IP Library › Granted Patent US 10,251,082
Granted Patent B2
US 10,251,082 · App. 15/971,372 · Granted Apr 2, 2019

Measurement configuring method and device for dual connectivity, measuring method and device for dual connectivity, scheduling method and device for dual connectivity, storage medium, base station and terminal

Inventors: Xiangxin Gu (Zhangjiang Shanghai, CN); Yun Deng (Zhangjiang Shanghai, CN); Wei Fan (Zhangjiang Shanghai, CN)
Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO. LTD.
H04W24/10H04J11/0086H04W76/15H04J2211/005H04W36/28
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Quick Facts
Patent No.
US 10,251,082
App. No.
15/971,372
Granted
Apr 2, 2019
Kind
B2
Abstract

Measurement configuring method and device for dual connectivity, measuring method and device for dual connectivity, scheduling method and device for dual connectivity, storage medium, base station and terminal are provided. The measurement configuring method includes: after an RRC connection is set up with a UE, a master base station sending master network measurement configuration to the UE; determining first secondary network measurement configuration for a secondary base station; sending to the secondary base station a dual connectivity configuration request which comprises the first secondary network measurement configuration; and receiving second secondary network measurement configuration and a secondary network measurement gap configured by the secondary base station, wherein the secondary network measurement gap is determined based on the first secondary network measurement configuration and the second secondary network measurement configuration. NR measurement may be executed with a shorter time period of service interruption without changing an LTE baseband circuit of UE.

Claims (21)

1. A measurement configuring method for dual connectivity, comprising:

after a Radio Resource Control (RRC) connection is set up with a user equipment (UE), a master base station in a master network sending master network measurement configuration to the UE;

determining first secondary network measurement configuration for a secondary base station in a secondary network;

sending to the secondary base station a dual connectivity configuration request which comprises the first secondary network measurement configuration;

receiving second secondary network measurement configuration and a secondary network measurement gap configured by the secondary base station, wherein the secondary network measurement gap is determined based on the first secondary network measurement configuration and the second secondary network measurement configuration; and

sending the second secondary network measurement configuration and the secondary network measurement gap to the UE.

2. The method according to claim 1 , wherein the secondary network measurement gap is determined based on a time gap required for the UE to execute measurement configured in the first secondary network measurement configuration and the second secondary network measurement configuration.

3. The method according to claim 1 , further comprising: determining a candidate secondary network measurement gap for the secondary base station, wherein the dual connectivity configuration request comprises the candidate secondary network measurement gap, and the secondary network measurement gap covers the candidate secondary network measurement gap.

4. A scheduling method for dual connectivity based on the method of claim 1 , comprising:

receiving feedback information from the UE, wherein the feedback information comprises a first group of serving cells whose connection with the UE is interrupted during a master network measurement gap and a second group of serving cells whose connection with the UE is interrupted during the secondary network measurement gap, and the master network measurement gap is determined after the RRC connection is set up; and

in response to the feedback information, scheduling the UE in serving cells other than the first group of serving cells during the master network measurement gap, and scheduling the UE in serving cells other than the second group of serving cells during the secondary network measurement gap.

5. A measurement configuring device for dual connectivity, being applied in a master base station in a master network and comprising:

a first sending circuitry, configured to: after a Radio Resource Control (RRC) connection is set up with a user equipment (UE), send master network measurement configuration to the UE;

a determining circuitry, configured to determine first secondary network measurement configuration for a secondary base station in a secondary network;

a second sending circuitry, configured to send to the secondary base station a dual connectivity configuration request which comprises the first secondary network measurement configuration; and

a first receiving circuitry, configured to receive second secondary network measurement configuration and a secondary network measurement gap configured by the secondary base station, wherein the secondary network measurement gap is determined based on the first secondary network measurement configuration and the second secondary network measurement configuration.

6. The device according to claim 5 , wherein the secondary network measurement gap is determined based on a time gap required for the UE to execute measurement configured in the first secondary network measurement configuration and the second secondary network measurement configuration.

7. The device according to claim 5 , wherein the determining circuitry is further configured to: determine a candidate secondary network measurement gap for the secondary base station, wherein the dual connectivity configuration request comprises the candidate secondary network measurement gap, and the secondary network measurement gap covers the candidate secondary network measurement gap.

8. A scheduling device for dual connectivity based on the device of claim 5 , comprising:

a third receiving circuitry, configured to receive feedback information from the UE, wherein the feedback information comprises a first group of serving cells whose connection with the UE is interrupted during a master network measurement gap and a second group of serving cells whose connection with the UE is interrupted during the secondary network measurement gap, and the master network measurement gap is determined after the RRC connection is set up; and

a scheduling circuitry, configured to: in response to the feedback information, schedule the UE in serving cells other than the first group of serving cells during the master network measurement gap, and schedule the UE in serving cells other than the second group of serving cells during the secondary network measurement gap.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 4, 2018
From: GU, XIANGXIN; DENG, YUN; FAN, WEI
To: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.
Reel/Frame 045718/0497 →
Priority Claims (1)
CN 2017 1 0311312 · May 5, 2017 · national
Continuity (1)
Related Publication 20180324624A1 · Nov 8, 2018