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Content tagged with Passive
posted in February 2010
Resistors perform current-sensing in high temp environments
Product News  
2/26/2010   Post a comment
IRC has tailored its latest SMT current sense resistors with a flameproof alloy, open-air design, enabling metal element resistors to prevent thermal damage.
Bluetooth group explores apps in smart grid
News & Analysis  
2/24/2010   Post a comment
The Bluetooth Special Interest Group has formed a Smart Energy Study Group with CSR, Broadcom and Emerson Electric as the initial members of the group.
Acoustic metamaterials: Solution for noisy neighbors?
Audio DesignLine Blog  
2/24/2010   5 comments
Acoustic panels consisting of latex membranes and plastic buttons might offer an economical solution to blocking annoying bass frequencies.
Metamaterials antenna supports multiple bands
Product News  
2/23/2010   Post a comment
The world's first metamaterial antenna permits multiple bands--LTE, 3G, WiMax, WiFi, Bluetooth and GPS--to share the same antenna without the usually switching circuits and matching components.
Ultra-high-precision resistors for metrology and laboratory use
Product News  
2/23/2010   Post a comment
Vishay's Z203 metrology and laboratory ultra-high-precision resistors feature a maximum TCR of 0.5 ppm/degree C, a load-life stability of 50ppm at +70 degree C for 10,000 hours, and a tolerance to 0.005 percent
Let's go passive: giving these components their due
Design How-To  
2/22/2010   Post a comment
Passive components are still critical in circuits, nowhere more so than in power-supply designs; here are some popular passive-centric articles which have appeared at this site
Intel lab explores nanoscale power storage
News & Analysis  
2/18/2010   1 comment
Intel researchers are exploring nanoscale materials that could be used to create ultracapacitors with a greater energy density than today's lithium ion batteries as part of work in a new lab dedicated to work on microgrids.
Projected capacitive technology entertains diners
News & Analysis  
2/12/2010   Post a comment
Sunvision Technology has selected a 22-inch version of Zytronic's capacitive touch sensors, Zybrid, as the enabling technology in an innovative restaurant application
Teardown: Falling costs to make femtocells soar in 2010
Design How-To  
2/12/2010   2 comments
As chip, software and system vendors gather to regale carriers at next week's Mobile World Conference, falling costs and proven viability will give many the courage to declare 2010 the year of the femtocell, and quietly, eagerly, put 2009 behind them.
Murata designs capacitors with advanced conductive polymer layer
Product News  
2/9/2010   Post a comment
Murata Electronics North America has introduced soft termination capacitors to reduce cracks caused by bending stress.
When a solution is the solution, or: when an old dog meets an old dummy (load)
Power DesignLine Blog  
2/7/2010   Post a comment
The liquid dummy load is an intriguing solution, both literally and figuratively, to a common problem
Cognitive radio's foundation on display at ISSCC 2010
News & Analysis  
2/5/2010   1 comment
The ethereal concept of cognitive radio will be seeking paths to corporeal form among the many wireless breakthroughs being presented at ISSCC 2010 conference in San Francisco. From highly integrated SAW-less front ends to multistandard, multiband systems on chip to emerging 60-GHz interfaces , the foundational elements of our ubiquitous wireless future will be on display for all to see.
Monopole antennas enable multiple M2M applications for Zigbee and ISM Band
Product News  
2/5/2010   Post a comment
Pulse, a Technitrol Company, is offering a set of monopole antennas that deliver Zigbee 2.4 GHz and ISM bands 868 MHz, 915 MHz, and 2.4GHz. These antennas are ideal alternatives to using trace antennas because they occupy very little printed circuit board space while maintaining their key properties regardless of changes to the board.
Dash7 sensor network alliance rolls working groups
News & Analysis  
2/2/2010   Post a comment
The Dash7 Alliance, a coalition of organizations promoting a standard for wireless sensor networks based on the ISO18000-7 standard, has announced it now has more than 40 participating organizations, including leaders from the semiconductor, supply chain and RFID industries.
Case study: Collaboration changes in agile workspaces
Design How-To  
2/1/2010   Post a comment
High-performing collaborative spaces are composed from persistent everyday objects and may include any combination of large-scale wireless displays, sensor-augmented building blocks (walls, floors), USB-enabled components (tables, shelves, carts), and computing devices.

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