Inventor

Mark J. Dapper

Inventor

Cincinnati, OH, US

Overview

1981–2013

Patent span

Electricity

Primary field (CPC H)

Patents· 34 as inventor

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

H04Hprimary

H04HBroadcast communication13%

H04LTransmission of digital information, e.g. telegraphic communication13%

H04BTransmission8%

G06FElectric digital data processing8%

H04JMultiplex communication8%

H04MTelephonic communication8%

H04NPictorial communication, e.g. television8%

H03MCoding8%

H04KSecret communication8%

H04WWireless communication networks8%

PatentTitleYear

8,576,693'Systems and method for orthogonal frequency division multiplexing'2013 8,547,824'Systems and methods for orthogonal frequency divisional multiplexing'2013 8,406,115'Systems and methods for orthogonal frequency division multiplexing'2013 8,351,321'Systems and method for orthogonal frequency divisional multiplexing'2013 8,174,956'Systems and method for orthogonal frequency divisional multiplexing'2012 8,089,853'Systems and method for orthogonal frequency divisional multiplexing'2012 7,881,181'Systems and method for orthogonal frequency divisional multiplexing'2011 6,662,367'Poly-phase filters in multicarrier communication systems'2003 6,606,351'Ingress protection in a communication system with orthogonal carriers'2003 6,594,322'Method of distributed loop control for a multicarrier telephony transport'2003 6,535,715'Hybrid/fiber coax video and telephony communication system with poly-phase filtering'2003 6,487,405'Communication system with multicarrier telephony transport for controlling a plurality of service units'2002 6,434,583'Fast fourier transform apparatus and method'2002 6,366,585'Distributed control in a communication system'2002 6,292,651'Communication system with multicarrier transport distribution network between a head end terminal and remote units'2001 6,282,683'Communication system with multicarrier telephony transport'2001 6,275,990'Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith'2001 6,128,334'Receiver addressable AM compatible digital broadcast system'2000 5,930,687'Apparatus and method for generating an AM-compatible digital broadcast waveform'1999 5,898,732'Data service channel provision for an AM compatible broadcast system'1999 5,878,089'Coherent signal detector for AM-compatible digital audio broadcast waveform recovery'1999 5,859,876'Method and apparatus for improving AM compatible digital broadcast analog fidelity'1999 5,809,065'Method and apparatus for improving the quality of AM compatible digital broadcast system signals in the presence of distortion'1998 5,764,706'AM compatible digital waveform frame timing recovery and frame synchronous power measurement'1998 5,703,954'Method and apparatus for improving the quality of AM compatible digital broadcast system signals in the presence of distortion'1997 5,633,896'AM compatible digital waveform demodulation using a dual FFT'1997 5,606,576'Adaptive mode control system for AM compatible digital broadcast'1997 5,588,022'Method and apparatus for AM compatible digital broadcasting'1996 5,559,830'Equalization system for AM compatible digital receiver'1996 5,172,395'Method of and apparatus for deriving an indication of noise content of data bits'1992 5,073,905'Apparatus for and method of synchronizing a local oscillator to a received digital bit stream'1991 4,879,527'Phase lock loop and improved phase detector therefor'1989 4,748,641'Suppressed carrier modulation method'1988 4,281,412'Method of and apparatus for transmitting and recovering offset QPSK modulated data'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2013Based in Cincinnati, OH, US· patent location history

1997–1999Patents assigned to USA DIGITAL RADIO PARTNERS L P (7)· patent assignee history

1999Based in Cinncinnati, OH, US· patent location history

2001–2011Patents assigned to ADC TELECOMMUNICATIONS INC (11)· patent assignee history

2012–2013Patents assigned to ANDERSON BRIAN D (6)· patent assignee history

2012–2013Patents assigned to BERG DARRELL (6)· patent assignee history

2012–2013Patents assigned to BOUALOUANG SOMVAY (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ADC TELECOMMUNICATIONS INC	11	2001–2011
USA DIGITAL RADIO PARTNERS L P	7	1997–1999
ANDERSON BRIAN D	6	2012–2013
BERG DARRELL	6	2012–2013
BOUALOUANG SOMVAY	6	2012–2013

Locations

Location	Patents	Span
Cincinnati, OH, US	33	1981–2013
Cinncinnati, OH, US	1	1999