合 以及电力充电单元,其通过电线耦合到电力接收终端,并且通过电线存储由从电力接收终端提供的AC电力充电的备用电力,并将备用电力提供给耦合到部分或全部的电力 多个连接器。
    • 9. 发明申请
    • Uninterruptible Power Supply Unit
    • 不间断电源单元
    • US20090102618A1
    • 2009-04-23
    • US12299251
    • 2008-02-15
    • Kazuhiro Iwai
    • Kazuhiro Iwai
    • G06F13/38H02M5/42
    • H04B3/542H02J9/062H04B2203/5458Y10T307/625
    • [Object] To allow multiple power line communication (PLC) devices to communicate with one another via power lines without being affected by the power supply state of an uninterruptible power supply unit coupled among the PLC devices.[Solving Means] Multiple modem means 32 for transmitting or receiving a PLC signal are installed, each corresponding to a power receiving terminal 2 and one or more power supply terminals 3 in an uninterruptible power supply unit 1 in a one-to-one manner. Multiple low-pass filter circuit 7 and 18 for eliminating a PLC signal are installed to a power line between each of the multiple modem means 32 and a power supply circuit 10. Control means 40 and 41 transmit a PLC signal based on a PLC signal received by one of the multiple modem means 32 from at least one of the other modem means 32.
    • [对象]允许多个电力线通信(PLC)设备通过电力线彼此通信,而不受连接在PLC设备之间的不间断电源单元的电源状态的影响。 [解决方案]安装用于发送或接收PLC信号的多个调制解调器装置32,每个对应于不间断电源单元1中的受电端子2和一个或多个电源端子3,一对一地。 用于消除PLC信号的多个低通滤波器电路7和18被安装到多个调制解调器装置32和电源电路10之间的电力线上。控制装置40和41基于接收的PLC信号发送PLC信号 通过其他调制解调器装置32中的至少一个的多个调制解调器装置32之一。
    • 10. 发明授权
    • ATM electronic exchange network system and electrode exchange equipment
for use in the same
    • ATM电子交换网络系统和电极交换设备用于相同
    • US5784371A
    • 1998-07-21
    • US584224
    • 1996-01-11
    • Kazuhiro Iwai
    • Kazuhiro Iwai
    • H04Q3/00H04L12/931H04L12/951H04Q11/04H04L12/56
    • H04L49/103H04L12/5601
    • In an asynchronous transfer mode (ATM) electronic exchange network system interconnecting a plurality of electronic exchange equipment by an ATM network 40, each of the electronic exchange equipment has an ATM cell assembly/disassembly (CLAD) circuit 11, 21, CPU 14 in the electronic exchange equipment of a node 10 confirms a destination node 20 from a called number, indicates to CLAD circuit 11 a virtual path identifier (VPI) and a virtual channel identifier (VCI) which indicate the destination node 20 and which are read from a table in memory 12 representing the correspondence of nodes and identifiers of VPI and VCI, then ATM CLAD circuit 11 assembles information indicative of the VPI and VCI and user information including number and communication information transmitted through a time-division switch 13 into an ATM cell, and transfers the ATM cell to ATM network 40, and when ATM CLAD circuit 21 of node 20 receives a cell having in its cell header the pair of VPI and VCI which represents its own node 20, ATM CLAD circuit 21 disassembles the cell into a TDM signal, and transfers the TDM signal to the time-division switch 23.
    • 在由ATM网络40互连多个电子交换设备的异步传输模式(ATM)电子交换网络系统中,每个电子交换设备具有ATM信元组合/拆卸(CLAD)电路11,21,CPU14 节点10的电子交换设备从被叫号码确认目的地节点20,向CLAD电路11指示表示目的地节点20并从表中读取的虚拟路径标识符(VPI)和虚拟信道标识符(VCI) 在存储器12中表示VPI和VCI的节点和标识符的对应关系,则ATM CLAD电路11将指示VPI和VCI的信息和包括通过时分交换机13发送的号码和通信信息的用户信息组合成ATM信元,以及 将ATM信元传送到ATM网络40,并且当节点20的ATM CLAD电路21接收到在其小区头部中具有代表VPI和VCI的一对的小区时 在其自己的节点20中,ATM CLAD电路21将该小区拆分为TDM信号,并将TDM信号传送到时分开关23。