LCD Panel Technology, What is a USB hub ?

FAQs (Frequently Asked Questions)

PCs are normally limited to one printer, two Com port devices (usually a mouse and modem), one Enhanced Parallel Port add-on (scanner or video camera, for example), and a joystick. More and more peripherals for multimedia computers come on the market every day. With USB, up to 127 devices can run simultaneously on one computer. USB permits "hot plug-in." No need to shut down, plug in, reboot and run set up to install peripherals. No need to go through the reverse process to unplug a device. Bottom line: USB transforms today's "Plug-and-Pray" into true Plug-and-Play!

Please refer to glossary for more information about USB.

Q:What is a USB hub ?

A:A USB hub provides additional connections to the Universal Serial Bus. A hub's upstream port connects a hub to the host, usually a PC. Multiple downstream ports in a hub allows connection to another hub or device, such as a USB keyboard, camera or printer.

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LCD Panel Technology

Q:What is a Liquid Crystal Display?

A:A Liquid Crystal Display (LCD) is an optical device that is commonly used to display ASCII characters and images on digital items such as watches, calculators, portable game consoles, etc. LCD is the technology used for displays in notebooks and other small computers. Like light-emitting diode and gas-plasma technologies, LCD allows displays to be much thinner than cathode ray tube (CRT) technology. LCD consumes much less power than LED and gas-displays because it works on the principle of blocking light rather than emitting it.

Q:What differentiates passive matrix LCDs from active matrix LCDs?

A:An LCD is made with either a passive matrix or an active matrix display grid. An active matrix has a transistor located at each pixel intersection, requiring less current to control the luminance of a pixel. For this reason, the current in an active matrix

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220XI specifications

The Philips 220XI is a versatile and innovative display that has been making waves in the world of professional monitors. Designed with attention to detail and user-centric features, the 220XI is an excellent choice for creatives, gaming enthusiasts, and professionals requiring high-quality visual output.

One of the standout features of the Philips 220XI is its stunning visual performance. It boasts a 21.5-inch Full HD (1920 x 1080) resolution that ensures crisp and vibrant images. The display utilizes an IPS (In-Plane Switching) panel which provides wide viewing angles, allowing colors to remain consistent and true to life, whether you're viewing the screen from the side or directly in front. This characteristic makes it ideal for collaborative work environments where multiple users are viewing the screen simultaneously.

Color accuracy is another hallmark of the Philips 220XI. It covers 100% of the sRGB color gamut, which brings out vivid colors and enhances the overall viewing experience. This feature is especially beneficial for graphic designers and photographers who rely on accurate and true-to-life color representation for their projects.

In terms of connectivity, the Philips 220XI is equipped with multiple ports including HDMI, VGA, and DisplayPort, ensuring compatibility with a wide range of devices. The monitor also supports MHL (Mobile High-Definition Link), which allows users to link their mobile devices directly to the screen for a larger display of their content.

The monitor’s ergonomic design is another notable characteristic. It features a slim bezel design that maximizes the screen estate, thus providing a more immersive viewing experience. Moreover, its adjustable stand allows users to tilt, swivel, and adjust the height of the monitor for optimal comfort, reducing strain during long hours of usage.

For those concerned about eye health, the Philips 220XI includes features such as LowBlue Mode and Flicker-Free technology, which aim to reduce eye fatigue during extended screen time.

In summary, the Philips 220XI combines superb image quality, extensive connectivity, ergonomic design, and features aimed at eye comfort, making it a well-rounded option for a variety of users. Whether for work or play, the Philips 220XI sets a high standard in the monitor market.