CN105371963A - Photosensitive device, photosensitive method and mobile equipment - Google Patents
Photosensitive device, photosensitive method and mobile equipment Download PDFInfo
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- CN105371963A CN105371963A CN201410441626.6A CN201410441626A CN105371963A CN 105371963 A CN105371963 A CN 105371963A CN 201410441626 A CN201410441626 A CN 201410441626A CN 105371963 A CN105371963 A CN 105371963A
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- photosensitive
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- infrared light
- visible ray
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Abstract
The invention discloses a photosensitive device, a photosensitive method and mobile equipment. The photosensitive device comprises a first photosensitive area and a second photosensitive area, wherein the first photosensitive area carries out visible-light photosensitivity on visible light so as to carry out photosensitive imaging; and the second photosensitive area carries out infrared light photosensitivity on infrared light radiated to a human body. By using the device, the method and the equipment of the invention, there are the following advantages that through improving the photosensitive device, a photosensitive imaging area is fully used; and a function of sensing the infrared light is added in an area where the visible light can reach but is not imaged so that detection to a human body temperature is achieved.
Description
Technical field
The present invention relates to shooting imaging field, particularly relate to a kind of photosensitive device, photosensitive method and mobile device.
Background technology
Existing smart mobile phone is all furnished with at least one camera, and camera is generally CCM (CompactCameraModule, miniature video camera module); Wherein, the core component of CCM: CMOS (ComplementaryMetalOxideSemiconductor, complementary metal oxide semiconductor (CMOS)) and CCD (Charge-coupledDevice, charge coupled cell), be the photosensitive-member of two types, may be used to assemble CCM.In actual photographed, the speed of finding a view of CCM is quickly, even if rapidly cell phone camera time, screen can show rapidly catch the picture of grabbing, process is very smooth, does not almost have anything to postpone.
At present, the effect of photosensitive-member is only limitted to take pictures, scan the functions such as Quick Response Code, recorded video and video calling, only used the sensitization function that it is the most basic, do not expand out the good application of photosensitive-member, and for growing health demand, the body temperature of self reflects health status, detects body temperature whenever and wherever possible and can guarantee that user understands self body temperature situation fast to make corresponding counter-measure.
Summary of the invention
The technical problem to be solved in the present invention is, for the good application not expanding out photosensitive-member in above-mentioned prior art, cannot detect body temperature whenever and wherever possible to understand the problem of body temperature situation fast, provide a kind of photosensitive device, photosensitive method and mobile device.
The technical solution adopted for the present invention to solve the technical problems is: an aspect of of the present present invention, constructs a kind of photosensitive device, comprising:
Visible ray carries out to visible ray photosensitive with the first photosensitive region of photosensitive imaging;
The second photosensitive photosensitive region of infrared light is carried out to the infrared light of human body radiation.
In photosensitive device of the present invention, the region that can receive visible ray is greater than described first photosensitive region, described second photosensitive region be arranged at can receive visible ray region within and outside described first photosensitive region.
In photosensitive device of the present invention, described second photosensitive region is provided with the IR-cut filter for the infrared light through the radiation of human body institute.
One aspect of the present invention, provide a kind of photosensitive method, described method is applied to the photosensitive device comprising the first photosensitive region and the second photosensitive region, and the method comprises:
It is photosensitive with photosensitive imaging that described first photosensitive region carries out visible ray to visible ray;
It is photosensitive that described second photosensitive region carries out infrared light to the infrared light of human body radiation.
In photosensitive method of the present invention, in described photosensitive method:
The region that can receive visible ray is greater than described first photosensitive region.
In photosensitive method of the present invention, described second photosensitive region the infrared light of human body radiation carried out infrared light photosensitive among, described photosensitive method comprises:
In the region of described second photosensitive region within the region that can receive visible ray and outside described first photosensitive region, infrared light carries out to the infrared light of human body radiation photosensitive.
In photosensitive method of the present invention, described second photosensitive region the infrared light of human body radiation carried out infrared light photosensitive after, described photosensitive method also comprises:
Receive the infrared light of human body radiation to detect described body temperature.
One aspect of the present invention, provides a kind of mobile device, comprising:
Apparatus casing;
Be arranged at the camera assembly on described apparatus casing;
Described camera assembly has and comprises that to carry out visible ray to visible ray photosensitive with the first photosensitive region of photosensitive imaging and the photosensitive device infrared light of human body radiation being carried out to the second photosensitive photosensitive region of infrared light.
In mobile device of the present invention, the region that can receive visible ray is greater than described first photosensitive region, described second photosensitive region be arranged at can receive visible ray region within and outside described first photosensitive region.
In mobile device of the present invention, described second photosensitive region is provided with the IR-cut filter for the infrared light through the radiation of human body institute;
Described mobile device also comprises the sensing unit being arranged at described apparatus casing inside; Described sensing unit is for receiving the infrared light of human body radiation to detect described body temperature.
Implement a kind of photosensitive device of the present invention, photosensitive method and mobile device, there is following beneficial effect: by improving photosensitive device, take full advantage of photosensitive imaging region, visible ray can reach but the region of non-imaging add sensing infrared light function, reach the detection to body temperature, the user of smart mobile phone can be allowed to monitor the body temperature of oneself in real time, the monitoring of smart mobile phone to health can be realized, and propose to advise targetedly for testing result, enable user continue the figure that keeps fit.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of a kind of photosensitive device provided by the invention;
The structural representation of a kind of mobile device that Fig. 2 provides for preferred embodiment of the present invention;
The structural representation of a kind of mobile device that Fig. 3 provides for another preferred embodiment of the present invention;
Fig. 4 is the process flow diagram of a kind of photosensitive method provided by the invention;
Fig. 5 is infrared light transmittance before improving and the coordinate schematic diagram of wavelength relationship;
Fig. 6 is infrared light transmittance after improving and the coordinate schematic diagram of wavelength relationship.
Embodiment
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
The object of the invention is, improve the photosensitive device 10 in mobile device 100, it is made to possess infrared detection ability, and this photosensitive device 10 is applied to mobile device 100 or other can coordinate software detection to go out in the equipment of the subtle change of temperature, make common photosensitive device 10 possess the function of temperature check.By improving photosensitive device 10, take full advantage of photosensitive imaging region, visible ray can reach but the region of non-imaging add sensing infrared light function, reach the detection to body temperature, the user of smart mobile phone can be allowed to monitor the body temperature of oneself in real time, the monitoring of smart mobile phone to health can be realized, and propose to advise targetedly for testing result, enable user continue the figure that keeps fit.
Fig. 1 is the structural representation of a kind of photosensitive device 10 provided by the invention, and as shown in Figure 1, this photosensitive device 10 comprises:
Visible ray carries out to visible ray photosensitive with the first photosensitive region 1 of photosensitive imaging; Photosensitive device 10 is made up of the light sensitive diode of varying number, each pixel is exactly a light sensitive diode, can the photosensitive and imaging to visible ray by general light sensitive diode, see Fig. 1, imaging region is generally the first photosensitive region 1, not covering visible light all regions that can arrive.
The second photosensitive photosensitive region 2 of infrared light is carried out to the infrared light of human body radiation; Because the projected area of visible ray on photosensitive device 10 is greater than the imaging area at photosensitive device 10, namely the first photosensitive region 1 is can the region of imaging, and the second photosensitive region 2 does not possess the function of photosensitive imaging.Therefore in the second photosensitive region 2, increase special infrared sensitive diode, can realize that infrared light carries out to the infrared light of human body radiation photosensitive.
Wherein, described second photosensitive region 2 be arranged at can receive visible ray region within and outside described first photosensitive region 1, this is because the light sensitive diode photosensitive to visible ray can not share same diode with newly-increased infrared sensitive diode, that is, light sensitive diode has the function that the photosensitive function of visible ray does not then have infrared sensitive, or the function with infrared sensitive does not then have the photosensitive function of visible ray.In the middle of the arrangement of all diodes, also the light sensitive diode photosensitive to visible ray can be arranged the region that can receive visible ray with Appropriate application with newly-increased infrared sensitive diode crossbar.Preferably, the visible region that can receive is the first photosensitive region 1 and the second photosensitive region 2 sum, thus makes full use of the visible region that can receive.
Preferably, described first photosensitive region 1 is rectangular area, can receive visible region is the border circular areas that its diameter is more than or equal to the side opposite the angle of rectangular area, this is because, border circular areas determined by camera lens, the reception visible region of general camera lens is circular at present, for special requirement, also the reception visible region of camera lens can be set to other figures.Based in above-mentioned situation, can receive visible region is the border circular areas that its diameter is more than or equal to the side opposite the angle of rectangular area, and so described second photosensitive region 2 is the region in described border circular areas except described rectangular area.Generally, the region of imaging is rectangle, and the imaging region of rectangle is widely used in various mobile device 100 screen, as mobile phone, dull and stereotyped etc., be also widely used in televisor and computer screen, same, the imaging region of the second photosensitive region 2 also can be other figures.In addition, because photosensitive device 10 is generally positioned at camera assembly 20 inside, the through hole that camera assembly 20 gathers visible ray is generally circle, therefore the visible region of actual received is border circular areas.Because imaging region is necessary within received visible region, therefore the rectangular area of imaging is all positioned within the border circular areas of received visible ray.Preferably, four drift angles of above-mentioned rectangular area connect with the circumference of above-mentioned border circular areas, imaging region can be made to maximize, thus reach the object effectively utilizing imaging region.
For the infrared light of human body institute radiation, described second photosensitive region 2 is provided with the IR-cut filter 40 for the infrared light through the radiation of human body institute.Namely by the second photosensitive region 2 light-sensitive infrared light, can effectively utilize and follow-up temperature check.
The beneficial effect of this photosensitive device 10 is, by dividing imaging region and infrared light sensing region, effectively make use of received visible region.
The structural representation of a kind of mobile device 100 that Fig. 2 provides for preferred embodiment of the present invention, as shown in Figure 2, the invention provides a kind of mobile device 100 and comprises:
Apparatus casing 30; This mobile device 100 can be mobile phone, portable computer, flat board etc., therefore apparatus casing 30 is the shell of this mobile device 100.
Be arranged at the camera assembly 20 on described apparatus casing 30; This apparatus casing 30 should offer perforate or holder that this camera assembly 20 can be installed.
Described camera assembly 20 has and comprises that to carry out visible ray to visible ray photosensitive with the first photosensitive region 1 of photosensitive imaging and the photosensitive device 10 infrared light of human body radiation being carried out to the second photosensitive photosensitive region 2 of infrared light; In addition, photosensitive device 10 as shown in Figure 2, photosensitive device 10 also can arrange a base plate, lays the first photosensitive region 1 and the second photosensitive region 2 on this base plate.In fig. 2, photosensitive device 10 is its structure of clear displaying, therefore is exaggerated the size of photosensitive device 10, and in practical application, photosensitive device 10 is arranged within described camera assembly 20.Wherein, described second photosensitive region 2 be arranged at can receive visible ray region within and outside described first photosensitive region 1.
Meanwhile, described first photosensitive region 1 is rectangular area, and can receive visible region is the border circular areas that its diameter is more than or equal to the side opposite the angle of rectangular area, and described second photosensitive region 2 is the region in described border circular areas except described rectangular area.
The beneficial effect of this embodiment is, this photosensitive device 10 can be applicable in different types of camera assembly 20 or mobile device 100, to reach the photosensitive object of infrared light.
The structural representation of a kind of mobile device 100 that Fig. 3 provides for another preferred embodiment of the present invention, as shown in Figure 3, this embodiment is different from an embodiment part and is, described second photosensitive region 2 is provided with the IR-cut filter 40 for the infrared light through the radiation of human body institute; Described mobile device 100 also comprises the sensing unit 50 being arranged at described apparatus casing 30 inside; Described sensing unit 50 is for receiving the infrared light of human body radiation to detect described body temperature.
Particularly, as shown in Figure 3, this embodiment provides a kind of mobile device 100 to comprise:
Apparatus casing 30;
Be arranged at the camera assembly 20 on described apparatus casing 30; Described camera assembly 20 has and comprises that to carry out visible ray to visible ray photosensitive with the first photosensitive region 1 of photosensitive imaging and the photosensitive device 10 infrared light of human body radiation being carried out to the second photosensitive photosensitive region 2 of infrared light.
Be arranged at the IR-cut filter 40 on described second photosensitive region 2, thus described second photosensitive region 2 senses through the infrared light of human body institute radiation.Preferably, special processing is carried out to the second photosensitive region 2, use IR sensitizing dye to apply the second photosensitive region 2 outside imaging region, increase its sensing function to far infrared, to realize sensing the ultrared effect that human body radiation goes out.Meanwhile, set up the IR-cut filter 40 in photosensitive device 10, make it possess far infrared through ability, so as not to the far infrared that gives off of human body stop by IR-cut filter 40.
Be arranged at the sensing unit 50 of described apparatus casing 30 inside; Described sensing unit 50 is for receiving the infrared light of human body radiation to detect described body temperature.Particularly, sensing unit 50 can experience the photosensitive information of photosensitive device 10, and the information that can will experience, the information being for conversion into electric signal or other desired forms according to certain rules exports, to meet the requirements such as the transmission of information, process, storage, display, record and control.It is the primary link realizing automatically detecting and automatically controlling.
The beneficial effect of this embodiment is, by being become by photosensitive convert information electric signal to reach the object of human body body temperature, the user of smart mobile phone can be allowed to monitor the body temperature of oneself in real time, also realize the monitoring of smart mobile phone to health expansibility, and propose to advise targetedly for testing result.Such as, upload described body temperature by connecting Internet, be associated to electronic health record basis or other health records information of user, comprehensively this body temperature value proposes specific aim suggestion.
Fig. 4 is the process flow diagram of a kind of photosensitive method provided by the invention, as shown in Figure 4, the invention provides a kind of photosensitive method, described method is applied to the photosensitive device 10 comprising the first photosensitive region 1 and the second photosensitive region 2 or the mobile device 100 with this photosensitive device 10, and the method comprises the following steps:
S1, that described first photosensitive region 1 pair of visible ray carries out visible ray is photosensitive with photosensitive imaging;
It is photosensitive that the infrared light of S2, described second photosensitive region 2 pairs of human body radiations carries out infrared light; Wherein, the region that can receive visible ray is greater than described first photosensitive region, preferably, described second photosensitive region 2 be arranged at can receive visible ray region within and outside described first photosensitive region 1.
Step S1 and step S2 can carry out also can non-concurrent carrying out simultaneously, in actual applications, due to take pictures and preview image time photosensitive device 10 generate heat very serious, photosensitive device 10 is from knowing from experience the infrared ray produced, this infrared ray may affect the accuracy of temperature check, consider for this kind of situation, step S1 can perform step S2 after performing, or does not perform step S1 when performing step S2.
Wherein, the infrared light of described second photosensitive region 2 pairs of human body radiations carry out infrared light photosensitive among, i.e. step S2, described photosensitive method comprises:
In S21, the described second photosensitive region region within the region that can receive visible ray and outside described first photosensitive region, infrared light carries out to the infrared light of human body radiation photosensitive.Particularly, common IR-cut filter 40 can be increased at photosensitive device 10, the transmitance of this IR-cut filter 40 with wavelength variations relation as shown in Figure 5, Fig. 5 is infrared light transmittance before improving and the coordinate schematic diagram of wavelength relationship, improvement project is, the light sensitive diode of the second photosensitive region 2 increases plated film, this part light sensitive diode is made to possess the ultrared function of sensing human body institute radiation, and set up IR-cut filter 40, its transmitance and wavelength relationship are modified as shown in Fig. 6, Fig. 6 is infrared light transmittance after improving and the coordinate schematic diagram of wavelength relationship, the wavelength that human body is distributed can be received by photosensitive device 10 through IR-cut filter 40 at the infrared ray of more than 10000nm, thus the far infrared of human body radiation is sensed, realize temperature detecting function.Wherein, there are in Fig. 5 and Fig. 6 three lines, the IR-cut filter 40 of three kinds of different cutoff wavelengths that these three line representatives are comparatively conventional at present, in embody rule, according to an actual conditions reference wherein curve.In Fig. 5 and Fig. 6, horizontal ordinate is the wavelength of light, and comprise ultraviolet, visible ray, infrared ray etc., wavelength is from being short to length; Ordinate is the transmitance of different wave length light, and from 0% to 100%, 0% represent completely cannot transmitted light, and 100% represents complete transmitted light.
Preferably, when reality uses, first photosensitive region 1 photosensitive imaging of photosensitive device 10 or mobile device 100 is called exposal model, the infrared sensing of the second photosensitive region 2 is called temperature check pattern, photosensitive device 10 or mobile device 100 are close to human body skin, in order to avoid the impact of extraneous light.Now, the first photosensitive region 1 senses less than luminous ray, and photosensitive device 10 or mobile device 100 are just converted to temperature check pattern, closes the sensitization function of the first photosensitive region 1, opens the sensitization function of the second photosensitive region 2.Once temperature check is complete, or photosensitive device 10 or mobile device 100 are received visible ray, when visible ray having been detected by the visible ray light sensitive diode of the second photosensitive region 2, photosensitive device 10 or mobile device 100 restart exposal model, close temperature check pattern.
S3, upon step s 2, receives the infrared light of human body radiation to detect described body temperature.This step by other set handling unit to process this part human body temperature data, to realize the transmission of this body temperature data message, process, storage, display, record and control etc.
The beneficial effect of the method is, this photosensitive device 10 of the present invention and mobile device 100 realize diverse ways by software program, improve Consumer's Experience and make this photosensitive device 10 and mobile device 100 more intelligent.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.
Claims (10)
1. a photosensitive device, is characterized in that, comprising:
Visible ray carries out to visible ray photosensitive with the first photosensitive region of photosensitive imaging;
The second photosensitive photosensitive region of infrared light is carried out to the infrared light of human body radiation.
2. photosensitive device according to claim 1, is characterized in that, the region that can receive visible ray is greater than described first photosensitive region, described second photosensitive region be arranged at can receive visible ray region within and outside described first photosensitive region.
3. photosensitive device according to claim 1, is characterized in that, described second photosensitive region is provided with the IR-cut filter for the infrared light through the radiation of human body institute.
4. a photosensitive method, is characterized in that, described method is applied to the photosensitive device comprising the first photosensitive region and the second photosensitive region, and the method comprises:
It is photosensitive with photosensitive imaging that described first photosensitive region carries out visible ray to visible ray;
It is photosensitive that described second photosensitive region carries out infrared light to the infrared light of human body radiation.
5. photosensitive method according to claim 4, is characterized in that, in described photosensitive method:
The region that can receive visible ray is greater than described first photosensitive region.
6. photosensitive method according to claim 5, is characterized in that, described second photosensitive region the infrared light of human body radiation carried out infrared light photosensitive among, described photosensitive method comprises:
In the region of described second photosensitive region within the region that can receive visible ray and outside described first photosensitive region, infrared light carries out to the infrared light of human body radiation photosensitive.
7. photosensitive method according to claim 4, is characterized in that, described second photosensitive region the infrared light of human body radiation carried out infrared light photosensitive after, described photosensitive method also comprises:
Receive the infrared light of human body radiation to detect described body temperature.
8. a mobile device, is characterized in that, comprising:
Apparatus casing;
Be arranged at the camera assembly on described apparatus casing;
Described camera assembly has and comprises that to carry out visible ray to visible ray photosensitive with the first photosensitive region of photosensitive imaging and the photosensitive device infrared light of human body radiation being carried out to the second photosensitive photosensitive region of infrared light.
9. mobile device according to claim 8, is characterized in that, the region that can receive visible ray is greater than described first photosensitive region, described second photosensitive region be arranged at can receive visible ray region within and outside described first photosensitive region.
10. mobile device according to claim 8, is characterized in that, described second photosensitive region is provided with the IR-cut filter for the infrared light through the radiation of human body institute;
Described mobile device also comprises the sensing unit being arranged at described apparatus casing inside; Described sensing unit is for receiving the infrared light of human body radiation to detect described body temperature.
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| CN201410441626.6A CN105371963B (en) | 2014-09-01 | 2014-09-01 | A kind of photosensitive device, photosensitive method and mobile device |
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| CN201410441626.6A CN105371963B (en) | 2014-09-01 | 2014-09-01 | A kind of photosensitive device, photosensitive method and mobile device |
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| CN105371963A true CN105371963A (en) | 2016-03-02 |
| CN105371963B CN105371963B (en) | 2018-08-24 |
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| CN113923323A (en) * | 2020-07-09 | 2022-01-11 | 维沃移动通信有限公司 | Camera module, electronic equipment and control method and control device thereof |
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| CN105371963B (en) | 2018-08-24 |
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