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Method and device for performing pilot frequency SCell measurement by idle UE

An idle state, different frequency technology, applied in the field of communication, to achieve the effect of improving the utilization rate and solving the problem of power consumption

Inactive Publication Date: 2019-07-09
POTEVIO INFORMATION TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0009] In view of this, the present application provides a method and device for performing inter-frequency SCell measurement by an idle state UE, which solves the power consumption problem caused by the idle state UE performing inter-frequency SCell measurement, and improves the utilization rate of the LTE carrier aggregation system

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  • Method and device for performing pilot frequency SCell measurement by idle UE
  • Method and device for performing pilot frequency SCell measurement by idle UE
  • Method and device for performing pilot frequency SCell measurement by idle UE

Examples

Experimental program
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Effect test

Embodiment 1

[0041] In this embodiment, the inter-frequency SCell measurement stop condition is that the timer expires.

[0042] see figure 2 , figure 2 It is a schematic diagram of an idle state UE performing inter-frequency SCell measurement in Embodiment 1 of the present application. The specific steps are:

[0043] Step 201 , when receiving an instruction to perform idle SCell measurement from the base station, the idle UE starts a timer with a timing duration of T, and performs inter-frequency SCell measurement according to the indicated measurement carrier frequency.

[0044] The timing duration T may be configured by the base station and notified to the UE, or configured locally by the UE.

[0045] When the base station notifies the UE of the timing duration, it may be included in the indication or notified through separate signaling.

[0046] In step 202, the idle state UE determines whether the timer with a duration of T has expired, and if yes, executes step 203; otherwise,...

Embodiment 2

[0053] In this embodiment, the inter-frequency SCell measurement stop condition is that the measurement result is less than the measurement threshold value, that is, as long as the measurement result is less than the measurement threshold value, the measurement is stopped, and when the SCell signal quality is poor, the measurement is stopped.

[0054] see image 3 , image 3 It is a schematic diagram of an idle-state UE performing inter-frequency SCell measurement in Embodiment 2 of the present application. The specific steps are:

[0055] Step 301 , when the UE in the idle state receives an instruction to perform idle SCell measurement sent by the base station, it performs inter-frequency SCell measurement according to the indicated measurement carrier frequency.

[0056] Step 302 , the UE in the idle state determines whether the measurement result of the inter-frequency SCell measurement is smaller than the measurement threshold, and if yes, executes step 303 ; otherwise, ...

Embodiment 3

[0063] In this embodiment, the condition for stopping the inter-frequency SCell measurement is that n consecutive measurement results are all smaller than the measurement threshold.

[0064] see Figure 4 , Figure 4 It is a schematic diagram of an idle-state UE performing inter-frequency SCell measurement in Embodiment 3 of the present application. The specific steps are:

[0065] Step 401 , when the UE in the idle state receives an instruction to perform idle SCell measurement sent by the base station, it performs inter-frequency SCell measurement according to the indicated measurement carrier frequency.

[0066] Step 402 , the UE in idle state determines whether the measurement result of the inter-frequency SCell measurement is smaller than the measurement threshold, and if yes, executes step 403 ; otherwise, executes step 405 .

[0067] Step 403 , the idle state UE determines whether the measurement results of n-1 consecutive inter-frequency SCell measurements before th...

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Abstract

The invention provides a method and a device for performing pilot frequency SCell measurement by idle UE, and the method comprises the steps: carrying out the pilot frequency SCell measurement according to an indicated measurement carrier frequency when receiving an indication which is sent by a base station and is used for carrying out the idle SCell measurement; when the pilot frequency SCell measurement is executed for one time, determining whether the current state meets a pilot frequency SCell measurement stopping condition or not, and if yes, stopping pilot frequency SCell measurement; otherwise, performing the next pilot frequency SCell measurement. According to the scheme, the problem of power consumption caused by the fact that idle UE executes pilot frequency SCell measurement issolved, and the utilization rate of an LTE carrier aggregation system is improved.

Description

technical field [0001] The present invention relates to the field of communication technologies, and in particular to a method and a device for performing inter-frequency secondary cell (SCell) measurement by a user terminal (UE) in an idle state. Background technique [0002] In order to meet the ultra-high-speed transmission characteristic requirements of future wireless communication systems, 3GPP continues to carry out research on the LTE-Advanced project. Carrier Aggregation (Carrier Aggregation, CA) technology is a key technology of the LTE-A system, and is the most direct way to increase the data transmission rate. [0003] 3GPP formally introduced the carrier aggregation technology in LTE Rel-10, and limited that a UE can aggregate up to 5 serving cells, including a primary cell PCell and a maximum of 4 secondary cells SCell. [0004] In order to further increase the transmission rate of the wireless communication system and effectively utilize spectrum resources, 3...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04W24/10
CPCH04W24/10H04B17/382Y02D30/70
Inventor 林佩池连刚
Owner POTEVIO INFORMATION TECH CO LTD