CN103428414A - Camera device for portable terminal - Google Patents
Camera device for portable terminal Download PDFInfo
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- CN103428414A CN103428414A CN2013103294267A CN201310329426A CN103428414A CN 103428414 A CN103428414 A CN 103428414A CN 2013103294267 A CN2013103294267 A CN 2013103294267A CN 201310329426 A CN201310329426 A CN 201310329426A CN 103428414 A CN103428414 A CN 103428414A
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- lens group
- portable terminal
- incident light
- reflective mirror
- camera head
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Abstract
The invention discloses a camera device for a portable terminal. The camera device comprises a reflector, a lens group and a photo sensor. The reflector is oblique relative to the surface of a screen of the portable terminal, reflects incident light emitted from the front surface or back surface, nearly parallel to the surface of the screen, of the portable terminal to change the transmission direction of the incident light so as to enable the incident light to emit into the lens group. The lens group is arranged along the long side or short side of the portable terminal, lenses of the lens group can be moved to realize optical zooming, and the incident light reflected by the reflector is perpendicular to the lens group generally. The photo sensor is perpendicular to an optical axis of the lens group and located at the tail end of the lens group. The portable terminal provides more space for arrangement of the lens group, has the optical zooming function without thickness increase, and can take pictures for objects on front surface or back surface of a mobile phone; and users can view the shooting details clearly and regulate the shooting angle conveniently.
Description
Technical field
The present invention relates to a kind of camera head for portable terminal, particularly a kind of camera that is applicable to the periscopic of portable terminal.
Background technology
In recent years, become more and more universal such as the mobile terminal of mobile phone, and shoot function has become a critical function of mobile terminal.The camera of current mobile terminal only has electronic zoom function usually, and the camera that minority has Zoom optic lens needs to be attached to outer handset, and volume is larger, not portable, and the trend of this and mobile terminal ultrathin is disagreed.
As shown in Figure 1, camera in traditional mobile phone generally is comprised of lens group 10 and photoreceptor 20, lens group 10 is made by other transparent materials such as some sheet glass, fluorite or plastics, photoreceptor 20 is made by semiconductor device that can sensitization, and lens group 10 and photoreceptor 20 are arranged along the thickness direction of mobile phone.Incident light enters from lens group 10, and image is projected on photoreceptor 20 by camera lens, and semiconductor photoreceptor 20 changes into by optical image the photo that the signal of telecommunication means.
Because traditional mobile phone camera camera lens surface is positioned at front or the reverse side of mobile phone, the camera lens of camera and photoreceptor are compressed in a narrow space that is less than mobile phone thickness.Therefore the eyeglass quantity of lens group seldom, does not have space to carry out optical zoom more, and therefore, when carrying out optical zoom, eyeglass need to move forward and backward along optical axis direction.
Summary of the invention
In order to address the above problem, the invention provides a kind of method for designing of mobile phone camera, can take full advantage of interior of mobile phone laterally or longitudinal space is settled lens group, thereby reach the purpose of optical zoom.
According to embodiments of the invention, a speculum is settled in the place that enters mobile phone at incident light, light path is reflexed on the horizontal or longitudinal direction of interior of mobile phone to the lens group of discharging mobile phone camera along the position of light path, settle photoreceptor at the lens group end again, photoreceptor is parallel with the eyeglass of lens group.
According to an embodiment of the invention on the one hand, a kind of camera head for portable terminal is provided, comprise: reflective mirror, with the screen surface of portable terminal, be in tilted layout, reflection, from the front surface substantially parallel with screen surface of portable terminal or the incident light of rear surface incident, changes so that incident light enters lens group the direction of propagation of incident light; Lens group, arrange along long limit or the short side direction of portable terminal, and the lens in lens group can move to carry out optical zoom, and the incident direction of light after the reflective mirror reflection is substantially perpendicular to lens group; Photoreceptor, perpendicular to the optical axis of lens group and be positioned at the end of lens group.
Reflective mirror is in tilted layout with the angle that roughly becomes 45 degree with the screen surface of portable terminal.
Lens group is arranged in the zone near arbitrary limit on four limits of portable terminal.
Mirror surface is perpendicular to the end face at place, described arbitrary limit.
The head zone of portable terminal arranged and is arranged in by reflective mirror, lens group and photoreceptor along the short side direction of portable terminal, mirror surface becomes miter angle with the screen surface of portable terminal, and mirror surface is perpendicular to the head end of portable terminal.
According to an embodiment of the invention on the other hand, provide a kind of portable terminal, comprise screen and camera head, screen is for showing the image of being taken by camera head, and the front surface of portable terminal and rear surface are substantially parallel with screen surface.Camera head comprises: reflective mirror, with screen surface, be in tilted layout, and reflection, from the front surface of portable terminal or the incident light of rear surface incident, changes so that incident light enters lens group the direction of propagation of incident light; Lens group, arrange along long limit or the short side direction of portable terminal, and the lens in lens group can move to carry out optical zoom, and the incident direction of light after the reflective mirror reflection is substantially perpendicular to lens group; Photoreceptor, perpendicular to the optical axis of lens group and be positioned at the end of lens group.
Lens group is arranged in the zone near arbitrary limit on four limits of portable terminal.
Mirror surface is perpendicular to the end face at place, described arbitrary limit.
Reflective mirror is in tilted layout with the angle that roughly becomes 45 degree with the screen surface of portable terminal.
With the camera head of conventional mobile phone, compare, mobile terminal provides the layout of more space for the camera lens group according to an embodiment of the invention, make mobile terminal can possess the function of optical zoom, and its volume is unlikely excessive, more can not increases the thickness of mobile terminal.In addition, speculum by setting with the screen inclination setting of mobile terminal, this mobile terminal can be taken the reference object (front surface is parallel with screen surface with rear surface) that is positioned at mobile phone front surface or rear surface, therefore photographer can synchronously know and see the shooting details when taking, and can adjust easily shooting angle, take fast thereby complete high-quality.
The accompanying drawing explanation
The description of being undertaken by the accompanying drawing below in conjunction with an example exemplarily is shown, above and other purpose of the present invention and characteristics will become apparent, wherein:
Fig. 1 has schematically shown the structural configuration of the camera head of traditional mobile terminal.
Fig. 2 has schematically shown the structural configuration of the camera head of mobile terminal according to an embodiment of the invention.
Embodiment
Below, describe embodiments of the invention in detail with reference to accompanying drawing.
Fig. 1 has schematically shown the structural configuration of the camera head of traditional mobile terminal.As shown in Figure 1, lens group 10 and photoreceptor 20 are arranged along the thickness direction of mobile phone.Because the thickness of mobile terminal is now more and more thinner, do not existed and allowed lens group carry out the space of optical zoom by the stretching motion on optical axis direction.
At first the application has carried out first step improvement,, allow Fig. 1 lens group 10 arrange along long limit (or minor face) direction of mobile phone, but in this case, when taking in order to allow lens group face the reference object in the place ahead, need to be by the end face of mobile terminal (for example, head end 4) face the reference object in the place ahead, thereby the screen of mobile phone upward, rather than be parallel to reference object, the user can't see clearly in time and takes details and be unfavorable for adjusting shooting angle, can bring very large inconvenience to the user.For this reason, the application has further done improvement, specific as follows.
Fig. 2 has schematically shown the structural configuration of the camera of mobile terminal according to an embodiment of the invention.
As shown in Figure 2, the camera head of mobile terminal comprises according to an embodiment of the invention: reflective mirror 1, with the screen surface of mobile terminal, (for example be in tilted layout, roughly become miter angle), reflection, from the front surface that is parallel to screen surface of mobile terminal or the incident light of rear surface incident, changes so that incident light enters lens group the direction of propagation of incident light; Lens group 2, (long limit or short side direction along mobile terminal are arranged, optical axis is parallel to described long limit or short side direction), incident direction of light after the reflective mirror reflection is substantially perpendicular to lens group 2, and the lens in lens group 2 can be by moving to carry out optical zoom along long side direction or short side direction; Photoreceptor 3, perpendicular to the optical axis (that is each lens that, are parallel to lens group 2) of lens group 2 and be positioned at the end of lens group 2.
The orientation of lens group 2 is vertical with the incident light direction, it near the zone on any one side of two long limits of mobile terminal or two minor faces (for example can be arranged in, head zone, tail region, left field, right side area) in, thereby can utilize the long and narrow space of mobile terminal periphery to carry out optical zoom, and other zones of mobile terminal can be for arranging various circuit elements devices etc.By this layout of the present invention, can not make the thickness of mobile terminal increase, also be unlikely the volume that makes mobile terminal and too become large.
In addition, in order to reach best imaging effect, preferably, the screen surface of reflective mirror and mobile terminal is in tilted layout with the angle of 45 degree, and for example, when lens group near the zone on arbitrary limit on four limits of portable terminal (is arranged in, tail region), in the time of in, mirror surface for example, perpendicular to the end face (, tail end face) at place, described arbitrary limit.
According to one embodiment of present invention, reflective mirror 1, the head zone of mobile terminal arranged and is arranged in by lens group 2 and photoreceptor 3 along the short side direction of mobile terminal 5, reflective mirror 1 becomes miter angle with the screen surface of mobile terminal, and reflective mirror 1 is perpendicular to the head end 4 of mobile terminal 5, thereby reflective mirror 1 can reflect from the light of the front surface of mobile terminal 5 or rear surface incident, and light is incided in four lens of lens group 2, finally imaging on photoreceptor 3, photoreceptor 3 changes into the signal of telecommunication by light signal again, giving the processor of mobile terminal 5 is processed, and can on the screen of mobile terminal 5, be shown.
With the camera head of conventional mobile phone, compare, mobile terminal provides the layout of more space for the camera lens group according to an embodiment of the invention, make mobile terminal can possess the function of optical zoom, and its volume is unlikely excessive, more can not increases the thickness of mobile terminal.In addition, speculum by setting with the screen inclination setting of mobile terminal, this mobile terminal can be taken the reference object (front surface is parallel with screen surface with rear surface) that is positioned at mobile phone front surface or rear surface, therefore photographer can synchronously know and see the shooting details when taking, and can adjust easily shooting angle, take fast thereby complete high-quality.
Purpose for promoting the understanding of principle of the present invention, be illustrated the preferred embodiment shown in accompanying drawing, and used specific language to describe these embodiment.Yet this specific language is not intended to limit the scope of the invention, the present invention should be construed as comprising all embodiment that usually there will be for those of ordinary skills.In addition, except not element is described as " requisite " or " key " especially, otherwise do not have element or module to be absolutely necessary to enforcement of the present invention.
Although the above has described exemplary embodiment of the present invention in detail, there is in the technical field of the invention common practise person without departing from the spirit and scope of the present invention, can make various modifications, retouching and modification to embodiments of the invention.But should be appreciated that In the view of those skilled in the art, these modifications, retouching and modification will fall in the spirit and scope of the exemplary embodiment of the present invention that claim limits.
Finally, unless point out here or in addition with the obvious contradiction of context, otherwise methodical step described herein can be with the order execution of any appropriate.
Claims (9)
1. the camera head for portable terminal comprises:
Reflective mirror, be in tilted layout with the screen surface of portable terminal, and reflection, from the front surface substantially parallel with screen surface of portable terminal or the incident light of rear surface incident, changes so that incident light enters lens group the direction of propagation of incident light;
Lens group, arrange along long limit or the short side direction of portable terminal, and the lens in lens group can move to carry out optical zoom, and the incident direction of light after the reflective mirror reflection is substantially perpendicular to lens group;
Photoreceptor, perpendicular to the optical axis of lens group and be positioned at the end of lens group.
2. camera head according to claim 1, wherein,
Reflective mirror is in tilted layout with the angle that roughly becomes 45 degree with the screen surface of portable terminal.
3. camera head according to claim 1, wherein,
Lens group is arranged in the zone near arbitrary limit on four limits of portable terminal.
4. camera head according to claim 3, wherein,
Mirror surface is perpendicular to the end face at place, described arbitrary limit.
5. camera head according to claim 1, wherein,
The head zone of portable terminal arranged and is arranged in by reflective mirror, lens group and photoreceptor along the short side direction of portable terminal, mirror surface becomes miter angle with the screen surface of portable terminal, and mirror surface is perpendicular to the head end of portable terminal.
6. a portable terminal comprises:
Screen, for showing the image of being taken by camera head, the front surface of portable terminal and rear surface are substantially parallel with screen surface;
Camera head comprises: reflective mirror, with screen surface, be in tilted layout, and reflection, from the front surface of portable terminal or the incident light of rear surface incident, changes so that incident light enters lens group the direction of propagation of incident light; Lens group, arrange along long limit or the short side direction of portable terminal, and the lens in lens group can move to carry out optical zoom, and the incident direction of light after the reflective mirror reflection is substantially perpendicular to lens group; Photoreceptor, perpendicular to the optical axis of lens group and be positioned at the end of lens group.
7. portable terminal according to claim 6, wherein,
Lens group is arranged in the zone near arbitrary limit on four limits of portable terminal.
8. portable terminal according to claim 7, wherein,
Mirror surface is perpendicular to the end face at place, described arbitrary limit.
9. portable terminal according to claim 6, wherein,
Reflective mirror is in tilted layout with the angle that roughly becomes 45 degree with the screen surface of portable terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103294267A CN103428414A (en) | 2013-07-31 | 2013-07-31 | Camera device for portable terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103294267A CN103428414A (en) | 2013-07-31 | 2013-07-31 | Camera device for portable terminal |
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| CN103428414A true CN103428414A (en) | 2013-12-04 |
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| CN2013103294267A Pending CN103428414A (en) | 2013-07-31 | 2013-07-31 | Camera device for portable terminal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935795A (en) * | 2015-06-15 | 2015-09-23 | 广东欧珀移动通信有限公司 | Camera, mobile terminal and method for relieving heating of camera shooting |
| CN106405991A (en) * | 2016-11-29 | 2017-02-15 | 深圳市世尊科技有限公司 | Periscopic camera shooting module and reflector apparatus used for the periscopic camera shooting module |
| TWI660631B (en) * | 2014-08-10 | 2019-05-21 | 以色列商核心光電有限公司 | Zoom dual-aperture camera with folded lens |
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| CN102109675A (en) * | 2009-12-28 | 2011-06-29 | 株式会社理光 | Image displayer, mobile phone, information processor, and imager |
| CN103200356A (en) * | 2013-03-25 | 2013-07-10 | 广东欧珀移动通信有限公司 | Camera structure and mobile phone provided with same |
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2013
- 2013-07-31 CN CN2013103294267A patent/CN103428414A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1945416A (en) * | 2005-08-11 | 2007-04-11 | 夏普株式会社 | Electronic image pickup device with hand-shake compensation function and camera-equipped portable electronic device |
| CN101064779A (en) * | 2006-04-27 | 2007-10-31 | 中兴通讯股份有限公司 | Method for realizing minisize camera automatic focusing and minisize camera thereof |
| CN101308426A (en) * | 2007-05-18 | 2008-11-19 | 北京汇冠新技术有限公司 | Pick-up head employed personal mobile information equipment hand-written input device |
| CN201122223Y (en) * | 2007-12-13 | 2008-09-24 | 林威廉 | Camera shooting image forming apparatus |
| CN201293858Y (en) * | 2008-10-31 | 2009-08-19 | 深圳市鑫银达实业有限公司 | Miniature pick-up head |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI660631B (en) * | 2014-08-10 | 2019-05-21 | 以色列商核心光電有限公司 | Zoom dual-aperture camera with folded lens |
| CN104935795A (en) * | 2015-06-15 | 2015-09-23 | 广东欧珀移动通信有限公司 | Camera, mobile terminal and method for relieving heating of camera shooting |
| CN106405991A (en) * | 2016-11-29 | 2017-02-15 | 深圳市世尊科技有限公司 | Periscopic camera shooting module and reflector apparatus used for the periscopic camera shooting module |
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Application publication date: 20131204 |