Inventor

Raymond Blackham

Inventor

Penn Valley, CA, US

Overview

1991–2015

Patent span

Electricity

Primary field (CPC H)

Patents· 15 as inventor

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

H04Bprimary

H04BTransmission44%

H04NPictorial communication, e.g. television22%

G06TImage data processing or generation, in general11%

H03MCoding11%

G11BInformation storage based on relative movement between record carrier and transducer6%

H04LTransmission of digital information, e.g. telegraphic communication6%

PatentTitleYear

9,083,403'Multiple input, multiple output wireless communication system, associated methods and data structures'2015 8,934,567'Multiple input, multiple output wireless communication system, associated methods and data structures'2015 8,665,981'Multiple input, multiple output wireless communication system, associated methods and data structures'2014 8,068,554'Multiple input, multiple output wireless communication system, associated methods and data structures'2011 7,978,780'Adaptive cyclic delay diversity for mobile devices'2011 7,809,404'MIMO passive channel emulator'2010 7,672,387'Multiple input, multiple output wireless communication system, associated methods and data structures'2010 7,602,745'Multiple input, multiple output wireless communication system, associated methods and data structures'2009 5,699,120'Motion vector using a transform function identification signal'1997 5,696,849'Cascaded anti-aliasing filter control for sampled images'1997 5,638,133'Method of creating video effects by use of keyframes'1997 5,619,198'Number format conversion apparatus for signal processing'1997 5,173,948'Video image mapping system'1992 5,041,998'Digital video mixer'1991 4,994,803'Random number dither circuit for digital-to-analog output signal linearity'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1992Patents assigned to GRASS VALLEY GROUP (2)· patent assignee history

1991–2015Based in Penn Valley, CA, US· patent location history

1997Patents assigned to TEKTRONIX INC (4)· patent assignee history

2009–2015Patents assigned to INTEL CORP (8)· patent assignee history

2011–2014Patents assigned to BLACKHAM RAYMOND (2)· patent assignee history

2011–2014Patents assigned to HO MINNIE (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
INTEL CORP	8	2009–2015
TEKTRONIX INC	4	1997
BLACKHAM RAYMONDself	2	2011–2014
GRASS VALLEY GROUP	2	1991–1992
HO MINNIE	2	2011–2014

Locations

Location	Patents	Span
Penn Valley, California, US	15	1991–2015