4-A Chips Charge Smart-Phone Li-Ion Batteries
MD&D News Staff
Trumpeted as the first monolithic, 4-A Li-ion battery charger ICs, Summit Microelectronics’ configurable SMB349 and SMB359 operate from a 3.6-V to 16-V input range...
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Power amplifier module streamlines design, reduces cost of WLAN systems
SiGe Semiconductor in Ottawa, Ontario, Canada has announced a 5 GHz power amplifier module for access points, PCMCIA cards, laptop computers and other client devices compliant to the 802.11a WLAN standard. ...
New LDMOS UHF pallet amplifiers target digital/analog broadcast applications
Distributor Richardson Electronics is offering two new LDMOS UHF pallet amplifiers designed and manufactured by RF Engineered Solutions, Ltd. (RES). The LDU25 provides 25 W CW power for analog applications and 5 Wrms for digital video broadcast applications. The LDU60 is rated at 60 W (min) CW, 60 W peak sync in common amplification and 20 Wrms for DVB-T. Both products feature Freescale RF power devices....
White paper compares RFID frequencies for item-level pharmaceutical applications
MD&D provides you with software design from across the mobile technology industry...
MINT RF tester handles North American GSM/GPRS testing
Centro de Tecnología de las Comunicaciones, S.A. in Spain has announced that MINT (Mobile Communications Integrated Tester) has been selected by PVG (PCS 850/1900 Validation Group) as one of the reference platforms to carry out GSM RF conformance testing according to NAPRD.03 (North America Program Reference Document)...
Novel textile antennas open new frontiers to system designers
N. Kingstown, R.I.-based high tech research and development company Applied Radar has developed a new line of electronic textile (or E-textile) antennas that promises lightweight, flexible antennas for OEM wireless and radar products...
Surface-mount power dividers tap Wilkinson circuit
Florida RF Labs has released a range of surface mount power dividers that offer design engineers the benefits of 2-way, 3-way or 4-way power division...
Handheld WiFi analyzer is user-friendly
Comarco Wireless Test Solutions has launched a family of handheld WiFi analyzers for IT managers, systems engineers and their teams...
Hot switch covers cellular, PCS, UMTS frequencies and beyond
JFW Industries' 50S-1352 is a 1P2T, PIN diode switch capable of switching up to 50 W with the power on...
Improvements continue to keep military ahead of the game
Since the birth of radio, electronics has played a key role in modernizing the armed forces and keeping the military at the forefront. Consequently, this...
Clarifying any misconceptions about RF Design magazine
By and large, frequencies above the audio band are called radio frequencies (RF). Although the term RF by definition, and I have checked in several text...
Accelerating the Design and Verification Process
Several factors must be taken into consideration when creating a signal in simulation and downloading the simulated signal to an RF signal generator's arbitrary waveform generator....
Wireless semiconductor market poised for growth
In a recent report compiled by market research firm iSupply, the overall market for wireless semiconductors grew 22% in 2003. The report covered semiconductors...
Strategic partnership explores Asia Pacific satellite market
Hong Kong's Broadband Network Systems Ltd. (BNS) and Salt Lake City, Utah-based Data Technology International have entered into a strategic partnership...
AWR, TSMC jointly develop design platform for RFICs
To meet the growing needs of the wireless RF integrated circuit (RFIC) developers, Applied Wave Research Inc. (AWR) has announced a corporate agreement...
Active mixer differential to single-ended IF matching
While single-ended RF and LO input ports are becoming standard on high linearity active mixer ICs, integration of the IF output transformer is difficult and can be undesirable. A discrete balun approach delivers good performance over a relatively narrow IF bandwidth when compared to a transformer-based IF matching technique....
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