Current Issue

March 2010

Cover Story

 

BURN OUT: WEAK LINKS AFFECT HB-LED LIFETIME

- BY MARGERY CONNER • TECHNICAL EDITOR
HIGH-BRIGHTNESS LEDs FOR SOLID-STATE LIGHTING CAN LAST 50,000 HOURS OR MORE, BUT THE COMPONENTS SURROUNDING THEM GENERATE HEAT THAT CAN CAUSE EARLY FAILURES. PROPER SELECTION OF CAPACITORS AND OTHER COMPONENTS, ALONG WITH THERMAL MANAGEMENT, CAN HELP YOU SAVE YOUR LEDs FROM AN EARLY DEMISE.

Pulse

 

NI pursues robot revolution

- by Rick Nelson

Reconfiguring figures in FPGA programmes for 2010

- by Graham Prophet

Single-key capacitive touch controllers for portable products

- BY GRAHAM PROPHET, EDITOR

OPEN-SILICON ADDS SILICON LOGIC ENGINEERING

- by Ron Wilson

Sharp expands its repertoire of LCD-plus displays for in-car use

- by Graham Prophet

Department and Columns

 

BAKER’S BEST: From high to low frequencies with IBIS

- BY BONNIE BAKER

PRYING EYES: Analyzing a NAS

- BRIAN DIPERT • SENIOR TECHNICAL EDITOR

EDN.COMMENT: Brightest and best?

- BY GRAHAM PROPHET • EDITOR

Test & Measurement World: Windows 7 for test applications

- BY MARTIN ROWE • SENIOR TECHNICAL EDITOR, TEST & MEASUREMENT WORLD

TALES FROM THE CUBE: Putting the brakes on Sparky

- ARTHUR SUNDEEN • ELECTRICAL ENGINEER

Design Ideas

 

Multidecade BCD DAC uses resistors of only six values

- Marián Štofka, Slovak University of Technology, Bratislava, Slovakia

Voltage reference stabilizes current sink

- Suded Emmanuel, Emmanuel’s Controls, Auckland, New Zealand

Circuit precludes common-mode conduction

- Ken Herrick, Oakland, California

Converter translates Bayer raw data to RGB format

- Yu-Chieh Chen and Tai-Shan Liao, National Applied Research Laboratories, Hsinchu, Taiwan

Features

 

Wireless to GO

- BY RICK NELSON • EDITOR-IN-CHIEF
VENDORS ARE SELLING A VARIETY OF HARDWARE AND SOFTWARE VARIANTS TO ADD COMMUNICATIONS CAPABILITY TO FIXED AND MOBILE DEVICES.

INTEGRATION IN THE OTHER DIRECTION

- BY PAUL RAKO • TECHNICAL EDITOR
BUILDING YOUR SYSTEM WITH SEPARATE DICE OR SEPARATE CHIPS MAY BE A SMART ALTERNATIVE TO USING SoCs.

Tools accurately simulate noise in mixed-signal ASICs

- BY THIERRY MASSON, LAURENT MONGE, AND ANDREW GLASCOTT-JONES • E2V
IN APPLICATIONS REQUIRING HIGH PRECISION, GETTING NOISE ESTIMATES RIGHT MEANS UNDERSTANDING BOTH THE APPLICATION AND THE TOOLS.

Product Roundup

 

Embedded DRAM intelligent buffer ICs


Digital audio hub


Six-core DSP for basestations


Multicore hypervisor for ARM Cortex-A9


Multimedia platform for Android


Three-Axis digital gyroscope for mobiles


LTE signal fading simulator


Camera/display bridge chips


Antenna-switch modules



 

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