CN-122002603-A - Method, system and apparatus for simultaneous reception of non-primary channel access

Abstract

Methods, apparatus, and systems provide a recovery mechanism for simultaneous reception of non-primary channel accesses. In the context of a method, the method includes transmitting a first message via a first primary channel associated with a basic service set, the first message including first information indicating a first capability of a device to communicate via a non-primary channel access, and receiving a second message from a second device via the first primary channel in response to the first message, the second message including second information indicating a second capability of the second device to communicate via the non-primary channel access.

Inventors

• S. tararico
• M. Liubogoshev
• O. Chistyakov
• RANTALA ENRICO
• E. Genz
• K.F. Doppler
• B. Dezfuli
• K. JOHNSON
• Li Zhoujiong
• P. Valshny
• O. O. Mutgen
• M. COSTA
• M. Caslin

Assignees

• 诺基亚技术有限公司

Dates

Publication Date

20260508

Application Date

20251106

Priority Date

20241108

Claims (20)

1. 1. An apparatus for communication, comprising: At least one processor, and At least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to: transmitting a first message via a first primary channel associated with a basic service set, the first message including first information indicating a first capability of the device to communicate via non-primary channel access, and In response to the first message, a second message is received from a second device via the first primary channel, the second message including second information indicating a second capability of the second device to communicate via the non-primary channel access.
2. 2. The apparatus of claim 1, wherein the instructions, when executed by the at least one processor, cause the apparatus to: third information indicating enablement of the first capability at the device is transmitted.
3. 3. The apparatus of claim 2, wherein to transmit the third information, the instructions, when executed by the at least one processor, cause the apparatus to: Transmitting a message comprising the third information on a plurality of time domain resources, wherein a first one or more of the plurality of time domain resources is associated with the transmission of the third information, and wherein a second one or more of the plurality of time domain resources is associated with a handoff from the first primary channel to at least one primary channel associated with the non-primary channel access.
4. 4. The apparatus of claim 1, wherein the instructions, when executed by the at least one processor, cause the apparatus to: based at least in part on the second capability, a third message is transmitted indicating activation of the non-primary channel access for communication between the device and the second device.
5. 5. The apparatus of claim 4, wherein the third message indicates at least one of an indication of a second primary channel for the non-primary channel access, an indication of an operating bandwidth associated with the second primary channel, or an indication of a center frequency associated with the second primary channel.
6. 6. The apparatus of claim 1, wherein the instructions, when executed by the at least one processor, cause the apparatus to: At least one of carrier sensing or packet detection is performed on the first primary channel and at least one primary channel associated with the non-primary channel access based at least in part on the first capability.
7. 7. The apparatus of claim 1, wherein the instructions, when executed by the at least one processor, cause the apparatus to: A fourth message is transmitted to the second device via a second primary channel associated with the non-primary channel access based at least in part on the second capability.
8. 8. The apparatus of claim 7, wherein the instructions, when executed by the at least one processor, cause the apparatus to: A transmission bandwidth for the transmission of the fourth message via the second primary channel is selected based at least in part on one or more criteria.
9. 9. The apparatus of claim 1, wherein the instructions, when executed by the at least one processor, cause the apparatus to: transmitting third information indicating disabling of the first capability at the device, and A message is transmitted on the first primary channel based at least in part on the disabling.
10. 10. The apparatus of any of claims 1-9, wherein the first capability comprises a capability of the apparatus to perform packet detection concurrently on the first primary channel and at least one channel associated with the non-primary channel access, and wherein the second capability comprises a capability of the second apparatus to perform packet detection concurrently on the first primary channel and the at least one channel associated with the non-primary channel access.
11. 11. An apparatus for communication, comprising: At least one processor, and At least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to: Receiving a first message from a second device via a first primary channel associated with a basic service set, the first message including first information indicating a first capability of the second device to communicate via non-primary channel access, and In response to the first message, transmitting a second message to the second device via the first primary channel, the second message including second information indicating a second capability of the device to communicate via the non-primary channel access.
12. 12. The apparatus of claim 11, wherein the instructions, when executed by the at least one processor, cause the apparatus to: Third information indicating enablement of the first capability at the second device is received.
13. 13. The apparatus of claim 12, wherein to receive the third information, the instructions, when executed by the at least one processor, cause the apparatus to: Receiving a message comprising the third information on a plurality of time domain resources, wherein a first one or more of the plurality of time domain resources is associated with the reception of the third information, and wherein a second one or more of the plurality of time domain resources is associated with a handoff from the first primary channel to at least one primary channel associated with the non-primary channel access.
14. 14. The apparatus of claim 11, wherein the instructions, when executed by the at least one processor, cause the apparatus to: Based at least in part on the second capability, a third message is received indicating activation of the non-primary channel access for communication between the device and the second device.
15. 15. The apparatus of claim 11, wherein the instructions, when executed by the at least one processor, cause the apparatus to: Performing at least one of carrier sensing or packet detection on the first primary channel and a second primary channel associated with the non-primary channel access based at least in part on the second capability, and Based at least in part on the at least one of the carrier sense or packet detection, it is determined to use the first primary channel or the second primary channel to communicate with the second device.
16. 16. The apparatus of claim 11, wherein the instructions, when executed by the at least one processor, cause the apparatus to: A fourth message is received from the second device via a second primary channel associated with the non-primary channel access based at least in part on the second capability.
17. 17. The apparatus of claim 16, wherein the instructions, when executed by the at least one processor, cause the apparatus to: A transmission bandwidth for the transmission of the fourth message via the second primary channel is determined based at least in part on one or more criteria.
18. 18. The apparatus of claim 11, wherein the instructions, when executed by the at least one processor, cause the apparatus to: receiving third information indicating a disabling of the first capability at the second device, and A message is received on the first primary channel based at least in part on the disabling.
19. 19. The apparatus of any of claims 11-18, wherein the first capability comprises a capability of the second apparatus to perform packet detection concurrently on the first primary channel and at least one channel associated with the non-primary channel access, and wherein the second capability comprises a capability of the apparatus to perform packet detection concurrently on the first primary channel and the at least one channel associated with the non-primary channel access.
20. 20. A method for communication, comprising: Receiving a first message via a first primary channel associated with a basic service set, the first message including first information indicating a first capability of the device to communicate via non-primary channel access, and In response to the first message, transmitting a second message to the device via the first primary channel, the second message including second information indicating a second capability of the first device to communicate via the non-primary channel access.

Description

Method, system and apparatus for simultaneous reception of non-primary channel access Technical Field Aspects of the present disclosure relate generally to techniques for non-primary channel access (NPCA), and more particularly to a framework for simultaneous reception of NPCA. Background A wireless communication network, such as a wireless fidelity (Wi-Fi) network, may support delay-sensitive applications at Wi-Fi Stations (STAs). Some such applications include Virtual Reality (VR) applications, mixed Reality (MR) applications, and augmented reality (XR) applications. In some cases, reliability and non-deterministic channel access (such as for broadband transmission) may limit the performance of delay-sensitive applications. Disclosure of Invention Methods, apparatus, and systems for non-primary channel access (NPCA) are disclosed. In this regard, the methods, apparatus, and systems are configured to support a framework for simultaneous reception by NPCA. For example, methods, apparatus, and systems are configured to support exchange of NPCA information between NPCA-enabled devices. By providing for the exchange of NPCA information between NPCA-enabled devices, the methods, apparatus, and systems may reduce latency and improve performance of wireless communications in a network. In at least one example embodiment, an apparatus is provided that includes at least one processor and at least one memory including computer program code (e.g., instructions) configured to, with the at least one processor, cause the apparatus at least to transmit a first message via a first primary channel associated with a basic service set, the first message including first information indicating a first capability of the apparatus to communicate via a non-primary channel access, and receive, in response to the first message, a second message via the first primary channel from a second apparatus, the second message including second information indicating a second capability of the second apparatus to communicate via the non-primary channel access. In at least one example embodiment, the instructions, when executed by the at least one processor, cause the apparatus to transmit third information indicating enablement of the first capability at the apparatus. In at least one example embodiment, to transmit third information, the instructions, when executed by the at least one processor, cause the apparatus to transmit a message comprising the third information on a plurality of time domain resources, wherein a first one or more of the plurality of time domain resources is associated with transmission of the third information, and wherein a second one or more of the plurality of time domain resources is associated with a handoff from the first primary channel to at least one primary channel associated with non-primary channel access. In at least one example embodiment, the number of time domain resources included in the second one or more time domain resources is based at least in part on the second capability. In at least one example embodiment, the instructions, when executed by the at least one processor, cause the apparatus to receive, in response to the third information, fourth information indicating at least one of an acknowledgement of enablement of the first capability, one or more candidate primary channel sets for non-primary channel access, or a capability to detect packets on both the first primary channel and at least one channel associated with non-primary channel access. In at least one example embodiment, the transmission of the third information is based at least in part on at least one of a number of devices associated with the basic service set that have the capability to communicate via the non-primary channel access, the capability of the device or the second device to support a threshold bandwidth associated with the non-primary channel access, or a determination that one or more devices associated with the basic service set are to communicate via the non-primary channel access. In at least one example embodiment, the instructions, when executed by the at least one processor, cause the apparatus to transmit a third message indicating activation of non-primary channel access for communication between the apparatus and the second apparatus based at least in part on the second capability. In at least one example embodiment, the third message indicates at least one of an indication of a second primary channel for non-primary channel access, an indication of an operating bandwidth associated with the second primary channel, or an indication of a center frequency associated with the second primary channel. In at least one example embodiment, the instructions, when executed by at least one processor, cause an apparatus to perform at least one of carrier sensing or packet detection on a first primary channel and at least one primary channel associated with non-primary channel access based at least in part on a first ca