DE602004009581T2 - Verfahren und system zur erkennung schwacher oder ungültiger signale in datenströmen - Google Patents
Verfahren und system zur erkennung schwacher oder ungültiger signale in datenströmen Download PDFInfo
- Publication number
- DE602004009581T2 DE602004009581T2 DE602004009581T DE602004009581T DE602004009581T2 DE 602004009581 T2 DE602004009581 T2 DE 602004009581T2 DE 602004009581 T DE602004009581 T DE 602004009581T DE 602004009581 T DE602004009581 T DE 602004009581T DE 602004009581 T2 DE602004009581 T2 DE 602004009581T2
- Authority
- DE
- Germany
- Prior art keywords
- valid
- detected
- compressed information
- information stream
- weak
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 48
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical compound ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
- H04N5/783—Adaptations for reproducing at a rate different from the recording rate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
-
- 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
- H04N5/93—Regeneration of the television signal or of selected parts thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Image Analysis (AREA)
- Communication Control (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48890803P | 2003-07-21 | 2003-07-21 | |
| US488908P | 2003-07-21 | ||
| PCT/US2004/009176 WO2005018230A1 (en) | 2003-07-21 | 2004-03-25 | Method and system for detecting weak or invalid signals in data streams |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE602004009581D1 DE602004009581D1 (de) | 2007-11-29 |
| DE602004009581T2 true DE602004009581T2 (de) | 2008-07-24 |
Family
ID=34193079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE602004009581T Expired - Lifetime DE602004009581T2 (de) | 2003-07-21 | 2004-03-25 | Verfahren und system zur erkennung schwacher oder ungültiger signale in datenströmen |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7783155B2 (https=) |
| EP (1) | EP1647139B1 (https=) |
| JP (1) | JP4682134B2 (https=) |
| KR (1) | KR101065139B1 (https=) |
| CN (2) | CN1826802A (https=) |
| BR (1) | BRPI0412738A (https=) |
| DE (1) | DE602004009581T2 (https=) |
| MY (1) | MY141913A (https=) |
| WO (1) | WO2005018230A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4358081B2 (ja) * | 2004-03-31 | 2009-11-04 | パナソニック株式会社 | 映像記録装置 |
| EP1729529A1 (en) * | 2005-06-02 | 2006-12-06 | BRITISH TELECOMMUNICATIONS public limited company | Video signal loss detection |
| CN100458864C (zh) * | 2006-04-14 | 2009-02-04 | 天津大学 | 提高微弱信号采集精度的方法与电路 |
| WO2009028012A1 (en) * | 2007-08-29 | 2009-03-05 | Thomson Licensing | Method for generating video data for trick play |
| CN102213603B (zh) * | 2011-04-13 | 2013-10-16 | 北京航空航天大学 | 一种基于单片机的低频微弱信号检测仪 |
| CN107820076B (zh) * | 2017-12-01 | 2020-11-24 | 珠海亿智电子科技有限公司 | 一种模拟视频输入端口信号检测电路及方法 |
| KR20240049567A (ko) * | 2021-09-08 | 2024-04-16 | 엘지전자 주식회사 | 무선 전력 전송 시스템에서 불법 패킷의 처리 및 유효성 검증에 대한 방법 및 장치 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5565921A (en) * | 1993-03-16 | 1996-10-15 | Olympus Optical Co., Ltd. | Motion-adaptive image signal processing system |
| US5621772A (en) * | 1995-01-20 | 1997-04-15 | Lsi Logic Corporation | Hysteretic synchronization system for MPEG audio frame decoder |
| EP1148727A1 (en) * | 2000-04-05 | 2001-10-24 | THOMSON multimedia | Method and device for decoding a digital video stream in a digital video system using dummy header insertion |
| EP1148729B1 (en) * | 2000-04-05 | 2014-03-05 | THOMSON multimedia | Method and device for decoding a digital video stream in a digital video system using dummy header insertion |
| US6844943B2 (en) | 2000-11-29 | 2005-01-18 | Thomson Licensing Sa | Method and apparatus for video recording from previous recorded video |
| US6931071B2 (en) * | 2001-08-31 | 2005-08-16 | Stmicroelectronics, Inc. | Apparatus and method for synchronizing video and audio MPEG streams in a video playback device |
-
2004
- 2004-03-25 WO PCT/US2004/009176 patent/WO2005018230A1/en not_active Ceased
- 2004-03-25 CN CNA2004800211990A patent/CN1826802A/zh active Pending
- 2004-03-25 EP EP04801837A patent/EP1647139B1/en not_active Expired - Lifetime
- 2004-03-25 US US10/565,027 patent/US7783155B2/en not_active Expired - Fee Related
- 2004-03-25 CN CN201010181113A patent/CN101815228A/zh active Pending
- 2004-03-25 JP JP2006521048A patent/JP4682134B2/ja not_active Expired - Fee Related
- 2004-03-25 BR BRPI0412738-2A patent/BRPI0412738A/pt not_active IP Right Cessation
- 2004-03-25 DE DE602004009581T patent/DE602004009581T2/de not_active Expired - Lifetime
- 2004-03-25 KR KR1020067001340A patent/KR101065139B1/ko not_active Expired - Fee Related
- 2004-07-15 MY MYPI20042847A patent/MY141913A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN1826802A (zh) | 2006-08-30 |
| CN101815228A (zh) | 2010-08-25 |
| EP1647139A1 (en) | 2006-04-19 |
| US20060233244A1 (en) | 2006-10-19 |
| JP2006528866A (ja) | 2006-12-21 |
| US7783155B2 (en) | 2010-08-24 |
| WO2005018230A1 (en) | 2005-02-24 |
| BRPI0412738A (pt) | 2006-09-26 |
| DE602004009581D1 (de) | 2007-11-29 |
| MY141913A (en) | 2010-07-30 |
| KR101065139B1 (ko) | 2011-09-16 |
| KR20060030117A (ko) | 2006-04-07 |
| EP1647139B1 (en) | 2007-10-17 |
| JP4682134B2 (ja) | 2011-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |