Inventor

Dennis P. Cheney

Inventor

Vestal, NY, US

Overview

1994–2011

Patent span

Electricity

Primary field (CPC H)

Patents· 14 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television61%

G06FElectric digital data processing11%

G09GArrangements or circuits for control of indicating devices using static means to present variable information11%

G06TImage data processing or generation, in general6%

G11CStatic stores6%

H03MCoding6%

PatentTitleYear

8,014,651'MPEG-2 decoder, method and buffer scheme for providing enhanced trick mode playback of a video stream'2011 7,729,421'Low latency video decoder with high-quality, variable scaling and minimal frame buffer memory'2010 6,996,174'MPEG video decoder with integrated scaling and display functions'2006 6,519,283'Integrated video processing system having multiple video sources and implementing picture-in-picture with on-screen display graphics'2003 6,469,743'Programmable external graphics/video port for digital video decode system chip'2002 6,470,051'MPEG video decoder with integrated scaling and display functions'2002 5,963,222'Multi-format reduced memory MPEG decoder with hybrid memory address generation'1999 5,929,911'Multiformat reduced memory MPEG-2 compliant decoder'1999 5,777,679'Video decoder including polyphase fir horizontal filter'1998 5,668,599'Memory management for an MPEG2 compliant decoder'1997 5,576,765'Video decoder'1996 5,333,301'Data transfer bus system and method serving multiple parallel asynchronous units'1994 5,285,456'System and method for improving the integrity of control information'1994 5,276,808'Data storage buffer system and method'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2011Patents assigned to IBM (14)· patent assignee history

1994–2010Based in Vestal, NY, US· patent location history

2011Based in Round Rock, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	14	1994–2011

Locations

Location	Patents	Span
Vestal, New York, US	13	1994–2010
Round Rock, Texas, US	1	2011