213 results about "Color sensor" patented technology

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.

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.

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.

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.

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 invention relates to the technical field of labeling inspection devices, and discloses a labeling inspection device for packaging spleen aminopeptide freeze-dried powder finished products. Comprising a packaging bottle conveying belt, a detection assembly, a receiving and feeding assembly, a material distributing cavity, a telescopic material blocking plate, a material guiding plate, a material stirring block, a qualified product conveying belt, a width adjusting assembly, an arc-shaped material guiding channel, an elastic buffering cover, a finished product conveying belt and a packaging bottle limiting base, and the detection assembly is installed on a conveying path of the packaging bottle conveying belt; the receiving and feeding assembly is arranged at the discharging end of the packaging bottle conveying belt. By integrating various detection means such as an industrial camera, a bar code scanner and a color sensor, all-directional detection of packaging bottle labeling is achieved, and it is ensured that the labeling quality meets the standard. And meanwhile, qualified products and defective products are automatically separated, the sorting efficiency is greatly improved, and manual intervention is reduced. A double-layer material distribution cavity design is adopted, and products of different qualities are collected through a finished product material passing layer and a defective product storage layer respectively.

A method for calibrating a camera pose in a hybrid camera array comprising two or more color sensors and one or more depth sensors. The method comprises obtaining a depth map for each of the depth sensors, obtaining a set of images from the color sensors and generating up to scale camera poses for the color sensors and an up to scale point cloud using the set of images. A scaling of the up to scale camera poses and up to scale point cloud is then estimated using the one or more depth maps.

The present invention relates to a skin type determining device. The skin type determining device according to one embodiment of the present invention includes a color sensor for measuring the color of a subject's skin, an elasticity sensor for measuring the elasticity of the subject's skin, one or more processors, a memory, and one or more programs stored in the memory and configured to be executed by the one or more processors, the one or more programs including instructions for determining a color index by converting color data measured by the color sensor to a value within a predetermined range, determining an elasticity index by converting elasticity data measured by the elasticity sensor to a value within a predetermined range, and determining a skin type of the subject based on the color index and the elasticity index.

This invention provides an automatic detection method and apparatus for identifying the orientation of cigarette packs, relating to the field of cigarette pack packaging technology. The method includes the following steps: S1: Acquire cigarette pack data; S2: Determine whether the cigarette pack has reached a preset detection position; if so, proceed to S3; otherwise, do not perform the operation; S3: Acquire real-time color information of at least one detection area of ​​the cigarette pack using at least one color sensor; S4: Determine whether the real-time color information falls within a standard color threshold range; if so, the cigarette pack orientation is correct and normal conveying is performed; otherwise, the cigarette pack orientation is abnormal and abnormal handling is performed. This invention, through optical non-contact detection technology combined with position sensing and color sensing, can effectively and automatically detect the rotation, vertical reversal, and horizontal reversal of cigarette packs. It allows for rapid production changeover, high detection efficiency, high accuracy, and low risk of missed or false detections. It enables real-time online automatic non-contact detection of cigarette pack orientation, effectively improving the quality and efficiency of cigarette pack packaging.

A device (10a) for imaging a sample (12) including a material that interacts with microwave radiation is provided The device (10a) comprises a sample holder (16) for supporting the sample (12) in a sample area, a quantum sensor device (18) configured to be arranged adjacent to the sample area, the quantum sensor device (18) including colour sensors, an excitation light source (30) configured to generate excitation light for energetically exciting the colour sensors, an optical sensor (32) including a plurality of pixels and configured to generate electronic signals indicative of an intensity of the light emitted by the colour sensors, imaging optics (28) for projecting the sensor area onto the optical sensor (32), a microwave source (20) having a microwave antenna for emitting microwave radiation, the microwave source (20) being configured to generate microwave radiation that is characterized by a plurality of parameters, and a controller (24). The sample holder (16) supports the sample (12) such that the sensor area is in the near-field of the microwave radiation interacting with the sample (12), wherein the controller (24) is configured to vary at least one parameter of the microwave radiation at least between a first value and a second value, record – for each pixel – the electronic signals received from the optical sensor (32) for the microwave radiations generated using the first value and the second value, determine – for each pixel – changes in the electronic signals between the microwave radiations generated using the first value and the second value, and generate an image based on the changes for each pixel, the changes for each pixel indicating variations in the interaction of the microwave radiation with the sample (12).

The utility model relates to an automatic multi-specification paper taking mechanism which comprises a mechanical arm and is characterized in that the mechanical arm is connected with a paper taking frame through a flange, the paper taking frame is composed of an electromagnetic valve set, a sectional material, a connecting clamping plate and a carbon fiber square tube, and an overpressure sensor, a color sensor, an on-site sensor, a long-distance sensor and a suction cup assembly are installed on the carbon fiber square tube. An air blowing assembly and a paper clamping assembly. The automatic paper taking device has the advantages that the paper clamping assembly, the blowing assembly and the suction cup assembly are controlled through the A-area electromagnetic valve combination, paper in the A-area can be taken, the paper in the A-area and the B-area can be taken through the A-area and B-area electromagnetic valve combination, the color sensor identifies whether the uppermost layer is glass or paper, and the paper taking mechanism takes the paper only when the upper layer of glass is taken away. And after the paper is clamped, the blowing assembly blows air to separate the paper from the next layer of glass, so that the paper can be taken out smoothly.

The present application relates to mercury pollution treatment technical field, especially laboratory mercury pollution automatic processing method, the method includes the following steps: step S1: the mercury waste gas is from the air inlet pipe into the pretreatment pool, so that the mercury waste gas is contacted with the absorption liquid to absorb the mercury waste gas; Step S2: when the absorption liquid changes color, the first color sensor sends a signal to the control host, the control host controls the multiple electric telescopic rod to drive the shielding block to move, so that the air outlet pipe is opened, the control host controls the first valve to open, so that the absorption liquid is contacted with the filter material through the liquid outlet pipe into the filter tank to reduce mercury ions to metallic mercury; The present application can accurately and efficiently treat mercury vapor, mercury waste liquid and find mercury leakage in time, so as to guarantee the personal safety of the experimenter.

The invention relates to the technical field of natural gas detection, and provides a natural gas stoichiometric detection device and method.The device comprises a detection pipe, a pressure-resistant cavity, a color sensor, a pressure regulator, a flow detector and a control device; the open end of the detection pipe is used for being connected with a natural gas sampling system; the first opening end of the pressure-resistant cavity is used for fixing a detection tube; a second opening end of the pressure-resistant cavity is communicated with an inner cavity of the pressure-resistant cavity and is used for being connected with a natural gas sampling system and being connected with a flow detector through a pressure regulator; the color sensor is arranged on the outer side of the pressure-resistant cavity and is used for detecting the color change of the detection tube in the sensing position; and the control equipment is used for closing the flow detector when the color sensor detects color change, and calculating the concentration of the to-be-detected component according to the color change length of the detection tube and the natural gas volume detected by the flow detector. The device provided by the invention can realize automatic sampling of natural gas, improve repeatability, reduce operation difficulty of sampling, and improve detection accuracy and efficiency.

This utility model discloses a self-unloading semi-trailer with a lifting loading and unloading platform, including a semi-trailer cargo box. A fixed cylinder is fixedly connected to the surface of the semi-trailer cargo box, and an adjusting plate is slidably connected to the inner wall of the fixed cylinder. Multiple unloading plates are fixedly connected to the surface of the adjusting plate, and multiple unloading holes are opened on the surface of the semi-trailer cargo box. Multiple sets of guide plates are fixedly connected to the inner bottom wall of the semi-trailer cargo box, and multiple cargo boxes are placed between a pair of guide plates. In this utility model, the adjusting plate slides upward under the action of a lead screw. When the height of the color sensor corresponds to the height of the color mark, the color sensor senses the color at the color mark position and, through an electrical signal, controls the output end of the multi-stage electric telescopic rod to drive the push plate to send the cargo box onto the unloading plate. At this time, the output end of the forward and reverse motor drives the lead screw to reverse, driving the adjusting plate and the unloading plate to descend as a whole. The advantage of this is that it realizes rapid and automatic lifting and unloading operations.

1. Name of the design product: color sensor and its main body. 2. Use of the design product: the overall and partial design of the design product is used to operate toy construction elements and / or educational construction elements by identifying different colored objects through color sensors during toy building and educational learning processes. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

A visible light sensor may be configured to sense environmental characteristics of a space using an image of the space. The visible light sensor may be controlled in one or more modes, including a daylight glare sensor mode, a daylighting sensor mode, a color sensor mode, and / or an occupancy / vacancy sensor mode. In the daylight glare sensor mode, the visible light sensor may be configured to decrease or eliminate glare within a space. In the daylighting sensor mode and the color sensor mode, the visible light sensor may be configured to provide a preferred amount of light and color temperature, respectively, within the space. In the occupancy / vacancy sensor mode, the visible light sensor may be configured to detect an occupancy / vacancy condition within the space and adjust one or more control devices according to the occupation or vacancy of the space. The visible light sensor may be configured to protect the privacy of users within the space via software, a removable module, and / or a special sensor.

A visual perception system includes a scanning camera, a color sensor having a color filter array (CFA), and a classifier node. The camera captures a full-color pixel image of a target object, such as a traffic signal light, and processes the pixel image through a narrow bandpass filter (BPF) such that the narrow BPF outputs a monochrome image of the target object. The color sensor and CFA receive the monochrome image. The color sensor has at least three color channels, each corresponding to a different color of spectral data in the monochrome image. The classifier node classifies constituent pixels of the monochrome image into different color bins as corresponding colors of interest using a predetermined classification decision tree. The colors of interest can be used to implement control actions, such as via an automatic driver assistance system (ADAS) control unit or indicator device.

This invention belongs to the field of stationery technology and discloses a multi-color sensor-activated lead-ejection pen, including a shell, an operating mechanism, a pressing mechanism, a ball bearing, and multiple lead refills. The shell has multiple lead-ejection markings. The operating mechanism is housed within the shell and can move axially along the shell. The pressing mechanism includes multiple pressing elements, each corresponding to a lead-ejection marking, arranged in an array within the shell, spaced apart from the operating mechanism to form a receiving space. The ball bearing is movably disposed within the receiving space and can roll between any pressing element and the operating mechanism, allowing the operating mechanism to apply pressure to any pressing element via the ball bearing. Each lead refill corresponds to a pressing element and is connected to it, with the pressing element pushing the lead refill out of the shell. This multi-color sensor-activated lead-ejection pen allows control of multiple lead refills through a single operating mechanism, effectively simplifying the structure and operation steps. It solves the problems of excessive buttons, complex structure, cumbersome operation, and susceptibility to misoperation in existing multi-color pens.