CN112954154A - Single-chip multi-camera system and electronic device - Google Patents
Single-chip multi-camera system and electronic device Download PDFInfo
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- CN112954154A CN112954154A CN202110107599.9A CN202110107599A CN112954154A CN 112954154 A CN112954154 A CN 112954154A CN 202110107599 A CN202110107599 A CN 202110107599A CN 112954154 A CN112954154 A CN 112954154A
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- reflector
- lens
- lens group
- camera system
- chip multi
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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
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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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
-
- 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
- H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
Abstract
The invention provides a single-chip multi-camera system which comprises a lens group, a reflecting device and a photosensitive element, wherein the reflecting device is positioned on one side of the lens group, the reflecting device is provided with a driving device, and the driving device is used for driving the reflecting device to move so that light rays penetrate through the lens group and then are reflected to the photosensitive element through the reflecting device. The invention also provides an electronic device.
Description
Technical Field
The present invention relates to the field of camera structures, and in particular, to a single-chip multi-camera system and an electronic device having the same.
Background
With the rapid development of electronic products such as mobile phones and cameras, a camera module is currently standard configuration of each mobile terminal, and a traditional single camera module cannot meet the requirement of consumers on high-quality shooting, so that multiple camera modules are widely applied to the mobile terminals.
At present conventional many camera modules form by the equipment of a plurality of single cameras, and every single camera all uses a sensitization chip alone, contains a plurality of sensitization chips in a many camera modules promptly, neither does not benefit to the miniaturized design of camera module, and the cost is higher simultaneously.
Disclosure of Invention
The invention aims to provide a single-chip multi-camera system, which aims to overcome the defects in the prior art, utilizes a light reflecting device to change the path of light and reflect the light to a photosensitive element, so that the photosensitive element can receive the light from different lens groups, namely, the multi-camera function of a camera module can be realized by utilizing a single photosensitive element, thereby being beneficial to the miniaturization design of the camera module and reducing the production cost.
The invention provides a single-chip multi-camera system which comprises a lens group, a reflecting device and a photosensitive element, wherein the reflecting device is positioned on one side of the lens group, the reflecting device is provided with a driving device, and the driving device is used for driving the reflecting device to move so that light rays penetrate through the lens group and then are reflected to the photosensitive element through the reflecting device.
Furthermore, the number of the lens groups and the number of the light reflecting devices are multiple, the multiple light reflecting devices are in the same number with the multiple lens groups and are in one-to-one correspondence, and each light reflecting device is positioned on one side of one corresponding lens group.
Furthermore, the photosensitive element is a photosensitive chip, and the plurality of light reflecting devices are all located on the same side of the photosensitive chip.
Furthermore, the plurality of lens groups at least comprise a first lens group and a second lens group, the plurality of light reflecting devices at least comprise a first light reflecting device and a second light reflecting device, the first light reflecting device is correspondingly positioned on one side of the first lens group, and the second light reflecting device is correspondingly positioned on one side of the second lens group.
Furthermore, the plurality of lens groups further comprise a third lens group, the plurality of light reflecting devices further comprise a third light reflecting device, and the third light reflecting device is correspondingly positioned on one side of the third lens group.
Further, the first lens group is a wide-angle lens, the second lens group is a conventional lens, and the third lens group is a telephoto lens.
Furthermore, the driving device is arranged at one end of the reflecting device and is used for driving the reflecting device to rotate around the driving device.
Further, the single-chip multi-camera system further comprises a support, a first mounting hole is formed in the top wall of the support, the lens group is mounted in the first mounting hole, and the light reflecting device is arranged inside the support.
Further, a second mounting hole is formed in the side wall of the support corresponding to the position of the photosensitive element, an auxiliary lens group is mounted in the second mounting hole, and the optical axis of the auxiliary lens group is perpendicular to the optical axes of the lens groups.
Further, the single-chip multi-camera system further comprises a circuit substrate and an optical filter, the photosensitive element is installed on the circuit substrate, the optical filter is located behind the auxiliary lens group, and the photosensitive element is opposite to the optical filter and located behind the optical filter.
Furthermore, the circuit substrate and the optical filter are both attached to the side wall of the bracket.
The invention also provides an electronic device comprising the single-chip multi-camera system.
According to the single-chip multi-camera system, the driving device drives the reflecting device to move so as to control the opening and closing of the reflecting device, so that the reflecting device can reflect light rays passing through the lens group or shield the lens group. After the reflector is opened, the reflector is used for changing the path of light and reflecting the light to the photosensitive element (generally a photosensitive chip), so that the photosensitive element can receive the light from different lens groups, and the multi-shooting function of the camera module can be realized by using a single photosensitive element. Compared with the conventional multi-camera module, the single-chip multi-camera system provided by the invention reduces the number of photosensitive elements, is beneficial to the miniaturization design of the camera module and reduces the production cost.
Drawings
Fig. 1 is a schematic structural diagram of a single-chip multi-camera system according to an embodiment of the present invention.
Fig. 2 is another schematic structural diagram of a single-chip multi-camera system according to an embodiment of the invention.
Fig. 3 is a schematic diagram illustrating an embodiment of a single chip multi-camera system.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
As shown in fig. 1, the single-chip multi-camera system according to the embodiment of the invention includes a lens set 1, a reflector 2 and a photosensitive element 3, wherein the reflector 2 is located at one side of the lens set 1. The reflecting device 2 is provided with a driving device 4, and the driving device 4 is used for driving the reflecting device 2 to move, so that light rays are reflected to the photosensitive element 3 through the reflecting device 2 after passing through the lens group 1.
Further, in this embodiment, the number of the lens groups 1 and the number of the light reflecting devices 2 are both multiple, each light reflecting device 2 is provided with a driving device 4, the multiple light reflecting devices 2 are the same as the multiple lens groups 1 in number and are in one-to-one correspondence, and each light reflecting device 2 is located on one side of one corresponding lens group 1. The driving device 4 can drive the reflecting device 2 to move, so that external light rays are reflected to the photosensitive element 3 through the corresponding reflecting device 2 after passing through any lens group 1.
Further, in this embodiment, the photosensitive element 3 is a photosensitive chip, and the plurality of light reflecting devices 2 are all located on the same side of the photosensitive chip.
Further, in the present embodiment, the light reflecting device 2 is a mirror, and the driving device 4 is a driving motor.
Furthermore, the plurality of lens groups 1 at least include a first lens group 11 and a second lens group 12, the plurality of reflectors 2 at least include a first reflector 21 and a second reflector 22, the first reflector 21 is correspondingly located on one side of the first lens group 11, and the second reflector 22 is correspondingly located on one side of the second lens group 12.
The number of the lens groups 1 is determined according to the number of the image capturing functions to be achieved by the camera module, the number of the lens groups 1 may also be three, four or more, so as to achieve more image capturing functions, and the number of the lens groups 1 is not limited herein.
In this embodiment, the plurality of lens groups 1 further include a third lens group 13, the plurality of reflectors 2 further include a third reflector 23, and the third reflector 23 is correspondingly located on one side of the third lens group 13.
Further, a driving device 4 is provided at one end of the reflector 2, the driving device 4 being adapted to drive the reflector 2 in a rotational movement around the driving device 4. Preferably, the driving means 4 are arranged at the end of each light reflecting means 2 on the side remote from the photosensitive element 3. Of course, the driving device 4 may be disposed at other positions, such as a middle position of each light reflecting device 2, which is not limited herein.
Further, as shown in fig. 3, the first light reflecting device 21, the second light reflecting device 22 and the third light reflecting device 23 are all rotatably switched between a first position where the plurality of light reflecting devices 2 are closed and a second position where the plurality of light reflecting devices 2 are opened. When the first reflector 21 is located at the first position, the first reflector 21 is parallel to and opposite to the first lens group 11, and the first reflector 21 shields the light passing through the first lens group 11, so that the light cannot reach the photosensitive element 3; when the first reflector 21 is located at the second position, an included angle exists between the first reflector 21 and the first lens set 11 (i.e. an included angle between the first position and the second position), and the first reflector 21 reflects the light passing through the first lens set 11 onto the photosensitive element 3. When the second reflector 22 is located at the first position, the second reflector 22 is parallel to and opposite to the second lens group 12, and the second reflector 22 shields the light passing through the second lens group 12, so that the light cannot reach the photosensitive element 3; when the second reflector 22 is located at the second position, an included angle exists between the second reflector 22 and the second lens set 12, and the second reflector 22 reflects the light passing through the second lens set 12 to the photosensitive element 3. When the third reflector 23 is located at the first position, the third reflector 23 is parallel to and opposite to the third lens group 13, and the third reflector 23 shields the light passing through the third lens group 13, so that the light cannot reach the photosensitive element 3; when the third reflector 23 is located at the second position, an included angle exists between the third reflector 23 and the third lens group 13, and the third reflector 23 reflects the light passing through the third lens group 13 to the photosensitive element 3.
Preferably, the angle between the first position and the second position is 45 °.
Further, the driving device 4, which is correspondingly disposed on the first light reflecting device 21, the second light reflecting device 22 and the third light reflecting device 23, can drive the first light reflecting device 21, the second light reflecting device 22 and the third light reflecting device 23 to rotate and switch between the first position and the second position.
As shown in fig. 3, when the single-chip multi-camera system is used and the first lens group 11 needs to be used, the driving device 4 drives the first reflector 21 to rotate to the second position, and at this time, the second reflector 22 and the third reflector 23 are both located at the first position, and after passing through the first lens group 11, the light is reflected to the photosensitive element 3 by the first reflector 21; when the second lens group 12 needs to be used, the driving device 4 drives the second reflector 22 to rotate to the second position, and at this time, the first reflector 21 and the third reflector 23 are both located at the first position, and after the light passes through the second lens group 12, the light is reflected to the photosensitive element 3 by the second reflector 22; when the third lens group 13 needs to be used, the driving device 4 drives the third light reflecting device 23 to rotate to the second position, at this time, the first light reflecting device 21 and the second light reflecting device 22 are both located at the first position, and after the light passes through the third lens group 13, the light is reflected to the light sensing element 3 by the third light reflecting device 23, that is, the first light reflecting device 21, the second light reflecting device 22 and the third light reflecting device 23 are not opened at the same time.
The light rays at different positions can be led into the camera module by using different lens structures, so that different camera functions can be realized. In this embodiment, the first lens group 11 may be a wide-angle lens, which allows light rays in a larger range in the surrounding environment to enter the camera module, so that the range of the viewing angle is larger than that of a standard lens, and the shooting range is wider; the second lens group 12 may be a conventional standard lens to realize a normal image capturing function; the third lens group 13 can be a telephoto lens, which allows light from a farther distance to enter the camera module, so that the focal length is longer than that of a standard lens, thereby capturing an object at a farther distance. Of course, the first lens group 11, the second lens group 12 and the third lens group 13 may also be other types of lens structures, and the specific type is determined according to actual needs.
Further, the single-chip multi-camera system further comprises a support 5, a first mounting hole 51 is formed in the top wall of the support 5, the lens group 1 is mounted in the first mounting hole 51, and the light reflecting device 2 is arranged inside the support 5.
Specifically, in the present embodiment, the number of the first mounting holes 51 is plural, the plural first mounting holes 51 are arranged at intervals, the number of the plural first mounting holes 51 is the same as the number of the plural lens groups 1, and the plural lens groups 1 are respectively mounted in the plural first mounting holes 51. The first mounting holes 51 are communicated with the external environment so that the plurality of lens groups 1 receive light from the external environment, each of the first mounting holes 51 is provided with one lens group 11/12/13, and the first reflector 21, the second reflector 22 and the third reflector 23 are respectively and correspondingly arranged below the first lens group 11, the second lens group 12 and the third lens group 13.
Further, as shown in fig. 2, a second mounting hole 52 is formed on a side wall of the bracket 5 at a position corresponding to the photosensitive element 3, preferably, an auxiliary lens group 8 is mounted in the second mounting hole 52, and an optical axis of the auxiliary lens group 8 is perpendicular to an optical axis of the lens group 1. Different from the functions of the first lens group 11, the second lens group 12, and the third lens group 13, the auxiliary lens group 8 is used for correcting the light reflected by the first reflector 21, the second reflector 22, or the third reflector 23 (mainly correcting the path of the light), so that the incident direction of the light finally corresponds to the photosensitive area on the photosensitive element 3.
Preferably, the opening direction of the second mounting hole 52 is perpendicular to the opening direction of the first mounting hole 51.
Further, the single-chip multi-camera system further comprises a circuit substrate 6 and an optical filter 9, the photosensitive element 3 is mounted on the circuit substrate 6, the optical filter 9 is located behind the auxiliary lens group 8, the photosensitive element 3 is over against the optical filter 9 and located behind the optical filter 9, and the photosensitive element 3 is in electrical signal conduction connection with the circuit substrate 6 through a gold wire 7.
Furthermore, the circuit substrate 6 and the optical filter 9 are both attached to the side wall of the bracket 5.
The single-chip multi-camera system provided by the invention utilizes a periscopic principle, and the plurality of light reflecting devices 2 are matched with the plurality of lens groups 1, so that light rays can selectively pass through different lens groups 1 and then are reflected to the photosensitive element 3 by the corresponding light reflecting devices 2, and meanwhile, each lens group 1 has different camera shooting functions, such as a wide angle function, a long focus function and the like, thereby realizing the multi-camera function of the camera module. Meanwhile, each lens group 1 corresponds to one reflecting device 2, according to the shooting requirements of users, when a certain shooting function is needed, only the reflecting device 2 corresponding to the lens group 1 with the shooting function needs to be opened, and other reflecting devices 2 are in a closed state, so that light rays penetrating through other lens groups 1 are shielded, and therefore interference on imaging cannot be caused, namely, the photosensitive element 3 only receives light rays from a specific lens group 1, and different shooting functions are realized.
Present conventional many camera modules are formed by the equipment of the single camera collocation of a plurality of different functions to realize different shooting functions, every single camera all uses a sensitization chip alone, contains a plurality of sensitization chips in a many camera modules promptly. The single-chip multi-camera system provided by the invention can realize the multi-camera function only by one photosensitive element 3, thereby being beneficial to the miniaturization design of the camera module and reducing the production cost. Simultaneously, the quantity of lens group 1 can be unrestricted, when needs increase new camera function, only need on original design basis increase new lens group can, make the structural design of camera module more simple and convenient.
The invention also provides an electronic device comprising the single-chip multi-camera system.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (11)
1. The utility model provides a system of taking a photograph more of single-chip, its characterized in that includes lens group (1), reflex reflector (2) and photosensitive element (3), reflex reflector (2) are located one side of lens group (1), reflex reflector (2) are equipped with drive arrangement (4), drive arrangement (4) are used for the drive reflex reflector (2) motion makes light pass behind lens group (1), through reflex reflector (2) reflect extremely photosensitive element (3).
2. The single chip multi-camera system as claimed in claim 1, wherein the number of the lens sets (1) and the reflector (2) is plural, the plurality of reflectors (2) are the same as the plurality of lens sets (1) and are in one-to-one correspondence, and each reflector (2) is located at one side of a corresponding lens set (1).
3. The single chip multi-camera system according to claim 2, wherein the light sensing element (3) is a light sensing chip, and the plurality of light reflecting devices (2) are all located on the same side of the light sensing chip.
4. The single chip multi-camera system as claimed in claim 2, wherein the plurality of lens sets (1) comprises at least a first lens set (11) and a second lens set (12), the plurality of reflectors (2) comprises at least a first reflector (21) and a second reflector (22), the first reflector (21) is located on one side of the first lens set (11) and the second reflector (22) is located on one side of the second lens set (12).
5. The single chip multi-camera system as claimed in claim 4, wherein the plurality of lens sets (1) further comprises a third lens set (13), and the plurality of reflectors (2) further comprises a third reflector (23), wherein the third reflector (23) is correspondingly located on one side of the third lens set (13).
6. The single chip multi-camera system of claim 5, wherein the first lens group (11) is a wide angle lens, the second lens group (12) is a conventional lens, and the third lens group (13) is a telephoto lens.
7. The single chip multi-camera system according to claim 1, wherein the driving means (4) is arranged at one end of the light reflecting means (2), and the driving means (4) is used for driving the light reflecting means (2) to rotate around the driving means (4).
8. The single chip multi-camera system of claim 1, further comprising a bracket (5), wherein a top wall of the bracket (5) is provided with a first mounting hole (51), the lens set (1) is mounted in the first mounting hole (51), and the reflector (2) is disposed inside the bracket (5).
9. The single chip multi-camera system as claimed in claim 8, wherein a second mounting hole (52) is formed on a sidewall of the bracket (5) at a position corresponding to the light sensing element (3), an auxiliary lens set (8) is mounted in the second mounting hole (52), and an optical axis of the auxiliary lens set (8) is perpendicular to an optical axis of the lens set (1).
10. The single-chip multi-camera system according to claim 9, further comprising a circuit substrate (6) and a filter (9), wherein the light sensing element (3) is mounted on the circuit substrate (6), the filter (9) is located behind the auxiliary lens set (8), the light sensing element (3) faces the filter (9) and is located behind the filter (9), and the circuit substrate (6) and the filter (9) are both attached to the side wall of the bracket (5).
11. An electronic device comprising the single chip multi-camera system of any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110107599.9A CN112954154A (en) | 2021-01-27 | 2021-01-27 | Single-chip multi-camera system and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110107599.9A CN112954154A (en) | 2021-01-27 | 2021-01-27 | Single-chip multi-camera system and electronic device |
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| Publication Number | Publication Date |
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| CN112954154A true CN112954154A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110107599.9A Pending CN112954154A (en) | 2021-01-27 | 2021-01-27 | Single-chip multi-camera system and electronic device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104980541A (en) * | 2015-07-13 | 2015-10-14 | 广东欧珀移动通信有限公司 | Camera module and mobile terminal |
| CN111601026A (en) * | 2020-05-28 | 2020-08-28 | 维沃移动通信（杭州）有限公司 | Camera module and electronic equipment |
-
2021
- 2021-01-27 CN CN202110107599.9A patent/CN112954154A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104980541A (en) * | 2015-07-13 | 2015-10-14 | 广东欧珀移动通信有限公司 | Camera module and mobile terminal |
| CN111601026A (en) * | 2020-05-28 | 2020-08-28 | 维沃移动通信（杭州）有限公司 | Camera module and electronic equipment |
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