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2002-01-24 Xicor, Motorola collaborate on Smart Biasing for RF PAs
Xicor Inc. has teamed up with Motorola to provide RF power amplifier (PA) reference platforms for GSM, EDGE and W-CDMA cellular base station applications.
2014-06-09 Wireless infrastructure drives RF power IC growth
As wireless continues to expand, high-power RF equipment will play a critical role. This gives a boon to GaN, which has been named the material of choice for RF power semiconductors.
2001-06-11 Using Xicor digitally controlled potentiometers in commercial RF power amplifier applications
This application note describes how to implement Xicor's digitally controlled potentiometers in commercial RF power amplifier applications.
2007-04-23 Using the DS4303 to bias LDMOS RF power amps
One key element to providing high performance with LDMOS amplifiers is compensating the gate bias voltage to maintain a constant quiescent current over temperature.
2004-10-01 Using RF power detector in mobile stations
Linear-in-dB RF detectors deliver better performance in amplifier applications for IS-95, W-CDMA, cdma2000 and TD-SCDMA air interfaces
2012-09-25 TriQuint wins DARPA contract to up performance of RF power amps
The Near Junction Thermal Transport effort will build on TriQuint's advanced GaN on silicon carbide technology and the reliability of its modern RF ICs
2013-01-18 TriQuint outs 35W, 32V GaN RF power transistors
The T1G4003532-FL and T1G4003532-FS are 37W discrete GaN on SiC HEMTs that operate from DC to 3.5GHz, geared to optimise power and efficiency, and to lower overall system cost
2008-06-24 Transistors remit high peak power for wireless net
Infineon Technologies AG recently launched a new family of RF power transistors specifically targeted at wireless infrastructure applications in the 700MHz frequency band.
2008-04-21 Transistor assures peak power for UHF broadcasts
Freescale Semiconductor Inc. has introduced a 50V laterally diffused MOS (LDMOS) RF power transistor, which the company says is designed to deliver 50 percent higher output power than competing UHF TV broadcast solutions.
2007-06-25 Toshiba launches GaAs FETs, RF devices
TAEC featured an array of C-, X- and Ku-band gallium arsenide (GaAs) FETs developed by Toshiba Corp. as well as a broad line-up of RF and small signal devices at this year's IEEE MTT-S event
2013-08-28 TI rolls power chips with MIPI RFFE, maximise battery life
Integrating the MIPI Alliance's radio frequency front-end digital control interface, TI's latest RF power converters significantly reduce the heat and power consumption in RF power amplifiers.
2014-06-23 Thermal measurement methodology of RF power amps
Thermal measurement methodology has been developed and implemented by Freescale Semiconductor to accurately characterise high power RF power amplifiers.
2006-06-02 Techniques for measuring RF gain using the MAX2016
This application note discusses how to implement the MAX2016 RF detector into an automated test system for gain measurements in heterodyne transceiver applications
2008-02-18 Take a holistic approach to power management for mobile devices
Power management no longer remains a hardware-only problem; rather it has become a system problem that is being addressed by all engineers involved in the system design process. Power management decisions are being taken at both hardware and software level. Increasing focus towards system aspects of cellular phones compels designers to take a holistic and dynamic approach to power management to effectively decrease power consumption without degrading performance
2005-01-20 Switching regulator eyes 2.5G, 3G CDMA RF power amps
The MIC2224 from Micrel is a high efficiency 2MHz PWM synchronous buck switching regulator designed for powering 2.5G and 3G CDMA RF power amplifiers.
2002-10-09 Switch power characteristics
This application note discusses the various characteristics of GaAs IC switch and general purpose switches.
2004-04-29 Sungil uses Fairchild RF amplifier in Scorpio V0.3
Sungil Telecom has integrated Fairchild Semiconductor's RMPA0959 RF power amplifier for its Scorpio V0.3 phone board.
2005-02-07 South Korea mobile phone maker selects Fairchild RF power amplifier
Fairchild Semiconductor announced that its RMPA1959 linear RF power amplifier module (PAM) has been chosen for use in cellular handsets by Pantech & Curitel, South Korea's mobile phone manufacturer.
2006-04-10 Solution for 3G, WiMAX base stations suits Freescale RF transistors
TelASIC announced the availability of transmit subsystems for HSDPA/W-CDMA, EVDO/CDMA2000 and WiMAX base station radios.
2015-10-09 Software-defined radio SOM integrates FPGA, RF transceiver
The PicoZed SDR Z7035/AD9361 from Avnet claims to offer frequency-agile wideband 2x2 receive and transmit paths in the 70MHz to 6GHz range, geared for both fixed and mobile SDR applications.
2005-03-21 Software lets your PC display RF power
Aspen developed a software package that lets those working with RF and microwave systems use Bird Electronic's 5010T RF Thruline Power Sensor in conjunction with a PC.
2001-04-20 Simple and inexpensive high-efficiency power amplifier using new APT MOSFETs
This application note describes a simple and inexpensive high-efficiency RF power amplifier based on Advanced Power Technology's RF power MOSFETs.
2008-12-01 Save power with on-off keying
Amplitude shift-keying is a popular modulation technique in digital data comms. A further simplification of this method is on-off keying, as this article explains.
2008-12-23 Rugged RF power transistor released
HVVi Semiconductors Inc. has released the company's first product for radar applications in the UHF band that uses its High Voltage Vertical Field Effect Transistor architecture. Operating across the 420-470MHz band, the HVV0405-175 is a fully qualified 175W RF power transistor optimized for gain and ruggedness.
2004-07-30 Rough ride predicted for cellular RF amp makers
Manufacturers of the RF power amplifiers and RF power semiconductors used in cellular basestations are in for a rough ride over the next few years according to market research group ABI.
2010-08-26 RMS RF power detector offer precision up to 40dB
The LMH2120 is designed to increase wireless coverage and extend battery life for 3G and 4G mobile handsets.
2010-08-20 RMS detector delivers accurate RF power measurements
Linear Technology has announced the release of its LTC5587, a 40dB dynamic range 6GHz RMS detector integrated with a high sampling rate 12-bit serial A/D converter.
2002-11-13 RFMD power amplifier module integrates control circuit
RFMD's RF3140 quad-band PA module integrates a power control circuit, eliminating the need for external directional couplers
2007-03-05 RFICs deliver 100W RF output for GSM, EDGE
Freescale has released two-stage RFICs capable of delivering the 100W RF output power required for GSM and EDGE network base stations.
2008-02-08 RF transmit processor combines DUC, CFR, DPD
A single-chip wireless transmit processor that combines digital upconverter, crest factor reduction and digital pre-distortion linearization functions, has been launched by TI.
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