Method and apparatus for hosting a network camera including a heartbeat mechanism
First Claim
Patent Images
1. A method of obtaining images and a status of a camera, the method comprising:
- sending a new image, if the new image is different from an old image; and
sending a heartbeat to indicate that the camera is working, if the new image is not different from the old image, wherein the new image is sent periodically at a first rate, and the heartbeat is sent periodically at a second rate.
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Abstract
A method and apparatus for providing an improved Internet camera is described. The method comprises capturing an image and determining if the image has changed. If the image has changed, sending the image to a server, and if the image has not changed with a period, sending a heartbeat to indicate continued functionality of the camera.
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Citations
22 Claims
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1. A method of obtaining images and a status of a camera, the method comprising:
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sending a new image, if the new image is different from an old image; and
sending a heartbeat to indicate that the camera is working, if the new image is not different from the old image, wherein the new image is sent periodically at a first rate, and the heartbeat is sent periodically at a second rate. - View Dependent Claims (2)
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3. A method of obtaining images and a status of a camera, the method comprising:
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sending a new image, if the new image is different from an old image;
sending a heartbeat to indicate that the camera is working, if the new image is not different from the old image;
using a first timer to periodically send the new images; and
using a second timer, to send the heartbeat, if no new images were sent within a period. - View Dependent Claims (4)
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5. A method of confirming the working status of a camera system, the method comprising:
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capturing a first image with the camera system;
capturing a second image with the camera system;
determining whether the second image is different from the first image; and
indicating that the camera system is working by communicating a heartbeat from the camera system to an image server in response to a determination that the second image is not different from the first image. - View Dependent Claims (6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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Specification