Display unit and method for displaying image
First Claim
Patent Images
1. A display unit comprising:
- a display panel for displaying an information image;
a memory for storing a compressed image data element corresponding to the information image;
an image memory for storing the compressed image data element transferred from the memory; and
a controller for decompressing the compressed image data element stored in the image memory and for controlling the display panel to display the information image based on a decompressed image data element.
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Accused Products
Abstract
A display unit includes: a display panel for displaying an information image; a memory for storing a compressed image data element corresponding to the information image; an image memory for storing the compressed image data element transferred from the memory; and a controller for decompressing the compressed image data element stored in the image memory and for controlling the display panel to display the information image based on a decompressed image data element.
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Citations
8 Claims
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1. A display unit comprising:
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a display panel for displaying an information image; a memory for storing a compressed image data element corresponding to the information image; an image memory for storing the compressed image data element transferred from the memory; and a controller for decompressing the compressed image data element stored in the image memory and for controlling the display panel to display the information image based on a decompressed image data element. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A display unit comprising:
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a display panel for displaying a plurality of information images; a first memory for storing a plurality of compressed image data elements, which corresponds to the plurality of information images; a second memory for storing the plurality of compressed image data elements transferred from the first memory, wherein the second memory provides an image memory; and a controller for decompressing all of the compressed image data elements stored in the second memory and for controlling the display panel to display all of the information images based on decompressed image data elements, wherein the controller transfers all of the compressed image data elements from the first memory to the second memory in a direct memory access manner so that all of the compressed image data elements are directly written in the second memory, the display unit is mounted on a vehicle, and the information images provide at least one of information about vehicle speed and information about the number of revolution of an engine.
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8. A method for displaying a plurality of information images comprising:
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storing a plurality of compressed image data elements in a first memory, wherein the plurality of compressed image data elements corresponds to the plurality of information images; transferring all of the compressed image data elements from the first memory to a second memory in a direct memory access manner so that all of the compressed image data elements are directly written in the second memory, wherein the second memory provides an image memory; storing the plurality of compressed image data elements in the second memory, the compressed image data elements transferred from the first memory; decompressing all of the compressed image data elements stored in the second memory; and controlling a display panel to display all of the information images based on decompressed image data elements, wherein the display unit is mounted on a vehicle, and the information images provide at least one of information about vehicle speed and information about the number of revolution of an engine.
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Specification