RF Design Magazine
Test and Measurement 
May 1, 2005 
Hand-held broadband cable, antenna analyzers Anritsu Company has introduced the Broadband Site Master* S810D/S820D cable and antenna analyzers. The models,...

Products 
May 1, 2005 
Active Components Coaxial microwave switches Teledyne Relays has introduced the series CCR-39 coaxial switches, a family of broadband, multithrow, latching...

Increasing the speed of testing GSM/EDGE mobile phone power amplifiers 
May 1, 2005  By Roland Minihold, Rohde & Schwarz Munich, Germany
Testing is one of the critical operations necessary to ensure that GSM/EDGE mobile phones meet their required specifications. Consequently, reducing this...

ADCs deliver faster sampling rates with new levels of dynamic range 
May 1, 2005 
Combining a 0.35-micron biCMOS process with improved circuit design and optimal layout and simulation techniques, Analog Devices Inc. has launched two...

Advances in handset antenna design 
May 1, 2005  By Simon Kingsley
This article shows how dielectrics can be used to improve the performance of electrically small antennas, as well as describes techniques to integrate the antenna, also known as an aerial, with the radio to create an antenna module....

DVB-H architecture for mobile communications systems 
Apr 1, 2005  By Stuart Pekowsky and Khaled Maalej
The availability of new low-power, small form-factor digital video broadcast hand-held (DVB-H) demodulator and silicon tuner solutions now enable the reception of digital TV signals on hand-held devices where small displays and limited battery power are a fact of life. The requirement for improved video display functionality and support for multimedia applications makes DVB-H an attractive complementary technology to existing 3G in-band solutions....

Designing wireless interfaces for patient monitoring equipment 
Apr 1, 2005  By Noel Baisa
Recent advances in wireless technologies now make it possible to free patients from their equipment, allowing greater freedom and even making possible monitoring by their health provider while the patient is on the go....

SDR platform selected for jamming system 
Apr 1, 2005 
Spectrum Signal Processing Inc.'s flexComm SDR-3000 software platform has been selected by a leading European defense contractor for the development of...

Active downconverting RF mixer offers high linearity 
Apr 1, 2005 
Optimized to offer high linearity and wide dynamic range, Linear Technology's active downconverting RF mixer LT5527 brings a high level of integration...

Tightening the screws in RF power measurement 
Apr 1, 2005  By Carlos Calvo and Anthony Mazzei
Using a combination of a logarithmic amplifier and a temperature sensor it is possible to design a temperature compensation scheme to significantly reduce the contributions of the two major error factors in RF power management, temperature and process variations. In some cases, the temperature compensation hardware is integrated onto the power detector chip....

SI Intnl. adopts net-centric enterprise architecture 
Apr 1, 2005 
SI International Inc., an information technology and network solutions company, has developed and implemented an object-oriented (OO)/unified modeling...

Is part standardization becoming obsolete? 
Apr 1, 2005  By R. Dale Lillard and Lee Mathiesen
Originally, there were source control drawings (SCDs). These documents defined the environmental, electrical, marking, packaging and processing requirements...

Homeland security technologies undergo testing 
Apr 1, 2005 
A number of experts believe that bombs made from ammonium nitrate (AN) fertilizer have become a significant homeland security threat. If it were to be...

Passive Components 
Apr 1, 2005 
Panel antennas Pacific Wireless has announced the release of the RooTenna line. The RooTenna58 wideband panel antenna is developed to allow integration...

MBOA UWB kit targets consumer products 
Apr 1, 2005 
Combining a multiband OFDM alliance (MBOA) ultrawideband (UWB) hardware, software and consumer product development platform, Staccato Communications has...

SoC enables development of WiMAX-compliant base stations and subscriber stations 
Apr 1, 2005 
To bring cost-efficient, high-quality fixed broadband connectivity to metro area network (MAN) users, Fujitsu Microelectronics America Inc. (FMA) has...

Interface considerations for SDR using digital transmitters 
Apr 1, 2005  By Walid K. M. Ahmed and Elias Kpodzo
By definition, an application-programming interface (API) is the interface between the application software and the application platform, across which...

Ensuring full reliability on the battlefield, while lowering cost 
Apr 1, 2005  Ashok Bindra, Editorial Director
While the defense budget continues to increase with time in order to ensure that the military is armed with equipment that exploits the leading-edge technologies,...

RFID solution conforms to EPCglobal Gen 2 protocol 
Apr 1, 2005 
Seattle, WA-based fabless semiconductor supplier Impinj Inc., has released its radio frequency identification (RFID) system, GrandPrix, which conforms...

Auto RF optimizes wireless network 
Apr 1, 2005 
Recognizing the operational challenges faced by mobile operators, Telcordia Technologies Inc. has developed Auto RF, a state-of-the-art software that...

Cascaded transformers achieve better frequency performance in high-speed ADC 
Apr 1, 2005  By Rob Reeder
As higher frequency sampling becomes increasingly common, the front-end design of high-speed analog-to-digital converters (ADCs) has become a crucial...

Products 
Apr 1, 2005 
RF Distribution Amplifiers and other new RF products are featured. Look for info on RF Distribution Amplifier and other new RF Products - rf distribution amplifiers and more here....

Antennas are getting the needed attention 
Apr 1, 2005  Ashok Bindra, Editorial Director
While antennas, also known as aerials, have been around since the birth of radio, it was always looked upon as a mundane passive component that must be...

Simulation testbench supports WiMAX system development 
Apr 1, 2005 
Cambridge Consultants has developed a WiMAX simulation testbench to support the launch of Aspex Semiconductor's reference code for implementing multi-antenna...

New technology facilitates true software-defined radio 
Apr 1, 2005  By Ronald M. Hickling
While the article summarizes products available for software-radio application, it presents for the first time a carrier speed 5 GHz RF to a digital converter, which when coupled with state-of-the-art filtering software, can be used to meet the SDR Forum's definition of the ideal software radio....

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