PROBLEM TO BE SOLVED: To accurately determine whether a measured person and an authenticated person are identical.SOLUTION: A vital information measurement device 100 comprises a first pulse wave measurement processing part 103 which measures a first volume pulse wave of a measured person, an authentication device 200 comprises a second pulse wave measurement processing part 203 which measures a second volume pulse wave of an authenticated person, and a collation server 300 comprises an acceleration pulse wave calculation processing part 306 which calculates first acceleration pulse wave information by performing differential calculation twice with time as to first volume pulse wave information representing a first volume pulse wave and second acceleration pulse wave information by performing differential calculation twice with time as to second volume pulse wave information representing a second volume pulse wave, and a collation processing part 308 which collates whether the measured person and authenticated person are identical based upon the first acceleration pulse wave information and second acceleration pulse wave information.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】被測定者と被認証者とが同一であるか否かを正確に判定する。 【解決手段】バイタル情報測定装置１００は、被測定者の第１の容積脈波を測定する第１の脈波測定処理部１０３を備え、認証装置２００は、被認証者の第２の容積脈波を測定する第２の脈波測定処理部２０３を備え、照合サーバ３００は、第１の容積脈波を表す第１の容積脈波情報について時間に対する微分計算を２回行って計算した第１の加速度脈波情報と、第２の容積脈波を表す第２の容積脈波情報について時間に対する微分計算を２回行って計算した第２の加速度脈波情報とを計算する加速度脈波計算処理部３０６と、第１の加速度脈波情報と第２の加速度脈波情報とに基づいて、被測定者と被認証者とが同一であるか否かを照合する照合処理部３０８と、を備える。【選択図】図１
