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Topic: Complementary Metal Oxide Semiconductor


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In the News (Wed 22 May 13)

  
  Semiconductor OneSource: Semiconductor Glossary -- Search For : cmos
Complementary Metal Oxide Semiconductor structure; consists of N-channel and P-channel MOS transistors; due to very low power consumption and dissipation as well minimization of the current in "off" state CMOS is a very effective device configuration for implementation of digital functions; CMOS is a key device in state-of-the-art silicon microelectronics.
a pair of two complementary transistors (a p-channel and an n-channel) with the source of the n-channel transistor connected to the drain of the p-channel one and the gates connected to each other.
thin (thickness depends on wafer diameter, but is less than 1 mm), circular slice of single-crystal semiconductor material used in manufacturing of semiconductor devices and integrated circuits; depending on material wafer diameter may range from about 25 mm to 300 mm; cut from the ingot of single crystal semiconductor.
semiconductorglossary.com /?searchterm=CMOS   (503 words)

  
  CMOS - Wikipedia, the free encyclopedia
That process created field effect transistors having a metal gate electrode placed on top of an oxide insulator, which in turn is on top of a semiconductor material.
Instead of metal, today the gate electrodes are almost always made from a different material, polysilicon, but the name CMOS nevertheless continues to be used for the modern descendants of the original process.
CMOS (complementary metal oxide semiconductor) refers to both a particular style of digital circuitry design, and the family of processes used to implement that circuitry on integrated circuits (chips).
en.wikipedia.org /wiki/CMOS   (1456 words)

  
 Multi-level power supply system for a complementary metal oxide semiconductor circuit patent invention
A latch-up is a situation where the thyristor is triggered during the power-on period and causes a high current to flow from the power supply to ground.
A body of a MOS device is an area beneath a channel of the MOS device and between a source and drain of the device.
A body of a p-type metal oxide semiconductor (PMOS) device is tied to a higher voltage level than that of the pMOS device's source/drain junctions.
www.freshpatents.com /Multi-level-power-supply-system-for-a-complementary-metal-oxide-semiconductor-circuit-dt20051215ptan20050275977.php   (1426 words)

  
 What is CMOS? - a definition from Whatis.com - see also: complementary metal-oxide semiconductor
- CMOS (complementary metal-oxide semiconductor) is the semiconductor technology used in the transistors that are manufactured into most of today's computer microchips.
Areas of these materials that are "doped" by adding impurities become full-scale conductors of either extra electrons with a negative charge (N-type transistors) or of positive charge carriers (P-type transistors).
In CMOS technology, both kinds of transistors are used in a complementary way to form a current gate that forms an effective means of electrical control.
searchsmb.techtarget.com /sDefinition/0,,sid44_gci213860,00.html   (268 words)

  
 JAZZ SEMICONDUCTOR INC Securities Registration Statement (S-1/A) RISK FACTORS
Although the use of independent foundries is established and growing for standard complementary metal oxide semiconductor processes, the use of outsourced foundry services for specialty process technologies is less common and may never develop into a significant part of the semiconductor industry.
A number of semiconductor manufacturers have announced plans to increase their manufacturing capacity and, as a result, we expect that there will be a significant increase in worldwide semiconductor capacity during the next several years.
Historically, companies in the semiconductor industry have aggressively expanded their manufacturing capacity during periods of increased demand, as was the case in 2000.
sec.edgar-online.com /2004/05/27/0001047469-04-018793/section6.asp   (9089 words)

  
 United States Patent: 6,680,518   (Site not responding. Last check: 2007-10-19)
In another embodiment, a complementary metal oxide semiconductor (CMOS), inductance-enhancing integrated circuit includes a field effect transistor supported over a silicon-containing substrate and having a gate, a source, and a drain.
The CMOS inductance-enhancing circuit of claim 11, wherein the gate is configured to sample the output of the first inductor and the source is configured to drive the second inductor thereby increasing the effective inductance of the first inductor.
The conductors in these instances are still encased in oxide but are far removed from the silicon substrate by virtue of a large number of insulator and metal levels.
web.engr.oregonstate.edu /~flf/6680518.html   (6393 words)

  
 United States Patent: 6,531,929   (Site not responding. Last check: 2007-10-19)
Monolithic integrated circuit oscillators, complementary metal oxide semiconductor (CMOS) voltage-controlled oscillators, integrated circuit oscillators, oscillator-forming methods, and oscillation methods are described.
In another embodiment, a complementary metal oxide semiconductor (CMOS) voltage-controlled oscillator is provided and includes a metal oxide semiconductor field effect transistor (MOSFET) received by and supported over a silicon-containing substrate.
A monolithic complementary metal oxide semiconductor (CMOS) voltage-controlled oscillator comprising:
web.engr.oregonstate.edu /~flf/6531929.html   (5246 words)

  
 complementary metal-oxide semiconductor - a Whatis.com definition - see also: CMOS   (Site not responding. Last check: 2007-10-19)
CMOS (complementary metal-oxide semiconductor) is the semiconductor technology used in the transistor s that are manufactured into most of today's computer microchip s.
Areas of these materials that are "doped" by adding impurities become full-scale conductors of either extra electron s with a negative charge (N-type transistors) or of positive charge carriers (P-type transistors).
In CMOS technology, both kinds of transistors are used in a complementary way to form a current gate that forms an effective means of electrical control.
whatis.techtarget.com /definition/0,,sid9_gci213860,00.html   (194 words)

  
 Complementary metal oxide semiconductor voltage controlled oscillator patent invention
Complementary metal oxide semiconductor voltage controlled oscillator patent invention
A complementary metal oxide semiconductor voltage controlled oscillator is provided.
As a result, the phase noise is increased by effects of noises of power supply voltages VDD of the inverter buffers.
www.freshpatents.com /Complementary-metal-oxide-semiconductor-voltage-controlled-oscillator-dt20060907ptan20060197621.php   (1159 words)

  
 Complementary Metal-Oxide-Semiconductor (CMOS) Circuits
is due to the fact that the gate of a MOS transistor is isolated from its channel by an oxide layer, which is a dielectric.
of Fairchild Semiconductor in 1963, although the first CMOS I.C.'s were not produced until 1968, this time at RCA.
Aside from low power consumption, CMOS circuits are also easy and cheap to fabricate, allowing denser circuit integration than their bipolar counterparts.
www.siliconfareast.com /cmos.htm   (523 words)

  
 Quantitative two-dimensional carrier profiling of a 400 nm complementary metal--oxide--semiconductor device by Schottky ...
Quantitative two-dimensional carrier profiling of a 400 nm complementary metal--oxide--semiconductor device by Schottky scanning capacitance microscopy
sharp (metallic) cantilever probe was brought to the surface of
carrier concentration in the oxide is an artifact of the
scitation.aip.org /journals/doc/JAPIAU-ft/vol_88/iss_11/6752_1.html   (2556 words)

  
 CMOS - Coats-Mellon Operational Specification, Complementary Metal Oxide Semiconductor, Configuration Memory Operating ...
There may be many popular meanings for CMOS with the most popular definition being that of Coats-Mellon Operational Specification, Complementary Metal Oxide Semiconductor, Configuration Memory Operating System
CMOS is also derived from Complementary Metal Oxide Semiconductor
Security Audit access code for Friday, April 13, 2007 is zujDukyJrr.
www.auditmypc.com /acronym/CMOS.asp   (238 words)

  
 Hybrid Semiconductor–Molecular Nanoelectronics - The Industrial Physicist
However, recent results indicate that the current very large-scale integrated circuit paradigm based on complementary metal oxide semiconductor (CMOS) technology cannot be extended into this region.
This hybrid complementary metal oxide semiconductor/molecular circuit contains a molecule that may function as a latching switch (including a single-bit memory cell) controlled by two input signals.
The CMOL concept combines the advantages of nanoscale components, such as the reliability of CMOS circuits and the minuscule footprints of molecular devices, and the advantages of patterning techniques, which include the flexibility of traditional photolithography and the potentially low cost of nanoimprinting and chemically directed self-assembly.
www.aip.org /tip/INPHFA/vol-9/iss-3/p20.html   (1691 words)

  
 What is CMOS? - A Word Definition From the Webopedia Computer Dictionary   (Site not responding. Last check: 2007-10-19)
Pronounced see-moss, CMOS is a widely used type of semiconductor.
CMOS semiconductors use both NMOS (negative polarity) and PMOS (positive polarity) circuits.
Since only one of the circuit types is on at any given time, CMOS chips require less power than chips using just one type of transistor.
www.webopedia.com /TERM/C/CMOS.html   (184 words)

  
 CMOS: Recipe For Chip-making Success   (Site not responding. Last check: 2007-10-19)
This is an introductory-level course on the complementary metal-oxide-semiconductor (CMOS) devices, processes, and manufacturing technologies.
The first two lecture modules review semiconductor materials as well as the basic design, operating principles, and importance of the metal-oxide-semiconductor (MOS) transistors.
Others who may find the class valuable are those who supply products and services to chip manufacturers and want a better feel for their customers concerns
www.electronics.ca /training/device_technology/co1061.html   (292 words)

  
 CMOS: Complementary Metal Oxide Semiconductor   (Site not responding. Last check: 2007-10-19)
Complementary Metal Oxide Semiconductor (CMOS) is a major class of integrated circuits.
CMOS chips include microprocessor, microcontroller, static RAM, and other digital logic circuits.
CMOS also allows a high density of logic functions on a chip.
www.javvin.com /hardware/CMOS.html   (77 words)

  
 CMOS technology demonstration
In CMOS ( Complementary Metal-Oxide Semiconductor) technology, both N-type and P-type transistors are used to realize logic functions.
Today, CMOS technology is the dominant semiconductor technology for microprocessors, memories and application specific integrated circuits (ASICs).
Rather, all input wires are broken into two pieces, connected to the corresponding N-type and P-type transistors.
tech-www.informatik.uni-hamburg.de /applets/cmos/cmosdemo.html   (2952 words)

  
 photography - CMOS paves way for camera-on-a-chip - complementary metal oxide semiconductor
If you would like to discuss any of the issues raised in this article with hundreds of other photography enthusiasts from around the world, please feel free to visit the discussion forums and post a message.
Following the lead of ubiquitous microprocessors, single-chip digital cameras are finally powerful and cheap enough for the next generation of visible imaging applications.
The technology responsible for this paradigm shift - from one image discipline tightly controlled by a few manufacturers to another which exploits the global silicon wafer production infrastructure - is complementary metal oxide semiconductor (CMOS) image sensors.
www.photography-daily.com /articles/digital-cameras/digital-cameras-article-8427.htm   (1012 words)

  
 Complementary Metal Oxide Semiconductor from FOLDOC   (Site not responding. Last check: 2007-10-19)
< integrated circuit > (CMOS) A semiconductor fabrication technology using a combination of n- and p-doped semiconductor material to achieve low power dissipation.
Any path through a gate through which current can flow includes both n and p type transistors.
Only one type is turned on in any stable state so there is no static power dissipation and current only flows when a gate switches in order to charge the parasitic capacitance.
foldoc.hld.c64.org /foldoc.cgi?Complementary+Metal+Oxide+Semiconductor   (94 words)

  
 CMOS (Complementary Metal Oxide Semiconductor) Definition
Stands for "Complementary Metal Oxide Semiconductor." This technology is typically used in making transistors.
The "complementary" part of the term unfortunately does not mean these semiconductors are free.
Instead, it refers to how they produce either a positive or negative charge.
www.techterms.org /definition/cmos   (179 words)

  
 Complementary Metal-Oxide Semiconductor (CMOS) definition - GSF
Complementary metal-oxide semiconductor (CMOS) is a semiconductor process used to manufacture microchips.
Complementary metal-oxide semiconductor stores information such as system times and system settings for computers.
Copyright 2007 SPG Media Limited a subsidiary of SPG Media Group PLC
www.semiconductor-technology.com /glossary/complementary-metal-oxide-semiconductor.html   (47 words)

  
 CMOS Acronym for Complementary Metal-Oxide Semiconductor, pronounced "see-moss
CMOS Acronym for Complementary Metal-Oxide Semiconductor, pronounced "see-moss
Any BIOS extensions needed to run these expansion boards are loaded automatically when you boot your computer.
Personal computers also contain a small amount of battery-powered CMOS memory to hold the date, time, and system setup parameters.
printers.necsam.com /public/Printers/glossary/compterm.htm   (2831 words)

  
 Complementary Metal-Oxide Semiconductor, CMOS & Economy, Surveillance Systems   (Site not responding. Last check: 2007-10-19)
Complementary Metal-Oxide Semiconductor, CMOS & Economy, Surveillance Systems
911CCTV is a pioneer supplier of CCTV (Closed Circuit Television).Our security cameras, digital Video security system are made in CMOS (Complementary Metal-Oxide Semiconductor) and Economy.
The increases in demand of Security are made this business more competitive and inspire to provide “High Quality and High Performance” security systems.
www.911cctv.com /index.html   (254 words)

  
 Howstuffworks "What is the difference between CCD and CMOS image sensors in a digital camera?"
CMOS sensors are much less expensive to manufacture than CCD sensors.
Both CCD (charge-coupled device) and CMOS (complimentary metal-oxide semiconductor) image sensors start at the same point -- they have to convert light into electrons.
If you have read the article How Solar Cells Work, you understand one technology that is used to perform the conversion.
electronics.howstuffworks.com /question362.htm   (685 words)

  
 Title page for ETD etd-04182005-085537
Radiation and Strain Effects in Silicon-Germanium Bipolar Complementary Metal Oxide Semiconductor Technology
An overview of the effects of radiation damage on Si-based semiconductor devices,
Next, the effects of proton and gamma radiation on a new first-generation SiGe HBT technology are investigated.
etd.gatech.edu /theses/available/etd-04182005-085537   (219 words)

  
 CMOS ( Complementary Metal Oxide Semiconductor, MOS, and Complementary MOS) Definition   (Site not responding. Last check: 2007-10-19)
CMOS (Complementary Metal Oxide Semiconductor, MOS, and Complementary MOS) Definition
Hardware > Electronic Components > Integrated Circuits > Semiconductors >
CMOS DEFINITION (continued): … CMOS (complementary metal-oxide semiconductor) is the
www.bitpipe.com /tlist/CMOS.html   (327 words)

  
 Integrated Circuits (IC), Complementary Metal Oxide Semiconductors (CMOS) - South Korea
Integrated Circuits (IC), Complementary Metal Oxide Semiconductors (CMOS) - South Korea
Integrated Circuits (IC), Digital, Complementary Metal Oxide Semiconductor (CMOS) Memories
Intergrated Cirduit, SemiconductorWe are stock dealer electronic parts and components such as IC and Semiconductors worldwide.
www.kellysearch.com /kr-product-51535.html   (164 words)

  
 Glossary Complementary Metal-Oxide Semiconductor (CMOS)
CMOS RAM have high tolerance for noise from the power supply.
The chips are made with semiconductor technologies in which pairs of metal oxide semiconductor field, that effect transistors that are integrated on a single silicon chip.
Characteristics of the chip, stores and operates things such as the real-time clock included on main boards, keeps the basic system configuration, including the floppy/ hard disk parameters and wait state settings.
website.lineone.net /~phoenix_uprising/Glossary/C/CMOS.html   (181 words)

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