Results 131 to 140 of about 13,387 (268)

Orbital Debris Quarterly News [PDF]

open access: yes
No abstract ...
Anz-Meador, Phillip D.
core   +1 more source

Optimized Design and Analysis of Offshore Beidou Maritime Foundation Reinforcement System Pseudolite Ranging-Codes

open access: yesPolish Maritime Research, 2017
Under the bad sea conditions and weak Beidou navigation signal environment, it is difficult to locate the ship on the sea, and the Beidou navigation system can’t work well.
Su Deliang   +3 more
doaj   +1 more source

Beidou Time Synchronization Receiver for Smart Grid

open access: yesEnergy Procedia, 2011
AbstractA time synchronization system based on the Chinese GPS system i.e. Beidou or Compass for smart grid applications is illustrated. A time synchroni-zation Beidou receiver with self-designed radio frequency IC (RFIC) is presented. The receiver provides precise one pulse per second (1PPS) timing service for the smart grid.
openaire   +2 more sources

Multi-GNSS integer ambiguity resolution enabled precise positioning [PDF]

open access: yes, 2015
In this PhD thesis multi-Global Navigation Satellite System (GNSS) positioning results when combining the American Global Positioning System (GPS), Chinese BeiDou Navigation Satellite System (BDS), European Galileo and Japanese Quasi-Zenith Satellite ...
Odolinski, Robert
core  

Design of double band Beidou navigation antenna with wide axial ratio beam

open access: yesZhongguo Jianchuan Yanjiu
ObjectivesIn order to effectively broaden the beam width of the 3 dB axis ratio of a Beidou antenna, this paper proposes a slotted laminated microstrip patch antenna loaded with parasitic elements.
Zhuolin DENG   +3 more
doaj   +1 more source

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