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2008-02-13 Xilinx, Freescale offer DPD design for power amplifiers
Xilinx is presenting a DPD reference design based on its Virtex range of FPGAs and XtremeDSPs that is optimized for Freescale Semiconductor's LDMOS power amplifiers.
2010-08-19 WLAN power amplifier is 1.5mm x 1.5mm
Microsemi introduces the new LX5514M power amplifier, a continuation of their WLAN product family expansion for the smartphone market
2009-12-04 WLAN power amp consumes 391mA current
Microsemi has begun volume production of its LX5518 power amplifier for IEEE 802.11b/g/n WLAN applications in the 2.4GHz to 2.5GHz frequency range
2002-04-08 Wireless-trench technology for silicon GSM power amplifiers
This article describes the results obtained for power amplifiers designed with the new wireless trench technology.
2011-03-17 Wi-Fi FEMs tout high power, high linearity
Two 5GHz WiFi FEMs from RF Micro Devices claim to deliver high power and high linearity
2006-02-17 WCDMA PAs tout industry's lowest power consumption
Anadigics's new HELP3 WCDMA power amplifiers tout to offer the industry's lowest power consumption and provide full compliance with HSDPA requirements.
2005-05-12 W-CDMA gets a boost from dual-band power amplifier module
Fairchild's new W-CDMA power amplifiers is one of the first dual-band W-CDMA PAs that offers a 3-by-3mm footprint
2003-03-07 Vishay boost converter provides >380W/in? power density
Vishay Intertechnology has released a pair of FunctionPAK synchronous dc/dc boost converters that provide a power density >380W/in&sup3
2000-09-27 Utilizing class-D audio power amplifiers for high efficiency
New filterless modulation techniques eliminate the biggest limitation of using class-D amplifiers in portable equipment. Notebook computers, PDAs, mobile phones and battery-powered speakers are applications that could greatly benefit from the use of class-D amplifiers
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.
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.
2003-09-23 TI audio power amp has dc volume control
Expanding its portfolio of audio power amplifiers for LCD flat panel displays, Texas Instruments has introduced what it claims is the industry's first 5V filter-free class-D audio power amplifier.
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.
1999-06-01 The practical side of switching audio power amplifiers
This paper will review existing amplifier technologies, explain basic theory behind switching amplifiers, discuss some switching amplifier design points and compare the efficiencies of three amplifier types
2004-11-25 TDA856x and TDA8571J power amplifiers
This app note contains application information for the power amplifier TDA856x series and the TDA8571J
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.
2002-10-28 Swept adjacent channel power analysis on digital TV amplifiers
The application software described here provides swept Adjacent Channel Power analysis, using AMIQ and SMIQ for signal generation and FSP, FSU or FSE for signal analysis, on power amplifiers used in digital TV systems.
2011-09-01 Surface-mount resistors tout 5C7W power rating
The Power Metal Strip resistors from Vishay offer high-temperature capability and allow high-power circuit design
2004-01-28 STMicro audio power amplifier delivers 200W
STMicroelectronics has developed a single-chip audio power amplifier that delivers 200W
2004-11-02 ST linear power amplifier suits WLAN apps
ST introduced a linear power amplifier for use in WLAN apps meeting the IEEE802.11b/g standards, such as notebook PCs, desktop PCs, PDAs and other mobile products
2008-07-11 Solid-state power amplifier line rolls
Stealth Microwave has developed a product line of bi-directional solid-state power amplifiers for commercial and military applications.
2009-06-08 Skyworks buys power amplifier supplier
Skyworks Solutions Inc. has acquired Axiom Microdevices, a volume supplier of CMOS-based power amplifiers for mobile phones.
2002-02-19 Signal limiter for power amplifiers
This application note describes how power circuits are designed to effectively maintain a high level of sonic integrity for cost-effective performance
2002-12-06 Signal limiter for power amplifiers
This application note presents a design of a signal limiter for power amplifiers, using the THAT 4301 Analog Engine.
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
2004-08-19 SiGe power module eyes 802.11a-compliant devices
SiGe unveiled a new 5GHz power amplifier module for access points, PCMCIA cards, laptop computers and other client devices compliant to the 802.11a WLAN standard
2004-03-19 SiGe power amp seeks socket in CDMA handsets
SiGe Semiconductor Inc. has introduced a line of silicon germanium power amplifiers that it believes will break gallium arsenide devices' lock on CDMA cellphones.
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.
2002-10-09 Sanyo CDMA handset adopts RF Micro amplifiers
RF Micro Devices Inc. has begun shipping two power amplifiers and a triple-band LNA/mixer to Sanyo Corp., to be deployed on the latter's latest SCP-4900 CDMA 2000 1X handset.
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