CN108391191A - A kind of Headphone structure and mobile terminal - Google Patents
A kind of Headphone structure and mobile terminal Download PDFInfo
- Publication number
- CN108391191A CN108391191A CN201810089262.8A CN201810089262A CN108391191A CN 108391191 A CN108391191 A CN 108391191A CN 201810089262 A CN201810089262 A CN 201810089262A CN 108391191 A CN108391191 A CN 108391191A
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- China
- Prior art keywords
- filter circuit
- earphone
- circuit
- mobile terminal
- signal line
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1058—Manufacture or assembly
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
- H04R2201/105—Manufacture of mono- or stereophonic headphone components
Abstract
The invention discloses a kind of Headphone structures, are applied to mobile terminal, including：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to by the first earphone signal line on the mainboard of the mobile terminal, and one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, the other end ground connection of the anti-static circuit；And the filter circuit is placed in the earphone base side.In addition, the embodiment of the present invention additionally provides a kind of a kind of mobile terminal including the Headphone structure.Using the embodiment of the present invention, solves the problems, such as radiation dispersion caused by earphone base, while very low to Structural Design Requirement, cost is also very cheap.
Description
Technical field
The present invention relates to field of mobile terminals more particularly to a kind of Headphone structures and mobile terminal.
Background technology
For mobile terminal, radiation dispersion be one must by authentication test item.In Cell Phone Design, due to
The needs of layout, often by earphone base and antenna for mobile phone close to placing, this can cause radiation dispersion problem, the reason is that antenna
Transmission power can hit the signal wire on earphone, and can generally be placed on the signal wire of earphone prevents electrostatic circuit, antenna power
It hits earphone signal line and conducts to anti-static circuit, the antistatic pipe in anti-static circuit will produce the spuious letter of high frequency radiation
Number, cause certification radiation dispersion exceeded.
In the prior art, to solve this problem, it is to reinforce by antenna far from earphone base or by structure design mostly
Shielding, prevents aerial signal from hitting earphone signal line.The shortcomings that this method is higher to Structural Design Requirement, while can be increased
Cost.
Therefore, solve the problems, such as that not having to adjustment structure design while radiation caused by earphone dissipates miscellaneous again saves design cost,
It is a technical problem to be solved urgently.
Invention content
It is a primary object of the present invention to propose a kind of Headphone structure and mobile terminal, it is intended to solve spoke caused by earphone base
Spuious problem is penetrated, while very low to Structural Design Requirement, cost is also very cheap.
To achieve the above object, the present invention proposes a kind of Headphone structure, is applied to mobile terminal, including：It is earphone base, anti-quiet
Circuit, filter circuit；
The earphone base is connected to by the first earphone signal line on the mainboard of the mobile terminal, the anti-static circuit
One end, the filter circuit be connected on the first earphone signal line, the other end of anti-static circuit ground connection；And institute
It states the filter circuit and is placed in the earphone base side.
In the preferred embodiment of the present invention, the anti-static circuit is made of antistatic TVS pipe.
In the preferred embodiment of the present invention, one end of the antistatic TVS pipe is connected to the first earphone signal line
On, the other end of the antistatic TVS pipe connects the ground terminal of the mainboard.
In the preferred embodiment of the present invention, the filter circuit is capacitor filter and/or resistance filter circuit.
In the preferred embodiment of the present invention, further include：Second earphone signal line connects on the second earphone signal line
There are the anti-static circuit and/or filter circuit.
In the preferred embodiment of the present invention, the filter circuit includes：One end of first filter circuit and the second filtering
Circuit, one end of first filter circuit and second filter circuit are all connected on the first earphone signal line, institute
State the other end ground connection of the first filter circuit；And first filter circuit or second filter circuit are placed in the earphone base
Side.
In the preferred embodiment of the present invention, first filter circuit is capacitor filter, second filtered electrical
Road is resistance filter circuit.
In the preferred embodiment of the present invention, second filter circuit is that inductance or magnetic bead form.
In the preferred embodiment of the present invention, first filter circuit is made of filter capacitor.
Therefore, compared to the prior art, Headphone structure proposed by the invention, by earphone base and anti-static circuit it
Between add filter circuit, and earphone base is connected on the mainboard of mobile terminal by the first earphone cable, and anti-static circuit
One end, filter circuit are connected on the first earphone signal line, and filter circuit is placed in the earphone base side.Therefore, the present invention is real
It applies in example, may be used produced by the filter circuit of earphone base side hits for reception antenna power on earphone signal line
Dissipate miscellaneous signal therefore solve in the prior art, the transmission power of antenna can be hit prevents electrostatic circuit from being produced on earphone
Raw high frequency radiation spurious signal, the problem for causing certification radiation dispersion exceeded.Therefore, the embodiment improved using the present invention,
Solves the problems, such as radiation dispersion caused by earphone base, while very low to Structural Design Requirement, cost is also very cheap.
In addition, to achieve the above object, the present invention proposes a kind of mobile terminal, the mobile terminal includes：Earphone knot
Structure, the earphone mechanism include：Earphone base, anti-static circuit, filter circuit；The earphone base is connected by the first earphone signal line
It is connected on the mainboard of the mobile terminal, one end of the anti-static circuit, the filter circuit are connected to first earphone
On signal wire, the other end of the anti-static circuit is grounded；And the filter circuit is placed in the earphone base side.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, the anti-static circuit is by anti-quiet
Electric TVS pipe composition.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, one end of the antistatic TVS pipe
It is connected on the first earphone signal line, the other end of the antistatic TVS pipe connects the ground terminal of the mainboard.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, first filter circuit is electricity
Capacitor filter circuit, second filter circuit are resistance filter circuit.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, second filter circuit is electricity
Sense or magnetic bead composition.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, first filter circuit is by filtering
Wave capacitance forms.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, the filter circuit is filtered for capacitance
Wave circuit and/or resistance filter circuit.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, further includes：Second earphone signal
Line is connected with the anti-static circuit and/or filter circuit on the second earphone signal line.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, the filter circuit includes：First
One end of filter circuit and the second filter circuit, one end of first filter circuit and second filter circuit are all connected to
On the first earphone signal line, the other end of first filter circuit is grounded；And first filter circuit or described
Two filter circuits are placed in the earphone base side.
Therefore, compared to the prior art, Headphone structure and mobile terminal proposed by the invention, by earphone base and anti-
Filter circuit is added between electrostatic circuit, and earphone base is connected on the mainboard of mobile terminal by the first earphone cable, and anti-
One end of electrostatic circuit, filter circuit are connected on the first earphone signal line, and filter circuit is placed in the earphone base side.Cause
This, in the embodiment of the present invention, may be used the filter circuit close to earphone base side and hit earphone letter for reception antenna power
Generated on number line to dissipate miscellaneous signal and therefore solve in the prior art, the transmission power of antenna can be hit to be prevented on earphone
High frequency radiation spurious signal caused by electrostatic circuit, the problem for causing certification radiation dispersion exceeded.Therefore, it is carried using the present invention
High embodiment solves the problems, such as radiation dispersion caused by earphone base, while very low to Structural Design Requirement, and cost is also very low
It is honest and clean.
Description of the drawings
Fig. 1 to realize the present invention in each embodiment an optional mobile terminal hardware architecture diagram；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
A kind of optional structural schematic diagram for the Headphone structure that Fig. 3 is provided by the embodiment of the present invention；
Another optional structural schematic diagram of Headphone structure that Fig. 4 is provided by the embodiment of the present invention；
Another the optional structural schematic diagram for the Headphone structure that Fig. 5 is provided by the embodiment of the present invention.
Reference numeral：
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, using for indicating that the suffix of such as " module ", " component " or " unit " of element is only
The explanation for being conducive to the present invention, itself does not have a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as mobile phone, tablet
Computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
The shiftings such as media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer
The fixed terminals such as dynamic terminal, and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special
Except element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, a kind of hardware architecture diagram of its mobile terminal of each embodiment to realize the present invention, the shifting
Moving terminal 100 may include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit
108, the components such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Mobile terminal structure does not constitute the restriction to mobile terminal, and mobile terminal may include components more more or fewer than diagram,
Either combine certain components or different components arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal sends and receivees, specifically, by base station
Downlink information receive after, to processor 110 handle；In addition, the data of uplink are sent to base station.In general, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating
Frequency unit 101 can also be communicated with network and other equipment by radio communication.Above-mentioned wireless communication can use any communication
Standard or agreement, including but not limited to GSM (Global System ofMobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
DivisionMultipleAccess 2000, CDMA 2000), WCDMA (Wideband Code
DivisionMultipleAccess, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code
Division MultipleAccess, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, frequency division duplex long term evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex long term evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102
Sub- mail, browsing webpage and access streaming video etc., it has provided wireless broadband internet to the user and has accessed.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, and it is not belonging to must be configured into for mobile terminal, it completely can be according to need
It to be omitted in the range for the essence for not changing invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, it is that radio frequency unit 101 or WiFi module 102 are received or
The audio data stored in memory 109 is converted into audio signal and exports to be sound.Moreover, audio output unit 103
The relevant audio output of specific function executed with mobile terminal 100 can also be provided (for example, call signal receives sound, disappears
Breath receives sound etc.).Audio output unit 103 may include loud speaker, buzzer etc..
A/V input units 104 are for receiving audio or video signal.A/V input units 104 may include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the image data of the static images or video obtained by image capture apparatus (such as camera) in image capture mode carries out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent in memory 109 (or other) or via radio frequency unit 101 or WiFi module 102.Microphone 1042 can
To receive sound (sound via microphone 1042 in telephone calling model, logging mode, speech recognition mode etc. operational mode
Frequency evidence), and can be audio data by such acoustic processing.Audio that treated (voice) data can be logical in phone
The format output of mobile communication base station can be sent to via radio frequency unit 101 by being converted in the case of words pattern.Microphone 1042
It can implement various types of noises and eliminate (or inhibition) algorithm to eliminate (or inhibition) in the mistake for sending and receiving audio signal
The noise generated in journey or interference.
Mobile terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, size and the direction of gravity are can detect that when static, can be used to identify the application of mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared sensor, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family is arranged and the related key signals input of function control.Specifically, user input unit 107 may include touch panel 1071 with
And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect user on it or neighbouring touch operation
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071
Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
It is converted into contact coordinate, then gives processor 110, and order that processor 110 is sent can be received and executed.In addition, can
To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
It includes but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating lever etc.
It is one or more, do not limit herein specifically.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel
1061 be to realize the function that outputs and inputs of mobile terminal as two independent components, but in certain embodiments, can
The function that outputs and inputs of mobile terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically
It limits.
Interface unit 108 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with
For the transmission data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can include mainly storing program area
And storage data field, wherein storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage
Data in device 109 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also be including bluetooth module etc., and details are not described herein.
Embodiment to facilitate the understanding of the present invention, below to the communications network system that is based on of mobile terminal of the present invention into
Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention, the communication network system
System is the LTE system of universal mobile communications technology, which includes communicating UE (User Equipment, the use of connection successively
Family equipment) (the lands Evolved UMTS Terrestrial RadioAccess Network, evolved UMTS 201, E-UTRAN
Ground wireless access network) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP operation
204。
Specifically, UE201 can be above-mentioned terminal 100, and details are not described herein again.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning
Journey (backhaul) (such as X2 interface) is connect with other eNodeB2022, and eNodeB2021 is connected to EPC203,
ENodeB2021 can provide the access of UE201 to EPC203.
EPC203 may include MME (Mobility Management Entity, mobility management entity) 2031, HSS
(Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving GateWay,
Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and
Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and
The control node of signaling, provides carrying and connection management between EPC203.HSS2032 is all to manage for providing some registers
Such as the function of home location register (not shown) etc, and some are preserved in relation to use such as service features, data rates
The dedicated information in family.All customer data can be sent by SGW2034, and PGW2035 can provide the IP of UE 201
Address is distributed and other functions, and PCRF2036 is strategy and the charging control strategic decision-making of business data flow and IP bearing resources
Point, it selects and provides available strategy and charging control decision with charge execution function unit (not shown) for strategy.
IP operation 204 may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia
System) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art it is to be understood that the present invention not only
Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with
And the following new network system etc., it does not limit herein.
Based on above-mentioned mobile terminal hardware configuration and communications network system, each embodiment of the method for the present invention is proposed.
To solve prior art problem, the embodiment of the present invention propose a kind of Headphone structure and mobile terminal with, with reference to
The technical solution of the present invention is further elaborated for the drawings and specific embodiments.
Earphone (Earphones；Headphones；Head-sets；Earpieces) it is a pair of of converting unit, it receives matchmaker
The electric signal that body player or receiver are sent out converts it into the sound wave that can be heard using the loud speaker close to ear.
Earphone is usually separable with media player, is connected using a plug.Benefit be in the case where not influencing other people, can
Sound equipment is listened to alone；Also the sound that ambient enviroment can be separated, to being used under noisy environment of making an uproar in recording studio, DJ, journey, movement etc.
People it is helpful.Earphone original is but prevailing with portable electronic devices to being used on phone and radio, and earphone is more
For mobile phone, walkman, radio, portable electronic game sum digit reproducing apparatus for phonotape etc..
Handset earphone is divided into two kinds of standards：OMTP standards are usually called national standard, and CTIA is referred to as international standard.Ear
Machine is classified according to its transposition mode, is mainly had：Moving mode, moving iron way, electrostatic and such as magnetic type.The functional mode from structure
Classify, semi open model and closed can be divided into；Then there are ear type, ear suspension type, In-Ear and head from classification in form is worn
Wear formula；It is classified from the number of people, there is single headphones and more people headphones；It is distinguished from source of sound, active earphone and nothing can be divided into
Source earphone；Active earphone is also commonly known as card earphone.
Earphone socket is typically fixed on mainboard, is revealed corresponding earphone jack on earphone base by the interface on shell
Go out for being attached with earphone.Specifically, earphone socket is mainly used in mobile phone three dimensional designs, CD player, radio telephone, MP3
Machine, digitlization laptop, DVD, digital camera.
The embodiment of the present invention provides a kind of Headphone structure, is applied to mobile terminal, embodiment is carried Fig. 3 to realize the present invention
One optional structural schematic diagram of the Headphone structure of confession, as shown in figure 3, the Headphone structure includes the following steps：
Referring to Fig. 3, Fig. 3 is a kind of structural schematic diagram of Headphone structure provided in an embodiment of the present invention, is applied to mobile whole
End, including：Earphone base 31, anti-static circuit 32, filter circuit 33；
Earphone base 31 is connected to by the first earphone signal line 311 on the mainboard 34 of mobile terminal, anti-static circuit 32
One end, filter circuit 33 are connected on the first earphone signal line 311, the other end ground connection of anti-static circuit 32；And filter circuit
33 are placed in 31 side of earphone base.
It should be noted that it should be noted that electrostatic is a kind of objective natural phenomena, the mode of generation is a variety of, such as
Contact, friction, stripping etc..Electrostatic protection technology, such as electronics industry, semiconductor, petroleum industry, weapon industry, textile industry, rubber
The electrostatic hazard of glue industry and emerging boat and military field is sought to lose caused by minimizing electrostatic.
In order to be further reduced the harm of electrostatic, need the protected working for carrying out electrostatic, can specifically be divided into prevent it is quiet
Electricity generates and prevents static damage.Electrostatic protection work is a long-term system engineering, the error or careless omission of any link, all
It will lead to the failure of electrostatic protection work.The major measure of electrostatic protection is electrostatic leakage, dissipation, neutralization, increasing in production process
Wet, shielding and ground connection.Static electricity on human body's guard system mainly has an ESD-preventive wrist strap, ankle band, work clothes, footgear, cap, gloves or
The compositions such as fingerstall have electrostatic leakage, neutralize and the functions such as shielding.
In the embodiment of the present invention, by adding filter circuit 32 between earphone base 31 and anti-static circuit 32, and lead to
It crosses the first earphone cable 311 earphone base is connected on the mainboard 34 of mobile terminal, and one end of anti-static circuit 32, filter circuit
33 are connected on the first earphone signal line 311, and filter circuit 32 is placed in 31 side of the earphone base, in the embodiment of the present invention, filter
Wave circuit can be resistance filter circuit, or capacitor filter, the embodiment of the present invention are not specifically limited herein.Cause
This, in the embodiment of the present invention, may be used the filter circuit close to earphone base side and hit earphone letter for reception antenna power
Generated on number line to dissipate miscellaneous signal and therefore solve in the prior art, the transmission power of antenna can be hit to be prevented on earphone
High frequency radiation spurious signal caused by electrostatic circuit, the problem for causing certification radiation dispersion exceeded.Therefore, it is carried using the present invention
High embodiment solves the problems, such as radiation dispersion caused by earphone base, while very low to Structural Design Requirement, and cost is also very low
It is honest and clean.
In the embodiment of the present invention, a kind of specific implementation of anti-static circuit is provided, anti-static circuit is by antistatic TVS
Pipe forms, and one end of antistatic TVS pipe is connected on the first earphone cable, the other end ground connection of antistatic TVS pipe.
It should be noted that TVS (TRANSIENT VOLTAGE SUPPRESSOR) or transient voltage suppressor
It is a kind of new product to grow up on voltage-stabiliser tube Process ba- sis, circuit symbol is identical with common zener diode, shape
Also it is no different with general-purpose diode, when TVS pipe both ends are subjected to the high energy impact events of moment, it can be with high speed (up to
1*10^-12 seconds) so that its impedance is reduced suddenly, while a high current is absorbed, the voltage clamp between its both ends is made a reservation at one
Numerically, so that it is guaranteed that subsequent circuit element is damaged from the impact of transient state high-energy.In addition, transient voltage inhibits
(TVS) limitation diode may be used as voltage limiter.They are divided into common voltage, logic level and supply voltage.Common voltage
Type has：12V, 5V, 3.3V, 2.5V, 1.8V and 1.2V.This number should seem familiar, because these devices are
Specifically for Demand Design related with many cmos devices.It is not possible that meet all demands, they should be a kind of specification
It is suitble to protect the correct voltage of device.Modern CMOS processes significantly reduce supply voltage, more than the no much designs of protection
Amount and the limited transistor of voltage range, this point value obtain us and respect.These devices are generally manufactured using foundry technique, this generation
Work technique can provide the high-current device with low impedance characteristic with compact package.Placing TVS voltage limiters in input line can
To protect destructive lesion of the input terminal from ESD.
Specifically, when anti-static circuit is antistatic TVS pipe, one end of the antistatic TVS pipe is connected to described the
On one earphone signal line, the other end of the antistatic TVS pipe connects the ground terminal of the mainboard.In the embodiment of the present invention, prevent
Electrostatic circuit can be made of antistatic TVS pipe, can also be other circuit compositions, the embodiment of the present invention is not herein to it
Specifically limited.
In a kind of realization method of the present invention, the filter circuit is capacitor filter and/or resistance filter circuit.
It is understood that filter circuit is usually used in filtering off the ripple in rectifier output voltage, generally by reactance component group
At, such as in load resistance both ends shunt capacitor C, or with load in series inductor L, and by capacitance, made of inductance composition
Various compound filter circuits.Specifically, when flowing through the curent change of inductance, the induction electric generated in inductance coil will definitely hinder
The only variation of electric current.When being increased by the electric current of inductance coil, self induction electromotive force and current direction phase that inductance coil generates
Instead, the increase of electric current is prevented, while a part of electric energy is converted to magnetic field energy and is stored among inductance；When passing through inductance coil
When electric current reduces, self induction electromotive force is identical as current direction, prevents the reduction of electric current, while releasing the energy of storage, to mend
Repay the reduction of electric current.Therefore after inductor filter, the not only pulsation of load current and voltage reduces, and waveform is smoothened, and
The angle of flow of rectifier diode increases.In the case where inductance coil is constant, load resistance is smaller, the AC compounent of output voltage
Smaller.
It is understood that earphone base is communicatively coupled with mainboard, used signal wire more than one includes at least
First signal of communication line in the embodiment of the present invention, can also include the second signal of communication line, be inhaled to further increase filter circuit
In the embodiment of the present invention, the anti-static circuit and/or filter are connected on the second earphone signal line for the efficiency for receiving radiation dispersion
Wave circuit.
A kind of Headphone structure preferred embodiment is provided for the present invention referring to Fig. 4, including：Earphone base 31, anti-static circuit 32,
Filter circuit 33；Earphone base 31 is connected to by the first earphone signal line 311 on the mainboard 34 of mobile terminal, anti-static circuit 32
One end, filter circuit 33 be connected on the first earphone signal line 311, the other end of anti-static circuit 32 ground connection；And filtered electrical
Road 33 is placed in 31 side of earphone base, and the filter circuit 33 includes：One end of first filter circuit 331 and the second filter circuit
332, one end of first filter circuit 331 and second filter circuit 332 are all connected to the first earphone signal line
On 331, the other end of first filter circuit 331 is grounded；And first filter circuit 331 is placed in the earphone base one
Side.
In the embodiment of the present invention, by adding filter circuit 32 between earphone base 31 and anti-static circuit 32, and lead to
It crosses the first earphone cable 311 earphone base is connected on the mainboard 34 of mobile terminal, and one end of anti-static circuit 32, filter circuit
33 are connected on the first earphone signal line 311, and filter circuit 32 is placed in 31 side of the earphone base, in the embodiment of the present invention, if
It sets the first filter circuit 331 in parallel with circuit and connects and the second filter circuit 332 in circuit, in the embodiment of the present invention
Second filtered electrical circuit is close to mainboard filter circuit, and the first filter circuit 331 is the filter circuit close to earphone base.Pass through
Filter circuit on one circuit can further strengthen the filter action to radiation dispersion signal.
In a kind of realization method of the present invention, second filter circuit 332 is that inductance or magnetic bead form, described first
Filtered electrical 331 is made of filter capacitor.
Therefore, in the embodiment of the present invention, the filter circuit close to earphone base side may be used and be used for reception antenna power
It hits generated scattered miscellaneous signal on earphone signal line therefore to solve in the prior art, the transmission power of antenna can hit ear
High frequency radiation spurious signal caused by electrostatic circuit is prevented on machine, the problem for causing certification radiation dispersion exceeded.Therefore, it answers
The embodiment improved with the present invention, solves the problems, such as radiation dispersion caused by earphone base, while very low to Structural Design Requirement, at
While this is also very cheap, additionally it is possible to can be further strengthened to radiation dispersion signal by the filter circuit in first line
Filter action.
In the preferred embodiment of the present invention, when anti-static circuit is antistatic TVS pipe, the one of the antistatic TVS pipe
End is connected on the first earphone signal line, and the other end of the antistatic TVS pipe connects the ground terminal of the mainboard.This hair
In bright embodiment, anti-static circuit can be made of antistatic TVS pipe, can also be other circuit compositions, and the present invention is real
Example is applied not limit it specifically herein.
Another Headphone structure preferred embodiment is provided for the present invention referring to Fig. 5, including：Earphone base 31, anti-static circuit
32, filter circuit 33；Earphone base 31 is connected to by the first earphone signal line 311 on the mainboard 34 of mobile terminal, antistatic electricity
The one end on road 32, filter circuit 33 are connected on the first earphone signal line 311, the other end ground connection of anti-static circuit 32；And it filters
Wave circuit 33 is placed in 31 side of earphone base, and the filter circuit 33 includes：One end of first filter circuit 331 and the second filtered electrical
Road 332, one end of first filter circuit 331 and second filter circuit 332 are all connected to first earphone signal
On line 331, the other end of first filter circuit 331 is grounded；And second filter circuit 332 is placed in the earphone base one
Side.Specifically, the first filter circuit 331 is capacitor filter, second filter circuit 332 is resistance filter circuit.
In the embodiment of the present invention, by adding filter circuit 32 between earphone base 31 and anti-static circuit 32, and lead to
It crosses the first earphone cable 311 earphone base is connected on the mainboard 34 of mobile terminal, and one end of anti-static circuit 32, filter circuit
33 are connected on the first earphone signal line 311, and filter circuit 32 is placed in 31 side of the earphone base, in the embodiment of the present invention, if
It sets the first filter circuit 331 in parallel with circuit and connects and the second filter circuit 332 in circuit, in the embodiment of the present invention
Second filtered electrical circuit is close to mainboard filter circuit, and the second filter circuit 332 is the filter circuit close to earphone base.Pass through
The filter circuit of two wires road can further strengthen the filter action to radiation dispersion signal.
In a kind of realization method of the present invention, second filter circuit 332 is that inductance or magnetic bead form, described first
Filtered electrical, 331 are made of filter capacitor.
Therefore, using present invention embodiment shown in fig. 5, the filter circuit close to earphone base side may be used and be used for connecing
Therefore receipts antenna power, which hits generated scattered miscellaneous signal on earphone signal line, to be solved in the prior art, the transmitting work(of antenna
Rate can be hit prevents high frequency radiation spurious signal caused by electrostatic circuit on earphone, causes certification radiation dispersion is exceeded to ask
Topic.Therefore, the embodiment improved using the present invention, solves the problems, such as radiation dispersion caused by earphone base, while to structure design
It is required that very low, while cost is also very cheap, additionally it is possible to can be further strengthened pair by the filter circuit on the second circuit
The filter action of radiation dispersion signal.
Further, the present invention provides a kind of mobile terminal, the mobile terminal includes：Headphone structure, the earphone
Mechanism includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the shifting by the first earphone signal line
On the mainboard of dynamic terminal, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, institute
State the other end ground connection of anti-static circuit；And the filter circuit is placed in the earphone base side.
It should be noted that needing the protection for carrying out electrostatic in electronic product in order to be further reduced the harm of electrostatic
Work, can specifically be divided into prevents electrostatic from generating and preventing static damage.Electrostatic protection work is a long-term system work
Journey, the error or careless omission of any link, will all lead to the failure of electrostatic protection work.The main of electrostatic protection is arranged in production process
It applies as electrostatic leakage, dissipation, neutralization, humidification, shielding and ground connection.Static electricity on human body's guard system mainly has ESD-preventive wrist strap, foot
Wrist strap, the compositions such as work clothes, footgear, cap, gloves or fingerstall have electrostatic leakage, neutralize and the functions such as shielding.
In the embodiment of the present invention, a kind of specific implementation of anti-static circuit is provided, anti-static circuit is by antistatic TVS
Pipe forms, and one end of antistatic TVS pipe is connected on the first earphone cable, the other end ground connection of antistatic TVS pipe.
It should be noted that TVS (TRANSIENT VOLTAGE SUPPRESSOR) or transient voltage suppressor
It is a kind of new product to grow up on voltage-stabiliser tube Process ba- sis, circuit symbol is identical with common zener diode, shape
Also it is no different with general-purpose diode, when TVS pipe both ends are subjected to the high energy impact events of moment, it can be with high speed (up to
1*10^-12 seconds) so that its impedance is reduced suddenly, while a high current is absorbed, the voltage clamp between its both ends is made a reservation at one
Numerically, so that it is guaranteed that subsequent circuit element is damaged from the impact of transient state high-energy.In addition, transient voltage inhibits
(TVS) limitation diode may be used as voltage limiter.They are divided into common voltage, logic level and supply voltage.Common voltage
Type has：12V, 5V, 3.3V, 2.5V, 1.8V and 1.2V.This number should seem familiar, because these devices are
Specifically for Demand Design related with many cmos devices.It is not possible that meet all demands, they should be a kind of specification
It is suitble to protect the correct voltage of device.Modern CMOS processes significantly reduce supply voltage, more than the no much designs of protection
Amount and the limited transistor of voltage range, this point value obtain us and respect.These devices are generally manufactured using foundry technique, this generation
Work technique can provide the high-current device with low impedance characteristic with compact package.Placing TVS voltage limiters in input line can
To protect destructive lesion of the input terminal from ESD.
Specifically, when anti-static circuit is antistatic TVS pipe, one end of the antistatic TVS pipe is connected to described the
On one earphone signal line, the other end of the antistatic TVS pipe connects the ground terminal of the mainboard.In the embodiment of the present invention, prevent
Electrostatic circuit can be made of antistatic TVS pipe, can also be other circuit compositions, the embodiment of the present invention is not herein to it
Specifically limited.
In a kind of realization method of the present invention, the filter circuit is capacitor filter and/or resistance filter circuit.
It is understood that earphone base is communicatively coupled with mainboard, used signal wire more than one includes at least
First signal of communication line in the embodiment of the present invention, can also include the second signal of communication line, be inhaled to further increase filter circuit
In the embodiment of the present invention, the anti-static circuit and/or filter are connected on the second earphone signal line for the efficiency for receiving radiation dispersion
Wave circuit.
In a kind of realization method of the present invention, the filter circuit is capacitor filter and/or resistance filter circuit.
It is understood that filter circuit is usually used in filtering off the ripple in rectifier output voltage, generally by reactance component group
At, such as in load resistance both ends shunt capacitor C, or with load in series inductor L, and by capacitance, made of inductance composition
Various compound filter circuits.Specifically, when flowing through the curent change of inductance, the induction electric generated in inductance coil will definitely hinder
The only variation of electric current.When being increased by the electric current of inductance coil, self induction electromotive force and current direction phase that inductance coil generates
Instead, the increase of electric current is prevented, while a part of electric energy is converted to magnetic field energy and is stored among inductance；When passing through inductance coil
When electric current reduces, self induction electromotive force is identical as current direction, prevents the reduction of electric current, while releasing the energy of storage, to mend
Repay the reduction of electric current.Therefore after inductor filter, the not only pulsation of load current and voltage reduces, and waveform is smoothened, and
The angle of flow of rectifier diode increases.In the case where inductance coil is constant, load resistance is smaller, the AC compounent of output voltage
Smaller.
It is understood that earphone base is communicatively coupled with mainboard, used signal wire more than one includes at least
First signal of communication line in the embodiment of the present invention, can also include the second signal of communication line, be inhaled to further increase filter circuit
In the embodiment of the present invention, the anti-static circuit and/or filter are connected on the second earphone signal line for the efficiency for receiving radiation dispersion
Wave circuit.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, the anti-static circuit is by anti-quiet
Electric TVS pipe composition.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, one end of the antistatic TVS pipe
It is connected on the first earphone signal line, the other end of the antistatic TVS pipe connects the ground terminal of the mainboard.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, first filter circuit is electricity
Capacitor filter circuit, second filter circuit are resistance filter circuit.
Therefore, in the embodiment of the present invention, the filter circuit close to earphone base side may be used and be used for reception antenna power
Generated scattered miscellaneous signal on earphone signal line is hit, therefore, the transmission power for solving antenna in the prior art can hit ear
High frequency radiation spurious signal caused by electrostatic circuit is prevented on machine, the problem for causing certification radiation dispersion exceeded.And it can also
Enough filter actions that can be further strengthened by the filter circuit in first line to radiation dispersion signal.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, second filter circuit is electricity
Sense or magnetic bead composition.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, first filter circuit is by filtering
Wave capacitance forms.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, the filter circuit is filtered for capacitance
Wave circuit and/or resistance filter circuit.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, further includes：Second earphone signal
Line is connected with the anti-static circuit and/or filter circuit on the second earphone signal line.
In a kind of preferred embodiment of the present invention, the mobile terminal includes：Headphone structure, earphone mechanism packet
It includes：Earphone base, anti-static circuit, filter circuit；The earphone base is connected to the mobile terminal by the first earphone signal line
Mainboard on, one end of the anti-static circuit, the filter circuit are connected on the first earphone signal line, described anti-quiet
The other end of circuit is grounded；And the filter circuit is placed in the earphone base side, the filter circuit includes：First
One end of filter circuit and the second filter circuit, one end of first filter circuit and second filter circuit are all connected to
On the first earphone signal line, the other end of first filter circuit is grounded；And first filter circuit or described
Two filter circuits are placed in the earphone base side.
In a kind of realization method of the present invention, second filter circuit is that inductance or magnetic bead form, first filter
Wave electricity, is made of filter capacitor.
Compared to the prior art, the mobile terminal that the embodiment of the present invention is proposed, by earphone base and anti-static circuit
Between add filter circuit, and earphone base is connected on the mainboard of mobile terminal by the first earphone cable, and anti-static circuit
One end, filter circuit be connected on the first earphone signal line, filter circuit is placed in the earphone base side.Therefore, of the invention
In embodiment, the filter circuit close to earphone base side may be used is hit for reception antenna power and produced on earphone signal line
Therefore the raw miscellaneous signal that dissipates solves in the prior art, the transmission power of antenna can be hit prevents electrostatic circuit institute on earphone
The high frequency radiation spurious signal of generation, the problem for causing certification radiation dispersion exceeded.Therefore, the implementation improved using the present invention
Example, solves the problems, such as radiation dispersion caused by earphone base, while very low to Structural Design Requirement, cost is also very cheap.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in (such as a ROM/
RAM, magnetic disc, CD) in, including some instructions are used so that a mobile terminal (can be mobile phone, computer, server, sky
Adjust device or the network equipment, robot etc.) execute method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of Headphone structure is applied to mobile terminal, which is characterized in that including：Earphone base, anti-static circuit, filter circuit；
The earphone base is connected to by the first earphone signal line on the mainboard of the mobile terminal, and the one of the anti-static circuit
End, the filter circuit are connected on the first earphone signal line, the other end ground connection of the anti-static circuit；And the institute
It states filter circuit and is placed in the earphone base side.
2. Headphone structure according to claim 1, which is characterized in that the anti-static circuit is made of antistatic TVS pipe.
3. Headphone structure according to claim 2, which is characterized in that one end of the antistatic TVS pipe is connected to described
On first earphone signal line, the other end of the antistatic TVS pipe connects the ground terminal of the mainboard.
4. Headphone structure according to claim 1, which is characterized in that the filter circuit be capacitor filter and/or
Resistance filter circuit.
5. Headphone structure according to claim 1, which is characterized in that further include：Second earphone signal line, second ear
The anti-static circuit and/or filter circuit are connected on machine signal wire.
6. Headphone structure according to claim 1, which is characterized in that the filter circuit includes：First filter circuit
One end and the second filter circuit, one end of first filter circuit and second filter circuit are all connected to first ear
On machine signal wire, the other end of first filter circuit is grounded；And first filter circuit or second filter circuit
It is placed in the earphone base side.
7. Headphone structure according to claim 6, it is characterised in that：First filter circuit be capacitor filter,
Second filter circuit is resistance filter circuit.
8. Headphone structure according to claim 7, which is characterized in that second filter circuit is inductance or magnetic bead group
At.
9. Headphone structure according to claim 6, which is characterized in that first filter circuit is made of filter capacitor.
10. a kind of mobile terminal, which is characterized in that the mobile terminal is provided with described claim 1-9 any one of them
Headphone structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810089262.8A CN108391191A (en) | 2018-01-30 | 2018-01-30 | A kind of Headphone structure and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810089262.8A CN108391191A (en) | 2018-01-30 | 2018-01-30 | A kind of Headphone structure and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108391191A true CN108391191A (en) | 2018-08-10 |
Family
ID=63074134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810089262.8A Pending CN108391191A (en) | 2018-01-30 | 2018-01-30 | A kind of Headphone structure and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108391191A (en) |
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| CN108924691A (en) * | 2018-09-04 | 2018-11-30 | 广州由我科技股份有限公司 | A kind of bluetooth headset and its charge cabin, charging system |
| WO2020216140A1 (en) * | 2019-04-25 | 2020-10-29 | 华为技术有限公司 | Wireless earphone |
| CN113853053A (en) * | 2021-08-27 | 2021-12-28 | 荣耀终端有限公司 | Electrostatic protection structure and electronic equipment |
| CN116736777A (en) * | 2023-07-20 | 2023-09-12 | 四川华鲲振宇智能科技有限责任公司 | Intelligent monitoring system and method for detecting worker to remove anti-static wristband |
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Application publication date: 20180810 |