time-of-arrival difference
Passive Localization Using Time Difference of Arrival and Frequency Difference of ArrivalWC
... frequency difference measurement is introduced to the four-Satellite TDOA (Time Difference of Arrival) localization ...(Frequency Difference of Arrival) localization algorithm is ...
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Efficient Sound Source Localization based on Estimation using Time Difference of Arrival(For Blind)
... 2) Time-domain beam growing methods are established on a time-domain expression of the DAS beam ...rate. Time-domain beam formers have been extensively requested to localize sound origins in ...
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Localization Technique Based On Time Difference Of Arrival For Tracking Application In Wireless Sensor Networks
... Even though there are many existing techniques have been introduces, yet the measurement estimation still can be affected due to the nature of wireless signal propagation such as multipath fading that can cause ...
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Normal inverse Gaussian approximation for arrival time difference in flow induced molecular communications
... hitting time in pure diffusion and flow-induced diffusion channels with an active (absorbing) re- ceiver [14] can be modelled by a Lévy [15] and inverse Gaus- sian (IG) [9] distribution, ...The difference ...
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Robust Detection Method of Arrival Time Difference Under Minimum Maximum Entropy Criterion
... system, arrival time difference detection accurately is one of the core technologies ...on arrival time difference detection to consider ...adaptive time difference ...
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Indoor Positioning Using Acoustic Pseudo-Noise Based Time Difference of Arrival
... The Gold codes used for ranging determine the speed, range and noise immunity of the system. A longer Gold code results in a slower system, but extends the range and increases noise immunity. The Gold code generation ...
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Public transport on demand : a better match between passenger demand and capacity
... Another difference compared to the literature is the way the latest arrival time is ...latest arrival time is determined by using the latest possible pickup time plus the ...
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Arrival Time Difference Estimation of Ultrasonic Signals from Partial Discharge in Electric Power Equipments
... signal arrival time difference estimation technique in signal processing is one of the effective methods to solve this ...signal arrival time difference estimation methods are ...
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Simulation of Emitter Location Algorithms
... the time of arrival of the transmitted signal at different receiving units and computes the time difference of arrival (TDOA) between each pair of receiving units (sensor ...
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Diving behavior of Cuvier's beaked whales inferred from three dimensional acoustic localization and tracking using a nested array of drifting hydrophone recorders
... the time-difference-of-arrival (TDOA) of an echolocation pulse on two hydrophones in a drifting vertical array or from the TDOA of a pulse and its surface reflection arriving on a single hydrophone) ...
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RSSI Based Localization of Bluetooth Devices for Visually Impaired
... devices. Time difference of arrival (TDOA), time of arrival (TOA) and received signal strength (RSS) have been widely used for the positioning but narrow band signals such as Bluetooth ...
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Hybrid Uplink Time Difference of Arrival and Assisted GPS Positioning Technique
... Secondary network of base stations at fixed locations are acting as dummy handsets in the TDOA method. The mobile handset and a nearby dummy base station both capture a portion of the forward link signal from the ac- ...
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Localization algorithms for asynchronous time difference of arrival positioning systems
... the time-based localization systems, such as TOA, TDOA, ATDOA, and so on, the ranging error is relatively low, and under this condition, the two-step estimator achieves the best ...CPU time and requires ...
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A Novel Positioning Technique with Low Complexity in Wireless LAN: Hardware implementation
... Abstract—Nowadays, several positioning systems are available for outdoor localization, such as the global positioning system (GPS), assisted GPS (A-GPS), and other techniques working on cellular networks, for example, ...
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A Systematic Design About Students’ Positioning Based on the Campus Wi Fi
... In the indoor environment, the coverage range of AP is generally within 100 meters. The velocity of radio waves is close to the speed of light. In such a short distance, the propagation time is very short and ...
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Wireless Sensor Network Based Mobile Tracking System
... RSS, time-of-arrival (TOA), time-difference-of-arrival (TDOA), or angle-of-arrival (AOA), but they require specialized hardware for ranging, thus consuming more power and cost ...
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Time difference of arrival estimation of microseismic signals based on alpha-stable distribution
... Abstract. Microseismic signals are generally considered to follow the Gauss distribution. A comparison of the dynamic characteristics of sample variance and the symmetry of mi- croseismic signals with the signals which ...
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RANKING THE INFLUENCE USERS IN A SOCIAL NETWORKING SITE USING AN IMPROVED TOPSIS METHOD
... on Time Difference of Arrival (TDOA) and Time of Arrival (TOA) in localizing of the mobile user which is located in the vicinity of area with the availability of heterogeneous network ...
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De-Interleaving and Identification of Pulsed Radar Signals Using ESM Receiver System
... (Time Difference Of Arrival) allows for more efficient analysis of long pulse sequences of periodic changes in PRI such as (Constant, stagger, dwell and switch, and ...like time of ...
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Assessment of rewarming methods in unplanned out-of-hospital births from a prospective cohort
... the time to arrive on the scene will be longer because they would not be the closest ambulance; which would most likely result in aggravating ...the time to arrive on site as much as ...
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