JP4202426B2 - 垂直帰線消去期間データを復号する際に可変オーバーサンプリング比をサポートする方法および装置 - Google Patents
垂直帰線消去期間データを復号する際に可変オーバーサンプリング比をサポートする方法および装置 Download PDFInfo
- Publication number
- JP4202426B2 JP4202426B2 JP52892898A JP52892898A JP4202426B2 JP 4202426 B2 JP4202426 B2 JP 4202426B2 JP 52892898 A JP52892898 A JP 52892898A JP 52892898 A JP52892898 A JP 52892898A JP 4202426 B2 JP4202426 B2 JP 4202426B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- vertical blanking
- sampling
- signal
- oversampled
- 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
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
- H04N7/035—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal
- H04N7/0352—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal for regeneration of the clock signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
- H04N7/035—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Dc Digital Transmission (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/771,228 US5812207A (en) | 1996-12-20 | 1996-12-20 | Method and apparatus for supporting variable oversampling ratios when decoding vertical blanking interval data |
| US08/771,228 | 1996-12-20 | ||
| PCT/US1997/023391 WO1998028914A1 (en) | 1996-12-20 | 1997-12-16 | Method and apparatus for supporting variable oversampling ratios when decoding vertical blanking interval data |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002512745A JP2002512745A (ja) | 2002-04-23 |
| JP2002512745A5 JP2002512745A5 (enExample) | 2005-06-16 |
| JP4202426B2 true JP4202426B2 (ja) | 2008-12-24 |
Family
ID=25091130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52892898A Expired - Fee Related JP4202426B2 (ja) | 1996-12-20 | 1997-12-16 | 垂直帰線消去期間データを復号する際に可変オーバーサンプリング比をサポートする方法および装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US5812207A (enExample) |
| EP (1) | EP0947097B1 (enExample) |
| JP (1) | JP4202426B2 (enExample) |
| AU (1) | AU5610498A (enExample) |
| DE (1) | DE69721049T2 (enExample) |
| WO (1) | WO1998028914A1 (enExample) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6377308B1 (en) * | 1996-06-26 | 2002-04-23 | Intel Corporation | Method and apparatus for line-specific decoding of VBI scan lines |
| US6415439B1 (en) | 1997-02-04 | 2002-07-02 | Microsoft Corporation | Protocol for a wireless control system |
| US6067122A (en) * | 1998-04-23 | 2000-05-23 | Intel Corporation | Host-based anti-ghosting of teletext data based on non-oversampled data |
| US6043848A (en) * | 1998-09-21 | 2000-03-28 | Telecruz Technology, Inc. | Television system for recovering digital data encoded in a television signal |
| US6351289B1 (en) * | 1998-11-24 | 2002-02-26 | Winbond Electronics Corp. | Method and apparatus that generates VBI data coding waveforms |
| US6255975B1 (en) * | 1999-04-27 | 2001-07-03 | Cirrus Logic, Inc. | Circuits and methods for noise filtering in 1-bit audio applications and systems using the same |
| DE19956937A1 (de) * | 1999-11-26 | 2001-05-31 | Philips Corp Intellectual Pty | Anordnung zur Rückgewinnung von Datenbits eines Datensignals |
| US6937289B1 (en) | 1999-12-30 | 2005-08-30 | Microsoft Corporation | Method and system for downloading and storing interactive device content using the horizontal overscan portion of a video signal |
| US7150028B1 (en) | 1999-12-30 | 2006-12-12 | Microsoft Corporation | Method and system for downloading, storing and displaying coupon data using the horizontal overscan portion of a video signal |
| US6704058B2 (en) * | 1999-12-30 | 2004-03-09 | Microsoft Corporation | System and method of adaptive timing estimation for horizontal overscan data |
| US6556247B1 (en) | 1999-12-30 | 2003-04-29 | Microsoft Corporation | Method and system for decoding data in the horizontal overscan portion of a video signal |
| US7415718B1 (en) * | 2000-05-31 | 2008-08-19 | Aol Llc | Receiving and processing vertical blanking interval data |
| US6839091B1 (en) * | 2000-07-24 | 2005-01-04 | Zoran Microelectronics Ltd. | Recovering data encoded in television signals |
| US6907096B1 (en) * | 2000-09-29 | 2005-06-14 | Intel Corporation | Data recovery method and apparatus |
| JP3636061B2 (ja) * | 2000-11-08 | 2005-04-06 | 日本電気株式会社 | データ挿入装置及びその方法 |
| US7490275B2 (en) | 2001-02-02 | 2009-02-10 | Rambus Inc. | Method and apparatus for evaluating and optimizing a signaling system |
| US20020191104A1 (en) * | 2001-03-26 | 2002-12-19 | Mega Chips Corporation | Image conversion device, image conversion method and data conversion circuit as well as digital camera |
| US6906757B2 (en) * | 2001-10-09 | 2005-06-14 | Sony Corporation | Method and system for enhancing resolution in a video signal by digital simulation of analog H-sweep velocity modulation |
| JP2003339031A (ja) * | 2002-05-20 | 2003-11-28 | Hitachi Ltd | テレビジョン受像機 |
| US6825135B2 (en) | 2002-06-06 | 2004-11-30 | Micron Technology, Inc. | Elimination of dendrite formation during metal/chalcogenide glass deposition |
| US7076377B2 (en) * | 2003-02-11 | 2006-07-11 | Rambus Inc. | Circuit, apparatus and method for capturing a representation of a waveform from a clock-data recovery (CDR) unit |
| US6973142B2 (en) * | 2003-03-19 | 2005-12-06 | Freescale Semiconductor, Inc. | Timing synchronization for M-DPSK channels |
| TWI249955B (en) * | 2004-06-03 | 2006-02-21 | Realtek Semiconductor Corp | An apparatus and a method for receiving a digital signal |
| KR100640630B1 (ko) * | 2005-01-17 | 2006-10-31 | 삼성전자주식회사 | 수직 귀선 기간에 실린 데이터를 추출하기 위한 디지털영상 신호 처리 장치 및 방법 |
| US7697066B2 (en) * | 2005-11-28 | 2010-04-13 | General Instrument Corporation | Method and apparatus for detecting data in a vertical blanking interval |
| JP2007288260A (ja) * | 2006-04-12 | 2007-11-01 | Matsushita Electric Ind Co Ltd | Vbiデータスライス回路 |
| TWI320661B (en) * | 2006-09-22 | 2010-02-11 | Mstar Semiconductor Inc | Apparatus and method for detecting vertical blanking interval signals |
| JP5151159B2 (ja) * | 2007-01-24 | 2013-02-27 | 日本電気株式会社 | データ転送回路及びそれに用いるデータ転送方法 |
Family Cites Families (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US34810A (en) * | 1862-04-01 | Improved device for raising water by steam | ||
| US4301466A (en) | 1980-02-01 | 1981-11-17 | Ampex Corporation | Fast acting phase shifting apparatus for use in digital sampling systems |
| JPS5776910A (en) * | 1980-10-29 | 1982-05-14 | Matsushita Electric Ind Co Ltd | Ghost rejecting device |
| JPS598485A (ja) * | 1982-07-05 | 1984-01-17 | Matsushita Electric Ind Co Ltd | 文字多重放送受信機 |
| JPS5986385A (ja) * | 1982-11-09 | 1984-05-18 | Toshiba Corp | サンプリングパルス生成回路 |
| US4658294A (en) * | 1984-12-31 | 1987-04-14 | Park Chong S | Direct memory access control device for use in teletext signal receiving apparatus |
| US4774715A (en) * | 1987-03-11 | 1988-09-27 | Telesystems Slw Inc. | Device for demodulating a spread spectrum signal |
| US5089892A (en) * | 1989-04-13 | 1992-02-18 | Victor Company Of Japan, Ltd. | Ghost canceller employing plural reference signals |
| JP2843690B2 (ja) * | 1990-04-27 | 1999-01-06 | 株式会社日立製作所 | 波形等化回路 |
| JPH04298182A (ja) * | 1991-03-27 | 1992-10-21 | Sanyo Electric Co Ltd | 映像信号処理回路 |
| US5278872A (en) * | 1991-05-28 | 1994-01-11 | North American Philips Corporation | System and circuit architecture for echo cancellation and a television receiver comprising same |
| US5301023A (en) * | 1991-10-18 | 1994-04-05 | Zenith Electronics Corp. | Data slicing system |
| KR960015390B1 (ko) * | 1991-12-06 | 1996-11-11 | 삼성전자 주식회사 | 고스트제거방법 및 장치 |
| KR0141579B1 (ko) * | 1991-12-11 | 1998-06-15 | 강진구 | 고스트제거장치 및 방법 |
| KR960005988B1 (ko) * | 1991-12-24 | 1996-05-06 | 삼성항공산업주식회사 | 로보트 아암의 단부 이펙터(Effector) |
| US5371545A (en) * | 1992-03-11 | 1994-12-06 | Thomson Consumer Electronics, Inc. | Auxiliary video data slicer with adjustable window for detecting the run in clock |
| CA2131711C (en) * | 1992-03-11 | 2002-10-15 | Enrique Rodriguez-Cavazos | Auxiliary video data slicer |
| GB9206495D0 (en) * | 1992-03-25 | 1992-05-06 | Philips Electronics Uk Ltd | Receiving data signals |
| DE69226943T2 (de) * | 1992-06-01 | 1999-02-11 | Thomson Multimedia, Boulogne, Cedex | Zusatzvideodatentrenner |
| JP3257081B2 (ja) * | 1992-10-08 | 2002-02-18 | ソニー株式会社 | データ復調装置 |
| AU5796594A (en) * | 1993-03-22 | 1994-09-29 | Matsushita Electric Industrial Co., Ltd. | Waveform equalizer |
| US5552726A (en) * | 1993-05-05 | 1996-09-03 | Texas Instruments Incorporated | High resolution digital phase locked loop with automatic recovery logic |
| US5321512A (en) * | 1993-05-07 | 1994-06-14 | Zoran Corporation | Ghost signal cancellation system using feedforward and feedback filters for television signals |
| KR0164563B1 (ko) * | 1993-07-23 | 1999-03-20 | 김광호 | 데이타 분리 회로 |
| JPH0799616A (ja) * | 1993-09-27 | 1995-04-11 | Sony Corp | テレビ受像機 |
| US5565930A (en) * | 1993-10-26 | 1996-10-15 | Samsung Electronics Co., Ltd. | Receiver with oversampling analog-to-digital conversion for digital signals accompanied by analog TV signals |
| KR960012019B1 (ko) * | 1993-11-18 | 1996-09-09 | 엘지전자 주식회사 | 에이치디티브이(hdtv)의 채널등화기 |
| US5483289A (en) * | 1993-12-22 | 1996-01-09 | Matsushita Electric Industrial Co., Ltd. | Data slicing circuit and method |
| US5506626A (en) * | 1994-01-14 | 1996-04-09 | Matsushita Electric Industrial Co., Ltd. | Closed-caption decoder circuit having robust synchronization features |
| KR960011739B1 (ko) * | 1994-01-18 | 1996-08-30 | 대우전자 주식회사 | 실시간 계수 갱신값 추출장치를 구비한 등화기 |
| US5537151A (en) * | 1994-02-16 | 1996-07-16 | Ati Technologies Inc. | Close caption support with timewarp |
| JP3257259B2 (ja) * | 1994-07-01 | 2002-02-18 | ソニー株式会社 | データ抽出装置 |
| KR0176755B1 (ko) * | 1994-07-15 | 1999-05-01 | 구자홍 | 영상신호 처리기의 캡션라인 검출회로 |
| US5555024A (en) * | 1994-12-23 | 1996-09-10 | Samsung Electronics Co., Ltd. | Transmitters for burying digital signals within the trace and retrace intervals of NTSC television signals |
| JPH08317254A (ja) * | 1995-05-23 | 1996-11-29 | Sharp Corp | ゴースト除去装置 |
| US5555025A (en) * | 1995-06-07 | 1996-09-10 | Intel Corporation | Apparatus and method for performing asynchronous multi-standard VBI data extraction |
| US5590154A (en) * | 1995-06-26 | 1996-12-31 | Motorola, Inc. | Equalizer circuit and a method for equalizing a continuous signal |
| US5699124A (en) * | 1995-06-28 | 1997-12-16 | General Instrument Corporation Of Delaware | Bandwidth efficient communication of user data in digital television data stream |
| US5657088A (en) * | 1995-12-22 | 1997-08-12 | Cirrus Logic, Inc. | System and method for extracting caption teletext information from a video signal |
| JPH1013796A (ja) * | 1996-06-25 | 1998-01-16 | Mitsubishi Electric Corp | 文字多重データサンプリング回路 |
| US5953065A (en) * | 1996-06-26 | 1999-09-14 | Intel Corporation | Method and apparatus for common vertical blanking interval scan line decoding |
-
1996
- 1996-12-20 US US08/771,228 patent/US5812207A/en not_active Expired - Fee Related
-
1997
- 1997-12-16 EP EP97952516A patent/EP0947097B1/en not_active Expired - Lifetime
- 1997-12-16 WO PCT/US1997/023391 patent/WO1998028914A1/en not_active Ceased
- 1997-12-16 DE DE69721049T patent/DE69721049T2/de not_active Expired - Fee Related
- 1997-12-16 JP JP52892898A patent/JP4202426B2/ja not_active Expired - Fee Related
- 1997-12-16 AU AU56104/98A patent/AU5610498A/en not_active Abandoned
-
1998
- 1998-06-08 US US09/093,460 patent/US6005632A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AU5610498A (en) | 1998-07-17 |
| US5812207A (en) | 1998-09-22 |
| DE69721049T2 (de) | 2003-11-06 |
| EP0947097B1 (en) | 2003-04-16 |
| US6005632A (en) | 1999-12-21 |
| EP0947097A1 (en) | 1999-10-06 |
| EP0947097A4 (en) | 2000-04-05 |
| DE69721049D1 (de) | 2003-05-22 |
| JP2002512745A (ja) | 2002-04-23 |
| WO1998028914A1 (en) | 1998-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4202426B2 (ja) | 垂直帰線消去期間データを復号する際に可変オーバーサンプリング比をサポートする方法および装置 | |
| US6239843B1 (en) | Method and system for decoding data in a signal | |
| US9536545B2 (en) | Audio visual signature, method of deriving a signature, and method of comparing audio-visual data background | |
| JP3257081B2 (ja) | データ復調装置 | |
| US7046298B2 (en) | Data signal extraction apparatus | |
| US5914719A (en) | Index and storage system for data provided in the vertical blanking interval | |
| JP2002530707A (ja) | 情報信号における補足データの埋め込みと抽出 | |
| US6381287B1 (en) | Data slicer | |
| CN1109442C (zh) | 具有彩色误差校正装置的用于显示主和辅助图像的电视系统 | |
| NL8500937A (nl) | Detektieinrichting met foutenblokken voor digitale gegevens en afspeelinrichting. | |
| AU636084B2 (en) | Datv encoding and decoding method and apparatus | |
| US7599004B2 (en) | Digital video signal processing apparatus and method for extracting data in a vertical blanking interval | |
| US7710500B2 (en) | Video processing apparatus and methods using selectively modified sync positions | |
| US7649568B2 (en) | Image data decoding method of image vertical blanking interval and a device thereof | |
| WO1997050033A1 (en) | Noise tolerant run-in clock recovery method and apparatus | |
| JP4120095B2 (ja) | 画像情報変換装置および変換方法 | |
| KR100819342B1 (ko) | 데이터 신호의 데이터 비트들을 검색하는 장치 | |
| KR100301049B1 (ko) | 다중방송규격식별장치및방법 | |
| JP3534272B2 (ja) | デジタルビデオ信号デコーダ | |
| JPH0923395A (ja) | Agc回路およびacc回路 | |
| HK1023248B (en) | Television system for displaying main and auxiliary images with color error correction provisions | |
| JPH07319445A (ja) | 文字画縮小回路 | |
| JPH07177534A (ja) | ディジタルタイムベースコレクタ | |
| JPH07231433A (ja) | データ検出装置 | |
| JPH04179389A (ja) | 映像信号比較回路 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040916 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040916 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070109 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20070330 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070405 |
|
| A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20070521 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080108 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080408 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20080909 |
|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20081009 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111017 Year of fee payment: 3 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121017 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131017 Year of fee payment: 5 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |