JPS5474331A - Crt character display unit - Google Patents
Crt character display unitInfo
- Publication number
- JPS5474331A JPS5474331A JP14194277A JP14194277A JPS5474331A JP S5474331 A JPS5474331 A JP S5474331A JP 14194277 A JP14194277 A JP 14194277A JP 14194277 A JP14194277 A JP 14194277A JP S5474331 A JPS5474331 A JP S5474331A
- Authority
- JP
- Japan
- Prior art keywords
- crt
- display
- character
- brightness
- keying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012790 confirmation Methods 0.000 abstract 1
- 238000010894 electron beam technology Methods 0.000 abstract 1
Abstract
PURPOSE: To enable an operator to find his or her error-keying by calling his or her attention by displaying a character keyed by the operator with double brightness on a CRT character display unit.
CONSTITUTION: Data inputted from keyboard 1 and written to refresh memory 3 under the control of the 1st CRT control part 2, and the 2nd CRT control part 4 attains the control as to video signals to send out video signal 26 of normal brightness display, which is displayed on CRT display part 5. Input command signal 16 and character keying confirmation signal 17 are AND-ed to set flip-flop 10 and when CRT display electron beams arrive at a keying character display position, signal 20 is outputted and double-brightness display signals 23 and 25 are also outputted, via flip-flop 12, so that CRT display part 5 will display the character with double brightness.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14194277A JPS5474331A (en) | 1977-11-25 | 1977-11-25 | Crt character display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14194277A JPS5474331A (en) | 1977-11-25 | 1977-11-25 | Crt character display unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5474331A true JPS5474331A (en) | 1979-06-14 |
Family
ID=15303713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14194277A Pending JPS5474331A (en) | 1977-11-25 | 1977-11-25 | Crt character display unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5474331A (en) |
-
1977
- 1977-11-25 JP JP14194277A patent/JPS5474331A/en active Pending
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