A kind of alien frequencies adjacent cell measurement method and device
A kind of alien frequencies adjacent cell measurement method and device
 CN 102,137,422 B
 Filed: 01/25/2010
 Issued: 01/27/2016
 Est. Priority Date: 01/25/2010
 Status: Active Grant
First Claim
1. an alien frequencies adjacent cell measurement method, is characterized in that, the method comprises:
 When the measurement period T measureGSM of 2G adjacent cell to be greater than the frequency sum Ncarrier of mobile terminal current service cell and adjacent cell thereof divided by the measurement interval T measureNTDD acquired results of the 3G adjacent cell of each alien frequencies, in the measurement period T measureGSM of 2G adjacent cell, the alien frequencies 3G adjacent cell of multiple frequencies of this current service cell is measured;
When the measurement period T measureGSM of 2G adjacent cell to be not more than the frequency sum Ncarrier of mobile terminal current service cell and adjacent cell thereof divided by the measurement interval T measureNTDD acquired results of the 3G adjacent cell of each alien frequencies, in the measurement period T measureGSM of 2G adjacent cell, the alien frequencies 3G adjacent cell of 1 of this current service cell frequency is measured.
Chinese PRB Reexamination
Abstract
The invention discloses a kind of alien frequencies adjacent cell measurement method and device.The method comprises: when the measurement period T measureGSM of 2G adjacent cell to be less than the frequency sum Ncarrier of mobile terminal current service cell and adjacent cell thereof divided by the measurement interval T measureNTDD acquired results of the 3G adjacent cell of each alien frequencies, measure in the measurement period T measureGSM of 2G adjacent cell to all alien frequencies 3G adjacent cells of this current service cell.This device comprises measurement pattern identification module and measurement module.Application the present invention can measure the communication conditions of isofrequency adjacent community in time, avoids unnecessary intersystem reselection, improves communication quality.
13 Claims

1. an alien frequencies adjacent cell measurement method, is characterized in that, the method comprises:

When the measurement period T measureGSM of 2G adjacent cell to be greater than the frequency sum Ncarrier of mobile terminal current service cell and adjacent cell thereof divided by the measurement interval T measureNTDD acquired results of the 3G adjacent cell of each alien frequencies, in the measurement period T measureGSM of 2G adjacent cell, the alien frequencies 3G adjacent cell of multiple frequencies of this current service cell is measured; When the measurement period T measureGSM of 2G adjacent cell to be not more than the frequency sum Ncarrier of mobile terminal current service cell and adjacent cell thereof divided by the measurement interval T measureNTDD acquired results of the 3G adjacent cell of each alien frequencies, in the measurement period T measureGSM of 2G adjacent cell, the alien frequencies 3G adjacent cell of 1 of this current service cell frequency is measured.


2. method according to claim 1, is characterized in that, describedly in the measurement period T measureGSM of 2G adjacent cell, carries out measurement to the alien frequencies 3G adjacent cell of multiple frequencies of this current service cell comprise:

In each measurement interval T measureNTDD, the frequency points of the alien frequencies 3G adjacent cell of measurement is the result of 1+NcarrierDIV (TmeasureGSMDIVTmeasureNTDD); Wherein, TmeasureGSMDIVTmeasureNTDD is the integer part of TmeasureGSM divided by TmeasureNTDD acquired results, NcarrierDIV (TmeasureGSMDIVTmeasureNTDD) is the integer part of Ncarrier divided by described integer part acquired results.


3. method according to claim 2, is characterized in that, when TmeasureNTDD is 0.64 second and TmeasureGSM is 2.56 seconds, or when TmeasureNTDD is 1.28 seconds and TmeasureGSM is 5.12 seconds,
If Ncarrier >  4, the measuring period of alien frequencies 3G adjacent cell is TmeasureGSM, within the scope of each measurement interval T measureNTDD, measure the alien frequencies 3G adjacent cell of 1+NcarrierDIV (TmeasureGSMDIVTmeasureNTDD) individual frequency.

4. method according to claim 3, is characterized in that,
If 1 <  Ncarrier≤
4, the measuring period of alien frequencies 3G adjacent cell is (Ncarrier1) ×
TmeasureNTDD, within the scope of each measurement interval T measureNTDD, measures the alien frequencies 3G adjacent cell of 1 frequency.
 Ncarrier≤

5. method according to claim 2, is characterized in that, when TmeasureNTDD is 1.28 seconds and TmeasureGSM is 6.4 seconds,
If Ncarrier >  5, the measuring period of alien frequencies 3G adjacent cell is TmeasureGSM, within the scope of each measurement interval T measureNTDD, measure the alien frequencies 3G adjacent cell of 1+NcarrierDIV (TmeasureGSMDIVTmeasureNTDD) individual frequency.

6. method according to claim 5, is characterized in that,
If 1 <  Ncarrier≤
5, the measuring period of alien frequencies 3G adjacent cell is (Ncarrier1) ×
TmeasureNTDD, within the scope of each measurement interval T measureNTDD, measures the alien frequencies 3G adjacent cell of 1 frequency.
 Ncarrier≤

7. method according to claim 2, is characterized in that, when TmeasureNTDD is 2.56 seconds and TmeasureGSM is 7.68 seconds,
If Ncarrier >  3, the measuring period of alien frequencies 3G adjacent cell is TmeasureGSM, within the scope of each measurement interval T measureNTDD, measure the alien frequencies 3G adjacent cell of 1+NcarrierDIV (TmeasureGSMDIVTmeasureNTDD) individual frequency.

8. method according to claim 7, is characterized in that,
If 1 <  Ncarrier≤
3, the measuring period of alien frequencies 3G adjacent cell is (Ncarrier1) ×
TmeasureNTDD, within the scope of each measurement interval T measureNTDD, measures the alien frequencies 3G adjacent cell of 1 frequency.
 Ncarrier≤

9. method according to claim 2, is characterized in that, when TmeasureNTDD is 5.12 seconds and TmeasureGSM is 10.24 seconds,
If Ncarrier >  2, the measuring period of alien frequencies 3G adjacent cell is TmeasureGSM, within the scope of each measurement interval T measureNTDD, measure the alien frequencies 3G adjacent cell of 1+NcarrierDIV (TmeasureGSMDIVTmeasureNTDD) individual frequency.

10. method according to claim 9, is characterized in that,
If 1 <  Ncarrier≤
2, the measuring period of alien frequencies 3G adjacent cell is (Ncarrier1) ×
TmeasureNTDD, within the scope of each measurement interval T measureNTDD, measures the alien frequencies 3G adjacent cell of 1 frequency.
 Ncarrier≤

11. 1 kinds of alien frequencies neighbor cell measurement device, is characterized in that, this device comprises measurement pattern identification module and measurement module;

Described measurement pattern identification module, when the measurement period T measureGSM of 2G adjacent cell to be greater than the frequency sum Ncarrier of current service cell and adjacent cell thereof divided by the measurement interval T measureNTDD acquired results of the 3G adjacent cell of each alien frequencies, to send first to measurement module and measure instruction;
When the measurement period T measureGSM of 2G adjacent cell to be not more than the frequency sum Ncarrier of mobile terminal current service cell and adjacent cell thereof divided by the measurement interval T measureNTDD acquired results of the 3G adjacent cell of each alien frequencies, to send second to measurement module and measure instruction;Described measurement module, receives first and measures instruction, measure in the measurement period T measureGSM of 2G adjacent cell to the alien frequencies 3G adjacent cell of multiple frequencies of this current service cell;
Receive second and measure instruction, in the measurement period T measureGSM of 2G adjacent cell, the alien frequencies 3G adjacent cell of 1 of this current service cell frequency is measured.


12. devices according to claim 11, is characterized in that,
Described measurement module, receive first and measure instruction, in each measurement interval T measureNTDD, the frequency points of the alien frequencies 3G adjacent cell of measurement is the result of 1+NcarrierDIV (TmeasureGSMDIVTmeasureNTDD); 
Wherein, TmeasureGSMDIVTmeasureNTDD is the integer part of TmeasureGSM divided by TmeasureNTDD acquired results, NcarrierDIV (TmeasureGSMDIVTmeasureNTDD) is the integer part of Ncarrier divided by described integer part acquired results.


13. devices according to claim 12, is characterized in that,
Described measurement pattern identification module, when TmeasureNTDD is 0.64 second and TmeasureGSM is 2.56 seconds, or when TmeasureNTDD is 1.28 seconds and TmeasureGSM is 5.12 seconds, if Ncarrier >  4, send first to measurement module and measure instruction, if 1 <
Ncarrier≤
4, send second to measurement module and measure instruction;
When TmeasureNTDD is 1.28 seconds and TmeasureGSM is 6.4 seconds, if Ncarrier >
5, send first to measurement module and measure instruction, if 1 <
Ncarrier≤
5, send second to measurement module and measure instruction;
When TmeasureNTDD is 2.56 seconds and TmeasureGSM is 7.68 seconds, if Ncarrier >
3, send first to measurement module and measure instruction, if 1 <
Ncarrier≤
3, send second to measurement module and measure instruction;
When TmeasureNTDD is 5.12 seconds and TmeasureGSM is 10.24 seconds, if Ncarrier >
2, send first to measurement module and measure instruction, if 1 <
Ncarrier≤
2, send second to measurement module and measure instruction;Described measurement module, receives first and measures instruction, within the scope of each measurement interval T measureNTDD, measures the alien frequencies 3G adjacent cell of 1+NcarrierDIV (TmeasureGSMDIVTmeasureNTDD) individual frequency;
Receive second and measure instruction, within the scope of each measurement interval T measureNTDD, measure the alien frequencies 3G adjacent cell of 1 frequency.
 4, send first to measurement module and measure instruction, if 1 <
Specification(s)