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2014-09-23 Piezoelectric MEMS mics soars with 70dB signal-to-noise ratio
The next generation of high-definition microphones, which uses piezoelectric tranducers, will surpass traditional MEMS mics whose signal-to-noise ratio is limited by a need for perforated backplate behind the diaphragm.
2004-01-21 Holtek PA features high signal-to-noise ratio
The HT82V735 low voltage stereo audio power amplifier (PA) from Holtek Semiconductor Inc. features high signal-to-noise ratio and low harmonic distortion.
2012-10-23 Wolfson unveils HD audio MEMS microphones
The WM7121 and the WM7132 MEMS microphones feature feature matching phase responses and matching sensitivity, making them suitable for stereo recording.
2010-12-13 Two ways to measure noise figure
Learn about accurate and repeatable methods for measuring noise figure.
2013-01-29 RFP planning wizard integrates VSS design tools
AWR Corporation's latest product is an novative new frequency planning wizard within Visual System Simulator that enables engineers to determine spurious free bandwidths.
2012-12-13 Minimising self noise for MEMS microphone apps
Learn why MEMS microphones are now ready for many new high performance applications.
2016-01-21 In pursuit of quiet: Noise in linear regulators
It is always better to make sure the noise levels are low enough for your needs without expensive trials. Find out how this can be achieved.
2003-05-02 High efficiency modulations for satellite TV
Satellite transmission efficiency may be improved as a result of higher definition constellations, coupled with advanced error correcting algorithms.
2014-10-30 High dynamic range apps: SAR vs sigma-delta ADCs
SAR and sigma-delta ADCs each have their own pros and cons. Here's a look at the trade-offs the data-acquisition system designer must make based on performance, speed, space, power and cost requirements.
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.
2013-01-18 Challenges in cloning ADC that hit end-of-life
Know some of the challenges when selecting a cloned analogue-to-digital converter to replace an obsolete model.
2007-09-17 Broadband illumination captures critical defects
This article demonstrates that a tunable broadband brightfield approach has several advantages over a single-wavelength approach for meeting new inspection challenges and generating higher capture rates of yield-impacting defects.
2003-05-27 Bit error ratio BER in DVB as a function of S/N
This application note describes a second, viable approach to generating a defined bit error rate (BER), taking into account signal-to-noise ratio (S/N) deterioration.
2014-08-26 VGA sensor touts excellent video quality for consumer apps
The OV7676 from OmniVision promises to deliver best-in-class low-light sensitivity, signal-to-noise ratio, full-well capacity, quantum efficiency and low-power consumption.
2005-02-07 Unlicensed and unplugged
Advanced wireless signal processing and other technology now manage interference in the unlicensed bands, improve signal-to-noise ratios and lower costs
2006-08-22 Sensor improves SNR, reduces signal badwidth
IXYS said its new sensor is a complete sampled data subsystem that includes a unique adjustable digital filter that improves signal to noise performance while also reducing signal bandwidth.
2013-03-19 PIC-based VICR ready for 100G optical networks
The PIC-based VICR integrates a variable optical attenuator on the signal path and is designed to increase dynamic range and improve the optical signal to noise ratio for coincident signals.
2001-09-05 Noise immunity circuit for the MX633/643 call-progress detectors
This application note provides an evaluation circuit for bread boarding purposes and discusses an approach for limiting the MX633/643 call progress detector's sensitivity to noise in poor signal to noise situations.
2005-09-06 Maxim's ADC delivers -82dBFS, 80dB SNR and 96dBc SFDR
Maxim rolled out a 16bit 80Msps ADC that promises to set new industry standards in the elite class of ADCs that achieve 80dB or greater signal-to-noise ratio
2013-05-10 Magnachip adds 30V option to its 0.18um EEPROM
The additional high voltage option provides increased noise immunity by improving the signal-to-noise ratio characteristics of devices, a critical issue in touch sensing IC performance.
2004-08-02 Linear transmit mixer streamlines basestation design
Linear Tech disclosed that its new RF active transmit mixer provides linearity and signal-to-noise performance matching that of passive mixers.
2011-09-29 Grasping noise, ENOB and effective resolution in ADC
Given the demand for higher resolution, designers must develop a better understanding of ADC noise, effective number of bits, effective resolution, and signal-to-noise ratio.
2005-04-29 CMOS cameras from Atmel suit industrial machine-vision apps
Atmel unveiled a new area scan CMOS camera family designed for industrial machine-vision apps that offers an excellent signal to noise ratio.
2004-07-20 AKM modulator generates 110dB SNR
Asahi Kasei Microsystems released a Class-D two channel modulator that can generate 110dB signal-to-noise ratio.
2005-07-22 ADC with 68dB SNR at 210MSPS
A 13-bit, 210MS/s analog-to-digital converter (ADC) featuring 68dB signal-to-noise ratio and 79dB SFDR, at the maximum sample rate of 210MS/s and an input frequency of 230MHz was recently unveiled by Texas Instruments
2005-09-29 ADC delivers 72dBFS SNR, 84dBc SFDR at 170MS/s
Texas Instruments announced its new 14bit, 170MS/s ADC that offers 72dBFS signal-to-noise ratio and 84dBc spurious-free dynamic range at the maximum sample rate of 170Msamples/s and an input frequency of 150MHz
2011-08-01 6-channel AFE targets smart metering
Microchip Technology has unveiled a stand-alone AFE that includes 16/24bit Delta-Sigma ADCs and features signal-to-noise and distortion of 89dB.
2004-10-18 Wolfson loads audio codec with functionality
Wolfson's latest device is a mono audio codec designed for digital still cameras and digital-voice recording apps, such as dictaphones.
2003-12-03 Wolfson DACs target DVD, SACD players
Wolfson Microelectronics plc has introduced a family of low-cost, power-efficient multi-channel DACs.
2005-01-07 Wireless transmitter/amplifier works without audio degradation
Amphony's 5.8GHz digital wireless audio transmitter/amplifiers are capable of transmitting audio to loudspeakers wirelessly and without any audio degradation.
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