Correcting for image distortion in image projectors
An image and projection technology, applied in image communication, equipment, color TV components, etc., can solve problems such as image resolution degradation and loss
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0024] Reference numeral 10 in FIG. 1 generally identifies a hand-held device, such as a personal digital assistant, in which is mounted a light-weight, compact image projection arrangement 20 as shown in FIG. A two-dimensional color distortion-free image is projected at a variable distance from the device. As an example, image 18 is located within a working range of distance relative to device 10 .
[0025] As shown in FIG. 1 , the undistorted image 18 extends within an optical horizontal scan angle A of the image extending in the horizontal direction and within an optical vertical scan angle B extending in the vertical direction. As described below, the image consists of illuminated and unilluminated pixels on a raster pattern of scan lines swept out by the scanner in arrangement 20 .
[0026] The parallelepiped shape of the device 10 represents only one form factor of the housing in which the arrangement 20 can be realized. The device can be shaped as a pen, a cell phone,...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com