132 results about "Color discrimination" patented technology

A mobile device with color discrimination for producing one of a plurality of pre-determined physical actions when disposed on an action surface includes a body having a set of wheels and a third point of contact with the action surface; means for executing a physical action; a color detection module including a broad spectrum illumination source with a source lens, the illumination source for producing a spot of light on the action surface; a photodetector with a bandpass filter, the photodetector for receiving light reflected from the spot of light and passed through the bandpass filter; a second photodetector with a second bandpass filter, the second photodetector for receiving light reflected from the spot of light and passed through the second bandpass filter; an electronics module including comparator circuits in electronic communication with the photodetectors; and a microcircuit in electronic communication with the comparator circuits and with the means for executing a physical action.

The invention relates to a device and a method for discriminating the color of a touch pen of a touch device. The method mainly comprises the following steps of: determining the imaging position of the touch pen in an image shot by the color discrimination camera through an image subtraction method or by computing the position of the touch pen on a touch screen; selecting a sampling area by taking the position as a center; respectively solving the average values of R, G, B values of pixel points in the sampling area, and converting a result to an HSV (Hue Saturation Value) color space for adjustment; and converting the adjusted H, S V values back to RGB (Red-Green-Blue) formats, and outputting the RGB color values as ultimately determined colors to a display screen for display. The invention can more accurately discriminate the color of the touch pen of the touch device, effectively improves the condition that the display color is slant dark and has easy operation.

The invention provides a color discrimination method which comprises the steps: acquiring and analyzing the image data of a distinguished target, acquiring red, green and blue (RGB) parameter(s) of one or more pixel(s), acquiring color mark(s) of one or more pixel(s) according to the corresponding relationship between the preset RGB parameters and the color marks and the RGB parameter(s) of one or more pixel(s), and outputting the color information according to the color mark(s). The invention also provides a color discrimination device. The color discrimination method and device can be used for realizing color discrimination.

The invention provides the art with novel image sensor pixel designs comprising stacked, pinned photodiodes. The stacked pinned photodiodes provide pixels with greatly increased dynamic range. The stacked pinned photodiodes also allow improved color discrimination for low light imaging, for example utilizing pixels with no overlaying color filter array.

The invention discloses a color-discrimination-based rapid detection system and a rapid dry chemistry detection method. The rapid detection system comprises a detection calibration plate, a cloud server and an intelligent terminal with the photographing function. The intelligent terminal photographs the detection calibration plate and uploads photos to the cloud server. The rapid dry chemistry detection method comprises the following steps that 1, initial environment information is calibrated; 2, a to-be-tested paper slip is used, photographing is performed, and photos are uploaded to the cloud server; 3, the cloud server analyzes the to-be-tested paper slip and feeds back the result to a user according to data uploaded by the user. According to the color-discrimination-based rapid detection system and the rapid dry chemistry detection method, the detection time and cost can be lowered, test paper or reagent color changes can be rapidly and accurately detected, and an analysis result is given.

The invention relates to a code-spraying printing ink. The code-spraying printing ink comprises optical-excitation fluorescence colorant, polymer resin, organic solvent and antistatic agent. A product marking (information) which is obtained by utilizing a code-spraying printing machine to print or spray the code-spraying printing ink on a product can be clearly identified under visible lights, can emit bright fluorescent lights under the excitation of special light sources (such as ultraviolet lights), and can be accurately and clearly exposed and read; and in addition, the product marking prepared from the code-spraying printing ink provided by the invention is suitable for substrates of various colors. The product markings prepared from the code-spraying printing ink provided by the invention on the substrates of various colors all can be accurately and clearly read, and simultaneously can be clearly identified under the visible lights of the substrates of multiple colors. The code-spraying printing ink has color discrimination performance and optical-excitation luminosity.

A colorblind driving aid installable in a motor vehicle for improving color discrimination of a traffic light. The colorblind driving aid has a detector, a processor and a display. The detector is operative to detect a traffic light within a predetermined distance and preferable at a predetermined angle of sight. The processor is operative to process the traffic light detected by the detector into a form with improved color discrimination. The traffic light processed by the processor is then displayed by the display to the driver of the motor vehicle.

The invention provides an ink box, an ink jet recording device and an ink box installation detecting method. In all embodiments of the invention, on the basis of the optical property that a light filtering module absorbs rays with other colors through a ray with a natural color, and through the improvement on structures of the ink box and a printer, installation detection and color discrimination on the ink box are integrated, thereby improving the accuracy rate and efficiency of installing the ink box, simplifying the structures of the printer and the ink box, lowering the manufacturing cost of the ink box, and lowering the use cost of users.

The invention discloses a vehicle color recognition method, and the method comprises the steps: obtaining a sample image of a vehicle, and carrying out the preprocessing of the sample image; wherein the sample image comprises a plurality of different color categories; inputting the preprocessed sample image into a pre-trained convolutional neural network based on an attention mechanism so as to output a multi-modal feature map; and inputting the multi-modal feature map into a pre-trained three-width learning network to output a color recognition result of the sample image. The invention further discloses a vehicle color recognition system. By adopting the embodiment of the invention, the feature extraction capability of the convolutional neural network of an attention mechanism is utilized, and the multi-modal feature fusion capability of width learning is effectively combined, so that vehicle color discrimination of an actual scene can be realized, and the accuracy of vehicle color identification is improved.

The invention discloses a full spectrum LED phosphor composition and a high color white light LED lamp. The composition comprises 78% to 88% of green phosphor with the emission peak of 500 nm to 550 nm under blue light excitation and 12% to 22% of red phosphor with the emission peak of 625 nm to 670 nm under blue light excitation, the phosphor composition has a general color rendering index larger than 95 under CCT of about 2700K to 6000K has a full spectrum close to natural light, the package of 2700K to 6000K color temperature can be realized, the yield is high, and the phosphor composition can be widely applied to an occasion with a strict color discrimination requirement such as lighting, printing and dyeing, jewelry, and cosmetics.

The invention discloses a method for intelligently recognizing the state of a circular traffic light, and the method comprises the steps: carrying out the preprocessing of a road image, wherein the key is color component filtering; carrying out the color segmentation through a proper threshold value in an HSV color space obtained through dictionary learning, obtaining three binary images, and saving the conventional gray scale image processing operation; designing a dynamic multistage filter based on the features of the circular traffic light; carrying out the dynamic filtering operation, andquickly screening out traffic light candidate connected regions; finally marking a signal light image in an image through a black body growth covering method, analyzing and calibrating a color histogram of the image, calculating a color discrimination coefficient, and obtaining the state of the traffic light through the color discrimination coefficient. The method can quickly achieve the effectivediscrimination of the real-time state of the traffic light, assists an intelligent vehicle to read the current information of the traffic light, can be used for the obtaining of the display state ofthe traffic light in intelligent driving, and is great in application value in the field of intelligent driving.

The invention discloses a process for manufacturing oil by cold-squeezing of rape seeds. A differential roller is used to crush rape seeds, and screening and grinding and rubbing, color sorting separation of peels and kernels, rolling and blanking, low-temperature puffing tempering and low-temperature squeezing are performed. According to the process, color discrimination is used to separate peels from kernels, the separation efficiency and accuracy is high (a kernel containing peel rate <= 2%, and a peel containing kernel rate <= 2%), and the key technical problem of rape seed efficient peeling and separation is solved. Simultaneously, phenomena of noise and dust of winnowing peeling are improved and small particle kernels and peels are selected and classified as peel type defects to be prevented completely during winnowing.

The invention discloses an automatic pricing method and system for dinner plates based on color discrimination. The method includes the steps that first, a color sensor collects the colors of the bottom faces of the dinner plates and then sending color signals to a single chip microcomputer; then, the single chip microcomputer figures out the prices corresponding to different dinner plates by calculating the color signals and sends price signals to a display screen; afterwards, the display screen displays corresponding charge fees according to the received price signals. The automatic pricing method and system for the dinner plates based on color discrimination have the advantages that the color features are adopted, the color signals are collected, pricing is achieved through programs, the system is relevant to a common card swiping system, and thus popularization is easy; convenience and rapidness are achieved compared with a traditional money collecting mode, and compared with bar code pricing and chip pricing, the system is simpler, lower in cost and more flexible to use; unmanned management can be realized when the system operates, so that the system is more advanced; machine computation is more efficient, and thus more fairness is achieved.

The invention discloses a traditional Chinese medicine quantitative color discrimination diagnosis technology and a traditional Chinese medicine quantitative color discrimination diagnosis method on the basis of two-dimensional codes and topological codes. Color discrimination information can be quantitatively diagnosed by the aid of the traditional Chinese medicine quantitative color discrimination diagnosis technology and the traditional Chinese medicine quantitative color discrimination diagnosis method in traditional Chinese medicine diagnosis procedures. The traditional Chinese medicine quantitative color discrimination diagnosis technology and the traditional Chinese medicine quantitative color discrimination diagnosis method include that 1, colors are digitally and quantitatively discriminated by means of tongue observation diagnosis, face observation diagnosis and skin color observation diagnosis; 2, colors shown at interventional treatment locations are digitally and quantitatively discriminated; 3, color observation diagnosis is carried out, and the colors shown at the interventional locations are dynamically diagnosed and analyzed; 4, change of the shown colors is digitally acquired, and coding technologies and remote transmission technologies are implemented; 5, devices include a special image acquisition and analysis device, an automatic control system and an image real-time recognition and analysis system on an acquisition side and are applicable to quantifiable medical diagnosis and treatment evaluation systems. The traditional Chinese medicine quantitative color discrimination diagnosis technology and the traditional Chinese medicine quantitative color discrimination diagnosis method have the advantages that quantitative information can be coded to obtain the two-dimensional codes and the topological codes, the codes can be scanned on user sides, doctor sides and guardian sides by the aid of mobile phones, accordingly, remote multi-side data exchange functions can be implemented, corresponding matched intervention devices can be quantitatively fed, and observation diagnosis information can be wirelessly transmitted and remotely reconstructed.

An image forming apparatus of the present invention includes a first identification section for identifying whether a print target page in a print target document is color or monochrome and its page attribute, a second identification section for identifying a system speed during printing of an immediately preceding page of the print target page, a third identification section for identifying a presence of a subsequent page of the print target page and its page attribute, and a system speed determination section for selecting a print mode in conformity to a monochrome / color discrimination result based on an identification result in the first identification section and determining a system speed of the print target page based on the page attribute identified by the first identification section and identification results in the second and third identification sections.

The invention relates to a color selecting method and device. The method includes the following steps that a selected region with the highest conspicuousness degree is selected in an image and serves as a potential commodity main region. The conspicuousness degrees of all zones of the image corresponding to the picture data are boosted; an absolute main region is selected from the potential commodity main region; the ratio of each color in a self-adaption color set in the absolute main region is obtained; a standby main color set is obtained, an application main color set is obtained; the ratio of each color in the application main color set in the absolute main zone is obtained to carry out color selection. According to the color selecting method and device, background interference can be relieved and the problem of chromatic aberration in color discrimination in the prior art is solved.

The invention provides a detecting device for testing the eyesight of human eyes and for detecting color blindness. The device comprises a control mainframe, a test information display screen, a keypad at an input end, and a supervisory computer at an output end or another display screen which can display and record a testing result. In the detecting device, a fixedly printed visual testing chart is replaced by the test information display screen controlled by a single-chip; and the test information display screen can random display multi-directional letter ''E'' or ''C'' and pictures of different colors, so as to instantly test the human eyes. The detection is judged automatically by the single-chip, the result is displayed or printed, and the eyesight and the color discrimination ability of a testee are faithfully and objectively recorded. The detecting device can not only save work force, but also effectively avoid the disadvantage of false testing result, and is convenient for the computerized management of physical-examination materials. Therefore, the device is a safe, reliable, and effective detecting device for testing the eyesight of human eyes and for detecting color blindness.

An image forming apparatus of the present invention includes a first identification section for identifying whether a print target page in a print target document is color or monochrome and its page attribute, a second identification section for identifying a system speed during printing of an immediately preceding page of the print target page, a third identification section for identifying a presence of a subsequent page of the print target page and its page attribute, and a system speed determination section for selecting a print mode in conformity to a monochrome / color discrimination result based on an identification result in the first identification section and determining a system speed of the print target page based on the page attribute identified by the first identification section and identification results in the second and third identification sections.

The invention relates to a plastic bottle sorting method. The plastic bottle sorting method comprises the following steps of orderly feeding, material grinding, material conveying, material identification and material sorting. An industrial camera collects images and stores the images into image files in a two-dimensional matrix manner, images collected by an image collecting device is subject to treatment like median filtering, edge detection, closed operation, contour extraction and center extraction through an industrial personal computer, positions of all plastic bottles are determined, a color discrimination zone is arranged on the side, close to a conveying belt, of a photographing zone, the plastic bottles in the discrimination zone are subject to HSV component extraction, all components and HSV components of the known transparent plastic bottles are compared, the colored plastic bottles are further determined, the positions of the colored plastic bottles are further determined, and the position information is sent to a lower computer; and the lower computer drives baffles at corresponding positions by controlling a driving device to remove the colored plastic bottles. By means of the plastic bottle sorting method, whether the plastic bottles have colors or not can be efficiently and accurately judged in an on-line and real-time manner, the positions of the colored plastic bottles are determined in real time, the colored plastic bottles can be accurately blocked out through a sorting mechanism, the sorting accuracy is high, safety and stability are achieved, and cost is low.

A waste glass bottle recycling and regenerating production line comprises a chain plate conveyer, a bottle feeding and cap collecting rotating disk, a cap screwing machine, a sorting control cabinet,an air cylinder pusher, overturning guide rails, a residual liquid collecting box and a crushing and flushing machine box. When the chain plate conveyer conveys the waste glass bottles to the bottle feeding and cap collecting rotating disk, the bottle feeding and cap collecting rotating disk conveys the waste glass bottles one by one to be under a cap screwing head of the cap screwing machine, bottle body fixing air cylinders drive bottle body fixing rods through extending and retracting motion to clamp bottle bodies of the waste glass bottles, a lifter of the cap screwing machine descends toenable the cap screwing head to clamp the caps and screw the caps, the waste glass bottles with the caps being screwed off are conveyed to a camera of the sorting control cabinet to take pictures, andsorting is conducted according to color discrimination; the air cylinder pusher pushes the waste glass bottles in different colors into the corresponding overturning guide rails, residual liquid is poured out, the residual liquid enters the residual liquid collecting box, the waste glass bottles continue sliding to enter the crushing and cleaning machine box, an eccentric wheel rotates to squeezethe waste glass bottles to crush the waste glass bottles, a flushing sprayer sprays water to clean glass fragments, and the glass fragments are collected at a glass bottle fragment outlet. The wasteglass bottle recycling and regenerating production line can automatically conduct recycling treatment operation on the waste glass bottles of multiple specifications, lighten labor intensity of workers and improves production efficiency.

The invention discloses a wireless Bluetooth virtual instrument knob based on color discrimination and a control method. The wireless Bluetooth virtual instrument knob comprises a main circuit board, wherein a single-chip microcomputer, a color senor and a transparent sucking disc used for fixing the knob are arranged on the lower surface of the main circuit board; a rotary encoder and a Bluetooth communication module used for transmitting a color RGB (Red Green Blue) value and knob rotation encoding information are arranged on the upper surface of the main circuit board; a rechargeable battery used for supplying power to the main circuit board is also arranged on the main circuit board. According to the wireless Bluetooth virtual instrument knob, the color of a virtual instrument interface in a display area, in which the knob is positioned, is discriminated through the color sensor, after the color is processed through the single-chip microcomputer, the Bluetooth communication module transmits the color and a knob rotation code to the computer, virtual instrument software determines a position and functions of the knob through combining the corresponding relation between the colors of different areas of the virtual instrument interface displayed by the display and the received color code, and completes adjustment of virtual instrument parameters of the corresponding functions according to the knob rotation information.

The embodiment of the invention discloses a color discrimination method. The color discrimination method comprises the steps of obtaining image data to be processed and the location information of the image data to be processed, processing the image data to be processed to obtain color parameters of the image data, discriminating colors corresponding to the color parameters according to the correspondence relation between the color parameters and the colors, and outputting prompt messages of the colors according to the location information. The embodiment of the invention further discloses a terminal. By adopting the color discrimination method and the terminal, a user can discriminate and distinguish the colors of objects accurately, the user experience is improved, and the intelligence performance of the terminal is improved.

The invention discloses a color discrimination-oriented display light source color rendering evaluation method and a color discrimination-oriented display light source color rendering evaluation system. The color discrimination-oriented display light source color rendering evaluation method comprises the steps of: acquiring spectral power distribution of a target light source; acquiring a spectralreflectivity of an FM100 hue chess; acquiring a spectral reflectivity of a to-be-displayed object; calculating chromaticity information of color samples of the hue chess and chromaticity informationof the to-be-displayed object in a uniform color space; selecting corresponding hue chess samples according to the chromaticity information of the to-be-displayed object, and calculating a hue angle difference value between the samples; for a light source to be evaluated, obtaining a corresponding estimated value by combining a color discrimination error estimation model according to the hue angledifference value of the selected hue chess samples, and realizing representation of the color discrimination performance of light source illumination. The color discrimination-oriented display lightsource color rendering evaluation method realizes efficient and accurate representation of the color discrimination performance of the light source illumination, and further provides an accurate and targeted LED illumination color discrimination evaluation method in the field.

The invention discloses a substance detection method which comprises the following steps: a mobile terminal controls a camera of the mobile terminal to shoot a piece of test paper with a substance to be detected and undergoing reaction; the mobile terminal carries out color discrimination on the test paper in the scene shot by the camera so as to generate a corresponding color signal; the mobile terminal converts the color signal into a digital signal; the mobile terminal carries out signal processing on the digital signal by a preset algorithm so as to determine the safety of the substance to be detected. The invention further discloses the mobile terminal. According to the substance detection method, the test paper with the substance to be detected and undergoing reaction can be shot through the camera so as to obtain the color signal; the color signal is converted into the digital signal and signal processing is carried out on the digital signal so as to determine the safety of the substance to be detected; therefore, the safety of the substances can be rapidly detected whenever and wherever possible.

The invention discloses a silk woven medical suture with color discrimination and anti-bacterial functions and a preparing method thereof. One-ply silk threads are used as a raw material and are dyed through a natural dyestuff post-mordant method; waxing and rewinding are simultaneously conducted on the dyed silk threads with food-grade beeswax, and center threads and shell threads are arranged by the ratio of center threads: shell threads=0.083-0.25 and woven on an automatic weaving machine to obtain silk woven threads; high-temperature fast heat setting is carried out on the silk woven threads, Co60 irradiation sterilization is carried out, and the silk woven medical suture with the diameter range of 0.04-0.5 mm is obtained, wherein the tensile strength is 1.5-50 N, the appearance color is black, the silk woven medical suture does not fade when washed with water, the rate of inhibiting staphylococcus aureus and escherichia coli is 99% or more, and the bacterium inhibiting duration time is 7 days or longer. The physical properties and antibacterial performance of the silk woven medical suture meets related standards, and the silk woven medical suture is easy to recognize in the operation process and has excellent antibacterial performance.

The invention discloses a crayfish sorting and digital analysis system and a crayfish sorting method. The crayfish sorting and digital analysis system comprises a life feature identification, color discrimination and weighing system (PR&T), a crayfish sorting identification device, a crayfish sorting execution device and a programmable logic controller (PLC), wherein the life feature identification, color discrimination and weighing system (PR&T) is installed on the crayfish sorting execution device; the life feature identification, color discrimination and weighing system (PR&T) consists of alife detection system, a color discrimination system and a weighing and sorting system; furthermore, the life feature identification, color discrimination and weighing system (PR&T) also comprises acamera, and embedded special color recognition image processing software in the camera gives judgment and feeds back to the PLC controller; according to the judgment result, the crayfish sorting execution device completes the pulling, blowing, conveying and packaging of the crayfish, so that the human resource is effectively saved, and the sorting capacity is effectively improved; therefore, thedefects of the existing equipment in the market are overcome.

The present invention discloses an autoamtic quantitative test system of color visual discriminatory acuity. Said system comprises main computer PC machine, color CRT display, lower jaw support, special-purpose respose keyboard, photoelectric scaling system and printer, and the main computer PC machine is respectively connected with color CRT display on central position of whose screen a color irritation test block formed from four 1 degree X 1 degree small squares can be formed, special-purpose response keyboard, printer and photoelectric scaling system by means of RS-232 serial interface, and the lower jaw support is placed in the front of colour CRT display. Said invention utilizes the computer-controlled colour CRT analogous color simulation display technique and other test measures to test color discrimination of visual sense of human eye.