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    • 1. 发明授权
    • Room temperature controller
    • 室温控制器
    • US4318508A
    • 1982-03-09
    • US102118
    • 1979-12-10
    • Norman B. GlasgowWilliam E. Coleman, Jr.
    • Norman B. GlasgowWilliam E. Coleman, Jr.
    • G05D23/19G05D23/00
    • G05D23/1902
    • The room temperature controller of the present invention is adapted for use in a room in which the temperature is controlled by a thermostat coupled to an air conditioner unit. The room temperature controller includes a detector positioned within the room for detecting from a distance the presence of an occupant within the room. A logic and control circuit is coupled to the output of the detector and to the thermostat. The logic and control circuit modifies the normal operation of the thermostat when an occupant is not detected within the room to reduce unnecessary heating and cooling expenses. This circuit also enables the thermostat to operate normally for timed intervals when an occupant is detected within the room.
    • 本发明的室温控制器适用于通过与空调机组连接的恒温器来控制温度的房间。 室温控制器包括位于房间内的检测器,用于从房间内的乘客的距离远离检测。 逻辑和控制电路耦合到检测器和恒温器的输出端。 当在房间内没有检测到乘员时,逻辑和控制电路改变恒温器的正常操作,以减少不必要的加热和冷却费用。 当房间内检测到乘客时,该电路还使得恒温器能够正常地操作定时间隔。
    • 3. 发明授权
    • High power RF resistor
    • 大功率射频电阻
    • US4727351A
    • 1988-02-23
    • US65392
    • 1987-06-23
    • Mark A. HarrisWilliam E. Coleman, Jr.Joseph M. DeLeonEugene M. LittlefieldEarnest A. Franke
    • Mark A. HarrisWilliam E. Coleman, Jr.Joseph M. DeLeonEugene M. LittlefieldEarnest A. Franke
    • H01P1/22H01C1/012
    • H01P1/227
    • A high power RF resistor for use, for example, as an isolation resistor in an RF hybrid splitter/combiner is formed on a thermally conductive substrate. A first insulating beryllia (BeO) layer extends over the substrate and has a top surface and a bottom surface. A first metallization layer extends over the top surface of the first insulating layer and includes a longitudinally-extending gap. A second insulating BeO layer is positioned above the first insulating layer and includes a top surface, a bottom surface and first and second side surfaces. A second metallization layer surrounds the bottom surface and the first and second side surfaces of the second insulating layer and has a longitudinally-extending gap, the gap in the second metallization layer positioned to be in alignment with the gap in the first metallization layer. This structure forms a Faraday shield between the resistive layer and ground to thereby reduce the I.sup.2 R loss resulting from stray capacitance normally associated with isolation resistors. A thin film resistive layer extends over the second insulating layer to form the active resistor element. Preferably, inductors are connected between the terminals of the resistor and ground to tune out parasitic capacitance generated by the metallization layers.
    • 在导热基板上形成用作RF混合分路器/组合器中的隔离电阻器的高功率RF电阻器。 第一绝缘铍(BeO)层在衬底上延伸并且具有顶表面和底表面。 第一金属化层在第一绝缘层的顶表面上延伸并且包括纵向延伸的间隙。 第二绝缘BeO层位于第一绝缘层上方,并包括顶表面,底表面和第一和第二侧表面。 第二金属化层围绕第二绝缘层的底表面和第一和第二侧表面并且具有纵向延伸的间隙,第二金属化层中的间隙被定位成与第一金属化层中的间隙对准。 这种结构在电阻层和地之间形成法拉第屏蔽,从而减少由隔离电阻通常相关的杂散电容引起的I2R损耗。 薄膜电阻层在第二绝缘层上延伸以形成有源电阻元件。 优选地,电感器连接在电阻器的端子和接地之间,以调出由金属化层产生的寄生电容。
    • 5. 发明授权
    • Stripline directional coupler tolerant of substrate variations
    • 线性方向耦合器容许衬底变化
    • US5625328A
    • 1997-04-29
    • US529070
    • 1995-09-15
    • William E. Coleman, Jr.
    • William E. Coleman, Jr.
    • H01P5/18
    • H01P5/185
    • A stripline directional coupler having a quarter-wave transmission line added either between the isolation port of the coupler and the termination impedance or between the input port of the coupler and the signal input reduces the degradation of coupler directivity caused by impedance mismatch of the transmission lines with the source, load and/or termination impedances. With the transmission lines and additional quarter-wave transmission line formed on the same substrate material, coupler directivity is insensitive to the value of the characteristic impedance of the transmission lines. This allows the use of less expensive substrate materials and manufacturing processes during stripline directional coupler construction.
    • 在耦合器的隔离端口和终端阻抗之间或耦合器的输入端口与信号输入之间加上四分之一波长传输线的带状线定向耦合器减少了由传输线路的阻抗失配引起的耦合器方向性的劣化 源,负载和/或端接阻抗。 由于传输线和在同一衬底材料上形成的附加四分之一波长传输线,耦合器方向性对传输线的特性阻抗的值不敏感。 这允许在带状线定向耦合器构造期间使用较便宜的衬底材料和制造工艺。
    • 7. 发明授权
    • Antenna mutual coupling neutralizer
    • 天线互耦中和器
    • US5892482A
    • 1999-04-06
    • US761130
    • 1996-12-06
    • William E. Coleman, Jr.Ray B. Jones
    • William E. Coleman, Jr.Ray B. Jones
    • H01Q21/08H01Q1/52H01Q13/08H01Q1/38
    • H01Q1/521H01Q1/52H01Q1/523H01Q1/525
    • A mutual coupling neutralizer for neutralizing adverse mutual coupling between a pair of patch antennas for mobile communication system. The coupling neutralizer includes a first and second capacitor each having a first end and a second end, where the first ends are coupled to a respective patch antenna. The neutralizer further includes a high impedance transmission line connected to the second ends of the capacitors. The transmission line and capacitors are sized and configured to neutralize adverse mutual coupling between the pair of patch antennas over a predetermined frequency band. The neutralization of mutual coupling is achieved by extracting a signal present at one patch antenna and injecting the signal at the other patch antenna at a substantially equal amplitude and opposite in phase.
    • 一种用于中和移动通信系统的一对贴片天线之间的不利相互耦合的互耦中和器。 耦合中和器包括第一和第二电容器,每个具有第一端和第二端,其中第一端耦合到相应的贴片天线。 中和器还包括连接到电容器的第二端的高阻抗传输线。 传输线和电容器的尺寸和配置被设计成中和预定频带上的该对贴片天线之间的不利互耦。 通过提取在一个贴片天线处存在的信号并且以基本上相等的振幅并相反地在另一个贴片天线处注入信号来实现互耦合的中和。