CN1635573B - Multifunctional CD-ROM device for audio and video multimedia - Google Patents

Abstract

The invention discloses a multi-functional CD-ROM drive of audio-video multimedia, it can be used in the personal computer, can also use alone and combine the function of CD-ROM drive, digital video disc player, digital video recorder, FM radio, MP3 music CD player in a machine, it can be built-in/external to the personal computer, as the CD-ROM drive uses, do not need to turn on and operating system through the personal computer, can be regarded as the stereo set and broadcast music CD and FM radio, and can be regarded as digital photo player and video disc player and broadcast photo/picture and CD film and can be regarded as the video-audio recorder of the digital video recorder and record the audio-video signal through the external or built-in display device, include: a video/audio input/output selector, a video/audio encoder/decoder, a microprocessor, an optical storage device, a card reader, a display controller, a status display, a power amplifier, and a speaker.

Description

An audio-visual multimedia multifunctional optical drive device

technical field

The present invention relates to an audio-visual multimedia multifunctional optical drive device, in particular to a device that can be used in a personal computer (PC) or independently, and is equipped with an optical drive (CD), a digital photo player (PictureViewer), a digital video disc player ( DVD), digital audio video recorder (DVR), FM radio (FM), and MP3 music CD player are all-in-one audio and video multimedia multifunctional optical drive devices, which can be used as computer optical drive devices, and can also be used without a personal computer ( PC) can be used as a stereo to play music, as a digital photo player to play photos/pictures, as a DVD player to play disc videos, and as a digital video recorder to record audio and video signals.

Background technique

Roughly, optical drive (CD) devices (also known as CD) devices used in personal computers (PCs) such as desktop PCs (Desktop PCs), notebook PCs (Notebook PCs), tablet PCs (Tablet PCs) and MAC computers It is called an optical storage device), which is a storage device that uses optical methods to read and write information. In fact, the optical drive is the most important new technology in the field of digital storage after the magnetic disk. It combines the huge storage capacity of high-density magnetic tape and the advantages of fast random access to magnetic disk. A series of excellent performances such as fast retrieval, long-term preservation of stored information, and low cost of storing information per address. It has penetrated and applied to industrial sectors such as television, audio, image storage and data processing with high-precision technology.

In recent years, the personal computer (PC) has become a generalized personal data processing device, so the optical drive (CD) plays an extremely important role on the personal computer. However, when the personal computer (PC) is not in use, its optical drive (CD) is also idle; and when the user wants to use other functions, such as watching digital video discs, he must install a digital video disc player (DVD) on the personal computer. When for example the user wants to listen to FM radio (FM), it must use a radio in addition, and for example the user wants to broadcast music songs in the MP3 CD player, it must open the personal computer to cooperate with it, which is very inconvenient.

Therefore, the applicant of the present invention disclosed a device in Taiwan Patent Application No. 92129900 on October 28, 2003, which can utilize the personal computer (PC) that the user most often contacts to develop a device that can be used in Under the personal computer (PC), without going through the computer operating system (OS), you can simultaneously have a CD drive (CD) to play video discs (VCD), a digital video disc player (DVD) to play digital video discs, and a FM radio (FM) to listen to FM music, and MP3 music CD player to play the music of CDs, etc. in one machine, which can save space, increase convenience, and reduce costs.

But, the applicant of the present invention finds that it is also necessary to develop the device applied for in the above-mentioned application No. 92129900 through discussion and market research, so that it can be used independently (stand alone), so that it has mobility and is convenient for carrying as a household appliance. For example, the device has a Hi-Fi (high-fidelity audio) function with a power amplifier and a speaker, and has the function of recording audio and video signals, and has the function of playing/storing photos/pictures, and can be built-in/external display, A TV or a projector has the function of a video disc player, and it can be used outdoors by using AC and DC power sources, so that it can present the multifunctional effect of audio-visual multimedia.

Contents of the invention

Therefore, the technical problem to be solved by the present invention is to provide a kind of can be used in personal computer (PC), also can use independently and have optical drive (CD), digital photo player (Picture Viewer), digital video disc player (DVD), Digital video recorder (DVR), FM radio (FM) and MP3 music disc player are all-in-one audio-visual multimedia multi-function optical drive devices, which can be connected/externally connected to a personal computer (PC) and used as an optical drive device. It can also be used as a stereo to play music CDs and FM broadcasts, and can be used as a digital photo player to play photos/pictures, and can be used as a DVD player without using a personal computer (PC) to boot and operating system (OS). The built-in/external display device can play disc video, and can be used as a digital video recorder to record audio and video signals to receive audio and video multimedia functions.

In order to achieve the above object, the present invention provides a kind of audio-visual multimedia multifunctional optical drive device, equipped with optical drive (CD), digital photo player (Picture Viewer), digital video disc player (DVD), digital video recorder (DVR), FM radio The functions of (FM) and MP3 music disc player are integrated in the device, including: a video/audio input/output selector connected to the built-in external device for input/output video/audio signals; a video/audio input/output selector; Audio encoder/decoder, used for encoding the input video/audio signal for storage, and for decoding the stored video/audio signal, through the video/audio input/output selector, output to the internal Build an external device; a microprocessor is used to control the operation of the optical drive device/card reader and the reading/writing of the BIOS number of the computer motherboard according to instructions from keys and pre-stored; an optical storage device is used to pass A bus switch to read/write the coded video/audio signal and data signal from the microprocessor; a card reader to read/write the coded signal through the bus connected to the microprocessor Video/audio and data signals from the microprocessor; a display controller, connected to the microprocessor, used to control the display of the status display; a status display, used to display the card reader/personal computer/optical drive device The operating status of the power amplifier; a power amplifier, connected to the video/audio encoder/decoder, for power amplifying input and decoding output audio signals; and a loudspeaker, connected to the power amplifier, for outputting the power amplified audio signal.

The above-mentioned optical drive device is characterized in that it further includes a power on detector, a power supply connected to the personal computer, and a bus switch, wherein when the personal computer (PC) is turned off (OFF), the microprocessor controls the bus switch to disconnect the standard interface between the personal computer (PC) and the optical drive device, and the microprocessor can work independently to perform operations without the operating system (OS) of the personal computer (PC); and once the power supply When the open detector detects that the personal computer (PC) is turned on (ON), the supply voltage of the power supply is controlled by the microprocessor to control the bus switch to connect the standard interface between the personal computer (PC) and the optical drive device And use the personal computer (PC) to perform the operation of these functions.

The above-mentioned optical drive device is characterized in that the optical drive device can be used independently (stand alone).

The above-mentioned optical drive device is characterized in that the optical drive device is portable.

The above-mentioned optical drive device is characterized in that the optical drive device is built in the personal computer or externally connected to the personal computer.

The above-mentioned optical drive device is characterized in that the built-in external device includes a device that can supply video/audio signals, and a video/audio signal that can play video/audio signals includes a television (TV), a projector, a plasma television (PDP), a liquid crystal display (LCD), and personal computer display devices.

The above optical drive device is characterized in that the optical storage device includes CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM optical drive server .

The optical drive device described above is characterized in that the status display includes either a vacuum fluorescent display (VFD) or a liquid crystal display (LCD).

The above-mentioned optical drive device is characterized in that the display is for displaying the functions such as mode selection, adjustment control, and status indication.

The above-mentioned optical drive device is characterized in that the personal computer (PC) includes any one of a desktop personal computer (Desktop PC), a notebook personal computer (Notebook PC), a tablet personal computer (TabletPC), and a MAC computer.

The above-mentioned optical drive device is characterized in that the standard interface is the ATAPI-IDE that can be connected internally or externally to the personal computer (PC), serial ATA or SCSI, and USB 1.1/2.0 and IEEE 1394 standard interfaces.

The above-mentioned optical drive device is characterized in that the power-on detector detects the supply voltage of the power supply unit (PC) of the personal computer (PC), or the connection bus between the personal computer (PC) and the panel controller. The host computer reset signal (HRST) to determine the opening of the personal computer (PC).

Above-mentioned optical drive device, it is characterized in that, further comprises a connection device, and this connection device has a power supply (POWER) connector, an optical drive analog audio output connector and a SPDIF (Sony-Philips digital interface) output connector, the connection The device includes a control connector, which has a control bus and an output/input bus, thereby increasing the expandability of the optical drive.

The above-mentioned optical drive device is characterized in that the power is supplied by direct current (DC) or alternating current (AC) power.

The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

Description of drawings

FIG. 1 is a schematic structural view of an optical drive device according to a preferred embodiment of the present invention;

2 is a schematic diagram of a circuit structure of a power-on detector of an optical drive device according to an embodiment of the present invention;

FIG. 3A , FIG. 3B and FIG. 3C are structural schematic diagrams of the connecting device of the optical drive device according to the preferred embodiment of the present invention.

Among them, reference signs:

1-Video/Audio Input/Output Selector

2-Video/Audio Encoder/Decoder

3- Microprocessor

4-Optical storage device

5-bus switch

6- Card reader

7- Display Controller

8-Status Display

9- Power Amplifier

10-speaker

11-Optical drive unit

30 - Power On Detector

31-backplane input

32-backplane output

33-FM Antenna

34- DC input port

35 - Optical drive unit analog audio output connector

36-SPDIF output connector

37 - Dominate Connector

38-Power (POWER) connector

Detailed ways

Fig. 1 has described the optical drive device of a preferred embodiment of the present invention, and in Fig. 1, shows an audio-visual multimedia multifunctional optical drive device 11, and this optical drive device 11 has a video/audio input/output selector 1, and this video/audio The input/output selector 1 is used to input a video/audio (A/V) signal from an external device (not shown) such as a video/audio signal of a TV tuner, a composite video signal, and an audio signal, and to output a video /audio signal to external display devices such as personal computer monitors, televisions, etc.; a video/audio encoder/decoder 2, connected to the video/audio input/output selector 1, for encoding the input video/audio The signal is used for storage, and is used for decoding the stored video signal, and is output to an external device such as the video/audio signal that can play the video/audio signal through the video/audio input/output selector 1, such as through a D-Sub/DVI interface To a personal computer; a microprocessor 3 is used to control the operation of the optical drive device 11 according to the operation buttons (not shown) and prestored instructions from the optical drive device 11, as shown in Figure 1, the microprocessor 3 is to directly input/output numbers from a computer device such as a personal computer through a USB/IEEE interface connector, or input/output data from the video/audio encoder/decoder 2; an optical storage device 4 is used for passing through a bus Switch 5 to store encoded video/audio signals and digital signals from the microprocessor 3, the optical storage device 4 is not limited to optical drive servers such as DVP-ROM servers, but can be extended to cover such as CD-ROM , DVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM optical drive server, in addition, the connection interface of this optical storage device 4 can be ATAPI-IDE (AT Attachment Pocket Interface-Integrated Dual Enhancement ) interface or SCSI (Small Computer System Interface) interface connector, but the present invention is not limited to these interfaces, for example, a serial ATA (SerialATA) interface connector can also be used. Furthermore, as mentioned above, the optical drive device of the present invention 11 can be connected to an external personal computer device by a USB/IEEE interface connector such as USB1.1/2.0/IEEE 1394; a card reader 6 is connected to the microprocessor 3 for reading/writing the code The video/audio/photo signal and the digital signal from the microprocessor 3; a display controller 7, connected to the microprocessor 3, used to control the display of the display; a status display 8, used to display the card reader The operating status of device and optical drive device 11 and computer motherboard BIOS, for example, this status display 8 can be VFD (vacuum fluorescent display) or LCD (liquid crystal display); a power amplifier 9 is connected to this video/audio encoding/decoding device 2. An audio signal used for power amplification input and decoding output; and a The loudspeaker 10 is connected to the power amplifier 9 for outputting the audio signal amplified by the power.

As mentioned above, the connection interface of the optical drive device 11 can be an ATAPI-IDE interface or a serial ATA interface, or a SCCI interface, and can automatically detect whether the cable is inserted, and the optical drive device 11 can be set to automatically connect or connect after the cable is inserted. Manually connect to the personal computer, and the optical drive device 11 contains USB1.1/2.0 and IEEE 1394 controllers (not shown), and has a cable insertion detection function, the optical drive device 11 can be set to automatically connect after the cable is inserted Or manually connect to a computer or other device. Therefore, since the optical drive 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 interface, it can be used in desktop (Desktop) PC, Notebook (Notebook) PC, desktop (Tablet) PC and other personal computers.

FIG. 2 shows a circuit structure of a power-on detector 30 according to an embodiment of the present invention. Wherein the power on detector 30 is roughly combined with the microprocessor and connected to the power supply of the external personal computer (PC), so as to detect whether the operating voltage of the personal computer (PC) exists, and be connected to the personal computer (PC) ATAPI-IDE/SCSI interface to detect whether HRST (host computer reset signal) exists. When either of the two exists, it means that the personal computer (PC) is turned on, and when neither of them exists , which means that the personal computer (PC) is not turned on. When the personal computer (PC) detects that it has been turned on (ON) through the power-on detector 30, the power-on detector 30 promptly sends a detection signal to the microprocessor 3, so that the opening (ON)/ off (OFF).

Fig. 3A, Fig. 3B and Fig. 3C, depict the schematic diagrams of the coupling device according to the preferred embodiment of the present invention. In Fig. 3A, an embodiment of the connecting device of an audio-visual multimedia multifunctional optical drive device is shown, wherein the optical drive device is equipped with a CD drive (CD), a digital photo player (Picture Viewer), a digital video disc player (DVD), a digital video recorder (DVR), FM radio (FM) and the function of MP3 music disc player are integrated in this optical drive device, and this connection device has a power supply (POWER) connector 38, an optical drive device analog audio output connector 35 and a SPDIF The output connector 36, the connection device is characterized by a control connector 37, the control connector 37 has a control bus and an output/input bus, thereby increasing the expandability of the optical drive device.

In Fig. 3 A, shown is an embodiment of an optical drive device connection board connected to such as a personal computer mainframe, with a power supply (POWER) connector 38, an optical drive device analog audio output on the left side of the connection board Connector 35 and a SPDIF output connector 36, and a control connector 37, this control connector has a control bus and an output/input bus (not shown); on the right side of the connection board, there are backplane input 31, Back panel output 32 , FM antenna 33 and 12 volt DC input port 34 . The central part of FIG. 3A is a cross-sectional view of the connection device of the optical drive device, and the far left and right sides of FIG. 3A show the front view of the carrier and the connector of the connection device.

In Fig. 3B and Fig. 3C, another embodiment of the connecting device of Fig. 3A is shown, wherein, in Fig. 3B, a standard configuration carrier frame symmetrical to Fig. 3A carrier frame is shown, and the same component symbols indicate the same components, And correspondingly in Fig. 3C, the optional configuration of the carrier is shown, which may include: video signal input (S-Video Input) interface, video signal input (S-Video Output) interface, video signal input (Component Video Input " Y+Pb+Pr") interface, video signal output (Component Video Output "Y+Pb+Pr") interface, monitor signal input (Monitor Signal Input) interface, monitor signal output (Monitor Signal Output) interface, USB1.1/2.0 Connector interface, IEEE1394 connector interface.

In addition, this optical drive device 11 is also integrated into the optical drive device with the functions of complicated mini-audio, digital photo player and digital audio-visual player/recorder in addition to the original optical storage device function, so that computer users can not only enjoy In addition to the proper functions and performances of optical storage devices, you can enjoy the fun of listening to audio, watching digital photos and playing/recording laser discs. There is no need to add a set of stereos, a set of DVD-Player and a set of DVR to take up space. In other words, the optical drive device can be used as a mini stereo, a digital photo player, a DVD-Player and a DVR. When the optical drive device is connected to a computer, it is also a high-performance optical storage device. After the computer is turned on, the optical drive device automatically becomes such as a 16X DVD-ROM, which can support VCD and DVD playback formats, greatly improving the added value of the optical storage device (that is, the optical drive). Further, the audio system/digital photo player/digital video recorder of the optical drive device is an independent device, which can be operated and used like a general household appliance without being controlled by a computer interface. It can listen to CD, MP3 and FM, and can watch digital Photos and digital audio and video, can store photo files, can record digital audio and video, do not need to use the resources of the computer motherboard or CPU (that is, the computer does not need to be turned on), and truly achieve a CD-ROM drive (CD), digital photo player (Picture Viewer), digital video disc player (DVD), digital video recorder, FM radio (FM), and MP3 music disc player in one audio-visual multimedia multi-functional effect.

The above content is only a preferred embodiment of the present invention, and is not intended to limit the implementation scope of the present invention. For example, the optical drive (CD) mentioned above can be the well-known compact disk drive (compactdisk drive), also includes CD-DA (CD Digital Audio), VCD (Video CD), and SVCD (SuperVCD), and the digital video disc player (DVD) refers to DVD-Video, while digital video recorder refers to DigitalVideo Recorder. In addition, the IEEE1394 interface can also include standard types such as IEEE1394a and IEEE1394b, which are used for transmission rates of 400 Mbit/s and 800 Mbit/s respectively. Therefore, all simple and equivalent changes and amendments made according to the main idea and design idea of the present invention shall fall within the scope of protection of the claims of the present invention.

Claims (12)

1. An audio-visual multimedia multifunctional optical drive device, possessing the functions of optical drive, digital photo player, digital video disc player, digital audio-video video recorder, FM radio and MP3 music disc player, integrated in this audio-visual multimedia multifunctional optical drive device, This audio-visual multimedia multifunctional optical drive device is arranged in a personal computer or is set independently, it is characterized in that, this audio-visual multimedia multifunctional optical drive device comprises: A video/audio input/output selector connected to an external device for input/output video/audio signals; A video/audio encoder/decoder, for encoding the input video/audio signal for storage, and for decoding the stored video/audio signal, through the video/audio input/output selector, output to the external device; A microprocessor is used to control the operation of the audio-visual multimedia multi-functional optical drive device according to the operation keys and pre-stored instructions from the audio-visual multimedia multi-functional optical drive device. The operation of the audio-visual multimedia multi-functional optical drive device includes a personal computer motherboard BIOS Data reading/writing; an optical storage device for reading/writing the encoded video/audio signal and data signal from the microprocessor through a first bus switch; A card reader for reading/writing the coded video/audio signal and the data signal from the microprocessor through a bus connected to the microprocessor; A display controller, connected to the microprocessor, is used to control the display of the status display; A status display, used to display the operating status of the personal computer/audio-video multimedia multifunctional optical drive device; A power amplifier connected to the video/audio encoder/decoder for power amplifying the audio signal input to the video/audio encoder/decoder and the audio signal decoded and output by the video/audio encoder/decoder ;as well as A loudspeaker, connected to the power amplifier, for outputting the audio signal amplified by the power; A connection device, the connection device includes a power connector, an optical drive device analog audio output connector and a SPDIF output connector, the connection device includes a control connector, the control connector has a control bus and an output / input bus , to increase the expandability of the audio-visual multimedia multifunctional optical drive device; A power on detector is connected to the power supply in the personal computer and a second bus switch, wherein when the personal computer is turned off, the microprocessor controls the second bus switch to disconnect the personal computer from the audio-visual multimedia A standard interface between multi-function optical drive devices, and the microprocessor works independently to perform operations without the operating system of the personal computer; and once the power-on detector detects the supply voltage of the power supply, it determines that the personal The computer is turned on, the microprocessor is used to control the second bus switch to connect the standard interface between the personal computer and the audio-video multimedia multifunctional optical drive device, and the personal computer is used to perform the operations of these functions. 2. The multifunctional audio-visual multimedia optical drive device according to claim 1, wherein the multifunctional audio-visual multimedia optical drive device is portable. 3. The audio-visual multimedia multifunctional optical drive device according to claim 1, wherein the audio-visual multimedia multifunctional optical drive device is built into the personal computer or externally connected to the personal computer. 4. The audio-visual multimedia multifunctional optical drive device according to claim 1, wherein the external device includes a device for supplying video/audio signals and/or a TV set, a projector or a personal computer display device for playing video/audio signals . 5. The audio-video multimedia multifunctional optical drive device according to claim 1, wherein the optical storage device includes CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R, DVD-RW, DVD +R, DVD+RW or DVD-RAM jukebox server. 6. The audio-video multimedia multifunctional optical drive device according to claim 1, wherein the status display is any one of a vacuum fluorescent display and a liquid crystal display. 7. The audio-video multimedia multifunctional optical drive device according to claim 1, wherein the status display is for displaying mode selection, adjustment control and status indication of the functions. 8. The audio-video multimedia multifunctional optical drive device according to claim 1, wherein the personal computer is any one of a desktop personal computer, a notebook personal computer and a tablet personal computer. 9. The audio-video multimedia multifunctional optical drive device according to claim 3, wherein the personal computer is any one of a desktop personal computer, a notebook personal computer and a tablet personal computer. 10. The audio-visual multimedia multifunctional optical drive device according to claim 1, wherein the standard interface is USB 1.1/2.0 and IEEE 1394 standard interface connected internally or externally to the personal computer, and ATAPI-IDE, serial ATA or any of SCSI. 11. The multifunctional audio-visual multimedia optical drive device according to claim 1, wherein the power supply of the multifunctional audio-visual multimedia optical drive device is either DC or AC power supply. 12. An audio-visual multimedia multi-functional optical drive device, which has the functions of optical drive, digital photo player, digital video disc player, digital audio-video video recorder, FM radio and MP3 music CD player, integrated in the audio-visual multimedia multi-functional optical drive device, This audio-visual multimedia multifunctional optical drive device is arranged in a personal computer or is set independently, it is characterized in that, this audio-visual multimedia multifunctional optical drive device comprises: A video/audio input/output selector connected to an external device for input/output video/audio signals; A video/audio encoder/decoder, for encoding the input video/audio signal for storage, and for decoding the stored video/audio signal, through the video/audio input/output selector, output to the external device; A microprocessor is used to control the operation of the audio-visual multimedia multi-functional optical drive device according to the operation keys and pre-stored instructions from the audio-visual multimedia multi-functional optical drive device. The operation of the audio-visual multimedia multi-functional optical drive device includes a personal computer motherboard BIOS Data reading/writing; an optical storage device for reading/writing the encoded video/audio signal and data signal from the microprocessor through a first bus switch; A card reader for reading/writing the coded video/audio signal and the data signal from the microprocessor through a bus connected to the microprocessor; A display controller, connected to the microprocessor, is used to control the display of the status display; A status display, used to display the operating status of the personal computer/audio-video multimedia multifunctional optical drive device; A power amplifier connected to the video/audio encoder/decoder for power amplifying the audio signal input to the video/audio encoder/decoder and the audio signal decoded and output by the video/audio encoder/decoder ;as well as A loudspeaker, connected to the power amplifier, for outputting the audio signal amplified by the power; A connection device, the connection device includes a power connector, an optical drive device analog audio output connector and a SPDIF output connector, the connection device includes a control connector, the control connector has a control bus and an output / input bus , to increase the expandability of the audio-visual multimedia multifunctional optical drive device; A power on detector, connected to the power supply in the personal computer and a second bus switch, wherein when the personal computer is shut down, the microprocessor controls the second bus switch to disconnect the personal computer from the audio-visual multimedia a standard interface between multifunctional optical drive units, the microprocessor operating independently of the personal computer's operating system to perform operations; And once the power-on detector detects the host computer reset signal of the ATAPI-IDE/SCSI interface of the personal computer, it is judged that the personal computer is turned on, and the second bus switch is controlled by the microprocessor to connect the personal computer The standard interface with the audio-visual multimedia multifunctional optical drive device and the operation of executing these functions by the personal computer.

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