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Articles tagged with: Doherty
NXP Demonstrates Energy Efficient RF Base Station Amplifier
Semiconductor firm, NXP has unveiled what it says is the world’s most efficient 3-way doherty amplifier, enabling a new standard of energy efficient RF base stations. Based on a novel concept, the doherty circuit performs at efficiency levels in excess of 47%, at an average power output of 48dBm, a gain of 15dB and peak to average ratio of 8dB for a multicarrier W-CDMA signal. The current design covers the W-CDMA standard for band I operation. The design is tailored towards high yield, minimum tuning, volume manufacturing. more
Related Tags: nxp, base-station
NEC Deploys Highly Efficient Base Station Amplifier
NEC has announced the successful development of one of the world's most efficient transmitter amplifiers for mobile base stations, a 2.1GHz model that produces 45W of output power per 100W of power consumption. more
Related Tags: sim, base-station, wimax, w-cdma, lte, cdma, nec, base-stations
Expectations High For An Apple Cellphone At Macworld Show
The sprawling Consumer Electronics Show will kick off this weekend in Las Vegas, but Apple Computer may steal the show when the Macworld conference opens Tuesday in San Francisco. more
Related Tags: itunes, steve-jobs, steve-jobs, ipod, mvno, touch-screen, zune, walt-disney
Nokia, Google Partnership Highlights WiFi Trend"
NEW YORK -(Dow Jones)- Google's expected partnership with Nokia for a WiFi device could be seen as a bet on the trend of more communities installing wireless Web connections. more
Related Tags: skype, wall-street-journal, cisco, cisco-systems, cingular, vonage-holdings
China's Float Of Yuan Could Increase Tech Part Costs
China's move to float its yuan against a basket of foreign currencies could mean that U.S. technology companies that outsource manufacturing to the region will have to pay more for components. more
Related Tags: ibm, cisco, cisco-systems
O2 launches 3G network in Ireland
O2 Ireland has commenced a limited 3G network launch among selected business and individual customers. O2's 3G network coverage extends to more than 35% of the population and covers major urban centres such as Dublin city and county and the cities of Cork, Limerick, Galway, Waterford and Kilkenny. Some 25 customers have been equipped with Nokia 6650 handsets and are using O2's 3G network for their voice and data communications. more
Related Tags: o2-germany
USA network buys SMS content service
XIAM, the Irish mobile messaging applications company, is to provide the USA mobile operator Midwest Wireless with a wireless content and messaging platform. The service this will provide include breaking news, sports updates, horoscopes and weather reports, as well as mobile access to e-mail and group messaging. more
Related Tags: mobile-messaging, weather