IP Library Granted Patent US 11,297,523
Granted Patent B2
US 11,297,523 · App. 16/937,717 · Granted Apr 5, 2022

Measurement method and measurement apparatus

Inventors: Hui Wen (Beijing, CN); Ning Dong (Beijing, CN); Jingjun Chen (Beijing, CN); Xiaofu Geng (Beijing, CN)
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
H04W24/10H04B17/318H04W72/085H04W76/27
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Quick Facts
Patent No.
US 11,297,523
App. No.
16/937,717
Granted
Apr 5, 2022
Kind
B2
Abstract

Embodiments of this application disclose a measurement method and a measurement apparatus, to perform RMTC measurement and DMTC measurement on an inter-frequency frequency. The method in the embodiments of this application includes: determining an idle component carrier; determining a RMTC measurement periodicity and a DMTC measurement periodicity of a first inter-frequency frequency for LAA; when the RMTC measurement periodicity and the DMTC measurement periodicity of the first inter-frequency frequency have a same time point, separately performing RMTC measurement on the first inter-frequency frequency by using the idle component carrier to obtain a first measurement result, and performing DMTC measurement on the first inter-frequency frequency to obtain a second measurement result; and sending the first measurement result and the second measurement result to a network device, where the first measurement result and the second measurement result are used to indicate the network device to schedule a resource.

Claims (43)

1. A measurement method, comprising:

determining an idle component carrier;

determining a received signal strength indicator measurement timing configuration (RMTC) measurement periodicity and a discovery signals measurement timing configuration (DMTC) measurement periodicity of a first inter-frequency frequency for licensed assisted access (LAA);

when the RMTC measurement periodicity and the DMTC measurement periodicity of the first inter-frequency frequency share a same time point, separately performing RMTC measurement on the first inter-frequency frequency by using the idle component carrier to obtain a first measurement result, and performing DMTC measurement on the first inter-frequency frequency to obtain a second measurement result; and

sending the first measurement result and the second measurement result to a network device, wherein the first measurement result and the second measurement result are used to indicate the network device to schedule a resource,

wherein:

the first measurement result comprises received signal strength indication information of an orthogonal frequency division multiplexing symbol in the RMTC measurement periodicity of the first inter-frequency frequency, wherein the received signal strength indication information of the orthogonal frequency division multiplexing symbol is used to indicate, to the network device, whether the first inter-frequency frequency is occupied; and

the second measurement result comprises channel information, and the channel information is used to indicate the network device to determine scheduling data and a serving cell.

2. The method according to claim 1 , wherein the first inter-frequency frequency carries a specific identifier, and before a step of determining the idle component carrier, the method further comprises:

when radio resource control (RRC) configures inter-frequency DMTC measurement, if the configured first inter-frequency frequency is in a first RMTC measurement list, adding the specific identifier to the first inter-frequency frequency in the first RMTC measurement list; and

when the RRC configures inter-frequency RMTC measurement, if the configured first inter-frequency frequency is in a first DMTC measurement list, adding the specific identifier to the first inter-frequency frequency in the first DMTC measurement list.

3. The method according to claim 1 , wherein the first inter-frequency frequency carries a specific identifier, and after a step of sending the first measurement result and the second measurement result to the network device, the method further comprises:

when radio resource control (RRC) deconfigures the inter-frequency DMTC measurement, if the deconfigured first inter-frequency frequency is in a first RMTC measurement list, clearing the specific identifier from the first RMTC measurement list; and

when the RRC deconfigures the inter-frequency RMTC measurement, if the deconfigured first inter-frequency frequency is in a first DMTC measurement list, clearing the specific identifier from the first DMTC measurement list.

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

performing received signal strength indicator measurement timing configuration (RMTC) measurement on a second inter-frequency frequency to obtain a third measurement result, when a start time of a RMTC measurement periodicity of the second inter-frequency frequency for licensed assisted access (LAA) falls within a gap;

performing discovery signals measurement timing configuration (DMTC) measurement on the second inter-frequency frequency to obtain a fourth measurement result, when a start time of a DMTC measurement periodicity of the second inter-frequency frequency for the LAA falls within the gap; and

sending the third measurement result and the fourth measurement result to a network device, wherein the third measurement result and the fourth measurement result are used to indicate the network device to schedule a resource.

5. The method according to claim 4 , wherein

the third measurement result comprises received signal strength indication information of an orthogonal frequency division multiplexing symbol in the RMTC measurement periodicity of the second inter-frequency frequency, wherein the received signal strength indication information of the orthogonal frequency division multiplexing symbol is used to indicate, to the network device, whether the second inter-frequency frequency is occupied; and

the fourth measurement result comprises channel information, and the channel information is used to indicate the network device to determine scheduling data and a serving cell.

6. The method according to claim 4 , wherein the second inter-frequency frequency carries a specific identifier, and before a step of performing RMTC measurement on the second inter-frequency frequency, when the start time of the RMTC measurement periodicity of the second inter-frequency frequency for LAA falls within the gap, the method further comprises:

when radio resource control (RRC) configures inter-frequency DMTC measurement, if the configured second inter-frequency frequency is in a second RMTC measurement list, adding the specific identifier to the second inter-frequency frequency in the second RMTC measurement list; and

when the RRC configures inter-frequency RMTC measurement, if the configured second inter-frequency frequency is in a second DMTC measurement list, adding the specific identifier to the second inter-frequency frequency in the second DMTC measurement list.

7. The method according to claim 4 , wherein the second inter-frequency frequency carries a specific identifier, and after a step of sending the third measurement result and the fourth measurement result to the network device, the method further comprises:

when radio resource control (RRC) deconfigures the inter-frequency DMTC measurement, if the deconfigured second inter-frequency frequency is in a second RMTC measurement list, clearing the specific identifier from the second RMTC measurement list; and

when the RRC deconfigures the inter-frequency RMTC measurement, if the deconfigured second inter-frequency frequency is in the second DMTC measurement list, clearing the specific identifier from the second DMTC measurement list.

8. A measurement apparatus, comprising:

a memory, configured to store a program; and

a processor, configured to execute the program stored in the memory, wherein when the program is executed, the processor is configured to perform steps comprising:

determining an idle component carrier;

determining a received signal strength indicator measurement timing configuration (RMTC) measurement periodicity and a discovery signals measurement timing configuration (DMTC) measurement periodicity of a first inter-frequency frequency for licensed assisted access (LAA);

when the RMTC measurement periodicity and the DMTC measurement periodicity of the first inter-frequency frequency share a same time point, separately performing RMTC measurement on the first inter-frequency frequency by using the idle component carrier to obtain a first measurement result, and performing DMTC measurement on the first inter-frequency frequency to obtain a second measurement result; and

sending the first measurement result and the second measurement result to a network device, wherein the first measurement result and the second measurement result are used to indicate the network device to schedule a resource,

wherein:

the first measurement result comprises received signal strength indication information of an orthogonal frequency division multiplexing symbol in the RMTC measurement periodicity of the first inter-frequency frequency, wherein the received signal strength indication information of the orthogonal frequency division multiplexing symbol is used to indicate, to the network device, whether the first inter-frequency frequency is occupied; and

the second measurement result comprises channel information, and the channel information is used to indicate the network device to determine scheduling data and a serving cell.

9. The measurement apparatus according to claim 8 , wherein the first inter-frequency frequency carries a specific identifier, and the steps further comprise:

when radio resource control (RRC) configures inter-frequency DMTC measurement, if the configured first inter-frequency frequency is in a first RMTC measurement list, adding the specific identifier to the first inter-frequency frequency in the first RMTC measurement list; and

when the RRC configures inter-frequency RMTC measurement, if the configured first inter-frequency frequency is in a first DMTC measurement list, adding the specific identifier to the first inter-frequency frequency in the first DMTC measurement list.

10. The measurement apparatus according to claim 8 , wherein the first inter-frequency frequency carries a specific identifier, and after a step of sending the first measurement result and the second measurement result to the network device, the steps further comprise:

when radio resource control (RRC) deconfigures inter-frequency DMTC measurement, if the deconfigured first inter-frequency frequency is in a first RMTC measurement list, clearing the specific identifier from the first RMTC measurement list; and

when the RRC deconfigures inter-frequency RMTC measurement, if the deconfigured first inter-frequency frequency is in a first DMTC measurement list, clearing the specific identifier from the first DMTC measurement list.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 28, 2020
From: WEN, HUI; DONG, NING; CHEN, JINGJUN; GENG, XIAOFU
To: HUAWEI TECHNOLOGIES CO., LTD.
Reel/Frame 053623/0297 →
Priority Claims (1)
CN 201810091241.X · Jan 30, 2018 · national
Continuity (2)
Continuation PCTCN2019072670 · Jan 22, 2019
Related Publication 20200367086A1 · Nov 19, 2020