JPS62187374U - - Google Patents
Info
- Publication number
- JPS62187374U JPS62187374U JP7575586U JP7575586U JPS62187374U JP S62187374 U JPS62187374 U JP S62187374U JP 7575586 U JP7575586 U JP 7575586U JP 7575586 U JP7575586 U JP 7575586U JP S62187374 U JPS62187374 U JP S62187374U
- Authority
- JP
- Japan
- Prior art keywords
- data
- direction angle
- distance
- small regions
- angle data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012795 verification Methods 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Collating Specific Patterns (AREA)
Description
第1図はこの考案の一実施例による機能構成図
、第2図は処理領域の重み付け領域図、第3図a
,b,cは照合時の処理領域を示す領域図、第4
図は従来の指紋照合装置の機能構成図を示す。
1……カメラ、2……画像入力手段、3……方
向角算出手段、4……中心点抽出手段、5……登
録手段、6……(重みづけ)距離算出手段、7…
…照合手段、8……キー入力手段、なお、図中、
同一符号は同一又は相当部分を示す。
Fig. 1 is a functional configuration diagram according to an embodiment of this invention, Fig. 2 is a weighting area diagram of the processing area, and Fig. 3 a.
, b, c are area diagrams showing the processing area during verification, the fourth
The figure shows a functional configuration diagram of a conventional fingerprint verification device. DESCRIPTION OF SYMBOLS 1... Camera, 2... Image input means, 3... Direction angle calculation means, 4... Center point extraction means, 5... Registration means, 6... (Weighting) distance calculation means, 7...
... Verification means, 8... Key input means, in the figure,
The same reference numerals indicate the same or equivalent parts.
補正 昭62.2.3
実用新案登録請求の範囲を次のように補正する
。Amendment February 3, 1982 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
被照合者の指紋画像をとり込んで入力する画像
入力手段と、このとり込んだ指紋画像を複数の小
領域に分割し、この複数の小領域毎に隆線の方向
角を算出する方向角算出手段と、テンキーから暗
証番号とその他のデータを入力するキー入力手段
と、方向角データより隆線の中心位置を求める中
心点抽出手段と、上記方向角データ・中心位置デ
ータ・暗証番号データを登録する登録手段と、上
記画像入力手段にてとり込んだ画像をいくつかの
小領域に分割し、この小領域毎に入つてくる隆線
の方向角を重み付けして、この方向角にて距離を
求める重みづけ距離算出手段と、この複数の小領
域毎に重みづけをされた相対比する2組の方向角
データを同一のものか否かを判断する照合手段と
を備えて構成したことを特徴とする指紋照合装置
。[Scope of Claim for Utility Model Registration] Image input means for capturing and inputting a fingerprint image of a person to be verified; A direction angle calculation means for calculating the direction angle, a key input means for inputting a password and other data from the numeric keypad, a center point extraction means for obtaining the center position of the ridge from the direction angle data, and a direction angle data and center. The image captured by the registration means for registering position data and password data and the image input means is divided into several small regions, and the direction angle of the incoming ridge is weighted for each small region. , a weighted distance calculation means for calculating a distance based on the direction angle , and a collation means for determining whether or not the two sets of direction angle data weighted for each of the plurality of small regions and compared relative to each other are the same. A fingerprint verification device comprising:
Claims (1)
入力手段と、このとり込んだ指紋画像を複数の小
領域に分割し、この複数の小領域毎に隆線の方向
角を算出する方向角算出手段と、テンキーから暗
証番号とその他のデータを入力するキー入力手段
と、方向角データより隆線の中心位置を求める中
心点抽出手段と、上記方向角データ・中心位置デ
ータ・暗証番号データを登録する登録手段と、相
対比する複数の方向角データの距離を求め、この
距離に基づいて上記複数の小領域毎に重みづけを
行なう重みづけ距離算出手段と、この複数の小領
域毎に重みづけをされた相対比する2組の方向角
データを同一のものか否かを判断する照合手段と
を備えて構成したことを特徴とする指紋照合装置
。 An image input means that captures and inputs a fingerprint image of a person to be verified, and a direction angle calculation that divides the captured fingerprint image into a plurality of small regions and calculates the direction angle of a ridge for each of the plurality of small regions. means, a key input means for inputting a password and other data from a numeric keypad, a center point extraction means for determining the center position of the ridge from the direction angle data, and registering the direction angle data, center position data, and password data. a registration means for determining the distance between the plurality of directional angle data to be compared relative to each other, and a weighting distance calculation means for calculating the distance for each of the plurality of small regions based on this distance; 1. A fingerprint verification device comprising: verification means for determining whether or not two sets of directional angle data that have been relatively compared are the same.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7575586U JPS62187374U (en) | 1986-05-20 | 1986-05-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7575586U JPS62187374U (en) | 1986-05-20 | 1986-05-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62187374U true JPS62187374U (en) | 1987-11-28 |
Family
ID=30922193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7575586U Pending JPS62187374U (en) | 1986-05-20 | 1986-05-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62187374U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02196380A (en) * | 1989-01-25 | 1990-08-02 | Nippondenso Co Ltd | Fingerprint register device |
JPH0452974A (en) * | 1990-06-20 | 1992-02-20 | Nippon Denki Security Syst Kk | Fingerprint pattern sorting device |
JP2011517347A (en) * | 2007-11-27 | 2011-06-02 | ウェイヴフロント・バイオメトリック・テクノロジーズ・ピーティーワイ・リミテッド | Biometric authentication using eyes |
-
1986
- 1986-05-20 JP JP7575586U patent/JPS62187374U/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02196380A (en) * | 1989-01-25 | 1990-08-02 | Nippondenso Co Ltd | Fingerprint register device |
JPH0452974A (en) * | 1990-06-20 | 1992-02-20 | Nippon Denki Security Syst Kk | Fingerprint pattern sorting device |
JP2011517347A (en) * | 2007-11-27 | 2011-06-02 | ウェイヴフロント・バイオメトリック・テクノロジーズ・ピーティーワイ・リミテッド | Biometric authentication using eyes |
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