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    • 1. 发明申请
    • MODULE FOR MOBILE COMMUNICATION TERMINAL, AND MOBILE COMMUNICATION TERMINAL
    • 移动通信终端模块和移动通信终端
    • US20120094617A1
    • 2012-04-19
    • US13221937
    • 2011-08-31
    • Masazumi ToneAkio YamamotoTakashi ShibaOsamu Hikino
    • Masazumi ToneAkio YamamotoTakashi ShibaOsamu Hikino
    • H04B1/44
    • H04B1/0057H04B1/525
    • A tunable filter in a tunable DPX module has frequency characteristics, and thus needs to be controlled with high accuracy so as to simultaneously cancel a transmission signal and noise in a reception band on a transmission side. For this reason, a canceller includes a filter having the same frequency characteristic as that of a tunable filter, and a structure having functions of compensating for an amplitude, a phase, and a delay. And, two lines of the cancellers are used to individually cancel a leak component of a transmission signal and a leak component of thermal noise in a reception band. In order to save the power consumption of the amplifier, a coupler is loosely coupled, and a combiner is tightly coupled. Further, in order to suppress the influence on a reception system due to the tough coupling, the combiner uses the amplifier for in-phase inputs.
    • 可调DPX模块中的可调滤波器具有频率特性,因此需要高精度地控制,以便同时消除发送侧的接收频带中的发送信号和噪声。 因此,消除器包括具有与可调谐滤波器相同的频率特性的滤波器,以及具有补偿振幅,相位和延迟的功能的结构。 并且,使用两行消除器单独地消除接收频带中的发送信号的泄漏分量和热噪声的泄漏分量。 为了节省放大器的功耗,耦合器松耦合,组合器紧密耦合。 此外,为了抑制由于强耦合对接收系统的影响,组合器使用用于同相输入的放大器。
    • 2. 发明申请
    • MODULE FOR MOBILE COMMUNICATION TERMINAL AND MOBILE COMMUNICATION TERMINAL
    • 移动通信终端和移动通信终端模块
    • US20120163245A1
    • 2012-06-28
    • US13296286
    • 2011-11-15
    • Masazumi ToneAkio YamamotoTakashi ShibaOsamu Hikino
    • Masazumi ToneAkio YamamotoTakashi ShibaOsamu Hikino
    • H04L5/14
    • H04B1/525
    • A tunable filter has an out-of-band signal suppression amount of 30 dB that is smaller than 50 dB, the suppression amount of a typical duplexer. Thus, a canceller having a suppression amount of about 20 dB is necessary (particularly, a method is provided to obtain a suppression amount over a wide band without being adversely affected by the group delay characteristics and frequency characteristics of an amplifier included in a canceller). Delay devices corresponding to the group delay of the amplifier are disposed on the signal path of the tunable filter. The canceller includes a matching circuit that adjusts an amplitude, a phase, and a delay, a wide-band amplifier that has small amplitude fluctuations and small phase fluctuations over the frequency bands of a transmission signal and a reception signal, a variable-impedance transmission coupler, and a variable-impedance reception coupler.
    • 可调滤波器具有小于50dB的30dB的带外信号抑制量,典型双工器的抑制量。 因此,需要具有大约20dB的抑制量的消除器(特别地,提供一种方法来获得宽带上的抑制量而不受包括在消除器中的放大器的群延迟特性和频率特性的不利影响) 。 对应于放大器的组延迟的延迟器件设置在可调谐滤波器的信号路径上。 消除器包括调整幅度,相位和延迟的匹配电路,在发射信号和接收信号的频带上具有小幅度波动和小相位波动的宽带放大器,可变阻抗传输 耦合器和可变阻抗接收耦合器。
    • 4. 发明申请
    • MODULE FOR USE IN MOBILE COMMUNICATION TERMINAL AND MOBILE COMMUNICATION TERMINAL APPLYING THE SAME THEREIN
    • 其中使用移动通信终端和移动通信终端的模块
    • US20110134810A1
    • 2011-06-09
    • US12961771
    • 2010-12-07
    • Akio YamamotoHitoshi AkiyamaTakashi ShibaOsamu Hikino
    • Akio YamamotoHitoshi AkiyamaTakashi ShibaOsamu Hikino
    • H04B7/005
    • H04L5/143H04L5/1461H04L2025/03503H04L2025/03573
    • For providing a module for use of a mobile communication terminal, being small in sizes and high in reliability, and enabling with plural numbers of bands, and also a mobile communication terminal with using the same therein, canceling is conducted on transmission signal and/or noises of reception band on reception side with using a feed forward technology, for maintaining a degree of suppression of the transmission signal and/or the noises of reception band on the reception side. In this case, for achieving the cancellation of wide band signals from the transmission signal to the reception band, a delay adjusting function is used, in addition to gain and phase adjusting functions. Also, for conducting stable canceling of jamming signals, controls are conducted on the gain, the phase and the delay of a loop with using a reception SN and/or a CQI signal, etc.Further, for achieving low power consumption, a feed forward loop can be made ON/OFF depending on a level of the transmission signal.
    • 为了提供使用移动通信终端的模块,其尺寸小,可靠性高,并且能够实现多个频带,以及使用其中的移动通信终端,对传输信号和/或 使用前馈技术在接收侧接收频带的噪声,用于保持发送信号的抑制度和/或接收侧的接收频带的噪声。 在这种情况下,为了实现从发送信号到接收频带的宽带信号的消除,除了增益和相位调整功能之外,还使用延迟调整功能。 此外,为了进行干扰信号的稳定消除,利用接收SN和/或CQI信号等对环路的增益,相位和延迟进行控制。此外,为了实现低功耗,前馈 根据发送信号的电平,可以进行回路闭合。
    • 7. 发明授权
    • High frequency circuit and high frequency module
    • 高频电路和高频模块
    • US08810317B2
    • 2014-08-19
    • US13547431
    • 2012-07-12
    • Ryo KadoiNorio HayashiSatoshi ShimizuAkio Yamamoto
    • Ryo KadoiNorio HayashiSatoshi ShimizuAkio Yamamoto
    • H03G3/30
    • H03F1/0261H03F1/0211H03F3/193H03F3/195H03F2200/18H03F2200/465H03G3/3042
    • A high frequency circuit and a high frequency module are provided, in which the accuracy of compensation operation is improved in compensating by digital control. The amplification gain of an amplification element of an amplifier unit is controlled by a bias current of a bias control unit. A process monitoring circuit of a calibration circuit includes a first and a second element characteristic detector and a voltage comparator. The detectors convert the current of replica elements into a first and a second detection voltage. The voltage comparator compares a first and a second detection voltage and supplies a comparison output signal to a search control unit. Responding to the comparison output signal of the comparator and a clock signal of a clock generating unit, the controller generates a multi-bit digital compensation value according to a predetermined search algorithm, and the bias control unit of the second detector is feedback-controlled.
    • 提供了一种高频电路和高频模块,其中通过数字控制来补偿补偿操作的精度。 放大器单元的放大元件的放大增益由偏置控制单元的偏置电流控制。 校准电路的过程监控电路包括第一和第二元件特征检测器和电压比较器。 检测器将复制元件的电流转换成第一和第二检测电压。 电压比较器比较第一和第二检测电压,并将比较输出信号提供给搜索控制单元。 响应于比较器的比较输出信号和时钟产生单元的时钟信号,控制器根据预定的搜索算法生成多位数字补偿值,并且反馈控制第二检测器的偏置控制单元。
    • 10. 发明申请
    • OPERATION MANAGEMENT SUPPORT APPARATUS FOR POWER PLANT
    • 电厂运行管理支援装置
    • US20130271287A1
    • 2013-10-17
    • US13994384
    • 2011-12-12
    • Musashi ShigeyamaKazunobu KurahashiChihiro OhbaAkio Yamamoto
    • Musashi ShigeyamaKazunobu KurahashiChihiro OhbaAkio Yamamoto
    • G08B23/00
    • G08B23/00G05B23/0267G21D3/001G21D3/008G21D3/04Y02E30/40Y04S10/522
    • Provide an operation management support apparatus for power plant, supporting a maintenance work and preventing a user from violation of the operational safety programs, caused by a human error in case where a power plant temporarily deviates from LCO. The operation management support apparatus for power plant includes: an alarm device 12 that compares a plant data measuring by sensors 3a-3x installed in a nuclear power plant 2 with preset alarm the value and generates an alarm output instruction signal for instructing an alarm output in case of determining that the power plant is abnormal; an operational safety program DB 14 that stores an information in relation to an operational safety program of the power plant; an support device 13 that extracts an information in relation to the operational safety program of which the alarm output represents a conflict from the operational safety program DB 14 based on the plant data in relation to the alarm output in case of receiving the alarm output instruction signal; and a display device 15 (16) that displays the plant data and the information in relation to the operational safety program, extracted by the support deice.
    • 为电厂提供运行管理支持设备,支持维护工作,防止用户违反操作安全规程,造成电厂临时偏离LCO的人为错误。 发电厂的运行管理支援装置包括:报警装置12,将安装在核电站2中的传感器3a-3x进行测量的工厂数据与预先设定的报警值进行比较,生成用于指示报警输出的报警输出指示信号 确定发电厂异常的情况; 操作安全程序DB14,其存储关于发电厂的操作安全程序的信息; 在接收到报警输出指示信号的情况下,基于与报警输出相关的工厂数据,从操作安全程序DB14提取关于报警输出代表冲突的操作安全程序的信息的支持装置13 ; 以及显示装置15(16),其显示由支持部提取的工厂数据和与操作安全程序有关的信息。