MARKHAM, Ontario - March 19, 2003 - ATI Technologies Inc. (TSX:ATY, NASDAQ:ATYT) announced today that Comtech Technology Co. Ltd, has chosen the NXT2004(tm) VSB/QAM Receiver and the NXT6000(tm) DVB-T ...

Oscillator phase noise is a common problem in communications modem design. This form of hardware circuit degradation has a very large impact in the higher-level modulation types used in typical ...

Multi-carrier communications systems based on OFDM, including 3GPP Long Term Evolution, utilize quadrature sampling and rely on the preservation of precise signal phase information in the transmitter ...

With wireless LAN (WLAN) popularity continuing to soar, designers must now begin evolving this to the 5-GHz band. Making this leap will not be easy. The IEEE 802.11a system calls for 5-GHz WLAN ...

High-frequency wireless communication technologies, operating across millimetre-wave and terahertz bands, are rapidly transforming data transmission capabilities. Recent advances have enabled ...