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Small Data Line Chokes Developed for Automotive Electronics

February 25, 2009 10:46 am | Product Releases | Comments

Epcos, Inc. introduces its SIMDAD 1201 small current-compensated data line chokes for automotive electronics that measure 3.2 × 2.5 × 2.5 mm³. Despite a volume reduction of more than 50% compared with the 1812 case size, good electrical and mechanical parameters have been retained. These chokes cover an inductance range from 11 to 100 µH, and they are designed for continuous temperature of up to 150°C....

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Medium Power Amplifiers Target Microwave and Millimeterwave Radios

February 25, 2009 10:46 am | Product Releases | Comments

Hittite Microwave Corporation introduces two GaAs PHEMT MMIC medium power amplifiers that provide frequency coverage in the 5 to 18 GHz and 34 to 42 GHz bands. They are suitable for use in applications that include point-to-point and point-to-multipoint radios, VSAT, military and space, fiber optics, sensors and test instrumentation....

Power Transistors Operate in UHF Applications

February 25, 2009 10:46 am | Product Releases | Comments

HVVi Semiconductors, Inc. announces its Model HVV0405-175 power transistor, using the high voltage vertical field effect transistor architecture for radar applications in the UHF band. Operating across the 420 to 470 MHz band, the device offers UHF system designers a fully qualified 175 W RF power transistor with optimal gain and ruggedness specifications....

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Low Cost FPGA-Based HD/SD SDI Transceivers

February 25, 2009 10:46 am | Articles | Comments

The recent advent of low-cost FPGAs equipped with high-performance transceivers and DSP blocks will greatly reduce the build and deployment costs of a video broadcast system. By Shakeel Peera, Lattice Semiconductor Corporation click to enlarge Figure 1.

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Redefining the Digital Handset

February 25, 2009 10:46 am | Articles | Comments

Greater access to digital audio data off-chip presents an opportunity for applying powerful digital enhancement techniques which can improve speaker performance not just for music but also for voice. By Robert Hatfield, Wolfson Microelectronics In some mobile phone architectures, the evolution of speaker drive technology has recently been struggling to make progress.

Coming to a Screen near You: Innovation Set to Bring Mobile TV to Europe

February 25, 2009 10:46 am | Articles | Comments

In order to market Mobile TV and Mobile Video successfully, service providers and technology companies need to target the specific entertainment needs people have when away from home, rather than just assuming that the populace will be willing to sign up regardless. By Mike Green, European Correspondent Wireless Design & Development The DVB-H infrastructure needed to support video transmission has been in place in Europe for over three years now (it was first showcased to the public at the Winter Olympics in Turin, in February 2006, with crowds being able to tap into the video broadcasts of all the different events taking place).

LTE Testing Challenges

February 25, 2009 10:46 am | Articles | Comments

Working closely with the test equipment vendor is required in order to synchronize feature implementation, reference specifications and timely delivery of the test equipment software. By Paul Gooding, Rohde & Schwarz click to enlarge Figure 1.

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Noise Elimination Power Converter Control Circuit

February 25, 2009 10:46 am | Articles | Comments

Grounding and care in layout is the key to keeping noise out of the control circuit and allowing correct operation. Grounding and care in layout is the key to keeping noise out of the control circuit and allowing correct operation. By John Bottrill, Texas Instruments click to enlarge Figure 1.

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Specifying Directional Couplers for Critical Applications

February 25, 2009 10:46 am | Product Releases | Comments

Unfortunately, the ideal directional coupler does not yet exist. However, system performance will benefit greatly by keeping key concepts and parameters in mind. Directional Coupler Theory and Definitions. Over the years many different techniques have been utilized to bring about the physical realization of directional couplers....

Femtocell-Based VDSL2 Residential Gateway Platform Demonstrated by Ikankos Communications and GlobalWireless

February 13, 2009 6:11 am | Product Releases | Comments

Ikanos Communications, Inc. and Global Wireless Technologies LLC announce that Ikanos has demonstrated a femtocell-based VDSL2 residential gateway platform. The GlobalWireless femtocell base station, combined with an Ikanos Fusiv Vx180 integrated gateway processor, extends mobile coverage indoors while providing flexible service options and reductions in cost and power consumption to the consumer and mobile operators....

M/A-COM Technology Announces Advancement in Sensor-Based RFID Forklift Systems

February 13, 2009 6:11 am | Product Releases | Comments

M/A-COM Technology Solutions, Inc. announces its sensor-based RFID Forklift System that automatically records an RFID tagged pallet’s exact storage location during handling and slotting processes without requiring the operator to initiate traditional manual data collection methods, resulting in optimal accuracy and efficiency throughout the supply chain....

Silicon Image Introduces LiquidHD Technology

February 13, 2009 6:11 am | Product Releases | Comments

Silicon Image, Inc. introduces LiquidHD, a personal entertainment technology designed to easily connect TVs, consumer electronics (CE) devices, personal computers (PCs), portable media devices (PMDs) and home theaters into a seamless network where consumers can enjoy digital content from any source device on any LiquidHD-enabled display in the home....

Researchers Propose Recorder Tag for Extending RFID Apps

February 13, 2009 6:11 am | Product Releases | Comments

In the retail supply chain, radio frequency identification has emerged as a tool well suited for retailers and manufacturers. But for consumers, the technology's value is limited, according to a group of researchers at the Auto-ID Lab Japan. The researchers — led by Jin Mitsugi, an associate professor at the Graduate School of Media and Governance at Japan's Keio University which hosts the lab — have developed a prototype of a hybri...

Europe's Mobile Sector Faces a Long, Cold Winter

February 13, 2009 5:22 am | Product Releases | Comments

Although the average consumer still sees their mobile phone as a necessity, they are unwilling to pay any more than they need to during these slow economic times. As a result, mobile operators continue to see a steady decline in their business. By Mike Green, European Correspondent, Wireless Design and Development Research from Gartner shows that the smartphone, which many had put their hopes on for b...

Cutting 4G Handset RF Front Ends Down to Size

February 13, 2009 5:22 am | Product Releases | Comments

High Accuracy Tracking (HAT) technology could provide a practical and easy to implement solution for increased efficiency in 4G handset design. By Julian Hildersley, Nujira According to ABI Research the battery life for WiMAX and other 4G enabled devices could end up at only a third of that of 3G....

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