Incremental Improvements Define The 2012 Mobile World Congress |
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Louis E. Frenzel, Editor in Chief
The usual players all showed up at this year’s Mobile World Congress in Barcelona with lots of improved devices, but no real game-changing breakthroughs... |
High-speed wireless USB platform taps UWB tech
Staccato Communications has introduced a high-speed wireless USB development platform using ultrawideband (UWB) wireless technology. The SC1030D platform...
ZigBee alliance gains momentum
The ZigBee Alliance has grown to more than 62 member companies spanning semiconductor manufacturers, original equipment manufacturers (OEMs), embedded software providers and service providers....
Micromachined MEMS capacitors are electrically variable
Researchers at Philips have extended micro-electromechanical systems (MEMS) technology to variable capacitors. Thus, Philips' researchers have demonstrated...
Getting closer to a top-down methodology for RF SoC design
The drive to fully integrate communications products onto a single chip has created the urgent need for an integrated RF SoC design flow. Until now the...
Microwave components
Low-pass, high-pass filters Mini-Circuits' LFCN low-pass filters and HFCN high-pass filters deliver high rejection outside the passband and virtually...
Products
Amplifiers WCDMA power amplifier SiGe Semiconductor has announced the RangeChargerT SE5120, a power amplifier for cellular handsets compliant with the...
Broadband low-noise amplifier using GaAs FET
A broadband low-noise amplifier can be designed based on Takahasi's results. This design method bypasses the gain bandwidth theory and generates lumped-element...
Chipset, IP platform spurs GPS into mainstream wireless sector
Recognizing the need to provide precise location capability across a wide variety of mobile devices, applications and networks, San Jose, Calif.-based...
Triband micromodule targets digital audio broadcasting
RadioScape has released details of the latest addition to its family of software-defined modules for digital audio broadcast (DAB). The new RadioScape...
Zigbee: Another wireless standard in the pipeline
There are so many wireless technologies out in the market today that one might think there is no need for another one. That the present standards are...
Field trials of an all-software GSM base station
As part of the Mid-Tex Cellular radio access network, Vanu, Cambridge, Mass., installed a software radio GSM base station in DeLeon, Texas, in June 2003....
Little known characteristics of phase noise
A wealth of information is available on the topic of phase noise, its A characteristics, how it can be measured, and how it affects system performance....
VIDA Products Inc. establishes QRC repair and upgrade facility
Vida Products Inc. of Santa Rosa, Calif., a newly formed high Q filter and low phase noise oscillator supplier, has created a quick-reaction upgrade and...
Synthetic instrumentation: An emerging technology (Part I)
A synthetic instrument (SI) synthesizes the stimulus and/or measurement functionality found in traditional instruments by using a combination of core...
Spirent Communications Simplifies Wireless Receiver Testing
Spirent Communications, Rockville, Maryland, is enhancing its SR5500 Wireless Channel Emulator. Spirent has added a cost-effective Additive White Gaussian...
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