Biological recognition module and manufacturing method thereof

The invention discloses a biological recognition module. The biological recognition module comprises a first circuit board, a second circuit board, a chip and a metal ring, wherein the second circuitboard comprises a first surface and a second surface which are oppositely arranged; the metal ring is...

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Bibliographic Details
Main Authors XU FUSHENG, LIN QING
Format Patent
LanguageChinese
English
Published 19.07.2019
Subjects
CALCULATING
COMPUTING
COUNTING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
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Summary:The invention discloses a biological recognition module. The biological recognition module comprises a first circuit board, a second circuit board, a chip and a metal ring, wherein the second circuitboard comprises a first surface and a second surface which are oppositely arranged; the metal ring is arranged on the first surface of the second circuit board; the first circuit board and the chip are arranged in the metal ring in a stacked mode, the first circuit board is located between the chip and the first surface of the second circuit board, the chip is connected with a circuit on the firstcircuit board, and the circuit on the first circuit board is connected with a circuit on the second circuit board. According to the biometric identification module, the first circuit board is added between the chip and the second circuit board, the chip is closer to the open end of the metal ring through the first circuit board, the package of the chip does not need to be adjusted, and the production cost of the biometric
Bibliography:Application Number: CN201910202034