Cognitive radio wireless sensor networks: applications, challenges and research trends

GP Joshi, SY Nam, SW Kim - Sensors, 2013 - mdpi.com
A cognitive radio wireless sensor network is one of the candidate areas where cognitive
techniques can be used for opportunistic spectrum access. Research in this area is still in its …

Wireless coexistence between IEEE 802.11-and IEEE 802.15. 4-based networks: A survey

D Yang, Y Xu, M Gidlund - International Journal of …, 2011 - journals.sagepub.com
As more and more wireless devices use the 2.4 GHz radio spectrum, the coexistence of 2.4
GHz wireless devices operating in one place has become a hot topic. With low transmit …

Develo** a standard for TV white space coexistence: Technical challenges and solution approaches

T Baykas, M Kasslin, M Cummings… - IEEE Wireless …, 2012 - ieeexplore.ieee.org
TV white space refers to TV channels that are not used by any licensed services at a
particular location and at a particular time. To exploit this unused TVWS spectrum for …

Pattern sha** of RF emission patterns

V Shtrom - US Patent 8,686,905, 2014 - Google Patents
US8686905B2 - Pattern sha** of RF emission patterns - Google Patents US8686905B2 -
Pattern sha** of RF emission patterns - Google Patents Pattern sha** of RF emission …

Dual polarization antenna array with increased wireless coverage

V Shtrom, W Kish, B Baron - US Patent 7,965,252, 2011 - Google Patents
(57) ABSTRACT A wireless device having vertically and horizontally polar ized antenna
arrays can operate at multiple frequencies con currently. A horizontally polarized antenna …

Antennas with polarization diversity

V Shtrom, W Kish, B Barron - US Patent 7,498,996, 2009 - Google Patents
Related US Application Data(Continued)(63) Continuation-in-part of application No.
11/041,145, Primary Examiner Shih-Chao Chen filed on Jan. 21, 2005, now Pat. No …

Multiple-input multiple-output wireless antennas

V Shtrom, B Baron - US Patent 7,646,343, 2010 - Google Patents
High gain, multi-pattern multiple-input multiple-output (MIMO) antenna systems are
disclosed. These systems pro vide for multiple-polarization and omnidirectional coverage …

Dual band dual polarization antenna array

V Shtrom, W Kish, B Baron - US Patent 8,031,129, 2011 - Google Patents
Related US Application Data Continuation-in-part of application No. 12/396,439, filed on
Mar. 2, 2009, now Pat. No. 7,880,683, which is a continuation of application No. 1 1/646,136 …

Multiband omnidirectional planar antenna apparatus with selectable elements

V Shtrom - US Patent 7,652,632, 2010 - Google Patents
US PATENT DOCUMENTS 6,642,889 B1 1 1/2003 McGrath 6,674.459 B2 1/2004 Ben-
Shachar et al. 4,176,356 A 11, 1979 Foster et al. 6,701,522 B1 3/2004 Rubinet al. 4,193,077 …

Coexistence and interference mitigation for WPANs and WLANs from traditional approaches to deep learning: A review

D Chen, Y Zhuang, J Huai, X Sun, X Yang… - IEEE Sensors …, 2021 - ieeexplore.ieee.org
More and more devices, such as Bluetooth and IEEE 802.15. 4 devices forming Wireless
Personal Area Networks (WPANs) and IEEE 802.11 devices constituting Wireless Local …