Apparatus and method for magnetically controlling a hearing aid
    21.
    发明授权
    Apparatus and method for magnetically controlling a hearing aid 失效
    用于磁力控制助听器的装置和方法

    公开(公告)号:US5553152A

    公开(公告)日:1996-09-03

    申请号:US298774

    申请日:1994-08-31

    Inventor: James R. Newton

    CPC classification number: H04R25/558 H01H2300/004 H04R2225/023 H04R2225/61

    Abstract: An apparatus and method for controlling a plurality of adjustable operational parameters of a hearing aid by the movement of an external magnetic actuator into and out of proximity with the hearing aid. The hearing aid has a microphone, hearing aid circuitry, an output transducer, and a magnetic switch, such as a reed switch, connected to the hearing aid circuitry. The hearing aid circuitry has a plurality of adjustable operational parameters and includes control processing circuity for switching between and controlling the adjustable operational parameters. The magnetic source is moved into and out of proximity with the hearing aid a selected number of times activating the magnetic switch each time. The control processing circuitry is configured to switch between the adjustable operational parameters on sequential activations of the magnetic switch for selection of an operational parameter to adjust the selected adjustable operational parameter after the activation of the magnetic switch is maintained a predetermined amount of time.

    Abstract translation: 一种用于通过外部磁致动器移动到助听器中和离开附近来控制助听器的多个可调操作参数的装置和方法。 助听器具有连接到助听器电路的麦克风,助听器电路,输出换能器和磁性开关,例如舌簧开关。 助听器电路具有多个可调节的操作参数,并且包括用于在可调节操作参数之间切换和控制可调操作参数的控制处理电路。 磁源随着助听器的移动进入和离开接近次数,每次激活磁性开关的选定次数。 控制处理电路被配置为在磁开关的顺序激活之间切换可调操作参数,用于选择操作参数以在磁开关的启动之后保持预定的时间量来调整所选择的可调操作参数。

    Pulse rate controlled entertainment device
    22.
    发明授权
    Pulse rate controlled entertainment device 失效
    脉搏控制娱乐设备

    公开(公告)号:US4788983A

    公开(公告)日:1988-12-06

    申请号:US932304

    申请日:1986-11-19

    CPC classification number: A61B5/02455 A61B5/02438 A61B5/0404

    Abstract: A control circuit for a portable radio or like entertainment device which allows it to play only so long as the user's heart rate lies within a range commensurate with safe, effective exercise activity. EKG signals are picked up by suitably placed electrodes, amplified, filtered, shaped and applied in one arrangement to a programmable microprocessor and in another arrangement to a linear circuit phase lock loop and window comparator. In each instance, a determination is made as to whether the user's heart rate is between a lower limit of effective exercise and an upper limit of safe exercise. When the heart rate is outside the limit, the entertainment device is rendered inoperative, thus providing an incentive to tailor the level of exertion so that the heart rate will lie within the desired range.

    Abstract translation: 用于便携式无线电等娱乐设备的控制电路,只要用户的心率处于与安全有效的运动活动相当的范围内,它才能播放。 EKG信号由适当放置的电极拾取,放大,滤波,成形并以一种布置方式施加到可编程微处理器,并且在另一种布置中被应用于线性电路锁相环和窗口比较器。 在每种情况下,确定用户的心率是否在有效运动的下限与安全运动的上限之间。 当心率超出极限时,娱乐装置不能起作用,从而提供了调整运动水平的动机,以使心率处于期望范围内。

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