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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If You Want To Save The Environment, Start By Recycling Your Cell Phone
Cell-phone recycling programs can drastically reduce pollution, preventing the release of harmful substances into the ecosphere...
Voice Search "Personal Telephone" Transition
The mobile phone is a “personal telephone,” marking a transition as important as the spread of the personal computer and making it much more than a portable extension of desk telephones...
The Emerging Machine-to-Machine Market Goes Global
Cellular markets grow as new M2M applications are discovered...
Antennas Are The Answer
An essential part of any design, today’s antennas can meet the “cost per bit” challenge of next-generation wireless networks...
Clock Oscillators - The Heart Of The Handset
Editor in Chief Lou Frenzel investigates how silicon oscillators based on MEMS, LC, and other technologies have appeared on the market with stability and precision figures competitive with quartz oscillators at prices and delivery times you can love...
Femtocells Get Ready To Invade Homes And Offices
Femtocell technology is on the move, driven by new product introductions, several successful field trials, a host of industry collaborations, and the availability of high-performance design tools and ICs...
Long Term Evolution - What's In It For You?
Long Term Evolution (LTE) is the next step forward in cellular 3G services...
Looking For A Good Book? Try RF Measurements For Cellular Phones And Wireless Data Systems
RF Measurements For Cellular Phones And Wireless Data Systems describes how designers can test and measure the wide range of wireless gear now being developed, with an emphasis on cellular equipment...
Whitepaper Discusses Implementing VoIP On Smartphones
Developers interested in the learning more about the challenges and opportunities critical for implementing mobile Voice over Internet Protocol (VoIP) can download a free whitepaper from Global IP Solutions...
CMOS PA Paves The Way For A Single-Chip Cell Phone
Who said you can’t put a cell-phone power amplifier on a CMOS chip?...
Put The Mobile Antenna Systems Handbook, 3rd Edition, On Your Reading List
It’s important to know the latest technologies to give your product the edge. The third edition of the Mobile Antenna Systems Handbook may be what you’re looking for...
Traffic Jam - Are Carriers Technologically Prepared To Handle The Text Explosion?
According to CTIA’s Semi Annual Wireless Survey, 75 billion messages were recorded in June alone, averaging about 2.5 billion messages per day...
Wireless Everywhere? Not Quite Yet...
Consumers now take wireless technology for granted, but standards, power, and other issues remain in the quest for universal cutting-edge functionality...
Mixing RF, digital and analog circuits on the same PCB
A dynamic link integrates the PCB schematic and layout tool with RF design and simulation tools, resulting in a solution that overcomes the shortcomings of the classic RF design...
A direct-conversion transmitter for WiMAX and WiBro applications
The use of high data rate OFDM modulation translates into challenging requirements for the transmitter in terms of spectral quality and EVM. This calls for low distortion, good signal balance and low phase error. This article will focus on the challenges and advantages associated with implementing a direct conversion transmitter....
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