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Low-end Microcontrollers for Wi-Fi Clients

November 1, 2005 9:57 am | by Ajay Jadhav | Product Releases | Comments

The market for low-end processors in Wi-Fi client stations is a target of opportunity as standards solidify and points of presence become conveniently accessible. Glossary of Acronyms AP — Access Point BSS — Basic Service Set ESS — Extended Service Set GPIO — General-Purpose Input/Output ...

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Digital RF and Handset Integration

November 1, 2005 9:57 am | by Bill Krenik and Peter Rickert | Product Releases | Comments

As handset complexity continues to grow, the devices will be expected to incorporate an increasing number of mobile connectivity technologies, standards and applications without compromising performance. Increasing core component efficiency by using digital RF technology is an ideal solution....

Improving the Utilization of RF Spectrum through Advancements in Radio Technology

November 1, 2005 9:47 am | Product Releases | Comments

By Joseph Bobier and Stuart Schwartz As engineers develop new ways to deliver information wirelessly, policymakers and regulators seek to increase the availability and efficiency of RF spectrum. Last year, the U.S. General Accounting Office (GAO) provided a technical "wish list" for improving RF spectrum utilization, suggesting that the industry focus on: • Components capable of operating at > 100 GHz....

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WiMAX Companies: On Their Marks, Ready to Go

November 1, 2005 9:43 am | Product Releases | Comments

Leading WiMAX equipment and semiconductor vendors with products poised to receive an official WiMAX certification stamp from the WiMAX Forum are preparing for a fast rollout of their newly certified products. In August, Airspan Networks, Aperto Networks, Proxim, Sequans and Wavesat delivered their respective WiMAX solutions to Cetecom Labs, in Malaga, Spain, for conformance and interoperability testing....

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RF Transceiver Family

November 1, 2005 9:42 am | Product Releases | Comments

Atmel® Corporation introduces a single-chip RF transceiver family, providing high level performance for ISM band applications. The ATA542x transceiver family is designed for applications in the 315/345/433/868/915 MHz bands. A key feature of this family of chipsets is its notably low current consumption....

Down-converter

November 1, 2005 9:41 am | Product Releases | Comments

Aeroflex has boosted the frequency of the PN9276 microwave down-converter to 50 GHz to enable phase noise testing for higher frequency applications. The Aeroflex PN9276 microwave down-converter works with the company's PN9500. Aeroflex phase noise products provide a combination of high bandwidth with low noise performance suited for radar, commercial wireless, satellite terrestrial microwave links, and calibration labs....

Audio Processing

November 1, 2005 9:41 am | Product Releases | Comments

AMI Semiconductor announces the BelaSigna 250 audio processing system, targeted at a variety of applications, including communication devices, specialty headsets, remote sensors, and other portable applications requiring audio compression and recording, sound management or echo and speech processing functionality....

Power Combiner

November 1, 2005 9:41 am | Product Releases | Comments

Renaissance Electronics has designed a two-way high power combiner for the 800 and 900 MHz cellular band applications. This combiner is aimed for providing a common antenna port for two different cellular networks that operate on different power levels. The combiner incorporates a Wilkinson resistor arrangement coupled with fan cooled, high efficiency heat sink that enables input power imbalance of up to 200 W between ports....

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My, How Times Have Changed

November 1, 2005 9:40 am | Product Releases | Comments

Ern Worthman, Editorial Director I'm from the pager generation. You know, the time before cell phones and computers. The time when you could go on the road and if someone needed you, all you got was an annoying beep telling you to look for a pay phone....

DBS-band TWTA

November 1, 2005 9:37 am | Product Releases | Comments

MCL introduces the MT4400 weather-resistant, antenna mount TWT amplifier, available for DBS-band applications at 750 and 500 W. In addition, the MT4400 is available for C-, X- or Ku-band applications at 750 W. Tri-band is available upon request. Some of the amplifier’s features include advanced thermal design, rugged construction for extreme environments, optional hand-held controller for complete local monitoring and control, prime power i...

Wideband Millimeter Wave Amplifiers

November 1, 2005 9:37 am | Product Releases | Comments

TriQuint announces four high performance products that lead-free and RoHS-compliant. The TGA4521 is a wideband millimeter wave driver amplifier covering the 32 to 45 GHz frequency range. This product has +25 dBm saturated output power and +24 dBm 1 dB compressed output power. The TGA4522 is a balanced version of the TGA4521: it offers a higher output power capability with +27....

Power Divider

November 1, 2005 9:37 am | Product Releases | Comments

Trilithic’s RF & Microwave Components division announces the WPD-50/4 SMA, a 50Ω, four-way broadband Wilkinson power divider that covers an 800 to 2500 MHz frequency range and offers a minimum of 20 dB (25 dB typical) of port to port isolation with an insertion loss of 0.8 dB nominal above the theoretical split....

Enhanced Testing Capability

November 1, 2005 9:37 am | Product Releases | Comments

Anritsu introduces an enhanced version of its MD8470A, allowing the signaling application tester to perform MMS (multimedia messaging service) transmission/reception tests, as well as increased SMS (short message service) and video call test analysis. To achieve the increased testing ability, Anritsu enhanced the MD8470A built-in Wireless Network Simulator (WNS), which simulates a real-world mobile network in a production environment to cre...

RoHS-compliant Digital Attenuator

November 1, 2005 9:37 am | Product Releases | Comments

M/A-COM announces an RoHS-compliant 5-bit serial controlled attenuator for applications that require accuracy and monotonic performance. M/A-COM’s MAATSS0022 is a 0.5 dB step GaAs MMIC digital attenuator with 15.5 dB attenuation range in a lead-free MSOP-10 package. The digital attenuator requires external DC blocking capacitors on the RF ports, single positive supply voltage and five individual bit control voltages....

Radio-on-a-Chip

November 1, 2005 9:37 am | Product Releases | Comments

Cypress Semiconductor introduces its next generation 2.4 GHz WirelessUSB™ Radio-on-a-Chip. The WirelessUSB LP offers a robust solution with low power consumption for keyboards, mice and other Human Interface Devices (HIDs). WirelessUSB LP operates between 1.8 and 3.6 V, using techniques to extend battery life in devices such as wireless mice....

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