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US 7,423,538 B2Granted
Child alert system
OwnerThomas A. Gonzalezinventor
Life of this patent
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Abstract
A child alert system that uses radio transmitters and receivers to provide the location of a child, adult or object to which a transmitter unit of the system is attached. The transmitter unit includes a panic button for allowing the wearer of the transmitter unit to send a panic signal when they feel endangered. The system further includes signaling when the transmitter is submerged, when the vital signs of the wearer fall below a certain threshold, or when the transmitter is tampered or removed from the person.
Claims5
A child alert system comprising:
- a receiver unit;
- and a transmitter unit;
- the transmitter unit including a battery powered transmitter and a transmitter unit receiver installed within a jewelry item to be worn by a user that is activated remotely by an activation radio signal received by the transmitter unit receiver when the vital signs of the person fall below a certain threshold for allowing a transmitter to send out an emergency signal;
- the receiver unit including receiver unit software programmed with the transmitting frequency of the transmitter unit and a receiver unit transmitter for transmitting the activation radio signal;
- when activated, the transmitter unit transmitting a signal to an overhead satellite network which responds by triangulating on the received signal and which then transmits a coordinate signal to the receiver unit to instantly provide an operator of the receiver unit with the location of an individual wearing the transmitter unit.
2 more elements
Dependencies are inferred from the claim text.