CN108924397A - A kind of novel both forward and reverse directions optical path camera device and system - Google Patents
A kind of novel both forward and reverse directions optical path camera device and system Download PDFInfo
- Publication number
- CN108924397A CN108924397A CN201810838764.6A CN201810838764A CN108924397A CN 108924397 A CN108924397 A CN 108924397A CN 201810838764 A CN201810838764 A CN 201810838764A CN 108924397 A CN108924397 A CN 108924397A
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- Prior art keywords
- prism
- optical filter
- polarization
- reverse directions
- novel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
- Lenses (AREA)
Abstract
The invention discloses a kind of novel both forward and reverse directions optical path camera devices, including the first prism, the second prism and third prism, second prism is between first prism and the third prism, the junction of first prism and third prism and second prism is respectively arranged with the first polarization optical filter and the second polarization optical filter, and the first polarization optical filter and the second polarization optical filter control the opening and closing of optical channel by controller.The positive and negative imaging type of single camera module is realized using the technical solution, and area occupied is small, light-weight, product cost is effectively reduced, improved assembling product production efficiency, reach end product small-sized mounting structure requirement.
Description
Technical field
The present invention relates to field of photography, in particular to a kind of novel both forward and reverse directions optical path camera device and system.
Background technique
The products such as high-end handsets, biology acquisition, the market demand is require it is higher, to the height and installation site of product
It is required that higher and higher, especially product thickness problem perplexs always mobile phone products terminal.Custom refractive optical finger print passes on the market
Sensor product is that camera lens adds pedestal and refracting prisms, using single imaging system；Present mobile terminal, video acquisition terminal are real
Existing front and back video usually has two ways, such as following：
One, usual mobile terminal and the forward and backward of video acquisition system use two COMS Sensor mould groups, combination driving
Circuit realizes forward and backward camera system device；The shortcomings which, is mainly at high cost, increases production mould group and work is made in complete machine
Skill；Use two sets of CSI data transmission and driving circuit；MCU two road CSI resources of inside are occupied to realize forward and backward camera system dress
It sets；
Two, single COMS Sensor mould group is added to realize forward and backward camera system device using overturning or rotating mechanism；The party
The shortcomings that formula, mainly overturns low reliability, increase mechanism weight, data line bending influence life of product；Complete machine terminal is raw
Complex process is made in production.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of novel both forward and reverse directions optical path camera device, realizes single camera shooting mould
The positive and negative imaging type of group, and area occupied is small, light-weight, and product cost is effectively reduced, and improves assembling product production efficiency, reaches eventually
Hold the requirement of product small-sized mounting structure.
A kind of novel both forward and reverse directions optical path camera device provided in an embodiment of the present invention, including the first prism, the second prism
With third prism, second prism is between first prism and the third prism, first prism and third
The junction of prism and second prism is respectively arranged with the first polarization optical filter and the second polarization optical filter, first pole
Change optical filter and the second polarization optical filter controls the opening and closing of optical channel by controller, wherein if first pole
Change optical filter optical channel to open, the second polarization optical filter optical channel is closed, then when light passes through institute from first prism
It states the second prism to be reflected and/or be refracted in the camera lens of camera module, chip in camera module is obtained clearly
Image information；If the first polarization optical filter optical channel is closed, the second polarization optical filter optical channel is opened, then works as light
Line is reflected and/or is refracted in the camera lens of camera module by second prism from the third prism, so that camera shooting
Chip can get a distinct image information in head mould group；If the first polarization optical filter and the second polarization optical filter light are logical
Road is all opened, and light then can see clear image from lens by first prism, the second prism and third prism.
Optionally, the controller controls the first polarization optical filter and the second polarization optical filter two by logic circuit
The logic voltage of electrode, realizes different switch optical path modes, and control optical channel opens or closes.
Optionally, the first polarization optical filter and the second polarization optical filter are LCD liquid crystal polarization optical filter.
Optionally, second prism is polygonal composite light path prism.
Optionally, first prism and third prism are prism.
In addition, the present invention also provides a kind of novel both forward and reverse directions optical path camera systems, including as described above a kind of new
Type both forward and reverse directions optical path camera device further includes camera module, VCM motor, bottom case, COMS SENSON sensor chip, three
Axis gyro sensing chip, electrically connected port and the soft or hard composite circuit board of RFPC for realizing electrical communication.
Optionally, the COMS SENSON sensor chip provides image information output by MIPI data-interface.
Optionally, the mechanical movement that the VCM motor is used to that the camera module camera lens to be driven to realize long short focus；It is described
Concave-convex lens set is equipped with inside the camera lens of camera module.
Therefore using the present embodiment technical solution, due to combining above-mentioned multiple groups prism with single camera module structure
On the soft or hard multiple wiring board of RFPC, multiple groups prism and single camera module are combined into both forward and reverse directions optical path camera system, by multiple
Optical lens forms both forward and reverse directions optical path, and light can be by penetrating concave-convex camera lens, polarization again after the catadioptric of bidirectional optical path lens
Optical filter reaches the optics photosensitive region of COMS SENSON sensor chip, realizes the side of the positive and negative imaging of single camera module
Formula, area occupied is small, light-weight, and product cost is effectively reduced, and improves assembling product production efficiency, reaches end product miniaturization
Mounting structure requirement.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is a kind of both forward and reverse directions optical path camera device schematic diagram provided by the invention；
Fig. 2 and Fig. 3 is both forward and reverse directions optical path both of which schematic diagram provided by the invention；
Fig. 4 is bidirectional optical path pattern diagram provided by the invention；
Fig. 5 is a kind of both forward and reverse directions optical path camera system explosive view provided by the invention；
Fig. 6 is a kind of both forward and reverse directions optical path camera system driving circuit provided by the invention.
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, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment：
The present embodiment provides a kind of novel both forward and reverse directions optical path camera devices 10, as shown in Figure 1, including the first prism A, the
Two prism C and third prism B, the second prism C is between the first prism A and the third prism B, and described first
The junction of prism A and third prism B and the second prism C is respectively arranged with the polarization of the first polarization optical filter T1 and second and filters
Mating plate T2, the first polarization optical filter T1 and the second polarization optical filter T2 beat on and off by controller control optical channel
It closes, wherein if the first polarization optical filter T1 optical channel is opened, the second polarization optical filter T2 optical channel is closed, such as
Shown in Fig. 2, then when light is reflected and/or be refracted to camera module 20 by the second prism C from the first prism A
Camera lens 21 in, enable in camera module 20 chip to get a distinct image information；As shown in figure 3, if first pole
Change optical filter T1 optical channel to close, the second polarization optical filter T2 optical channel is opened, then when light is passed through from the third prism B
It crosses the second prism C to be reflected and/or be refracted in the camera lens 21 of camera module 20, so that chip in camera module 20
Can get a distinct image information；Realize that single high-pixel camera mould group can obtain the image information of both forward and reverse directions.
As shown in figure 4, if the first polarization optical filter T1 and the second polarization optical filter T2 optical channel are all opened,
Realize bidirectional optical path mode, by output two-way logic voltage arrive optical device LCD liquid crystal polarization optical filter T1 and T2, make T1 with
T2 opens simultaneously both ends path channels, realizes the two-way straight-through function of optical path, light by the first prism A, the second prism C and
Third prism B, then can see clear image from lens.The controller controls the first polarization optical filter by logic circuit
The logic voltage of polarization two electrode of optical filter T2 of T1 and second, realizes different switch optical path modes, and control optical channel plays on or off
It closes.It can be, but not limited to, the first polarization optical filter T1 and the second polarization optical filter T2 are LCD liquid crystal polarization optical filter.Institute
It states the first prism and third prism is prism.Second prism is polygonal composite light path prism.
As it can be seen that the present invention mainly realizes light splitting mould using polygonal composite light path prism composition both forward and reverse directions light path device
Formula increases by two controllable LCD liquid crystal polarization optical filters between prism, controls the LCD liquid crystal polarization optical filter by logic circuit
Realize the opening and closing of optical channel, clear reduction forward direction, reversed video information can be realized positive and negative both direction camera shooting information
Acquisition, be effectively reduced camera module whole height and reducing manufacture, complete machine cost, improve synthetic quality of image and image
The validity of battle array seriation output data.
The present invention also provides a kind of novel both forward and reverse directions optical path camera systems, as shown in figure 5, including as described above new
Type both forward and reverse directions optical path camera device 10 further includes camera module 20 and its camera lens 21, VCM motor 30, bottom case 40, COMS
SENSON sensor chip U1, three axis accelerometer sensing chip U4, electrically connected port J1 and realize electrical communication RFPC it is soft or hard multiple
Wiring board 50 is closed, for above-mentioned electronic device reasonable layout on the soft or hard composite circuit board 50 of the RFPC, the RFPC is soft or hard multiple
Closing inside wiring board 50 has multilayer copper foil cabling, for realizing the electrical communication of each chip device；The electrically connected port J1 is used
It is connect in mobile terminal realization electrical property；The COMS SENSON sensor chip U1 is mainly from the mirror of camera module 20
It is got a distinct image information in first 21 by highly sensitive photosensitive region；By MIPI data-interface, passed using 4LAN MIPI high speed
Defeated RAW or rgb format video or image data information are transmitted to ARM the or DSP data processing of terminal by electrically connected port J1
System；The three axis accelerometer sensing chip U4 is high accuracy gyroscope sensing chip, can be by terminal device in mobile different directions, angle
The displacement informations such as degree are given to ARM the or DSP data processing system of terminal by SPI signal format；
The mechanical movement that the VCM motor 30 is used to that the camera lens 21 of the camera module 20 to be driven to realize long short focus；Institute
It states and is equipped with concave-convex lens set inside the camera lens 21 of camera module 20.Each electronic component power supply is low pressure, low-power consumption product,
Both forward and reverse directions optical path camera system device is provided for it, and reliable source of power is provided；Pass through design standard 4LAN MIPI differential lines cabling
Can speedy carding process give terminal ARM handle video data signal.
The present embodiment additionally provides the used driving circuit of both forward and reverse directions optical path camera system, as shown in Figure 6：T is optics
Device LCD liquid crystal polarization optical filter logic voltage output port provides control logic electricity by ARM the or DSP data processing of terminal
Signal realizes T1, T2 optical device ON/OFF optical path mode；Both forward and reverse directions optical path camera system by electrically connected port J1 (1,
30,32,34,33PIN power port) connector and mobile terminal power port obtain operating voltage；Mobile terminal also mentions simultaneously
For the high pixel COMS SENSON sensor chip driving data of I2C, XCLK (J1 connector 23,25,8PIN) clock, by matching
Setting parameter enables COMS SENSON, gyro sensing chip, VCM focusing motor to work normally；EEPROAM chip U2 can be stored
The data informations such as AF, AWC, correction make each product be able to maintain consistency.
As it can be seen that combining above-mentioned multiple groups prism on the soft or hard multiple wiring board of RFPC with single camera module structure, multiple groups prism
It is combined into both forward and reverse directions optical path camera system with single camera module, forms both forward and reverse directions optical path, light by multiple optical lenses
It can be by, again through concave-convex camera lens, polarization optical filter, reaching COMS SENSON sensor core after the catadioptric of bidirectional optical path lens
The optics photosensitive region of piece realizes the mode of the positive and negative imaging of single camera module, and area occupied is small, light-weight, and production is effectively reduced
Product cost improves assembling product production efficiency, reaches end product small-sized mounting structure requirement.
Embodiments described above does not constitute the restriction to the technical solution protection scope.It is any in above-mentioned implementation
Made modifications, equivalent substitutions and improvements etc., should be included in the protection model of the technical solution within the spirit and principle of mode
Within enclosing.
Claims (8)
1. a kind of novel both forward and reverse directions optical path camera device, which is characterized in that including the first prism, the second prism and third rib
Mirror, second prism is between first prism and the third prism, first prism and third prism and institute
The junction for stating the second prism is respectively arranged with the first polarization optical filter and the second polarization optical filter, the first polarization optical filter
The opening and closing of optical channel are controlled by controller with the second polarization optical filter, wherein if the first polarization optical filter
Optical channel is opened, and the second polarization optical filter optical channel is closed, then when light passes through second rib from first prism
Mirror is reflected and/or is refracted in the camera lens of camera module, and chip is enabled in camera module to get a distinct image information；
If the first polarization optical filter optical channel is closed, the second polarization optical filter optical channel is opened, then when light is from described
Third prism is reflected and/or is refracted in the camera lens of camera module by second prism, so that in camera module
Chip can get a distinct image information；If the first polarization optical filter and the second polarization optical filter optical channel are all beaten
It opens, light then can see clear image from lens by first prism, the second prism and third prism.
2. a kind of novel both forward and reverse directions optical path camera device as described in claim 1, which is characterized in that the controller passes through
Logic circuit controls the logic voltage of the first polarization optical filter and the second polarization two electrode of optical filter, realizes different switch light
Road mode, control optical channel open or close.
3. a kind of novel both forward and reverse directions optical path camera device as claimed in claim 2, which is characterized in that the first polarization filter
Mating plate and the second polarization optical filter are LCD liquid crystal polarization optical filter.
4. a kind of novel both forward and reverse directions optical path camera device as claimed in claim 2 or claim 3, which is characterized in that second rib
Mirror is polygonal composite light path prism.
5. a kind of novel both forward and reverse directions optical path camera device as claimed in claim 4, which is characterized in that first prism and
Third prism is prism.
6. a kind of novel both forward and reverse directions optical path camera system, which is characterized in that including as described in any in claim 1 to 5
A kind of novel both forward and reverse directions optical path camera device further includes camera module, VCM motor, bottom case, COMS SENSON sensor
Chip, three axis accelerometer sensing chip, electrically connected port and the soft or hard composite circuit board of RFPC for realizing electrical communication.
7. a kind of novel both forward and reverse directions optical path camera system as claimed in claim 6, which is characterized in that
The COMS SENSON sensor chip provides image information output by MIPI data-interface.
8. a kind of novel both forward and reverse directions optical path camera system as claimed in claim 7, which is characterized in that the VCM motor is used
In the mechanical movement for driving the camera module camera lens to realize long short focus；Bumps are equipped with inside the camera lens of the camera module
Lens set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810838764.6A CN108924397A (en) | 2018-07-27 | 2018-07-27 | A kind of novel both forward and reverse directions optical path camera device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810838764.6A CN108924397A (en) | 2018-07-27 | 2018-07-27 | A kind of novel both forward and reverse directions optical path camera device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108924397A true CN108924397A (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810838764.6A Pending CN108924397A (en) | 2018-07-27 | 2018-07-27 | A kind of novel both forward and reverse directions optical path camera device and system |
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Citations (5)
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| CN201114391Y (en) * | 2007-06-26 | 2008-09-10 | 北京体运国际经济会议服务中心 | Single lens viewfinder digital camera with shooting switch function |
| CN101430417A (en) * | 2007-11-05 | 2009-05-13 | 鸿富锦精密工业（深圳）有限公司 | Wide-angle lens and imaging device |
| US20110025866A1 (en) * | 2006-10-17 | 2011-02-03 | Samsung Electronics Co., Ltd. | Compact lens optical system and digital camera module including the same |
| CN203587870U (en) * | 2013-11-12 | 2014-05-07 | 陈元 | Multi-view camera shooting lens module |
| CN206209285U (en) * | 2016-11-22 | 2017-05-31 | 胡善云 | Three-dimensional image forming apparatus and 3-D imaging system |
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2018
- 2018-07-27 CN CN201810838764.6A patent/CN108924397A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110025866A1 (en) * | 2006-10-17 | 2011-02-03 | Samsung Electronics Co., Ltd. | Compact lens optical system and digital camera module including the same |
| CN201114391Y (en) * | 2007-06-26 | 2008-09-10 | 北京体运国际经济会议服务中心 | Single lens viewfinder digital camera with shooting switch function |
| CN101430417A (en) * | 2007-11-05 | 2009-05-13 | 鸿富锦精密工业（深圳）有限公司 | Wide-angle lens and imaging device |
| CN203587870U (en) * | 2013-11-12 | 2014-05-07 | 陈元 | Multi-view camera shooting lens module |
| CN206209285U (en) * | 2016-11-22 | 2017-05-31 | 胡善云 | Three-dimensional image forming apparatus and 3-D imaging system |
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Application publication date: 20181130 |