Design Con 2015

Sensors

Carolyn Mathas
Editor
This site that gives a sense of what’s happening in the world of sensor technology and helps designers to stay current with new trends, good technological ideas, novel materials, and products. Optimum and robust design ideas combined with innovative techniques showing how-to-interface and condition sensor outputs are some of the areas explored. Mathematical aspects of sensor accuracy, temperature, and linearization tracking and correction are some of the many and varied areas to be explored.

Sensor fusion enhances device performance

Sensor fusion is a highly specialized area of design with roots deep in modelling and simulation technology. It requires the utmost detail in the understanding of how sensors work; their shortcomings and interaction. Here’s how it is contributing superior accuracy in next-gen electronic devices. Read More...

EDN Hot 100 products of 2014: Components & Sensors

This section of EDN's Hot 100 Products of 2014 features components - including passive and active discretes, as well as electromechanical devices - and sensor products. Read More...

Mitigate cyber security hazards in smart grids

With the advent of smart grids, a "digital 9/11" is but waiting to happen, for these grids can easily fall prey to escalating cyber hazards. Read More...

Littlefuse announces circuit-protection at Electronica

The company is also announcing LED circuit protection, reed-sensing devices, and thyristors. Read More...

Breaking news from the MEMS Executive Congress: Advanced Innovation Community (AIC)

MEMS Industry Group (MIG) with support and innovation from inaugural AIC member, Freescale Semiconductor, plan to reduce time-to-market, startup costs, risk and barriers-to-entry by encouraging inputs and collaboration from across the MEMS/sensors supply chain. Read More...

The sense of touch: Will we lose it?

If consumer electronics manufacturers genuinely want us to go beyond consuming media via their device and truly interact with it then they need to address touch. Read More...

Single PN temperature sensor executes multiple functions

Here's how, with the addition of one more transistor and a few low-cost components, we can obtain many benefits. Read More...

ESD guidelines for touch-sensing applications

This article explains the basic set-up, test procedures, ESD test guidelines and the specifications of the IEC61000-4-2 ESD standard for pre-compliance testing of ESD in touch sensing applications. Read More...

Antilog converter linearizes carbon dioxide sensor

Simplify gas sensor interface with some analog preprocessing. Read More...

Position encoding in battery-powered electronics

Fast position measurements, like those required for motor control, require fast evaluation and pulsing of Hall sensors, and metering applications need a slow sampling rate. Here’s a solution fit for both. Read More...

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Antilog converter linearizes carbon dioxide sensor

Simplify gas sensor interface with some analog preprocessing. Read More...

Circuit discriminates & recovers noisy pulses

Noisy pulse trains with widely-varying amplitude are recovered with this DI circuit. Think transducers… Read More...

Inductively sense workpieces of any material

Create an inductive switch using the LDC1000 to replace mechanical switches in dirty environments. Read More...

Ferromagnetic soldering iron control

Utilize a basic materials property to sense and control soldering iron temperature. Read More...

Construction metal imager

Build up an image of inductively sensed, hidden metal using the software equivalent of a long time exposure! Read More...

Elastomer-assisted inductive sensing

Embedding inductive coils under an off-the-shelf mattress pad creates a multi-point position and pressure sensing system for sleep-posture analysis. Robotic applications also beckon. Read More...

Seismometer and structural vibration meter

Use a TI LDC1000 as a sub-micron displacement sensor for vibration measurement and logging in seismic and structural mechanics applications. Read More...

Beehive scale uses inductive sensing

A spring scale for measuring honey production senses weight inductively. Read More...

LTC Design Note: Measure RH with instrumentation-grade system monitor

An accurate, modern system monitor chip senses humidity the old-fashioned way. Read More...

Inductively sense aircraft engine valve position

Aircraft engine designers are conservative by nature, but here's a way to improve performance anyway. Read More...

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EDN Hot 100 products of 2014: Components & Sensors

This section of EDN's Hot 100 Products of 2014 features components - including passive and active discretes, as well as electromechanical devices - and sensor products. Read More...

Sensors see gestures, barcodes

AMS has improved its previously released three-in-one sensor hub to allow for touchless gesturing in four directions. Read More...

Littlefuse announces circuit-protection at Electronica

The company is also announcing LED circuit protection, reed-sensing devices, and thyristors. Read More...

Ultra-low-power touch button controller for battery-powered applications

The ATB352 expands Aito's touch technology into low-energy personal device and home automation markets. Read More...

Smart MEMS mic hears better in loud environments

STMicroelectronics' MP23AB02B MEMS microphone maintains ultra-low distortion at less than 10% up to very high external sound-pressure levels. Read More...

IR sensor array sees a wider field of view, with low-noise imaging

Low-cost infra-red (IR) arrays provide precise imaging data and detailed heat signatures for both static and dynamic objects can be derived, and find applications in security, automotive, building automation and consumer electronics. Read More...

Dev kits from Silicon Labs speed IoT environmental and biometric apps

From home security systems, smart thermostats and smoke detectors to smart watches, fitness bands and other wearables, two kits from Silicon Labs are available to help design engineers speed up IoT sensing apps. Read More...

IoT dev kit enables rapid prototyping

Broadcom Corporation has introduced a development kit into its Wireless Internet Connectivity for Embedded Devices (WICED) family to enable developers to rapidly prototype ideas and concepts for IoT devices and applications. Read More...

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Thermometer measures temperature without contact

The Melexis infrared thermometer makes it safe to measure the surface temperatures of hot, hazardous, or hard-to-reach objects without having to physically touch them. Read More...

Christmas toys: Paper Jamz guitar relies on printed electrodes and connectors

Pry inside a toy electronic guitar that provides a surprisingly good approximation of an electric guitar. Read More...

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Sensor fusion enhances device performance

Sensor fusion is a highly specialized area of design with roots deep in modelling and simulation technology. It requires the utmost detail in the understanding of how sensors work; their shortcomings and interaction. Here’s how it is contributing superior accuracy in next-gen electronic devices. Read More...

Single PN temperature sensor executes multiple functions

Here's how, with the addition of one more transistor and a few low-cost components, we can obtain many benefits. Read More...

ESD guidelines for touch-sensing applications

This article explains the basic set-up, test procedures, ESD test guidelines and the specifications of the IEC61000-4-2 ESD standard for pre-compliance testing of ESD in touch sensing applications. Read More...

Position encoding in battery-powered electronics

Fast position measurements, like those required for motor control, require fast evaluation and pulsing of Hall sensors, and metering applications need a slow sampling rate. Here’s a solution fit for both. Read More...

Use Time Domain Reflectometry (TDR) for low-cost liquid level measurement —Part III

Article three of the series discusses a cost effective and implemented application of TDR to liquid level-sensing including schematics and board layout. Read More...

Use Time Domain Reflectometry (TDR) for low-cost liquid level measurement—Part II

In the previous article, the basics of Time Domain Reflectometry (TDR) were discussed. In this segment, we will discuss the application of TDR to liquid level sensing. Read More...

Capacitive sensing in battery-powered devices--Design considerations

This article focuses on the effective use of the capacitive sensor electrode reference (battery ground) and presents another variable reference introduced by the user (earth). Read More...

Use Time Domain Reflectometry (TDR) for low-cost liquid level measurement—Part I

This three article series introduces the use of Time Domain Reflectometry (TDR) to liquid level-sensing: Article one covers theory, article two discusses the application of TDR to liquid level-sensing and three delivers a cost effective and implemented application of TDR to liquid level-sensing including schematics and board layout Read More...

Lower power and cost for Android device motion sensing using mCube’s iGyro

While the gyro enhances user experience, the cost, power consumption and board space required limits applicability to only the most expensive mobile devices. Not any more. Read More...

BAW gyroscope sensors transform inertial MEMS apps

BAW technology is being used to develop a new class of solid-state MEMS gyroscopes that not only meet power, size, cost, and high volume production requirements exceedingly well, but also add higher performance to the mix. Read More...

Implement haptics in touch-based user interfaces

Transitioning from mechanical buttons, knobs, and dials to a capacitive touch interface poses a challenge to designers because there is no tactile feedback present with capacitive touch sensors as exists with mechanical buttons and switches. Here’s a solution. Read More...

Implement a stepper motor driver for smart gauges—Part III

In this final part of the article, we’ll cover implementing motor control in a SoC with attention to key points to keep in mind. Read More...

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RF considerations in wireless sensor networks

Your RF choices in wireless sensor network design can have a big impact on power consumption. Read More...

Stovetop computing puts a DIY twist on the Thanksgiving turkey

Trey German used an inexpensive microcontroller board to create a open-source Wi-Fi-controlled sous vide cooker which makes perfectly-cooked poultry that's even juicier, tastier and tenderer than a deep-fried bird. Better yet, he's publishing the design so you can build one too. Read More...

Transparent car shows automotive’s future

From vehicle-to-vehicle and vehicle-to-infrastructure communications, the once isolated and stand-alone automobile is fundamentally changing. Read More...

7 weird IoT applications

With all the potential and creativity in play with the IoT, it is not surprising that every now and then you will come across an application that is simply weird. Read More...

Breaking news from the MEMS Executive Congress: Advanced Innovation Community (AIC)

MEMS Industry Group (MIG) with support and innovation from inaugural AIC member, Freescale Semiconductor, plan to reduce time-to-market, startup costs, risk and barriers-to-entry by encouraging inputs and collaboration from across the MEMS/sensors supply chain. Read More...

Ride control comes to your smartphone

While driverless cars are being discussed to make the commuting experience safer, the connected capability of new performance products are also enhancing enthusiasts' automotive experience. Read More...

Apple’s iPhone 6 to the Apple Watch—Sensors Have Center Stage

Apple is implementing a range of new zoomy sensors in its two newest products—the iPhone 6 and Apple Watch, opening up both products to evolving IoT apps. Read More...

Ant-sized radios for IoT are EM powered

Tiny battery-less radios-on-a-chip that cost pennies to make are designed to serve as controllers or sensors for the 'Internet of Things.' Read More...

Guest Blog: New Sensor Hub Capabilities Create More User Context Questions

While new low-power sensors and sensor hubs are ushering in a wealth of new devices, context awareness is becoming more important than ever. The solutions are delivering as much in the way of questions as answers. Read More...

Next level of location awareness

Beacons allow smartphones to be precisely located indoors, which has possibilities for contextual advertising and more. Read More...

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