DE2557047A1 - Verfahren und einrichtung zur intensitaetsmodulation von optischen signalen - Google Patents
Verfahren und einrichtung zur intensitaetsmodulation von optischen signalenInfo
- Publication number
- DE2557047A1 DE2557047A1 DE19752557047 DE2557047A DE2557047A1 DE 2557047 A1 DE2557047 A1 DE 2557047A1 DE 19752557047 DE19752557047 DE 19752557047 DE 2557047 A DE2557047 A DE 2557047A DE 2557047 A1 DE2557047 A1 DE 2557047A1
- Authority
- DE
- Germany
- Prior art keywords
- electrodes
- binary
- control
- liquid crystal
- functions
- 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
- 230000006870 function Effects 0.000 title claims abstract description 38
- 230000003287 optical effect Effects 0.000 title claims description 14
- 238000006243 chemical reaction Methods 0.000 title abstract description 4
- 239000013078 crystal Substances 0.000 title 1
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 23
- 230000000295 complement effect Effects 0.000 claims abstract description 22
- 210000002858 crystal cell Anatomy 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 21
- 239000013598 vector Substances 0.000 description 19
- 239000011159 matrix material Substances 0.000 description 18
- 230000005540 biological transmission Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3622—Control of matrices with row and column drivers using a passive matrix
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1372575A CH592318A5 (cs) | 1975-10-23 | 1975-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2557047A1 true DE2557047A1 (de) | 1977-04-28 |
Family
ID=4394776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752557047 Pending DE2557047A1 (de) | 1975-10-23 | 1975-12-18 | Verfahren und einrichtung zur intensitaetsmodulation von optischen signalen |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH592318A5 (cs) |
| DE (1) | DE2557047A1 (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2722018A1 (de) * | 1977-05-14 | 1978-11-16 | Eltro Gmbh | Fluessigkristallmatrix |
| US4473288A (en) * | 1980-02-13 | 1984-09-25 | Konishiroku Photo Industry Co., Ltd. | Photographic device with screen for controlling gradation of photographed image |
-
1975
- 1975-10-23 CH CH1372575A patent/CH592318A5/xx not_active IP Right Cessation
- 1975-12-18 DE DE19752557047 patent/DE2557047A1/de active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2722018A1 (de) * | 1977-05-14 | 1978-11-16 | Eltro Gmbh | Fluessigkristallmatrix |
| US4473288A (en) * | 1980-02-13 | 1984-09-25 | Konishiroku Photo Industry Co., Ltd. | Photographic device with screen for controlling gradation of photographed image |
Also Published As
| Publication number | Publication date |
|---|---|
| CH592318A5 (cs) | 1977-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHW | Rejection |