CN1400520A - Digital laser video disk system - Google Patents
Digital laser video disk system Download PDFInfo
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- CN1400520A CN1400520A CN 02130648 CN02130648A CN1400520A CN 1400520 A CN1400520 A CN 1400520A CN 02130648 CN02130648 CN 02130648 CN 02130648 A CN02130648 A CN 02130648A CN 1400520 A CN1400520 A CN 1400520A
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- video disk
- digital laser
- disk system
- laser video
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Abstract
The invention refers to a digital laser disk-viewing system. Its character lies in: a power supply switch controlling the system power supply; a piece of message-switching equipment controlling the outupt of computer or DVD message; a video-message decoder converting the DVD content by the decoding; a terminal input interface; a terminal output interface; a remote controller and a control panel. The system can use the computer screen as its output equipment and at the same time by the double-cross scran technique, it can obtain the effect equal to the line-by-line scan of the digital TV screen. The invention can reduce the screen cost and is a bran-new solving project to the integral consumption of electronic commodities and computers.
Description
Technical field
The present invention relates to a kind of audio-visual equipment, particularly a kind of digital laser video disk system.
Background technology
Traditional general personal computer then must be equipped with the DVD-ROM/RAM/-RW/+RW CD-ROM drive if can see DVD, in addition, also must buy the decoding software that image and sound are installed.It is no doubt feasible to utilize the mode of software to decode, but then the hsrdware requirements of computing machine also can be higher comparatively speaking, otherwise the broadcast of whole DVD will be not smooth.Because general digital laser video disk system inside is furnished with video signal and audio-visual decoding hardware unit, so whole effect will be well more a lot of than using personal computer.In addition, the output interface of personal computer (PCI) belongs to the VGA adapter more, and VGA is the abbreviation of Video Graphics Array, is the screen resolution specification of being delivered by IBM Corporation.VGA provides the display mode of two kinds of standards, is respectively 320 * 200 resolution, can show 256 looks simultaneously; 640 * 480 resolution can show 16 looks.640 * 480 resolution are Minimum requirements of Windows 95/98/NT operating system, so the VGA display mode can be described as the first ancestor of present computer color display.General graphoscope is many can to indicate the VGA compatibility, and provides higher resolution than VGA, as 800 * 600,1024 * 768 and 1280 * 1024 etc., and more color, as high color and full-color etc., makes the effect of screen display reach ultimate attainment.And the mode of regular software decoding, also can only present 640 * 480 resolution on graphoscope comes, to such an extent as to if when coming DVD playing back with personal computer, the windowpane that we see will be smaller, makes the big discounting of whole image effect.
Because employed software decode mode of personal computer system and image output size commonly used have aforesaid drawback, the present invention's birth so constantly studying improvement, the present inventor is arranged finally.
Summary of the invention
The object of the present invention is to provide a kind of digital laser video disk system system.
Digital laser video disk system of the present invention system mainly includes: a power switch, in order to having or not of control native system power supply; One signal switching device shifter is in order to control output computer signal or DVD signal; One video decoded device is changed the dvd content decoding with MPEG II specification; One terminal input interface, in order to connect personal computer and multifunctional digital laser video disk system, terminal is not limited to the VGA interface; One terminal output interface, in order to connect digital laser video disk system and computer screen, terminal is not limited to the VGA interface; One telepilot is in order to remote control multifunctional digital laser video disk system function; One control panel in order to manual control multifunctional digital laser video disk system, comprises hot key above, as the usefulness of rapid switched system output displaying contents.
System of the present invention can allow general computer screen simultaneously as the display device of main frame and digital laser video disk system.This invention has mainly utilized signal switching device shifter, video decoded technology, wireless remote control technology and hot key technology etc.Allow digital laser video disk system no longer must rely on general televisor or plasma scope (Plasma Display Panel) as display device, and general personal computer system also only needs in conjunction with this system, just can obtain high-resolution seeing and hearing enjoyment.Because system has adopted signal switching device shifter (Switch), so under the state that system power supply is not opened, general personal computer system's operation can not be affected fully, so epoch-making revolutionary product really of this cover system.
By the integration of system and personal computer, can solve the disadvantage of aforementioned existing system easily, so epoch-making revolutionary product really of this cover system.
With a preferable embodiment; the content that invention will be further ex-plained with reference to the appended drawings; but it only is one of an explanation technical solution of the present invention preferred embodiment; it or not absoluteness restriction to claim protection domain of the present invention; all any transformation and changes of doing according to spirit of the present invention; all should be contained in the protection domain of the present invention, self-evident.
Description of drawings
Fig. 1 is the system diagram of the digital laser video disk system of embodiment of the present invention;
Fig. 2 is the schematic flow sheet in digital laser video disk system when running of embodiment of the present invention.
Description of reference numerals
10 personal computer main frames, 20 digital laser video disk systems
21 power switches, 22 signal switching device shifters
23 video decoded device 24 terminal input interfaces
25 terminal output interfaces, 26 telepilots
27 control panels, 30 display device
Whether 201 power supplys open 202 remote controllers
203 control control panels 204 are selected DVD output
205 control video signal switching device shifters, 206 output DVD signals
207 output computer signals
Specific embodiments
Fig. 1 is the system diagram of one of digital laser video disk system of the present invention preferable specific embodiments.As shown in Figure 1, the digital laser video disk system of the present embodiment not only has the function of general digital laser video disk system, because it is by the integration of signal switching device shifter, collocation terminal input interface, the output signal of personal computer and digital laser video disk system be can allow, good control and switching obtained.
In addition as shown in Figure 1, multifunctional digital laser video disk system 20 links personal computer main frame 10 and display device 30, inner main composition unit has terminal input interface 24 to be connected with the personal computer main frame 10 of outside, receive the audio-visual signal that personal computer main frame 10 is exported, this signal constitutes online (when signal switching device shifter 22 is switched to the computer interconnection state) by signal switching device shifter 22 and terminal output interface 25, by terminal output interface 25 signal is output in display device 30.As Fig. 1, control panel 27 is connected video decoded device 23 with telepilot 26, in order to control figure laser video disk system 20, when power switch 21 is opened, except the function selecting control of general digital laser video disk system, by controlling signal switching device shifter 22, selection allows the DVD related signal export display device 30 (when signal switching device shifter 22 is switched to the DVD on line state) to by terminal output interface 25, or allow multifunctional digital laser video disk system 20 receive the audio-visual signal that personal computer main frame 10 is exported, this signal sees through signal switching device shifter 22 and constitutes online (when signal switching device shifter 22 is switched to the computer interconnection state) with terminal output interface 25, by terminal output interface 25 signal is output in display device 30.Hot key devices above the control panel 27 can be controlled this digital laser video disk system 20 separately fast simultaneously, makes it switch the requirement of different outputs.
Fig. 2 is the schematic flow sheet of the preferable embodiment of output display result when using native system.In the time of system closedown, computer screen still can effectively be connected normal operation with main frame; Otherwise when system power supply was opened, the display device that the user can select computer screen to be used as digital laser video disk system was used.
Function mode as shown in Figure 2, this digital laser video disk system 20 judges at first whether power supply opens 201, if power supply does not have the time of unlatching, signal switching device shifter 22 is to remain in to switch to the computer interconnection state, so multifunctional digital laser video disk system 20 can forward the signal of computing machine output to terminal output interface 25 by display device 30 display frames.
Otherwise, if in the time of electric power starting, the user can remote controllers 202 as shown in Figure 2, control control panel 203 and control video signal switching device shifter 205, video decoded device 23 acts may are determined by 203 liang of steps of remote controllers 202 and control control panel, the user can determine to select DVD output 204 this moment, just select computing machine output when not selecting DVD output, this digital laser video disk system 20 will switch to the computer interconnection state to signal switching device shifter 22, so digital laser video disk system 20 can forward the signal of computing machine output to terminal output interface 25 by display device 30 display frames.Otherwise when selecting DVD output, digital laser video disk system 20 will be controlled video signal switching device shifter 205, switch output DVD signal 206 to terminal output interface 25 and by display device 30 display frames.
Effect of the present invention mainly contains several aspects:
1. can increase the function of general computer screen, allow computer screen except supplying individual calculus Outside machine uses, also can be used for appreciating the DVD image effect of high image quality;
2. can save relevant opening and disappear, the user need not to buy more electricity for digital laser video disk system Depending on or plasma television;
3. can allow computer screen give full play to resolution ratio, utilize hardware video signal decoder and two To the function of cross scan, so that the effect that the computer screen performance is lined by line scan;
4. can save the space, because extra television set demand has been save by this system, the user can With littler space acquired information system and the dual effect of audiovisual entertainment.
Claims (5)
1. digital laser video disk system is characterized in that it comprises: a power switch, in order to the unlatching of control native system power supply; One signal switching device shifter is in order to control output computer signal or DVD signal; One video decoded device is with dvd content decoding conversion; One terminal input interface is in order to connect personal computer and this digital laser video disk system; One terminal output interface is in order to connect digital laser video disk system and computer screen; One telepilot is in order to the function of this digital laser video disk system of remote control; One control panel is in order to this digital laser video disk system of manual control.
2. digital laser video disk system as claimed in claim 1 is characterized in that, this video decoded device is the MPEGII demoder.
3. digital laser video disk system as claimed in claim 1 is characterized in that, the aforementioned terminals input interface also comprises different kenel interfaces such as RGB, H.V. except VGA.
4. digital laser video disk system as claimed in claim 1 is characterized in that, the aforementioned terminals output interface also comprises different kenel interfaces such as RGB, H.V. except VGA.
5. multifunctional digital laser video disk system as claimed in claim 1 is characterized in that, this control panel also comprises the hot key of switched system output displaying contents rapidly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021306486A CN1172230C (en) | 2002-09-11 | 2002-09-11 | Digital laser video disk system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021306486A CN1172230C (en) | 2002-09-11 | 2002-09-11 | Digital laser video disk system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1400520A true CN1400520A (en) | 2003-03-05 |
| CN1172230C CN1172230C (en) | 2004-10-20 |
Family
ID=4746429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021306486A Expired - Fee Related CN1172230C (en) | 2002-09-11 | 2002-09-11 | Digital laser video disk system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1172230C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1297874C (en) * | 2004-02-27 | 2007-01-31 | 联想(北京)有限公司 | Device of playing back media and implementing method of playing media |
-
2002
- 2002-09-11 CN CNB021306486A patent/CN1172230C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1297874C (en) * | 2004-02-27 | 2007-01-31 | 联想(北京)有限公司 | Device of playing back media and implementing method of playing media |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1172230C (en) | 2004-10-20 |
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