WO2011071277A2 - 영상신호와 센서신호의 동기화 시스템 및 방법 - Google Patents
영상신호와 센서신호의 동기화 시스템 및 방법 Download PDFInfo
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- WO2011071277A2 WO2011071277A2 PCT/KR2010/008624 KR2010008624W WO2011071277A2 WO 2011071277 A2 WO2011071277 A2 WO 2011071277A2 KR 2010008624 W KR2010008624 W KR 2010008624W WO 2011071277 A2 WO2011071277 A2 WO 2011071277A2
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- sensor
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000004891 communication Methods 0.000 claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 12
- 238000012546 transfer Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
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- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G7/00—Synchronisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
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- the present invention relates to a system and method for synchronizing a video signal and a sensor signal when analyzing a multi-channel video signal and a sensor signal in a wired or wireless environment, and more particularly, to a video signal input from a camera and a sensor corresponding to each video signal.
- a synchronization clock is built into each sensor module and the camera device, so that the synchronization device transmits a synchronization signal to each device to acquire the synchronization clock after synchronizing the synchronization clock.
- the acquisition time is attached to one signal and transmitted to the central control unit and the computer device to synchronize the image signal with the sensor signal.
- the game device or the like is provided with a sensor that senses the surrounding situation, for example, a wind direction or a wind speed, or a sensor that senses tension, tilt, temperature, pressure, and the like.
- An object of the present invention for solving the above-described problems is that a synchronization clock is built into each sensor module and a camera device to synchronize a video signal input from a camera and a sensor signal corresponding to each video signal. After synchronizing the clock for synchronization by transmitting the synchronization signal to each device from the device, the acquisition time is added to the signals acquired from each sensor module and camera device and transmitted to the central control device and the computer device to transmit the image signal and the sensor signal.
- System and method for synchronizing image signals and sensor signals, camera apparatus, synchronizing apparatus and methods for synchronizing video signals and sensor signals thereof, computer apparatus and methods for synchronizing image signals and sensor signals thereof In providing.
- the first synchronization clock has a built-in, photographing a subject to obtain an image signal, the first image signal to the obtained image signal; A camera device for adding and outputting acquisition time information by a synchronization clock; A sensor device having a built-in second synchronization clock, generating a sensor signal corresponding to the video signal according to a sensing operation, and outputting the acquired sensor signal by adding acquisition time information of the second synchronization clock.
- a central control device which receives the sensor signal to which the acquisition time information is added from the sensor device and transmits the sensor signal to a computer device;
- a synchronization device having a built-in reference clock and simultaneously transmitting a reference time for synchronization of the first synchronization clock and the second synchronization clock to the camera device and the sensor device at a predetermined interval; And receiving the sensor signal to which the acquisition time information is added from the central controller, and receiving the image signal to which the acquisition time information is added from the camera device, confirming the acquisition time information for each signal, and matching each signal to the same.
- a computer device reconstructing the time zone to synchronize the image signal with the sensor signal.
- the sensor device synchronizes the second synchronization clock based on the reference time received from the synchronization device, and then acquires the acquisition time by the second synchronization clock to the sensor signal generated according to the sensing operation.
- the information is added and transmitted to the central controller.
- the sensor device When the sensor device receives the time calibration command, the sensor device performs calibration based on the time information, synchronizes with a clock received from the synchronization device at a second clock, and sends a calibration completion command to the synchronization device. send.
- the communication unit for communicating with the camera device, the sensor device, the central control device and a computer device;
- a frequency generator for generating a frequency signal to transmit reference time information for synchronization to the camera device, sensor device, central control device and computer device;
- a synchronization clock unit generating the generated frequency signal as a clock signal;
- a reference time module unit generating the generated clock signal as the reference time information;
- a real time module unit providing a real time clock (RTC) to the reference time module unit;
- RTC real time clock
- control unit obtains the current time information from the sensor device, obtains the current time information, compares the acquired current time information with the reference time information, and checks an error range. To the sensor device.
- a / D conversion unit for converting the analog signal input from the camera device, the sensor device, the central control device and the computer device into a digital signal;
- An output unit for outputting the digital signal;
- a display unit for displaying the generation operation of the reference time information, the transmission time related to the current time information and the time correction command, and the like.
- the sensor device for achieving the above object, the sensor for generating a sensor signal for sensing the tilt, tension, weight, etc .;
- a signal converter converting the sensor signal in an analog form into sensor data in a digital form;
- Communication unit for transmitting the sensor data to the synchronization device and the central control unit;
- a synchronization clock unit for synchronizing with a reference time provided by the synchronization device;
- a memory unit for storing the sensor data;
- a control unit for controlling the sensor data to be transmitted to the central control unit, receiving and synchronizing the reference time from the synchronization unit, and transmitting the measurement time information obtained from the sensor data together with the sensor data to the central control unit.
- a frequency generator for generating a frequency signal and providing the frequency signal to the controller;
- a real time module unit providing a real time clock to the controller.
- the camera device for achieving the above object, the photographing unit for photographing the subject to obtain an image signal; A communication unit for transmitting the video signal to a computer device or a central control device and communicating with a synchronization device; And a synchronization clock unit configured to synchronize with a reference time received from the synchronization device and to provide a time for acquiring the video signal.
- the method for synchronizing the image signal and the sensor signal for achieving the above object, the synchronization of the image signal and the sensor signal of a system including a camera device, a sensor device, a central control device, a synchronization device and a computer device
- a method comprising: (a) the synchronization device transmitting synchronization time information to the camera device and the sensor device; (b) synchronizing the built-in synchronization clock with the camera device and the sensor device based on the synchronization time information; (c) acquiring image signals and sensor signals by the camera apparatus and the sensor apparatus, and adding acquisition time information to the central control apparatus or the computer apparatus; And (d) the computer apparatus performing synchronization of the image signal and the sensor signal based on the acquisition time information.
- the method for synchronizing the image signal and the sensor signal of the synchronization device for achieving the above object, the wired or wireless communication with a device including a camera device, a sensor device, a central control device and a computer device
- a method of synchronizing an image signal and a sensor signal of a synchronization device comprising: (a) requesting current time information from the device to receive current time information; (b) obtaining error information by comparing the current time information with reference time information; (c) generating time information for correcting the error information and transmitting the time information and a time calibration command to the device; And (d) receiving a synchronization completion command from the device informing that the synchronization is completed by time calibration according to the time information.
- the present invention it is possible to secure the synchronization of the image signal and the sensor signal collected according to the surrounding environment.
- an improved service may be provided to a user through synchronization of a multi-channel, high-speed video signal and a sensor signal corresponding thereto.
- the synchronization of the two signals can be easily implemented, and accordingly, the image signal and the sensor signal can be analyzed accurately and conveniently.
- FIG. 1 is a configuration diagram schematically showing a configuration of a synchronization system of an image signal and a sensor signal according to an embodiment of the present invention.
- FIG. 2 is a configuration diagram schematically showing an internal configuration of a synchronization device according to an embodiment of the present invention.
- FIG. 3 is a configuration diagram schematically showing an internal configuration of a sensor device according to an embodiment of the present invention.
- FIG. 4 is a configuration diagram schematically showing an internal configuration of a camera apparatus according to an embodiment of the present invention.
- FIG. 5 is a flowchart illustrating a synchronization method of an image signal and a sensor signal according to an exemplary embodiment of the present invention.
- FIG. 6 is a flowchart illustrating a method of synchronizing an image signal and a sensor signal of a synchronization device according to an embodiment of the present invention.
- FIG. 8 is a flowchart illustrating a method of synchronizing an image signal and a sensor signal of a computer device according to an embodiment of the present invention.
- FIG. 1 is a configuration diagram schematically showing a configuration of a synchronization system of an image signal and a sensor signal according to an embodiment of the present invention.
- the camera device 110 includes a first clock for synchronizing, acquires an image signal by capturing a subject, and adds acquisition time information of the first synchronizing clock to the computer device 150. Send output.
- the synchronization device 120 has a built-in reference clock, and the camera device 110 and the sensor device at regular intervals of a reference time for synchronization between the camera device 110, the sensor devices 130 to 134, and the central controller 140. 130 to 134 and the central control unit 140 at the same time.
- the plurality of sensor devices 130 to 134 have a built-in second synchronization clock, and generate a sensor signal corresponding to an image signal according to a sensing operation, and acquire time information by the second synchronization clock on the generated sensor signal. Add and transmit the output to the central control unit 140.
- the plurality of sensor devices 130 to 134 may include, for example, an archery analyzer that senses the inclination and tension of an arrow, a foot movement analyzer that senses the user's foot movement back and forth, and the left and right, and the wind direction of the surroundings. Or a climate analyzer that senses wind speed.
- the sensor signal in the case of the archery analyzer, the sensor signal may be a tension or inclination, and in the case of the foot movement analyzer, the sensor signal may be a front, rear, left, right, etc. Can be.
- temperature, pressure, etc. can be used as the sensor signal.
- the central controller 140 receives the sensor signal to which the acquisition time information is added from the sensor devices 130 to 134 and transmits the sensor signal to the computer device 150.
- the computer device 150 receives the sensor signal to which the acquisition time information is added from the central controller 140, and receives the image signal to which the acquisition time information is added from the camera device 110 to obtain the acquisition time information for each signal. Check and reconstruct each signal in the same time zone to synchronize the video signal with the sensor signal.
- the computer device may be a PC in the form of a desktop, or a PC in the form of a notebook.
- the camera device 110 synchronizes the first synchronization clock based on the reference time received from the synchronization device 120, and then acquires acquisition time information by the first synchronization clock to the image signal obtained by photographing.
- the computer device 150 In addition to the computer device 150.
- the sensor devices 130 to 134 synchronize the second synchronization clock based on the reference time received from the synchronization device 120, and then, by the second synchronization clock, the sensor signals generated according to the sensing operation.
- the acquisition time information is added and transmitted to the central control unit 140.
- the sensor devices 130 to 134 correct the reference time received from the synchronization device 120 with the time of the second synchronization clock by an error, and obtain the acquisition time information in the sensor signal based on the corrected time. In addition, it transmits to the central control unit 140.
- the camera device 110 and the sensor devices 130 to 134 obtain a time error by comparing the reference time received from the synchronization device 120 with the time of the first synchronization clock and the time of the second synchronization clock.
- the obtained time error is transmitted to the computer device 150, and the computer device 150 corrects the time signal with respect to the video signal and the sensor signal by the time error.
- the synchronization device 120 obtains the current time information from the sensor devices 130 to 134, obtains the current time information, compares the obtained current time information with the reference time information, and checks the error range.
- the time calibration command is transmitted to the sensor devices 130 to 134.
- the sensor devices 130 to 134 When receiving the time calibration command, the sensor devices 130 to 134 perform calibration based on the received time information, perform synchronization with the clock received from the synchronization device 120 at the second clock, and synchronize ( Calibration) complete command is sent to the synchronization device 120.
- the communication unit 210 communicates with the camera device 110, the sensor devices 130 to 134, the central controller 140, and the computer device 150.
- the frequency generator 220 generates a frequency signal to transmit reference time information for synchronization to the camera device 110, the sensor devices 130 to 134, the central controller 140, and the computer device 150.
- the synchronization clock unit 230 generates a frequency signal generated by the frequency generator 220 as a clock signal.
- the reference time module unit 240 generates the generated clock signal as reference time information.
- the real time clock unit 250 provides a real time clock (RTC) to the reference time module unit 240.
- RTC real time clock
- the controller 260 requests the sensor devices 130 to 134 to obtain current time information, compares the acquired current time information with reference time information, and checks an error range.
- the calibration command is transmitted to the sensor devices 130 to 134.
- the output unit 280 outputs a digital signal to the outside through a port.
- the display unit 290 displays a generation operation of reference time information, a transmission operation related to current time information, and a time calibration command.
- FIG. 3 is a configuration diagram schematically showing an internal configuration of a sensor device according to an embodiment of the present invention.
- the communicator 310 transmits sensor data to the synchronization device 120 and the central controller 140.
- the sensor 320 generates a sensor signal that senses tilt, tension, weight, and the like.
- the signal converter 330 converts an analog sensor signal into digital sensor data.
- the synchronization clock unit 340 synchronizes with the reference time provided by the synchronization device 120.
- the memory unit 350 stores sensor data.
- the controller 360 controls the sensor data to be transmitted to the central controller 140, receives and synchronizes the reference time from the synchronization device 120, and then collects the measurement time information obtained from the sensor data together with the sensor data. Control to transmit to 140.
- the camera apparatus 110 includes a photographing unit 410, a synchronous clock unit 420, and a communication unit 430.
- FIG. 5 is a flowchart illustrating a synchronization method of an image signal and a sensor signal according to an exemplary embodiment of the present invention.
- the video signal is generally large and is transmitted directly to the computer device 150 with the acquisition time information added without passing through the central control unit 140.
- the computer device 150 calculates a time error by comparing the acquisition time information of the camera device 110 and the sensor devices 130 to 134, and corrects the video signal and the sensor signal by the time error on the time axis. And sensor signal are synchronized.
- the synchronization device 120 requests current time information from a device including the camera device 110, the sensor devices 130 to 134, the central controller 140, and the like as shown in FIG. 7 to present the current time information. It receives (S604).
- 7 is a diagram illustrating a synchronization procedure and a timing diagram according to an embodiment of the present invention.
- ⁇ T1 represents an error time between the synchronization device 120 and the sensor devices 130 to 134 before calibration
- ⁇ t1 represents a time information transmission delay time by serial communication
- ⁇ t2 represents a sensor device 130.
- ⁇ t3 indicates a time at which the current time information is transmitted
- ⁇ t3 indicates an error time in the synchronization device 120 and indicates a setting time and a command transmission delay time
- ⁇ t4 indicates time information from the synchronization device 120. Indicates the time to receive and wait for calibration.
- the synchronization device 120 generates calibration time information for correcting the error information (S608).
- the synchronization device 120 transmits the generated calibration time information and the time calibration command to a device including the camera device 110, the sensor devices 130 ⁇ 134, the central controller 140, and the like (S610).
- devices including the camera device 110, the sensor devices 130 to 134, the central control device 140, and the like are built-in a synchronous clock based on time information and a time calibration command received from the synchronization device 120. To synchronize with time information, and transmits a synchronization completion command indicating that the synchronization is completed to the synchronization device 120.
- the synchronization device 120 receives a synchronization completion command indicating that the synchronization is completed by time calibration according to the calibration time information from a device including the camera device 110, the sensor devices 130 to 134, the central control device 140, and the like. It receives (S612).
- FIG. 8 is a flowchart illustrating a method of synchronizing an image signal and a sensor signal of a computer device according to an embodiment of the present invention.
- the computer device 150 receives reference time information from the synchronization device 120 and synchronizes a built-in synchronization clock (S810).
- the computer device 150 receives an image signal including acquisition time information from the camera device 110, and is acquired by the sensor devices 130 to 134 from the central controller 140 to include the acquisition time information.
- the sensor signal is received (S820).
- the computer device 150 calculates a time error by comparing the acquisition time information of the camera device 110 and the sensor devices 130 to 134, and corrects the video signal and the sensor signal by the time error on the time axis. And sensor signal are synchronized.
- the computer device 150 may be synchronized even while acquiring the image signal and the sensor signal from the camera device 110 and the sensor device (130 ⁇ 134), so the verification after the acquisition is completed. Therefore, the central controller 140 calculates the time error of each of the camera device 110 and the sensor device (130 ⁇ 134) and transfers it to the computer device 150, the time error received by the computer device 150 As long as the information is corrected on the time base. Of course, without calculating the time error in the central controller 140, the computer device 150 may calculate the time error directly and accordingly correct the image signal and the sensor signal by the time error.
- a synchronization clock is built into each sensor module and the camera device, and the synchronization device After synchronizing the clock for synchronization by transmitting the synchronization signal to the device, the acquisition time is attached to the signals acquired from each sensor module and camera device and transmitted to the central control device and the computer device to synchronize the image signal with the sensor signal.
- a system and method for synchronizing a video signal and a sensor signal, a method for synchronizing a camera device, a synchronizing device and its video signal and a sensor signal, and a method for synchronizing a computer device and its video signal and a sensor signal can be realized.
- the present invention can be applied to a system and a service that must simultaneously provide an image signal obtained from a camera device and a sensor signal obtained from a sensor device with a screen and sound.
- the present invention may be applied to a device for generating an image signal and a sensor signal and transmitting the same through wireless communication and wired communication.
- the present invention can be applied to an apparatus or system for analyzing a multi-channel video signal and a sensor signal.
- Wired wireless, camera, video signal, sensor, sensor signal, synchronization, error
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Abstract
Description
Claims (18)
- 제1 동기용 시계가 내장되어 있으며, 피사체를 촬영하여 영상신호를 획득하고, 상기 획득된 영상신호에 상기 제1 동기용 시계에 의한 취득시간정보를 부가하여 출력하는 카메라 장치;제2 동기용 시계가 내장되어 있으며, 상기 영상신호에 대응된 센서신호를 센싱 동작에 따라 생성하고, 상기 생성된 센서신호에 상기 제2 동기용 시계에 의한 취득시간정보를 부가하여 출력하는 센서 장치;상기 센서 장치로부터 상기 취득시간정보가 부가된 센서신호를 수신하여 컴퓨터 장치로 전송하도록 제어하는 중앙제어장치;기준 시계를 내장하고, 상기 제1 동기용 시계와 상기 제2 동기용 시계의 동기를 위한 기준시간을 일정 간격으로 상기 카메라 장치와 상기 센서 장치에 동시에 전송하는 동기화 장치; 및상기 중앙제어장치로부터 상기 취득시간정보가 부가된 센서신호를 전송받고, 상기 카메라 장치로부터 상기 취득시간정보가 부가된 영상신호를 전송받아 각각의 신호별로 취득시간정보를 확인하고 각각의 신호를 동일한 시간대로 재구성하여, 상기 영상신호와 상기 센서신호를 동기화하는 컴퓨터 장치;를 포함하는 영상신호와 센서신호의 동기화 시스템.
- 제 1 항에 있어서,상기 카메라 장치는, 상기 동기화 장치로부터 수신된 기준시간을 근거로 상기 제1 동기용 시계를 동기화한 후, 상기 촬영하여 획득한 영상신호에 상기 제1 동기용 시계에 의한 취득시간정보를 부가하여 상기 컴퓨터 장치로 전송하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 시스템.
- 제 1 항에 있어서,상기 센서 장치는, 상기 동기화 장치로부터 수신된 기준시간을 근거로 상기 제2 동기용 시계를 동기화한 후, 상기 센싱 동작에 따라 생성된 상기 센서신호에 상기 제2 동기용 시계에 의한 취득시간정보를 부가하여 상기 중앙제어장치로 전송하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 시스템.
- 제 3 항에 있어서,상기 센서 장치는, 상기 동기화 장치로부터 수신된 상기 기준시간을 상기 제2 동기용 시계의 시간과 비교하여 오차만큼 보정하고, 보정된 시간을 기준으로 상기 센서신호에 취득시간정보를 부가하여 상기 중앙제어장치로 전송하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 시스템.
- 제 1 항에 있어서,상기 카메라 장치와 상기 센서 장치는, 상기 동기화 장치로부터 수신된 상기 기준시간을 상기 제1 동기용 시계의 시간 및 상기 제2 동기용 시계의 시간과 비교하여 시간 오차를 얻고 상기 얻은 시간 오차를 각각 상기 컴퓨터 장치로 전송하며, 상기 컴퓨터 장치는 상기 영상신호 및 상기 센서신호에 대해 상기 시간 오차만큼 시간축에서 보정하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 시스템.
- 제 1 항에 있어서,상기 동기화 장치는 상기 센서 장치에 현재시간 정보를 요청하여 획득하고, 상기 획득한 현재시간 정보를 상기 기준시간 정보와 비교하여 오차범위를 확인하며, 교정이 필요한 경우 시간 정보와 시간교정 명령을 상기 센서 장치로 전송하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 시스템.
- 제 6 항에 있어서,상기 센서 장치는 상기 시간교정 명령을 수신하면, 상기 시간 정보를 기준으로 교정을 수행하고, 두 번째 클럭에서 상기 동기화 장치로부터 수신된 클럭으로 동기화를 수행하며, 교정 완료 명령을 상기 동기화 장치로 전송하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 시스템.
- 카메라 장치, 센서 장치, 중앙제어장치 및 컴퓨터 장치와 통신하기 위한 통신부;상기 카메라 장치, 센서 장치, 중앙제어장치 및 컴퓨터 장치로 동기화를 위한 기준시간 정보를 전송하기 위해 주파수 신호를 생성하는 주파수 생성부(Oscillator);상기 생성된 주파수 신호를 클럭 신호로 생성하는 동기화 클럭부;상기 생성된 클럭 신호를 상기 기준시간 정보로 생성하는 기준시간 모듈부(FPGA);상기 기준시간 모듈부에 실시간 클럭(Real Time Clock)을 제공하는 실시간(RTC) 클럭부; 및상기 주파수 생성부와 상기 동기화 클럭부 및 상기 기준시간 모듈부를 제어하여 상기 기준시간 정보를 생성하고, 상기 생성된 기준시간 정보가 상기 카메라 장치, 센서 장치, 중앙제어장치 및 컴퓨터 장치로 전송되도록 제어하는 제어부;를 포함하는 동기화 장치.
- 제 8 항에 있어서,상기 제어부는 상기 센서 장치에 현재시간 정보를 요청하여 획득하고, 상기 획득한 현재시간 정보를 상기 기준시간 정보와 비교하여 오차범위를 확인하며, 교정이 필요한 경우 현재시간 정보와 시간교정 명령을 상기 센서 장치로 전송하는 것을 특징으로 하는 동기화 장치.
- 제 8 항에 있어서,상기 카메라 장치, 센서 장치, 중앙제어장치 및 컴퓨터 장치로부터 입력된 아날로그 신호를 디지털 신호로 변환하는 A/D 변환부;상기 디지털 신호를 출력하기 위한 출력부; 및상기 기준시간 정보의 생성 동작, 상기 현재시간 정보 및 상기 시간교정 명령에 관한 전송 동작 등을 표시하기 위한 디스플레이부;를 더 포함하는 것을 특징으로 하는 동기화 장치.
- 기울기, 장력, 무게 등을 센싱한 센서 신호를 생성하는 센서;아날로그 형태의 상기 센서 신호를 디지털 형태의 센서 데이터로 변환하는 신호 변환부;상기 센서 데이터를 동기화 장치 및 중앙제어장치로 전송하기 위한 통신부;상기 동기화 장치에서 제공된 기준시간으로 동기화하기 위한 동기용 시계부;상기 센서 데이터를 저장하기 위한 메모리부;상기 센서 데이터가 상기 중앙제어장치로 전송되도록 제어하고, 상기 동기화 장치로부터 상기 기준시간을 수신하여 동기화한 후, 상기 센서 데이터를 취득한 취측시간 정보를 상기 센서 데이터와 함께 상기 중앙제어장치로 전송하는 제어부;주파수 신호를 생성하여 상기 제어부에 제공하는 주파수 생성부; 및상기 제어부에 실시간 클럭(Real Time Clock)을 제공하는 실시간(RTC) 모듈부;를 포함하는 센서 장치.
- 피사체를 촬영하여 영상 신호를 획득하는 촬영부;상기 영상 신호를 컴퓨터 장치 또는 중앙제어장치로 전송하고, 동기화 장치와 통신하기 위한 통신부; 및상기 동기화 장치로부터 제공받은 기준시간에 동기화되고, 상기 영상 신호를 취득한 시간을 제공하기 위한 동기용 시계부;를 포함하는 카메라 장치.
- 카메라 장치, 센서 장치, 중앙제어장치, 동기화 장치 및 컴퓨터 장치를 포함하는 시스템의 영상신호와 센서신호의 동기화 방법으로서,(a) 상기 동기화 장치가 동기화 시간 정보를 상기 카메라 장치 및 상기 센서 장치로 전송하는 단계;(b) 상기 카메라 장치 및 상기 센서 장치가 상기 동기화 시간 정보에 근거해 각각 내장된 동기용 시계를 동기시키는 단계;(c) 상기 카메라 장치 및 상기 센서 장치가 영상 신호 및 센서 신호를 각각 획득하고 취득시간 정보를 부가하여 상기 중앙제어장치 또는 상기 컴퓨터 장치로 전송하는 단계; 및(d) 상기 컴퓨터 장치가 상기 취득시간 정보를 근거로 상기 영상 신호와 상기 센서 신호의 동기화를 수행하는 단계;를 포함하는 영상신호와 센서신호의 동기화 방법.
- 제 13 항에 있어서,상기 (c) 단계는 상기 중앙제어장치가 상기 취득시간 정보가 부가된 상기 센서 신호를 상기 컴퓨터 장치로 전송하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 방법.
- 제 13 항에 있어서,상기 (d) 단계는 상기 컴퓨터 장치가 상기 카메라 장치 및 상기 센서 장치의 취득시간 정보를 비교하여 시간오차를 계산하고, 상기 영상신호와 상기 센서신호에 대해 시간축에서 시간오차만큼 보정하여 상기 영상신호와 상기 센서신호를 동기화하는 것을 특징으로 하는 영상신호와 센서신호의 동기화 방법.
- 카메라 장치, 센서 장치, 중앙제어장치 및 컴퓨터 장치를 포함하는 장치와 유선 또는 무선으로 통신하는 동기화 장치의 영상신호와 센서신호를 동기화하는 방법으로서,(a) 상기 장치에 현재시간 정보를 요청하여 현재시간 정보를 수신하는 단계;(b) 상기 현재시간 정보를 기준시간 정보와 비교하여 오차 정보를 획득하는 단계;(c) 상기 오차 정보를 보정하는 시간 정보를 생성하고, 상기 장치로 상기 시간 정보와 시간교정 명령을 전송하는 단계; 및(d) 상기 장치로부터 상기 시간 정보에 따른 시간 교정으로 동기화가 완료되었음을 알리는 동기 완료 명령을 수신하는 단계;를 포함하는 동기화 장치의 영상신호와 센서신호를 동기화하는 방법.
- 카메라 장치, 센서 장치, 중앙제어장치 및 동기화 장치와 유선 또는 무선으로 통신하는 컴퓨터 장치의 영상신호와 센서신호를 동기화하는 방법으로서,(a) 상기 동기화 장치로부터 기준시간 정보를 수신하여 내장된 동기용 시계를 동기시키는 단계;(b) 상기 카메라 장치로부터 취득시간 정보가 포함된 영상신호를 수신하고, 상기 중앙제어장치로부터 상기 센서장치에 의해 획득되고 취득시간 정보가 포함된 센서신호를 수신하는 단계; 및(c) 상기 취득시간 정보를 근거로 상기 영상신호와 상기 센서신호를 동기화하는 단계;를 포함하는 컴퓨터 장치의 영상신호와 센서신호를 동기화하는 방법.
- 제 17 항에 있어서,상기 (c) 단계는 상기 카메라 장치 및 상기 센서 장치의 취득시간 정보를 비교하여 시간오차를 계산하고, 상기 영상신호와 상기 센서신호에 대해 시간축에서 상기 시간오차만큼 보정하여 상기 영상신호와 상기 센서신호를 동기화하는 것을 특징으로 하는 컴퓨터 장치의 영상신호와 센서신호를 동기화하는 방법.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013188426A (ja) * | 2012-03-15 | 2013-09-26 | Sony Corp | 情報処理装置、情報処理システムおよびプログラム |
JP2014011633A (ja) * | 2012-06-29 | 2014-01-20 | Casio Comput Co Ltd | 無線同期システム、無線装置、センサ装置、無線同期方法、及びプログラム |
WO2019059475A1 (ko) * | 2017-09-22 | 2019-03-28 | 삼성전자(주) | 오디오장치 및 그 오디오장치의 제어방법 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9600443B2 (en) * | 2012-01-30 | 2017-03-21 | International Business Machines Corporation | Tracking entities by means of hash values |
KR101515372B1 (ko) * | 2014-02-25 | 2015-04-29 | (주) 알디텍 | 영상 신호와 무선 센서 신호의 동기화 시스템 및 방법 |
US9140555B1 (en) * | 2014-03-14 | 2015-09-22 | Google Inc. | Navigation using sensor fusion |
KR101698025B1 (ko) * | 2015-06-04 | 2017-02-02 | (주)큐랩스 | 영상신호 및 데이타신호의 동기해석 감시장치 |
KR101721085B1 (ko) * | 2016-05-02 | 2017-03-29 | 고려대학교 산학협력단 | 촬영 장치 및 센서의 시간 동기화 장치 및 방법 |
US10536464B2 (en) * | 2016-06-22 | 2020-01-14 | Intel Corporation | Secure and smart login engine |
KR102441436B1 (ko) * | 2017-06-29 | 2022-09-07 | 주식회사 케이티 | 보안 감시 시스템 및 이를 이용한 보안 감시 방법 |
CN109547693A (zh) * | 2018-11-29 | 2019-03-29 | 惠州市德赛西威智能交通技术研究院有限公司 | 多传感器数据同步系统以及图像数据同步方法 |
CN110739969A (zh) * | 2019-10-18 | 2020-01-31 | 唐智科技湖南发展有限公司 | 一种信号同步采集系统 |
CN110989327B (zh) * | 2019-12-26 | 2021-03-30 | 中国计量科学研究院 | 分布式高精度时间频率实时综合系统 |
CN114827576A (zh) * | 2022-04-20 | 2022-07-29 | 深圳看到科技有限公司 | 多相机同步校正方法、装置、设备及存储介质 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200212557Y1 (ko) * | 2000-08-31 | 2001-02-15 | 엘지전자주식회사 | 피씨 표준시간 보정장치 |
JP2006186618A (ja) * | 2004-12-27 | 2006-07-13 | Canon Inc | 無線通信カメラシステム |
JP2006217326A (ja) * | 2005-02-04 | 2006-08-17 | Matsushita Electric Ind Co Ltd | ネットワークカメラシステムおよびカメラ装置並びに画像同期方法 |
JP2007519309A (ja) * | 2003-11-26 | 2007-07-12 | イーストマン コダック カンパニー | デジタル画像ファイルの日付/時刻メタデータ修正法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100305888B1 (ko) * | 1998-09-24 | 2001-11-30 | 전주범 | 디지털영상의실시간보정장치및방법 |
JP2005317151A (ja) * | 2004-04-30 | 2005-11-10 | Nippon Telegr & Teleph Corp <Ntt> | マルチメディアデータ同期再生方法、マルチメディアデータ同期再生装置およびマルチメディアデータ同期再生プログラム |
JP2005341132A (ja) * | 2004-05-26 | 2005-12-08 | Toshiba Corp | 映像データ処理装置及び処理方法 |
JP2006128862A (ja) * | 2004-10-27 | 2006-05-18 | Net Century Inc | 通信システムとそれに用いられる装置及び制御方法 |
JP2007028344A (ja) * | 2005-07-19 | 2007-02-01 | Teac Corp | データ記録装置及びデータ記録システム |
US20080208468A1 (en) * | 2006-03-09 | 2008-08-28 | Martin Jose V | Forward looking virtual imaging |
KR100748370B1 (ko) | 2006-05-25 | 2007-08-10 | (주)엠씨에스로직 | 비디오 및 오디오 데이터를 동기화하는 방법 및 동영상재생 장치 |
JP4998792B2 (ja) * | 2007-10-30 | 2012-08-15 | 独立行政法人情報通信研究機構 | カメラ、カメラアレイ及びカメラアレイシステム |
KR101067768B1 (ko) * | 2009-12-04 | 2011-09-28 | (주) 알디텍 | 영상신호와 센서신호의 동기화 시스템 및 방법 |
-
2009
- 2009-12-08 KR KR1020090120946A patent/KR101121153B1/ko active IP Right Grant
-
2010
- 2010-12-03 CN CN2010800556582A patent/CN102652288B/zh active Active
- 2010-12-03 US US13/514,029 patent/US20120274793A1/en not_active Abandoned
- 2010-12-03 WO PCT/KR2010/008624 patent/WO2011071277A2/ko active Application Filing
- 2010-12-03 JP JP2012543019A patent/JP2013513328A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200212557Y1 (ko) * | 2000-08-31 | 2001-02-15 | 엘지전자주식회사 | 피씨 표준시간 보정장치 |
JP2007519309A (ja) * | 2003-11-26 | 2007-07-12 | イーストマン コダック カンパニー | デジタル画像ファイルの日付/時刻メタデータ修正法 |
JP2006186618A (ja) * | 2004-12-27 | 2006-07-13 | Canon Inc | 無線通信カメラシステム |
JP2006217326A (ja) * | 2005-02-04 | 2006-08-17 | Matsushita Electric Ind Co Ltd | ネットワークカメラシステムおよびカメラ装置並びに画像同期方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013188426A (ja) * | 2012-03-15 | 2013-09-26 | Sony Corp | 情報処理装置、情報処理システムおよびプログラム |
US10460157B2 (en) | 2012-03-15 | 2019-10-29 | Sony Corporation | Information processing device, information processing system, and program |
US11250247B2 (en) | 2012-03-15 | 2022-02-15 | Sony Group Corporation | Information processing device, information processing system, and program |
JP2014011633A (ja) * | 2012-06-29 | 2014-01-20 | Casio Comput Co Ltd | 無線同期システム、無線装置、センサ装置、無線同期方法、及びプログラム |
US9451218B2 (en) | 2012-06-29 | 2016-09-20 | Casio Computer Co., Ltd. | Wireless synchronous system, radio apparatuses, sensor devices, wireless synchronizing method, and computer-readable recording medium |
WO2019059475A1 (ko) * | 2017-09-22 | 2019-03-28 | 삼성전자(주) | 오디오장치 및 그 오디오장치의 제어방법 |
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KR101121153B1 (ko) | 2012-03-19 |
CN102652288A (zh) | 2012-08-29 |
WO2011071277A3 (ko) | 2011-10-20 |
JP2013513328A (ja) | 2013-04-18 |
KR20110064377A (ko) | 2011-06-15 |
US20120274793A1 (en) | 2012-11-01 |
CN102652288B (zh) | 2013-11-27 |
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