High-performance TV signals come to cell phones
Jun 1, 2005
Ashok Bindra, Editorial Director Several technologies have come together to make reception of high-quality digital TV signals a reality in mobile hand-held devices, such as cell phones, PDAs and other multimedia convergence products, as well....
Military stimulates programmable software radio industry
Jun 1, 2005
Ashok Bindra, Editorial Director Initiated some time in the mid-nineties, the United States military is playing a pioneering role in the development of software-defined radio or SDR....
Software-defined radio poses major challenges for hardware and software developers
Jun 1, 2005
By Steve Grossman, Contributing Editor To fulfill the requirements of the Joint Tactical Radio System program, lowerdissipation FPGAs and more sophisticated DSPs must be developed to enable migrating software programmability closer to the antenna....
FSK receiver is very sensitive
Jun 1, 2005
Maxim Integrated Products has launched a very sensitive VHF/UHF PLL-based FSK receiver. The MAX7042 achieves better than -110 dBm of FSK sensitivity,...
WLAN/Bluetooth Components
Jun 1, 2005
WLAN radio switch Meru Networks has launched wireless products built to serve the requirements of high-density data and VoIP mobility applications. The...
Comparing active Gilbert mixers integrated in standard SiGe process (Part II)
Jun 1, 2005
By N. Rodríguez, E. Hernández, G. Bistué, I. Gutiérrez, J. Presa and R. Berengue The mixers presented here have been designed to downconvert an 8 MHz bandwidth signal from RF (1800 MHz) to an intermediate frequency (IF) of 40 MHz....
Products
Jun 1, 2005
SMT RF inductors Gowanda Electronics has introduced a series of surface-mount RF inductors that provide an alternative to equivalent Mil-Spec products....
Downconversion mixer for VLIF receivers taps BiFET technology
Jun 1, 2005
By Wei Jin, Yongsheng Xu and Zongsheng Lai A novel bipolar/MOSFET mixer configuration for the very low intermediate
frequency receivers has a topology that merges the high performance of
the bipolar at RF with the high linearity of the MOSFET. This fully integrated
downconversion mixer has conversion gain of 18.23 dB, IIP2 of 30.8 dBm and
noise figure of 9.54 dB when input frequency is 868 MHz and IF is 270 kHz....
Products
Jun 1, 2005
Active Components T/R switch, mixer components from dc to 6 GHz Hittite Microwave has released a GaAs MMIC positive-control T/R switch and a high IP3...
WiMAX SoC extends Terabeams product line
Jun 1, 2005
Terabeam Wireless, the business name of YDI Wireless Inc., a developer and supplier of broadband wireless solutions, has selected Fujitsu Microelectronics...
Bluetooth shipments soar to new heights
Jun 1, 2005
The Bluetooth Special Interest Group (SIG) announced that as a result of the growing consumer demand for Bluetooth wireless technology, it has set a new...
Cable assembly enhances digital interconnect speed
Jun 1, 2005
W. L. Gore & Associates Inc. (Gore), a supplier of performance-driven cable assemblies, and FCI combine their technologies to offer the next generation...
Test systems get GCF certification
May 1, 2005
Further solidifying its position in the 3G test solutions space, Anritsu Company has achieved a unique distinction of meeting the industry-wide objective...
Southern California hosts two important events in the same week
May 1, 2005
Ashok Bindra, Editorial Director Coincidentally, next month two important events are taking place during the same week. And, surprisingly nottoo far from each other in Southern California,...
Use of intelligent antennas is growing
May 1, 2005
The impending use of intelligent or smart antennas for Wi-Fi, cellular and broadband wireless platforms suggests that this specialty antenna industry...
Test and Measurement
May 1, 2005
Hand-held broadband cable, antenna analyzers Anritsu Company has introduced the Broadband Site Master* S810D/S820D cable and antenna analyzers. The models,...
Partners cooperate in digital broadcast radio standards
May 1, 2005
Semiconductor supplier Atmel, and the Korea Electronics Technology Institute (KETI) have signed a letter of interest planning for further cooperation...
Products
May 1, 2005
Active Components Coaxial microwave switches Teledyne Relays has introduced the series CCR-39 coaxial switches, a family of broadband, multithrow, latching...
Advances in handset antenna design
May 1, 2005
By Simon Kingsley This article shows how dielectrics can be used to improve the performance of electrically small antennas, as well as describes techniques to integrate the antenna, also known as an aerial, with the radio to create an antenna module....
Increasing the speed of testing GSM/EDGE mobile phone power amplifiers
May 1, 2005
By Roland Minihold, Rohde & Schwarz Munich, Germany Testing is one of the critical operations necessary to ensure that GSM/EDGE mobile phones meet their required specifications. Consequently, reducing this...
