CN109660737B - Camera device privacy protection system and electronic device - Google Patents

Camera device privacy protection system and electronic device Download PDF

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Publication number
CN109660737B
CN109660737B CN201710936055.7A CN201710936055A CN109660737B CN 109660737 B CN109660737 B CN 109660737B CN 201710936055 A CN201710936055 A CN 201710936055A CN 109660737 B CN109660737 B CN 109660737B
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China
Prior art keywords
exposure
interference signal
module
electrically connected
signal generating
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CN201710936055.7A
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CN109660737A (en
Inventor
王雪华
杨政珲
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Chicony Electronics Co Ltd
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Chicony Electronics Co Ltd
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Priority to CN201710936055.7A priority Critical patent/CN109660737B/en
Publication of CN109660737A publication Critical patent/CN109660737A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70Circuitry for compensating brightness variation in the scene
    • H04N23/74Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70Circuitry for compensating brightness variation in the scene
    • H04N23/75Circuitry for compensating brightness variation in the scene by influencing optical camera components

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)

Abstract

The application discloses a privacy protection system of a photographic device and an electronic device, which are used for the electronic device with the photographic device. The privacy protection system of the photographic device comprises at least one exposure piece, a starting module and an interference signal generation module, wherein the at least one exposure piece is arranged in the photographic device. The interference signal generating module is electrically connected with at least one exposure piece. The starting module is electrically connected with the at least one exposure piece, when the starting module is triggered, the starting module starts the interference signal generating module, the interference signal generating module generates and transmits an interference signal to the at least one exposure piece, so that the at least one exposure piece operates in a flashing mode, and light rays captured by the photographic device cannot form images. According to the invention, the exposure piece in the privacy protection system of the photographic device operates in a flashing mode by generating the interference signal, and the light captured by the photographic device cannot be imaged on the image sensor of the photographic device due to overexposure, so that the power consumption of the exposure piece can be saved on the premise of protecting the privacy.

Description

Camera device privacy protection system and electronic device
Technical Field
The present invention relates to a privacy protection system for a camera device and an electronic device, and more particularly, to a privacy protection system for a camera device and an electronic device with privacy protection function.
Background
At present, most of the smart phones or notebook computers in the market have a camera lens for performing video communication or photographing, however, with the rapid progress of the network communication technology, a hacker may intrude the notebook computer or the smart phone with an illegal program to remotely control the camera lens of the notebook computer or the smart phone, and thus steal or record the private image of the user, and even upload the stealed image to the cloud server, which causes considerable harm to the privacy and security of the user of the notebook computer or the smart phone, and thus there is a need for improvement.
Disclosure of Invention
The invention mainly aims to provide a shadow device privacy protection system with privacy protection effect.
Another objective of the present invention is to provide an electronic device with privacy protection function.
To achieve the above object, the privacy protection system for a photographing device according to the present invention is applied to an electronic device having a photographing device. The privacy protection system of the photographic device comprises at least one exposure piece, a starting module and an interference signal generation module, wherein the at least one exposure piece is arranged in the photographic device. The interference signal generating module is electrically connected with at least one exposure piece. The starting module is electrically connected with the at least one exposure piece, when the starting module is triggered, the starting module starts the interference signal generating module, the interference signal generating module generates and transmits the interference signal to the at least one exposure piece, the at least one exposure piece operates in a flashing mode, and light captured by the photographic device cannot be imaged due to overexposure.
The flashing mode includes a high frequency flashing mode, a medium frequency flashing mode and a low frequency flashing mode.
The starting module is electrically connected with the interference signal generating module and then electrically connected with the at least one exposure part through the interference signal generating module.
Furthermore, the device also comprises a switch which is electrically connected with the interference signal generating module so as to switch the flicker mode.
The exposure piece also comprises a long bright mode, and the exposure piece is switched between the flicker mode and the long bright mode.
The interference signal generating module generates and transmits the interference signal to the at least one exposure piece according to the real-time electric quantity information, so that the at least one exposure piece operates in the flashing mode.
The at least one exposure piece is multiple, and each exposure piece is symmetrically arranged in the photographic device.
The invention also provides an electronic device, which comprises a device body, a photographing device and a privacy protection system of the photographing device. The privacy protection system of the photographic device comprises at least one exposure piece, a starting module and an interference signal generation module, wherein the at least one exposure piece is arranged in the photographic device. The interference signal generating module is electrically connected with at least one exposure piece. The starting module is electrically connected with at least one exposure piece, and when the starting module is triggered, the starting module starts the interference signal generating module. When at least one exposure piece is opened, the interference signal generating module generates and transmits an interference signal to the at least one exposure piece, so that the at least one exposure piece operates in a flashing mode, and light captured by the photographic device cannot be imaged due to overexposure.
The flashing mode includes a high frequency flashing mode, a medium frequency flashing mode and a low frequency flashing mode.
The starting module is electrically connected with the interference signal generating module and then electrically connected with the at least one exposure piece through the interference signal generating module.
The privacy protection system of the photographic device further comprises an electric quantity detection module electrically connected with the interference signal generation module, the device body comprises a power module, the electric quantity detection module is electrically connected with the power module, so that the electric quantity detection module can detect real-time electric quantity information of the electronic device, and the interference signal generation module generates and transmits the interference signal to the at least one exposure piece according to the real-time electric quantity information, so that the at least one exposure piece operates in the flashing mode.
The photographic device comprises a lens, a lens bracket, an image sensor and a circuit board, wherein the lens is borne by the lens bracket, the circuit board is connected with the lens bracket, an accommodating space is formed between the circuit board and the lens bracket, the image sensor is positioned in the accommodating space and arranged on the circuit board, and the at least one exposure piece is arranged in the accommodating space and close to the image sensor.
The at least one exposure piece is multiple, and each exposure piece is symmetrically arranged at a position close to the image sensor.
According to the invention, the exposure piece in the privacy protection system of the photographic device operates in a flashing mode by generating the interference signal, and the light captured by the photographic device cannot be imaged on the image sensor of the photographic device due to overexposure, so that the power consumption of the exposure piece can be saved on the premise of protecting the privacy.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1A is a schematic diagram of an electronic device according to an embodiment of the invention.
Fig. 1B is a hardware architecture diagram of an electronic device according to an embodiment of the invention.
Fig. 2 is a schematic cross-sectional view of an embodiment of a camera device of an electronic device according to the invention.
Fig. 3 is a cross-sectional view taken along line AA of fig. 2.
FIG. 4 is an imaging diagram of an embodiment of the exposure device operating in the low frequency blinking mode.
FIG. 5 is an image of an exposure device operating in a mid-frequency blinking mode.
FIG. 6 is an imaging diagram of an embodiment of the exposure device operating in a high frequency blinking mode.
[ notation ] to show
Electronic device 1 imaging device 10
Lens 11 lens holder 12
Image sensor 13 circuit board 14
The accommodating space 15 interferes with the pictures 100, 100a and 100b
Device main body 20 power supply module 21
Display screen 22 keyboard module 23
Button 231 electric quantity detection module 34
Exposure member 31 of photographic device privacy protection system 30
Start module 32 interference signal generating module 33
Line segment AA.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1A, fig. 1B, and fig. 2 to fig. 6, a schematic diagram, a hardware architecture diagram, a cross-sectional diagram, and an imaging diagram of an exposure device operating in a low-frequency blinking mode, a medium-frequency blinking mode, and a high-frequency blinking mode according to an embodiment of the electronic device of the present invention are shown.
According to an embodiment of the invention, as shown in fig. 1A and 1B, the electronic device 1 of the invention is a notebook computer, but the invention is not limited thereto, and the electronic device 1 may also be an electronic product having a camera device and a web-surfing function, such as a smart phone and a tablet computer. In the present embodiment, the electronic device 1 includes a camera device 10, a device body 20 and a camera device privacy protection system 30, wherein the device body 20 includes a power module 21, a display screen 22 and a keyboard module 23, and in the present embodiment, the camera device 10 is disposed above the display screen 22 of the device body 20. The privacy protection system 30 includes at least one exposure component 31, a start module 32 and an interference signal generation module 33, wherein the exposure component 31 is disposed in the photographing device 10, the start module 32 is electrically connected to the interference signal generation module 33, and the interference signal generation module 33 is electrically connected to the exposure component 31.
As shown in fig. 1A and 1B, according to an embodiment of the present invention, the starting module 32 may be electrically connected to a specific key 231 on the keyboard module 23, when the user triggers the key 231, the starting module 32 starts the interference signal generating module 33, so that the interference signal generating module 33 generates and transmits an interference signal to the exposure member 31, the exposure member 31 emits light and operates in a blinking mode, and light captured by the photographing device 10 cannot be imaged due to overexposure. In the embodiment, the exposure component 31 is a Light-Emitting diode (LED), when the activation module 32 is triggered, the activation module 32 turns on the interference signal generation module 33, and the interference signal generation module 33 generates an interference signal through a Pulse Width Modulation (PWM) mechanism, so that the exposure component 31 operates in a flash mode, and the Light captured by the photographing device 10 cannot be imaged due to overexposure, thereby forming the interference image 100 shown in fig. 4. According to an embodiment of the present invention, the interference signal generating module 33 generates the interference signal through a Pulse Width Modulation (PWM) mechanism, and generates different light and dark stripe widths and densities through different frequencies and lengths of the signal, so that the exposure device 31 can operate in a low-frequency flicker mode, a medium-frequency flicker mode, or a high-frequency flicker mode, thereby forming the interference images 100, 100a, 100b as shown in fig. 4 to 6. For example, the present invention can utilize the characteristic of the pulse width modulation mechanism to control the bandwidth ratio of the ON (ON) and OFF (OFF) of the exposure device 31 by different Duty cycles in a fixed pulse period, thereby achieving the power saving effect. For example: the larger the duty ratio, i.e., the longer the exposure member 31 is opened, the more power is consumed, and thus the duty ratio can be adjusted to be lower to save power consumption. On the other hand, by adjusting different pulse wave frequencies, the speed of the exposure member 31 can be influenced, and different interference effects can be generated.
According to an embodiment of the present invention, the flashing modes include a high-frequency flashing mode, a medium-frequency flashing mode and a low-frequency flashing mode, and the user can switch the modes through a physical key or a switch. Alternatively, as shown in fig. 1B, fig. 2 and fig. 3, the photographing device privacy protection system 30 further includes an electric quantity detection module 34, the electric quantity detection module 34 is electrically connected to the interference signal generation module 33 and the power module 21, the electric quantity detection module 34 detects real-time electric quantity information of the electronic device 1, and the interference signal generation module 33 generates and transmits an interference signal to the exposure member 31 according to the real-time electric quantity information detected by the electric quantity detection module 34, so as to adjust the blinking mode state of the exposure member 31. Specifically, if the power detection module 34 detects that the real-time power information of the power module 21 is greater than 80%, the exposure device 31 is set to the high-frequency blinking mode (as shown in fig. 6), and the exposure effect is optimal at this time, so that a better shielding effect is achieved; if the real-time power information is between 50% and 80%, the interference signal module 33 switches the exposure device 31 to the intermediate-frequency flashing mode (as shown in fig. 5); if the real-time power information is less than 50%, the exposure device 31 is adjusted to the low-frequency blinking mode (as shown in fig. 4) to further save power consumption. However, the value of the real-time power information of the electronic device 1 corresponds to the high-frequency, medium-frequency or low-frequency flashing mode of the exposure member 31, and can be set according to the actual requirement, but not limited thereto. Alternatively, in other embodiments, a long bright mode and more number of blinking mode segments of the exposure device 31 may be added, so that the user can balance the exposure level and the power consumption according to the actual requirement.
According to the idea of the present invention, the electric power switching exposure device 31 of the electronic device 1 operates in the high frequency blinking mode, the medium frequency blinking mode, and the low frequency blinking mode, thereby not only protecting privacy but also saving the power consumption of the exposure device 31. According to an embodiment of the present invention, when the exposure component 31 is turned on and operated, the user can press the button 231 again to enable the starting module 32 to turn off the exposure component 31, and the user can use the photographing apparatus 10 to perform a video conference or take a picture.
It should be noted that, besides being configured as a hardware device, a software program, a firmware, or a combination thereof, each of the above modules may also be configured by a circuit loop or other suitable types; further, the respective modules may be arranged in a single type or in a combined type. In addition, the present embodiment is only an example of the preferred embodiment of the present invention, and all possible combinations of the variations are not described in detail for avoiding redundancy. However, one of ordinary skill in the art should appreciate that each of the above modules or components is not necessarily required. And other well-known modules or components may be included for performing the invention in more detail. Each module or component may be omitted or modified as desired, and no other module or component may necessarily exist between any two modules.
As shown in fig. 1B, fig. 2 and fig. 3, according to an embodiment of the present invention, the photographing device 10 further includes a lens 11, a lens holder 12, an image sensor 13 and a circuit board 14, wherein the lens holder 12 carries the lens 11 and covers the circuit board 14, and an accommodating space 15 is formed between the lens holder 12 and the circuit board 14. The image sensor 13 is disposed in the accommodating space 15 and on the circuit board 14 below the lens holder 12. The exposure component 31 is disposed adjacent to the image sensor 13, and is located in the accommodating space 15 and disposed on the circuit board 14 below the lens holder 12, but the invention is not limited thereto, and the exposure component 31 may also be disposed on the lens holder 12 in the accommodating space 15. As shown in fig. 3, in the embodiment, the number of the exposure members 31 is two, and the two exposure members 31 are respectively disposed on two opposite sides of the image sensor 13, but the invention is not limited thereto, and the number of the exposure members 31 can be changed according to the actual design requirement by disposing four corners around the image sensor 13. In addition, according to a preferred embodiment of the present invention, the exposure members 31 can be symmetrically disposed around the image sensor 13 to achieve uniform exposure.
The privacy protection system 30 of the photographing device of the present invention generates the interference signal by the interference signal generating module 33, so that the exposure member 31 operates in the blinking mode, and the light captured by the photographing device 10 cannot be imaged on the image sensor 13 due to overexposure, thereby not only protecting the privacy of the user, but also saving the power consumption of the exposure member 31 due to the exposure member 31 operating in the blinking mode, and according to an embodiment of the present invention, the privacy protection system 30 of the photographing device can further determine that the exposure member 31 operates in the high frequency blinking mode, the medium frequency blinking mode, and the low frequency blinking mode according to the current power of the electronic device 1, so that the entire operation of the privacy protection system 30 of the photographing device is closer to the actual operation state of the electronic device 1, thereby achieving the dual functions of ensuring the privacy and reducing the power consumption of the operation of the privacy protection system 30 of the photographing device.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (12)

1. A privacy protection system for a camera device used in an electronic device having the camera device, the privacy protection system comprising:
at least one exposure piece arranged in the photographic device, wherein the photographic device comprises a lens, a lens bracket, an image sensor and a circuit board, the lens bracket bears the lens, the circuit board is connected with the lens bracket, an accommodating space is formed between the circuit board and the lens bracket, the image sensor is positioned in the accommodating space and arranged on the circuit board, and the at least one exposure piece is arranged in the accommodating space and close to the image sensor;
an interference signal generating module electrically connected to the at least one exposure member; and
a starting module electrically connected to the at least one exposure member;
wherein: when the starting module is triggered, the starting module starts the interference signal generating module, the interference signal generating module generates and transmits an interference signal to the at least one exposure piece, the at least one exposure piece emits light and operates in a flashing mode, and light captured by the photographic device cannot form images due to overexposure.
2. The privacy system of claim 1, wherein the flash modes include a high frequency flash mode, a medium frequency flash mode, and a low frequency flash mode.
3. The privacy protection system of claim 1, wherein the start module is electrically connected to the interference signal generating module and electrically connected to the at least one exposure component through the interference signal generating module.
4. The privacy protection system for photographing devices as claimed in claim 1, further comprising a switch electrically connected to the interference signal generating module for switching the blinking mode.
5. The privacy system of claim 1, wherein the exposure device further comprises a bright-long mode, the exposure device being switchable between the blinking mode and the bright-long mode.
6. The privacy protection system of claim 1 or 2, further comprising an electric quantity detection module electrically connected to the interference signal generation module, wherein the electric quantity detection module detects a real-time electric quantity information of the electronic device, and the interference signal generation module generates and transmits the interference signal to the at least one exposure component according to the real-time electric quantity information, so that the at least one exposure component emits light and operates in the blinking mode.
7. The privacy system of claim 1, wherein the at least one exposure element is disposed symmetrically in the camera.
8. An electronic device, comprising:
a device main body;
the photographic device is arranged on the device body and comprises a lens, a lens bracket, an image sensor and a circuit board, wherein the lens is borne by the lens bracket, the circuit board is connected with the lens bracket, an accommodating space is formed between the circuit board and the lens bracket, and the image sensor is positioned in the accommodating space and arranged on the circuit board;
a photographic device privacy protection system comprising:
at least one exposure piece, which is arranged in the containing space in the photographic device and close to the image sensor;
an interference signal generating module electrically connected to the at least one exposure member; and
a starting module electrically connected with the at least one exposure piece;
when the starting module is triggered, the starting module starts the interference signal generating module, the interference signal generating module generates and transmits an interference signal to the at least one exposure piece, the at least one exposure piece emits light and operates in a flashing mode, and light captured by the photographic device cannot form images due to overexposure.
9. The electronic device of claim 8, wherein the blinking pattern includes a high frequency blinking pattern, a medium frequency blinking pattern, and a low frequency blinking pattern.
10. The electronic device of claim 8, wherein the start module is electrically connected to the interference signal generating module and electrically connected to the at least one exposure component through the interference signal generating module.
11. The electronic device of claim 8 or 9, wherein the camera privacy protection system further comprises a power detection module electrically connected to the interference signal generation module, the device body comprises a power module electrically connected to the power module, so that the power detection module detects a real-time power information of the electronic device, and the interference signal generation module generates and transmits the interference signal to the at least one exposure device according to the real-time power information, so that the at least one exposure device emits light and operates in the blinking mode.
12. The electronic device of claim 8, wherein the at least one exposure member is a plurality of exposure members, and each exposure member is symmetrically disposed near the image sensor.
CN201710936055.7A 2017-10-10 2017-10-10 Camera device privacy protection system and electronic device Active CN109660737B (en)

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CN110277070A (en) * 2019-07-22 2019-09-24 明基智能科技(上海)有限公司 Display device and display methods

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CN101847297A (en) * 2010-04-23 2010-09-29 南京熊猫机电仪技术有限公司 Method and application for preventing snooping password by using camera
CN206311872U (en) * 2016-11-15 2017-07-07 苏州汉朗光电有限公司 Cam device with privacy protection function
TWM545923U (en) * 2016-12-22 2017-07-21 光寶電子(廣州)有限公司 Picture-taking apparatus

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JP6202276B2 (en) * 2014-07-14 2017-09-27 パナソニックIpマネジメント株式会社 Image processing system, image processing apparatus, and image processing method

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Publication number Priority date Publication date Assignee Title
CN101847297A (en) * 2010-04-23 2010-09-29 南京熊猫机电仪技术有限公司 Method and application for preventing snooping password by using camera
CN206311872U (en) * 2016-11-15 2017-07-07 苏州汉朗光电有限公司 Cam device with privacy protection function
TWM545923U (en) * 2016-12-22 2017-07-21 光寶電子(廣州)有限公司 Picture-taking apparatus

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