Method in a device, and a wireless device
View Patent ↗A method, and a wireless device, are disclosed; the method comprising monitoring a neighbor cell at a time interval; and if a criterion is satisfied, modifying monitoring of the neighbor cell.
1. A method in a wireless device, comprising:
monitoring a neighbour cell at a time interval; and
if a criterion is satisfied relating to a previous reselection or selection activity of the device, increasing the time interval at which the neighbour cell is monitored; in which the criterion relates to:
a day, or time of day;
measurements of a cell the device is camped on;
neighbour cell measurements;
a message received from a network within which the device is operable;
measurements of a cell upon which the device is camped;
currently or previously, time collectively and/or continuously camped on a cell within a predetermined time interval;
a speed of a past reselection;
within a time interval, reselection to a cell Y being relatively frequent and/or reselection to a cell Z being relatively infrequent; or
whether the device is stationary, in which stationary comprises physically stationary, sufficiently small movement to be servable by a single cell, or being unlikely to perform reselection.
2. The method of claim 1 , in which the criterion is a predetermined criterion.
3. The method of claim 1 , in which when monitoring the neighbour cell, the device is camped on a cell.
4. The method of claim 1 , further including
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer.
5. The method of claim 1 , further including
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the criterion comprises
the device being camped on the home cell, or remaining within the home region.
6. The method of claim 1 , in which
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the region comprises a geographical region defined by positioning measurements,
coverage of a plurality of cells and/or transmitters; and/or an unlicensed spectrum access point coverage area.
7. The method of claim 1 , in which the criterion relates to the device being camped on a cell for more than a period of time.
8. The method of claim 1 , in which the previous reselection or selection activity includes, within a time interval, reselection to a cell Y being relatively frequent and/or reselection to a cell Z being relatively infrequent; and in which
increasing the time interval at which the neighbour cell is monitored comprises
increasing the time interval of monitoring at least one neighbour cell other than cell Y; and/or increasing the time interval of monitoring of cell Z.
9. The method of claim 1 , in which
the increasing and/or modifying is dependent upon the signal quality and/or strength of a cell the device is camped on, or data received, or expected to be received.
10. A non-transitory data carrier carrying data comprising instructions executable by processing means to cause those means to carry out a method according to claim 1 .
11. A non-transitory computer readable medium having computer executable instructions adapted to cause the device to perform a method of claim 1 .
12. The medium of claim 11 , in which the criterion is a predetermined criterion.
13. The medium of claim 11 , in which when monitoring the neighbour cell, the device is camped on a cell.
14. The medium of claim 11 , further including
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer.
15. The medium of claim 11 , further including
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the criterion comprises
the device being camped on the home cell, or remaining within the home region.
16. The medium of claim 11 , in which
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the region comprises a geographical region defined by positioning measurements,
coverage of a plurality of cells and/or transmitters; and/or an unlicensed spectrum access point coverage area.
17. The medium of claim 11 , in which the criterion relates to the device being camped on a cell for more than a period of time.
18. The medium of claim 11 , in which the previous reselection or selection activity includes, within a time interval, reselection to a cell Y being relatively frequent and/or reselection to a cell Z being relatively infrequent; and in which
increasing the time interval at which the neighbour cell is monitored comprises
increasing the time interval of monitoring at least one neighbour cell other than cell Y; and/or increasing the time interval of monitoring of cell Z.
19. The medium of claim 11 , in which
the increasing and/or modifying is dependent upon the signal quality and/or strength of a cell the device is camped on, or data received, or expected to be received.
20. A wireless device configured to:
monitor a neighbour cell at a time interval; and
if a criterion is satisfied relating to a previous reselection or selection activity of the device,
increase the time interval at which the neighbour cell is monitored; in which the criterion relates to:
a day, or time of day;
measurements of a cell the device is camped on;
neighbour cell measurements;
a message received from a network within which the device is operable;
measurements of a cell upon which the device is camped;
currently or previously, time collectively and/or continuously camped on a cell within a predetermined time interval;
a speed of a past reselection;
within a time interval, reselection to a cell Y being relatively frequent and/or reselection to a cell Z being relatively infrequent; or
whether the device is stationary, in which stationary comprises physically stationary, sufficiently small movement to be servable by a single cell, or being unlikely to perform reselection.
21. The device of claim 20 , in which the criterion is a predetermined criterion.
22. The device of claim 20 , in which when monitoring the neighbour cell, the device is camped on a cell.
23. The device of claim 20 , further configured to
determine a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer.
24. The device of claim 20 , further configured to
determine a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the criterion comprises
the device being camped on the home cell, or remaining within the home region.
25. The device of claim 20 , further configured to
determine a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the region comprises a geographical region defined by positioning measurements,
coverage of a plurality of cells and/or transmitters; and/or an unlicensed spectrum access point coverage area.
26. The device of claim 20 , in which the criterion relates to the device being camped on a cell for more than a period of time.
27. The device of claim 20 , in which the previous reselection or selection activity includes, within a time interval, reselection to a cell Y being relatively frequent and/or reselection to a cell Z being relatively infrequent; and in which
increasing the time interval at which the neighbour cell is monitored comprises
increasing the time interval of monitoring at least one neighbour cell other than cell Y; and/or increasing the time interval of monitoring of cell Z.
28. The device of claim 20 , in which
the increase and/or modifying is dependent upon the signal quality and/or strength of a cell the device is camped on, or data received, or expected to be received.
29. A method in a wireless device, comprising:
monitoring a neighbour cell at a time interval; and
if a criterion is satisfied relating to a previous reselection or selection activity of the device,
increasing the time interval at which the neighbour cell is monitored; the method further comprising
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer.
30. A wireless device configured to:
monitor a neighbour cell at a time interval; and
if a criterion is satisfied relating to a previous reselection or selection activity of the device,
increase the time interval at which the neighbour cell is monitored; the device further configured to
determine a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer.
31. The data carrier of claim 30 , in which the criterion is a predetermined criterion.
32. The data carrier of claim 30 , in which when monitoring the neighbour cell, the device is camped on a cell.
33. The data carrier of claim 30 , further including
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer.
34. The data carrier of claim 30 , further including
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the criterion comprises
the device being camped on the home cell, or remaining within the home region.
35. The data carrier of claim 30 , in which
determining a home cell or a home region for the device, a home cell or home region comprising a cell or a region that the device, currently or previously, has been camped on, or remained within, for longer than a collective and/or continuous period; or
in relation to which the device has relatively low mobility; or
when camped on or remaining in, the device is associated with relatively low data transfer;
in which the region comprises a geographical region defined by positioning measurements,
coverage of a plurality of cells and/or transmitters; and/or an unlicensed spectrum access point coverage area.
36. The data carrier of claim 30 , in which the criterion relates to the device being camped on a cell for more than a period of time.
37. The data carrier of claim 30 , in which the previous reselection or selection activity includes, within a time interval, reselection to a cell Y being relatively frequent and/or reselection to a cell Z being relatively infrequent; and in which
increasing the time interval at which the neighbour cell is monitored comprises
increasing the time interval of monitoring at least one neighbour cell other than cell Y; and/or increasing the time interval of monitoring of cell Z.
38. The data carrier of claim 30 , in which
the increasing and/or modifying is dependent upon the signal quality and/or strength of a cell the device is camped on, or data received, or expected to be received.