CN205283802U - Speaker and electronic equipment - Google Patents
Speaker and electronic equipment Download PDFInfo
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- CN205283802U CN205283802U CN201521131782.9U CN201521131782U CN205283802U CN 205283802 U CN205283802 U CN 205283802U CN 201521131782 U CN201521131782 U CN 201521131782U CN 205283802 U CN205283802 U CN 205283802U
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Abstract
The utility model provides a speaker, the bone conduction loudspeaker comprises a magnetic circuit system and a vibration system, magnetic circuit includes T iron, china department and magnet, vibration system includes first vibrating diaphragm, the second vibrating diaphragm, first voice coil loudspeaker voice coil and second voice coil loudspeaker voice coil, the medial surface of magnet and the middle part of T iron form first magnetic gap between being protruding, the suspension has first voice coil loudspeaker voice coil in the first magnetic gap, form the second magnetic gap between the lateral surface of magnet and the medial surface of china department, the suspension has the second voice coil loudspeaker voice coil in the second magnetic gap, furthermore, first vibrating diaphragm combines on magnetic circuit respectively with the second vibrating diaphragm, lower both sides. The utility model discloses a T iron, magnet and hua si's cooperation forms two magnetic gap in a magnetic circuit to locate magnetic circuit's both sides respectively with first vibrating diaphragm and second vibrating diaphragm, can realize the two -sided sound production of speaker under the prerequisite that only sets up a magnetic circuit, the swept area of single speaker of increase, reinforcing sound effect. The utility model provides an electronic equipment who has above -mentioned speaker.
Description
Technical field
The utility model relates to technical field of electronic products, more specifically, it relates to a kind of loud speaker, the utility model also relates to a kind of electronics with above-mentioned loud speaker.
Background technology
Loud speaker, as a kind of device that electric energy can be converted into acoustic energy, is widely used in stereo set. Traditional loud speaker is only provided with a voice coil loudspeaker voice coil and a vibrating diaphragm, and swept area is less. In prior art, in order to reach good audio, two loud speakers often applied by electronics simultaneously, or in a loud speaker, the effect of two sides sounding is reached by arranging two portions magnetic circuit, so, the space that loud speaker takies is relatively big, causes the overall dimensions of product also bigger.
In sum, how to increase the swept area of single loud speaker, only apply a loud speaker to realize electronics, even only can reach good sound with a magnetic circuit assembly and put effect, and then reduce loud speaker take space, be current those skilled in the art technical problems urgently to be resolved hurrily.
Practical novel content
In view of this, the purpose of this utility model is to provide a kind of loud speaker, to increase the swept area of single loud speaker, thus realize electronics only apply a loud speaker and share a magnetic circuit system can realize two-sided sounding, and then reduce loud speaker take space.
Another object of the present utility model is to provide a kind of electronics with above-mentioned loud speaker.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of loud speaker, comprises magnetic circuit system and vibrational system; Described magnetic circuit system comprises T iron; The central protrusion place of described T iron is arranged with magnet and washer from inside to outside successively; Described vibrational system comprises voice coil loudspeaker voice coil and vibrating diaphragm, wherein, forms the first magnetic gap between the interior side of described magnet and the central protrusion of described T iron; In described first magnetic gap, suspension has the first voice coil loudspeaker voice coil; The other end of described first voice coil loudspeaker voice coil is fixedly connected with the first vibrating diaphragm by the first speech coil framework; The 2nd magnetic gap is formed between the outer side of described magnet and the interior side of described washer; In described 2nd magnetic gap, suspension has the 2nd voice coil loudspeaker voice coil; The other end of described 2nd voice coil loudspeaker voice coil is fixedly connected with the 2nd vibrating diaphragm by the 2nd speech coil framework; Further, described first vibrating diaphragm and described 2nd vibrating diaphragm are incorporated into the upper and lower both sides of described magnetic circuit system respectively.
Improving as one, described magnet and described washer are the ring structure of middle part perforate, and, the internal diameter of described washer is greater than the internal diameter of described magnet; Described washer is sheathed on the outside of described magnet, and there is distance between the outer side of described magnet, forms described 2nd magnetic gap.
Improving as one, described T iron comprises the base portion of annular that horizontal direction arranges and the medium position from described base portion extends and the columnar protrusions that becomes to the direction away from described base portion; The internal diameter of described magnet is greater than the internal diameter of the central protrusion of described T iron, there is distance between the interior side of described magnet and the outside of the central protrusion of described T iron, forms described first magnetic gap.
Improving as one, described washer comprises the upper surface in the base portion away from described T iron and the lower surface in the base portion near described T iron; First voice coil loudspeaker voice coil be positioned at the upper surface that described washer is extended in the one end outside described first magnetic gap; 2nd voice coil loudspeaker voice coil be positioned at the lower surface that described washer is extended in the one end outside described 2nd magnetic gap.
Improving as one, described first vibrating diaphragm correspondence is positioned at the side of the upper surface near described washer; Described 2nd vibrating diaphragm correspondence is positioned at the side of the lower surface near described washer.
Improving as one, described first vibrating diaphragm comprises the first cone basin, and one end of described first cone basin is connected with described first speech coil framework, and the other end is combined with the first ring; Described 2nd vibrating diaphragm comprises plug tap basin, and one end of described plug tap basin is connected with described 2nd speech coil framework, and the other end is combined with the 2nd ring.
Improving as one, the periphery of described first voice coil loudspeaker voice coil is arranged with the first centering sheet of annular; Also comprise and it is positioned at the first centering and props up first frame of sheet away from the first magnetic gap side; One end of described first frame is connected with described first centering sheet, and the other end is connected by the outer of the first ring with described first cone basin.
Improving as one, described 2nd voice coil loudspeaker voice coil periphery is arranged with the 2nd centering sheet of annular; Also comprising the 2nd frame being positioned at the 2nd centering sheet away from the 2nd magnetic gap side, one end of described 2nd frame is connected with described 2nd centering sheet, and the other end is connected with the outer of described plug tap basin by the 2nd ring.
Improve as one, also comprise the dust-proof cap being arranged on described first cone basin center.
As can be seen from above-mentioned technical scheme, the loud speaker that the utility model provides is by arranging T iron and the magnet being set in successively on T iron and washer, the first magnetic gap is formed between magnet and T iron, the 2nd magnetic gap is formed between magnet and washer, first voice coil loudspeaker voice coil is placed in the first magnetic gap of magnetic circuit, 2nd voice coil loudspeaker voice coil is placed in the 2nd magnetic gap of magnetic circuit, the first vibrating diaphragm and the 2nd vibrating diaphragm is connected respectively by speech coil framework, realize two portions vibrational system and share a magnetic circuit assembly, do not need to arrange two magnetic assemblies, such that it is able to save space simultaneously; In addition, owing to the first vibrating diaphragm and the 2nd vibrating diaphragm lay respectively at the upper and lower both sides of magnetic circuit, it is possible to realize the two sides sounding of loud speaker; To sum up, the technical program can increase the swept area of single loud speaker, increases strong sonic-effect; Simultaneously can save product component number, so reduce loud speaker take space.
The utility model additionally provides a kind of electronics, the loud speaker comprising housing and be arranged in described housing, described loud speaker is any one loud speaker above-mentioned, owing to above-mentioned loud speaker has above-mentioned effect, the electronics with above-mentioned loud speaker has same effect, therefore repeats no more herein.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the blast structural representation of the loud speaker that the utility model embodiment provides;
Fig. 2 is the sectional view of the loud speaker that the utility model embodiment provides.
Embodiment
The utility model embodiment provides a kind of loud speaker, the swept area of single loud speaker can be increased, thus realize electronics only apply a loud speaker and two vibrational systems of two sides sounding share a magnetic circuit system, and then reduce loud speaker take space.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 1-2, the loud speaker that the utility model embodiment provides, comprise magnetic circuit system and vibrational system; Wherein, magnetic circuit system comprises T iron 10, middle part has perforation washer 8 and magnet 9, T iron 10 comprise the base portion of ring-type that horizontal direction arranges and the medium position from base portion to away from the direction in base portion extending vertically and become raised, magnet 9 and washer 8 are sheathed in the central protrusion of T iron 10 from inside to outside successively, obviously, after magnetic circuit system is assembled, the central protrusion of T iron 10 is positioned at the middle part tapping of magnet 9 and washer 8 just.
In order to sharing of magnetic circuit system can be realized, loud speaker of the present utility model, washer 8 and magnet 9 are ring structure, and, the internal diameter of washer 8 is greater than the internal diameter of magnet 9, further, the central protrusion of T iron 10 is columnar structure, and the internal diameter of magnet 9 is greater than the internal diameter of central protrusion, like this, after magnetic circuit system completes assembling, there is certain distance between the outside of the interior side of magnet 9 and the central protrusion of T iron 10, form the first magnetic gap; There is certain distance between the outer side of magnet 9 and the interior side of washer 8, form the 2nd magnetic gap. That is, loud speaker of the present utility model, forms two magnetic gap by a magnetic circuit system simultaneously, is that the shared magnetic circuit of two vibrational systems provides possibility.
Vibrational system specifically comprises the first vibrational system and the 2nd vibrational system, wherein, first vibrational system comprises the first voice coil loudspeaker voice coil 7 and the first vibrating diaphragm, and one end of the first voice coil loudspeaker voice coil 7 is suspended in the first magnetic gap, and the other end is fixedly connected with the first vibrating diaphragm by the first speech coil framework 5; 2nd vibrational system comprises the 2nd voice coil loudspeaker voice coil 11 and the 2nd vibrating diaphragm, same, and one end of the 2nd voice coil loudspeaker voice coil 11 is suspended in the 2nd magnetic gap, and the other end is fixedly connected with the 2nd vibrating diaphragm by the 2nd speech coil framework 14.
Further, washer 8 comprises the upper surface in the base portion away from T iron 10 and the lower surface in the base portion near T iron 10, first voice coil loudspeaker voice coil 7 be positioned at the upper surface that described washer 8 is extended in one end outside the first magnetic gap (one end being namely connected) with the first vibrating diaphragm, the 2nd voice coil loudspeaker voice coil 11 be positioned at the lower surface that described washer 8 is extended in one end outside the 2nd magnetic gap (one end being namely connected) with the 2nd vibrating diaphragm; Further, first voice coil loudspeaker voice coil 7 is fixedly connected with the first vibrating diaphragm by the first speech coil framework 5, first vibrating diaphragm correspondence is positioned at the side of the upper surface near institute's washer 8,2nd voice coil loudspeaker voice coil 11 is fixedly connected with the 2nd vibrating diaphragm by the 2nd speech coil framework 14, and the 2nd vibrating diaphragm correspondence is positioned at the side of the lower surface near described washer 8. It will be readily appreciated that in the technical program, the first vibrating diaphragm and the 2nd vibrating diaphragm are incorporated into the upper and lower both sides of magnetic circuit system respectively. It should be noted that, upper and lower both sides described herein are the both sides along magnetic circuit system component assembly direction.
It should be noted that, the loud speaker of the technical program is mainly used in stereo set. In addition, owing to the first vibrating diaphragm keeps phase place identical with needing during the 2nd diaphragm oscillations, externally radiate sound simultaneously, it is thus desirable to the opposite polarity of the first voice coil loudspeaker voice coil 7 and the 2nd voice coil loudspeaker voice coil 11.
The loud speaker that the utility model provides is by arranging T iron and the magnet being set in successively on T iron and washer, the first magnetic gap is formed between magnet and T iron, the 2nd magnetic gap is formed between magnet and washer, first voice coil loudspeaker voice coil is placed in the first magnetic gap of magnetic circuit, 2nd voice coil loudspeaker voice coil is placed in the 2nd magnetic gap of magnetic circuit, the first vibrating diaphragm and the 2nd vibrating diaphragm is connected respectively by speech coil framework, realize two portions vibrational system and share a magnetic circuit assembly, do not need to arrange two magnetic assemblies, such that it is able to save space simultaneously; In addition, owing to the first vibrating diaphragm and the 2nd vibrating diaphragm lay respectively at the upper and lower both sides of magnetic circuit, it is possible to realize the two sides sounding of loud speaker; To sum up, the technical program can increase the swept area of single loud speaker, increases strong sonic-effect; Simultaneously can save product component number, so reduce loud speaker take space.
In concrete enforcement mode, the first vibrating diaphragm comprises: the first cone basin 2, first is bored basin 2 and is connected with the other end of the first skeleton 5; It is coated at the first centering sheet 6 of the first voice coil loudspeaker voice coil 7, first centering sheet 6 is arranged on the upper surface of washer 8, also comprise and it is positioned at the first centering and props up first frame 4 of sheet 6 away from the first magnetic gap side, one end of first frame 4 is connected with the first centering sheet 6, and the other end is connected by the outer of the first ring 3 with the first cone basin 2. Same, the 2nd vibrating diaphragm comprises: plug tap basin 15, the plug tap basin 15 is connected with the other end of the 2nd skeleton 14; The 2nd centering sheet the 13, two centering the sheet 13 being coated at the 2nd voice coil loudspeaker voice coil 11 is arranged on the lower surface of washer 8; Also comprising and be positioned at the 2nd centering sheet 13 and be connected with a 2nd centering sheet 13 away from one end of the 2nd frame the 12, two frame 12 of the 2nd magnetic gap side, the other end passes through the 2nd ring 16 and is connected with the outer of plug tap basin 15.
Preferably, above-mentioned loud speaker also comprises the dust-proof cap 1 being arranged on the first cone basin 2 center and cover on outside. During installation, make the hull outside of the first cone basin 2 towards electronics, utilize dw 1 to stop dust to enter inside loudspeakers, ensure tonequality. Certainly, above-mentioned dw can also be arranged on outside the 2nd skeleton 14.
The utility model embodiment still provides a kind of electronics, the loud speaker comprising housing and be arranged in housing, the loud speaker that loud speaker provides for above-described embodiment, the swept area of single loud speaker can be increased, thus realize electronics and only apply a loud speaker and only realize two-sided sounding by a magnetic circuit system, and then reduce loud speaker take space, its advantage is brought by loud speaker, concrete please refer to part relevant in above-described embodiment, just repeats no more at this.
It should be appreciated that above-mentioned electronics is the electrical equipment utilizing loud speaker sounding, it is mainly sound equipment etc.
In this specification sheets, each embodiment adopts the mode gone forward one by one to describe, and what each embodiment emphasis illustrated is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are enable to realize or use the utility model. To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments. Therefore, the utility model can not be limited in these embodiments shown in this article, but be met the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a loud speaker, comprises magnetic circuit system and vibrational system; Described magnetic circuit system comprises T iron (10); The central protrusion place of described T iron (10) is arranged with magnet (9) and washer (8) from inside to outside successively; Described vibrational system comprises voice coil loudspeaker voice coil and vibrating diaphragm, it is characterised in that: form the first magnetic gap between the interior side of described magnet (9) and the central protrusion of described T iron (10); In described first magnetic gap, suspension has the first voice coil loudspeaker voice coil (7); The other end of described first voice coil loudspeaker voice coil (7) is fixedly connected with the first vibrating diaphragm by the first speech coil framework (5); The 2nd magnetic gap is formed between the outer side of described magnet (9) and the interior side of described washer (8); In described 2nd magnetic gap, suspension has the 2nd voice coil loudspeaker voice coil (11); The other end of described 2nd voice coil loudspeaker voice coil (11) is fixedly connected with the 2nd vibrating diaphragm by the 2nd speech coil framework (14); Further, described first vibrating diaphragm and described 2nd vibrating diaphragm are incorporated into the upper and lower both sides of described magnetic circuit system respectively.
2. loud speaker according to claim 1, it is characterized in that, described magnet (9) and described washer (8) are the ring structure of middle part perforate, and, the internal diameter of described washer (8) is greater than the internal diameter of described magnet (9); Described washer (8) is sheathed on the outside of described magnet (9), and there is distance between the outer side of described magnet (9), forms described 2nd magnetic gap.
3. loud speaker according to claim 1, it is characterised in that, described T iron (10) comprises the base portion of annular that horizontal direction arranges and the medium position from described base portion extends and the columnar protrusions that becomes to the direction away from described base portion; The internal diameter of described magnet (9) is greater than the internal diameter of the central protrusion of described T iron (10), between the interior side of described magnet (9) and the outside of the central protrusion of described T iron (10), there is distance, form described first magnetic gap.
4. loud speaker according to Claims 2 or 3, it is characterised in that, described washer (8) comprises the upper surface in the base portion away from described T iron (10) and the lower surface in the base portion near described T iron (10); First voice coil loudspeaker voice coil (7) be positioned at the upper surface that described washer (8) are extended in the one end outside described first magnetic gap; 2nd voice coil loudspeaker voice coil (11) be positioned at the lower surface that described washer (8) are extended in the one end outside described 2nd magnetic gap.
5. loud speaker according to claim 4, it is characterised in that, described first vibrating diaphragm correspondence is positioned at the side of the upper surface near described washer (8); Described 2nd vibrating diaphragm correspondence is positioned at the side of the lower surface near described washer (8).
6. loud speaker according to claim 5, it is characterized in that, described first vibrating diaphragm comprises the first cone basin (2), and one end of described first cone basin (2) is connected with described first speech coil framework (5), and the other end is combined with the first ring (3); Described 2nd vibrating diaphragm comprises plug tap basin (15), and one end of described plug tap basin (15) is connected with described 2nd speech coil framework (14), and the other end is combined with the 2nd ring (16).
7. loud speaker according to claim 6, it is characterised in that, the periphery of described first voice coil loudspeaker voice coil (7) is arranged with the first centering sheet (6) of annular; Also comprise the first frame (4) being positioned at described first centering sheet (6) away from the first magnetic gap side; One end of described first frame (4) is connected with described first centering sheet (6), and the other end is connected by the outer of the first ring (3) with described first cone basin (2).
8. loud speaker according to claim 6, it is characterized in that, described 2nd voice coil loudspeaker voice coil (11) periphery is arranged with the 2nd centering sheet (13) of annular, also comprise the 2nd frame (12) being positioned at described 2nd centering sheet (13) away from the 2nd magnetic gap side, one end of described 2nd frame (12) is connected with described 2nd centering sheet (13), and the other end is connected with the outer of described plug tap basin (15) by the 2nd ring (16).
9. loud speaker according to claim 6, it is characterised in that, also comprise the dust-proof cap (1) being arranged on described first cone basin (2) center.
10. an electronics, the loud speaker comprising housing He being arranged in described housing, it is characterised in that, described loud speaker is the loud speaker as described in item as arbitrary in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521131782.9U CN205283802U (en) | 2015-12-29 | 2015-12-29 | Speaker and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521131782.9U CN205283802U (en) | 2015-12-29 | 2015-12-29 | Speaker and electronic equipment |
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| CN205283802U true CN205283802U (en) | 2016-06-01 |
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| CN201521131782.9U Active CN205283802U (en) | 2015-12-29 | 2015-12-29 | Speaker and electronic equipment |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106303857A (en) * | 2016-09-07 | 2017-01-04 | 深圳天珑无线科技有限公司 | Double diaphragm loudspeaking component and loudspeaker arrangement |
| CN106792394A (en) * | 2017-01-24 | 2017-05-31 | 范邱燕 | A kind of two-way loudspeaker and stereo set |
| CN106851503A (en) * | 2017-03-06 | 2017-06-13 | 重庆市冠音泰科技有限公司 | A kind of electroacoustic structure of magnetic altogether |
| CN107277682A (en) * | 2017-08-16 | 2017-10-20 | 大连海洋大学 | It is a kind of that sound-producing device and fish trap detection system under water |
| CN107360524A (en) * | 2017-09-18 | 2017-11-17 | 东莞成谦音响科技有限公司 | Push-pull microphone |
| CN108513228A (en) * | 2018-06-25 | 2018-09-07 | 歌尔股份有限公司 | Loud speaker and portable terminal |
| CN108696806A (en) * | 2018-06-25 | 2018-10-23 | 歌尔股份有限公司 | Loud speaker and portable terminal |
| CN108810761A (en) * | 2018-06-25 | 2018-11-13 | 歌尔股份有限公司 | Loud speaker and portable terminal |
| CN109040920A (en) * | 2018-07-26 | 2018-12-18 | 维沃移动通信有限公司 | A kind of vocal structure and terminal |
| CN109089197A (en) * | 2018-07-27 | 2018-12-25 | Oppo广东移动通信有限公司 | Loudspeaker monomer, loudspeaker assembly and electronic equipment |
| WO2020024669A1 (en) * | 2018-08-03 | 2020-02-06 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN111464926A (en) * | 2020-04-09 | 2020-07-28 | 东莞市猎声电子科技有限公司 | Double-diaphragm vibration horn system |
| CN111641904A (en) * | 2020-05-28 | 2020-09-08 | 瑞声科技(新加坡)有限公司 | Sound production device |
| WO2020181890A1 (en) * | 2019-03-14 | 2020-09-17 | 歌尔股份有限公司 | Double-sided miniature sound emitting device and electronic product |
| WO2020181891A1 (en) * | 2019-03-14 | 2020-09-17 | 歌尔股份有限公司 | Sound production apparatus and electronic device |
| CN111698619A (en) * | 2019-03-14 | 2020-09-22 | 歌尔股份有限公司 | Double-sided sound production device and electronic equipment |
| CN112383854A (en) * | 2020-11-30 | 2021-02-19 | 瑞声新能源发展(常州)有限公司科教城分公司 | Sound producing device |
| CN112738695A (en) * | 2020-12-28 | 2021-04-30 | 瑞声光电科技(常州)有限公司 | Loudspeaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106303857A (en) * | 2016-09-07 | 2017-01-04 | 深圳天珑无线科技有限公司 | Double diaphragm loudspeaking component and loudspeaker arrangement |
| CN106792394A (en) * | 2017-01-24 | 2017-05-31 | 范邱燕 | A kind of two-way loudspeaker and stereo set |
| CN106851503A (en) * | 2017-03-06 | 2017-06-13 | 重庆市冠音泰科技有限公司 | A kind of electroacoustic structure of magnetic altogether |
| CN107277682A (en) * | 2017-08-16 | 2017-10-20 | 大连海洋大学 | It is a kind of that sound-producing device and fish trap detection system under water |
| CN107277682B (en) * | 2017-08-16 | 2023-11-14 | 大连海洋大学 | Underwater sound production device and fish trapping detection system |
| CN107360524A (en) * | 2017-09-18 | 2017-11-17 | 东莞成谦音响科技有限公司 | Push-pull microphone |
| CN108513228A (en) * | 2018-06-25 | 2018-09-07 | 歌尔股份有限公司 | Loud speaker and portable terminal |
| CN108696806A (en) * | 2018-06-25 | 2018-10-23 | 歌尔股份有限公司 | Loud speaker and portable terminal |
| CN108810761A (en) * | 2018-06-25 | 2018-11-13 | 歌尔股份有限公司 | Loud speaker and portable terminal |
| CN108696806B (en) * | 2018-06-25 | 2023-11-21 | 歌尔股份有限公司 | Speaker and portable terminal |
| US11343615B2 (en) | 2018-07-26 | 2022-05-24 | Vivo Mobile Communication Co., Ltd. | Sound producing structure and terminal |
| WO2020020129A1 (en) * | 2018-07-26 | 2020-01-30 | 维沃移动通信有限公司 | Sound generation structure, and terminal |
| CN109040920A (en) * | 2018-07-26 | 2018-12-18 | 维沃移动通信有限公司 | A kind of vocal structure and terminal |
| CN109089197A (en) * | 2018-07-27 | 2018-12-25 | Oppo广东移动通信有限公司 | Loudspeaker monomer, loudspeaker assembly and electronic equipment |
| WO2020024669A1 (en) * | 2018-08-03 | 2020-02-06 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| WO2020181891A1 (en) * | 2019-03-14 | 2020-09-17 | 歌尔股份有限公司 | Sound production apparatus and electronic device |
| CN111698619A (en) * | 2019-03-14 | 2020-09-22 | 歌尔股份有限公司 | Double-sided sound production device and electronic equipment |
| WO2020181890A1 (en) * | 2019-03-14 | 2020-09-17 | 歌尔股份有限公司 | Double-sided miniature sound emitting device and electronic product |
| CN114189791B (en) * | 2019-03-14 | 2023-11-17 | 歌尔股份有限公司 | Double-sided sound generating device and electronic equipment |
| CN114189791A (en) * | 2019-03-14 | 2022-03-15 | 歌尔股份有限公司 | Double-sided sound production device and electronic equipment |
| WO2021134188A1 (en) * | 2019-12-30 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
| CN111464926A (en) * | 2020-04-09 | 2020-07-28 | 东莞市猎声电子科技有限公司 | Double-diaphragm vibration horn system |
| CN111641904A (en) * | 2020-05-28 | 2020-09-08 | 瑞声科技(新加坡)有限公司 | Sound production device |
| CN112383854A (en) * | 2020-11-30 | 2021-02-19 | 瑞声新能源发展(常州)有限公司科教城分公司 | Sound producing device |
| CN112383854B (en) * | 2020-11-30 | 2022-05-03 | 瑞声新能源发展(常州)有限公司科教城分公司 | Sound producing device |
| US11800289B2 (en) * | 2020-11-30 | 2023-10-24 | Aac Microtech (Changzhou) Co., Ltd. | Sound generator |
| WO2022110362A1 (en) * | 2020-11-30 | 2022-06-02 | 瑞声声学科技(深圳)有限公司 | Sound production device |
| US11678107B2 (en) * | 2020-12-28 | 2023-06-13 | Aac Microtech (Changzhou) Co., Ltd. | Speaker |
| CN112738695B (en) * | 2020-12-28 | 2023-05-30 | 瑞声光电科技(常州)有限公司 | Loudspeaker |
| US20220210542A1 (en) * | 2020-12-28 | 2022-06-30 | Aac Microtech (Changzhou) Co., Ltd. | Speaker |
| CN112738695A (en) * | 2020-12-28 | 2021-04-30 | 瑞声光电科技(常州)有限公司 | Loudspeaker |
| CN114554367B (en) * | 2021-04-01 | 2023-10-03 | 歌尔股份有限公司 | Sound producing device and electronic equipment |
| CN114554367A (en) * | 2021-04-01 | 2022-05-27 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| TWI751069B (en) * | 2021-04-08 | 2021-12-21 | 富祐鴻科技股份有限公司 | Double-sided vibrating speaker |
| CN114501245A (en) * | 2021-06-02 | 2022-05-13 | 荣耀终端有限公司 | Kernel, loudspeaker module and electronic equipment |
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Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |