Inventor

Didier J. LeGall

Inventor

Los Altos, CA, US

Overview

23→

Patents

1989–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 23 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary

H04NPictorial communication, e.g. television66%

G11BInformation storage based on relative movement between record carrier and transducer11%

G06TImage data processing or generation, in general6%

H03HImpedance networks, e.g. resonant circuits6%

B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for3%

G02BOptical elements, systems or apparatus3%

G06KGraphical data reading3%

G06VImage or video recognition or understanding3%

PatentTitleYear

10,609,341Automatic maintenance of front and/or rear windshield visibility2020 10,015,490High efficiency video coding for video with interlaced and progressive content using lookahead2018 9,826,234'High efficiency video coding for video with interlaced and progressive content using lookahead'2017 9,514,783'Video editing with connected high-resolution video camera and video cloud server'2016 9,478,256'Video editing processor for video cloud server'2016 9,286,940'Video editing with connected high-resolution video camera and video cloud server'2016 9,247,196'High efficiency video coding for video with interlaced and progressive content using lookahead'2016 8,768,142'Video editing with connected high-resolution video camera and video cloud server'2014 8,675,101'Temperature-based fixed pattern noise and bad pixel calibration'2014 8,243,171'High resolution zoom: a novel digital zoom for digital video camera'2012 7,907,665'Multi-channel video compression system'2011 7,880,776'High resolution zoom: a novel digital zoom for digital video camera'2011 7,688,364'Decimating and cropping based zoom factor for a digital camera'2010 6,512,550'Motion compensated de-interlacing'2003 6,331,874'Motion compensated de-interlacing'2001 5,929,916'Variable bit rate encoding'1999 5,878,166'Field frame macroblock encoding decision'1999 5,872,598'Scene change detection using quantization scale factor rate control'1999 5,761,398'Three stage hierarchal motion vector determination'1998 5,128,791'Multi-channel HDTV system'1992 5,121,216'Adaptive transform coding of still images'1992 5,049,993'Format conversion preprocessing method and circuit'1991 4,829,378'Sub-band coding of images with low computational complexity'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1992Patents assigned to BELL COMMUNICATIONS RES (4)· patent assignee history

1989Based in Springfield, NJ, US· patent location history

1991–2020Based in Los Altos, CA, US· patent location history

1992Based in Springfield Township, NJ, US· patent location history

1998–1999Patents assigned to C CUBE MICROSYSTEMS (3)· patent assignee history

2010–2020Patents assigned to AMBARELLA INC (12)· patent assignee history

2012–2014Patents assigned to LEGALL DIDIER (2)· patent assignee history

2012–2014Patents assigned to LINZER ELLIOT N (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AMBARELLA INC	12	2010–2020
BELL COMMUNICATIONS RES	4	1989–1992
C CUBE MICROSYSTEMS	3	1998–1999
LEGALL DIDIERself	2	2012–2014
LINZER ELLIOT N	2	2012–2014

Locations

Location	Patents	Span
Los Altos, California, US	21	1991–2020
Springfield Township, New Jersey, US	1	1992
Springfield, New Jersey, US	1	1989