LexDanaLexDanabeta
Inventor

Steven A. Tretter

Inventor
Silver Spring, MD, US

Overview

7→
Patents
1977–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 7 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication75%
G10KSound-producing devices13%
H03MCoding13%
PatentTitleYear
8,601,355'System and method for determining parity bit soft information at a turbo decoder output'20137,133,809'System, device, and method for time-domain equalizer training using a two-pass auto-regressive moving average model'20065,388,124'Precoding scheme for transmitting data using optimally-shaped constellations over intersymbol-interference channels'19955,091,953'Repetitive phenomena cancellation arrangement with multiple sensors and actuators'19924,873,701'Modem and method for 8 dimensional trellis code modulation'19894,646,305'High speed data modem using multilevel encoding'19874,054,838'QAM phase jitter and frequency offset correction system'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2013Based in Silver Spring, MD, US· patent location history
1987Patents assigned to CASE COMMUNICATIONS INC (1)· patent assignee history
1987Based in Silver Springs, MD, US· patent location history
1992–1995Patents assigned to UNIV MARYLAND (2)· patent assignee history
2006Patents assigned to NORTEL NETWORKS LTD (1)· patent assignee history
2013Patents assigned to JOHNSON BRIAN FRANCIS (1)· patent assignee history
2013Patents assigned to JOVANOVIC SLOBODAN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV MARYLAND21992–1995
CASE COMMUNICATIONS INC11987
JOHNSON BRIAN FRANCIS12013
JOVANOVIC SLOBODAN12013
NORTEL NETWORKS LTD12006
Locations
LocationPatentsSpan
Silver Spring, Maryland, US61977–2013
Silver Springs, Maryland, US11987