Author Archives: ashok

Teardown Signals Transition from GaAs to CMOS Power Amplifiers In 3G Handsets

Although, working CMOS based 3G RF power amplifiers (PAs) were demonstrated several years ago, the transition from 2G to 3G handsets has not been that easy for CMOS. Concerns over performance have severely limited its progression in the 3G space. … Continue reading

Posted in Uncategorized | Leave a comment

Mobile App Measures Your Smartphone’s Radiation Emission

Cellphones and smartphones use RF/microwave frequencies to transmit and receive information, whether it is voice, data or video. And lately, these gadgets have become a primary mode of communication to keep you in touch with friends, business associates or relatives. … Continue reading

Posted in Uncategorized | Leave a comment

Software Centric Vector Signal Transceiver Signals A New Era In Instrumentation

Early in August at the NIWeek in Ausitn, Tx., National Instruments unveiled a new class of software-designed instrumentation that combines a vector signal generator (VSG) and vector signal analyzer (VSA) with a user-programmable FPGA into a single PXI modular instrument. … Continue reading

Posted in Uncategorized | Leave a comment

Aeroflex, Sequans Demonstrate LTE Cat 4 Throughput at CTIA

This week at the International CTIA Wireless 2012 in New Orleans, 4G chip maker Sequans Communications, in collaboration with test instruments supplier Aeroflex conducted a live LTE throughput demonstration at the Sequans’ booth. The maker claims that it is one … Continue reading

Posted in Uncategorized | Leave a comment

GaN-on-Si Based RF Transistor Handles 15:1 VSWR

Since 2009, Nitronex has been in volume production of its gallium nitride-on-silicon (GaN-on-Si) based RF transistors used in MMIC amplifiers for high performance applications in the defense, communications, cable TV, and industrial & scientific markets. Now, the company has further … Continue reading

Posted in Uncategorized | Leave a comment

Wireless Chipset Vendor Releases 5 GHz Wi-Fi RTLS Tags

To expedite the adoption of Wi-Fi based real-time location systems (RTLS) tags in warehouses, shipping facilities, hospitals, and buildings, wireless chipset vendor Redpine Signals has released active RF tags operating in the 5 GHz band. In fact, the new WiseMote … Continue reading

Posted in Uncategorized | Leave a comment

Passive Downconverting Mixer Offers High Linearity Over Broad Frequency Range

Targeting wideband receivers in applications such as WiMAX/WLAN, military radios, point-to-point broadband communication systems and Radar, Linear Technology has added a new member to its family of high dynamic range, high gain passive downconverting mixers. The passive mixer LTC5544 is … Continue reading

Posted in Uncategorized | Leave a comment

Front-end PA, Universal Receiver Combo Delivers Flexible GNSS Solution

Using low-power silicon germanium (SiGe) BiCMOS process, Maxim Integrated Products has released automotive grade flexible universal receiver solution for global navigation satellite system (GNSS) applications. The receiver MAX2769B is supported by a front-end power amplifier (PA) MAX2670. The universal receiver … Continue reading

Posted in Uncategorized | Leave a comment

CMOS RF Transceiver in IC Package Supports All 2G/3G/4G Modes, Bands

To enable wireless device manufacturers to build handsets capable of roaming in any combination of bands and modes, Fujitsu Semiconductor Wireless Products has readied a new multiband, multimode transceiver module that supports all 2G/3G/4G wireless modes. Thus, capable of handling … Continue reading

Posted in Uncategorized | Leave a comment

RF SoC Chips Demonstrate New Levels of Integration

Whether you call them system-on-a-chip (SoC) or integrated RF ICs, the level of functional integration on a single semiconductor die has increased dramatically in last few years. And integration process continues unabated as geometries shrink. Integrated multiband, multi-standard RF radios … Continue reading

Posted in Uncategorized | Leave a comment