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A novel kind of MEMS micro-gyroscope, piezoelectric micromachined modal gyroscope (PMMG), is introduced in the paper. PMMG works with the special vibratory mode of solid material, and it is a kind of solid-state micro-gyroscope, which is different from micromachined vibratory gyroscope. There is no moving part and suspended structure in PMMG, and it is robust for the higher resistance to shock and...
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