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    • 1. 发明授权
    • Disaster alert system
    • 灾害警报系统
    • US4155042A
    • 1979-05-15
    • US846679
    • 1977-10-31
    • Albert A. PermutAlan R. PermutRonald M. Permut
    • Albert A. PermutAlan R. PermutRonald M. Permut
    • G08B19/00G08B27/00G08B25/00
    • G08B19/00G08B27/00
    • A disaster alert system is disclosed which consists of two major sub-systems. The first sub-system is a central disaster alert station which transmits coded R.F. activation signals specifying the geographic area and/or the official personnel to be alerted. Said central disaster alert station also transmits audio signals containing the disaster warning message to be disseminated to potential disaster victims and/or pre-selected official personnel.The second and companion sub-system consists of a plurality of independent and remotely located disaster alert modules which can be placed in any location to which disaster alert information is to be disseminated. Said disaster alert modules operate on continuous low-power standby, receiving and analyzing R.F. signals of a pre-determined carrier frequency and bandwidth. In the absence of said coded activation signal, said disaster alert modules remain in low-power standby. Detection and decoding of said coded activation signals results in activation of the module main power circuits. Activation of main power circuits results in a plurality of module outputs, including but not limited to, production of a clearly audible alarm signal, display of a clearly visible alarm signal, reproduction of the audio message, and activation of desirable auxiliary units equipped with said modules, such as, but not limited to, television receivers, public address systems, and civil defense sirens. Specially designated disaster alert modules located on or near roadways produce, upon similar activation, conspicuous alarm signals, and display disaster alert information on road signs.Said disaster alert modules operate on self contained battery power with means provided for continuous or occasional re-charging from A.C. lines. Said disaster alert modules remain operative in the event of A.C. power failure. The low-power standby mode is intended to conserve energy and maintain extended battery life, and to preclude discernible outputs when no disaster conditions exists.
    • 公开了一个由两个主要子系统组成的灾害警报系统。 第一个子系统是一个中央灾害警报站,发送编码的R.F. 指定地理区域的激活信号和/或要警告的官方人员。 所述中央灾害预警站还传送含有灾害预警信息的音频信号,传播给潜在的灾民和/或预选官员。
    • 4. 发明授权
    • Early flood warning system
    • 早期洪水预警系统
    • US4153881A
    • 1979-05-08
    • US900906
    • 1978-04-28
    • Alan R. PermutAlbert A. PermutRonald M. Permut
    • Alan R. PermutAlbert A. PermutRonald M. Permut
    • G08B19/00G08B27/00G08B25/00
    • G08B19/00G08B27/00
    • An Early Flood Warning System provides advanced warning of probable flash floods and/or stage floods to potential flood victims by collecting and analyzing rainfall and stream level data, and by providing means for disseminating alarms and instructions to individuals in threatened areas. Said Early Flood Warning System contains: a plurality of automated electronic digital liquid level gauges, some of which are specially adapted as rain gauges, and some of which are specially adapted as stream level gauges; a plurality of gauge actuated transmitters; a receiver; a decoder and validity logic unit; a data analysis unit; a central disaster alert station; and a plurality of disaster alert modules. Said digital liquid level gauges are energy and environmental intensive devices which electronically measure, using digital techniques, liquid levels such as rainfall and stream level, and transmit data by coded radio frequency (R.F.) signals to a central data analysis facility. Said digital liquid level gauges are remotely located and independent of each other.
    • 早期洪水预警系统通过收集和分析降雨量和流量数据,向潜在的洪水灾民提供可能的洪水和/或阶段洪水的高级警戒,并为威胁地区的个人提供报警和指示的手段。 所述早期洪水预警系统包括:多个自动电子数字液位计,其中一些特别适用于雨量计,其中一些特别适用于流量计; 多个量规致动发射器; 接收器 解码器和有效性逻辑单元; 数据分析单元; 中央灾害预警站; 和多个灾难警报模块。 所述数字液位计是能量和环境密集的装置,其使用数字技术电子测量诸如降雨和流级的液位,并通过编码射频(R.F.)信号将数据传输到中央数据分析设备。 所述数字液位计远程定位并且彼此独立。