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Class 345/157 - Cursor mark position control device


Subclass of Class 345 - Computer graphics processing and selective visual display systems
Definition: Subject matter wherein the peripheral input device positions
No. of patents: 1988
Last issue date: 05/29/2012


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NumberTitleIssue Date
4445194Multidirectional cursor motion
Operator keystrokes are processed in a text processor system to move a cursor on a display screen in either a vertical or horizontal direction or both without limitation as to the location of text. Keystroke data is processed under the control of programs...
04/24/1984
4434419Cursor control circuit for plural displays for use in a word processing system
A cursor control system provided for word processing apparatus of the type having a keyboard for entering alphanumeric data and including two displays. A first display displays a plurality of lines of text. A first display control circuit is coupled betwe...
02/28/1984
4405830Elimination of display blanks resulting from the use of character attribute codes in a videotex type system
A data transmission of the videotex type in which coded information can be transmitted from a central information store to a plurality of terminals. The coded information includes groups of bits representing characters and groups of bits representing cont...
09/20/1983
4392137Radar system
A radar system for continuously displaying target returns on a conventional television receiver. The radar includes a console connected to a rotating scanner unit through conventional slip rings. The scanner unit contains a radar antenna coupled to a rece...
07/05/1983
4386346Cursor controller
A controller is provided for manually actuated movement of a cursor in an interactive display wherein overshoot in the positioning of the cursor when rapid movement is involved is compensated employing a factor involving the user's reaction time and the m...
05/31/1983
4370645Ghost cursor in display all codes mode
A ghost cursor indicates the relative horizontal position on a display screen associated with a printed document rendition of the displayed text and control codes. In a normal, or hidden codes, mode of operation the ghost cursor, placed on an escapement s...
01/25/1983
4355805Manually programmable video gaming system
Apparatus and methods are disclosed herein for use in conjunction with raster scan video displays, including standard monochrome and color television receivers, for the generation, display and manipulation of images upon the screen of a display for the pu...
10/26/1982
4345313Image processing method and apparatus having a digital airbrush for touch up
A digital image processing system is disclosed wherein a cathode ray tube (CRT) binary display device has visual images created under control of a computer system. The visual images are screened facsimiles of a continuous tone image represented by digital...
08/17/1982
4331954Planar coordinate resolving system
A planar coordinate resolving system capable of precise resolution of position coordinates of planar images, pictures, sketches, or graphical data. The system consists of a tracing board, to which is attached a dually-pivotable mechanical linkage arm comb...
05/25/1982
4317956Remote chalkboard automatic cursor
A telautograph system allows a user at one location to write on a special surface, such as a chalkboard, and have the image appear at remote screens. Presently, a user wishing to call attention to an entry already written on the board must make a new line...
03/02/1982
4302755Visual display unit and display method for a programmable computer
In a cathode ray video display unit which is designed to display graphical and alphanumeric images, the marker is made up by two orthogonal cartesian axes XAX, YAX which can be positioned by the operator or by the program. The axes have the same luminosit...
11/24/1981
4293222Control apparatus for spectrophotometer
The control apparatus is used with a dual beam spectrophotometer in which light of variable frequency from a light source is split into two beams which are directed along first and second optical paths to a photosensitive device. The control apparatus com...
10/06/1981
4275395Interactive projection display system
An interactive projection display system having a light pen device for use thereon is described. The projection display system has an image of a light valve on a projection screen which is formed by visible light of specified wavelengths. The projection s...
06/23/1981
4274081Data input apparatus
A data input apparatus comprises a display device for displaying guidance information which designates types of data to be inputted as well as the order therefor, a key set having a plurality of keys arrayed in a matrix and a corresponding number of mats ...
06/16/1981
4228430CRT Display apparatus with changeable cursor indicia
Disclosed is a raster scanning type CRT display apparatus having a microprogrammed processor for primarily controlling the input and output of data to and from an external information source. This CRT display apparatus comprises a plurality of cursor cont...
10/14/1980
4217642Method and apparatus for locating data characterizing blood flow through the heart
A method and improved apparatus for locating data of interest on a cathode ray tube display in a system for characterizing blood flow through the heart is disclosed. Apparatus comprising an adjustable cursor control circuit is utilized to generate a plura...
08/12/1980
4189727Display advance system for a word processor
In a word processor having a video screen capable of displaying only a portion, typically one-third, of a full page of text stored in a memory, a display advance system causes the screen to display the next one-third text section upon actuation of a contr...
02/19/1980
4181952Method and means for minimizing error between the manual digitizing of points and the actual location of said points on an _electronic data entry surface
There is disclosed a method and means for increasing the positional accuracy of operator controlled cursors engaged in the digitized encoding of graphic information such as line drawings. The method steps comprise those of digitizing the instantaneous con...
01/01/1980
4109145Apparatus being controlled by movement of the eye
Line of sight detecting apparatus such as an oculometer produces signals indicative of the direction along which an operator is looking. A display with predetermined positions thereon is positioned for viewing by the operator. A computer receives the sign...
08/22/1978
4093996Cursor for an on-the-fly digital television display having an intermediate buffer and a refresh buffer
A cursor circuit for an on-the-fly digital television display system. The host digital television display system employs an intermediate buffer which stores a coded representation of the symbol only during the period of its display. In order to obtain acc...
06/06/1978
4086632Area navigation system including a map display unit for establishing and modifying navigation routes
An area navigation system including a map display unit for entering navigation information to form or modify a programmed navigational route is disclosed. The map display unit is connected to an area navigation computer to supply a cartographic display of...
04/25/1978
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