IP Library Granted Patent US 10,410,357
Granted Patent B1
US 10,410,357 · App. 15/939,202 · Granted Sep 10, 2019

Autonomous camera-to-camera change detection system

Inventor: Melvin G. Duran (Los Alamos, NM)
Assignee: JEMEZ TECHNOLOGY LLC
G06T7/207G06T7/20G06T7/292H04N5/23212H04N5/23222H04N5/23232H04N5/23296H04N5/247H04N7/181H04N7/188G06T2207/10016G06T2207/20024G06T2207/30232G06T2207/30244
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Quick Facts
Patent No.
US 10,410,357
App. No.
15/939,202
Granted
Sep 10, 2019
Kind
B1
Abstract

Embodiments disclosed herein are directed to an autonomous camera-to-camera scene change detection system whereby a first camera controls a second camera without human input. More specifically, a first camera having a field of view may receive and process an image. Based on the processed image, the first camera sends instructions to a second camera to focus in on an area of interest or a target identified in the processed image.

Claims (43)

1. A camera-to-camera control system, comprising:

a first camera having a fixed field of view, the fixed field of view being divided into at least a first zone and a second zone based, at least in part, on:

analyzing two or more captured images that each represent the fixed field of view at different time periods; and

determining, based on the analysis, which areas in the fixed field of view have anticipated changes;

associating the first zone with the areas in the fixed field of view that have the anticipated changes;

associating the second zone with remaining areas in the fixed field of view; and

a second camera communicatively coupled to the first camera and having a second field of view that is at least partially contained within, and moveable within, the fixed field of view, the second camera adapted to:

receive camera control instructions from the first camera in response to the first camera detecting an object of interest in the second zone of the fixed field of view, the camera control instructions comprising one or more of:

instructions for tilting the second camera;

instructions for panning the second camera;

instructions for zooming the second camera; and

instructions for tracking movement of the object of interest as the object of interest moves through the second zone of the fixed field of view; and

instructions for capturing one or more images of the object of interest as the object of interest moves through the second zone of the fixed field of view.

2. The camera-to-camera control system of claim 1 , wherein at least the second zone is defined as an area of interest.

3. The camera-to-camera control system of claim 1 , wherein the first camera is adapted to receive a reference image.

4. The camera-to-camera control system of claim of claim 2 , wherein a reference image captured by the first camera is analyzed to determine the object of interest.

5. The camera-to-camera control system of claim 1 , wherein the camera control instructions comprise movement speed instructions for the second camera.

6. The camera-to-camera control system of claim 1 , further comprising a third camera having a second fixed field of view that is at least partially different from the fixed field of view of the first camera, the third camera being communicatively coupled to the second camera.

7. The camera-to-camera control system of claim 6 , wherein the third camera sends a second set of camera control instructions to the second camera in response to the third camera detecting another object of interest in its field of view.

8. A method for autonomously operating a camera in a camera-to-camera control system, comprising:

capturing a first image using a first camera having a first field of view;

analyzing the first image to determine an area of interest in the first field of view, the area of interest being an area that is smaller than an area of the first field of view and being based, at least in part, on determining, based on analyzing at least the first image, that unanticipated changes will occur in the area of interest within the first field of view;

causing the first camera to send camera control instructions to a second camera in response to determining the area of interest, the camera control instructions comprising one or more of:

pan, tilt and/or zoom instructions that cause the moveable camera to alter its field of view within the area of interest; and

instructions to capture one or more images of the area of interest.

9. The method of claim 8 , wherein the camera control instructions further comprise instructions for capturing one or more images of an object of interest within the area of interest.

10. The method of claim 8 , wherein the camera control instructions further comprise instructions for tracking movement of the object of interest.

11. The method of claim 8 , further comprising causing the first camera to send the camera control instructions to a third camera, wherein the third camera is a pan, tilt and zoom camera.

12. The method of claim 11 , wherein the second camera is associated with a first priority and the third camera is associated with a second priority that is different than the second priority.

13. A method, comprising:

determining, based on an analysis of a plurality of captured images from a first camera having a first field of view, a first zone and a second zone of the first field of view, the first zone identified as having one or more expected changes based, at least in part, on a location of the first zone within the first field of view;

causing the first camera to ignore the one or more expected changes in the first zone of the first field of view;

detecting an object of interest in the second zone of the first field of view; and

causing the first camera to send camera control instructions to a second camera, the second camera being communicatively coupled to the first camera and having a second field of view that is at least partially within the first field of view, the camera control instructions comprising instructions for causing the second camera to:

track movement of the object of interest through the second zone of the first field of view; and

capture one or more images of the object of interest as the object of interest moves through the first field of view.

14. The method of claim 13 , wherein tracking movement of the object comprises causing the second camera to one or more of pan, tilt and zoom as the object of interest moves through the first field of view.

15. The method of claim 13 , further comprising applying a software filter to the image to identify the object of interest.

16. The method of claim 13 , wherein the camera control instructions include movement speed instructions for the second camera as the second camera tracks the movement of the object of interest through the first field of view.

17. The method of claim 13 , further comprising applying a software filter to the image to identify an area of interest in the image.

18. The method of claim 13 , wherein the expected changes are changes in the environment within the first field of view.

19. The method of claim 13 , further comprising receiving instructions to create a third zone in the first field of view.

20. The method of claim 19 , wherein the instructions are provided by a user.

Assignments (3)
ENTITY CONVERSION Recorded Oct 9, 2023
From: EVOLON TECHNOLOGY, LLC
To: EVOLON TECHNOLOGY, INC.
Reel/Frame 065182/0296 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2023
From: DURAN, MELVIN G.
To: JEMEZ TECHNOLOGY LLC
Reel/Frame 064300/0796 →
CHANGE OF NAME Recorded Jun 2, 2020
From: JEMEZ TECHNOLOGY, LLC
To: EVOLON TECHNOLOGY, LLC
Reel/Frame 052810/0434 →
Continuity (2)
Continuation 14840248 · Aug 31, 2015
Provisional Application 62044824 · Sep 2, 2014