Qingfeng Yu

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Belmont, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Image selection and recognition processing from a video feed
- Patent number 9,626,577
- Issue date Apr 18, 2017
- Amazon Technologies, Inc.
- Qingfeng Yu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Sharpness-based frame selection for OCR
- Patent number 9,576,210
- Issue date Feb 21, 2017
- Amazon Technologies, Inc.
- Yue Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Sharpness-based frame selection for OCR
- Patent number 9,418,316
- Issue date Aug 16, 2016
- Amazon Technologies, Inc.
- Yue Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Text detection using features associated with neighboring glyph pairs
- Patent number 9,367,736
- Issue date Jun 14, 2016
- Amazon Technologies, Inc.
- Thibaud Senechal
- G06 - COMPUTING CALCULATING COUNTING