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Content tagged with Sensors/Transducers
posted in April 2011
Multiphase boost converter eases 12V battery 'cranking deep'
Design How-To  
4/29/2011   4 comments
Auto start-stop systems offer improved fuel efficiency and emissions, but vehicle electronics need to be protected from cranking transients. A multiphase boost converter is ideal for this function and can also simplify supplying power audio components in the infotainment system as well as isolating regenerative braking energy storage.
Electric hub motor improves EV range: Part 1—Technology basics
Design How-To  
4/28/2011   18 comments
"Electronic gearbox" control circuitry requires less power, boosting range.
Loudspeakers: Objective evaluations - Part 6: Other measurements
Design How-To  
4/27/2011   3 comments
In the sixth and final excerpt from the book "Sound Reproduction: The Acoustics and Psychoacoustics of Loudspeakers and Rooms," Floyd Toole considers other factors affecting loudspeaker performance beyond frequency response, including phase response, impedance, wire, damping factor and sensitivity.
New ST MEMS Microphones enhance audio in mobile phones and portable computers
Product News  
4/26/2011   Post a comment
STMicroelectronics has introduced two new digital MEMS microphones, the MP34DB01 and MP45DT02, claiming superior sound quality, robustness, and reliability at reduced size and cost.
Philips, NEC to combine imaging systems
News & Analysis  
4/25/2011   4 comments
Philips and NEC will integrate their separate digital image scanning and analysis systems used to automate the process of detecting certain cancers.
Battery-less, RF-powered energy harvesting wireless sensor system targets building and industrial automation
Product News  
4/24/2011   1 comment
Powercast Corporation has unveiled its Lifetime Power Wireless Sensor System for wireless environmental monitoring in HVAC control and building automation.
Group eyes mobile role for computer vision
News & Analysis  
4/20/2011   2 comments
A group of vendors aims to launch the Embedded Vision Alliance in May to promote computer vision as a killer app for tomorrow's smartphones and tablets.
9mm exciters combine stereo sound and haptics for touch screens
Product News  
4/19/2011   Post a comment
HiWave Technologies launched the HIHX09C5-8 exciters, combining audio and haptics for touch panels and screens in a 9x12x6mm package.
Cardiac waveform: key to efficient heart rate monitoring
Design How-To  
4/15/2011   8 comments
Understand this critical waveform and the circuitry and software needed to capture and assess it
ow power monolithic optical proximity and digital ambient light sensor ICs offers spectrum sensitivity close to human eye
Product News  
4/14/2011   Post a comment
ROHM Semiconductor has developed monolithic optical proximity and digital ambient light sensor ICs to meet the needs for greener, more user-friendly sensing and provide greater interactivity with lower power consumption.
Thales wins support contract with Lockheed Martin
News & Analysis  
4/14/2011   Post a comment
Thales UK announced it has concluded a five-year contract with Lockheed Martin UK as part of the 25-year Integrated Merlin Operational Support (IMOS) program. Financial details remained undisclosed.
IHS: CMOS image sensor supply hit by quake
News & Analysis  
4/13/2011   Post a comment
The supply of CMOS image sensors, becoming ubiquitous in cell phones and notebook computers, has been affected by the Japan earthquake of March 11. In turn this is affecting the manufacture and distribution of camera modules for cell phones, according to market research firm IHS-iSuppli.
Component selection and layout strategies for avoiding thermal EMF
Design How-To  
4/8/2011   Post a comment
Understand how thermal effects can impact precision resistor circuits and what do to minimize them
Build an IEEE 1451.4 Class 1 MMI smart transducer digital driver circuit (Part 2 of 2)
Design How-To  
4/6/2011   Post a comment
Understand how to interface to the mixed-mode interface (MMI) of the digital transducer electronic data sheets (TEDS) requirements
Culture shock: Driving an electric car
Design How-To  
4/5/2011   69 comments
A few days of driving, and under the hood of, the Nissan Leaf EV shows the energy saving technologies in the car require a new driver mindset.
E-field sensing startup raises $4 million
News & Analysis  
4/4/2011   3 comments
Ident Technology AG, a developer of proximity sensing and gesture recognition ICs, has received 2.9 million euro (about $4.1 million) to fund the development of its GestIC three-dimensional (3-D) gesture control chip using a fabless semiconductor business model.
Semtech's new proximity capacitive touch sensor platform is optimized for TV apps
Product News  
4/3/2011   Post a comment
Semtech Corp. announced a new platform of easy-to-use capacitive sensing ICs optimized for the next-generation of energy-efficient, touch button television applications. The 8-channel SX8660/61 touch sensor platform features integrated LED drivers and an extended, 10cm range of proximity sensing.
ISM band wireless gateways and nodes for industrial sensor networks
Product News  
4/3/2011   Post a comment
The SureCross Performance wireless gateways and nodes from Banner Engineering feature a high-power radio frequency architecture with 1-Watt transmit power in the 900 MHz ISM band.
Movea's MotionPod IMU measures DOF motion in wristwatch size unit
Product News  
4/2/2011   Post a comment
MotionPod from Movea is a wireless, miniaturised, Inertial Measurement Unit (IMU) that uses MEMS sensors to accurately measure 9 Degree-of-Freedom (DOF) motion with a PCB module that is about the size of a small wristwatch.
Build an IEEE 1451.4 Class 1 MMI smart transducer digital driver circuit (Part 1 of 2)
Design How-To  
4/1/2011   2 comments
Understand how to interface to the mixed-mode interface (MMI) of the digital transducer electronic data sheets (TEDS) requirements
EXCLUSIVE! I'm driving a Nissan Leaf EV for a few days
Automotive DesignLine Blog  
4/1/2011   36 comments
If you have any questions about the Nissan Leaf, leave a comment here and I'll try and answer it.

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