Secugen Corporation

Jun Sung Yoon

Dong Hun Kim

Dong Won Lee

Taek Ki Lee

Soon Won Jung

Byun Jin Lee

Chul Min Joe

Hwi Seok Lee

The disclosed invention herein is a method for extracting fingerprint feature data using a ridge orientation model. The fingerprint feature data extracting method includes the steps of inputting a fingerprint image, extracting ridge orientations according to regions, calculating ridge qualities according to regions and separating background region from the fingerprint image, extracting regions having a core and a delta, setting an initial ridge orientation model, calculating a ridge orientation function, and extracting the ridge orientations and the core and delta positions of the fingerprint image.

Method for extracting fingerprint feature data using ridge orientation model

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Seoul, South Korea

Jun Sung Yoon