CN106358101A - Microphone leading-note design structure and mobile terminal - Google Patents
Microphone leading-note design structure and mobile terminal Download PDFInfo
- Publication number
- CN106358101A CN106358101A CN201611093529.8A CN201611093529A CN106358101A CN 106358101 A CN106358101 A CN 106358101A CN 201611093529 A CN201611093529 A CN 201611093529A CN 106358101 A CN106358101 A CN 106358101A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- printed circuit
- design structure
- mike
- guide hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/029—Manufacturing aspects of enclosures transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The embodiment of the invention discloses a microphone leading-note design structure, which is used for avoiding the blockage of a leading-note hole of a printed-circuit board. The microphone leading-note design structure provided by the embodiment of the invention comprises a microphone component and the printed-circuit board, wherein the microphone component and the printed-circuit board are welded; the leading-note hole is formed on the printed-circuit board; the distance between the microphone component and the leading-note hole is larger than a first preset distance. According to the microphone leading-note design structure provided by the embodiment of the invention, the distance between the microphone component and the leading-note hole of the printed-circuit board is larger than the first preset distance, so that a microphone component welding plate is far away from the leading-note hole of the printed-circuit board, the soldering tin of a microphone component SMD cannot enter the leading-note hole of the printed-circuit board during the printed-circuit board process, and the blockage of the leading-note hole of the printed-circuit board is avoided.
Description
Technical field
The present invention relates to technical field of electronic products, more particularly, to a kind of mike leading note design structure and mobile terminal.
Background technology
With the development of Internet technology, the electronic equipment such as mobile phone, panel computer becomes to get over for daily life
Come more important, in order to adapt to the demand of people's personalization, increasing electronic equipment all possesses phonetic function, accordingly,
The electronic equipment with phonetic function is assembled with mike.
In prior art, mike (mic, microphone) is arranged on printed circuit board (pcb, printed in mobile phone
Circuit board) on, mic element typically welds on a printed circuit board by surface mounting technology, and mic element has perhaps
Many pads, for the welding with printed circuit board.
In the prior art, in order to realize sound-guiding structure design, a voice guide hole can be held on a printed circuit board, by mic
The sender be aligned printed circuit board voice guide hole of element.Because the sender of mic element is located at the pad central authorities of mic element, mic
The pad pitch printed circuit board voice guide hole of element is too near, scolding tin easily and enter printed circuit board leading note during paster
Hole causes to block.
Content of the invention
Embodiments provide a kind of mike leading note design structure, the voice guide hole for avoiding printed circuit board hinders
Plug.
In view of this, first aspect present invention provides a kind of mike leading note design structure, comprising: microphone element and
Printed circuit board；Described microphone element and described printed circuit plate weld；Voice guide hole is offered on described printed circuit board；Institute
The distance stating microphone element with described through hole is more than the first preset distance.
In conjunction with the embodiment of the present invention in a first aspect, in the first implementation of embodiment of the present invention first aspect,
Described mike leading note design structure also includes: enclosed hood, described microphone element and described voice guide hole are respectively positioned on described airtight
In the coverage of cover, described enclosed hood constitutes airtight cavity with described printed circuit board.
In conjunction with the implementation of the first situation of first aspect of the embodiment of the present invention, in the first party of the embodiment of the present invention
In the second implementation in face, described enclosed hood is metallic shield or plastic isolation unit.
In conjunction with arbitrary implementation to the second implementation of first aspect for the first aspect of the embodiment of the present invention,
In the third implementation of the first aspect of the embodiment of the present invention, described enclosed hood is metallic shield, described metal screen
Cover cover and described printed circuit plate weld.
In conjunction with arbitrary implementation to the second implementation of first aspect for the first aspect of the embodiment of the present invention,
In the 4th kind of implementation of embodiment of the present invention first aspect, described enclosed hood is plastic isolation unit, described plastic barrier
Foam is accompanied between cover and described printed circuit board.
In conjunction with the embodiment of the present invention in a first aspect, in the 5th kind of implementation of embodiment of the present invention first aspect,
Described voice guide hole is manhole.
In conjunction with the embodiment of the present invention in a first aspect, in the 6th kind of implementation of embodiment of the present invention first aspect,
Described microphone element bottom is provided with welded disc, and described welded disc is used for being welded with described printed circuit board.
In conjunction with the 6th kind of implementation of the first aspect of the embodiment of the present invention, the of embodiment of the present invention first aspect
In seven kinds of implementations, the welded disc of described microphone element is more than the second preset distance with the distance of described voice guide hole.
Second aspect present invention provides a kind of mobile terminal, including the embodiment of the present invention first aspect to first aspect
Any one of the 7th kind of implementation described mike leading note design structure.
In conjunction with the second aspect of the embodiment of the present invention, in the first implementation of second aspect, described radome is
Plastic isolation unit, described plastic isolation unit is a part for described mobile terminal case.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
In the embodiment of the present invention, mike leading note design structure includes: microphone element and printed circuit board；Described Mike
Wind element and described printed circuit plate weld；Voice guide hole is offered on described printed circuit board；Described microphone element with described
The distance of voice guide hole is more than the first preset distance.The embodiment of the present invention can allow microphone element and printed circuit board voice guide hole away from
From more than the first preset distance, this first preset distance can make microphone element pad away from the voice guide hole of printed circuit board, wheat
Gram wind element paster scolding tin during printed circuit board will not enter printed circuit board voice guide hole, it is to avoid printed circuit board
Voice guide hole blocks.
Brief description
Fig. 1 is mike leading note design structure top view in the embodiment of the present invention；
Fig. 2 is mike leading note design structure upward view in the embodiment of the present invention；
Fig. 3 is mike leading note design structure spatial relation schematic diagram in the embodiment of the present invention；
Fig. 4 is mike leading note design structure generalized section in the embodiment of the present invention；
Fig. 5 is the upward view of microphone element in the embodiment of the present invention；
Fig. 6 is the top view of microphone element in the embodiment of the present invention.
Specific embodiment
Embodiments provide a kind of mike leading note design structure, the voice guide hole for avoiding printed circuit board hinders
Plug.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention it is clear that described embodiment is only
The embodiment of a present invention part, rather than whole embodiments.
Term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second ", " the 3rd ", "
Four " etc. (if present) is for distinguishing similar object, without for describing specific order or precedence.Should manage
The data that solution so uses can be exchanged, in the appropriate case so that the embodiments described herein can be with except illustrating here
Or the order enforcement beyond the content of description.Additionally, term " inclusion " or " having " and its any deformation are it is intended that cover not
Exclusive comprises, for example, contain series of steps or unit process, method, system, product or equipment be not necessarily limited to clear
Those steps of listing or unit, but may include clearly not listing or for these processes, method, product or set
Standby intrinsic other steps or unit.
Mike, also known as mike or microphone (scientific name is microphone), is translated from English microphone, is a kind of by sound
It is converted into the transducer of the signal of telecommunication.
Printed circuit board (pcb, printed circuit board), also known as printed substrate, is the important ministry of electronics industry
Part, is the supporter of electronic devices and components, is the carrier of electronic devices and components electrical connection.Because it is to be made using electron printing
, therefore it is referred to as printed circuit board (PCB).
Mobile phone generally comprises mobile phone body and phone housing.
Fig. 1, Fig. 2 are respectively the top and bottom perspective views of mike leading note design structure in the embodiment of the present invention.Fig. 3 is this
In inventive embodiments, mike leading note design structure spatial relation schematic diagram, the figure shows the position of radome and printed circuit board
Relation.
Below with reference to the accompanying drawings detailed, complete description is carried out to the present invention, as shown in figure 4, the present invention is real in conjunction with the embodiments
An embodiment applying mike leading note design structure in example includes:
Microphone element 401 and printed circuit board 402；Microphone element 401 is welded with printed circuit board 402；Print electricity
Voice guide hole 403 is offered on road plate 402；Microphone element 401 is more than the first preset distance with the distance of voice guide hole 403.
The embodiment of the present invention can allow microphone element and the distance of printed circuit board voice guide hole be more than the first preset distance, example
As microphone element 401 remains 2 centimetres with the distance of voice guide hole 403, and microphone element paster is in printed circuit board process
In, the scolding tin that paster uses can liquefy after being heated and spread to around microphone element 401, and the scolding tin of general liquefaction is to week
Enclose not more than 3 millimeters of the distance spreading, when keep 2 centimetres apart from when, microphone element 401 and voice guide hole 403 keep foot
Enough big distances, scolding tin will not enter printed circuit board voice guide hole 403, it is to avoid the voice guide hole 403 of printed circuit board blocks.
For ease of understanding, below each several part of the mike leading note design structure in the embodiment of the present invention is retouched in detail
State, in the embodiment of the present invention, another embodiment of mike leading note design structure includes:
Microphone element 401 and printed circuit board 402；
Microphone element 401 is welded with printed circuit board 402；
Voice guide hole 403 is offered on printed circuit board 402；
Microphone element 401 is more than the first preset distance with the distance of voice guide hole 403.
This mike leading note design structure also can further include:
Enclosed hood 404, microphone element 401 and voice guide hole 403 are located in the coverage of enclosed hood 404 simultaneously, airtight
Cover 404 constitutes airtight cavity with printed circuit board 402.
Enclosed hood 404 constitutes airtight cavity with printed circuit board 402, and this closed chamber physical ability is by microphone element 401
It is included, the closed structure of airtight cavity may insure that microphone element 401 efficiently gathers the sound transmitting from voice guide hole 403
Sound, reduces interference.
For example, sound enters, by voice guide hole 403, the airtight cavity that enclosed hood 404 is constituted with printed circuit board 402, at this
Roundtrip in airtight cavity, airtight cavity now plays the effect of a preservation sound so that sound can be to greatest extent
Collected by microphone element 401.
Optionally, in the embodiment of the present invention, enclosed hood is metallic shield or plastic isolation unit.
Enclosed hood 404 can be any one in metallic shield or plastic isolation unit.
Optionally, in the embodiment of the present invention, this enclosed hood 404 is metallic shield, metallic shield and printed circuit board
Welding.
When enclosed hood 404 is metallic shield, typically metallic shield is welded on by printing using surface mounting technology
On circuit board 402, metallic shield constitutes airtight cavity with printed circuit board 402.
After the completion of welding, dispensing process can also be carried out to the metallic shield after welding, because the quantity of pad
It is limited it is impossible to ensure that metallic shield is fully sealed with printed circuit board.In metallic shield and printed circuit board 402
Joint carries out dispensing process so that metallic shield is more preferable with the seal that printed circuit board 402 constitutes airtight cavity.
Optionally, in the embodiment of the present invention, this enclosed hood 404 is plastic isolation unit, plastic isolation unit and printed circuit board
Between accompany foam.
Enclosed hood 404 can be metallic shield or plastic isolation unit, when for plastic isolation unit, by plastic barrier
Cover is fitted with printed circuit board 402, and the gap between plastic isolation unit and printed circuit board carries out closed processes using foam.
Foam or others play the material of identical sealing function, for example, epoxy resin etc., and specifically herein not
Limit.
Optionally, in the embodiment of the present invention, this voice guide hole 403 is manhole.
This voice guide hole 403 can also be that other meet the other shapes of leading note design, e.g., square etc., can be according to difference
The mobile phone of model is arranged to different shapes, does not specifically limit herein.
Optionally, in the embodiment of the present invention, microphone element 401 bottom is provided with welded disc 405, and this welded disc 405 is used
In being welded with printed circuit board 402.
Fig. 5 is the upward view of microphone element in the embodiment of the present invention, and Fig. 6 is microphone element in the embodiment of the present invention
Top view, in conjunction with Fig. 5, Fig. 6, in the embodiment of the present invention, microphone element 401 includes:
Welded disc 405 and mike voice guide hole 406, welded disc 405 is arranged on the bottom of microphone element 401, mike
Voice guide hole 406 is disposed therein the mid portion of a welded disc 405, for example, it is possible to be arranged on the center of this welded disc 405
Centre, as shown in Figure 5.
Optionally, in the embodiment of the present invention, this microphone element pad 405 is more than second with the distance of voice guide hole 403
Preset distance.
The welded disc 405 of microphone element 401 is more than the second preset distance with the distance of voice guide hole 403, and this is second preset
Distance is to arrive the actual range of voice guide hole 403 from the nearest welded disc of voice guide hole 403 405, can be set according to actual needs
Put it is ensured that welded disc 405 does not have scolding tin in welding process enters voice guide hole 403.
For example, the welded disc 405 of microphone element 401 and the distance of voice guide hole 403 remain 1 centimetre, microphone element
During printed circuit board, the scolding tin that paster uses can liquefy after being heated and spread to around welded disc 405, one paster
As liquefaction not more than 3 millimeters of distance spreading to surrounding of scolding tin, when welded disc 405 and voice guide hole 403 keep 1 centimetre away from
From when, welded disc 405 and voice guide hole 403 keep sufficiently large distance, and scolding tin will not enter the voice guide hole 403 of printed circuit board,
The voice guide hole 403 avoiding printed circuit board blocks.
Optionally, provide a kind of mobile terminal in the embodiment of the present invention, this mobile terminal is included in any of the above-described embodiment
Mike leading note design structure.
Optionally, in the embodiment of the present invention, enclosed hood 404 is plastic isolation unit, and this plastic isolation unit is this mobile terminal
A part for shell.
Plastic isolation unit is a part for phone housing, and this plastic isolation unit can be integrally formed with phone housing, for example,
When phone housing is for plastic material, the material that plastic isolation unit is used with phone housing is all plastics, now can be by plastics
Isolation cover is designed as a part for phone housing, goes out to have the phone housing of plastic isolation unit by corresponding Making mold；
Or, it is to be detachably connected, for example, when phone housing is metal material between this plastic isolation unit and phone housing
When, the material that plastic isolation unit is used from phone housing is different, and now can become plastic isolation unit with design of mobile phone shell can
Dismounting connects, and plastic isolation unit can be plugged on metallic mobile phone shell.
Those skilled in the art can be understood that, for convenience and simplicity of description, the system of foregoing description,
Device and the specific work process of unit, may be referred to the corresponding process in preceding method embodiment, will not be described here.
The above, above example only in order to technical scheme to be described, is not intended to limit；Although with reference to front
State embodiment the present invention has been described in detail, it will be understood by those within the art that: it still can be to front
State the technical scheme described in each embodiment to modify, or equivalent is carried out to wherein some technical characteristics；And these
Modification or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a kind of mike leading note design structure is it is characterised in that include:
Microphone element and printed circuit board；
Described microphone element and described printed circuit plate weld；
Voice guide hole is offered on described printed circuit board；
Described microphone element is more than the first preset distance with the distance of described voice guide hole.
2. mike leading note design structure according to claim 1 is it is characterised in that described structure also includes:
Enclosed hood, described microphone element and described voice guide hole are respectively positioned in the coverage of described enclosed hood, described enclosed hood
Constitute airtight cavity with described printed circuit board.
3. Mike's leading note design structure according to claim 2 it is characterised in that described enclosed hood be metallic shield or
Plastic isolation unit.
4. Mike's leading note design structure according to any one of claim 1 to 3 is it is characterised in that described enclosed hood is
Metallic shield, described metallic shield and described printed circuit plate weld.
5. mike leading note design structure according to any one of claim 1 to 3 is it is characterised in that described enclosed hood
For plastic isolation unit, between described plastic isolation unit and described printed circuit board, accompany foam.
6. mike leading note design structure according to claim 1 is it is characterised in that described voice guide hole is manhole.
7. mike leading note design structure according to claim 1 is it is characterised in that described microphone element bottom is arranged
There is welded disc, described welded disc is used for being welded with described printed circuit board.
8. mike leading note design structure according to claim 1 is it is characterised in that the welded disc of described microphone element
It is more than the second preset distance with the distance of described voice guide hole.
9. a kind of mobile terminal is it is characterised in that include mike leading note design structure any one of claim 1 to 8.
10. mobile terminal according to claim 9 it is characterised in that described enclosed hood be plastic isolation unit, described plastics
Isolation cover is a part for described mobile terminal case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093529.8A CN106358101A (en) | 2016-11-30 | 2016-11-30 | Microphone leading-note design structure and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093529.8A CN106358101A (en) | 2016-11-30 | 2016-11-30 | Microphone leading-note design structure and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106358101A true CN106358101A (en) | 2017-01-25 |
Family
ID=57862017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611093529.8A Pending CN106358101A (en) | 2016-11-30 | 2016-11-30 | Microphone leading-note design structure and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106358101A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201042078Y (en) * | 2007-05-26 | 2008-03-26 | 歌尔声学股份有限公司 | Silicon microphone with dustproof sound hole |
| US20090243060A1 (en) * | 2008-03-31 | 2009-10-01 | Yamaha Corporation | Lead frame and package of semiconductor device |
| EP2357844A1 (en) * | 2008-12-12 | 2011-08-17 | Funai Electric Co., Ltd. | Microphone unit and voice input device using same |
| CN102802354A (en) * | 2011-05-27 | 2012-11-28 | 英业达股份有限公司 | Electronic subassembly |
| CN103856857A (en) * | 2012-12-06 | 2014-06-11 | 美商富迪科技股份有限公司 | Electronic device |
| CN203840542U (en) * | 2014-05-21 | 2014-09-17 | 苏州敏芯微电子技术有限公司 | Silicon microphone packaging structure for realizing sound incoming laterally |
| CN204968105U (en) * | 2015-08-18 | 2016-01-13 | 歌尔声学股份有限公司 | Directional MEMS microphone |
| CN105407633A (en) * | 2015-12-29 | 2016-03-16 | 广东欧珀移动通信有限公司 | Flexible circuit board and mobile terminal |
-
2016
- 2016-11-30 CN CN201611093529.8A patent/CN106358101A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201042078Y (en) * | 2007-05-26 | 2008-03-26 | 歌尔声学股份有限公司 | Silicon microphone with dustproof sound hole |
| US20090243060A1 (en) * | 2008-03-31 | 2009-10-01 | Yamaha Corporation | Lead frame and package of semiconductor device |
| EP2357844A1 (en) * | 2008-12-12 | 2011-08-17 | Funai Electric Co., Ltd. | Microphone unit and voice input device using same |
| CN102802354A (en) * | 2011-05-27 | 2012-11-28 | 英业达股份有限公司 | Electronic subassembly |
| CN103856857A (en) * | 2012-12-06 | 2014-06-11 | 美商富迪科技股份有限公司 | Electronic device |
| CN203840542U (en) * | 2014-05-21 | 2014-09-17 | 苏州敏芯微电子技术有限公司 | Silicon microphone packaging structure for realizing sound incoming laterally |
| CN204968105U (en) * | 2015-08-18 | 2016-01-13 | 歌尔声学股份有限公司 | Directional MEMS microphone |
| CN105407633A (en) * | 2015-12-29 | 2016-03-16 | 广东欧珀移动通信有限公司 | Flexible circuit board and mobile terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20150243937A1 (en) | Printed Circuit Board Components for Electronic Devices | |
| US9743564B2 (en) | Electromagnetic shielding structures | |
| KR101052559B1 (en) | Shield case for emi shielding and protection | |
| CN102123561B (en) | Electronic sub-component used for electronic device | |
| US7314378B2 (en) | Printed circuit board, method of manufacturing a printed circuit board and electronic apparatus | |
| US20150117681A1 (en) | Acoustic Assembly and Method of Manufacturing The Same | |
| TWI515957B (en) | Electronic device | |
| US10383265B2 (en) | Electromagnetic-interference shielding device | |
| TW200744441A (en) | Electromagnetic shielding device and method of fabricating the same | |
| JP4607598B2 (en) | EMI gasket suitable for flexible surface mounting technology | |
| CN204465862U (en) | The encapsulating structure of micro-electro-mechanical microphone | |
| KR101767865B1 (en) | Method, apparatus and system for counting electricity consumption | |
| US20110233783A1 (en) | Substrate arrangement | |
| KR100851683B1 (en) | Shielding for emi-endangered electronic components and/or circuits of electronic device | |
| CN107624004A (en) | A kind of applying method of printed circuit board (PCB) and a kind of printed circuit board (PCB) | |
| CN106358101A (en) | Microphone leading-note design structure and mobile terminal | |
| CN101083897B (en) | Electromagnetic shielding device and method for making the same | |
| JPH05243775A (en) | Electromagnetic shield structure of electronic circuit module and assembly method therefor | |
| CN211580284U (en) | Adapter plate, circuit board structure and electronic equipment | |
| CN207869393U (en) | Pasting tool | |
| KR101477713B1 (en) | F-pcb damper for speaker | |
| CN207780422U (en) | Backboard and electronic equipment | |
| KR20170004430A (en) | Microphone package | |
| CN217363311U (en) | Anti-interference packaging structure of silicon microphone | |
| CN216600186U (en) | Circuit board and terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170125 |