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2009-10-09 Integrated receiver simplifies the analog side of digital predistortion
Digital processing power offers several methods to improve the efficiency of base station PAs. Improvements in PA efficiency lead to significant reduction in the operating expense for cellular service providers
2016-02-02 Data acquisition improvement with digital predistortion
Find out how the THD of a digital signal generator can be improved with a digital predistortion technique, which then enables evaluation of an ultra-low-distortion DAS.
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.
2004-09-27 Linear Tech ADC eyes wireless, cable comm. systems
The new family of high-speed ADCs from Linear Tech combines AC performance with low power.
2013-04-17 DPD receiver tweaked for 300MHz base station apps
Linear Technology has recently rolled out a wideband RF-to-digital micromodule receiver which targets wideband, low IF receivers and wireless base stations implementing power amplifier linearisation
2005-05-16 Digitization of analog, RF circuits
The migration of analog functions to the digital domain reduces cost per channel as the move to 3G progresses
2006-03-29 ADCs handle 250MSps for cable and wireless
Analog Devices' AD9230 ADC is designed to bring greater efficiencies to wireless infrastructure and reduced power consumption and footprint to cable applications.
2002-03-05 Fujitsu DAC technology provides 1GSa/s conversion rate
Designed for video systems, test equipment, and 3G cellular infrastructure, Fujitsu Microelectronics America (FMA) has announced an advanced DAC technology that provides a resolution of 14 bits and a minimum guaranteed conversion rate of 1Gsa/s.
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.
2003-01-16 SoCs no panacea for comms infrastructure
Unlike battery-powered handsets, the room-size cellular basestations and telecom switching stations that make up the real comms infrastructure have scant need for highly integrated, small-form-factor, low-power ICs.
2009-01-20 QR matrix decomposition
QR matrix decomposition (QRD), sometimes referred to as orthogonal matrix triangularization, is the decomposition of a matrix (A) into an orthogonal matrix (Q) and an upper triangular matrix (R).
2009-01-23 Power amplifiers on the hot seat
A virtual "sit down" with some leaders in the industry discussed where power amplifier technology is, and where they think it is going.
2005-02-07 Linear Tech raises sampling rate of 12-bit ADC
The compamy introduced LTC2220-1, a 12bit, 185MS/s ADC, that combines solid AC performance with low power for power amplifier linearization.
2004-10-15 Linear Tech ADC offers low power dissipation
A second-generation 14bit 80MSps ADC in Linear Tech's LTC2220 family achieves low power consumption with excellent AC performance, the company disclosed.
2008-09-16 Jedec spec standardizes 8B/10B gains
IBM Corp.'s 8B/10B makes single transmission-line-pair communications possible at frequencies above 2GHz. Jedec specification JESD204 defines the protocol and electrical characteristics required to standardize the implementation of this coded interface for data converters, enabling a new generation of faster and more accurate serial ADCs.
2010-05-26 Dual-path RF transistors save cost in TD-SCMDA amps
Freescale Semiconductor has developed two LDMOS RF power transistors optimized for power amplifiers in base stations serving TD-SCDMA wireless networks
2009-08-13 CPRI v4.1 IP core supports WiMAX, LTE
Altera Corp.'s newly hatched IP core also upgrades W-CDMA, CDMA and other air-interface standards.
2012-05-16 Broadband RF mixer tips 26.9dBm IIP3 on 294mW
Linear Technology's LTC5567 300MHz to 4GHz downconverting broadband RF mixer features 2.5GHz IF bandwidth for 4G wireless base stations and high dynamic range receiver applications.
2008-07-02 Altera tool builds DSP design in minutes
Targeting high-performance DSP designs, Altera Corp. rolled its DSP Builder tool version 8.0, featuring second-generation model-based synthesis technology.
2008-09-25 'Fastest' 16bit ADC fits multiple process devices
Texas Instruments has launched the market's first 16bit, single-channel, 200MSps ADC to provide faster speeds previously only available with lower resolution devices.
2005-09-08 Video filter/driver eliminates dozens of discrete devices
Fairchild Semiconductor's FMS6406 is the industry's most highly integrated standard definition, low-pass reconstruction video filter/driver
2005-10-06 Silicon Lab's transceiver streamlines high-volume EDGE designs
The design team at Silicon Laboratories has come out with the Aero IIe single-chip EDGE transceiver, which is specifically designed to enable high-volume EDGE handset production.
2005-09-08 RF ICs can be quite complex
According to one industry analyst, the worldwide handset RF semiconductor market is expected to grow from $5.3 billion in 2004 to $8.26 billion in 2008
2005-09-08 RF ICs can be quite complex
Understanding that complexity, and putting these devices to work for you, can help get you ahead of the competition
2003-09-22 Maxim RF ICs provide AM-PM distortion correction
Maxim Integrated Products has released what it claims is the world's first monolithic RF predistorter ICs.
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