WO2006016522A1 - データ処理システム - Google Patents
データ処理システム Download PDFInfo
- Publication number
- WO2006016522A1 WO2006016522A1 PCT/JP2005/014358 JP2005014358W WO2006016522A1 WO 2006016522 A1 WO2006016522 A1 WO 2006016522A1 JP 2005014358 W JP2005014358 W JP 2005014358W WO 2006016522 A1 WO2006016522 A1 WO 2006016522A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- data
- information
- information acquisition
- data processing
- command
- Prior art date
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
Definitions
- the present invention relates to a data processing system including a data processing device that processes digital data and an external device that acquires processing information indicating the processing status of the data processing device, and a control method thereof.
- a broadcast program is recorded as data on a built-in hard disk drive device as a storage device for 24 hours. Any program can be selected from the displayed programs and viewed.
- the program data recorded in the built-in hard disk drive can be selectively copied (copied) or moved to a recording medium such as DVD according to the input operation by the user.
- the communication interface between the external device and the recording / playback device is standard, for example, I There was an EEE 1 3 9 4 AVZC standard (audio 'video' control standard), and processing information had to be transmitted in accordance with that standard.
- EEE 1 3 9 4 AVZC standard audio 'video' control standard
- processing information had to be transmitted in accordance with that standard.
- This problem is not limited to the recording / reproducing apparatus, and the same applies to the case where the external device acquires the processing information from the data processing apparatus that processes digital data such as computer data.
- the problem to be solved by the present invention includes the above-mentioned problem as an example, and the communication interface standard between the data processing device and the external device when the processing information of the data processing device is acquired by the external device. It is an object of the present invention to provide a data processing system and its control method that can reliably perform the information transmission based on the above.
- a data processing system includes a data processing device that processes digital data, and an external device that communicates between the data processing device and acquires processing information about the digital data being processed by the data processing device.
- a data processing system comprising: a first processing unit that transmits an information acquisition control command indicating a request for the processing information to the data processing device when the acquisition request for the processing information is generated; Receiving a notification of acceptance for transmission of the information acquisition control command from the data processing device, and then transmitting second information transmission status command to the data processing device;
- the data processing device receives the information acquisition control command, Accepting sends a notification to the external device, and preparation means for preparing said processing information indicated by the information acquisition controller port Lumpur command, the information acquisition status co
- a determination means for determining whether or not the preparation of the processing information is completed when a command is received, and a response including the processing information when the determination means determines that the preparation of the processing information is completed
- data transmission means for transmitting a notification to the external device.
- the data processing device of the present invention is a data processing device that processes digital data, and transmits an acceptance notification to the external device when an information acquisition control command is received from an external device, and the processing information indicated by the information acquisition control command
- a data transmission means for transmitting a response notification including the processing information to the external device when it is determined that the processing information has been determined.
- the external device of the present invention is an external device that obtains processing information about the digital data processed by the data processing device by communicating with a data processing device that processes digital data,
- a first command transmission means for transmitting an information acquisition control command indicating the request for processing information to the data processing device when a processing information acquisition request is generated; and an acceptance notification for the transmission of the information acquisition control command.
- a second command transmission unit that transmits an information acquisition status command to the data processing device, and after the transmission of the information acquisition status command by the second command transmission unit, a rejection notification or the processing information
- a receiving means for receiving a reply notification including
- the program according to the present invention executes an external control method for obtaining processing information about the digital data processed by the data processing device by communicating with a data processing device for processing digital data.
- Refusal notification or reply containing the processing information It is characterized by comprising a receiving step of receiving knowledge, the.
- a control method for a data processing system according to the present invention comprises: a data processing device that processes digital data; and processing information about the digital data that is processed by the data processing device by communicating with the data processing device.
- a data processing system control method comprising: an external device that acquires a processing information acquisition command that indicates a request for the processing information when the processing information acquisition request occurs.
- the information acquisition control command is received from the data processing device, and then an information acquisition status command is transmitted to the data processing device.
- the information acquisition In the data processing device, the information acquisition When the control command is received, the acceptance notification is sent to the external device.
- Preparing the processing information indicated by the information acquisition control command determining whether or not the preparation of the processing information is completed when the information acquisition status command is received, and determining that the preparation of the processing information is completed
- the processing information A reply notification including the response notification is transmitted to the external device.
- FIG. 1 is a block diagram showing a data processing system to which the present invention is applied.
- FIG. 2 is a block diagram showing the configuration of the DVD recorder in the system of FIG. Fig. 3 shows the title menu of the recorded video displayed on the TV monitor.
- Fig. 4 is a sequence diagram showing the PC control operation.
- FIG. 5 shows the structure of the command.
- Figure 6 shows the PC control screen displayed on the display of the personal computer.
- FIG. 1 shows a data processing system to which the present invention is applied.
- This data processing system includes a DVD recorder 1 and a personal computer 2.
- the DV D recorder 1 and the personal computer 2 are connected to each other by a cable 3 and data communication is possible with an interface of the IEEE 1 394 standard.
- the video output and audio output terminals of the DVD recorder 1 are connected to the TV monitor 4.
- the DVD recorder 1 has a TV tuner 1 1, A / D converter 1 2, encoder 1 3, program information acquisition unit 14, control unit 15, display unit 16, operation unit 1 7, remote controller (Hereinafter referred to as remote control) 18.
- Light receiver 19 HD D (Hard disk drive) device 20, DVD drive device 21, Memory 22, It consists of an interface 2 3, a decoder 2 4, a D ZA converter 2 5, and a title menu creation unit 2 6.
- the TV tuner 1 1 is connected to the antenna input terminal 3 1, and the TV broadcast wave is selectively received through the antenna (not shown) connected thereto under the control of the control unit 15, and the received signal is demodulated. Thus, an analog video signal and audio signal are output.
- the output of TV tuner 1 1 is connected to A / D converter 1 2.
- the A / D converter 1 2 digitizes the analog video and audio signals output from the TV tuner 1 1.
- the A / D converter 12 is connected to the external video and audio input terminals 3 2 and 3 3 and digitizes the analog video and audio signals supplied thereto.
- the output of A / D converter 1 2 is connected to encoder 1 3.
- the encoder 13 converts the digitized video and audio signals supplied from the A / D converter 1 2 directly or from the interface 2 3 via the bus 2 8 into, for example, MPEG format compressed data. To do.
- the program information acquisition unit 14 is connected to the TV tuner 11 and receives program information such as EPG (Electronic Program Guide) contained in the received signal of a specific channel, that is, program information superimposed on the broadcast wave. The extracted program information is managed and output as data.
- EPG Electronic Program Guide
- Encoder 1 3 Program information acquisition unit 1 4, Control unit 1 5, HDD device 2 0, DVD drive device 2 1, Memory 2 2, Interface unit 2 3, Decoder 2 4 and Title menu creation unit 2 6 are common Connected to bus 2-8.
- the encoder 1 3 can supply the compressed data to one of the control unit 15, the HDD device 20, the DVD drive device 2 1, the memory 2 2, the interface unit 2 3 and the decoder 2 4 via the bus 28. it can.
- the control unit 15 is composed of, for example, a microcomputer, and controls the entire DVD recorder 1 according to a predetermined program.
- the control unit 15 and the TV tuner 1 1 are connected by a control line (not shown) so that the reception channel of the TV tuner 11 is controlled by the control unit 15.
- the display unit 1 6, the operation unit 1 7 and the light receiving unit 1 9 are connected to the control unit 15.
- the display unit 16 displays the recording channel playback state including the reception channel of the TV tuner 11, the recording device 20 and the recording time and playback time of the DVD drive device 21.
- the operation unit 6 accepts a user's input operation and supplies a command corresponding to the input operation to the control unit 15.
- the remote control 18 has a plurality of buttons (not shown) to which command contents are assigned in advance. When any button is pressed by the user, the command signal corresponding to the button is transmitted by infrared rays. Be emitted.
- the light receiving unit 19 receives an infrared command signal emitted from the remote controller 18 and supplies the command to the control unit 15.
- the HDD device 20 is a storage device with a rewritable fixed disk (not shown), and the compressed data supplied from the encoder 3 according to the write instruction of the control unit 15 is sent to the internal fixed disk. Write to the address position indicated by.
- the unit of data from the start to the end of writing the compressed data is the unit delimiter, and that is the compressed data file (data fragment).
- the compressed data at the storage location specified by the read instruction is read from the fixed disk and output to the path 28.
- the DVD drive unit 2 1 is a removable storage device, and the control unit 1 5 This is a device that can write compressed data from the encoder 13 or the HDD device 20 to the optical disk 29 in accordance with a write instruction.
- the optical disk 29 for example, DVD-R or DVD-RW is used.
- the DVD drive device 21 can also read the compressed data written on the optical disk 29 in response to a read instruction from the control unit 15.
- the decoder 24 decompresses the compressed data supplied from the encoder 13, the HDD device 20 or the DVD drive device 21 via the path 28 and restores the digital video signal and audio signal.
- the restored digital video signal and audio signal are supplied to the D / A converter 25 or supplied to the control unit 15 via the bus 28.
- the D Z A converter 25 converts digital video signals and audio signals into analog video signals and audio signals, and supplies them to video and audio output terminals 34 and 35.
- a TV monitor 4 and a VCR (video power set recorder) (not shown) are connected to the video and audio output terminals 34 and 3.5.
- the HDD device 20 and the DVD drive device 21 are used by switching. That is, which one of the HDD device 20 and the DVD drive device 21 is given priority during the recording operation and the playback operation depends on the command from the operation unit 1 7 or the remote control 1 9. 5 sets.
- the interface unit 23 is an input / output interface of the I EEE 1 394 standard, and is a circuit that enables data communication between the DVD recorder 1 and a device connected to the DV (digital video) terminal 36.
- a personal computer 2 is connected to the DV terminal 36 as a device via a cable 3.
- the title menu creation unit 26 generates title menu display data according to the content recorded on the fixed disk of the HDD device 20 or the optical disk 29 set in the DVD drive device 21 according to the command of the control unit 15. create.
- the title menu is a list of reproducible titles of videos recorded on the fixed disk of the HDD unit 20 or the DVD drive unit 21 and the optical disk 2 9 set in the list. Included as still images or moving images.
- the title menu display data is supplied as digital video signals to the interface section 23 via the DZA converter 25 or bus 28.
- the D / A converter 25 is a digital output from the title menu generator 26 instead of the digital video signal from the decoder 24 in response to a command via a control line (not shown) from the controller 15. Input a video signal and convert it to analog.
- the title menu creation unit 26 may be formed in the control unit 15.
- the personal computer 2 has a well-known configuration comprising a computer main body 41, a display unit 42, and an operation unit 43, the detailed configuration is omitted.
- the computer main body 4 1 is provided with an input / output interface part (not shown) of the IEEE 1 394 standard, and the cable 3 is connected thereto.
- the video signal and audio signal of the broadcast wave received by the TV tuner 11 or the video signal supplied to the external video and audio input terminals 3 2 and 3 3 and The audio signal is converted into a digital video signal and audio signal by the A / D converter 12.
- the digital video signal and audio signal are compressed by the encoder 13 to become compressed data, and the compressed data is supplied to the HDD device 20 via the bus 28.
- HDD device 20 is controlled
- the compressed data is written in the address position indicated by the writing instruction in the main data recording area of the fixed disk in accordance with the writing instruction of the unit 15.
- management data for the compressed data written is written into the management data recording area of the fixed disk.
- Compressed data is data that is written in units of files in the main data recording area of a fixed disk and compressed video and audio signals for the actual recorded time.
- the management data is written in the management data recording area, the compressed data identification information for each recording, the writing position in the main data recording area, the recording rate, title, recording date and time, recording time, receiving channel (including external input) and Consists of information such as genre.
- the recording rate is selected by the user during recording from the modes Fine, S P, L P and E P. Fine, S P, L P, and E P are shown in order of increasing compression ratio.
- the selection of the recording rate specifies the compression rate when the compressed data is generated by the encoder 13.
- the title and genre may be classified by the user according to the content or genre specified by the input operation on the operation unit, but the contents included in the program information managed by the program information acquisition unit 14 may be used as they are. good.
- a title menu button (not shown) of the remote controller 18 is operated.
- a command signal indicating a title menu display command from the remote control 1 8 is received by the light receiving unit 19, and a title menu display command is supplied to the control unit 15.
- Control section 15 is the title menu
- the title menu creation unit 26 reads out the management data of the fixed disk of the HDD device 20 for 6 titles in the order of recording date and time, and the compressed data in the data recording area for each screen of 6 titles.
- the title menu creation unit 2 6 sends a completion notification to the control unit 15, and in response, the control unit 15 sends the digital video from the decoder 2 4 to the DZA converter 2 5. Instructs the title menu creation unit 26 to input the output digital video signal instead of the signal. Therefore, the output digital video signal of the title menu creation unit 26 is converted into an analog video signal by the DZA converter 25, and the video signal is supplied to the television monitor 4 via the video output terminal 34.
- a title menu having recorded images for six titles about the HDD device 20 is displayed.
- the recorded video for the 6 titles is, for example, from the most recent recording to the oldest or the title name in Japanese alphabetical order.
- the title of each recorded video is not displayed in the title menu, information included in the management data such as the title of each recorded video and the recording date and time may be displayed.
- the recorded content in which compressed data is recorded as a file in units of titles on the fixed disk of the HD D device 20 described above is displayed on the TV monitor 4 as a title menu.
- the operation is performed on the optical disk 29 set in the DVD drive device 21.
- Remote control 1 of the title menu button of 8 Which title menu is displayed depends on which of the HDD device 20 and the DVD drive device 21 is given priority immediately before the operation.
- the personal computer 41 of the personal computer 2 has application software (predetermined program) named PC controller installed in a storage device (not shown) such as an HDD device.
- the application software is shown in Fig. 4.
- step SI When activated as shown (step SI), the DVD recorder 1 and the personal computer 2 perform PC control operations while communicating.
- the IEEE 1 394 standard specifically AV / C standard: audio / video control standard
- the DVD recorder 1 receives a command from the personal computer 2, it is specified for that command. It is required to respond within time (eg 100ms ec).
- the PC control operation is an external control operation for controlling the DVD recorder 1 by a user operation on the personal computer 2.
- various notification commands issued from the control unit 15 of the DVD recorder 1 or in response to the command are transmitted from the interface unit 23 via the cable 3 to the input / output interface unit of the computer main unit 41, and further to the computer main unit. It is performed on a processor (not shown) in 41.
- Various commands issued by the processor in the computer main body 41 are transmitted to the control unit 15 of the DVD recorder 1 through the reverse path.
- the command to be sent has a structure consisting of a header, command type, target device identification of the destination, command contents, and parameters.
- the command type the information acquisition status command described later is specified.
- a command for reproduction or the like is shown in the command content.
- Para The meter is a column for additional information.
- the notification has the same structure as the command.
- the processor in the computer main unit 41 sends an information acquisition control command to the DV recorder 1 immediately after the application software is started, as shown in FIG. 4 (step S 2).
- the information acquisition control command is a command that requests title menu display data as information.
- the control unit 15 of the DVD recorder 1 immediately transmits an ACCEPTED notification to the personal computer 2 (step S3).
- the acceptance notification is a notification indicating that the information acquisition control command has been accepted.
- the control unit 15 of the DV recorder 1 instructs the information collecting process. That is, it instructs the title menu creation unit 26 to create title menu display data for the HDD device 20 (step S 4).
- the title menu creating unit 26 starts creating the title menu display data as described above (step S5).
- the title menu creation unit 26 sends a completion notification to the control unit 15 (step S 6).
- the processor in the computer main unit 41 When receiving the acceptance notification, the processor in the computer main unit 41 thereafter transmits an information acquisition status command to the DV recorder 1 (step S5).
- the information acquisition status command is a command that asks whether the requested title menu display data can be actually received.
- Step S 6 it is determined whether or not the completion notification is sent from the title menu creation unit 26 to the control unit 15. If the completion notification has not been received, that is, if the creation of the title menu display data has not been completed, the control unit 15 sends a REJECTED notification to the personal computer 2 (step). S7).
- the rejection notification is a notification indicating that the requested title menu display data cannot be sent yet.
- the processor in the computer main unit 41 When the processor in the computer main unit 41 receives the rejection notification, it sends an information acquisition status command to the DVD recorder 1 (step S5), and performs a retry process.
- an information acquisition status command is transmitted every predetermined repetition time.
- step S 6 if it is determined in step S 6 that the completion notification has been sent from the title menu creation unit 26 to the control unit 15, that is, it is determined that the creation of the title menu display data has been completed, the control is performed.
- the unit 15 sends a STABLE notification to the personal computer 2 (step S 8).
- the stable notification is a notification for transmitting the title menu display data, which is information requested by the information acquisition control command.
- the stable notification includes the title menu display data created by the title menu creation unit 26 as additional data.
- the processor in the computer main unit 41 receives the staple notification, it receives the title menu display data as the additional data of the stable notification, and includes the title menu video based on the title menu display data.
- a screen (window) is created and displayed on the display unit 42 (step S 7).
- the PC control screen is an external operation menu image, as shown in Fig. 6.
- symbol A is a title menu image based on title menu display data, and the structure of this image is the same as the title menu displayed on the TV monitor 4.
- Reference symbol B is a remote control image, and is composed of at least some of the buttons included in the remote control 18 such as a playback button necessary for a playback operation. These buttons are selected by moving the mouse pointer displayed on the screen of the display unit 42 by operating a mouse (not shown), and the selection button can be pressed.
- Symbol C is a title editing video, and this portion can be used to edit the title by mouse operation and character input operation.
- the full-screen display button D as the video in the PC control screen is an operation button for displaying the selected recorded video of the six titles of the title menu video A in full screen.
- the title list button E is an operation button for shifting to the title list screen, and the end button F is an operation button for ending the PC control operation.
- the DVD recorder 1 before transmitting the information acquisition status command, the DVD recorder 1 is informed in advance that the information acquisition control command is transmitted and the title menu display data is acquired. Therefore, when the information acquisition status command is sent to the DVD recorder 1, the control unit 15 only needs to check whether there is a creation completion notification, so a rejection notification is sent as a response within the specified time. Can be sent. In other words, the DVD recorder 1 immediately sends an acceptance notification to the personal computer 2 within the specified time upon receipt of the information acquisition control command, and then instructs the title menu creation unit 26 6 to create title menu display data. Nina The The title menu display data may not be created within the specified time, so this procedure is taken.
- an example of title menu display data is shown as acquired information.
- the information is not limited as long as it is difficult for the DVD recorder 1 to transmit within a specified time in response to an information request.
- the DVD recorder 1 as the data processing device and the personal computer 2 as the external device are connected to each other using an input / output interface of the IEEE 1 394 standard.
- the IEEE 1 394 standard it is not limited to this. They may be connected by wire or wirelessly using an input / output interface of other standards such as USB or LANA.
- the external device is not limited to a personal computer, and may be a data processing device such as another DVD recorder.
- the external device transmits the information acquisition control command indicating the request for processing information to the data processing device when the processing information acquisition request is generated, and the information processing unit.
- a second command transmission means for receiving an acceptance notification for the transmission of the acquisition control command from the data processing device and then transmitting an information acquisition status command to the data processing device.
- the data processing device includes information acquisition control. When a command is received, an acceptance notification is sent to the external device to determine whether to prepare the processing information indicated by the information acquisition control command and whether the preparation of processing information is complete when the information acquisition status command is received.
- Discriminating means and when the discriminating means determines that the preparation of processing information has been completed.
Abstract
Description
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Applications Claiming Priority (2)
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JP2004-234189 | 2004-08-11 | ||
JP2004234189 | 2004-08-11 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106133836A (zh) * | 2014-03-31 | 2016-11-16 | 索尼公司 | 信息处理方法、控制装置、录音装置、信息处理系统和程序 |
Citations (2)
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JP2004163891A (ja) * | 2002-09-24 | 2004-06-10 | Ricoh Co Ltd | 遠隔管理システムとその電子装置,異常発生時の制御方法,およびプログラム |
JP2004186770A (ja) * | 2002-11-29 | 2004-07-02 | Toshiba Corp | 録画再生装置およびその遠隔制御方法 |
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- 2005-07-29 WO PCT/JP2005/014358 patent/WO2006016522A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004163891A (ja) * | 2002-09-24 | 2004-06-10 | Ricoh Co Ltd | 遠隔管理システムとその電子装置,異常発生時の制御方法,およびプログラム |
JP2004186770A (ja) * | 2002-11-29 | 2004-07-02 | Toshiba Corp | 録画再生装置およびその遠隔制御方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106133836A (zh) * | 2014-03-31 | 2016-11-16 | 索尼公司 | 信息处理方法、控制装置、录音装置、信息处理系统和程序 |
CN106133836B (zh) * | 2014-03-31 | 2020-02-21 | 索尼公司 | 信息处理方法、控制装置、录音装置、信息处理系统和程序 |
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