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... |
Rad-hard PLL synthesizer offers ultra-low phase noise
Peregrine Semiconductor Corp. has unveiled the PE97632 3.2 GHz delta-sigma modulated fractional-N phase locked-loop frequency synthesizer for low phase noise space applications such as high-capacity digital satellite payloads...
Silicon tuner aids transition to digital TV
When color TV broadcasting was adapted, the composite video signal was backward-compatible with existing black and white television sets. ...
RF Code hires industry veteran to lead the company
RFID asset tracking solutions provider RF Code, Inc. has hired industry veteran Joseph (Joe) Dugan as president and chief executive officer...
MESFET bias controllers for class A and AB amplifiers store compensation data
Maxim Integrated Products’ MAX11014/MAX11015 ICs set and control bias conditions for dual MESFET power devices found in point-to-point communication and other microwave base stations. ...
Dual, quad op amps operate from 1.8 V
Linear Technology has introduced the LT6001 and LT6002, 1.8 V dual and quad operational amplifiers available in a tiny DFN package....
MMIC driver, power amplifiers operate to 35 GHz
Hittite Microwave has released a pHEMT MMIC wideband driver amplifier and a pHEMT MMIC wideband power amplifier for applications from DC to 35 GHz....
Microphone is implemented as single-chip device in CMOS MEMS
Akustica has developed a complementary metal oxide semiconductor (CMOS) micro electromechanical systems (MEMS) single-chip microphone, the AKU2000. ...
System considerations for building a high-performance digital satellite TV receiver front-end
Single-chip RF front-ends can simplify RF and even power design for set-top boxes. They can also enable distinguishing features in OEM products for volume markets....
High IF sampling 12-bit ADC consumes considerably low power
To offer an upgrade path to higher sampling rates with considerably low power dissipation, Linear Technology has readied a 12-bit 250 Msps high IF sampling...
SigmaTel, Infineon enter strategic partnership
SigmaTel Inc. and Infineon Technologies AG have entered into an agreement to offer Bluetooth solutions for portable digital multimedia devices. Under...
Symmetric and asymmetric-coupled lines band-stop filters at Ku/Ka bands
Filters are an integral part of any communication system and they can adapt to various topologies depending upon the requirements. Filters are mainly...
Improvements in harmonic balance enable fast and accurate simulation of non-linear circuits
Agilent Technologies Inc. has improved its core electronic design automation frequency-domain simulation technology for fast and accurate simulation of highly non-linear circuits, such as digital dividers used in RFIC circuits....
Bringing SOI to fabless IC design houses
Silicon-on-insulator (SOI) IP developer SOISIC has announced that one of its leading foundry customers has successfully produced six working ICs using...
Accurate high-frequency noise modeling in SiGe HBTs
Mobile wireless communications links demand sensitive and highly selective transceiver circuits. The dynamic range and sensitivity of the RF wireless link depends on the HF noise and linearity of the transistors used in the low-noise amplifiers. Correlation improves the simulation accuracy of noise analysis of the transistors....
Choosing RF CMOS or SiGe BiCMOS in mixed-signal design
This article discusses key issues that need to be considered when deciding what technology to choose for mixed-signal or wireless system-on-a-chip design. The article reviews the basic performance criteria and characteristics in an easy to understand language, and describes how they affect the performance of chips....
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