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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Chipset, IP platform spurs GPS into mainstream wireless sector
Recognizing the need to provide precise location capability across a wide variety of mobile devices, applications and networks, San Jose, Calif.-based...
Triband micromodule targets digital audio broadcasting
RadioScape has released details of the latest addition to its family of software-defined modules for digital audio broadcast (DAB). The new RadioScape...
Field trials of an all-software GSM base station
As part of the Mid-Tex Cellular radio access network, Vanu, Cambridge, Mass., installed a software radio GSM base station in DeLeon, Texas, in June 2003....
Zigbee: Another wireless standard in the pipeline
There are so many wireless technologies out in the market today that one might think there is no need for another one. That the present standards are...
Little known characteristics of phase noise
A wealth of information is available on the topic of phase noise, its A characteristics, how it can be measured, and how it affects system performance....
Locator beacon design for victims in distress
A multiband radar beacon locates victims in distress during search and rescue missions. The beacon can also help provide ordinance's accurate delivery...
High-speed wireless USB platform taps UWB tech
Staccato Communications has introduced a high-speed wireless USB development platform using ultrawideband (UWB) wireless technology. The SC1030D platform...
ZigBee alliance gains momentum
The ZigBee Alliance has grown to more than 62 member companies spanning semiconductor manufacturers, original equipment manufacturers (OEMs), embedded software providers and service providers....
Micromachined MEMS capacitors are electrically variable
Researchers at Philips have extended micro-electromechanical systems (MEMS) technology to variable capacitors. Thus, Philips' researchers have demonstrated...
Getting closer to a top-down methodology for RF SoC design
The drive to fully integrate communications products onto a single chip has created the urgent need for an integrated RF SoC design flow. Until now the...
Microwave components
Low-pass, high-pass filters Mini-Circuits' LFCN low-pass filters and HFCN high-pass filters deliver high rejection outside the passband and virtually...
New mandate brings hope to radio-frequency identification
If 2003 was the year the market awakened to supply chain-based RFID, 2004 will surely be the year it readies for school. The two mandates for 2005, set...
Products
Design Software Mixed-signal functional verification platform Mentor Graphics Corp.'s latest mixed-signal functional verification platform, ADVance MS...
Zigbee radio standard poised for growth
The low cost and power attributes of the ZigBee radio standard should vastly increase the wireless market, and 2004 will be the critical design-in year,...
European Space Agency qualifies microwave PC boards until 2009
Welsh company Labtech, which makes microwave printed circuit boards for the global telecommunications, defense and space markets, has announced that its...
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