Start with the news release Upconverting mixer supports LTE wireless broadband from Linear Technology Corp, which we summarised at the time by saying "The LT5578 active upconverting mixer delivers high-dynamic-range performance from 400MHz to 2.7GHz, supporting all of the allocated LTE (Long-Term Evolution) wireless-broadband services. ". Several months prior to that, we featured the news release Linear receiver subsystem reduces board space from Linear Technology Corp: "Linear Technology has introduced the LTM9003 wideband RF-to-digital receiver subsystem.".
 
In October 2009, we covered the news from Picochip Designs - take a look at Picochip offers PC8219E femtocell reference design which says: "Picochip has launched the PC8219E, a class-three femtocell reference design that is claimed to bring femtocell technology to campuses, rural areas or 'metrozone' hotspots.".
 
Take a look also at the news release from National Semiconductor, Reference design speeds radio receiver development, as well as Linear modulator enhances basestation transmitters from Linear Technology Corp, and ADC features two high-speed channels from National Semiconductor.