WiMAX has a higher capacity and operates across much longer distances and allows for voice, video, Internet and other mobile services.
Giant US chip maker Intel and manufacturer Motorola are investing heavily in WiMAX and deployments of the system are taking shape worldwide.
The Taipei International Information Technology Show will also feature Nintendo's popular family game Wii, Apple's iPhone and Microsoft's much-heralded Windows Vista platform, Chang said.
Taiwan's Asustek Computer Inc. will display a line of smaller PCs, with shock-proof resistance and a camera fixed on the top of a 7-inch touch-screen.
Another theme will be "digital home" and "media centers" that link PCs, printers, set-top-boxes and flat-screen TVs in the living room, bedroom and study through a network.
Acer, Taiwan's most recognizable tech brand and the world's No.3 PC maker, has been putting its muscle into the multimedia entertainment market. Besides LCD monitors and TVs, it will launch new laptops, featuring Dolby surround sound at the show.
In Taiwan, top contract chip makers Taiwan Semiconductor Manufacturing Co. Ltd. , United Microelectronics Corp. and LCD maker AU Optronics Corp. have expressed optimism over PC demand.
For future growth, new designs and technologies are key drivers even though the full-scale effect from Microsoft's latest Vista operating system remains to be seen.
One example of a new technology is NAND, a slim form of flash memory with no moving parts that is poised to eventually take over a market once dominated by clunkier hard drives.
Taiwan External Trade Development Council, the exhibition organizer, estimates a record 100,000 local and 32,000 foreign buyers will plough close to 14.5 billion US dollars into the trade show.