CN101431708A - Terminal and method for recognizing headphone type - Google Patents
Terminal and method for recognizing headphone type Download PDFInfo
- Publication number
- CN101431708A CN101431708A CNA2008102393404A CN200810239340A CN101431708A CN 101431708 A CN101431708 A CN 101431708A CN A2008102393404 A CNA2008102393404 A CN A2008102393404A CN 200810239340 A CN200810239340 A CN 200810239340A CN 101431708 A CN101431708 A CN 101431708A
- Authority
- CN
- China
- Prior art keywords
- earphone
- plug
- default
- current value
- identified
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Headphones And Earphones (AREA)
Abstract
The invention provides a terminal and a method for identification of type of earphone, the terminal comprises a microprocessor and an earphone interface, the microprocessor comprises: a first obtaining module for obtaining a first current value of a first circuit formed by the earphone interface and a plug of the earphone to be identified, after the earphone to be identified is inserted into the earphone interface; an identifying module for determining the earphone to be identified as the first type of earphone once detecting the first current value is within a range of a predetermined current value, otherwise, for determining the earphone to be identified as the second type of earphone. The invention can, identify the type of the earphone on the basis of existing circuits without addition of new hardware.
Description
Technical field
The present invention relates to the communications field, relate in particular to the method for a kind of terminal and identification headset type.
Background technology
Mobile phone has become indispensable communication tool in people's life, and wherein mobile phone is also supported the function of playing back music except supporting basic communication function greatly.At present, the user uses earphone (Earphone) to make a phone call or listen to the music usually, and general earphone comprises following two types, and a kind of is syllogic (three-port) earphone, only supports the function listen to the music, does not support phone functions; Another is four-part form (four-port) earphone, supports the function of making a phone call and listening to the music simultaneously.
Be depicted as the structural representation of syllogic headset plug in the prior art as Figure 1A, the syllogic headset plug comprises L channel pin 11, R channel pin 12 and grounding pin 13; Be depicted as the structural representation of four-part form headset plug in the prior art as Figure 1B, the four-part form headset plug is except comprising L channel pin 11, R channel pin 12 and grounding pin 13, also comprise microphone signal pin 14, described microphone signal pin 14 is used to transmit microphone signal, adopts insulating material (black part among the figure) to separate between the different pins among above-mentioned Figure 1A and Figure 1B.
The syllogic headset plug is consistent with the shape and size of four-part form headset plug, the earphone interface setting on all corresponding and the mobile phone, and therefore, mobile phone is necessary to identify the headset type of insertion, to give the user corresponding operation indicating.
In realizing process of the present invention, the inventor finds to exist at least in the prior art following problem:
When the identification headset type, need on mobile phone, increase a headset type identification pin in the prior art, take the mobile phone hardware resource.
Summary of the invention
In view of this, the technical problem that the embodiment of the invention will solve provides the method for a kind of terminal and identification headset type, on the basis of available circuit, does not increase new hardware, can identify the type of earphone.
For achieving the above object, the embodiment of the invention provides a kind of terminal, comprises microprocessor and earphone interface, and described microprocessor comprises:
First acquisition module is used for after earphone to be identified inserts described earphone interface, obtains the plug of described earphone to be identified and first current value of first circuit that described earphone interface forms;
Identification module is used for determining that described earphone to be identified is a first kind earphone when detecting described first current value and be positioned at predetermined current value scope, otherwise determines that described earphone to be identified is the second type earphone.
The embodiment of the invention also provides a kind of method of discerning headset type, said method comprising the steps of:
After earphone to be identified inserts earphone interface, obtain the plug of described earphone to be identified and first current value of first circuit that described earphone interface forms;
When detecting described first current value and be positioned at predetermined current value scope, determine that described earphone to be identified is a first kind earphone, otherwise determine that described earphone to be identified is the second type earphone.
Embodiments of the invention have following beneficial effect:
Under the situation that does not increase new hardware resource, the size of bias voltage current in loop when inserting by detecting earphone, the type of identification earphone has reduced hardware cost.
Description of drawings
Figure 1A is the structural representation of syllogic headset plug in the prior art;
Figure 1B is the structural representation of four-part form headset plug in the prior art;
Fig. 2 is the structural representation of the terminal of the embodiment of the invention;
Fig. 3 is another structural representation of the terminal of the embodiment of the invention;
Fig. 4 is the another structural representation of the terminal of the embodiment of the invention;
Fig. 5 is the headset type identification circuit structural representation of the embodiment of the invention;
Fig. 6 is another structural representation of headset type identification circuit of the embodiment of the invention;
Fig. 7 is the schematic flow sheet of the headset type recognition methods of the embodiment of the invention;
Fig. 8 is another schematic flow sheet of method of the identification headset type of the embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
As Fig. 2 is the structural representation of the terminal of the embodiment of the invention, and described terminal 2 comprises microprocessor 20 and earphone interface 30, and described earphone interface 30 is used to receive the plug 1 of the outside earphone to be identified that inserts, and described microprocessor 20 comprises:
The terminal that provides by the foregoing description, under the situation that does not increase new hardware resource, the size of bias voltage current in loop when inserting by detecting earphone, the type of identification earphone has reduced hardware cost.
Above-mentioned predetermined current value scope can be default by manufacturer, also can test autonomous setting by experiment by the user.
As Fig. 3 is another structural representation of the terminal of the embodiment of the invention, and on the basis of the foregoing description, described terminal 2 also comprises:
The terminal that provides by the foregoing description, can insert in the described terminal 2 by the default earphone that the headset plug type is known, test the default current value of the default circuit at described default earphone place, and, set described predetermined current value scope according to described default current value.
Be illustrated in figure 4 as the another structural representation of the terminal of the embodiment of the invention, on the basis of above-mentioned terminal shown in Figure 3, described earphone interface 30 comprises bias voltage pin 31, grounding pin 32 and biasing resistor 33, described bias voltage pin 31 is connected with an end of biasing resistor 33, when the plug 1 of described earphone to be identified inserts described earphone interface 30, the other end of described biasing resistor 33 is connected with the plug of described earphone to be identified 1, and described grounding pin 32 is connected with the plug 1 of described earphone to be identified.
Described default circuit comprises: be arranged at bias voltage pin 31 on the described earphone interface 30, be arranged at grounding pin 32 on the described earphone interface 30, insert the plug of the default earphone on the described earphone interface 30 and be connected biasing resistor 33 between the plug of described bias voltage pin 31 and described default earphone, the plug of described default earphone is connected with described grounding pin 32.
Described first circuit comprises: the plug 1 of described bias voltage pin 31, described grounding pin 32, described earphone to be identified and be connected biasing resistor 33 between the plug 1 of described bias voltage pin 31 and described earphone to be identified, the plug 1 of described earphone to be identified is connected with described grounding pin 32.
In the above-described embodiments, the plug of the default earphone in the described default circuit can be the syllogic headset plug, also can be the four-part form headset plug, below is elaborated respectively.
When the plug of the default earphone in described default circuit is the syllogic headset plug, biasing resistor 33 is connected with the grounding pin of default earphone, be equivalent to described biasing resistor 33 ground connection, at this moment, default current value in the described default circuit equals: the bias voltage that bias voltage pin 31 provides is divided by the total impedance of default circuit, and the total impedance of described default circuit promptly equals the impedance of biasing resistor 33.
When the earphone to be identified of the earphone interface that inserts terminal is the syllogic earphone, circuit such as Fig. 5 that terminal and described syllogic earphone form, the L channel pin of described terminal is connected with the L channel pin of described syllogic earphone, the R channel pin of described terminal is connected with the R channel pin of described syllogic earphone, and above-mentioned L channel pin and R channel pin all are used for transmitting audio signal; The bias voltage pin of terminal is connected with an end of biasing resistor, and the other end of biasing resistor is connected with the grounding pin of described syllogic earphone; The grounding pin of described terminal is connected with the grounding pin of described syllogic earphone; As can be seen from Figure 5, can form a loop between the grounding pin of the grounding pin of bias voltage pin, biasing resistor, terminal, syllogic earphone, described bias voltage pin can provide bias voltage, and biasing resistor plays the dividing potential drop effect, prevents that above-mentioned loop is short-circuited.
At this moment, first current value of first circuit at described syllogic earphone place, should equal the default current value in principle, yet, in actual detected, owing to reasons such as detection errors, first current value that obtains might not equal described default current value, but fluctuates in the certain limit up and down in the default current value, therefore, need when obtaining the default current value, set a predetermined current value scope.For example, when described default current value is 0.5mA, predetermined current value scope can be set at (0.45mA～0.55mA),, think that promptly described earphone is the syllogic earphone as long as first current value is positioned at described scope.
Because, as default earphone, and first current value of first circuit at above-mentioned first kind earphone place is positioned at the predetermined current value scope to the foregoing description with the syllogic earphone, therefore, above-mentioned first kind earphone is the syllogic earphone, and the above-mentioned second type earphone is the four-part form earphone.
According to prior art as can be known, the difference of four-part form earphone and syllogic earphone is: the four-part form earphone has the microphone signal pin.When the plug of the default earphone in described default circuit is the four-part form headset plug, biasing resistor 33 is connected with the microphone signal pin of default earphone, at this moment, default current value in the described default circuit equals: the bias voltage that bias voltage pin 31 provides is divided by the total impedance of default circuit, and the total impedance of described default circuit equals the impedance of biasing resistor 33 and the impedance sum of microphone signal pin.
When the earphone to be identified of the earphone interface that inserts terminal is the four-part form earphone, circuit such as Fig. 6 that terminal and described four-part form earphone form, the L channel pin of described terminal is connected with the L channel pin of described four-part form earphone, the R channel pin of described terminal is connected with the R channel pin of described four-part form earphone, and above-mentioned L channel pin and R channel pin all are used for transmitting audio signal; The bias voltage pin of terminal is connected with an end of biasing resistor, and the other end of biasing resistor is connected with the microphone signal pin of described four-part form earphone; The grounding pin of described terminal is connected with the grounding pin of described four-part form earphone; In the four-part form earphone, also comprise and answer switch, one end of answering switch is connected with the microphone signal pin, the other end is connected with the grounding pin of earphone, when described four-part form earphone only is used to listen to the music, the described switch of answering cuts out, when described four-part form earphone is used to make a phone call, to answer switch disconnects, MIC signal (the MIC+ that earphone is collected, MIC-) be transferred to terminal through described microphone signal pin, that is to say that above-mentioned headset type identification circuit promptly is existing earphone receiving circuit.As can be seen from Figure 6, the microphone signal pin of the grounding pin of bias voltage pin, biasing resistor, terminal, four-part form earphone and answer and to form a loop (when not being pressed, being in closed condition) between the switch at the described switch of answering; After the described switch opens, described bias voltage pin can provide the operating voltage of microphone.
When the four-part form earphone inserts terminal, described biasing resistor is connected with the microphone signal pin of described earphone, and first current value of first circuit at described earphone place should equal the default current value in principle, yet, in actual detected, owing to reasons such as detection errors, first current value that obtains might not equal described default current value, but fluctuate in the certain limit up and down in the default current value, therefore, need when obtaining the default current value, set a predetermined current value scope.For example, when described default current value is 0.2mA, predetermined current value scope can be set at (0.15mA～0.25mA),, think that promptly described earphone is the four-part form earphone as long as first current value is positioned at described scope.
Because, as default earphone, and first current value of first circuit at above-mentioned first kind earphone place is positioned at the predetermined current value scope to the foregoing description with the four-part form earphone, therefore, above-mentioned first kind earphone is the four-part form earphone, and the above-mentioned second type earphone is the syllogic earphone.
In the foregoing description, biasing resistor generally is arranged on the earphone interface of described terminal, and certainly, described biasing resistor also can be arranged on the plug of earphone.
Below, with object lesson the foregoing description is described:
Suppose that the bias voltage that the impedance of biasing resistor provides for 2.2K Ω, bias voltage pin is 2.8V, as default earphone, therefore, the default current value in described default loop is 2.8V/2.2K Ω=1.27mA with the syllogic earphone;
According to described default current value, set a predetermined current value scope, be assumed to be (1.24mA～1.30mA);
After inserting earphone to be identified, detect first current value of first circuit at described earphone to be identified place, when described first current value is positioned at described predetermined current value scope, judge that then described earphone is the syllogic earphone; When described first current value is not positioned at described predetermined current value scope, then judge described four-part form earphone.
The terminal that provides by the foregoing description, on can the basis of available circuit, need not increase new hardware, the current value in the bias voltage loop by detecting earphone to be identified place, and relatively, thereby discern the type of described earphone with described current value and predetermined current value scope.
In the foregoing description, total impedance according to default circuit, obtain a default current value, default earphone in the described default circuit is syllogic earphone or four-part form earphone, certainly, also can be with syllogic earphone and four-part form earphone simultaneously as default earphone, obtain the syllogic earphone respectively as first default current value of default circuit and four-part form earphone second default current value as default earphone, and set the first predetermined current value scope according to described first default current value, set the second predetermined current value scope according to described second default current value; When earphone to be identified inserts described terminal, obtain first current value of first circuit at described earphone to be identified place, and compare with the described first predetermined current value scope and the second predetermined current value scope respectively, when described first current value is positioned at the first predetermined current value scope, judge that described earphone is the syllogic earphone, when described first current value is positioned at the second predetermined current value scope, judge that described earphone is the four-part form earphone.
Below, with object lesson the foregoing description is described:
The impedance of supposing biasing resistor is 2.8V for the bias voltage that the impedance of the microphone signal pin of 2.2K Ω, four-part form earphone provides for 2.2K Ω, bias voltage pin, therefore, obtaining first default current value is: 2.8V/2.2K Ω=1.27mA, and second default current value is: 2.8V/ (2.2K Ω+2.2K Ω)=0.64mA;
According to described first default current value and second default current value, set two predetermined current value scopes, suppose that the first predetermined current value scope is for (1.24mA～1.30mA), the second predetermined current value scope are (0.60mA～0.68mA);
When earphone inserts described terminal, detect first current value of first circuit at described earphone place, when described first current value is positioned at the described first predetermined current value scope, judge that then described earphone is the syllogic earphone; When described first current value is positioned at the described second predetermined current value scope, judge that then described earphone is the four-part form earphone.
In the foregoing description, described terminal can be mobile phone, PC, PDA etc.
By the terminal that the foregoing description provides, can utilize original telephone receiving circuit, realize the identification of the type of earphone, promptly earphone identification circuit and earphone receiving circuit are shared, therefore, have made full use of the hardware resource of terminal, have reduced the production cost of terminal.
Be illustrated in figure 7 as the schematic flow sheet of method of the identification headset type of the embodiment of the invention, said method comprising the steps of:
The method that provides by the foregoing description, under the situation that does not increase new hardware resource, the size of bias voltage current in loop when inserting by detecting earphone, the type of identification earphone has reduced hardware cost.
Be illustrated in figure 8 as another schematic flow sheet of method of the identification headset type of the embodiment of the invention, said method comprising the steps of:
More than two steps be optional, set the predetermined current value range before can dispatching from the factory by terminal manufacturer.
Described default circuit comprises: be arranged at bias voltage pin on the described earphone interface, be arranged at grounding pin on the described earphone interface, insert the plug of the default earphone on the described earphone interface and be connected biasing resistor between the plug of described bias voltage pin and described default earphone, the plug of described default earphone is connected with described grounding pin.
Described first circuit comprises: the plug of described bias voltage pin, described grounding pin, described earphone to be identified and be connected biasing resistor between the plug of described bias voltage pin and described earphone to be identified, the plug of described earphone to be identified is connected with described grounding pin.
In the above-described embodiments, the plug of the default earphone in the described default circuit can be the syllogic headset plug, also can be the four-part form headset plug, below is elaborated respectively.
At the syllogic earphone during as default earphone, biasing resistor is connected with the grounding pin of default earphone, at this moment, default current value in the described default circuit equals: the bias voltage that the bias voltage pin provides is divided by the total impedance of default circuit, the total impedance of described default circuit equals the impedance of biasing resistor, and according to described default current settings one predetermined current value scope.First current value of first circuit at above-mentioned first kind earphone place is positioned at the predetermined current value scope, and therefore, above-mentioned first kind earphone is the syllogic earphone, and the above-mentioned second type earphone is the four-part form earphone.
At the four-part form earphone during as default earphone, biasing resistor is connected with the microphone signal pin of default earphone, at this moment, default current value in the described default circuit equals: the bias voltage that the bias voltage pin provides is divided by the total impedance of default circuit, the total impedance of described default circuit equals the impedance of biasing resistor and the impedance sum of microphone signal pin, and according to described default current settings one predetermined current value scope.First current value of first circuit at above-mentioned first kind earphone place is positioned at the predetermined current value scope, and therefore, above-mentioned first kind earphone is the four-part form earphone, and the above-mentioned second type earphone is the syllogic earphone.
In the foregoing description, total impedance according to default circuit, obtain a default current value, default earphone in the described default circuit is syllogic earphone or four-part form earphone, certainly, also can be with syllogic earphone and four-part form earphone simultaneously as default earphone, obtain the syllogic earphone respectively as first default current value of default circuit and four-part form earphone second default current value as default earphone, and set the first predetermined current value scope according to described first default current value, set the second predetermined current value scope according to described second default current value; When earphone to be identified inserts described terminal, first current value with first circuit at described earphone to be identified place, compare with the described first predetermined current value scope and the second predetermined current value scope respectively, when described first current value is positioned at the first predetermined current value scope, judge that described earphone is the syllogic earphone, when described first current value is positioned at the second predetermined current value scope, judge that described earphone is the four-part form earphone.
The method that provides by the foregoing description, the current value in bias voltage loop that can be by detecting the earphone place of inserting described terminal, and with described current value and the comparison of predetermined current value scope, thus discern the type of described earphone.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this obtains the machine software product and is stored in the storage medium, comprises that some instructions are used so that a station terminal equipment is carried out the described method of each embodiment of the present invention.
The above only is a preferred implementation 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 (12)
1. a terminal comprises microprocessor and earphone interface, it is characterized in that, described microprocessor comprises:
First acquisition module is used for after earphone to be identified inserts described earphone interface, obtains the plug of described earphone to be identified and first current value of first circuit that described earphone interface forms;
Identification module is used for determining that described earphone to be identified is a first kind earphone when detecting described first current value and be positioned at predetermined current value scope, otherwise determines that described earphone to be identified is the second type earphone.
2. terminal according to claim 1 is characterized in that, also comprises:
Second acquisition module is used to obtain the default current value of the default circuit at default earphone place;
Setting module is used for according to described default current value, sets described predetermined current value scope.
3. terminal according to claim 2 is characterized in that:
Described default circuit comprises: be arranged at bias voltage pin on the described earphone interface, be arranged at grounding pin on the described earphone interface, insert the plug of the default earphone on the described earphone interface and be connected biasing resistor between the plug of described bias voltage pin and described default earphone, the plug of described default earphone is connected with described grounding pin.
4. according to each described terminal of claim 1-3, it is characterized in that:
Described first circuit comprises: the plug of bias voltage pin, grounding pin, described earphone to be identified and be connected biasing resistor between the plug of described bias voltage pin and described earphone to be identified, the plug of described earphone to be identified is connected with grounding pin.
5. terminal according to claim 4 is characterized in that:
The plug of described default earphone is the syllogic headset plug,
The plug of described first kind earphone is the syllogic headset plug,
The plug of the described second type earphone is the four-part form headset plug;
Or described default headset plug is the four-part form headset plug,
The plug of described first kind earphone is the four-part form headset plug,
The plug of the described second type earphone is the syllogic headset plug.
6. terminal according to claim 5 is characterized in that:
The plug of described earphone to be identified is the four-part form headset plug;
The plug of described earphone to be identified comprises the microphone signal pin, and described microphone signal pin is connected with described biasing resistor.
7. terminal according to claim 6 is characterized in that:
Described biasing resistor is arranged on the described earphone interface or on the headset plug.
8. a method of discerning headset type is characterized in that, may further comprise the steps:
After earphone to be identified inserts earphone interface, obtain the plug of described earphone to be identified and first current value of first circuit that described earphone interface forms;
When detecting described first current value and be positioned at predetermined current value scope, determine that described earphone to be identified is a first kind earphone, otherwise determine that described earphone to be identified is the second type earphone.
9. the method for identification headset type according to claim 8 is characterized in that, and is described after earphone to be identified inserts earphone interface, obtains the plug of described earphone to be identified and first current value of first circuit that described earphone interface forms and also comprises before:
Obtain the default current value of the default circuit at default earphone place;
According to described default current value, set described predetermined current value scope.
10. the method for identification headset type according to claim 9 is characterized in that:
Described default circuit comprises: be arranged at bias voltage pin on the described earphone interface, be arranged at grounding pin on the described earphone interface, insert the plug of the default earphone on the described earphone interface and be connected biasing resistor between the plug of described bias voltage pin and described default earphone, the plug of described default earphone is connected with described grounding pin.
11. the method for each described identification headset type according to Claim 8-10 is characterized in that:
Described first circuit comprises: the plug of described bias voltage pin, described grounding pin, described earphone to be identified and be connected biasing resistor between the plug of described bias voltage pin and described earphone to be identified, the plug of described earphone to be identified is connected with described grounding pin.
12. the method for identification headset type according to claim 11 is characterized in that:
The plug of described default earphone is the syllogic headset plug,
The plug of described first kind earphone is the syllogic headset plug,
The plug of the described second type earphone is the four-part form headset plug;
Or described default headset plug is the four-part form headset plug,
The plug of described first kind earphone is the four-part form headset plug,
The plug of the described second type earphone is the syllogic headset plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102393404A CN101431708A (en) | 2008-12-10 | 2008-12-10 | Terminal and method for recognizing headphone type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102393404A CN101431708A (en) | 2008-12-10 | 2008-12-10 | Terminal and method for recognizing headphone type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101431708A true CN101431708A (en) | 2009-05-13 |
Family
ID=40646826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008102393404A Pending CN101431708A (en) | 2008-12-10 | 2008-12-10 | Terminal and method for recognizing headphone type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101431708A (en) |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075845A (en) * | 2010-12-29 | 2011-05-25 | 上海华勤通讯技术有限公司 | Method for identifying earphone types |
| CN102281479A (en) * | 2010-06-10 | 2011-12-14 | 美律实业股份有限公司 | Earphone plug with mode switching function |
| WO2012031481A1 (en) * | 2010-09-07 | 2012-03-15 | 中兴通讯股份有限公司 | Adaptive circuit of earphone interface |
| CN102448006A (en) * | 2010-10-14 | 2012-05-09 | 鸿富锦精密工业（深圳）有限公司 | Detection circuit of audio equipment |
| CN102469190A (en) * | 2010-11-19 | 2012-05-23 | 比亚迪股份有限公司 | Complete machine debugging method and device based on mobile communication terminal |
| CN102510550A (en) * | 2011-11-15 | 2012-06-20 | 深圳市中兴移动通信有限公司 | Method for distinguishing three-segment earphone and four-segment earphone on wireless terminal |
| CN103051989A (en) * | 2011-10-12 | 2013-04-17 | 宏达国际电子股份有限公司 | Audio electronic device and audio plug recognition and operation method |
| CN103096210A (en) * | 2011-11-04 | 2013-05-08 | 纬创资通股份有限公司 | Signal connection module, electronic device and connector identification method |
| CN103369420A (en) * | 2012-03-30 | 2013-10-23 | 三星电子株式会社 | Apparatus and method for interfacing earphone |
| CN103379396A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Method, module and circuit of audio interface microphone electrode and ground electrode control |
| CN103945317A (en) * | 2014-04-25 | 2014-07-23 | 矽力杰半导体技术(杭州)有限公司 | Detection method and circuit for detecting type of earphone connector |
| CN103988088A (en) * | 2011-12-16 | 2014-08-13 | 高通股份有限公司 | Plug type detection |
| CN104602164A (en) * | 2015-01-15 | 2015-05-06 | 广东小天才科技有限公司 | Self-adaptation circuit of headset and electronic equipment thereof |
| CN104754461A (en) * | 2013-12-30 | 2015-07-01 | 联想(北京)有限公司 | Matched headset recognizing method and device and electronic device |
| WO2015117374A1 (en) * | 2014-08-18 | 2015-08-13 | 中兴通讯股份有限公司 | Adaptive switching device and method for multi-standard earphone, and terminal |
| CN105100477A (en) * | 2015-07-28 | 2015-11-25 | 努比亚技术有限公司 | Terminal prompt device and method |
| CN105451126A (en) * | 2014-07-21 | 2016-03-30 | 美律电子（惠州）有限公司 | Mobile device and corresponding anti-noise earphone |
| CN105657606A (en) * | 2014-11-14 | 2016-06-08 | 中兴通讯股份有限公司 | Earphone identification and connection method and circuit |
| CN106465005A (en) * | 2015-02-15 | 2017-02-22 | 华为技术有限公司 | Earphone type identification method, apparatus and terminal device |
| CN107341122A (en) * | 2017-07-25 | 2017-11-10 | 广东欧珀移动通信有限公司 | Equipment access processing method, equipment access processing unit and mobile terminal |
| CN111338457A (en) * | 2020-03-13 | 2020-06-26 | RealMe重庆移动通信有限公司 | Mobile terminal control method, mobile terminal control device and mobile terminal |
| CN113316064A (en) * | 2021-04-28 | 2021-08-27 | 杭州小派智能科技有限公司 | Method, system, head-mounted display device and storage medium for earphone and loudspeaker recognition |
-
2008
- 2008-12-10 CN CNA2008102393404A patent/CN101431708A/en active Pending
Cited By (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102281479A (en) * | 2010-06-10 | 2011-12-14 | 美律实业股份有限公司 | Earphone plug with mode switching function |
| CN102404665B (en) * | 2010-09-07 | 2016-12-07 | 中兴通讯股份有限公司 | A kind of earphone interface adaptive circuit |
| WO2012031481A1 (en) * | 2010-09-07 | 2012-03-15 | 中兴通讯股份有限公司 | Adaptive circuit of earphone interface |
| CN102404665A (en) * | 2010-09-07 | 2012-04-04 | 中兴通讯股份有限公司 | Earphone interface self-adaptation circuit |
| CN102448006A (en) * | 2010-10-14 | 2012-05-09 | 鸿富锦精密工业（深圳）有限公司 | Detection circuit of audio equipment |
| CN102448006B (en) * | 2010-10-14 | 2015-09-09 | 赛恩倍吉科技顾问（深圳）有限公司 | Detection circuit of audio equipment |
| CN102469190A (en) * | 2010-11-19 | 2012-05-23 | 比亚迪股份有限公司 | Complete machine debugging method and device based on mobile communication terminal |
| CN102469190B (en) * | 2010-11-19 | 2015-09-30 | 比亚迪股份有限公司 | Based on complete machine debugging method and the device of mobile communication terminal |
| CN102075845A (en) * | 2010-12-29 | 2011-05-25 | 上海华勤通讯技术有限公司 | Method for identifying earphone types |
| CN103051989B (en) * | 2011-10-12 | 2016-05-18 | 宏达国际电子股份有限公司 | Audio electronics device and audio jack identification and method of operating |
| CN103051989A (en) * | 2011-10-12 | 2013-04-17 | 宏达国际电子股份有限公司 | Audio electronic device and audio plug recognition and operation method |
| CN103096210A (en) * | 2011-11-04 | 2013-05-08 | 纬创资通股份有限公司 | Signal connection module, electronic device and connector identification method |
| CN103096210B (en) * | 2011-11-04 | 2016-04-13 | 纬创资通股份有限公司 | Signal connection module, electronic device and connector identification method |
| US9326068B2 (en) | 2011-11-04 | 2016-04-26 | Wistron Corporation | Signal connecting module, electronic device, and connector identification method thereof |
| CN102510550A (en) * | 2011-11-15 | 2012-06-20 | 深圳市中兴移动通信有限公司 | Method for distinguishing three-segment earphone and four-segment earphone on wireless terminal |
| CN103988088B (en) * | 2011-12-16 | 2017-03-22 | 高通股份有限公司 | plug type detection |
| US10237658B2 (en) | 2011-12-16 | 2019-03-19 | Qualcomm Incorporated | Plug type detection |
| CN103988088A (en) * | 2011-12-16 | 2014-08-13 | 高通股份有限公司 | Plug type detection |
| CN103369420B (en) * | 2012-03-30 | 2017-03-01 | 三星电子株式会社 | Apparatus and method for earphone docking |
| US9179233B2 (en) | 2012-03-30 | 2015-11-03 | Samsung Electronics Co., Ltd. | Apparatus and method for interfacing earphone |
| CN103369420A (en) * | 2012-03-30 | 2013-10-23 | 三星电子株式会社 | Apparatus and method for interfacing earphone |
| CN103379396B (en) * | 2012-04-26 | 2018-10-12 | 国民技术股份有限公司 | The control method in audio interface microphone pole and earth polar, module and circuit |
| CN103379396A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Method, module and circuit of audio interface microphone electrode and ground electrode control |
| CN104754461A (en) * | 2013-12-30 | 2015-07-01 | 联想(北京)有限公司 | Matched headset recognizing method and device and electronic device |
| CN104754461B (en) * | 2013-12-30 | 2019-03-08 | 联想(北京)有限公司 | A kind of matching earphone recognition methods, device and electronic equipment |
| CN103945317B (en) * | 2014-04-25 | 2018-09-18 | 矽力杰半导体技术(杭州)有限公司 | Detection method and detection circuit for test earphone joint categories |
| CN103945317A (en) * | 2014-04-25 | 2014-07-23 | 矽力杰半导体技术(杭州)有限公司 | Detection method and circuit for detecting type of earphone connector |
| CN105451126A (en) * | 2014-07-21 | 2016-03-30 | 美律电子（惠州）有限公司 | Mobile device and corresponding anti-noise earphone |
| CN105376665A (en) * | 2014-08-18 | 2016-03-02 | 中兴通讯股份有限公司 | Multi-standard earphone self-adaptive switching device and method, and terminal |
| WO2015117374A1 (en) * | 2014-08-18 | 2015-08-13 | 中兴通讯股份有限公司 | Adaptive switching device and method for multi-standard earphone, and terminal |
| CN105657606A (en) * | 2014-11-14 | 2016-06-08 | 中兴通讯股份有限公司 | Earphone identification and connection method and circuit |
| US10615550B2 (en) | 2014-11-14 | 2020-04-07 | Zte Corporation | Earphone recognition and connection methods and circuits and storage medium |
| CN104602164B (en) * | 2015-01-15 | 2019-03-12 | 广东小天才科技有限公司 | Earphone is from adapter circuit and electronic equipment |
| CN104602164A (en) * | 2015-01-15 | 2015-05-06 | 广东小天才科技有限公司 | Self-adaptation circuit of headset and electronic equipment thereof |
| CN106465005A (en) * | 2015-02-15 | 2017-02-22 | 华为技术有限公司 | Earphone type identification method, apparatus and terminal device |
| CN105100477A (en) * | 2015-07-28 | 2015-11-25 | 努比亚技术有限公司 | Terminal prompt device and method |
| CN107341122A (en) * | 2017-07-25 | 2017-11-10 | 广东欧珀移动通信有限公司 | Equipment access processing method, equipment access processing unit and mobile terminal |
| CN111338457A (en) * | 2020-03-13 | 2020-06-26 | RealMe重庆移动通信有限公司 | Mobile terminal control method, mobile terminal control device and mobile terminal |
| CN113316064A (en) * | 2021-04-28 | 2021-08-27 | 杭州小派智能科技有限公司 | Method, system, head-mounted display device and storage medium for earphone and loudspeaker recognition |
| CN113316064B (en) * | 2021-04-28 | 2023-01-24 | 杭州小派智能科技有限公司 | Method, system, head-mounted display device and storage medium for earphone and loudspeaker recognition |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101431708A (en) | Terminal and method for recognizing headphone type | |
| CA2876696C (en) | Audio interface self-adaption device | |
| CN103974163B (en) | Earphone compatible method and device and mobile terminal | |
| CN201509235U (en) | Headphone detection circuit of mobile terminal and mobile terminal thereof | |
| CN103220614B (en) | A kind of audio interface type detection device | |
| KR101636771B1 (en) | Circuit apparatus and method for recognition earphone in electronic device | |
| CN201142743Y (en) | Headphone interface circuit and mobile phone with the same | |
| CN101686282A (en) | Portable device including earphone circuit and operation method using the same | |
| CN103379420B (en) | A kind of method determining earphone line sequence and electronic equipment | |
| CN101924835B (en) | Mobile telephone communication method and mobile telephone | |
| CN101917497A (en) | Method and device for earphone and USB to share micro-USB interface | |
| CN102480563B (en) | Control method and device in process of inserting earphone into earphone socket | |
| CN103716734A (en) | Apparatus and method for detecting insertion of headset into mobile station | |
| CN101841753A (en) | Drive-by-wire earphone for portable electronic equipment and method for realizing drive-by-wire | |
| CN101938546A (en) | Earphone microphone detection method based on mobile phone and mobile phone | |
| CN101287202A (en) | Earphone detecting method for mobile terminal | |
| CN202721789U (en) | Audio interface adaptive device | |
| CN105050001A (en) | Headset compatible circuit and working method thereof | |
| CN107786741A (en) | A kind of HAC systems and its implementation based on mobile terminal | |
| CN103067601B (en) | Mobile terminal and detecting method of earphone inserting state thereof | |
| CN201750528U (en) | Audio processing device | |
| CN101841754A (en) | Terminal and voice-input device selection method | |
| CN101778320A (en) | Microphone key-press earphone and state identification method | |
| CN101990144A (en) | Double earphone adapter, main board and method for detecting double earphones | |
| CN102710821A (en) | Hand microphone for interphone and interphone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20090513 |