CN105163022B - Camera module and electronic device - Google Patents
Camera module and electronic device Download PDFInfo
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- CN105163022B CN105163022B CN201510519867.2A CN201510519867A CN105163022B CN 105163022 B CN105163022 B CN 105163022B CN 201510519867 A CN201510519867 A CN 201510519867A CN 105163022 B CN105163022 B CN 105163022B
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Abstract
The present invention provides a kind of camera module, the camera module includes shell, camera lens, half-reflecting half mirror, imaging sensor and luminance sensor, the shell includes an accommodating chamber, the camera lens is located at one end of the accommodating chamber and closes accommodating chamber, the half-reflecting half mirror and imaging sensor, which are fixed in the accommodating chamber and with camera lens, to be coaxially disposed, the half-reflecting half mirror is between camera lens and imaging sensor, the first light and the second light will be divided into via the light of the camera lens incidence, described image sensor receives first light or the second light, the luminance sensor is fixed in the accommodating chamber, axis where the luminance sensor is arranged with axis where described image sensor at angle, the luminance sensor is to receive second light or the first light.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of camera modules and electronic device.
Background technique
With the rapid development of electronic device, more and more electronic device manufacturers in order to increase smart machine attraction and
Camera can be all arranged in entertainment.For example it is equipped with the mobile phone of camera.In order to promoted mobile phone it is whole take pictures experience and, each end
End manufacturer releases dual camera mould group one after another, and take pictures experience and playability not only can be improved, but also increases mobile phone hardware configuration, prominent
Attraction.
Dual camera mould group on the market is usually and is assemblied together by way of structural union by two mould groups at present,
The optical axis of two mould groups is just required to be in parastate in this way, the requirement to the assembling of mould group is very high；In addition, if two are branch
When holding auto-focusing mould group, if assembly precision is inadequate, the consistency of two mould groups focusing not can guarantee, and can not be taken the photograph by two
As head acquisition high-quality photos, user experience is influenced.
Summary of the invention
In view of this, the present invention, which provides one kind, can guarantee the consistency of focusing and the camera module and electricity of user experience
Sub-device.
To achieve the above object, the present invention provides a kind of camera module, and the camera module includes shell, camera lens, half anti-
Pellicle mirror, imaging sensor and luminance sensor, the shell include an accommodating chamber, and the camera lens is located at the accommodating chamber
One end and accommodating chamber is closed, the half-reflecting half mirror and imaging sensor are fixed in the accommodating chamber and coaxial with camera lens
Setting, the half-reflecting half mirror is between camera lens and imaging sensor, will be divided into via the light of the camera lens incidence
First light and the second light, described image sensor receive first light or the second light, the luminance sensor
It being fixed in the accommodating chamber, axis where the luminance sensor is arranged with axis where described image sensor at angle,
The luminance sensor is to receive second light or the first light.
Wherein, described image sensor is color image sensor, and described image sensor can obtain first light
Line or image information and part luma information in the second light, the luminance sensor are believed to obtain the brightness of image
Breath.
Wherein, the camera module further includes image processor, described image processor and described image sensor and
Luminance sensor electrical connection, described image processor are bright to the image information that passes over described image sensor, part
The phase difference that degree information and the luminance sensor pass over is handled and is imaged.
Wherein, the camera module further includes an optical filter, and the optical filter, which is fixed in the accommodating chamber, is located at camera lens
Between half-reflecting half mirror.
Wherein, the accommodating chamber is equipped with an opening, and the camera lens includes driving mechanism and lens, and the lens are located at described
Opening, the driving mechanism drives the lens mobile, to adjust the focal position of the lens.
Wherein, the drive motor be voice coil motor, in set motor or closed loop motor.
Wherein, the half-reflecting half mirror includes light splitting surface, and the light splitting surface and the camera lens optical axis are in 45 degree of angles.
Wherein, the camera module further includes flexible circuit board, and the flexible circuit board is located at the enclosure interior, described
Flexible circuit board is electrically connected with described image sensor and luminance sensor.
Wherein, axis where the luminance sensor is arranged with axis where described image sensor at right angle, and institute
Luminance sensor is stated to be overlapped with described image sensor effective coverage geometric center with lens optical imaging circle center.
The present invention provides a kind of electronic device comprising ontology, display screen, mainboard, the control element for being set to mainboard,
It is characterized in that, electronic device further includes the camera module, and the camera module and mainboard are both secured to the ontology, institute
It states camera module and is electrically connected the control element, the control element controls the camera module and takes pictures, described in obtaining
The image information of camera module simultaneously shows described image information by the display screen of electronic device.
Camera module provided by the invention, will be via the light of camera lens incidence by the way that half-reflecting half mirror is arranged below camera lens
It is divided into the first light and the second light, then imaging sensor is set and luminance sensor is fixed in the accommodating chamber of shell,
Imaging sensor can receive the first light or the second light, and luminance sensor can receive the second light or the first light.It is logical
The division of labor effect for crossing imaging sensor and luminance sensor improves image taking effect so as to propose focusing consistency, into
And improve user experience.
Detailed description of the invention
More clearly to illustrate construction feature and effect of the invention, come with reference to the accompanying drawing with specific embodiment to its into
Row is described in detail.
Fig. 1 is the structural schematic diagram of camera module provided in an embodiment of the present invention.
Fig. 2 is the light distribution schematic diagram of camera module described in Fig. 1.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
The present invention provides a kind of electronic device, the electronic device include ontology (not identified in figure), display screen (in figure not
Mark), mainboard (not identified in figure), the control element and camera module being set on the mainboard, it is the camera module, aobvious
Display screen and the mainboard are set on the terminal body.The camera module and the display screen are electrically connected the control
Element, the control element controls the camera module and takes pictures, to obtain image information and the control of the camera module
The display screen shows described image information.
The electronic device 100 can be including but not limited to mobile phone, personal digital assistant (Personal Digital
Assistant, PDA), the mobile communication equipments such as tablet computer.In the present embodiment, by taking the electronic device 100 is mobile phone as an example
It is illustrated.
Fig. 1 and Fig. 2 are please referred to, the camera module 100 includes shell 10, camera lens 20, half-reflecting half mirror 30, image sensing
Device 40 and luminance sensor 50, the shell 10 include accommodating chamber 11.The camera lens 20 is located at one end of the accommodating chamber 11
And accommodating chamber 11 is closed.The half-reflecting half mirror 30 and imaging sensor 40 are fixed in the accommodating chamber 11, and and mirror
Head coaxial arrangement.The half-reflecting half mirror 30 is between the camera lens 20 and imaging sensor 40, to will be via the mirror
First 20 incident light L1 are divided into the first light L2 and the second light L3.Described image sensor 40 receives first light
L2 or the second light L3.The luminance sensor 50 is fixed in the accommodating chamber 11, the 50 place axis of luminance sensor
Be arranged with 40 place axis of described image sensor at angle, the luminance sensor 50 to receive the second light L3 or
The first light L2.
In the present embodiment, the shell 10 can be made of plastic parts.The shell 10 can be in rectangular or cylindrical
Deng.The accommodating chamber 11 is formed in shell.Preferably, the accommodating chamber 11 includes that bottom wall 112 and the bottom wall 112 are opposite
Roof 113 and peripheral wall 114.The opening 111 is set on roof 113.In other embodiments, the shell 10 can be with
It is to be made of box body and cover board, then the opening 111 is opened on the cover board.Described image sensor 40 is fixed on institute
It states on bottom wall 112.The luminance sensor 50 is fixed on the peripheral wall 114.
The camera lens 20 is focused on scenery using lens or compound lens, and the light L1 is projected to institute to realize
It states in accommodating chamber 11, so that described image sensor 40 and the luminance sensor 50 can clearly identify scenery figure
Picture.In the present embodiment, the camera lens 20 includes driving mechanism 21 and lens 22, and the lens 22 are located at the opening 111,
The light in 111 outside of opening is transmitted through on the half-reflecting half mirror 30 via the lens 22, and the driving mechanism 21 is driven
It is mobile to move the lens 22, to adjust the focal position of the lens 22.Specifically, the driving mechanism 21 be voice coil motor,
In set motor or closed loop motor.The driving mechanism 21 can be set to side, lower section or the other positions of the lens 22, with reality
The effect for now driving the lens 22 mobile.In the present embodiment, the lens 22 include the first lens 221 for stacking gradually and the
Two lens 222, first lens 221 and second lens 222 successively transmit the light L1.It is described in the present embodiment
First lens 221 and second lens 222 are convex lens.The camera lens 20 further includes sleeve 223, first lens 221
The both ends of sleeve 223 are in turn secured to second lens 222, the lateral wall of the sleeve 223 is bolted in the driving machine
Structure 21, the driving mechanism 21 drive the sleeve 223 mobile, that is, realize the sleeve 223 along the opening of the accommodating chamber 11
Direction moves back and forth, to drive first lens 221 and second lens 222 along the opening of the accommodating chamber 11
Direction moves back and forth, and then drives first lens 221 and second lens 222 close to or far from scenery, thus
Realize that the focal position of the lens 22 is adjusted.In other embodiments, the driving mechanism 21 can also be electromagnetic drive,
The lens 22 can also be the compound lens including convex lens and concavees lens, and lens numbers are not limited to two.
In the present embodiment, the half-reflecting half mirror 30 is triangular blocks, and stating half-reflecting half mirror 30 includes a right-angle surface 31
And light splitting surface 32.In the present embodiment, the half-reflecting half mirror 30 be isosceles right triangle, the light splitting surface 32 with it is described
45 degree of angles are formed between right-angle surface 31.The light splitting surface 32 is inclined-plane, is realized in 45 degree of angles by institute with 10 optical axis of camera lens
State the first light L2 and the second light L3 that light L1 is divided into both direction.As shown in the figure.The light L1 warp
It is projected on the light splitting surface 32 by the camera lens 20, is divided into the first light L2 and the second light in the light splitting surface 32
L3.Preferably, the first light L2 is directly over the right-angle surface 31 across light splitting surface and is incident upon described image sensor 40.Institute
It states after the second light L3 reflects after light splitting surface 32 and injects the luminance sensor 50.The half-reflecting half mirror 30 can be used
The combination of 50% transmission and 50% reflection, thus realize can either transmitted ray, and be capable of reflecting light the effect of line.It can
With understanding, in other embodiments, the half-reflecting half mirror 30 can also be according to actual use situation adjustment transmission and anti-
The combination penetrated.
Further, described image sensor 40 is color image sensor, and described image sensor 40 can obtain institute
The image information and part luma information in the first light L2 are stated, the luminance sensor 50 is believed to obtain the brightness of image
Breath.In the present embodiment, the size of described image sensor 40 and luminance sensor 50 is identical.Described image sensor 40 and
Luminance sensor 50 is also possible to support the sensor of PDAF function either general sensor.Specifically, described image
Sensor 40 can be located at the lower section of the right-angle surface 31, and described image sensor 40 is securable on the bottom wall 112, and along institute
The length direction for stating bottom wall 112 is extended, that is, described image sensor 40 is horizontally disposed.Described image sensor
40 can receive the first light L2 transmitted via the right-angle surface 31, i.e., the light entered along camera lens optical axis, Jin Erneng
Enough obtain the image information and part luma information in the first light L2.Preferably, described image sensor 40 is coloured silk
Color imaging sensor, so as to be convenient for subsequent imaging.It is understood that in other embodiments, described image sensing
Device 40 can also be PDAF (Phase Detection Auto-Focus phase-detection auto-focusing) sensor.
Further, the 50 place axis of luminance sensor is set with 40 place axis of described image sensor at right angle
It sets, and circle center weight is imaged in the luminance sensor and described image sensor effective coverage geometric center and lens optical
It closes.To guarantee rapid focus effect.Specifically, the luminance sensor 50 be bonded on the peripheral wall 113 of the accommodating chamber 11 that is,
The luminance sensor 50 is arranged along the vertical direction.The luminance sensor 50 receives the luminance information through image, that is, receive by
The luminance information in the second light L3 is enough obtained after the second light L3 that the light splitting surface 32 reflects.
Further, the camera module 100 further includes image processor (not identifying in figure), described image sensor with
Described image sensor 40 and the luminance sensor 50 are electrically connected, and described image processor is to sense described image
The luminance information that image information, part luma information and the luminance sensor 50 that device 40 passes over pass over into
Row is handled and is imaged.In the present embodiment, described image processor can be set in the shell 10.
When being taken pictures using the camera module 100, described image sensor 40 obtains the first light L2 and transmitted
Image information, the part luma information come, the responsible luminance information for obtaining the second light L3 transmitting of the luminance sensor 50, two
Person is synthesized by image processor, reaches imaging effect, can obtain clear, bright image.Pass through described image sensor
40 obtain image information and the acquisition luminance information of the luminance sensor 50, inconsistent so as to solve existing focusing
Technical problem, and imaging effect is more preferably.
Further, the camera module 100 further includes optical filter 60, and the optical filter 60 is fixed on the accommodating chamber 11
Interior, the optical filter 60 is to filter out the extra light in second light of the first light L2 or described L3.In the present embodiment,
The optical filter 60 can be smalt, the optical filter 60 be located at the half-reflecting half mirror 30 and described image sensor 40 it
Between, to filter out the longer light of light in the first light L2, so that described image sensor 40 is known
Other image information is softer, so that the camera module 100 can shoot the softer photo of image information, in turn
Improve the effect of taking pictures of the camera module 100.
Further, the camera module 100 further includes flexible circuit board (not identifying in figure), the flexible circuit board electricity
It is connected to described image sensor 40 and the luminance sensor 50.And preferably, the flexible circuit board and described image
Processor electrical connection, the flexible circuit board realize the digital information and the luminance sensor 50 of described image sensor 40
The transmission of digital information, and the flexible circuit board can be set in the shell 10 or be set on the terminal body, institute
Stating flexible circuit board can be by connecting line or connector and described image sensor 40, luminance sensor 50 and described image
Processor electrical connection to realize the detachability of the camera module 100, and increases the adaptation of the camera module 100
Property, the convenient maintenance to the camera module 100 is replaced.
Camera module provided by the invention, will be via the light of camera lens incidence by the way that half-reflecting half mirror is arranged below camera lens
It is divided into the first light and the second light, then imaging sensor is set and luminance sensor is fixed in the accommodating chamber of shell,
Imaging sensor can receive the first light or the second light, and luminance sensor can receive the second light or the first light.It is logical
The division of labor effect for crossing imaging sensor and luminance sensor improves image taking effect so as to propose focusing consistency, into
And improve user experience.And only with single lens and focusing motor, there is no light axis consistency is poor compared to the prior art
The problem of.
The above is the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as this
The protection scope of invention.
Claims (8)
1. a kind of camera module, which is characterized in that the camera module includes shell, camera lens, half-reflecting half mirror, imaging sensor
And luminance sensor, the size of described image sensor and luminance sensor are identical；The lens be include convex lens and
The compound lens of concavees lens；The shell includes an accommodating chamber, and the camera lens is located at one end of the accommodating chamber and by accommodating chamber
Closing, the half-reflecting half mirror and imaging sensor, which are fixed in the accommodating chamber and with camera lens, to be coaxially disposed, and described half is anti-
Pellicle mirror is between camera lens and imaging sensor, will be divided into the first light and via the light of the camera lens incidence
Two light, described image sensor receives first light or the second light, the luminance sensor are fixed on the receiving
Intracavitary, axis where the luminance sensor is arranged with axis where described image sensor at angle, the luminance sensor
To receive second light or the first light, described image sensor is color image sensor, described image sensor
Can obtain first light or image information and part luma information in the second light, the luminance sensor to
Obtain the luminance information of image；Wherein, the camera module further includes image processor, described image processor and described image
Sensor and luminance sensor electrical connection, described image processor are believed to the image for passing over described image sensor
The luminance information that breath, part luma information and the luminance sensor pass over is handled and is imaged.
2. camera module according to claim 1, which is characterized in that the camera module further includes an optical filter, described
Optical filter is fixed in the accommodating chamber between camera lens and half-reflecting half mirror.
3. camera module according to claim 1, which is characterized in that the accommodating chamber is equipped with an opening, the camera lens packet
Driving mechanism and lens are included, the lens are located at the opening, and the driving mechanism drives the lens mobile, to adjust
State the focal position of lens.
4. camera module according to claim 3, which is characterized in that the drive motor be voice coil motor, in set motor
Or closed loop motor.
5. camera module according to claim 1, which is characterized in that the half-reflecting half mirror includes light splitting surface, and described point
Smooth surface and the camera lens optical axis are in 45 degree of angles.
6. camera module according to claim 1, which is characterized in that the camera module further includes flexible circuit board, institute
It states flexible circuit board and is located at the enclosure interior, the flexible circuit board and described image sensor and luminance sensor are electric
Connection.
7. camera module according to claim 1, which is characterized in that axis and described image where the luminance sensor
Axis where sensor is arranged at right angle, and the luminance sensor and described image sensor effective coverage geometric center with
Lens optical is imaged circle center and is overlapped.
8. a kind of electronic device comprising ontology, display screen, mainboard, the control element for being set to mainboard, which is characterized in that electricity
Sub-device further includes the camera module as described in claim 1~7 any one, and the camera module and mainboard are both secured to
The ontology, the camera module are electrically connected the control element, and the control element controls the camera module and takes pictures,
To obtain the image information of the camera module and show described image information by the display screen of electronic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510519867.2A CN105163022B (en) | 2015-08-21 | 2015-08-21 | Camera module and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510519867.2A CN105163022B (en) | 2015-08-21 | 2015-08-21 | Camera module and electronic device |
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| Publication Number | Publication Date |
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| CN105163022A CN105163022A (en) | 2015-12-16 |
| CN105163022B true CN105163022B (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510519867.2A Active CN105163022B (en) | 2015-08-21 | 2015-08-21 | Camera module and electronic device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106502027A (en) * | 2016-11-22 | 2017-03-15 | 宇龙计算机通信科技(深圳)有限公司 | A kind of dual camera module and smart machine |
| CN108761911A (en) * | 2018-05-29 | 2018-11-06 | Oppo（重庆）智能科技有限公司 | Display module and electronic equipment |
| CN112929521A (en) * | 2021-01-12 | 2021-06-08 | 辽宁省视讯技术研究有限公司 | Ultra-wide video camera system based on multi-area array sensor fusion |
| CN112866531A (en) * | 2021-01-13 | 2021-05-28 | 辽宁省视讯技术研究有限公司 | Multi-camera image synthesis micro-gloss image photographing system and implementation method |
| CN115314623A (en) * | 2022-08-15 | 2022-11-08 | Oppo广东移动通信有限公司 | Support, motor assembly, lens module and electronic equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849829A (en) * | 2015-05-08 | 2015-08-19 | 宁波智鼎视界图像科技有限公司 | Lens and photographing device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04324789A (en) * | 1991-04-24 | 1992-11-13 | Konica Corp | Solid-state image pickup device |
| KR101469971B1 (en) * | 2007-10-08 | 2014-12-10 | 엘지이노텍 주식회사 | Camera Module |
| CN104581104A (en) * | 2013-10-29 | 2015-04-29 | 吴福吉 | White balance color temperature measurement device for image pick-up devices |
| CN204028549U (en) * | 2014-08-06 | 2014-12-17 | 深圳市莱通光学科技有限公司 | A kind of optical lens with NEW TYPE OF COMPOSITE lens arrangement |
-
2015
- 2015-08-21 CN CN201510519867.2A patent/CN105163022B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849829A (en) * | 2015-05-08 | 2015-08-19 | 宁波智鼎视界图像科技有限公司 | Lens and photographing device |
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| CN105163022A (en) | 2015-12-16 |
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Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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