ANGLE DIVERSITY
Characterization Of Wireless MIMO Channel By Using Angle Diversity
... antenna diversity and multiple antennas at both transmitter and receiver can improve the wireless channel capacity within the same bandwidth and power ...performance. Angle diversity is one of the ...
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Hologram selection in realistic indoor optical wireless systems with angle diversity receivers
... nine angle diversity receivers to the harsh environment (realistic environment) where optical signal blockage (due to office mini-cubicles), furniture, doors and windows, multipath propagation and ambient ...
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High-Speed Indoor Visible Light Communication System Employing Laser Diodes and Angle Diversity Receivers
... The two main challenges facing high data rate visible light communication (VLC) are the low modulation bandwidth of the current transmitters (i.e. light emitting diodes, LEDs) and the inter symbol interference (ISI) ...
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Design considerations of conventional angle diversity receivers for indoor optical wireless communications
... the angle diversity receivers, the variation in either parameter is not noticeable as a func- tion of the receiver employed, ...the diversity order of the ...
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Mobile optical wireless system using fast beam Angle, delay and power adaptation with angle diversity receivers
... fast angle and power adaptation method was introduced to the design of OW ...beam angle adaptation can help the multibeam transmitter to automatically cluster its diffusing spots at the optimum position (on ...
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10 Gbps Mobile Visible Light Communication System Employing Angle Diversity, Imaging Receivers, and Relay Nodes
... It should be noted that the delay spread of the proposed systems in the small office 5×5×3 m3 is much lower than that in the large office 4×8×3 m3, and this could be due to two reasons: [r] ...
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Transmitter Diversity with Beam Steering
... In this paper, a VLC system based on angle diversity transmitters with beam steering is introduced in conjunction with RYGB LDs and an angle diversity receiver (ADR). The RYGB LDs can provide ...
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Visible Light Optical Data Centre Links
... Figure 3c compares the Signal to noise ratio (dB) of the imaging and the angle diversity receivers using the two combining techniques for each. The results show a 1dB advantage for the ADR receiver over ...
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LiDAL: Light Detection and Localization
... (ii) angle diversity receivers can be evaluated with our systems; (iii) the artificial neu- ral network (ANN) can be trained as an additional / alter- native mobility distinguishing method instead of our ...
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Performance Evaluation of Multi-gigabit Indoor Visible Light Communication System
... An angle diversity receiver (ADR) is a simple and efficient technique that can be used to mitigate the effects of ambient light and pulse spread in optical wireless (OW) systems [10], ...elevation ...
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A Sensing Platform For A UHF RFID System
... introduced angle diversity to prevent the power loss from the orientation ...antenna diversity by arranging reader antennas at different angles over the area of ...
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Transmitters Mapping of Visible Light Communication System
... an angle diversity receiver (ADR) and an imaging receiver, have been proposed to combat ISI and improve the performance of the OW system to provide multi-gigabit data rates [13], ...
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Tree Diversity Reduces Fungal Endophyte Richness and Diversity in a Large-Scale Temperate Forest Experiment
... phylogenetic diversity may be an important driver of endophyte communities and function (sensu ...phylogenetic diversity, in addition to plant host identity and diversity, may be critical ...
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Organization and Management of Conservation Programs and Research in Domestic Animal Genetic Resources
... The concept of a domestic breed is highly controversial, and several definitions can be found in the literature. A breed is a subspecies population formed by individuals showing heritable morphological, functional, and ...
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Argulus from the Pascagoula River, MS, USA, with an Emphasis on Those of the Threatened Gulf Sturgeon, Acipenser oxyrinchus desotoi
... Our study represents the first attempt to describe the argulid fauna of some fishes from the Pascagoula River; however, this attempt still has only occurred within the light of host species incidentally caught while ...
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Predicting Leaf Trait Variability as a Functional Descriptor of the E ect of Climate Change in Three Perennial Grasses
... (LL: Leaf Length; LW: Leaf Width; RWC: Relative Water Content; SLA: Specific Leaf Area; LDMC: Leaf Dry Matter Content; Lth: Leaf Thickness; Ltd: Leaf Tissue Density; NGL / T: Number of G[r] ...
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Characterization of Genetic Diversity Conserved in the Gene Bank for Dutch Cattle Breeds
... Since the beginning of the 1990s, genetic material from the Holstein Friesian breed and from Dutch native cattle breeds has been collected and stored in the Dutch gene bank. For the Holstein Friesian breed, 25 straws ...
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Nitrogen Fixing and Phosphate Mineralizing Bacterial Communities in Sweet Potato Rhizosphere Show a Genotype-Dependent Distribution
... DGGE fingerprints and UPGMA cluster analyses based on alp gene fragments (A) and nifH gene fragments (B) of phosphate mineralizing and nitrogen fixing bacterial communities, respectively[r] ...
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Geographical Range Extension of the Spotfin burrfish, Chilomycterus reticulatus (L. 1758), in the Canary Islands: A Response to Ocean Warming?
... Results of the generalized linear models (GLMs) to assess whether the number of sightings of the Spotfin burrfish, Chilomycterus reticulatus , changed through time (‘Year’) on El Hierro [r] ...
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Effect of Tilt angle and Azimuth angle on Solar Output and Optimum Tilt and Azimuth angle for Chandigarh, India
... tilt angle only the azimuth angle is varied between 120 degrees to 240 degrees where 180 degree is true ...tilt angle is now freezed to 20 degrees which is optimum tile angle for Chandigarh ...
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