CN2746691Y - Non-interference earphone - Google Patents
Non-interference earphone Download PDFInfo
- Publication number
- CN2746691Y CN2746691Y CN 200420096145 CN200420096145U CN2746691Y CN 2746691 Y CN2746691 Y CN 2746691Y CN 200420096145 CN200420096145 CN 200420096145 CN 200420096145 U CN200420096145 U CN 200420096145U CN 2746691 Y CN2746691 Y CN 2746691Y
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- microphone
- protecgulum
- aforementioned
- hollow column
- column jacket
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Abstract
The utility model relates to a non-interference earphone, comprising: a housing, the back end of the housing is provided with a plurality of holes; a loudspeaker, which is reversely arranged in the housing; a front cover, which is combined on the front end of the housing, and a plurality of holes are arranged on the front cover of which the center forms a hollow pipe column; a microphone for balancing, which is arranged on the inner segment inside the hollow pipe column of the front cover, and the receiving end of the microphone faces to the loudspeaker and is in an opposite state with the loudspeaker; a microphone for transmitting, which is arranged on the outer segment inside the hollow pipe column of the front cover, the back end of the microphone is combined with the above microphone for balancing in a butt-joint way, the conductive wires of two microphones are correspondingly connected into an integration, and the receiving end of the microphone for transmitting faces to the outer end of the hollow pipe column and is opposite to the microphone for balancing; a silicon rubber plug, on which a thin skirt-shaped part is formed, and the center of the silicon rubber plug is provided with a sleeve pipe part capable of being sheathed on the hollow pipe column of the front cover.
Description
Technical field
The utility model relates to a kind of noiseless formula earphone, particularly a kind of the source of sound that receives and the source of sound of transmission are located on the axis of sharing, and then the state that when using, utilizes human body mouth, ear to communicate, and the sound wave that produces in earhole during sounding in the excuse is given orders or instructions to the microphone that sends source of sound, and simultaneously the mat loudspeaker are accepted to hold listener's sound in addition, and then make and talked about and give orders or instructions to reach clear interference-free mobile phone earphone.
Background technology
Traditional mobile phone B earphone 5 as shown in figure 15, suitable distance is established a microphone 52 in loudspeaker 51 belows of earphone 5, use the function that reaches the sending and receiving words, but this kind designs when conversation, the influence of external environment when this microphone 52 will be conversed and the sound that sends is interfered, and make the bad of giving orders or instructions.
Another kind of conventional earphone 6 as shown in figure 16, it is a kind of wireless earphone 6, though it saves the restriction of transmission line, but the high volume of its price is big, and its design also is provided with loudspeaker 62 in the main body rear of a tool adjutage 61, and establish a microphone 63 in the end of adjutage 61, but constituting the state of sending and receiving words, and mat one hook 64 and can being hooked in ear above, but this kind earphone 6 has equally and also is subjected to environmental noise interference and bulky shortcoming.
Other also has the outer fix place that microphone is located at earphone outer covering, and when using, talked about by the microphone of being located at the earphone outer covering outside, to reach the function of transmitting-receiving words, but its microphone of this kind design also is subjected to the interference of the environmental noise of the car noise of extraneous as building site, factory and open air etc., be subjected to words side and when giving orders or instructions, also simultaneously environmental noise is sent to through microphone, and then make the side talked about to know the shortcoming of hearing calling party's sound, and its microphone is located at the earphone outer covering outside, far away from mouth, therefore, the effect of giving orders or instructions is also not good relatively.
Summary of the invention
The purpose of this utility model provides a kind of noiseless formula earphone.
Above-mentioned purpose of the present utility model is achieved in that a kind of noiseless formula earphone, and it is characterized in that comprising: a shell, outer casing back are provided with several holes; One loudspeaker are located in the aforementioned shell, these loudspeaker with reversing device in shell; One protecgulum is combined in aforementioned shell front end, several holes of tool on it, and central authorities form a hollow column jacket in protecgulum; One balance microphone is located at the inner segment in the aforementioned protecgulum hollow column jacket, and the callee of this microphone is relative state towards loudspeaker and with loudspeaker; One microphone of giving orders or instructions, be located at outer section in the aforementioned protecgulum hollow column jacket, the rear end of this microphone and aforementioned this balance are with the microphone combination that connects, and with the corresponding connection one of its two microphone conductor, and make the callee of this microphone then be the rightabout setting with aforementioned balance with microphone towards the hollow column jacket outer end; One sillicon rubber blocking is formed with the skirt shape portion of a thin thickness on this sillicon rubber blocking, central tool one cannula portion can cover be organized the hollow column jacket portion in aforementioned this protecgulum.
Above-mentioned purpose of the present utility model can also realize that so a kind of noiseless formula earphone is characterized in that comprising: a shell; One loudspeaker are located in the aforementioned shell; One protecgulum is combined in aforementioned shell front end, several holes of tool on it, and central authorities form a hollow column jacket in protecgulum; One balance microphone is located at the inner segment in the aforementioned protecgulum hollow column jacket, and the callee system of this microphone is relative state towards loudspeaker and with loudspeaker; One microphone of giving orders or instructions, be located at outer section in the aforementioned protecgulum hollow column jacket, the rear end of this microphone and aforementioned this balance are with the microphone combination that connects, and with the corresponding connection one of its two microphone conductor, and make the callee of this microphone then be the rightabout setting with aforementioned balance with microphone towards the hollow column jacket outer end; One wireless receiving radiating circuit is located in the aforementioned shell, is equiped with the battery that uses for this wireless receiving radiating circuit simultaneously, and establishes a hook in shell; One sillicon rubber blocking is formed with the skirt shape portion of a thin thickness on this sillicon rubber blocking, central tool one cannula portion, and can cover organize hollow column jacket portion in aforementioned this protecgulum.
Above-mentioned purpose of the present utility model can also realize that so a kind of noiseless formula earphone is characterized in that comprising: a shell; One loudspeaker are located in the aforementioned shell; One protecgulum is combined in aforementioned shell front end, and several holes of tool on it form a hollow column jacket in protecgulum central authorities, is formed with a catching groove in the outer rim of this hollow column jacket; One microphone of giving orders or instructions is located in the aforementioned protecgulum hollow column jacket; One sillicon rubber blocking is hollow skirt shape, and cover is organized in the central formed hollow column jacket of aforementioned protecgulum place, is formed with one in its end aperture inner edge and can detains the button edge that is fixed in aforementioned hollow column jacket catching groove; Wherein, the skirt shape sillicon rubber blocking plug group of this hollow and thin thickness forms the thoroughly combination of sound of microphone with between loudspeaker in earhole.
Above-mentioned purpose of the present utility model can also realize that so a kind of noiseless formula earphone is characterized in that comprising: a shell; One loudspeaker are located in the aforementioned shell; One protecgulum is combined in aforementioned shell front end, and this protecgulum is made with the soft rubber material, is provided with an extension in protecgulum central authorities, forms a hollow column jacket in this extension end, has several holes on it; One microphone of giving orders or instructions is located in the aforementioned protecgulum hollow column jacket; Wherein, protecgulum, extension and hollow column jacket are made with the soft rubber material.
The utlity model has following advantage:
The utility model system partly stretches into appropriate depth in the duct fully with microphone, makes microphone comparatively near in the duct, can very clearly receive the sound that is sent by in the duct, and then communication quality is significantly promoted.
1. microphone of the present utility model is a segment distance position of being located at the loudspeaker front end, and when earphone being plugged in earhole, microphone partly then stretches into appropriate depth in the duct, ear casing is then airtight fully with the earhole aperture, therefore microphone system is enclosed within fully in the duct and is not subjected to the interference of external environment noise, and can obtain clearly communication quality.
2. microphone of the present utility model is a segment distance position of being located at the loudspeaker front end, will significantly reduce the interference phenomenon that microphone is subjected to loudspeaker, and forms a glitch-free communication effect.
3. microphone of the present utility model system is located at a segment distance position of loudspeaker front end, and the sound through hole of the set loudspeaker of protecgulum is located at peristoma place, earhole aperture near duct, and the clear sound of hearing loudspeaker of decapacitation also makes the sound of loudspeaker avoid interference microphone.
4. design of the present utility model need not used the higher directional microphone of price, therefore can significantly reduce cost, to increase product competitiveness.
The utility model is elaborated with instantiation below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the wherein three-dimensional exploded view of a preferred embodiment of the utility model;
Fig. 2 is a combination dissected figure of the present utility model;
Fig. 3 is the enforcement illustration of the utility model reality when ear uses;
Enforcement illustration when Fig. 4 is the utility model with the loudspeaker reversing device of Fig. 1;
Fig. 5 is the enforcement illustration of the utility model when the hollow column jacket portion cover of Fig. 1 protecgulum is organized the sillicon rubber blocking of a tool skirt shape portion;
Enforcement illustration when Fig. 6 is the utility model earphone reality and mobile phone collocation use;
Fig. 7 is the embodiment cut-away view of the utility model when applying to the wireless transmission earphone;
Fig. 8 is the embodiment stereogram of the utility model when applying to the wireless transmission earphone;
Fig. 9 is the three-dimensional exploded view of another embodiment of the present utility model;
Figure 10 is the cut-away view of another embodiment of the present utility model;
Figure 11 is that the utility model is when being located at hollow column jacket mesopore inner peripheral with the hole of Fig. 9 protecgulum outer rim
The embodiment cut-away view;
Figure 12 is the again cut-away view of an embodiment of the utility model reality when ear uses;
Figure 13 is the utility model embodiment stereo appearance figure again;
Figure 14 is the utility model embodiment cut-away view again;
Figure 15 is the stereogram of known earphone;
Figure 16 is the stereogram of another kind of known wireless headset.
Description of reference numerals: 1,1 ', 10 shells; 11,11 ', 51,62 loudspeaker; 12,12 ' protecgulum; 111 ' 121,121 ', 16,41 holes; 122,122 ', 2 hollow column jackets; 1221,1221 ', 421 mesopores; 123 catching grooves; 124,17,18 sillicon rubber blockings; 125,181 skirt shape portions; 13,14,14 ', 52,63 microphones; 131,141 microphone conductor; 132,142 callees; 15 continuous covers; 171 button edge; 172,182 cannula portion; 2 ears; 21 ducts; 3 wireless receiving radiating circuits; 31 batteries; 32,64 hooks; 43 extensions; 5,6 earphones; 61 adjutages; A, B mobile phone.
Embodiment
See also Fig. 1, Fig. 2, Fig. 3 and shown in Figure 6, the utility model mainly is to be provided with loudspeaker 11 in the shell 1 of an earphone, to answer calling party's sound, simultaneously and in protecgulum 12 central authorities of several holes 121 of the set tool of earphone outer covering 1 front end, form a hollow column jacket 122, in the mesopore 1221 of this hollow column jacket 122, be provided with one group of microphone 13,14, this organizes microphone 13,14 rear end connect the combination and with its microphone conductor 131,141 corresponding connection one, and when assembling, wherein the callee 132 of a microphone 13 is relative state towards loudspeaker 11 and with loudspeaker 11,142 of the callees of another microphone 14 are the rightabout setting towards hollow column jacket 122 outer ends with aforementioned microphone 13, and by this design, when making earphone fill in duct 21 in ear 2, to make its loudspeaker 11 and microphone 13,14 all enter in earhole, and the mat microphone 14 wherein sound wave state of empathizing by human antrum auris 21 and pronunciation portion, and sound wave is directly directly sent through this microphone 14 in duct 21, and simultaneously when loudspeaker 11 sounding, this sound wave imports in the duct 21 on the one hand, then this microphone 13 receives the sound wave that is sent by loudspeaker 11 together on the other hand, to produce balance with this microphone 14, and make this microphone 14 not be subjected to the interference of loudspeaker 11, and, microphone 14 of the present utility model is located at a segment distance position of loudspeaker 11 front ends, and when using with mobile phone A collocation, earphone is plugged when the earhole, the microphone 14 that usefulness is talked about in this conduct partly then stretches into appropriate depth in the duct 21, earphone is then airtight fully with the earhole aperture, so microphone 13,14 is to be enclosed within fully in the duct 21 and not to be subjected to the interference of external environment noise, and can obtain interference-free and words matter dialogue state clearly, wherein can overlap 15 by a sheathed silk floss in protecgulum 12 places, wherein these loudspeaker 11 also can be adopted reverse installing, and can establish hole 16 in addition in shell 1 rear end, and the sound part of loudspeaker 11 is spread out of by those holes 16, part is then spread out of by the hole 121 of protecgulum 12, and source of sound is disperseed, answer under the effect not influencing loudspeaker 11, also form and lower the purpose (as shown in Figure 4) that 11 pairs of microphones of loudspeaker 14 disturb, the sillicon rubber blocking 124 of can cover organizing a tool skirt shape portion 125 in 122 ones of the hollow column jackets of protecgulum 12, organize when the earhole by skirt shape portion 125 plugs of this hollow and thin thickness, to form the thoroughly combination of sound of microphone 14 with 11 on loudspeaker, also can the appropriate interference (as shown in Figure 5) that intercepts 11 pairs of microphones 14 of decay loudspeaker.
The utility model wireless receiving radiating circuit 3 of can arranging in pairs or groups in addition, and installing is for the battery 31 of these wireless receiving radiating circuit 3 uses, and establish one in shell 10 and link up with 32, and can be hooked on the ear, on the protecgulum 12 of this wireless headset, also form a hollow column jacket 122, in the mesopore 1221 of this hollow column jacket 122, be provided with one group of microphone 13,14, also establish several holes 121 that logical sound is used in protecgulum 12, can organize separately in 122 ones of the hollow column jackets of protecgulum 12 and to join a sillicon rubber blocking 124, on this sillicon rubber blocking 124, be formed with the skirt shape portion 125 of a thin thickness, central authorities' tool one cannula portion, and can cover organizing in 122 ones of the hollow column jackets of aforementioned this protecgulum 12, and form the use kenel person (as shown in Figures 7 and 8) of the little wireless headset of another kind of volume.
See also Fig. 9 and another embodiment of the present utility model shown in Figure 10 again, it mainly is provided with loudspeaker 11 in the shell 1 of an earphone, to answer calling party's sound, be provided with several holes 121 simultaneously and in protecgulum 12 peripheries, 12 central authorities form a hollow column jacket 122 in protecgulum, in the mesopore 1221 of this hollow column jacket 122, be provided with a microphone 14, outer rim in this hollow column jacket 122 is formed with a catching groove 123, then organize in these hollow column jacket 122 places and to be provided with a hollow skirt shape sillicon rubber blocking 17, be formed with the button edge 171 that to detain the outer rim catching groove 123 that is fixed in aforementioned hollow column jacket 122 in its end aperture inner edge, organize when the earhole by skirt shape sillicon rubber blocking 17 plugs of this hollow and thin thickness, the thoroughly combination of sound of microphone 14 with 11 on loudspeaker will be formed, except that appropriateness being intercepted the interference of 11 pairs of microphones 14 of decay loudspeaker, also make wearing of earphone tightr firm, be provided with a cannula portion 172 in this sillicon rubber blocking 17, restraint outside microphone 14 and can overlap, in addition, aforesaid hole 121 also can be located at mesopore 1221 inner peripherals of this hollow column jacket 122, and organize a hollow skirt shape sillicon rubber blocking 18 in these microphone 14 leading portion covers, these sillicon rubber blocking 18 outer skirt shape portions 181 that are formed with, in it, be provided with a cannula portion 182, restraint outside microphone 14 and can overlap, organize when the earhole by skirt shape portion 181 plugs of this hollow and thin thickness, to form the thoroughly combination of sound of microphone 14 with 11 on loudspeaker, also can the appropriate interference (as shown in figure 11) that intercepts 11 pairs of microphones 14 of decay loudspeaker.
See also an embodiment more of the present utility model shown in Figure 12 again, it mainly is provided with loudspeaker 11 in the shell 1 of an earphone, to answer calling party's sound, be provided with several holes 41 simultaneously and in protecgulum 4 peripheries, this protecgulum 4 is made with the soft rubber material, be provided with an extension 43 in protecgulum 4 central authorities, form a hollow column jacket 42 in these extension 43 ends, in the mesopore 421 of this hollow column jacket 42, be provided with a microphone 14, outer rim in this hollow column jacket 42, cover is organized a hollow skirt shape sillicon rubber blocking 18, these sillicon rubber blocking 18 outer skirt shape portions 181 that are formed with, in it, be provided with a cannula portion 182, restraint outside microphone 14 and can overlap, organize when the earhole by skirt shape portion 181 plugs of this hollow and thin thickness, the thoroughly combination of sound of microphone 14 with 11 on loudspeaker will be formed, also can appropriately intercept the interference of the 11 pairs of microphones 14 of loudspeaker of decaying, and this protecgulum 4, extension 43 and hollow column jacket 42 are made with the soft rubber material, when therefore when using, filling in front end in ear 2 ducts 21, with the curvature bending that makes extension 43 and hollow column jacket 42 with duct 21, wear comfortable purpose and reach.
See also the embodiment of another different designs of the utility model shown in Figure 13 at last, it comprises a shell 1 ', loudspeaker 11 ', member such as protecgulum 12 ' and microphone 14 ', wherein these loudspeaker 11 ' are horizontal being installed in the shell 1 ' back, in shell 1 ' a wherein side (or both sides) be provided with the hole 111 ' that several spread out of for loudspeaker 11 ' sound, on protecgulum 12 ', be formed with the mesopore 1221 ' of a hollow column jacket 122 ' in hollow column jacket 122 ', be provided with microphone 14 ', when wearing in duct, this microphone 14 ' is inserted in the duct, to receive the sound that the ear chamber is produced, the sound of loudspeaker 11 ' is then spread out of by the hole 111 ' of shell 1 ' side, cause is very near earhole, so also can quite clearly hear the sound of loudspeaker 11 ', in addition, also can on a wherein edge of protecgulum 12 ', establish a little hole 121 ' so that the sound of loudspeaker 11 ' can clearlyer be heard by ear.
Claims (8)
1, a kind of noiseless formula earphone is characterized in that comprising:
One shell, outer casing back are provided with several holes;
One loudspeaker are located in the aforementioned shell, these loudspeaker with reversing device in shell;
One protecgulum is combined in aforementioned shell front end, several holes of tool on it, and central authorities form a hollow column jacket in protecgulum;
One balance microphone is located at the inner segment in the aforementioned protecgulum hollow column jacket, and the callee of this microphone is relative state towards loudspeaker and with loudspeaker;
One microphone of giving orders or instructions, be located at outer section in the aforementioned protecgulum hollow column jacket, the rear end of this microphone and aforementioned this balance are with the microphone combination that connects, and with the corresponding connection one of its two microphone conductor, and make the callee of this microphone then be the rightabout setting with aforementioned balance with microphone towards the hollow column jacket outer end; And
One sillicon rubber blocking is formed with the skirt shape portion of a thin thickness on this sillicon rubber blocking, central tool one cannula portion can cover be organized the hollow column jacket portion in aforementioned this protecgulum.
2, a kind of noiseless formula earphone is characterized in that comprising:
One shell;
One loudspeaker are located in the aforementioned shell;
One protecgulum is combined in aforementioned shell front end, several holes of tool on it, and central authorities form a hollow column jacket in protecgulum;
One balance microphone is located at the inner segment in the aforementioned protecgulum hollow column jacket, and the callee system of this microphone is relative state towards loudspeaker and with loudspeaker;
One microphone of giving orders or instructions, be located at outer section in the aforementioned protecgulum hollow column jacket, the rear end of this microphone and aforementioned this balance are with the microphone combination that connects, and with the corresponding connection one of its two microphone conductor, and make the callee of this microphone then be the rightabout setting with aforementioned balance with microphone towards the hollow column jacket outer end;
One wireless receiving radiating circuit is located in the aforementioned shell, is equiped with the battery that uses for this wireless receiving radiating circuit simultaneously, and establishes a hook in shell; And
One sillicon rubber blocking is formed with the skirt shape portion of a thin thickness on this sillicon rubber blocking, central tool one cannula portion, and can cover organize hollow column jacket portion in aforementioned this protecgulum.
3, a kind of noiseless formula earphone is characterized in that comprising:
One shell;
One loudspeaker are located in the aforementioned shell;
One protecgulum is combined in aforementioned shell front end, and several holes of tool on it form a hollow column jacket in protecgulum central authorities, is formed with a catching groove in the outer rim of this hollow column jacket;
One microphone of giving orders or instructions is located in the aforementioned protecgulum hollow column jacket; And
One sillicon rubber blocking is hollow skirt shape, and cover is organized in the central formed hollow column jacket of aforementioned protecgulum place, is formed with one in its end aperture inner edge and can detains the button edge that is fixed in aforementioned hollow column jacket catching groove;
Wherein, the skirt shape sillicon rubber blocking plug group of this hollow and thin thickness forms the thoroughly combination of sound of microphone with between loudspeaker in earhole.
4, as noiseless formula earphone as described in the claim 3, it is characterized in that, be located at the mesopore inner peripheral that several holes on the protecgulum are located at this hollow column jacket.
5, as noiseless formula earphone as described in the claim 3, it is characterized in that:
Wherein these loudspeaker be lateral means behind shell in, be provided with the hole that several spread out of for speaker sounds in the wherein one or both sides of shell, on protecgulum, be formed with the mesopore of a hollow column jacket in hollow column jacket, be provided with microphone.
6, as noiseless formula earphone as described in the claim 5, it is characterized in that:
On a wherein edge of protecgulum, establish a little penetrable sound hole hole.
7, a kind of noiseless formula earphone is characterized in that comprising:
One shell;
One loudspeaker are located in the aforementioned shell;
One protecgulum is combined in aforementioned shell front end, and this protecgulum is made with the soft rubber material, is provided with an extension in protecgulum central authorities, forms a hollow column jacket in this extension end, has several holes on it; And
One microphone of giving orders or instructions is located in the aforementioned protecgulum hollow column jacket;
Wherein, protecgulum, extension and hollow column jacket are made with the soft rubber material.
8, as noiseless formula earphone as described in claims 7, it is characterized in that also comprising:
One sillicon rubber blocking is hollow skirt shape, and cover is organized in protecgulum central authorities formed hollow column jacket place, is formed with one in its end aperture inner edge and can detains the button edge that is fixed in aforementioned hollow column jacket catching groove;
Wherein the skirt shape sillicon rubber blocking plug group of this hollow and thin thickness forms the thoroughly combination of sound of microphone with between loudspeaker in earhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420096145 CN2746691Y (en) | 2004-09-27 | 2004-09-27 | Non-interference earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420096145 CN2746691Y (en) | 2004-09-27 | 2004-09-27 | Non-interference earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2746691Y true CN2746691Y (en) | 2005-12-14 |
Family
ID=35583265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420096145 Expired - Fee Related CN2746691Y (en) | 2004-09-27 | 2004-09-27 | Non-interference earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2746691Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104470300A (en) * | 2014-11-28 | 2015-03-25 | 宁波市鄞州锦格电器有限公司 | Power supply switch box |
| CN104602156A (en) * | 2015-01-27 | 2015-05-06 | 歌尔声学股份有限公司 | Earphone speaker and earphone with speaker |
| CN104918171A (en) * | 2015-04-20 | 2015-09-16 | 李永南 | Noise-reduction horn |
| CN105979450A (en) * | 2016-06-24 | 2016-09-28 | 深圳华聆声学技术有限公司 | Integrated sound production and transmission sensor |
| CN110351617A (en) * | 2018-04-02 | 2019-10-18 | Jvc 建伍株式会社 | Microphone and sound pick-up method |
| JP2022078346A (en) * | 2018-04-02 | 2022-05-24 | 株式会社Ｊｖｃケンウッド | Microphone and sound collection method |
-
2004
- 2004-09-27 CN CN 200420096145 patent/CN2746691Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104470300A (en) * | 2014-11-28 | 2015-03-25 | 宁波市鄞州锦格电器有限公司 | Power supply switch box |
| CN104470300B (en) * | 2014-11-28 | 2018-09-07 | 宁波市鄞州锦格电器有限公司 | Power switch box |
| CN104602156A (en) * | 2015-01-27 | 2015-05-06 | 歌尔声学股份有限公司 | Earphone speaker and earphone with speaker |
| CN104918171A (en) * | 2015-04-20 | 2015-09-16 | 李永南 | Noise-reduction horn |
| CN105979450A (en) * | 2016-06-24 | 2016-09-28 | 深圳华聆声学技术有限公司 | Integrated sound production and transmission sensor |
| CN110351617A (en) * | 2018-04-02 | 2019-10-18 | Jvc 建伍株式会社 | Microphone and sound pick-up method |
| CN110351617B (en) * | 2018-04-02 | 2020-11-06 | Jvc 建伍株式会社 | Microphone and sound pickup method |
| JP2022078346A (en) * | 2018-04-02 | 2022-05-24 | 株式会社Ｊｖｃケンウッド | Microphone and sound collection method |
| JP7268771B2 (en) | 2018-04-02 | 2023-05-08 | 株式会社Ｊｖｃケンウッド | Microphone and sound collection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051214 Termination date: 20100927 |