Advertisement
Product Releases
Subscribe to Wireless Design and Development

Location Information is Critical to Wireless

October 30, 2001 10:24 am | Comments

To be competitive in the 'mobile age', companies must deliver reliable, high quality mobile networks, devices, services and relevant contents. By Kiyoshi Hamai, Tele Atlas North America Last year it was the new hype: access the Internet via your mobile phone. Check the stock markets from the car, search for the nearest Italian restaurant in town....

Lithium-Ion-Battery Charging Techniques for Mobile Phones and PDAs

October 30, 2001 10:24 am | Comments

Deciding whether to use a switch-mode, linear, or pulse charger depends on a number of considerations. By Matt Schindler, Maxim Integrated Products Charging Lithium Ion batteries in mobile phones and PDAs is a balancing act. On one hand, high current is needed to quickly replace the energy drained from the battery while transmitting voice or data....

TOPICS:

Security in a Mobile World

October 30, 2001 10:24 am | Comments

Security is a concern with wireless services and businesses who take full advantage of the wireless Internet. By John Mennel, 724 Solutions As mobile Internet-enabled devices become more pervasive in the homes and working lives of consumers, the demand to provide services traditionally available on desktop computers grows as well....

Advertisement

Meeting the Challenges of Large, Complex ASICs

October 30, 2001 10:24 am | Wireless Design & Development | Comments

New techniques are being used to deal with current and future demands of smaller transistor sizes. By Graham Inglis, Tality Every year, consumer demands mean that equipment suppliers demand more functionality and better performance, but with lower power dissipation and a cheaper part price....

Enabling Wireless Systems

October 30, 2001 10:24 am | Comments

Line density, lateral connector strain, cable radius & equipment airflow management enable the success of wireless systems. By Dale Reed, Trompeter Electronics Network architects talk broadly about their world as "edge" and "core". In the case of cellular voice traffic the "edge" is the individual cell site transmitting to and receiving from the cell phone, and the "core" is the public telephone com...

Intermod Jumper Cables

October 30, 2001 9:36 am | Comments

Spinner North America's new high performance Corrugated Jumper Cable assemblies feature – 155 dBc intermod and a VSWR of 1.07:1 @ 900MHz. Operable to 2.4 GHz with standard and superflex 1/4, 3/8 and 1/2 dia. cables. IP-68 rated for outdoor use. Straight and right angle, silver plated "N" or 7-16 connectors offered, with soldered inner and outer conductors and injection molded boots....

Wideband Antenna

October 30, 2001 9:17 am | Comments

Decibel Products' wideband antenna is designed for the 1710 - 3600 MHz band. The DB792SM5N-KU provides omni-directional RF coverage for a wide range of applications including GSM 1800, PCS, UMTS and 2.4 GHz ISM. This antenna allows systems designers to accommodate a significant range of both applications and technologies....

Dual Output Synthesizer

October 30, 2001 9:17 am | Comments

Narda's high performance programmable microwave synthesizers meet the requirements of wireless communications systems, Satcom converters, digital radio, and optical networks. The foundation of these synthesizers is Narda's proprietary phase-locked dielectric resonator oscillator. By using this PLDRO as the low noise internal oscillator and adding programmable upconverter circuitry around it, Narda has achieved tunable microwave synthesize...

Advertisement

Medium Power Transistors

October 30, 2001 9:17 am | Comments

California Eastern Laboratories (CEL) introduces three NPN high frequency, medium power silicon transistors from NEC. Fabricated using NEC's high frequency wafer process, the NE644M04, NE678M04 and NE677M04 are usable in applications from 100 MHz to 3 GHz. Designed to serve as driver amplifiers or as power amplifier stages, these low cost parts are ideal for cellular and cordless phones, pagers, two-way radios and in fixed wireless transcei...

Remote Monitoring

October 30, 2001 9:17 am | Comments

Morrow Technologies' real-time, remote monitoring P9116 Satcom Spectrum Analyzer reduces downtime and costly field service calls by allowing remote system monitoring from virtually any location via local area network (LAN), modem or the Internet. The P9116 Satcom Spectrum Analyzer is designed for ease of use and convenience....

Ultra Small PLL 7.5 &#215 2.0 mm

October 30, 2001 9:17 am | Comments

Vectron International introduced an ultra-small VCXO-based phase-locked loop (PLL) solution designed to simplify a wide variety of clock recovery and data retiming, frequency translation, clock smoothing and clock switching applications. The CD-700 features a PLL ASIC with a quartz stabilized VCXO for superior stability and jitter performance....

Waveguide Switch Matrix

October 30, 2001 9:17 am | Comments

Dow-Key's space-qualified WR-51 waveguide switch block (P/N 222D50600), offers a design with three R-switches integrated into one housing. Its maximum weight is 480 grams. DC characteristics include 25 - 35 V DC (28 V DC nominal), and operating current is 400 mA typical at 20°C. Equipped with a sequential latching actuator, this device switches in less than 500 ms....

14-BIT Analog to Digital Converter

October 30, 2001 9:17 am | Comments

Analog Devices introduced a 14-bit analog-to-digital converter (ADC) at 105 million samples per second (MSPS). The AD6645 is more than 60 percent faster than its predecessor, released last year by Analog Devices. The new ADC enables multi-carrier software radio architectures in wireless basestations to achieve higher levels of signal quality as well as to keep pace with future air interface standards....

Access Point-on-a-Chip Reference Design for Wireless Networking

October 30, 2001 9:17 am | Comments

Intersil announced it has developed a complete access point-on-a-chip reference design for wireless networking that combines an ARM9®-based Medium Access Controller (MAC) with a uClinux operating system. The design of the PRISM® ISL36356A represents a highly integrated access point (AP) reference design available for wireless applications in the home, small office, enterprise and public areas such as hotels and airports....

GSM/GPRS Transceiver Added to RF Product Line

October 30, 2001 9:17 am | Comments

Silicon Laboratories introduced the Aero GSM transceiver chipset, which is based on the company's CMOS RF technology. The Aero chipset provides a complete RF front end for dual and triple band GSM digital cellular handsets. The highly integrated solution eliminates the IF SAW filter, external low noise amplifiers (LNA) for three bands, transmit and RF voltage controlled oscillator (VCO) modules and more than 60 other discrete components fou...

Pages

X
You may login with either your assigned username or your e-mail address.
The password field is case sensitive.
Loading