Apparatus for alerting human operator to status conditions of intelligent video information management system

• US 5,909,548 A
• Filed: 10/31/1996
• Issued: 06/01/1999
• Est. Priority Date: 10/31/1996
• Status: Expired due to Term

• Current Assignee: Sensormatic Electronics LLC (Johnson Controls International plc)
• Original Assignee: Sensormatic Electronics Corporation (Johnson Controls International plc)
• Inventors: Nguyen, Lyn, Lin-Liu, Sen, Winter, Gerhard Josef, MacCormack, David Ross, Wilson, Charles Park, Nguyen, William Thanh, Klein, Harry Eric
• Primary Examiner(s): PEESO, THOMAS R
• Application Number:
  US08/742,015
• Time in Patent Office: 943 Days
• Field of Search: 395/200.47, 395/200.61, 395/488, 345/326, 345/327, 345/329, 345/334, 345/340, 345/347, 345/348, 345/354, 348/135, 348/137, 348/139, 348/143, 348/152, 348/153, 348/154, 340/825.06, 340/825.15, 340/825.31, 340/825.32
• US Class Current: 709/217
• CPC Class Codes: G06F 16/40 of multimedia data, e.g. slideshows comprising image and additional audio data retrieval of still image data G06F16/50; retrieval of audio data G06F16/60; retrieval of video data G06F16/70
• CPC Class Codes: G08B 13/19604 involving reference image or background adaptation with time to compensate for changing conditions, e.g. reference image update on detection of light level change
• CPC Class Codes: G08B 13/19634 Electrical details of the system, e.g. component blocks for carrying out specific functions
• CPC Class Codes: G08B 13/19645 Multiple cameras, each having view on one of a plurality of scenes, e.g. multiple cameras for multi-room surveillance or for tracking an object by view hand-over
• CPC Class Codes: G08B 13/19667 Details realated to data compression, encryption or encoding, e.g. resolution modes for reducing data volume to lower transmission bandwidth or memory requirements
• CPC Class Codes: G08B 13/19673 Addition of time stamp, i.e. time metadata, to video stream
• CPC Class Codes: G08B 13/1968 Interfaces for setting up or customising the system
• CPC Class Codes: G08B 13/19682 Graphic User Interface [GUI] presenting system data to the user, e.g. information on a screen helping a user interacting with an alarm system
• CPC Class Codes: H04N 5/445 for displaying additional information H04N5/50 takes precedence
• CPC Class Codes: H04N 5/76 Television signal recording
• CPC Class Codes: H04N 5/781 on disks or drums
• CPC Class Codes: H04N 5/782 on tape
• CPC Class Codes: H04N 5/783 Adaptations for reproducing at a rate different from the recording rate
• CPC Class Codes: H04N 7/181 for receiving images from a plurality of remote sources
• CPC Class Codes: H04N 9/8042 involving data reduction
• CPC Class Codes: H04N 9/8205 involving the multiplexing of an additional signal and the colour video signal
• CPC Class Codes: H04N 9/8227 the additional signal being at least another television signal

Abstract

A video data storage apparatus simultaneously records a plurality of streams of video images each generated by a respective video camera. The apparatus includes a housing having a front panel, a storage device inside the housing for storing a video information, a display screen for displaying video information and a control circuit inside the housing. A plurality of manually-operable switches is mounted in a layout pattern on the front panel. A mouse controls positioning of a cursor on the display screen. The display screen displays switch areas in accordance with the switch layout pattern of the front panel. The switch areas on the display screen are actuatable by the mouse.

Claims

1. A closed-circuit video surveillance system, comprising:

a plurality of video cameras;

selection means for selecting one or more of said video cameras;

display means for displaying video images generated by ones of said video cameras selected by said selection means; and

control means for controlling said display means, said control means causing said display means to display a plurality of symbols each representative of a respective one of said video cameras, said control means also causing said display means to display an indication in association with at least one of said symbols to indicate that the camera or cameras corresponding to said at least one of said symbols have been selected by said selection means.

2. A closed-circuit video surveillance system according to claim 1, wherein said control means causes said display means to display the video images generated by the selected video camera or cameras in a first portion of a display screen and to display said symbols representative of said plurality of video cameras in a second portion of said display screen.

3. A closed-circuit video surveillance system according to claim 2, wherein said symbols representative of said plurality of video cameras are buttons on which a cursor is selectively positioned to select corresponding ones of said video cameras.

4. A closed-circuit video surveillance system according to claim 3, wherein said second portion of said display screen is displaced downwardly from said first position of said display screen.

5. A method of indicating a display status of video cameras selected for display from among a plurality of video cameras included in a closed-circuit video surveillance system, the method comprising the steps of:

displaying in a window on a display screen images generated by one or more of said cameras, said one or more of said cameras having been selected for display;

displaying, outside of said window on said display screen, a plurality of symbols each corresponding to a respective one of said plurality of video cameras included in said closed-circuit video surveillance system; and

displaying one or more indicia for indicating which one or ones of said plurality of video cameras have been selected for display, each of said one or more indicia being displayed in proximity to one of said symbols which corresponds to a video camera selected for display.

6. A closed-circuit video surveillance system, comprising:

a plurality of video cameras;

display-selection means for display-selecting one or more of said video cameras;

display means including a display screen for displaying respective streams of video images generated by ones of said video cameras display-selected by said display-selection means, each respective displayed stream of video images being displayed in a respective display window on said display screen;

record-selection means for record-selecting one or more of said video cameras;

recording means for recording video information corresponding to the video images generated by ones of said video cameras record-selected by said record-selection means; and

control means for controlling said display means, said control means causing said display means to display a record-enable indicia at a border of each said display window, said record-enable indicia for indicating whether the display-selected video camera corresponding to the respective display window is currently record-selected by said record selection means.

7. A closed-circuit video surveillance system according to claim 6, wherein said display means simultaneously displays in respective display windows the video image streams generated by a plurality of display-selected cameras, said display means simultaneously displaying a respective record-enable indicia at a respective border of each of said simultaneously-displayed display windows.

8. A closed-circuit video surveillance system according to claim 7, wherein said display means simultaneously displays four display windows each corresponding to a respective display-selected video camera.

9. A closed-circuit video surveillance system according to claim 8, wherein said display means simultaneously displays nine display windows each corresponding to a respective display-selected video camera.

10. A closed-circuit video surveillance system according to claim 6, wherein said recording means records the video information corresponding to the video images generated by each of said record-selected video cameras according to a respective selected one of a plurality of recording modes, said plurality of recording modes including a first recording mode in which images generated by the respective record-selected camera are continuously recorded at intervals that do not exceed a maximum interval, and a second recording mode in which images generated by the respective record-selected camera are only recorded in response to detection of an alarm condition, the record-enable indicia displayed for each video camera that is both record- and display-selected being displayed in a first state when the first recording mode is currently selected for the respective video camera, and being displayed in a second state different from the first state when the second recording mode is currently selected for the respective video camera.

11. A closed-circuit video surveillance system according to claim 6, wherein said recording means includes at least one hard disk on which is recorded the video information corresponding to the video images generated by said record-selected video cameras.

12. A method of indicating a recording status with respect to video cameras included in a closed-circuit video surveillance system, the method comprising the steps of:

displaying in a window on a display screen a dynamic image generated by one of said video cameras;

displaying at a border of said window a record enable indicia to indicate whether signals output by said one of said video cameras have been selected for recording.

13. A method according to claim 12, further comprising the step of simultaneously displaying, in respective windows, a plurality of image streams each generated by a respective one of said video cameras, each of said windows having a border at which a respective record-enable indicia is provided to indicate whether signals of the respective video camera have been selected for recording.

14. In a closed-circuit video surveillance system including a video camera, a method of automatically diagnosing the video camera, comprising the steps of:

storing a reference image generated by the video camera;

analyzing the stored reference image to form reference parameters indicative of characteristics of the stored reference image;

storing the reference parameters;

automatically and periodically operating the video camera to generate comparison images;

storing and analyzing the comparison images to generate comparison parameters indicative of characteristics of the respective comparison images; and

comparing the comparison parameters with the stored reference parameters;

at least one of said comparison images being generated at least five days after said reference image was stored.

15. A method according to claim 14, wherein at least one of said comparison images is generated at least 100 days after said reference image was stored.

16. A method according to claim 14, wherein said reference parameters include a color histogram and a spatial frequency distribution.

17. A method according to step 14, wherein said step of periodically operating the video camera to generate said comparison images is performed weekly.

18. Apparatus for automatically diagnosing a video camera included in a closed-circuit video surveillance system, the apparatus comprising:

means for storing a reference image generated by the video camera;

means for analyzing the stored reference image to form reference parameters indicative of characteristics of the stored reference image;

means for storing the reference parameters;

calendar means for generating calendar signals;

diagnosis operation means, responsive to said calendar signals, for automatically and periodically operating the video camera to generate comparison images;

means for storing and analyzing the comparison images to generate comparison parameters indicative of characteristics of the respective comparison images; and

means for comparing the comparison parameters with the stored reference parameters;

said diagnosis operation means causing said video camera to generate at least one of said comparison images at least five days after said reference image was stored.

19. A method of displaying status information relating to a video surveillance system, the system including at least one hard disk for storing in digital form video image information generated by a plurality of video cameras, the system further including an archive storage device for driving a removable recording medium and copying video image information onto the removable recording medium from the hard disk, the method comprising the steps of:

displaying on a display screen first information indicative of unused recording space available on said at least one hard disk; and

displaying on said display screen second information indicative of unused recording space available on said removable recording medium.

20. A method according to claim 19, wherein said first and second information is displayed in the form of numeric characters.

21. A method according to claim 19, wherein said first and second information is displayed in the form of first and second graphic display elements, respectively.

22. A method according to claim 19, further comprising the step of displaying additional information indicative of a number of alarm events with respect to which alarm information has been stored in said video surveillance system, and said alarm information has been reviewed, within a predetermined period of time.

23. A method according to claim 19, further comprising the step of displaying additional information indicative of a number of alarm events with respect to which alarm information has been stored in said video surveillance system, and said alarm information has not been reviewed.

24. A method according to claim 19, further comprising the steps of:

displaying first additional information indicative of how many video cameras are connected to said video surveillance system; and

displaying second additional information indicative of a number of said video cameras which are currently selected for recording by said video surveillance system.

25. A method according to claim 19, wherein said video surveillance system includes means for selecting one of a plurality of display configurations in which one or more streams of video images, each generated by a respective video camera, are displayed in respective windows on said display screen, the method further comprising:

displaying additional information indicative of the one of said plurality of display configurations which is currently selected by said means for selecting.

26. A video surveillance system, comprising:

a plurality of video cameras;

at least one hard disk for storing in digital form video image information generated by said video cameras;

archive means for driving a removable recording medium;

means for copying video image information from said hard disk onto said removable recording medium; and

a display screen for displaying first information indicative of unused recording space available on said at least one hard disk, and for displaying second information indicative of unused recording space available on said removable recording medium.

27. A video surveillance system according to claim 26, wherein said display screen displays said first and second information in the form of numeric characters.

28. A video surveillance system according to claim 26, wherein said display screen displays said first and second information in the form of first and second graphic display elements, respectively.

29. Video data storage apparatus for simultaneously recording a plurality of streams of video images each generated by a respective video camera, comprising:

a plurality of video cameras;

a housing having a front panel;

storage means disposed within the housing for storing video information generated by the video cameras;

display means including a display screen for displaying the video information generated by the video cameras;

control means disposed within the housing for receiving the video information generated by the video cameras and transmitting the video information to the storage means and to the display means;

a plurality of manually-operable switches, mounted in a layout pattern on the front panel of the housing, for inputting respective command signals to the control means; and

cursor means for transmitting signals to the control means to control positioning of a cursor on said display screen;

wherein the control means controls the display means to display a plurality of switch areas on the display screen in accordance with the switch layout pattern on the front panel, each of said switch areas on the display screen corresponding to one of the switches on the front panel and being actuatable by the cursor means to generate a command signal which is the same as the command signal generated by actuation of the corresponding switch on the front panel.

30. Video data storage apparatus according to claim 29, wherein said switches on the front panel include camera selection switches, each corresponding to one of said video cameras, for selecting the respective video camera so that the video information generated by the camera is displayed by the display means, said switch areas on the display screen including camera switch areas corresponding to said camera selection switches on the front panel.

31. Video data storage apparatus according to claim 30, wherein said switches on the front panel include a circular jog-shuttle switch manually rotatable by a user to generate command signals for controlling playback and display of video information stored by the storage means, said switch areas on the display screen including a circular switch area corresponding to the jog-shuttle switch on the front panel, said circular switch area having a control point actuatable by the cursor means for controlling playback and display of the video information stored by the storage means.

32. Video data storage apparatus according to claim 30, further comprising a plurality of light-emitting diodes (LEDs) mounted on the front panel, each adjacent to a respective one of said camera selection switches, for indicating that the respective video camera is selected for display, and said display screen displaying adjacent to each of said camera switch areas a camera selection indication corresponding to a respective one of the LEDs on the front panel.

33. Video data storage apparatus according to claim 29, wherein said switches on the front panel include a circular jog-shuttle switch manually rotatable by a user to generate command signals for controlling playback and display of video information stored by the storage means, said switch areas on the display screen including a circular switch area corresponding to the jog-shuttle switch on the front panel, said circular switch area having a control point actuatable by the cursor means for controlling playback and display of the video information stored by the storage means.