IP Library Granted Patent US 11,019,616
Granted Patent B2
US 11,019,616 · App. 16/164,763 · Granted May 25, 2021

Method and device in UE and network equipment for wireless communication

Inventors: Qi Jiang (Shanghai, CN); Xiaobo Zhang (Shanghai, CN)
Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
H04W72/044H04W68/02H04W4/70H04W48/10H04W48/16H04W64/00H04W76/40H04W88/02H04W92/10
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Quick Facts
Patent No.
US 11,019,616
App. No.
16/164,763
Granted
May 25, 2021
Kind
B2
Abstract

The present disclosure provides a method and a device in a User Equipment (UE) and a network equipment for wireless communication. The UE first determines a first time-frequency resource subset from a first time-frequency resource set, and then monitors a first radio signal in the first time-frequency resource subset; wherein location relevant information of the UE is used for determining the first time-frequency resource subset from the first time-frequency resource set, and the first radio signal includes paging relevant information. According to the present disclosure, a relationship is established between the time-frequency resources transmitting the paging relevant information of the UE and the location relevant information of the UE, thus, when a Non-Terrestrial Network (NTN) base station covers an enormous number of UEs, collision problems of paging information caused by the UEs all sharing one paging scheme are avoided and waste of receiving power of the UE is avoided.

Claims (44)

1. A method in a User Equipment (UE) for wireless communication, comprising:

receiving first information;

receiving second information;

determining a first time-frequency resource subset from a first time-frequency resource set; and

monitoring a first radio signal in the first time-frequency resource subset;

wherein location relevant information of the UE is used for determining the first time-frequency resource subset from the first time-frequency resource set, and the first radio signal comprises paging relevant information; and the first time-frequency resource set corresponds to all time-frequency resources, used to transmit paging information, of a transmitter of the first radio signal; the first information is transmitted through the target base station, the first information is used for determining the location relevant information of the UE; the location relevant information of the UE is a Tracking Area Code of the target base station, or a Tracking Area Identity of the target base station; the target base station being a terrestrial base station providing services for the UE; the transmitter of the first radio signal is an Non-Terrestrial Networks base station; the target base station and the Non-Terrestrial Networks base station are different; the second information indicates K first-type lists, the first time-frequency resource set comprises K candidate time-frequency resource subsets, the first time-frequency resource subset is one of the K candidate time-frequency resource subsets, and the K first-type lists correspond to the K candidate time-frequency resource subsets respectively; the location relevant information of the UE is related to a first list, and the first list is one of the K first-type lists; the location relevant information of the UE is used by the UE for determining the first list from the K first-type lists, and the first list is used by the UE for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

2. The method according to claim 1 , further comprising:

determining a second time-frequency resource subset; and

monitoring the first radio signal in the second time-frequency resource subset;

wherein the second time-frequency resource subset is unrelated to the location relevant information of the UE.

3. The method according to claim 1 , wherein a coverage area of the Non-Terrestrial base station is divided into K candidate areas, the UE is in a target area, the target area is one of the K candidate areas; the K candidate areas one-to-one correspond to the K first-type lists, each candidate area corresponds to a TAC or a TAI; the target area is used for determining the first list from the K first-type lists.

4. The method according to claim 1 , further comprising:

receiving third information;

wherein the third information is used for determining the first time-frequency resource set.

5. The method according to claim 1 , wherein the first time-frequency resource set comprises K candidate time-frequency resource subsets, and the first time-frequency resource subset is one of the K candidate time-frequency resource subsets; and the first time-frequency resource set is related to a first antenna port, and the location relevant information of the UE is used for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

6. A method in a network equipment for wireless communication, comprising:

transmitting second information;

determining a first time-frequency resource subset from a first time-frequency resource set; and

transmitting a first radio signal in the first time-frequency resource subset, or transmitting a first radio signal in a second time-frequency resource subset;

wherein the first time-frequency resource set comprises the first time-frequency resource subset, a receiver of the first radio signal comprises a first terminal, location relevant information of the first terminal is used by the first terminal for determining the first time-frequency resource subset from the first time-frequency resource set, and the first radio signal comprises paging relevant information; and the first time-frequency resource set corresponds to all time-frequency resources, used to transmit paging information, of the network equipment; first information is transmitted through a target base station, the first information is used for determining the location relevant information of the first terminal; the location relevant information of the first terminal is a Tracking Area Code of the target base station, or a Tracking Area Identity of the target base station; the target base station being a terrestrial base station providing services for the first terminal; the network equipment is an Non-Terrestrial Networks base station; the target base station and the Non-Terrestrial Networks base station are different the second information indicates K first-type lists, the first time-frequency resource set comprises K candidate time-frequency resource subsets, the first time-frequency resource subset is one of the K candidate time-frequency resource subsets, and the K first-type lists correspond to the K candidate time-frequency resource subsets respectively; the location relevant information of the first terminal is related to a first list, and the first list is one of the K first-type lists; the location relevant information of the first terminal is used by the first terminal for determining the first list from the K first-type lists, and the first list is used by the first terminal for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

7. The method according to claim 6 , further comprising:

determining a second time-frequency resource subset; and

wherein the second time-frequency resource subset is unrelated to the location relevant information of the first terminal.

8. The method according to claim 6 , wherein a coverage area of the network equipment is divided into K candidate areas, the first terminal is in a target area, the target area is one of the K candidate areas; the K candidate areas one-to-one correspond to the K first-type lists, each candidate area corresponds to a TAC or a TAI; the target area is used for determining the first list from the K first-type lists.

9. The method according to claim 6 , further comprising:

transmitting third information;

wherein the third information is used for determining the first time-frequency resource set.

10. The method according to claim 6 , wherein the first time-frequency resource set comprises K candidate time-frequency resource subsets, and the first time-frequency resource subset is one of the K candidate time-frequency resource subsets; and the first time-frequency resource set is related to a first antenna port, and the location relevant information of the first terminal is used for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

11. A UE for wireless communication, comprising:

a first receiver module, to receives first information, to receive second information, to determine a first time-frequency resource subset from a first time-frequency resource set; and

a second receiver module, to monitor a first radio signal in the first time-frequency resource sub set;

wherein location relevant information of the UE is used for determining the first time-frequency resource subset from the first time-frequency resource set, and the first radio signal comprises paging relevant information; and the first time-frequency resource set corresponds to all time-frequency resources, used to transmit paging information, of a transmitter of the first radio signal; the first information is transmitted through the target base station, the first information is used for determining the location relevant information of the UE; the location relevant information of the UE is a Tracking Area Code of the target base station, or a Tracking Area Identity of the target base station; the target base station being a terrestrial base station providing services for the UE; the transmitter of the first radio signal is an Non-Terrestrial Networks base station; the target base station and the Non-Terrestrial Networks base station are different the second information indicates K first-type lists, the first time-frequency resource set comprises K candidate time-frequency resource subsets, the first time-frequency resource subset is one of the K candidate time-frequency resource subsets, and the K first-type lists correspond to the K candidate time-frequency resource subsets respectively; the location relevant information of the UE is related to a first list, and the first list is one of the K first-type lists; the location relevant information of the UE is used by the UE for determining the first list from the K first-type lists, and the first list is used by the UE for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

12. The UE according to claim 11 , wherein the first receiver module further determines a second time-frequency resource subset, and the second receiver module further monitors the first radio signal in the second time-frequency resource subset; and the second time-frequency resource subset is unrelated to the location relevant information of the UE.

13. The UE according to claim 11 , wherein a coverage area of the Non-Terrestrial base station is divided into K candidate areas, the UE is in a target area, the target area is one of the K candidate areas; the K candidate areas one-to-one correspond to the K first-type lists, each candidate area corresponds to a TAC or a TAI; the target area is used for determining the first list from the K first-type lists.

14. The UE according to claim 11 , wherein the first receiver module further receives third information; the third information is used for determining the first time-frequency resource set.

15. The UE according to claim 11 , wherein the first time-frequency resource set comprises K candidate time-frequency resource subsets, and the first time-frequency resource subset is one of the K candidate time-frequency resource subsets; and the first time-frequency resource set is related to a first antenna port, and the location relevant information of the UE is used for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

16. A network equipment for wireless communication, comprising:

a first transmitter module, to transmit second information, to determine a first time-frequency resource subset from a first time-frequency resource set; and

a second transmitter module, to transmit a first radio signal in the first time-frequency resource subset, or transmit a first radio signal in a second time-frequency resource subset;

wherein the first time-frequency resource set comprises the first time-frequency resource subset, a receiver of the first radio signal comprises a first terminal, location relevant information of the first terminal is used for determining the first time-frequency resource subset from the first time-frequency resource set, and the first radio signal comprises paging relevant information; and the first time-frequency resource set corresponds to all time-frequency resources, used to transmit paging information, of the network equipment; first information is transmitted through a target base station, the first information is used for determining the location relevant information of the first terminal; the location relevant information of the first terminal is a Tracking Area Code of the target base station, or a Tracking Area Identity of the target base station; the target base station is a terrestrial base station providing services for the first terminal; the target base station is a terrestrial base station providing services for the first terminal; the network equipment is an Non-Terrestrial Networks base station; the target base station and the Non-Terrestrial Networks base station are different the second information indicates K first-type lists, the first time-frequency resource set comprises K candidate time-frequency resource subsets, the first time-frequency resource subset is one of the K candidate time-frequency resource subsets, and the K first-type lists correspond to the K candidate time-frequency resource subsets respectively; the location relevant information of the first terminal is related to a first list, and the first list is one of the K first-type lists; the location relevant information of the first terminal is used by the first terminal for determining the first list from the K first-type lists, and the first list is used by the first terminal for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

17. The network equipment according to claim 16 , wherein the first transmitter module further determines a second time-frequency resource subset; and the second time-frequency resource subset is unrelated to the location relevant information of the first terminal.

18. The network equipment according to claim 16 , wherein a coverage area of the network equipment is divided into K candidate areas, the first terminal is in a target area, the target area is one of the K candidate areas; the K candidate areas one-to-one correspond to the K first-type lists, each candidate area corresponds to a TAC or a TAI; the target area is used for determining the first list from the K first-type lists.

19. The network equipment according to claim 16 , wherein the first transmitter module further transmits third information; the third information is used for determining the first time-frequency resource set.

20. The network equipment according to claim 16 , wherein the first time-frequency resource set comprises K candidate time-frequency resource subsets, and the first time-frequency resource subset is one of the K candidate time-frequency resource subsets; and the first time-frequency resource set is related to a first antenna port, and the location relevant information of the first terminal is used for determining the first time-frequency resource subset from the K candidate time-frequency resource subsets.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 28, 2025
From: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
To: APOGEE NETWORKS, LLC
Reel/Frame 071083/0872 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 18, 2018
From: ZHANG, XIAOBO; JIANG, QI
To: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
Reel/Frame 047224/0084 →
Priority Claims (2)
CN 201710988315.5 · Oct 21, 2017 · national
CN 201810775700.6 · Jul 16, 2018 · national
Continuity (1)
Related Publication 20190124636A1 · Apr 25, 2019
Cited By (1)
US 12,408,099