CA2620120A1 - Efficient test generator for video test patterns - Google Patents

Efficient test generator for video test patterns Download PDF

Info

Publication number
CA2620120A1
CA2620120A1 CA002620120A CA2620120A CA2620120A1 CA 2620120 A1 CA2620120 A1 CA 2620120A1 CA 002620120 A CA002620120 A CA 002620120A CA 2620120 A CA2620120 A CA 2620120A CA 2620120 A1 CA2620120 A1 CA 2620120A1
Authority
CA
Canada
Prior art keywords
memory
counter
pixel
generator
recited
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.)
Abandoned
Application number
CA002620120A
Other languages
English (en)
French (fr)
Inventor
Todd Martin Beazley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GVBB Holdings SARL
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2620120A1 publication Critical patent/CA2620120A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Controls And Circuits For Display Device (AREA)
CA002620120A 2005-08-31 2006-03-29 Efficient test generator for video test patterns Abandoned CA2620120A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71295205P 2005-08-31 2005-08-31
US60/712,952 2005-08-31
PCT/US2006/011488 WO2007027199A2 (en) 2005-08-31 2006-03-29 Efficient test generator for video test patterns

Publications (1)

Publication Number Publication Date
CA2620120A1 true CA2620120A1 (en) 2007-03-08

Family

ID=37809311

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002620120A Abandoned CA2620120A1 (en) 2005-08-31 2006-03-29 Efficient test generator for video test patterns

Country Status (6)

Country Link
US (1) US8743211B2 (https=)
EP (1) EP1938604A4 (https=)
JP (1) JP4904354B2 (https=)
CN (1) CN101401444B (https=)
CA (1) CA2620120A1 (https=)
WO (1) WO2007027199A2 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8277703B2 (en) 2010-04-23 2012-10-02 J. M. Huber Corporation Smoke suppressants
CN102647611A (zh) * 2011-02-18 2012-08-22 安凯(广州)微电子技术有限公司 芯片摄像头接口功能测试方法及装置
CN102137273B (zh) * 2011-03-28 2013-03-20 天津师范大学 三维色域数字电视测试方法
CN108536616B (zh) * 2018-03-28 2021-10-15 华中科技大学 一种提升pcm数据加密写性能和寿命的映射方法
TWI748297B (zh) * 2019-12-04 2021-12-01 瑞軒科技股份有限公司 自動化測試方法
TWI710778B (zh) 2019-12-04 2020-11-21 瑞軒科技股份有限公司 自動化測試系統及其裝置
CN119643105A (zh) * 2023-09-15 2025-03-18 广州视睿电子科技有限公司 屏幕的测试方法、系统、工控机和存储介质

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149178A (en) 1976-10-05 1979-04-10 American Technology Corporation Pattern generating system and method
EP0014327A3 (en) 1979-02-06 1980-09-03 Compact Video Systems, Inc. Electronic video tape evaluator
US4513318A (en) 1982-09-30 1985-04-23 Allied Corporation Programmable video test pattern generator for display systems
US4635096A (en) 1983-04-08 1987-01-06 Sony Corporation Test signal generator
US4724484A (en) 1986-08-14 1988-02-09 Ward Richard J System for testing video equipment
JPS647895A (en) 1987-06-30 1989-01-11 Anritsu Corp Color bar chroma signal generating circuit
JPH087549B2 (ja) 1989-01-30 1996-01-29 三菱電機株式会社 画面表示装置
JP2555442B2 (ja) 1989-03-07 1996-11-20 株式会社日立製作所 カラーディスプレイのコンバーゼンス調整指示装置
JPH02256391A (ja) 1989-03-09 1990-10-17 Konica Corp ビデオテープ
US5122863A (en) 1990-09-14 1992-06-16 Videotek, Inc. Method and apparatus for simultaneous display of video signal attributes
US5136368A (en) * 1991-01-24 1992-08-04 The Grass Valley Group, Inc. Television signal decoder with improved architecture
JP2686567B2 (ja) * 1991-03-19 1997-12-08 富士通株式会社 テスト用パターンジェネレータ
JPH05130648A (ja) 1991-11-07 1993-05-25 Mitsubishi Electric Corp テストパターン信号発生装置
JPH05183397A (ja) * 1991-12-27 1993-07-23 Matsushita Electric Ind Co Ltd パターン発生回路
JPH066838A (ja) 1992-06-17 1994-01-14 Matsushita Electric Ind Co Ltd 色回路調整装置
JPH06178329A (ja) * 1992-12-03 1994-06-24 Fujitsu Ltd 画像用テストパターン発生回路
KR960003448A (ko) * 1994-06-09 1996-01-26 김광호 텔레비젼 화면 조정용 테스트 패턴 디스플레이 방법 및 그 장치
EP0746168A1 (en) * 1995-06-02 1996-12-04 Fluke Corporation Test signals and test signal generators for testing a television signal decoder
EP0746169A1 (en) * 1995-06-02 1996-12-04 Fluke Corporation Test signals and test signal generators for testing a television signal decoder
US5781231A (en) 1996-01-22 1998-07-14 Tektronix, Inc. Real-time parameter adjustment of digitally synthesized video test signals
US6246422B1 (en) * 1998-09-01 2001-06-12 Sun Microsystems, Inc. Efficient method for storing texture maps in multi-bank memory
US6735334B2 (en) * 1999-10-29 2004-05-11 Canon Kabushiki Kaisha Optimizing processing gamuts for color conversion chains
US6741277B1 (en) 2000-01-13 2004-05-25 Koninklijke Philips Electronics N.V. System and method for automated testing of digital television receivers
US20020140818A1 (en) 2001-04-02 2002-10-03 Pelco System and method for generating raster video test patterns
US7061540B2 (en) * 2001-12-19 2006-06-13 Texas Instruments Incorporated Programmable display timing generator
JP2003250167A (ja) * 2002-02-25 2003-09-05 Nippon Hoso Kyokai <Nhk> 試験映像信号発生装置及びこれを用いた高周波信号発生装置
JP2004032466A (ja) * 2002-06-27 2004-01-29 Olympus Corp 集積回路
JP2004062068A (ja) 2002-07-31 2004-02-26 Matsushita Electric Ind Co Ltd 映像表示装置
KR20040063379A (ko) 2003-01-07 2004-07-14 삼성전자주식회사 비디오 패턴을 이용한 화면 조정 방법 및 비디오 패턴을제공하는 ｄｖｄ 플레이어

Also Published As

Publication number Publication date
WO2007027199A3 (en) 2008-11-13
US20090096872A1 (en) 2009-04-16
EP1938604A2 (en) 2008-07-02
WO2007027199A2 (en) 2007-03-08
US8743211B2 (en) 2014-06-03
CN101401444A (zh) 2009-04-01
JP2009507418A (ja) 2009-02-19
JP4904354B2 (ja) 2012-03-28
EP1938604A4 (en) 2011-08-31
CN101401444B (zh) 2011-07-27

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued

Effective date: 20160330