CN108124029A - terminal device - Google Patents
terminal device Download PDFInfo
- Publication number
- CN108124029A CN108124029A CN201711277097.0A CN201711277097A CN108124029A CN 108124029 A CN108124029 A CN 108124029A CN 201711277097 A CN201711277097 A CN 201711277097A CN 108124029 A CN108124029 A CN 108124029A
- Authority
- CN
- China
- Prior art keywords
- terminal device
- driver
- touch panel
- audio
- audio signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Abstract
The disclosure provides a kind of terminal device, including：Processor, touch panel, audio transmission module, the touch panel include front glass；The audio transmission module includes：Audio processing modules, the driver being fitted on the terminal device internal component, the audio signal driving circuit being electrically connected with the driver；The audio processing modules receive the audio file of the processor output and export analog audio signal to the driving circuit；By the audio signal driving circuit driver is driven to generate vibration, the component to fit together with the driver is driven to vibrate, the front glass output voice signal through the touch panel.The disclosure, sound is the component to fit together by driver, with driver, conducts to releasing on the positive front glass of terminal device, need not set acoustic aperture on the terminal device, the screen accounting of terminal device is improved, and then improves the user experience of terminal device.
Description
Technical field
This disclosure relates to field of communication technology more particularly to a kind of terminal device.
Background technology
With the development of electronic communication, user is higher and higher to the experience requirements of terminal device, and being mainly reflected in will
Ask the high screen accounting of terminal device, structure lightening.In correlation technique, the acoustic aperture of terminal device is usually opened in equipment front, i.e.,
The one side of display screen is provided with, to be user-friendly hand-held call mode.However, since acoustic aperture occupies one, equipment front
Divide position, lead to not the screen accounting for further promoting terminal device, influence the user experience of terminal device.
The content of the invention
In view of this, the disclosure provides a kind of terminal device, to solve the deficiency in correlation technique.
A kind of terminal device that the embodiment of the present disclosure provides, including：Processor, touch panel, audio transmission module, it is described
Touch panel includes front glass；The audio transmission module includes：Audio processing modules are fitted in inside the terminal device
Driver on component, the audio signal driving circuit being electrically connected with the driver；
The audio processing modules receive the audio file of the processor output and export analog audio signal to described
Driving circuit；
By the audio signal driving circuit driver is driven to generate vibration, drive and be fitted in one with the driver
The component vibration risen, the front glass output voice signal through the touch panel.
Optionally, the terminal device is smart mobile phone, and the terminal device internal component being bonded with the driver is institute
State the support construction inside smart mobile phone.
Optionally, the support construction is the center of the smart mobile phone.
Optionally, the terminal device internal component being bonded with the driver is touch panel, and the driver is fitted in
The predeterminable area at the touch panel back side, the predeterminable area are not provided with the display panel of display module.
Optionally, the terminal device further includes the display module being bonded with touch panel, is bonded with the driver
Terminal device internal component is display module, and the driver is fitted in the back side of the display module.
Optionally, the driver is fitted in inside the terminal device by adhesive of the thickness no more than 0.5mm
On component.
Optionally, described adhesive is no more than the two-sided gum of 0.15mm for thickness.
Optionally, the operating voltage range of the driver is：2.5V~3.8V.
The technical solution that the embodiment of the present disclosure provides can include the following benefits：
In the embodiment of the present disclosure, sound is by driver, the component to fit together with driver, conducts to terminal and sets
It is released on standby positive front glass, acoustic aperture need not be set on the terminal device, the front of terminal device is also just not required to
Reserve the position of acoustic aperture so that the effective display area domain under touch panel will not be reduced because of the position for avoiding acoustic aperture,
The effective display area domain of terminal device can be increased during structure design, improve the screen accounting of terminal device, and then promote terminal and set
Standby user experience.
It should be appreciated that above general description and following detailed description are only exemplary and explanatory, not
The disclosure can be limited.
Description of the drawings
Attached drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and for explaining the principle of the disclosure together with specification.
Fig. 1 is a kind of structure diagram of voice transmission module of the disclosure according to an exemplary embodiment；
Fig. 2-1 is a kind of structure diagram of terminal device of the disclosure according to an exemplary embodiment；
Fig. 2-2 is the structure diagram of another terminal device of the disclosure according to an exemplary embodiment；
Fig. 2-3 is the structure diagram of another terminal device of the disclosure according to an exemplary embodiment；
Fig. 3 is terminal device appearance contrast schematic diagram of the disclosure according to an exemplary embodiment；
Fig. 4 is a kind of structure diagram of driving circuit of the disclosure according to an exemplary embodiment；
Fig. 5 is sound pressure level SPL Comparison of experiment results schematic diagram of the disclosure according to an exemplary embodiment；
Fig. 6 is THD Comparison of experiment results schematic diagram of the disclosure according to an exemplary embodiment.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
It is only merely for the purpose of description specific embodiment in the term that the disclosure uses, and is not intended to be limiting the disclosure.
" one kind " of singulative used in disclosure and the accompanying claims book, " described " and "the" are also intended to including majority
Form, unless context clearly shows that other meanings.It is also understood that term "and/or" used herein refers to and wraps
Containing one or more associated list items purposes, any or all may be combined.
Present disclose provides a kind of terminal device, including：Terminal device main body and audio transmission module, wherein terminal device
Main body can include：Processor, touch panel, the touch panel include front glass.
Referring to the structure diagram of audio transmission modules of the Fig. 1 according to an exemplary embodiment, the audio transmission mould
Block can include：Audio processing modules 1, the driver 3 being fitted on the terminal device internal component and the driver 3
The audio signal driving circuit 2 of electrical connection.
The audio processing modules 1 receive the audio file of processor (not shown) output, and above-mentioned audio file can
To be the audio file of various coded formats, for example, the audio file of the forms such as MP3, WMA, WAV, ASF, AAC.
Above-mentioned audio processing modules 1 can include：Audio codec codec and digital analog converter (Digital
To analog converter, DAC), wherein, it is defeated to receive processor for the processor connection of audio codec and terminal device
The audio file gone out, and the audio file is decoded as digital audio and video signals.Above-mentioned digital audio and video signals are converted to mould by DAC
Intend audio signal, i.e., the audio signal represented in the form of electric current, voltage or charge.
After the audio signal driving circuit 2 receives the analog audio signal that audio processing modules 1 export, the analog signal
Upper carrying voice message passes through the circuit on the printed circuit board (Printed Circuit Board, PCB) in terminal device
Processing is carried out to analog signal and is converted into current signal, at this point, voice messaging is carried on current signal, driving circuit is by electric current
Signal transmission is to driver 3 so that driver 3 passes through conduct vibrations voice message under the action of electric current, drives and driver 3
The terminal device component to fit together vibrates together, and voice message is conducted to touch panel (Touch Panel, abbreviation TP)
Glass panel, released by the front glass of TP, user made to hear voice messaging.
Because sound is to be conducted by driver, with the terminal device component that driver fits together to terminal device just
The front glass in face releases, and need not set acoustic aperture on the terminal device, also there is no need to reserved in the front of terminal device
The position of acoustic aperture so that the effective display area domain under touch panel will not be reduced because of the position for avoiding acoustic aperture, be set in structure
Timing can increase the effective display area domain of the display panel below touch panel.
In the disclosure, above-mentioned terminal device can be smart mobile phone, tablet device, wearable device etc..With terminal device
It is exemplified by smart mobile phone, in the embodiment of the present disclosure, driver can be pasted with any component in a variety of smart mobile phone internal components
It is combined, realizes sound conduction effect.Illustratively, above-mentioned driver may be employed following several ways and be arranged on intelligent hand
In machine：
First way, driver fit together with such as mobile phone center of the support construction inside smart mobile phone.
Referring to a kind of structure diagram of terminal devices of the Fig. 2-1 according to an exemplary embodiment, mobile phone center 40
Display module 20 is carried, touch panel 10 is attached to display module 20 such as liquid crystal display (Liquid Crystal Display, letter
Claim LCD) on panel, touch panel 10 includes front glass, positioned at mobile phone display screen the top.Wherein, mobile phone center 40 is position
In the middle part of display module 20 and equipment rear cover, the metallic frameworks of various assemblies inside smart mobile phone is used to support, it is above-mentioned
Component can include：The parts such as battery, mainboard, winding displacement, camera, various inductor microphones.
Driver 3 is fitted on mobile phone center 40.Thickness can be used in one embodiment of the disclosure no more than 0.5mm's
Adhesive for example, being no more than the two-sided gums of 0.15mm driver 3 is bonded on mobile phone center 40 using thickness, avoids increasing
Add smart mobile phone thickness, terminal device can be made more frivolous.
Corresponding voice transmission process is：When driver 3 vibrates under the driving of audio signal driving circuit, band
Machine center 40 of starting vibrates, and display module 20 such as LCD panel, touch panel 10 is driven to vibrate successively by mobile phone center 40, will
The front glass of voice signal from touch panel 10 blazes abroad, and then voice signal is propagated to human ear.
The second way, referring to the structural representation of another terminal devices of the Fig. 2-2 according to an exemplary embodiment
Figure, driver 3 can be fitted in the back side of display module 20, can equally use thickness double no more than 0.15mm in fitting
Driver 3 is fitted in the back side of the display module 20 of mobile phone by face gum.
Corresponding voice transmission process is：When driver 3 vibrates under the driving of audio signal driving circuit, band
Liquid crystal display panel LCD, the touch panel 10 of dynamic display module 20 vibrate, and the front glass panel through touch panel 10 propagates out
It goes, and then voice signal is propagated into human ear.
The third mode, referring to the structural representation of another terminal devices of the Fig. 2-3 according to an exemplary embodiment
Figure, it is generally the case that when display module 20 is combined with touch panel 10, touch panel 10 will not be completely covered, for example, can touch
Predeterminated position 50 is reserved in the bottom of control panel 10, at above-mentioned predeterminated position 50 master control button such as main menu can be set to press
Key, homepage button return to button etc..It, can be at the back side of the predeterminated position 50 of above-mentioned touch panel 10 in the embodiment of the present disclosure
It is bonded driver 3.
Similarly, in order to reduce the complete machine thickness of terminal device and weight, thickness can be used two-sided no more than 0.15mm
Driver 3, is bonded in the back side of the predeterminated position 50 of above-mentioned touch panel 10 by gum, and assembling is simple.
Voice transmission process is accordingly：It, can direct band when driver 3 vibrates under the driving of driving circuit
Dynamic touch panel 10 vibrates, and the front glass through touch panel 10 blazes abroad, and then voice signal is propagated to human ear.
Herein it should be noted that in the disclosure, different bonding position of the driver inside terminal device, acoustics table
Existing effect may be different, can be required to carry out accommodation according to the sound effect of different terminal equipment, the disclosure swashs this
Bonding position of the device in terminal device is encouraged to be not construed as limiting.
Dio Output Modules are provided using the embodiment of the present disclosure, without opening up acoustic aperture in terminal device front, you can realize
The hand-held call mode of terminal device.By taking smart mobile phone as an example, with reference to Fig. 3 according to the terminal device shown in an exemplary embodiment
Appearance contrast schematic diagram, wherein, the smart mobile phone 200 shown in left figure is to be exported in correlation technique using conventional moving-coil type loud speaker
The structure diagram of the smart mobile phone of voice signal at least offers acoustic aperture 201 at the top of 200 front of smart mobile phone.Right figure institute
The smart mobile phone 100 shown is using the structure diagram of the smart mobile phone of disclosure voice transmission module, in smart mobile phone 100
Front need not open up acoustic aperture, you can realize hand-held call mode.As can be seen from Figure 3, since smart mobile phone 100 does not open up acoustic aperture,
When handset structure designs, terminal can be effectively increased by the display area of display module such as LCD as close possible to mobile phone top
The screen accounting of equipment, the i.e. effective display area domain of display screen account for the positive ratio of terminal device.
On the audio signal driving circuit 2 in Fig. 1, have source analog audio signal is filtered, the signals such as amplitude limit
Then processing function carries out power amplification by power amplifier again, by the power amplification of analog audio signal to can drive
The virtual value of driver 3, for example, the voltage effective value of 2.8V, driving driver 3 works.
Referring to a kind of structure diagram of driving circuits of the Fig. 4 according to an exemplary embodiment, a mark is employed
Quasi- model：The driving chip of AW8738 belongs to a kind of K power-like amplifiers, can provide the power amplification of maximum 24dB.
Herein it should be noted that the power amplifier used in the embodiment of the present disclosure can be any one following audio
Power amplifier：A classes, B classes, AB classes, D classes, K genus audio power amplifiers or intelligent power amplifier Smart PA (Power
Amplifier, power amplifier).The disclosure is not construed as limiting this.
In order to illustrate superior performance of the dio Output Modules in terms of acoustical behavior that the disclosure provides, to need not equally open
If the acoustical behavior of the piezoelectric transducer Piezo receiver modules of acoustic aperture has been Experimental comparison, respectively acoustic pressure shown in Figure 5
Grade SPL Comparison of experiment results schematic diagram and Fig. 6 shown in total harmonic distortion (Total Harmonic Distortion, referred to as
THD) Comparison of experiment results schematic diagram.It understands, the driver scheme and the Piezo scheme phases in correlation technique that the disclosure provides
Than driver scheme can support large bandwidth, that is, support broadband call, and low frequency response is more preferable, the THD of low frequency is relatively low, has
Better acoustic efficiency.
To sum up, hand-held mode call is realized using Piezo cantilever beams module compared with correlation technique, what the disclosure provided swashs
It encourages device module and realizes hand-held mode call, have many advantages, such as that simple in structure, assembling is easy, assembling is not susceptible to deformation afterwards in place.
Also, since driver is perceptual device, load impedance than relatively low, operating voltage can 2.5V to 3.8V it
Between, high voltage drive is not required, driver can be driven to work using common power amplifier, without adding high drive core
Piece, saves production cost and versatility is stronger.
Compared with the piezoelectric ceramics TP schemes that correlation technique provides realize hand-held mode call, the driver of disclosure offer
When scheme realizes hand-held mode call, driver, which does not limit, to be fitted on touch panel TP, can be fitted in the interior of terminal device
On portion's support construction such as mobile phone center or the back side of terminal device display module such as liquid crystal display panel is fitted in, so as to
More display spaces are reserved in the front of terminal device, increases the effective display area of terminal device, improves terminal device
Shield accounting.
Those skilled in the art will readily occur to the disclosure its after considering specification and putting into practice disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as illustratively, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be appreciated that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by appended claim.
Claims (8)
1. a kind of terminal device, which is characterized in that including：Processor, touch panel, audio transmission module, the touch panel
Including front glass；The audio transmission module includes：Audio processing modules are fitted on the terminal device internal component
Driver, the audio signal driving circuit being electrically connected with the driver；
The audio processing modules receive the audio file of the processor output and export analog audio signal to the audio
Signal drive circuit；
By the audio signal driving circuit driver is driven to generate vibration, drive what is fit together with the driver
Component vibrates, the front glass output voice signal through the touch panel.
2. terminal device according to claim 1, which is characterized in that the terminal device is smart mobile phone, is swashed with described
The terminal device internal component of device fitting is encouraged as the support construction inside the smart mobile phone.
3. terminal device according to claim 2, which is characterized in that the support construction is in the smart mobile phone
Frame.
4. terminal device according to claim 1, which is characterized in that group inside the terminal device being bonded with the driver
Part is touch panel, and the driver is fitted in the predeterminable area at the touch panel back side, and the predeterminable area is not provided with showing
Show the display panel of module.
5. terminal device according to claim 1, which is characterized in that the display module being bonded with touch panel is further included,
The terminal device internal component being bonded with the driver is display module, and the driver is fitted in the back of the body of the display module
Face.
6. terminal device according to claim 1, which is characterized in that by adhesive of the thickness no more than 0.5mm by institute
Driver is stated to be fitted on the terminal device internal component.
7. terminal device according to claim 6, which is characterized in that described adhesive is double no more than 0.15mm for thickness
Face gum.
8. terminal device according to claim 1, which is characterized in that the operating voltage range of the driver is：2.5V
~3.8V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711277097.0A CN108124029A (en) | 2017-12-06 | 2017-12-06 | terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711277097.0A CN108124029A (en) | 2017-12-06 | 2017-12-06 | terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108124029A true CN108124029A (en) | 2018-06-05 |
Family
ID=62229824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711277097.0A Pending CN108124029A (en) | 2017-12-06 | 2017-12-06 | terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108124029A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109581713A (en) * | 2018-12-15 | 2019-04-05 | 武汉华星光电技术有限公司 | Liquid crystal display die set, liquid crystal display device and electronic equipment |
| CN110176222A (en) * | 2019-05-29 | 2019-08-27 | 云谷（固安）科技有限公司 | A kind of display sounding panel and terminal device |
| CN111629303A (en) * | 2019-02-28 | 2020-09-04 | 北京小米移动软件有限公司 | Hearing aid matching assembly and terminal |
| WO2021083277A1 (en) * | 2019-10-30 | 2021-05-06 | Oppo广东移动通信有限公司 | Electronic device and sound generation control method |
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| CN106231517A (en) * | 2016-09-28 | 2016-12-14 | 北京小米移动软件有限公司 | Terminal unit |
| WO2017039944A1 (en) * | 2015-09-04 | 2017-03-09 | Intel Corporation | Loudspeaker with laminate panel for mobile computing platforms |
| CN107241675A (en) * | 2016-03-28 | 2017-10-10 | 乐金显示有限公司 | Panel vibration type sounding display device |
| CN107343069A (en) * | 2017-06-26 | 2017-11-10 | 北京小米移动软件有限公司 | Terminal and acoustic signals transmission method |
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| CN103778909A (en) * | 2014-01-10 | 2014-05-07 | 瑞声科技（南京）有限公司 | Screen sounding system and control method thereof |
| WO2017039944A1 (en) * | 2015-09-04 | 2017-03-09 | Intel Corporation | Loudspeaker with laminate panel for mobile computing platforms |
| CN107241675A (en) * | 2016-03-28 | 2017-10-10 | 乐金显示有限公司 | Panel vibration type sounding display device |
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| CN107343069A (en) * | 2017-06-26 | 2017-11-10 | 北京小米移动软件有限公司 | Terminal and acoustic signals transmission method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109581713A (en) * | 2018-12-15 | 2019-04-05 | 武汉华星光电技术有限公司 | Liquid crystal display die set, liquid crystal display device and electronic equipment |
| WO2020118958A1 (en) * | 2018-12-15 | 2020-06-18 | 武汉华星光电技术有限公司 | Liquid crystal display module, liquid crystal display device and electronic device |
| US11259102B2 (en) | 2018-12-15 | 2022-02-22 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display module, liquid crystal display device, and electronic device |
| CN111629303A (en) * | 2019-02-28 | 2020-09-04 | 北京小米移动软件有限公司 | Hearing aid matching assembly and terminal |
| CN110176222A (en) * | 2019-05-29 | 2019-08-27 | 云谷（固安）科技有限公司 | A kind of display sounding panel and terminal device |
| WO2021083277A1 (en) * | 2019-10-30 | 2021-05-06 | Oppo广东移动通信有限公司 | Electronic device and sound generation control method |
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Application publication date: 20180605 |
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