Handheld printer
First Claim
Patent Images
1. A handheld printer, comprising:
- a navigation subsystem that tracks a motion of the handheld printer with respect to a printing surface;
a print head controller that causes a print head to render an image onto the printing surface in response to the motion; and
a user interface that enables a user to specify a set of boundaries for setting a print area;
wherein the print head controller is configured to adjust the print area set by the user to a predetermined size selected based on the set of boundaries;
wherein the print head controller is configured to scale the image to the predetermined size for printing the image in the adjusted print area.
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Abstract
A handheld printer that provides an appropriate application of ink to a print medium without a bulky and complex mechanical system for positioning a print head with respect to the print medium. A handheld printer according to the present teachings includes a navigation subsystem that tracks a motion of the handheld printer with respect to a printing surface and a print head controller that causes a print head to fire ink drops onto the printing surface in response to the motion and in response to an image contained in an image buffer.
44 Citations
24 Claims
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1. A handheld printer, comprising:
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a navigation subsystem that tracks a motion of the handheld printer with respect to a printing surface; a print head controller that causes a print head to render an image onto the printing surface in response to the motion; and a user interface that enables a user to specify a set of boundaries for setting a print area; wherein the print head controller is configured to adjust the print area set by the user to a predetermined size selected based on the set of boundaries; wherein the print head controller is configured to scale the image to the predetermined size for printing the image in the adjusted print area. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method for printing, comprising:
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tracking a motion of a print head with respect to a printing surface; setting a print area based on a set of boundaries received via a user interface of a handheld printer; adjusting, with a print head controller, the print area set by the user interface to a predetermined size selected based on the set of boundaries; scaling an image to the predetermined size; and rendering the image onto the printing surface in the adjusted print area in response to the motion. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification