292 results about "Color sensor" patented technology

A system for the automated evaluation of tobacco leaves, comprising: • a mechanical feeding module (201) configured to feed individual tobacco leaves one after the other; • a controlled imaging chamber (202) equipped with a high-resolution camera and calibrated light sources to capture detailed images of tobacco leaves under standardized lighting conditions; • a color sensor (203) configured to extract colorimetric data from the tobacco leaves, including, but not limited to, RGB values and hue information; • a processing unit (204) comprising one or more processors and memories configured to: i) performing image pre-processing including noise reduction and contrast enhancement, (ii) Execution of segmentation algorithms to isolate the leaf from the background, (iii) Extraction of visual features such as size, shape, texture and color uniformity from the images, (iv) Analyzing the sensor data using statistical or machine learning models to determine quality parameters, (v) Integration of the extracted image features and colorimetric data into an evaluation algorithm based on predefined quality standards, (vi) to assign a quality mark to each tobacco leaf on the basis of the analysis; • an output module (205) configured to display the classification result in real time via an LED screen or a digital interface; • a storage module (206) configured to store classification results for future reference and analysis; • and an Internet of Things (IoT) communication module (207) that enables remote access, monitoring and control of the classification process.

One variation of a doll assembly includes a doll and a sensor kit. The doll includes: a body; a set of connector receptacles arranged on the body; a core receptacle arranged within the body; and a control unit configured to engage the core receptacle to electrically couple to the set of connector receptacles. The sensor kit includes a first accessory, in a suite of accessories, including: a connector configured to transiently engage a connector receptacle in the set of connector receptacles; and a color sensor configured to output a signal representing a color of an object arranged within a field of view of the color sensor. The control unit is configured to receive the signal and trigger generation of a detectable response, indicating the color of the object, according to instructions programmed by a user and received from a companion application executing on a computing device accessed by the user.

Aspects of the present disclosure relate to a reading apparatus that a well formed from a portion of a housing. The well dimensioned to receive at least a portion of a sterilization indicator having spores. The reading apparatus can also have a heating element thermally coupled to a portion of the well and an excitation source to excite the substance in the sterilization indicator. The reading apparatus can have a sterilization indicator activation circuit for detecting activation of the sterilization indicator. The excitation source is positioned such that light from the excitation source is directed into the well. A color sensor can be positioned adjacent the well to receive reflected light from the sterilization indicator.

The invention provides a water quality purification system and method of an ecological floating bed. The water quality purification system comprises a floating water tank; the substrate pocket is arranged in the floating water tank, and purification plants and a culture substrate are arranged in the substrate pocket; the plant height sensor and the color sensor are arranged on the floating water tank; the first water inlet holes are formed in the floating water tank; the baffle is arranged on the back of the first water inlet hole, a second water inlet hole corresponding to the first water inlet hole in position is formed in the baffle, and the baffle moves upwards to enable the second water inlet hole and the first water inlet hole to be staggered, so that the sewage inlet amount is reduced; the drainage tank is arranged at the bottom of the floating water tank, fan blades are arranged at the drainage tank, and the fan blades increase the drainage amount of sewage by increasing the rotating speed to reduce the air pressure at the drainage tank. According to the invention, the water inlet amount and the water discharge amount of sewage can be accurately controlled according to the purification capability of the purification plants in different growth stages.

The invention relates to the technical field of PCB defect detection, and discloses a PCB defect detection method, device and equipment based on edge calculation and a medium, and the method comprises the steps: responding to a color sensor signal, and controlling a servo motor through a PID algorithm to precisely locate a PCB at the center of a field of view of an industrial camera; the edge computing micro server executes image preprocessing; extracting multi-scale features by using a lightweight YOLO model optimized by a RepVGG module; fusing the feature patterns to identify defects; outputting a defect position / category by a decoupling detection head, and generating a defect map through non-maximum suppression; and generating corresponding defect text content according to the defect map, and inputting the defect text content into a large language model to generate a semantic analysis report and a sorting instruction. According to the method, through cooperation of optical structure innovation and edge intelligent decision making, the detection efficiency is improved, the false detection rate is reduced, and the manual redetection cost is remarkably reduced.

Disclosed are an intraoral scanner and a method for obtaining image data therefrom. According to the intraoral scanner and method for obtaining image data therefrom according to the present invention, intraoral scanning can be performed using a mono sensor instead of a color sensor and R / G / B color light instead of white light.

The utility model discloses a color sensor, which comprises a shell, a three-color light-emitting diode, a photoelectric sensor, a control circuit and a microcontroller, the three-color light-emitting diode, the photoelectric sensor, the control circuit and the microcontroller are arranged in the shell, and the three-color light-emitting diode and the photoelectric sensor are electrically connected with the microcontroller through the control circuit. A first through hole and a second through hole are formed in the two sides of the shell in the width direction respectively, the first through hole is provided with an emitting area and a receiving area which are independent of each other, and the three-color light-emitting diode and the photoelectric sensor face the first through hole and emit light signals from the emitting area respectively. An optical signal is received from the receiving area, a control module is arranged at the second through hole, and the control module is electrically connected with the control circuit. According to the invention, the first through hole is provided with the transmitting area and the receiving area which are independent of each other, so that the transmitting and receiving anti-interference capability of the optical signal is high, and a stable measurement result can be provided.

The invention discloses a light source adjusting method and system for camera calibration and a medium, and the method comprises the steps: constructing a linear model between the initial driving current of a three-color LED and a brightness value detected by a color sensor, so as to obtain a conversion coefficient between the driving current of the three-color LED and the brightness value; analyzing the brightness difference value between the actually measured brightness value and the target brightness value under the current driving current, and calculating the theoretical compensation current of the three-color LED by adopting a linear model; and calculating a light source temperature offset, judging whether the light source temperature offset is greater than a set temperature threshold, selecting a current compensation coefficient, and adjusting the theoretical compensation current so as to compensate the current driving current. According to the invention, the driving current of the three-color LED is dynamically compensated through the difference value between the detected brightness value and the target brightness value in combination with the light source temperature variation, so that the three-color LED can maintain the light source stability under the compensated driving current, and the time required for achieving the stability is shortened.

An aerosol generation system according to an embodiment includes a cigarette in which a first color band whose hue changes according to humidity is formed, a main body including a receiving passage into which the cigarette is inserted, a heater that heats the cigarette, a color sensor disposed on one side of the receiving passage to detect the color of the first color band, and an aerosol generator including a control unit that determines the humidity state of the cigarette based on the detected color of the first color band.

Systems and methods for imaging and, in some instances, analyzing biological samples such as biological tissue are described. The systems and methods may be directed to the interrogation of biological samples labeled with multiple markers (e.g., fluorophores and / or chromophores) corresponding to various biomarkers and / or cellular or subcellular structures within the sample. Some such systems and methods may combine certain optics (e.g., configurationally-fixed optics for fluorescence imaging and / or actuatable filters for chromogenic imaging) with multi-color sensors (e.g., RGB sensors) to facilitate the imaging and analysis of a sample. The systems and methods may also promote advantageous techniques for segmenting images of components of the biological sample. In some instances, the methods can assist users (e.g., pathologists) in scoring samples for indications such as diseases. The systems and methods may, in some instances, promote economical, accurate, and / or higher-throughput imaging and analysis of the sample.

The invention discloses an optical element thickness uniformity detection method and device, and relates to the field of optical measurement. A single-axis point-type spectrum confocal measurement system based on a color sensor is used, a return signal color superposition model of each surface of a to-be-measured piece is established, and the thickness difference existing at different positions of the element is determined by using the superposition chromaticity difference returned at different positions of the to-be-measured piece so as to realize efficient detection of the thickness uniformity of the to-be-measured piece. According to the invention, the detection efficiency is obviously improved, the coaxial single-probe spectrum confocal light path enhances the stability in the aspect of detecting the thickness uniformity of the element, and a new solution thought is provided for the spectrum confocal detection of the thickness uniformity of the element.

One variation of a doll assembly includes a doll and a sensor kit. The doll includes: a body; a set of connector receptacles arranged on the body; a core receptacle arranged within the body; and a control unit configured to engage the core receptacle to electrically couple to the set of connector receptacles. The sensor kit includes a first accessory, in a suite of accessories, including: a connector configured to transiently engage a connector receptacle in the set of connector receptacles; and a color sensor configured to output a signal representing a color of an object arranged within a field of view of the color sensor. The control unit is configured to receive the signal and trigger generation of a detectable response, indicating the color of the object, according to instructions programmed by a user and received from a companion application executing on a computing device accessed by the user.

A lumbar cistern drainage quantitative alarm device disclosed by the present invention comprises a setting frame, a weighing device, a color sensor and a control circuit, the weighing device is arranged on the setting frame, a liquid collection bag is hung on the weighing device, and the weighing device is equipped with a timing module to monitor and record the weight change amount of the liquid collection bag in unit time; the color sensor is arranged on the side face of the arrangement frame and is opposite to the liquid collecting bag, the control circuit comprises an alarm module and is electrically connected with the timing module, the weighing device and the color sensor, and the color sensor gives an alarm through the alarm module when monitoring that the liquid collecting bag changes color. The lumbar cistern external drainage device has the advantages that the drainage rate can be monitored, and the safety of lumbar cistern external drainage is improved.

The utility model provides a quick screening device for red shell clams, which is characterized by comprising a conveying component, a color detection component and a screening mechanism, the conveying component comprises an inlet bin and a first guide groove, an opening of the inlet bin is arranged at the top end of the device and is communicated with the first guide groove, and the color detection component is arranged in the first guide groove. Limiting clamps are symmetrically arranged at an inlet of the first guide groove, the color detection assembly comprises color sensors, a data processor and a second guide groove, an inlet of the second guide groove is communicated with an outlet of the first guide groove, and the color sensors are arranged in the second guide groove and are in signal connection with the data processor; the screening mechanism comprises a movable push plate and a temporary storage bin, a hole is formed in the movable push plate, a sliding way is arranged below the hole, and the sliding way communicates with the temporary storage bin. According to the utility model, the problems of low efficiency and low screening accuracy of the existing manual screening technology are solved.

The application discloses a cyanide-containing slag tailing pond groundwater environment risk early warning system, a groundwater monitoring well subsystem comprises a plurality of groundwater monitoring wells; a timing sampling control subsystem is used for controlling the pumping time, flow and frequency of a water pump in each groundwater monitoring well; a color reaction subsystem comprises a color developing device and is used for monitoring the color developing reaction of the groundwater sample; a color sensing subsystem comprises a light source and a color sensor, the light source is irradiated towards the color developing device, and the color sensor is used for collecting the emergent light signal of the color developing device after the color developing reaction; a central control platform comprises an early warning subsystem and an emergency disposal response subsystem, the early warning subsystem receives the color sensor signal and divides the risk grade according to the obtained signal; the emergency disposal response subsystem executes corresponding detection and repair responses according to the risk grade made by the early warning subsystem; the application realizes the rapid detection of the cyanide content in the groundwater around the cyanide-containing slag tailing pond and the feedback and early warning of the environmental pollution risk grade.

The embodiment of the invention discloses a cigarette color film detection method, system and device and a storage medium, and the method comprises the steps: obtaining the front color data of a target cigarette based on a first color sensor, and determining the first color film detection result of the target cigarette based on the front color data; obtaining side color data of a target cigarette carton based on the second color sensor, and determining a second color film detection result of the target cigarette carton based on the front color data; and determining a target color film detection result of the target cigarette carton based on the first color film detection result and the second color film detection result. According to the technical scheme provided by the embodiment of the invention, the problem that the detection accuracy is insufficient due to the fact that image data shot by a single camera is adopted for color film anomaly analysis in the prior art is solved, the color data of the cigarette color film can be acquired from multiple angles based on the double-color sensor, and then fusion analysis is performed on the color data of the multiple angles, so that the detection accuracy is improved. And the detection accuracy of the cigarette color film is improved.

The invention discloses a detection tube for elemental mercury in natural gas, and a detection tube analysis device and method. The detection tube comprises a pressure-resistant detection tube body, a color sensor and a flow meter, the pressure-resistant detection tube body comprises a transparent pressure-resistant tube and a detection tube coaxially mounted in the transparent pressure-resistant tube, and a gap is formed between the outer wall of the detection tube and the inner wall of the transparent pressure-resistant tube to form a pressure-resistant cavity; the detection tube comprises a detection tube body, and the detection tube body is filled with a sulfur impregnated silica gel indication carrier; a color sensor is arranged on a sulfur-impregnated silica gel section outside the pressure resistance detection pipe body; the color sensor is electrically connected with the flow meter, and the flow meter is arranged at an outlet in the tail end of the pressure resistance detection pipe body. The mercury concentration in the natural gas is measured by adopting a detection tube method, detection can be completed on site, subsequent sample treatment and instrument analysis are not needed, the problems of complicated operation and long consumed time in the prior art are solved, and the detection efficiency and the data timeliness are improved.

1. Name of the product in this design: Color mark sensor (ESE-10N / P). 2. Purpose of this design: A color mark sensor for detecting color marks or specific color areas on the surface of an object. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

A cleaning / disinfecting device 1 comprises: a device body 2 capable of holding a drug solution bottle unit 7 to which are attached first to third color labels 19a -19c; a non-contact type color sensor 9 that detects each color of the first to third color labels 19a -19c in accordance with the position of the drug solution bottle unit 7 which moves inside the device body 2; and a processor 10a that determines the position of the drug solution bottle unit 7 on the basis of a detection signal from the color sensor 9.

A protection box arranging and sequencing mechanism in automatic assembly of amorphous magnetic cores comprises a protection box material groove, the lower portion of a chain plate type elevator is located in the protection box material groove, a protection box rail is fixedly installed on the side face, close to the upper portion, of the chain plate type elevator, the protection box rail is a groove rail, a material baffle is fixedly connected to the groove rail, and the protection box rail comprises a first section, a second section and a third section. The first section is connected to the side face of the elevator, the second section is connected with the first section, the third section is connected with the second section, an air blowing pipe is installed on the other side, corresponding to the first section rail, of the chain plate type elevator, a material detection switch is fixedly installed on the lower supporting edge of the first section groove rail, and a color sensor is further fixedly installed at the position close to the material detection switch. A window is formed in the bottom face of the groove rail of the color sensor, a gas spraying pipe is fixedly installed at the position of the window, the gas spraying pipe is connected to an electromagnetic valve, and the material detection switch, the color sensor and the electromagnetic valve are all connected to a controller. The mechanism enables the protection boxes to be output in order.

A natural gas chemical composition measurement and detection apparatus and method. The apparatus comprises: a detector tube (3), a pressure-resistant cavity (5), a color sensor (9), a pressure regulator (4), a flow detector (6), and a control device (10); an open end of the detector tube (3) is configured for connecting to a natural gas sample injection system; a first open end of the pressure-resistant cavity (5) is configured for securing the detector tube (3); a second open end of the pressure-resistant cavity (5) is in communication with an internal cavity of the pressure-resistant cavity (5), and is configured for connecting to the natural gas sample injection system and is connected to the flow detector (6) by means of the pressure regulator (4); the color sensor (9) is arranged on an outer side of the pressure-resistant cavity (5) and is configured for detecting a color change in the detector tube (3) at a sensing position; and the control device (10) is configured for turning off the flow detector (6) when the color sensor (9) detects a color change, and calculating a concentration of a component to be detected according to a color change length in the detector tube (3) and a volume of natural gas detected by the flow detector (6). The apparatus enables automatic natural gas sample injection, improves repeatability, reduces the complexity of sample injection processes, and improves detection accuracy and efficiency.

The utility model discloses a desk. The desk comprises a desk body; the lamp is fixed on the desk, and the color temperature of the lamp is adjustable; the controller is electrically connected with the lamp and used for adjusting the color temperature of the lamp; the color sensor is configured to detect environment color parameters, and the color sensor is electrically connected with the controller. According to the desk, the color sensor and the controller are arranged, so that the color temperature of the lamp can be automatically adjusted according to the actual environmental color change, a comfortable light source is further provided for a desk user, the desk user can work or learn under better environmental brightness, eye fatigue of the desk user is reduced, and the user experience is improved. Therefore, the comfort of the desk user can be improved.

The embodiment of the invention provides a mode selection method and device of a color sensor and the color sensor. The method comprises the following steps: acquiring a first color semaphore at a first position of a reference object and a second color semaphore at a second position of the reference object; calculating a normalized difference value related to a semaphore proportion of each color channel and a semaphore difference value related to a difference value corresponding to each color channel based on the first color semaphore and the second color semaphore; according to the normalized difference value and the semaphore difference value, a contrast mode or a color mode is selected, and the contrast mode and the color mode are used for judging whether the color semaphore of the object to be detected and the first color semaphore correspond to the same color or not. Therefore, the appropriate detection mode of the color sensor can be automatically selected according to the distribution characteristics of the colors in the actual detection scene, the labor cost is reduced, the detection accuracy and reliability are improved, and misjudgment is effectively avoided.

The utility model discloses a lifting motor, and relates to the technical field of motors. The device comprises a first shell and a protection mechanism, wherein the protection mechanism comprises a sleeve. By arranging the damping telescopic rod, the clamping groove and the clamping block, a stable guiding function is provided for the sleeve, it is ensured that the sleeve can stably move along a correct path under driving of the screw, in addition, when the sleeve is accidentally impacted or starts to slip, the damping telescopic rod can absorb part of impact energy, the falling speed of the sleeve is reduced, and the service life of the sleeve is prolonged. The stability and safety of the whole lifting system are improved, when the sleeve slides down abnormally, the push rod can be rapidly driven to enable the clamping block to be clamped into the clamping groove, so that the sleeve is effectively prevented from sliding down continuously, the color sensor is arranged near the sleeve to monitor the moving speed of the red coating in real time, and when the sliding speed of the sleeve is too high, the color sensor can be used for detecting whether the sleeve slides down or not. The color sensor immediately detects the rapid movement of the red coating and triggers an alarm or control signal.

The application provides a food material management module and a refrigerator, wherein the food material management module comprises: a preset identification device access position; an identification device which can be accessed at the preset identification device access position; a color sensor configured to collect identification color information of the identification device; an access state detection module configured to detect identification device access state information; a storage module configured to store food material information associated with the identification color information; a processing module connected to the color sensor, the access state detection module and the storage module, and configured to obtain the access state information; and when the access state information changes, the processing module is configured to obtain the identification color information and the food material information associated with the identification color information, and manage the food material information associated with the identification color information according to the access state information to generate food material storage data.

The invention provides an image noise level estimation method, an image denoising method and a medium. The estimation method comprises the following steps: acquiring RGBW data output by a multi-line color sensor; based on the TDI delay amount of the multi-line color sensor, performing delay alignment on different rows of data to obtain a TDI superposition result; and estimating a noise level of the current position based on the brightness threshold, and outputting a guide image of the current position. On the basis of the estimation method, a TDI superposition result is used as a denoised input image based on a guide image, so that a denoised image corresponding to the input image is obtained. According to the characteristics of RGBW data, in combination with the influence of selection of the guide images on the denoising effect under different illuminance conditions, the guide image corresponding to each pixel is determined, so that each pixel is denoised according to texture information of reasonable illuminance, and the denoising effect is improved. On the basis, the invention further provides a corresponding hardware implementation mode so as to improve the calculation efficiency.

A visible light wide-spectrum polarization imaging system based on a liquid crystal variable phase retarder comprises a light source unit, and a polarization modulation unit, an imaging unit and a polarization information processing and correcting unit are sequentially arranged in the light emitting direction of the light source unit. The polarization modulation unit comprises a first achromatic 1 / 4 wave plate, a liquid crystal variable phase delayer and a second achromatic 1 / 4 wave plate which are sequentially arranged in the light emitting direction of a simulated sunlight source; the imaging unit comprises a first linear polarizer and a color sensor which are sequentially arranged in the light emitting direction of the second achromatic 1 / 4 wave plate, and is used for acquiring a polarization image of a to-be-detected target; the polarization information processing and correcting unit comprises an upper computer and is used for correcting the wide spectrum response of the liquid crystal variable phase delayer; compared with a traditional mechanical modulation system, the device and the imaging method have the advantages of no mechanical motion, high modulation speed and wide spectrum adaptability, and can be widely applied to the fields of biological tissue imaging, material characterization, industrial detection and the like.

The utility model discloses a water quality analyzer which comprises a shifting turntable, a liquid inlet module, a light source, a detector, a color sensor and a control module, a liquid adding position, a detection position and a first detection container are arranged on the shifting turntable, and the detection position comprises a light splitting detection position and a titration detection position; the liquid inlet module comprises a liquid adding head, and the liquid adding head comprises a first liquid adding head; a first liquid adding head is arranged above each of the liquid adding position and the titration detection position; the first detection container can move to a liquid adding position and a detection position along with the shifting turntable; the light source and the detector are oppositely arranged on the two sides of the light splitting detection position and correspond to the first detection container in position; the color sensor is used for monitoring solution color; the control module is connected with the liquid inlet module, the displacement turntable, the light source, the detector and the color sensor. The device is suitable for on-line detection of various water quality detection items which can be detected by utilizing a spectrometric indexing method, a titration method and an electrode method, the titration end point is accurately judged during titration analysis, and the titration analysis result is relatively accurate.

The utility model discloses a bubble sensor and continuous blood purification system capable of automatically monitoring blood transfusion process, including bubble monitoring assembly and cover body, bubble monitoring assembly includes shell, the interior of said shell is provided with accommodation space, the top of shell is provided with the card slot that is used for clamping the pipeline, and the cover body is provided with the card slot that is used for clamping the pipeline. A color sensor used for detecting the color of fluid in the pipeline is arranged at the clamping groove, and the cover body is hinged to the bubble monitoring assembly and can be opened or closed relative to the bubble monitoring assembly. According to the bubble sensor capable of automatically monitoring the blood transfusion process, the color sensor is integrated in the bubble monitoring assembly, the color change of liquid in a pipeline can be monitored in real time, medical workers are informed in time through a feedback system, the operation state of a blood pump is automatically adjusted, excessive normal saline is prevented from being input into a human body, and the blood transfusion process is automatically monitored. The safety and reliability of blood purification treatment are improved, and meanwhile the burden of medical staff is relieved.