Joseph W. Lechleider (22 February 1933,

Brooklyn Brooklyn () is a borough of New York City, coextensive with Kings County, in the U.S. state of New York. Kings County is the most populous county in the State of New York, and the second-most densely populated county in the United States, be ...

– 18 April 2015) was the inventor at the

Bell Telephone Company The Bell Telephone Company, a common law joint stock company, was organized in Boston, Massachusetts, on July 9, 1877, by Alexander Graham Bell's father-in-law Gardiner Greene Hubbard, who also helped organize a sister company – the New Englan ...

of the

DSL Digital subscriber line (DSL; originally digital subscriber loop) is a family of technologies that are used to transmit digital data over telephone lines. In telecommunications marketing, the term DSL is widely understood to mean asymmetric dig ...

(digital subscriber line) technology. In 1992, Joseph Lechleider was elevated to the grade of

IEEE The Institute of Electrical and Electronics Engineers (IEEE) is a 501(c)(3) professional association for electronic engineering and electrical engineering (and associated disciplines) with its corporate office in New York City and its operation ...

fellow for contribution to the theory and practices of high-speed digital subscriber lines.

Early life

Lechleider attended

Brooklyn Technical High School Brooklyn Technical High School, commonly called Brooklyn Tech and administratively designated High School 430, is an elite public high school in New York City that specializes in science, technology, engineering, and mathematics. It is one of th ...

before earning his undergraduate degree from

Cooper Union The Cooper Union for the Advancement of Science and Art (Cooper Union) is a private college at Cooper Square in New York City. Peter Cooper founded the institution in 1859 after learning about the government-supported École Polytechnique in ...

and a Ph.D. from the Polytechnic Institute of Brooklyn (now part of the

New York University Tandon School of Engineering The New York University Tandon School of Engineering (commonly referred to as Tandon) is the engineering and applied sciences school of New York University. Tandon is the second oldest private engineering and technology school in the United Sta ...

References

1933 births 2015 deaths Engineers from Brooklyn American inventors History of the Internet Brooklyn Technical High School alumni Polytechnic Institute of New York University alumni Cooper Union alumni {{US-inventor-stub