Glossary, Active matrix, Amorphous silicon a-Si | Philips 191E1

Glossary

Glossary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Active matrix

This is a kind of liquid crystal display structure in which switching transistors are attached to each pixel to control the on/off voltage. It produces a brighter and sharper display with a broader viewing angle than a passive matrix display. Also refer to TFT (thin film transistor).

Amorphous silicon (a-Si)

A semiconductor material that is used to make the thin film transistors (TFTs) layer of an active matrix LCD.

Aspect ratio

The width-to-height ratio of the active area of a display. In general, most monitors have an aspect ratio of 4:3. Wide monitors or TVs have an aspect ratio of 16:9 or 16:10.

B

Backlight

file:///D/Rachel/PHILIPS/191E1/191E1%20EDFU/lcd/manual/ENGLISH/191E1/glossary/glossary.htm (1 of 10)2009/7/22 上午 09:13:50

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Philips 191E1SB/00 user manual Glossary, Active matrix, Amorphous silicon a-Si, Aspect ratio, Backlight

Contents

Philips LCD Monitor Electronic User’s Manual Safety precautions and maintenance Safety and Troubleshooting InformationMaintenance Operation Return to TOP Service General FAQs FAQs Frequently Asked Questions What if I get lost when I am making monitor adjustments? How do I adjust the resolution?What is the Auto function? QCan I change the color setting of my monitor? How should I clean the LCD surface?What does the Refresh Rate mean for LCD? Will the LCD screen be resistant to scratches? Compatibility with other Peripherals Screen AdjustmentsLCD Panel Technology What are the advantages of TFT LCD compared with CRT? What is a Liquid Crystal Display? Why is there no flicker on an LCD Monitor? Ergonomics, Ecology and Safety StandardsWhat is the CE mark? Does the LCD monitor conform to general safety standards? Return to TOP Imaging Problems Common Problems Image vibrates on the screen Return to TOP Waste Electrical and Electronic Equipment-WEEE Recycling Information for CustomersCE Declaration of Conformity Federal Communications Commission FCC Notice U.S. Only Energy Star Declaration FCC Declaration of Conformity Commission Federale de la Communication FCC Declaration Polish Center for Testing and Certification NoticeEN 55022 Compliance Czech Republic Only Varning North Europe Nordic Countries Information Ergonomie Hinweis nur Deutschland Bsmi Notice Taiwan Only Information for UK only End-of-Life Disposal China RoHS How to connect a plug Return to TOP Information for Users in the U. S Other Related InformationInformation for Users outside the U.S About This Guide About This ManualNotational Descriptions Return to TOP Lead-free Product Technical Specifications Video Resolution & Preset Modes Factory preset modes Automatic Power Saving Pin Assignment Physical Specifications Product Views Pin No Assignment Tilt Physical FunctionPage Philips Flat Panel Monitors Pixel Defect Policy Philips Pixel Defect Policy Proximity of Pixel Defects Black DOT Defects Acceptable Level Front View Product Description Installing Your LCD Monitor Optimizing Performance Rear View Return to TOP Accessory Pack Connecting to Your PC Connecting to Your PC Return to TOP Remove the Base Condition Base Return to TOP For Windows Getting Started For Windows XP For Windows Me For Windows Vista Description of the On Screen Display On-Screen Display OSD Tree Return to TOP North America Canada USA Customer Care & Warranty What is excluded? What is covered?Thank you for purchasing this Philips monitor Contact Information Just a click away Just a phone call awayPage F1rst Choice Contact Information Your Guarantee in Central and Eastern Europe Just a click away Just a phone call away Consumer Information Centers Croatia Lithuania Latin America Pacific India Pakistan Africa Middle East Your International Guarantee Page Limited Warranty Computer Monitor Your Philips F1rst Choice WarrantyUSAClick here to access the Warranty Registration Card Where can I GET More INFORMATION? Where is Service AVAILABLE? Before Requesting Service Model # Serial # Page Active matrix GlossaryAmorphous silicon a-Si Aspect ratio Brightness Color temperatureCCFLcold cathode fluorescent light Chromaticity Digital Visual Interface DVI Contrast ratio Grayscale GammaHue LCD liquid crystal display IPS In Plane SwitchingLiquid crystal Luminance Pixel NitPolarizer Refresh rate USB or Universal Serial Bus TFTthin film transistor Hub Downstream Vertical refresh ratePage Download instructions Download and Print Printing instructions