JPS63122863U - - Google Patents
Info
- Publication number
- JPS63122863U JPS63122863U JP1522787U JP1522787U JPS63122863U JP S63122863 U JPS63122863 U JP S63122863U JP 1522787 U JP1522787 U JP 1522787U JP 1522787 U JP1522787 U JP 1522787U JP S63122863 U JPS63122863 U JP S63122863U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- fingerprint
- finger
- verification device
- applies
- 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 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Collating Specific Patterns (AREA)
- Image Input (AREA)
Description
第１図はこの考案の一実施例の指紋読取り部の
構成を示す斜視図、第２図はこの実施例の圧力制
御部の構成を示すブロツク図、第３図ａ，ｂは他
の実施例を説明するための説明図、第４図はもう
一つの他の実施例の主要素の斜視図である。
１……指紋読取り部、３……指紋読取り面、４
……押圧板、５……電磁石、６……圧力センサ、
７……圧力設定器、８……加算器、９……増幅器
、１０……スイツチ。なお、各図中同一符号は同
一又は相当部分を示す。
FIG. 1 is a perspective view showing the configuration of a fingerprint reading section in one embodiment of this invention, FIG. 2 is a block diagram showing the structure of a pressure control section in this embodiment, and FIGS. 3 a and b are other embodiments. FIG. 4 is a perspective view of the main elements of another embodiment. 1... Fingerprint reading section, 3... Fingerprint reading surface, 4
... Pressure plate, 5 ... Electromagnet, 6 ... Pressure sensor,
7...Pressure setting device, 8...Adder, 9...Amplifier, 10...Switch. Note that the same reference numerals in each figure indicate the same or equivalent parts.
Claims (1)
指紋情報と、予め登録してある指紋情報とを照合
する指紋照合装置において、上記指紋読取り面に
置かれた指に対して、上記指紋読取り面と垂直方
向および水平方向のうちの少なくとも垂直方向か
ら一定の圧力を加える圧力装置を備え、指に加わ
る圧力を一定にして指紋を読取ることを特徴とす
る指紋照合装置。 (2) 上記圧力装置は、指に押し当てて圧力を加
える押圧板と、この押圧板の圧力を検出する圧力
センサと、この圧力センサの出力が指令値に一致
するように上記押圧板の圧力を制御する圧力制御
部とを備えたことを特徴とする実用新案登録請求
の範囲第１項記載の指紋照合装置。 (3) 上記押圧板が指の先端の位置決めを行なう
窪みを備えたことを特徴とする実用新案登録請求
の範囲第１項または第２項記載の指紋照合装置。[Scope of Claim for Utility Model Registration] (1) In a fingerprint verification device that compares fingerprint information obtained by placing a finger on a predetermined fingerprint reading surface with pre-registered fingerprint information, The device is characterized in that it is equipped with a pressure device that applies a constant pressure to the scratched finger from at least a direction perpendicular to the fingerprint reading surface and in a horizontal direction, and the fingerprint is read while keeping the pressure applied to the finger constant. Fingerprint verification device. (2) The above pressure device includes a pressure plate that applies pressure by pressing against a finger, a pressure sensor that detects the pressure of this pressure plate, and a pressure sensor that applies pressure to the pressure plate so that the output of this pressure sensor matches a command value. 2. The fingerprint verification device according to claim 1, further comprising a pressure control section for controlling the pressure control section. (3) The fingerprint verification device according to claim 1 or 2, wherein the pressing plate is provided with a recess for positioning the tip of a finger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1522787U JPS63122863U (en) | 1987-02-04 | 1987-02-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1522787U JPS63122863U (en) | 1987-02-04 | 1987-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63122863U true JPS63122863U (en) | 1988-08-10 |
Family
ID=30805965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1522787U Pending JPS63122863U (en) | 1987-02-04 | 1987-02-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63122863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11144058A (en) * | 1997-06-10 | 1999-05-28 | Internatl Business Mach Corp <Ibm> | System and method for securing acceptance degree of biometric image |
-
1987
- 1987-02-04 JP JP1522787U patent/JPS63122863U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11144058A (en) * | 1997-06-10 | 1999-05-28 | Internatl Business Mach Corp <Ibm> | System and method for securing acceptance degree of biometric image |
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