US3854130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polychromatic graphic visual display and control system assembly
Assignee: Alcatel CIT SA
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Filing: 1973-05-18
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Granted: 1974-12-10
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Expires: 1993-05-18
Abstract
Abstract Polychromatic visual display and control system assembly, characterized by a main memory receiving graphic data corresponding to traces of various colors and/or various color portions to be displayed on a polychromatic cathode tube, and a selection system for sequentially selecting one of the various colors and for controlling the read-out from the main memory of all the data corresponding to the selected color such that the display of the traces and/or portions of the traces of each of the various colors is enabled in a sequential manner to form a composite display of the traces of various colors.
Inventors
- 👤 P Ligocki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:41
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04; G01S7/06; G01S7/22; G01S7/062
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
315 words
Polychromatic graphic visual display assembly comprising: a polychromatic cathode tube having a screen for receiving traces having portions of various colors, the tracEs being renewed in successive cycles; a main memory means including a memory block, an address register and an output register from which graphic data items entered into the memory are extracted, the main memory means for each portion of traces recording a group of data items relating to that portion, the group of data items being classified in the memory means in a group of addresses, the first of the data items relating to the color of the portion and being classified as a first color change address in the group of addresses, the other data items relating to the parameters of the vectors constituting the portion being classified at following addresses in the group of addresses; data processing means for enabling the generation of the traces on the screen of the cathode tube in response to the output register; vector generator means and character generator means responsive to the data processing means for influencing a cathode beam deflection control element means so as to make traces and characters appear on the screen; means for causing changes in color of the portions of traces in response to said data processing means; and color change address selecting means responsive to said memory block and said address register thereof for listing the color change addresses of the various color groups and recording the corresponding color data thereof, the color change address selecting means selecting in sequence one of the various colors and controlling the reading of the main memory means for extracting successively from the main memory means all of the data corresponding to the groups of addresses of the main memory means containing identical color data for the selected color so as to extract the data corresponding to the various colors in sequence.
Claim 2
Dependent Claim
315 words
Polychromatic graphic visual display assembly comprising: a polychromatic cathode tube having a screen for receiving traces having portions of various colors, the tracEs being renewed in successive cycles; a main memory means including a memory block, an address register and an output register from which graphic data items entered into the memory are extracted, the main memory means for each portion of traces recording a group of data items relating to that portion, the group of data items being classified in the memory means in a group of addresses, the first of the data items relating to the color of the portion and being classified as a first color change address in the group of addresses, the other data items relating to the parameters of the vectors constituting the portion being classified at following addresses in the group of addresses; data processing means for enabling the generation of the traces on the screen of the cathode tube in response to the output register; vector generator means and character generator means responsive to the data processing means for influencing a cathode beam deflection control element means so as to make traces and characters appear on the screen; means for causing changes in color of the portions of traces in response to said data processing means; and color change address selecting means responsive to said memory block and said address register thereof for listing the color change addresses of the various color groups and recording the corresponding color data thereof, the color change address selecting means selecting in sequence one of the various colors and controlling the reading of the main memory means for extracting successively from the main memory means all of the data corresponding to the groups of addresses of the main memory means containing identical color data for the selected color so as to extract the data corresponding to the various colors in sequence.
Claim 3
Dependent Claim
86 words
Visual display assembly according to claim 1, wherein the color change address selecting means includes auxiliary memory means responsive to the memory block and the address register for listing the color change addresses and recording the corresponding color data, and color change address sorting system means controlling the auxiliary memory means to sort out the addresses in the auxiliary memory means which contain identical color data at the reading outputs of the auxiliary memory means and for controlling the reading inputs of the main memory means.
Claim 4
Dependent Claim
106 words
Visual display assembly according to claim 1, wherein the cathode beam deflection control element means provides an output of digital signals indicative of light spot positioning data on the screen of the cathode tube, the color change address selecting means being responsive to the digital signals for listing for each color change address the light spot positioning data generating the traces from each color change, the color change address selecting means controlling the reading of the main memory means to extract the corresponding light spot positioning data from the main memory means at the same time as the extraction of the data of each color change.
Claim 5
Dependent Claim
14 words
Visual display assembly according to claim 1, wherein the digital signals are binary signals.
Claim 6
Dependent Claim
99 words
Visual display assembly according to claim 4, wherein the color change address selecting means comprises: auxiliary memory means responsive to the memory block, the address register and the outputs of the cathode beam deflection control element means for listing the color change address and for recording the corresponding color change and positioning data; and color change address sorting system means controlling the auxiliary memory means to sort out the addresses in the auxiliary memory means which contain identical color data at the reading outputs of the auxiliary memory means and for controlling reading inputs of the main memory means.
Claim 7
Dependent Claim
242 words
Visual display assembly according to claim 2, wherein the color change address sorting out system means comprises: reference element means for providing successive outputs for each cycle of traces and for each of the colors of a reference sigNal characteristic of the color; color comparator means for comparing, at each instant, the reference signal with a color change signal provided at one of the outputs of the auxiliary memory means, the color change signal being characteristic of the color change data existing in the auxiliary memory means in the color address corresponding to the output at the instant, the comparator providing an output of one of a positive test signal when the color change signal corresponds to the reference signal and of a negative test signal when the color change signal does not correspond to the reference signal; an address counter for the auxiliary memory means; incrementing means responsive to the comparator means for providing an output to the address counter of the auxiliary memory means, the incrementing means incrementing the said address counter in response to a negative test signal, the auxiliary memory means providing at one of the reading outputs thereof an operand signal when a positive test signal is obtained for the color address corresponding to such output, the operand signal controlling the main memory means so that a trace corresponding to the data contained at the corresponding address in the main memory means is effected on the screen.
Claim 8
Dependent Claim
36 words
Visual display assembly according to claim 6, wherein the reference element means is a counter capable of changing states for each cycle of traces in accordance with the number of colors in each of the cycles.
Claim 9
Dependent Claim
34 words
Visual display assembly according to claim 7, wherein the incrementing means includes an AND gate having one input connected to the output of the comparator means and another input connected to receive clock pulses.
Claim 10
Dependent Claim
243 words
Visual display assembly according to claim 5, wherein the color change address sorting out system means comprises: reference element means for providing successive outputs for each cycle of traces and for each of the colors of a reference signal characteristic of the color; color comparator means for comparing, at each instant, the reference signal with a color change signal provided at one of the outputs of the auxiliary memory means, the color change signal being characteristic of the color change data existing in the auxiliary memory means in the color address corresponding to the output at the instant, the comparator providing an output of one of a positive test signal when the color change signal corresponds to the reference signal and of a negative test signal when the color change signal does not correspond to the said reference signal; an address counter for the auxiliary memory means; incrementing means responsive to the comparator means for providing an output to the address counter of the auxiliary memory means, the incrementing means incrementing the said address counter in response to a negative test signal, the auxiliary memory means providing at one of the reading outputs thereof an operand signal when a positive test signal is obtained for the color address corresponding to such output, the operand signal controlling the main memory means so that a trace corresponding to the data contained at the corresponding address in the main memory means is effected on the screen.
Claim 11
Dependent Claim
36 words
Visual display assembly according to claim 9, wherein the reference element means is a counter capable of changing states for each cycle of traces in accordance with the number of colors in each of the cycles.
Claim 12
Dependent Claim
34 words
Visual display assembly according to claim 10, wherein the incrementing means includes an AND gate having one input connected to the output of the comparator means and another input connected to receive clock pulses.
Claim 13
Dependent Claim
168 words
Graphic visual display assembly comprising: polychromatic cathode tube means for displaying a picture composed of traces of various colors in accordance with binary data items supplied by a computer in groups of data items, each group defining successive traces having the same color; main memory means for recording the groups of data items at successive groups of addresses wherein the first address is the color data item of the corresponding traces; processing unit means responsive to the main memory means for generating signals for controlling the cathode tube means in accordance with data read-out from the main memory means; and selection circuit means for sequentially selecting one of the various colors and for controlling the read-out from the main memory means of all the groups of data items preceded by the color data item of the selected color, the data read-out being supplied to the processing unit means for enabling the display, one color after another, of the traces having the same color to form a composite picture.
Claim 14
Dependent Claim
168 words
Graphic visual display assembly comprising: polychromatic cathode tube means for displaying a picture composed of traces of various colors in accordance with binary data items supplied by a computer in groups of data items, each group defining successive traces having the same color; main memory means for recording the groups of data items at successive groups of addresses wherein the first address is the color data item of the corresponding traces; processing unit means responsive to the main memory means for generating signals for controlling the cathode tube means in accordance with data read-out from the main memory means; and selection circuit means for sequentially selecting one of the various colors and for controlling the read-out from the main memory means of all the groups of data items preceded by the color data item of the selected color, the data read-out being supplied to the processing unit means for enabling the display, one color after another, of the traces having the same color to form a composite picture.
Claim 15
Dependent Claim
29 words
A visual display assembly according to claim 12, wherein the selection circuit means includes an auxiliary memory means for recording the color addresses and recording the corresponding color data.
Claim 16
Dependent Claim
62 words
A visual display assembly according to claim 13, wherein the selection circuit means also includes color sorting means for controlling the auxiliary memory means to sort out the addresses in the suxiliary memory means which contain identical color data at the reading outputs of the auxiliary memory means and for controlling the reading inputs of the main memory means in accordance therewith.
References Cited (Backward Citations)
US3668686A
Cited
US3624634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-09 | 1978-06-10 | 1978-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-09 | 1982-06-10 | 1982-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-09 | 1986-06-10 | 1986-12-10 | $7700.00 | Window Closed / Lapsed |