JP2003016413A - Non-contact type ic tag and package body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a noncontact type IC and a package body which can improve the communication stability, and make management efficient improved and simple. SOLUTION: An IC circuit part 10 including an IC chip 12 and a 1st communication coil 13 which is connected to the IC chip 12 is provided at a backbone part 5 and a resonance circuit part 20 including a 2nd communication coil which is electromagnetically coupled with the 1st communication coil 13 and a charge storage means 22 is provided at a back cover part 6.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to books, video tapes, cassette tapes, DVDs, CDs, FDs, MDs, MOs.
The present invention relates to a non-contact IC tag provided in an information storage medium or the like and a package for wrapping the information storage medium or the like.

[0002]

2. Description of the Related Art As shown in FIG. 4, a conventional non-contact IC tag 1A includes an IC circuit section 10A and is provided on a back cover (hereinafter referred to as a back cover) 6 of a book which is an information storage medium. Was there. The IC circuit unit 10A is a read-only IC chip 1
The label has a size of about 50 × 50 mm and includes an IC circuit 11A including 2A and an external communication coil 13A electrically connected to the IC chip 12A. The IC chip 12A stores identification information for identifying the non-contact IC tag 1A from other non-contact IC tags. IC
The circuit 11A transmits / receives an alternating electromagnetic wave to / from a reader / writer (hereinafter, referred to as R / W) which is an external communication device (not shown) to receive supply of a clock, electric power, etc., and transmit / receive signals.

FIG. 6 is a diagram for explaining each process relating to book management such as lending, returning, collection management, and theft prevention in a library, and FIG. 7 is a block diagram showing an embodiment of a non-contact IC tag 1A. Is. In the library, terminals such as a counter terminal 60, a mobile terminal 40, a lending terminal 50, an antitheft gate 70, and a return terminal 80 are connected to the main terminal 30. These terminals have an R / W and exchange electromagnetic waves with the IC circuit section 10A provided in the back cover section 6 of the book to read the identification information stored in the IC chip 12A. Each terminal inputs various information including this identification information into the main terminal 30. The main terminal 30 is a terminal that is installed in an office and manages the entire information processing system associated with library work, such as lending, returning, library management, and theft prevention.

The portable terminal 40 is a terminal that can be attached to and detached from the main terminal 30 and includes a storage section and the like. Mobile terminal 40
Is a main terminal 3 when a librarian manages a collection of books.
The identification information is read from each of the plurality of IC chips 12A and stored by detaching it from 0 and carrying it and holding the R / W over the bookshelf. After that, when the librarian connects the mobile terminal 40 to the main terminal 30, the library management information including this identification information is input to the main terminal 30 [FIG.
(1)]. The lending terminal 50 is a terminal where the library user himself / herself processes the lending. The lending terminal 50 inputs lending information including identification information to the main terminal 30 [FIG.
(2)]. The counter terminal 60 is a terminal installed in a lending / returning counter and used by a librarian for processing of lending / returning. The counter terminal 60 inputs the lending information including the identification information, the return information, and the like to the main terminal 30 by communicating with the IC circuit unit 10A [(3) in FIG. 7].

Anti-theft gates 70 are installed on both sides of the doorway of the library. The anti-theft gate 70 communicates with the IC circuit unit 10A included in the book brought out from the library to read the identification information. Anti-theft gate 70
Enters the inquiry information including this identification information into the main terminal 30, receives the determination result of whether or not the lending process is completed,
If the book has not been rented out, a warning sound is emitted [Fig. 7 (4)]. The return terminal 80 is provided in a lending / return counter and a return box installed on the wall of the library. When the book returned to the return box is posted, the return terminal 80 is provided with the I provided for the book.
It communicates with the C circuit unit 10A and inputs the return information including the identification information into the main terminal 30 [FIG. 7 (5)].

[0006]

However, the above-mentioned conventional non-contact IC tag 1A has the following problems. (1) If the IC circuit unit 10A is removed, the book cannot be managed, for example, theft can be prevented. (2) Additional information about the book such as the place where the book is stored and the contents of the book cannot be added or changed, which is not convenient for management. (3) Since the area where the external communication antenna 13A is provided is limited, the communication distance is short, the width of the anti-theft gate 70 is narrow, and the certainty of reading the identification information of the return terminal 80 is lacking. (4) Since the IC circuit section 10A is provided only on the back cover section 6, the direction of magnetic field lines that resonate is limited, and the R / W cannot read the identification information depending on the direction of the external communication coil 13A. (5) When the books are stacked, the IC chip 12A installed on the back cover part 6 is easily broken.

On the other hand, as shown in FIG.
Resonance circuit 21B in which external communication coil 23B is connected to B
In the conventional non-contact IC tag 1B having the resonance circuit section 20B including the back cover section 6 in the back cover section 6, there is no problem that the IC chip is broken, but in addition to the above (1), (2) and (3), there were. (1) Although the resonance circuit section 20B is attached so as to attract the eyes of the person in order to prevent theft, it is easy to be taken regardless of the intention of the theft. (2) If the sensitivity of the anti-theft gate 70 is increased,
It reacts with metals such as umbrellas. (3) Since it is not possible to simultaneously read a plurality of resonance frequencies, it takes time and labor for each processing such as lending, returning, and library management. (4) It is not possible to store incidental information about the packaged item, which is not convenient for management.

An object of the present invention is to improve communication stability,
Non-contact IC that can improve management efficiency and simplification
It is to provide a tag and a package.

[0009]

The present invention solves the above-mentioned problems by the following means for solving the problems. It should be noted that, for ease of understanding, reference numerals corresponding to the embodiments of the present invention will be given and described, but the present invention is not limited thereto. That is, the invention of claim 1 exchanges information with an IC circuit section (10) including an IC chip (12) and a first communication coil (13) connected to the IC chip and an external device in a non-contact manner. And a resonance circuit section (20) including a second communication coil (23) electromagnetically coupled to the first communication coil and a charge storage means (22).
The IC circuit unit is provided on a first surface (5), and the resonant circuit unit is provided on a second surface (6) intersecting with the first surface. It is a tag (1).

A second aspect of the present invention is the non-contact IC tag according to the first aspect, wherein the first communication coil exchanges information with an external device in a non-contact manner. It is a tag (1).

The invention of claim 3 is the invention of claim 1 or claim 2.
In the non-contact IC tag described in the above,
It is provided on the spine cover section (5) of the information storage medium, and the resonance circuit section is provided on the front cover section (7) and / or the back cover section (6) of the information storage medium. The contact IC tag (1).

According to a fourth aspect of the present invention, there is provided an IC chip (12) and a first communication coil (1) connected to the IC chip.
A package for enclosing a main body having an IC circuit unit (10) including 3), which transmits and receives information to and from an external device in a non-contact manner and is electromagnetically coupled to the first communication coil (second communication coil ( 23) and a resonance circuit part (20) including a charge storage means (22).

According to a fifth aspect of the present invention, in the package according to the fourth aspect, the second communication coil is substantially vertical and / or parallel to the first communication coil when the main body is wrapped. The package (2) is characterized by that.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in more detail below with reference to the drawings. (Embodiment of Non-Contact IC Tag) FIG. 1 is a diagram for explaining an embodiment of a non-contact IC tag according to the present invention. It should be noted that the same reference numerals are given to the portions having the same functions as those of the above-described conventional example, and the duplicate description will be appropriately omitted. Non-contact IC
As shown in FIG. 1A, the tag 1 includes an IC circuit portion inside the spine cover portion 5 of the book and a resonance circuit portion 20 outside the back cover portion 6.

As shown in FIG. 1C, the resonance circuit section 20.
Is connected to the capacitor 22 and the capacitor 22, and R
/ W and a resonance circuit 21 including a second communication coil 23 which is an antenna for non-contact communication. Resonance circuit 2
1 efficiently receives AC electromagnetic waves from the R / W, and performs power supply and signal transmission / reception with the IC circuit 11 of the IC circuit unit 10 (see FIG. 1B) by electromagnetic coupling. Since the resonance circuit 21 most efficiently receives the AC electromagnetic wave transmitted from the R / W, the second communication coil 23 and the capacitor 22 are arranged so as to resonate at the same frequency as the R / W.
Is adjusted (f≈1 / {2π√ (LC)}). Also, in order to receive the electromagnetic wave sent from the R / W,
It is desirable to make the second communication coil 23 in the resonance circuit 21 large, and basically it is desirable to make it the maximum allowable size. However, depending on the material forming the resonance circuit section 20, it is necessary to design so that the resistance value does not increase due to the distance extension of the second communication coil 23.

The IC circuit section 10 includes the IC circuit 11 as a PET circuit.
It is laminated with a film or the like. As shown in FIG. 1B, the IC circuit 11 includes a first communication coil 13
And a readable / writable IC chip 12 connected to the first communication coil 13. The IC circuit unit 10 is
The electromagnetic wave signal received by the resonance circuit unit 20 from the R / W is arranged on a surface different from the resonance circuit unit 20, so that the second communication coil 23 in the resonance circuit unit 20 and the first communication coil in the IC circuit unit 10 receive the electromagnetic wave signal. 1 By electromagnetic coupling with the communication coil 13,
To receive. This electromagnetic wave signal is used for driving and signal transmission inside the IC chip 12. Further, the return from the IC chip 12 can be returned to the R / W through the first communication coil 13 in the IC circuit unit 10 and the second communication coil 23 in the resonance circuit unit 20. Also, I
The C circuit unit 10 receives the supply of electric power, a clock, etc. and transmits / receives signals by transmitting / receiving AC electromagnetic waves to / from the R / W through the first communication coil 13 without the intervention of the resonance circuit unit 20. be able to. IC chip 12
Stores identification information for identifying other non-contact IC tags, incidental information, and the like. These pieces of information can be added and changed.

FIG. 2 is a block diagram showing an embodiment of a non-contact IC tag according to the present invention. The anti-theft gate 70 and the return terminal 80 directly communicate with the IC circuit unit 10 via the resonance circuit unit 20, and the portable terminal 40, the lending terminal 50, and the counter terminal 60 are stored in the IC chip 12. Read, write, change, etc. of the identification information and supplementary information that are present [Fig. 2 (1), (2), (3),
(4), (5)]. Further, when the resonance circuit unit 20 does not function, such as when it is removed from the book, the anti-theft gate 70 and the return terminal 80 communicate directly with the IC circuit unit 10 [(2) ′ in FIG. 5) ']. Furthermore, the IC circuit unit 1
When the IC circuit unit 10 does not function, for example, when the first communication coil 0 of 0 is oriented in a direction that does not resonate with the electromagnetic waves of R / W, the mobile terminal 40, the lending terminal 50, and the counter terminal 60 resonate. Communication is performed with the IC circuit unit 10 via the circuit unit 20 [(1) ', (2)',
(3) '].

According to the present embodiment, the resonance circuit section 20 is provided on the back cover section 6, the IC circuit section 10 is provided on the spine cover section 5, and the first and second communication coils 13 and 23, which are communication antennas, are provided.
Is arranged in a vertical position, the incommunicability caused by the directivity can be eliminated, and when the resonant circuit section 20 is removed, the IC circuit section 10 and the R / W can directly communicate with each other. This enables processing such as lending, returning, collection management, and theft prevention. Further, since the IC chip 12 is capable of recognizing and reading / writing a plurality of pieces, it is possible to simplify the processing and improve convenience by additionally writing or changing the identification information and the additional information. Further, by providing the resonance circuit section 20, communication stability can be improved, processing accuracy can be improved, and the communication distance becomes longer. For example, the width of the anti-theft gate 70 can be widened before use. The convenience of the person can be improved. Furthermore, since the IC chip 12 is arranged inside the spine cover section 5, it is hard to break even if a book is piled up and it is hard to be noticed. It is possible to prevent it.

(Embodiment of Package) FIG. 3 is a view for explaining an embodiment of the package according to the present invention. FIG. 3 (a),
(B) is a figure which shows a packaging body, FIG.3 (c), (d)
[Fig. 3] is a perspective view of a package body that wraps a book. As shown in FIG. 3, the packaging body 2 is an example of a bag that wraps a book having the IC circuit portion 10 on the spine cover portion 5, and has the resonance circuit portion 20 on the front surface. The resonance circuit unit 20 is coupled to the R / W circuit by electromagnetic coupling similarly to the resonance circuit unit 20 of the above-described embodiment.
And mediates communication between the IC circuit unit 10. When the book is wrapped, the second communication coil 23 of the resonance circuit unit 20 is
Perpendicular to the first communication coil 13 of the circuit unit 10 [FIG.
(C)] or parallel [FIG. 3 (d)].

According to this embodiment, the second communication coil 23 of the resonance circuit section 20 is perpendicular to the first communication coil 13 of the IC circuit section 10 included in the book when the book is wrapped. Or, in parallel, the communication failure caused by the directivity can be eliminated, and the communication stability of the IC circuit unit 10 can be improved. For example, by using the package 2 as a lending bag for lending a book including the IC circuit unit 10, it is possible to improve the accuracy of the return processing by the return terminal 80.

(Modifications) The present invention is not limited to the above-described embodiments, and various modifications and changes can be made, which are also within the scope of the present invention. For example, non-contact I
The C tag 1 is provided with the resonance circuit section 20 outside the back cover section 6 of the book, but may be provided outside the front cover section 7.
Further, the same effect can be obtained even if the back cover portion 6 and / or the front cover portion 7 are provided inside or inside. Similarly, the IC circuit portion 10 may be formed inside the spine cover portion 5. Furthermore,
The non-contact IC tag 1 is provided with the resonance circuit section 20 on the back surface (back cover section) or front surface (cover section) of a package that stores another information storage medium, and the IC circuit section 10 on the back surface (back cover section). Even if it is provided, the same effect can be obtained.

Although the wrapping body 2 is described as an example of a bag for wrapping a book, it may be a bag for wrapping another information storage medium in a package having an IC circuit section. In addition, the package 2
May be a three-dimensional package such as a box for containing these items, or a planar package such as a wrapping paper for wrapping these items. On the other hand, the book that is the packaged object may include the IC circuit section 10 and the resonance circuit section 20.

The package 2 is provided with the resonance circuit section 20 on its front surface, but may be provided on another surface such as a side surface, a back surface or a bottom surface. In addition, the package 2 may include a plurality of resonance circuit units 20 on the same or different surfaces such as the front surface and the side surface.
The inability to communicate due to the directivity between the R / W and the IC circuit unit 10 can be eliminated, and the communication stability can be further improved.

[0024]

As described in detail above, according to the first aspect of the present invention, information is exchanged between the IC chip and the external device by electromagnetically coupling with the first communication coil connected to the IC chip. Since the resonance circuit unit that mediates is provided, it is possible to eliminate the communication failure due to the directivity and improve the communication stability.

According to the invention of claim 2, in addition to the effect of the invention of claim 1, since the first communication coil directly transmits and receives information to and from an external device, this is especially the case where the resonance circuit section does not function. However, it has become possible to exchange information between the IC chip and the external device.

According to the invention of claim 3, in addition to the effect of the invention of claim 2, the IC circuit part is a spine cover part of the information storage medium,
Since the resonance circuit section is provided on the front cover section and / or the back cover section, it is possible to particularly improve the efficiency and ease of management of the information storage medium, and the IC by displaying and stacking the information storage medium. It has become possible to prevent damage to the chip.

According to the invention of claim 4, since the second communication coil electromagnetically coupled to the first communication coil of the main body is provided, it is possible to improve the communication stability between the IC chip of the main body and the external device. It has become possible.

According to the invention of claim 5, in addition to the effect of the invention of claim 4, in particular, the second communication coil is provided so as to be substantially vertical and / or parallel to the first communication coil of the main body. It has become possible to eliminate the inability to communicate with the external device due to the directivity and / or to further improve the communication stability.

[Brief description of drawings]

FIG. 1 is a diagram illustrating an embodiment of a non-contact IC tag according to the present invention.

FIG. 2 is a block diagram showing an embodiment of a non-contact IC tag according to the present invention.

FIG. 3 is a diagram illustrating an embodiment of a package according to the present invention.

FIG. 4 is a diagram illustrating a conventional non-contact IC tag.

FIG. 5 is a diagram illustrating a conventional non-contact IC tag.

FIG. 6 is a diagram illustrating each process related to book management such as lending, returning, library management, and theft prevention in a library.

FIG. 7 is a block diagram showing an embodiment of a conventional non-contact IC tag.

[Explanation of symbols]

1 Non-contact IC tag 2 packaging 5 Front cover 6 Back cover part 7 spine cover 10 IC circuit section 11 IC circuit 12 IC chip 13 First communication coil 20 Resonance circuit 21 resonant circuit 22 Capacitor 23 Second Communication Coil

Front page continuation (51) Int.Cl. ⁷ Identification code FI theme code (reference) G06K 19/077 G06K 19/00 Q

Claims (5)

[Claims] 1. An IC circuit unit including an IC chip and a first communication coil connected to the IC chip, and information is transferred to and from an external device in a non-contact manner and electromagnetically coupled to the first communication coil. (2) A non-contact IC tag comprising: a coil for communication and a resonance circuit unit including a charge storage unit, wherein the IC circuit unit is provided on a first surface, and the resonance circuit unit includes a first surface and A non-contact IC tag, wherein the non-contact IC tag is provided on the intersecting second surface. 2. The non-contact IC tag according to claim 1, wherein the first communication coil exchanges information with an external device in a non-contact manner. 3. The non-contact type I according to claim 1 or claim 2.
In the C tag, the IC circuit section is provided on a spine cover section of the information storage medium, and the resonant circuit section is a front cover section of the information storage medium and / or
Or provided on the back cover portion, non-contact I
C tag. 4. A packaging body for wrapping a main body having an IC chip and an IC circuit unit including a first communication coil connected to the IC chip, which exchanges information with an external device in a non-contact manner. A packaging body, comprising: a second communication coil electromagnetically coupled to the first communication coil; and a resonance circuit section including a charge storage unit. 5. The package according to claim 4, wherein the second communication coil is substantially vertical and / or parallel to the first communication coil when the main body is wrapped. A package to do.