CN203150693U - Integrated antenna assembly and intelligent mobile terminal capable of preventing wireless signal shielding - Google Patents
Integrated antenna assembly and intelligent mobile terminal capable of preventing wireless signal shielding Download PDFInfo
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- CN203150693U CN203150693U CN 201320198976 CN201320198976U CN203150693U CN 203150693 U CN203150693 U CN 203150693U CN 201320198976 CN201320198976 CN 201320198976 CN 201320198976 U CN201320198976 U CN 201320198976U CN 203150693 U CN203150693 U CN 203150693U
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Abstract
The utility model relates to mobile computing equipment, and particularly to an integrated antenna assembly and an intelligent mobile terminal capable of preventing wireless signal shielding. The antenna assembly comprises a plastic member and an antenna which is fixedly equipped at the bottom surface of the plastic member. The intelligent mobile terminal comprises the following components: a metal back housing with a prefabricated hole, and the antenna assembly. Furthermore the plastic member of the antenna assembly is equipped at the prefabricated hole of the back housing. According to the intelligent mobile terminal, even the metal back housing is adopted, because the antenna assembly with the structure is adopted and the prefabricated hole is equipped on the back housing, the problem of signal shielding by the metal back housing is prevented.
Description
Technical field
The utility model relates to mobile computing device, specifically is a kind of integral antenna assembly and intelligent mobile terminal that prevents the wireless signal shielding.
Background technology
Since U.S. Apple in 2010 issued the ipad panel computer, panel computer market was the blowout formula and increases, and the panel computer technology has entered preceding all high-speed development periods not, and properties of product improve constantly, and are dwindling fast with the performance gap of PC.Mobile processor with one of panel computer critical component is example, generally adopts single core processor on the markets in 2011, generally adopts dual core processor in 2012, and begins to popularize four core processors in 2013 on the first quarter market.However, also have partial technical problems still unresolved at panel computer.
For example; though metal shell is high-grade more attractive in appearance and be greatly favored by consumers; and to the protection better effects if of equipment; but because metal shell (mainly being the shell on the back part) can cause screen effect to wireless signals such as wifi, 3G, bluetooths; therefore present domestic most of manufacturer still adopts plastic casing; minority manufacturer employing metallo-plastic shell on the backs such as U.S. Apple are only arranged, reduce the market competitiveness of intelligent mobile terminals such as China's smart mobile phone and panel computer.
Summary of the invention
The technical problem that the utility model solves provides a kind of intelligent mobile terminal with preferable wireless signal receiving function, makes it the relatively poor situation of wireless signal can not occur when adopting metal shell.Intelligent mobile terminal of the present utility model comprises hand-hold type computing equipment, the especially panel computer of panel computer, smart mobile phone.
For solving the problems of the technologies described above, first technical scheme that the utility model adopts is: a kind of integral antenna assembly that prevents the wireless signal shielding, wherein: be used for being fixed to the working of plastics of the pre-manufactured hole on the intelligent mobile terminal shell on the back, and the antenna that is fixedly arranged on described working of plastics bottom surface.
One of improve: described working of plastics is provided with for the projection that is embedded at described shell on the back pre-manufactured hole, and is used for stopping that described working of plastics passes the rib of described shell on the back pre-manufactured hole.
Two of improvement: described working of plastics bottom surface is provided with the protruding corresponding groove with described working of plastics, and described antenna is sticked in described groove.
Three of improvement: described working of plastics is the rectangle laminated structure of strip, and described working of plastics is along curved perpendicular to the cross sectional shape of described working of plastics length bearing of trend.
Four of improvement: described antenna is the sheet metal sheet, and described antenna is by the bottom of PUR pressing and fixing to described working of plastics.
For solving the problems of the technologies described above, second technical scheme that the utility model adopts is: a kind of intelligent mobile terminal, comprise touch glass, fore shell, show module, mainboard, battery, shell on the back and antenna, described mainboard and described battery are arranged on described fore shell and engage with described shell on the back in the containing cavity that forms, described demonstration module, described touch glass is fixed to described fore shell, wherein: described shell on the back is the metal shell on the back, which is provided with pre-manufactured hole, described intelligent mobile terminal also comprises antenna module, described antenna module comprises the working of plastics that is installed on the described shell on the back inner surface and is installed in the antenna of the bottom surface of described working of plastics, described antenna is connected with corresponding antenna feed point on the described mainboard, described working of plastics is laminated structure, described working of plastics is provided with for the projection that is embedded at described shell on the back pre-manufactured hole, and be used for stopping that described working of plastics breaks away from the rib of described shell on the back, and described rib is fixedlyed connected with the inner surface of described shell on the back.
In one embodiment: described shell on the back is rectangular, and the pre-manufactured hole on the described shell on the back is the rectangular opening of strip, and the length direction of described pre-manufactured hole is parallel to the short side of described shell on the back, and described prefabricated hole site is in bottom or the tip position of described shell on the back.
In one embodiment: all or part of of described working of plastics rib fixedlyed connected with the inner surface of described shell on the back by PUR, and the rib of described working of plastics also is fixed to the inner surface of described shell on the back by clamping piece, described clamping piece is fixedlyed connected with described fore shell and/or shell on the back, and described keeper compresses described working of plastics on the inner surface that is fixed on described shell on the back.
In one embodiment: described clamping piece is strip, and the one end is fixedlyed connected with described shell on the back, and the other end is pressed on the bottom surface of described working of plastics along the length direction of described working of plastics.
In one embodiment: described antenna is the sheet metal sheet, and it is pressed together on the bottom of described working of plastics by PUR; Described working of plastics bottom surface is provided with the protruding corresponding groove with described working of plastics, described antenna is sticked in described groove, described intelligent mobile terminal comprises one or more antennas, and antenna system can be wifi antenna, mobile communication antenna, Bluetooth antenna or the two-in-one antenna of wifi bluetooth.
Compared with prior art, beneficial effect is as follows: when the utility model adopts the metal material shell on the back, by offering pre-manufactured hole at shell on the back and match with working of plastics that the bottom is provided with antenna, thereby avoid the problem of metal shell on the back shielded signal.
Description of drawings
Fig. 1 is one of the structural representation of the antenna module of embodiment one.
Fig. 2 be embodiment one antenna module structural representation two.
Fig. 3 is the upper end enlarged diagram of the antenna module of Fig. 2.
Fig. 4 is the perspective exploded view of the intelligent mobile terminal of embodiment two.
Fig. 5 is the clamping piece structural representation of the intelligent mobile terminal of embodiment two.
Fig. 6 is the inner surface view of the intelligent mobile terminal of embodiment two.
Fig. 7 is the outer surface view of the intelligent mobile terminal of embodiment two.
Embodiment
In the utility model, term " on ", D score, " left side ", " right side ", " preceding ", " back ", " top ", " end ", " interior ", " outward ", " in ", close the orientation of indications such as " vertically ", " level ", " laterally ", " vertically " or position is based on orientation shown in the drawings or position relation.These terms mainly are in order to describe the utility model and embodiment better, to be not must have particular orientation for limiting indicated device, element or part, or to construct and operate with particular orientation.
And above-mentioned part term also may be used for other implications of expression except can being used for expression orientation or position relation, for example term " on " also may be used for certain relations of dependence of expression or annexation in some cases.For those of ordinary skills, can understand the concrete implication of these terms in the utility model as the case may be.
In addition, term " installation ", " setting ", " being provided with ", " connection ", " linking to each other " should be done broad understanding.For example, can be fixedly connected, removably connect, or monolithic construction; Can be mechanical connection, or be electrically connected; Can be directly to link to each other, or link to each other indirectly by intermediary, or be connection inner between two devices, element or the parts.For those of ordinary skills, can understand the concrete implication of above-mentioned term in the utility model as the case may be.
In addition, term " first ", " second " etc. mainly are for distinguishing different device, element or part (concrete kind is identical with the structure possibility also may be different), are not be used to the relative importance and the quantity that show or hint indicated device, element or part.Except as otherwise noted, the implication of " a plurality of " is two or more.
Below in conjunction with embodiment and accompanying drawing the technical solution of the utility model is further described.
Embodiment one
As shown in Figures 1 to 3, the integral antenna assembly of the prevented wireless signal of present embodiment shielding comprises: be used for being fixed to the working of plastics 70 of the pre-manufactured hole on the intelligent mobile terminal shell on the back, and the antenna 80 that is fixedly arranged on described working of plastics bottom surface.The bottom surface of working of plastics 70 (or bottom) refers to the one side towards intelligent mobile terminal inside.
Described working of plastics 70 is provided with for the projection 71 that is embedded at described shell on the back pre-manufactured hole, and is used for stopping that described working of plastics 70 passes the described shell on the back pre-manufactured hole rib 72 of (thereby breaking away from described shell on the back).Described working of plastics 70 mid portions can embed the projection 71 in the described shell on the back pre-manufactured hole just, remainder (being rib 72) from the inner surface of shell on the back be stuck in described shell on the back pre-manufactured hole around, come off out from intelligent mobile terminal to prevent working of plastics 70.
Described working of plastics 70 both can embed projection the pre-manufactured hole of shell on the back from the surface of shell on the back, also can projection be embedded the pre-manufactured hole of shell on the back from the inner surface of shell on the back.No matter be any fixed form, antenna 80 receiving and transmitting signals can not shielded by metal shell, and therefore good signal intensity arranged.
When adopting aforementioned first kind of working of plastics fixed form, can only fix working of plastics at the outer surface (being the outer surface of intelligent mobile terminal) of shell on the back.This moment, then working of plastics came off easily under external force if adopt the sticking cemented mode of deciding; If adopt the clamping piece of fixedlying connected with shell on the back to reinforce, can make the shell on the back outward appearance attractive in appearance inadequately.
When adopting aforementioned second kind of working of plastics fixed form, working of plastics can arrange working of plastics fixed structure/ruggedized construction at the inner surface of shell on the back, or directly working of plastics is pasted inner surface to shell on the back, so neither influence the exterior appearance of intelligent mobile terminal, manufacture craft and reliability of positioning are also relatively good.Therefore second kind of working of plastics fixed form is best selection.
In addition, the bottom surface of described working of plastics 70 is provided with protruding corresponding groove 73(with described working of plastics referring to Fig. 1), described antenna is sticked in described groove.Adopt groove 73 structure corresponding with protruding 71 in making working of plastics 70 processes, can save material.The described working of plastics 70 of present embodiment adopts the rectangle laminated structure of strip, and described working of plastics 70 is along curved perpendicular to the cross sectional shape of described working of plastics length bearing of trend, and namely the described working of plastics of present embodiment is slight curving shape.Described antenna 80 is the sheet metal sheet, and described antenna 80 is by the bottom of PUR pressing and fixing to described working of plastics 70.
Embodiment two
As shown in Figure 4, the intelligent mobile terminal of present embodiment comprises: touch glass 10, fore shell 20, demonstration module (LCD Module) 30, mainboard 40, battery 50, shell on the back 60 and antenna module, wherein said antenna module are above-described embodiment one described integral antenna assembly that prevents the wireless signal shielding.
Described mainboard 40 and described battery 50 are arranged on described fore shell 20 and engage with described shell on the back 60 in the containing cavity that forms, described demonstration module 30, described touch glass 10 are fixed to described fore shell 20(touch glass 10 topmost, shell on the back 60 is located at the bottom), described antenna 80 is connected with corresponding antenna feed point on the described mainboard 40.
As shown in Figure 4, described shell on the back 60 is metal shell on the back 60, which is provided with pre-manufactured hole 61.Shown in Fig. 1 to 4, described antenna module comprises working of plastics 70 and the antenna 80 that is installed in described pre-manufactured hole 61 places.Described antenna 80 is installed in the bottom surface (i.e. bottom) of described working of plastics 70.The bottom surface of working of plastics 70 refers to move towards intelligence the one side of whole inside, and namely antenna 80 is arranged on the inside of terminal.Similarly, the one side of definition shell on the back 60 towards intelligent mobile terminal inside is inner surface (referring to Fig. 6) in present technique, and another side is outer surface (referring to Fig. 7).
As shown in Figure 3, Figure 4, for described working of plastics 70 being fixed to pre-manufactured hole 61 places of described shell on the back 60, described working of plastics 70 is provided with for the projection 71 that is embedded at described shell on the back pre-manufactured hole 61, and be used for stopping that thereby the pre-manufactured hole 61(that described working of plastics 70 passes described shell on the back breaks away from described shell on the back 60) rib 72, and described rib 72 is fixedlyed connected with the inner surface of described shell on the back 60.The working of plastics 70 of present embodiment in the form of sheets, the intermediate portion is arranged with the projection 71 that can embed just in described shell on the back 60 pre-manufactured holes 61, remainder (being rib 72) from the inner surface of shell on the back 60 be stuck in described shell on the back 60 pre-manufactured holes 61 around, come off out from intelligent mobile terminal to prevent working of plastics 70.
Described working of plastics 70 both can embed projection 71 pre-manufactured hole 61 of shell on the backs from the surface of shell on the back 60, also can projection 71 be embedded the pre-manufactured hole 61 of shell on the backs from the inner surface of shell on the back 60.No matter be any fixed form, antenna 80 receiving and transmitting signals can not shielded by metal shell, and therefore good signal intensity arranged.
When adopting aforementioned first kind of working of plastics fixed form, can only fix working of plastics 70 at the outer surface (being the outer surface of intelligent mobile terminal) of shell on the back 60.This moment, then working of plastics 70 came off easily under external force if adopt the sticking cemented mode of deciding; If adopt the clamping piece 90 of fixedlying connected with shell on the back 60 to reinforce, can make that also shell on the back 60 outward appearances are attractive in appearance inadequately.
When adopting aforementioned second kind of working of plastics fixed form, working of plastics 70 can arrange working of plastics 70 fixing/ruggedized constructions at the inner surface of shell on the back 60, or directly working of plastics 70 is pasted to the inner surface of shell on the back 60, so neither influence the exterior appearance of intelligent mobile terminal, manufacture craft and reliability of positioning are also relatively good.Therefore second kind of working of plastics fixed form is best selection.
Further, described working of plastics 70 can adopt multiple mode and described shell on the back 60 to fix.For example can be by all or part of of working of plastics 70 ribs 72 be fixedlyed connected with the inner surface of described shell on the back 60 by PUR.For example the rib 72 usefulness clamping pieces 90 of working of plastics 70 are fixed to the inner surface of described shell on the back 60 again, described clamping piece 90 is fixedlyed connected with described fore shell 20 and/or shell on the back 60, and described keeper compresses described working of plastics 70 on the inner surface that is fixed on described shell on the back 60.
As Fig. 4, shown in Figure 5, one end 91 of the clamping piece 90 of present embodiment and described shell on the back 60 fixedly connected (for example screw is connected), thus the other end 92 is pressed on along the length direction of described working of plastics 70 on the bottom surface of described working of plastics 70 inner surface of working of plastics 70 clampings at described shell on the back 60.The other end 92 of clamping piece both can also can be fixedlyed connected with described shell on the back 60 for unsettled.In addition, can also adopt above-mentioned two kinds of fixed forms to strengthen fixing simultaneously.
As Fig. 6, shown in Figure 7, described shell on the back 60 is rectangular, and the pre-manufactured hole 61 on the described shell on the back 60 is the rectangular opening of strip.For those skilled in the art, be appreciated that shell on the back 60 herein is rectangular, or pre-manufactured hole 61 is rectangular opening, and unrestricted shell on the back 60 or pre-manufactured hole 61 are the rectangle of strict mathematical meaning, and should allow slightly to be out of shape, for example the arc transition processing is done at each angle, as long as global shape is roughly rectangle.The length direction of described pre-manufactured hole 61 is parallel to the short side of described shell on the back 60, and described pre-manufactured hole 61 is positioned at bottom or the tip position (present embodiment is for being positioned at bottom position) of described shell on the back 60, namely pre-manufactured hole 61 and shell on the back 60 wherein the distance of a short side less than the distance of another the short side relative with this short side.
Further, described shell on the back 60 is curved along the cross sectional shape of its short side directions, and described working of plastics 70 is the rectangle laminated structure of strip, and described working of plastics 70 is along curved perpendicular to the cross sectional shape of described working of plastics 70 length bearing of trends.The shell on the back 60 that is present embodiment can not be flat also, but slightly crooked along its short side directions, adapt with it be described working of plastics 70 also be slight curving shape.
In addition, as Fig. 2, shown in Figure 3, described antenna 80 is the sheet metal sheet, and it is pressed together on the bottom of described working of plastics 70 by PUR.Described working of plastics 70 bottom surfaces are provided with projection 71 corresponding groove 73 with described working of plastics 70, and described antenna 80 is sticked in described groove 73.Adopt groove 73 structure corresponding with protruding 71 in making working of plastics 70 processes, can save material.
The intelligent mobile terminal of present embodiment can arrange one or more antennas 80, and the kind of antenna can be wifi antenna, mobile communication antenna (as GSM antenna, 3G antenna or 4G antenna 80), Bluetooth antenna or the two-in-one antenna of wifi bluetooth.Concrete which kind of antenna that adopts is decided according to the function module design of mainboard 40.The mainboard 40 of present embodiment is provided with the two-in-one module of wifi/ bluetooth and 3G module, and is provided with corresponding antenna feed point, so working of plastics 70 bottom surfaces of embodiment are provided with two antennas, is respectively the two-in-one antenna of wifi/ bluetooth and 3G antenna.
In addition, the intelligent mobile terminal of present embodiment can also further arrange battery in place part (not shown) and the mainboard keeper (not shown) of fixedlying connected with described fore shell 20 and/or shell on the back 60.Described touch glass 10 is capacitance touch glass (TTP) or resistive touch glass (CTP).
Claims (10)
1. integral antenna assembly that can prevent wireless signal shielding is characterized in that comprising: is used for being fixed to the working of plastics of the pre-manufactured hole on the intelligent mobile terminal shell on the back, and the antenna that is fixedly arranged on described working of plastics bottom surface.
2. the integral antenna assembly that prevents wireless signal shielding according to claim 1, it is characterized in that: described working of plastics is provided with for the projection that is embedded at described shell on the back pre-manufactured hole, and is used for stopping that described working of plastics passes the rib of described shell on the back pre-manufactured hole.
3. the integral antenna assembly that prevents wireless signal shielding according to claim 2, it is characterized in that: described working of plastics bottom surface is provided with the protruding corresponding groove with described working of plastics, and described antenna is sticked in described groove.
4. according to the arbitrary described integral antenna assembly that prevents the wireless signal shielding of claim 1 to 3, it is characterized in that: described working of plastics is the rectangle laminated structure of strip, and described working of plastics is along curved perpendicular to the cross sectional shape of described working of plastics length bearing of trend.
5. according to the arbitrary described integral antenna assembly that prevents the wireless signal shielding of claim 1 to 3, it is characterized in that: described antenna is the sheet metal sheet, and described antenna is by the bottom of PUR pressing and fixing to described working of plastics.
6. intelligent mobile terminal, comprise touch glass, fore shell, show module, mainboard, battery, shell on the back and antenna, described mainboard and described battery are arranged on described fore shell and engage with described shell on the back in the containing cavity that forms, described demonstration module, described touch glass is fixed to described fore shell, it is characterized in that: described shell on the back is the metal shell on the back, which is provided with pre-manufactured hole, described intelligent mobile terminal also comprises antenna module, described antenna module comprises the working of plastics that is installed on the described shell on the back inner surface and is installed in the antenna of the bottom surface of described working of plastics, described antenna is connected with corresponding antenna feed point on the described mainboard, described working of plastics is laminated structure, described working of plastics is provided with for the projection that is embedded at described shell on the back pre-manufactured hole, and be used for stopping that described working of plastics breaks away from the rib of described shell on the back, and described rib is fixedlyed connected with the inner surface of described shell on the back.
7. wireless signal enhanced smart portable terminal according to claim 6, it is characterized in that: described shell on the back is rectangular, pre-manufactured hole on the described shell on the back is the rectangular opening of strip, the length direction of described pre-manufactured hole is parallel to the short side of described shell on the back, and described prefabricated hole site is in bottom or the tip position of described shell on the back.
8. wireless signal enhanced smart portable terminal according to claim 6, it is characterized in that: all or part of of described working of plastics rib fixedlyed connected with the inner surface of described shell on the back by PUR, and the rib of described working of plastics also is fixed to the inner surface of described shell on the back by clamping piece, described clamping piece is fixedlyed connected with described fore shell and/or shell on the back, and described keeper compresses described working of plastics on the inner surface that is fixed on described shell on the back.
9. wireless signal enhanced smart portable terminal according to claim 8, it is characterized in that: described clamping piece is strip, and the one end is fixedlyed connected with described shell on the back, and the other end is pressed on the bottom surface of described working of plastics along the length direction of described working of plastics.
10. described wireless signal enhanced smart portable terminal according to claim 6, it is characterized in that: described antenna is the sheet metal sheet, it is pressed together on the bottom of described working of plastics by PUR; Described working of plastics bottom surface is provided with the protruding corresponding groove with described working of plastics, described antenna is sticked in described groove, described intelligent mobile terminal comprises one or more antennas, and antenna system can be wifi antenna, mobile communication antenna, Bluetooth antenna or the two-in-one antenna of wifi bluetooth.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320198976 CN203150693U (en) | 2013-04-19 | 2013-04-19 | Integrated antenna assembly and intelligent mobile terminal capable of preventing wireless signal shielding |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320198976 CN203150693U (en) | 2013-04-19 | 2013-04-19 | Integrated antenna assembly and intelligent mobile terminal capable of preventing wireless signal shielding |
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| CN203150693U true CN203150693U (en) | 2013-08-21 |
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| CN 201320198976 Expired - Fee Related CN203150693U (en) | 2013-04-19 | 2013-04-19 | Integrated antenna assembly and intelligent mobile terminal capable of preventing wireless signal shielding |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014206280A1 (en) * | 2013-06-26 | 2014-12-31 | Shenzhen Byd Auto R&D Company Limited | Metal shell and cell phone comprising the same |
| CN104319456A (en) * | 2014-10-11 | 2015-01-28 | 广东名门锁业有限公司 | Hidden antenna of remote control locks |
| CN105450797A (en) * | 2014-09-02 | 2016-03-30 | 全亿大科技（佛山）有限公司 | Mobile phone rear cover |
| CN106500324A (en) * | 2015-09-07 | 2017-03-15 | 青岛海尔新能源电器有限公司 | Teat pump boiler off-premises station and its housing unit |
| US9954583B2 (en) | 2014-03-28 | 2018-04-24 | Byd Company Limited | Mobile terminal and near field communication antenna |
| CN111970590A (en) * | 2020-09-29 | 2020-11-20 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box and terminal equipment |
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2013
- 2013-04-19 CN CN 201320198976 patent/CN203150693U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014206280A1 (en) * | 2013-06-26 | 2014-12-31 | Shenzhen Byd Auto R&D Company Limited | Metal shell and cell phone comprising the same |
| US9954583B2 (en) | 2014-03-28 | 2018-04-24 | Byd Company Limited | Mobile terminal and near field communication antenna |
| CN105450797A (en) * | 2014-09-02 | 2016-03-30 | 全亿大科技（佛山）有限公司 | Mobile phone rear cover |
| CN105450797B (en) * | 2014-09-02 | 2018-08-07 | 全亿大科技（佛山）有限公司 | Cell phone rear cover |
| CN104319456A (en) * | 2014-10-11 | 2015-01-28 | 广东名门锁业有限公司 | Hidden antenna of remote control locks |
| CN106500324B (en) * | 2015-09-07 | 2022-06-14 | 青岛海尔新能源电器有限公司 | Heat pump water heater outdoor unit and shell assembly thereof |
| CN106500324A (en) * | 2015-09-07 | 2017-03-15 | 青岛海尔新能源电器有限公司 | Teat pump boiler off-premises station and its housing unit |
| CN111970590A (en) * | 2020-09-29 | 2020-11-20 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box and terminal equipment |
| CN112104935A (en) * | 2020-09-29 | 2020-12-18 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box |
| WO2022067901A1 (en) * | 2020-09-29 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box and terminal device |
| WO2022067908A1 (en) * | 2020-09-29 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Speaker box |
| CN111970590B (en) * | 2020-09-29 | 2022-07-22 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box and terminal equipment |
| CN112072304A (en) * | 2020-10-20 | 2020-12-11 | 北京字节跳动网络技术有限公司 | Terminal device |
| CN112072304B (en) * | 2020-10-20 | 2023-02-28 | 北京字节跳动网络技术有限公司 | Terminal device |
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