Bifocal picture display system
First Claim
1. A picture display system wherein bit map data, corresponding to predefined sections of an original picture, which are stored in bit map memories are read out to display a Bifocal figure, said picture display system comprising:
- at least two xy magnified bit map memories, each of said at least two xy magnified bit map memories storing xy magnified bit map data obtained from an original picture by magnifying said original picture and a first group of said predefined sections of said original picture by a predetermined magnification coefficient p, where p is greater than 1, in both x and y directions and supplemented with detailed information which is different from detailed information corresponding to any other one of said at least two xy magnified bit map memories;
a selector for selecting one of said at least two xy magnified bit map memories to be read;
an x magnified bit map memory for storing x magnified bit map data obtained from said original picture by magnifying a second group of said predefined sections of said original picture by said coefficient p in said x direction and de-magnifying said second group of said predefined sections of said original picture by a predetermined de-magnification coefficient 1/q, where q is greater than 1, in said y direction;
a y magnified bit map memory for storing y magnified bit map data obtained from said original picture by de-magnifying a third group of said predefined sections of said original picture by said coefficient 1/q in said x direction and magnifying said third group of said predefined sections of said original picture by said coefficient p in said y direction;
an xy de-magnified bit map memory for storing xy de-magnified bit map data obtained from said original picture by de-magnifying a fourth group of said predefined sections of said original picture by said coefficient 1/q in both said x and y directions;
a picture information storing unit for storing information to be referred to for generating said Bifocal figure from said xy magnified bit map data, said x magnified bit map data, said y magnified bit map data and said xy de-magnified bit map data;
a display picture generating unit which designates said one of said at least two xy magnified bit map memories to be selected by said selector and calculates boundary addresses of bit map data corresponding to said predefined sections of said original picture to be read for generating said Bifocal figure, said bit map data corresponding to said predefined sections being read from said one of said at least two xy magnified bit map memories, said x magnified bit map memory, said y magnified bit map memory and said xy de-magnified bit map memory, said boundary addresses being calculated based on said coefficient p, said coefficient 1/q, coordinates of a magnified area of said Bifocal figure, which corresponds to xy magnified bit map data of one of said first group of predefined sections, and information stored in said picture information storing unit;
a display data reading unit for reading out bit map data stored in said one of said at least two xy magnified bit map memories, said x magnified bit map memory, said y magnified bit map memory, and said xy de-magnified bit map memory according to said boundary addresses calculated by said display picture generating unit;
a display data processing unit for generating color signals for each bit map data read out by said display data reading unit; and
a display unit for displaying said Bifocal figure with said color signals generated at said display data processing unit.
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Accused Products
Abstract
In a Bifocal display which is composed of magnified and de-magnified sections of an original picture. The Bifocal display displays a focused section which is magnified for detailed information with the remaining sections of the original picture for outline recognition at the same time in a figure, means for selecting a desired detailed image among several specialized detailed images, means for selecting suitable magnification coefficient for the focused section, means for superimposing another semi-transparent image on a displaying Bifocal figure, or means for modifying displaying colors in an instance are materialized to offer a better human-computer interface for a network monitoring display, for example.
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Citations
14 Claims
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1. A picture display system wherein bit map data, corresponding to predefined sections of an original picture, which are stored in bit map memories are read out to display a Bifocal figure, said picture display system comprising:
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at least two xy magnified bit map memories, each of said at least two xy magnified bit map memories storing xy magnified bit map data obtained from an original picture by magnifying said original picture and a first group of said predefined sections of said original picture by a predetermined magnification coefficient p, where p is greater than 1, in both x and y directions and supplemented with detailed information which is different from detailed information corresponding to any other one of said at least two xy magnified bit map memories; a selector for selecting one of said at least two xy magnified bit map memories to be read; an x magnified bit map memory for storing x magnified bit map data obtained from said original picture by magnifying a second group of said predefined sections of said original picture by said coefficient p in said x direction and de-magnifying said second group of said predefined sections of said original picture by a predetermined de-magnification coefficient 1/q, where q is greater than 1, in said y direction; a y magnified bit map memory for storing y magnified bit map data obtained from said original picture by de-magnifying a third group of said predefined sections of said original picture by said coefficient 1/q in said x direction and magnifying said third group of said predefined sections of said original picture by said coefficient p in said y direction; an xy de-magnified bit map memory for storing xy de-magnified bit map data obtained from said original picture by de-magnifying a fourth group of said predefined sections of said original picture by said coefficient 1/q in both said x and y directions; a picture information storing unit for storing information to be referred to for generating said Bifocal figure from said xy magnified bit map data, said x magnified bit map data, said y magnified bit map data and said xy de-magnified bit map data; a display picture generating unit which designates said one of said at least two xy magnified bit map memories to be selected by said selector and calculates boundary addresses of bit map data corresponding to said predefined sections of said original picture to be read for generating said Bifocal figure, said bit map data corresponding to said predefined sections being read from said one of said at least two xy magnified bit map memories, said x magnified bit map memory, said y magnified bit map memory and said xy de-magnified bit map memory, said boundary addresses being calculated based on said coefficient p, said coefficient 1/q, coordinates of a magnified area of said Bifocal figure, which corresponds to xy magnified bit map data of one of said first group of predefined sections, and information stored in said picture information storing unit; a display data reading unit for reading out bit map data stored in said one of said at least two xy magnified bit map memories, said x magnified bit map memory, said y magnified bit map memory, and said xy de-magnified bit map memory according to said boundary addresses calculated by said display picture generating unit; a display data processing unit for generating color signals for each bit map data read out by said display data reading unit; and a display unit for displaying said Bifocal figure with said color signals generated at said display data processing unit. - View Dependent Claims (7, 8, 9, 13)
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2. A picture display system wherein bit map data, corresponding to predefined sections of an original picture, which are stored in bit map memories are read out to display a Bifocal figure, said picture display system comprising:
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at least two sets of bit map memories, each of said at least two sets of bit map memories containing at least two xy magnified bit map memories which each store xy magnified bit map data obtained from an original picture by magnifying said original picture and a first group of said predefined sections of said original picture by a predetermined magnification coefficient p, where p is greater than 1, in both x and y directions and supplemented with detailed information which is different from detailed information corresponding to any other one of said at least two xy magnified bit map memories, a selector for selecting one of said at least two xy magnified bit map memories to be read, an x magnified bit map memory for storing x magnified bit map data obtained from said original picture by magnifying a second group of said predefined sections of said original picture by said coefficient p in said x direction and de-magnifying said second group of said predefined sections of said original picture by a predetermined de-magnification coefficient 1/q, where q is greater than 1, in said y direction, a y magnified bit map memory for storing y magnified bit map data obtained from said original picture by de-magnifying a third group of said predefined sections of said original picture by said coefficient 1/q in said x direction and magnifying said third group of said predefined sections of said original picture by said coefficient p in said y direction, and an xy de-magnified bit map memory for storing xy de-magnified bit map data obtained from said original picture by de-magnifying a fourth group of said predefined sections of said original picture by said coefficient 1/q in both said x and y directions, said magnification coefficient, p, and said de-magnification coefficient, 1/q, each having values which are different for each of said at least two sets of bit map memories; a picture information storing unit for storing information to be referred to for generating said Bifocal figure from said xy magnified bit map data, said x magnified bit map data, said y magnified bit map data and said xy de-magnified bit map data corresponding to said at least two sets of bit map memories; a display picture generating unit which selects one of said at least two sets of bit map memories to be read, designates said one of said at least two xy magnified bit map memories to be selected by said selector in said one of said at least two sets of bit map memories, and calculates boundary addresses of bit map data corresponding to said predefined sections of said original picture to be read for generating said Bifocal figure, said bit map data corresponding to said predefined sections being read from said one of said at least two xy magnified bit map memories, said x magnified bit map memory, said y magnified bit map memory and said xy de-magnified bit map memory of said one of said at least two sets of bit map memories, said boundary addresses being calculated based on said coefficient p and said coefficient 1/q of said one of said at least two sets of bit map memories, coordinates of a magnified area of said Bifocal figure corresponding to xy magnified bit map data of one of said first group of predefined sections, and information stored in said picture information storing unit; a display data reading unit for reading out bit map data stored in said one of said at least two xy magnified bit map memories, said x magnified bit map memory, said y magnified bit map memory, and said xy de-magnified bit map memory in said one of said at least two sets of bit map memories according to said boundary addresses calculated by said display picture generating unit; a display data processing unit for generating color signals for each bit map data read out by said display data reading unit; and a display unit for displaying said Bifocal figure with said color signals generated at said display data processing unit.
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3. A picture display system wherein network chart data, corresponding to predefined sections of an original network chart, which are stored in network chart memories are read out to display a Bifocal figure, said picture display system comprising:
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at least two xy magnified network chart memories, each of said at least two xy magnified network chart memories storing xy magnified network chart data obtained from an original network chart by magnifying said original network chart and a first group of said predefined sections of said original network chart by a predetermined magnification coefficient p, where p is greater than 1, in both x and y directions and supplemented with detailed information which is different from detailed information corresponding to any other one of said at least two xy magnified network chart memories; a selector for selecting one of said at least two xy magnified network chart memories to be read; an x magnified network chart memory for storing x magnified network chart data obtained from said original network chart by magnifying a second group of said predefined sections of said original network chart by said coefficient p in said x direction and de-magnifying said second group of said predefined sections of said original network chart by a predetermined de-magnification coefficient 1/q, where q is greater than 1, in said y direction; a y magnified network chart memory for storing y magnified network chart data obtained from said original network chart by de-magnifying a third group of said predefined sections of said original network chart by said coefficient 1/q in said x direction and magnifying said third group of said predefined sections of said original network chart by said coefficient p in said y direction; an xy de-magnified network chart memory for storing xy de-magnified network chart data obtained from said original network chart by de-magnifying a fourth group of said predefined sections of said original network chart by said coefficient 1/q in both said x and y directions; a picture information storing unit for storing information to be referred to for generating said Bifocal figure from said xy magnified network chart data, said x magnified network chart data, said y magnified network chart data and said xy de-magnified network chart data; a display picture generating unit which designates said one of said at least two xy magnified network chart memories to be selected by said selector and calculates boundary addresses of network chart data corresponding to said predefined sections of said original network chart to be read for generating said Bifocal figure, said network chart data corresponding to said predefined sections being read from said one of said at least two xy magnified network chart memories, said x magnified network chart memory, said y magnified network chart memory and said xy de-magnified network chart memory, said boundary addresses being calculated based on said coefficient p, said coefficient 1/q, coordinates of a magnified area of said Bifocal figure, which corresponds to xy magnified network chart data of one of said first group of predefined sections, and information stored in said picture information storing unit; a display data reading unit for reading out network chart data stored in said one of said at least two xy magnified network chart memories, said x magnified network chart memory, said y magnified network chart memory, and said xy de-magnified network chart memory according to said boundary addresses calculated by said display picture generating unit; a display data processing unit for generating color signals for each network chart data read out by said display data reading unit; and a display unit for displaying said Bifocal figure with said color signals generated at said display data processing unit. - View Dependent Claims (5, 6, 10, 11, 12, 14)
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4. A picture display system wherein network chart data corresponding to predefined sections of an original network chart, which are stored in network chart memories are read out to display a Bifocal figure, said picture display system comprising:
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at least two sets of network chart memories, each of said at least two sets of network chart memories containing at least two xy magnified network chart memories which each store xy magnified network chart data obtained from an original network chart by magnifying said original network chart and a first group of said predefined sections of said original network chart by a predetermined magnification coefficient p, where p is greater than 1, in both x and y directions and supplemented with detailed information which is different from detailed information corresponding to any other one of said at least two xy magnified network chart memories, a selector for selecting one of said at least two xy magnified network chart memories to be read, an x magnified network chart memory for storing x magnified network chart data obtained from said original network chart by magnifying a second group of said predefined sections of said original network chart by said coefficient p in said x direction and de-magnifying said second group of said predefined sections of said original network chart by a predetermined de-magnification coefficient 1/q, where q is greater than 1, in said y direction, a y magnified network chart memory for storing y magnified network chart data obtained from said original network chart by de-magnifying a third group of said predefined sections of said original network chart by said coefficient 1/q in said x direction and magnifying said third group of said predefined sections of said original network chart by said coefficient p in said y direction, and an xy de-magnified network chart memory for storing xy de-magnified network chart data obtained from said original network chart by de-magnifying a fourth group of said predefined sections of said original network chart by said coefficient 1/q in both said x and y directions, said magnification coefficient, p, and said demagnification coefficient, 1/q, having different values for each of said at least two sets of network chart memories; a picture information storing unit for storing information to be referred to for generating said Bifocal figure from said xy magnified network chart data, said x magnified network chart data, said y magnified network chart data and said xy de-magnified network chart data; a display picture generating unit which selects one of said at least two sets of network chart memories to be read, designates said one of said at least two xy magnified network chart memories to be selected by said selector in said one of said at least two sets of network chart memories, and calculates boundary addresses of network chart data corresponding to predefined sections of said original network chart to be read for generating said Bifocal figure, said network chart data corresponding to predetermined sections being read from said one of said at least two xy magnified network chart memories, said x magnified network chart memory, said y magnified network chart memory and said xy de-magnified network chart memory of said one of said at least two sets of network chart memories, said boundary addresses being calculated based on said coefficient p and said coefficient 1/q of said one of said at least two sets of network chart memories, coordinates of a magnified area of said Bifocal figure, which corresponds to xy magnified network chart data of one of said first group of predefined sections, and information stored in said picture information storing unit; a display data reading unit for reading out network chart data stored in said one of said at least two xy magnified network chart memories, said x magnified network chart memory, said y magnified network chart memory, and said xy de-magnified network chart memory in said one of said at least two sets of network chart memories according to said boundary addresses calculated by said display picture generating unit; a displaying data processing unit for generating color signals for each network chart data read out by said display data reading unit; and a display unit for displaying said Bifocal figure with said color signals generated at said display data processing unit.
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Specification