Bell Labs (Bell Labs) Change the Ten Inventions of the World

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Transistors - As a substitute for vacuum tubes and mechanical relay volumes, transistors are developed in Bell laboratory in 1947 and bring a revolution in the entire electronic world. Transistors have excited a new era of modern technology to create from inventions from manned spacecraft and computer, to portable radios and stereo. Today, people have made billions of transistors every week.

Laser ---- The invention can be traced back to a paper published by Bell Laboratory researchers in 1958 by ray exclamation. Laser has opened a new scientific research area and opened a huge market including medical, communication and consumer electronics.

Optical communication ---- broadband system is the foundation of the Internet. Bell Labs improvement in photoconvention (optical technology), covers various techniques from laser to fiber. Scientists engaged in optical network research have continued to create new records in terms of speed and capacity, and recently developed a system that transmitted traffic in one second is ten times the Internet.

Data Network ---- Since the first fax in 1925, Bell Lab continuously creates a method of providing other businesses other than voice services. In the final four decades, by connecting New Hampshire's electrical transmissions to a computer in New York, the researchers have realized long-distance remote operation for the computer. In the entire eight, 1990, the Bell Lab has increased the speed of the modem and the world's first digital subscriber line (DSL) technology test. Today, DSL is becoming a technique that is commonly used to convert conventional copper wire lines to high-speed data connection, so that users can access the Internet faster.

Digital Transmission and Exchange ---- 1962, the Bell Labs conducted a digital multiplexing of voice signals for the first time. This innovation not only creates a more economical, stable and flexible network design, but also lays a foundation for advanced network services such as 911 emergency calls, 800 free calls, call waiting, and call numbers. In addition, digital networking is a basis for fusion of computers and communication systems.

Honeycomb Telephone Technology - The mid-Forty-Year, Bell Lab has created the concept of honeycombs and develops the world's first commercial mobile phone service. Since then, Bell Lab continues to innovate in the wireless field, and created digital cellular telephone technology, which improves voice quality, expands channel capacity, and reduces cost.

Communication Satellite ---- 1962, Bell Lab built and successfully launched the world's first track communication satellite Telstar I. This technology can make the phone call across the ocean and surround the earth.

Digital Signal Processing (DSP) ---- Bell Lab manufactures the world's first single-chip digital signal processor (DSP) in 1979. DSP is the engine of today's multimedia revolution. DSP technology exists in multimedia PC and connects to the computer to the Internet; it also exists among wireless phones, answering machines, and voicemail, while also present in video games, talking toys, DVD players and digital cameras in. The DSP chip has become more and more can be dialogue by synthetic speech, and can identify the core components of the spoken system.

Button Phone - Bell Labs In 1963, the button call for replacing the rotary dial telephone was first introduced in 1963. This brings a new generation of telephone services and capabilities, including voicemail and telephone call center. A survey conducted recently in the United States showed that pressing key phones were considered to be one of the most important business communications in the 20th century.

UNIX® operating systems and C® languages ​​- Bell Labs The Source of the UNIX® operating system and C programming language in the Bell Labs and C programming languages ​​are closely related. UNIX® makes the large-scale networking between the dispersed computing system and the Internet possible. The C language provides an unprecedented combination of efficiency and expression. Both together make the calculation becomes more portable. Today, UNIX® is the operating system used in most large Internet servers and business and university systems; and C-language and its extension products and technologies are the world's most wide programming language. ---- Bell Lab as the world's top research institution, gathered many excellent scientists and engineers, almost no research institutions have such a profound impact on modern society like Bell Laboratory. Thousands of rewards and nearly 40,000 inventions of scientists and engineers have been invested in Bell Lab.

Nobel Award - 11 scientists have obtained Nobel Prize Electronics in a strong magnetic field to produce new molecules because they work in Bell Laboratory. ---- 1998, Bell Laboratory physicist Horst Stormer and Bell Lab's two scientists Robert C. Laughlin and Daniel C. Tsui (Cui Qi) were awarded the Nobel Prize in quantum physics, they found that electrons can interact in a strong magnetic field to produce new molecules. Using laser cooling and capture atom ---- 1997, Steven Chu (Zhu Xiwen, now taught in Stanford University), because the contribution of the method of laser cooling and capturing atoms is awarded the Nobel Prize. ARNO A.penzias and Robert W. Wilson were awarded to the Nobel Physics Award for the Nobert W. Wilson because they found that the cosmic microwave background radiation. This range of "big bangs" in the universe of billions ago. Improvement of methods for understanding solid electronic structures ---- 1977, Philip W.anderson shared Nobel Physics Award with others, and his main contribution was to study the electronic structure of improved glass and magnetic substances. Transistors ---- John Bardeen, Walter H. Brattain and William Shockley invented the transistor in 1947, because of this outstanding achievement, they received the 1956 Nobel Physics Award. The wave state of the substance ---- CLINTON J. Davisson demonstrates the wave state of the substance. This work made him share with other scientists in the 1937 Nobel Physics Award, and his part of the research results are the foundation of solid state electronics today.

The National Scientific Award ---- The National Science Award was initiated by Congress in 1959, and the president has awarded award award from scientists who have a prominent contribution to the field of physics, biological, mathematics and engineering. The Award is managed by the National Science Foundation. James Flanagan (1996) Main contributions: combine engineering technology and voice science together to solve basic problems in voice communications. C.Kumar Patel (1996) Main contributions: invented carbon dioxide lasers, there are many applications in the industry and medical sector. Alfred y.cho 卓 and (1993) Main contributions: Cooperate with others to study the epitaxial extension, achieve results, this technology can be used to cultivate the membrane layer of the atomic size and hierarchically, create a new unable Reproduced material status. William O. Baker (1998) Main contributions: cutting-edge research in molecular structure and physical characteristics and polymers, the extensive contribution to the combination of science and engineering, and services for the government and education community. Solomon J. Buchsbaum (1986) Main contributions: a prominent contribution to the formulation of national science and technology policies. Philip Anderson (1982) mainly contributes to basic and comprehensive contributions in the theoretical research of aggregate substances. Rudolph Kompfner (1974) mainly contributes to the invented wave tube and has a prominent contribution in satellite communications and optical communication. John R. Tukey (1973) Main contributions: In-depth research in mathematics and statistical theory, and made outstanding contributions to statistics on physics, social sciences and engineering applications. John R. Pierce (1964) Main contributions: there is a prominent contribution to communication theory, electronic optical and traveling wave tube research, and the global extensiveness of wireless communication using artificial Earth satellite is analyzed. US National Technical Award --- US National Technical Awards were issued by President to individuals, teams or companies, teams or companies that have made outstanding contributions in technological innovation, technology development, technology, commercialization and technical management, and praise products, procedures or service. The award is managed by the US Department of Business. Dennis M. Ritchie and Kenneth L. Thompson (1998) Main contributions: invented the UNIX® operating system and C language. Richard H. FRENKIEL and JOEL S. Engel (1994) Main contributions: Break through the concepts and inventions of past, making today's wireless communication. AMOS JOEL (1993) main contributions: There are many major contributions in public exchange technology that can be called. W. Lincoln Hawkins (1992) Main contributions: the commercialization of durable aggregates in communication industrial applications, and plays a model role in encouraging minorities to develop science and engineering career. JOHN S. Mayo (1990) Main contributions: Provide technical foundations for communication in the information age, responsible for the conversion of national public exchange networks from analog to digital technology. Bell Lab (1990) main contributions: I have made a big contribution to the modern communication system in the past few decades, and it is the first research institution for this award.

The Draper Award ---- Charles Stark Draper Award was awarded by the National Engineering Society, awarded engineering scientists who made outstanding contributions to human happiness and freedom, which were considered the highest honorary project award. John Macchesney (1999) Main contributions: a standard MCVD (improved chemical vapor deposition) invented invented a standard MCVD in the fiber manufacturing industry.

The C & C Award --- Awards were issued by NEC, awarded a personal and engineer and engineer in the Bell Laboratory, awarded by NEC. George Smith and Willard Boyle (1999) mainly contribute to the invented charge coupled devices. Photosensitive integrated circuits, these inventions have applications in many fields, especially in image. Arun Netravali (1997) Main contributions: There are advanced protrusions in digital images and image compression. Alfred Y. Cho Zhuo and (1995) Main contributions: cutting-edge research on molecular beam epitaxial growth process, which has important innovation significance for computer and communication. JACK M. SIPRESS (1991) Main contributions: Outstanding contributions in research on high-speed digital optical guides, the system has traversed the ocean, enabling a digital connection through high-capacity cable. Dennis M. Ritchie and Kenneth L. Thompson (1989) Main contributions: invented UNIX® operating systems and C language. John S. Mayo, Eric E. Sumner and M.Robert Aaron (1988) Main contributions: Studying the world's first high-speed digital communication system for commercial practice T-1, founded a foundation for digital communication. LZUO HAYASHI and MORTON B. Panish (1986) Main contributions: Studies have created the first room temperature continuous wave semiconductor injection laser with a dual heterogeneous structure. Return: http://com.6to23.com/

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