Overlay of plural images
First Claim
1. An overlay image processing device for generating an overlay image signal composed of an n number of selected image signals, n being an integer greater than 2, the overlay image processing device comprising:
- a plurality of digital decoders configured to digitally decode a plurality of image signals;
an image selector configured to directly receive outputs from each of the plurality of digital decoders and configured to select from among the plurality of digitally decoded image signals one (1) reference image signal and (n−
1) number of superimposing image signals;
a plurality of resolution converters configured to directly receive the selected image signals output from the image selector, such that each resolution converter can input any of the respective outputs, to convert resolutions of the n number of selected image signals into respective adjustable desired resolutions, and to output the converted image signals to an image synthesizer,wherein the image synthesizer is configured to superimpose the (n−
1) number of converted superimposing image signals on the converted one (1) reference signal, andthe image selector is configured to connect each of the digital decoders to any of the resolution converters.
2 Assignments
0 Petitions
Accused Products
Abstract
The overlay image processing device comprises: an image selector for selecting from among an m number of image signals one reference image signal and (n−1) number of superimposing image signals, where m is an integer greater than 2; a resolution converter for converting resolutions of the n number of selected image signals including the reference image signal and the (n−1) number of superimposing image signals into respective desired resolutions; and an image synthesizer for superimposing the (n−1) number of converted superimposing image signals on the converted reference signal.
17 Citations
27 Claims
-
1. An overlay image processing device for generating an overlay image signal composed of an n number of selected image signals, n being an integer greater than 2, the overlay image processing device comprising:
-
a plurality of digital decoders configured to digitally decode a plurality of image signals; an image selector configured to directly receive outputs from each of the plurality of digital decoders and configured to select from among the plurality of digitally decoded image signals one (1) reference image signal and (n−
1) number of superimposing image signals;a plurality of resolution converters configured to directly receive the selected image signals output from the image selector, such that each resolution converter can input any of the respective outputs, to convert resolutions of the n number of selected image signals into respective adjustable desired resolutions, and to output the converted image signals to an image synthesizer, wherein the image synthesizer is configured to superimpose the (n−
1) number of converted superimposing image signals on the converted one (1) reference signal, andthe image selector is configured to connect each of the digital decoders to any of the resolution converters. - View Dependent Claims (2, 3, 4, 5)
-
-
6. An overlay image display device for displaying an overlay image composed of an n number of selected images, n being an integer greater than 2, the overlay image display device comprising:
-
an overlay image processing device for generating an overlay image signal composed of then number of superimposed image signals; and an image display device for displaying an image represented by the overlay image signal; wherein the overlay image processing device includes; a plurality of digital decoders configured to digitally decode a plurality of image signals; an image selector configured to directly receive outputs from each of the plurality of digital decoders and configured to select from among the plurality of digitally decoded image signals one (1) reference image signal and (n−
1) number of superimposing image signals;a plurality of resolution converters configured to directly receive the selected image signals output from the image selector, such that each resolution converter can input any of the respective outputs, to convert resolutions of the n number of selected image signals into respective adjustable desired resolutions, and to output the converted signals to an image synthesizer, wherein the image synthesizer is configured to superimpose the (n−
1) number of converted superimposing image signals on the converted one (1) reference signal, andthe image selector is configured to connect each of the digital decoders to any of the resolution converters. - View Dependent Claims (7, 8, 9, 10, 11)
-
-
12. A method of generating an overlay image signal composed of an n number of superimposed image signals, n being an integer greater than 2, the method comprising the steps of:
-
(a) digitally decoding a plurality of image signals by use of a plurality of respective digital decoders; (b) directly inputting outputs from each of the plurality of digital decoders to an image selector; (c) selecting from among the plurality of digitally decoded image signals, by use of the image selector, one (1) reference image signal and (n−
1) number of superimposing image signals;(d) converting resolutions of the n number of selected image signals received directly from the image selector, including the reference image signal and the (n−
1) number of superimposing image signals, into respective adjustable desired resolutions by use of a plurality of resolution converters directly receiving respective outputs of the image selector, such that any resolution converter can receive any output of the image selector; and(e) superimposing the (n−
1) number of converted superimposing image signals on the converted reference signal, wherein an output of step (d) is output to step (e), and each of the digital decoders can be connected to any of the resolution converters via the image selector. - View Dependent Claims (13, 14, 15, 16, 17)
-
-
18. An overlay image processing device for generating an overlay image signal composed of an n number of selected image signals, n being an integer greater than 2, the overlay image processing device comprising:
-
an image selector configured to select, from among a plurality of image signals received directly from a plurality of respective digital decoders, one (1) reference image signal and (n−
11) number of superimposing image signals;a plurality of resolution converters configured to directly receive the selected image signals output from the image selector, such that each resolution converter can input any of the respective outputs, to convert resolutions of the n number of selected image signals into respective adjustable desired resolutions, and to output the converted image signals to an image synthesizer, wherein the image synthesizer is configured to superimpose the (n−
11) number of converted superimposing image signals on the converted one (1) reference signal, the image synthesizer includes first and second overlay processors connected in series, the first overlay processor is configured to receive an output from a subset of the plurality of resolution converters, and the second overlay processor is configured to directly receive an output from the first overlay processor and another of the plurality of resolution converters, andthe image selector is configured to connect each of the digital decoders to any of the resolution converters. - View Dependent Claims (19, 20, 21, 22)
-
-
23. A method of generating an overlay image signal composed of an n number of selected image signals, n being an integer greater than 2, the method comprising the steps of:
-
(a) inputting a plurality of image signals directly from a plurality of respective digital decoders to an image selector and selecting one (1) reference image signal and (n−
1) number of superimposing image signals from among the plurality of image signals;(b) converting resolutions of the n number of selected image signals, including the reference image signal and the (n−
1) number of superimposing image signals, into respective adjustable desired resolutions by use of a plurality of resolution converters directly inputting respective outputs of the image selector, such that any resolution converter can receive any output of the image selector;(c) first superimposing the (n−
1) number of converted superimposing image signals on the converted reference signal, the first superimposing receiving an output from a subset of a plurality of steps (b); and(d) second superimposing a directly received output form the first overlay processor and another output of the plurality of steps (b), wherein an output of step (b) is output to step (d), and each of the digital decoders can be connected to any of the resolution converters via the image selector. - View Dependent Claims (24, 25, 26, 27)
-
Specification