WO2004105385A1 - Appareil multimedia pour connexion reseau et memoire auxiliaire - Google Patents

Appareil multimedia pour connexion reseau et memoire auxiliaire Download PDF

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Publication number
WO2004105385A1
WO2004105385A1 PCT/CN2004/000190 CN2004000190W WO2004105385A1 WO 2004105385 A1 WO2004105385 A1 WO 2004105385A1 CN 2004000190 W CN2004000190 W CN 2004000190W WO 2004105385 A1 WO2004105385 A1 WO 2004105385A1
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WO
WIPO (PCT)
Prior art keywords
module
audio
multimedia device
controller module
video
Prior art date
Application number
PCT/CN2004/000190
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English (en)
Chinese (zh)
Inventor
Guoshun Deng
Xiaohua Cheng
Feng Xiang
Original Assignee
Netac Technology Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Netac Technology Co., Ltd. filed Critical Netac Technology Co., Ltd.
Publication of WO2004105385A1 publication Critical patent/WO2004105385A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals

Definitions

  • Multimedia device for realizing connection network and large-capacity storage
  • the present invention relates to the field of multimedia, and in particular to a multimedia device, which can be used for multimedia information processing, network connection, and large-capacity storage of data, and can also communicate with external devices through various interfaces.
  • a multimedia device which can be used for multimedia information processing, network connection, and large-capacity storage of data, and can also communicate with external devices through various interfaces.
  • Digital information in digital video cameras, digital cameras, digital voice recorders, mobile phones with camera lenses, mobile storage, and other personal digital data processing equipment and personal data processing equipment must be processed and printed out through a personal computer.
  • the transmission of digital information from the above-mentioned digital device or its memory card to a personal computer through a suitable computer interface or card reader requires considerable professional knowledge and complex operations, which is difficult for ordinary users to grasp and accept.
  • an object of the present invention is to provide a multimedia device capable of connecting to a network and capable of large-capacity storage, which can be used for multimedia information processing, large-capacity storage connected to a network, and data, and can also pass multiple interfaces Perform information exchange with external equipment.
  • the present invention provides a multimedia device, including a controller module, which controls and coordinates the work between the various modules of the multimedia device to perform data processing and information exchange; a user interface module, which is configured to accept user instructions and The received user instruction is transmitted to the controller module; the storage module is electrically connected with the controller module and stores data under the control of the controller module; the network interface module can realize the connection with the external network, And realize data exchange with an external network according to the control of the controller module; an audio audio output module outputs audio and video signals according to the instructions of the controller module; and a television signal receiving module for receiving television signals, and according to the controller module Control to control the broadcast of TV programs.
  • a controller module which controls and coordinates the work between the various modules of the multimedia device to perform data processing and information exchange
  • a user interface module which is configured to accept user instructions and The received user instruction is transmitted to the controller module
  • the storage module is electrically connected with the controller module and stores data under the control of the controller module
  • the network interface module can realize the connection with the external network, And
  • the multimedia device of the present invention further includes a digital interface module and / or an analog interface module, which are used to implement connection with one or more external devices and realize information exchange with the external devices under the control of the controller module. It may further include a camera module and a voice communication unit.
  • the controller module further includes an audio and video processing module, configured to perform format conversion processing on digital and analog audio and video signals according to the instructions of the controller module, and the audio and video processing module can physically It is integrated with the controller module and can also be set independently.
  • the audio-video output module of the present invention may further include an audio-video processing module for performing format conversion processing on digital and analog audio and video signals according to the instructions of the controller module.
  • the audio-video processing module is physically compatible with audio
  • the video output module is integrated as a whole, and can also be set independently.
  • the multimedia device provided by the present invention can realize the TV function by receiving and playing TV signals; the network function can be realized by connecting to the network; or the camera module of the device of the present invention can be used to realize remote monitoring, video network telephone, network conference, video communication, Applications such as online games; can also be used for large-capacity non-volatile storage of data information that needs to be saved according to the user's instructions; and through various interfaces provided by the device of the present invention, information can be exchanged, stored, browsed, Display, conversion, and data processing.
  • the multimedia device of the present invention supports processing of files in multiple formats, including image, video, audio, text, and executable file formats. BRIEF DESCRIPTION OF THE DRAWINGS
  • FIG. 1 is a schematic block diagram of a multimedia device according to the present invention
  • FIG. 2 is a schematic diagram of using the preferred embodiment of the present invention
  • FIG. 3 is a working flowchart of the preferred embodiment of the present invention. detailed description
  • a schematic block diagram of a multimedia device 100 including a controller module 1, a user interface module 2, a storage module 3, a network interface module 4, an audio video processing module 7, an audio video output module 8, and a television.
  • the user interface module 2 of the multimedia device 100 of the present invention receives a user operation instruction and transmits the accepted user instruction to the controller module 1.
  • the user interface module 2 may be an operation panel, a keyboard, keys, and / or a joystick of the multimedia device 100, or a touch screen, a tablet, a remote control, a mouse, and / or a trackball, or a voice input device. .
  • the storage module 3 of the multimedia device 100 is used for large-capacity non-volatile storage of data.
  • the storage medium used by the storage module 3 may be flash memory (Flash Memory), RAM, SDRAM, DRAM. EPPROM, static random access memory (SRAM), ferromagnetic random access memory / ferroelectric memory (FRAM), magnetic resistance Type random access memory (MRAM), ultra-high density memory chip (MILLIPEDE), and can also be hard disk, VCD, DVD. MD, DVD + RW, DVD-RW and / or cassette video recorder (VCR).
  • the storage module 3 After receiving the storage instruction and data from the controller module 1, the storage module 3 performs data storage, modification, and deletion operations according to the instruction.
  • the audio-video output module 8 of the device 100 of the present invention is used to output video and / or audio signals to a user.
  • the video output terminal used for video output may be a CRT, LCD, television, projector, or electric Color-changing display (ECD), electrophoretic display (EPID), light-emitting plasma display (PDP), field display (FED), electroluminescent display (ELD), light-emitting diode display (LED), polymer or polymer light A display (LEP), a vacuum fluorescent display (VFD), and / or an organic light emitting display (OLED), and the audio output end used for audio output may be headphones, speakers, a stereo and / or a buzzer.
  • ECD Color-changing display
  • EPID electrophoretic display
  • PDP light-emitting plasma display
  • FED field display
  • ELD electroluminescent display
  • LED light-emitting diode display
  • LEP liquid crystal display
  • VFD vacuum fluorescent display
  • OLED organic light emitting display
  • the audio-video processing module 7 of the device 100 of the present invention is used for converting and transmitting digital and analog video and audio signals to the audio-video output module 8.
  • the audio and video processing module 7 receives the instructions and data sent by the controller module 1, selects a signal output format according to the type of the audio and video output module 8, converts the audio and video data to be output into corresponding formats, and transmits the audio and video output modules 8. If the display or audio output of the audio and video output module 8 needs to convert digital signals to analog signals, the audio and video processing module 7 should include a digital-to-analog converter.
  • the digital-to-analog converter is used to convert the digital signals to be output from the controller module 1 Converted to analog signal.
  • the audio-video processing module 7 can also acquire audio-video signals according to instructions issued by the controller module 1. For example, if a user requests to record a television program or a specified audio or video signal of a certain channel during a certain period, the controller module 1 will send an instruction to the audio-video processing module 7 according to the user's instruction, and the audio-video processing module 7 intercepts the specified audio or video signal. According to the type of the storage medium designated to store the signal, the obtained video / audio signal is converted into an appropriate format and sent to the controller module 1, and the controller module 1 is sent to the designated storage medium for storage. If the intercepted audio and video signals are analog signals, the audio and video processing module 7 further includes an analog-to-digital converter, and the analog-to-digital converter is used to convert the analog signals into digital signals.
  • the digital-to-analog converter and the analog-to-digital converter may be physically separate or integrated.
  • the audio and video processing module 7 and the controller module 1 of the multimedia device 100 of the present invention may be physically separate or integrated.
  • the television signal receiving module 9 of the device 100 of the present invention is used to receive television signals and perform television program playback control.
  • the television signal receiving module 9 receives the television signal according to the instructions of the controller module 1 and sends the signal to the controller module 1 for processing after operations such as decoding.
  • the controller module 1 sends the received television signal to the audio and video processing module 7
  • the audio-video processing module 7 converts the signals into signals suitable for output by the audio-video output module 8.
  • the device 100 of the present invention further includes a network interface module 4 for connecting and data exchange with an external network.
  • the network interface module 4 may be a wired communication interface or a wireless communication interface, and has corresponding interface protocols and network protocols.
  • the wired communication interface includes but is not limited to 10/100 / 1G / 10GBASE-T, 100BASE-T4, and a connection unit interface ( AUI), POWERLINE COMMUNICATION, ADSL, VDSL, xDSL, and / or ISDN; the wireless communication interface may include a GPRS interface, a CDMA interface, GSM, 2.75G, and / or a 3G interface.
  • the multimedia device 100 of the present invention further includes a network connection adapter for configuring an interface of the network interface module 4 and exchanging information; the adapter can be implemented by hardware, and the hardware circuit is electrically connected to the controller module 1 and the network interface module 4, respectively. It can be realized by the controller module 1 through software. After receiving the instruction from the controller module 1, the network interface module 4 establishes a network connection, returns the connection information to the controller module 1, and performs data exchange according to the instruction from the controller module 1.
  • the multimedia device 100 may further include a voice communication unit 12 for a user to make a call.
  • the voice communication unit 12 is preferably separated from the multimedia device 100 for the convenience of users.
  • the voice communication unit 12 and the controller module 1 may be connected in a wired or wireless manner.
  • the connection manner is, for example, transmission of voice (VOIP) and / or session initiation protocol (SIP) through an IP network.
  • VOIP voice
  • SIP session initiation protocol
  • the voice communication unit 12 Through the voice communication unit 12, the user can make an Internet call just like an ordinary fixed telephone.
  • the user sends a call signal through the voice communication unit 12, and the signal is transmitted to the controller module 1.
  • the controller module 1 sends a call instruction to the network interface module 4 according to the call signal, and the network interface module 4 Executing the instruction, sending connection information, establishing a network connection according to a predetermined network protocol, and exchanging voice data.
  • the multimedia device 100 of the present invention may further include a camera function module 10, and the camera module 10 includes one or more camera lenses for capturing external images and acquiring external dynamic video images (and audio signals) in real time. In combination with this camera module 10, applications such as network conferences, remote monitoring video communications, and videophones can be performed.
  • Each camera lens of the camera module 10 may be integrated in the multimedia device 100, or may be separated from the multimedia device 100, and exchange information with the multimedia device 100 through a cable or a wireless data transmission method.
  • the multimedia device 100 of the present invention may further include a digital interface module 5 for establishing a connection with an external device and exchanging information.
  • the interfaces used by the digital interface module 5 include, but are not limited to, CF, SM, MMC, SD, MS, MD, XD, PCMCIA interfaces, and may also include USB, IEEE 1394 Serial ATA, IDE / SCSI and HiperLAN, Bluetooth, IrDA infrared, HomeRF, IEEE802.1 lx, IEEE802.11 a, 802.1 lb, 802.1 ld, 802.1 Lg, 802.15, 802.16, 802.3, RS232, RS485, USB—OTG, ultra-wideband wireless communication technology (UWB), universal input and output ( GPIO) and / or universal asynchronous transceiver (UART) interfaces, which may also include one or more of GSM, GPRS, CDMA, 2.75G, 3G interfaces, and parallel interfaces, and also include one or more of the above
  • the external device may be an output device such as a printer, a digital photo printer, a digital printer, a plotter, a projector, a display, a speaker, and / or a digital audio, or may be a scanner, a mouse, a keyboard, and a gamepad.
  • Such input devices may also be data processing systems such as personal computers, notebook computers, PDAs, personal digital assistants (PDAs), and / or digital photo albums, or digital cameras, digital video cameras, digital voice recorders, mobile phones, storage Devices such as removable storage discs and / or CF cards, storage media drives such as optical drives, floppy drives, card readers and other digital devices.
  • the digital interface module 5 can identify the type of the connected external device and the type of the interface, report the device access situation to the controller module 1, and the controller module 1 issues an operation instruction. According to the instruction, the digital interface module 5 communicates with the external device, Configure and establish a connection relationship. When data exchange is required with an external device, the controller module 1 issues operation instructions and data, and the digital interface module 5 performs data operations with the external device in accordance with the instructions.
  • the multimedia device 100 of the present invention may further include an analog interface module 6 for connecting and exchanging information with an external device.
  • the analog interfaces used by the analog interface module 6 include, but are not limited to, standard audio interfaces, AUDIO interfaces, standard video interfaces, VIDEO interfaces, and S-terminal interfaces.
  • External devices include, but are not limited to, VCD, SVCD or DVD players and recorders, cameras, microphones, Headphones, speakers, speakers and / or buzzer.
  • the analog interface module 6 can identify the type of the connected external device and the type of the interface, report the device access to the controller module 1, and the controller module ⁇ issues an operation instruction. According to the instruction, the analog interface module 6 detects the external device.
  • the controller module 1 sends an operation instruction and a signal, and the analog interface module 6 performs a signal exchange operation with the external device according to the instruction.
  • the external device connected to the analog interface module 6 may also be a closed-circuit monitoring system.
  • the analog interface module 6 establishes a connection with the closed-circuit monitoring system, and then realizes closed-circuit monitoring by receiving a video signal.
  • the multimedia device 100 may further include a power supply module 11.
  • the power supply module 11 may include a voltage adaptation circuit and / or a built-in power supply.
  • a power control switch is provided to realize the switching control of the power supply or to switch the type of power supply.
  • the built-in power source includes, but is not limited to, a photovoltaic cell, a primary battery, and / or a rechargeable battery.
  • the power module 11 may further be provided with a conversion circuit to charge the built-in rechargeable battery.
  • the device of the present invention can be powered by its own power supply, or it can be powered by an external power supply and converted by a power supply.
  • the controller module 1 of the multimedia device 100 is the core control mechanism of the entire device, and is used for controlling and coordinating the work of each module according to the instructions transmitted by the user interface module 2 to achieve the implementation of each module of the multimedia device 100 and the multimedia device. Data exchange and processing between 100 and external equipment.
  • the controller module 1 may be integrated with a microprocessor (MCU), an audio and video processing module 7, a RAM, a ROM, and the like.
  • the controller module 1 is composed of one or more chips according to functional requirements.
  • the processing module 7, the RAM and the ROM may exist separately, or may be integrated in one chip.
  • the multimedia device 100 of the present invention includes fixed software, and the software includes multiple information organization formats for the controller module 1 to call to read, identify, edit, and convert the information.
  • the firmware can be stored in the controller module 1 or the storage module 3, which can be upgraded.
  • the multimedia device 100 of the present invention further includes at least one file system.
  • the file system includes, but is not limited to, FAT12, FAT16, FAT32, NTFS, UNIX operating system file system, LINUX operating system file system, and / or MAC OS file system. .
  • the audio and video output includes a video output terminal 801 and an audio output terminal 802.
  • the video output terminal is a liquid crystal display
  • the audio output terminal uses a set of speakers.
  • the digital interface 50 includes a CF card interface, a USB interface and a standard printer interface, and can be externally connected to a CF card 501, a laptop computer 502, and a printer 503.
  • the analog interface 60 includes an audio output interface for connecting with a microphone 601.
  • the user interface 20 is externally connected with a remote controller 201, which can display an interactive menu in combination with the screen, which is convenient for a user to issue an instruction.
  • a mouse, keyboard, etc. can be connected externally through the digital interface 50 as a user instruction input device.
  • the voice communication unit 12 of the multimedia device 100 is shown in this embodiment as a telephone 121 and the controller module 1 of the multimedia device 100 are wirelessly connected;
  • the camera lens 101 is an embodiment of the camera function module 10 of the multimedia device 100, and its fixing On the multimedia device 100;
  • the network interface 40 is connected to the external network 401 through the ADSL method; the user's mobile phone 402 can communicate with the multimedia device 100 through the external network 401.
  • the adopted power supply mode is to supply power through an external power source for power conversion.
  • the storage module 3 uses a flash storage medium and a memory group composed of a plurality of large-capacity flash memory chips.
  • FIG. 3 shows a working flowchart of the preferred embodiment of FIG. 2.
  • the corresponding interface module recognizes the interface type and reports the controller module 1, and the controller module 1 issues a connection instruction.
  • the interface module detects the external device, connects with the external device, and according to its equipment Model, configure and initialize external devices. After the initial operation is completed, it enters the standby state and waits for the user to issue an operation instruction.
  • the external remote controller 201 of the user interface module 2 sends the operation information to the controller module 1.
  • the controller module 1 interprets the operation information, forms a user instruction, determines the content of the user instruction, and performs specific operations accordingly.
  • User instructions include the following types: play TV programs and regular program playback controls, open, browse, edit, store or print specified files, browse web pages, make video calls, conduct web conferences, go online and exchange files over the network, video communications, recording Audio and video signals, remote monitoring, exit, etc.
  • the controller module 1 when a user instruction requires a television program to be played, the controller module 1 sends a corresponding operation instruction to the television signal receiving module 9 according to the instruction content.
  • the television signal receiving module 9 transmits the received television signal to the controller module 1 and sends it to the audio and video processing module 7 after processing.
  • the audio and video processing module 7 calls a digital-to-analog converter to convert the television program information into an analog signal suitable for the LCD display and the Laba output according to the type of the external display and sound generating device, and transmits it to the video output terminal 801 and the audio output terminal. 802 for user output.
  • the TV broadcast program is exited and the standby state is returned.
  • a user instruction requires reading and displaying a specified file, for example, reading and displaying a file in the CF card 501.
  • the CF card interface in the digital interface module 5 sends a data read instruction to the external CF card 501, and the obtained file information is sent to the controller module 1, and the controller module 1 calls the information organization format curing software to the file information.
  • the identification organization is performed, and the result is processed by the audio and video processing module 7 and then sent to the audio and video output module 8 for output by the video output terminal 801 and the audio output terminal 802.
  • the file specified by the user to be opened is a digital image, video, audio or text file
  • the user can be supported to edit the file; if the specified file is an executable file or a program file, the Run the file and output the running result, waiting for further operation by the user. If the specified file type is unrecognizable or the file information is invalid, which causes the reading process to fail, an error message is output to the user. After the output is completed, it returns to the standby state.
  • the controller module 1 edits and modifies the specified file according to the user instruction and data, and the edited result is transmitted to the audio and video output module 8 for output, and simultaneously sent to RAM or ROM for temporary storage . If the user requires the specified file to be stored in the specified address or the storage module 3 of the multimedia device 100, the controller module 1 calls out the data in the buffer, converts it to the information organization format applicable to the specified storage medium, and sends it to the specified address or storage Module 3. After the editing operation is completed, it returns to the standby state.
  • the controller module 1 If the user instruction is to print out the specified file, the controller module 1 to the digital interface module
  • the digital interface module 5 issues a print instruction and data to be printed, and the digital interface module 5 instructs the external printer 503 to perform a print task according to the print instruction. If the printing is completed or printing is interrupted due to an error or the like, the corresponding information is output and processed by the controller module 1 The video output terminal 801 and audio output terminal 802 of the audio video output module 8 then output to the user. After the print operation is completed, it returns to the standby state.
  • the network interface module 4 sends a call signal to the external network 401 according to the user instruction and the call information. After receiving the answer signal, the call is determined to be successful or failed according to the answer signal. Corresponding error information is output; if the call is successful, the call success information is output, and the controller module 1 instructs the camera function module 10, the user interface module 2, the audio video output module 8, the audio video processing module 7, and the voice communication unit 202 to work, and starts For communication.
  • the user's voice signal received by the voice communication unit 202 and the video signal obtained by the camera lens 101 of the camera function module 10 will be transmitted to the controller module 1 for conversion processing, and then sent by the network interface module 4 to the external network 401;
  • the audio and video signals from the external network 401 are forwarded by the network interface module 4 to the controller module 1.
  • the video signals are output through the video output terminal 801 of the audio video output module 8.
  • the signal is output to the user via the earpiece of the voice communication unit 202. Until the user issues an instruction to end the call, it exits the call program and returns to the standby state.
  • the network interface module 4 sends a call signal to the external network 401 according to the user instruction and invitation information for other parties to participate in the conference. After receiving response signals from all the invitees, according to the response signals, Determine the success or failure of the call, and output a corresponding error message to the user if the call fails; if the call is successful, output the call success information, and finally determine how many parties participate in the conference.
  • the controller module 1 instructs the camera function module 10, the user interface module 2, the audio and video output module 8, the audio and video processing module 7, and the analog interface module 6 to work, and starts a conference.
  • the analog interface module 6 receives the user audio signal collected by the microphone 601 and the video signal obtained by the camera lens 101, and transmits it to the controller module 1, which performs conversion processing, and then sends it to the external network 401 by the network interface module 4. External network The audio and video signals from 401 are connected by the network The port module 4 forwards it to the controller module 1. After processing and conversion by the audio video processing module 7, the video signal is output through the video output terminal 801 of the audio video output module 8 and the audio signal is output through the audio output terminal 802 of the audio video output module 8. Output to the user. Until the user issues an instruction to end the conference, it exits the network conference program and returns to the standby state.
  • the user interface module 2 receives the user's instruction, it transmits the instruction to the controller Module 1, which is interpreted and executed, and instructs the audio-video processing module 7 to intercept and process the specified part of the audio and video signals according to the instruction requirements, and feeds it back to the controller module 1, which is converted into an appropriate according to the storage medium of the specified address
  • the format is stored in the specified address; if the user designates the storage in the storage module 3, the audio and video data are sent to the storage module 3. After ending the recording process or interrupting the recording according to a user instruction, exit the recording program and return to the standby state.
  • the network interface module 4 forwards the instruction to the controller module 1, and the controller module 1 sends the instruction to the network interface module 4.
  • a user sends an instruction to the multimedia device 100 of the present invention to perform remote monitoring through a remote computer, audio and / or audio information can be acquired and transmitted according to the user's needs.
  • the user can adjust the shooting angle, height, etc. of the camera lens 101 by sending instructions through a remote machine to obtain images, videos and audio information of different perspectives and areas.
  • the camera function module 10 includes multiple camera lenses, which are distributed in different spaces, and respectively record different regions to generate multiple sets of monitoring information, the user can send instructions through a remote machine to select certain regions to obtain these regions. Monitoring information within the switch, and can switch between multiple sets of monitoring information.
  • controller module 1 If the user issues other instructions, the controller module 1 will According to the data, other function modules are called for corresponding operations. After the operation is completed, it returns to the standby state.
  • controller module 1 will end the operation according to the content of the instruction, save the information, and exit the program.

Abstract

La présente invention concerne un appareil multimédia comprenant un module de commande permettant de commander et de régler les fonctions des modules respectifs dans l'appareil multimédia afin d'effectuer le traitement des données et l'échange d'information ; un module d'interface utilisateur (2) permettant de recevoir une instruction utilisateur et de la transmettre au module de commande (1) ; un module de mémorisation (30) permettant de mémoriser des données sous le contrôle du module de commande (1) ; un module d'interface réseau (4) permettant d'établir une connexion externe au réseau, et d'échanger des données avec le réseau externe sous le contrôle du module de commande (1) ; un module de sortie audio et vidéo (8) permettant de sortir un signal audio et vidéo ; et un module récepteur de signal télévision (9) permettant de recevoir un signal télévision et de commander la reproduction du programme télévisé au moyen du module de commande (1). L'appareil de cette invention trouve une application dans le traitement d'information multimédia, la connexion réseau, la mémoire auxiliaire de données, ainsi que la communication et l'échange d'information avec des périphériques au moyen de différentes interfaces.
PCT/CN2004/000190 2003-05-09 2004-03-09 Appareil multimedia pour connexion reseau et memoire auxiliaire WO2004105385A1 (fr)

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CN 03125105 CN1549545B (zh) 2003-05-09 2003-05-09 一种实现连接网络及大容量存储的多媒体装置
CN03125105.6 2003-05-09

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