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Content tagged with RF/Microwave
posted in February 2008
<<   <   Page 2 / 2
With UWB uptake slow, Bluetooth hops on Wi-Fi
News & Analysis  
2/11/2008   Post a comment
The Bluetooth Special Interest Group will provide a mechanism to let its protocol to ride on top of 802.11 networks while its longer term plan to create a version 3.0 based on ultrawideband technology moves slowly forward, a recognition of the market's rapid adoption of .11n and the relative slowness of UWB to gain traction.
TriQuint shrinks quad-band edge PA modules by 50%
Product News  
2/11/2008   Post a comment
These second-generation EDGE PAs are designed using TriQuint's CuFlip copper bump technology, improving RF performance while reducing current consumption to provide longer device battery life.
Understand Radio Architectures, Part 1
Design How-To  
2/11/2008   Post a comment
Wish you knew more about radio architectures? Then this series is for you. Part 1 introduces radio architectures, and examines the specifics of an AM detector receiver.
DVB-H/T receiver housed in 5-mm x 5-mm CSP package
Product News  
2/11/2008   Post a comment
Abilis' digital mobile TV receiver integrates a multi-band RF tuner, advanced OFDM demodulator, memory and interfaces onto a single 90nm CMOS die, with the receiver performance surpassing the MBRAI 2 and Nordig 1.0.3 specifications.
Variable gain amplifier drives low impedances from one power supply
Product News  
2/11/2008   Post a comment
ADI's AD8260 digital VGA and driver delivers with greater than ±200-mA drive capability, while integrating three discrete functions for industrial and automotive cabling applications.
Sequans notches $28 million investment, design wins
News & Analysis  
2/11/2008   Post a comment
Participating in the new round of equity-based and convertible debt financing are telecom operator Swisscom and Reliance Technology Ventures, the venture capital arm of Reliance ADA Group of India.
Transmit processor aims to improve efficiency
Product News  
2/11/2008   Post a comment
TI aims to increase the efficiency of multi-carrier power amplifiers (PAs) in the RF transmit signal chain with its GC5322 device.
Programmable transceiver spans 700MHz to 3.8GHz
Product News  
2/11/2008   Post a comment
BitWave reports that it has launched the world's first programmable transceiver for handsets and femtocells
Rubidium oscillator delivers high frequency stability
Product News  
2/11/2008   Post a comment
Symmetricom has introduced the 8200 Rubidium oscillator that is designed for ground tactical, shipboard and airborne applications where high frequency stability under diverse environmental conditions is required.
Under the Hood: Guitar Hero jams go wireless
Teardown  
2/11/2008   Post a comment
Activision's Guitar Hero series has been big. Really big. Reports peg total sales of the Guitar Hero lineup at about $1 billion as of the start of 2008.
Low-power GPS chip targets mobile phones
Product News  
2/11/2008   Post a comment
NXP Semiconductors has introduced its first single-chip, Assisted-GPS (A-GPS) product, designed for use in both mobile phones and standalone personal navigation devices (PNDs).
Xilinx, Freescale demo DPD design for efficient PA's
Product News  
2/11/2008   Post a comment
Xilinx Inc. is demonstrating a digital pre-distortion (DPD) based reference design based on its Virtex range of FPGAs and XtremeDSPs that is optimized for Freescale Semiconductor's LDMOS power amplifiers at this week's World Mobile Congress in Barcelona, Spain. The companies say the deisgn could significantly reduce development time and both capital and operational expenditure of wireless infrastructure.
Bluetooth SIG puts 802.11 on fast track for high-speed spec
News & Analysis  
2/10/2008   Post a comment
The core specification for high speed operation is expected to be published to members in mid-2009, according to Michael Foley, executive director of the Bluetooth SIG.
AWR takes RF EDA on the road
Product News  
2/7/2008   Post a comment
AWR worldwide seminar series tours North America and Australia to demonstrate RF EDA tools for MMIC, PCB, and communication design flows.
The Road to WiMAX TV
Design How-To  
2/6/2008   Post a comment
Mobile operators are finding that broadcast programming is the key to thriving in an increasingly competitive landscape. As growth rates from pure voice traffic flatten, they are introducing data applications, not the least of which are videos of popular broadcast network programs. Hence "mobile TV" is already proving to be a promising ARPU generator for mobile operators, with several million subscribers to such services worldwide.
Broadcom unveils 65-nm mobile TV receivers
Product News  
2/6/2008   Post a comment
An aggressive process technology implementation means the BCM2940 and BCM2930 significantly reduce power consumption by up to 40% and footprint requirements by up to 30%.
Wireless convergence at ISSCC
Blog  
2/6/2008   Post a comment
It's nice to see both ST Micro and Intel offering Wi-MAX/Wi-Fi designs.
IMEC unveils 60-GHz multiple antenna receiver
Product News  
2/5/2008   Post a comment
The device contains two antenna paths, each consisting of a low-noise amplifier and a down-conversion mixer. A programmable phase shift is realized on the same chip.
Implementing OFDM modulation for wireless communications
Design How-To  
2/5/2008   Post a comment
This article discusses various implementation schemes for orthogonal frequency division multiplexing (OFDM) modulation and demodulation. The focus of the article is cyclic prefix (CP) insertion and removal. The methods proposed use the Altera fast Fourier transform (FFT) MegaCore function.
Product teardowns come to a screen near you
Design How-To  
2/5/2008   Post a comment
CMP's EE Times has launched of Teardown TV, a video-based extension of the 'Under The Hood' series of product teardowns.
What's in an RF Front End?
Design How-To  
2/4/2008   1 comment
If you ever needed to explain what an RF front end is, part one of this series on RF Front End design gets the job done for you.
PicoChip, MimoOn team for LTE ref design
Product News  
2/4/2008   Post a comment
picoChip has teamed with MimoOn (Duisburg, Germany), a start-up focusing on IP for MIMO technologies, for an end-to-end LTE reference design. The companies plan to demonstrate the platform, which shares many commonalities with WiMAX designs, at next week's Mobile World Congress in Barcelona, Spain.
Tektronix brings live RF to mid-range analyzers
Product News  
2/4/2008   Post a comment
The company has released mid-range RSA3000B real-time spectrum analyzers with its DPX waveform imaging processing capability for signal analysis in applications such as 3G, WiMAX, WLAN, and RFID.
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