CN106856085A - A kind of outdoor large display screen picture stabilizing circuit - Google Patents
A kind of outdoor large display screen picture stabilizing circuit Download PDFInfo
- Publication number
- CN106856085A CN106856085A CN201611266182.2A CN201611266182A CN106856085A CN 106856085 A CN106856085 A CN 106856085A CN 201611266182 A CN201611266182 A CN 201611266182A CN 106856085 A CN106856085 A CN 106856085A
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- CN
- China
- Prior art keywords
- electric capacity
- resistor
- resistance
- amplifier
- display screen
- 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
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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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The invention provides a kind of outdoor large display screen picture stabilizing circuit, it includes amplifier, first resistor, second resistance, 3rd resistor, first electric capacity and the second electric capacity, described first resistor one end connects input voltage, the first resistor other end connects one end of 3rd resistor, one end of second resistance and one end of the second electric capacity, the second electric capacity other end ground connection, the reverse input end of the 3rd resistor other end connection amplifier and one end of the first electric capacity, the other end of first electric capacity is connected output end respectively with the other end of the second resistance, the output end of the amplifier is output end, the positive input ground connection of the amplifier.A kind of effective harmonic for having filtered input signal of outdoor large display screen picture stabilizing circuit that the present invention is provided, it is to avoid display display noise.
Description
Technical field
The present invention relates to flat display technology field, particularly a kind of outdoor large display screen picture stabilizing circuit.
Background technology
The input circuit of the flat-panel monitor that prior art is provided has more harmonic, and prior art is not solved
The certainly technical scheme of Similar Problems.
The content of the invention
In order to solve the above technical problems, the invention provides a kind of outdoor large display screen picture stabilizing circuit, it includes
Amplifier, first resistor, second resistance, 3rd resistor, the first electric capacity and the second electric capacity, first resistor one end connection are defeated
Enter voltage, the first resistor other end connects one end of one end, one end of second resistance and the second electric capacity of 3rd resistor,
The second electric capacity other end ground connection, the reverse input end of the 3rd resistor other end connection amplifier and the one of the first electric capacity
End, the other end and the other end of the second resistance of first electric capacity are connected output end, the output of the amplifier respectively
It is output end to hold, the positive input ground connection of the amplifier.
It is preferred that the resistance of the first resistor, second resistance and 3rd resistor is respectively 1K Ω.
It is preferred that the capacitance of first electric capacity is 100 μ F, housing for second electric capacity is 150 μ F.
The invention has the advantages that：
The effective harmonic wave for having filtered input signal of a kind of outdoor large display screen picture stabilizing circuit that the present invention is provided
Part, it is to avoid display display noise.
Certainly, implement any product of the invention to it is not absolutely required to while reaching all the above advantage.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, uses required for being described to embodiment below
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can also obtain other attached according to these accompanying drawings
Figure.
Fig. 1 is a kind of outdoor large display screen picture stabilizing circuit composition schematic diagram provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
A kind of outdoor large display screen picture stabilizing circuit is the embodiment of the invention provides, it includes amplifier U1, first
The connection input of resistance R1, second resistance R2,3rd resistor R3, the first electric capacity C1 and the second electric capacity C2, first resistor R1 one end
Voltage, the first resistor R1 other ends connect the one of one end, one end of second resistance R2 and the second electric capacity C2 of 3rd resistor R3
End, second electric capacity C2 other end ground connection, the reverse input end and the first electric capacity C1 of 3rd resistor R3 other ends connection amplifier
One end, the other end and the other end of second resistance R2 of the first electric capacity C1 are connected output end respectively, and the output end of amplifier U1 is
Output end, the positive input ground connection of amplifier U1.
The resistance of first resistor R1, second resistance R2 and 3rd resistor R3 is respectively 1K Ω.
The capacitance of the first electric capacity C1 is 150 μ F for 100 housing for μ F, the second electric capacity C2.
The effective harmonic wave for having filtered input signal of a kind of outdoor large display screen picture stabilizing circuit that the present invention is provided
Part, it is to avoid display display noise.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All of details is described, it is only described specific embodiment that the invention is not limited yet.Obviously, according to the content of this specification,
Can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (3)
1. a kind of outdoor large display screen picture stabilizing circuit, it is characterised in that including amplifier, first resistor, second resistance,
3rd resistor, the first electric capacity and the second electric capacity, described first resistor one end connect input voltage, the first resistor other end
Connect one end of one end, one end of second resistance and the second electric capacity of 3rd resistor, the second electric capacity other end ground connection, institute
State one end of reverse input end and first electric capacity of 3rd resistor other end connection amplifier, the other end of first electric capacity and
The other end of the second resistance connects output end respectively, and the output end of the amplifier is output end, and the amplifier is just
To input end grounding.
2. a kind of outdoor large display screen picture stabilizing circuit as claimed in claim 1, it is characterised in that first electricity
The resistance of resistance, second resistance and 3rd resistor is respectively 1K Ω.
3. a kind of outdoor large display screen picture stabilizing circuit as claimed in claim 1, it is characterised in that first electric capacity
Capacitance be 100 μ F, housing for second electric capacity is 150 μ F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611266182.2A CN106856085A (en) | 2016-12-31 | 2016-12-31 | A kind of outdoor large display screen picture stabilizing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611266182.2A CN106856085A (en) | 2016-12-31 | 2016-12-31 | A kind of outdoor large display screen picture stabilizing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106856085A true CN106856085A (en) | 2017-06-16 |
Family
ID=59126089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611266182.2A Pending CN106856085A (en) | 2016-12-31 | 2016-12-31 | A kind of outdoor large display screen picture stabilizing circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106856085A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1448904A (en) * | 2002-04-02 | 2003-10-15 | 三星电子株式会社 | Device and method for automatic regulation of display panel driving system power supply |
| CN102024404A (en) * | 2009-09-17 | 2011-04-20 | 群康科技(深圳)有限公司 | Power switch circuit and power supply system of liquid crystal display |
| CN102237043A (en) * | 2010-04-30 | 2011-11-09 | 美格纳半导体有限公司 | Circuit and method for driving a light emitting diode for a backlight, and backlight driving apparatus using the same |
| CN102379000A (en) * | 2009-04-08 | 2012-03-14 | 松下电器产业株式会社 | Plasma display panel drive method and plasma display device |
-
2016
- 2016-12-31 CN CN201611266182.2A patent/CN106856085A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1448904A (en) * | 2002-04-02 | 2003-10-15 | 三星电子株式会社 | Device and method for automatic regulation of display panel driving system power supply |
| CN102379000A (en) * | 2009-04-08 | 2012-03-14 | 松下电器产业株式会社 | Plasma display panel drive method and plasma display device |
| CN102024404A (en) * | 2009-09-17 | 2011-04-20 | 群康科技(深圳)有限公司 | Power switch circuit and power supply system of liquid crystal display |
| CN102237043A (en) * | 2010-04-30 | 2011-11-09 | 美格纳半导体有限公司 | Circuit and method for driving a light emitting diode for a backlight, and backlight driving apparatus using the same |
Non-Patent Citations (1)
| Title |
|---|
| 童诗白、华成英: "《模拟电子技术基础》", 30 June 2001, 高等教育出版社 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170616 |
|
| WD01 | Invention patent application deemed withdrawn after publication |