Systems and methods for accommodating flexibility in sensing transmissions
Systems and methods for accommodating flexibility in sensing transmissions are provided. Wi-Fi sensing systems include sensing devices and remote devices configured to communicate through radio-frequency signals. Initially, a sensing device transmits a sensing configuration message to a remote device. The sensing device receives a sensing configuration response message in response to the sensing configuration message. In an example, the sensing configuration response message may include a transmission capability indication associated with the remote device. The transmission capability indication includes a flexibility indication that the remote device supports flexibility.
1. A method for Wi-Fi sensing, the method comprising:
transmitting, via at least one transmitting antenna of a sensing initiator device, a sensing measurement setup request frame to a sensing responder to request a sensing measurement setup to be used in corresponding sensing measurement instances of a WLAN sensing session for performing sensing measurements on one or more sensing transmissions to monitor motion within a sensing space, the sensing measurement setup request frame including a requested sensing measurement parameters element;
receiving, via at least one receiving antenna of the sensing initiator device, a sensing measurement setup response frame, wherein the sensing measurement setup response frame includes one or more of a transmission capability indication associated with the sensing responder device indicating whether the sensing responder can participate in the corresponding sensing measurement instances and a delivered sensing measurement parameters element for use in the corresponding sensing measurement instances; and
transmitting, via the at least one transmitting antenna of the sensing initiator device, or receiving, via the at least one receiving antenna of the sensing initiator device, a first frame of a first corresponding sensing measurement instance configured in accordance with the sensing measurement setup response frame.
2. The method of claim 1 , wherein the requested sensing measurement parameters element includes a plurality of requested transmission parameters to be used for one or more sensing transmissions from the sensing responder device.
3. The method of claim 2 , wherein the requested sensing measurement parameters element includes a plurality of fields indicating that respective ones of the plurality of requested transmission parameters may be adjusted.
4. The method of claim 2 , wherein the plurality of requested transmission parameters include one or more of:
a frequency band parameter,
a bandwidth parameter,
a channel parameter,
a training field parameter,
an index identifying a predefined steering matrix configuration, and
a steering matrix configuration.
5. The method of claim 1 , wherein the delivered sensing measurement parameters element includes a plurality of delivered transmission parameters to be used for one or more sensing transmissions from the sensing responder device.
6. The method of claim 5 , wherein the delivered sensing measurement parameters element includes a plurality of fields indicating that respective ones of the plurality of delivered transmission parameters have been adjusted.
7. The method of claim 5 , wherein the delivered sensing measurement parameters element includes a plurality of fields indicating that respective ones of the plurality of delivered transmission parameters may be adjusted.
8. The method of claim 5 , wherein the plurality of delivered transmission parameters includes one or more of:
a frequency band parameter,
a bandwidth parameter,
a channel parameter,
a training field parameter,
a timing configuration,
an index identifying a predefined steering matrix configuration, and
a steering matrix configuration.
9. The method of claim 1 , wherein one or more of the sensing measurement setup request frame and the sensing measurement setup response frame are implemented as an IEEE 802.11 Action frame.
10. The method of claim 4 , wherein the index identifying the predefined steering matrix configuration configures a spatial stream to be applied to corresponding sensing measurement instances by the sensing responder device.
11. The method of claim 8 , wherein the index identifying the predefined steering matrix configuration configures a spatial stream to be applied to corresponding sensing measurement instances by the sensing responder device.
12. A method for Wi-Fi sensing, the method comprising:
receiving, via at least one receiving antenna of a sensing responder device, a sensing measurement setup request frame requesting a sensing measurement setup to be used in corresponding sensing measurement instances of a WLAN sensing session for performing sensing measurements on one or more sensing transmissions to monitor motion within a sensing space, the sensing measurement setup request frame including a requested sensing measurement parameters element; and
transmitting, via at least one transmitting antenna of the sensing responder device, a sensing measurement setup response frame, wherein the sensing measurement setup response frame includes one or more of a transmission capability indication associated with the sensing responder device indicating whether the sensing responder can participate in the corresponding sensing measurement instances and a delivered sensing measurement parameters element for use in the corresponding sensing measurement instances; and
transmitting, via the at least one transmitting antenna of the sensing responder device, or receiving, via the at least one receiving antenna of the sensing responder device, a first frame of a first corresponding sensing measurement instance configured in accordance with the sensing measurement setup response frame.
13. A system for Wi-Fi sensing, comprising:
a sensing initiator device having at least one transmitting antenna, at least one receiving antenna, and at least one processor, the at least one processor configured for:
transmitting, via the at least one transmitting antenna, a sensing measurement setup request frame to a sensing responder to request a sensing measurement setup to be used in corresponding sensing measurement instances of a WLAN sensing session for performing sensing measurements on one or more sensing transmissions to monitor motion within a sensing space, the sensing measurement setup request frame including a requested sensing measurement parameters element; and
receiving, via the at least one receiving antenna, a sensing measurement setup response frame, wherein the sensing measurement setup response frame includes one or more of a transmission capability indication associated with the sensing responder device indicating whether the sensing responder can participate in the corresponding sensing measurement instances and a delivered sensing measurement parameters element for use in the corresponding sensing measurement instances; and
transmitting, via the at least one transmitting antenna of the sensing initiator device, or receiving, via the at least one receiving antenna of the sensing initiator device, a first frame of a first corresponding sensing measurement instance configured in accordance with the sensing measurement setup response frame.
14. The system of claim 13 , wherein the requested sensing measurement parameters element includes a plurality of requested transmission parameters to be used for one or more sensing transmissions from the sensing responder device.
15. The system of claim 14 , wherein the requested sensing measurement parameters element includes a plurality of fields indicating that respective ones of the plurality of requested transmission parameters may be adjusted.
16. The system of claim 14 , wherein the plurality of requested transmission parameters include one or more of:
a frequency band parameter,
a bandwidth parameter,
a channel parameter,
a training field parameter,
an index identifying a predefined steering matrix configuration, and
a steering matrix configuration.
17. The system of claim 13 , wherein the delivered sensing measurement parameters element includes a plurality of delivered transmission parameters to be used for one or more sensing transmissions from the sensing responder device.
18. The system of claim 17 , wherein the delivered sensing measurement parameters element includes a plurality of fields indicating that respective ones of the plurality of delivered transmission parameters have been adjusted.
19. The system of claim 17 , wherein the delivered sensing measurement parameters element includes a plurality of fields indicating that respective ones of the plurality of delivered transmission parameters may be adjusted.
20. The system of claim 17 , wherein the plurality of delivered transmission parameters includes one or more of:
a frequency band parameter,
a bandwidth parameter,
a channel parameter,
a training field parameter,
a timing configuration,
an index identifying a predefined steering matrix configuration, and
a steering matrix configuration.
21. The system of claim 13 , wherein one or more of the sensing measurement setup request frame and the sensing measurement setup response frame are implemented as an IEEE 802.11 Action frame.
22. The system of claim 16 , wherein the index identifying the predefined steering matrix configuration configures a spatial stream to be applied to corresponding sensing measurement instances by the sensing responder device.
23. The system of claim 20 , wherein the index identifying the predefined steering matrix configuration configures a spatial stream to be applied to corresponding sensing measurement instances by the sensing responder device.
24. A system for Wi-Fi sensing comprising:
a sensing responder device having at least one receiving antenna, at least one transmitting antenna, and at least one processor, the at least one processor configured for:
receiving, via the at least one receiving antenna, a sensing measurement setup request frame requesting a sensing measurement setup to be used in corresponding sensing measurement instances of a WLAN sensing session for performing sensing measurements on one or more sensing transmissions to monitor motion within a sensing space, the sensing measurement setup request frame including a requested sensing measurement parameters element; and
transmitting, via the at least one transmitting antenna, a sensing measurement setup response frame, wherein the sensing measurement setup response frame includes one or more of a transmission capability indication associated with the sensing responder device indicating whether the sensing responder can participate in the corresponding sensing measurement instances and a delivered sensing measurement parameters element for use in the corresponding sensing measurement instances; and
transmitting, via the at least one transmitting antenna of the sensing responder device, or receiving, via the at least one receiving antenna of the sensing responder device, a first frame of a first corresponding sensing measurement instance configured in accordance with the sensing measurement setup response frame.