CN102004507A - Method and device for regulating temperature of electroacoustic device - Google Patents
Method and device for regulating temperature of electroacoustic device Download PDFInfo
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- CN102004507A CN102004507A CN 201010546503 CN201010546503A CN102004507A CN 102004507 A CN102004507 A CN 102004507A CN 201010546503 CN201010546503 CN 201010546503 CN 201010546503 A CN201010546503 A CN 201010546503A CN 102004507 A CN102004507 A CN 102004507A
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Abstract
The embodiment of the invention provides a method and a device for regulating temperature of an electroacoustic device, for simplifying a protection method and lowering the cost. The method comprises the steps of: acquiring temperature data of a region around a complete machine sound cavity; and regulating a complete machine audio output power according to the temperature data to ensure that the temperature of the region around the complete machine sound cavity is kept in a temperature range of normal work of the electroacoustic device. Because the method is realized through software, and hardware equipment is not added, the method provided in the embodiment of the invention effectively protects the electroacoustic device, which is simple in realizing and does not need to expand more money, and ensures that the manufacture cost of electronic equipment is greatly reduced.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of adjusting electro-acoustic element method of temperature and device.
Background technology
Electro-acoustic element (electro-acoustic device) is the device that class electricity harmony is changed mutually, and it utilizes electromagnetic induction, electrostatic induction or piezoelectric effect to wait and finishes the electroacoustic conversion.Common electro-acoustic element comprises loudspeaker, earphone, microphone and pickup etc., and these common electro-acoustic elements extensively are incorporated in the electronic equipment, for example, and mobile phone, CD player and television terminal etc.
Along with the development of society, the user also shows especially all the more the demand of big volume, for example, in the public arena of noise and excitement, needs big volume just can catch the other side's speech, and therefore, the output of handset audio signal often is designed in superpower and uses.Thus, the scope (being generally-20 ℃ to 70 ℃) when some electro-acoustic element working temperatures can surpass operate as normal usually causes electro-acoustic element spoilage and repair rate all than higher.
At the problem that above-mentioned electro-acoustic element faces, a kind of solution of industry is: reduce the output power of mobile phone, meanwhile, increase the quantity of electro-acoustic element.So, both avoided audio signal output damage to electro-acoustic element when superpower, satisfied the demand of user again big volume.
Yet the increasing of electro-acoustic element not only means need take more space, and needs the more wealth of cost, and therefore, the said method of industry implements the comparison difficulty, and cost increases.
Summary of the invention
The embodiment of the invention provides a kind of adjusting electro-acoustic element method of temperature and device, to simplify guard method and to reduce cost.
The embodiment of the invention provides a kind of adjusting electro-acoustic element method of temperature, comprising: the temperature data of gathering peripheral region, complete machine sound chamber;
According to described temperature data, regulate the complete machine sound output, so that the temperature of peripheral region, described complete machine sound chamber remains within the temperature range of electro-acoustic element operate as normal.
The embodiment of the invention provides a kind of device of regulating the electro-acoustic element temperature, comprising: the temperature data acquisition module is used to gather the temperature data of peripheral region, complete machine sound chamber;
The output power adjustment module is used for the temperature data according to described temperature data acquisition module collection, regulates the complete machine sound output, so that the temperature of peripheral region, described complete machine sound chamber remains within the temperature range of electro-acoustic element operate as normal.
The embodiment of the invention provides a kind of electronic equipment with electro-acoustic element, comprises the device of above-mentioned adjusting electro-acoustic element temperature.
From the invention described above embodiment as can be known, the present invention is the temperature data by collection peripheral region, complete machine sound chamber, then, and according to these temperature datas that collects, regulate the complete machine sound output, the temperature of peripheral region, complete machine sound chamber is remained within the temperature range of electro-acoustic element operate as normal.Because said method is to realize by software, does not increase hardware device, therefore; the method that the embodiment of the invention provides has been protected electro-acoustic element effectively; not only implement simply, and do not need to spend more wealth, make the manufacturing cost of electronic equipment greatly reduce.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, to do to introduce simply to the accompanying drawing of required use in prior art or the embodiment description below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing as these accompanying drawings.
Fig. 1 is the adjusting electro-acoustic element method of temperature schematic flow sheet that the embodiment of the invention provides;
Fig. 2 is the curve synoptic diagram that the temperature data of the peripheral region, complete machine sound chamber that collects of the embodiment of the invention changes with complete machine service time;
To be the complete machine sound output that provides of the embodiment of the invention change synoptic diagram service time with complete machine and/or electro-acoustic element to Fig. 3;
Fig. 4 is a kind of device logical organization synoptic diagram of regulating the electro-acoustic element temperature that the embodiment of the invention provides;
Fig. 5 is a kind of device logical organization synoptic diagram of regulating the electro-acoustic element temperature that another embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Seeing also accompanying drawing 1, is the adjusting electro-acoustic element method of temperature schematic flow sheet that the embodiment of the invention provides.Mainly comprise step:
S101, the temperature data of collection peripheral region, complete machine sound chamber.
Generally speaking, the temperature of peripheral region, sound chamber both can reflect and the size of complete machine sound output can reflect the temperature that electro-acoustic element is current again.Therefore, in embodiment provided by the invention, can gather the temperature data of peripheral region, complete machine sound chamber.Because when electro-acoustic element is worked, electrical characteristic parameters such as the impedance of some element of electro-acoustic element, capacitive reactance, output voltage or input voltage are along with can there be certain changing value in the variation of output power, therefore, in embodiments of the present invention, can adopt temperature sensor to convert the changing value of these electrical characteristic parameters the simulating signal of temperature to, export after the simulating signal of these temperature being carried out changing digital signal into after the processing of digital signal again.In embodiments of the present invention, temperature data changes with the variation of complete machine service time, as accompanying drawing 2 curve synoptic diagrams that the temperature data of the peripheral region, complete machine sound chamber that collects changes with complete machine service time, among the figure, transverse axis is represented complete machine service time, and the longitudinal axis is represented the temperature data of peripheral region, complete machine sound chamber.
In embodiments of the present invention, except the temperature data of gathering peripheral region, complete machine sound chamber, can also further gather the temperature data of single electro-acoustic element.
S102 according to temperature data, regulates the complete machine sound output, so that the temperature of this peripheral region, complete machine sound chamber remains within the temperature range of electro-acoustic element operate as normal.
As previously mentioned, can directly gather the temperature data of single electro-acoustic element.Therefore, in embodiments of the present invention, can regulate the complete machine sound output, regulate the complete machine sound output or, regulate the complete machine sound output according to peripheral region, complete machine sound chamber temperature data simultaneously according to complete machine sound chamber peripheral region temperature data and the time dependent temperature data of electro-acoustic element according to the time dependent temperature data of electro-acoustic element.
According to people's otoacoustic emission characteristic as can be known, can be in a kind of fatigue state under the long-time stimulation of people's ear at sound, at this moment, people's ear reduces the susceptibility of volume.Under this situation, if reduce volume, promptly reduce sound output, can not influence user's impression.
In embodiments of the present invention, can be along with the growth of complete machine and/or electro-acoustic element service time, progressively reduce the complete machine sound output, as shown in Figure 3, the complete machine sound output that the embodiment of the invention provides changes synoptic diagram service time with complete machine and/or electro-acoustic element, wherein, transverse axis is represented complete machine and/or electro-acoustic element service time, and the longitudinal axis is represented the complete machine sound output.According to the characteristic of people's otoacoustic emission, the reduction of complete machine sound output can not influence user's impression under this situation, simultaneously, has avoided the damage of the lasting rising of complete machine and/or electro-acoustic element temperature to electro-acoustic element yet.
Particularly, if the amplitude of variation of temperature data is bigger, for example, if complete machine sound chamber peripheral region temperature data and/or the time dependent temperature of electro-acoustic element significantly increase the reduction amplitude of then corresponding increase complete machine sound output.
From the invention described above embodiment as can be known, the present invention is the temperature data by collection peripheral region, complete machine sound chamber, then, and according to these temperature datas that collects, regulate the complete machine sound output, the temperature of peripheral region, complete machine sound chamber is remained within the temperature range of electro-acoustic element operate as normal.Because said method can be realized by software, does not need to increase hardware devices such as electro-acoustic element, therefore; the method that the embodiment of the invention provides has been protected electro-acoustic element effectively; not only implement simply, and save cost, make the manufacturing cost of electronic equipment greatly reduce.
Seeing also accompanying drawing 4, is a kind of device logical organization synoptic diagram of regulating the electro-acoustic element temperature that the embodiment of the invention provides.For convenience of explanation, only show the part relevant with the embodiment of the invention.Front end shown in Figure 4 comprises temperature data acquisition module 401 and output power adjustment module 402, wherein:
Temperature data acquisition module 401 is used to gather the temperature data of peripheral region, complete machine sound chamber.
Owing to the temperature of peripheral region, sound chamber, both can reflect the size of complete machine sound output, can reflect the temperature that electro-acoustic element is current again.Therefore, in embodiment provided by the invention, temperature data acquisition module 401 can be gathered the temperature data of peripheral region, complete machine sound chamber.
Particularly, temperature data acquisition module 401 may further include temperature sensor 4011, and the changing value of electrical characteristic parameter converts the simulating signal of temperature to when being used for the work of described electro-acoustic element, and described analog signal conversion is become digital signal.
In embodiments of the present invention, temperature data acquisition module 401 can also further be gathered the temperature data of single electro-acoustic element except the temperature data of gathering peripheral region, complete machine sound chamber.Concrete acquisition method is similar with the method for the temperature data of gathering peripheral region, complete machine sound chamber, does not do and gives unnecessary details.
Output power adjustment module 402 is used for the temperature data according to described temperature data acquisition module 401 collections, regulates the complete machine sound output, so that the temperature of this peripheral region, complete machine sound chamber remains within the temperature range of electro-acoustic element operate as normal.
As previously mentioned, because temperature data acquisition module 401 can directly be gathered the temperature data of single electro-acoustic element.Therefore, in embodiments of the present invention, output power adjustment module 402 can be regulated the complete machine sound output, regulate the complete machine sound output or simultaneously according to complete machine sound chamber peripheral region temperature data and the time dependent temperature data of electro-acoustic element, regulate the complete machine sound output according to the time dependent temperature data of electro-acoustic element according to peripheral region, complete machine sound chamber temperature data.
In embodiments of the present invention, output power adjustment module 402 can progressively reduce the complete machine sound output along with the growth of complete machine and/or electro-acoustic element service time.Because, according to people's otoacoustic emission characteristic as can be known, under of the long-time stimulation of people's ear, can be in a kind of fatigue state at sound, at this moment, people's ear reduces the susceptibility of volume.Under this situation, if reduce volume, promptly reduce sound output, can not influence user's impression, simultaneously, also avoided the damage of the lasting rising of complete machine and/or electro-acoustic element temperature to electro-acoustic element.
The output power adjustment module 402 of Fig. 4 example can comprise intelligent regulon 501, as shown in Figure 5 the device of the adjusting electro-acoustic element temperature that provides of another embodiment of the present invention.Described intelligent regulon 501 is used for if the amplitude of variation of described temperature data is bigger the reduction amplitude of then corresponding increase complete machine sound output.
The embodiment of the invention also provides a kind of electronic equipment with above-mentioned accompanying drawing 4 to the electro-acoustic element of accompanying drawing 5 examples.
From the invention described above embodiment as can be known, embodiments of the invention are by gathering the temperature data of peripheral region, complete machine sound chamber, then, according to these temperature datas that collects, regulate the complete machine sound output, the temperature of peripheral region, complete machine sound chamber is remained within the temperature range of electro-acoustic element operate as normal.Because the device of the embodiment of the invention can be realized by software; on hardware, need not add more electro-acoustic element; therefore; the method that the embodiment of the invention provides is when having protected electro-acoustic element effectively; also have and realize simply; and cost-effective advantage makes the manufacturing cost of electronic equipment greatly reduce.
Need to prove, contents such as the information interaction between each module/unit of said apparatus, implementation, since with the inventive method embodiment based on same design, its technique effect that brings is identical with the inventive method embodiment, particular content can repeat no more referring to the narration among the inventive method embodiment herein.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of the foregoing description is to instruct relevant hardware to finish by program, this program can be stored in the computer-readable recording medium, storage medium can comprise: ROM (read-only memory) (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD etc.
More than a kind of adjusting electro-acoustic element method of temperature and device that the embodiment of the invention is provided be described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (12)
1. regulate the electro-acoustic element method of temperature for one kind, it is characterized in that described method comprises:
Gather the temperature data of peripheral region, complete machine sound chamber;
According to described temperature data, regulate the complete machine sound output, so that the temperature of peripheral region, described complete machine sound chamber remains within the temperature range of electro-acoustic element operate as normal.
2. the method for claim 1 is characterized in that, further comprises:
Gather the temperature data of described electro-acoustic element.
3. method as claimed in claim 2 is characterized in that, and is described according to described temperature data, regulates the complete machine sound output and comprises:
According to the temperature data of described complete machine sound chamber peripheral region temperature data and/or described electro-acoustic element, regulate the complete machine sound output.
4. as claim 1 or 3 described methods, it is characterized in that described temperature data according to described complete machine sound chamber peripheral region temperature data and/or described electro-acoustic element is regulated the complete machine sound output and comprised:
Growth with complete machine and/or electro-acoustic element service time reduces the complete machine sound output gradually.
5. method as claimed in claim 4 is characterized in that, the amplitude of described reduction complete machine sound output changes according to the amplitude of variation of described temperature data;
If the amplitude of variation of described temperature data increases, the reduction amplitude of then corresponding increase complete machine sound output.
6. a device of regulating the electro-acoustic element temperature is characterized in that, described device comprises:
The temperature data acquisition module is used to gather the temperature data of peripheral region, complete machine sound chamber;
The output power adjustment module is used for the temperature data according to described temperature data acquisition module collection, regulates the complete machine sound output, so that the temperature of peripheral region, described complete machine sound chamber remains within the temperature range of electro-acoustic element operate as normal.
7. device as claimed in claim 6 is characterized in that described temperature data acquisition module also is used to gather the temperature data of described electro-acoustic element.
8. device as claimed in claim 7, it is characterized in that, described output power adjustment module specifically is used for regulating the complete machine sound output according to the complete machine sound chamber peripheral region temperature data of described temperature data acquisition module collection and/or the temperature data of described electro-acoustic element.
9. device as claimed in claim 6 is characterized in that, described output power adjustment module specifically is used for the growth with complete machine and/or electro-acoustic element service time, reduces the complete machine sound output gradually.
10. device as claimed in claim 9 is characterized in that, described output power adjustment module comprises
The intelligence regulon is used for if the amplitude of variation of described temperature data increases the reduction amplitude of then corresponding increase complete machine sound output.
11. device as claimed in claim 6 is characterized in that, described temperature data acquisition module comprises at least:
Temperature sensor, the changing value of electrical characteristic parameter converts the simulating signal of temperature to when being used for the work of described electro-acoustic element, and described analog signal conversion is become digital signal.
12. the electronic equipment with electro-acoustic element is characterized in that, described electronic equipment comprises the device as electro-acoustic element temperature as described in any described adjusting of claim 6 to 11.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010546503 CN102004507A (en) | 2010-11-16 | 2010-11-16 | Method and device for regulating temperature of electroacoustic device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010546503 CN102004507A (en) | 2010-11-16 | 2010-11-16 | Method and device for regulating temperature of electroacoustic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046669A (en) * | 2017-03-03 | 2017-08-15 | 广东欧珀移动通信有限公司 | Electronic installation and the detection method based on temperature |
Citations (2)
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| CN2914549Y (en) * | 2006-02-09 | 2007-06-20 | 宁波东威电子有限公司 | Multicenter speaker lifetime and speech coil temperature monitoring instrument |
| CN101877807A (en) * | 2010-06-18 | 2010-11-03 | 中兴通讯股份有限公司 | Loudspeaker and method for playing sound source |
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2010
- 2010-11-16 CN CN 201010546503 patent/CN102004507A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914549Y (en) * | 2006-02-09 | 2007-06-20 | 宁波东威电子有限公司 | Multicenter speaker lifetime and speech coil temperature monitoring instrument |
| CN101877807A (en) * | 2010-06-18 | 2010-11-03 | 中兴通讯股份有限公司 | Loudspeaker and method for playing sound source |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046669A (en) * | 2017-03-03 | 2017-08-15 | 广东欧珀移动通信有限公司 | Electronic installation and the detection method based on temperature |
| CN107046669B (en) * | 2017-03-03 | 2020-08-21 | Oppo广东移动通信有限公司 | Electronic device and temperature-based detection method |
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Application publication date: 20110406 |