WO2004109665A1 - 記録再生装置、記録再生方法、記録再生システム、そのプログラム、および記録媒体 - Google Patents
記録再生装置、記録再生方法、記録再生システム、そのプログラム、および記録媒体 Download PDFInfo
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- WO2004109665A1 WO2004109665A1 PCT/JP2004/008000 JP2004008000W WO2004109665A1 WO 2004109665 A1 WO2004109665 A1 WO 2004109665A1 JP 2004008000 W JP2004008000 W JP 2004008000W WO 2004109665 A1 WO2004109665 A1 WO 2004109665A1
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- WIPO (PCT)
- Prior art keywords
- recording
- optical disk
- drive
- optical disc
- optical
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Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0945—Methods for initialising servos, start-up sequences
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
- G11B7/1267—Power calibration
Definitions
- the present invention relates to a recording / reproducing apparatus for performing recording / reproducing on an optical disc, a recording / reproducing method, a recording / reproducing system, a program thereof, and a recording medium.
- optical disk recorder 1000 that records AV data such as video and audio on an optical disk.
- the functions of this optical disk recorder 1000 include the input / output control function of AV data, the function of modulating / demodulating to digital data when handling analog AV data, and the data format suitable for the mounted optical disk. It is roughly divided into a function of processing AV data and a function of recording and reproducing on an optical disk.
- the optical disk drive 110 is used as a device that is in charge of the function of recording and reproducing on the optical disk.
- the power of the laser is adjusted in order to properly record and reproduce data on the loaded optical disk (for example, see Japanese Patent Application Laid-Open No. H04-141 827). No. Gazette.) That is, a signal is recorded on the evaluation track of the optical disc to be used while gradually changing the laser beam, and the quality of the recorded signal is determined. If the determination result is good, the determination is made within a range where the determination is good. The adjustment is made by determining the lowest power.
- adjustment processing is not limited to the adjustment of the laser power described above.
- recording and reproduction conditions It has become necessary to carry out various conditions related to recording and reproduction (hereinafter referred to as recording and reproduction conditions). As a result, the time required for the entire adjustment process becomes longer, and the time from when the optical disc is mounted on the optical disc drive 110 until the recording process or the reproduction process can be performed (hereinafter referred to as a start-up time). ) Was longer.
- the adjustment algorithm is optimized so that the optical disk released before the optical disk recorder is shipped can be adjusted appropriately.
- the general recording / reproducing conditions are stored in the optical disk drive 110 in advance, thereby shortening the adjustment processing time and improving the possibility of successful adjustment processing.
- optical disks released after the optical disk recorder was shipped are not compatible with the optical disk recorder, so the adjustment process takes a long time and the startup time becomes longer, or the adjustment process fails and the recording process or the There was also a problem that playback processing was not performed.
- the present invention has been made in view of the above problems, and has a recording / reproducing apparatus, a recording / reproducing method, and a recording / reproducing system capable of shortening a start-up time without increasing a memory capacity of an optical disk drive. , Programs, and recording media.
- a drive controller that accommodates an optical disk having identification information, is connected to an optical disk drive that controls activation, recording, and reproduction of the optical disk, and controls the optical disk drive;
- a disk information storage buffer connected to the drive controller and storing a use condition corresponding to the identification information of the optical disk
- the drive controller uses the use condition to perform a first adjustment process. Instructs the optical disk drive to perform
- the use condition corresponding to the identification information of the optical disc to be used is If it is not stored in the disk information storage buffer, the drive controller instructs the optical disk drive to perform a second adjustment process without using the use condition, and the recording / reproducing device. It is.
- the use condition obtained as a result of the first adjustment processing or the second adjustment processing is stored in the disk information storage buffer from the optical disk drive. It is a recording and reproducing device.
- the use condition of the optical disc is information used when recording on or reproducing from the optical disc, and the adjusting process is for performing optimal recording or reproduction on the optical disc.
- the recording / reproducing apparatus according to the first aspect of the present invention which is a process for obtaining the use condition of the optical disk.
- the information used when performing the recording or reproduction is information on at least one of a laser power, a laser pulse width, and a servo condition. Recording and reproducing apparatus.
- the identification information of the optical disc has at least one of an individual ID, a manufacturer name, and a model number
- the first adjustment processing includes a first partial adjustment processing, and a second It has a partial adjustment process
- the drive controller When the ID of the optical disk is stored in the disk information storage buffer, the drive controller performs a first partial adjustment process using the optical disk use condition corresponding to the ID. Instructs the optical disk drive to
- the drive controller If the ID of the optical disk is not stored in the disk information storage buffer, and the manufacturer name Z or model number of the optical disk is stored in the optical disk information storage buffer, the drive controller
- the optical disk drive performs a second partial adjustment process using the optical disk usage conditions corresponding to the manufacturer and Z or model number of the optical disk. Instruct the optical disk drive to do so,
- the usage conditions obtained as a result of the first partial adjustment process or the second partial adjustment process are stored from the optical disk drive in the disk information storage buffer.
- the disk information storage buffer Of the present invention.
- the drive controller may access, via an electric communication line, a disk information storage device storing identification information of the optical disk and use conditions corresponding to the identification information.
- the drive controller When the use condition corresponding to the identification information of the optical disk to be used is not stored in the disk information storage buffer, the drive controller replaces the second adjustment process with the electric communication line.
- a third recording / reproducing apparatus of the present invention When the use condition corresponding to the identification information of the optical disk to be used is not stored in the disk information storage buffer, the drive controller replaces the second adjustment process with the electric communication line.
- the disk information storage device at least one of a maker name, a model, software information, and hardware information and software information relating to the optical disk drive regarding the recording / reproducing device is provided.
- the recording / reproducing apparatus stores the use conditions for each type of optical disc and each Z or maker.
- An eighth aspect of the present invention is the recording / reproducing apparatus according to the seventh aspect of the present invention, wherein the information stored in the disk information storage device can be updated via an electric communication line.
- a process for recording or reproducing is optimized according to a temperature of the optical disk to be used or an ambient temperature thereof.
- Processing includes a third 1 is a recording and reproducing apparatus according to the present invention.
- the use condition corresponding to the identification information of the optical disk to be used in the optical disk drive is stored in a disk information storage buffer of an optical disk recorder connected to the optical disk drive, Issuing an instruction to perform a first adjustment process using the condition;
- the eleventh invention is directed to a tenth book, comprising: storing a use condition obtained as a result of the first adjustment processing or the second adjustment processing in the disk information storage buffer.
- 4 is a recording / reproducing method of the invention.
- a twelfth aspect of the present invention is a program for causing a computer to function as a drive controller of the recording / reproducing apparatus of the first aspect of the present invention.
- a thirteenth aspect of the present invention is a recording medium carrying the program of the twenty-second aspect of the present invention, which is a recording medium that can be processed by a computer.
- a fifteenth aspect of the present invention provides an optical disk drive that houses an optical disk having identification information and controls activation, recording, and reproduction of the optical disk, a drive controller that controls the optical disk drive,
- a disk information storage buffer connected to the drive controller and storing a use condition corresponding to the identification information of the optical disk
- the drive controller When the use condition corresponding to the identification information of the optical disc to be used is stored in the disc information storage buffer, the drive controller performs a first adjustment process using the use condition by the optical disc drive. Instruct the optical disk drive to do so, If the use condition corresponding to the identification information of the optical disc to be used is not stored in the disc information storage buffer, the drive controller determines whether the optical disc drive uses the second use condition without using the use condition. This is a recording and playback system that issues instructions to perform adjustment processing.
- the use condition obtained as a result of the first adjustment process or the second adjustment process is stored from the optical disc drive in the disc information storage buffer. This is the recording / reproducing system of the present invention.
- a disk information storage device that can be accessed via a telecommunication line and stores identification information of an optical disk and usage conditions corresponding to the identification information.
- 14 is a recording / reproducing system of the present invention.
- a recording / reproducing apparatus capable of shortening a start-up time without increasing a memory capacity of an optical disk drive, and a recording / reproducing method, a recording / reproducing system, a program, and a recording medium. it can.
- FIG. 1 is a configuration diagram of a recording / reproducing system including the recording / reproducing device according to the first embodiment of the present invention.
- FIG. 2 is a configuration diagram of the recording and reproducing device according to the first embodiment of the present invention.
- FIG. 3 is a data configuration diagram of a disc information list stored in a disc information storage buffer of the recording / reproducing apparatus according to Embodiment 1 of the present invention.
- FIG. 4 is a flowchart showing the operation of the recording / reproducing apparatus according to Embodiment 1 of the present invention.
- FIG. 5 shows a recording / reproducing apparatus and an optical disk drive according to Embodiment 1 of the present invention. It is a figure which shows operation
- FIG. 6 is a flowchart showing the operation of the optical disk drive connected to the recording / reproducing apparatus according to the first embodiment of the present invention.
- FIG. 7 is a flowchart showing an operation of the optical disk drive connected to the recording / reproducing device according to the first embodiment of the present invention.
- FIG. 8 is a configuration diagram of a recording / reproducing system including the recording / reproducing device according to the second embodiment of the present invention.
- FIG. 9 is a configuration diagram of a recording / reproducing apparatus according to Embodiment 2 of the present invention.
- FIG. 10 is a configuration diagram of a server connected to the recording / reproduction device according to the second embodiment of the present invention.
- FIG. 11 is a data configuration diagram of a disc product information list stored in a disc product information storage buffer of a server connected to the recording / reproducing apparatus according to the second embodiment of the present invention.
- FIG. 12 is a flowchart showing the operation of the recording / reproducing apparatus according to Embodiment 2 of the present invention.
- FIG. 13 is a diagram illustrating operations of the recording / reproducing device, the optical disk drive, and the server according to the second embodiment of the present invention. '
- FIG. 14 is a configuration diagram of a recording / reproducing system including a recording / reproducing apparatus according to the related art.
- adjustment for various types of optical discs that can be mounted Provide a recording / reproducing device capable of shortening time and a method for adjusting use conditions.
- FIG. 1 shows a configuration of an optical disk recorder system using the recording / reproducing device according to the first embodiment of the present invention.
- An optical disk recorder 100 which is an example of the recording / reproducing apparatus of the present invention, is connected to an optical disk drive 110 via a serial bus 115.
- FIG. 2 shows the configuration of the optical disk recorder 100 and the optical disk drive 110.
- the bus 101 of the optical disk recorder 100 is connected to a disk information storage buffer 102 and a drive controller 123 for controlling the optical disk drive 110.
- the disk information storage buffer 102 stores recording / reproducing conditions relating to the optical disk 120 mounted on the optical disk drive 110, which is an example of the usage conditions of the present invention.
- the serial path 1 15 is connected to the drive controller 123.
- the optical disc recorder 100 may include various drivers, encoders for encoding video signals and audio signals, decoders for decoding encoded signals, solid-state memories such as HDDs, Although there are a panel operation unit, a buffer memory, an input unit, an output control unit, a display unit, etc., their description is omitted here.
- a startup controller 1 1 1 that controls the startup process of the loaded optical disk 1 2
- a recording and playback condition adjuster 1 1 3 that controls the adjustment process, and its adjustment Recording / reproducing conditions for storing processing results Storage buffer 1 12,
- Recording / reproducing controller 1 14 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- Servo processor 127 for controlling recording on optical disk 120 and reproduction of optical disk 120
- the disk information storage buffer 102 of the optical disk recorder 100 is a recording medium for storing recording and reproduction conditions.
- a recording medium for storing recording and reproduction conditions.
- a semiconductor memory or a hard disk for example, a semiconductor memory or a hard disk.
- the types of the optical disk 120 mounted on the optical disk drive 110 are Blu-ray Disc, DVD-RAM, DVD-R, DVD-ROM, DVD-RW, DVD + R, DVD + RW, etc. .
- FIG. 3 shows a configuration example of the disk information list 200 stored in the disk information storage buffer 102.
- the disc information list 200 has a header 210 indicating the overall size of the optical disc 120, an ID list 212, and an initial value list 214.
- the ID list 2 1 2 and the initial value list 2 1 4 consist of one or more pieces of disc information 220 that store information on the optical disc 1 20.
- #s and #i are given for convenience, and s and i are integers of 1 or more.
- the header 210 includes a list size, hardware information and software information of the optical disk recorder 100, hardware information and software information of the optical disk drive 110, the last update date and time of the list, and the like. And one is included.
- the disc information 220 includes disc identification information 22 1 for identifying the optical disc 120 mounted on the optical disc drive 110, and recording / reproducing conditions 222 for the mounted optical disc 120.
- the disc identification information 2 2 1 in the ID list 2 1 2 contains the optical disc 1 20 Type, manufacturer name, model number, disc ID, etc., which is unique to the optical disc 1 '2 ⁇ and identifies the individual optical disc 120, and is recorded in the recording and playback conditions 222 It describes the recording and playback conditions for the optical disc 120 that are compatible with. That is, the recording / reproducing conditions corresponding to the ID of the optical disk 120 used in the optical disk recorder 100, the temperature in the used state, and the degree of contamination of the optical disk 120 are described. .
- Such recording / reproducing conditions include, for example, laser power, laser pulse width, and servo conditions.
- the disc identification information 2 21 of the initial value list 2 14 describes at least one of the type, manufacturer name, disc model number, etc. of the optical disc (medium) 120, and the recording / reproducing conditions 2 2 2 Describes the recording and reproducing conditions of the optical disk 120 corresponding to them. That is, the same recording and reproduction conditions as described above in the initial state of the optical disk 120 are described.
- FIG. 4 is a flowchart showing a flow of a startup process performed by the optical disk recorder 100 to the optical disk drive 110 when the optical disk 120 is mounted in the first embodiment.
- FIG. 5 shows the exchange of information between the optical disk recorder 100 and the optical disk drive 110 in that case.
- the operations of the optical disk recorder 100 and the optical disk drive 110 will be described with reference to FIGS.
- the drive controller 123 requests disk information from the optical disk drive 110 (step 297), and after the optical disk drive 110 detects the mounting of the optical disk 120, the drive controller 123 The disc identification information on the loaded optical disc 120 is obtained from the optical disc drive 110 (step 300).
- the drive controller 123 searches the disk information list 200 based on the obtained disk identification information (step 301). As a result, If the ID (disk-specific information) included in the obtained disk identification information is in the ID list 2 1 2 (Yes in step 302), the drive controller 1 2 3 sends the ID list 2 1 2
- the optical disk drive 110 transmits the recording / reproducing condition 2 22 described in the above to the optical disk drive 110, and the optical disk drive 110 sets the received recording / reproducing condition 222 in the recording / reproducing condition storage buffer 112 (step 3). 0 4, Step 3 0 0 1).
- the drive controller 123 sets the recording / reproduction condition 222 as a reference parameter, and the optical disk drive 110 adjusts (
- the partial adjustment 1 corresponds to the first partial adjustment processing of the present invention as an example.)
- the drive controller 110 instructs the recording / reproducing condition adjuster 113 to perform the first adjustment. Do (Step 3 05).
- the recording / playback adjuster 1 13 performs partial adjustment 1 in response to an instruction from the drive controller 110.
- the disc identification information is included in the ID list 2 12 means that the disc identification information of the used optical disc 120 is used together with the recording / reproducing conditions used at that time, as described later. 1 Refers to the state added to 2.
- the recording / reproducing conditions (for example, temperature, degree of contamination, etc.) of the optical disk 120 used last time are known in advance for the optical disk 120 to be used.
- the drive controller 123 sets the optical disk drive 110 so as to optimize only the recording and reproduction conditions of the optical disk 120 to be used, which may be different from those used last time. Convey to the optical disc drive
- the ID corresponding to the obtained disk identification information is not in the ID list 2 1 2
- the drive controller 1 2 3 transmits the recording / reproducing conditions 2 2 2 described in the initial value list 2 14 to the optical disk drive 1 10, and the optical disk drive 1 10 transmits / receives the transmitted recording / reproducing conditions 2 2 2 Set the condition storage buffer 1 1 and 2 (step 3 07, step 3 0 1).
- the recording / reproducing condition adjuster 113 sets the recording / reproducing condition 222 as a reference parameter to perform the adjustment process (hereinafter referred to as partial adjustment 2).
- the partial adjustment 2 corresponds to, for example, the second partial adjustment process of the present invention.
- the drive controller 123 controls the recording / reproducing condition adjuster 111 via the optical disk drive 110 to perform the second partial adjustment processing of the present invention. Instruct 3 (Step 3 08, Step 3 1 1).
- condition that the disc identification information is in the initial value list 2 14 means that the disc identification information 2 21 corresponding to the manufacturer name, model number, etc. of the optical disc 120 to be used, and the recording / reproducing condition 2 2 2 Is in the initial value list 2 14.
- the recording / reproducing conditions are the operating conditions of the optical disk drive 110 when the optical disk drive 110 records information on the optical disk 120 or reproduces the information recorded on the optical disk 120.
- the recording and reproducing conditions include at least one of a pulse condition of a laser beam applied to the optical disk 120, a servo condition for determining the operation of various servos during recording and reproducing, and a reproducing signal processing condition for processing a reproducing signal.
- the pulse condition includes, for example, a power value of a laser irradiated on the optical disc during recording.
- the pulse condition may include a laser condition for forming a mark (minimum unit of information) on the optical disc.
- Figure 3 shows the recording and playback The parameters related to laser power, laser pulse width, servo control, etc. are shown here, but are not limited thereto.
- the recording / reproducing conditions of the optical disk 120 obtained from the initial value list 214 are used to optimize the optical disk 120 to be used. Adjustment processing is performed. Accordingly, the drive controller 123 instructs the optical disk drive 110 to perform such adjustment processing in step 308.
- the drive controller 123 sends the optical disc drive 110 to the Assuming that there is no reference parameter suitable for 0, an instruction is issued to perform the adjustment processing (hereinafter referred to as “all adjustments”) (Step 311). In the total adjustment, optimization of all the recording / reproducing conditions of the optical disk 120 is performed.
- FIGS. 6 and 7 are flowcharts showing the flow of operations performed by the optical disk drive 110 according to an instruction from the optical disk recorder 100 when the optical disk 120 is mounted on the optical disk drive 110. .
- FIG. 6 is shown.
- the activation control unit 111 identifies the disk of the optical disk 120 (step 297). 400), and transmits the obtained disc identification information to the optical disc recorder 100 (step 300).
- FIG. 7 will be described.
- the optical disk drive 110 When receiving an instruction from the optical disk recorder 100 to perform the adjustment process (FIG. 5, step 311), the optical disk drive 110 stores the content of the instruction in the recording / reproduction condition storage buffer 112. And the optical disk drive The recording / reproducing condition adjuster 113 of the life 110 analyzes the content of the received instruction (step 500).
- the recording / reproducing condition adjuster 113 acquires the recording / reproducing condition 22 stored in the recording / reproducing condition storage buffer 112 (step 501, or step 502).
- the adjustment process is performed using the recording / reproducing condition 222 as a reference parameter (step 503 or step 504).
- the recording / reproducing condition adjuster 11 In step 3, an adjustment process is performed without reference parameters or using, for example, reference parameters that the recording / reproducing condition storage buffer 112 generally holds (step 505).
- the adjustment process is performed based on the recording / reproduction conditions. If the recording / reproducing condition cannot be used, the optical disc 120 cannot be used, or if the adjustment process based on the general recording / reproduction condition fails, the adjustment process is repeated until the optimum recording / reproduction condition is found.
- the drive controller 123 of the optical disk recorder 100 requests the optical disk drive 110 to acquire the adjustment result (FIG. 5, step 3). 13 ) . Then, the adjustment result is received from the optical disk drive 110 (FIG. 5, step 314), and the drive controller 123 updates the disk information (step 506). In other words, regardless of whether the adjustment process is any of full adjustment, partial adjustment 1, and partial adjustment 2, the drive controller 123 sets the record that has been optimized as a result of the adjustment process.
- the recording / reproducing conditions are obtained from the optical disk drive 110 (FIG. 5, step 3 14), and added to the ID list 2 12 together with the disk identification information.
- the recording / reproducing conditions obtained as a result of the adjustment processing are stored in the disk information storage. It is immediately obtained and used from the disk information list 200 of the buffer 102, and it does not take much time until the recording / reproducing processing.
- the power supply of the optical disk drive 110 is stopped for power saving in the standby state, but the power supply to the disk information storage buffer 102 is performed by the power supply of the optical disk recorder 100 itself. Since the recording is not stopped unless the supply is stopped, the stored recording / reproducing conditions can be maintained even in the standby state.
- the recording and reproduction controller 114 can use the necessary recording and reproduction conditions immediately when recording and reproduction are resumed.
- the recording / reproduction conditions 222 in the disk information storage buffer 102 of the optical disk recorder 100, it is possible to store the recording / reproduction conditions 222 relating to a large number of optical disks 120. As a result, the adjustment processing time can be reduced, and the possibility of successful adjustment processing can be improved. Also, the recording / reproducing condition storage buffer 112 of the optical disk drive 110 Since there is no need to store recording / reproducing conditions for a large number of optical disks 120, the memory capacity can be reduced. That is, as the optical disk drive 110, general-purpose products for personal computers and the like can be used.
- the results of all adjustments, partial adjustment 1 and adjustment of partial adjustment 2 are stored in the disk information storage buffer 102.
- the result may be stored in the disk information storage buffer 102.
- the list may be a list other than the initial value list 214 and the ID list 211. Even in such a case, it is possible to shorten the start-up time after interrupting the recording or the reproduction by making a partial adjustment using the corresponding recording and reproduction conditions.
- Embodiment 2 provides a recording / reproducing apparatus capable of shortening the adjustment time for the optical disk 120 released after the optical disk recorder is shipped, and a method for adjusting the recording / reproducing conditions.
- FIG. 8 shows a configuration of a recording / reproducing system using the recording / reproducing device according to Embodiment 2 of the present invention.
- the optical disk recorder 600 is connected to a server 630 as an example of a disk information storage device of the present invention through a network 640 as an example of an electric communication line of the present invention.
- a network 640 includes the Internet, but is not limited thereto.
- the optical disk recorder 600 has a serial path 115 connected to the optical disk drive 110. Connected through.
- the configuration of the optical disk recorder 600 and the optical disk drive 110 is shown in FIG.
- the network control section 603 in the optical disk recorder 600 controls communication processing performed through the network 640.
- other components of the optical disc recorder 600 are the same as those of the first embodiment, and the description is omitted.
- the configuration of the optical disk drive 110 is the same as that of the first embodiment, and thus the description is omitted. .
- the configuration of the server 630 is shown in FIG.
- the server 630 includes a network control unit 633 that controls communication processing performed through the network 640, a disk product information storage buffer 613 that stores recording and reproduction conditions for optical disks marketed, and a disk. Input information to the product information storage buffer 6 3 1, CPU 6 3 2, ROM 6 3 4, RAM 6 3 5 to control the output of information from the disk product information storage buffer 6 3 1 , And a flash memory 636, and a path 637.
- the disk product information storage buffer 631 is a recording medium.
- a semiconductor memory or a hard disk For example, a semiconductor memory or a hard disk.
- FIG. 11 shows a configuration example of the disk product information list 700 stored in the disk product information storage buffer 631.
- the disc product information list 700 stores headers 110 that include at least one of the overall size, update date, data version, etc., and information about the optical disc recorder 600 that is sold at the market. Yes Includes one or more recorder manufacturer information 720. ⁇ Recorder manufacturer information 720 contains one or more recorder model information 7 that stores the recorder manufacturer identification information 7300 and information on the model of the optical disc recorder 600 of the manufacturer. Including 40. Each recorder type information 740 includes recorder type identification information 750 and one or more disc product information 760 that stores information on the product of the optical disc 120 put on the market. The recorder type identification information 750 includes at least one of recorder software information, drive hardware information, drive firmware information, drive software information, and the like.
- Each disk product information 760 includes disk identification information 770 that stores at least one of the type of optical disk 120 (recording medium), manufacturer name, etc., and the type and Z of each optical disk 120.
- recording and playback conditions 780 corresponding to each manufacturer name are included.
- #m, # 1, and #p are given for convenience, and each of m, 1, and; is an integer of 1 or more.
- the disc product information 760 is updated by external operation via the network 640 or by direct operation from the server 630 each time a new type of optical disc 120 comes into play. .
- FIG. 12 is a flowchart showing a flow of a start-up process performed by the optical disc recorder 600 on the optical disc drive 110 when the optical disc 120 is mounted in the second embodiment.
- FIG. 13 shows the exchange of information between the optical disk recorder 600, the optical disk drive 110, and the server 630 in that case.
- the operations of the optical disk recorder 600 and the optical disk drive 110 will be described with reference to FIGS.
- the drive controller 1 2 3 After the drive controller 1 2 3 detects that the optical disk 12 ⁇ is mounted on the optical disk drive 110, the drive controller 1 2 3 sends the optical disk 1 2 0 from the optical disk drive 1 10.
- Obtain disc identification information about the disk (Step 799, Step 8000).
- Step 801, Step 802, Step 804, Step 805, Step 806, Step 807, Step 808 are the steps in FIG. Step 301, Step 302, Step 304, Step 305, Step 306, Step 307, Step 308, respectively, and the description thereof is omitted.
- step 806 if the obtained disc identification information does not correspond to the initial value list 2 14, the drive controller 1 2 3 3 3 Information or the like (hereinafter referred to as drive information) is requested to the optical disk drive 110 (step 8122). Then, the drive controller 123 determines the disc identification information acquired in step 800, the recorder manufacturer identification information of the optical disc recorder 100, the recorder type identification information, and the like (hereinafter, referred to as recorder information). (Step 8 13) drive information (at least one of the drive hardware information, drive firmware information, and drive software information of the optical disk drive 110) obtained from the optical disk drive 110. ) Is transmitted to the server 630 via the network control unit 603 to request the recording / reproducing condition 780 (step 814).
- drive information at least one of the drive hardware information, drive firmware information, and drive software information of the optical disk drive 110
- the server 630 Upon receiving the request, the server 630 searches the disk product information list 700 stored in the disk product information storage buffer 631, and receives the received recorder maker information, drive information, and disk identification information. Is transmitted to the optical disk recorder 600 via the network control section 633. By receiving the transmitted recording / reproducing condition 780, the optical disk recorder 600 can acquire the recording / reproducing condition 780 (step 810). After that, the drive controller 123 updates the initial value list 214 using the obtained recording / reproducing condition 780 and the disc identification information, and stores the updated value in the disc information storage buffer 102 (step 8 1 1), and set the recording and playback conditions 7 8 0 to the optical disk drive 1 10 (step 8 0 7, step 3 01, step 3 09 in Figure 13).
- the drive controller 123 instructs to perform the adjustment process using the set recording / reproducing condition 780 as a reference parameter (step 808, step 311 in FIG. 13).
- Subsequent processes are the same as those in FIG. 5, and a description thereof will be omitted.
- the flow of the operation performed by the optical disk drive 110 in accordance with the instruction of the optical disk recorder 600 is the same as that of the first embodiment except that all the adjustments are not performed, and thus the description is omitted.
- the server 630 connected via the network 640 applies this.
- the recording / reproducing conditions 780 to be used and using the recording / reproducing conditions 780 for the adjustment processing it is possible to shorten the adjustment processing time even for an unknown optical disk 120.
- the likelihood of a successful reconciliation process can be increased.
- the startup time can be reduced. That is, in the recording / reproducing apparatus according to the first embodiment, when the optical disk 120 is unknown, it is necessary to perform all adjustments. However, in the recording / reproducing apparatus of the present embodiment, all the adjustments are required. Since there is no need to perform this, the startup time can be further reduced.
- the recording / reproducing conditions indicate parameters relating to the power of the recording or reproducing laser, the pulse width of the laser, the servo control, etc., but are not limited thereto.
- a program for performing an adjustment process may be included.
- the disc information list 200 is updated based on the recording / reproducing condition 780 obtained from the server 630. That is not the case. For example, after the adjustment process is completed, optimized recording / reproduction conditions may be obtained from the optical disk drive 110, and the disk information list 200 may be updated based on the recording / reproduction conditions.
- the disc identification information 770 may include, for example, a serial number such as a product number or a production number of the optical disc 120.
- network refers to not only Ethernet (registered trademark) but also IEEE
- the recording / reproducing condition is obtained via the network, but is not limited to this.
- the recording / reproducing condition may be obtained through a broadcast such as a digital broadcast.
- the disk product information is stored in the server, but this is not a limitation.
- disc product information may be stored on an SD card, and the recording / reproducing conditions may be obtained by connecting the SD card to an optical disc recorder, or may be stored on an optical disc such as a DVD-ROM. It may be obtained when a disc is loaded.
- the recording / reproducing condition 780 is requested to the server connected to the network, but this is not the case.
- the optical disk recorders may be connected to each other via a network, and the recording / reproducing conditions corresponding to the mounted optical disk may be obtained from the other optical disk recorder.
- the disk information storage device of the present invention corresponds to another recording / reproducing device.
- the first adjustment process of the present invention corresponds to step 305 or step 308 in the case shown in FIG. 4 as an example
- step 503 or Step 504 corresponds to FIG. 12 and corresponds to Step 808 or Step 805 in the case shown in FIG. 12, and the second adjustment processing of the present invention is shown in FIG. If it is shown, it corresponds to step 310, and if it is shown in FIG. 7, it corresponds to step 505.
- the recording and reproduction conditions of the optical disk 120 were optimized in the partial adjustments 1 and 2 as well.
- parameters such as the pulse width of the laser, whose characteristics do not easily change with temperature
- the adjustment processing time may be shortened by using the set recording and playback conditions as they are and not adjusting them again .
- the recording / reproducing conditions 222 stored in the disk information list 200 include parameters whose characteristics change due to temperature changes, such as laser power, the temperature at which the optical disk 120 is mounted
- the recording and playback conditions 222 stored in the disc information 222 should be set at a constant temperature, for example, from 0 ° C to 60 ° C.
- the recording / reproducing conditions 222 for each 10 ° C unit may be held as a list.
- the drive controller 123 acquires the disc identification information, it may acquire the temperature of the optical disc drive 110 in accordance with the temperature and set the corresponding recording / reproducing conditions.
- the recording / reproducing condition 2 2 2 of all temperatures corresponding to the disc identification information is set in the recording / reproducing condition storage buffer 1 1 2 of the optical disk drive 110 and the recording / reproducing condition adjuster 1 1 3
- a suitable recording / reproducing condition may be used according to the temperature of the optical disk 120 or the optical disk drive 110 at the time of performing the adjustment process.
- the recording / reproducing apparatus of the present invention is the optical disk recorders 100 and 600, but is not limited thereto. Any device may be used as long as it is a device that records and reproduces data on and from the optical disk 120.
- optical disk recorders 100 and 600 and the optical disk drive 110 are described as separate components. However, for example, they may be contained in one housing. .
- the recording Adjustment processing was performed using playback conditions, but this is not the case.
- recording and reproduction may be performed using the recording and reproduction conditions without any adjustment processing.
- the first adjustment processing of the present invention means that the adjustment processing is not substantially performed.
- the process of optimizing the recording and reproducing conditions according to the state of the optical disk 120 to be used is described, but the present invention is not limited thereto.
- recording / reproducing conditions are acquired every time the adjustment process is completed, and the disc information list is obtained. 200 may be updated. In such a case, the same effect as above can be obtained.
- the optical disk drive 110 starts the disk operation.
- the disk identification information stored in the buffer may be used without acquiring the disk identification information.
- the optical disk drive 110 determines whether to use the recording / reproducing condition according to the instruction received from the optical disk recorder 100, but this is not the case.
- the optical disc drive 110 may determine whether the recording / reproducing condition is set in 110, and may use it for adjustment processing if it is set.
- the information stored in the disc identification information 222 and the disc identification information 770 is not limited to the information relating to the optical disc 120 but also to the optical disc drive built in the optical disc recorder 600 as described above.
- Information on LIP 110 eg manufacturer information, product information
- a serial number or the like may be stored. This makes it possible to absorb the difference in recording / reproducing conditions due to the individual difference of the optical disk drive 110.
- a recording / reproducing system including the optical disk recorders 100 and 600 and the optical disk drive 110 is also included in the scope of the present invention.
- the optical disk drive according to the present invention is described as a general-purpose product such as an optical disk drive for a personal computer, but is not limited thereto.
- the present invention is a program for causing a computer to execute the functions of all or a part of the above-described drive controller of the present invention or a device, and is a program that operates in cooperation with the computer.
- the present invention is a recording medium carrying a program for the above-described drive controller of the present invention, wherein the program is readable by a computer, and the read program performs the functions in cooperation with the computer. This is the recording medium to be executed.
- some means or devices of the present invention means some means or devices among the plurality of means or devices, or some means or devices among one means or device. It means a function or some action.
- some means or devices of the present invention means some means or devices among the plurality of means or devices, or some means or devices among one means or device. It means a means or a device, or a function of a part of one means.
- the present invention also includes a computer-readable recording medium on which the program of the present invention is recorded.
- One usage form of the program of the present invention may be a form in which the program is recorded on a computer-readable recording medium and operates in cooperation with the computer.
- One usage form of the program of the present invention may be a mode in which the program is transmitted through a transmission medium, read by a computer, and operates in cooperation with the computer.
- the recording medium includes ROM and the like
- the transmission medium includes a transmission medium such as the Internet, light, radio waves, and sound waves.
- the computer of the present invention described above is not limited to pure hardware such as CPU, but may include firmware, OS, and peripheral devices.
- the configuration of the present invention may be realized by software or hardware. Industrial applicability
- starting time can be shortened, without increasing the memory capacity of an optical disk drive, and it is useful as an optical disk recorder etc.
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Head (AREA)
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005506819A JPWO2004109665A1 (ja) | 2003-06-03 | 2004-06-02 | 記録再生装置、記録再生方法、記録再生システム、そのプログラム、および記録媒体 |
| CNB2004800012075A CN100487797C (zh) | 2003-06-03 | 2004-06-02 | 记录重放装置、记录重放方法和记录重放系统 |
| US10/531,817 US20060044980A1 (en) | 2003-06-03 | 2004-06-02 | Recording/reproduction device, recording /reproduction method, recording/reproduction system, program thereof, and recording medium |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003-158590 | 2003-06-03 | ||
| JP2003158590 | 2003-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004109665A1 true WO2004109665A1 (ja) | 2004-12-16 |
Family
ID=33508437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/008000 Ceased WO2004109665A1 (ja) | 2003-06-03 | 2004-06-02 | 記録再生装置、記録再生方法、記録再生システム、そのプログラム、および記録媒体 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20060044980A1 (ja) |
| JP (1) | JPWO2004109665A1 (ja) |
| WO (1) | WO2004109665A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012230738A (ja) * | 2011-04-27 | 2012-11-22 | Hitachi Consumer Electronics Co Ltd | データ記録再生装置およびデータライブラリ装置 |
| JP2012252763A (ja) * | 2011-06-07 | 2012-12-20 | Funai Electric Co Ltd | 光ディスク装置 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010086601A (ja) * | 2008-09-30 | 2010-04-15 | Toshiba Corp | 媒体処理装置、及び媒体処理方法 |
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| JPH04214208A (ja) * | 1990-02-12 | 1992-08-05 | Philips Gloeilampenfab:Nv | 情報記録装置 |
| JPH05334677A (ja) * | 1992-05-29 | 1993-12-17 | Toshiba Corp | 記録媒体処理装置とその処理方法 |
| JPH0757276A (ja) * | 1993-08-09 | 1995-03-03 | Alpine Electron Inc | ピックアップサーボ系の自動調整方法 |
| JPH08329469A (ja) * | 1995-06-02 | 1996-12-13 | Sony Corp | データ記録装置 |
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| US5485439A (en) * | 1990-10-30 | 1996-01-16 | Matsushita Electric Industrial Co., Ltd. | Method for recording/reproducing information and apparatus therefor |
| JP3104192B2 (ja) * | 1991-05-20 | 2000-10-30 | ソニー株式会社 | 遠隔制御装置 |
| JP3035034B2 (ja) * | 1991-11-19 | 2000-04-17 | パイオニア株式会社 | レーザダイオードの放射パワー制御装置 |
| US6393201B1 (en) * | 1998-01-07 | 2002-05-21 | Hitachi, Ltd. | Reproducing apparatus and reproducing/recording apparatus memorizing identification information of optical information meda and method thereof |
| JP4106740B2 (ja) * | 1998-02-18 | 2008-06-25 | ソニー株式会社 | 情報記録装置および方法、情報再生装置および方法、並びにプログラム記録媒体 |
| US6430120B1 (en) * | 1999-01-26 | 2002-08-06 | Delphi Technologies, Inc. | Method and apparatus for providing a resume function for a disc player |
| US6799242B1 (en) * | 1999-03-05 | 2004-09-28 | Sanyo Electric Co., Ltd. | Optical disc player with sleep mode |
| JP2001266367A (ja) * | 2000-03-17 | 2001-09-28 | Matsushita Electric Ind Co Ltd | 光ディスク装置 |
| US6665249B2 (en) * | 2001-03-12 | 2003-12-16 | Oak Technology, Inc. | Method and apparatus to initialize a memory with random numbers in a disc drive |
| US20040160873A1 (en) * | 2003-02-19 | 2004-08-19 | Pereira David M. | Method and system for creating an optical drive write strategy for an unknown optical media |
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2004
- 2004-06-02 US US10/531,817 patent/US20060044980A1/en not_active Abandoned
- 2004-06-02 WO PCT/JP2004/008000 patent/WO2004109665A1/ja not_active Ceased
- 2004-06-02 JP JP2005506819A patent/JPWO2004109665A1/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH04214208A (ja) * | 1990-02-12 | 1992-08-05 | Philips Gloeilampenfab:Nv | 情報記録装置 |
| JPH05334677A (ja) * | 1992-05-29 | 1993-12-17 | Toshiba Corp | 記録媒体処理装置とその処理方法 |
| JPH0757276A (ja) * | 1993-08-09 | 1995-03-03 | Alpine Electron Inc | ピックアップサーボ系の自動調整方法 |
| JPH08329469A (ja) * | 1995-06-02 | 1996-12-13 | Sony Corp | データ記録装置 |
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| WATANABE, ET AL.: "Tokubetsu Kikaku CD-R 1 Mai ni 2 Jikan Ijo no Doga ga Hairu Kiwane no Eizo CODEC, MPEG-4 Daikenkyu", DOS/V MAGAZINE, vol. 10, no. 17, 1 September 2001 (2001-09-01), TOKYO, pages 244 - 251 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012230738A (ja) * | 2011-04-27 | 2012-11-22 | Hitachi Consumer Electronics Co Ltd | データ記録再生装置およびデータライブラリ装置 |
| JP2012252763A (ja) * | 2011-06-07 | 2012-12-20 | Funai Electric Co Ltd | 光ディスク装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20060044980A1 (en) | 2006-03-02 |
| JPWO2004109665A1 (ja) | 2006-07-20 |
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