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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.
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.
2010-06-23 Using the MCP4728 12bit DAC for LDMOS amplifier bias control applications
The DAC is favourably used in the bias control circuit for the base station power amplifier module. In practical applications, the bias control circuit maintains the IDQ within a 4 percent range. This application note shows an example of how the DAC converter is used for this purpose
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.
2002-05-20 UltraRF, Hitachi Kokusai codevelop amplifier modules
UltraRF Inc. and Hitachi Kokusai Electric of Japan have agreed to jointly develop RF power amplifier modules based on UltraRF's LDMOS-8 technology.
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.
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.
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.
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
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.
2008-04-07 RF power transistors eye 2.5-2.7GHz WiMAX
Infineon Technologies AG has released two new LDMOS RF power transistors targeting wireless infrastructure applications such as WiMAX in the 2.5-2.7GHz frequency band
2005-06-06 RF power reduction for CDMA/W-CDMA cellular phones
This app note talks about RF power amplifier in a CDMA/WCDMA cellular phone.
2008-05-22 RF power detector operates over wide frequency range
A new monolithic broadband, high performance logarithmic RF power detector from Linear Tech promises accurate RF power measurement over a wide frequency range
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
2005-02-03 RF power amplifiers target wireless applications up to 3GHz
ParkerVision announced that it is introducing two new families of RF power amplifier products.
2004-11-24 RF power amplifier efficiency improves with varied Vcc, from dc/dc supply
This app note describes a variable power supply, the MAX850, that can improve power amplifier efficiency to more than twofold at +16dBm output
2005-04-19 RF power amplifier delivers 25W
RFI Industries announced the availability of model AP32SV125A, a 25W broadband RF power amplifier manufactured by Prana R&D of Brive, France.
2012-12-12 RF power amp, device sales combine for $3B despite slow year
The Asia-Pacific Region, including Japan, continues to account for over 75 per cent of the RF power semiconductor devices that are sold into the mobile wireless infrastructure segment
2007-07-09 RF power amp pioneer opens Japan, China offices
Nujira, developer of efficient power amplifiers for wireless applications, is expanding its operations in the Pacific Rim with a field support office in Japan and a larger sales network in China
2007-08-24 RF power amp handles military communications band
AR Modular RF has introduced a new RF power amp module that covers the VHF/UHF military communications band, from 30MHz to 512MHz with a power output of 100W P1dB CW
2010-04-05 RF power amp delivers
From BC Systems comes Model RF40015, an RF power amplifier for defense applications in which broadband frequency coverage of 20MHz to 305MHz and RF output power of at least 100W.
2012-09-28 RF power amp boasts low EVM at high power for WLAN
Microchip's 5GHz SST11CP16 supports the new IEEE 802.11ac ultra high data rate WiFi standard for 351Mb/s with 1.8 per cent error vector magnitude at 19dBM output power
2014-03-25 Power trends take spotlight at APEC 2014
During this year's APEC, global players such as Fairchild, Intersil and Texas Instruments revealed their business plans and product offerings in anticipation of the power efficiencies demanded by next-generation electronic devices
2010-12-02 Power amplifier linearization SoC platform goes into digital terrestrial broadcast
Scintera Networks Inc. announced the availability of its SC1887-03 Adaptive RF Power Amplifier Linearizer system-on-chip for the digital terrestrial UHF broadcast TV market.
2005-04-18 New RF power amplifier from Prana
RFI Industries announced the release of model AP32MT315, which is a 1,500W broadband RF power amplifier manufactured by Prana R&D of Brive, France.
2005-03-04 National Semi dc-dc converter suits RF power amps
The LM2706 dc-dc converter from National Semi is designed for powering RF PA from a single Li-ion cell
2004-11-24 National DC/DC converters target RF power amplifiers
National launched a family of DC/DC converters that is designed for powering RF power amplifiers from a single Li-ion battery
2002-03-05 Maxim RF PA controller has 80 percent lesser footprint
Measuring 1.6-by-1.6mm, the MAX4000, MAX4001, and MAX4002 power controller ICs for closed-loop bias control of GSM power amplifiers, are claimed to be the smallest in the industry and occupies 80 percent less board space than other similar products
2001-04-20 Low-cost 1000W, 300V RF power amplifier for 13.56MHz
This application note details the design, development, assembly and performance of a high-efficiency, 1kW/13.56MHz RF power amplifier operated from a 300Vdc supply and with an efficiency of 80 percent.
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