WO2004098167A3 - A system and process for generating high dynamic range video - Google Patents
A system and process for generating high dynamic range video Download PDFInfo
- Publication number
- WO2004098167A3 WO2004098167A3 PCT/US2004/010167 US2004010167W WO2004098167A3 WO 2004098167 A3 WO2004098167 A3 WO 2004098167A3 US 2004010167 W US2004010167 W US 2004010167W WO 2004098167 A3 WO2004098167 A3 WO 2004098167A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pixel
- frame
- video
- exposure
- dynamic range
- Prior art date
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/40—Image enhancement or restoration by the use of histogram techniques
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration by the use of more than one image, e.g. averaging, subtraction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/72—Combination of two or more compensation controls
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
- H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
-
- 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
- H04N5/781—Television signal recording using magnetic recording on disks or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006509622A JP4397048B2 (en) | 2003-04-29 | 2004-04-01 | System and method for generating high dynamic range video |
EP04749672A EP1618737A4 (en) | 2003-04-29 | 2004-04-01 | A system and process for generating high dynamic range video |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/425,338 US6879731B2 (en) | 2003-04-29 | 2003-04-29 | System and process for generating high dynamic range video |
US10/425,338 | 2003-04-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004098167A2 WO2004098167A2 (en) | 2004-11-11 |
WO2004098167A3 true WO2004098167A3 (en) | 2005-04-28 |
Family
ID=33309678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/010167 WO2004098167A2 (en) | 2003-04-29 | 2004-04-01 | A system and process for generating high dynamic range video |
Country Status (7)
Country | Link |
---|---|
US (4) | US6879731B2 (en) |
EP (1) | EP1618737A4 (en) |
JP (1) | JP4397048B2 (en) |
KR (1) | KR101026577B1 (en) |
CN (1) | CN100524345C (en) |
TW (1) | TWI396433B (en) |
WO (1) | WO2004098167A2 (en) |
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US7010174B2 (en) | 2006-03-07 |
JP2006525747A (en) | 2006-11-09 |
TWI396433B (en) | 2013-05-11 |
TW200509687A (en) | 2005-03-01 |
US20060133688A1 (en) | 2006-06-22 |
WO2004098167A2 (en) | 2004-11-11 |
US7382931B2 (en) | 2008-06-03 |
US6879731B2 (en) | 2005-04-12 |
EP1618737A4 (en) | 2011-05-11 |
CN1799057A (en) | 2006-07-05 |
US20050243177A1 (en) | 2005-11-03 |
KR101026577B1 (en) | 2011-03-31 |
EP1618737A2 (en) | 2006-01-25 |
CN100524345C (en) | 2009-08-05 |
KR20060012278A (en) | 2006-02-07 |
US20050047676A1 (en) | 2005-03-03 |
JP4397048B2 (en) | 2010-01-13 |
US20040218830A1 (en) | 2004-11-04 |
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