CN107070412A - A kind of computer video signal processor - Google Patents
A kind of computer video signal processor Download PDFInfo
- Publication number
- CN107070412A CN107070412A CN201710258615.8A CN201710258615A CN107070412A CN 107070412 A CN107070412 A CN 107070412A CN 201710258615 A CN201710258615 A CN 201710258615A CN 107070412 A CN107070412 A CN 107070412A
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- China
- Prior art keywords
- electric capacity
- intermediate frequency
- frequency amplifier
- pin
- resistance
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/537—A transformer being used as coupling element between two amplifying stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/552—Indexing scheme relating to amplifiers the amplifier being made for video applications
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Picture Signal Circuits (AREA)
Abstract
The invention discloses a kind of computer video signal processor, by dc source, first resistor is to the 5th resistance, first electric capacity to the 8th electric capacity, first intermediate frequency amplifier, second intermediate frequency amplifier, transformer and inductance composition, compared with prior art, vision signal of the present invention is inputted into the first intermediate frequency amplifier and is amplified, signal after amplification is amplified by transformer transition, signal after transformer T amplifications is inputted to be handled again into the second intermediate frequency amplifier, inductance and the second intermediate frequency amplifier constitute anti-interference amplifier, to video-signal filter, improve signal transmission quality, value with popularization and application.
Description
Technical field
The present invention relates to a kind of computer-related technologies, more particularly to a kind of computer video signal processor.
Background technology
Computer is commonly called as computer, is a kind of modern electronic computer device for supercomputing, can carry out numerical computations,
Logical calculated can be carried out again, also with store-memory function.It is that can be run according to program, automatic, high speed processing magnanimity number
According to modernization intelligent electronic device.It is made up of hardware system and software systems, the computer for being fitted without any software claims
For bare machine.Supercomputer, industrial control computer, network computer, personal computer, embedded computer five can be divided into
Class, more advanced computer has biocomputer, photonic computer, quantum computer etc..In the prior art, for computer
The technology species of video frequency signal processing is various, and function respectively has quality, in line with excelsior spirit, it is necessary to constantly improve and wound
Newly.
The content of the invention
The purpose of the present invention is that provides a kind of computer video signal processor to solve the above problems.
The present invention is achieved through the following technical solutions above-mentioned purpose：
The present invention is by dc source, first resistor to the 5th resistance, the first electric capacity to the 8th electric capacity, the first intermediate frequency amplifier, the
Two intermediate frequency amplifiers, transformer and inductance composition, dc source are that 9V, first resistor are that 100 Ω, second resistance are 400 Ω, the
Three resistance be 500 Ω, the 4th resistance be 2k Ω, the 5th resistance be 27k Ω, the first electric capacity be 300uF, the second electric capacity be 470uF,
3rd electric capacity is that 100uF, the 4th electric capacity are that 1000uF, the 5th electric capacity are that 10uF, the 6th electric capacity are that 120uF, the 7th electric capacity are
720uF, the 8th electric capacity are that 47uF, the first intermediate frequency amplifier and the second intermediate frequency amplifier model are that MC1330, transformer are 9V
The enamel-covered wire that transformer, inductance the are diameter 1mm circle of coiling 10 demoulding on diameter 10mm cylinder is formed；
The positive pole of dc source simultaneously with the first end, the first end of the 6th electric capacity, the second intermediate frequency amplifier of second resistance the
The first end connection of six pins and the 4th resistance, the negative pole of dc source simultaneously with signal first input end, the second electric capacity the
One end, the first end of the 4th electric capacity, the 7th pin of the first intermediate frequency amplifier, the first end of transformer secondary output, the 7th electric capacity
The first end connection of first end, the 8th pin of the second intermediate frequency amplifier and the 5th resistance, the 4th of the first intermediate frequency amplifier draws
Pin is connected with the first end of the first electric capacity, and the second end of the first electric capacity is secondary signal input, and the of the first intermediate frequency amplifier
Five pins are connected with the second end of the second electric capacity, and the 6th pin of the first intermediate frequency amplifier is connected with the second end of the 4th electric capacity,
8th pin of the first intermediate frequency amplifier is connected with transformer input side first end, and the first pin of the first intermediate frequency amplifier is simultaneously
It is connected with the first end of the 5th electric capacity and the end of transformer input side second, the 4th pin of the first intermediate frequency amplifier and the 3rd electric capacity
First end connection, the second pin of the first intermediate frequency amplifier the second end simultaneously with the 3rd electric capacity and the first end of first resistor
Connection, the second end of the 5th electric capacity is connected with the second end of first resistor and the second end of second resistance simultaneously, transformer secondary output
The second end be connected simultaneously with the second end of the second end of the 7th electric capacity, the first end of 3rd resistor and the 6th electric capacity, the 3rd is electric
Second end of resistance is connected by the 8th electric capacity with the 7th pin of the second intermediate frequency amplifier, the 5th pin of the second intermediate frequency amplifier
Be connected with the second end of the 4th resistance, the second pin of the second intermediate frequency amplifier pass through inductance and the second intermediate frequency amplifier the 3rd
Pin is connected, and the 4th pin of the second intermediate frequency amplifier is the first signal output part, the first pin of the second intermediate frequency amplifier with
Secondary signal output end is used as after the second end connection of 5th resistance.
The beneficial effects of the present invention are：
The present invention is a kind of computer video signal processor, and compared with prior art, vision signal of the present invention is inputted to first
It is amplified in intermediate frequency amplifier, the signal after amplification is amplified by transformer transition, the signal after transformer T amplifications is inputted to the
Handled again in two intermediate frequency amplifiers, inductance and the second intermediate frequency amplifier constitute anti-interference amplifier, to video-signal filter, carry
High RST transmission quality, the value with popularization and application.
Brief description of the drawings
Fig. 1 is the circuit structure schematic diagram of the present invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 1：The present invention is by dc source, first resistor to the 5th resistance, the first electric capacity to the 8th electric capacity, the first intermediate frequency
Amplifier, the second intermediate frequency amplifier, transformer and inductance composition, dc source is that 9V, first resistor are 100 Ω, second resistance
It is that 500 Ω, the 4th resistance are that 2k Ω, the 5th resistance are that 27k Ω, the first electric capacity are 300uF, the second electricity for 400 Ω, 3rd resistor
Appearance is that 470uF, the 3rd electric capacity are that 100uF, the 4th electric capacity are that 1000uF, the 5th electric capacity are that 10uF, the 6th electric capacity are 120uF,
Seven electric capacity are that 720uF, the 8th electric capacity are that 47uF, the first intermediate frequency amplifier and the second intermediate frequency amplifier model are MC1330, change
The enamel-covered wire that depressor is 9V transformers, inductance the is diameter 1mm circle of coiling 10 demoulding on diameter 10mm cylinder is formed；
The positive pole of dc source simultaneously with the first end, the first end of the 6th electric capacity, the second intermediate frequency amplifier of second resistance the
The first end connection of six pins and the 4th resistance, the negative pole of dc source simultaneously with signal first input end, the second electric capacity the
One end, the first end of the 4th electric capacity, the 7th pin of the first intermediate frequency amplifier, the first end of transformer secondary output, the 7th electric capacity
The first end connection of first end, the 8th pin of the second intermediate frequency amplifier and the 5th resistance, the 4th of the first intermediate frequency amplifier draws
Pin is connected with the first end of the first electric capacity, and the second end of the first electric capacity is secondary signal input, and the of the first intermediate frequency amplifier
Five pins are connected with the second end of the second electric capacity, and the 6th pin of the first intermediate frequency amplifier is connected with the second end of the 4th electric capacity,
8th pin of the first intermediate frequency amplifier is connected with transformer input side first end, and the first pin of the first intermediate frequency amplifier is simultaneously
It is connected with the first end of the 5th electric capacity and the end of transformer input side second, the 4th pin of the first intermediate frequency amplifier and the 3rd electric capacity
First end connection, the second pin of the first intermediate frequency amplifier the second end simultaneously with the 3rd electric capacity and the first end of first resistor
Connection, the second end of the 5th electric capacity is connected with the second end of first resistor and the second end of second resistance simultaneously, transformer secondary output
The second end be connected simultaneously with the second end of the second end of the 7th electric capacity, the first end of 3rd resistor and the 6th electric capacity, the 3rd is electric
Second end of resistance is connected by the 8th electric capacity with the 7th pin of the second intermediate frequency amplifier, the 5th pin of the second intermediate frequency amplifier
Be connected with the second end of the 4th resistance, the second pin of the second intermediate frequency amplifier pass through inductance and the second intermediate frequency amplifier the 3rd
Pin is connected, and the 4th pin of the second intermediate frequency amplifier is the first signal output part, the first pin of the second intermediate frequency amplifier with
Secondary signal output end is used as after the second end connection of 5th resistance.
The operation principle of the present invention is as follows：
Vision signal is inputted into the first intermediate frequency amplifier IC1 and is amplified, and the signal after amplification is amplified by transformer T transition,
Signal after transformer T amplifications is inputted into the second intermediate frequency amplifier IC2 to be handled again, inductance L and the second intermediate frequency amplifier IC2
Anti-interference amplifier is constituted, to video-signal filter, signal transmission quality is improved.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (1)
1. a kind of computer video signal processor, it is characterised in that：By dc source, first resistor to the 5th resistance, first
Electric capacity to the 8th electric capacity, the first intermediate frequency amplifier, the second intermediate frequency amplifier, transformer and inductance is constituted, and dc source is 9V, the
One resistance be 100 Ω, second resistance be 400 Ω, 3rd resistor be 500 Ω, the 4th resistance be 2k Ω, the 5th resistance be 27k Ω,
First electric capacity is that 300uF, the second electric capacity are that 470uF, the 3rd electric capacity are that 100uF, the 4th electric capacity are that 1000uF, the 5th electric capacity are
10uF, the 6th electric capacity are that 120uF, the 7th electric capacity are that 720uF, the 8th electric capacity are 47uF, the first intermediate frequency amplifier and the second intermediate frequency
Cylinder of the enamel-covered wire that Amplifier Model is MC1330, transformer is 9V transformers, inductance is diameter 1mm in diameter 10mm
The upper circle of coiling 10 demoulding is formed；
The positive pole of dc source simultaneously with the first end, the first end of the 6th electric capacity, the second intermediate frequency amplifier of second resistance the
The first end connection of six pins and the 4th resistance, the negative pole of dc source simultaneously with signal first input end, the second electric capacity the
One end, the first end of the 4th electric capacity, the 7th pin of the first intermediate frequency amplifier, the first end of transformer secondary output, the 7th electric capacity
The first end connection of first end, the 8th pin of the second intermediate frequency amplifier and the 5th resistance, the 4th of the first intermediate frequency amplifier draws
Pin is connected with the first end of the first electric capacity, and the second end of the first electric capacity is secondary signal input, and the of the first intermediate frequency amplifier
Five pins are connected with the second end of the second electric capacity, and the 6th pin of the first intermediate frequency amplifier is connected with the second end of the 4th electric capacity,
8th pin of the first intermediate frequency amplifier is connected with transformer input side first end, and the first pin of the first intermediate frequency amplifier is simultaneously
It is connected with the first end of the 5th electric capacity and the end of transformer input side second, the 4th pin of the first intermediate frequency amplifier and the 3rd electric capacity
First end connection, the second pin of the first intermediate frequency amplifier the second end simultaneously with the 3rd electric capacity and the first end of first resistor
Connection, the second end of the 5th electric capacity is connected with the second end of first resistor and the second end of second resistance simultaneously, transformer secondary output
The second end be connected simultaneously with the second end of the second end of the 7th electric capacity, the first end of 3rd resistor and the 6th electric capacity, the 3rd is electric
Second end of resistance is connected by the 8th electric capacity with the 7th pin of the second intermediate frequency amplifier, the 5th pin of the second intermediate frequency amplifier
Be connected with the second end of the 4th resistance, the second pin of the second intermediate frequency amplifier pass through inductance and the second intermediate frequency amplifier the 3rd
Pin is connected, and the 4th pin of the second intermediate frequency amplifier is the first signal output part, the first pin of the second intermediate frequency amplifier with
Secondary signal output end is used as after the second end connection of 5th resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258615.8A CN107070412A (en) | 2017-04-19 | 2017-04-19 | A kind of computer video signal processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258615.8A CN107070412A (en) | 2017-04-19 | 2017-04-19 | A kind of computer video signal processor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107070412A true CN107070412A (en) | 2017-08-18 |
Family
ID=59600569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710258615.8A Pending CN107070412A (en) | 2017-04-19 | 2017-04-19 | A kind of computer video signal processor |
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| CN (1) | CN107070412A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110086960A (en) * | 2019-04-28 | 2019-08-02 | 郑州工程技术学院 | A kind of robot graphics' transmission processor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559052A (en) * | 2016-11-22 | 2017-04-05 | 西京学院 | A kind of electro-nic message transmissions amplifier |
-
2017
- 2017-04-19 CN CN201710258615.8A patent/CN107070412A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559052A (en) * | 2016-11-22 | 2017-04-05 | 西京学院 | A kind of electro-nic message transmissions amplifier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110086960A (en) * | 2019-04-28 | 2019-08-02 | 郑州工程技术学院 | A kind of robot graphics' transmission processor |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |
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| RJ01 | Rejection of invention patent application after publication |