JPS52135224A - Driving system of liquid crystal indicating device - Google Patents
Driving system of liquid crystal indicating deviceInfo
- Publication number
- JPS52135224A JPS52135224A JP5178976A JP5178976A JPS52135224A JP S52135224 A JPS52135224 A JP S52135224A JP 5178976 A JP5178976 A JP 5178976A JP 5178976 A JP5178976 A JP 5178976A JP S52135224 A JPS52135224 A JP S52135224A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- driving system
- indicating device
- voltage
- crystal indicating
- 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
Landscapes
- Electric Clocks (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
PURPOSE: To carry our easily matching between a threshold boltage VTH-saturation voltage VS characteristic of actual liquid crystal and a threshold voltage VTH'-saturated voltage VS' characteristic in case of driving it by setting a period when voltage impressed to a digit driving electrode equals to that of a segment driving electrode.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5178976A JPS52135224A (en) | 1976-05-07 | 1976-05-07 | Driving system of liquid crystal indicating device |
US05/742,971 US4100540A (en) | 1975-11-18 | 1976-11-17 | Method of driving liquid crystal matrix display device to obtain maximum contrast and reduce power consumption |
GB47860/76A GB1564032A (en) | 1975-11-18 | 1976-11-17 | Method and device fordriving liquid crystal display matrix |
CH1454876A CH619833B (en) | 1975-11-18 | 1976-11-18 | METHOD FOR EXCITING A LIQUID CRYSTAL INDICATOR AND CIRCUIT FOR CARRYING OUT THE METHOD. |
DE2652576A DE2652576C2 (en) | 1975-11-18 | 1976-11-18 | Method of operating a liquid crystal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5178976A JPS52135224A (en) | 1976-05-07 | 1976-05-07 | Driving system of liquid crystal indicating device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52135224A true JPS52135224A (en) | 1977-11-12 |
Family
ID=12896699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5178976A Pending JPS52135224A (en) | 1975-11-18 | 1976-05-07 | Driving system of liquid crystal indicating device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52135224A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6336221A (en) * | 1986-07-31 | 1988-02-16 | Canon Inc | Physical properties shutter device |
-
1976
- 1976-05-07 JP JP5178976A patent/JPS52135224A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6336221A (en) * | 1986-07-31 | 1988-02-16 | Canon Inc | Physical properties shutter device |
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