34 results about "Video image processor" patented technology

The invention belongs to the field of internet of things and machine vision and discloses an urban expressway traffic real-time monitoring method based on an information physical network. The system realized the method comprises a video sensing unit, a video image processor and a network communication and traffic monitoring client. The system achieves accident detection based on a video transmission feedback control method through a road traffic parameter detection, traffic accident initial automatic early warning and traffic state quantization identification and by using of network communication, completes real-time monitoring on urban expressway traffic, improves real-time performance and an accuracy rate of an existing traffic accident detection method and adaptability on an emergent traffic accident, has stronger adaptive capacity on traffic states and environment, fully utilizes time and space information through a traffic abnormal predicting result fusing time and space on a decision-making level, and avoids traffic abnormal missing detection.

The provided FPGA-based video image processor comprises: a balance module to receive and compensate signal of HD/SD format to send processed signal into next module, a deserializer module to convert serial data into 10bit/20bit parallel data, a drive module, a serializer module to convert parallel data into serial data, a clock module to provide 1.485GHz clock signal, and a FPGA control processor. This invention can real-time process signal of HD/SD format conveniently, can custom different IP kernels to upgrade hardware easily for future requirement, and has high performance-to-price rate.

The invention provides methods of video processing in an efficient and/or low latency fashion and suitable for use in a streaming environment. Therefore the present invention relates to a system for video processing, a video image processor or a method of generating an output image by performing processing on an input image, wherein the processing is characterized in that it achieves the effect of a plurality of first unit image process steps, the method comprising the steps of performing sequentially one or a plurality of second image process filtering steps on said input image to generate said output image, wherein at least one of said second image process filtering steps achieves the effect of at least two, three, four, or five of said first image process steps.

The invention discloses an automatic fire extinguishing system of Nios II-based video image identification, comprising a camera, an image collector, an Nios II-based video image processor, a controller based on embedded ARM and an electrically controlled fire water monitor; the invention is characterized in that: the camera is connected with the image collector which is connected to a corresponding external function pin of the Nios II-based video image processor, the corresponding function pin of the Nios II-based video image processor is connected with a corresponding function pin of the controller based on embedded ARM and the corresponding external function pin of the controller based on embedded ARM is connected with the electrically controlled fire water monitor; the controller based on embedded ARM receives the fire condition position signal and the impingement position signal of the water column, the difference of the fire condition position and the impingement position of the water column is calculated, the movement of driving the electrically controlled fire water monitor is controlled, thus causing the impingement position of the water column and the fire condition position to be overlapped, and achieving the aim of fast and precise fire extinguishing.

The invention relates to a closed wearable panoramic photographing and processing system and an operation method thereof. The system comprises a camera assembly and a built-in processor; the built-in processor comprises a video image processor, a computing processor, a coding processor and a built-in/built-out storage medium; the system also comprises a built-in gravity sensing, acceleration sensing and compass and gyroscope chip; the chip is used for detecting actions in photographing and wearing, thus carrying out anti-shake processing to the photographing contents, determining photographing directions and/or being used for other man-machine interaction applications; the system also comprises a virtual reality display, a near-eye display or a general liquid crystal display for receiving and displaying the processed video signals transmitted from the built-in processor, and a built-in power supply for supplying power to each component of the closed wearable panoramic photographing system. The closed wearable panoramic photographing and processing system provided by the invention is compact in appearance and strong in function and is convenient for a user to wear.

The invention provides a monitoring terminal, a system, a method and a device, and relates to the technical field of oil leakage monitoring in the oil field. The monitoring terminal comprises an image acquisition device, a processing module, a communication module and a power supply module. The image acquisition device is used for sending acquired monitoring images to the processing module. The processing module is used for comparing the monitoring images with a preset image to obtain an image comparison result, generating an alarming signal when the image comparison result meets a preset condition and sending the alarming signal to the communication module. The communication module is used for sending the alarming signal in a wired and/or wireless manner. The power supply module is used for providing electricity for the image acquisition device, the processing module and the communication module. According to the invention, technical problems of network jams and considerable pressure for imaging processing of a monitoring center caused by simultaneous transmission of hundreds of video images in an oil field oil leakage monitoring scene in the prior art are solved; and technical effects are achieved that network transmission bandwidths are reduced, cost for constructing a big-bandwidth video transmission network is greatly reduced and processing pressure of a video image processor of the monitoring center is reduced.

The invention discloses an LED display control system, and the system comprises a driving power supply. The invention belongs to the technical field of dome screen display, and the system is characterized in that the system further comprises a visual computer, a video image processor, an optical transceiver, a video transmitter, a video receiving card and a controller which are electrically connected; the visual computer is used for synchronously outputting video images of a plurality of channel applications; the video image processor is used for realizing pixel-level geometric correction andimage clipping of the application video image; the video transmitter is used for performing interface conversion on the digital video signal; the video receiving card receives the video data sent by the video sender; the controller carries out overvoltage, overcurrent and over-temperature detection on power supply of the LED display screen by controlling the power-on time sequence of the LED display screen. The display pixels are uniformly distributed, and secondary correction of brightness and color is not needed; image fusion at the edge and consistency correction of brightness and color arenot needed, the image processing steps are simpler and more convenient, and the maintenance cost is low.

The present invention relates to a video image processor (1) that is configured to compare (7) a single frame included in the received video signal (3) with a preceding processed frame so as to detect changes. In order to enable the video being compressed in as compact a format as possible the processor (1) is configured to detect (7) changes by dividing the pixels of a single frame into movement blocks and to detect the movement block as changed if in said movement block there is a given number of pixels whose color value change as compared with the corresponding pixels of the preceding processed frame exceeds a predetermined threshold, to exchange (8) the color values of the pixels of the unchanged movement blocks in the frame under process for predetermined values and to generate a signal (4) that indicates the changes.

When monitoring a logistics line and outputting a video image on a display, a privacy-protected video image processor uses an image of a first specific region corresponding to an area of the logistics line as it is among an original image captured by a capture, and performs mask processing on a person detected in an image of a region other than the first specific region.

The invention discloses a traffic detection sensor which comprises a sensor component and a hard metal plate. The sensor component comprises a composite sheet, an upper copper electrode, a lower copper electrode, a lead and the hard metal plate, the upper copper electrode and the lower copper electrode are pasted on the upper surface and the lower surface of the composite sheet through super glue respectively, then a protective sealing material is sprayed, and the composite sheet is made of quantum-tunnel effect composite materials. The traffic detection sensor is small in size, can be directly mounted on a road surface without cutting the road surface to monitor traffic and has the advantages that the traffic detection sensor is convenient to mount without damaging the road surface, the traffic detection sensor is rapid in response and high in accuracy owing to ultrahigh compression sensitivity, and the like. In addition, compared with other detection technologies such as a microwave radar (vehicle speed measurement), a video image processer (vehicle regulation violation) and the like, the traffic detection sensor can simultaneously and integrally monitor traffic data such as vehicle speed, vehicle flow, lane occupancy rate and vehicle types, cost can be greatly saved, and the use ratio of the road surface is increased.

The embodiment of the invention discloses conference equipment, a conference system and a data processing method, and the conference equipment comprises at least two image collection modules which are used for collecting at least two first videos in different directions, and transmitting the at least two first videos to an image processor; an image processor which is used for synthesizing a second video based on the at least two first videos and sending the second video to the data processing component; a data processing component which is used for determining a to-be-displayed video based on the second video; a data processing component which is also used for executing one of the following operations: sending the video to be displayed to the electronic equipment and/or the display component; sending the video to be displayed to the electronic equipment and/or the display component, receiving a third video transmitted by the electronic equipment, and outputting the third video to the display component; and a display component which is used for displaying at least one of the following video contents output by the data processing component: the video to be displayed and the third video.

The invention relates to a voice-video player. Wherein, it uses solid memory as storage media; its AV decoder with MCU comprises video processor, bit flow analyzer, DRAM controller, video-image processor, TV coder, voice processor, frame buffer, ATAPI, AV digit signal processor (DSP), FLASH controller, USB, OTG and relative controller; the AV decoder is connected to the solid memory, SDRAM, program memory, AV video output, display interface, DAC voice output, low-pass filter, return circuit, filter, power, and stabilizer. The invention has small volume, light weight, low power consumption, etc. And it is five-generation player, to be matched with high-clear digit TV.

The invention relates to an AGV color band navigation sensor circuit comprising a CMOS photosensitive element image acquisition circuit which is connected with a video image processing circuit and sends an acquired color band image to the video image processing circuit; one end of the fill-in light isolation driving circuit is connected with the video image processing circuit, and the other end ofthe fill-in light isolation driving circuit is connected with the LED fill-in light circuit and used for receiving a control signal of the video image processing circuit and driving the LED fill-in light circuit to fill in light; the video image processing circuit is connected with the FLASH circuit and the RAM circuit and is used for video image processing and data decoding; and the power supplycircuit supplies power to the whole circuit. The video image processor and the photosensitive element adopted in the invention improve the positioning and decoding speed of the color band and the two-dimensional code, the average power consumption of the equipment is reduced through the synchronous triggering design of the light supplementing lamp and the photosensitive element, and the application range of the equipment is increased through the extended analog quantity output interface.

The invention discloses an intelligent public transportation image monitoring system based on TD-SCDMA technology. The system comprises an image acquiring terminal part and a TD-SCDMA transmission part; the TD-SCDMA transmission part comprises a TD-SCDMA router and a TD-SCDMA network; the image acquiring terminal part comprises a camera, a video image processor DVR and a TD-SCDMA router; the camera is used for acquiring and transmitting image data to the video image processor DVR, the video image processor DVR is used for coding the received video image, the coded data is transmitted to a remote monitoring center through the TD-SCDMA network by the TD-SCDMA router. The intelligent public transportation monitoring system disclosed by the invention has the beneficial effects that the structure is simple, the implementation is convenient, the cost is low, and the system is suitable for various occasions.