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SIM Management Tools

April 29, 2004 10:06 am | Product Releases | Comments

Oberthur launches three products, the DuplIC SIM card management device, the evoluSIM Application Service Provider module, and the SIMphonIC 3G ALM SIM card application manager, to help operators manage their wireless services and alleviate the problems consumers face when upgrading SIM cards. The DuplIC, a pocket-sized reader, allows users to copy personal data, phonebook information, and SMS from their existing card to a new (U)SIM....

CCFL Regulator

April 29, 2004 10:06 am | Product Releases | Comments

Linear Technology announces the LTC1697, a 1 W CCFL regulator with internal MOSFETs in an MSOP-10 package. It is designed to drive a single cold cathode fluorescent lamp (CCFL) fused in small handheld displays. Operating from an input voltage range of 2.8 V to 5.5 V, the regulator is suitable for single cell Li-Ion, and multicell NiMH/alkaline applications....

Active Receive Mixer

April 29, 2004 10:06 am | Product Releases | Comments

Analog Devices introduces an active receive mixer suitable for the signal processing requirements within wireless infrastructure designs. The AD8344 integrates an on-chip LO driver and provides conversion gain. The device features 50Ω broadband inputs for both the RF and LO ports. The input frequency range spans from 400 MHz to 1....

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Digital Up Converter

April 29, 2004 10:06 am | Product Releases | Comments

The AD6633 is a multi-channel, wide-bandwidth DUC with VersaCREST crest reduction engine. It processes digital baseband input data and generates wideband, real or complex output data. It drives IF sampling DACs at sample rates up to 125 Msps. Up to six wideband modulated carriers per package can be achieved from a single output port....

Epoxy Paste

April 29, 2004 10:06 am | Wireless Design & Development | Product Releases | Comments

Tra-Bond 816H02 from Tra-Con is a thixotropic (smooth paste) heat conductive epoxy system. It is used for stacking transistors, diodes, resistors, integrated circuits, and other heat-sensitive components to printed circuit boards. This two-part adhesive develops high-impact bonds at room temperature and create electrically insulating contacts....

TDC Histogram

April 29, 2004 10:06 am | Product Releases | Comments

Acqiris offers dual-channel analyzer platforms with real-time signal averager firmware that also enables the creation of a Time-to-Digital Converter (TDC) histogram, showing the distribution of signal peak locations in the time domain. The histogram function is embedded in the latest Averager firmware (AP240/235-Avgr), which can be installed in either Acqiris' AP240 or AP235 reconfigurable dual-channel PCI analyzer platforms....

Frequency Synthesizer

April 29, 2004 10:06 am | Product Releases | Comments

Furaxa announces frequency synthesizers with automatic sweep and modulation capabilities. The Synth300S and Synth300D are single- and dual-channel Direct Digital Synthesizers (DDS) PCI cards with one or two independent DDSs. Each is separately programmable for frequencies between 1 and 300 MHz increments of ~0....

Mixer-Preamp

April 29, 2004 10:06 am | Product Releases | Comments

Spacek Labs model P34-1 is a low-noise mixer-preamplifier that covers a 26 GHz bandwidth in Ka-band. The LO + RF bandwidths are 2 GHz wide in WR-28. The IF an-d is 10 to 500 MHz. LO power input is +10 dBm. RF to IF gain is 25 dB typ. And the DSB noise figure is 2.5 dB typ. And 3.0 dB max. Bias is 25 mA at +15 V....

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Air Coil Inductors

April 29, 2004 10:06 am | Product Releases | Comments

Sprague-Goodman expands its SURFCOIL® line to include surface mount air coil inductors. Designated the GL06, GL12, GL15, and GL25 series, these coils include a range of inductance values, operating into the GHz frequency range. With high Q, these inductors are suited for PCS/telecommunications, wireless LAN, GPS, and medical electronic equipment designs....

It Just Isn't Going To Go Away

April 29, 2004 7:17 am | Product Releases | Comments

Ern Worthman, Technology and Editorial Director For what seems like an eternity I've been hearing the vertical markets tout the virtues of voice over the Internet protocol. The first time I heard it, it was supposed to do in the Bells and obsolete long distance call charges. That was then, this is now, and VoIP hasn't gained much ground....

Fast PLL Characterization Techniques

April 29, 2004 7:15 am | Product Releases | Comments

Traditionally, PLL characterization is a long and tedious process. A novel approach using real-time analysis promises to shorten the procedure. By Thomas Elliott A critical step in the development of a mobile handset is the characterization or validation of the unit's internal PLL component....

Silicon-On-Insulator

April 29, 2004 7:15 am | Product Releases | Comments

A perspective on low-power, low-voltage supervisory circuits implemented with SOI technology. By Ondrej Subrt The magic term of SOI is attracting a lot of attention in the design of high-performance circuits. SOI offers speed, reliability and hardness beyond traditional technologies. SOI's performance parameters can be attributed largely to overall capacitance reduction as well as lower SOI device leakage....

WiMAX: Moving Broadband a Giant Step Forward

April 29, 2004 7:09 am | Product Releases | Comments

By Aditya Agrawal and George Wu WiMAX is poised to tackle the challenge of worldwide broadband interoperability. It is poised to be a significant player in metropolitan area networking and as a wireless alternative for cable, DSL and T1, last mile broadband access, as well as providing backhaul for WiFi hotspots....

Smaller Frequency Control Devices

April 29, 2004 7:08 am | Wireless Design & Development | Product Releases | Comments

Frequency control is critical in wireless, feature-rich devices. So, the smallest package, at the lowest prices, wins. By Ken Hennessy , NDK Co., Ltd. Remember the mobile telephones of twenty years ago? The receiver was about the size of your typical landline hand receiver, while the rest of the electronics were encased in a container that could double as a shoebox....

PLL Frequency Synthesizers

April 29, 2004 7:06 am | Product Releases | Comments

FMA introduces three single-serial-input phase locked loop (PLL) frequency synthesizers. The MB15E05SR operates at up to 2.0 GHz using a supply voltage of 2.7 V to 5 V, and an power supply current of 7.0 mA at Vcc=Vp=3.75 V. The MB15E07SR has a 2.5 GHz (maximum) prescaler, with a supply voltage range of 2....

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