WO2005031742A1 - 記録クロック生成装置 - Google Patents
記録クロック生成装置 Download PDFInfo
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- WO2005031742A1 WO2005031742A1 PCT/JP2004/014669 JP2004014669W WO2005031742A1 WO 2005031742 A1 WO2005031742 A1 WO 2005031742A1 JP 2004014669 W JP2004014669 W JP 2004014669W WO 2005031742 A1 WO2005031742 A1 WO 2005031742A1
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- signal
- recording
- circuit
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- standard
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- 238000006243 chemical reaction Methods 0.000 claims description 40
- 102100031830 Afadin- and alpha-actinin-binding protein Human genes 0.000 claims description 9
- 101710182459 Afadin- and alpha-actinin-binding protein Proteins 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 238000012935 Averaging Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- G11B20/14—Digital recording or reproducing using self-clocking codes
-
- 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
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
- H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
Definitions
- the present invention relates to a recording clock generation device, and more particularly, to a sharing of a wobbled PLL circuit and a physical address decoding circuit in a device corresponding to both DVD-R / RW and + RW / + R recording. . Background art
- DVD-R RW and + RWZ + R recording devices are configured, for example, as shown in FIG.
- This device has both a 186-times multiplication PLL circuit and a 32-times multiplication PLL circuit.
- address information, additional information, and a synchronization signal are usually recorded on the recording medium of these systems in order to specify a recording position (track) on the optical disk.
- the DVD-R / RW adopts a land pre-pit (hereinafter, also referred to as LPP) format, and + RW / + R uses a poble position modulation (hereinafter, AD IP). Format) is adopted.
- LPP land pre-pit
- AD IP poble position modulation
- 60 I is a wobble signal, which is input to a time domain filter 602 for removing noise.
- the signal from which the noise has been removed by the time domain filter 602 is input to the next stage variable cycle averaging circuit 603, where the variation in the cycle is averaged and output.
- the phase correction circuit 614 corrects the timing deviation of the recording data due to the period conversion of the AD IP signal, and performs phase compensation.
- the selector 615 outputs the LPP signal via the LPP signal timing conversion circuit 616. One of the input AD IP signals is input.
- the phase comparator 604 compares the phase of the output of the pebble period averaging circuit 603 with the phase of the output of the selector 612.
- 605 is a charge pump that converts the output of the phase comparator 604 to digital-Z analog to control a VCO (voltage controlled oscillator) that is a subsequent analog circuit
- 606 is a converter that outputs the output of the charge pump 605 to the VCO ( Electric This is a selector that switches between output to 607 and output to VC0608.
- 609 is a selector that selects one of the VOC 607 and VOC 608 outputs and outputs it to the arithmetic circuit 613 described later
- 610 is a 1Z186 divider
- 611 is a 1/32 divider
- 612 is 1/186 minute This selector selects and outputs either the output of 610 period or 1Z 32 minute period 611.
- Reference numeral 613 denotes an arithmetic circuit that performs processes such as frequency division of the reference clock, detection of PLL lock / unlock, frequency shift detection, and phase inversion detection.
- Reference numeral 617 denotes an LPP decoder that decodes an LPP binarized signal and outputs address data
- 618 denotes an ADIP decoder that decodes an ADIP binarized signal and outputs address data.
- a selector 691 selects one of the outputs of the LPP decoder 617 and the ADIP decoder 618 and outputs it as address data.
- the input signal when the input signal is a DVD-RZRW standard land pre-pit signal, the input signal is switched by the selector 606 to be input to the VCO (607), and the output of the 1/186 frequency divider 610 is output. Is selected by the selector 612 and output to the phase comparator 604, the deviation from the reference clock is calculated by the arithmetic circuit 613, and a signal WP LL OK615 indicating that the PLL circuit is in the LOCK state is recorded. Clock frequency ⁇ K signal WREFOK616 is output.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2003-100015
- Patent Document 2 Japanese Patent Application Laid-Open No. 2003-123257
- the recording clip generator of the conventional DVD-R // RW and + RW / + R recorders is configured as described above, and the formats of the DVD-RZRW standard and + RWZ + R standard respectively. Incorporating each PLL circuit corresponding to the above, the circuit scale of the device becomes large, and there is a problem that it is disadvantageous in terms of cost.
- the means for converting a + RW / + R standard wobble binarized signal to a DVD-R / RW standard land pre-pit signal for the purpose of synchronizing protection has the problem that the configuration of the conversion circuit is complicated. I got a point.
- the present invention has been made in order to solve the above problems, and corresponds to each format of the DVD-R ZRW standard and + RWZ + R standard, and does not increase the circuit scale.
- An object of the present invention is to provide a recording clip generation device for a + RW / + R recording device. Disclosure of the invention
- a recording clock generation device is a recording clock generation device for generating a recording clock when performing recording on media having different frequency standards during recording using the same recording device.
- a frequency conversion circuit for converting the obtained + RWZ + R standardized 32 T-period binarized binary signal into a DVD-RZRW standardized 18 T-period binarized binarized signal,
- a selector that switches and outputs one of the output of the circuit, a converted wobbled binarized signal having a period of 186 T, and the input signal of a wobbled binarized signal having a period of 186 T;
- a PLL circuit that receives the output of (1) and multiplies the wobbled binarized signal by 186 times.
- the recording clock generating apparatus is a recording clock generating apparatus for generating a recording clock when performing recording on media with different recording frequency standards using the same recording apparatus.
- a frequency conversion circuit that converts the converted DVD-R / RW standard 1886 T-period binary signal into a + RWZ + R standard 32 T-period binary signal;
- a selector that switches and outputs one of the output of the converted 32 T-period binarized binarized signal and the input 32 T-period binarized binarized signal, which is the output of the frequency conversion circuit; Exit selector And a PLL circuit for receiving the force and reducing the value of the wobble binarized signal by 32.
- the recording clock generator according to the present invention (Claim 3) is the recording clock generator according to Claim 1, wherein the ADIP binarization conforming to + RW / + R standard is provided.
- a circuit that converts the signal into a land pre-pit binary signal that conforms to the DVD-RZRW standard, and a circuit that detects even sync data, odd sync data, 0 data, and 1 data from the land pre-pit binary signal And a physical address decoding device having the following.
- the recording clock generating apparatus (claim 4) is the recording clock generating apparatus according to claim 2, wherein the land pre-pit binary signal conforming to the DVD-R / RW standard is used. And a circuit for detecting sync data, 0 data, and 1 data from the AD IP binarized signal. An evening decoding device is provided.
- the recording clock generation device (claim 5) is the recording clock generation device according to claim 1, wherein the ADIP binarized signal conforming to the + RW / + R standard is converted to a digital signal.
- VD—RZRW standard land pre-pit binarization signal conversion circuit D VD—R / RW standard 18-T period wobble binary signal and land pre-pit binarization signal And a phase adjustment circuit for adjusting the phase of the signal.
- the recording clock generating apparatus (claim 6) is the recording clock generating apparatus according to claim 2, wherein the land clock binarized signal conforming to the DVD-RZRW standard is used.
- the land clock binarized signal conforming to the DVD-RZRW standard is used.
- the recording clock generating apparatus is a recording clock generating apparatus for generating a recording clock when performing recording on media having different recording frequency standards using the same recording apparatus.
- ⁇ of the first cycle which is the first standard
- a selector that switches and outputs one of the input signals of the input wobble binarization signal of the second period, and a receiver that receives the output of the selector and converts the wobble binarization signal from the wobble period to the recording clock of the recording clock.
- a PLL circuit that doubles the frequency so as to have a period.
- the DVD-R / RW and + RWZ + R recording devices according to the present invention (Claim 1), it is possible to use the same recording device for recording on media with different recording frequency standards.
- the input + RW / + R standard 32 T period wobbled binarized signal is converted to the DVD-R / RW standard 186 T period wobbled binary.
- a frequency conversion circuit that converts the signal into a dangling signal; a conversion signal that is an output of the frequency conversion circuit; + RW / + R recording because it has a selector that switches and outputs one of the outputs, and a PLL circuit that receives the output of the selector and multiplies the signal by a factor of 186.
- the converted binary signal with a period of 186 T period is used. Le a binary signal, and inputs to the subsequent circuit, can be shared the subsequent circuit, reducing the circuit area, and the effect of reduction can be achieved in the manufacturing cost Ru obtained.
- the recording clock generating device of the present invention in the device for generating a recording clock when recording is performed using the same recording device on media having different recording frequency standards.
- a frequency conversion circuit for converting the input DVD-R / RW standard 1886 T-period binary signal into a + RWZ + R standard 32 T-period binary signal.
- a selector for switching and outputting one of the output of the converted 32 T-period binary signal and the input 32 T-period binarized signal, which are the outputs of the frequency conversion circuit.
- a PLL circuit that receives the output of the above-mentioned selector and multiplies the signal of the digital signal by 32 times, so that during DVD-RZRW recording, the signal is converted to a 32-T period signal.
- Signal at + RW / + R recording, a 32 T period Signal in the subsequent circuit By inputting the input to the circuit, the circuit at the subsequent stage can be shared, and the effect of reducing the circuit area and the manufacturing cost can be obtained.
- the recording clock generating device of Claim 1 is characterized in that the AD IP of + RW / + R standard is used.
- a circuit for detecting data and a physical address data decoding device having the following are provided: when + RW / + R recording, the converted land prepit binarized signal is used for DVD-RZRW recording.
- the circuit downstream of the LPP decoding circuit can be shared, and the data of the AD IP binary signal can be shared.
- the conversion circuit not complicated, reducing the circuit area, and the effect which can reduce the manufacturing cost is obtained.
- the recording clock generating device of claim 2 is characterized in that the land prepit 2 conforming to the DVD-RZRW standard is used.
- the circuit downstream of the AD IP decode circuit can be shared, and the data of the LPP binarized signal can be used as is for the AD IP binarized signal. Conversion circuit is not complicated, Reduction of the product, the effect can be reduced ⁇ beauty manufacturing cost can be obtained.
- the recording clock generating device of Claim 1 is characterized in that the AD IP of + RW / + R standard is used.
- the position adjustment circuit for the recording data and the land pre-pit binary signal can be shared, and the effect of reducing the circuit scale can be obtained.
- the recording clock generating device of claim 2 has a land pre-pit binary value of DVD-R / RW standard. Circuit that converts the binarized signal to an AD IP binarized signal that is a + RWZ + R standard, and a phase of the + RWZ + R standard that is a 32 T period cobble binarized signal and an AD IP binarized signal And a phase adjustment circuit for adjusting the phase of the AD IP signal by correcting the timing deviation of the recording data due to the period conversion of the AD IP signal, and performing phase compensation.
- the position adjustment circuit can be shared, and the effect of reducing the circuit scale can be obtained.
- the recording clock generating device of the present invention in the device for generating a recording clock when performing recording using the same recording device on media having different recording frequency standards.
- a frequency conversion circuit for converting the input first-period, second-period binary signal into a second-period, second-period binarized signal, which is the second standard; and
- a selector for switching and outputting one of the output of the circuit of the second period, the output of the circuit, and the input of the input signal of the second cycle
- a PLL circuit is provided that receives the output and multiplies the binary signal from the wobble period to the recording clock period.
- FIG. 1 is a block diagram showing a recording clock generation device according to a first embodiment of the present invention.
- FIG. 2 is a diagram showing a waveform of a conversion circuit for converting the 32 T-period-wobble binary signal shown in FIG.
- FIG. 3 is a diagram showing a waveform of a conversion circuit from the ADIP signal to the land pre-pit signal shown in FIG.
- FIG. 4 is a diagram showing a waveform of the phase correction shown in FIG.
- FIG. 5 is a diagram showing waveforms of recording data of a DVD recording device and position adjustment of a land pre-pit signal.
- FIG. 6 is a block diagram showing a configuration of a conventional recording clock generation device.
- FIG. 7 is a block diagram showing a configuration of a modified example of the recording clock generation device according to the first embodiment.
- Fig. 8 is a block diagram showing the detailed configuration of the 32T-1 86T conversion circuit 106 (Fig. 8 (a)), and the clock at each part of the circuit shown in Fig. 8 (a). Waveform diagram (Fig. 8 (b)).
- 104 is a time domain filter for removing noise from the input binary signal
- 105 is the average of the period of the binary signal output from the time domain filter 104.
- the wobbled period averaging circuit 106 converts the output of the wobbled period averaging circuit 105 into a wobbled binary signal with a period of 186 T.
- 1 1 1 is the output of the phase correction circuit 1 1 0 and 1/1 8 6-minute period 1 1 4
- the phase comparator 112 compares the phase with the output signal of the phase comparator 112.
- the output of the phase comparator 111 controls the 186 quadruple VCO (voltage controlled oscillator) 113, which is a subsequent analog circuit.
- Charge pump for digital-to-analog conversion, 114 is 186-times multiplied output IT cycle recording clock 1-186 minute cycle to restore WTCKl 17, 1 15 is division of reference clock, PLL lock unlock detection This is an arithmetic circuit that performs processing such as detection of frequency shift and phase inversion.
- 102 is a land pre-pit binarization signal used for DVD-RZRW recording
- 103 is an AD IP (address in pre-groove) binarization signal used for + RWZ + R recording
- 107 is an AD AD IP ⁇ LPP conversion circuit that converts IP binarized signal 103 to land pre-pitched binary signal
- 109 is an LPP binarized signal converted by LPP binarized signal 102 and AD IP-LPP conversion circuit 107.
- a selector 116 selects and outputs one of the digitized signals.
- An LPP decoder 116 decodes the LPP binarized signal output from the selector 109 and outputs the decoded signal as an address 120.
- the address data 120 includes even sync data, odd sync data, 0 data and 1 data.
- the operation will be described. Since the basic operation of the PLL circuit is the same as that of the conventional circuit, the description here will focus on the characteristic operation of the present application.
- a 186 T-period binarized signal is input at input 101
- + RWZ + R recording a 32 T-period binarized signal is input at input 101.
- the selector 108 selects the output of the wobble period averaging circuit 105.
- the selector 108 selects a 32T period.
- the output of the circuit 106 which converts the digital signal into a digital signal with a period of 186 T, is selected and output, sharing the subsequent PLL circuits (11 1 to 116).
- FIG. 8 (a) is a block diagram showing a detailed configuration of the 32T ⁇ 186T conversion circuit 106.
- FIG. 8 (b) is a clock waveform diagram at each part of the circuit shown in FIG. 8 (a).
- the 36T clock passes through the counter 1060 and the comparator 1061, and as shown in the second row, the number of 32T wobbles when converting from 32T to 186T (integer). Part) is output as a timing waveform.
- 5.8125 times 32T gives 186T, so from (5.8125Xn) th to ([5.8125Xn] +1) th 32T ([] is a Gaussian code indicating the fractional truncated value, and n is (Positive integer)
- the 186T rising timing will occur during the (th) cycle.
- the third stage in Fig. 8 (b) shows the output waveform of the 32 T wobble signal after passing through the period measuring instrument 1062 and the fractional component timing unit 1063, and the integer part (5.8125Xn) of the top 32 T wobble signal In the case between and ([5 ⁇ 8125 ⁇ ] +1), the evening is delayed by (5.8125 ⁇ – [5 ⁇ 8125 ⁇ ]) times the period of the 32 ⁇ poble signal.
- FIG. 8 (b) shows the 186 T signal output from the waveform generator 1065 after the logical sum (AND circuit 1064) of the comparator 1061 and the fractional component timing unit 1063 is obtained. .
- a land pre-pit binary signal 102 is input during DVD-R / RW recording, and an 80 IP binary signal 103 is input during +1 1 ⁇ / + 1 recording.
- the selector 109 selects the land pre-pit binarization signal 102.
- the selector 109 converts the AD IP binarization signal to a land pre-pit binarization signal.
- a circuit subsequent to the land prepit decoder 116 can be shared.
- processing such as error correction of the address data 120 differs between DVD-RZRW recording and + RWZ + R recording.
- the AD IP ⁇ LPP circuit 107 which converts the AD IP binarized signal into a land pre-pit binarized signal uses the land pre-pit signal from the AD IP sync signal 302 in FIG. Conversion of the data sync even position signal 303 to AD IP 0 signal 304 in FIG. 3 to land pre-pit 0 signal 3 05 and AD IP 1 signal 303 in FIG. Is converted into a land pre-pit 0 signal 307.
- the output signals are switched by the selectors 108 and 109, thereby sharing the phase correction circuit 110. Becomes possible.
- the above-mentioned time-domain fill signal 104, the wobble binarized signal 101 that passed through the wobble period averaging circuit 106 has a propagation delay compared to the land pre-pit signal 102, and the phase correction
- the circuit 110 adjusts the phase of the wobbled binarized signal 401 having a period of 186 T and the land pre-pit binarized signal 402 in FIG. Further, the phase adjustment is performed so that the time t 403 and the time t 404 are equal.
- the land-pit binary signal 502 is a land pre-pit binary signal during DVD-R / RW recording, and an AD I ⁇ binary signal during + RWZ + R recording. This is a signal converted to a binary signal.
- the position adjustment of the land prepit binarized signal 502 is performed by adjusting the position of the recording data 501 based on the position of the land prepit binarized signal 502.
- the 32RW-period quadrature binarized signal which is the + RWZ + R standard, is converted to a D VD —
- a circuit 106 is provided to convert to an R / RW standard, 18-period-period binary signal, and for a 2-period, two-period binarized signal, a 18-period, dual-period signal is provided.
- the configuration equivalent to the 32 ⁇ ⁇ ⁇ PLL PLL PLL circuit is no longer necessary from the configuration of the PLL circuit.
- VC ⁇ which has a large circuit occupation area
- an AD IP ⁇ LPP conversion circuit 107 and a selector 109 are provided, and the selector "h In the case of RWZ + R recording, the converted land pre-pit binary signal is input to a circuit subsequent to the LPP decoding circuit 116. In the case of DVD-RZRW recording, the land pre-pit binary signal is input. Therefore, the circuit downstream of the LPP decode circuit can be shared, and the data of the AD IP binarized signal is directly converted to the land pre-pitched binarized signal. The effect of reducing the area and the manufacturing cost can be obtained.
- the position adjustment circuit of the recording data and the land pre-pit binary signal can be shared.
- the effect that the circuit scale can be reduced is obtained.
- 0 ⁇ ⁇ 0 is obtained by converting a 32T-period binarized binarized signal of the + RW / + R standard into a DVD-RZRW standard 186T-period binarized binarized signal.
- DVD- A 186T ⁇ 32T conversion circuit 701 is provided to convert the 186T-period binarized signal of the RZRW standard into a DVD + R / + RW-standard 32T-period binarized signal, and the PLL circuit at the subsequent stage is provided.
- a 1Z32 divider 702 and a VCO (32 times) 703 are provided, and an LPP ⁇ AD IP converter 704 is provided in place of the AD IP ⁇ LPP converter 107, and ADIP is provided in place of the LPP decoder 116.
- the decoder 705 the PLL circuit for the DVD + RZ + RW standard is shared, and the 186 doubling PLL circuit for the DVD-R /-RW standard is not required.
- the phase correction circuit 110 corrects the timing shift of the recording data due to the conversion of the period with respect to the AD IP signal, and performs phase compensation.
- the address data 120 output from the AD IP decoder 705 includes sync data, 0 data, and 1 data. Industrial applicability
- the recording clock generating apparatus is a DVD-R / RW and + RWZ + R recording apparatus, and has a DVD-R / RW and + RW / + R recording drive for PC use.
- Eve system Useful for LSIs, etc. It can also be used in consumer applications such as system LSIs for DVD-R / RW and + RW / + R recorders.
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- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2004800234992A CN1836285B (zh) | 2003-09-29 | 2004-09-29 | 记录时钟生成装置 |
JP2005514311A JP3984269B2 (ja) | 2003-09-29 | 2004-09-29 | 記録クロック生成装置 |
US10/564,288 US7817522B2 (en) | 2003-09-29 | 2004-09-29 | Recording clock generation apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2003338103 | 2003-09-29 | ||
JP2003-338103 | 2003-09-29 |
Publications (1)
Publication Number | Publication Date |
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WO2005031742A1 true WO2005031742A1 (ja) | 2005-04-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2004/014669 WO2005031742A1 (ja) | 2003-09-29 | 2004-09-29 | 記録クロック生成装置 |
Country Status (4)
Country | Link |
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US (1) | US7817522B2 (ja) |
JP (1) | JP3984269B2 (ja) |
CN (1) | CN1836285B (ja) |
WO (1) | WO2005031742A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007047184A3 (en) * | 2005-10-11 | 2007-06-14 | Zoran Corp | Improvement to dvd-r/rw and dvd+r/rw recorders |
US8469997B2 (en) | 2004-09-13 | 2013-06-25 | Would Care Technologies, LLC | Wound closure product and method of closing a wound |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH05268081A (ja) * | 1992-03-23 | 1993-10-15 | Sony Corp | クロツク発生回路 |
JP2000149459A (ja) * | 1998-11-12 | 2000-05-30 | Sharp Corp | Pll回路 |
JP2003007004A (ja) * | 2001-06-19 | 2003-01-10 | Sony Corp | 情報記録再生装置および方法、記録媒体、並びにプログラム |
JP2004246948A (ja) * | 2003-02-12 | 2004-09-02 | Sanyo Electric Co Ltd | データ記録制御装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1098518C (zh) * | 1997-07-11 | 2003-01-08 | 三星电子株式会社 | 与数字通用盘视频标准兼容的数字音频处理系统 |
JP4636756B2 (ja) | 2001-09-25 | 2011-02-23 | 株式会社日立製作所 | 光ディスク記録装置 |
JP3950660B2 (ja) | 2001-10-04 | 2007-08-01 | 株式会社日立製作所 | 同期検出保護方法 |
JP2004110901A (ja) * | 2002-09-17 | 2004-04-08 | Sanyo Electric Co Ltd | ディスクの種類判別方法およびディスク装置 |
-
2004
- 2004-09-29 US US10/564,288 patent/US7817522B2/en active Active
- 2004-09-29 WO PCT/JP2004/014669 patent/WO2005031742A1/ja active Application Filing
- 2004-09-29 JP JP2005514311A patent/JP3984269B2/ja not_active Expired - Fee Related
- 2004-09-29 CN CN2004800234992A patent/CN1836285B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05268081A (ja) * | 1992-03-23 | 1993-10-15 | Sony Corp | クロツク発生回路 |
JP2000149459A (ja) * | 1998-11-12 | 2000-05-30 | Sharp Corp | Pll回路 |
JP2003007004A (ja) * | 2001-06-19 | 2003-01-10 | Sony Corp | 情報記録再生装置および方法、記録媒体、並びにプログラム |
JP2004246948A (ja) * | 2003-02-12 | 2004-09-02 | Sanyo Electric Co Ltd | データ記録制御装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8469997B2 (en) | 2004-09-13 | 2013-06-25 | Would Care Technologies, LLC | Wound closure product and method of closing a wound |
WO2007047184A3 (en) * | 2005-10-11 | 2007-06-14 | Zoran Corp | Improvement to dvd-r/rw and dvd+r/rw recorders |
Also Published As
Publication number | Publication date |
---|---|
CN1836285A (zh) | 2006-09-20 |
JP3984269B2 (ja) | 2007-10-03 |
US20060176796A1 (en) | 2006-08-10 |
CN1836285B (zh) | 2012-07-04 |
US7817522B2 (en) | 2010-10-19 |
JPWO2005031742A1 (ja) | 2006-12-07 |
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