WO2013180317A1 - Appareil de commande à distance d'une caméra ip à l'aide d'une entrée tactile d'un terminal mobile - Google Patents

Appareil de commande à distance d'une caméra ip à l'aide d'une entrée tactile d'un terminal mobile Download PDF

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Publication number
WO2013180317A1
WO2013180317A1 PCT/KR2012/004276 KR2012004276W WO2013180317A1 WO 2013180317 A1 WO2013180317 A1 WO 2013180317A1 KR 2012004276 W KR2012004276 W KR 2012004276W WO 2013180317 A1 WO2013180317 A1 WO 2013180317A1
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WO
WIPO (PCT)
Prior art keywords
camera
touch
touch input
axis
data
Prior art date
Application number
PCT/KR2012/004276
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English (en)
Korean (ko)
Inventor
이수우
Original Assignee
(주)정직한기술
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Filing date
Publication date
Application filed by (주)정직한기술 filed Critical (주)정직한기술
Publication of WO2013180317A1 publication Critical patent/WO2013180317A1/fr

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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
    • H04N23/60—Control of cameras or camera modules
    • H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
    • H04N2007/145—Handheld terminals

Definitions

  • the present invention relates to a remote control device for an IP camera using a touch input of a mobile terminal, and more particularly, to a moving direction and speed of a touch signal input on a touch screen of a mobile terminal having a built-in touch sensor and connected to the Internet. Accordingly, the present invention relates to a technique for continuously performing a direction manipulation operation of a pan, tilt, and the like of an IP camera.
  • IP cameras installed in daycare centers, schools, and apartment complexes, it is possible to check the images of IP cameras installed anywhere in the Internet. These IP cameras are used not only for video surveillance but also for various fields, and in order to provide more effective services in video surveillance, Pan / Tilt / Zoom (PTZ) function enables 360-degree rotation so that one camera You need to provide the ability to show directions.
  • PTZ Pan / Tilt / Zoom
  • the present invention has been made to solve such a conventional problem, and an object of the present invention is to continuously control the pan / tilt direction and speed of an IP camera according to the acceleration of the user's touch input, that is, the direction and speed of the touch input. It is to enable continuous camera direction change and speed control with only touch input of.
  • Another object of the present invention is to maximize user convenience by allowing the user to perform both pan / tilt / zoom manipulation operations of the camera with only one finger touch operation.
  • Still another object of the present invention is to analyze the emotional state of the user providing the touch input and to control the camera's direction manipulation speed according to the user's emotion, thereby enabling effective camera motion control according to user interaction.
  • a touch input unit for receiving a user touch input on the touch screen on which the captured image of the IP camera is displayed, data for collecting the touch information detected by the touch input unit Collecting unit, If the touch input is a continuous input signal based on the collected touch information, a data analysis unit for continuously analyzing the X-axis and Y-axis movement direction and the movement speed of the touch input, based on the analyzed data And a data converter for converting the speed information of the X and Y axis motors of the IP camera and the moving speed information of the X and Y axis motors of the IP camera to the IP camera located at a remote location.
  • a remote control apparatus of an IP camera using a touch input of a mobile terminal is provided.
  • touch information is periodically collected in a predetermined threshold time unit by the data collector, and when the current touch coordinate is (x n , y n ), the speeds of the X-axis and Y-axis motors are expressed by the following equation. It is preferable to calculate by.
  • Y-axis motor speed (y n + 1 -y n ) / acceleration constant
  • the data converter may output the same value as the speed of the X-axis and Y-axis motors calculated immediately before.
  • the data analyzer tracks the position of the subject and moves the subject in a predetermined threshold time unit. It is possible to calculate the speed and output the calculated moving direction and the moving speed of the subject as the X and Y axis moving directions and the moving speed of the touch input.
  • a zoom control UI is generated and controlled to be displayed on the touch screen, and based on a touch position input on the zoom control UI.
  • a zoom controller configured to generate a zoom in or zoom out control signal having the touch position as a center position and transmit the generated zoom in or out signal to the data transmitter, and to remove the display of the zoom control UI when there is a touch input in an area other than the zoom control UI. It is desirable to be.
  • the user emotion analysis unit for analyzing the input tactile information including the area, pressure and moving speed of the touch input based on the touch information collected by the data collector, and analyzes the emotional state of the user based on the analyzed information
  • the data analyzing unit may further recalculate the speed information of the X-axis and Y-axis motors of the IP camera in consideration of the user emotion state analyzed by the user emotion analysis unit.
  • the data analyzer may further change at least one of brightness, saturation, and contrast of the captured image of the IP camera displayed on the screen in consideration of the user emotion state analyzed by the user emotion analyzer.
  • the present invention by providing an intuitive and easy-to-use user interface from the user's point of view, it can contribute to the activation of the security solution industry using a mobile terminal, it is expected to have the effect of expanding the personal security equipment market.
  • FIG. 1 is a block diagram of an IP camera remote control system according to the present invention.
  • FIG. 2 is a block diagram showing an internal configuration of a mobile terminal for remote control of an IP camera according to a first embodiment of the present invention.
  • FIG. 3 is a flowchart illustrating a process of performing an IP camera remote control operation in a mobile terminal according to the first embodiment of the present invention.
  • FIG. 4 is a flowchart illustrating a process of performing a detection function according to a subject designation according to the present invention.
  • FIG. 5 is a block diagram illustrating an internal configuration of a mobile terminal for remote control of an IP camera according to a second embodiment of the present invention.
  • FIG. 6 is a flowchart illustrating a process of performing an IP camera remote control operation in a mobile terminal according to a second embodiment of the present invention.
  • FIG. 1 is a block diagram of an IP camera remote control system according to the present invention.
  • the IP camera remote control system includes an IP camera 1 installed in an area to be monitored and an IP camera via a mobile communication network 3 including an internet network 2 and a base station. It is configured to include a mobile terminal 4 connected to (1) to remotely control the direction operation of the IP camera (1).
  • the IP camera 1 captures an image of an area to be monitored and transmits a captured image to a mobile terminal 4 of an administrator located remotely through a communication device (not shown) such as a modem.
  • the communication device is a wired or wireless modem.
  • various wireless communication modules such as 3G, 4G, and WiBro may be used.
  • a general IP camera 1 includes an X-axis motor 11 and a Y-axis motor 12 for pan / tilt driving, and a zoom driver 13 performing a zoom in / zoom out function. Doing.
  • the mobile terminal 4 is a mobile communication terminal possessed by an administrator having the authority to monitor the monitored area, and may be a smart phone, a tablet PC, or the like.
  • the mobile terminal 4 analyzes the direction and speed of the touch input when a touch input on the touch screen is made by the administrator, and generates a pan, tilt, and zoom control signal of the IP camera 1 according to the analyzed result, thereby generating an IP camera ( 1) so that the direction manipulation and the zoom control operation of the IP camera 1 can be performed continuously.
  • the IP camera 1 receives the pan, tilt, and zoom control signals from the mobile terminal 4 through the communication network
  • the X-axis motor 11, the Y-axis motor 12, and the zoom driver 13 are based on this. By driving to perform the direction operation and zoom operation.
  • FIG. 2 is a block diagram showing an internal configuration of a mobile terminal for remote control of an IP camera according to a first embodiment of the present invention.
  • the mobile terminal 4 for remote control of an IP camera includes a touch input unit 41, a data collector 42, a data analyzer 43, and data.
  • the converter 44 and the data transmitter 45 are comprised.
  • the touch input unit 41 receives a user touch input on the touch screen on which the captured image of the IP camera 1 is displayed. Although the detailed configuration is not shown, the touch input unit 41 may use a touch screen on which the captured image is displayed and a touch input on the touch screen. And a touch sensor to detect.
  • the data collecting unit 42 collects touch information detected by the touch input unit 41, and the touch information may be a position coordinate of the touch input, and the position coordinates of the touch input are periodically collected at predetermined threshold time units. The coordinate change values of successive touch inputs are collected.
  • the touch information collected by the data collection unit 42 may further include information such as touch pressure and touch area in addition to the position coordinates, and such information may be used as basic information for detecting an emotional state of a manager or user who inputs a touch. Can be.
  • the data analyzer 43 continuously analyzes the X-axis and Y-axis moving directions and moving speeds of the touch input. If the current touch coordinate is P n + 1 (x n + 1 , y n + 1 ) and the touch coordinate P n at the previous detection point is (x n , y n ), the touch in the current collection (detection) section
  • the moving speed in the X and Y-axis directions of the input can be calculated in (x n + 1 -x n ) / threshold time units and (y n + 1 -y n ) / threshold time units, respectively, and the moving direction is moved. This can be seen by checking whether the speed calculation result is positive or negative.
  • the data converter 44 converts the X and Y axis moving directions and the moving speed values of the touch input into speed information of the X and Y axis motors 11 and 12 of the IP camera 1 based on the analyzed data. do.
  • the speeds of the X- and Y-axis motors 11 and 12 may be calculated by Equation 1 below.
  • Y-axis motor speed (y n + 1 -y n ) / acceleration constant
  • the acceleration constant is a rotational acceleration constant of the motor, which is an intrinsic value of the motor.
  • the acceleration constant of each motor is the same value.
  • the data transmitter 45 transmits the movement speed information of the X-axis and Y-axis motors 11 and 12 of the IP camera 1 to the IP camera 1 located at a remote location, and a wireless communication module may be used.
  • FIG. 3 is a flowchart illustrating a process of performing an IP camera remote control operation in a mobile terminal according to the first embodiment of the present invention.
  • the user's touch input information is collected periodically (continuously) at predetermined threshold time intervals by the data collecting unit 42 (S10).
  • the touch information may further include information such as touch pressure and touch area in addition to the position coordinate of the touch input.
  • the data analyzer 43 continuously moves the touch input, that is, the X and Y axis movement directions and the moving speed, based on the collected touch information. Analyze (S20).
  • Step S40 takes into account that the continuous increase in coordinates is physically impossible due to the limitation of the touch screen size of the mobile terminal 4, and when the same coordinate values are continuously accumulated, the X-axis and Y-axis motors calculated in the immediately preceding section ( 11, 12) to keep the motor speed.
  • the touch coordinate movement analysis operation is stopped and thus the direction change operation of the IP camera 1 is also stopped.
  • the calculated information is transmitted to the IP camera 1 through the data transmitter 45, and the IP camera 1 is based on the received information. To pan / tilt the camera.
  • FIG. 4 is a flowchart illustrating a process of performing a detection function according to a subject designation according to the present invention.
  • the IP camera 1 selects the designated subject. It's about making it possible to track a subject while rotating along it.
  • a selection signal and a subject detection command for a specific subject in the captured image of the IP camera 1 are input from the manager (S110).
  • the selection of the subject can be done in various ways such as drawing a touch trace along the outline of the subject, touching the center of the subject for a long time, drawing a closed curve surrounding the subject by touch, and the subject detection command.
  • the data analyzer 43 may recognize the subject selection signal input as a detection command or recognize a corresponding detection command when a specific key button is pressed.
  • the data analyzer 43 tracks the position of the subject to calculate a moving direction and a moving speed of the subject at predetermined threshold time units (S120), and the calculated moving direction and movement of the subject. The speed is converted into the X and Y axis moving directions and the moving speed of the touch input (S130).
  • the data converter 44 converts the value converted into the motion value of the touch input into motor speed information (S140), and the data transmitter 45 transmits the converted motor speed information to the IP camera 1. (S150).
  • IP camera 1 data processing is simple and easy in terms of the IP camera 1 by converting the movement of the subject into the movement value of the touch input and transmitting the same to the IP camera 1.
  • FIG. 5 is a block diagram illustrating an internal configuration of a mobile terminal for remote control of an IP camera according to a second embodiment of the present invention.
  • the second embodiment is characterized in that the configuration of the user emotion analysis unit 46 and the zoom control unit 47 is added to the basic configuration of the first embodiment.
  • the user emotion analyzer 46 analyzes the input tactile information including the area, the pressure, and the moving speed of the touch input based on the touch information collected by the data collector 42, and based on the analyzed information, the user's emotion Deduce the state.
  • the characteristics of the touch operation according to the emotional state of the manager that is, the characteristics of the input tactile information for each emotional state should be stored in a pattern form in advance.
  • the touch motion characteristic pattern information according to the emotional state is specified in advance by the touch input characteristics of the emotional state of the manager and learning method or preset touch input characteristic information for each general emotional state, and after extracting the feature factors at the touch input, Various methods are possible, such as a method of determining the emotional state of the user by comparing the feature factors with the set touch input characteristic information.
  • the user's emotion may be classified into three stages, such as calmness, tension, and excitement, as a measure of mental comfort, and of course, it may be further subdivided.
  • Speed information will be recalculated. For example, when the emotional state of the user is 'calm', the calculated motor speed information is used as it is, and when the user's emotional state is 'tense', the weight is added to the calculated motor speed information to the touch input movement. As a result, a larger value than the calculated motor speed may be calculated as a motor speed value, and when the user's emotional state is 'excited', the weight may be increased more than in the case of 'tension'.
  • This allows the motor to rotate faster than the calculated motor speed.
  • the pan / tilt control speed of the motor is changed by reflecting the emotional state of the user during the pan / tilt remote control operation so that the camera rotation can be performed through user interaction.
  • the user interaction through the user emotion analysis may change the brightness, saturation, contrast, etc. of the camera photographed image displayed on the screen according to the user emotion state in addition to the camera rotation manipulation. For example, when the user is in an excited state, it is possible to display a brighter and clearer color image.
  • the zoom controller 47 When the touch input is a discontinuous input signal based on the touch information collected by the data collecting unit 42, the zoom controller 47 generates a zoom control UI and controls the display to be displayed on the touch screen, and the touch position on the zoom control UI.
  • zoom controller 47 The operation of the zoom controller 47 will be described in detail with reference to FIG. 6.
  • FIG. 6 is a flowchart illustrating a process of performing an IP camera remote control operation in a mobile terminal according to a second embodiment of the present invention.
  • steps S220 to S240 are performed, and the touch input signal is In the case of discontinuity, steps S250 to S270 are performed.
  • the data collector 42 recognizes the signal for pan / tilt control of the IP camera 1 and transmits the collected touch input data to the data analyzer 43 and receives the received input data.
  • a step S220 to S240 is performed by one data analyzer 43, which is the same as the first embodiment of FIG.
  • the data collecting unit 42 recognizes this as a command signal for zoom control, and detects the fact that the touch input is generated and the touch position information. It transfers to the zoom control part 47.
  • the zoom control UI may be a zoom control bar type in which a zoom level tab is displayed step by step, or a graphic UI in the form of two push buttons for zoom in and zoom out.
  • the zoom controller 47 analyzes the touch input position of the user while the zoom control UI is displayed and generates a zoom in or zoom out control signal according to the corresponding touch position when the touch position is an area within the zoom control UI (S260).
  • the zoom in or zoom out control signal includes zoom center information and zoom level value information.
  • the zoom centering information is a touch position coordinate value received in step S250, and the zoom level value may be, for example, a zoom level value corresponding to a tap closest to the touch position when the zoom control UI is in the form of a zoom control bar.
  • the zoom controller 47 analyzes the touch input position of the user while the zoom control UI is displayed, and when the touch position is an area other than the zoom control UI, determines that the zoom control release command is performed and removes the zoom control UI on the screen (S270). ).
  • both the zoom in / zoom out control operations can be easily processed with only one finger. That is, in the related art, a user needs a zoom control operation because a separate key button or menu button operation is required for zoom control or the two fingers are pinched or spread while the two fingers are touched on the screen. Although there is a problem in that the operation operation is cumbersome, in this embodiment, the zoom operation can be performed using only one finger, and the zoom control operation through the zoom control UI is very simple compared to the conventional method.
  • the present invention is a technology that provides an intuitive and easy-to-use user interface from the user's point of view, and is a very useful invention in the security solution industry using a mobile terminal.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Studio Devices (AREA)
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Abstract

La présente invention concerne un appareil qui permet de commander à distance une caméra IP à l'aide de l'entrée tactile d'un terminal mobile, l'appareil comprenant : une unité d'entrée tactile qui reçoit une entrée tactile d'un utilisateur sur un écran tactile sur lequel une image capturée par la caméra IP est affichée ; une unité de collecte de données qui collecte des informations de toucher détectées par l'unité d'entrée tactile ; une unité d'analyse de données qui analyse continuellement des directions de déplacement et des vitesses de déplacement le long de l'axe x et de l'axe y de l'entrée tactile sur la base des informations de toucher collectées lorsque l'entrée tactile est un signal d'entrée continu ; une unité de conversion de données qui convertit les résultats analysés en informations de vitesse de déplacement sur des moteurs d'axe x et d'axe y ; une unité de transmission de données qui transmet les informations de vitesse de déplacement des moteurs d'axe x et d'axe y à la caméra IP située à distance. Selon la présente invention, la fourniture d'une interface utilisateur intuitive et commode est avantageuse pour stimuler l'industrie des solutions de sécurité, tout en étant efficace pour étendre le marché des équipements de sécurité personnelle.
PCT/KR2012/004276 2012-05-31 2012-05-31 Appareil de commande à distance d'une caméra ip à l'aide d'une entrée tactile d'un terminal mobile WO2013180317A1 (fr)

Applications Claiming Priority (2)

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KR1020120057858A KR101414583B1 (ko) 2012-05-31 2012-05-31 모바일 단말기의 터치 입력을 이용한 ｉｐ 카메라의 원격 제어장치
KR10-2012-0057858 2012-05-31

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Cited By (1)

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WO2016200102A1 (fr) * 2015-06-11 2016-12-15 삼성전자 주식회사 Procédé et dispositif pour changer le point focal d'une caméra

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JP7113255B2 (ja) * 2018-09-18 2022-08-05 パナソニックＩｐマネジメント株式会社 電子機器、画像表示方法、プログラム、および画像撮影システム

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JP2010199734A (ja) * 2009-02-23 2010-09-09 Nikon Corp カメラの遠隔制御システム、及び携帯型端末
JP2010258878A (ja) * 2009-04-27 2010-11-11 Mitsubishi Electric Corp 映像監視システム
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JP2004180157A (ja) * 2002-11-28 2004-06-24 Chuo Electronics Co Ltd 動き検出を用いた画像監視装置
JP2010199734A (ja) * 2009-02-23 2010-09-09 Nikon Corp カメラの遠隔制御システム、及び携帯型端末
KR101083827B1 (ko) * 2009-02-27 2011-11-18 안행수 태양광 발전장치
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WO2016200102A1 (fr) * 2015-06-11 2016-12-15 삼성전자 주식회사 Procédé et dispositif pour changer le point focal d'une caméra
US10630887B2 (en) 2015-06-11 2020-04-21 Samsung Electronics Co., Ltd. Wearable device for changing focal point of camera and method thereof

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KR101414583B1 (ko) 2014-07-03

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