Ottawa, Canada

Leo L Strawczynski

This inventor holds 75 USPTO granted patents, plus 10 CIPO patents and 9 EPO patents, primarily in Optical Communications (CPC class H04L). Top assignees: Nortel Networks Corporation, Apple Inc., Northern Telecom Limited. Active years: 1983-2020.


% Patents Active = 77.3

 

 

Average Co-Inventor Count = 3.0

ph-index = 26

Forward Citations = 3,140(Granted Patents)

Forward Citations (Not Self Cited) = 3,114(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ottowa, CA (2002)
  • Ontario, CA (2010)
  • Cupertino, CA (US) (2016 - 2017)
  • Nepean, CA (2012 - 2019)
  • Ottawa, CA (1983 - 2020)

Company Filing History:


Years Active: 1983-2020

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Areas of Expertise:
Hybrid ARQ Schemes
Optical Communications
Adaptive Time Diversity
Spatial Diversity
Optical Dispersion Compensation
High Speed Data
Multi-Carrier Arrangement
Digital Performance Monitoring
Wireless Communication
Transmitter Defects
Polarization Effects
Phase Non-Linearities
75 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Leo L Strawczynski - Pioneering Inventor in Ottawa, Canada

Introduction:

Leo L Strawczynski, a prolific inventor based in Ottawa, Canada, has made remarkable contributions in the field of telecommunications and optical communications. With a total of 75 patents to his name, he has revolutionized the way data is transmitted and compensated for defects in optical communications systems.

Latest Patents:

1. Hybrid ARQ schemes with soft combining in variable rate packet data applications: Leo’s system and method offer a flexible approach to transmitting high-speed data on fixed-rate and variable-rate channels. It allows for adjusting data rates, coding rates, and retransmissions, supporting partial soft combining of retransmitted data and parity bit selection. This innovation paves the way for more efficient data transmissions.

2. Compensation of transmitter or receiver defects in an optical communications system: Leo’s breakthrough involves compensating for non-ideal responses of signal paths in optical communication signals. By generating data streams that account for these defects and utilizing advanced converter technology, Leo’s invention ensures smoother and more reliable optical communications.

Career Highlights:

Leo L Strawczynski has left a significant mark in renowned companies such as Nortel Networks Corporation and Apple Inc. His expertise and innovative thinking have significantly influenced the development of cutting-edge technologies in these organizations.

Collaborations:

Throughout his career, Leo has collaborated with industry experts like Wen Tong and Shalini Suresh Periyalwar. This collaborative spirit and shared expertise have led to the successful implementation of groundbreaking inventions and advancements in the field of telecommunications.

Conclusion:

Leo L Strawczynski’s impressive portfolio of patents and his innovative approach to solving complex technological challenges have established him as a pioneering inventor in Ottawa, Canada. His contributions to the field of telecommunications and optical communications continue to inspire future innovations in the industry.

Profile summary based on public USPTO records.
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