A remote detection device for implanted heart pacemaker and bidirectional data transmission method
A data transmission method and cardiac pacemaker technology, which are applied in the field of telemetry systems, can solve the problems of increasing pacemaker hardware design overhead, weak radio frequency modulation signals, etc., achieve high inward transmission coefficient, avoid detuning, and improve data transmission rate effect
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[0017] Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
[0018] As shown in Figure 1, an implantable cardiac pacemaker telemetry device is composed of an external program controller transceiver part I and an internal pulse generator transceiver part II. The transceiver part I of the in vitro program-controlled instrument includes a series resonant circuit composed of transmitting coil L1 and capacitor C1; the series point of transmitting coil L1 and capacitor C1 is connected to the program-controlled instrument receiving circuit 4 composed of a wave detector, band-pass filter amplification and shaping links to the program-controlled The receiving data end 8 of the main control unit of the instrument; the series resonant circuit is connected to the class D amplifier 3, the input end of the class D amplifier 3 is connected to the carrier modulator 2, and the input end of the carrier modulator 2 is connected to th...
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