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Uniden

Uniden is a 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 Uniden rather than just read about it. In short: Uniden Holdings Corporation (ユニデンホールディングス株式会社, Yuniden Hôrudingusu) is a Japanese company in the wireless communication industry. History Uniden was established in 1966 by its founder Hidero Fujimoto as "Uni Electronics Corp".

Uniden — main illustration
Uniden — illustration

Key takeaways

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

Reference excerpt

Uniden Holdings Corporation (ユニデンホールディングス株式会社, Yuniden Hôrudingusu) is a Japanese company in the wireless communication industry.

History Uniden was established in 1966 by its founder Hidero Fujimoto as "Uni Electronics Corp". Uniden became a well-known brand in the 1970s by manufacturing and marketing millions of citizens band radios (CB), under the Uniden brand as well as for other companies such as Midland and Realistic, which rebranded the equipment under their own labels. Uniden also marketed CB radios in the United Kingdom under the Uniden and Uniace brands during the early 1980s. During the 1980s, Uniden grew to become the world's largest manufacturer of cordless telephones in addition to television satellite equipment, mobile radios, advanced marine electronics and radio scanners (the latter under the BearCat brand). In Europe, it became successful in the telecommunications market with its introduction of 900 MHz cordless telephones. As Uniden continued to grow and extend its international operations, Uniden Australia and Uniden New Zealand were established in 1989. Uniden's revenue has plummeted since smartphones and VoIP solutions became mainstream. In 2007, Uniden had revenue of ¥77.7 billion. Three years later in 2010, Uniden reported revenue of ¥35.5 billion. In 2017, Uniden began the R-Series, Uniden's first digital radar detectors, with the introduction of the R1 and R3. Uniden then continued with the introduction of the R7, R8, and R4. In 2023, Uniden launched the R9, their first custom-install radar detector and laser jammer system. In late 2024, Uniden released an updated version of many of their R-Series models with the introduction of the R4w, R8w, and R9w, bringing Wi-Fi support to their detectors. Wi-Fi enables over-the-air firmware updates and updates to the on-device GPS database via the official R/Tach app.

Acquisition of Attowave (2021) On 24 September 2021, Uniden acquired Attowave Co., Ltd., a Seoul-based South Korean developer and manufacturer of radar-detector technology established in 1998, for approximately ¥2.12 billion (₩22.9 billion). Attowave’s patented horn-antenna and RF-circuit designs are now integrated into Uniden’s R-series radar detectors (e.g., R4 and R8).. The deal also marked Uniden’s first major hardware-technology acquisition and expanded its R&D footprint into South Korea. Notably, Uniden's radar detectors are now manufactured in South Korea.

Operation As of 2018, core products included cordless telephones, radar detectors, radio scanners, CB radios, and security/surveillance products. According to the company’s support site, Uniden no longer produces cordless telephones as of 2023. At one point Uniden produced more than two million wireless products every month and purportedly manufactured one cordless phone every 3.2 seconds—a statistic still cited on Uniden Australia's website. Uniden operates globally, but its main commercial activities are situated in the United States and Japan. Manufacturing sites have been located in China, South Korea, and Vietnam. In 2008, Uniden began moving production from China to Vietnam to take advantage of lower wages. Uniden was purchased by Cornwall Capital, a private equity firm based in New York, in August 2022. Uniden was delisted from the Tokyo Stock Exchange on 29 November 2022.

Gallery

References

External links In English Uniden America In English Uniden Australia In English Uniden Holdings Japan In Japanese Uniden Holdings Japan

Illustrations

Uniden illustration
Uniden illustration
Uniden illustration
Uniden illustration
Uniden illustration

Worked examples

Example 1 — a first encounter with Uniden

Start with the simplest possible case. Write down what Uniden claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In 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 Uniden 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 Uniden 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 Uniden

In research
Uniden appears in 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 Uniden 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
Uniden is common in secondary-school and first-year university syllabi. It links to neighbouring topics Amateur radio companies, Chūō, Tokyo, Electronics companies of Japan, so understanding it makes those chapters shorter.
In everyday life
Look for Uniden 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 Uniden in 20 minutes

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

Frequently asked questions

What is Uniden in simple terms?

Uniden Holdings Corporation (ユニデンホールディングス株式会社, Yuniden Hôrudingusu) is a Japanese company in the wireless communication industry. History Uniden was established in 1966 by its founder Hidero Fujimoto as "Uni Electronics Corp".

Why does Uniden matter?

Because it connects several 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 Uniden?

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 Uniden.

Tags

  • Amateur radio companies
  • Chūō, Tokyo
  • Electronics companies of Japan
  • Japanese brands
  • Japanese companies established in 1966
  • Manufacturing companies based in Tokyo
  • Manufacturing companies established in 1966
  • Marine electronics
  • Radio manufacturers
  • Telecommunications companies based in Tokyo
  • Telecommunications companies established in 1966

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