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2011年6月13日 星期一

A Brief History on Silicon Chips


Most silicon chips are smaller than the nail on your little finger, yet they are the hidden 'brains' discovered inside almost every electronic device. These tiny slithers of material are proving to be a bigger influence on modern life than the steam engine during the industrial revolution.

Silicon chips are utilized for a wide range of applications. They guide satellites into orbit close to the Earth. They control signals and monitor train movements around railway networks. They record and control the flow of cash between banks, shops and building societies. They can even wake us up in the morning with a fresh pot of coffee. This revolution in electronic wizardry began in 1948 in the Bell Telephone Laboratories, USA. Here research scientists produced the first semiconductor transistor - a pea-sized component created by adding (implanting) impurities into different sections of a pure silicon crystal.

The new transistors carried out the same function as old-fashioned thermionic valves - they amplified or strengthened electric signals fed into them - but they took up far less space and used much less energy. Semiconductor transistors soon started to replace thermionic valves in all sorts of electronic equipment, from radio sets to computers. At first, transistors had been used as individual elements on printed circuit boards (PCBs). Nevertheless, in 1958, Texas Instruments developed a technique of making separate elements on a single crystal of silicon. Transistors, resistors and many other elements were made by adding impurities into various sections of the crystal. These new electrical circuits were called integrated circuits (ICs), and also the wafer of silicon on which they were formed became known as a silicon chip.








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2011年4月16日 星期六

A brief history on silicon chips


Most silicon chips are less than your finger nail, yet hidden ' brains ' are found within almost all electronic devices. These tiny slithers of material are proving to be a great influence on modern life compared to steam engine during the industrial revolution.

Silicon chips are used for a wide range of applications. They guide satellites in orbit near the Earth. Control signals and monitor train movements around rail networks. Registering and controlling the flow of money between banks, shops and housing cooperatives. You can even wake us up in the morning with a fresh pot of coffee. This revolution in electronic wizardry begins in 1948 at Bell Telephone Laboratories, USA. Here scientists research produced the first semiconductor transistor-a pea component created by adding impurities (implanted) in different sections of a crystal of pure silicon.

The new transistor performed the same function as old-fashioned tube valves-amplified or reinforced electrical signals fed them-but they took a lot less space and use much less energy. Semiconductor transistors soon began to replace the tube valves in all types of electronic equipment, radio set to computers. At first, the transistor is used as individual elements on printed circuit boards (PCBs). However, in 1958, Texas Instruments has developed a technique of manufacture separate elements on a single crystal of Silicon. Transistors, resistors, and many other elements were made with the addition of impurities in several sections of the Crystal. These new circuits were called integrated circuits (IC), and also the silicon wafers on which they were formed became known as a silicon chip.








Ikedi wrote articles for several years. Not only does this author specialize in a range of topics that include diet, literature and science, you can also check out his latest websites on White leather bags that reviews and lists the best White leather bags available for purchase.