IP Library Granted Patent US 12,177,708
Granted Patent B2
US 12,177,708 · App. 17/692,547 · Granted Dec 24, 2024

Method for measuring unlicensed band and terminal

Inventor: Lifeng Han (Shanghai, CN)
Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.
H04W24/10H04B17/318H04L5/0051
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Quick Facts
Patent No.
US 12,177,708
App. No.
17/692,547
Granted
Dec 24, 2024
Kind
B2
Abstract

Provided are a method for measuring an unlicensed band and a terminal. The method includes: receiving uplink measurement configuration information, measuring an uplink unlicensed band to obtain a measurement result, and reporting the measurement result.

Claims (60)

1. A method for measuring an unlicensed band, the method comprising:

receiving uplink measurement configuration information;

measuring an uplink unlicensed band to obtain a measurement result; and

reporting the measurement result;

wherein the measuring the uplink unlicensed band to obtain the measurement result comprises:

measuring a reference signal receiving power (RSRP) and/or a reference signal receiving quality (RSRQ) of a downlink reference signal of a serving cell, and

starting measuring the uplink unlicensed band of the serving cell in response to the RSRP and/or the RSRQ of the downlink reference signal being lower than a first threshold.

2. The method of claim 1 , wherein the uplink measurement configuration information comprises at least one of a measurement object, a measurement start condition, or a measurement report configuration, wherein

the measurement object indicates information of a frequency and/or band to be measured;

the measurement start condition indicates a condition for starting measuring an uplink unlicensed band; and

the measurement report configuration indicates a measurement reporting condition and/or a measurement type.

3. The method of claim 2 , wherein the measurement start condition is the RSRP and/or the RSRQ of the downlink reference signal being lower than the first threshold.

4. The method of claim 2 , wherein reporting the measurement result comprises:

reporting the measurement result according to the measurement reporting condition.

5. The method of claim 4 , wherein

in response to the measurement reporting condition being periodic reporting, reporting the measurement result according to the measurement reporting condition comprises:

reporting periodically the measurement result according to period information received;

in response to the measurement reporting condition being event triggered reporting, reporting the measurement result according to the measurement reporting condition comprises:

reporting a measurement result of an uplink unlicensed band of a serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to an event in response to triggered by the event.

6. The method of claim 5 , wherein reporting the measurement result of the uplink unlicensed band of the serving cell and the measurement result of the uplink unlicensed band of the cell corresponding to the event in response to triggered by the event comprises:

reporting the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to a downlink measurement event in response to triggered by the downlink measurement event; or

reporting the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to a downlink measurement event while reporting a downlink measurement result, in response to triggered by the downlink measurement event; or

reporting the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to an uplink measurement event in response to triggered by the uplink measurement event; or

reporting a measurement result of a downlink reference signal of the serving cell and a measurement result of a downlink reference signal of a cell corresponding to an uplink measurement event, while reporting the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of the cell corresponding to the uplink measurement event in response to triggered by the uplink measurement event.

7. The method of claim 1 , wherein reporting the measurement result comprises:

reporting a measurement result of a serving cell.

8. The method of claim 1 , wherein the measurement result comprises at least one of: the RSSI value, the channel occupancy value, or an RSRQ value.

9. A method for measuring an unlicensed band, the method comprising:

transmitting uplink measurement configuration information; and

receiving a measurement result of an uplink unlicensed band,

wherein the uplink measurement configuration information comprises a measurement start condition, and

wherein the measurement start condition comprises: starting measuring an uplink unlicensed band of the serving cell in response to a reference signal receiving power (RSRP) and/or a reference signal receiving quality (RSRQ) of a downlink reference signal being lower than a first threshold.

10. The method of claim 9 , wherein transmitting the uplink measurement configuration information comprises:

transmitting the uplink measurement configuration information through a radio resource control (RRC) message.

11. The method of claim 9 , wherein the uplink measurement configuration information further comprises at least one of a measurement object or a measurement report configuration, wherein

the measurement object indicates information of a frequency and/or band to be measured;

the measurement start condition indicates a condition for starting measuring an uplink unlicensed band; and

the measurement report configuration indicates a measurement reporting condition and/or a measurement type.

12. The method of claim 11 , wherein receiving the measurement result of an uplink unlicensed band comprises:

receiving the measurement result of an uplink unlicensed band according to the measurement reporting condition.

13. The method of claim 12 , wherein

in response to the measurement reporting condition being periodic reporting, receiving the measurement result of an uplink unlicensed band according to the measurement reporting condition comprises:

receiving periodically the measurement result of an uplink unlicensed band in case of the periodic reporting; and/or

in response to the measurement reporting condition being event triggered reporting, receiving the measurement result of an uplink unlicensed band according to the measurement reporting condition comprises:

receiving a measurement result of an uplink unlicensed band of a serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to an event in case of reporting triggered by the event.

14. The method of claim 13 , wherein receiving the measurement result of the uplink unlicensed band of the serving cell and the measurement result of the uplink unlicensed band of the cell corresponding to the event in case of reporting triggered by the event comprises:

receiving the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to a downlink measurement event in case of trigger by the downlink measurement event; or

receiving the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to a downlink measurement event while receiving a downlink measurement result, in case of trigger by the downlink measurement event; or

receiving the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of a cell corresponding to an uplink measurement event in case of trigger by the uplink measurement event; or

receiving a measurement result of a downlink reference signal of the serving cell and a measurement result of a downlink reference signal of a cell corresponding to an uplink measurement event, while receiving the measurement result of the uplink unlicensed band of the serving cell and a measurement result of an uplink unlicensed band of the cell corresponding to the uplink measurement event in case of trigger by the uplink measurement event.

15. The method of claim 9 , wherein receiving the measurement result of an uplink unlicensed band comprises:

receiving a measurement result of an uplink unlicensed band of a serving cell according to the uplink measurement configuration information.

16. The method of claim 9 , wherein the measurement result of an uplink unlicensed band comprises at least one of: a received signal strength indicator (RSSI) value, a channel occupancy value, or a reference signal receiving quality (RSRQ) value.

17. A terminal device comprising a processor and a memory configured to store instructions executable by the processor, and when executing the executable instructions stored in the memory, the processor being configured to implement:

receiving uplink measurement configuration information;

measuring an uplink unlicensed band to obtain a measurement result; and

reporting the measurement result,

wherein the processor, configured to implement measuring the uplink unlicensed band to obtain the measurement result, is configured to implement:

measuring a reference signal receiving power (RSRP) and/or a reference signal receiving quality (RSRQ) of a downlink reference signal of a serving cell, and

starting measuring the uplink unlicensed band of the serving cell in response to the RSRP and/or the RSRQ of the downlink reference signal being lower than a first threshold.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 11, 2022
From: HAN, LIFENG
To: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.
Reel/Frame 059239/0810 →
Priority Claims (1)
CN 201910867048.5 · Sep 12, 2019 · national
Continuity (2)
Continuation PCTCN2020108177 · Aug 10, 2020
Related Publication 20220201530A1 · Jun 23, 2022