Global Sources
EE Times-Asia
Stay in touch with EE Times Asia
EE Times-Asia > Advanced Search > lower frequency bands

lower frequency bands Search results

?
?
total search130 articles
2014-01-21 RF MEMS switches mask undesired frequency bands in smartphones
Researchers at UCSD Jacobs School of Engineering made use of radio frequency micro-electro-mechanical systems to improve smartphone performance in the near future by way of higher antenna efficiency
2014-11-28 RF bands for TV can enable 'super Wi-Fi
Many lower frequency bands that were previously used for TV are being used less and less. Such bands are highly suited for penetrating obstacles and are ideal for longer range networks.
2004-12-15 Spectrum analyzer spans time, frequency, modulation domains simultaneously
Tektronix's new RSA3408A spectrum analyzer debuts at a time when RF systems are racing up the curve in complexity and scope.
2000-11-01 Plan to avoid 3G frequency spurs
Designers of 3G must avoid spurious responses and adopt architectures that allow high levels of IC integration. A fundamental part of design is frequency planning to minimize the problems of duplex operation
2011-05-03 LDMOS transistors cover full frequency for wireless stations
Freescale introduces LDMOS power transistors that can cover full frequency bands, allowing high efficiency and wide bandwidth for network operators
2015-08-27 Small RF filters handle multiple bands in single die
RF filter specialist Resonant claims to have developed multi-band techniques that allow two or three filters to share the same die, as well as creating tunable models that can change their frequency
2007-08-28 UHF RF transceiver draws less than 3mA in RX mode
Semtech Corp. has released the SX1211, a UHF RF transceiver, which the company says offers the industry's lowest receiver (RX) current consumption of
2014-12-03 Sub-GHz wireless for long range IoT connectivity
Learn about the role of the sub-Gigahertz wireless radio spectrum in extending the range of wireless devices in an Internet of Things network.
2009-12-17 RF transceiver cuts costs, extends battery life
Semtech Corp. is offering a programmable RF transceiver that features a 135dBm link budget that is 10dB more than competing devices.
2012-11-02 Designing Z-Wave devices
Read about the development process and the tools available to design and test Z-Wave compatible devices.
2007-05-01 Design a single-chip, six-band UMTS transceiver for global connectivity
Find out what you need to design a truly global phone with full wireless connectivity.
2008-01-10 Using high-IF sampling ADCs beyond baseband frequencies
By going to a system architecture that takes advantage of the high IF abilities of today's ADCs, designers can reduce the number of components and, therefore, the physical size of the analog portion of the receive chain.
2008-02-07 Cordless phone enters next phase
The VTech 6032 is a handset/base combo built around the newly minted DECT 6.0 cordless standard.
2004-01-21 Chipset lowers cost bar for wireless
Integration Associates Inc. has applied patented technology to a two-piece transmitter/receiver FSK chipset pitched as the foundation for low-cost, low-power wireless products such as toys, consumer electronics and tire pressure sensor systems.
2015-03-20 Boost medical apps efficiency through wireless links
Using FPRF devices, manufacturers can incorporate a cost-effective enhancement to their equipment that will differentiate them from their competitors and improve medical care.
2004-01-16 Tackling test for next-gen WLAN RF ICs
The emerging generation of WLAN chips would accelerate the demand for more differentiated WLAN RFICs.
2014-05-30 TI PLC modem platform supports G3, IEEE-1901.2
The PLC modem solutions from TI provide the flexibility of a single hardware and software design supporting G3, PRIME and IEEE-1901.2 standards across both CENELEC and FCC frequency bands
2015-05-06 Satellite demodulator promises more efficient bandwidth use
The STiD135 promises higher throughput in satellite Internet provisioning when deployed with transponders aimed at using the higher frequency bands to send data via Ka-band communication satellites
2007-09-24 RF solution pair targets low-power wireless apps
Texas Instruments Inc. has released a pair of RF SoC solutions designed for low-power and low-voltage wireless applications used in the 2.4 GHz and sub-1 GHz frequency bands
2015-11-04 Qualcomm outlines 5G roadmap for cellular, IoT
Qualcomm is proposing interfaces mostly based on existing OFDM, but adding support for multi-user massive MIMO for higher spectrum bands and a non-orthogonal technique for lower bands and IoT uses
2014-06-12 PLC modems support G3, PRIME, IEEE-1901.2 standards
Developers can use the TMDSPLCKITV4 platform from TI to create a single PLC project with support for all three major standards across multiple spectrum bands
2007-03-26 PA cuts battery drain in mobile WiMAX terminals
The ADL5570 from Analog Devices Inc. combines superior linearity, efficiency and output power to drive portable devices supporting WiMAX frequency bands up to 2.7GHz
2015-08-13 LTE carrier aggregation gains ground in Asia
The spectrum available is often a patchwork of several different bands. To deliver on the high-bandwidth demand, Asia's operators are stitching bands together through carrier aggregation
2005-06-23 Freescale unveils HFET GPAs
Freescale's 11 new gallium arsenide general purpose amplifiers operate directly from 5Vdc, cover a broad range of power levels and frequency bands from DC to 6GHz, and include drop-in replacements for popular apps
2005-09-12 DS-UWB vs. 802.11n: What's the best connectivity option?
Systems that use wider bandwidths can have fundamentally different design approaches to provide wireless connectivity solutions that scale to even higher data rates and lower complexity implementations than 802.11 WLAN
2005-04-28 Cheapest solution for RF links?
Chipcon's CC1100 multi-channel RF transceiver and CC1150 multi-channel RF transmitter operate in the 315-, 433-, 868- and 915MHz license-free ISM bands
2012-11-01 50V GaN HEMT tech cuts cellular network power use
Cree's transistors that operate at 100W or 200W output powers are now released for both the 1.8- 2.2GHz and 2.5-2.7GHz frequency bands
2010-06-22 Wi-Fi front-end module simplifies dual-band apps dev't
RFMD's RF5608 Wi-Fi RF front end module delivers integration and full final testing to reduce size, simplify development and lower overall cost in high-performance, dual-band applications
2008-05-23 Harvard prof develops room-temp THz laser
A Harvard University professor has demonstrated a heterodyning method cast in nonlinear materials that mixes two easy-to-generate optical frequencies spaced apart at the desired terahertz frequency, resulting in a room-temperature terahertz laser
2008-07-16 Beyond supercool: room-temperature THz lasers
A heterodyning method, cast in nonlinear materials, mixes two optical frequencies whose difference is the desired THz frequency, resulting in a room-temperature THz laser. This may act as scanner like x-rays safe for people and can detect hidden weapons, toxic materials present in the air or distinguish improvised explosive devices at a distance
Bloggers Say

Bloggers Say

See what engineers like you are posting on our pages.

?
?
Back to Top