CN1753427A - Device and method for automatically regulating mobile terminal loudness - Google Patents
Device and method for automatically regulating mobile terminal loudness Download PDFInfo
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- CN1753427A CN1753427A CN 200410078035 CN200410078035A CN1753427A CN 1753427 A CN1753427 A CN 1753427A CN 200410078035 CN200410078035 CN 200410078035 CN 200410078035 A CN200410078035 A CN 200410078035A CN 1753427 A CN1753427 A CN 1753427A
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Abstract
This invention discloses a device for automatically adjusting volumes of mobile terminals including: a RF receiving/emitting module connected with a power test module for receiving RF signals from the base station and emitting signals to the base station in terms of a certain power, a power test module for testing the emitting power of the RF receiving /emitting module to provide the tested power values to an adaptive algorithm module, an adaptive algorithm module for determining the due adjusted volume values of a mobile terminal loudspeaker to be provided to a loudspeaker volume adjusting module, a loudspeaker volume adjusting module for adjusting the volume of the loudspeaker. This invention also discloses a method including: adjusting the volume of the loudspeaker based on the current emit power and configured data of the tested mobile terminal to reduce the radiation power emitted by the mobile terminals.
Description
Technical field
The present invention relates to the portable terminal technology, be meant a kind of device and method of automatic adjustment mobile terminal loudness especially.
Background technology
The transmitting power of portable terminal is that usually said terminal radiation is ubiquitous, and this radiation is to be harmful to health.
The transmitting power of portable terminal can be along with varying environment, as weather conditions, surrounding environment etc., and changes the power of its transmitting power, and promptly the transmitting power of portable terminal is variable.In the variable range of mobile terminal emitting power, under the same distance, the radiant power that the user receives is directly proportional with the transmitting power of portable terminal; Portable terminal is launched with equal-wattage, square being inversely proportional to of radiant power that the user receives and user and distance of mobile terminal, and promptly the distance of user and portable terminal is far away more, and the radiant power that the user receives can reduce rapidly, and available following formula is described:
Wherein, W
rBe the radiant power that the user receives, W from portable terminal
sBe the transmitting power of portable terminal, r is the distance between portable terminal and the user.
When user's bid, because portable terminal and user's distance is very near, therefore, the radiant power that the user receives can be bigger, like this, and how under the situation that guarantees user's normal call, reduce the radiant power that the user receives, become a problem that merits attention.
Summary of the invention
In view of this, one object of the present invention is to provide a kind of device of automatic adjustment mobile terminal loudness, another object of the present invention is to provide a kind of method of automatic adjustment mobile terminal loudness, makes portable terminal can adjust the volume of loud speaker automatically.
In order to achieve the above object, the invention provides a kind of device of automatic adjustment mobile terminal loudness, this device comprises:
Radio frequency reception/transmitter module links to each other with power detection module, is used to receive the radiofrequency signal from the base station, and according to certain power to base station transmit signals;
Power detection module is used to detect the transmitting power of radio frequency reception/transmitter module, and the performance number that measures is provided to the adaptive algorithm module;
The adaptive algorithm module is used for the configuration data according to the performance number of receiving and self configuration, determines the volume value that the portable terminal loud speaker should be adjusted, and offers the speaker volume adjusting module then;
The speaker volume adjusting module is used for adjusting the volume of portable terminal loud speaker according to the volume value of receiving.
Set first set point and/or second set point, this device further comprises:
The power reminding module links to each other with power detection module, is used for sending prompting according to the indication from power detection module of receiving to the user;
Described power detection module is used for when the performance number that measures is lower than first set point and/or is higher than second set point, sends indication to the power reminding module.
This device further comprises:
The second adaptive algorithm module is used for the configuration data according to the performance number of receiving and self configuration, determines the volume value that portable terminal Mike should adjust, and offers Mike's Audio Control Module then;
Mike's Audio Control Module is used for according to the volume value of receiving, adjusts portable terminal Mike's automatic gain control, makes partner can hear voice.
Described second configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the Mike's volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between Mike's volume value.
Described configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the speaker volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between the speaker volume value.
The present invention also provides a kind of method of automatic adjustment mobile terminal loudness, and this method comprises:
A, according to the current transmit power and the configuration data of the portable terminal of measuring, adjust the volume of portable terminal loud speaker.
Further comprise before the described steps A: whether the current transmit power of judging the portable terminal that measures surpasses set point, if, execution in step A then; Otherwise the current transmit power of portable terminal is measured in continuation.
Further comprise before the described steps A: judge whether portable terminal is inserted with earphone, if then carry out the earphone handling process; Otherwise, execution in step A.
Described configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the speaker volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between the speaker volume value.
The volume of adjusting the portable terminal loud speaker described in the steps A comprises: determine the volume value that the portable terminal loud speaker should be adjusted, according to the volume of determining volume value adjustment loud speaker.
This method further comprises: according to the current transmit power and second configuration data of portable terminal, adjust portable terminal Mike's automatic gain control, make partner can hear voice.
Described second configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the Mike's volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between Mike's volume value.
Described adjustment portable terminal Mike's volume comprises: determine the volume value that portable terminal Mike should adjust, the automatic gain control according to determining volume value adjustment Mike makes partner can hear voice.
Set first set point and/or second set point, this method further comprises: when the current transmit power of portable terminal is lower than first set point and/or is higher than second set point, send prompting to the user.
Further comprise after the described steps A: judge whether portable terminal inserts earphone, if then carry out the earphone handling process; Otherwise, execution in step A.
Described execution earphone further comprises before handling out: stop the measurement to the portable terminal current transmit power.
Further comprise after the described execution earphone handling process: whether the earphone of judging portable terminal is extracted, if, execution in step A then; Otherwise, continue to carry out the earphone handling process.
The scheme that proposes according to the present invention, transmitting power according to portable terminal, automatically adjust the volume of loud speaker, so that the user along with the volume adjustment of loud speaker and the distance between the portable terminal, realizes the purpose of the portable terminal radiation emitted power that the reduction user receives.
Description of drawings
Fig. 1 shows the apparatus structure schematic diagram of automatic adjustment mobile terminal loudness;
Fig. 2 shows the flow chart of automatic adjustment mobile terminal loudness;
Fig. 3 shows the thresholding of mobile terminal emitting power and divides schematic diagram.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
From physical angle, sound source is a kind of ripple, has the performance number of sending, and under the same distance, the power of the sound source that people's ear receives is directly proportional with the transmitting power of sound source; Sound source is launched with equal-wattage, square being inversely proportional to of the power of the sound source that people's ear receives and people and sound source distance, and available following formula is described:
Wherein, Ψ
rThe power that the behaviour ear receives from sound source, Ψ
sBe the transmitting power of sound source, r is the distance between sound source and the people's ear.
In order to reduce the portable terminal radiation emitted power that the user receives, good far more from mobile terminal skip, but do not having under the situation of earphone, portable terminal is far away more from the user, also just be not easy to hear the sound that spreads out of in the loud speaker more, like this, it is good closely more to wish again from mobile terminal skip, a kind of implementation has been proposed among the present invention, promptly according to the transmitting power of portable terminal, automatically adjust the volume of loud speaker, so that the user along with the volume adjustment of loud speaker and the distance between the portable terminal, realizes the purpose of the portable terminal radiation emitted power that the reduction user receives.
Fig. 1 shows the apparatus structure schematic diagram of automatic adjustment mobile terminal loudness, as shown in Figure 1, the device of adjusting mobile terminal loudness automatically comprises radio frequency reception/transmitter module 101, power detection module 102, adaptive algorithm module 103 and speaker volume adjusting module 104.Wherein, radio frequency reception/transmitter module 101 is used to receive the radiofrequency signal from the base station, and according to certain power to base station transmit signals, this performance number can be by signal strength signal intensity, determine with the factors such as distance of base station; Power detection module 102 is used to detect the transmitting power of the radio frequency reception/transmitter module of portable terminal, and surpasses when setting thresholding in the performance number that measures, and the transmission power level of the portable terminal that measures is provided to adaptive algorithm module 103; Adaptive algorithm module 103 is determined the volume value that loud speaker should be adjusted according to performance number and the configuration data from power detection module 102 received, offers speaker volume adjusting module 104 then; Speaker volume adjusting module 104 is according to the volume value of receiving from adaptive algorithm module 103, adjust the volume of loud speaker, make that the user can be according to the volume of loud speaker, automatically adjust the distance between own and the portable terminal, be the volume of loud speaker when becoming big, the user can make portable terminal from own far away, when the volume of loud speaker diminishes, the user can make portable terminal from own near, thereby reduces the portable terminal radiation emitted power that the user receives.
Above-described configuration data can be the corresponding relation between mobile terminal emitting power thresholding and the speaker volume value, promptly when mobile terminal emitting power is a certain thresholding, and the suitable volume value of adjusting of loud speaker; Also can be safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between the speaker volume value, promptly when mobile terminal emitting power is a certain thresholding, distance between corresponding user and the portable terminal, and the volume value of the loud speaker that should adjust under this distance, concrete form as shown in Table 1, the thresholding of mobile terminal emitting power is divided signal as shown in Figure 3.The corresponding relation of above data can obtain by experiment, so that the portable terminal radiation emitted power that the user receives is within zone of reasonableness.
| The mobile terminal emitting power threshold value | Suitable distance between portable terminal and the user | The volume value that loud speaker need be adjusted |
| The upper limit | ||
| Thresholding 1 | ||
| Thresholding 2 |
| …… | ||
| Lower limit |
Table one
The lower limit and the higher limit of mobile terminal emitting power can be set in power detection module 102.When the transmitting power of portable terminal reaches lower limit, power detection module 102 just can report the transmission power level of current mobile terminal to adaptive algorithm 103, can make in the adaptive algorithm module 103 data items of configuration needn't be too much, guarantee that again portable terminal radiation emitted power that the user receives is within zone of reasonableness.When the transmitting power of portable terminal reaches higher limit, show that the transmitting power of portable terminal has reached the degree of comparison danger, can be by in the device of adjusting mobile terminal loudness automatically, increasing power reminding module 105, be used to point out the user under the situation that guarantees conversation, try one's best portable terminal away from oneself, the specific implementation process is: the transmission power level that power detection module 102 measures portable terminal is during more than or equal to the higher limit set, and indicated horsepower reminding module 105 sends prompting to the user.Power reminding module 105 can by sound, mode such as flashing light point out the user with portable terminal as far as possible away from oneself.In addition, in the time of also can being less than or equal to the lower limit of setting at the transmission power level that power detection module 102 measures portable terminal, indicated horsepower reminding module 105 sends prompting to the user, and the prompting user can make portable terminal with own near as far as possible.Mobile terminal emitting power reaches higher limit or is lower than the prompting of lower limit, can make the details of the clear and definite current prompting of user by different prompting modes.
Owing to the distance between user and the portable terminal can change along with the size of mobile terminal emitting power, in user's communication process, iff the volume of adjusting loud speaker, and the words of Mike's volume not being adjusted, then make portable terminal away from own the user, can reduce calling quality greatly, make the other side can't not hear dialog context, like this, can in the device of above-mentioned automatic adjustment mobile terminal loudness, increase by one second adaptive algorithm module and Mike's Audio Control Module again, this second adaptive algorithm module is used for according to performance number and the configuration data from power detection module 102 received, determine the volume value that Mike should adjust, offer Mike's Audio Control Module then; Mike's Audio Control Module is adjusted Mike's volume according to the volume value of receiving from the adaptive algorithm module, makes with user's communication the other side and can not hear dialog context.
Above-described configuration data can be the corresponding relation between mobile terminal emitting power thresholding and the Mike's volume value, promptly when mobile terminal emitting power is a certain thresholding, and the suitable volume value of adjusting of Mike; Also can be safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between Mike's volume value, promptly when mobile terminal emitting power is a certain thresholding, distance between corresponding user and the portable terminal, and the Mike's that should adjust under this distance volume value.The corresponding relation of above data can obtain by experiment, has both made portable terminal radiation emitted power that the user receives within zone of reasonableness, makes partner can vividly not hear dialog context again.
In addition, power detection module 102 can be only when the transmitting power of portable terminal reaches lower limit, the current transmit power value of portable terminal just is provided to adaptive algorithm module 103, but the transmitting power of all portable terminals that will measure all offers adaptive algorithm module 103, adaptive algorithm module 103 is searched the data that self disposes, if find and the corresponding data of portable terminal current transmit power, then determine the volume value that loud speaker should be adjusted, and offer speaker volume adjusting module 104; Otherwise, do not carry out subsequent operation.
Fig. 2 shows the flow chart of automatic adjustment mobile terminal loudness, and as shown in Figure 2, the implementation procedure of adjusting mobile terminal loudness automatically may further comprise the steps:
Step 201: judge whether portable terminal is inserted with earphone, if then execution in step 209; Otherwise, execution in step 202.More than operation can be undertaken by power detection module, is not inserted with earphone if power detection module detects portable terminal, then starts the measurement to the transmitting power of radio frequency reception/transmitter module.
The process of step 204 described above～step 206 can further comprise: power detection module reports the current transmit power of portable terminal to the second adaptive algorithm module, the second adaptive algorithm module is according to the current transmit power and the configuration data of the portable terminal of receiving, determine the volume value that Mike should adjust, offer Mike's Audio Control Module then.Mike's Audio Control Module is adjusted Mike's automatic gain control according to the volume value of receiving, makes when sound reaches partner through the power after the analog-to-digital conversion, makes its sound that can vividly hear, and does not have obviously sudden change.And can further comprise: power detection module notice power reminding module sends prompting to the user, the prompting user with portable terminal from own nearer or far.
Step 207: detect the earphone state of portable terminal in real time, judge whether portable terminal inserts earphone, if then execution in step 208; Otherwise, return execution in step 202.
Step 208: power detection module stops the measurement to mobile terminal emitting power.
The operation of above-described each step can not only be realized by described each module, also can be finished by other entities that can realize corresponding function.
The above earphone can be the earphone that can use on all portable terminals such as general earphone, bluetooth earphone.
In a word, the above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (17)
1, a kind of device of automatic adjustment mobile terminal loudness is characterized in that, this device comprises:
Radio frequency reception/transmitter module links to each other with power detection module, is used to receive the radiofrequency signal from the base station, and according to certain power to base station transmit signals;
Power detection module is used to detect the transmitting power of radio frequency reception/transmitter module, and the performance number that measures is provided to the adaptive algorithm module;
The adaptive algorithm module is used for the configuration data according to the performance number of receiving and self configuration, determines the volume value that the portable terminal loud speaker should be adjusted, and offers the speaker volume adjusting module then;
The speaker volume adjusting module is used for adjusting the volume of portable terminal loud speaker according to the volume value of receiving.
2, device according to claim 1 is characterized in that, sets first set point and/or second set point, and this device further comprises:
The power reminding module links to each other with power detection module, is used for sending prompting according to the indication from power detection module of receiving to the user;
Described power detection module is used for when the performance number that measures is lower than first set point and/or is higher than second set point, sends indication to the power reminding module.
3, device according to claim 1 and 2 is characterized in that, this device further comprises:
The second adaptive algorithm module is used for the configuration data according to the performance number of receiving and self configuration, determines the volume value that portable terminal Mike should adjust, and offers Mike's Audio Control Module then;
Mike's Audio Control Module is used for according to the volume value of receiving, adjusts portable terminal Mike's automatic gain control, makes partner can hear voice.
4, method according to claim 3 is characterized in that, described second configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the Mike's volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between Mike's volume value.
5, method according to claim 1 is characterized in that, described configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the speaker volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between the speaker volume value.
6, a kind of method of automatic adjustment mobile terminal loudness is characterized in that, this method comprises:
A, according to the current transmit power and the configuration data of the portable terminal of measuring, adjust the volume of portable terminal loud speaker.
7, method according to claim 6 is characterized in that, further comprises before the described steps A: whether the current transmit power of judging the portable terminal that measures surpasses set point, if, execution in step A then; Otherwise the current transmit power of portable terminal is measured in continuation.
8, method according to claim 6 is characterized in that, further comprises before the described steps A: judge whether portable terminal is inserted with earphone, if then carry out the earphone handling process; Otherwise, execution in step A.
9, method according to claim 6 is characterized in that, described configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the speaker volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between the speaker volume value.
10, method according to claim 9 is characterized in that, the volume of adjusting the portable terminal loud speaker described in the steps A comprises: determine the volume value that the portable terminal loud speaker should be adjusted, according to the volume of determining volume value adjustment loud speaker.
11, method according to claim 6 is characterized in that, this method further comprises: according to the current transmit power and second configuration data of portable terminal, adjust portable terminal Mike's automatic gain control, make partner can hear voice.
12, method according to claim 11 is characterized in that, described second configuration data is: the corresponding relation between mobile terminal emitting power thresholding and the Mike's volume value; Or be: the safe distance between mobile terminal emitting power thresholding, user and the portable terminal, corresponding relation between Mike's volume value.
13, method according to claim 12, it is characterized in that, described adjustment portable terminal Mike's volume comprises: determine the volume value that portable terminal Mike should adjust, the automatic gain control according to determining volume value adjustment Mike makes partner can hear voice.
14, method according to claim 6, it is characterized in that, set first set point and/or second set point, this method further comprises: when the current transmit power of portable terminal is lower than first set point and/or is higher than second set point, send prompting to the user.
15, method according to claim 6 is characterized in that, further comprises after the described steps A: judge whether portable terminal inserts earphone, if then carry out the earphone handling process; Otherwise, execution in step A.
16, method according to claim 15 is characterized in that, described execution earphone further comprises before handling out: stop the measurement to the portable terminal current transmit power.
17, according to Claim 8 or 15 described methods, it is characterized in that further comprise after the described execution earphone handling process: whether the earphone of judging portable terminal is extracted, if, execution in step A then; Otherwise, continue to carry out the earphone handling process.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410078035 CN1753427A (en) | 2004-09-20 | 2004-09-20 | Device and method for automatically regulating mobile terminal loudness |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410078035 CN1753427A (en) | 2004-09-20 | 2004-09-20 | Device and method for automatically regulating mobile terminal loudness |
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| CN1753427A true CN1753427A (en) | 2006-03-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101419795B (en) * | 2008-12-03 | 2011-04-06 | 北京志诚卓盛科技发展有限公司 | Audio signal detection method and device, and auxiliary oral language examination system |
| CN102364931A (en) * | 2011-10-12 | 2012-02-29 | 深圳创维－Rgb电子有限公司 | Dynamic volume regulation method, device and television |
| CN103731542A (en) * | 2012-10-11 | 2014-04-16 | 北京新媒传信科技有限公司 | Method and device for managing application supporting headset operations |
| CN105549402A (en) * | 2015-12-18 | 2016-05-04 | 东莞酷派软件技术有限公司 | Intelligent household control method and device |
| CN107566618A (en) * | 2017-08-18 | 2018-01-09 | 广东欧珀移动通信有限公司 | volume adjusting method, device, terminal device and storage medium |
| CN108337364A (en) * | 2017-12-27 | 2018-07-27 | 惠州硕贝德无线科技股份有限公司 | A method of changed using antenna receiving sensitivity and automatically adjusts In Call |
-
2004
- 2004-09-20 CN CN 200410078035 patent/CN1753427A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101419795B (en) * | 2008-12-03 | 2011-04-06 | 北京志诚卓盛科技发展有限公司 | Audio signal detection method and device, and auxiliary oral language examination system |
| CN102364931A (en) * | 2011-10-12 | 2012-02-29 | 深圳创维－Rgb电子有限公司 | Dynamic volume regulation method, device and television |
| CN102364931B (en) * | 2011-10-12 | 2013-08-07 | 深圳创维－Rgb电子有限公司 | Dynamic volume regulation method, device and television |
| CN103731542A (en) * | 2012-10-11 | 2014-04-16 | 北京新媒传信科技有限公司 | Method and device for managing application supporting headset operations |
| CN103731542B (en) * | 2012-10-11 | 2015-12-09 | 北京新媒传信科技有限公司 | To management method and the device of supporting the application that earphone operates |
| CN105549402A (en) * | 2015-12-18 | 2016-05-04 | 东莞酷派软件技术有限公司 | Intelligent household control method and device |
| CN107566618A (en) * | 2017-08-18 | 2018-01-09 | 广东欧珀移动通信有限公司 | volume adjusting method, device, terminal device and storage medium |
| CN108337364A (en) * | 2017-12-27 | 2018-07-27 | 惠州硕贝德无线科技股份有限公司 | A method of changed using antenna receiving sensitivity and automatically adjusts In Call |
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