AUTOMATIC LIGHTING CONTROL SYSTEM

• US 20120319597A1
• Filed: 03/10/2011
• Published: 12/20/2012
• Est. Priority Date: 03/11/2010
• Status: Active Grant

• Current Assignee: Best Digital Co., Ltd.
• Original Assignee: Best Digital Co., Ltd.
• Inventors: Park, Young Suk, Leg, Won Kyung
• Granted Patent: US 8,476,834 B2
• Time in Patent Office: Days
• US Class Current: 315/154
• CPC Class Codes: H05B 47/125 by using cameras
• CPC Class Codes: Y02B 20/40 Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The present invention relates to an automatic lighting control system, and more particularly, to an automatic lighting control system which is capable of predicting a movement route of a resident in a complex building and automatically controlling lighting located in the movement route. According to the present invention, it is possible to reduce power consumption by simplifying configuration of lamps and controlling luminance of lamps on a resident or vehicle movement route by predicting motion of the resident or the vehicle through centralized control for a plurality of lamps, and to provide increased movement convenience and emotional satisfaction of a resident by showing the resident a movement route through lamps and securing a field of view on the movement route.

Claims

1. An automatic lighting control system for predicting a movement route and showing the movement route through control of lamps, comprising:

a camera section which is disposed on the movement route to pick up an image;

a lamp control section which controls luminance and/or turning-on/off of each of a plurality of lamps;

a DB section which stores resident information including address information and vehicle information, and route-related information;

an image recognition section which recognizes vehicle parking spot information and the vehicle information based on the image provided by the camera section and checks an actual movement route of a vehicle passenger through the image; and

a controller which determines a predicted movement route between a parking spot and a residence based on the address information extracted by matching the vehicle information provided by the image recognition section with the DB section, the parking spot information, and the route-related information, generates control information for lamps located on the predicted movement route, provides the generated control information to the lamp control section, shows the predicted movement route of the passenger through lamp control by the lamp control section, and, if the actual movement route provided by the image recognition section is different from the predicted movement route, generates control information for a different movement route according to a movement direction and replaces the generated control information for the existing control information by providing the generated control information to the lamp control section.

2. The automatic lighting control system according to claim 1, wherein the route-related information includes information on a position of an entrance door or a front door for entry to a residence corresponding to the address information.

3. The automatic lighting control system according to claim 1, wherein the camera section includes IP cameras or CCTV cameras.

4. The automatic lighting control system according to claim 1, wherein the lamp control section controls luminance of lamps located on the predicted movement route and luminance of lamps not located on the predicted movement route separately based on the control information.

5. The automatic lighting control system according to claim 1, wherein the controller determines that the actual movement route is different from the predicted movement route if a difference in movement direction between the actual movement route and the predicted movement route exceeds a preset reference value or if the actual movement route is out of a range preset on the predicted movement route.

6. The automatic lighting control system according to claim 1, wherein, if the actual movement route stays on a specific point for a preset period of time or a displacement is not changed to exceed a preset value, the controller generates control information for a lamp corresponding to the specific point or at least one lamp adjacent to the specific point and replaces the generated lamp control information for the control information for the predicted movement route, and, if it is detected that the displacement exceeds the preset value, the controller returns the lamp control information to the existing control information.

7. The automatic lighting control system according to claim 1, wherein the plurality of lamps is placed in an underground parking lot.

8. The automatic lighting control system according to claim 7, wherein the route-related information includes information for a plurality of entrance doors located in the underground parking lot, and

wherein the controller weights the control information for the predicted movement route connecting the entrance door of the residence corresponding to the address information and the parking spot and provides the weighted control information to the lamp control section preferentially, wherein, if the actual movement route is different from the predicted movement route, the controller generates corrected control information by weighting a predicted movement route matching a movement direction of the actual movement route and controls the lamp control section to replace the existing control information with the corrected control information.

9. The automatic lighting control system according to claim 7, wherein the DB section stores use frequency information of the resident for each of a plurality of entrance doors installed in the underground parking lot, and

wherein the controller provides control information for a predicted movement route between an entrance door having the highest use frequency and the parking spot to the lamp control section preferentially based on the parking spot information and the use frequency information, wherein, if the actual movement route is different from the predicted movement route, the controller generates corrected control information for a movement route to an entrance door having the next highest use frequency based on the use frequency information and controls the lamp control section to replace the existing control information with the corrected control information.

10. The automatic lighting control system according to claim 7, wherein the image recognition section transmits information indicating whether or not the resident passes through the entrance door of the underground parking lot based on an image transmitted by a camera located at the entrance door in the camera section, and

wherein the controller controls the lamp control section to restore the lamps controlled according to the control information to an original state based on the information indicating whether or not the resident passes through the entrance door.

11. The automatic lighting control system according to claim 10, wherein a sidewalk is located between the underground parking lot and the residence corresponding to the address information,

wherein the lamp control section controls streetlamps located on the sidewalk, and

wherein the controller sets the front door of the residence corresponding to the address information and the entrance door as a start point and an end point, respectively, based on the information indicating whether or not the resident passes through the entrance door, and generates control information for the streetlamps based on a movement route extracted from the DB section.

12. The automatic lighting control system according to claim 1, further comprising a home automation system including an interphone,

wherein the controller generates the control information based on address information obtained by matching address information input to the interphone with the DB section.

13. The automatic lighting control system according to claim 12, wherein, if the interphone is installed at a gate of the underground parking lot, the controller generates the control information by determining a parking spot adjacent to the address information based on the address information input to the interphone and determining a predicted movement route between the determined parking spot and the interphone.

14. An automatic lighting control system for predicting a movement route of a user and showing the movement route through control of lamps, comprising:

a camera section which picks up an image of the user;

a reader which recognizes a tag of the user and transmits information of the recognized tag along with identification information of the reader;

a lamp control section which controls luminance and/or turning-on/off of each of a plurality of lamps;

a DB section which stores address information and route-related information corresponding to the tag information;

an image recognition section which checks an actual movement route of the user through an image based on the image provided by the camera section; and

a controller which obtains address information by matching the tag information received from the reader with the DB section, determines a predicted movement route based on a position of the reader corresponding to the identification information, the address information and the route-related information, generates control information for at least some lamps located on the predicted movement route, provides the generated control information to the lamp control section, shows the predicted movement route of the user through lamp control by the lamp control section, and, if the actual movement route provided by the image recognition section is different from the predicted movement route, generates control information for a different movement route according to a movement direction and replaces the generated control information for the existing control information by providing the generated control information to the lamp control section.

15. The automatic lighting control system according to claim 14, wherein the image recognition section generates current position information of the user at preset time intervals, and

wherein the controller generates the control information based on the current position information generated by the image recognition section so that lamps located on the predicted movement route can be sequentially turned on depending on a position of the user, and provides the generated control information to the lamp control section.

16. The automatic lighting control system according to claim 14, wherein the controller generates control information to restore luminance of lamps located at positions through which the user passes to an original state based on the current position information of the user, and provides the generated control information to the lamp control section.