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Improving Voice Capacity in 3G Systems

October 1, 2001 4:49 am | Comments

Higher data rates are only part of the story of next-generation wireless architecture. By Stash Czaja and Hong Kui Yang, LSI Logic Listening to descriptions of 3G wireless standards, it would be easy to assume that the only important attribute this new technology will bring is its enhanced data rate....

Passive Component Development in a Dynamic Market

October 1, 2001 4:49 am | Comments

A Suppliers Perspective on Broadband By Donald R. Widener and Gerry Hubers, Murata Electronics North America What's happened to the telecommunication market? Only a short time ago, what appeared to be a never-ending chain of opportunity has quickly become a quagmire of confusion and inventory at all levels throughout the supply chain....

Infrared Receiver Modules

October 1, 2001 4:41 am | Comments

Vishay Intertechnology announced that it is now the number-one producer of the infrared (IR) receiver modules that are used in remote controls for TV sets, DVD players, VCRs, set-top boxes, game pads and a host of other applications. Despite the large volumes in which they are produced, the design and manufacture of infrared receivers remains an exacting science....

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Voltmeter

October 1, 2001 4:41 am | Comments

TDL Technology announces their Model 517, an audio peak-to-peak voltmeter was designed to set the amplitude of speech and music signals to prevent clipping. The 517 is especially useful for setting the input level to analog-to-digital converters and analog recording/playback integrated circuits. The peak detectors have fast attack and slow release times to properly track the level of a complex audio signal....

Microwave/RF Capacitors

October 1, 2001 4:41 am | Comments

AVX Corporation Accu-P® Series thin film capacitors, the industry's highest performing RF/microwave capacitors are now available in a 0201 size. The 0201 Accu-P Series features high SRF and low ESR at high frequencies, extremely tight tolerances (± 0.02 pF), along with the consistency of all these specifications within a manufacturing lot and on a lot-to-lot basis....

Magnetic Transformer Modules

October 1, 2001 4:41 am | Comments

Just released from Bel is a two-member (S558-5999-Z3 and S558-5999-Z4) family of surface mount magnetic transformer modules conforming to IEEE 802.3u standards. Boasting an extended operating temperature range of -40° to +85° C, these newest devices from Bel are the first quad modules in the company's growing line of LAN magnetics for industrial Ethernet....

EMI Shielding Catalog

October 1, 2001 4:41 am | Comments

Tecknit is offering a free 158 page updated EMI Shielding Products catalog. This catalog provides comprehensive detail on the many EMI/RFI Shielding Products Tecknit offers such as wire mesh, metal fibers and screens, oriented wire, conductive elastomers, windows, air vent panels, conductive systems, shielding components and low closure force gaskets....

FIP Gaskets

October 1, 2001 4:41 am | Comments

A new line of Formed-In-Place (FIP) Gaskets is being offered by the Dymax Corporation. Curing completely upon exposure to UV light in seconds, these new FIP gaskets allow assembly of parts immediately. Called the GA100 Series, the new line is composed of 5 formulations that represent a range of properties suitable for a variety of different gasket applications....

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LED Displays

October 1, 2001 4:41 am | Comments

Datel's new DMS-30PC-4/20-BS is the first 4/20 mA process monitor flaunting a full-size, vibrant blue display. These new LED readouts exploit recent silicon-carbide developments to present eye-catching "readability" unmatched by other display technologies. The large (0.56 inches/14.2 mm), brilliant blue digits are easily visible from as far as 20 feet, making them ideal for monitoring your most critical process parameters....

Potting Compounds

October 1, 2001 4:41 am | Comments

New UV curing potting compounds provide an instant UV curing feature with the ability to cure at room temperature to depths of an inch or more and in areas under components where the light does not reach. Designated 960 A/B and 961 A/B, the new products are designed for ease of application through typical disposable tip static mix dispensers....

Operational Amplifier

October 1, 2001 4:41 am | Comments

A tiny 650 kHz, rail-to-rail output, operational amplifier that operates down to 2.7 V supply while consuming only 4.6 uA is now available from Micrel Semiconductor. The MIC861 operates from 5 V down to 2.7 V and provides a -3dB bandwidth of 650 kHz and a 400kHz gain-bandwidth product, yet consumes only 4....

Low Dropout Regulators

October 1, 2001 4:41 am | Comments

The first two devices in a new generation of micropower CMOS low dropout regulators (LDOs) for battery-powered applications are now available from Micrel Semiconductor. Featuring the industry's best performance in terms of dropout, transient response and noise, the MIC5255 and MIC5256 expand Micrel's growing line of 150mA micropower LDOs in IttyBitty™ SOT-23 packaging....

Creating Winning mCommerce Business Models in the Financial Services Industry

October 1, 2001 4:40 am | Comments

By Mark C. Giometti, Don Ragas, William Shipley and Matthew J. Whitehead, Accenture, Inc. Mobile commerce, or mCommerce, is something that financial services firms cannot ignore. Of the people using wireless today, only a small fraction are currently using it for financial services but that number is expected to grow rapidly....

Low Current Advantages of CMOS Technologies for RFIC Designs

September 28, 2001 11:49 am | Comments

CMOS is increasingly capturing the GHz frequency space as the RF technology of choice. By David Burnell, Mark Cavin, Craig Frost, and Eric Naviasky, Tality Corporation The time for broader adoption of straight CMOS radio frequency integrated circuits (RFIC) for mobile devices has arrived. Historically, RFIC designers have turned to relatively expensive processes such as Silicon BiCMOS (CMOS with a high performance bipolar NPN transist...

Overcoming the Limitations of Fixed Broadband Wireless

September 28, 2001 11:48 am | Comments

Changes in deployment economics are critical to moving towards truly pervasive broadband wireless access. BridgeWave Communications Fixed Broadband Wireless Access (BWA) systems provide the means to deliver services to subscribers who do not have access to low-cost wired alternatives based on Hybrid Fiber Cable (HFC) or DSL technologies....

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