CN108540903A - A kind of volume amplification accessory, terminal, volume amplify accessory recognition methods - Google Patents
A kind of volume amplification accessory, terminal, volume amplify accessory recognition methods Download PDFInfo
- Publication number
- CN108540903A CN108540903A CN201810371571.4A CN201810371571A CN108540903A CN 108540903 A CN108540903 A CN 108540903A CN 201810371571 A CN201810371571 A CN 201810371571A CN 108540903 A CN108540903 A CN 108540903A
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- volume
- accessory
- terminal
- amplifies
- amplifier
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- 230000003321 amplification Effects 0.000 title claims abstract description 48
- 238000003199 nucleic acid amplification method Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000005236 sound signal Effects 0.000 claims abstract description 30
- 206010048865 Hypoacusis Diseases 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 17
- 239000010409 thin film Substances 0.000 description 11
- 238000004590 computer program Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000003760 hair shine Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
A kind of volume amplification accessory of offer of the embodiment of the present invention, terminal, volume amplify accessory recognition methods, are related to movable accessory field, and volume amplification accessory includes：Volume amplifier and earphone interface.The audio signal input end of volume amplifier is electrically connected with the L channel end of earphone interface and right channel end respectively, and volume amplifier is used to amplify the audio signal of the terminal output received by earphone interface.The power end of volume amplifier is electrically connected with the ends Mike MIC of earphone interface.The ends MIC are used for when earphone interface is electrically connected with terminal, are connected to the power supply of terminal.Volume amplifies accessory and obtains power supply and audio signal from terminal by earphone interface and carry out volume amplification, not only offers convenience to crowd hard of hearing, while being also convenient for the case where terminal sound needs amplification in life.Secondly, volume amplifies accessory from terminal acquisition power supply, therefore need not configure independent current source, to reduce the size that volume amplifies accessory, improves portability.
Description
Technical field
The present embodiments relate to movable accessory field more particularly to a kind of volume amplification accessory, terminal, volume amplification match
Part recognition methods.
Background technology
The volume (such as incoming ring tone volume or the outer playback amount of music) of mobile terminal depends primarily on terminal use at present
Loudspeaker, and for crowd hard of hearing, the volume of mobile terminal itself cannot be satisfied demand.It in the prior art, can be by
Speaker is to improve the volume of mobile device, but the portability of speaker is poor, as a consequence it is hardly possible to carry.
Invention content
A kind of volume amplification accessory of offer of the embodiment of the present invention, terminal, volume amplify accessory recognition methods, existing for solving
Have in technology by speaker with not convenient enough the problem of the method for improving mobile device volume.
On the one hand, an embodiment of the present invention provides a kind of volumes to amplify accessory, including：Volume amplifier and earphone connect
Mouthful.The audio signal input end of the volume amplifier is electrically connected with the L channel end of the earphone interface and right channel end respectively
It connects, the volume amplifier is used to amplify the audio signal of the terminal output received by the earphone interface.The sound
The power end of amount amplifier is electrically connected with the ends Mike MIC of the earphone interface；The ends MIC, in the earphone interface
When being electrically connected with the terminal, it is connected to the power supply of the terminal.Since volume amplification accessory passes through in earphone interface
The ends MIC are connected to the power supply of terminal, and the audio of terminal output is received by the L channel end of earphone interface and right channel end
Signal, the audio signal then received by volume amplifier amplification are not only given hard of hearing to realize the amplification to terminal volume
Crowd offers convenience, while being also convenient for the case where terminal sound needs amplification in life.Secondly, volume amplifies accessory from terminal
Power supply is obtained, therefore need not independent power supply be set in volume amplifies accessory, amplifies accessory to reduce volume
Size improves portability, is carried convenient for user.
Optionally, the Enable Pin of the volume amplifier is connect with the power end of the volume amplifier.
Optionally, the volume amplifier includes audio-frequency power amplifier and acoustical-electrical transducer.The Audio power amplifier
The power end of device is connect with the ends MIC of the earphone interface, the audio signal input end of the audio-frequency power amplifier respectively with
The L channel end of the earphone interface and the electrical connection of right channel end, the Enable Pin of the audio-frequency power amplifier and the audio work(
The power end of rate amplifier connects, and the output end of the audio-frequency power amplifier is connect with the acoustical-electrical transducer.
Optionally, it connects between the Enable Pin of the audio-frequency power amplifier and the power end of the audio-frequency power amplifier
Second resistance；It connects between the Enable Pin of the audio-frequency power amplifier and ground terminal 3rd resistor.
Optionally, volume amplification accessory further includes luminous component；The luminous component is connect with the ends MIC, for leading to
It crosses the ends MIC and obtains power supply from the terminal.By the way that luminous component is arranged in amplifying accessory in volume, therefore in needs such as incoming calls
When reminding the scene of user, amplification of volume shines in combination with luminous component, can reach and preferably remind effect.
Optionally, the luminous component includes the light emitting diode and first being series between the ends MIC and ground terminal
Resistance.
On the one hand, an embodiment of the present invention provides a kind of terminals, including：
Processor, power supply, switch block, earphone jack；
The power supply, the switch block and the earphone jack are connected in series with；The earphone jack is for connecting
The earphone interface of above-mentioned volume amplification accessory；
The processor is connect with the Enable Pin of the switch block, for when detecting that the volume amplifies accessory,
It controls the switch block to be closed, to be that the volume amplifies accessory power supply by the power supply；
The processor is connect with the earphone jack, is additionally operable to pass through the earphone jack and the sound in the terminal
When amount amplification accessory connection, amplify accessory exports audio signal to the volume.
On the other hand, an embodiment of the present invention provides a kind of volumes to amplify accessory recognition methods, is suitable for above-mentioned terminal, packet
It includes：
The terminal judges whether to detect MIC signals when detecting earphone jack external equipment；
If so, determining that the equipment is earphone；Otherwise determine that the equipment is that volume amplifies accessory.Terminal passes through MIC
The external equipment of signal identification, for different external equipments, using different control methods, to ensure that volume amplifies accessory
Normal work.
Optionally, further include：
The terminal controls the switch block and is closed when it is that volume amplifies accessory to determine the equipment；
The audio signal is exported to the volume when detecting audio signal and amplifies accessory by the terminal.
Optionally, further include：
The terminal controls the switch block and disconnects when the equipment is not detected.
In the embodiment of the present invention, since volume amplifies power supply of the accessory by the ends MIC and terminal in earphone interface
Connection is received the audio signal of terminal output by the L channel end of earphone interface and right channel end, is then amplified by volume
The audio signal that device amplification receives not only offers convenience to crowd hard of hearing to realize the amplification to terminal volume, while also side
Life in terminal sound need amplification the case where.Secondly, volume amplifies accessory from terminal acquisition power supply, therefore does not need
Independent power supply is set in volume amplifies accessory, to reduce the size that volume amplifies accessory, improves portability, is convenient for
User carries.In addition, by the way that lighting fitting is arranged in amplifying accessory in volume, therefore need to remind the field of user in incoming call etc.
Jing Shi, amplification of volume shine in combination with luminous component, can reach and preferably remind effect, to bring advantage to the user.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 2 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 3 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 4 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 5 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 6 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 7 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 8 is the structural schematic diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory；
Fig. 9 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention；
Figure 11 is the flow diagram that a kind of volume provided in an embodiment of the present invention amplifies accessory recognition methods.
Specific implementation mode
In order to make the purpose of the present invention, technical solution and advantageous effect be more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
Fig. 1 shows a kind of structure of volume amplification accessory of the embodiment of the present invention, as shown in Figure 1, volume amplification is matched
Part specifically includes：The audio signal input end 1011 of volume amplifier 101 and earphone interface 102, volume amplifier 101 is distinguished
It is electrically connected with the L channel end 1021 of earphone interface and right channel end 1022, volume amplifier 101 is connect for amplifying by earphone
The audio signal that the terminals 103 that mouth 102 receives export.The power end 1012 of volume amplifier 101 and the Mike MIC of earphone interface
1023 electrical connection of end.The ends MIC 1023 are used for when earphone interface 102 is electrically connected with terminal 103 and the power supply of terminal 1031
Connection.The ground terminal of earphone interface 102 is connect with the ground terminal of volume amplifier 101.It should be noted that the embodiment of the present invention
In earphone interface 102 be not limited in shown in Fig. 1 that this is a kind of, can be with other types of earphone interface, such as Fig. 2 or Fig. 3
Shown in earphone interface, this embodiment of the present invention is not specifically limited.Earphone interface can be 3.5mm earphone interfaces, also may be used
To be 2.5mm earphone interfaces, Typc-C earphone interfaces are can also be.In addition, the volume amplification accessory in the embodiment of the present invention is suitable
Amplify scene, such as incoming ring tone amplification, music amplification, the voice amplification of chat software etc. for various volumes.By
It is connected to the power supply of terminal by the ends MIC in earphone interface in volume amplification accessory, passes through the L channel of earphone interface
End and right channel end receive the audio signal of terminal output, the audio signal then received by volume amplifier amplification, to
It realizes the amplification to terminal volume, not only offers convenience to crowd hard of hearing, while being also convenient for terminal sound needs in life and having put
Big situation.Secondly, volume amplifies accessory from terminal acquisition power supply, therefore need not be arranged in volume amplifies accessory independent
Power supply, to reduce volume amplify accessory size, improve portability, carried convenient for user.
Optionally, as shown in figure 4, in volume amplification accessory, the Enable Pin 1013 and volume amplifier of volume amplifier 101
101 power end 1012 connects, and the Enable Pin 1013 by controlling volume amplifier 101 realizes the switch of volume amplifier 101.
Optionally, as shown in figure 5, volume amplifier 101 includes audio-frequency power amplifier 104 and acoustical-electrical transducer 105,
In, the power end 1041 of audio-frequency power amplifier 104 is connect with the ends MIC 1023 of earphone interface, audio-frequency power amplifier 104
Audio signal input end 1042 is electrically connected with the L channel end 1021 of earphone interface 102 and right channel end 1022 respectively, audio work(
The Enable Pin 1043 of rate amplifier 104 is connect with the power end 1041 of audio-frequency power amplifier 104, audio-frequency power amplifier 104
Output end 1044 connect with acoustical-electrical transducer 105, the ground connection of the ground terminal and audio-frequency power amplifier 104 of earphone interface 102
End connection.Acoustical-electrical transducer 105 includes but not limited to loud speaker, loudspeaker.Power supply by terminal is Audio power amplifier
Device is powered, so that audio-frequency power amplifier carries out power amplification to the audio signal that terminal exports, then further passes through loudspeaker
Equal acoustical-electrical transducers play out audio signal, to realize the amplification of terminal volume, offer convenience to crowd hard of hearing.
Optionally, as shown in fig. 6, the power supply of the Enable Pin 1043 and audio-frequency power amplifier of audio-frequency power amplifier 104
Series connection second resistance 106 between end 1041, third of connecting between the Enable Pin 1043 and ground terminal of audio-frequency power amplifier 104 electricity
Resistance 107.Due to the voltage that the voltage of the power end of audio-frequency power amplifier is terminal power supply, for audio-frequency power amplifier
Enable Pin for, the voltage of terminal power supply is excessive, therefore in the Enable Pin and Audio power amplifier of audio-frequency power amplifier
It connects between the power end of device second resistance, to realize the protection to audio-frequency power amplifier.When volume amplification accessory does not have
When being connect with terminal, the Enable Pin of audio-frequency power amplifier is set to by low level by 3rd resistor, to make audio power put
Big device is stopped.
Optionally, as shown in fig. 7, volume amplification accessory further includes luminous component 108, luminous component 108 and the ends MIC 1023
Connection, for obtaining power supply from terminal 103 by the ends MIC 1023.By being arranged luminous component in amplifying accessory in volume, therefore
When incoming call etc. needs to remind the scene of user, amplification of volume shines in combination with luminous component, can reach and preferably remind effect.
Optionally, as shown in figure 8, luminous component 108 includes the light-emitting diodes being series between the ends MIC 1023 and ground terminal
Pipe 1081 and first resistor 1082.
Fig. 9 shows a kind of structure of terminal of the embodiment of the present invention, as shown in figure 9, the terminal 103 includes：Power supply electricity
Source 1031, processor 1032, switch block 1033, earphone jack 1034.Power supply 1031, switch block 1033 and earphone are inserted
Hole 1034 is connected in series with, and earphone jack 1034 is used to connect the earphone interface 102 of volume amplification accessory.Processor 1032 and switch
The Enable Pin 1035 of component 1033 connects, and is closed for when detecting that volume amplifies accessory, controlling switch block 1033, to
It is that volume amplifies accessory power supply by power supply 1031.Processor 1032 is connect with earphone jack 1034, is additionally operable in terminal
103 amplify accessory by earphone jack 1034 and volume when connect, to volume amplification accessory exports audio signal.By in terminal
Middle setting switch block is detecting that volume amplification accessory connect by earphone jack with terminal, and terminal needs volume at this time
When amplification, processor controls switch block and is closed so that power supply, which is volume, amplifies accessory power supply, without being put in volume
Power supply is set in big accessory, to which one side terminal volume is amplified, on the other hand reduces the size of volume amplification accessory,
Improve portability.
Optionally, as shown in Figure 10, switch block 1033 can be thin film transistor (TFT), processor 1032 and thin film transistor (TFT)
Grid 10361 connect, power supply 1031 connect with the drain electrode 10362 of thin film transistor (TFT), earphone jack 1034 and film crystalline substance
The source electrode 10363 of body pipe connects, the 4th resistance 10364 of connecting between the grid 10361 and ground terminal of thin film transistor (TFT).Work as terminal
103 amplify accessory by earphone jack 1034 and volume when connect, if when the incoming call of terminal 103 or broadcasting music, processor
The grid 10361 of thin film transistor (TFT) is set to high level by 1032 output control signals, so that 10362 He of drain electrode of thin film transistor (TFT)
The source electrode 10363 of thin film transistor (TFT) is connected, and power supply 1031 passes through the drain electrode 10362 of thin film transistor (TFT) and thin film transistor (TFT)
Source electrode 10363 is that volume amplifies accessory power supply.When terminal 103 amplifies accessory by earphone jack 1034 with volume to be connect, if
For terminal 103 without sending a telegram here or playing music, the grid 10361 of thin film transistor (TFT) is set to low level by the 4th resistance 10364, thin
The drain electrode 10362 of film transistor and the source electrode 10363 of thin film transistor (TFT) disconnect.
An embodiment of the present invention provides a kind of volume amplification systems, including above-mentioned terminal and volume to amplify accessory.
Figure 11 shows a kind of volume amplification accessory recognition methods of the embodiment of the present invention, is suitable for above-mentioned terminal, including
Following steps：
Step S1101, the external equipment of terminal test earphone jack.
Step S1102 judges whether to detect MIC signals.
Step S1103, if so, determining that external equipment is earphone.
Otherwise step S1104 determines that external equipment is that volume amplifies accessory.
MIC signals are the signal of earphone for identification, when terminal detects that external equipment is earphone, close the sound of terminal
Amount is outer to put component, such as loud speaker etc..Then audio signal is exported to earphone by earphone jack.When terminal detect it is external
When equipment is that volume amplifies accessory, switch block closure can be directly controlled, is matched so that the power supply of terminal is volume amplification
Part is powered, and switch block closure can also be controlled again when detecting audio signal, so that the power supply of terminal is put for volume
Big accessory power supply.Audio signal is directly exported to volume when detecting audio signal and amplifies accessory by terminal.When terminal is not examined
When measuring external equipment, control switch block disconnects, therefore power supply stops power supply.Optionally, when terminal detects external set
Put component outside the standby volume that when amplifying accessory for volume, can be opened a terminal, can be amplified in this way by volume accessory amplification with
And the volume that component amplifies terminal together is put outside the volume of terminal itself, to reach better volume amplification effect.Terminal is logical
The external equipment of detection MIC signal identifications is crossed, for different external equipments, using different control methods, to ensure sound
The normal work of amount amplification accessory.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the present invention
Form.It is deposited moreover, the present invention can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of volume suitable for terminal amplifies accessory, which is characterized in that including：Volume amplifier and earphone interface；
The audio signal input end of the volume amplifier is electrically connected with the L channel end of the earphone interface and right channel end respectively
It connects, the volume amplifier is used to amplify the audio signal of the terminal output received by the earphone interface；
The power end of the volume amplifier is electrically connected with the ends Mike MIC of the earphone interface；The ends MIC, in institute
When stating earphone interface and being electrically connected with the terminal, it is connected to the power supply of the terminal.
2. volume as described in claim 1 amplifies accessory, which is characterized in that the Enable Pin of the volume amplifier and the sound
Measure the power end connection of amplifier.
3. volume as claimed in claim 2 amplifies accessory, which is characterized in that the volume amplifier includes Audio power amplifier
Device and acoustical-electrical transducer；
The power end of the audio-frequency power amplifier is connect with the ends MIC of the earphone interface, the audio-frequency power amplifier
Audio signal input end is electrically connected with the L channel end of the earphone interface and right channel end respectively, the audio-frequency power amplifier
Enable Pin connect with the power end of the audio-frequency power amplifier, the output end of the audio-frequency power amplifier and the acoustic-electric
Converter connects.
4. volume as claimed in claim 3 amplifies accessory, which is characterized in that the Enable Pin of the audio-frequency power amplifier and institute
State second resistance of connecting between the power end of audio-frequency power amplifier；The Enable Pin of the audio-frequency power amplifier and ground terminal it
Between connect 3rd resistor.
5. volume according to any one of claims 1 to 4 amplifies accessory, which is characterized in that further include luminous component；
The luminous component is connect with the ends MIC, for obtaining power supply from the terminal by the ends MIC.
6. volume as claimed in claim 5 amplifies accessory, which is characterized in that the luminous component includes being series at the MIC
Light emitting diode between end and ground terminal and first resistor.
7. a kind of terminal, which is characterized in that including：
Processor, power supply, switch block, earphone jack；
The power supply, the switch block and the earphone jack are connected in series with；The earphone jack is for connecting as weighed
Profit requires the earphone interface of the amplification accessory of the volume described in any one of 1 to 6；
The processor is connect with the Enable Pin of the switch block, for when detecting that the volume amplifies accessory, controlling
The switch block is closed, to be that the volume amplifies accessory power supply by the power supply；
The processor is connect with the earphone jack, is additionally operable to put by the earphone jack and the volume in the terminal
When big accessory connection, amplify accessory exports audio signal to the volume.
8. a kind of volume amplifies accessory recognition methods, which is characterized in that it is suitable for terminal as claimed in claim 7, including：
The terminal judges whether to detect MIC signals when detecting earphone jack external equipment；
If so, determining that the equipment is earphone；
Otherwise determine that the equipment is that volume amplifies accessory.
9. method as claimed in claim 8, which is characterized in that further include：
The terminal controls the switch block and is closed when it is that volume amplifies accessory to determine the equipment；
The audio signal is exported to the volume when detecting audio signal and amplifies accessory by the terminal.
10. method as claimed in claim 8, which is characterized in that further include：
The terminal controls the switch block and disconnects when the equipment is not detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810371571.4A CN108540903B (en) | 2018-04-24 | 2018-04-24 | Volume amplification accessory, terminal and volume amplification accessory identification method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810371571.4A CN108540903B (en) | 2018-04-24 | 2018-04-24 | Volume amplification accessory, terminal and volume amplification accessory identification method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108540903A true CN108540903A (en) | 2018-09-14 |
| CN108540903B CN108540903B (en) | 2023-11-28 |
Family
ID=63479339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810371571.4A Active CN108540903B (en) | 2018-04-24 | 2018-04-24 | Volume amplification accessory, terminal and volume amplification accessory identification method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108540903B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0742265U (en) * | 1993-12-21 | 1995-07-21 | 有限会社ユーテック | TV audio adapter with infrared sensor |
| KR20020066099A (en) * | 2001-02-09 | 2002-08-14 | 삼성전자 주식회사 | Device for sensing headset of cellular phone |
| US20060258400A1 (en) * | 2005-05-16 | 2006-11-16 | Lg Electronics Inc. | Method for automatically recognizing external device in mobile communication terminal and mobile communication terminal designed for implementing the same |
| US20150237435A1 (en) * | 2013-05-08 | 2015-08-20 | Anpac Semiconductor Limited | Method and Device for Supplying Power for Active Noise Cancelation Earphone by Utilization of Power Source of Electronic Equipment |
| CN206686364U (en) * | 2017-03-25 | 2017-11-28 | 维沃移动通信有限公司 | Headset plugging detects circuit and electronic equipment |
-
2018
- 2018-04-24 CN CN201810371571.4A patent/CN108540903B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0742265U (en) * | 1993-12-21 | 1995-07-21 | 有限会社ユーテック | TV audio adapter with infrared sensor |
| KR20020066099A (en) * | 2001-02-09 | 2002-08-14 | 삼성전자 주식회사 | Device for sensing headset of cellular phone |
| US20060258400A1 (en) * | 2005-05-16 | 2006-11-16 | Lg Electronics Inc. | Method for automatically recognizing external device in mobile communication terminal and mobile communication terminal designed for implementing the same |
| US20150237435A1 (en) * | 2013-05-08 | 2015-08-20 | Anpac Semiconductor Limited | Method and Device for Supplying Power for Active Noise Cancelation Earphone by Utilization of Power Source of Electronic Equipment |
| CN206686364U (en) * | 2017-03-25 | 2017-11-28 | 维沃移动通信有限公司 | Headset plugging detects circuit and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108540903B (en) | 2023-11-28 |
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