135 results about "Camera Link" patented technology

An apparatus and method are disclosed of a wireless system for customers to interact with attendants (e.g waiters) in restaurants. The system provides for a computing system that transmits electronic menus to wireless portable digital assistants (PDA's) and enables customers to place orders and make real-time service requests. For example, the customer is able to select food items from the menus, indicate preparation instructions for each food item, send comments to the attendants, and request drink refills. The customer is able to check on the status of food preparation via the PDA and observe the food being prepared by a camera link. Upon finishing the meal the restaurant can transmit an electronic bill to the customer.

Oil color and luster acid value integrated automatism detection instrument and its method based on computer visual, it relates to the oil detection field. It solves the disadvantage that not integrated, big error, not automatism in the exist technology. The CCD numeral camera links with the PC, the PC outputs the signal to the control instrument and the locale technology parameter adjustment control groupware separately, the control end of the control instrument links with the controlled end of the execute setup, the light source, CCD numeral camera and the sample bottle which is set in the electromagnetism beater are set in the same axes and set in the illumination box. The steps are: firstly, start up and set the parameter; value whether detect the acid value, if it detects, collects the oil sample and add in reagent, then titrates liquid collects the image to value whether reach the end point, if it does not, titrates again, if it reaches, stop titrating and calculates the acid value, detects twice and calculates its average value and output; if it is not, detects the color and luster, compares the standard image data and the collection image data twice, and output the data. This invention based on equipment, its error is small, and the veracity and reliability is high.

The invention discloses a mixed format signal optical fiber transmission device. The mixed format signal optical fiber transmission device comprises a sending end, a fiber channel and a receiving end, wherein the sending end converts input camera link format video image signals and multi-channel universal serial signals into optical signals, the optical signals are sent to the receiving end through the fiber channel, and the receiving end receives the optical signals and restores the optical signals to original video image signals and multi-channel universal serial data signals. The mixed format signal optical fiber transmission device is suitable for optical fiber transmission of the camera link video image signals and the multi-channel universal serial signals in all configuration modes, the transmission of mixed format signals in a single-fiber channel at different rates can be achieved through multiplexing of a transmission bus, and consumption of extra fiber channels and devices is reduced. According to the mixed format signal optical fiber transmission device, electrical signal conversion processing and transmission control are achieved through a field programmable gate array (FPGA) device, the requirement for actual functions is met, meanwhile, the usage of application-specific integrated circuits is reduced, the advantage of high integration and universalization degrees can be achieved, and supports can be provided for further function extension and performance upgrading.

An all-weather, remote camera system includes a camera housing and other components, such as a network connection, that allows the system to be placed in locations for capturing images over periods of time. The camera system includes a megapixel camera linked to a device server and image storage device to capture images under a variety of conditions. The camera system also includes a zoom capability to generate panoramic images. The zoom operations are performed within the camera system at its location.

The surveillance system is configured of multi-camera including rotating cameras controllable for panning, tilting and zooming in and out, intruding object recognizing means for processing image signals from the rotating cameras and keeping track of a position of the intruding object, camera function determining means for allocating a tracking function to a first camera whose field of view is in a predetermined direction of the object of monitoring according to a state of the object of monitoring and allocating a wide angle shooting function for shooting a monitored space in a wide angle to a second camera, and camera control means for controlling the multi-camera according to actions of the camera function determining means.

The invention relates to a high speed image data acquisition and processing card based on a Camera Link interface, belonging to the field of digital image communication processing. The high speed image data acquisition and processing card comprises a Camera Link interface, an acquisition module, a processing control module, a communication module and a display module; after an opening command of a singlechip is received, data are led into a level switching chip through an external interface camera, a TTL level formed through switching enters a double-port RAM under the control of a programmable gate array to realize acquisition and processing, digital signals are switched into analog signals through a VGA switching chip and then displayed on an external display screen through a VGA interface, and communication with external equipment is realized in real time through a serial port and a network port. The high speed image data acquisition and processing card has multiple functions, high integration density, compact structure, high acquisition speed and convenient use and maintenance, and is also convenient to upgrade, maintain and secondarily develop.

The invention provides gang control method and system based security alarm and video monitoring. The method comprises the following steps of: accessing security equipment and a camera into a monitoring platform through a wideband network; setting a gang control strategy between a lower defence area of the security equipment and the camera on the monitoring platform; when alarm happens, generatingalarm information according to an alarm parameter and uploading the alarm information to the monitoring platform by using the security equipment, wherein the alarm information comprises defence area information; transmitting the gang control strategy to the camera linked with the defence area by the monitoring platform; and acquiring and uploading alarm data to the monitoring platform by the camera. According to the invention, a security alarm technology and a video monitoring technology are fused and applied so as to change the state of the traditional respective independent application.

The invention relates to a white balance processing method directed towards an atypical-feature image. The method comprises the following steps: (1) acquiring the brightest spot RGB (Red, Green and Blue) information of a frame of images as well as an RGB mean through a Camera Link industrial camera; (2) scanning the frame of video images, setting a white spot brightness threshold value and an RGB channel difference threshold, and determining whether current images contain a white area or not and color is rich or not; (3) performing color space conversion on the current images if the current images are determined that the white region is not contained and the color is not rich, and respectively calculating an average chromaticity Cw_ave of a reference point of a perfect reflection method and an average chromaticity Ch_ave of a reference point of a gray world method; and (4) calculating an average chromaticity Cw_ave obtained by the perfect reflection method and an average chromaticity Ch_ave obtained by the gray world method directed towards the current images, and performing white balance correction combined with two classic algorithms on the current frame of images by using the ratio of the Cw_ave and (the Cw_ave plus the Ch_ave) as an adjustment factor K. The method can be realized by using the recourses of an FPGA (Field Programmable Gata Array) internal logic unit, an internal memory, a multiplier and the like.

The invention provides an image processing device for image data, which comprises a CCD camera, a programmable gate array, a digital signal processor, a data assembly module and a display module, wherein the programmable gate array is connected with the CCD camera; the input end of the digital signal processor is connected with the output end of the programmable gate array; the data assembly module is connected with a gigabit network sending module of the digital signal processor; and the display module is connected with the data assembly module. Through software setting, the device can acquire the data of CCD cameras with a Camera link interface, different frame frequencies and different resolutions at a high speed in real time, and transmits and displays the acquired data in real time to facilitate field diagnosis and debugging; meanwhile, the device also has the advantages of miniaturization, real-time, high bandwidth and simple upgrade.

The invention provides a high-frame frequency CCD camera system, and relates to the CCD camera system technical field. The camera system comprises a lens, a CCD image sensor, a preamplifier, a video signal processor, a horizontal timing sequence signal generator, a horizontal drive circuit, a vertical drive circuit, an electronic shutter drive circuit, a controller 1, a controller 2, an external memory unit, a Camera Link output unit, a PC, a PCIe acquisition card and display equipment. The high-frame frequency CCD camera system is an integrated system which combines a high-speed CCD drive technology, video processing with data integration; and the system can provide high-speed digital image and can be widely applied to research fields such as moving target capture, transient process record and the like, and has wide application prospect in real-time image motion compensation of large-array low-frame frequency CCD.

The invention provides a laser machine and camera linking control method, device and system, which are applied in a shooting device, comprising the laser machine and the camera. The camera moves alongthe moving of a target object. The laser machine and camera linking control method comprises the steps that the parameter information of lens of the camera is obtained, wherein the parameter information of lens of the camera is corresponding to the shooting area of the camera; the parameter of a target light-filling area of the laser machine can be determined based on the lens parameter information of the camera; the emergent light parameter of the laser machine can be adjusted based on the target light-filling area of the laser machine, so that the target object shot by the camera can be placed in the target light-filling area. The invention is advantageous in that the definition of the object shot by the camera can be increased.

The invention belongs to the technical field of pavement crack recognition, and discloses a pavement crack recognition device based on a camera and a line laser, and a recognition method of the pavement crack recognition device. The pavement crack recognition device based on the camera and the line laser comprises a pulse counter, an industrial personal computer, a vehicle, a line laser fixedly mounted in the center of the head of the vehicle and a flat plate extending forward from the center of the head top of the vehicle; an area-array camera is fixed below one end of the flat plate; the angle between a laser head of the line laser and the horizontal plane is 40-80 degrees; a lens of the area-array camera vertically faces the ground; a rotary shaft of a rear wheel of the vehicle is coaxially sleeved with an incremental rotary encoder; the incremental rotary encoder is electrically connected with a counting end of the pulse counter; the output end of the pulse counter is electrically connected with a PCI card; the PCI card is inserted into a PCI slot of the industrial personal computer; the area-array camera is electrically connected with the PCI card through a Camera Link wire.

The invention provides a digital optical terminal with a Base-mode Camera Link interface, relating to the field of video data transmission. The optical terminal comprises a transmitting terminal and a receiving terminal which are communicated through an optical fiber. The transmitting terminal converts standard Base-mode Camera Link video data into optical signals, the optical signals are transmitted to the receiving terminal through the optical fiber, and the receiving terminal converts the optical signals into standard Base-mode Camera Link digital video signals and outputs the digital video signals. The transmitting terminal further converts a group of standard RS232 serial data into optical signals and transmits the optical signals to the receiving terminal. The receiving terminal converts the optical signals into a group of standard RS232 serial data and outputs the serial data. The receiving terminal further transmits a group of RS232 data back to the transmitting terminal according to above mode. At the same time, the receiving terminal transmits IO (input output) signals to the transmitting terminal by using the above electrical-to-optical conversion method, and the transmitting terminal outputs the IO signals. The digital optical terminal is applicable to long-distance transmission situations of Camera Link video.

The invention relates to a device for recording, storing and playing back high-speed images in real time without loss, which comprises a camera link decoding chip, a programmable logic device, a camera link coding chip, n storage subsystems, a gigabit network switch and a master control playback computer. Real-time synchronization coding is carried out on the high-frame-frequency image data led in by the camera link decoding chip through the programmable logic device, and then the high-frame-frequency image data are distributed into n paths of image data with frame synchronization codes; the coded image data are stored into each storage subsystem through the camera link coding chip, and are led into the master control playback computer by the gigabit network switch for decoding and synthesis of the same frame image; and post playback interpreting and processing are carried out. By the device provided by the invention, the high-speed image data output by a high-frequency-frame complementary metal oxide semiconductor (CMOS) digital camera are stored and recorded for a long time in real time without loss; and the device is convenient for the master control playback computer to carry out post playback interpreting and processing.

The invention relates to a Camera Link interface testing and developing system based on the FPGA, and belongs to the technical field of digital logic design and high speed data transmission. The Camera Link interface testing and developing system based on the FPGA comprises a Camera Link interface testing and developing circuit board based on the FPGA, wherein the circuit board comprises an FPGA component, an FPGA peripheral circuit, a Camera Link circuit, an inter-board I / O interface circuit and a voltage-stabilized source circuit. The Camera Link interface testing and developing system is connected with an external computer through a Camera Link interface cable to be used as a testing platform of an embedded system for learning Camera Link camera control and Channel Link high speed data transmission based on the FPGA or used as a development board of a real CCD camera system; the Camera Link interface testing and developing system can also be connected with the computer through a USB download cable to be used as a testing circuit board for learning the FPGA programming and application technology or used as a development board of a real FPGA application system.

The invention relates to the field of information transmission, in particular to a camera interface full-mode fiber transmission system. The system comprises a frequency doubling field programmable gate array (FPGA), a serializer, a 3.125G sending optical module, fibers, a 3.125G receiving optical module, a deserializer and a data alignment and frequency division FPGA, wherein the frequency doubling FPGA is connected with a camera through a Camera Link jack and connected with the 3.125G sending optical module through the serializer; the 3.125G sending optical module is connected with the 3.125G receiving optical module through three fibers with equal length; and the 3.125G receiving optical module is connected with the data alignment and frequency division FPGA through the deserializer. The system has high data throughput, strong electromagnetic interference resistance and far transmission distance, and can meet the requirement of high-frame frequency video data remote fiber transmission under MEDIUM and FULL modes.

The invention provides a comprehensive display control device used for an airborne optoelectronic system and belongs to the technical field of airborne optoelectronic control. The comprehensive display control device regards a reinforced portable computer as a processing platform, and integrates the control and image display functions; a foldable structure is adopted, and display is carried out through two screens; the upper screen is a liquid crystal display screen and has the collection display and recording functions of PAL analog images and Camera link digital images; the lower screen is a touch screen, is provided with a retractable control handle, a function switch and various communication interfaces such as 1553B, RS232 and RS422, provides a graphic man-machine interface to finish control over the airborne optoelectronic system, and is high in expansibility and easy to operate. The control and display devices needed in the use process of the airborne optoelectronic system are integrated, various interfaces are reserved, the comprehensive display control device is applicable to optoelectronic observing and aiming systems of different types and high in universality, the use method of combining the touch screen with the control handle is rapid and simple, the man-machine effect is good, and convenience is provided for operation and debugging of the airborne optoelectronic system.

The invention relates to an FPGA-based Camera-Link-to-SD / HD-SDI device which includes a Camera Link acquisition module, an FPGA, SDRAM storages and an SD / HD-SDI module. The Camera Link acquisition module is capable of acquiring a plurality of sub-image data to the FPGA and one frame is cached in the SDRAM storages via the FPGA and then the data in the SDRAMs are read by the FPGA and coded according to an SMPTE standard. The coded data can be output to the SD / HD-SDI module and converted images can be displayed through an SDI monitor. The Camera Link camera has a resolution which is lower than 1920*1080 and the field period is absolutely equal to or slightly smaller than the field period of a corresponding SDI standard video. A standard resolution is selected according to a video resolution input by the Camera Link so that conversion can be carried out.

A vehicle safety system includes a vehicle having at least one pillar. The at least one pillar includes an inner surface covered with a display surface. An exterior focused camera linked to the display surface for displaying an image taken by the camera upon the display material, wherein the camera takes an image of the exterior area of the vehicle that a driver would otherwise see if the at least one pillar were not blocking the view of the driver. A camera control mechanism links a driver sitting within a driver seat of the vehicle to the camera such that the camera may be adjusted to optimize the view provided upon the display surface along the inner surface of the at least one pillar.

The invention provides a method and a device for transmitting three-dimensional image data and a three-dimensional imaging system. The method comprises the following steps: after receiving three-dimensional image data collected by a three-dimensional camera, firstly, selecting an encoding rule matched with a data format to which the three-dimensional image data from a plurality of preset encoding rules, then, converting the format of the three-dimensional image data according to the selected encoding rule to obtain three-dimensional image transmission data; and finally, transmitting the three-dimensional image transmission data to a Camera Link collection card through a driving chip and an LVDS cable. According to the method provided by the embodiment of the invention, the data format in a Camera Link protocol through the preset encoding rule, the three-dimensional image data are transmitted through a Camera Link interface, and the data transmission speed and the anti-jamming capability in a data transmission process are improved.

The invention relates to a long-distance transfer system for video data, which comprises a transmitting terminal, an optical fiber and a receiving terminal, wherein the transmitting terminal is connected with the receiving terminal through the optical fiber; the transmitting terminal converts received video data into video optical fiber signals, transmits the video optical fiber signals to the receiving terminal through the optical fiber, simultaneously converts control optical signals transmitted from the receiving terminal into control signals and outputs the control signals to a camera control terminal; and the receiving terminal converts the video optical fiber signals transmitted through the optical fiber into video data and provides the video data to an external system, simultaneously receives the control signals input by the camera control terminal and converts the control signals into the control optical signals, and then transmits the control optical signals to the transmitting terminal through the optical fiber. The invention realizes non-loss real-time transmission of the video observation data of a telescope, has universality, and is especially suitable for the occasion of long-distance transmission of a Camera link video.

Methods and apparatus, including computer program products, for passenger surveillance. A system for implementing passenger surveillance includes a control unit, a stationary interface, a portable interface, an Aircraft Communications Addressing and Reporting System (ACARS) unit and one or more cameras. A method for enabling passenger surveillance includes mounting one or more cameras to an interior position of a housing, the one or more cameras linked to a control unit and controlled by a user interface device, the housing including one or more animate or inanimate objects, receiving images of the one or more animate or inanimate objects from the one of more cameras at the user interface device, locking on to an animate or inanimate object of interest, and tracking the animate or inanimate object of interest by controlling the one or more cameras.

The invention discloses a cable apparent image defect detection device, which comprises a zynq processing platform and an off-chip DDR3 memory, wherein the zynq processing platform comprises an ARM part, an FPGA hardware processing part and a bus interconnecting part. The cable apparent image defect detection device is used for detecting wire apparent defects, adopts a high-speed camera for imaging cable apparent, is connected to a system through a camera link interface, and finally sends defected images after marking to an HDMI display for displaying results through six image processing steps including median filtering, sobel edge detection, threshold value segmentation, morphological filtering, boundary tracing and target recognition. The cable apparent image defect detection device implements parts of image processing algorithms including median filtering, sobel edge detection, threshold value segmentation and morphological filtering on hardware, and substantially improves the image processing speed.

The invention discloses a system for collecting and processing 10K*10K ultrahigh resolution images, belonging to the field of image collection and processing. The system mainly comprises four subsystems, namely an array camera with four camera link output outlets in shunt output, a multichannel image synthetic controller, a low voltage differential signaling (LVDS) image acquisition card, a standard peripheral component interconnect (PCI) bus and a computer system, wherein, the image data source obtained by the array camera is delivered through multiple camera link ports in a shunt mode; the multichannel image data are received and are rearranged to integrate into a 1-path ultrahigh resolution image by the multichannel image synthetic controller, and the 1-path ultrahigh resolution image is transmitted to the LVDS image acquisition card; and the control of the LVDS image acquisition card is finished by the computer. By utilizing the system, the problem of collection, processing, display and storage of the ultrahigh resolution image is solved; the computing capacity of the complete set of the system can be multiplied under the condition of stacking and combination of hardware resources, thus the resolution image up to 20K*20K can be processed.

The invention discloses a target motion characteristic image simulating and outputting system, relates to the field of optical measurement devices and aims at solving the problem that the current devices are incapable of providing simulation of real targets under normal and abnormal motion states. According to the target motion characteristic image simulating and outputting system, a control module is used for starting the system, setting parameters and detecting hardware; a communication module is used for transmitting instructions of the control module to a target motion characteristic image simulating module; a data transmission module is used for receiving and feeding virtual target position and speed information detected by an optical detection device as well as transmitting the virtual target position and speed information to the target motion characteristic image simulating module; the target motion characteristic image simulating module is used for receiving the instructions of the control module and the target position and speed information of the optical detection device and processing the information to form DVI (Digital Video Interactive) images; and a DVI-camera Link image conversion module is used for converting the DVI images to standard Camera Link simulation images and transmitting the standard Camera Link simulation images to the optical detection device. The target motion characteristic image simulating and outputting system provides simulation of real targets under normal and abnormal motion states and is high in stability.

A camera actuator having a main body, camera support, camera link, push arm and actuator cable. The main body rotatably mounts to a pole. The camera support extends from the front of the main body. The camera support is adapted to rotatably receive a camera. The camera link connects to the camera, where movement of the camera link moves the camera about the camera support. The push arm extends from the front of the main body and is connected to the camera link. The push arm mounts in the main body such that the push arm slides in and out of the front of the main body to rotate the camera. The push arm mounts in the main body such that rotation of the push arm rotates the main body. The actuator cable extends into the rear of the main body from the pole and connects to the push arm.

The invention relates to an FPGA (Field Programmable Gate Array)-based full-configuration type Camera link fiber-converting real-time image optical transceiver; the optical transceiver realizes a conversion function from the input of high-bandwidth (85MHz), high-reliability full-configuration type Camera link real-time images into the output of optical fiber real-time images, has a self-adaptive configuration function of inputting full, medium or basic type Camera link real-time images and a self-adaptive function of Camera link input working frequency; the conversion function from the input of the serial port and time sequence control optical fiber data steams to the output of the Camera link interface is realized and the reliability of the remote serial port communication and time sequence control of the Camera link real-time image optical transceiver is improved; the optical transceiver breaks through the technical difficulty of full-configuration type Camera link real-time image fiber conversion; the flexible configuration of the SFP (Small Form Factor Pluggable) fiber module is designed and realized, the transmission distance ranges from 500m to 120km, the anti-electromagnetic interference capability of the Camera link real-time image transmission system is strengthened and the requirements of various engineering application occasions are satisfied.

The invention relates to the technical field of computer units and specifically relates to a robot computer circuit board with the advantages of simple structure, low cost, good integration, strong computing performance and various external extension functions, wherein the robot computing circuit board comprises a PCB plate, a Zynq multiplied by c7z030 computing unit and a power interface are set on the PCB plate; the Zynq multiplied by c7z030 computing unit comprises a dual-core ARM processor chip, a FPGA chip and a storage device; the FPGA chip is connected to a camera interface, a JTAG interface, a video interface, a VGA expansion card interface and a Camera link decoding chip; and the ARM processor chip is connected to a gigabit internet port and a universal expansion interface, a 1GB DDR 3 internal storage device and a crystal oscillator.

An intelligent device for switching Camera Link to a serial digital interface (SDI) relates to the technical field of image processing and solves the problems that the existing various cameras based on a Camera Link interface can not display on a monitor directly and quality of displayed images is poor. The device comprises a field programmable gate array (FPGA), a digital signal processor (DSP), a synchronous dynamic random access memory (SDRAM) and an SDI module. The Camera Link interface receives image data output by a camera and transmits the image data to the FPGA, the FPGA conducts noise-reducing processing on the received image data and transmits the image data to the DSP, and the DSP receives the image data through a video port (VP), transmits the image data to the SDRAM to be stored in an EDMA mode, reads the image data in the SDRAM in an external memory interface (EMIF) bus mode and processes the data, and transmits the processed image data to the SDI module. Use and carrying of the device are convenient.

The invention discloses an FPGA system having a Camera Link interface. The system comprises a phase-locked loop, a data format converter and an output parallel-serial conversion device; the phase-locked loop is used for generating a pixel clock and a sevenfold frequency clock of the pixel clock from an input pre-set clock; the data format converter is used for outputting fixed data, and outputting target data after re-arranging input 28-bit parallel data; the output parallel-serial conversion device is used for outputting differential data and a differential clock after converting the target data and the fixed data according to the data bit width conversion ratio of 7:1 under the action of the pixel clock and the sevenfold frequency clock of the pixel clock; the differential clock and the differential data accord with specifications of a Camera Link standard protocol; the output end of the phase-locked loop is connected with the first input end of the output parallel-serial conversion device; and the output end of the data format converter is connected with the second input end of the output parallel-serial conversion device. By means of the system disclosed by the invention, a Camera Link protocol does not need to be customized in an IP core; and the transportability is relatively high.