Ultrasonic network for wearable devices
First Claim
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1. A system for transmitting data ultrasonically among wearable devices comprising:
- a network comprising a plurality of nodes, at least a portion of the nodes wearable by a user, each of the wearable nodes including a wearable sensor or a wearable actuator; and
a first node of the plurality of nodes comprising;
a communication unit comprising an ultrasonic transceiver to transmit and receive in-air ultrasonic signals;
a processing unit in communication with the communication unit to receive signals from and transmit signals to the communication unit, the processing unit including one or more processors and memory; and
a protocol stack disposed within the processing unit, the protocol stack comprising a plurality of layers through which a data packet is transmitted to enable ultrasonic communication among the plurality of nodes, wherein the protocol stack includes a physical layer, a data link layer, a network layer, and an application layer.
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Abstract
An ultrasonic communication system and method provide a networking framework for wearable devices based on ultrasonic communications. The ultrasonic communication system and method incorporate a set of physical, data link, network and application layer functionalities that can flexibly adapt to application and system requirements to efficiently distribute information between ultrasonic wearable devices.
29 Citations
25 Claims
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1. A system for transmitting data ultrasonically among wearable devices comprising:
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a network comprising a plurality of nodes, at least a portion of the nodes wearable by a user, each of the wearable nodes including a wearable sensor or a wearable actuator; and
a first node of the plurality of nodes comprising;a communication unit comprising an ultrasonic transceiver to transmit and receive in-air ultrasonic signals; a processing unit in communication with the communication unit to receive signals from and transmit signals to the communication unit, the processing unit including one or more processors and memory; and a protocol stack disposed within the processing unit, the protocol stack comprising a plurality of layers through which a data packet is transmitted to enable ultrasonic communication among the plurality of nodes, wherein the protocol stack includes a physical layer, a data link layer, a network layer, and an application layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A method for transmitting data ultrasonically among wearable devices comprising:
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providing a node comprising; a communication unit comprising an ultrasonic transceiver to transmit and receive in-air ultrasonic signals, and a processing unit in communication with the communication unit, comprising one or more processors and memory, and a protocol stack comprising a plurality of layers through which a data packet is transmitted to enable ultrasonic communication among the plurality of nodes; coding or decoding a data packet by transmission through the layers of the protocol stack within the processing unit, wherein the protocol stack includes a physical layer, a data link layer, a network layer, and an application layer; and transmitting an ultrasonic signal to or receiving an ultrasonic signal from another node.
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Specification