To reduce power consumption for all types of terminal device
A method of operating a terminal device and a plurality of network access nodes, wherein the method comprises: establishing first wake-up signalling configuration information for a first network access node; establishing second wake-up signalling configuration information for a second network access node; and monitoring for signalling transmitted by the first network access node in accordance with the first wake-up signalling format and monitoring for signalling transmitted by the second network access node in accordance with the second wake-up signalling format, and seeking to decode a subsequent paging message in response to detecting wake-up signalling in accordance with either the first wake-up signalling format or the second wake-up signalling format.
1. A method of operating a network access node in a wireless telecommunications system comprising a terminal device and a plurality of network access nodes, wherein the method comprises:
establishing first wake-up signalling configuration information, wherein the first wake-up signalling configuration information comprises an indication of a first wake-up signalling format to be transmitted in advance of transmitting a paging message;
establishing second wake-up signalling configuration information, wherein the second wake-up signalling configuration information comprises an indication of a second wake-up signalling format to be transmitted in advance of transmitting a paging message; and
transmitting to the terminal device an indication of the first and second wake-up signalling configuration information.
2. The method of claim 1 , wherein
establishing second wake-up signalling configuration information comprises receiving an indication of the second wake-up signalling configuration information from a second network access node.
3. The method of claim 1 , further comprising:
communicating an indication of the first wake-up signalling configuration information to a second network access node.
4. The method of claim 1 , wherein
the indication of the first and second wake-up signalling configuration information is transmitted to the terminal device in system information broadcast (SIB) signalling transmitted by the network access node.
5. The method of claim 1 , wherein
the indication of the first and second wake-up signalling configuration information is transmitted to the terminal device in radio resource control (RRC) signalling transmitted by the network access node.
6. The method of claim 1 , further comprising:
the network access node receiving from a mobile management entity for the wireless telecommunications system a paging request message for the terminal device, and transmitting wake-up signalling for the terminal device in accordance with the first wake-up signalling format and subsequently transmitting a paging message for the terminal device.
7. A network access node for use in a wireless telecommunications system comprising a terminal device and a plurality of network access nodes, wherein the network access node comprises:
circuitry configured to
establish first wake-up signalling configuration information, wherein the first wake-up signalling configuration information comprises an indication of a first wake-up signalling format to be transmitted in advance of transmitting a paging message;
establish second wake-up signalling configuration information, wherein the second wake-up signalling configuration information comprises an indication of a second wake-up signalling format to be transmitted in advance of transmitting a paging message; and
transmit to the terminal device an indication of the first and second wake-up signalling configuration information.
8. The network access node of claim 7 , wherein
the circuitry is configured to establish the second wake-up signalling configuration information based on an indication of the second wake-up signalling configuration received information from a second network access node.
9. The network access node of claim 7 , wherein
the circuitry is configured to communicate an indication of the first wake-up signalling configuration information to a second network access node.
10. The network access node of claim 7 , wherein
the circuitry is configured to transmit the indication of the first and second wake-up signalling configuration information to the terminal device in system information broadcast (SIB) signalling transmitted by the network access node.
11. The network access node of claim 7 , wherein
the circuitry is configured to transmit the indication of the first and second wake-up signalling configuration information to the terminal device in radio resource control (RRC) signalling transmitted by the network access node.
12. The network access node of claim 7 , wherein the circuitry is configured to:
receive, from a mobile management entity for the wireless telecommunications system a paging request message for the terminal device; and
transmit wake-up signalling for the terminal device in accordance with the first wake-up signalling format and subsequently transmit a paging message for the terminal device.
13. Circuitry for a network access node for use in a wireless telecommunications system comprising a terminal device and a plurality of network access nodes, wherein circuitry is configured to:
establish first wake-up signalling configuration information, wherein the first wake-up signalling configuration information comprises an indication of a first wake-up signalling format to be transmitted in advance of transmitting a paging message;
establish second wake-up signalling configuration information, wherein the second wake-up signalling configuration information comprises an indication of a second wake-up signalling format to be transmitted in advance of transmitting a paging message; and
transmit to the terminal device an indication of the first and second wake-up signalling configuration information.
14. The circuitry of claim 13 , wherein
the circuitry is configured to establish the second wake-up signalling configuration information based on an indication of the second wake-up signalling configuration received information from a second network access node.
15. The circuitry of claim 13 , wherein
the circuitry is configured to communicate an indication of the first wake-up signalling configuration information to a second network access node.
16. The circuitry of claim 13 , wherein
the circuitry is configured to transmit the indication of the first and second wake-up signalling configuration information to the terminal device in system information broadcast (SIB) signalling transmitted by the network access node.
17. The circuitry of claim 13 , wherein
the circuitry is configured to transmit the indication of the first and second wake-up signalling configuration information to the terminal device in radio resource control (RRC) signalling transmitted by the network access node.
18. The circuitry of claim 13 , wherein the circuitry is configured to:
receive, from a mobile management entity for the wireless telecommunications system a paging request message for the terminal device; and
transmit wake-up signalling for the terminal device in accordance with the first wake-up signalling format and subsequently transmit a paging message for the terminal device.