CN106686294A - Image-signal acquisition equipment - Google Patents
Image-signal acquisition equipment Download PDFInfo
- Publication number
- CN106686294A CN106686294A CN201710116183.7A CN201710116183A CN106686294A CN 106686294 A CN106686294 A CN 106686294A CN 201710116183 A CN201710116183 A CN 201710116183A CN 106686294 A CN106686294 A CN 106686294A
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- CN
- China
- Prior art keywords
- photosensitive device
- voltage stabilizing
- input
- inner treater
- stabilizing module
- 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.)
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Camera Bodies And Camera Details Or Accessories (AREA)
Abstract
The invention discloses image-signal acquisition equipment and relates to the technical image-signal processing. By virtue of the image-signal acquisition equipment comprises a focal-length adjustable lens, a light-sensitive device, a transformer, an oscillation module, an input-output interface, an internal processor and a voltage-stabilizing module, wherein the voltage-stabilizing module comprises a front resistor, a rear resistor, a grounding resistor and a reference voltage-stabilizing chip; a first end of the front resistor is connected to an input end of the voltage-stabilizing module, and a second end of the front resistor is connected with an output end of the voltage-stabilizing module; a first end of the rear resistor is connected with a first connection point which is a connection point between the second end of the front resistor and the output end of the voltage-stabilizing module; and a first end of the grounding resistor is connected with a second end of the rear resistor, and a second end of the grounding resistor is grounded. The image-signal acquisition equipment disclosed by the invention has the advantage that the working reliability and the stability are improved.
Description
Technical field
The present invention relates to technical field of image signal processing, more particularly to a kind of picture signal collecting device.
Background technology
Picture signal collecting device can carry out signals collecting, Jing analog digital conversion, data to the light of external scene reflections
The analog or digital video signal of outputting standard after compression, parameter adjustment.
Existing picture signal collecting device, including it is the whole camera lens of focus adjustable, photosensitive device, transformator, oscillation module, defeated
Enter output interface and inner treater, wherein：
The whole camera lens of focus adjustable is electrically connected with photosensitive device, and input/output interface is electrically connected with photosensitive device；Extraneous light
The whole camera lens of focus adjustable can be penetrated and be radiated on photosensitive device, photosensitive device can gather light and produce picture signal, to figure
As signal carries out the picture signal after conversion being exported to ppu by input/output interface after analog digital conversion；
Oscillation module is electrically connected with photosensitive device and inner treater, and oscillation module can be photosensitive device and inner treater
Clock signal is provided；Transformator is electrically connected with photosensitive device, input/output interface, inner treater, and transformator can be input and output
It is that photosensitive device and inner treater are powered that the electric current of interface input is converted to after satisfactory voltage；Inner treater with it is photosensitive
Device is electrically connected, and inner treater can be controlled to the form of the video signal of photosensitive device output.
Applicants have discovered that：At least there is following technical problem in prior art：
Transformator exports larger to the voltage pulsation of photosensitive device, inner treater in prior art, causes photosensitive device, interior
The functional reliability of processor or even whole image signal collecting device is poor.
The content of the invention
One of purpose of the present invention is to propose a kind of picture signal collecting device, solves prior art and there is image
The technical problem of signal collecting device functional reliability difference.
For achieving the above object, the invention provides technical scheme below：
Picture signal collecting device provided in an embodiment of the present invention, including the whole camera lens of focus adjustable, photosensitive device, transformation
Device, oscillation module, input/output interface, inner treater and Voltage stabilizing module, wherein：
The whole camera lens of the focus adjustable is electrically connected with photosensitive device, and the input/output interface is electrically connected with the photosensitive device
Connect；Extraneous light can penetrate the whole camera lens of the focus adjustable and be radiated on the photosensitive device；The photosensitive device can be gathered
Light simultaneously produces picture signal, picture signal is carried out after analog digital conversion that the picture signal after conversion is defeated by input/output interface
Go out to ppu process；
The oscillation module is electrically connected with the photosensitive device and the inner treater, and the oscillation module can be described
Photosensitive device and the inner treater provide clock signal；
The transformator is electrically connected with the photosensitive device, the input/output interface, the inner treater, the transformation
It is that the photosensitive device and the inner treater are supplied after the voltage conversion of the electric current that device can be input into the input/output interface
Electricity；
The inner treater is electrically connected with the photosensitive device, and the inner treater can be regarded to the photosensitive device output
The mass effect of frequency signal is finely adjusted and the form to video signal is controlled；
The input of the Voltage stabilizing module is electrically connected with the outfan of the transformator, the outfan of the Voltage stabilizing module with
The photosensitive device, inner treater electrical connection and the outfan of the transformator and the photosensitive device, described can be reduced
The fluctuation of voltage on circuit between inner treater；
The Voltage stabilizing module includes pre-resistor, rearmounted resistance, earth resistance and benchmark voltage stabilizing chip；The preposition electricity
The first end of resistance is connected to the input of the Voltage stabilizing module, and the second end is connected to the outfan of the Voltage stabilizing module；After described
The first end for putting resistance is connected to the first junction point, and first junction point is the second end of the pre-resistor and the voltage stabilizing
Junction point between the outfan of module；The first end of the earth resistance is connected to the second end of the rearmounted resistance, described
The second end ground connection of earth resistance；The first end of the benchmark voltage stabilizing chip is connected to first junction point, the connection of the second end
In the second junction point, the 3rd end ground connection, second junction point is the second end of the rearmounted resistance and the earth resistance
Junction point between first end.
Preferably, the photosensitive device is cmos device.
Based on above-mentioned technical proposal, the embodiment of the present invention can at least produce following technique effect：
Voltage stabilizing module is provided with the picture signal collecting device provided due to the present invention, Voltage stabilizing module can reduce transformation
The fluctuation of voltage on circuit between the outfan and photosensitive device, inner treater of device, it is ensured that the stability of output voltage, makes
The degree of accuracy of output voltage values is greatly improved, such that it is able to guaranteeing photosensitive device, the functional reliability of inner treater and stablizing
Property, so solving the technical problem that prior art has the functional reliability difference of picture signal collecting device.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the schematic diagram of the inside key component of picture signal collecting device provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of Voltage stabilizing module in picture signal collecting device provided in an embodiment of the present invention.
Specific embodiment
It is referred to accompanying drawing Fig. 1~Fig. 2 below and word content understands present disclosure and of the invention with existing skill
Distinctive points between art.Hereafter accompanying drawing and enumerate the present invention some alternative embodiments by way of, to the present invention skill
Art scheme (including optimal technical scheme) is described in further detail.It should be noted that：Any technology in the present embodiment
Feature, any technical scheme are one or more in the technical characteristic or optional technical scheme of plurality of optional, in order to retouch
State it is succinct need in presents cannot the exhaustive present invention all alternative technical characteristic and alternative technical scheme,
Also the embodiment for being not easy to each technical characteristic emphasizes that it is one of optional numerous embodiments, so art technology
Personnel should know：Can by the present invention provide arbitrary technological means be replaced or by the present invention provide any two or
More technological means or technical characteristic are combined mutually and obtain new technical scheme.Any technology in the present embodiment is special
Levy and any technical scheme is not limited the scope of the invention, protection scope of the present invention should include art technology
Personnel do not pay the thinkable any alternate embodiments of creative work institute and those skilled in the art by present invention offer
Any two or more technological means or technical characteristic be combined mutually obtained from new technical scheme.
Embodiments provide a kind of good voltage stability, reliable operation, stable picture signal collecting device.
The technical scheme provided with reference to Fig. 1~Fig. 2 present invention is illustrated in more detail.
As Fig. 1~Fig. 2 shows, the picture signal collecting device that the embodiment of the present invention is provided, including the whole camera lens of focus adjustable,
Photosensitive device, transformator, oscillation module, input/output interface, inner treater and Voltage stabilizing module, wherein：
The whole camera lens of focus adjustable is electrically connected with photosensitive device, and input/output interface is electrically connected with photosensitive device；Extraneous light
The whole camera lens of focus adjustable can be penetrated and be radiated on photosensitive device；Photosensitive device can gather light and produce picture signal, to figure
As signal carries out the picture signal after conversion being exported to ppu process by input/output interface after analog digital conversion；
Oscillation module is electrically connected with photosensitive device and inner treater, and oscillation module can be photosensitive device and inner treater
Clock signal is provided；
Transformator is electrically connected with photosensitive device, input/output interface, inner treater, and transformator can be defeated input/output interface
It is that photosensitive device and inner treater are powered after the voltage conversion of the electric current for entering；Inner treater is electrically connected with photosensitive device, interior place
Reason device can be finely adjusted to the mass effect of the video signal of photosensitive device output and the form to video signal is controlled；
The input of Voltage stabilizing module is electrically connected with the outfan of transformator, the outfan of Voltage stabilizing module and photosensitive device, interior
Processor electrically connects and can reduce the fluctuation of voltage on the circuit between the outfan of transformator and photosensitive device, inner treater；
Voltage stabilizing module includes pre-resistor, rearmounted resistance, earth resistance and benchmark voltage stabilizing chip；The first of pre-resistor
End is connected to the input of Voltage stabilizing module, and the second end is connected to the outfan of Voltage stabilizing module；The first end of rearmounted resistance is connected to
First junction point, the first junction point is the junction point between the second end of pre-resistor and the outfan of Voltage stabilizing module；Ground connection electricity
The first end of resistance is connected to the second end of rearmounted resistance, the second end ground connection of earth resistance；Benchmark voltage stabilizing chip is (for example：
LM431AC type benchmark voltage stabilizing chips) first end be connected to the first junction point, the second end is connected to the second junction point, the 3rd end
Ground connection, the second junction point is the junction point between the second end of rearmounted resistance and the first end of earth resistance.
Voltage stabilizing module is provided with the picture signal collecting device provided due to the present invention, Voltage stabilizing module can reduce transformation
The fluctuation of voltage on circuit between the outfan and photosensitive device, inner treater of device, it is ensured that the stability of output voltage, makes
The degree of accuracy of output voltage values is greatly improved, such that it is able to guaranteeing photosensitive device, the functional reliability of inner treater and stablizing
Property.
The photosensitive device that the present invention is provided is cmos device, and cmos device has the advantages that low cost.During work, outside shadow
As the image illumination Jing after the whole camera lens of focus adjustable is on the sensing unit (CELLS) of photosensitive device, carry out inside photosensitive device
Analog digital conversion, gain control, spectrum assignment, white balance control and other necessary control signals, and it is defeated according to different requirements
Go out digital video signal or analog video signal to outer video signal processing system.
Inner treater is connected with photosensitive device, and the mass effect of its output signal can be finely adjusted, control video letter
Number output format, to meet different application scenarios.If in specific application, the video letter for only being exported with photosensitive device
Number can meet the requirements, inner treater can not be installed, cost-effective.Transformator provides inner treater, photosensitive device work
Required various power supplys, oscillation module provides clock signal to inner treater and photosensitive device.
Finally it should be noted that：Above example is only to illustrate technical scheme rather than a limitation；To the greatest extent
Pipe has been described in detail with reference to preferred embodiment to the present invention, and those of ordinary skill in the art should be understood：Still
The specific embodiment of the present invention can be modified or equivalent is carried out to some technical characteristics；Without deviating from this
The spirit of bright technical scheme, it all should cover in the middle of the technical scheme scope being claimed in the present invention.
Claims (2)
1. a kind of picture signal collecting device, it is characterised in that including the whole camera lens of focus adjustable, photosensitive device, transformator, vibration
Module, input/output interface, inner treater and Voltage stabilizing module, wherein：The whole camera lens of the focus adjustable is electrically connected with photosensitive device
Connect, the input/output interface is electrically connected with the photosensitive device；Extraneous light can penetrate the whole camera lens of the focus adjustable and shine
Penetrate on the photosensitive device；The photosensitive device can gather light and produce picture signal, modulus is carried out to picture signal and is turned
The picture signal after conversion is exported to ppu process by input/output interface after changing；The oscillation module and the sense
Electro-optical device and the inner treater are electrically connected, and the oscillation module can be that the photosensitive device and the inner treater are provided
Clock signal；The transformator is electrically connected with the photosensitive device, the input/output interface, the inner treater, the change
It is the photosensitive device and the inner treater after the voltage conversion of the electric current that depressor can be input into the input/output interface
Power supply；The inner treater is electrically connected with the photosensitive device, and the inner treater can be to the video of photosensitive device output
The mass effect of signal is finely adjusted and the form to video signal is controlled；The input of the Voltage stabilizing module and the change
The outfan electrical connection of depressor, the outfan of the Voltage stabilizing module is electrically connected and energy with the photosensitive device, the inner treater
Reduce the fluctuation of voltage on the circuit between the outfan of the transformator and the photosensitive device, the inner treater；It is described
Voltage stabilizing module includes pre-resistor, rearmounted resistance, earth resistance and benchmark voltage stabilizing chip；The first end of the pre-resistor connects
The input of the Voltage stabilizing module is connected to, the second end is connected to the outfan of the Voltage stabilizing module；The first of the rearmounted resistance
End is connected to the first junction point, and first junction point is the outfan of second end with the Voltage stabilizing module of the pre-resistor
Between junction point；The first end of the earth resistance is connected to the second end of the rearmounted resistance, and the of the earth resistance
Two ends are grounded；The first end of the benchmark voltage stabilizing chip is connected to first junction point, and the second end is connected to the second junction point,
3rd end is grounded, and second junction point is the company between the second end of the rearmounted resistance and the first end of the earth resistance
Contact.
2. picture signal collecting device according to claim 1, it is characterised in that：The photosensitive device is cmos device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710116183.7A CN106686294A (en) | 2017-02-24 | 2017-02-24 | Image-signal acquisition equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710116183.7A CN106686294A (en) | 2017-02-24 | 2017-02-24 | Image-signal acquisition equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106686294A true CN106686294A (en) | 2017-05-17 |
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ID=58862510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710116183.7A Pending CN106686294A (en) | 2017-02-24 | 2017-02-24 | Image-signal acquisition equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN106686294A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894230A (en) * | 2017-12-31 | 2018-04-10 | 天津阿备默机器人科技有限公司 | A kind of AGV carriers navigation sensor |
-
2017
- 2017-02-24 CN CN201710116183.7A patent/CN106686294A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894230A (en) * | 2017-12-31 | 2018-04-10 | 天津阿备默机器人科技有限公司 | A kind of AGV carriers navigation sensor |
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Addressee: Tian Yuqi Document name: Notification that Application Deemed to be Withdrawn |
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Application publication date: 20170517 |
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