CN103166719A - Received signal strength reporting method and device - Google Patents
Received signal strength reporting method and device Download PDFInfo
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- CN103166719A CN103166719A CN2011104223382A CN201110422338A CN103166719A CN 103166719 A CN103166719 A CN 103166719A CN 2011104223382 A CN2011104223382 A CN 2011104223382A CN 201110422338 A CN201110422338 A CN 201110422338A CN 103166719 A CN103166719 A CN 103166719A
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Abstract
The invention discloses a received signal strength reporting method and a device. The received signal strength reporting method is not only capable of displaying signal strength accurately and in time on a mobile phone interface, but also capable of mainly no adding current consumption. The device capable of receiving the signal strength comprises a setting unit, a receiving unit, a deviation calculation unit, a first comparing unit, and a first reporting judgment unit, a minimum value unit, a second comparing unit and a second reporting judgment unit.
Description
Technical field
The present invention relates to the mobile phone signal field, relate in particular to intensity indication (Received Signal Strength Indicator is called for short RSSI) report method and device that a kind of mobile phone signal intensity lattice number receives signal more accurately.
Background technology
At existing bottom (mobile phone baseband) received signal strength report method, be to set a received signal strength to report threshold values substantially, this value is generally 5dBm.When cell phone system finds that received signal strength currency and the front received signal strength value that once reports have variation more than or equal to 5dBm, just report upper strata (mobile phone interface), mobile phone interface shows corresponding signal lattice number according to the received signal strength value that reports.Such report method has following problem: for example, before the received signal strength value that once reports be-96dBm, (annotate :-100dBm arrives-95dBm, and signal lattice number is 2, and-96dBm is 2 scope at the lattice number), the received signal strength currency is-92dBm(-90dBm is to-95dBm, signal lattice number is 3, and-92dBm is 3 scope at the lattice number) ,-92dBm arrives-96dBm, change 4dBm less than reporting threshold values 5dBm, so do not report.The signal lattice number that shows on mobile phone interface remains 2 lattice, rather than-3 lattice that 92dBm is corresponding.If received signal strength reports threshold values to be set to 1dBm, in a single day received signal strength is changed, just report the upper strata, although signal strength signal intensity lattice number can not only accurately but also in time show, reporting so frequently can the increase current drain.
Summary of the invention
The object of the invention is to address the above problem, a kind of received signal strength report method and device are provided, not only can be with signal strength signal intensity in time, be presented on mobile phone interface exactly, and substantially do not increase the current drain of mobile phone.
For realizing above-mentioned purpose, the present invention adopts following technical proposals:
A kind of received signal strength report method comprises the steps:
(a) pre-set a threshold values and a plurality of critical value;
(b) receive a first signal intensity level;
(c) described first signal intensity level carries out the phase reducing with an existing signal strength values that has existed, and takes absolute value, and obtains the secondary signal intensity level;
(d) described secondary signal intensity level and described threshold values compare operation, judge that whether the secondary signal intensity level is more than or equal to described threshold values;
(e) if the secondary signal intensity level more than or equal to threshold values, reports the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level, shows described existing signal strength values otherwise still keep;
(f) if the secondary signal intensity level less than threshold values, first signal intensity level and described a plurality of critical value are subtracted each other successively, obtain the absolute value of a plurality of differences, then it is carried out minimum value relatively, obtain the 3rd signal strength values;
(g) secondary signal intensity level and described the 3rd signal strength values compare operation, judge that whether the secondary signal intensity level is more than or equal to the 3rd signal strength values;
(h) if the secondary signal intensity level more than or equal to the 3rd signal strength values, reports the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level; If less than the 3rd signal strength values, still keeping, the secondary signal intensity level shows described existing signal strength values.
A kind of received signal strength reporting device comprises as lower unit:
Setting unit is used for setting in advance a threshold values and a plurality of critical value;
Receiving element is used for receiving a first signal intensity level;
Difference computational unit is used for the first signal intensity level that receiving element is received and carries out the phase reducing with an existing signal strength values that has existed, and obtains the secondary signal intensity level;
The first comparing unit compares operation for the secondary signal intensity level that difference computational unit is calculated and the threshold values of setting unit, judges that whether the secondary signal intensity level is more than or equal to described threshold values;
First reports identifying unit, the comparative result that is used for obtaining according to the first comparing unit judges, if the secondary signal intensity level is more than or equal to threshold values, report the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level, show described existing signal strength values otherwise still keep;
The minimum value unit is used for first signal intensity level and a plurality of critical values of setting unit are subtracted each other successively, obtains the absolute value of a plurality of differences, then it is carried out minimum value relatively, obtains the 3rd signal strength values;
The second comparing unit is used for the 3rd signal strength values and described secondary signal intensity level that the minimum value unit calculates are compared operation, and whether judgement secondary signal intensity level is more than or equal to described the 3rd signal strength values;
Second reports identifying unit, the comparative result that is used for obtaining according to the second comparing unit judges, if the secondary signal intensity level is more than or equal to the 3rd signal strength values, report the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level, show described existing signal strength values otherwise still keep.
The invention has the advantages that, not only can be with signal strength signal intensity in time, be presented on mobile phone interface exactly, and substantially do not increase the current drain of mobile phone.
Description of drawings
Fig. 1 is the flow chart of the described received signal strength report method of the specific embodiment of the invention;
Fig. 2 is the structured flowchart of received signal strength reporting device of the present invention.
Embodiment
Elaborate below in conjunction with the embodiment of accompanying drawing to received signal strength report method of the present invention and device.
It is the flow chart of the described received signal strength report method of the specific embodiment of the invention referring to Fig. 1.
Step S100: pre-set a threshold values and a plurality of critical value; Step S101: receive a first signal intensity level; Step S102: described first signal intensity level carries out the phase reducing with an existing signal strength values that has existed, and takes absolute value, and obtains the secondary signal intensity level; Step S103: described secondary signal intensity level and described threshold values compare operation, judge that whether the secondary signal intensity level is more than or equal to described threshold values; Step S104: if the secondary signal intensity level more than or equal to threshold values, reports the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level, shows described existing signal strength values otherwise still keep; Step S105: if the secondary signal intensity level less than threshold values, first signal intensity level and described a plurality of critical value are subtracted each other successively, obtain the absolute value of a plurality of differences, then it is carried out minimum value relatively, obtain the 3rd signal strength values; Step S106: secondary signal intensity level and described the 3rd signal strength values compare operation, judge that whether the secondary signal intensity level is more than or equal to the 3rd signal strength values; Step S107: if the secondary signal intensity level more than or equal to the 3rd signal strength values, reports the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level; If less than the 3rd signal strength values, still keeping, the secondary signal intensity level shows described existing signal strength values.
In the specific embodiment of the invention one, report and show that the equipment of received signal strength is mobile phone, the signal strength signal intensity lattice number that signal strength values is corresponding following (all situations is not quite similar, herein for for example): signal strength values-more than 90dBm, correspond to 4 lattice signal strength signal intensities; Signal strength values between-90dBm, corresponds to 3 lattice signal strength signal intensities at-95dBm; Signal strength values between-95dBm, corresponds to 2 lattice signal strength signal intensities at-100dBm; Signal strength values between-100dBm, corresponds to 1 lattice signal strength signal intensity at-106dBm.The threshold values of setting is 5dBm, and the first critical value is-106dBm that the second critical value is-100dBm that the 3rd critical value is-95dBm that the 4th critical value is-90dBm.
The embodiment of the present invention one, if the first signal intensity level that receives is-98dBm that existing signal strength values is-94dBm that concrete implementation step is as follows:
Refer step S200: pre-set a threshold values and a plurality of critical value; It is 5dBm that threshold values namely is set, and it is that the first critical value is-106dBm that a plurality of critical values set gradually, and the second critical value is-100dBm that the 3rd critical value is-95dBm that the 4th critical value is-90dBm;
Refer step S201: receiving the first signal intensity level is-98dBm;
Refer step S202: first signal intensity level-98dBm and existing signal strength values-94dBm compare, and take absolute value, and obtain secondary signal intensity level 4dBm;
Refer step S203: judge that whether secondary signal intensity level 4dBm is more than or equal to described threshold values 5dBm;
Refer step S204: secondary signal intensity level 4dBm is less than described threshold values 5dBm, first signal intensity level-98dBm subtracts each other successively with the first critical value-106dBm, the second critical value-100dBm, the 3rd critical value-95dBm and the 4th critical value-90dBm respectively, obtain the absolute value of a plurality of differences, then it is carried out minimum value relatively.Wherein obtaining respectively poor absolute value is 8dBm, 2dBm, 3dBm and 8dBm, and obtaining at last minimum value is 2dBm (i.e. the 3rd signal strength values);
Refer step S205: secondary signal intensity level 4dBm and described the 3rd signal strength values 2dBm compare operation, judge that whether the secondary signal intensity level is more than or equal to the 3rd signal strength values;
Refer step S206: secondary signal intensity level 4dBm reports first signal intensity level-98dBm greater than the 3rd signal strength values, and the existing signal strength values of renewal is-98dBm.Due to-98dBm at-100dBm between-95dBm, so reporting signal strength is to the interface, and on the interface the corresponding 2 lattice signal strength signal intensities that show.
It is the structured flowchart of received signal strength reporting device of the present invention referring to Fig. 2.A kind of received signal strength reporting device 200 comprises as lower unit:
A kind of received signal strength reporting device comprises as lower unit: setting unit 201 is used for pre-seting a threshold values and a plurality of critical value.Receiving element 202 is used for receiving a first signal intensity level.Difference computational unit 203 is used for the first signal intensity level that receiving element is received and carries out the phase reducing with an existing signal strength values that has existed, and takes absolute value, and obtains the secondary signal intensity level.The first comparing unit 204, the secondary signal intensity level and the described threshold values that are used for difference computational unit is calculated compare operation, judge that whether the secondary signal intensity level is more than or equal to described threshold values.First reports identifying unit 205, the comparative result that is used for obtaining according to the first comparing unit judges, if the secondary signal intensity level is more than or equal to threshold values, report the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level, show described existing signal strength values otherwise still keep.Minimum value unit 206 is used for first signal intensity level and described a plurality of critical value are subtracted each other successively, obtains the absolute value of a plurality of differences, then it is carried out minimum value relatively, obtains the 3rd signal strength values.The second comparing unit 207 is used for the 3rd signal strength values and described secondary signal intensity level that the minimum value unit calculates are compared operation, and whether judgement secondary signal intensity level is more than or equal to described the 3rd signal strength values.Second reports identifying unit 208, the comparative result that is used for obtaining according to the second comparing unit judges, if the secondary signal intensity level is more than or equal to the 3rd signal strength values, report the first signal intensity level, and will have signal strength values and be updated to the first signal intensity level, show existing signal strength values otherwise still keep.
In the specific embodiment of the invention, described received signal strength reporting system is mobile phone, in the specific embodiment of the invention, except described received signal strength reporting system is mobile phone, can also be for other be used for received signal strength, and report the equipment of signal strength signal intensity and demonstration.
The above is only the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (2)
1. a received signal strength report method, is characterized in that, comprises the steps:
(a) pre-set a threshold values and a plurality of critical value;
(b) receive a first signal intensity level;
(c) described first signal intensity level carries out the phase reducing with an existing signal strength values that has existed, and takes absolute value, and obtains the secondary signal intensity level;
(d) described secondary signal intensity level and described threshold values compare operation, judge that whether the secondary signal intensity level is more than or equal to described threshold values;
(e) if the secondary signal intensity level more than or equal to threshold values, reports a signal strength values, and described existing signal strength values is updated to the first signal intensity level, shows described existing signal strength values otherwise still keep;
(f) if the secondary signal intensity level less than threshold values, first signal intensity level and described a plurality of critical value are subtracted each other successively, obtain the absolute value of a plurality of differences, then it is carried out minimum value relatively, obtain the 3rd signal strength values;
(g) secondary signal intensity level and described the 3rd signal strength values compare operation, judge that whether the secondary signal intensity level is more than or equal to the 3rd signal strength values;
(h) if the secondary signal intensity level more than or equal to the 3rd signal strength values, reports the first signal intensity level, and will have signal strength values and be updated to the first signal intensity level; If less than the 3rd signal strength values, still keeping, the secondary signal intensity level shows described existing signal strength values.
2. a received signal strength reporting device, is characterized in that, comprises as lower unit:
Setting unit is used for pre-seting a threshold values and a plurality of critical value;
Receiving element is used for receiving a first signal intensity level;
Difference computational unit is used for receiving element the first signal intensity level that receives and the existing signal strength values that has existed are carried out the phase reducing, and takes absolute value, and obtains the secondary signal intensity level;
The first comparing unit is used for the threshold values that secondary signal intensity level that difference computational unit is calculated and setting unit set and compares operation, and whether judgement secondary signal intensity level is more than or equal to described threshold values;
First reports identifying unit, the comparative result that is used for obtaining according to the first comparing unit judges, if the secondary signal intensity level is more than or equal to threshold values, report the first signal intensity level, and described existing signal strength values is updated to the first signal intensity level, show existing signal strength values otherwise still keep;
The minimum value unit is used for first signal intensity level and a plurality of critical values of described setting unit are subtracted each other successively, obtains the absolute value of a plurality of differences, then it is carried out minimum value relatively, obtains the 3rd signal strength values;
The second comparing unit is used for the 3rd signal strength values and described secondary signal intensity level that the minimum value unit calculates are compared operation, and whether judgement secondary signal intensity level is more than or equal to described the 3rd signal strength values;
Second reports identifying unit, the comparative result that is used for obtaining according to the second comparing unit judges, if the secondary signal intensity level is more than or equal to the 3rd signal strength values, report the first signal intensity level, and will have signal strength values and be updated to the first signal intensity level, show described existing signal strength values otherwise still keep.
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| CN105592199A (en) * | 2014-10-20 | 2016-05-18 | 深圳富泰宏精密工业有限公司 | System and method for optimizing signal strength indicator of mobile phone |
| CN109587342A (en) * | 2018-12-24 | 2019-04-05 | 深圳市万普拉斯科技有限公司 | Modification method, device and the mobile terminal of signal strength |
| TWI657670B (en) * | 2017-12-26 | 2019-04-21 | 國家中山科學研究院 | I/Q imbalance calibration device |
| TWI657671B (en) * | 2017-12-26 | 2019-04-21 | 國家中山科學研究院 | I/Q imbalance calibration device |
| CN109754545A (en) * | 2017-11-06 | 2019-05-14 | 东芝泰格有限公司 | The control method of information processing unit and information processing unit |
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| CN103166719B (en) | 2016-05-11 |
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