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Serial EEPROM Supporting ACR SIG

June 20, 2001 5:05 am | Comments

Microchip Technology Inc. introduced the world's first serial EEPROM supporting the Advanced Communications Riser Special Interest Group (ACR SIG) specification, providing the enumeration memory for next-generation PC Audio Modem Riser cards. The new 24LC09 serial EEPROM features a non-standard address that allows a computer to automatically detect and configure riser cards for industry-standard Plug-and-Play capability....

4. Maximizing Throughput on Automated Programming Systems

June 20, 2001 5:03 am | Comments

For high volume production facilities to lower cost-per-device, throughput with APS systems is critical. Tracey Wilson, BP Microsystems, Inc. Why is throughput the name of the game for high volume programming? Simply put, the more throughput (devices per hour or DPH) the lower cost-per-device achieved....

Base Station Antenna

June 20, 2001 5:03 am | Comments

This small, fully efficient, dual polar UMTS base station antenna provides 16 dBi gain on both polarizations (± 45 degrees). This can be used for most traditional macro sites as well as high density micro cells. Measuring 910 mm high and 135 mm wide, this antenna can be installed alongside existing GSM antennas, even on the smallest masts, without significant effects on wind-loading....


Diagonal Polarized Horn Antenna for Wireless Test Applications

June 20, 2001 5:03 am | Comments

A new diagonal polarized horn antenna specifically designed for wireless test applications was announced by ETS-Lindgren. The antenna has two orthogonally placed feeds for simultaneous measurements in north horizontal and vertical polarizations. Polarization can be either linear or circular. Cross polarization isolation is better than 25 dB....

Antennas For Bluetooth Applications

June 20, 2001 5:03 am | Comments

Centurion Wireless Technologies introduces two new antennas for Bluetooth applications: the BlueChip™ and the MicroBlue antennas. The BlueChip antenna is an internal antenna that offers high-gain performance (> 2.0 dBi) with a wide bandwidth. It's small and lightweight with PCB surface mount-applicable in vertical or horizontal positions without sacrificing performance - and can be delivered in tape and reel packaging....

Antenna Material for Base Station Applications

June 20, 2001 5:03 am | Comments

R04232® Antenna Material was developed specifically for use in base station applications. This new, cost effective material offers physical properties that enhance circuit performance and simplify circuit assembly. The material can be used in circuits for base stations antennas, as well as in PCS, GSM, LMDS and Bluetooth systems....

7-Element Yagi Antenna

June 20, 2001 5:03 am | Comments

A lightweight, broadband PCS yagi is now available from Antenna Specialists, an Allen Telecom company. Model ASPM998 has been designed to meet the needs of high volume, rapid deployment found in Wireless Local Loop, Wireless Fixed Terminal and repeater installation. The antenna may be wall or pole mounted, allowing for versatile installation options and choice of linear, vertical or horizontal polarization....

1. DRAM Technology In A Wireless World

June 20, 2001 5:03 am | Comments

Kevin Widmer, Micron Technology, Inc. Ask engineers what they need in a wireless memory and often the answer is low cost followed by low power and high performance. DRAM technology is finding widespread acceptance in wireless applications because it offers low cost and high performance. Memory suppliers like Micron Technology, Inc....


SiGe Low Noise Amplifier Provides 1.8 dB for 802.11a

June 20, 2001 5:03 am | Comments

Maxim Integrated Products introduced a 5 GHz SiGe LNA optimized for 802.11a and HiperLAN2 WLAN systems. The MAX2648 provides 17 dB gain, 1.8 dB noise figure, and 0 dBm input IP3 at 5.2 GHz while consuming 12mA. The high gain, low noise, and high linearity performance make it flexible for use as a first stage LNA, an LO buffer, or a transmitter driver amplifier....

Electromechanical Transducer

June 20, 2001 5:03 am | Comments

Project Unlimited offers more sound output in a smaller package with its new SMT-753 electromechanical transducer. The new unit features a low profile package 3.5 mm in height with a sound output level of 98 dBA. Additional features of the SMT-753 include a voltage range from 3.0 V to 2.6 V and resonant frequency of 2839 Hz, SMD mounting....

Bandpass Filter

June 20, 2001 5:03 am | Comments

Microwave Filter Company introduces the Model 14042 bandpass filter. This filter is used to prevent PCS interference at the ENG receive site. It passes the entire ENG band (channels 1 through 10, 1990 - 2500 MHz). The unit provides stopband rejection of 25 dB (minimum) at 1910 MHz and 2580 MHz, with a passband insertion loss of 1....

Modulation Analysis Software

June 20, 2001 5:03 am | Comments

Anritsu Company introduced modulation analysis software that expands the measurement capability of its MS8608A and MS8609A transmitter testers to include GSM and EDGE. With the software, the transmitter testers can conduct power, frequency and modulation accuracy measurements on next-generation signals....

Digital Up-Converter

June 20, 2001 5:03 am | Comments

Intersil introduced the latest addition to the CommLink™ family of software defined radio (SDR). In addition to supporting legacy and next-generation wireless protocols, the ISL5217 quad programmable up-converter (quad-PUC) can simultaneously accommodate up to four cellular channels. The CommLink ISL5217 is a quad-PUC that operates in the transmit section of cellular base stations, enabling wireless, cellular communications....

Cellular Jamming Device

June 20, 2001 5:03 am | Comments

Image Sensing Systems announced the availability of MOBILE BLOCKER™, a cellular telephone and pager jamming device that has the ability to effectively block the transmission and reception of mobile telephone and pager signals within a 40-meter (135 foot) circle with optimal placement. The device works by emitting an encoded signal from a base transmitter at the same frequency of pager and cellular communications....

Programmable SONET/SDH OC-48 PHY

June 18, 2001 4:56 am | Comments

Cypress Semiconductor announced the availability of samples of the PSI2G100S, the second in its family of Programmable Serial Interface (PSI(TM)) chips. The PSI2G100S integrates a SONET/SDH OC-48 (2.5 Gbps) transceiver, clock data recovery (CDR) circuitry, a SERDES, 100k gates of programmable logic, and 240 Kbits of communications memory, targeting OC-48/STM-12 optical terminators, SONET/SDH routers and add-drop MUX subsystems....


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