CN202587202U - A universal converter for converting standard-definition images into high-definition images - Google Patents
A universal converter for converting standard-definition images into high-definition images Download PDFInfo
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- CN202587202U CN202587202U CN 201220028010 CN201220028010U CN202587202U CN 202587202 U CN202587202 U CN 202587202U CN 201220028010 CN201220028010 CN 201220028010 CN 201220028010 U CN201220028010 U CN 201220028010U CN 202587202 U CN202587202 U CN 202587202U
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Abstract
The utility model provides a universal converter for converting standard-definition images into high-definition images. The universal converter comprises a CVBS video input device, a YPBPR/VGA video input device, a image processing and video output device, a central control device, and a power supply managing and audio processing device. The CVBS video input device, the YPBPR/VGA video input device, and the central control device are connected with the image processing and video output device through cables. The CVBS video input device and the YPBPR/VGA video input device are connected with the image processing and video output device through cables. The converter is a universal converter which satisfies users and which supports multiple standard-definition signal inputs and multiple resolution outputs.
Description
Technical field
The utility model relates to the switch technology field of video, particularly relates to the omnipotent transducer that a kind of SD changes high definition.
Background technology
Video converter is mainly used in format conversion and the conversion of resolution of same video interface between the different video interface, is accompanied by the continuous development of video, and video interface type on the market is more and more; Simulation is arranged, numeral is arranged, SD is arranged; High definition is also arranged, and in the place of most Video Applications, analog digital; Therefore the video of SD high definition is also deposited, and must change video, thereby make the whole video system can smooth operation.Video converter is generally by the video reception decoded portion, the video coding part, and central control section, power unit is formed.
Present existing video converter has following defective, and is specific as follows said:
1, present existing video converter is single video converter; Such as HDMI signal converter from the CVBS signal of SD to high definition; HDMI signal converter from the YPBPR of SD to high definition, the HDMI signal converter from the VGA signal of SD to high definition, these transducers can only be carried out single translation function; And in real Video Applications place; The input of vision signal can not be confirmed, even if perhaps confirmed now, thereby also can run into the signal source that system upgrade is changed other types in the future.
2, present existing video converter function on resolution processes is very limited; CVBS changes the HDMI transducer generally can only export 720p and two kinds of resolution of 1080p; YPBPR changes HDMI can only export 720p and 1080p too; It generally is what what resolution of resolution output of input that VGA changes the HDMI transducer, this big limitations the application of transducer, can not satisfy on-the-spot needs in a lot of places at all.
3, existing transducer does not have the function of image zoom, and video tends to occur black surround and problem such as overflows in transfer process, adopt existing transducer can't reach satisfied display effect.
In a word, present video converter can't satisfy user's the multiple SD signal input of support and the demand of multiple resolution output.
Thereby, need the urgent technical problem that solves of those skilled in the art to be exactly at present: how to find a kind of novel video converter, can satisfy user's the multiple SD signal input of support and the omnipotent transducer of multiple resolution output.
The utility model content
The utility model technical problem to be solved provides the omnipotent transducer that a kind of SD changes high definition, and this transducer can satisfy user's the multiple SD signal input of support and the omnipotent transducer of multiple resolution output.
In order to address the above problem; The utility model discloses a kind of SD changes the omnipotent transducer of high definition, comprises CVBS video input device, YPBPR/VGA video input device, image processing hold concurrently video output device, CCU, electric power controller, apparatus for processing audio; Said CVBS video input device links to each other through cable and the said image processing video output device of holding concurrently; Said YPBPR/VGA video input device links to each other through cable and the said image processing video output device of holding concurrently; Said CCU links to each other through cable and the said image processing video output device of holding concurrently; Said CVBS video input device links to each other through cable and the said image processing video output device of holding concurrently; Said YPBPR/VGA video input device links to each other through cable and the said image processing video output device of holding concurrently; Said electric power controller links to each other with said CVBS video input device through cable; Said electric power controller links to each other with said YPBPR/VGA video input device through cable; Said electric power controller links to each other through cable and the said image processing video output device of holding concurrently; Said electric power controller links to each other with said CCU through cable; Said electric power controller links to each other with said apparatus for processing audio through cable.
Preferably, said CVBS video input device comprises the TVP5160 chip unit.
Preferably, said YPBPR/VGA video input device comprises the MST9883 chip unit, the built-in AD conversion unit of said MST9883 chip unit, and said AD conversion unit is used for the conversion of color space.
Preferably, the said image processing video output device of holding concurrently comprises said graphics processing unit and said video output unit.
Preferably, said graphics processing unit comprises the fpga chip unit.
Preferably, said graphics processing unit comprises:
Image color is regulated subelement, is used to carry out the operation that the color of image is regulated;
The image zoom subelement is used to carry out the operation that image is amplified or image is dwindled;
Image gyrator unit is used to carry out the operation that image is rotated.
Compared with prior art, the utlity model has following advantage:
1, the SD of the utility model change the omnipotent transducer of high definition can compatible multiple SD vision signal, also can satisfy field demand in the resolution function aspects simultaneously.
2, the SD of the utility model changes omnipotent transducer support CVBS, YPBPR and three kinds of SD signals inputs of VGA of high definition, and is powerful, supports multiple signal input; Nearly 26 kinds of resolution outputs are supported in the output of HDMI high-definition signal, export multiple resolution, satisfy field demand.
3, the omnipotent transducer of the SD of the utility model commentaries on classics high definition can be called omnipotent transducer, and luminous energy is not supported the input of multiple SD signal, and the high definition HDMI signal of output has 26 kinds of resolution optional simultaneously, and a transducer solves on-the-spot all problems.
4, the SD of the utility model omnipotent transducer that changes high definition is supported-10% to+10% convergent-divergent of image, can perfectly solve black surround that image occurs in showing and problem such as overflow, and the support image zoom reaches perfect display effect.
In a word, the omnipotent transducer that the utility model provides a kind of SD to change high definition, this transducer can satisfy user's the multiple SD signal input of support and the omnipotent transducer of multiple resolution output.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment; Do to introduce simply in the face of the accompanying drawing of required use in the embodiment description down; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation that a kind of SD of the utility model changes the omnipotent transducer embodiment 1 of high definition;
Wherein, 1, CVBS video input device 2, YPBPR/VGA video input device; 3, image processing and video output device; 4, CCU; 5, electric power controller; 6, apparatus for processing audio; 7, cable;
Fig. 2 is the structural representation that a kind of SD of the utility model changes the omnipotent transducer embodiment 2 of high definition;
Fig. 3 is the sketch map of the mode of operation of transducer in the utility model.
Embodiment
The omnipotent transducer that the utility model embodiment provides a kind of SD to change high definition, this transducer can satisfy user's the multiple SD signal input of support and the omnipotent transducer of multiple resolution output.
For making that utility model purpose, characteristic, the advantage of the utility model can be more obvious and understandable; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment only is the utility model part embodiment, but not whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
One of core concept of the utility model has provided the omnipotent transducer that a kind of SD changes high definition, comprises CVBS video input device, YPBPR/VGA video input device, image processing video output device, CCU, the electric power controller apparatus for processing audio of holding concurrently of holding concurrently; Said CVBS video input device links to each other through cable and the said image processing video output device of holding concurrently; Said YPBPR/VGA video input device links to each other through cable and the said image processing video output device of holding concurrently; Said CCU links to each other through cable and the said image processing video output device of holding concurrently; Said CVBS video input device links to each other through cable and the said image processing video output device of holding concurrently; Said YPBPR/VGA video input device links to each other through cable and the said image processing video output device of holding concurrently; Said electric power controller links to each other with said CVBS video input device through cable; Said electric power controller links to each other with said YPBPR/VGA video input device through cable; Said electric power controller links to each other through cable and the said image processing video output device of holding concurrently; Said electric power controller links to each other with said CCU through cable; Said electric power controller links to each other with said apparatus for processing audio through cable; This transducer can satisfy user's the multiple SD signal input of support and the omnipotent transducer of multiple resolution output.
In order to make those of ordinary skill in the art understand the utility model better, introduce following technical term below in detail, specific as follows said:
SD: SD refers to the video of single-definition, and general interface has CVBS (composite video), YPBPR (component vide), and definition refers generally to 480i, 576i, VGA (video graphics array) interface of simulation is also contained in the definition of SD simultaneously.
High definition: high definition refers to the video of high definition, and definition can reach 1080p resolution and 60hz refresh rate, and the HD video interface has HDMI (HDMI), DVI (digital visual interface) and SDI (digital serial interface) etc.
Transducer: transducer refers to the equipment of changing between the video interface, comprises the format conversion between the different video interface, also comprises the conversion of resolution of same video interface.
HDMI: HDMI.
YPBPR: the color difference components signal, with brightness and color-separated.
VGA: video graphics array is a kind of analog video signal interface, is mainly used in the connection between computer and the display.
CVBS: composite video signal is a kind of analog video signal interface.
HDCP: high-bandwidth content protection agreement is mainly used in HDMI.
FPGA: field programmable gate array.
With reference to Fig. 1, show the structural representation that a kind of SD changes the omnipotent transducer embodiment 1 of high definition, specifically can comprise:
Wherein, 1, CVBS video input device 2, YPBPR/VGA video input device; 3, the image processing video output device of holding concurrently; 4, CCU; 5, electric power controller; 6, apparatus for processing audio; 7, cable.
A kind of SD changes the omnipotent transducer of high definition, comprises CVBS video input device 1, YPBPR/VGA video input device 2, image processing video output device 3, CCU 4, the electric power controller apparatus for processing audio 5 of holding concurrently of holding concurrently; Said CVBS video input device 1 links to each other through cable 7 and the said image processing video output device 3 of holding concurrently; Said YPBPR/VGA video input device 2 links to each other through cable 7 and the said image processing video output device 3 of holding concurrently; Said CCU 4 links to each other through cable 7 and the said image processing video output device 3 of holding concurrently; Said CVBS video input device 1 links to each other through cable 7 and the said image processing video output device 3 of holding concurrently; Said YPBPR/VGA video input device 2 links to each other through cable 7 and the said image processing video output device 3 of holding concurrently; Said electric power controller 5 links to each other with said CVBS video input device 1 through cable 7; Said electric power controller 5 links to each other with said YPBPR/VGA video input device 2 through cable 7; Said electric power controller 5 links to each other through cable 7 and the said image processing video output device 3 of holding concurrently; Said electric power controller 5 links to each other with said CCU 4 through cable 7; Said electric power controller 5 links to each other 6 through cable 7 with said apparatus for processing audio.Said CVBS video input device 1 comprises the TVP5160 chip unit.Said YPBPR/VGA video input device 2 comprises the MST9883 chip unit, the built-in AD conversion unit of said MST9883 chip unit, and said AD conversion unit is used for the conversion of color space.The said image processing video output device 3 of holding concurrently comprises said graphics processing unit and said video output unit.Said graphics processing unit comprises the fpga chip unit.Said graphics processing unit comprises: image color is regulated subelement, is used to carry out the operation that the color of image is regulated; The image zoom subelement is used to carry out the operation that image is amplified or image is dwindled; Image gyrator unit is used to carry out the operation that image is rotated.
Through concrete embodiment and accompanying drawing, the technical scheme of the utility model is further explained below.
With reference to Fig. 2, show the structural representation that a kind of SD of the utility model changes the omnipotent transducer embodiment 2 of high definition, specifically can comprise:
In Fig. 2, video source and audio-source are connected to the utility model SD to the omnipotent transducer of high definition, and generally, video source is a DVD player, HD DVD player, blue-ray DVD player, CATV set-top-box, satellite television STB or computer.The input port of the output port of video source and the transmitting terminal of the utility model is equipped with suitable cable.Generally, suitable cable be a YPBPR to VGA cable, VGA cable, CVBS to the VGA cable.The output port of audio-source and the input port of the utility model are equipped with suitable cable, and generally, suitable cable is two left and right acoustic channels cables.
The utility model SD changes the omnipotent conversion of high definition can be converted into high-definition video signal with simulation SD vision signal and audio signal, is output as the HDMI signal.
The output port of the utility model is connected through suitable cable with the input of display electricity mouth, and generally, cable is a HDMI cable.
Display is in order to show the content of application, like video.Generally, display is a high definition TV, comprises LCD TV, plasm TV, and the DLP TV, perhaps computer monitor comprises LCD and other flat-panel monitors, also comprises the projecting apparatus and the projector of high definition simultaneously.
With reference to Fig. 3, show the sketch map of the mode of operation of transducer in the utility model.
From Fig. 3, can find out the mode of operation of transducer in the utility model, specific as follows said:
1) the TVP5160 chip of TI company is adopted in the CVBS importation of transducer, and this chip functions is very powerful, supports the 3D noise reduction, supports the figure image intensifying, supports functions such as motion compensation, thereby makes CVBS in the HDMI transfer process, can promote image quality greatly.
2) the semi-conductive MST9883 chip of stars at dawn is adopted in the VGA/YPBPR importation, and the analog-digital conversion function that this built-in chip type is powerful is supported the conversion of various color spaces.
3) image processing section adopts certain well-known fpga chip, can the various signal recompiles of input be the output of HDMI signal, supports nearly 26 kinds of resolution outputs, supports image color to regulate image zoom, functions such as image rotation simultaneously.
In sum, the omnipotent transducer of a kind of SD commentaries on classics high definition of the utility model can support CVBS, YPBPR and three kinds of signals of VGA to import simultaneously; Support 26 kinds of resolution signal outputs; Support image zoom.
In a word, the omnipotent transducer that the utility model provides a kind of SD to change high definition, this transducer can satisfy user's the multiple SD signal input of support and the omnipotent transducer of multiple resolution output.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For system embodiment, because it is similar basically with method embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of method embodiment.
More than a kind of SD changes high definition to the utility model provided omnipotent transducer carried out detailed introduction; Used concrete example among this paper the principle and the execution mode of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model; Simultaneously, for one of ordinary skill in the art, according to the thought of the utility model, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the utility model.
Claims (4)
1. a SD changes the omnipotent transducer of high definition, it is characterized in that, comprises CVBS video input device, YPBPR/VGA video input device, image processing hold concurrently video output device, CCU, electric power controller, apparatus for processing audio; Said CVBS video input device links to each other through cable and the said image processing video output device of holding concurrently; Said YPBPR/VGA video input device links to each other through cable and the said image processing video output device of holding concurrently; Said CCU links to each other through cable and the said image processing video output device of holding concurrently; Said CVBS video input device links to each other through cable and the said image processing video output device of holding concurrently; Said YPBPR/VGA video input device links to each other through cable and the said image processing video output device of holding concurrently; Said electric power controller links to each other with said CVBS video input device through cable; Said electric power controller links to each other with said YPBPR/VGA video input device through cable; Said electric power controller links to each other through cable and the said image processing video output device of holding concurrently; Said electric power controller links to each other with said CCU through cable; Said electric power controller links to each other with said apparatus for processing audio through cable.
2. SD according to claim 1 changes the omnipotent transducer of high definition, it is characterized in that:
Said CVBS video input device comprises the TVP5160 chip unit.
3. SD according to claim 1 changes the omnipotent transducer of high definition, it is characterized in that:
The said image processing video output device of holding concurrently comprises said graphics processing unit and said video output unit.
4. SD according to claim 3 changes the omnipotent transducer of high definition, it is characterized in that:
Said graphics processing unit comprises the fpga chip unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220028010 CN202587202U (en) | 2012-01-20 | 2012-01-20 | A universal converter for converting standard-definition images into high-definition images |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220028010 CN202587202U (en) | 2012-01-20 | 2012-01-20 | A universal converter for converting standard-definition images into high-definition images |
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| Publication Number | Publication Date |
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| CN202587202U true CN202587202U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220028010 Expired - Fee Related CN202587202U (en) | 2012-01-20 | 2012-01-20 | A universal converter for converting standard-definition images into high-definition images |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103220486A (en) * | 2012-01-20 | 2013-07-24 | 北京凯新创达科技发展有限公司 | Universal converter changing standard definition to high definition |
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- 2012-01-20 CN CN 201220028010 patent/CN202587202U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103220486A (en) * | 2012-01-20 | 2013-07-24 | 北京凯新创达科技发展有限公司 | Universal converter changing standard definition to high definition |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20180120 |