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    • 5. 发明授权
    • Electrical metering device and associated method for temporarily storing
data during transmission of the data to a remote communications device
    • 电计量装置和用于在将数据传输到远程通信装置期间临时存储数据的相关方法
    • US5477216A
    • 1995-12-19
    • US968959
    • 1992-10-30
    • Robert E. Lee, Jr.Marjorie J. MancusoGregory P. LavoieSusan D. DastousMaurice J. Ouellette
    • Robert E. Lee, Jr.Marjorie J. MancusoGregory P. LavoieSusan D. DastousMaurice J. Ouellette
    • H02J13/00G08B23/00
    • H02J13/0079Y02B70/3266Y04S20/242
    • In one embodiment, the present invention is an algorithm implemented in a microprocessor-controlled system which, for example, is disposed within an energy meter housing. Particularly, the microprocessor is coupled to a communications interface which receives and transmits messages on a power line or some other external communications media. Upon receipt of a message, the commands contained in the message are read. If a command corresponds to a "buffer and lock" command, then a timer operated by the microprocessor starts to run. For example, if data to be retrieved from the system is data which is erased from system memory when read therefrom, just prior to reading such data, a buffer and lock command is transmitted by the external communication device. Upon receipt of such command, the microprocessor initiates running of a timer and the data is read from the meter. The data also is copied to a buffer, e.g., a RAM memory location. If the data is "lost" during transmission, and as long as the timer is running, the data can be copied from the designated buffer and re-transmitted. In this manner, data normally not saved in a meter subsequent to a read operation is saved and, if necessary, re-transmitted.
    • 在一个实施例中,本发明是在微处理器控制的系统中实现的算法,其例如设置在能量计壳体内。 特别地,微处理器耦合到通信接口,其在电力线或一些其它外部通信介质上接收和发送消息。 收到消息后,读取消息中包含的命令。 如果命令对应于“缓冲和锁定”命令,则由微处理器运行的定时器开始运行。 例如,如果要从系统检索的数据是从系统存储器读取的数据,则在读取这些数据之前,由外部通信设备发送缓冲器和锁定命令。 在接收到这样的命令时,微处理器启动定时器的运行,并且从仪表读取数据。 数据也被复制到缓冲器,例如RAM存储器位置。 如果在传输期间数据“丢失”,并且只要定时器正在运行,数据可以从指定的缓冲区复制并重新发送。 以这种方式,保存在读取操作之后通常不保存在计量表中的数据,并且如果需要的话重新发送。
    • 8. 发明授权
    • Crystal oscillator starting operation in an electricity meter
    • 晶体振荡器在电表中启动运行
    • US5889442A
    • 1999-03-30
    • US857398
    • 1997-05-16
    • Maurice J. OuelletteGregory P. Lavoie
    • Maurice J. OuelletteGregory P. Lavoie
    • G01R22/00H03B5/32H03L3/00H03B5/06G01R1/00H03B5/36
    • G01R22/00H03B5/32H03L3/00
    • Methods and apparatus for controlling operation of a low frequency oscillator upon reset of a microcomputer to achieve faster start-up time are described. In one aspect, the present invention is directed to a microcomputer having an oscillator input port, an oscillator output port, and an oscillator control port, and an oscillator coupled to the microcomputer oscillator output, input, and control ports. The microcomputer is programmed to control the output on the oscillator control port so that upon reset, the output transitions from a low state to a high state in accordance with a preselected frequency for a preselected period of time. More particularly, and in one exemplary embodiment, the microcomputer controls the output on the oscillator control port upon reset so that for a preselected cycle, the output is high for approximately about one-half cycle, low for approximately about one-half cycle, and then high for approximately about one-half cycle. Upon completion of such cycling, the microcomputer transitions the output on the control port to a high impedance state. Such control of the low frequency oscillator decreases the oscillator start-up time. Specifically, by generating the control signal having the desired frequency as described above, and then providing such control signal to the oscillator, the oscillator is "kick started" to begin its operations more quickly than such operations would begin without such control signal.
    • 描述了在微计算机复位时控制低频振荡器的操作以实现更快的启动时间的方法和装置。 一方面,本发明涉及具有振荡器输入端口,振荡器输出端口和振荡器控制端口的微型计算机,以及耦合到微计算机振荡器输出,输入和控制端口的振荡器。 微型计算机被编程以控制振荡器控制端口上的输出,使得在复位时,输出根据预选频率在预选的时间段内从低状态转变到高状态。 更具体地,并且在一个示例性实施例中,微计算机在复位时控制振荡器控制端口上的输出,使得对于预选的周期,输出高约大约半个周期,低约大约半个周期,以及 然后高约一半的周期。 在完成这种循环之后,微型计算机将控制端口上的输出转换成高阻抗状态。 低频振荡器的这种控制降低了振荡器起振时间。 具体地,通过如上所述产生具有期望频率的控制信号,然后向振荡器提供这种控制信号,振荡器被“起步”,以便比没有这种控制信号的操作更快地开始其操作。
    • 9. 发明授权
    • Auto-ranging in electric watthour meter
    • 自动测量电度表
    • US4761606A
    • 1988-08-02
    • US944029
    • 1986-12-22
    • Warren R. GermerMaurice J. Ouellette
    • Warren R. GermerMaurice J. Ouellette
    • G01R15/09G01R21/133G01R15/08
    • G01R15/09G01R21/133
    • An auto-ranging circuit for an electronic watthour meter employs high- and low-range sources for increasing the dynamic range over which satisfactory measurement accuracy can be maintained. A counter, having a capacity equal to the ratio of high-range to low-range is interposed in the output during use of the low-range source so that output pulses have the same energy-consumption significance at all time. At transition from low-range to high-range, any residue in the counter, representing energy consumed but not yet recognized by the generation of an output pulse, is preset into an integrator of the electronic watthour meter for reducing correspondingly the amount of energy consumption required to produce an output pulse in the first measurement cycle following the low- to high-range transition.
    • 用于电子电度表的自动测距电路采用高低频源来增加可以保持令人满意的测量精度的动态范围。 在低范围源的使用期间,具有等于高范围与低范围的比率的计数器插入输出,使得输出脉冲始终具有相同的能量消耗意义。 在从低范围转换到高范围的情况下,计数器中的任何残留物,表示消耗的能量但尚未被生成输出脉冲所识别的残留物被预设为电子电度表的积分器,用于相应地减少能量消耗量 需要在低到高范围转换之后的第一测量周期中产生输出脉冲。
    • 10. 发明授权
    • Battery backup installation for electric meter
    • 电表的电池备用安装
    • US4713609A
    • 1987-12-15
    • US772701
    • 1985-09-05
    • Peter F. LosapioWarren R. GermerMaurice J. OuelletteAnsell W. Palmer
    • Peter F. LosapioWarren R. GermerMaurice J. OuelletteAnsell W. Palmer
    • H01M2/10G01R11/02G01R22/00G01R22/02G01R1/04
    • G01R11/02Y10T307/625
    • A battery backup installation for a time of use register for an electric meter is mounted within a case of the electric meter. The case includes a hatch which permits removal and replacement of the battery without requiring removal of the case from the meter. In one embodiment, the battery is installed in a battery clip on the face plate of the meter where it is accessible through the hatch. An extra length of wires from the battery permits the battery, and its mating connectors, to be withdrawn through the hatch for replacement thereof. In a second embodiment of the invention, the battery is captured in a door of the hatch and is withdrawn from the meter by the action of opening the hatch. In this embodiment, the hatch may be hinged or not hinged. Battery replacement is facilitated while the electronic register module is separated from line-supplied power. An auxiliary battery provides an auxiliary source of backup power during batterychange.
    • 在电表的外壳内安装有用于电表的使用时间寄存器的电池备用安装。 该情况包括一个允许电池拆卸和更换的舱口,而不需要从电表中取出外壳。 在一个实施例中,电池被安装在电表的面板上的电池夹中,其可通过舱口接近。 来自电池的额外长度的电线允许电池及其配合连接器通过舱口排出以便更换。 在本发明的第二实施例中,电池被捕获在舱门的门中,并且通过打开舱口的动作从电表中取出。 在该实施例中,舱口可铰接或不铰接。 当电子寄存器模块与线路供电电源分离时,便于更换电池。 辅助电池在电池更换期间提供辅助电源。