CENTURION

CENTURION - Small size active controllable antenna for mobilesSmall Size Active Controllable Antennas for Mobile Phones
Anders Thornell-Pers Senior RF Engineer Laird/Centurion Stockholm Sweden

Laird Technologies Centurion
Number 1 Antenna Manufacturer for Mobile Phones Customers: Nokia, Motorola, SonyEricsson… Research Antennas: Lincoln Nebraska USA Stockholm Sweden Production Antennas: USA, Europe, Asia

Trends for Cellular Mobile Phone Antennas
Purpose with Controllable Antennas -Reduce Antenna Volume -Keep RF Performance
RL <-10 RF Performance Antenna Volume TB DB #Frequency Bands 2000 2001 2002 2003 2004 2005 Trends RL <-6 QB Cingular, T-Mobile Requirements PB

Controllable PIFA Antennas
Controllable Antennas based on PIFA antennas with PIN diode switching PIFA common internal antenna placed over PCB (GND) under back cover size 5-8 cm3