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PA What is a power amplifier (PA)? Search results

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What is a power amplifier (PA)?
Designated as the last amplifier in a transmission chain, a power amplifier (PA) typically requires the most attention to power efficiency.
total search498 articles
2005-02-21 World's 'smallest linear PA module' includes on-chip power detector
RFMD's new RF5198 module is touted to be the world's smallest linear PA module to include an on-chip power detector.
2009-08-05 WLAN PA delivers ultrahigh linear output
SST Communications has rolled out the SST12CP11 2.4GHz WLAN power amplifier (PA), which doubles the output power previous models.
2005-12-22 WLAN gets a boost with a dual PA
SST Communications' new MIMO WLAN system PA provides two amplification channels in the 2.4GHz band for 802.11b/g devices that feature an architecture with two transmitters and two receivers (2x2).
2006-03-06 WiMAX PA delivers high throughput
Sirenza's new high linearity power amplifier enables connectivity and high throughput in WiMAX customer premises equipment, access points and base station equipment.
2008-04-22 Wi-Fi gets a lift with SiGe's PA
SiGe Semiconductor's SE2587L power amplifier delivers excellent linearity at transmit power levels of +19dBm in 802.11g mode and +24dBm in 802.11b mode.
2007-02-21 W-CDMA PA promises 25% more talk time
Leveraging Anadigics' HELP3 technology, the AWT6221 W-CDMA power amplifier reduces average current consumption by 75 percent, which translates to up to 25 percent increase in talk-time.
2005-02-28 W-CDMA PA modules reduce power consumption by 50 percent
Anadigics unveiled a new family of 4-by-4mm HELP W-CDMA PA modules that use the company's proprietary mode switching techniques.
2005-03-18 TriQuint PA module tailored for GSM/EDGE apps
TriQuint unveiled a new GSM-EDGE power amplifier module that has been optimized for high EDGE efficiency and power class E2 operation while maintaining high GSM/GPRS efficiency.
2010-05-14 Smart energy module packs Zigbee, PA, LNA
SyChip Inc. has launched the SN3020 smart energy embedded module claimed to be the smallest, lowest-power, fully-compliant Zigbee module supporting Smart Energy profiles.
2005-09-29 Skyworks, Motorola to develop TETRA-based PA
Skyworks Solutions has signed an exclusive agreement with Motorola Inc. to jointly develop Terrestrial Trunked Radio (TETRA)-based power amplifiers.
2014-10-21 Skyworks rolls out SP2T switch for pre-PA cellular, WLANs
The SKY13453-385LF features small QFN package, low insertion loss, high isolation and high linearity performance.
2003-08-07 Skyworks PA module suits GSM, GPRS handsets
Skyworks Solutions has expanded its family of power amp modules with the release of the 6-by-6-by-1.2mm module for tri-band GSM/GPRS cellular handsets.
2006-01-27 Sirenza PA powers Wavesat WiMAX solution
Sirenza Microdevices announced that its recently introduced SZA-3044power amplifier IC has been chosen by Wavesat Inc. for its customer premise equipment solution.
2003-01-30 SiGe Semi PA suit 802.11b/g systems
SiGe Semiconductor's SE2529L multi-mode power amp specifically targets 2.4GHz WLAN systems compliant to the IEEE 802.11b, 802.11g specs.
2008-12-24 SiGE releases 'smallest' ISM band PA
SiGe Semiconductor Inc. has released the SE2568U ISM band high-performance power amplifier (PA) targeted at the embedded 2.4GHz WLAN market.
2005-02-09 SiGe PA raises the bar on size, performance
SiGe announced its SE2550L RF front-end module and SE2523L power amplifier with integrated power detector for 802.11 b/g WLAN systems.
2004-12-06 RFMD transceivers, PA modules lower handset devices' BoM costs
RFMD announced volume production shipments of its POLARIS Total Radio GSM/GPRS transceivers and PowerStar PA modules for use in Motorola's MPx220 handset.
2005-07-01 RFMD ships CDMA PA modules to Samsung
RF Micro Devices Inc. (RFMD) has commenced production shipments of CDMA power amplifier (PA) modules to South Korea-based handset and consumer electronics maker Samsung Electronics.
2002-12-23 RFMD rolls PA modules for CDMA handsets
The company has announced the availability of the RF6100 line of CDMA PA modules that is suitable for wireless handset systems.
2004-03-24 RFMD PA module provides -51dBc linearity
RF Micro Devices has announced that it has begun high volume production shipments of its RF3163 CDMA PA module to a CDMA handset OEM headquartered in Korea.
2003-02-20 RFMD PA module occupies 70mm? footprint
RF Micro Devices' RF3133 PowerStar power amplifier module is available in a 7-by-10mm LCC package.
2004-03-12 RFMD launches world's smallest PA module
RF Micro Devices has disclosed that it has begun production shipments of the world's smallest quad-band, Edge-capable power amplifier module.
2002-02-21 RF Solutions PA IC targets 802.11 networks
Claimed to be the industry's first 802.11 dual-band power amplifier, the RFSP5910 single-chip power amplifier is targeted for NICs that can address both 802.11a and HiperLAN/2 at 5GHz, as well as 802.11b and 802.11g at 2.4GHz.
2010-03-11 RF range extender combines PA, LNA, switches
Texas Instruments Inc. is rolling out a highly-integrated, cost-effective RF range extender for low-power wireless applications at 850MHz to 950MHz.
2008-02-15 Quad-band Edge PA modules strut slimmed-down frame
Debuting with a 5mm x 5mm footprint, TriQuint's TQM7M5012 and TQM7M5005 are 50-percent smaller than previous-generation products, providing handset manufacturers additional board space to add other rich features.
2004-02-02 Polar modulation in mobile PA design
Polar modulation is a useful technique for improving the efficiency and stability of a wireless transmitter when size and battery life is important.
2006-05-15 PA suits WLAN terminals
Renesas announced a 2.4 GHz/5GHz dual-band SiGe monolithic microwave IC as a power amplifier for WLAN terminal transmission power amplification.
2007-04-02 PA Semi offers 25W PowerPC
Startup PA Semi is shipping chip samples that demonstrate its claim of taking the PowerPC architecture's power consumption to new lows for a range of embedded markets.
2006-05-02 PA optimized for EDR, Bluetooth apps
SiGe Semiconductor has expanded its series of RangeCharger ICs with a miniature power amplifier optimized for both standard Bluetooth and enhanced data rate applications.
2005-05-13 PA modules with CoolPAM tech
Agilent recently announced two new CDMA power amplifier modules (3-by-3mm), featuring the company's CoolPAM technology.
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