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Recent Antenna Headlines
FreshPatents.com Apparatus and method for partial adaptive transmission in multiple-input multiple-output system
An apparatus and method for partial adaptive transmission in a Multiple-Input Multiple-Output (MIMO) system are provided. The method includes estimating a correlation matrix between Transmit (Tx) antennas and an average Signal to Noise Ratio (SNR) and generating a long-term precoding matrix composed of a predetermined number of dominant eigen dimensions...
FreshPatents.com Method and system for antenna geometry for multiple antenna handsets
Certain embodiments for antenna geometry for multiple antenna handsets may include receiving RF signals via a patch antenna coupled to a signal processing circuitry within a mobile terminal. The signal processing circuitry may process the RF signals, comprising at least one of a plurality of polarizations that are received by...
FreshPatents.com Method and device for transmitting data by charge modulation
A contactless data transmission device includes an antenna circuit supplying an alternating voltage in the presence of an alternating excitation field, a charge modulation transistor having a control terminal receiving a charge modulation signal having at least one low state and one high state, and a conduction terminal receiving the...
FreshPatents.com System for signal transmission by magnetic induction in a near-field propagation mode, with antenna tuning for link budget optimization
A signal transmission system (STS) comprises a transmitter (T) with a first LC circuit comprising a first coil (C1) intended to be fed with signals having a chosen carrier frequency, and a receiver (R) with a second LC circuit comprising a second coil (C2) and coupled to a circuit front-end...
FreshPatents.com Wireless communications apparatus
Allocation of subcarriers of a wireless communications channel to antennas for transmission of said subcarriers from a multi-antenna transmitter, comprises selecting, for each subcarrier, the antenna with the most effective transmission performance against a predetermined performance criterion; and determining if subcarriers are evenly distributed amongst said antennas. If even distribution...
FreshPatents.com Patch antenna
A patch antenna has a primary radiator, a dual microstrip feed line configured to utilize corner-feeding to enable substantially diagonal radiating modes, and at least two parasitic patches that are arranged adjacent and on opposite sides to the primary radiator....
FreshPatents.com Radio device having antenna arrangement suited for operating over a plurality of bands
This radio device operating over a plurality of bands comprises a casing having a front cover and a back cover, an antenna arrangement, a radio frequency circuit set and a matching unit for connecting the antenna arrangement to the radio frequency circuit set. The following measures are proposed: —the antenna...
FreshPatents.com Antenna system having electromagnetic bandgap
An antenna system includes an antenna transmitting and receiving a signal; a power feeding line feeding electric power to the antenna; and a metal conductor ground electrically connected to the power feeding line. Further, the metal conductor ground includes an electromagnetic bandgap....
FreshPatents.com Versatile wideband phased array fed reflector antenna system and method for varying antenna system beamwidth
An antenna system includes a reflector having a focal point, and a phased array having feed elements. Each feed element is disposed a same distance from the focal point of the reflector. A method for varying the beamwidth of an antenna system includes providing the antenna system with a reflector...
FreshPatents.com Wideband antenna pattern
Embodiments of the invention include a method to control an antenna pattern of a wideband array antenna wherein a wideband array antenna unit comprising the wideband array antenna and transforming means is accomplished. Embodiments of the invention further include the corresponding wideband array antenna unit and transforming means arranged to...
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Some useful links relating to mobile antennas.
WTRS Smart Antenna Report Fall 2007 This report offers the industry's only unbiased and comprehensive assessment of Smart Antenna markets and focuses on the market for specific technologies in the sector.
This report includes a complete assessment of the Smart Antenna, MIMO, Diversity, and Adaptive Antenna Markets as the changing requirements drive microcontroller developments. It is written both for component-level companies and end-product companies who are in the process of evaluating the Smart Antenna Market and the MIMO technology arena. Particular attention to the requirements which Smart Antenna technology development is placing on microcontrollers and associated IC components. The report includes global & regional market trends & forecasts, regulatory issues, standards development, economic effects, and strategic developments.Published By: West Technology Research Solutions, LLC
Date Published: Jan 2007 * * * * * * Wavion Launches Flagship Metro WiFi Solution - Alongside Trial Results (Competitive Update) After coming out of stealth mode back in May, Wavion has launched its flagship metro-scale WiFi AP - the WS410. Field trials suggest that the company's smart antenna technology works, but OEMs and commercial momentum are more important.
Published By: Current Analysis Inc.
Date Published: Sep 2006 * * * * * *
Other Interesting and Useful Sites:
| AN Wireless |
Radio Communications Towers. AN Wireless is a manufacturer and
distributor of self supporting and guyed tower systems for both
amateur radio and industry.
Useful calculators
A few handy tools for when it comes time to get serious about that
tower: Concrete Calculator, Aggregate Calculator, Erosion
Calculator, Metal Weight Calculator, Wireless Tower Locator, Line of
Sight Calculator, Fresnel Zone Calculator, Antenna Isolation
Calculator, Wireless Network Link Analysis, Antenna Beamwidth
Analysis, Ice Probability Map, Wind Speed Zone Map. |
| Andrew Corp |
Terrestrial
Microwave Antenna System Products comprehensive line of antennas
for point-to-point and point-to-multi-point microwave communication.
The extremely wide range of antenna permutations permits the
designer to choose an antenna that is optimized to the specific
system requirements. |
| Data Hunter |
Wireless Micro Data Radios. Miniature data radios built right into
the "rubber ducky" antenna. Parasitic data radios powered
directly from the RS232 signals. |
| Ethertronics |
Ethertronics is an embedded antenna pioneer and manufacturer
dedicated to providing the worlds best antennas for personal mobile
devices. A variety of embedded antennas for cellphone
manufacturers (AMP, PCS, DCS, GSM, 3G, GPRS, PCS, TDMA, CDMA, etc)
and short range wireless Bluetooth and 802.11b antennas. |
| gigaAnt |
Antenna Training Package
This four hour CD training package is designed to give you the basic
knowledge needed by everyone involved with projects where radio
communication forms a part. It is particularly useful because an
antenna is included in all wireless communication devices. From the
well-structured course you will gain a deeper understanding of the
importance of an antenna strategy, acquire basic knowledge of
antenna function, and see how the antenna affects the development
process. Common antenna characteristics and test parameters are
explained, thus enabling you to comprehend and compare the different
antenna concepts that are presented on the CD. |
| GlobalSources |
Connecting global buyers and suppliers. |
| Halon Electronics Co., Ltd |
A leading enterprise in electronics industry in China. Halon
Electronics Co., Ltd manufactures Bluetooth antenna, GPS antenna,
WLAN antenna, 3G filter, Series dielectric ceramic filter, Series
TEM dielectric resonator, 900M Dielectric Filter, Thick film hybrid
IC, Dielectric ceramic substrate. |
| iAntennaBoosters |
Enhance your cellular phone's signal and reduce static with this
easy to install Internal Antenna. Stop worrying about dropping
important calls or loosing reception in elevators or tunnels. This
amazing little antenna works on analog, digital, tri-band phones,
beepers, walkie-talkies, PDA's and two-way radios. Click
Here to increase your cell phone reception by up to 300%! |
| Itelite |
Antennas 2.4 GHz, 5.2 GHz, 5.8 GHz for wireless networks and
wireless data transmission. Sector, omni, dish, directional, grid
antennas, 2.4 GHz antennas and accessories for WISP, 5.2 GHz
antennas. |
| LM Electronics |
LM Electronics, Inc provides the broadest line of antenna products
from 26.0MHz to 40.0GHz. We can provide or custimize an antenna to
meet your needs. In Base Stations, we build Parabolic Dishes &
Grids, Omnidirectional, Yagi, Panels, Sector, and Indoor antennas.
LM also carries a wide array of Mobile antennas as well as GPS and
Embedded antennas. We are very strong in the IEEE 802.11a and
802.11b products. |
| Radio-Electronics |
Antenna
Topics Information about antennas, antenna basics, polarisation,
applications, ... |
| Rainsun |
Rainsun is a leader in the design, development and manufacturing
of next-generation antenna technology for mobile communications,
automotive and mobile computing markets. Combine with our RF
expertise in design and testing and our advanced LTCC manufacturing
capabilities, we provide state-of-the-art chip antenna solutions.
Typical applications for chip antenna include wireless LAN 802.11a,
802.11b and Bluetooth devices such as wireless handsets, PDA,
wireless data, telemetric and household electronics. |
| Times Antenna Factory |
Antenna manufacturer and exporter of 2.4GHz - 5.8GHz Antennas,
WiFi Antennas. |
| Tower Maps |
Wireless tower and rooftop sites database. Wireless Antenna
Facility Location Data. Tower, Rooftop and Billboard Sites for
Co-location Lease throughout North America. |
| Woken Technology |
2.4 GHz and other dipole antennas. |
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