On-screen display and privacy masking apparatus and method
First Claim
1. A surveillance camera system, said system comprising:
- a camera having an adjustable field of view;
a display screen operably coupled with said camera wherein images captured by said camera are displayable on said display screen;
a processing device including a first memory device and a second memory device, said processing device configured to output an informational display, said processing device operably coupled to said display screen wherein informational displays output by said processing device are displayed on said display screen and overlay a portion of said images captured by said camera;
said processing device further configured to output a privacy mask wherein a privacy mask output by said processing device is displayed on said display screen and obscures a selected portion of said images captured by said camera, the position of said privacy mask being adjusted to account for changes in the field of view of said camera;
wherein said first memory device stores data associated with said informational display and said second memory device stores data associated with said privacy mask; and
wherein said privacy mask output by said processing device is merged with said captured images at a first resolution and said informational displays output by said processing device are merged with said captured images at a second resolution, said first resolution being greater than said second resolution.
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Accused Products
Abstract
A surveillance camera system that includes a camera, a display screen and a processing device having first and second memory devices. The processing device outputs an informational display that is displayed on the screen and overlays a portion of the images captured by the camera. The processing device also outputs a privacy mask which is displayed on the screen and obscures a selected portion of the images captured by the camera. The position of the privacy mask is adjusted to account for changed in the field of view of the camera. The privacy mask output by the processing device has a first resolution and the informational display output by the processing device has a second resolution, the first resolution being greater than the second resolution.
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Citations
21 Claims
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1. A surveillance camera system, said system comprising:
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a camera having an adjustable field of view;
a display screen operably coupled with said camera wherein images captured by said camera are displayable on said display screen;
a processing device including a first memory device and a second memory device, said processing device configured to output an informational display, said processing device operably coupled to said display screen wherein informational displays output by said processing device are displayed on said display screen and overlay a portion of said images captured by said camera;
said processing device further configured to output a privacy mask wherein a privacy mask output by said processing device is displayed on said display screen and obscures a selected portion of said images captured by said camera, the position of said privacy mask being adjusted to account for changes in the field of view of said camera;
wherein said first memory device stores data associated with said informational display and said second memory device stores data associated with said privacy mask; and
wherein said privacy mask output by said processing device is merged with said captured images at a first resolution and said informational displays output by said processing device are merged with said captured images at a second resolution, said first resolution being greater than said second resolution. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of generating a display in a surveillance camera system, said method comprising:
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acquiring video images with a camera wherein the camera has a variable field of view;
displaying the acquired video images on a display screen;
overlaying a portion of the video images displayed on the display screen with an on-screen informational display;
obscuring a selected portion of the video images to provide a privacy mask; and
wherein the privacy mask is merged with the video images at a first resolution and the on-screen informational display is merged with the video images at a second resolution, the first resolution being greater than the second resolution. - View Dependent Claims (12, 13, 14)
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15. The method of claim 111 wherein the camera includes a housing and the video images acquired by the camera are communicated substantially unaltered from the camera to a device external to the camera housing, the steps of overlaying a portion of the video images displayed on the display with an on-screen informational display and obscuring a selected portion of the video images displayed on the display screen to provide a privacy mask occurring external to the camera housing.
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16. A method of generating a display in a surveillance camera system, said method comprising:
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acquiring video images with a camera wherein the camera has a variable field of view;
displaying the acquired video images on a display screen;
overlaying a portion of the video images displayed on the display screen with an on-screen informational display;
obscuring a selected portion of the video images displayed on the display screen to provide a privacy mask; and
storing a first character map having a plurality of characters in a rewritable memory device wherein the step of overlaying a portion of the video images displayed on the display screen with an on-screen informational display includes displaying selected characters from the character map as a part of the on-screen informational display and wherein the first character map stored on the rewritable memory device can be replaced with a second character map storable on the rewritable memory device. - View Dependent Claims (17, 18, 19, 20, 21)
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Specification