33results about How to "Reduce the amount of incoming light" patented technology

The invention provides an optical imaging lens and imaging equipment, and the optical imaging lens comprises, in order from the object side to the image side, the following parts of a first lens having focal power, wherein the object side is convex, and the image side is concave; a second lens having negative focal power, wherein the object side is concave, and the image side is concave; a third lens having positive focal power, wherein the object side is convex, and the image side is convex; a fourth lens having positive focal power, wherein the object side is convex, and the image side is convex; a fifth lens having positive focal power, wherein the object side is convex, and the image side is convex; a sixth lens having negative focal power, wherein the object side is concave, the imageside is concave, and the fifth lens and the sixth lens constitutes a cemented body; a seventh lens having a negative focal power, wherein the object side is concex, and the image side is concave; anda diaphragm. The optical imaging lens provided by the invention has the characteristics of a large aperture, a long focal length, high resolution, and the like, and can meet the requirements of a small field of view and a high resolution lens in the automotive field.

The invention discloses a heat preservation wall of an environmentally friendly building. The wall comprises an inner wall, an outer wall and a fixed base disposed between the inner wall and the outerwall, the fixed base comprises a honeycomb-shaped support frame and heat-insulating cores, the heat-insulating cores are placed in hexagonal holes inside the honeycomb-shaped support frame, the outerwall includes a solar photovoltaic panel and electrochromic glass from inside to outside, and the inner wall includes a sound absorbing layer and an inner wall decorative layer from inside to outside. According to the wall, the support frame is manufactured on the fixed base by using a honeycomb type structure, the heat-insulating cores are filled in each of the independent hexagonal holes to ensure the excellent thermal insulation performance and structural strength, when the surface temperature of the outer wall rises under the action of light, a storage battery discharges, the electrochromic glass changes color, the amount of light entering is reduced, the outer facade of the wall is protected, the influence of the light on the wall is reduced, and the defect that a traditional heat preservation exterior wall does not take light conditions in consideration sufficiently is overcome.

The application relates to the field of semiconductor device manufacturing, in particular to an image sensor and a manufacturing method thereof. The application provides an image sensor and a manufacturing method thereof. The image sensor comprises a semiconductor substrate which comprises more than one pixel region comprising a white pixel region, a first dielectric layer which is located on thesemiconductor substrate, a second dielectric layer which is located on the first dielectric layer, and a light reflection layer which is located in the second dielectric layer and corresponds to the white pixel region. The light reflection layer located above the white pixel region reflects part of white light, so that the light input of the photosensitive element can be reduced, the problem of early saturation of the white pixel region can be reduced, and the image quality of the image sensor can be improved.

The invention relates to a phase focusing image sensor and a forming method thereof, and the image sensor comprises a semiconductor substrate, wherein the semiconductor substrate comprises an image capture region and a phase focusing region. A first photosensitive layer is arranged in the image capture region of the semiconductor substrate, and a second photosensitive layer is arranged in the phase focusing region of the semiconductor substrate. The image sensor also comprises a first anti-reflection structure which is located on the surface of the semiconductor substrate image capture region;a second anti-reflection structure which is located on the surface of the semiconductor substrate phase focusing area, wherein the reflectivity of the second anti-reflection structure is greater thanthat of the first anti-reflection structure; a first light filtering layer which is located on the surface of the first anti-reflection structure, wherein the monochromatic light passes through the first light filtering layer; and a second light filtering layer which is located on the surface of the second anti-reflection structure, wherein the natural light passes through the second light filtering layer. The performance of the phase focusing image sensor is improved.

The invention provides information processing and electronic equipment. The invention discloses an information processing method and electronic equipment. The fingerprint acquisition device is used for acquiring detection parameters according to the first exposure time and the second exposure time, determining whether external ambient light affects acquisition of the fingerprint by the fingerprintacquisition device based on the detection parameters, if not, acquiring the fingerprint of the finger by the fingerprint acquisition device based on the first exposure time, and if yes, acquiring thefingerprint of the finger by the fingerprint acquisition device based on the second exposure time. Wherein the second exposure time is shorter than the first exposure time. According to the scheme ofthe invention, under the condition that the external ambient light influences the fingerprint acquisition device to acquire the fingerprint, the fingerprint is acquired; according to the fingerprintacquisition device, the light incoming amount of the photosensitive element of the fingerprint acquisition device can be effectively reduced by adopting a relatively short exposure time, namely the second exposure time, so that the excessive exposure of the fingerprint image acquired by the fingerprint acquisition device can be avoided to at least a certain extent, and the quality of the fingerprint image acquired by the fingerprint acquisition device is correspondingly and better ensured.

The invention belongs to the field of building facilities, and in particular relates to a safe ventilated window. The safe ventilated window comprises a window frame, and a pit is formed in the side wall of the inner circumference of the window frame. An outer window plate and an inner window plate are arranged in the window frame side by side, and the inner window plate and the outer window plateare connected with a protruding elastic band in a sealing mode along the circumferential side wall. The elastic band protrudes outwards and attaches to the side wall of the pit when being extruded, and the outer side wall of the outer window plate is fixedly connected with the side wall of the pit through a connecting strip. The center of the outer window plate is fixedly connected with a connecting block made of a magnetic material, and the direction of the magnetic pole of the connecting block is orthogonal to the outer window plate. A sliding rod is glidingly connected in the connecting block in a penetrating mode. one end of the sliding rod is fixedly connected with the outer side wall of the inner window plate, and a limiting block used for limiting the connecting block is fixedly arranged at the other end of the sliding rod. The safe ventilated window can avoid a large gap between the window plates and the window frame, and therefore the safety of the ventilated window is improved. Meanwhile, as air enters a room through the sides of the window frame, the wind coverage can be increased, and the ventilation effect can be improved.

The technical solution of the present invention discloses an image sensor and a manufacturing method thereof. The image sensor includes a semiconductor substrate formed with a photodiode, and the semiconductor substrate includes different pixel areas, and the pixel area includes a white pixel area; An insulating structure on the insulating structure; a light-shielding film partially covering the insulating structure; a color filter layer corresponding to different pixels on the insulating structure, the color filter layer includes a white color filter layer, and the light-shielding film isolates the The color filter layer; an organic photodiode positioned above the white color filter layer and partially blocking the white color filter layer; a microlens positioned above the color filter layer. The image sensor not only improves the image quality of the image sensor, but also improves the sensitivity of the image sensor.

The invention discloses a figure motion change detecting method based on an extracting function and three-channel separation, which mainly solves the problem that in the prior art, the figure motion change detecting method is limited and incomplete in outline. The realization process is as follows: firstly, creating a gray-scale map background and a YUV (Luma and Chroma) three-channel background of the first 100 frames of a figure motion video by an averaging method; using an extracting function method to process the gray-scale map and the gray-scale map background of a to-be-detected image to obtain the result of the extracting function method; performing YUV three-channel separation to the to-be-detected image to obtain three single-channel images; respectively obtaining absolute differences between the three images and the corresponding channels; and utilizing an Otsu threshold method to binarize the three absolute differences to obtain three single-channel result images, fusing the three single-channel result images into an image by a mechanism of selecting two from three, and performing OR operation to the image and the result of the extracting function method to obtain the final result. The method is simple in algorithm and complete in figure outline, and can be used for detecting the figure motion change in an actual monitor system.

The invention provides an optical imaging lens and an imaging device, which sequentially include from the object side to the image side: a first lens with optical power, whose object side is convex and the image side is concave; a second lens with negative power , the object side is concave and the image side is concave; the third lens with positive refractive power is convex on the object side and the image side is convex; the fourth lens with positive refractive power is convex on the object side and the image side is Convex; the fifth lens with positive refractive power, the object side is convex, the image side is convex; the sixth lens with negative power, the object side is concave, the image side is concave, and the fifth lens and the sixth lens The lenses comprise a cemented body; a seventh lens with negative refractive power, whose object side is convex and its image side is concave; and a diaphragm. The optical imaging lens of the present invention has the characteristics of large aperture, long focal length, high resolution, etc., and can meet the requirements of the vehicle field for a lens with a small field of view and a high resolution.

The invention discloses an image recognition module based on a deep neural network. The image recognition module comprises an image recognition module main body, a recognition automatic positioning device and a multifunctional recognition device, the front surface of the image recognition module main body is movably connected with the recognition automatic positioning device; the inner side of theimage recognition module main body is fixedly connected with the multifunctional recognition device; the bottom end of the image recognition module main body is fixedly connected with an outdoor recognition moving mechanism; the bottom of one end of the image recognition module main body is fixedly connected with a storage side box; the storage convenience of the recognition module is well reflected by the storage side box; the movable push rod well reflects the stress convenience of the device; the outdoor activity recognition mechanism greatly improves the activity convenience of the device, the multifunctional recognition device well reflects the diversity of image recognition functions of the device, the recognition automatic positioning device well reflects the recognition positioning automation of the device, and the image recognition module is suitable for being used in the technical field of image recognition and has wide development prospects in the future.

A zoom security lens, comprising in order from the object plane side to the image plane side: a first fixed lens group with positive refractive power, a variable magnification lens group with negative refractive power, a diaphragm, a second fixed lens group with positive refractive power, Focusing lens group and imaging surface with positive refractive power, wherein: the variable power lens group moves along the optical axis from the object side to the image plane side, and at the same time the focusing lens group makes a non-linear movement along the optical axis corresponding to the variable power lens group as Compensation to ensure the stability of the system image plane in the process of focal length change; while achieving 4K resolution, large aperture, and infrared confocal, this lens significantly reduces the distortion of the optical system, improves the brightness ratio, and eliminates stray light. It is conducive to the promotion of zoom face recognition cameras.

The embodiment of the invention discloses a photographing processing method and a terminal device, which are applied in the technical field of mobile communication. The method is applied to a terminal device with a camera, wherein the camera includes an image sensor, and the image sensor includes a photosensitive pixel array and a filter disposed on the photosensitive pixel array. The method includes: acquiring a preview image collected by the camera, and detecting Whether there is noise or glare in the preview image; if it exists, it is judged whether the noise intensity in the preview image exceeds the preset noise intensity threshold and / or whether the glare intensity in the preview image exceeds the preset glare intensity threshold; if If it exceeds, adjust the thickness of the optical filter corresponding to the imaging pixel point that generates the noise or glare to change the amount of light entering the image sensor; control the camera to capture the scene and generate a photo. By implementing the embodiments of the present invention, the noise and / or glare phenomenon in the image can be reduced, and the imaging quality of the image during the photographing process can be improved.

The invention belongs to the technical field of camera stroboflash prevention, and discloses a camera stroboflash prevention device which is arranged in front of a lens of a camera module and comprises a light reducing piece module, a movement mechanism is connected to the light reducing piece module, and multiple groups of light reducing piece assemblies are arranged in the light reducing piece module in a sliding mode. Coaxial light holes are formed in the light reducing piece module and the movement mechanism, the light reducing piece module comprises a guide rail plate and a light reducing piece assembly, a guide groove is formed in the guide rail plate, the light reducing piece assembly is arranged in the guide groove, and the movement mechanism drives the light reducing piece assembly to slide in the guide groove. According to the device provided by the invention, camera stroboflash can be avoided, the picture brightness is relatively natural, the camera stroboflash can be avoided, the picture effect can be considered in different scenes, and overexposure cannot be generated. Meanwhile, the device is compact in structure, small in size, simple in structure and suitable for being widely applied to camera modules in the fields of mobile phones, computers, intelligent television equipment, digital conference equipment and the like.

he invention discloses a zooming security lens comprising a first fixed lens group with the positive focal power, a zoom lens group with the negative focal power, a diaphragm, a second fixed lens group with the positive focal power, a focusing lens group with the positive focal power and an imaging surface that are arranged successively from an object plane side to an image plane side. While the zoom lens group moves from the object side to the image surface side along the optical axis, the focusing lens group performs nonlinear movement corresponding to the zoom lens group along the optical axis for compensation, so that the high stability of the system image surface in the focal length change process is ensured. According to the lens, 4K resolution, large aperture and infrared confocal performance are realized; distortion of an optical system is remarkably reduced; the brightness ratio is improved; the stray light is eliminated; and popularization of a zoom face recognition camera isfacilitated.

The invention belongs to the field of building facilities, and particularly relates to a safety ventilation window and a use method. The safety ventilation window comprises a window frame, a recess isformed in the inner circumferential side wall of the window frame, an outer window plate and an inner window plate are arranged in the window frame side by side, the inner window plate and the outerwindow plate are connected with elastic belts protruding outwards in a sealed mode along the circumferential side wall, the elastic belts protrude outwards and attach to the side wall of the recess when extruded, the outer side wall of the outer window plate is fixedly connected with the side wall of the recess through connecting strips, a connecting block made of a magnetic material and having the magnetic pole direction being orthogonal to the direction of the outer window plate is fixedly connected to the center of the outer window plate, a sliding rod is slidably connected into the connecting block in a penetrating mode, one end of the sliding rod is fixedly connected with the outer side wall of the inner window plate, and a limiting block used for limiting the connecting block is fixed to the other end of the sliding rod. A large gap generated between the window plates and the window frame can be avoided, so that the safety of the ventilation window is improved; and meanwhile, airenters a room through the periphery of the window frame, so that the coverage range of wind power can be increased, and the ventilation effect is improved.

The invention discloses a method and device for detecting an image of an LED light source with a stroboscopic suppression function. The method steps include: S1. Determine an optimal exposure time for a target image sensor, so that the target image sensor collects samples to be measured according to the optimal exposure time. There is no LED stroboscopic effect in the image of the LED light source; S2 reduces and adjusts the light input of the target image sensor according to the determined optimal exposure time, so as to reduce the light input of the target image sensor to avoid overexposure, and determine the adjusted light input ; S3. The control target image sensor collects the image of the LED light source to be tested for detection according to the optimal exposure time determined in step S1 and the light input amount adjusted in step S2. The invention can suppress the LED stroboscopic effect when detecting the LED light source, and at the same time avoid the overexposure phenomenon.

The invention discloses an image recognition module based on a deep neural network, which includes an image recognition module main body, a recognition automatic positioning device and a multifunctional recognition device. The front of the image recognition module main body is movably connected with a recognition automatic positioning device. The inner side of the main body of the module is fixedly connected with a multi-functional recognition device, the bottom of the main body of the image recognition module is fixedly connected with an outdoor recognition activity mechanism, and the bottom of one end of the main body of the image recognition module is fixedly connected with a storage side box, which is very good It reflects the convenience of storage of the identification module. The movable push rod well reflects the convenience of the device. The outdoor identification mechanism greatly improves the convenience of the device. The multi-functional identification device is a good embodiment The diversity of image recognition functions of the device is demonstrated, and the recognition automatic positioning device well reflects the automatic recognition and positioning of the device, which is suitable for use in the field of image recognition technology and has broad development prospects in the future.

The technical solution of the present invention discloses an image sensor and a manufacturing method thereof. The image sensor includes a semiconductor substrate formed with a photodiode, and the semiconductor substrate includes different pixel areas, and the pixel area includes a white pixel area; An insulating structure on the insulating structure; an organic photodiode that runs through the insulating structure and partially covers the photodiode in the white pixel area; a light-shielding film located on the insulating structure and partially covering the insulating structure; corresponding to different pixels located on the insulating structure a color filter layer, the color filter layer includes a white color filter layer, and the light-shielding film isolates the color filter layers of different pixels; a microlens located above the color filter layer. The image sensor not only improves the image quality of the image sensor, but also improves the sensitivity of the image sensor.

The invention belongs to the field of sponge city construction, and in particular relates to an ecological roof light-controlled irrigation system for sponge city construction. The upper part of the water storage tank is close to the opening, and the output end of the overflow pipe is downward; the permeable net covers the upper opening of the water storage tank, and the permeable net and the water storage tank are detachably connected; the water storage tank is equipped with a water pressure mechanism. The water mechanism includes: a sealed shell, the top of which is made of transparent material, and the sealed shell is fixedly connected to the bottom surface of the water storage tank; a one-way water inlet pipe, which is connected to the lower part of the sealed shell; The drain pipe is connected to the upper part of the sealed case, and the upper end of the one-way drain pipe extends to the outside of the water storage tank. The invention utilizes the properties of the light-expanding ball to expand when exposed to light and recover without light, cooperates with a one-way water inlet pipe and a one-way drain pipe to squeeze out the water in the water storage tank to realize the effect of automatic watering.

An embodiment of the present application provides an under-screen camera camera method, device, storage medium, and mobile terminal. The method includes: when it is detected that the under-screen camera of the mobile terminal enters the preview shooting mode, detecting whether the light source will appear on the preview shot image Rainbow pattern; if the light source will produce rainbow pattern on the preview shot image, then control the automatic aperture adjustment device of the mobile terminal to adjust the size of the aperture to eliminate the rainbow pattern; detect whether the light source will cause overexposure on the regenerated preview shot image; If the light source will cause overexposure on the regenerated preview shot image, turn on the shutter mode of the mobile terminal to reduce the amount of light entering the camera under the screen; based on the adjusted aperture and light entering, control the camera under the screen to shoot. In the embodiment of the present application, by using an automatic aperture adjustment device on the under-screen camera of the mobile terminal, the user can eliminate rainbow stripes and low exposure under strong light sources when taking pictures, and improve the quality of the captured images.