GNSS Receiver
Impact and mitigation of space weather effects on GNSS receiver performance
... by GNSS include the effect of ionospheric perturbations and solar radio ...of GNSS receivers located in the sunlit hemisphere of the Earth and are therefore a potential threat to safety-critical systems ...
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Integration of Trimble V10 imaging rover with R10 GNSS receiver for data collection under dense tree canopies
... the GNSS receiver. It is an assessment of how accurate the GNSS fix is, and thus, how viable the proceeding survey conducted ...the GNSS receiver, so I may not have waited long enough ...
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The Effect of Mounting Height on GNSS Receiver Positioning Accuracy in Forest Conditions
... standard GNSS receivers mounted on poles up to 5 m high (Næsset 1999, Næsset and Jonmeister 2002, Cole 2004, Rodriguez-Perez et ...that receiver location is changed to close open areas, which is not easy in ...
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Static Horizontal Positions Determined with a Consumer-Grade GNSS Receiver: One Assessment of the Number of Fixes Necessary
... Over the course of a year, a consumer-grade GNSS receiver was used to collect data in three forest types in northeastern Georgia (USA). During each visit, fifty position fixes were col- lected to estimate a ...
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A new high-precision and low-power GNSS receiver for long-term installations in remote areas
... A further insight into the performance and the accuracy of the receivers is gained by calculating the temporal varia- tion in the distances between the receivers, see Figs. 8 and 9. As mentioned above all three receivers ...
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Data assimilation experiment of precipitable water vapor observed by a hyper dense GNSS receiver network using a nested NHM LETKF system
... the GNSS receiver (Bevis et ...of GNSS post-fit residuals and reported that the horizon- tal distance at which the correlation coefficients equaled 1/e was about 2–3 ...
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Design of an Anti saturation System for GNSS Receiver
... Use UBlox NEO-M8N board to carry examination. Loss of lock phenomenon begins to appear when the input interference is greater than -50dBm. Interference signal of -6dBm after two-stage process becomes less than -53dBm. ...
5
Amelioration of Acquisition of a Degraded Signal in a GNSS Receiver Embeded in an Observation Satellite by Using Double Bloc Zero Padding Method (DBZP)
... a GNSS receiver, the correlation operation consists in correlating the received signal with a local replica of the carrier and spreading code of the received ...of GNSS signals described in ...
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Calculation of the lower limit of the spoofing signal ratio for a GNSS receiver spoofer
... of GNSS security in the GNSS lab of the department, including spoofing, anti-spoofing, performance evaluation of signals, and the associated signal processing ...
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Direct RF Sampling GNSS Receiver Design and Jitter Analysis
... precision, availability and robustness. By using the direct RF sampling technique, the proposed prototype samples a wide frequency range, out of which the GPS L1 C/A signal is processed digitally in this paper. This ...
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Design of an Extremely Low-Profile Inverted F Antenna for Vehicular Communication
... a GNSS receiver to cover all five frequency bands gives problem of mutual coupling that degrades the performance of system ...multiple GNSS bands effectively and ...
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Use of Ashtech MobileMapper GNSS system in forestry applications
... a GNSS receiver to solve for the three coordinates and the receiver clock error: If only one receiver is used, one talks about absolute positioning leading to positioning accuracies of about ...
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GNSS/MET Station Equipment Maintenance and Product Application
... the receiver panel is flashing, it indicates that the UPS power supply voltage is ...the GNSS receiver has the ability to work normally in an environment of −40 to +85˚C, humidity less than 95%, and ...
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Research on multi constellation GNSS compatible acquisition strategy based on GPU high performance operation
... of GNSS signal data by using GPU, which improves the efficiency of capture pro- ...of GNSS satellite signals is a new direction for the design of compatible ...
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IS THERE AN ACCURACY ADVANTAGE TO USING TWO BASES IN A GNSS STATIC SURVEY UP TO 45 KM BASELINES?
... main GNSS campaign was started by set up two Leica Viva GNSS receivers at two municipality control points A and B (about 8-km ...third GNSS receiver of the same Leica model was setup at 15 new ...
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Evaluation Of Radio Frequency Interference (RFI) On Global Navigation Satellite System (GNSS) Signals
... earth. GNSS signal that reach the earth has very low power levels approximately -160 to -130 dBm, rendering them highly susceptible to ...of GNSS satellite signals by a GNSS ...the GNSS ...
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Using Multiple GNSS Constellations with Strict Quality Constraints for More Accurate Positioning in Urban Environments
... a GNSS receiver antenna on the roof of a car and moved around in the urban-canyon ...same receiver as that which was used in the ...multi-constellation GNSS receiver on October 1, ...
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Evaluation Of Low-cost GNSS Single Frequency Receiver Using Satrack Software
... ALLSTAR GNSS board modules and ...communication, GNSS message analyzing, satellite tracking and Graphical representation of signaling & ...general GNSS functions as well as play back evaluation ...
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A fairy tale approach to cooperative vehicle positioning
... In order to take maximum benefit from the network of ref- erence stations, the user end requires a dual frequency GNSS receiver with a communication link to the server managing the data link to the CORS. ...
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Atmospheric Water Estimation Using GNSS Precise Point Positioning Method
... When GNSS satellite signals travel from space to earth, they are affected by various error ...a GNSS receiver can provide location information with an accuracy varying from couple of meters down to ...
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