630 results about "Mobile phone camera" patented technology

The invention discloses a mobile phone anti-theft system and method based on a camera and a GPS (Global Position System) of a mobile phone. The mobile phone anti-theft system comprises a mobile phone CPU (Central Processing Unit), a microprocessor, a camera driving module, an input module and an unlocking detection module, wherein the input module is connected with the unlocking detection module; the unlocking detection module is connected with the mobile phone CPU; and the mobile phone CPU is connected with the camera driving module through the microprocessor. Compared with the prior art, the mobile phone anti-theft system and method provided by the invention have the advantages as follows: an unlocking operation is carried out when the mobile phone is used after the mobile phone is lost or stolen, and a background operation program which is installed in the mobile phone is triggered and started when the unlocking operation is inaccurate; and a user who currently uses the mobile phone is positioned and photographed through a GPS module and the camera of the mobile phone; meanwhile, obtained information is sent to a mailbox or other addresses which are specified by the user in time, so that the user is convenient to alarm and can find the mobile phone back accurately in time, and the problems of the mobile phone loss and personnel information release of the user can be solved.

The present invention provides a protective frame for phone camera, including: a lower frame fixedly mountable on a phone case; and an upper frame connected to the lower frame through a hinge structure including: a shaft positioning block; a shaft sleeve; a pair of shaft brackets; and a first pivot shaft. The shaft sleeve has a positioning strip and the hollow channel has a positioning groove coupled to the positioning strip such that the shaft sleeve can be assembled in the hollow channel in a quickly detachable manner. A front end of the pivot shaft is configured to pass through at least one shaft hole of the shaft brackets and inserted into an axial channel of the shaft sleeve by means of transition fit such that the upper frame is rotatable while capable to maintain a stable state when being flipped at a desired angle relative to the lower frame.

The invention discloses mobile phone quality detection equipment which comprises a mobile phone front detection device, a wireless function detection device, a mobile phone back detection device, a sound detection device, a mobile phone camera detection device, a mobile phone camera focusing test device, a mobile phone vibration detection device, a six-axis manipulator and a controller. The mobile phone front detection device is used for detecting the front appearance of a mobile phone, the wireless function detection device is used for detecting the wireless charging function and the NFC function of the mobile phone, the mobile phone back detection device is used for detecting the back appearance of the mobile phone, and the sound detection device is used for detecting the radio and playing functions of the mobile phone. The mobile phone camera detection device is used for detecting the quality of a camera, the mobile phone camera focusing test device is used for detecting the focusing function of the camera, the mobile phone vibration detection device is used for detecting the vibration function of a mobile phone, and the six-axis manipulator is used for grabbing and moving the mobile phone. According to the invention, the efficiency of quality detection during mobile phone recovery can be improved, and the labor cost is reduced.

The invention discloses a teaching implementation method based on combination of motion perception and AI driving, and relates to the technical field of education and teaching. The implementation of the teaching method comprises the steps of multi-modal data expansion and acquisition, cross-dimensional dynamic evaluation and cognitive diagnosis, emotion adaptive feedback and intervention, cross-scene learning map construction and capability migration, and whole-process data closed loop and systematic evolution. And the multi-modal data expansion acquisition comprises the steps of dynamic data acquisition, physiological data acquisition, environmental behavior data acquisition and data preprocessing. The method has the advantages that a multi-modal data acquisition scheme of a common mobile phone camera and a built-in sensor is adopted; the system replaces the traditional dance teaching which depends on special three-dimensional modeling equipment and sensor gloves for boxing teaching, reduces the hardware cost, can realize full scene coverage of families, classrooms, outdoors and the like without professional site deployment, and solves the core problems of high hardware cost and limited scenes in the prior art.

The invention discloses a method and device for detecting color reducibility of a mobile phone camera and a medium, and relates to the technical field of image quality detection.The method comprises the steps that after geometric alignment is conducted on a color card image set, color block areas are divided, and a cross-light-source color block observation matrix is obtained through color block feature extraction; converting the cross-light-source color block observation matrix into a target color space coordinate, and performing illumination correction to obtain a cross-light-source color coordinate matrix; inputting the cross-light-source color coordinate matrix into a deep learning model, outputting a color block level high-dimensional color embedding matrix, and obtaining a high-dimensional color embedding vector set corresponding to the tested mobile phone camera in combination with an attention weight; calculating a color reducibility error index based on the high-dimensional color embedding vector set in combination with the standard reference library; and performing qualification judgment according to the color reducibility error index to generate a qualification detection conclusion. According to the invention, a stable and reliable technical basis is provided for camera quality detection under a multi-light-source imaging condition.

The invention discloses a high-weather-resistance photocuring coating with radar infrared stealth and intelligent anti-counterfeiting functions and preparation, and relates to the technical field of special functional materials. According to the coating, stealth, anti-counterfeiting and extreme environment tolerance are realized through multi-component collaborative design: matrix resin is prepared by compounding organic fluorine modified epoxy acrylate and polyurethane acrylate, and trifluoro propyl trimethoxy silane and polyoxyethylene ether block copolymer are introduced, so that weather resistance is improved; the photo-initiation system contains a free radical / cation composite initiator and a low-temperature initiator, and supports wide-temperature-range curing. The functional filler comprises a core-shell complex and carbon nanotube / graphene composite powder, and uniform dispersion of the filler is realized through a gradient grinding process. The method is suitable for military equipment camouflage, aerospace protection and criminal investigation anti-counterfeiting, 800-1400 [mu] m thermal radiation matching, radar wave absorption and mobile phone camera readable encryption information are achieved, and an innovative solution is provided for high-end equipment protection and information safety.

The invention relates to a method for detecting near vision based on an adaptive technology, and the method comprises the steps: S1, carrying out the initialization of a program, and obtaining a device DPI; s2, turning on a camera, acquiring focal length information of the camera, controlling parameters of the camera of the mobile phone to remain unchanged, and detecting whether a human face is in a state of being parallel to a screen and centered or not in real time; if it is detected that the face is not parallel to the screen or not located in the center of the screen, the program pauses detection and guides the user to adjust the position of the face, and then the step S2 is executed again until it is detected that the face is parallel to the screen and located in the center of the screen; s3, entering an interpupillary distance measurement program, and measuring the interpupillary distance; s4, starting a near vision detection program, calculating a detection distance according to the interpupillary distance, and dynamically adjusting the sighting mark size of the visual chart according to the detection distance; and S5, performing near vision detection, and recording a near vision detection result. By dynamically adjusting the size of the sighting mark, the detection error is effectively avoided, and the objectivity and accuracy of the detection result are improved.

The invention discloses an ultra-long-focus periscopic mobile phone camera. The ultra-long-focus periscopic mobile phone camera sequentially comprises a first group, a second group, a prism and an image surface from an object space to an image space, the first group sequentially comprises a first lens, a second lens and a third lens from an object side to an image side; the second group comprises a fourth lens and moves along the optical axis during focusing; wherein the first lens has positive focal power; the second lens has negative focal power; the third lens has positive focal power; the fourth lens has negative focal power; the prism is provided with an incident plane, a first reflection plane, a total reflection plane, a second reflection plane and an emergent plane, and light emitted by the fourth lens enters the prism from the incident plane, is reflected at least once through the first reflection plane, the total reflection plane and the second reflection plane and then is emitted to the image plane through the emergent plane. The super-long-focus periscopic mobile phone camera has the advantages of large aperture, small size, long focal length, mobile focusing and good imaging quality.

The present disclosure relates to the field of optical lens, and discloses a camera optical lens, including from an object side to an image side: a first lens having positive refractive power, a second lens having negative refractive power, a third lens having negative refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power, a sixth lens having positive refractive power, and a seventh lens having negative refractive power; and the following relational expressions are satisfied: −0.300≤Sin(A1.0out14)*R14 / f7≤0.003; 1.05≤(f1+f2+f3+f4) / (f5+f6+f7)≤2.30; −1.40≤Sin(A0.8out8)*R8 / f4≤0.10. The camera optical lens according to the present disclosure has excellent optical characteristics of sufficient aberration correction, large aperture, wide-angle, ultra-thin, diversified structural design, and high sensor matching, and is particularly suitable for a mobile phone camera lens assembly and a WEB camera lens which are composed of camera elements such as CCD, CMOS with high definition and a vehicle-mounted lens.

The invention relates to the technical field of mobile phone production equipment, and discloses a mobile phone camera cover plate coating mechanism which comprises a coating machine body and a box, the side, close to the coating machine body, of the box is fixedly connected with the coating machine body through an air outlet pipe, and the other side of the box is fixedly connected with an air inlet pipe; the first filter screen and the second filter screen are connected into the box body in a sliding mode, and a replacement unit used for exchanging the first filter screen and the second filter screen is installed on the outer side of the box body; the third filter screen is fixed to the end of the air inlet pipe, and a first cleaning unit is arranged between the replacement unit and the third filter screen; according to the mobile phone camera cover plate coating device, an existing mobile phone camera cover plate coating device is optimized, through the designed replacement unit, the first filter screen and the second filter screen, the filter screens can be conveniently and rapidly pulled out, manual external cleaning is conducted, meanwhile, the cleaned filter screens are automatically replaced into the box body, alternate work of the two filter screens is achieved, the filter screens do not need to be shut down to be disassembled and washed, and the working efficiency is improved. And the filter screen cleaning efficiency is improved.

The invention provides a method for collecting finger pulse health data based on a mobile phone camera of a mobile terminal, which comprises the following steps: S1, collecting a video, S2, preprocessing a photoelectric volume pulse wave PPG signal, S3, extracting an original photoelectric volume pulse wave PPG signal, S4, denoising the pulse wave signal, S5, averaging a single-cycle pulse wave, S6, calculating a pulse condition signal threshold-free recurrence plot, and S5, obtaining the finger pulse health data based on the pulse condition signal threshold-free recurrence plot. S7, establishing a pulse condition signal ensemble classification model; and S8, outputting a pulse condition classification analysis result. According to the method, the pulse oscillogram with high characteristic signals is obtained through deep algorithm research, in-depth systematic analysis is carried out on the pulse oscillogram in combination with medical theoretical knowledge, and effective and high-accuracy human health data analysis is established.

The invention relates to a small-caliber optical lens, and aims to realize the design targets of high imaging quality, ultra-wide field of view and miniaturization by optimizing parameters such as focal power, curved surface shape, thickness and the like of a lens. The lens is composed of four plastic lenses which are a first lens (P1) with negative focal power, a second lens (P2) with positive focal power, a third lens (P3) with positive focal power and a fourth lens (P4) with positive focal power in sequence from an object side to an imaging surface along an optical axis. The design meets various optical parameter conditions, for example, the focal length ratio (-2 < f1 / f2 <-0.5, 0.2 < f3 / f4 < 1.2), the relation between the effective focal length and the focal length of each lens (for example,-3.004 < f1 / f <-2.554) and the like. In addition, the four lenses are all XY polynomial curved surfaces, and the mechanical structure and the optical performance are optimized. The lens adopts the design of four plastic lenses, is compact in structure, is suitable for miniaturized equipment, can capture more light rays, is suitable for low-light conditions, and can be used for mobile phone cameras, security monitoring equipment and the like.

The invention discloses a three-dimensional scene reconstruction method for obtaining real three-dimensional data based on simple shooting, and the method comprises the steps: 1, carrying out the surrounding video shooting of a target object through a camera of a cellphone, and obtaining the video data containing the target object; 2, decomposing the video data into a plurality of image sequences according to frames, and optimizing the image sequences to generate an original image sequence; 3, performing streaming segmentation on the original image set frame by frame to obtain a mask sequence of the target object, and obtaining a foreground image sequence according to the mask sequence; step 4, performing camera pose estimation on the original image set; step 5, inputting the foreground image sequence and corresponding camera internal and external parameters into a 2DGS model to generate an initial three-dimensional scene; and step 6, performing fine processing on the generated three-dimensional scene, generating a color map and a depth map in the 2D three-dimensional scene for mapping a voxel network, and extracting a contour surface on the voxel network to obtain a final three-dimensional scene.

The invention relates to the technical field of mobile phone camera assembly, and discloses a mobile phone camera lens mounting and attaching mechanism which comprises a bottom plate, supporting frames are fixed to the two sides of the middle position of the top of the bottom plate, and a cross-shaped connecting plate is fixed to the tops of the supporting frames; the substrate taking and placing unit and the lens taking and placing unit are installed on the left side and the right side of the connecting plate respectively, the glue injection unit and the discharging unit are installed on the front side and the rear side of the connecting plate respectively, and the substrate taking and placing unit, the lens taking and placing unit, the glue injection unit and the discharging unit are distributed on the connecting plate in an annular array mode; through mutual cooperation of the designed substrate taking and placing unit, the designed lens taking and placing unit, the designed glue injection unit, the designed discharging unit, the designed combined moving unit and the designed rotating disc, synchronization of substrate taking and placing actions and lens taking and placing actions is achieved, and a set of substrates and lenses are automatically attached every time the rotating disc rotates by one fourth circle; therefore, the efficiency of automatically assembling the lens and the substrate is improved.

The invention relates to the technical field of medical instruments, and particularly provides a non-contact blood oxygen monitoring method and system based on mobile phone direct-current component calibration. The method comprises the following steps: acquiring a hand photoelectric volume pulse wave signal of a target user based on a constructed hand reflective light path of the target user, and extracting a hand direct current component and a hand pulsation component; first face video information of the target user is obtained, a face photoelectric volume pulse wave signal of the target user is collected, and a face direct current component is extracted; constructing a blood oxygen calibration model according to the hand direct current component, the hand pulsation component and the face pulsation component; second face video information of the target user is obtained, a direct current component in the second face video information is extracted and input into the blood oxygen calibration model, and current blood oxygen information of the target user is obtained. Through cooperative work of the front camera and the rear camera, the accuracy of continuous monitoring only depending on the front camera when the mobile phone camera is applied to daily blood oxygen monitoring is improved.

The present disclosure relates to the field of optical lenses, and discloses a camera optical lens. The camera optical lens sequentially includes seven lenses from an object-side surface to an image side: a first lens having positive refractive power, a second lens having negative refractive power, a third lens having negative refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power, a sixth lens having positive refractive power, and a seventh lens having negative refractive power; and the following relational expressions are satisfied: 0.20≤H0.6r9 / IH≤0.30; 16.00≤f1 / H0.6r1*tan(semi-FOV)≤30.00; −6.00≤(H0.6r14 / d13)*(f7 / f)≤−3.00. The camera optical lens has excellent imaging performance, meets the design requirements of wide-angle, low sensitivity, good processability, miniaturization and sufficient correction of aberration, and is particularly suitable for a mobile phone camera lens assembly composed of camera elements such as CCD CMOS with high definition, a WEB camera lens assembly and a vehicle-mounted lens assembly.

1. The name of the design product: the back cover of a mobile phone. 2. The use of the design product: the overall use of the design product is to provide network communication, voice call, transaction processing (data storage, recording, picture browsing), etc.; the local use is to support and fix the camera of the mobile phone and protect the internal structure of the mobile phone. 3. The design points of the design product: the local shape to be protected. 4. The picture or photo that best indicates the design points: Design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the part not to be protected is indicated by a dashed line in the figure.

A camera optical lens sequentially includes seven lenses: a first lens having negative refractive power, a second lens having negative refractive power, a third lens having refractive power, a fourth lens having positive refractive power, a fifth lens having positive refractive power, a sixth lens having positive refractive power, and a seventh lens having negative refractive power. Following relational expressions are satisfied: 1.50≤f4 / f5≤3.40; 0.90≤R5 / R6≤1.40; 170≤FOV / Fno≤200. The camera optical lens according to the present disclosure has excellent optical characteristics of sufficient aberration correction, large aperture, wide-angle and ultra-thinness, and is particularly suitable for a mobile phone camera lens assembly and a WEB camera lens which are composed of camera elements such as CCD, CMOS with high definition, and a vehicle-mounted lens.

The utility model relates to the field of mobile phone camera modules, and discloses a miniaturized periscope lens module, which comprises a prism, a focusing part, a lens and a sensor part, the prism is U-shaped, the sensor part and the focusing part are respectively arranged at two ends of the prism and are positioned on the same side of the prism, the lens is arranged on the focusing part, the prism is provided with four reflecting surfaces, and the reflecting surfaces are arranged on the prism. Light enters from the lens and then enters the sensor part through four times of reflection. The periscope lens module is small in thickness and can be applied to a mobile phone.

The utility model provides a thermal transfer adhesive film tearing mechanism for a mobile phone camera glass cover, comprising a supporting seat, a clamping claw seat, a film separating, film absorbing and film pressing assembly, wherein the film separating assembly comprises a sharp corner block connected to the front part of a front end plate of a thermal transfer production line, so that the bottom film passing through the front end plate can be wound around the sharp corner block and then rolled up onto a winding roller, and when the glass cover moves forward with the bottom film, the bonding part between the thermal transfer adhesive film and the bottom film can be pushed open by utilizing the self strength of the glass cover, so as to form an end head that is convenient for clamping; the film absorbing assembly comprises a plurality of adsorption holes arranged on the upper surface of the front end plate, so that when the film is torn off, the bottom film can be adsorbed to prevent the bottom film from shaking; the film pressing assembly comprises a pressure rod connected to the bottom of the supporting seat, so that the pressure rod is located in front of the clamping claw and extends horizontally in the left and right directions, so that the cross section thereof is rectangular, and when the film is torn off, the lower surface of the pressure rod is higher than the thermal transfer adhesive film by 0.1-0.5 mm, so that the glass cover can be prevented from being lifted up by the thermal transfer adhesive film, and the degree of misalignment thereof is ensured to be within an allowable range.

1. Name of the product of this design: mobile phone camera and camera body. 2. Purpose of this design product: The overall purpose of this design product is to provide network communications, voice calls, transaction processing (data storage, recording, image browsing), etc.; the local purpose is to take photos or videos. 3. The key design feature of this design product lies in the local shape for which protection is sought. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic Figure 1. 5. Designate Design 1 as the base design. 6. Other matters requiring explanation: The dotted lines in the figures indicate parts that do not require protection.

The utility model provides an ultrasonic cleaning water tank which comprises a supporting frame, a conveying mechanism is installed on the surface of the supporting frame, a hanging mechanism is installed on the surface of the conveying mechanism, an ultrasonic cleaning mechanism is arranged at the bottom end of the supporting frame, and a stabilizing mechanism is arranged at the bottom end of the ultrasonic cleaning mechanism. According to the ultrasonic cleaning device, stains attached to the mobile phone camera fixing plate can be effectively removed through water oscillation caused by the ultrasonic generator, deep cleaning can be provided through ultrasonic cleaning, the ultrasonic cleaning device is suitable for small gaps and complex surfaces which are difficult to reach manually, the water temperature can be increased through the heating function, and the cleaning effect is good. According to the ultrasonic cleaning device, dirt fixed on the camera fixing plate is softened, so that the dirt is more easily cleaned by ultrasonic oscillation, the combined use not only can reduce the required cleaning time, but also can improve the overall effect in the cleaning process, and the water tank can be effectively prevented from shaking in the ultrasonic cleaning process by stably wrapping the water tank through the frame.

The invention relates to a mobile phone camera light metering method and device for LED screen seam repairing. The method comprises the steps that LED lamp point images under five different preset focal lengths under initial parameters are collected; performing definition quantification processing on the LED lamp point image to obtain a clear lamp point image; establishing a Lorentz function model; setting a minimum residual sum of squares to iterate the Lorentz function model, and taking a function center of the Lorentz function model after iteration as a target focal length of the mobile phone camera; and obtaining a gray level histogram of the clear lamp point image, and taking the 100th gray level value as the target exposure of the mobile phone camera. The photographing parameters of the mobile phone camera can be automatically adjusted only by collecting a small number of screen sample images under different parameters. The mobile phone camera parameter adjustment is simplified into one-button automatic operation, the image quality needed by mobile phone seam repairing can be obtained without any professional knowledge, photographing can be completed only in several seconds, and the mobile phone seam repairing efficiency and quality are greatly improved.

A camera optical lens includes from an object side to an image side: a first lens having positive refractive power, a second lens having negative refractive power, a third lens having positive refractive power, and a fourth lens having negative refractive power; and following relational expressions are satisfied: 0.65≤f1 / f≤0.85; −1.50≤(f3−f4) / f2≤−0.80; 0.20≤(R3+R4) / f2≤0.80; 2.00≤d1 / d3≤7.00; and −3.50≤f234 / (d3+d5+d7)≤−2.50. The camera optical lens has excellent optical performance and is particularly suitable for a mobile phone camera lens assembly, and a WEB camera lens composed of camera elements such as CCD, CMOS for high pixels.

1. Name of the product in this design: Mobile phone case (water flow case). 2. Purpose of this design: To decorate the appearance of mobile phones, provide drop protection for mobile phones, and protect the mobile phone camera from dust. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a mobile phone personalized sound effect adjusting method based on auricle shape recognition, which comprises the following steps: acquiring three-dimensional shape data of a user auricle through a mobile phone camera, and extracting key parameters such as contour feature points, concave depth and reflection angle of the auricle; calculating a propagation path, a reflection characteristic and a resonance characteristic of sound waves in auricles by using an acoustic modeling technology, and generating a personalized sound effect optimization model; calculating auricle sound insulation characteristics based on an acoustic modeling result, wherein the auricle sound insulation characteristics comprise external noise shielding capability and specific frequency band sound wave absorption capability; when the user answers the call, audio optimization parameters are dynamically generated in combination with the spectral characteristics of the surrounding noise, the frequency band characteristics of the call audio and the personalized sound effect optimization model; dynamically adjusting the audio output setting of the mobile phone based on the audio optimization parameters; according to the method, deep combination of the auricle form and audio optimization is realized, and the personalized auditory experience of the user is improved.

1. The name of this design product: Mobile Phone Case (Little Tornado). 2. Purpose of this design product: used to decorate the appearance of mobile phones, protect mobile phones from falling and protect mobile phone cameras from dust. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. The name of this design product: mobile phone case (maze). 2. The purpose of this design product: to decorate the appearance of mobile phones, protect mobile phones from falling and protect mobile phone cameras from dust. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

An object of a system according to an embodiment is to accurately recognize a posture during training and provide guidance in real time.SOLUTION: A system includes a posture recognition unit, a difference calculation unit, an instruction unit, a superimposition unit, a motivation improvement unit, a moving image generation unit, and a nutrition value analysis unit. The posture recognition unit recognizes a posture during training using an image recognition technique on a moving image captured by a camera of a smartphone. The difference calculation unit calculates a difference between the posture recognized by the posture recognition unit and the video of the trainer. The instructor instructs the posture in a natural language in real time on the basis of the difference calculated by the difference calculator. The superimposition unit superimposes the posture of the user on the moving image of the trainer. The motivation improving unit provides a cheering message in a natural language. The moving image generation unit automatically generates an optimal training moving image. The nutrition value analysis unit analyzes the photograph of the meal to analyze the nutrition value.SELECTED DRAWING: Figure 1

The utility model discloses a mobile phone shell with a screen, which comprises a shell body, an ink screen, an arc-shaped magnetic sheet and a cover plate, and is characterized in that the shell body is provided with a mounting cavity matched with a mobile phone and a first mounting groove arranged opposite to the mounting cavity; the ink screen is arranged in a circular shape, the ink screen is arranged in the first mounting groove, and the ink screen can be in communication connection with external equipment; the arc-shaped magnetic sheet is arranged in the first installation groove and located on the peripheral side of the ink screen. The cover plate is connected with the shell and covers the first mounting groove, and the cover plate is provided with a visible area located above the ink screen. Through the arrangement, the ink screen and the arc-shaped magnetic sheets can be compactly arranged, the space utilization rate is high, the mobile phone shell of the technical scheme not only can display a personalized ink screen for a user, but also gives consideration to the magnetic attraction function of the mobile phone shell, the circular ink screen and the mobile phone camera module form an aesthetic response, the identification degree of a product is also improved, and the user experience is improved. And the overall aesthetic suitability of the mobile phone shell is high.