Inventor

Mirjana Popovic

Inventor

Ottawa, CA

Overview

2004–2017

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

H04BTransmission55%

H04MTelephonic communication35%

H04QSelecting5%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers5%

PatentTitleYear

9,544,702'Dynamic characterization of a communication device'2017 8,654,967'System for conditioning echo response of loop start trunk line'2014 7,817,797'Method and apparatus for detecting echo path changes in an acoustic echo canceller'2010 7,792,280'Narrow band tone detection in echo canceling system'2010 7,738,653'Method for selecting impedance setting for loop start trunk line'2010 7,693,276'Method of measuring distortion and determining residue-echo threshold in loop start trunk circuits'2010 7,508,931'Method for detecting echo path changes in echo cancellers'2009 7,408,891'Echo canceller employing H-register and storage register'2008 7,215,762'Method of selecting impedance setting for loop start trunk line'2007 7,212,628'Echo cancellation/suppression and double-talk detection in communication paths'2007 7,187,765'Method of capturing constant echo path information in a full duplex speakerphone using default coefficients'2007 6,999,582'Echo cancelling/suppression for handsets'2006 6,956,830'Line echo cancellation system'2005 6,947,395'Locating network echos'2005 6,768,723'Method of operating a full duplex speakerphone echo canceller'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2006Patents assigned to ZARLINK SEMICONDUCTOR INC (2)· patent assignee history

2004–2017Based in Ottawa, CA· patent location history

2005–2017Patents assigned to MITEL NETWORKS CORP (11)· patent assignee history

2005–2007Patents assigned to MITEL KNOWLEDGE CORP (2)· patent assignee history

2008Based in Ontario, CA· patent location history

2014–2017Patents assigned to POPOVIC MIRJANA (2)· patent assignee history

2014–2017Patents assigned to SCHULZ DIETER (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITEL NETWORKS CORP	11	2005–2017
MITEL KNOWLEDGE CORP	2	2005–2007
POPOVIC MIRJANAself	2	2014–2017
SCHULZ DIETER	2	2014–2017
ZARLINK SEMICONDUCTOR INC	2	2004–2006

Locations

Location	Patents	Span
Ottawa, CA	14	2004–2017
Ontario, CA	1	2008