line-of-sight cases
Link Budget Design for RF Line of Sight via Theoretical Propagation Prediction
... For the selected scenario, the basic transmission loss considered to be constant as shown in Tables 2-4 of a radio link between the free-space condition for the transmitter, receiver and general reference respectively. ...
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Robust Estimator for Non-Line-of-Sight Error Mitigation in Indoor Localization
... The positioning basics used in BLUPS also follow the mul- tilateration problem. The system consisted of beacons and tags, including Bluetooth modules (Mitsumi), which kept them sharply synchronized [13]. This, in ...
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Optimal Design of Uniform Rectangular Antenna Arrays for Strong Line of Sight MIMO Channels
... optimal design of the URAs with respect to MI. The results are more general than those presented in an earlier work, and the cases of two ULAs [8] and two broadside URAs [10] can be identified as two special ...
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Extended Kalman Filter Channel Estimation for Line of Sight Detection in WCDMA Mobile Positioning
... is possible to achieve 20% to 30% gain in the probability of first-arriving path acquisition by using the IC algorithm at low NFR values. The tracking of the first-arriving path can be achieved in up to 80% of the ...
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Robust time of arrival source localization employing error covariance of sample mean and sample median in line of sight/non line of sight mixture environments
... methods exhibit the superior mean square error (MSE) performances when compared to that of existing methods. Moreover, the performance of the proposed closed-form LOS/NLOS mixture localiza- tion method using the ...
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NON-LINE OF SIGHT: TECHNOLOGY & IMPLEMENTATION
... power OFDM system that can operate in near, and in some cases, non line of sight situations at long distance and with high data throughput. While not suitable for mass indoor deployment, Solectek’s ...
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First-Order Optimal Line-of-Sight Guidance for Stationary Targets
... tion [6], fuzzy-logic [7-9], robust [10], adaptive [11], variable-structure [12], linear model predictive con- trol [13] and optimal control [14-16]. The genetic algorithm [17], ant colony optimization [18], and neural ...
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Establishing a line of sight for risk management
... both cases, a feedback loop needs to be created with the risk register to record what the new risk position will ...the line of sight in risk management is ...
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A Path Loss Model for Non Line of Sight Ultraviolet Multiple Scattering Channels
... scattering order. The path loss predicted using only the con- tribution from the first-order agreed with Reilly’s analytical single scattering model, as illustrated with di ff erent optical geometries. Multiple scattering ...
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An Analysis of Selected Art Songs for High Voice by Adolphus Hailstork, A Performer's Guide
... how does one estimate the performance when the signal envelope obeys a distribution other than Rayleigh distribution i.e., Rician or Nakagami distribution? The Rayleigh distribution generally presumes non-line ...
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Guidance Law Based on Line-of-Sight Rate Information Considering Uncertain Modeled Dynamics
... mal guidance for a first-order time-lag system is given in [8]. The guidance law in [8] that minimizes the squared integral of the commanded lateral accelera- tion of the missile uses the target lateral acceleration ...
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Non Line Of Sight Environment based Localization in Wireless Sensor Networks
... Node localization based RMS algorithm has been proposed. Mixture of LOS and NLOS range measurements, our method is applicable in both cases without discarding any range information. Simulation results demonstrate ...
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Development of Radio Wave Propagation Model in Indoor Non-Line-of-Sight (NLOS) Scenario
... a line of sight between the transmitter and receiver, and multiple signal propagation paths ...some cases, transmitted signals may have a Line-of-Site (LOS) to the ...called ...
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Localization and dynamic link detection for geographic routing in non line of sight (NLOS) environments
... most cases, the indoor environments contain various objects, which cause a non-line-of-sight (NLOS) condition, and the ranging distance with TW-TOA may have the large measurement error in the NLOS ...
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Geometric aspects of HF driven Langmuir turbulence in the ionosphere
... radar line of sight and the electric field po- ...of sight as well as HF incidence are often ...radar line of sights, in the active ...
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The broad line region of active galactic nuclei: A self-consistent 3-dimensional model
... is limited by PROSYN’s internal array sizes. The current im plem entation of the code sets this limit at 600,000. Typical BLR gas tem peratures ~ lO'^ K, imply an emission line w idth due to therm al broadening of ...
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A multiwavelenght study of the accretion region in magnetic cataclysmic variables
... RE J 1844-741 w as discovered d uring the first a ll-sk y survey in the e x tre m e - UV (EUV) region of th e spectrum by the Wide Field C am era (WFC) on board th e R O S A T satellite (Wells e t al. 1990; Pounds e t ...
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Instructions
... 2. Distance between sights, 31'/2 inches. Fixed barrel, the line of sight being always constant in comparison with a "breakdown" air rifle where the fore- sight is moved every ti[r] ...
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Developing an Electronic Health Record Training Program for New Employees
... identify the ways in which a nurse learns to incorporate the physical environment to guide further visual behaviors. This theory encompasses the contextual nature of the environment relative to the spatial layout and the ...
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DESIGN OF A MARS ROVER WITH THREE PIVOT POINT MECHANISM
... Atmega 2560 controller considered to be brain of whole rover , The main aim of any mars rover is to control it from non-line of sight place in order achieve that we used different frequency control for ...
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