05140642 is referenced by 111 patents and cites 5 patents.

A method to automatically find out the actual position of the core point of a finger print by using the characteristic of the ridge flow of finger prints. This method comprises three parts: (1) ridge flow finding algorithm, (2) ridge flow correction algorithm and (3) core point allocation algorithm.

Title
Method and device for allocating core points of finger prints
Application Number
7/690090
Publication Number
5140642
Application Date
April 23, 1991
Publication Date
August 18, 1992
Inventor
Jeng D Yang
Taipei
TW
Wen H Hsu
3F, No. 66, West Yuan, Tsing Hua University, Hsinchu
TW
Agent
Ladas & Parry
Assignee
Wen Hsing Hsu
TW
IPC
G06K 9/00
View Original Source