CN201131056Y - Electrode connection structure of condenser microphone - Google Patents
Electrode connection structure of condenser microphone Download PDFInfo
- Publication number
- CN201131056Y CN201131056Y CNU2007201749111U CN200720174911U CN201131056Y CN 201131056 Y CN201131056 Y CN 201131056Y CN U2007201749111 U CNU2007201749111 U CN U2007201749111U CN 200720174911 U CN200720174911 U CN 200720174911U CN 201131056 Y CN201131056 Y CN 201131056Y
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- China
- Prior art keywords
- condenser microphone
- electrode
- positive electrode
- weld pad
- shape
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- Expired - Lifetime
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/04—Microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/01—Electrostatic transducers characterised by the use of electrets
- H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
The utility model relates to an electrode connecting structure for a capacitance microphone and a flexible printed circuit board, which is characterized in that the electrode connecting structure comprises a cylindrical capacitance microphone, one side of which is provided with a positive electrode formed at the figure center of the capacitance microphone and a negative electrode separated with certain spacing from the outside of the positive electrode and forming a shape of enclosing the plosive electrode, and the other side of which forms an inflow entrance for inflow of the external sound; and a printed circuit board which comprises an installation plane and an extended plane, wherein, the shape of the installation plane is the same as that of the capacitance microphone, an interior electrode bonding pad is respectively positioned at the figure center of the installation plane and the place with certain distance away from the figure center and is separately connected with the positive electrode and the negative electrode, and the extended plane extends from a side of the installation plane and forms an exterior electrode bonding pad electrically connected with the conductive pattern through the interior bonding pad.
Description
Technical field
The utility model relates to the electric connection structure between the circuit pattern of the electrode of condenser microphone and flexible printed circuit board, in the time of particularly can improving condenser microphone and be electrically connected with flexible printed circuit board because of inconsistent off-centre that causes of the directivity of electrode and circuit pattern and the bad condenser microphone electrode connecting structure of rosin joint.
Background technology
In recent years, the multimedia equipment that often can touch around, for example MP3 (MovingPicture Experts Group Layer 3), video camera (camcorder), portable equipment equipment such as (mobile) generally provide the function that the sound that produces is transmitted or records on every side.Especially for the multimedia equipment that is in miniaturization, high performance trend, can realize that a big reason of this class sound-recording function is, miniaturization and can be installed to the development of the microphone (microphone) of multimedia equipment inside.
The microphone of widespread usage is a condenser microphone in this class microphone.Condenser microphone possesses: be referred to as the dielectric plate of electret (electret), it applies electric charge to macromolecule membrane and forms, and has semipermanent electric charge (electric charge); And oscillating plate, it is that (Polyethylen Terephthalate: PETG) vibrating membrane of film material is made more by encircle (poly-ring) last PET of joint at metal, described condenser microphone utilization is formed at the electrostatic field between dielectric plate and the oscillating plate, and voice signal is converted to the signal of telecommunication.
Above-mentioned condenser microphone is inserted into video camera, mobile communication terminal, the external device (ED) of MP3 etc., need be electrically connected with these devices, for this reason, general condenser microphone is by welding (so1dering) negative pole and positive pole to be directly connected on the external device (ED), perhaps, as shown in Figure 1 to Figure 3, for to the consideration in the insertion space between condenser microphone 10 and the external device (ED) (not shown) and the easiness of electrical connection, in the following way: the electrode 15 of condenser microphone 10 is connected to flexible printed circuit board (Flexible Printed Circuit Board: the following FPCB of being called 20), with FPCB 20 and external device (ED) ways of connecting; Perhaps, on the electrode of condenser microphone, do not weld, and utilize power spring or this class of conductive rubber (Zebra) independently Elecrical connector with condenser microphone and external device (ED) ways of connecting.
In first kind of above-mentioned mode, be in the mode that conducts the middle FPCB 20 of use between condenser microphone 10 and the external device (ED), adjust the direction of electrode 15, condenser microphone is not fixed on independently on the anchor clamps (jig) with not moving about, be formed with among the FPCB 20 of circuit pattern 25 and weld pad 30, make above-mentioned weld pad 30 be positioned at the position corresponding with two electrodes 15 that are formed at above-mentioned welding condenser microphone 10 one sides side by side, pass through welding etc. then, with condenser microphone 10 and FPCB 20 combinations (condenser microphone of combination is called as the lead type condenser microphone by this way).But, under the situation of above-mentioned first kind of mode, as shown in Figure 4, be arranged with two electrodes 15 side by side, therefore, there are the following problems: when condenser microphone 10 during to the rotation of B or B ' direction, can't be fixed on the correct welding position; In addition, even be fixed on the welding position, FPCB 20 is placed into when welding on the condenser microphone 10, when inserting anchor clamps, can not correctly adjust under the situation of direction of insertion of FPCB 20, can produce the interval in the such space of d, d ', (A A ') combines with condenser microphone 10 obliquely to the left and right.In order to address the above problem, combine after need making the direction of weld pad 30 of the electrode 15 of lead type condenser microphone 10 and FPCB 20 consistent, but, need to rotate above-mentioned condenser microphone 10 for this reason, the direction of above-mentioned condenser microphone 10 is alignd, in addition with above-mentioned FPCB20, in order to make FPCB 20 be positioned at the central authorities of above-mentioned condenser microphone 10, need append other alignment process, therefore, have the problem of losing time with expense.In addition, above-mentioned FPCB 20 is placed in the process of welding on the welding condenser microphone 10,, then causes the poor flow of condenser microphone and external device (ED) if take place to place and rosin joint by the inconsistent off-centre that causes of direction.
The above-mentioned second way, be condenser microphone (generally being called the non-welding type condenser microphone again) with external device (ED) between conduct the time belong to by the mode that directly contacts or use Elecrical connector to contact and not to be by the fixing simple contact method of welding incoming call, therefore, when condenser microphone inserts external device (ED), can occur because simple impact or the loose contact that structure tolerance caused of self.
Thereupon, necessity to following scheme increases: promptly, for the non-welding type condenser microphone based on this way of contact is electrically contacted by welding and external device (ED), improve the property applied flexibly of non-welding type condenser microphone, and the different anchor clamps manufacturing costs that cause of shape of minimizing condenser microphone 10 and FPCB 20, thereby insertion characteristic according to the said external device, executed in parallel is used the associated methods of Elecrical connector and is used welding and associated methods FPCB, and unify the shape of FPCB and condenser microphone, thereby improve the sharing of relative anchor clamps.
The utility model content
The utility model proposes for addressing the above problem, the purpose of this utility model is, provide a kind of condenser microphone electrode connecting structure, bad by the inconsistent and rosin joint of the caused bonding station of consistent problem of directivity etc. that its circuit pattern that has reduced condenser microphone electrode and flexible PCB produces when engaging.
And, another purpose of the present utility model is, a kind of condenser microphone electrode connecting structure is provided, wherein, the shape of condenser microphone is identical with the shape of flexible PCB one side, thereby in the operation that connects condenser microphone electrode and flexible PCB, need not to adjust the operation of electrode and circuit pattern direction, can simplify assembling procedure.
And, another purpose of the present utility model is, a kind of condenser microphone electrode connecting structure is provided, wherein, the waste of the anchor clamps that use in order to reduce junction capacitance microphone and flexible PCB the time, make according to the shape of condenser microphone and flexible PCB, by the shape of regulation condenser microphone and flexible PCB, realize the sharing of anchor clamps.
In addition, another purpose of the present utility model is, a kind of condenser microphone electrode connecting structure is provided, and wherein, increases the degree of applying flexibly of the non-welding type condenser microphone that directly contacts with existing external device (ED).
In order to achieve the above object, the condenser microphone electrode connecting structure of embodiment of the present utility model, it is characterized in that, described condenser microphone electrode connecting structure possesses: condenser microphone, it is a cylindrical shape, the one side of this condenser microphone is formed with positive electrode and negative electrode, described positive electrode is formed at the centre of figure of condenser microphone, direction is separated by a certain interval laterally from described positive electrode for described negative electrode, form the belt shape that surrounds described positive electrode, the another side of this condenser microphone is formed with the inflow entrance that is used to make outside sound inflow; And printed circuit board (PCB), it is made of installed surface and elongated surfaces, the shape of described installed surface is identical with the shape of described condenser microphone, and possesses respectively the internal electrode weld pad that is connected with described negative electrode with described positive electrode at the centre of figure of described installed surface and from centre of figure position separated by a certain interval, described elongated surfaces prolongs from a side of described installed surface, and is formed with the outer electrode weld pad that is electrically connected by described internal electrode weld pad and conductive pattern.
And, the condenser microphone electrode connecting structure of another embodiment of the present utility model, it is characterized in that, described condenser microphone electrode connecting structure possesses: condenser microphone, it is a polygon, the one side of this condenser microphone is formed with positive electrode and negative electrode, described positive electrode is formed at the centre of figure of condenser microphone, direction is separated by a certain interval laterally from described positive electrode for described negative electrode, form the belt shape that surrounds described positive electrode, the another side of this condenser microphone is formed with the inflow entrance that is used to make outside sound inflow; And printed circuit board (PCB), it is made of installed surface and elongated surfaces, the shape of described installed surface is identical with the shape of described condenser microphone, and possesses respectively the internal electrode weld pad that is connected with described negative electrode with described positive electrode at the centre of figure of described installed surface and from centre of figure position separated by a certain interval, described elongated surfaces prolongs from a side of described installed surface, is formed with the outer electrode weld pad that is electrically connected by described internal electrode weld pad and conductive pattern.
The condenser microphone electrode connecting structure of embodiment of the present utility model provides following effect: the circuit pattern that reduces condenser microphone electrode and flexible PCB in conjunction with the time directivity that produces the caused bonding station of consistent problem inconsistent bad with rosin joint etc.
And, in the condenser microphone electrode connecting structure of embodiment of the present utility model, make the shape of condenser microphone identical with flexible PCB installed surface shape, when connecting the pattern of condenser microphone electrode and flexible PCB, need not to adjust the operation of electrode and circuit pattern direction, therefore, provide the effect of simplifying assembling procedure.
And, in the condenser microphone electrode connecting structure of embodiment of the present utility model, to using welding by contacting the condenser microphone (especially non-welding type condenser microphone) that is electrically connected merely with external device (ED), condenser microphone is electrically connected with external device (ED), thereby the effect that can improve the degree of applying flexibly of condenser microphone is provided.
In addition, in the condenser microphone electrode connecting structure of embodiment of the present utility model, the waste of the anchor clamps that the shape of using in order to reduce junction capacitance microphone and flexible PCB time the according to condenser microphone and flexible PCB is made, the shape of regulation condenser microphone and flexible PCB, thus can be with the anchor clamps sharing.
And, preferred embodiment of the present utility model is enumerated to be illustrated as purpose, those skilled in the art can carry out various modifications, be out of shape and append etc. in thought of the present utility model and scope, these are revised distortion and wait also in claim scope of the present utility model.
Description of drawings
Fig. 1 and Fig. 2 are the stereograms of the integrated structure of expression FPCB of prior art and condenser microphone.
Fig. 3 is the perspective internal view of circuit pattern of the FPCB of expression prior art.
Fig. 4 be the expression FPCB of prior art and condenser microphone in conjunction with the time direction that can leave of FPCB and the schematic diagram of distance.
Fig. 5 and Fig. 6 are the shape of FPCB of expression embodiment of the present utility model and the front view and the rearview of conductive pattern.
Fig. 7 and Fig. 8 are the front view and the rearviews of the condenser microphone of embodiment of the present utility model.
Fig. 9 and Figure 10 be the expression embodiment of the present utility model the condenser microphone syndeton exploded perspective view and in conjunction with stereogram.
Figure 11 and Figure 12 are the schematic perspective views of the various situations that are connected with FPCB of expression condenser microphone.
Figure 13 to Figure 15 is the schematic diagram of the different shape of the expression condenser microphone of other embodiment of the present utility model and FPCB.
Description of reference numerals
10,100 condenser microphones; 15 electrodes; 20,200 FPCB; 30 electrode pad; 25,220 conductive patterns; 120 positive electrodes; 140 negative electrodes; 150 inflow entrances; 170 inner PCB; 220a negative electrode weld pad; 220b positive electrode weld pad; 220c outer electrode weld pad; 270 through holes; The 200a installed surface; The 200b elongated surfaces.
Embodiment
Above-mentioned purpose will be clearer and more definite with relevant following detailed description by accompanying drawing with other purposes and feature and advantage of the present utility model.Below, with reference to accompanying drawing, describe embodiment of the present utility model in detail.
Fig. 5 is the shape of FPCB of expression embodiment of the present utility model and the front view of conductive pattern, and Fig. 6 is the rearview of the FPCB of Fig. 5, and Fig. 7 and Fig. 8 are the front view and the rearviews of the condenser microphone of embodiment of the present utility model.
On the other hand, when in each accompanying drawing, each structure of condenser microphone electrode connecting structure of the present utility model being described, for structural element, even the accompanying drawing difference is also used identical Reference numeral with identical function.
With reference to Fig. 5 to Fig. 8 as can be known, the condenser microphone electrode connecting structure of embodiment of the present utility model constitutes and comprises condenser microphone 100 and FPCB 200.
As shown in Figure 7 and Figure 8, condenser microphone 100 is a cylindrical shape, and one side is formed with positive electrode 120 and negative electrode 140, and another side is formed with the inflow entrance 150 that is used to make outside sound inflow.Above-mentioned positive electrode 120 is formed at the center of the figure that shape had of microphone.In the present embodiment, condenser microphone 100 is a cylindrical shape, and therefore, above-mentioned positive electrode 120 is formed at the center of the circle that constitutes drum.In addition, above-mentioned negative electrode 140 form from above-mentioned positive electrode 120 laterally direction surround the belt shape of above-mentioned positive electrode 120 separated by a certain intervally.In the present embodiment, above-mentioned positive electrode 120 is circular, and negative electrode 140 is an annular.Above-mentioned negative electrode 140 plays the effect of condenser microphone housing, and positive electrode 120 is formed among the inside PCB 170 of internal circuit elements such as the installation amplifier of condenser microphone 100 and filter.Such condenser microphone 100 is characterised in that positive electrode 120 is circular, and is formed at the centre of figure of condenser microphone 100; Negative electrode 140 forms the annular of surrounding positive electrode 120, and therefore, even microphone 100 rotations, the position of electrode can not change yet.And, when assembling with FPCB 200, even place condenser microphone 100 with any form, the position of above-mentioned negative electrode 120 and positive electrode 140 can not change yet, its result, need not in order to connect and weld weld pad 220a, the 220b of FPCB 200 described later, and adjust the direction of condenser microphone 100.Promptly, in the existing condenser microphone electrode connecting structure, for the conductive pattern that makes electrode and FPCB electrically contacts, positive electrode and the negative electrode position of adjusting earlier condenser microphone need be set in addition, make FPCB be positioned at the operation of above-mentioned condenser microphone central authorities, but the condenser microphone electrode connecting structure of embodiment of the present utility model can omit this operation.
The condenser microphone 100 of embodiment of the present utility model is in order to be electrically connected with external device (ED) (not shown), can be electrically connected with external device (ED) by FPCB 200, also can utilize the terminal of Elecrical connector such as power spring and conductive rubber or direct and external device (ED) to electrically contact.
FPCB 200 is used to install condenser microphone 100, and, between the terminal of the electrode 120,140 of above-mentioned condenser microphone 100 and external device (ED), provide conductive path.For this reason, as shown in Figure 5 and Figure 6, FPCB 200 is made of installed surface 200a and elongated surfaces 200b, on this installed surface 200a condenser microphone 100 is installed, and this elongated surfaces 200b prolongs and is connected with external device (ED) from the side of above-mentioned installed surface 200a.The shape of above-mentioned installed surface 200a is identical with the shape of above-mentioned condenser microphone 100.That is, when the installed surface 200a that above-mentioned condenser microphone 100 is positioned over FPCB 200 went up, the outer peripheral face of installed surface 200a did not have redundancy or deficiency, had and above-mentioned condenser microphone 100 shape one to one.Be formed with on the installed surface 200a of FPCB 200 and be used for the internal electrode weld pad 220a, the 220b that are electrically connected with condenser microphone, be formed with on the elongated surfaces 200b and be used for the outer electrode weld pad 220c that is electrically connected with external device (ED).
Among above-mentioned internal electrode weld pad 220a, the 220b, negative electrode weld pad 220a is electrically connected with the negative electrode 140 of condenser microphone 100, and positive electrode weld pad 220b is connected with the positive electrode 120 of condenser microphone 100.For this reason, positive electrode weld pad 220b is formed at the centre of figure that shape possessed of the installed surface 200a of the FPCB 200 that places condenser microphone 100, negative electrode weld pad 220a from above-mentioned positive electrode weld pad 220b separated by a certain interval with about or laterally zygomorphic mode form.These internal electrode weld pads 220a, 220b are formed on the FPCB 200 as follows: when the electrode 120,140 of placing above-mentioned condenser microphone 100, corresponding with above-mentioned electrode 120,140.As mentioned above, the positive electrode 120 of present embodiment is formed at the centre of figure of condenser microphone 100, and, be formed at the centre of figure of the identical installed surface 200a shape of shape and condenser microphone 100 with positive electrode weld pad 220b that positive electrode 120 connects, therefore, if condenser microphone 100 is installed on the installed surface 200a alignedly, then need not other arrangement, above-mentioned positive electrode 120 and positive electrode weld pad 220b be aligned position exactly also.
And, the central portion of the above-mentioned inside/outside electrode pad 220a of portion, 220b, 220c is formed with the through hole 270 that runs through above-mentioned FPCB 200, thereby can be easily and condenser microphone 100 welding, and play as with the effect of the electric channel at FPCB 200 back sides shown in Figure 6.Above-mentioned negative/positive internal electrode weld pad 220a, the 220b that is positioned at front face extends to the back side portion of FPCB 200 via above-mentioned through hole, directly contacts with the electrode 120,140 of condenser microphone.Thereby the signal of telecommunication of above-mentioned condenser microphone 100 is sent to outer electrode weld pad 220c via the internal electrode weld pad 220a, the 220b that extend to FPCB 200 back sides and conductive pattern 220, is applied on the external device (ED).
Describe above-mentioned condenser microphone 100 and the syndeton of FPCB 200 below in detail.
Fig. 9 is the exploded perspective view of condenser microphone syndeton of expression embodiment of the present utility model, Figure 10 be Fig. 9 in conjunction with stereogram.
With reference to Fig. 9 and Figure 10, as mentioned above, the electrode 120,140 of condenser microphone 100 contacts in polarity mode consistent with each other with internal electrode weld pad 220a, the 220b of FPCB 200.Herein, the shape of the installed surface 200a of the shape of above-mentioned condenser microphone 100 and FPCB 200 is identical, and makes with same size.This is loaded down with trivial details in order to eliminate existing condenser microphone and to combine with FPCB, that is, elimination is electrically contacting in order to make between electrode and the circuit pattern, after the condenser microphone electrode is alignd in a certain direction, make FPCB be positioned at the center of condenser microphone, and the operation of welding.As shown in figure 10, if make the shape of installed surface 200a of the shape of condenser microphone 100 and FPCB identical, condenser microphone 100 is arranged on the installed surface 200a of FPCB 200, then need not to be used for the other direction operation of electrode 120,140 and circuit pattern 220 alignment with to the alignment process at center.In addition, it is corresponding and be about benchmark is or laterally zygomorphic two negative electrode weld pad 220a with positive electrode weld pad 220b that above-mentioned negative electrode weld pad 220a forms negative electrode 140 with condenser microphone, thereby can guarantee the reliability by the signal transmission of negative electrode 140.And, make condenser microphone 100 consistent, thereby can unify to be used for fixing the size of the anchor clamps that they weld with the size and dimension of FPCB 200, improve shared property.Meanwhile, can reduce the time and the expense of making anchor clamps according to the shape of FPCB200.
Figure 11 represents the various situations that condenser microphone 100 is connected with FPCB 200 with Figure 12.After condenser microphone 100 and FPCB 200 combinations, the outer electrode weld pad 220c of FPCB 200 combines with the method for the splicing ear of external device (ED) by welding or welding (welding), from the voice signal electrical signal converted of condenser microphone 100 receptions, and be delivered to external device (ED) by the outside.
On the other hand, among the embodiment of the present utility model, the shape of the installed surface 200a of condenser microphone 100 and FPCB is defined as circle, but the utility model is not limited thereto, to shown in Figure 15, also can be made into polygons such as quadrangle or hexagon as Figure 13.Promptly, above-mentioned condenser microphone 100 forms polygon, center configuration positive electrode 120 at its figure, separated by a certain interval from above-mentioned positive electrode 120, form negative electrode 140 with the structure of surrounding above-mentioned positive electrode 120, thereby need not for being connected between internal electrode weld pad 220a, the 220b of above-mentioned electrode 120,140 and FPCB 200, and adjust the direction of above-mentioned condenser microphone 100 in addition.And, make the shape of installed surface 200a of FPCB 200 identical with the shape of above-mentioned condenser microphone 100, center configuration positive electrode weld pad 220a at its figure, and, at position configuration negative electrode weld pad 220b separated by a certain interval from above-mentioned positive electrode weld pad 220a and corresponding with negative electrode 140, thereby only depend on condenser microphone 100 is installed to engineering on the installed surface of FPCB 200, the position that just can accurately arrange electrode and weld pad.
On the other hand, in the condenser microphone electrode connecting structure of embodiment of the present utility model,, FPCB only has been described, but the utility model is not limited thereto, from needless to say, can uses known various PCB on the insertion characteristic of external device (ED) as PCB.
And, in the condenser microphone electrode connecting structure of embodiment of the present utility model,, condenser microphone only has been described, but the utility model is not limited thereto for employed microphone, can be applied to various microphones such as silicon microphone.
Claims (5)
1. a condenser microphone electrode connecting structure is characterized in that, described condenser microphone electrode connecting structure possesses:
Condenser microphone, this condenser microphone is a cylindrical shape, the one side of this condenser microphone is formed with positive electrode and negative electrode, described positive electrode is formed at the centre of figure of described condenser microphone, direction is separated by a certain interval laterally from described positive electrode for described negative electrode, form the belt shape that surrounds described positive electrode, the another side of this condenser microphone is formed with the inflow entrance that is used to make outside sound inflow; And
Printed circuit board (PCB), this printed circuit board (PCB) is made of installed surface and elongated surfaces, the shape of described installed surface is identical with the shape of described condenser microphone, and possesses respectively the internal electrode weld pad that is connected with described negative electrode with described positive electrode at the centre of figure of described installed surface and from centre of figure position separated by a certain interval, described elongated surfaces prolongs from a side of described installed surface, and is formed with the outer electrode weld pad that is electrically connected by described internal electrode weld pad and conductive pattern.
2. condenser microphone electrode connecting structure according to claim 1 is characterized in that,
Described internal electrode weld pad constitutes and comprises:
The positive electrode weld pad, described positive electrode pad-shaped is formed in the centre of figure of the shape of described installed surface, is connected with described positive electrode; And
At least one negative electrode weld pad, described negative electrode weld pad is separated by a certain interval from described positive electrode weld pad, described positive electrode weld pad up and down or about become balanced configuration, and be connected with described negative electrode.
3. condenser microphone electrode connecting structure according to claim 2 is characterized in that,
The signal of telecommunication of described positive electrode and described negative electrode is sent to described conductive pattern by the through hole that forms in the mode that runs through described positive electrode weld pad and negative electrode weld pad.
4. condenser microphone electrode connecting structure according to claim 1 is characterized in that described printed circuit board (PCB) is a flexible printed circuit board.
5. condenser microphone electrode connecting structure, it is characterized in that, described condenser microphone electrode connecting structure possesses: condenser microphone, this condenser microphone is a polygon, the one side of this condenser microphone is formed with positive electrode and negative electrode, described positive electrode is formed at the centre of figure of described condenser microphone, direction is separated by a certain interval laterally from described positive electrode for described negative electrode, form the belt shape that surrounds described positive electrode, the another side of this condenser microphone is formed with the inflow entrance that is used to make outside sound inflow; And printed circuit board (PCB), this printed circuit board (PCB) is made of installed surface and elongated surfaces, the shape of described installed surface is identical with the shape of described condenser microphone, and possesses respectively the internal electrode weld pad that is connected with described negative electrode with described positive electrode at the centre of figure of described installed surface and from centre of figure position separated by a certain interval, described elongated surfaces prolongs from a side of described installed surface, is formed with the outer electrode weld pad that is electrically connected by described internal electrode weld pad and conductive pattern.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2020060023841U KR200435142Y1 (en) | 2006-09-05 | 2006-09-05 | Condenser microphone electrode connection structure |
| KR20-2006-0023841 | 2006-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201131056Y true CN201131056Y (en) | 2008-10-08 |
Family
ID=40018925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201749111U Expired - Lifetime CN201131056Y (en) | 2006-09-05 | 2007-09-04 | Electrode connection structure of condenser microphone |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR200435142Y1 (en) |
| CN (1) | CN201131056Y (en) |
| TW (1) | TWM333676U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595292A (en) * | 2012-03-19 | 2012-07-18 | 美特科技(苏州)有限公司 | Electret capacitor microphone |
| EP2517481A4 (en) * | 2009-12-22 | 2015-06-03 | Mh Acoustics Llc | Surface-mounted microphone arrays on flexible printed circuit boards |
-
2006
- 2006-09-05 KR KR2020060023841U patent/KR200435142Y1/en not_active Expired - Fee Related
-
2007
- 2007-08-31 TW TW096214685U patent/TWM333676U/en not_active IP Right Cessation
- 2007-09-04 CN CNU2007201749111U patent/CN201131056Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2517481A4 (en) * | 2009-12-22 | 2015-06-03 | Mh Acoustics Llc | Surface-mounted microphone arrays on flexible printed circuit boards |
| US9307326B2 (en) | 2009-12-22 | 2016-04-05 | Mh Acoustics Llc | Surface-mounted microphone arrays on flexible printed circuit boards |
| CN102595292A (en) * | 2012-03-19 | 2012-07-18 | 美特科技(苏州)有限公司 | Electret capacitor microphone |
Also Published As
| Publication number | Publication date |
|---|---|
| KR200435142Y1 (en) | 2007-01-09 |
| TWM333676U (en) | 2008-06-01 |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081008 |