In accordance with embodiments of the present disclosure, a method for marking an image projected onto a surface includes capturing a second image from the surface, detecting the existence of a marking point in the second image, and modifying the first image by placing a graphic element at a location corresponding to a location of the marking point in the second image.

Claims

20 · 3 independent · depth 5

20 granted claims

›1.independentA method for marking a first image projected to a surface, comprising:ncapturing, by an image capturing component of an image device, a second image f…+10

›2.↳ 1The method as recited in claim 1, further comprising:nprojecting the third image to the surface to replace the first image.d2+3

›6.↳ 1The method as recited in claim 1, wherein the detected marking point is perceived by the image capturing component as a point reflected from the surfa…d2

›7.↳ 1The method as recited in claim 1, wherein the marking device emits the light when a tip of the marking device is being pressed against the surface.d2

›8.↳ 1The method as recited in claim 1, wherein the detecting of the marking point comprising filtering the light emitted by the marking device.d2

›9.↳ 1The method as recited in claim 1, wherein the detecting of the marking point comprising finding a difference between the first image and the second im…d2

›10.↳ 1The method as recited in claim 1, wherein the detecting comprising identifying pixels in the second image that have different colors comparing to corr…d2

›11.↳ 1The method as recited in claim 1, wherein the method is embodied in a machine-readable medium as a set of instructions which, when executed by an imag…d2

›12.independentA method for marking a first image projected to a surface, comprising:ncapturing a second image from the surface;detecting a marking point in the seco…+3

›16.independentA system configured to mark an image, comprising:nan image projecting component configured to project a first image to a surface;an image capturing co…+4

Classifications

12 codes

IPC · International Patent Classification

Section G — Physics

G03B21/00

USPC · US Patent Classification

353/70353/42353/99353/31345/156353/122353/40353/98353/30353/69345/157

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File wrapper

Pendency

3.3 y

1,205 days filing → grant

Office actions

non-final + final

Responses

1 RCE

Examiner

Georgia Y Epps

art unit 2878 · TC 2800

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Citations: 10 back · 0 forward

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Priority chain

1 priority documents

›Priority documents — 1

Type	Document	Date
related publication	US 20110012925 A1	20 Jan 2011

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