KR100254609B1 - 광디스크재생장치 - Google Patents
광디스크재생장치 Download PDFInfo
- Publication number
- KR100254609B1 KR100254609B1 KR1019970000112A KR19970000112A KR100254609B1 KR 100254609 B1 KR100254609 B1 KR 100254609B1 KR 1019970000112 A KR1019970000112 A KR 1019970000112A KR 19970000112 A KR19970000112 A KR 19970000112A KR 100254609 B1 KR100254609 B1 KR 100254609B1
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- data
- optical disc
- text
- output
- 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
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42646—Internal components of the client ; Characteristics thereof for reading from or writing on a non-volatile solid state storage medium, e.g. DVD, CD-ROM
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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
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- 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
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4348—Demultiplexing of additional data and video streams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
Claims (3)
- 광디스크재생장치에 있어서: 광디스크로부터 비디오 데이터 및 자막데이터를 포함하는 디지털신호를 재생하는 광픽업수단과; 상기 재생된 디지털신호를 수신하고, 문자제어명령을 수신하고, 복수의 텍스트부를 저장하고, 상기 문자제어명령에 따라 상기 복수의 텍스트부 중 적어도 하나를 대표하는 제 1 문자신호를 재생하며, 상기 재생된 디지털신호에 있는 상기 자막 데이터에 따라 제 2 문자신호를 재생하고, 상기 제 1 및 2 문자신호와 상기 재생된 디지털신호에 있는 상기 비디오데이터에 따라 디지털비디오신호를 재생하도록 처리하는 처리수단을 포함하는 것을 특징으로 하는 광디스크재생장치.
- 제1항에 있어서: 상기 처리수단은, 상기 재생된 디지털신호로부터 자막데이터를 추출하는 데이터 추출부와; 상기 자막데이터를 디코딩하는 디코더와; 상기 문자제어명령 및 클럭데이터를 수신하고, 상기 클럭데이터에 따라 타이밍신호를 발생시키고, 상기 문자제어명령에 따라 메모리주소를 발생시키는 제어부와; 상기 비디오 데이터 및 상기 타이밍신호에 따라 클럭신호를 발생시키는 타이밍 회로부와; 소정의 주소에 상기 복수의 텍스트부를 저장하며, 상기 디코딩된 자막데이터를 저장하고, 상기 메모리주소 및 상기 클럭신호에 따라 상기 텍스트부들 중 하나를 제 1 문자데이터로서 출력하고, 상기 클럭신호에 따라 상기 디코딩된 자막데이터를 제 2 문자신호로서 출력하는 한개의 메모리부를 포함하는 것을 특징으로 하는 광디스크재생장치.
- 광디스크재생장치에 있어서: 광디스크로부터 비디오 데이터 및 자막 데이터를 포함하는 디지털신호를 재생하는 광픽업수단과; 상기 재생된 신호에 있는 상기 비디오 데이터를 디코딩하는 비디오 디코딩수단과; 복수의 텍스트부를 저장하며, 문자 제어 명령을 수신하며, 상기 재생된 신호를 수신하며, 상기 문자제어명령에 따라 상기 복수의 텍스트부 들중 적어도 하나를 대표하는 제 1 문자 데이터를 재생하고, 상기 재생된 신호에 있는 상기 자막 데이터에 따라 제 2 문자 데이터를 발생시키는 문자표시수단을 포함하는 것을 특징으로 하는 광디스크재생장치.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970000112A KR100254609B1 (ko) | 1997-01-06 | 1997-01-06 | 광디스크재생장치 |
US09/003,330 US6349167B1 (en) | 1997-01-06 | 1998-01-06 | Optical disc reproducing apparatus and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970000112A KR100254609B1 (ko) | 1997-01-06 | 1997-01-06 | 광디스크재생장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980065238A KR19980065238A (ko) | 1998-10-15 |
KR100254609B1 true KR100254609B1 (ko) | 2000-05-01 |
Family
ID=19494132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970000112A Expired - Fee Related KR100254609B1 (ko) | 1997-01-06 | 1997-01-06 | 광디스크재생장치 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6349167B1 (ko) |
KR (1) | KR100254609B1 (ko) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960011893A (ko) * | 1994-09-30 | 1996-04-20 | 김광호 | 단파장용 광자기 디스크 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0987707B1 (en) * | 1995-08-21 | 2002-11-06 | Matsushita Electric Industrial Co., Ltd. | Optical disc reproduction device and reproduction method which can achieve a dynamic switching of the reproduced content |
JP2797033B2 (ja) * | 1995-08-21 | 1998-09-17 | 松下電器産業株式会社 | 光ディスクの再生装置及び再生方法 |
US6208350B1 (en) * | 1997-11-04 | 2001-03-27 | Philips Electronics North America Corporation | Methods and apparatus for processing DVD video |
-
1997
- 1997-01-06 KR KR1019970000112A patent/KR100254609B1/ko not_active Expired - Fee Related
-
1998
- 1998-01-06 US US09/003,330 patent/US6349167B1/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960011893A (ko) * | 1994-09-30 | 1996-04-20 | 김광호 | 단파장용 광자기 디스크 |
Also Published As
Publication number | Publication date |
---|---|
KR19980065238A (ko) | 1998-10-15 |
US6349167B1 (en) | 2002-02-19 |
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