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    • 4. 发明授权
    • Booster, monitoring apparatus, booster system, control method and monitoring method
    • 增压器,监控装置,增压系统,控制方法和监控方法
    • US06690915B1
    • 2004-02-10
    • US09650152
    • 2000-08-29
    • Yasushi ItoKazuhito Ito
    • Yasushi ItoKazuhito Ito
    • H04B336
    • H04B7/15535H04B17/345
    • A booster is provided which controls its gain to reduce the adverse effect of the booster noise on a base station. It receives a perch signal transmitted from a base station; measures received power of the perch signal at the booster; receives information about the transmission power of the perch signal from the base station; and measures the noise power of the amplified uplink signal at the booster. It controls the gain of the uplink signal and/or the gain of the downlink signal in response to the transmission power of the perch signal of the base station, the received power of the perch signal at the booster, and the noise power of the amplified uplink signal at the booster.
    • 提供了一种控制其增益的增强器,以减小对基站的增强噪声的不利影响。 它接收从基站发送的导频信号; 在升压器处测量导管信号的接收功率; 从基站接收关于导频信号的发送功率的信息; 并且在升压器处测量放大的上行链路信号的噪声功率。 它响应于基站的导频信号的发射功率,升压器的导频信号的接收功率和放大的信号的噪声功率来控制上行链路信号的增益和/或下行链路信号的增益 升压器上的上行信号。
    • 6. 发明授权
    • Booster system
    • 增压系统
    • US5963847A
    • 1999-10-05
    • US860373
    • 1997-06-25
    • Kazuhito ItoHiroshi SuzukiManabu NakadaYoshio Ebine
    • Kazuhito ItoHiroshi SuzukiManabu NakadaYoshio Ebine
    • H04B7/155H04B7/14
    • H04B7/15528H04B1/525H04B7/15564
    • A booster system for transmitting a received wave after amplifying it comprises a receiving antenna section, a carrier combining section, a transmitting section, a transmitting antenna section and a parameter control section. The carrier combining section multiplies a canceling signal by a cancel parameter to obtain a replica signal, then combines it with a received signal in at least one of the radio frequency band, the intermediate frequency band and the base band, and derives a combined base band signal from the combined signal. The transmitting section generates a send signal and a canceling signal by using a signal demodulated through the demodulation of the combined base band signal. Based on the combined base band signal and the canceling signal, the parameter control section determines a canceling parameter such that the power of the combined base band signal is reduced, the parameter being provided to the carrier combining section.
    • PCT No.PCT / JP96 / 03143 Sec。 371日期:1997年6月25日 102(e)日期1996年6月25日PCT 1996年10月28日PCT公布。 第WO97 / 15991号公报 日期1997年5月1日用于在放大后发送接收波的增强系统包括接收天线部分,载波组合部分,发射部分,发射天线部分和参数控制部分。 载波组合部分将取消信号乘以消除参数以获得复制信号,然后将其与无线电频带,中频带和基带中的至少一个中的接收信号相组合,并导出组合基带 来自组合信号的信号。 发送部分通过使用通过对组合基带信号的解调解调的信号来产生发送信号和消除信号。 基于组合基带信号和消除信号,参数控制部分确定消除参数,使得组合的基带信号的功率减小,该参数被提供给载波组合部分。
    • 9. 发明授权
    • Clutch valve system for static hydraulic continuously variable
transmission
    • 离合器阀门系统用于静态液压无级变速器
    • US4745748A
    • 1988-05-24
    • US68734
    • 1987-06-30
    • Tsutomu HayashiKazuhito ItoYoshihiro YoshidaMitsuru Saito
    • Tsutomu HayashiKazuhito ItoYoshihiro YoshidaMitsuru Saito
    • F16H39/14F16H61/40F16H61/4043F16H61/42F16H61/423F16D39/00
    • F16H61/423F16H39/14F16H61/40F16H61/4043
    • A clutch valve system for use in a static hydraulic continuously variable transmission in which a hydraulic closed circuit is formed between a swashplate type hydraulic pump and a swashplate type hydraulic motor, wherein a first annular oil chamber and a second annular oil chamber are concentrically defined in the pump cylinder adjacent to annularly arranged cylinder bores of a pump cylinder in the hydraulic pump, the first oil chamber being adapted to be connected to the cylinder bores which are in a discharge stroke and the second oil chamber being adapted to be connected to the cylinder bores which are in a suction stroke; a plurality of clutch valves are radially arranged in the pump cylinder for providing the communication or discommunication between both the oil chambers by the radial movement thereof; and a clutch control ring engaged with the clutch valves for relative rotation therebetween so as to surround these clutch valves is pivoted on a fixing structure for pivotal movement between a clutch ON position in which it brings all the clutch valves into a closed state in the diametrical direction of the pump cylinder and a clutch OFF position in which it brings some of the clutch valves into an opened state.
    • 一种用于静态液压无级变速器的离合器阀系统,其中在斜盘式液压泵和斜盘式液压马达之间形成液压闭合回路,其中第一环形油室和第二环形油室同心地限定在 所述泵缸邻近所述液压泵中的泵缸的环形布置的气缸孔,所述第一油室适于连接到处于排出行程的所述气缸孔,并且所述第二油室适于连接到所述气缸 处于吸入冲程的孔; 多个离合器阀在径向设置在泵缸中,用于通过其径向运动来提供两个油室之间的连通或不连通; 并且离合器控制环与离合器阀相接合,以便围绕这些离合器阀,以便围绕这些离合器阀枢转在用于在离合器接通位置之间枢转运动的固定结构,其中所有离合器将所有离合器阀置于直径 泵气缸的方向和离合器关闭位置,在该位置使一些离合器阀处于打开状态。