Systems and methods for Wi-Fi sensing
AssigneeCognitive Systems Corp.
InventorsChris Beg, Mohammad Omer
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Abstract
Systems and methods for Wi-Fi sensing are provided. Wi-Fi sensing systems include sensing devices and remote devices configured to communicate through radio-frequency signals. Sensing devices and remote devices are configured to communicate with one another to establish sensing transmission configurations through established protocols. Sensing devices described herein are configured to provide Wi-Fi sensing measurements based on the reception of messages transmitted from remote devices according to established configurations.
Claims29
A system configured for Wi-Fi sensing, the system comprising:
- a sensing initiator including at least one transmitting antenna, at least one receiving antenna, and at least one processor, wherein the at least one processor is configured to execute instructions to:
- cause the at least one transmitting antenna to transmit a message to a sensing responder, wherein the message includes a requested transmission configuration including requested transmission parameters;
- receive, via the at least one receiving antenna, a sensing response null data PPDU (NDP) from the sensing responder transmitted in response to the message, wherein a configuration of the sensing response NDP is in accordance with the requested transmission configuration;
- and
- generate a sensing measurement indicative of presence or motion in a sensing space based on the sensing response NDP transmitted in accordance with the requested transmission configuration.
A method for Wi-Fi sensing, the method comprising:
- transmitting, via at least one transmitting antenna of a sensing initiator and to a sensing responder, a message including a requested transmission configuration including requested transmission parameters;
- receiving, via at least one receiving antenna of the sensing initiator, a sensing response null data PPDU (NDP) from the sensing responder transmitted in response to the message, wherein the configuration of the sensing response NDP is in accordance with the requested transmission configuration;
- and
- generating a sensing measurement indicative of presence or motion in a sensing space based on the sensing response NDP transmitted in accordance with the requested transmission configuration.
A system configured for Wi-Fi sensing, the system comprising:
- a sensing initiator including at least one transmitting antenna, at least one receiving antenna, and at least one processor, wherein the at least one processor is configured to execute instructions to:
- cause the at least one transmitting antenna to transmit a sensing response announcement to a sensing responder, wherein the sensing response announcement includes a requested transmission configuration including requested transmission parameters;
- transmit, via the at least one transmitting antenna, a sensing response null data PPDU (NDP) in accordance with the requested transmission configuration to the sensing responder, wherein the sensing response NDP is configured for use by the sensing responder to perform sensing measurements indicative of presence or motion in a sensing space;
- and
- receive, via the at least one receiving antenna, the sensing measurements based on the sensing response NDP from the sensing responder.
A method for Wi-Fi sensing, the method comprising:
- transmitting, via at least one transmitting antenna of a sensing initiator and to a sensing responder, a sensing response announcement including a requested transmission configuration including requested transmission parameters;
- transmitting, via at least one transmitting antenna of the sensing initiator, a sensing response null data PPDU (NDP) in accordance with the requested transmission configuration to the sensing responder, wherein the sensing response NDP is configured for use by the sensing responder to perform sensing measurements indicative of presence or motion in a sensing space;
- and
- receiving, via the at least one receiving antenna, the sensing measurements based on the sensing response NDP from the sensing responder.
Dependencies are inferred from the claim text.