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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.
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.
2004-06-01 TI power amps tailor-made for small LCD TVs
Providing LCD TV manufacturers with the feature set required to meet high efficiency audio demands, TI announced two stereo Class-D audio 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
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
2003-09-25 SiGe Semiconductor power amp cuts space
SiGe Semiconductor Inc. has added an on-board directional coupler and power detector to its 802.11b/g WLAN power amplifier lineup
2003-05-13 SiGe Semi power amps extend mobile phone battery life
SiGe Semiconductor's new pair of RangeCharger power amplifiers feature a nominal quiescent current of 65mA
2003-01-23 SiGe Semi licenses IBM rights to cellular power amps
SiGe Semiconductor Inc. has signed an agreement with IBM Corp. under which SiGe Semiconductor will be granted assignments and licenses to intellectual property associated with IBM power amplifier products
2007-12-07 RFMD supplies EDGE power amps for Huawei 3G handsets
RFMD is deploying its RF3161 quad-band large signal polar modulation EDGE power amplifier module to Huawei Technologies for the latter's U120E 3G multimode handset ramp
2006-12-01 RFMD samples GaN power amps to Tier 1 customers
RFMD announced the introduction and sampling of GaN wideband power amplifier ICs to Tier 1 WiMAX, cellular base station and PMR customers
2009-07-24 RF power devices see hope in China, LTE push
A new report forecasts that deployment of wireless infrastructure in China and the LTE push in the west will lift RF power device market
2011-06-23 RF power amps designed for WLAN apps
Microchip Technology offers two RF power amplifiers that operate at -20 to 85C and voltages as low as 2.7V
2008-12-15 RF front-end solution packs two power amps
SiGe Semiconductor Inc. has unveiled what it claims to be the smallest RF front-end solution for Wi-Fi applications based on an innovative architecture integrates two fully matched power amplifiers on a single die
2007-08-09 RF design team claims CMOS spin for 3G power amps
Is it possible to make a low-cost CMOS power amp for 3G cellphones that can operate with the power efficiency and robustness of a GaAs PA? Acco Semiconductor believes it has found a way
2005-11-16 Quenching the thirst of RF power amps
Consider several techniques to improve the average efficiency of linear PAs: Doherty, envelope-following and power-tracking schemes
2008-05-05 Power amps tout high linearity, low power
Avago Technologies has introduced 1W and 2W families of high-performance power amplifiers designed for next-generation cellular and WiMAX infrastructure applications
2009-08-27 Power amps tailored for 4G LTE apps
RF Micro Devices Inc. is supplying the RF6276 and the RF3280 power amplifiers (PAs) designed to meet or exceed the data-centric performance requirements of the 4G LTE mobile broadband standard
2010-02-19 Power amps support multiple W-CDMA bands
Skyworks Solutions Inc. is offering highly-integrated multimode power amplifier modules for next-generation smart phones and data cards requiring multiple W-CDMA bands
2010-05-24 Power amps support complex modulation schemes
Anadigics Inc. has launched new power amplifiers that support complex modulation schemes, such as those used in W-CDMA, HSDPA and LTE air interfaces
2007-06-15 Power amps step up linearity for WiMAX, Wi-Fi terminals
Sirenza Microdevices released two additions to its product line for Mobile WiMAX (802.16 e) and Wi-Fi (802.11 b/g/n) applications.
2009-06-11 Power amps simplify 3G handset design
Anadigics Inc. has launched of a new family of W-CDMA/HSPA power amplifiers (PAs) that incorporate daisy-chainable RF power couplers enabling simplified design of 3G handsets, data cards, modems and other types of UMTS subscriber devices
2007-11-20 Power amps reduce cost of Wi-Fi implementations
SiGe Semiconductor has released two power amplifiers that are designed to provide manufacturers with the lowest cost route to developing Wi-Fi systems
2010-03-12 Power amps improve WiMAX apps signal quality
Avago offers power amplifier modules that feature low power consumption and improves signal quality for WiMAX and Wi-Fi applications that operate in the 2GHz range
2012-09-12 Power amps for E-band radio cover 71-76GHz, 81-86GHz range
The GaAs pHEMT MMIC power amplifiers EXP7602 and EXP7603 from GigOptix feature on chip temperature compensated output power detector to simplify system assembly and increase power efficiency
2008-03-27 Power amps fit next-gen cellular, WiMAX apps
Avago Technologies has introduced two new power amplifier product families designed for next-generation cellular and WiMAX applications
2009-06-05 Power amps extend talk time in UMTS handsets
Avago Technologies has launched five new CoolPAM power amplifiers for UMTS band handsets and datacard applications
2006-11-29 Power amp loads 20mW for weak signal amplification
New Japan Radio has announced the NJM2278, a 20mW power amplifier designed for use in the transmitters of specific extremely low-power radio equipment using weak signals in the 300/400MHz bandwidth
2007-06-01 Power amp drives ceramic speaker at higher voltages
National Semiconductor has developed a single-chip Boomer audio power amplifier that delivers the highest voltage for driving ceramic speakers used in portable devices
2006-08-16 Paired amps slash MIMO design costs
Mau-Chung Frank Chang advises designers to evaluate trade-offs between performance and cost when selecting key components such as power amps.
2004-05-25 Nujira samples power amps for wireless systems
Nujira will sample its devices to selected customers by the third quarter, with production units available by early 2005.
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