GUIDED SURFACE WAVE POWERED SENSING DEVICES

    公开(公告)号:SG10201902139WA

    公开(公告)日:2019-04-29

    申请号:SG10201902139W

    申请日:2015-09-10

    Abstract: GUIDED SURFACE WAVE POWERED SENSING DEVICES Disclosed is a sensing device including a guided surface wave receive structure, a physical parameter sensor, and a radio frequency transmitter. The guided surface wave receive structure may be configured to obtain electrical energy from a guided surface wave traveling along a terrestrial medium. The physical parameter sensor may be coupled to the guided surface wave receive structure. The physical parameter sensor may also measure a physical parameter associated with a physical environment local to the physical parameter sensor. The radio frequency transmitter may be coupled to the guided surface wave receive structure and communicatively coupled to the physical parameter sensor. The radio frequency transmitter may also obtain a physical parameter measurement and transmit the physical parameter measurement over a wireless network. Figure 21

    Power internal medical devices with guided surface waves

    公开(公告)号:NZ741388A

    公开(公告)日:2019-09-27

    申请号:NZ74138816

    申请日:2016-08-17

    Abstract: Implanted medical devices which require electrical power need to be replaced every few years due to the fact that batteries in such devices become discharged or worn out. Such replacement can involve surgery that presents a risk to patients. Disclosed is an implantable medical device and methods of using the medical device, the medical device including a guided surface wave receive structure configured to receive a guided surface wave transmitted by a guided surface waveguide probe. The guided surface wave receive structure in the medical device generates an alternating current signal when the guided surface wave is received. The medical device includes a power circuit that is coupled to the guided surface wave receive structure. The power circuit includes a power storage circuit to store the power signal. The medical device includes a medical circuit that comprises a stimulus circuit, a monitoring circuit, and potentially other components. The stimulus circuit provides a stimulus to a human body. The monitoring circuit measures a characteristic of the human body.

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