SAW based convolver for GPS signal acquisition module |
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Authors: | Pengda Huang Yiming Pi |
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Affiliation: | (1) School of Electronic Engineering, Electronic Science and Technology University of China, GaoXinXiQu, XiYuanDaDao No. 2006, Chengdu, China |
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Abstract: | Aiming at acquiring navigation signal with weak strength at large speed in challenging environment, SAW convolver is employed
to implement partial correlation in weak strength and high dynamic GPS signal acquisition. After introducing principle of
GPS signal acquisition, difficulty in acquiring GPS signal in special environments, for example indoor, urban street and woods,
is analyzed in detail. The suitability of SAW device in acquiring challenging GPS signal is discussed about. A novel GPS receiver
structure based on SAW device is proposed. In final, simulation is performed to testify effectiveness of this new structure. |
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Keywords: | |
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