CN1635573B - Multimedia multifunctional CD-ROM device - Google Patents
Multimedia multifunctional CD-ROM device Download PDFInfo
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- CN1635573B CN1635573B CN 200310116059 CN200310116059A CN1635573B CN 1635573 B CN1635573 B CN 1635573B CN 200310116059 CN200310116059 CN 200310116059 CN 200310116059 A CN200310116059 A CN 200310116059A CN 1635573 B CN1635573 B CN 1635573B
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Abstract
This invention discloses a video multi-media and multi-function CD driver device, which can be built in the personal computer as CD ROM or can be used as stereo for music or frequency radio or as digit photo player or video machine and digit video recorder. The device comprises the following: one video or audio input or output selector, one visual or audio coder or compiler, one microprocessor, one optics memory device, one reader, one display controller, one state display, one power amplifier and one loudhailer.
Description
Technical field
The present invention relates to a kind of audio-video multimedia multifunctional light driving device, especially relate to a kind of the use at personal computer (PC), possessing of also can using separately has CD-ROM drive (CD), digital photos player (PictureViewer), DVD player (DVD), digital audio-video video recorder (DVR), FM receiver (FM), and the function of MP3 music CD player is in the audio-video multimedia multifunctional light driving device of a machine, can be used as the optical driver of computer device, also can need not promptly to can be used as the sound equipment playing back music and can be used as the digital photos player to play photograph/picture and can be used as video disc player and play CD film, and can be used as the digital audio-video video recorder and record audio-video signal by personal computer (PC) start.
Background technology
Generally, use is such as desktop PC (Desktop PC), notebook personal computer (Notebook PC), CD-ROM drive (CD) device (also claiming light memory device) of the personal computer (PC) of plate personal computer (Tablet PC) and MAC computing machine is the storage device that utilizes the optical mode reading writing information.In fact, CD-ROM drive is to continue after the disk most important new technology in the digital storage field.It combines the huge storage volume of high-density tape and the disk advantage of direct access fast, but have recording density height, storage volume big, adopt contactless read-write mode, be easy to change disc, digital delivery speed height, can direct access and the information long preservation of fast searching, storage, store a series of premium properties such as with low cost of every address information.It with high-accuracy technology deeply and be applied to TV, sound equipment, image stores and industrial sectors such as data processing.
In recent years, personal computer (PC) has been the personal data treating apparatus of generalization, so CD-ROM drive (CD) is played the part of very important role on personal computer.Yet when personal computer (PC) when not using, its CD-ROM drive (CD) is also on the shelf; Use other function and work as user's desire, when for example watching DVD (digital video disk), it must install DVD player (DVD) additional at personal computer, when for example the user wants to listen to FM radio station (FM), it must use radio in addition, for example the user desires to broadcast the music song of receiving in the MP3 music CD player again, and it must be opened personal computer and be used, very inconvenience.
Therefore, applicant of the present invention discloses a kind of device in No. the 92129900th, Taiwan patent application case on October 28th, 2003, its can utilize the user the personal computer (PC) of normal contact develop and a kind of can the use under this personal computer (PC), needn't pass through computer operating system (OS), can have CD-ROM drive (CD) simultaneously and play video disc (VCD), DVD player (DVD) is play DVD (digital video disk), FM receiver (FM) is listened to frequency-modulated music, and the function that MP3 music CD player is play the music of discs etc. is in a machine, enables to receive to save usage space, increase convenience, and the effect that reduces cost.
But, the present patent application people is after inquire into and market survey, find that also being necessary to develop the device that above-mentioned application case is applied for for No. 92129900 can independently use (stand alone), make it have mobility and be convenient to as household electrical appliances and operate portablely, for example, have power amplifier and loudspeaker in this device and be Hi-Fi (high fax sound equipment) function, and have and record audio-video signal function, and has broadcast/storage photograph/picture function, and can built-in/external display, televisor or projector and be the video disc player function, and can use friendship, direct supply and be used in the open air makes to present the multi-functional effect of audio-video multimedia.
Summary of the invention
Therefore, technical matters to be solved by this invention is to provide a kind of personal computer (PC) that is used in, possessing of also can using separately has CD-ROM drive (CD), digital photos player (Picture Viewer), DVD player (DVD), digital audio-video video recorder (DVR), the function of FM receiver (FM) and MP3 music CD player is in the audio-video multimedia multifunctional light driving device of a machine, its can in connect/be external in personal computer (PC), being used as CD driver device uses, also can need not by personal computer (PC) start and operating system (OS), and can be used as sound equipment playing back music CD and frequency modulation broadcasting, and can be used as the digital photos player and play photograph/picture, and can be used as video disc player and play CD film by built-in/external display device, and can be used as the digital audio-video video recorder and record audio-video signal, with radio reception as the multi-functional effect of multimedia.
For achieving the above object, the invention provides a kind of audio-video multimedia multifunctional light driving device, the function that possesses CD-ROM drive is arranged (CD), digital photos player (Picture Viewer), DVD player (DVD), digital audio-video video recorder (DVR), FM receiver (FM) and MP3 music CD player, be integrated in this device, comprise: a video/audio I/O selector switch, be connected in built-in external device (ED), be used for the I/O video/audio signal; One video/audio coder/decoder is used to the video/audio signal confession storage usefulness of this input of encoding, and is used to decipher stored video/audio signal, sees through this video/audio I/O selector switch, exports this built-in external device (ED) to; One microprocessor is used for according to controlling the operation of this CD driver device/calculating punch and the read/write of computer main frame panel BIOS numeral from button and the instruction that prestores; One optical disc drive is used for coming the video/audio signal of this coding of read/write and from the number of it is believed that of this microprocessor by a bus switch; One card reader is used for coming the video/audio of this coding of read/write and from the data-signal of this microprocessor by the bus that is connected with microprocessor; One display controller is connected in this microprocessor, is used for the demonstration of state of a control display; One status displays is used to show the mode of operation of this card reader/personal computer/CD driver device; One power amplifier is connected in this video/audio coder/decoder, is used for the sound signal of power amplification input and decoding output; And a loudspeaker, be connected in this power amplifier, be used to export the sound signal of this power amplification.
Above-mentioned CD driver device, its characteristics are, further comprise an electric power starting detecting device, be connected in a power supply unit, a bus switch of personal computer, wherein when this personal computer (PC) shutdown (OFF), this microprocessor is controlled this bus switch and is disconnected standard interface between this personal computer (PC) and this CD driver device, and this microprocessor can be without the operating system (OS) of this personal computer (PC) independently working with executable operations; In case and this electric power starting detecting device detects this personal computer (PC) start (ON), during the supply voltage of this power supply unit, borrow this microprocessor to control this bus switch and connect the standard interface between this personal computer (PC) and this CD driver device and carry out these function operations by means of this personal computer (PC).
Above-mentioned CD driver device, its characteristics are that this CD driver device can independently use (stand alone).
Above-mentioned CD driver device, its characteristics are that this CD driver device is portable.
Above-mentioned CD driver device, its characteristics are, are built in this CD driver device within this personal computer, or are external in this personal computer.
Above-mentioned CD driver device, its characteristics are, but this built-in external device (ED) contains the device of supply video/sound signal, but and displaying video/sound signal contain televisor (TV), projector, plasma TV (PDP), LCD (LCD), and personal computer displays device.
Above-mentioned CD driver device, its characteristics are that this optical disc drive contains CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM CD-ROM drive server.
Above-mentioned CD driver device, its characteristics are that this status displays contains the arbitrary of vacuum fluorescent display (VFD) and LCD (LCD).
Above-mentioned CD driver device, its characteristics are that this display is to show that these functions are swept model selection, the state indication is controlled, reached in adjustment.
Above-mentioned CD driver device, its characteristics are that this personal computer (PC) contains desktop PC (Desktop PC), notebook personal computer (Notebook PC), and plate personal computer (TabletPC), and the MAC computing machine is arbitrary.
Above-mentioned CD driver device, its characteristics be, this standard interface for can in meet or be external in the ATAPI-IDE of this personal computer (PC), sequence A TA or SCSI, and USB 1.1/2.0 and IEEE 1394 standard interfaces.
Above-mentioned CD driver device, its characteristics are, the supply voltage of the power supply unit unit (PC) of this personal computer (PC) detects in this electric power starting detecting device system, or the host computer resets signal (HRST) on the connecting bus between this personal computer (PC) and this panel controller and the unlatching of definite this personal computer (PC).
Above-mentioned CD driver device, its characteristics are, further comprise a hookup mechanism, this hookup mechanism has a power supply (POWER) connector, a CD-ROM drive analogue audio frequency out connector, reaches a SPDIF (Sony-Philips digital interface) out connector, this hookup mechanism comprises a domination connector, this domination connector has a control bus and an output/input bus, can increase the extendibility of this CD-ROM drive whereby.
Above-mentioned CD driver device, its characteristics are that this power supply is by direct current (DC) or exchange the supply of (AC) power supply.
Further specify specific embodiments of the invention below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the structural representation of the CD driver device of preferred embodiment of the present invention;
Fig. 2 is the electrical block diagram of electric power starting detecting device of the CD driver device of the embodiment of the invention;
Fig. 3 A, Fig. 3 B and Fig. 3 C are the structural representation of the hookup mechanism of the CD driver device of preferred embodiment of the present invention.
Wherein, Reference numeral:
1-video/audio I/O selector switch
2-video/audio coder/decoder
The 3-microprocessor
The 4-optical disc drive
The 5-bus switch
The 6-card reader
The 7-display controller
The 8-status displays
The 9-power amplifier
The 10-loudspeaker
The 11-CD driver device
30-electric power starting detecting device
The input of 31-backboard
The output of 32-backboard
The 33-FM antenna
34-direct-flow input end mouth
35-CD driver device analogue audio frequency out connector
The 36-SPDIF out connector
37-arranges connector
38-power supply (POWER) connector
Embodiment
Fig. 1 has described the CD driver device of a preferred embodiment of the present invention, in Fig. 1, show an audio-video multimedia multifunctional light driving device 11, this CD driver device 11 has a video/audio I/O selector switch 1, this video/audio I/O selector switch 1 be used for input such as the video/audio signal of TV tuner, composite video signal, and sound signal etc. from external device (ED) (not icon) video/audio (A/V) signal and be used for the exterior display device of output video/sound signal to individual computer monitor, televisor etc.; One video/audio coder/decoder 2, be connected in this video/audio I/O selector switch 1, the video/audio signal of being imported that is used for encoding is used for storing, and be used to decipher stored vision signal, export to such as the external device (ED) that can play this video/audio signal via this video/audio I/O selector switch 1, for example be interfaced to personal computer by D-Sub/DVI; One microprocessor 3, be used for basis and control the operation of this CD driver device 11 from the operation push-button (not icon) of this CD driver device 11 and the instruction that prestores, as illustrated in fig. 1, this microprocessor 3 be by the USB/IEEE interface connector directly by such as the input of the computer installation of personal computer the output numeral, or from these video/audio coder/decoder 2 I/O data; One optical disc drive 4, be used for storing coded video/audio signal and from the digital signal of this microprocessor 3 by a bus switch 5, this optical disc drive 4 is not confined to the CD-ROM drive server such as the DVP-ROM server, but contain such as CD-ROM extendiblely, DVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM CD-ROM drive server, in addition, the connecting interface of this optical disc drive 4 can be ATAPI-IDE (AT Attachment PocketInterface-Integrated Dual Enhancement) interface or SCSI (small computer system interface) interface connector, but the present invention is not subject to these interfaces yet, for example also can adopt sequence A TA (SerialATA) interface connector, moreover, as above-mentioned, CD driver device 11 of the present invention can borrow the USB/IEEE interface connector such as USB1.1/2.0/IEEE 1394 grades to be connected in the external personal computer device; One card reader 6 is connected in this microprocessor 3, is used for the video/audio/photo signal of this coding of read/write and from the digital signal of this microprocessor 3; One display controller 7 is connected in this microprocessor 3, is used to control the demonstration of display; One status displays 8 is used to show the mode of operation of this card reader and CD driver device 11 and computer main frame panel BIOS, and for example this status displays 8 can be VFD (vacuum fluorescent display) or LCD (LCD); One power amplifier 9 is connected in this video/audio coder/decoder 2, is used for the sound signal of power amplification input and decoding output; And a loudspeaker 10, be connected in this power amplifier 9, be used to export the sound signal of this power amplification.
As above-mentioned, the connecting interface of this CD driver device 11 can be ATAPI-IDE interface or sequence A TA interface, or SCCI interface, whether and can detect winding displacement automatically inserts, and this CD driver device 11 can be set at the automatic binding in winding displacement insertion back or manually be linked to personal computer, and this CD driver device 11 includes USB1.1/2.0 and IEEE 1394 controllers (not icon), and have cable to insert measuring ability, this CD driver device 11 can be set at cable and insert the automatic binding in back or manually be linked to computing machine or other device.So, because CD driver device 11 according to the present invention has ATAPI-IDE or Serial ATA or scsi interface and USB 1.1/2.0 and IEEE 1394 interfaces, therefore can for internal connecting type or circumscribed be used in personal computers such as desktop (Desktop) PC, notebook type (Notebook) PC, desktop type (Tablet) PC.
Fig. 2 shows the circuit structure according to the electric power starting detecting device 30 of the embodiment of the invention.Wherein this electric power starting detecting device 30 generally is incorporated into microprocessor and is connected in the power supply unit of external personal computer (PC), so that whether detect the operating voltage of personal computer (PC) exists, and whether the ATAPI-IDE/SCSI interface that is connected in this personal computer (PC) exists to detect HRST (host computer resets signal), when arbitrary existence the among both, promptly represent this personal computer (PC) to start shooting, and when both all do not exist, promptly represent this personal computer (PC) not start shooting when this.When this personal computer (PC) detects when opening (ON) via electric power starting detecting device 30, this electric power starting detecting device 30 promptly transmits a detection signal to microprocessor 3, so that the unlatching of control bus switch 5 (ON)/close (OFF).
Fig. 3 A, Fig. 3 B and Fig. 3 C have described according to the present invention the synoptic diagram of the hookup mechanism of preferred embodiment.In Fig. 3 A, the embodiment that shows the hookup mechanism of an audio-video multimedia multifunctional light driving device, wherein this CD driver device possesses has CD-ROM drive (CD), digital photos player (Picture Viewer), DVD player (DVD), digital audio-video video recorder (DVR), the function of FM receiver (FM) and MP3 music CD player, be integrated in this CD driver device, this hookup mechanism has a power supply (POWER) connector 38, an one CD driver device analogue audio frequency out connector 35 and a SPDIF out connector 36, this hookup mechanism is characterised in that a domination connector 37, this domination connector 37 has a control bus and an output/input bus, can increase the extendibility of this CD driver device whereby.
In Fig. 3 A, shown is one is connected in the embodiment such as the CD driver device web joint on the personal computer main frame, on this web joint left side, have a power supply (POWER) connector 38, a CD driver device analogue audio frequency out connector 35 and a SPDIF out connector 36 and a domination connector 37, this domination connection device one control bus and output/input bus (not icon); On this web joint right side, then have backboard input 31, backboard output 32, FM antenna 33 and 12 volt DC input ports 34.Middle body at Fig. 3 A is the sectional view of the hookup mechanism of CD driver device, and the most left and rightmost side of Fig. 3 A then shows the carrier of this hookup mechanism and the front elevation of connector.
In Fig. 3 B and Fig. 3 C, another embodiment of displayed map 3A hookup mechanism, wherein, shown that at Fig. 3 B one is symmetrical in the standard configuration carrier of Fig. 3 A carrier, its identical element numbers is then represented identical assembly, and the corresponding selectivity configuration that in Fig. 3 C, shows this carrier, can comprise on it: vision signal input (S-Video Input) interface, vision signal input (S-Video Output) interface, vision signal input (Component Video Input " Y+Pb+Pr ") interface, vision signal output (Component Video Output " Y+Pb+Pr ") interface, monitor signal input (MonitorSignal Input) interface, monitor signal output (Monitor Signal Output) interface, the USB1.1/2.0 attachment unit interface, the IEEE1394 attachment unit interface.
In addition, this CD driver device 11 is except the function of original optical disc drive, also the function of numerous and diverse mini audio and digital photos player and digital audio-video broadcast/video recorder is integrated into CD driver device among, make the computing machine user except enjoying due function of optical disc drive and performance, and can obtain listening to the enjoyment that sound equipment is viewed and admired digital photos and playing videodisc, need not increase a cover sound equipment and a cover DVD-Player and a cover DVR space that accounts for, in other words, CD driver device can be regarded a mini audio, digital photos player and a DVD-Player and a DVR, when CD driver device and computing machine binding is again a high performance optical disc drive, that is, behind computer booting, this CD driver device becomes the DVD-ROM such as 16X automatically, can support VCD, the DVD broadcast format has promoted the surcharge of optical disc drive (that is CD-ROM drive) greatly.Further, the sound system of this CD driver device/digital photos player/digital videocorder is the device of an independence, do not need to manipulate as home appliance by computer interface control, can listen CD, MP3 and FM, can see digital photos and digital audio-video, can store photo document, can record digital audio-video, the resource that does not need to use computer main frame panel or CPU fully (promptly, computing machine need not started shooting), reaching veritably to possess has CD-ROM drive (CD), digital photos player (Picture Viewer), DVD player (DVD), the digital audio-video video recorder, FM receiver (FM), and the function of MP3 music CD player is in the multi-functional effect of audio-video multimedia of one.
Foregoing is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention with this.For example, above described CD-ROM drive (CD) can be the compact disc driver of knowing (compactdisk drive), also comprise CD-DA (CD Digital Audio), VCD (Video CD), and SVCD (SuperVCD), DVD player (DVD) then refers to DVD-Video, and the digital audio-video video recorder then refers to DigitalVideo Recorder.In addition, the IEEE1394 interface also can comprise standard types such as IEEE1394a, IEEE1394b, uses for the transfer rate of 400M bps and 800M bps respectively.So all simple, equivalences of doing according to main design of the present invention and design philosophy change and revise, and all should belong within the protection domain of claim of the present invention.
Claims (12)
1. audio-video multimedia multifunctional light driving device, possess CD-ROM drive arranged, the function of digital photos player, DVD player, digital audio-video video recorder, FM receiver and MP3 music CD player, be integrated in this phonotape and videotape multimedia multifunctional light driving device, this phonotape and videotape multimedia multifunctional light driving device is arranged in the personal computer or independent the setting, it is characterized in that this phonotape and videotape multimedia multifunctional light driving device comprises:
One video/audio I/O selector switch is connected in an external device (ED), is used for the I/O video/audio signal;
One video/audio coder/decoder, the video/audio signal of this input that is used to encode be for storing usefulness, and be used to decipher stored video/audio signal, by this video/audio I/O selector switch, export this external device (ED) to;
One microprocessor, be used for according to the operation of controlling this phonotape and videotape multimedia multifunctional light driving device from the operation push-button of this phonotape and videotape multimedia multifunctional light driving device and the instruction that prestores, the operation of this phonotape and videotape multimedia multifunctional light driving device comprises the read/write of pc board BIOS data;
One optical disc drive is used for coming the video/audio signal of this coding of read/write and from the data-signal of this microprocessor by one first bus switch;
One card reader is used for coming the video/audio signal of this coding of read/write and from the data-signal of this microprocessor by the bus that is connected with microprocessor;
One display controller is connected in this microprocessor, is used for the demonstration of state of a control display;
One status displays is used to show the mode of operation of this personal computer/audio-video multimedia multifunctional light driving device;
One power amplifier is connected in this video/audio coder/decoder, is used for power amplification to the sound signal of this video/audio coder/decoder input and the sound signal of this video/audio coder/decoder decoding output; And
One loudspeaker is connected in this power amplifier, is used to export the sound signal of this power amplification;
One hookup mechanism, this hookup mechanism comprises a power connector, a CD driver device analogue audio frequency out connector and a SPDIF out connector, this hookup mechanism comprises a domination connector, this domination connector has a control bus and an output/input bus, to increase the extendibility of this phonotape and videotape multimedia multifunctional light driving device;
One electric power starting detecting device, be connected in power supply unit and one second bus switch in the personal computer, wherein when this personal computer shutdown, this microprocessor is controlled this second bus switch and is disconnected standard interface between this personal computer and this phonotape and videotape multimedia multifunctional light driving device, and this microprocessor without the operating system of this personal computer independently working with executable operations; In case and this electric power starting detecting device is when detecting this power supply unit supply voltage, judge this personal computer start, borrow this microprocessor to control this second bus switch and connect the standard interface between this personal computer and this phonotape and videotape multimedia multifunctional light driving device and borrow this personal computer to carry out these function operations.
2. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that, this phonotape and videotape multimedia multifunctional light driving device is portable.
3. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that, this phonotape and videotape multimedia multifunctional light driving device is for being built within this personal computer, or is external in this personal computer.
4. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that, this external device (ED) contains the device of supply video/sound signal and/or televisor, projector or the personal computer displays device of displaying video/sound signal.
5. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that this optical disc drive contains CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+RW or DVD-RAM CD player server.
6. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that, this status displays is arbitrary in vacuum fluorescent display and the LCD.
7. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that, model selection, adjustment control and the state indication of this status displays for showing these functions.
8. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that, this personal computer is arbitrary in desktop PC, notebook personal computer and the plate personal computer.
9. audio-video multimedia multifunctional light driving device according to claim 3 is characterized in that, this personal computer is arbitrary in desktop PC, notebook personal computer and the plate personal computer.
10. audio-video multimedia multifunctional light driving device according to claim 1, it is characterized in that, this standard interface connects or is external in the USB 1.1/2.0 and IEEE 1394 standard interfaces of this personal computer in being, and arbitrary among ATAPI-IDE, sequence A TA or the SCSI.
11. audio-video multimedia multifunctional light driving device according to claim 1 is characterized in that, the power supply of this phonotape and videotape multimedia multifunctional light driving device arbitrary in supply direct current or the AC power.
12. audio-video multimedia multifunctional light driving device, possess CD-ROM drive arranged, the function of digital photos player, DVD player, digital audio-video video recorder, FM receiver and MP3 music CD player, be integrated in this phonotape and videotape multimedia multifunctional light driving device, this phonotape and videotape multimedia multifunctional light driving device is arranged in the personal computer or independent the setting, it is characterized in that this phonotape and videotape multimedia multifunctional light driving device comprises:
One video/audio I/O selector switch is connected in an external device (ED), is used for the I/O video/audio signal;
One video/audio coder/decoder, the video/audio signal of this input that is used to encode be for storing usefulness, and be used to decipher stored video/audio signal, by this video/audio I/O selector switch, export this external device (ED) to;
One microprocessor, be used for according to the operation of controlling this phonotape and videotape multimedia multifunctional light driving device from the operation push-button of this phonotape and videotape multimedia multifunctional light driving device and the instruction that prestores, the operation of this phonotape and videotape multimedia multifunctional light driving device comprises the read/write of pc board BIOS data;
One optical disc drive is used for coming the video/audio signal of this coding of read/write and from the data-signal of this microprocessor by one first bus switch;
One card reader is used for coming the video/audio signal of this coding of read/write and from the data-signal of this microprocessor by the bus that is connected with microprocessor;
One display controller is connected in this microprocessor, is used for the demonstration of state of a control display;
One status displays is used to show the mode of operation of this personal computer/audio-video multimedia multifunctional light driving device;
One power amplifier is connected in this video/audio coder/decoder, is used for power amplification to the sound signal of this video/audio coder/decoder input and the sound signal of this video/audio coder/decoder decoding output; And
One loudspeaker is connected in this power amplifier, is used to export the sound signal of this power amplification;
One hookup mechanism, this hookup mechanism comprises a power connector, a CD driver device analogue audio frequency out connector and a SPDIF out connector, this hookup mechanism comprises a domination connector, this domination connector has a control bus and an output/input bus, to increase the extendibility of this phonotape and videotape multimedia multifunctional light driving device;
One electric power starting detecting device, be connected in power supply unit and one second bus switch in the personal computer, wherein when this personal computer shutdown, this microprocessor is controlled this second bus switch and is disconnected standard interface between this personal computer and this phonotape and videotape multimedia multifunctional light driving device, and this microprocessor without the operating system of this personal computer independently working with executable operations;
In case and this electric power starting detecting device is when detecting the host computer resets signal of ATAPI-IDE/SCSI interface of this personal computer, judge this personal computer start, borrow this microprocessor to control this second bus switch and connect the standard interface between this personal computer and this phonotape and videotape multimedia multifunctional light driving device and borrow this personal computer to carry out these function operations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310116059 CN1635573B (en) | 2003-12-30 | 2003-12-30 | Multimedia multifunctional CD-ROM device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310116059 CN1635573B (en) | 2003-12-30 | 2003-12-30 | Multimedia multifunctional CD-ROM device |
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| CN1635573A CN1635573A (en) | 2005-07-06 |
| CN1635573B true CN1635573B (en) | 2010-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200310116059 Expired - Fee Related CN1635573B (en) | 2003-12-30 | 2003-12-30 | Multimedia multifunctional CD-ROM device |
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| CN100456226C (en) * | 2006-04-21 | 2009-01-28 | 深圳市航盛电子股份有限公司 | Vehicle-mounted multimedia system for implementing cartoon display and its implementation method |
| CN101546579B (en) * | 2008-03-28 | 2011-11-30 | 上海芯邦泰智能科技有限公司 | Multifunctional line controller for a mobile digital video recorder |
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| CN1635573A (en) | 2005-07-06 |
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