JPH08305816A - Id card and its collation device - Google Patents

Abstract

PURPOSE: To eliminate illegal use of even an ID card on which a face photograph stuck or printed, by effectively preventing the card from being forged or altered. CONSTITUTION: Information on features of the face photograph on the ID card 1 is recorded at an ID information recording part 1B with reduced amount of information by scramble compression, and then the face photograph information is read out fast to speedily judge whether or not the face photograph 1A on the ID card 1 is forged or altered.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ID card used to identify a person and a collating device for the ID card.

[0002]

2. Description of the Related Art In recent years, various ID cards such as credit cards, cash cards, and entry / exit management cards have been widely used. These ID cards generally have a recording medium such as a magnetic stripe or an IC, and various ID information such as an ID number and an expiration date is recorded on the recording medium. Further, in such an ID card, when it is desired to check whether or not the card user is the card holder himself, a silver salt face photograph showing the face of the card holder is pasted or a face photograph is printed. Things are used.

[0003]

However, the ID card having the face photograph attached or printed in this way may be forged or tampered with due to re-attachment or the like, and there is a problem that the card is apt to be illegally used. is there.

On the other hand, in Japanese Patent Laid-Open No. 3-42791, etc.,
It has been proposed to magnetically record a face photograph on an ID card so as to prevent forgery such as replacement of the face photograph, but in such a case, it takes time to read magnetic information and When writing information, it is necessary to print with magnetic ink or magnetic pigment, or to apply a magnetic substance etc. on the silver salt photograph, making a card compared to when using only the silver salt photograph There is a problem that it takes time.

Further, when the face photograph is read as magnetic information, the track width of the magnetic head is restricted,
It is difficult to read information over the entire surface. In addition, in this case, since the analog output is only output from the magnetic head, the information is averaged.

Therefore, the present invention can effectively prevent counterfeiting and tampering even if a silver salt face photograph is pasted or printed, and it is possible to prevent unauthorized use of the card. And a collating device for the same.

[0007]

In order to solve the above-mentioned problems, the invention according to claim 1 is an I in which predetermined information is written.
The D card is configured to include a face photograph of the card owner and an ID information recording unit that records the information of the face photograph by specifying by scramble compression. It is done.

According to a second aspect of the present invention, the ID card according to the first aspect has a key information recording section for recording a scramble compression procedure of face photograph information.

Further, the invention according to claim 3 is the same as claim 1.
The described ID card is configured to have a key information recording unit that records the calling number of the center in which the scramble compression procedure of face photograph information is registered.

On the other hand, the invention described in claim 4 is the same as claim 1.
The described ID card is configured to have a key information recording unit that inputs and processes a scramble compression procedure of face photograph information from a terminal.

According to a fifth aspect of the invention, a face photograph reading means for reading the face photograph information in the ID card according to the first aspect and an ID information reading means for reading the ID information recording section in the ID card according to the first aspect. And a discrimination means for collating the face photograph information obtained by the face photograph reading means with the ID information obtained by the ID information reading means.

The invention according to claim 6 is based on the scramble compression procedure recorded in the key information recording section according to claim 2 or 3 or 4 in the ID card collating device according to claim 5. An image processing unit for obtaining predetermined face photograph information is provided.

[0013]

In the means according to claim 1 having such a structure, the characteristic information of the face photograph on the ID card is
Since a small amount of information is recorded in the ID information recording unit on the ID card by scramble compression, the face photograph information is read out at high speed from the ID information recording unit, and the face on the ID card is read based on the face photograph information. It has become possible to quickly determine whether a photo has been forged or tampered with.

In the means according to claim 2 or 3 or 4, according to the scramble compression procedure written directly or indirectly in the key information recording section on the ID card,
Characteristic information of a face photograph is read at high speed with a small amount of information by scramble compression, and it is possible to more quickly determine whether the face photograph on the ID card has been forged or falsified.

Further, in the means according to claim 5,
ID recorded with a small amount of information by scramble compression
The information in the information recording section is read at high speed by the ID information reading means and sent to the discriminating means, and whether or not the face photograph information on the ID card obtained through the face photograph information reading means is forged or falsified is discriminated by the discriminating means. It will be decided quickly in.

On the other hand, in the means according to claim 6,
According to the scramble compression procedure written in the key information recording unit on the ID card, the face photograph on the ID card is read at high speed by the image processing unit with a small amount of information by scramble compression, and the face photograph on the ID card is forged. Whether or not the file has been tampered with can be determined more quickly.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 1, on the ID card 1,
A face photograph 1A of the cardholder is pasted or printed, and an ID information recording section 1B is provided in which the image information of the face photograph 1A is specified by scramble compression and recorded. Further, a key information recording section 1C is provided on the ID card 1. The key information recording section 1C has recorded therein information relating to a procedure of scramble compression of the image information of the face photograph 1A.

The scramble compression will be described later, but
As the key information recording section 1C, a magnetic recording body or a bar code is adopted, and in addition to the procedure of scramble-compressing the image information of the face photograph 1A described above, the personal identification number of the cardholder or its personal identification number is used. Key information to be specified is recorded. Further, when each of these key information is registered in a separate center connected online, the calling number of each of the above key information is recorded.
Further, without providing the key information recording section 1C on the ID card 1, it is possible to input the contents corresponding to the respective key information to the terminal.

In addition, in the photograph 1A of the face, a coating that reacts to light of a specific wavelength such as white, red, infrared, etc., has "speckle"
And the like, and the image information of the face photograph 1A is read out by the detection light of a specific wavelength such as white, red, infrared, etc. emitted from the optical reading device 11 described later. It is configured to The predetermined pattern is a pattern that makes it easy to distinguish between faces.

On the other hand, as the ID information recording section 1B,
A magnetic recording body or bar code in which the image information of the face photograph 1A is scrambled and compressed is used. As the scramble compression method, for example, information obtained by extracting a predetermined pattern area that expresses the features of the face in a diagonal line shape, a ring shape, or a random shape is used, or the length of the edge portion forming the contour of the face is used. Extraction or the like is adopted. By such scramble compression recording, face photograph information is recorded as information of, for example, several tens of bytes.

In addition, in the case of performing the scramble compression as described above, it is also possible to employ encryption by extracting the addition result or extracting only the upper byte or the lower byte of the scramble result.

Further, as described above, a magnetic recording body or a bar code is adopted as the key information recording section 1C, and in addition to the procedure for scramble-compressing the image information of the face photograph 1A described above, the card owner himself The personal identification number or key information for specifying the personal identification number is recorded. Further, when each of these key information is registered in a separate center connected online, the calling number of each of the above key information is recorded. Further, without providing the key information recording section 1C on the ID card 1, it is also possible to input the contents corresponding to the respective key information to the terminal.

Next, an embodiment of a collating device using such an ID card 1 will be described. As shown in FIG. 1, the face photograph 1A attached or printed on the ID card 1 is read by the optical reading device 11 as image information. In this optical reading device 11,
A light irradiator that emits inspection light of a specific wavelength such as white, red, or infrared corresponding to the coating applied to the face photograph 1A is provided, and the face photograph 1A is predetermined by the inspection light from this light irradiator. Are read out in a pattern.

The image information of the face photograph 1A obtained by the optical reading device 11 is sent to the image processing device 12.
The image processing apparatus 12 has a cutting function for extracting predetermined information from the image information of the face photograph 1A according to the scramble compression procedure recorded in the key information recording section 1C of the ID card 1. This clipping function is for obtaining the minimum necessary information for identifying the face from the image information of the face photograph 1A obtained by the optical reading device 11, and for binarizing the information. In addition, a method of emphasizing edges, a method of averaging information, or the like is adopted. The key information recording section 1C of the ID card 1
The reading means for will be described later.

The face photograph information cut out by the image processing device 12 is sent to the information compression device 13 where it is scrambled and encrypted. As a method of this scramble encryption, as described above, for example, information that is extracted in a predetermined linear pattern area that expresses the facial features in a slanting line shape, an annular shape, or a random shape is used, or an edge that forms the contour of the face. A processing method for extracting the length of a part is adopted. Further, it is possible to perform encryption by extracting the addition result or by extracting only the upper byte or the lower byte of the scramble result. The face photograph information scrambled and encrypted by the information compression device 13 is sent to the determination device 16.

On the other hand, readers 14 and 15 for reading the ID information and the key information written in the ID information recording section 1B and the key information recording section 1C are provided. The ID information reading device 14 is the ID information recording unit 1B of the ID card 1.
It has a function of reading out the facial photograph information that is scrambled and compressed and sent to the determination device 16.

The key information reading device 15 has a function of reading the key information such as the scramble compression procedure written in the key information recording section 1C of the ID card 1 and sending the key information to the image processing device 12 described above. ing. There are two systems for sending this key information to the image processing apparatus 12, an offline system and an online system.

First, in the offline system, the ID card 1
The scramble compression procedure of the image information of the face photograph 1A is recorded in the key information recording unit 1C of this, and this key information is sent to the optical reading device 11, the image processing device 12 and the information compression device 13 described above. It is supposed to be a scramble compression procedure.

On the other hand, in the online system, the ID card 1
In the key information recording section 1C, the personal identification number of the card owner or information for specifying the personal identification number or the calling number is recorded as key information, and the information is read by the key information reading device 15 Sent to 17,
The scramble compression procedure of the face photograph information registered in the center 17 is sent to the optical reading device 11, the image processing device 12 and the information compression device 13 described above to be the scramble compression procedure. .

If the key information recording section 1C is not provided, the contents corresponding to the above key information are input from the terminal 18 to the optical reading device 11, the image processing device 12 and the information compression device 13 described above. It is sent and used as a scramble compression procedure.

Further, the discriminating device 16 described above uses the ID
It has a function of comparing the face photograph information read by the information reading device 14 with the actual face photograph information sent from the information compressing device 13 and determining whether or not they match.

As described above, in the online system of this embodiment, the characteristic information of the face photograph 1A attached or printed on the ID card 1 is small in the ID information recording section 1B on the ID card 1 due to the scramble compression. The face photograph information in the ID information recording unit 1B, which is recorded in the amount of information, is read out at high speed by the ID information reading device 14, so that the face photograph 1A attached to or printed on the ID card 1 is actually printed. Face photograph information and discrimination device 16
Are compared with each other to quickly determine whether or not the face photograph 1A on the ID card 1 has been forged or tampered with.

In the online system, the characteristic information of the face photograph 1A pasted or printed on the ID card 1 is pasted on the ID card 1 by being called from the center 17 or input from the terminal 18. The discrimination device 16 can quickly determine whether or not the photographed or printed face photograph 1A has been forged or tampered with.

Further, the key information recording section 1C of the ID card 1
Since the key information such as the scramble compression procedure when reading the face photograph 1A pasted or printed on the ID card 1 is recorded, the face photograph 1A should be read while referring to the key information. Thus, the characteristic information of the face photograph 1A can be quickly read by the matching device with a small amount of information by scramble compression.

Although the invention made by the present inventor has been specifically described based on the embodiments, the present invention is not limited to the above embodiments, and various modifications can be made without departing from the gist of the invention. Needless to say. For example, the facial photograph on the ID card is not limited to the silver halide photograph or the printed photograph as in the above-mentioned embodiment, and the facial photograph recorded magnetically or by other means I
The same can be applied to the D card.

[0036]

As described above, in the ID card according to the invention described in claim 1, the characteristic information of the face photograph on the ID card is recorded in the ID information recording section with a small amount of information by scramble compression. Since the facial photograph information in the ID information recording section is read at high speed, it is configured to quickly determine whether or not the facial photograph on the ID card is the person himself or herself. Even a printed ID card can be effectively prevented from forgery and tampering, and the reliability of the ID card can be improved by preventing unauthorized use of the card.

Further, the ID card according to the invention of claim 2 or 3 or 4 is a scramble compression in which characteristic information of a face photograph on the ID card is directly or indirectly written in the key information recording section. The effect according to claim 1 is further improved because it is configured to more quickly determine whether or not the face photograph on the ID card has been forged or tampered with by reading at high speed with a small amount of information according to the procedure. Can be made.

Further, in the ID card collating apparatus according to the present invention, an ID for reading characteristic information of a face photograph on the ID card at high speed from the ID information recording section recorded with a small amount of information by scramble compression. Since it has an information reading means and a judging means for judging whether the face photograph information on the ID card obtained by the face photograph information reading means is forged or falsified, the face photograph is pasted or printed. Even with the ID card, it is possible to effectively prevent forgery and falsification, and it is possible to improve the reliability of the ID card by eliminating unauthorized use of the card.

Furthermore, I according to the invention of claim 6
The D-card collating device has an image processing unit that reads characteristic information of a face photograph on the ID card at high speed with a small amount of information according to a scramble compression procedure written in the key information recording unit of the ID card. Therefore, the effect according to claim 5 can be further improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing an ID card and its collating device according to an embodiment of the present invention.

[Explanation of symbols]

 1 ID Card 1A Face Photo 1B ID Information Recording Unit 11 Optical Reading Device 12 Image Processing Device 13 Information Compressing Device 14 ID Information Reading Device 15 Key Information Reading Device 16 Discriminating Device 17 Center

Claims (6)

[Claims] 1. An ID card in which predetermined information is written, comprising: a face photograph of the card holder; and an ID information recording section in which information of the face photograph is specified by scramble compression and recorded. ID card to do. 2. The ID card according to claim 1, further comprising a key information recording section recording a scramble compression procedure of face photograph information. 3. The ID card according to claim 1, further comprising a key information recording section for recording a calling number of a center in which a scramble compression procedure of face photograph information is registered. 4. The ID card according to claim 1, further comprising a key information recording section for inputting and processing a scramble compression procedure of face photograph information from a terminal. 5. A face photograph reading means for reading face photograph information on the ID card according to claim 1, an ID information reading means for reading an ID information recording portion of the ID card according to claim 1, and the face photograph reading means. An ID card collation device comprising: a determination unit that collates the obtained face photograph information with the ID information obtained by the ID information reading unit. 6. The ID card collation device according to claim 5, wherein the image processing unit obtains predetermined facial photograph information based on the scramble compression procedure recorded in the key information recording unit according to claim 2 or 3 or 4. An ID card collating device comprising: