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    • 3. 发明申请
    • Transmitter for surveillance camera, and surveillance system
    • 监控摄像机和监控系统发射机
    • US20040119820A1
    • 2004-06-24
    • US10675998
    • 2003-10-02
    • MURAKAMI CORPORATION
    • Mitsuyoshi NagaoHidenori Sato
    • H01P005/00G08B001/08
    • H04N7/18
    • An RF converter circuit 11 that constitutes a video signal superposing/power deriving unit 100 converts video signals generated from images taken by a surveillance camera 10, which derives a direct current voltage as a driving power from an antenna lead-in wire 6 through a filter circuit (LPF circuit 12), to radio-frequency signals. The radio-frequency signals are transmitted through the antenna lead-in wire 6 to a television receiver 2. Images taken by the surveillance camera 1 can be viewed on the television receiver 2 only by selecting the channel assigned to the surveillance camera 1. Accordingly, the driving power for the surveillance camera 1 is not relied upon a solar battery or secondary batteries, and wiring work therefor may be simplified.
    • 构成视频信号叠加/获取单元100的RF转换器电路11将由监视摄像机10拍摄的图像生成的视频信号转换成通过滤波器从天线引入线6导出作为驱动功率的直流电压 电路(LPF电路12)到射频信号。 射频信号通过天线引入线6发送到电视接收机2.只有通过选择分配给监视摄像机1的频道,才能在电视接收机2上观看由监视摄像机1拍摄的图像。因此, 监视摄像机1的驱动力不依赖于太阳能电池或二次电池,并且可以简化对其的布线工作。
    • 4. 发明申请
    • Wide area network as applied to switchyard/substation control design
    • 广域网应用于开关站/变电站控制设计
    • US20040104784A1
    • 2004-06-03
    • US10299076
    • 2002-11-19
    • Ishmael Enriquez
    • H01P005/00
    • H02J3/00H02J13/0006H04J2203/0026Y10T307/25
    • This document contains a specification for a substation relaying and control wide area network based on a SONET or possibly a T Carrier (Small Site) communication concept. At this level every device at the substation, plant or any place where control of high voltage (600 Volts and above) equipment, can be networked. Every secondary signal can be digitized for control, alarm, and indication. SCADA equipment can be interfaced or replaced with this concept. Metering equipment can be interfaced to SONET Protocol without actual secondary values at inputs to control house meter. Panel device(s) footprint will be reduced thereby reducing the control housing dimensions. Stub-up conduit quantity for the power equipment will be reduced thereby reducing labor and material costs. Inventory stock will be reduced thus minimizing storage fees. Reliability and security will be increased. Fault monitoring will be simplified. Surveillance will be more practical. Site to site communications can be approached with leased satellite space as optional communications. Much quicker relay response time to actual fault. All these are a benefit to this design concept.
    • 本文件包含基于SONET或可能的T载波(小站点)通信概念的变电站中继和控制广域网的规范。 在这个级别,变电站,工厂或高压(600伏及以上)设备控制的任何地方的每个设备都可以联网。 每个辅助信号都可以数字化,以进行控制,报警和指示。 SCADA设备可以连接或替换这个概念。 计量设备可以连接到SONET协议,在控制室内仪表的输入端没有实际的二次值。 面板设备占地面积将会减少,从而减少了控制柜的尺寸。 电力设备的管道数量将减少,从而减少劳动力和材料成本。 库存库存将减少,从而最小化存储费用。 可靠性和安全性将会增加。 故障监控将被简化。 监视将更加实际。 可以通过租用的卫星空间来进行站点到站点通信作为可选通信。 对实际故障的继电器响应时间更快。 所有这些都是对这个设计理念的一个好处。
    • 5. 发明申请
    • Coaxial line phase stabilization assembly and method
    • 同轴线相位稳定装配及方法
    • US20030122639A1
    • 2003-07-03
    • US10329833
    • 2002-12-27
    • William A. DeCormierCole N. Plummer
    • H01P005/00
    • H01P3/06
    • An apparatus and method stabilizes a pair of parallel coaxial lines for an antenna having a tower. An upper portion of each coaxial line is suspended from the tower. A lower end of the coaxial lines is free to move vertically relative to the tower. The apparatus has an expandable element disposed along a first portion of the length of one coaxial line and a frame which rigidly ties together the two coaxial lines at a second portion of each of the lines below the expandable element. One type of expandable element includes telescoping inner conductors and telescoping outer conductors.
    • 一种用于具有塔架的天线的一对平行同轴线的装置和方法。 每个同轴线的上部从塔悬挂。 同轴线的下端可自由地垂直于塔架移动。 该装置具有沿着一个同轴线的长度的第一部分设置的可扩张元件,以及在可扩张元件下方的每条线的第二部分处将两条同轴线刚性地连接在一起的框架。 一种类型的可膨胀元件包括伸缩内导体和伸缩外导体。
    • 7. 发明申请
    • Surface light emitting device
    • 表面发光装置
    • US20030214818A1
    • 2003-11-20
    • US10426881
    • 2003-07-30
    • Nichia Corporation
    • Munetsugu EharaHitoshi NojiriEiji NakanishiKoichi Kunikata
    • H01P005/00
    • G02B6/0016G02B6/002
    • An surface light emitting device that is capable of emitting light of high luminance with higher uniformity is disclosed. The surface light emitting device comprising; a light guide plate, a reflector on the under surface of the light guide plate and, an LED light source having at least one LED element and provided so that a light emitted by the LED element is incident on at least one end face of the light guide plate, wherein the light guide plate has a light diffusing portion on the one end face so that a light emitted from the LED light source enters the light guide plate while being diffused therein, and the light diffusing portion has the top end being space from the top surface.
    • 公开了一种能够以更高的均匀性发射高亮度的光的面发光器件。 所述表面发光器件包括: 导光板,导光板的下表面上的反射器和具有至少一个LED元件的LED光源,并且被设置为使得由LED元件发射的光入射到光的至少一个端面上 导光板,其中所述导光板在所述一个端面上具有光漫射部分,使得从所述LED光源发射的光在其中扩散时进入所述导光板,并且所述光扩散部分的顶端与 顶面。