KR0178414B1 - 패킷 변환 장치 및 방법 - Google Patents
패킷 변환 장치 및 방법 Download PDFInfo
- Publication number
- KR0178414B1 KR0178414B1 KR1019940024910A KR19940024910A KR0178414B1 KR 0178414 B1 KR0178414 B1 KR 0178414B1 KR 1019940024910 A KR1019940024910 A KR 1019940024910A KR 19940024910 A KR19940024910 A KR 19940024910A KR 0178414 B1 KR0178414 B1 KR 0178414B1
- Authority
- KR
- South Korea
- Prior art keywords
- packet
- recording
- transport
- data
- circuit
- 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
-
- 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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
-
- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
-
- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1201—Formatting, e.g. arrangement of data block or words on the record carriers on tapes
- G11B20/1207—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only
- G11B20/1208—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only for continuous data, e.g. digitised analog information signals, pulse code modulated [PCM] data
-
- 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
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
-
- 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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
- H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
-
- 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
- G11B20/00007—Time or data compression or expansion
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Facsimile Transmission Control (AREA)
Abstract
Description
Claims (6)
- 전송 패킷의 선두를 검출하는 선두 검출 수단과, 상기 선두 검출 수단의 검출 결과에 따라 하나 이상의 기록 패킷 단위로 소정 개수의 상기 전송 패킷을 순차적으로 배열하여 패킷화 함으로써 상기 하나 이상의 기록 패킷 단위로 상기 소정 개수의 전송 패킷의 배열 위치를 규정하는 패킷화 수단과, 상기 하나 이상의 기록 패킷 단위에서 상기 전송 패킷이 기록되어 있지 않은 부분에 예비 데이터를 배열하는 삽입 수단을 구비한 것을 특징으로 하는 패킷 변환 장치.
- 제1항에 있어서, 상기 패킷화 수단 및 삽입 수단은 상기 하나 이상의 기록 패킷 단위를 기록할 수 있는 용량을 가지며, 상기 소정 개수의 전송 패킷 및 상기 예비 데이터의 기록과 독출을 제어함으로써 상기 예비 데이터가 삽입된 기록 패킷을 출력하는 기억 수단을 구비한 것을 특징으로 하는 패킷 변환 장치.
- 전송 패킷을 소정 길이의 기록 패킷에 연속적으로 배열하여 패킷화하는 패킷화 수단과, 상기 기록 패킷에서 상기 전송 패킷의 선두 위치를 검출하는 선두 검출 수단과, 상기 선두 검출 수단의 검출 결과에 따라 상기 기록 패킷에서의 상기 전송 패킷의 선두 위치를 나타내는 상기 기록 패킷의 위치 정보를 작성하는 위치 검출 수단과, 상기 위치 정보를 상기 기록 패킷의 소정 위치에 삽입하는 삽입 수단을 구비한 것을 특징으로 하는 패킷 변환 장치.
- 전송 패킷의 선두를 검출하는 단계와, 상기 검출 결과에 따라 하나 이상의 기록 패킷 단위로 소정 개수의 상기 전송 패킷을 순차적으로 배열하여 패킷화하는 단계와, 상기 패킷화 단계에 의해 상기 하나 이상의 기록 패킷 단위에서 상기 소정 개수의 전송 패킷의 배열 위치를 규정하는 단계와, 상기 하나 이상의 기록 패킷 단위에서 상기 전송 패킷이 기록되어 있지 않은 부분에 예비 데이터를 삽입하는 단계를 포함한 것을 특징으로 하는 패킷 변환 방법.
- 제4항에 있어서, 상기 패킷화 단계 및 예비 데이터 삽입 단계는 상기 하나 이상의 기록 패킷 단위를 기록할 수 있는 용량을 가지며, 상기 소정 개수의 전송 패킷 및 상기 예비 데이터의 기록과 독출을 제어함으로써 상기 예비 데이터가 삽입된 기록 패킷을 출력하는 기억 수단을 사용하여 실행되는 것을 특징으로 하는 패킷 변환 방법.
- 전송 패킷을 소정 길이의 기록 패킷에 연속적으로 배열하여 패킷화하는 단계와, 상기 기록 패킷에서 상기 전송 패킷의 선두 위치를 검출하는 단계와, 상기 검출 결과에 따라 상기 기록 패킷에서의 상기 전송 패킷의 선두위치를 나타내는 위치 정보를 작성하는 단계와, 상기 위치 정보를 상기 기록 패킷의 소정 위치에 삽입하는 단계를 포함한 것을 특징으로 하는 패킷 변환 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP93-245430 | 1993-09-30 | ||
JP24543093 | 1993-09-30 | ||
JP94-234695 | 1994-09-29 | ||
JP23469594A JP3312818B2 (ja) | 1993-09-30 | 1994-09-29 | パケット変換装置及びパケット変換方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950010376A KR950010376A (ko) | 1995-04-28 |
KR0178414B1 true KR0178414B1 (ko) | 1999-04-15 |
Family
ID=26531703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940024910A Expired - Fee Related KR0178414B1 (ko) | 1993-09-30 | 1994-09-30 | 패킷 변환 장치 및 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5546399A (ko) |
JP (1) | JP3312818B2 (ko) |
KR (1) | KR0178414B1 (ko) |
TW (1) | TW297208B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100890817B1 (ko) * | 2007-11-14 | 2009-03-30 | 지씨티 세미컨덕터 인코포레이티드 | Dmb 수신 장치를 위한 패킷 처리 장치 및 이를 이용하는dmb 수신 장치 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6571361B1 (en) * | 1995-09-29 | 2003-05-27 | Kabushiki Kaisha Toshiba | Encoder and decoder |
US6493838B1 (en) * | 1995-09-29 | 2002-12-10 | Kabushiki Kaisha Toshiba | Coding apparatus and decoding apparatus for transmission/storage of information |
US6415398B1 (en) * | 1995-09-29 | 2002-07-02 | Kabushiki Kaisha Toshiba | Coding system and decoding system |
JPH09139937A (ja) * | 1995-11-14 | 1997-05-27 | Fujitsu Ltd | 動画ストリーム変換装置 |
JP3434653B2 (ja) * | 1996-12-05 | 2003-08-11 | 富士通株式会社 | マルチメディアデータ蓄積伝送方法及び装置 |
JP4491925B2 (ja) * | 2000-07-03 | 2010-06-30 | ソニー株式会社 | デマルチプレクサおよびそれを使用する受信機 |
EP1868310B1 (en) * | 2002-10-17 | 2017-04-05 | QUALCOMM Incorporated | Method and apparatus for receiving a block of data in a communication system |
US20060018633A1 (en) * | 2004-07-22 | 2006-01-26 | Ching-Yu Tsai | Digital video storage system and related method of storing digital video data |
JP4502047B2 (ja) * | 2008-06-25 | 2010-07-14 | 株式会社日立製作所 | ディジタル信号記録方法及び装置 |
JP4582249B2 (ja) * | 2009-09-04 | 2010-11-17 | 株式会社日立製作所 | ディジタル信号記録方法及び装置 |
JP5120469B2 (ja) * | 2011-01-14 | 2013-01-16 | 株式会社日立製作所 | ディジタル信号処理装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05344162A (ja) * | 1992-06-09 | 1993-12-24 | Canon Inc | データ伝送装置 |
US5289276A (en) * | 1992-06-19 | 1994-02-22 | General Electric Company | Method and apparatus for conveying compressed video data over a noisy communication channel |
US5376969A (en) * | 1993-11-15 | 1994-12-27 | Rca Thomson Licensing Corporation | Method and apparatus for conveying compressed video data over a noisy communication channel |
-
1994
- 1994-09-29 US US08/314,642 patent/US5546399A/en not_active Expired - Lifetime
- 1994-09-29 JP JP23469594A patent/JP3312818B2/ja not_active Expired - Fee Related
- 1994-09-30 TW TW083109049A patent/TW297208B/zh active
- 1994-09-30 KR KR1019940024910A patent/KR0178414B1/ko not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100890817B1 (ko) * | 2007-11-14 | 2009-03-30 | 지씨티 세미컨덕터 인코포레이티드 | Dmb 수신 장치를 위한 패킷 처리 장치 및 이를 이용하는dmb 수신 장치 |
Also Published As
Publication number | Publication date |
---|---|
KR950010376A (ko) | 1995-04-28 |
TW297208B (ko) | 1997-02-01 |
JP3312818B2 (ja) | 2002-08-12 |
US5546399A (en) | 1996-08-13 |
JPH07176144A (ja) | 1995-07-14 |
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