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EE Times India - total search 66 articles sort by date sort by relevance
Extend DAC resolution for motion control systems 2004-07-01
Motion control systems often require digital-to-analogue converters with high resolution but not high accuracy. Because high-accuracy DACs are expensive and consume valuable board space, a good solution is to extend your DAC's resolution in software. This article presents such a technique  
Understand the differences between R2R, string DAC 2008-10-03
Knowing the attributes of digital to analogue converters will help you choose the right architecture for your application.  
MCUs with PPG can function as PWM and DAC 2003-12-16
MCUs that include built-in 16bit PPG timers can be configured in PWM mode to generate waveforms with varied pulse width at a constant period, in synchronization with a dedicated external or software trigger.  
Boost DAC integral non-linearity through gain correction 2011-10-25
Here's a calibration technique that can reduce INL errors in digital-to-analogue converters.  
Sigma-delta techniques extend DAC resolution 2005-06-01
For applications that need more resolution from small or affordable DACs, a sigma-delta modulator can be the solution  
To use or not use external DAC 2009-04-01
Know why using an external audio converter IC over one integrated on SoC can help ensure high-quality audio performance.  
DACs with FPGAs for direct-IF architectures 2004-02-16
FPGAs allow partitioning from the DAC for flexible pre-processing, making the resulting system more adaptable  
Implementing analogue video interfaces into complex SoCs (Part 1) 2010-06-11
This two-part series discusses implementation of analogue video interfaces that can be embedded into complex SoCs. Part one focuses on the transmitter part of the analogue video interface, which is essentially a DAC with video performance  
MCU offers an alternative to direct-digital-synthesis 2011-07-18
The task of DDS devices can be performed with a microcontroller programmed as a DDS and an external high-resolution DAC  
Implementing analogue video interfaces (Part 1) 2010-07-02
This two-part series discusses implementation of analogue video interfaces that can be embedded into complex SoCs. Part one focuses on the transmitter part of the analogue video interface, which is essentially a DAC with video performance  
Control analogue output from CPLD with PWM 2009-04-08
Know how CPLD can replace DAC, allowing it to drive an audio speaker or control things like LED intensity  
Improve audio performance in portable designs 2008-05-01
This article provides suggestions for a good system design and PCB layout practices relevant to the design of any portable system that includes audio playback and/or recording functionality.  
Single-ended vs differential interfaces 2009-06-24
Know the digital interfaces required to transmit the digital conversion results from an ADC to a system controller.  
Basics of ADCs and DACs 2007-07-19
Understand the concept of sampling and Nyquist's sampling criteria, and learn how to use undersampling and anti-aliasing filters.  
Ikos lawsuit against Axis turns more complex 2001-04-15
Is the Ikos lawsuit strictly 'black and white' or is it tied to a takeover bid? This technical news article describes that issue against Axis Systems, which deals about the emulation patents of both companies.  
Addressing traditional radio design issues 2011-10-10
Know the considerations to make when designing an analogue-tuned, digital-display radio.  
The science and art of pulse-CO oximeter 2010-03-04
Few disciplines can turn the cold science of metrology into pure art as quickly as medical diagnostics. Here's a teardown of the Masimo's Radical-7 Signal Extraction Pulse-CO Oximeter.  
Game console goes way beyond the average DVD player 2007-03-01
With so much attention focused on the Playstation and Wii game systems these days, ZapIt was able to come under the radar with a game box that's suited more for the whole family than just the younger generation.  
Implementing analogue video interfaces into complex SoCs (Part 2) 2010-06-18
In this second part, we focus on the receiver side of the interface—the video analogue front end (video AFE or V-AFE).  
Extracting efficiency in mobiles and portable stereo audio 2008-08-14
Deliver high efficiency with a clean audio signal in portable devices.  
Minimize SoC leakage with power mgmt tools 2011-07-05
A new power domain partitioning technique could reduce leakage in system-on-chip designs by taking advantage of package configuration information.  
Fuji's FinePix undergoes postmortem 2008-01-14
As digital camera platforms stabilise, more- robust mechanical design and environmental resistance may be the most significant opportunities for differentiation.  
Important principles for practical analogue BIST 2011-08-01
Understand the principles of analogue BIST remain, which are still a mystery to most engineers, especially analogue-circuit designers.  
ADCs and DACs fundamentals, Part 5 2008-11-21
The ac specifications that are most likely to be important with DACs are settling time, glitch, distortion, and spuriousfree dynamic range (SFDR).  
Power-Sensitive Design Techniques On FPGA Devices 2001-07-03
Power-Sensitive Design Techniques On FPGA Devices  
Audio signal chain design for non-audio experts 2009-03-09
Learn how to decode audio-product specs in order to find the best product for your audio application.  
Simulation reveals embedded-algorithm behavior 2001-06-01
interest here is in assembling a  
Handheld phone/PC offers full-size laptop features 2007-09-10
Advantage X7500 a PocketPC phone is much smaller than a laptop, more like a conventional PDA. But it offers much of the same functionality of the laptop.  
Problems of PWM duty cycles and higher switching frequencies 2008-08-13
This article examines the weaknesses of conventionally generated digital PWM (DPWM).  
Simulating high-speed disk drive signals 2003-05-16
People around the world make  


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