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长安大学信息工程学院王威教授团队在中国科学院Top期刊《IEEE Antennas and Wireless Propagation Letters》和计算机ESI期刊《Vehicular Communications》上发表论文（图）
王威 Top期刊 IEEE Antennas and Wireless Propagation Letters ESI期刊 Vehicular Communications 空对地通信
2024/7/2
2023年9月，信息工程学院王威教授团队吕悦博士以第一作者身份在中科院Top期刊《IEEE Antennas and Wireless Propagation Letters》上发表论文《Low-Altitude UAV Air-to-Ground Multilink Channel Modeling and Analysis at 2.4 and 5.9 GHz》。论文第一署名单位和通讯作者单位...
《The Antennas Academy》最近发布了“2022年度天线人物”、“2022年度十大天线技术进展”和“2022年度十大天线热门文章”。
2017多波束天线和波束形成网络研讨会（Workshop on Multibeam Antennas and Beamforming Networks）
2017 多波束天线和波束形成网络 研讨会
2017/9/21
Multi-Beam Antennas (MBAs) find application in several fields including wireless and satellite communications, RADARs for electronic surveillance and remote sensing, science (e.g. radio telescopes), R...
2017年天线技术国际研讨会（2017 International Workshop on Antenna Technology: Small Antennas, Innovative Structures, and Applications）
2017 天线技术 国际研讨会
2017/2/15
The International Workshop on Antenna Technology (iWAT) is an annual forum for the exchange of information on the research and development in innovative antenna technologies. It especially focuses on ...
Characterization of the Light Harvesting Antennas of Photosynthetic Purple Bacteria by Stark Spectroscopy:I.LH1 Antenna Complex and the B820 Subunit from Rhodospirillum rubrum
ABCD rule accessory nipples acral acrolentiginous actinic keratosis alopecia amelonotic angiokeratoma angioma arborizing blood vessels
2016/5/23
We present low-temperature Stark measurements on the core light-harvesting complex 1 (LH1) of purple bacteria and the B820 subunit derived from LH1, which is a protein bound Bchl a dimer. It was found...
Model Makes Designing New Antennas Orders of Magnitude Faster
Designing Antennas Orders Magnitude Faster
2016/4/25
We propose a method for modeling planar multiport antennas of arbitrary shape using characteristic mode theory (CMT) without physically including the feeds. The characteristic modes of the feed-free s...
HF spectrum occupancy and antennas
Antenna Analysis Antenna Synthesis Fourier Relation Spectrum Management
2015/8/28
This paper deals with the research made during the COST 296 action in the WG2, WP 2.3 in the antennas and HF spectrum management fields, focusing the Mitigation of Ionospheric Effects on Radio Systems...
GPS Receiver Architecture Effects on Controlled Reception Pattern Antennas for JPALS
GPS Receiver Architecture Effects Controlled Reception Pattern Antennas JPALS
2015/6/26
Stanford University is developing a controlled reception pattern antenna (CRPA) array with beam research testbed to evaluate CRPA algorithms and software tools, and their effects on GPS signals and sa...
The WAAS/L5 Signal for Robust Time Transfer:Adaptive Beamsteering Antennas for Satellite Time Synchronization
WAAS/L5 Signal Robust Time Transfer Adaptive Beamsteering Antennas Satellite Time Synchronization
2015/6/25
Geostationary satellites of the Wide Area Augmentation System (WAAS) offer a novel, robust, and cost-effective means of synchronizing time at widely-separated ground facilities, to levels of ~50ns, wi...
A Study of Geometry and Commercial Off-The-Shelf (COTS) Antennas for Controlled Reception Pattern Antenna (CRPA) Arrays
Geometry Commercial COTS Antennas Reception Pattern Antenna (CRPA) Arrays
2015/6/24
Controlled Reception Pattern Antenna array (CRPA) is an effective approach for rejecting interference and enhancing the received GNSS signal power.Conventionally, the antenna array used for CRPA is de...
Resonant Antennas Based on Coupled Transmission-Line Metamaterials
Antenna radiation patterns metamaterials microstrip antennas patch antennas propagation constant
2014/12/8
A novel microstrip patch antenna topology is presented for achieving a dual-band response with arbitrarily closely spaced resonances. This topology is based on a coupled transmission line structure in...
THE RADIATION QUALITY FACTOR OF VERTICALLY POLARIZED SPHERICAL ANTENNAS ABOVE A CONDUCTING GROUND PLANE
Antennas
2014/12/8
The radiation quality factor of small vertically polarized antennas above a ground plane is investigated. Although the quality factor of small antennas in free space has been investigated extensively ...
Impedance Measurement of Small Antennas Over a Ground Plane Without Direct Cable Attachment
Antenna impedance measurement small antennas
2014/12/8
An indirect impedance measurement approach that does not require direct cable attachment or large space using a two-port network is presented. Using a straight wire monopole as an interrogating antenn...
Metallo-dielectric hybrid antennas for ultrastrong enhancement of spontaneous emission
Metallo-dielectric hybrid antennas ultrastrong enhancement of spontaneous emission Optics
2012/5/29
We devise new optical antennas that reduce the excited-state radiative lifetimes of emitters to the order of 100 femtoseconds while maintaining quantum efficiencies of about 80% at a broadband operati...
Closed Form Secrecy Capacity of MIMO Wiretap Channels with Two Transmit Antennas
Secrecy capacity MIMO wiretap channel physical layer security
2011/9/22
Abstract: A Gaussian multiple-input multiple-output (MIMO) wiretap channel model is considered. The input is a two-antenna transmitter, while the outputs are the legitimate receiver and an eavesdroppe...