CN104580941A - Light sensing device and image output method - Google Patents
Light sensing device and image output method Download PDFInfo
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- CN104580941A CN104580941A CN201510053419.8A CN201510053419A CN104580941A CN 104580941 A CN104580941 A CN 104580941A CN 201510053419 A CN201510053419 A CN 201510053419A CN 104580941 A CN104580941 A CN 104580941A
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Abstract
An embodiment of the invention provides a light sensing device and an image output method. The light sensing device comprises multiple first light sensing units and multiple second light sensing units, the first light sensing units are positioned at the edge of the light sensing device, the second sensing units are positioned in other areas not including an area where the first light sensing units are positioned in the light sensing device, and size of each first light sensing unit is larger than that of each second light sensing unit. When the light sensing device is used for image output, image quality is improved.
Description
Technical field
The application relates to electronic technology field, relates to a kind of sensor devices and image output method in particular.
Background technology
Sensor devices is the core of the image capture devices such as digital camera, is also the technology of most critical.Sensor devices is primary two kinds: one is widely used CCD (Charge-coupled Device, Charged Couple) element; Another kind is CMOS (Complementary Metal Oxide Semiconductor, complementary metal oxide semiconductors (CMOS)) device.Sensor devices is made up of multiple photosensitive unit, and photosensitive unit can convert light to electric charge, thus forms the electronic image corresponding to scenery.And in sensor devices, at least corresponding pixel (Pixels) of each photosensitive unit, pixel is more, represents sensor devices and can sense more object detail, thus image is more clear.
In prior art, when utilizing the image capture devices such as digital camera to carry out image taking, because the light of coming in from camera lens is usually middle brighter.And edge is comparatively dark, this just causes in the middle of the image taking out brighter, and edge is comparatively dark, the quality of effect diagram picture.
Summary of the invention
In view of this, this application provides a kind of sensor devices and image output method, improve the quality of image.
For achieving the above object, the application provides following technical scheme:
First aspect, provides a kind of sensor devices, comprises multiple first photosensitive unit and multiple second photosensitive unit;
Described first photosensitive unit is positioned at the edge of described sensor devices;
Described second sensing unit is arranged in other regions that described sensor devices does not comprise described first photosensitive unit region;
Wherein, the size of described first photosensitive unit is greater than the size of described second photosensitive unit.
Preferably, described first photosensitive unit comprises 4, is positioned at four corners of described sensor devices.
Preferably, described multiple second photosensitive unit is measure-alike;
Described first photosensitive unit is of a size of 4 times of described second photosensitive unit.
Preferably, the size of described multiple second photosensitive unit is different.
Second aspect, provides a kind of image output method, and be applied in sensor devices described above, described method comprises:
Obtain the second monochrome information and the second image content information by the second photosensitive unit, obtain the second displaying contents, and export at second area;
The first monochrome information is obtained by the first photosensitive unit;
In conjunction with described second image content information and described first monochrome information of adjacent the second photosensitive unit of the first photosensitive unit, obtain the first displaying contents, and export in first area;
Described first area is positioned at the edge of described second area.
Known via above-mentioned technical scheme, compared with prior art, this application provides a kind of sensor devices and image output method, described sensor devices comprises multiple first photosensitive unit and multiple second photosensitive unit, the size of the first photosensitive unit is greater than the size of the second photosensitive unit, and the first photosensitive unit is positioned at the edge of sensor devices, second photosensitive unit is arranged in other regions that sensor devices does not comprise the first photosensitive unit region, because the first photosensitive unit size being positioned at edge is larger, make it possible to receive more light, the monochrome information that it is obtained is higher, thus the brightness of image border can be improved, reduce luminance difference in image, improve the quality of image.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only the embodiment of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of a kind of sensor devices embodiment that Fig. 1 provides for the embodiment of the present application;
The flow chart of a kind of image output method embodiment that Fig. 2 provides for the embodiment of the present application.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, be clearly and completely described the technical scheme in the embodiment of the present application, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
The sensor devices that the embodiment of the present application provides, be made up of multiple first photosensitive unit and multiple second photosensitive unit, the size of the first photosensitive unit is greater than the size of the second photosensitive unit, and the first photosensitive unit is positioned at the edge of sensor devices, second photosensitive unit is arranged in other regions that sensor devices does not comprise the first photosensitive unit region, because the first photosensitive unit size being positioned at edge is larger, make it possible to receive more light, to improve the brightness of image border, reduce image brightness difference, improve the quality of image.
Below in conjunction with accompanying drawing, the application's embodiment is described in detail.
The structural representation of a kind of sensor devices embodiment that Fig. 1 provides for the embodiment of the present application, this sensor devices can comprise:
Multiple first photosensitive unit 101 and multiple second photosensitive unit 102.
Wherein, multiple first photosensitive unit 101 is positioned at the edge of sensor devices;
Multiple second photosensitive unit 102 is arranged in sensor devices, does not comprise other regions of described multiple first photosensitive unit 101 region.
Wherein, the size of the first photosensitive unit 101 is greater than the size of the second photosensitive unit 102.
Sensor devices is mainly used in the image capture devices such as digital camera.Sensor devices is made up of multiple photosensitive unit.In CCD, the compositions such as the main diode of photosensitive unit, control signal circuit and charge transport circuit.
Photosensitive unit can convert light to electric charge, thus forms the electronic image corresponding to scenery.And in sensor devices, the at least corresponding pixel (Pixels) of each photosensitive unit, in a kind of possibility implementation, each photosensitive unit can respond to R (red, red), in G (green, green) and B (blue, blue) primaries one.
Conveniently clear description, in the embodiment of the present application, is divided into the first photosensitive unit and the second photosensitive unit, represents the second photosensitive unit in Fig. 1 with the hypographous part of tool by the photosensitive unit in sensing device, and blank part represents the first photosensitive unit.
Each first photosensitive unit or each the second photosensitive unit can to respond in R, G and B primaries one, according to the difference required image color, the photosensitive unit can responding to different light rays can have different distributions, same as the prior art, do not repeat one by one at this, it should be noted that there is in Fig. 1 the photosensitive unit of same shape or structure, do not represent the light of their induction same primary color.
Also it should be noted that, the arrangement mode of the first photosensitive unit in Fig. 1, and the arrangement mode of the second photosensitive unit is only a kind of possible implementation, only need meet the first photosensitive unit is positioned at photosensitive miracle edge.
Due in prior art, when utilizing the image capture devices such as digital camera to carry out image taking, the light of coming in from camera lens usually in the middle of brighter, and edge is comparatively dark, and this just causes in the middle of the image taking out brighter, and edge is comparatively dark, the quality of effect diagram picture.And adopt the sensor devices of the embodiment of the present application, at the edge of sensor devices, larger-size first photosensitive unit is set, and the size of second photosensitive unit in other regions can be arranged according to normal size, thus make the light that the first photosensitive unit can experience more, when image exports, corner becomes the first large photosensitive unit, from the second adjacent photosensitive unit, obtain image content information, then output brightness information, brightness and the resolution of this sampled images are taken into account.Thus it is comparatively dark and affect the also darker problem in image border to compensate for the plain edge edge of coming in due to camera lens to a certain extent, improves the brightness of image border, thus namely improves the quality of image.
Wherein, because the requirement to image of different images collecting device is different, or it is different from the camera lens that sensor devices mates, the light of coming in from camera lens is usually middle brighter, and edge may be only darker in some position, therefore this first photosensitive unit specifically can be positioned at the predeterminated position at sensor devices edge, and this predeterminated position is the more weak place of light that sensor devices receives.
As a kind of possible implementation, in order to adapt to different image capture devices and camera lens etc., this first photosensitive unit can specifically comprise 4, lay respectively at four corners of sensor devices, as shown in fig. 1,4 the first photosensitive units of four corners for being positioned at sensor devices namely illustrated.Certainly, the application not only limits this kind of implementation.
Wherein, these 4 first photosensitive units can be specifically the photosensitive units responding to same primitive color light, such as, be G primitive color light.
As a kind of possible implementation, the size of multiple first photosensitive unit can be identical, and the size of multiple second photosensitive unit is also identical, and this first sensing unit is of a size of 4 times of described second photosensitive unit.
It should be noted that, first photosensitive unit is of a size of how many times of the second photosensitive unit size, this concrete multiple can according in actual conditions, the optical curve of image capture device camera lens is determined, thus in conjunction with the light that camera lens enters, and this first photosensitive unit, the light that the first photosensitive unit is received can make up the brightness of the image border that image capture device exports, and the brightness of whole image is consistent substantially.
Certainly, the size of the plurality of first photosensitive unit also can be different, can receive the number of the light of coming in from camera lens according to the first position, corresponding edge, photosensitive unit position, the size of first photosensitive unit at the marginal position place that the light received is many can be less than the size of first photosensitive unit at the few marginal position place of the light that receives.
Certainly, as the implementation that another kind is possible, the size of multiple second photosensitive unit can be different, and the size of the first photosensitive unit can be identical, also can be different, but the size of any one the first photosensitive unit is greater than the size of any one the second photosensitive unit.
The embodiment of the present application additionally provides the image output method based on the sensor devices described in above-described embodiment, the concrete structure of this sensor devices can be shown in Figure 1, be made up of the first photosensitive unit and the second photosensitive unit, the first photosensitive unit is positioned at the edge of described sensor devices; Second sensing unit is arranged in other regions that described sensor devices does not comprise described first photosensitive unit region; The size of the first photosensitive unit is greater than the size of described second photosensitive unit.
As described in Figure 2, the method can comprise following step:
201: obtain the second monochrome information and the second image content information by the second photosensitive unit, obtain the second displaying contents, and export at second area.
202: obtain the first monochrome information by the first photosensitive unit.
203: combine described second image content information of second photosensitive unit adjacent with the first photosensitive unit and described first monochrome information, obtain the first displaying contents, and export in first area.
Wherein, described first area is positioned at the edge of described second area.
When the sensor devices that image capture device utilizes the embodiment of the present application to provide carries out IMAQ, the first photosensitive unit and the second photosensitive unit are respectively used to obtain brightness and image content information, to form the image of collection.
First photosensitive unit is for obtaining the first monochrome information and the first image content information, and the second photosensitive unit is for obtaining the second monochrome information and the western Sydney of the second picture material.
Second photosensitive unit, according to the second monochrome information obtained and the second image content information, can obtain the second displaying contents of image, and exports at second area.
And the first photosensitive unit mainly obtains the second monochrome information, according to the first monochrome information obtained, and the second image content information that combination second photosensitive unit adjacent with the first photosensitive unit obtains, the first displaying contents can be obtained, export in first area.
First area and second area refer to the region in the image of formation, and the image obtained by sensor devices is primarily of first area and second area composition, and this first area is positioned at the edge of second area.
Size due to the first photosensitive unit is greater than the size of the second photosensitive unit, more light can be received, thus the brightness of first area can be improved, and be obtain according to the second image content information of the second photosensitive unit activity adjacent with the first photosensitive unit by the first displaying contents of the first photosensitive unit activity, avoid the first photosensitive unit due to size larger, cause the coarse problem of picture material obtained, thus make the final image formed take into account brightness and resolution, improve the quality of image.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the application.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the application, can realize in other embodiments.Therefore, the application can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a sensor devices, is characterized in that, comprises multiple first photosensitive unit and multiple second photosensitive unit;
Described first photosensitive unit is positioned at the edge of described sensor devices;
Described second sensing unit is arranged in other regions that described sensor devices does not comprise described first photosensitive unit region;
Wherein, the size of described first photosensitive unit is greater than the size of described second photosensitive unit.
2. sensor devices according to claim 1, is characterized in that, described first photosensitive unit comprises 4, is positioned at four corners of described sensor devices.
3. sensor devices according to claim 1 and 2, is characterized in that, described multiple second photosensitive unit measure-alike;
Described first photosensitive unit is of a size of 4 times of described second photosensitive unit.
4. sensor devices according to claim 1 and 2, is characterized in that, the size of described multiple second photosensitive unit is different.
5. an image output method, is applied in sensor devices as claimed in claim 1, it is characterized in that, described method comprises:
Obtain the second monochrome information and the second image content information by the second photosensitive unit, obtain the second displaying contents, and export at second area;
The first monochrome information is obtained by the first photosensitive unit;
In conjunction with described second image content information and described first monochrome information of adjacent the second photosensitive unit of the first photosensitive unit, obtain the first displaying contents, and export in first area;
Described first area is positioned at the edge of described second area.
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| CN201510053419.8A CN104580941B (en) | 2015-02-02 | 2015-02-02 | Sensor devices and image output method |
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| CN201510053419.8A CN104580941B (en) | 2015-02-02 | 2015-02-02 | Sensor devices and image output method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109951661A (en) * | 2019-04-23 | 2019-06-28 | Oppo广东移动通信有限公司 | Image sensor and electronic device |
| CN110049261A (en) * | 2019-04-23 | 2019-07-23 | Oppo广东移动通信有限公司 | Pixel structure, image sensor and terminal |
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| CN1464737A (en) * | 2002-06-27 | 2003-12-31 | 力捷电脑股份有限公司 | Image sensors with various pixel sizes |
| CN101350933A (en) * | 2008-09-02 | 2009-01-21 | 广东威创视讯科技股份有限公司 | Method for regulating lighteness of filmed display screen based on image inductor |
| US20130188057A1 (en) * | 2012-01-20 | 2013-07-25 | Htc Corporation | Image capturing device and method thereof |
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2015
- 2015-02-02 CN CN201510053419.8A patent/CN104580941B/en active Active
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| CN1464737A (en) * | 2002-06-27 | 2003-12-31 | 力捷电脑股份有限公司 | Image sensors with various pixel sizes |
| CN101350933A (en) * | 2008-09-02 | 2009-01-21 | 广东威创视讯科技股份有限公司 | Method for regulating lighteness of filmed display screen based on image inductor |
| US20130188057A1 (en) * | 2012-01-20 | 2013-07-25 | Htc Corporation | Image capturing device and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109951661A (en) * | 2019-04-23 | 2019-06-28 | Oppo广东移动通信有限公司 | Image sensor and electronic device |
| CN110049261A (en) * | 2019-04-23 | 2019-07-23 | Oppo广东移动通信有限公司 | Pixel structure, image sensor and terminal |
| CN110049261B (en) * | 2019-04-23 | 2022-04-12 | Oppo广东移动通信有限公司 | Pixel structure, image sensor and terminal |
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| CN104580941B (en) | 2019-03-29 |
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