LIQUID CONSUMPTION TRACKER
First Claim
1. A sensor operative to track changes in a liquid level of a hand-held liquid container, the sensor comprising:
- an liquid-level sensor configured to indicate a liquid level of a liquid in a hand-held liquid container;
a radio transmitter; and
a processor configured to draw power from a portable power source, receive liquid-level indications from the ultrasonic liquid-level sensor, and cause the radio transmitter to transmit data indicative of changes in the liquid level.
1 Assignment
0 Petitions
Accused Products
Abstract
Provided is a sensor operative to track changes in a liquid level of a hand-held liquid container, the sensor comprising: an ultrasonic liquid-level sensor configured to indicate a liquid level of a liquid in a hand-held liquid container, wherein the ultrasonic liquid-level sensor is capable of indicating the liquid level when the surface of the liquid is less than 20 centimeters away from the ultrasonic liquid-level sensor; a radio transmitter; and a processor configured to draw power from a portable power source, receive liquid-level indications from the ultrasonic liquid-level sensor, and cause the radio transmitter to transmit data indicative of changes in the liquid level.
97 Citations
23 Claims
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1. A sensor operative to track changes in a liquid level of a hand-held liquid container, the sensor comprising:
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an liquid-level sensor configured to indicate a liquid level of a liquid in a hand-held liquid container; a radio transmitter; and a processor configured to draw power from a portable power source, receive liquid-level indications from the ultrasonic liquid-level sensor, and cause the radio transmitter to transmit data indicative of changes in the liquid level. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23)
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Specification