CN103166719B - Received signal strength report method and device - Google Patents
Received signal strength report method and device Download PDFInfo
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- CN103166719B CN103166719B CN201110422338.2A CN201110422338A CN103166719B CN 103166719 B CN103166719 B CN 103166719B CN 201110422338 A CN201110422338 A CN 201110422338A CN 103166719 B CN103166719 B CN 103166719B
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Abstract
The present invention is a kind of received signal strength report method and device. Described received signal strength report method not only can be by signal strength signal intensity in time, be presented on mobile phone interface exactly, and substantially do not increase the current drain of mobile phone. The device of described received signal strength comprises that setting unit, receiving element, difference computational unit, the first comparing unit, first report identifying unit, minimum of a value unit, the second comparing unit, second to report identifying unit.
Description
Technical field
The present invention relates to mobile phone signal field, relate in particular to a kind of mobile phone signal intensity lattice number and receive more accurately the intensity of signalInstruction (ReceivedSignalStrengthIndicator is called for short RSSI) report method and device.
Background technology
At existing bottom (mobile phone baseband) received signal strength report method, be to set on a received signal strength substantiallyReport threshold values, this value is generally 5dBm. When cell phone system is found received signal strength currency and the front reception letter once reportingWhen number intensity level has the variation that is more than or equal to 5dBm, just report upper strata (mobile phone interface), mobile phone interface is according to the reception reportingSignal strength values shows corresponding signal lattice number. Such report method has following problem: for example, and the front reception once reportingSignal strength values is-96dBm, (note :-100dBm is to-95dBm, and signal lattice number is 2, the scope that-96dBm is 2 at lattice number),Received signal strength currency is-(90dBm is to-95dBm, and signal lattice number is 3, the model that-92dBm is 3 at lattice number for 92dBmEnclose) ,-92dBm is to-96dBm, changes 4dBm and is less than and reports threshold values 5dBm, so do not report. On mobile phone interface, showSignal lattice number remains 2 lattice, instead of-3 lattice that 92dBm is corresponding. If received signal strength reports threshold values to be set to 1dBm,Once can make like this received signal strength change, just report upper strata, although signal strength signal intensity lattice number can be both accurately when postscriptGround shows, can increase current drain but report so frequently.
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 canBy 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 object, 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 multiple critical value;
(b) receive a first signal intensity level;
(c) described first signal intensity level carries out phase reducing with the existing signal strength values existing, and takes absolute value, and obtains theBinary signal intensity level;
(d) described secondary signal intensity level and described threshold values compare operation, judge whether secondary signal intensity level is more than or equal to instituteState threshold values;
(e) if secondary signal intensity level is more than or equal to threshold values, report first signal intensity level, and by described existing signal strength values moreNew is first signal intensity level, shows described existing signal strength values otherwise still maintain;
(f), if secondary signal intensity level is less than threshold values, first signal intensity level and described multiple critical values are subtracted each other successively, obtainThe absolute value of multiple differences, then it is carried out to minimum of a value comparison, to obtain minimum of a value, described minimum of a value is the 3rd signal strength values;
(g) secondary signal intensity level and described the 3rd signal strength values compare operation, judge whether secondary signal intensity level is greater thanEqual the 3rd signal strength values;
(h) if secondary signal intensity level is more than or equal to the 3rd signal strength values, report first signal intensity level, and by described havingSignal strength values is updated to first signal intensity level; If secondary signal intensity level is less than the 3rd signal strength values, still remain aobviousShow described existing signal strength values.
A kind of received signal strength reporting device, comprises as lower unit:
Setting unit, for setting in advance a threshold values and multiple critical value;
Receiving element, for receiving a first signal intensity level;
Difference computational unit, enters for the first signal intensity level that receiving element is received and the existing signal strength values existingThe reducing of row phase, obtains secondary signal intensity level;
The first comparing unit, compares for secondary signal intensity level and the threshold values of setting unit that difference computational unit is calculatedOperation, judges whether secondary signal intensity level is more than or equal to described threshold values;
First reports identifying unit, for the comparative result judgement obtaining according to the first comparing unit, if secondary signal intensity level is greater thanEqual threshold values, report first signal intensity level, and described existing signal strength values is updated to first signal intensity level, noStill maintain and show described existing signal strength values;
Minimum of a value unit, for first signal intensity level and the multiple critical values of setting unit are subtracted each other successively, obtains multiple differencesAbsolute value, then it is carried out to minimum of a value comparison, to obtain minimum of a value, described minimum of a value is the 3rd signal strength values;
The second comparing unit, compares for the 3rd signal strength values and described secondary signal intensity level that minimum of a value unit is calculatedOperation, judges whether secondary signal intensity level is more than or equal to the 3rd described signal strength values;
Second reports identifying unit, for the comparative result judgement obtaining according to the second comparing unit, if secondary signal intensity level is greater thanEqual the 3rd signal strength values, report first signal intensity level, and described existing signal strength values is updated to first signalIntensity level, shows described existing signal strength values otherwise still maintain.
The invention has the advantages that, not only can be by signal strength signal intensity in time, be presented on mobile phone interface exactly, and also basicDo not increase the current drain of mobile phone.
Brief description of the drawings
Fig. 1 is the flow chart of the received signal strength report method described in the specific embodiment of the invention;
Fig. 2 is the structured flowchart of received signal strength reporting device of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of received signal strength report method of the present invention and device is elaborated.
It is the flow chart of the received signal strength report method described in the specific embodiment of the invention referring to Fig. 1.
Step S100: pre-set a threshold values and multiple critical value; Step S101: receive a first signal intensity level; StepS102: described first signal intensity level carries out phase reducing with the existing signal strength values existing, and takes absolute value,To secondary signal intensity level; Step S103: described secondary signal intensity level and described threshold values compare operation, judges secondWhether signal strength values is more than or equal to described threshold values; Step S104: if secondary signal intensity level is more than or equal to threshold values, reportOne signal strength values, and described existing signal strength values is updated to first signal intensity level, otherwise still maintain described in demonstrationExisting signal strength values; Step S105: if secondary signal intensity level is less than threshold values, first signal intensity level and described manyIndividual critical value is subtracted each other successively, obtains the absolute value of multiple differences, then it is carried out to minimum of a value comparison, to obtain minimum of a value, and instituteStating minimum of a value is the 3rd signal strength values; Step S106: secondary signal intensity level and described the 3rd signal strength values compareOperation, judges whether secondary signal intensity level is more than or equal to the 3rd signal strength values; Step S107: if secondary signal intensity level is largeIn equaling the 3rd signal strength values, report first signal intensity level, and described existing signal strength values is updated to the first letterNumber intensity level; If secondary signal intensity level is less than the 3rd signal strength values, still maintains and show 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, signal strength values correspondenceSignal strength signal intensity lattice number following (all situations is not quite similar, herein for for example): signal strength values-more than 90dBm, correspondenceBe 4 lattice signal strength signal intensities; Signal strength values between-90dBm, corresponds to 3 lattice signal strength signal intensities at-95dBm; Signal strength valuesTo between-95dBm, correspond to 2 lattice signal strength signal intensities at-100dBm; Signal strength values at-106dBm between-100dBm,Correspond to 1 lattice signal strength signal intensity. The threshold values of setting is 5dBm, and the first critical value is-106dBm, and the second critical value is-100dBm,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 receiving is-98dBm, existing signal strength values is-94dBm,Concrete implementation step is as follows:
Refer step S200: pre-set a threshold values and multiple critical value; Threshold values is set is 5dBm, multiple critical values set gradually intoThe 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;
Refer step S201: receiving 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,Obtain secondary signal intensity level 4dBm;
Refer step S203: judge 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 respectivelyWith the first critical value-106dBm, the second critical value-100dBm, three critical value-95dBm and four critical value-90dBm successivelySubtract each other, obtain the absolute value of multiple differences, then it is carried out to minimum of a value comparison. Wherein obtain respectively poor absolute value and be 8dBm,2dBm, 3dBm and 8dBm, finally obtaining minimum of a 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, judgementWhether secondary signal intensity level is more than or equal to the 3rd signal strength values;
Refer step S206: secondary signal intensity level 4dBm is greater than the 3rd signal strength values, reports first signal intensity level-98dBm,And upgrading existing signal strength values is-98dBm. Due to-98dBm at-100dBm between-95dBm, therefore signal strength signal intensityReport to interface, and correspondence shows 2 lattice signal strength signal intensities on interface.
It is the structured flowchart of received signal strength reporting device of the present invention referring to Fig. 2. On a kind of received signal strength, apply to installPut 200, comprise as lower unit:
A kind of received signal strength reporting device, comprises as lower unit: setting unit 201, and for pre-seting a threshold values and multiple criticalValue. Receiving element 202, for receiving a first signal intensity level. Difference computational unit 203, for receiving receiving elementFirst signal intensity level carry out phase reducing with the existing signal strength values existing, and take absolute value, obtain the second letterNumber intensity level. The first comparing unit 204, for secondary signal intensity level that difference computational unit is calculated and described valveValue compares operation, judges whether secondary signal intensity level is more than or equal to described threshold values. First reports identifying unit 205,For the comparative result judgement obtaining according to the first comparing unit, if secondary signal intensity level is more than or equal to threshold values, report theOne signal strength values, and described existing signal strength values is updated to first signal intensity level, otherwise still maintain described in demonstrationExisting signal strength values. Minimum of a value unit 206, for carrying out first signal intensity level and described multiple critical values successivelySubtract each other, obtain the absolute value of multiple differences, then it is carried out to minimum of a value comparison, to obtain minimum of a value, described minimum of a value is the 3rd letterNumber intensity level. The second comparing unit 207, for the 3rd signal strength values and described the second letter that minimum of a value unit is calculatedNumber intensity level compares operation, judges whether secondary signal intensity level is more than or equal to the 3rd described signal strength values. On secondReport identifying unit 208, for the comparative result judgement obtaining according to the second comparing unit, if secondary signal intensity level is greater than etc.In the 3rd signal strength values, report first signal intensity level, and will have signal strength values and be updated to first signal intensity level,Show existing signal strength values otherwise still maintain.
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 other for received signal strength, and report signalThe equipment of intensity and demonstration.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art,Under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as thisBright protection domain.
Claims (2)
1. a received signal strength report method, is characterized in that, comprises the steps:
(a) pre-set a threshold value and multiple critical value;
(b) receive a first signal intensity level;
(c) described first signal intensity level carries out phase reducing with the existing signal strength values existing, and takes absolute value, and obtains theBinary signal intensity level;
(d) described secondary signal intensity level and described threshold value compare operation, judge whether secondary signal intensity level is more than or equal to instituteState threshold value;
(e) if secondary signal intensity level is more than or equal to threshold value, report first signal intensity level, and by described existing signal strength values moreNew is first signal intensity level, shows described existing signal strength values otherwise still maintain;
(f), if secondary signal intensity level is less than threshold value, first signal intensity level and described multiple critical values are subtracted each other successively, obtainThe absolute value of multiple differences, then it is carried out to minimum of a value comparison, to obtain minimum of a value, described minimum of a value is the 3rd signal strength values;
(g) secondary signal intensity level and described the 3rd signal strength values compare operation, judge whether secondary signal intensity level is greater thanEqual the 3rd signal strength values;
(h) if secondary signal intensity level is more than or equal to the 3rd signal strength values, report first signal intensity level, and it is strong to have signalDegree value is updated to first signal intensity level; If secondary signal intensity level is less than the 3rd signal strength values, still maintain described in demonstrationExisting signal strength values.
2. a received signal strength reporting device, is characterized in that, comprises as lower unit:
Setting unit, for pre-seting a threshold value and multiple critical value;
Receiving element, for receiving a first signal intensity level;
Difference computational unit, carries out for the first signal intensity level that receiving element is received and the existing signal strength values existingPhase reducing, and take absolute value, secondary signal intensity level obtained;
The first comparing unit, the threshold value of setting for secondary signal intensity level that difference computational unit is calculated and setting unit is enteredRow compare operation, judges whether secondary signal intensity level is more than or equal to described threshold value;
First reports identifying unit, for the comparative result judgement obtaining according to the first comparing unit, if secondary signal intensity level is greater thanEqual threshold value, report first signal intensity level, and described existing signal strength values is updated to first signal intensity level, noStill maintain and show existing signal strength values;
Minimum of a value unit, for first signal intensity level and the multiple critical values of described setting unit are subtracted each other successively, obtains multiplePoor absolute value, then it is carried out to minimum of a value comparison, to obtain minimum of a value, described minimum of a value is the 3rd signal strength values;
The second comparing unit, compares for the 3rd signal strength values and described secondary signal intensity level that minimum of a value unit is calculatedOperation, judges whether secondary signal intensity level is more than or equal to the 3rd described signal strength values;
Second reports identifying unit, for the comparative result judgement obtaining according to the second comparing unit, if secondary signal intensity level is greater thanEqual the 3rd signal strength values, report first signal intensity level, and will have signal strength values and be updated to first signal intensity level,Show described existing signal strength values otherwise still maintain.
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CN104053180A (en) * | 2014-06-27 | 2014-09-17 | 青岛海信移动通信技术股份有限公司 | Signal strength display method and mobile terminal |
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 |
JP2019087857A (en) * | 2017-11-06 | 2019-06-06 | 東芝テック株式会社 | Information processing device and method for controlling information processing device |
TWI657671B (en) * | 2017-12-26 | 2019-04-21 | 國家中山科學研究院 | I/Q imbalance calibration device |
TWI657670B (en) * | 2017-12-26 | 2019-04-21 | 國家中山科學研究院 | I/Q imbalance calibration device |
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 |
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