CN2612180Y - Electronic pickup modular - Google Patents
Electronic pickup modular Download PDFInfo
- Publication number
- CN2612180Y CN2612180Y CN 03225230 CN03225230U CN2612180Y CN 2612180 Y CN2612180 Y CN 2612180Y CN 03225230 CN03225230 CN 03225230 CN 03225230 U CN03225230 U CN 03225230U CN 2612180 Y CN2612180 Y CN 2612180Y
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- China
- Prior art keywords
- image sensor
- electro
- photographic module
- image
- printed wiring
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an electric camera module, comprising a soft printed circuit board composed of an assemble portion and a wiring portion, while the wiring portion is integrally extended from the assemble portion and two sides of the wiring portion are coated with metal layers to avoid electromagnetic interference between signals, an image sensor arranged at one side of the assemble portion, a lens mounted above the image sensor and aligned with the image sensor, an image processing chip at another side of the assemble portion for reducing the volume of the module effectively, a connector at the end of the wiring portion for connecting a printed circuit board of an object electric device, to improve the design and application flexibility, and a serial flash arranged on the assemble portion and connected with the image sensor, for recording the bad point and frequency bias of the image sensor, to be corrected and compensated by the electric device to provide accurate image.
Description
Affiliated technical field
The utility model relates to a kind of electro-photographic module, refers to a kind of electro-photographic module that can be applicable to electronic equipments such as digital camera and camera mobile phone and short and small frivolous, easily assembled and tool application flexibility especially.
Background technology
Electro-photographic module application scope is more and more extensive, from being combined in PC, to digital camera, more may be used on wrist-watch or the mobile phone, to set up camera function.Figure five and figure six show traditional digital and electronic photographing module.For reaching short and small frivolous purpose, the circuit of general image processing has utilized the image processing chip to carry out, to reduce the volume of module, so the electro-photographic module 200 shown in figure five and the figure six mainly comprises a camera lens 201, one image sensor (ImageSensor) 202 in order to the image of accepting the camera lens acquisition, and an image processing chip 203 is to handle the shown image of image sensor 202, last electro-photographic module 200 is connected to the printed circuit board (PCB) (PrintedCircuit Board) 204 of applied electronic equipment, digital camera for example is to carry out functions such as image editing and storage.Structure from traditional electro-photographic module, at first, have image sensor 202 and image processing chip 203 in the electro-photographic module 200, the two combines and encapsulates since this two all belong to accurate assembly, so be worth higher, and multicore sheet assembling (Multi-Chip Package, MCP) combine and encapsulation technology complicated, specification requirement is very high, it is very low to cause making yield, makes cost surging naturally.
After the manufacturing of electro-photographic module was finished, when being assembled to the printed circuit board (PCB) of electronic equipment, then the power pin of sub-photographing module of the jack of reserving according to printed circuit board (PCB) was inserted, and welds again.In the application, if jack is a through hole, then with automatic surface solder technology (Surface Mounting Technology, SMT) for it, but owing to jack and pin that chip is designed are all very meticulous, during fabrication, the probability that produces defective products is than the general height of making, and defective products causes whole module to scrap, and its loss is very big; More seriously, if printed circuit board (PCB) is a multi-layer sheet, then jack belongs to non-through hole, then utilize spheric grid array (Ball Grid Array, BGA) technology is being welded, this process technology is more because non-through hole and utilize thermal source such as infrared ray to come melting solder, so yield can be poorer, and non-visual the detecting of defective products.Generally speaking, because of the design on bad, cause not meet industrial productivity effect.
The utility model content
For improve above-mentioned prior art on industrial production, exist make to be difficult for and yield on the low side and finally cause wasting the disappearance many, that cost is high, the utility model provides a kind of electro-photographic module, its image of installing photographing module in the flexible printed wiring board both sides respectively shows transducer and image processing chip, makes the electro-photographic module short and small frivolous, easily assembled and have an application flexibility.
For achieving the above object, the utility model provides a kind of electro-photographic module, it has a flexible printed wiring board, image sensor and image processing chip are combined in the both sides of flexible printed wiring board respectively, camera lens then is installed on the image sensor, flexible printed wiring board extends a winding displacement part with the installing connector, the winding displacement part both sides all are coated with metal level, make the signal transmission in the winding displacement part have anti-electronic electromagnetic interference (Electric and Magnetic Interference, EMI) function, connector is connected on the circuit board of electronic equipment, can allocate flexibly according to the product design demand, for example can stagger in the coupling position of electronic equipment reservation and the position of electro-photographic module, the height of the two also can be different, generally speaking, about 50 degree of the angle of deflection up and down of flexible printed wiring board, simultaneously install a serial flash memory (Serial Flash RAM in the assembled portion of flexible printed wiring board, SFR), because image sensor often has bad point, for example white point or stain, and problem such as colo(u)r bias frequently, so after the electro-photographic module is finished, when detecting, the bad point of image sensor can be recorded in the serial flash, power subset in use, compare the bad some record of image sensor and the correction and the compensation of absorbing image is provided, make the image that is absorbed obtain higher quality by electronic equipment.
By enforcement of the present utility model, can make the electro-photographic module be easy to install and use on various portable electric appts, reduce fault and spoilage, and the quality that can effectively promote the image that absorbs.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is the vertical view of the utility model electro-photographic module.
Fig. 2 is the cutaway view of the utility model electro-photographic module.
Fig. 3 is the upward view of the utility model electro-photographic module.
Fig. 4 is the local amplification profile of the winding displacement part of the utility model electro-photographic module.
Fig. 5 is the cutaway view of existing electro-photographic module first embodiment.
Fig. 6 is the cutaway view of existing electro-photographic module second embodiment.
Among the figure, 10. flexible printed wiring board, 11. assembled portion, 12. winding displacement part, 20. image sensors, 30. camera lenses, 40. image processing chips, 50. connectors, 60. serial flash, 100. electro-photographic modules, 121. metal levels.
Embodiment
See also Fig. 1 to shown in Figure 3, the electro-photographic module 100 of the utility model comprises a flexible printed wiring board 10, and flexible printed wiring board 10 has an assembled portion 11 and a winding displacement part 12, and winding displacement part 12 is to be extended by assembled portion 11 one to form.
One image sensor 20 is arranged on first side (as Fig. 1 and Fig. 2) of the assembled portion 11 of flexible printed wiring board 10, and a camera lens 30 is installed in image sensor 20 tops, and aims at image sensor 20.For the module volume is dwindled, camera lens 30 and obtains the camera lens of only about 5mm thickness with aspheric lens for it.Generally speaking, image sensor 20 is welded onto flexible printed wiring board 10, and camera lens 30 is to be enclosed within on the image sensor 20, gives combination with adhesive agent again.
One image processing chip 40 is arranged on second side (as Fig. 2 and Fig. 3) of the assembled portion 11 of flexible printed wiring board 10, based on image sensor 20 and image processing chip 40 are the not homonymies that are combined in assembled portion 11 respectively, so can not check and balance each other, simple and easy in the manufacturing, yield is promoted, and in a single day last processing procedure is wrong, gets to stop immediately, and expansion can not cause damage.
A connector 50 is arranged on winding displacement part 12 ends of flexible printed wiring board 10, on the printed circuit board (PCB) of connector 50 electronic equipments that desire is used in order to be connected to, and electro-photographic module 100 obtained image signals is transferred in the electronic equipment.Connector 50 belongs to simple technique very commonly used with combining of flexible printed wiring board 100, and the winding displacement part 12 of flexible printed wiring board 10 can design different length and bending extension angle according to actual demand, add winding displacement part 12 deflection up or down of flexible printed wiring board 10, generally speaking, can deflection 50 spend, so design is provided and uses very big flexibility ratio.
So image captures to image sensor 20 via camera lens 30, form digital signal through image processing chip 40 then, through winding displacement part 12 and connector 50 signal is transferred in the electronic equipment again, to reach the purpose of digital and electronic shooting.
Moreover, the electro-photographic module 100 tool flexible printed wiring boards 10 and the winding displacement part 12 of the utility model, winding displacement part 12 is born the function of transmission signal, and be applied in the electronic equipment, sometimes have the situation of electronics and/or electromagnetic interference, so the utility model at the both sides of winding displacement part 12 coating metal layer 121 (as Fig. 4), produces electronic electromagnetic interference (Electric to prevent each the electronics spare part in the electronic equipment; Magnetic Interference, EMI).
Please consult shown in Figure 1ly again, the electro-photographic module 100 of the utility model further comprises a flash memory, and serial flash (Serial Flash RAM) 60 for example is arranged on the assembled portion 11 of printed circuit board (PCB) 10 and connects image sensor 20.Serial flash 60 is when electro-photographic module 100 detects, signal and normal image signal comparison that detecting instrument is produced image sensor 20, find out image sensor 20 and whether have bad point, for example white point or stain etc., and the deviation of frequency look, again this numerical value is stored in the serial flash 60.Unless image sensor 20 really belongs to major imperfections, just scrapped, otherwise, a small amount of flaw can be stored in the serial flash 60 through numerical value thus, then in use, is provided correction and the compensation that needs by the processor in the electronic equipment, can increase usable range first, second can on using, reality provide image just accurately, to promote practical value.
Because electro-photographic module 100 volumes of the utility model are very little, if winding displacement part 12 is disregarded (because of winding displacement part 12 can extend or shorten) under different demands, the volume of the utility model integral body can reach 9 * 12 * 7mm.And the manufacturing of the utility model is simple and easy, assembling requires technology not strong, the applying flexible degree is very high, so the electronic equipment that can be suitable for is very wide, for example PC, digital camera, wrist-watch, mobile phone, palmtop computer (Palm PC), PDA(Personal Digital Assistant) or the like, all can set up camera function, and this function can be provided by the electro-photographic module 100 of the utility model.
Claims (5)
1. electro-photographic module, it comprises a printed circuit board (PCB), one is positioned at the image sensor on the printed circuit board (PCB), one is installed in image sensor top and aims at the camera lens of image sensor, one is positioned at the image processing chip on the printed circuit board (PCB), it is characterized in that: described printed circuit board (PCB) is a flexible printed wiring board, this flexible printed wiring board has the winding displacement part that an assembled portion and is extended from assembled portion, described image sensor is arranged on first side of the assembled portion of flexible printed wiring board, described image processing chip then is arranged on second side of the assembled portion of flexible printed wiring board, the winding displacement part of flexible printed wiring board and a connector electrically connect, and transmit the signal between the electronic equipment of this electro-photographic module and institute's desire application.
2. electro-photographic module as claimed in claim 1 is characterized in that: the both sides of described winding displacement part are coated with metal level.
3. electro-photographic module as claimed in claim 2 is characterized in that: described metal level is a copper foil layer.
4. electro-photographic module as claimed in claim 1 is characterized in that: described camera lens is an aspheric lens.
5. electro-photographic module as claimed in claim 1 is characterized in that: this electro-photographic module further comprises a flash memory and is connected to image sensor, and the bad point of this flash memory recording image transducer and the deviation of frequency look are for the correction and the compensation of picked-up image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03225230 CN2612180Y (en) | 2003-04-14 | 2003-04-14 | Electronic pickup modular |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03225230 CN2612180Y (en) | 2003-04-14 | 2003-04-14 | Electronic pickup modular |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2612180Y true CN2612180Y (en) | 2004-04-14 |
Family
ID=34163641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03225230 Expired - Fee Related CN2612180Y (en) | 2003-04-14 | 2003-04-14 | Electronic pickup modular |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2612180Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103582286A (en) * | 2012-08-02 | 2014-02-12 | 鸿富锦精密工业（深圳）有限公司 | Circuit board assembly and camera module |
-
2003
- 2003-04-14 CN CN 03225230 patent/CN2612180Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103582286A (en) * | 2012-08-02 | 2014-02-12 | 鸿富锦精密工业（深圳）有限公司 | Circuit board assembly and camera module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |