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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Low profile antennas handle triple bands
Antenna supplier Antenex has released a tri-band internal and external Mercury GPS antenna with low profile designs. ...
Multi-stack packaging technology accomodates 16 chips
Advanced memory supplier Samsung Electronics Co., Ltd. has improved its process to enable production of 16-chip multi-chip package of memories. ...
Digital phosphor technology boosts RF signal discovery and analysis
The radio frequency spectrum is more chaotic than ever, with more channels and increasingly complex signals crowding a limited frequency spectrum....
Harris donates replacement transmitter
Harris Corporation's Broadcast Communications Division Radio Business Unit has donated its Platinum series Z5, 5 kW, solid-state, FM transmitter to the...
Bluetooth Technology: Moving at high speed
Moore's Law correctly predicted the pace at which technology would progress: doubling the complexity of integrated circuits every 24 months. In semiconductors...
FreeWave named one of Colorado's fastest-growing tech companies
FreeWave Technologies, a designer and manufacturer of spread-spectrum radios, has been named to Deloitte's prestigious Colorado Technology Fast 50 Program....
ESD-protected RF filter with on-chip passive and active elements
A monolithic integrated multiband PCN/PCS RF-bandpass filter manufactured on highly resistive silicon substrate with mode conversion and ESD protection is described. In order to analyze the ESD behavior of the filter, an ESD simulation model is presented and compared with measurement results....
Products
Amplifiers Track-and-hold amplifier The HMC660LC4B wideband track-and-hold IC from Hittite Microwave offers high bandwidth and true 9-bit linearity performance...
Slimmer portable electronics spur integrated power management
As the wireless and cellular communications explosion is driving advances in semiconductor processes and RFICs, power management is also reaping the benefits of such progress. ...
SDR development platform enables multiprotocol radios
Texas Instruments Inc. has released a small form factor software-defined radio development platform for military, public safety and other professional radio and land mobile radio applications....
Signal Processing
Low-power converter Analog Devices is lowering the power consumption of medical and industrial electronics with its latest precision PulSAR analog-to-digital...
New Wi-Fi Alliance certification test methodology
Azimuth Systems Inc. has readied a solution that enables vendors to perform certification testing according to the new Wi-Fi Alliance test engine architecture....
Upconverting WiMAX mixer provides high IP3
While many new RF capabilities are enabled by sophisticated RFICs, simple structures, such as a double-balanced quad diode mixer, can effectively perform the same signal-processing functions while also exhibiting superior electrical performance and robustness....
Successful LNA design involves performance trade-offs
While the low noise amplifier is a relatively simple design compared to other RF components in a cellular receiver lineup, the performance trade-offs it presents challenge the LNA application design engineer....
Technology enables face detection for camera phones
FotoNation's "Face Tracker" is a face detection and tracking technology for camera phones that employs advanced digital image capture technology....
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