Exhibit 23.1 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-62117, 33-81486 and 333-04555) and in the Registration Statement No. 333-42789 on Form S-3, of our report dated January 14, 2000, with respect to the financial statements of Applied Biometrics, Inc. included in the Annual Report (Form 10-K) for the year ended December 31, 1999. ERNST & YOUNG LLP Minneapolis, Minnesota March 17, 2000