TWI372365B - Method and apparatus for directional edge enhancement - Google Patents
Method and apparatus for directional edge enhancementInfo
- Publication number
- TWI372365B TWI372365B TW095132824A TW95132824A TWI372365B TW I372365 B TWI372365 B TW I372365B TW 095132824 A TW095132824 A TW 095132824A TW 95132824 A TW95132824 A TW 95132824A TW I372365 B TWI372365 B TW I372365B
- Authority
- TW
- Taiwan
- Prior art keywords
- edge enhancement
- directional edge
- directional
- enhancement
- edge
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/73—Deblurring; Sharpening
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/20—Image enhancement or restoration using local operators
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/13—Edge detection
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20004—Adaptive image processing
- G06T2207/20012—Locally adaptive
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20172—Image enhancement details
- G06T2207/20192—Edge enhancement; Edge preservation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Image Processing (AREA)
- Picture Signal Circuits (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW095132824A TWI372365B (en) | 2006-09-06 | 2006-09-06 | Method and apparatus for directional edge enhancement |
US11/896,755 US8005313B2 (en) | 2006-09-06 | 2007-09-05 | Edge enhancing device and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW095132824A TWI372365B (en) | 2006-09-06 | 2006-09-06 | Method and apparatus for directional edge enhancement |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200813890A TW200813890A (en) | 2008-03-16 |
TWI372365B true TWI372365B (en) | 2012-09-11 |
Family
ID=39151613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW095132824A TWI372365B (en) | 2006-09-06 | 2006-09-06 | Method and apparatus for directional edge enhancement |
Country Status (2)
Country | Link |
---|---|
US (1) | US8005313B2 (zh) |
TW (1) | TWI372365B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10636124B2 (en) | 2017-11-22 | 2020-04-28 | Realtek Semiconductor Corp. | Image enhancement method utilizing pixels of an input image in a YUV color space |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102257558B (zh) | 2008-12-19 | 2015-08-12 | 株式会社半导体能源研究所 | 用于驱动液晶显示装置的方法 |
TWI392335B (zh) * | 2009-08-14 | 2013-04-01 | Sunplus Technology Co Ltd | 在縮放器中去除一影像訊號之環形雜訊之濾波系統及方法 |
JP2012247873A (ja) * | 2011-05-25 | 2012-12-13 | Sony Corp | 画像処理装置および方法 |
JP2012247874A (ja) | 2011-05-25 | 2012-12-13 | Sony Corp | 画像処理装置および方法 |
KR101805623B1 (ko) * | 2011-06-15 | 2017-12-07 | 삼성전자주식회사 | 영상 고주파 정보 추정 및 안정화를 통한 고해상도 영상 생성 방법 및 장치 |
CN104346778B (zh) * | 2013-07-30 | 2017-08-22 | 比亚迪股份有限公司 | 图像的边缘增强方法和装置以及数码摄像设备 |
TWI645706B (zh) * | 2017-05-08 | 2018-12-21 | 瑞昱半導體股份有限公司 | 影像處理方法及影像處理裝置 |
TWI640958B (zh) * | 2017-10-30 | 2018-11-11 | 瑞昱半導體股份有限公司 | 增強影像邊緣的電子裝置與影像處理方法 |
CN109862338B (zh) * | 2017-11-30 | 2021-03-02 | 瑞昱半导体股份有限公司 | 影像增强方法及影像增强装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02177683A (ja) | 1988-09-29 | 1990-07-10 | Toshiba Corp | 画素信号の相関判定および補間データ作成装置 |
US5991463A (en) | 1995-11-08 | 1999-11-23 | Genesis Microchip Inc. | Source data interpolation method and apparatus |
TW535408B (en) | 2001-11-15 | 2003-06-01 | Sunplus Technology Co Ltd | Sharpness-enhancing method and device of digital image amplification circuit |
JP4517872B2 (ja) * | 2005-02-10 | 2010-08-04 | ソニー株式会社 | 画像処理装置、画像処理方法、画像処理方法のプログラム及び画像処理方法のプログラムを記録した記録媒体 |
TWI304187B (en) | 2006-01-03 | 2008-12-11 | Realtek Semiconductor Corp | Method and apparatus for image edge detection |
-
2006
- 2006-09-06 TW TW095132824A patent/TWI372365B/zh active
-
2007
- 2007-09-05 US US11/896,755 patent/US8005313B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10636124B2 (en) | 2017-11-22 | 2020-04-28 | Realtek Semiconductor Corp. | Image enhancement method utilizing pixels of an input image in a YUV color space |
Also Published As
Publication number | Publication date |
---|---|
US8005313B2 (en) | 2011-08-23 |
TW200813890A (en) | 2008-03-16 |
US20080056600A1 (en) | 2008-03-06 |
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