computer science

Paradyne

Paradyne is a computer science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Paradyne rather than just read about it. In short: Paradyne Networks, Inc. was a manufacturer of telecommunications hardware, based in Largo, Florida. The company formed in 1969 as Paradyne Corporation to supply computer communications systems and expanded steadily through the 1970s and 80s.

Key takeaways

Paradyne belongs to computer science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Paradyne to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Paradyne from memory before moving on to harder problems.

Reference excerpt

Paradyne Networks, Inc. was a manufacturer of telecommunications hardware, based in Largo, Florida. The company formed in 1969 as Paradyne Corporation to supply computer communications systems and expanded steadily through the 1970s and 80s. During these period it operated in the high-end modem market and competed with Motorola Codex, Racal-Milgo, and divisions of AT&T and IBM. As one of its first major purchases after the 1982 Breakup of the Bell System, AT&T purchased the company for $250 million in 1989 and renamed it to AT&T Paradyne. The company grew to become a major supplier in the digital subscriber line (DSL) industry as that expanded. When AT&T spun off Lucent in 1996, Paradyne moved to the new company. Lucent quickly sold Paradyne to Texas Pacific Group (TPG Capital) for $175 million where it became Paradyne Networks, Inc..

In 2004, Paradyne acquired Net to Net Technologies. The company was acquired by Zhone Technologies in 2005 for US$183.6 million.

References

"Paradyne At A Glance". Archived from the original on 6 February 1997. "Lucent Technologies Agrees To Sell AT&T Paradyne Unit". The New York Times. 20 June 1996. Bonner Jr., George (23 March 1983). "Paradyne Corporation, a maker of 'modems,' rebounds and astounds". The Christian Science Monitor. Trigaux, Robert (4 October 2005). ""For sale' sign out at AT&T Paradyne". Tampa Bay Times.

Further reading Davis, J. Steve (1988). "Ethical Problems in Competitive Bidding: The Paradyne Case". Business and Professional Ethics Journal. 7 (2): 3–25. ISSN 0277-2027.

External links Official website at the Wayback Machine (archived 2004-06-23) Official website (AT&T Paradyne) at the Wayback Machine (archived 1996-12-28)

Illustrations

Worked examples

Example 1 — a first encounter with Paradyne

Start with the simplest possible case. Write down what Paradyne claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Paradyne before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Paradyne ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Paradyne

In research: Paradyne appears in computer science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Paradyne in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Paradyne is common in secondary-school and first-year university syllabi. It links to neighbouring topics American companies established in 1969, Defunct computer companies of the United States, Defunct computer hardware companies, so understanding it makes those chapters shorter.
In everyday life: Look for Paradyne outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Paradyne in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Paradyne means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Paradyne out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Paradyne in simple terms?

Why does Paradyne matter?

Because it connects several computer science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Paradyne?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Paradyne.