KR0176141B1 - 메모리 다중 영역 관리장치 및 방법 - Google Patents
메모리 다중 영역 관리장치 및 방법 Download PDFInfo
- Publication number
- KR0176141B1 KR0176141B1 KR1019960023618A KR19960023618A KR0176141B1 KR 0176141 B1 KR0176141 B1 KR 0176141B1 KR 1019960023618 A KR1019960023618 A KR 1019960023618A KR 19960023618 A KR19960023618 A KR 19960023618A KR 0176141 B1 KR0176141 B1 KR 0176141B1
- Authority
- KR
- South Korea
- Prior art keywords
- memory
- address
- data
- generating
- decoder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
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- 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
- G11B20/10527—Audio or video recording; Data buffering arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
-
- 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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
- H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
Description
Claims (2)
- 광디스크로부터 재생한 정보에 대한 복조, 에러정정 및 디스크램블링을 하고 오디오/비디오 디코더나 롬디코더로 디스크램블 완료된 데이터를 전송하는 광디스크 재생장치에 있어서, 다수의 유닛으로 이루어지며 각 유닛은 고유의 번호를 가지고, 상기 복조, 에러정정 및 디스크램블링에 따른 데이터의 리드 혹은 라이트를 하는 하나의 메모리와, 복조된 데이터를 래치하는 클럭을 카운트하여 어드레스를 발생하는 복조어드레스발생부와, 상기 메모리로부터 에러정정할 데이터를 읽어내기 위한 어드레스를 발생하는 에러정정 어드레스발생부와, 디스크램블한 데이터를 상기 메모리에 저장하기 위한 어드레스를 발생하는 디스크램블 어드레스발생부와, 데이터의 기록 혹은 재생을 위해 상기 메모리를 액세스하는 데 필요한 신호들을 발생하는 기록/재생제어부와, 상기 오디오/비디오 디코더나 롬디코더로부터 데이터 전송요구신호가 수신된 경우 상기 메모리로부터 전송할 데이터를 읽어내기 위한 어드레스를 발생하는 데이터출력 어드레스발생부와, 상기 각 어드레스발생부에서 발생되는 어드레스와 소정의 임계치를 비교하여 메모리의 오버플로우, 언더플로우 및 빈 상태를 판단하여 상기 기록/재생제어부로 더 이상의 기록 중지를 명하거나 상태를 알리는 신호를 발생하는 잔량제어부로 구성됨을 특징으로 하는 메모리 다중 영역 관리장치.
- 제1항에 있어서, 상기 메모리는 다이나믹램임을 특징으로 하는 메모리 다중 영역 관리장치.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960023618A KR0176141B1 (ko) | 1996-06-25 | 1996-06-25 | 메모리 다중 영역 관리장치 및 방법 |
| CN97113816A CN1118814C (zh) | 1996-06-25 | 1997-06-24 | 用来控制多区域存储器的装置和方法 |
| US08/882,231 US6072755A (en) | 1996-06-25 | 1997-06-25 | Optical disk player having multidomain memory for storing demodulated, error-corrected and descrambled data |
| GB9713310A GB2314668B (en) | 1996-06-25 | 1997-06-25 | Device and method for controlling multidomain memory |
| JP9169241A JP2977512B2 (ja) | 1996-06-25 | 1997-06-25 | メモリ多重領域管理装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960023618A KR0176141B1 (ko) | 1996-06-25 | 1996-06-25 | 메모리 다중 영역 관리장치 및 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR980004878A KR980004878A (ko) | 1998-03-30 |
| KR0176141B1 true KR0176141B1 (ko) | 1999-04-15 |
Family
ID=19463338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960023618A Expired - Fee Related KR0176141B1 (ko) | 1996-06-25 | 1996-06-25 | 메모리 다중 영역 관리장치 및 방법 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6072755A (ko) |
| JP (1) | JP2977512B2 (ko) |
| KR (1) | KR0176141B1 (ko) |
| CN (1) | CN1118814C (ko) |
| GB (1) | GB2314668B (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100223634B1 (ko) * | 1997-01-15 | 1999-10-15 | 윤종용 | 고속 데이타 처리 및 전송을 위한 에러정정용 메모리를 구비하는 시스템 디코더 및 에러정정용 메모리 제어방법 |
| SG76578A1 (en) * | 1997-12-19 | 2000-11-21 | Texas Instruments Inc | A buffer bandwidth-saving implementation of dvd ecc |
| JP2000036162A (ja) * | 1998-07-16 | 2000-02-02 | Fujitsu Ten Ltd | Md及びcd共用再生装置 |
| US6999386B2 (en) * | 2000-03-17 | 2006-02-14 | Matsushita Electric Industrial Co., Ltd. | Drive, method for reading data, information recording medium reproduction apparatus, and method for reproducing data having reading errors |
| KR100434296B1 (ko) * | 2002-03-19 | 2004-06-05 | 엘지전자 주식회사 | 광 디스크 기록 재생기의 메모리 운용 방법 및 장치 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8303859A (nl) * | 1983-11-10 | 1985-06-03 | Philips Nv | Selektief scramblen bij compact disc. |
| KR920010453B1 (ko) * | 1990-03-15 | 1992-11-28 | 주식회사 금성사 | 광디스크의 데이타 연속 입력 제어시스템 |
| JPH06162743A (ja) * | 1992-11-13 | 1994-06-10 | Sony Corp | 光学式ディスク再生装置と光学式ディスク再生方法 |
| US5499252A (en) * | 1992-11-20 | 1996-03-12 | Sanyo Electric Co., Ltd. | CD-ROM decoder having means for reading selected data from a CD into a memory |
| MY114518A (en) * | 1994-03-19 | 2002-11-30 | Sony Corp | Optical disk and method and apparatus for recording and then playing information back from that disk |
| CA2156463A1 (en) * | 1994-09-05 | 1996-03-06 | Nobuyuki Aoki | Data reproducing method and data reproducing apparatus |
| KR100302480B1 (ko) * | 1995-08-21 | 2001-11-22 | 마츠시타 덴끼 산교 가부시키가이샤 | 영상내용의신선함을오래유지할수있는멀티미디어광디스크및그재생장치와재생방법 |
| JP3729364B2 (ja) * | 1996-07-18 | 2005-12-21 | ソニー株式会社 | 記録媒体、記録媒体再生装置、記録媒体再生方法、記録媒体記録装置、および、記録媒体記録方法 |
-
1996
- 1996-06-25 KR KR1019960023618A patent/KR0176141B1/ko not_active Expired - Fee Related
-
1997
- 1997-06-24 CN CN97113816A patent/CN1118814C/zh not_active Expired - Fee Related
- 1997-06-25 JP JP9169241A patent/JP2977512B2/ja not_active Expired - Fee Related
- 1997-06-25 US US08/882,231 patent/US6072755A/en not_active Expired - Fee Related
- 1997-06-25 GB GB9713310A patent/GB2314668B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1066029A (ja) | 1998-03-06 |
| US6072755A (en) | 2000-06-06 |
| CN1118814C (zh) | 2003-08-20 |
| GB2314668A (en) | 1998-01-07 |
| JP2977512B2 (ja) | 1999-11-15 |
| CN1170200A (zh) | 1998-01-14 |
| GB9713310D0 (en) | 1997-08-27 |
| GB2314668B (en) | 1998-06-17 |
| KR980004878A (ko) | 1998-03-30 |
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