CN2525641Y - Liquid crystal display DVD integrated machine - Google Patents
Liquid crystal display DVD integrated machine Download PDFInfo
- Publication number
- CN2525641Y CN2525641Y CN 01252121 CN01252121U CN2525641Y CN 2525641 Y CN2525641 Y CN 2525641Y CN 01252121 CN01252121 CN 01252121 CN 01252121 U CN01252121 U CN 01252121U CN 2525641 Y CN2525641 Y CN 2525641Y
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- CN
- China
- Prior art keywords
- dvd
- liquid crystal
- crystal display
- circuit
- lcd
- 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.)
- Expired - Fee Related
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 33
- 238000001914 filtration Methods 0.000 claims description 2
- 230000011664 signaling Effects 0.000 claims description 2
- 230000005236 sound signal Effects 0.000 claims description 2
- 229920006351 engineering plastic Polymers 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000872 buffer Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
Abstract
The utility model relates to a liquid crystal display DVD integrated machine, comprising a machine shell, a TFT liquid crystal displayer (screen), a DVD disc driver, a DVD decoding circuit, a control circuit of the TFT liquid crystal displayer, a remote control receiving circuit, and a stabilized voltage supply circuit, etc. The displayer adopts the ultra thin type TFT liquid crystal display screen of high resolution; the DVD decoding circuit adopts the international advanced MPEG-2 decoding chip; the machine shell adopts high-quality metal or engineering plastic for press molding; the TFT liquid crystal display is arranged in the middle of the right side; the DVD disc driver is arranged inside the machine shell; the opening direction of the DVD disc driver is arranged at the side of the machine shell, and the DVD decoding device, the display controller, the remote control receiving circuit and the stabilized voltage supply are separated into a plurality of modules (chip groups) and fixed in the machine shell. The DVD machine is of beautiful structure, light weight, small volume, clear and stable image, strong performance of anti-interference and anti-vibration, and can be arranged in the rooms or the vehicle and boats.
Description
Technical field
The utility model relates to a kind of DVD video disc player, particularly can be placed in the room, also can be installed in the liquid crystal display DVD all-in-one in the car and boat.
Background technology
The DVD video disc player volume of sale and open source literature record in the market is bigger, and DVD player is separated separately with display unit, will purchase cabinet for TV or desk in the room specially and place; And when the DVD video disc player is installed on car and boat, then need to be equipped with specially display and make a shelf in addition and lay, and then lead-in wire received on televisor or the display, these DVD video disc players area that takes up space is big, has influenced the effective usable floor area in room and the automobile; In addition, the antijamming capability of finding DVD video disc player is relatively poor at present, to the change in voltage sensitivity, when particularly being installed in the car and boat, is subjected to engine to disturb the situation that occurs image and audio distortion easily.
Technology contents
In order to overcome the weak point of prior art, the inventor is through further investigation and experiment, structure and circuit to the DVD video disc player all redesign and improve, designed a kind of aesthetic in appearance, in light weight, volume is little, clear picture is stable, the liquid crystal display DVD all-in-one that can both use on room or car and boat.
The technical solution of the utility model is as follows: liquid crystal display DVD all-in-one comprises casing, LCD, DVD player, is characterized in DVD player and LCD are integrated, and is installed in jointly in the casing.
In order to make casing liquid crystal display DVD all-in-one machine structure reasonable, remote-control receiving circuit, voltage-stabilized power supply circuit, remote control reception head and audio frequency and video output interface also are installed in the casing, they are fixed on the inside of casing.
DVD player recited above comprises DVD CD drive, DVD decoding circuit, and the DVD CD drive is installed in the casing, and its opening direction is at the side of casing.
LCD recited above comprises display controller and TFT liquid crystal display control circuit, wherein LCD adopts ultrathin high-resolution TFT LCD, the TFT liquid crystal display control circuit is made of modules such as video A/ID modular converter, frame modular converter, LCD Controller module and singlechip microprocessor, and LCD is installed in the middle of the casing front.
DVD decoding circuit recited above adopts advanced in the world MPEG-2 decoding chip, it comprises MPEG-2 decoding chip, CPU microprocessor, MPEG-2 image and audio decoder and Doby AC-3 audio decoder, the D/A change-over circuit, outputting video signal, sound signal, Doby AC-3 decoded signal.
The voltage-stabilized power supply circuit of this liquid crystal display DVD all-in-one comprises bridge rectifier circuit, filtering circuit and two-stage mu balanced circuit, the two-stage mu balanced circuit adopts special-purpose integrated package of pressure-stabilizing circuit, and its objective is to circuit and DVD player, LCD provides the direct current of stablizing 3.3V and 5V.
The structure and the connected mode of each circuit are:
DVD CD drive output DVD digital signal is connected to the MPEG-2 decoding chip and carries out audio frequency, video decode, draw signal and behind the D/A change-over circuit, connect audio frequency output, video output, the Doby AC-3 output of decoding, the duty of remote-control receiving circuit control DVD, vision signal is input to the video a/d modular converter in the display controller, insert liquid crystal control module and single-chip microcomputer etc. again, receive the input end of TFT LCDs at last.
Liquid crystal display DVD all-in-one of the present utility model because do lightly, ultra-thin, thereby only establish power switch, the function control of DVD is used very convenient by the telepilot operation; Audio amplifier can be connected with sound system as the room also by external processing in addition, and automobile can be connected to original sound system or be connected to earphone.
In the above-mentioned said singlechip microprocessor, input liquid crystal, DVD control program that the inventor write make liquid crystal display DVD all-in-one more excellent performance.
The utility model has the advantages that:
1, volume is light and handy, and collection DVD plays with the TFT LCD and is integrated, and does not need to dispose in addition display again, and is easy to carry, and the not side of occupation of land is installed, in the room or public arena such as market, station, classroom can hang on the wall when installing, also can put on the table.
2, have the picture of high definition and stable image, anti-interference strong with performance anti-vibration, no harmful radiation belongs to Green Product, is the product that existing automobile audio updates.
3, casing adopts high-test metal or engineering plastics moulded section, and components and parts adopt advanced in the world integrated circuit, use up-to-date Electronic Design software, have optimized the arrangement of electronic devices and components, make favorable working performance, and the life-span is long.
4, be installed on automobile, the steamer more conveniently, not only can be installed on motor bus, steamer, the aircraft, also can be installed in the car, can hang on the automobile top, also can be installed on the backrest of automotive seat, do not influence the usable floor area in the automobile.
Description of drawings
Fig. 1 is the external structure synoptic diagram of the utility model DVD video disc player;
Fig. 2 is interior each the part scheme of installation of the casing of the utility model DVD video disc player;
Fig. 3 is the MPEG-2 decoding circuit synoptic diagram of DVD circuit;
Fig. 4 is a TFT liquid crystal display control circuit synoptic diagram.
Embodiment
From Fig. 1 and Fig. 2, see, liquid crystal display DVD all-in-one be with the DVD CD drive in LCD is installed in casing, critical piece has casing 1, LCDs 2, miscellaneous part and circuit unit are installed in the back of LCDs 2, they are respectively MPEG-2 demoders 3, LCD controller 4, DVD CD drive 5, remote-control receiving circuit 6 and audio frequency and video output interface 7, LCD is installed in positive middle, the DVD CD drive is installed in the casing, its opening direction is at the side of casing, remaining DVD demoder, display controller, remote-control receiving circuit and stabilized voltage supply then are divided into several modules (chipset) and are fixed on casing inside
From the MPEG-2 decoding circuit of Fig. 3, see, the signal of DVD CD drive is input to the MPEG-2 demoder, solve audio frequency and vision signal, connect D/A converter again, connect video, audio frequency and Doby AC-3 decoding output thereafter, microprocessor is also handled the information of decoding chip the work of control apparatus when work; Video output RGB meets A1 (input end of Fig. 4), and audio frequency output R, L connect the sound equipment of room or car and boat, and the output of AC-3 audio decoder connects external amplifier.IC301 is the DVD character memory, and IC302 storage user provides image buffers to setting, the IC303 of DVD for IC201.
Fig. 4 has provided the circuit structure diagram of special liquid crystal display controller, from figure, see, the vision signal of Fig. 3 output, be input to signaling interface A1, pass through video a/d modular converter IC1 then, the IC1 delivery outlet meets frame modular converter IC2 and IC3, insert special liquid crystal control module IC4 again, signal is controlled the signal output of IC4 through the specific program in the singlechip microprocessor IC6, and the signal of IC4 outputs to the input end of TFT LCDs.
Claims (7)
1, a kind of liquid crystal display DVD all-in-one comprises casing, LCD, DVD player, and it is characterized in that: LCD and DVD player are integrated, and is installed in jointly in the casing (1).
2, liquid crystal display DVD all-in-one according to claim 1 is characterized in that: voltage-stabilized power supply circuit, remote control reception head (6) and an audio frequency and video output interface (7) also are installed in the casing (1), and they are fixed on the inside of casing (1).
3, liquid crystal display DVD all-in-one according to claim 1, it is characterized in that: DVD player comprises DVD CD drive (5), DVD decoding circuit, and DVD CD drive (5) is installed in the casing (1), and its opening direction is at the side of casing.
4, liquid crystal display DVD all-in-one according to claim 1, it is characterized in that: LCD comprises display controller (4) and TFT liquid crystal display control circuit, wherein LCD adopts ultrathin high-resolution TFT LCD, the TFT liquid crystal display control circuit is made of modules such as video a/d modular converter, frame modular converter, LCD Controller module and single-chip microcomputers, and it is positive middle that LCD (2) is installed in casing (1).
5, according to claim 1 and 3 described liquid crystal display DVD all-in-ones, it is characterized in that: the DVD decoding circuit adopts the MPEG-2 decoding chip, it comprises MPEG-2 decoding chip, CPU microprocessor, MPEG-2 image and audio decoder and Doby AC-3 audio decoder, the D/A change-over circuit, outputting video signal, sound signal, Doby AC-3 decoded signal, the signal of DVD CD drive is input to the MPEG-2 demoder, solve audio frequency and vision signal, connect D/A converter again, connect video, audio frequency and Doby AC-3 decoding output thereafter.
6, according to claim 1 and 4 described liquid crystal display DVD all-in-ones, it is characterized in that: the TFT liquid crystal display control circuit comprises the video a/d modular converter, the frame memory module, modules such as LCD Controller module and single-chip microcomputer constitute, vision signal is input to signaling interface A1, pass through video a/d modular converter IC1 then, the IC1 delivery outlet meets frame modular converter IC2 and IC3, insert special liquid crystal control module IC4 again, signal is through the specific program in the singlechip microprocessor IC6, control the signal output of IC4, the signal of IC4 outputs to the input end of TFT LCDs.
7, liquid crystal display DVD all-in-one according to claim 1, it is characterized in that: voltage-stabilized power supply circuit comprises bridge rectifier circuit, filtering circuit and two-stage mu balanced circuit, the two-stage mu balanced circuit adopts special-purpose integrated package of pressure-stabilizing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01252121 CN2525641Y (en) | 2001-10-10 | 2001-10-10 | Liquid crystal display DVD integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01252121 CN2525641Y (en) | 2001-10-10 | 2001-10-10 | Liquid crystal display DVD integrated machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2525641Y true CN2525641Y (en) | 2002-12-11 |
Family
ID=33661900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01252121 Expired - Fee Related CN2525641Y (en) | 2001-10-10 | 2001-10-10 | Liquid crystal display DVD integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2525641Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320850C (en) * | 2004-05-13 | 2007-06-06 | 建兴电子科技股份有限公司 | Digital AV player that can be attached to a flat panel display |
| CN1333405C (en) * | 2004-11-16 | 2007-08-22 | 海信集团有限公司 | Liquid crystal televison and DVD integral machine compatible multiple high-definition display |
| CN100428356C (en) * | 2004-03-25 | 2008-10-22 | 建兴电子科技股份有限公司 | Fixing device applied between flat panel display and video player |
-
2001
- 2001-10-10 CN CN 01252121 patent/CN2525641Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100428356C (en) * | 2004-03-25 | 2008-10-22 | 建兴电子科技股份有限公司 | Fixing device applied between flat panel display and video player |
| CN1320850C (en) * | 2004-05-13 | 2007-06-06 | 建兴电子科技股份有限公司 | Digital AV player that can be attached to a flat panel display |
| CN1333405C (en) * | 2004-11-16 | 2007-08-22 | 海信集团有限公司 | Liquid crystal televison and DVD integral machine compatible multiple high-definition display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |