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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Patented RF solution offers benefits of diversity and MIMO design
Antenna supplier SkyCross has developed an isolated mode antenna technology or iMAT that enables a single device antenna to perform like multiple antennas...
Bluetooth powers wireless multimedia photo frames
CSR has partnered with Cheertek to produce a reference design for a digital photo frame chipset with Bluetooth functionality. Cheertek has incorporated...
BAN standardization takes a big step forward
As the aging population across the globe increases, the worldwide demand for better heathcare, real-time patient monitoring and faster recovery, and consumer...
Mid-range spectrum analyzers gain real-time imaging to show live RF
The explosion of digital RF has created a highly complex technology environment, requiring next-generation test and measurement instruments. To address...
SiP receiver subsystem bridges RF and digital worlds
Leveraging its innovative system in a package (SiP) technology called Module, Linear Technology has readied an integrated receiver subsystem LTM9001....
Bluetooth Seattle broadens the user experience through a transparent mix of technologies
Bluetooth Seattle is the code name for the merging of Bluetooth technology with WiMedia Ultra-wideband (UWB) technology. Through the efforts of the Bluetooth...
Power Transistors
1700-2700 MHz, 5 W amplifier GaN power transistors Gallium nitride (GaN) on silicon RF power transistor developer Nitronex has developed a 28 V, 5 W class...
Standardizing Transceiver APIs for Software Defined and Cognitive Radio
Over the past several years, numerous specifications have been developed defining the interface between the RF front-end and the baseband processing sub-systems...
The challenges of moving to MIMO systems
Today's radio devices use a single-input, single-output (SISO) configuration with one transmitter and one receiver and information sent over a single-channel....
Simplifying RF front-end design in multiband handsets
Ruthless competition in the handset market continues to drive manufacturers to search for new opportunities to drive down cost, printed circuit board...
Spectral-mask shaping for a Class 1 Gen 2 PR-ASK RFID I/Q modulator
An integrated I/Q modulator such as the LT5568-2 can generate the 900 MHz transmit signal for a Class 1 Gen 2 UHF RFID reader. While there are less expensive...
Ensuring reliability of intelligence gathering receivers and portable power systems
Whether it is an intelligence-gathering receiver system or a portable power system, each plays an important role in modern warfare. And we very well know...
Medical info-communications signals an era of body area networking
Combining broadband mobile electronics with ultralow-power consumption and miniaturization in implantable semiconductor radio transceiver chips and sensors...
Creating test signals for SIGINT receivers
Signal intelligence or SIGINT plays an important role in modern warfare. SIGINT is a general term that includes radio band (communications intelligence...
Optical lithography drives cost efficiency for millimeter-wave products
Gallium arsenide (GaAs) foundry service provider TriQuint Semiconductor, Inc. has unveiled TQP13-N, its latest high performance process technology for...
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