Inventor
Zhichun Lei
Inventor
Stuttgart, DE
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Tprimary
G06TImage data processing or generation, in general47%
H04NPictorial communication, e.g. television29%
G10LSpeech analysis techniques or speech synthesis12%
G06KGraphical data reading6%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers6%
PatentTitleYear
9,311,927'Device and method for audible transient noise detection'20168,885,969'Method and apparatus for detecting coding artifacts in an image'20148,842,128'Image processing method and an image processing device for changing a saturation of image data'20148,588,544'Method and system for reducing ringing artifacts of image deconvolution'20138,339,516'Noise reduction method and unit for an image frame'20127,856,151'Method for edge-based multi rate image sharpness enhancement'20107,822,272'Adaptive histogram equalization for images with strong local contrast'20107,715,634'Method for classifying a signal'20107,365,800'Method for pre-processing image data'20087,102,697'Contrast enhancement of digital images'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006–2012Patents assigned to SONY DEUTSCHLAND GMBH (6)· patent assignee history
2006–2016Based in Stuttgart, DE· patent location history
2012–2016Patents assigned to LEI ZHICHUN (5)· patent assignee history
2013–2016Patents assigned to SONY CORP (4)· patent assignee history
2014–2016Patents assigned to MOESLE FRANK (2)· patent assignee history
2014–2016Patents assigned to SPRINGER PAUL (2)· patent assignee history
2014Based in Mulheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY DEUTSCHLAND GMBH | 6 | 2006–2012 |
| LEI ZHICHUNself | 5 | 2012–2016 |
| SONY CORP | 4 | 2013–2016 |
| MOESLE FRANK | 2 | 2014–2016 |
| SPRINGER PAUL | 2 | 2014–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Stuttgart, DE | 9 | 2006–2016 |
| Mulheim, DE | 1 | 2014 |