CN205987269U - Earphone with lightning interface - Google Patents

Abstract

The utility model discloses an earphone with Lightning interface, including the earphone body, line accuse ware and earphone interface, the earphone interface sets up to the Lightning interface, control circuit in the line accuse ware includes DA main control chip, data acquisition and power control module, tone quality processing chip, button module, MIC level suppression chip and MIC signal acquisition module, data acquisition and power control module, tone quality processing chip, button module and MIC level suppression chip are connected with DA main control chip electricity respectively, the Lightning interface is connected with data acquisition and power control module electricity, MIC signal acquisition module and MIC level suppression chip electricity are connected, tone quality processing chip is connected with this internal vocal ware electricity of earphone. The utility model discloses a tone quality is effectual, adopts the digital sound source to replace the simulation sound source, has realized high-fidelity digital signal's low-loss transmission.

Description

A headset with a Lightning interface

technical field

The utility model relates to the technical field of earphones, in particular to an earphone with a Lightning interface.

Background technique

With the continuous development of electronic technology, there are more and more types of portable electronic devices capable of playing audio signals, such as music players, mobile phones and tablet computers, and their applications are becoming more and more popular. The earphone can directly transmit the sound from the above-mentioned various electronic devices to the user's ear, avoiding the influence of the external noisy environment on the listening effect, providing the user with a high-quality sound signal, and at the same time will not interfere with other surrounding People, just because the earphone has the above-mentioned advantages, the earphone has become an indispensable accessory for the above-mentioned various electronic devices.

At present, earphones on the market are usually composed of an earphone body, a wire controller, and an earphone jack for connecting with electronic equipment. Among them, the earphone jacks generally use 2.5MM and 3.5MM earphone jacks, but these earphones use Analog sound source, this headset cannot realize low-loss transmission of high-fidelity digital signals, and the sound quality effect still needs to be improved.

Utility model content

The purpose of the utility model is to overcome the above-mentioned defects in the prior art, and provide an earphone with a Lightning interface, which has good sound quality and can realize low-loss transmission of high-fidelity digital signals.

In order to achieve the above object, the utility model provides an earphone with a Lightning interface, comprising an earphone body, a wire controller and an earphone interface for connecting with electronic equipment, the sounder in the earphone body and the earphone The interfaces are respectively electrically connected to the control circuit in the wire controller through data lines, the earphone interface is set as a Lightning interface, and the control circuit includes a D/A main control chip, a data acquisition and power control module, a sound quality processing chip, Key module, MIC level suppression chip and MIC signal acquisition module, the data acquisition and power control module, sound quality processing chip, key module and MIC level suppression chip are respectively electrically connected to the D/A main control chip, and the The Lightning interface is electrically connected to the data acquisition and power control module, the MIC signal acquisition module is electrically connected to the MIC level suppression chip, and the sound quality processing chip is electrically connected to the sound generator in the earphone body.

As preferably, the earphone body includes an earphone housing, a sounding tube, a filter screen and earplugs, the main body of the sounding tube is installed in the cavity of the earphone housing, and the sound generator is installed in the In the main body of the sound tube, the sound output end of the sound output tube protrudes from the earphone housing, the filter screen is installed at the exit of the sound output end of the sound output tube, and the earplug is set on the The output end of the speaker.

Preferably, the earphone shell adopts a round plastic shell structure, which is composed of a left shell and a right shell, and an aluminum-magnesium alloy layer is provided on the outer surface of the earphone shell.

Preferably, the earplugs are medical-grade silicone earplugs.

Preferably, the earphone housing is provided with an earphone wire fixing piece for protecting the data cable from being easily broken, the free end of the earphone wire fixing piece is bent toward the outer side of the earphone housing, and the earphone wire The free end of the fixed piece and the fixed end fixed to the earphone housing are respectively pierced with threading holes for the data lines to pass through, and the data lines between the earphone body and the wire controller pass through the earphone line fixed piece Then pass through the threading hole at the fixed end of the earphone wire fixing piece through the threading hole at the free end of the earphone, so as to extend into the cavity of the earphone housing and electrically connect with the sounder.

Preferably, decorative sheets are respectively provided on both sides of the earphone housing.

Preferably, the sound generator is set as a double dynamic horn.

Preferably, the D/A main control chip is set as a main control chip with built-in local receiving mask register LAM and digital signal processor DSP.

Preferably, the casing of the wire controller and the buttons are an integrated structure, and the casing of the wire controller is molded with engineering-grade plastics.

Preferably, the data line is set as an oxygen-free copper silver-plated wire shielded data line that can reduce distortion and signal interference.

Compared with the prior art, the utility model has the beneficial effects of:

The earphone interface of the utility model is set as a Lightning interface, and the control circuit includes a D/A main control chip, data acquisition and power supply control module, sound quality processing chip, button module, MIC level suppression chip and MIC signal acquisition module, data acquisition and power supply The control module, sound quality processing chip, button module and MIC level suppression chip are electrically connected to the D/A main control chip, the Lightning interface is electrically connected to the data acquisition and power control module, and the MIC signal acquisition module is electrically connected to the MIC level suppression chip , the sound quality processing chip is electrically connected with the sound generator in the earphone body, the utility model has good sound quality effect, uses digital sound source instead of analog sound source, and realizes low-loss transmission of high-fidelity digital signal.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is a structural schematic diagram of an earphone with a Lightning interface provided by the utility model;

Fig. 2 is an exploded view of the earphone body provided by the utility model;

Fig. 3 is a schematic block diagram of a circuit of an earphone with a Lightning interface provided by the present invention.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1, the embodiment of the present utility model provides a kind of earphone with Lightning interface, and this earphone comprises earphone body 1, wire controller 2 and the earphone jack that is used for being connected with electronic equipment, the earphone body 1 inside The sound generator 11 and the earphone interface are respectively electrically connected to the control circuit in the wire controller 2 through the data line 4, and the present embodiment will be described in detail below with reference to the accompanying drawings.

As shown in Figure 2, the earphone body 1 includes an earphone housing 12, a sounding tube 13, a filter screen 14 and earplugs 15, the main body of the sounding tube 13 is installed in the cavity of the earphone housing 12, and the sounder 11 is installed in the cavity of the earphone housing 12. In the main body of the sounding tube 13, the sounding end of the sounding tube 13 extends out of the earphone housing 12, the filter screen 14 is installed at the exit of the sounding end of the sounding tube 13, and the earplug 15 is set on the outlet of the sounding tube 13. on the sound end.

Among them, the earphone shell 12 is composed of a left shell and a right shell. The earphone shell 12 adopts a round plastic shell structure, so that the cavity in the earphone shell is enlarged, resonance is reduced, and a more excellent frequency can be played. width. In addition, the earphone housing 12 can be molded with engineering grade plastic, and its outer surface is provided with an aluminum-magnesium alloy layer. In this way, the round body of the earphones is ingeniously contrasted with the tough metal, which conveys a fashionable and dynamic sense of technology, and has the advantages of simplicity, novelty, elegant appearance, and easy assembly.

In this embodiment, the earplugs 15 are preferably medical-grade silicone earplugs, which are soft and comfortable, and the sound quality is close to the ear canal.

The earphone housing 12 is provided with an earphone wire fixing piece 16 for protecting the data cable 4 from being easily broken. The free end of the earphone wire fixing piece 16 is bent toward the outside of the earphone housing 12. The fixed ends fixed to the earphone housing 12 are respectively pierced with threading holes 161 for the data wires 4 to pass through. 161 and then pass through the threading hole 161 at the fixed end of the earphone wire fixing piece 16, thereby extending into the cavity of the earphone housing 12 and electrically connecting with the sound generator 11. Wherein, the earphone wire fixing piece 16 can be set as a metal sheet, and its combination with the round earphone shell can convey the fashion and dynamics of the earphone.

Both sides of the earphone housing 12 are respectively provided with decorative sheets 17 , and the sound generator 11 is preferably set as a double moving coil speaker.

The headphone interface is set to Lightning interface 3, and the Lightning interface is a brand new Apple C68E port, which can be plugged into electronic devices both front and back.

In this embodiment, the data line 4 is preferably set as an oxygen-free copper silver-plated wire shielded data line, a 6-core shielded data line with a main line diameter of 2.5mm, which can reduce distortion and signal interference.

The shell and buttons of the wire controller 2 are an integrated structure. The shell of the wire controller 2 is made of engineering-grade plastic, with a streamlined appearance, delicate, small, beautiful and fashionable.

The control circuit in the wire controller 2 includes a D/A main control chip 5, a data acquisition and power control module 6, a sound quality processing chip 7, a button module 8, a MIC level suppression chip 9 and a MIC signal acquisition module 10, data acquisition and The power control module 6, the sound quality processing chip 7, the button module 8 and the MIC level suppression chip 9 are respectively electrically connected to the D/A main control chip 5, the Lightning interface 3 is electrically connected to the data acquisition and power control module 6, and the MIC signal acquisition module 10 is electrically connected to the MIC level suppression chip 9, and the sound quality processing chip 7 is electrically connected to the sound generator 11 in the earphone body 1.

The D/A main control chip 5 is set as a main control chip with a built-in local receiving mask register LAM and a digital signal processor DSP, which can realize communication and audio communication with Apple devices. The D/A main control chip 5 can convert the DATA signal into the required digital audio and process the collected signal, which includes the clock required by the chip, power supply module, I/O output control, KEY, MIC, etc. And it can be programmed to realize function diversification.

The data acquisition and power control module 6 can centrally control the input electricity and data.

The MIC level suppression chip 9 is a MIC noise controller chip, and the debugging is based on the 4015 standard MIC.

The typed operation of the button module 8 is composed of the central control key and the volume increase/decrease key; it can realize music playback, answer or make a call, reject an incoming call, wake up the Sleep state, lower the volume output, increase the volume output, and take pictures. state, press the "+" button to take photos and other functions.

To sum up, the earphone of the present invention adopts the Lightning interface, replaces the analog sound source with the original digital sound source, realizes the low-loss transmission of the high-fidelity digital signal, and greatly improves the sound quality effect.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (10)

1. a kind of earphone with Lightning interface, including headset body (1), line control machine (2) and for and electronic equipment phase The earphone interface connecting, the acoustical generator (11) in described headset body (1) and described earphone interface pass through respectively data wire (4) and In described line control machine (2) control circuit electrical connection it is characterised in that：Described earphone interface is set to Lightning interface (3), described control circuit include D/A main control chip (5), data acquisition and energy supply control module (6), tonequality process chip (7), Key-press module (8), MIC level suppression chip (9) and MIC signal acquisition module (10), described data acquisition and power supply mould Block (6), tonequality process chip (7), key-press module (8) and MIC level suppression chip (9) respectively with described D/A main control chip (5) Electrical connection, described Lightning interface (3) is electrically connected with described data acquisition and energy supply control module (6), described MIC signal Acquisition module (10) and described MIC level suppression chip (9) electrically connects, described tonequality process chip (7) and described headset body (1) acoustical generator (11) electrical connection in.

2. a kind of earphone with Lightning interface according to claim 1 it is characterised in that：Described headset body (1) include earphone case (12), go out sound cylinder (13), filter screen (14) and earplug (15), described go out sound cylinder (13) main body be installed in In the cavity of described earphone case (12), described acoustical generator (11) be installed in described in go out in the main body of sound cylinder (13), described go out sound Described earphone case (12) is stretched out at the sound end that goes out of cylinder (13), described filter screen (14) be installed in described in go out the sound that outes of sound cylinder (13) and bring out At mouthful, described earplug (15) be sleeved on described in go out the going out on sound end of sound cylinder (13).

3. a kind of earphone with Lightning interface according to claim 2 it is characterised in that：Described earphone case (12) adopt perfectly round plastic casing structure, it is made up of left shell and right shell body, and the outer surface of described earphone case (12) sets There is almag layer.

4. a kind of earphone with Lightning interface according to claim 2 it is characterised in that：Described earplug (15) Silica gel earplugs for medical grade.

5. a kind of earphone with Lightning interface according to claim 2 it is characterised in that：Described earphone case (12) it is provided with the earphone cord stator (16) broken for protecting data wire (4) to be difficult, described earphone cord stator (16) Free end toward the lateral direction bending of described earphone case (12), the free end of described earphone cord stator (16) and with described ear The fixing end that casing body (12) is mutually fixed extends through the through wires hole (161) passing through for data wire (4), described headset body (1) after the data wire (4) and line control machine (2) between passes through the through wires hole (161) of free end of described earphone cord stator (16) It is then passed through the through wires hole (161) of the fixing end of described earphone cord stator (16), thus extending into described earphone case (12) Electrically connect with acoustical generator (11) in cavity.

6. a kind of earphone with Lightning interface according to claim 2 it is characterised in that：Described earphone case (12) be respectively provided on two sides with cosmetic sheet (17).

7. a kind of earphone with Lightning interface according to claim 1 it is characterised in that：Described acoustical generator (11) it is set to double moving-coil loudspeaker.

8. a kind of earphone with Lightning interface according to claim 1 it is characterised in that：Described D/A master control core Piece (5) is set to be built-in with the main control chip that local receives mask register LAM and digital signal processor DSP.

9. a kind of earphone with Lightning interface according to claim 1 it is characterised in that：Described line control machine (2) Housing be integrated with button, the housing of described line control machine (2) adopts engineering grade plastics molding.

10. a kind of earphone with Lightning interface according to claim 1 it is characterised in that：Described data wire (4) it is set to reduce the oxygen-free copper silver-plated silk shielding data wire of distortion and fall low signal interference.