The present application relates to the field of wireless communications, and in particular to a relay device selection method and device, and a computer storage medium, which are used for selecting a relay device for a remote device. In the embodiments of the present application, a remote device determines channel quality information of a first sidelink between the remote device and at least one candidate relay device and channel quality information of a second sidelink therebetween, and selects a relay device to be used from among the at least one candidate relay device according to the channel quality information of the first sidelink corresponding to the candidate relay device and the channel quality information of the second sidelink corresponding thereto.

A method of performing radio link recovery between a first and second wireless device in a sidelink multi-hop network, the method including: at a third wireless device: receiving a communication resume request message from the first wireless device; relaying the communication resume request message received from the first wireless device; receiving, from the second wireless device that received the relayed communication resume request message, a communication resume confirmation message; and relaying the communication resume confirmation message from the second device to the first device to establish a multi-hop connection between the first device and the second device via the third device.

A method of performing radio link recovery between a first and second wireless device in a sidelink multi-hop network, the method including: at a third wireless device: receiving a communication resume request message from the first wireless device; relaying the communication resume request message received from the first wireless device; receiving, from the second wireless device that received the relayed communication resume request message, a communication resume confirmation message; and relaying the communication resume confirmation message from the second device to the first device to establish a multi-hop connection between the first device and the second device via the third device.

A transmitting user equipment comprising: means for generating assistance information for a network node. The network node provides a grant of resources for sidelink communications between the transmitting and at least one receiving user equipment. The receiving user equipment is configured to operate in a discontinuous reception mode comprising a discontinuous reception cycle with an active time and an inactive time. The assistance information comprises a plurality of elements indicative of characteristics of the sidelink communications and at least one of the plurality of elements comprises an indication of the discontinuous reception mode of the receiving user equipment.

The embodiments of the present application relate to the technical field of wireless communications, and provide a device-to-device relay processing method, device and apparatus, and a storage medium, which are used for implementing an activation or deactivation function of the device-to-device relay. Said method comprises: according to channel quality information of a direct link between a first device and at least two second devices, the first device determining a processing manner of the first device for a device-to-device relay function, the processing manner comprising activating the device-to-device relay function or deactivating the device-to-device relay function.

Provided are a QoS control method and apparatus, and a readable storage medium. A source UE sends request information to a target UE according to the triggering of an application, wherein the request information comprises QoS information of service data that is transmitted between the source UE and the target UE; and when receiving the request information issued by the source UE to the target UE, a relay UE can obtain QoS information of the service data that is transmitted between the source UE and the relay UE, and QoS information of the service data that is transmitted between the relay UE and the target UE.

Embodiments of this application disclose a pairing method applied to a short-range communication system and a wireless device in the field of wireless communication. The method includes: obtaining, by a first wireless device, a first password, where the first password is shared by the first wireless device and a second wireless device; and pairing, by the first wireless device, with the second wireless device based on a password-based authenticated key exchange (PAKE) protocol and by using the first password as an encryption password in a key exchange process.

Embodiments of this application disclose a pairing method applied to a short-range communication system and a wireless device in the field of wireless communication. The method includes: obtaining, by a first wireless device, a first password, where the first password is shared by the first wireless device and a second wireless device; and pairing, by the first wireless device, with the second wireless device based on a password-based authenticated key exchange (PAKE) protocol and by using the first password as an encryption password in a key exchange process.

Techniques are provided for utilizing sidelink communications in response to a timing source outage. An example method for utilizing sidelink communications in response to a timing source outage according to the disclosure includes detecting the timing source outage associated with a first node, determining a second node experiencing a loss of services due to least in part on the timing source outage in the first node, determining a third node with a valid timing source, determining one or more relay nodes based at least in part on a location of the second node and a location of the third node, and providing one or more services to the second node via the one or more relay nodes.

Techniques are provided for utilizing sidelink communications in response to a timing source outage. An example method for utilizing sidelink communications in response to a timing source outage according to the disclosure includes detecting the timing source outage associated with a first node, determining a second node experiencing a loss of services due to least in part on the timing source outage in the first node, determining a third node with a valid timing source, determining one or more relay nodes based at least in part on a location of the second node and a location of the third node, and providing one or more services to the second node via the one or more relay nodes.