JPS62134780A - Non-contact ic card - Google Patents
Non-contact ic cardInfo
- Publication number
- JPS62134780A JPS62134780A JP60274930A JP27493085A JPS62134780A JP S62134780 A JPS62134780 A JP S62134780A JP 60274930 A JP60274930 A JP 60274930A JP 27493085 A JP27493085 A JP 27493085A JP S62134780 A JPS62134780 A JP S62134780A
- Authority
- JP
- Japan
- Prior art keywords
- card
- current
- circuit
- induced
- light emitting
- 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
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 3
- 230000001939 inductive effect Effects 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000005684 electric field Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000006698 induction Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000003287 bathing Methods 0.000 description 1
- 244000145845 chattering Species 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Credit Cards Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明はその外@端子を非接触で外物装置と接続するよ
うにした非接触ICカードに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Application of the Invention] The present invention relates to a contactless IC card whose external @ terminal is connected to an external device in a non-contact manner.
ICカート°は1例えば特開昭60−39286号に記
載のように、車両の車載装置にセットするととにより運
行状態を記録し、車両基地ではその記録をよみとって種
々のデータ処理に供するという一種の外部記録装置とし
て応用されていt。For example, as described in Japanese Patent Application Laid-open No. 60-39286, an IC cart is used to record operating conditions when set in an on-vehicle device of a vehicle, and the record is read at the depot and used for various data processing. It is applied as a kind of external recording device.
第5図は従来のICカード主要部分の断面図であって、
基板12の上にIC3が塔載され配線13により外部接
続用の金属端子15に接続され、こわ、を樹脂製カバー
14、および薄膜シール11によりおおっており、この
薄膜シール11には金属端子15の位置に穴16がおい
ていて外部の端子と直接接触できる構造となっている。FIG. 5 is a sectional view of the main parts of a conventional IC card,
The IC 3 is mounted on the substrate 12 and connected to a metal terminal 15 for external connection by a wiring 13, and the stiffness is covered by a resin cover 14 and a thin film seal 11. A hole 16 is provided at the position of , so that it can be directly contacted with an external terminal.
そしてICカード′\の電力の供結及び信号の授受はこ
の金属端子15を介して行なわれる。しかし、このよう
な構造では、金属端子15が露出し、かつ外物装置と機
械的に接触をくり返すので、ごみ、汚れ等による接触抵
抗の増加、チャタリングなどによる浴着の発生、消耗に
よる劣化等の問題点かある。The connection of power to the IC card'\ and the transmission and reception of signals are performed via this metal terminal 15. However, in such a structure, the metal terminal 15 is exposed and repeatedly comes into mechanical contact with external devices, resulting in an increase in contact resistance due to dust, dirt, etc., occurrence of bathing due to chattering, and deterioration due to wear and tear. There are some problems.
本発明の目的は、外部端子を非接触にすることで、カー
ドの信頼性、操作性を向上させた非接触ICカードを提
供することにある。An object of the present invention is to provide a contactless IC card with improved reliability and operability by making external terminals non-contact.
本発明は、カード内にトランス結合により電気を誘起す
るためのループ状の配線を印刷し、かつこのループ状配
線に誘起した電流を整流する整流回路を設けて電源とし
、一方、ICカードの入出力情報は発光、受光タイオー
ドによる光結合方式によって外部と送受する構成とした
ことを特徴とするものである。The present invention prints loop-shaped wiring for inducing electricity through transformer coupling inside the card, and provides a rectifier circuit for rectifying the current induced in the loop-shaped wiring to serve as a power source. The output information is transmitted and received from the outside by an optical coupling method using light emitting and light receiving diodes.
以下、本発明全実施例によって説明する。第1図は本発
明の一実施例を示すブロック図で、ICカードlは、紫
外線消去型記憶素子またけ電気的と角去型記憶素子ある
いにスタティックRAMである記録媒体とマイクロプロ
セッサとから成る集積回路(IC)3を塔載しており、
これと外部の情報機器とを接続する外部端子4、外部情
報機器からの誘起電界により電流を誘起するための2次
コイル5.2次コイル5により誘起さ?た電流を整流す
る整流回路2が設けられている。The present invention will be explained below with reference to all embodiments. FIG. 1 is a block diagram showing an embodiment of the present invention, in which an IC card 1 includes an ultraviolet erasable memory element, an electrical circuit, an erasable memory element, or a static RAM, or a recording medium, and a microprocessor. It is equipped with an integrated circuit (IC) 3 consisting of
An external terminal 4 connects this to an external information device, and a secondary coil 5 for inducing a current due to the induced electric field from the external information device. A rectifier circuit 2 is provided to rectify the current.
第2図はICカード1の主要部分の断面図で、基板12
両rMには2次コイル5の配[51がループ状に印刷さ
れている。IC3は配線13により、駆動回路42.4
3に接続きれ、駆動回路42゜43は受光ダイオード4
11発光ダイオード44を駆動する。こねらを樹脂製の
カバー14および、透明薄膜ンールIIKよりおおって
いる構造である。FIG. 2 is a sectional view of the main parts of the IC card 1.
The arrangement [51] of the secondary coil 5 is printed in a loop shape on both rMs. IC3 is connected to drive circuit 42.4 by wiring 13.
3, the drive circuit 42 and 43 are connected to the light receiving diode 4.
11 light emitting diode 44 is driven. It has a structure in which the dough is covered with a resin cover 14 and a transparent thin film roll IIK.
第3図は整流回路2および外部端子40回路図で、2次
コイル5は整流器?1.コンデ/丈22電王安定化用の
ツェナーダイオード23、逆流防止ターイオード24.
25およびメモリバックアップ用7に流26から成る整
流回路2に接続されている。整流回路2からはICカー
ド]内の基準電圧VCCを出力しIC3および外部端子
4に基準電圧を供結している。また、外部端子4il″
I受光ダイオード41.駆動回路42から成るデータ受
信用端子と5発光ダイオード44%駆動回路43がら成
る送信用端子とから成り、それぞれIC3に接続さねて
いる。Figure 3 is a circuit diagram of the rectifier circuit 2 and external terminal 40, and the secondary coil 5 is a rectifier? 1. Conde/Length 22 Deno Stabilizing Zener diode 23, Backflow prevention diode 24.
25 and a rectifier circuit 2 consisting of a current 26 for memory backup 7. The rectifier circuit 2 outputs a reference voltage VCC in the IC card and connects the reference voltage to the IC 3 and external terminal 4. In addition, external terminal 4il''
I photodetector diode 41. It consists of a data reception terminal consisting of a drive circuit 42 and a transmission terminal consisting of a 5 light emitting diode 44% drive circuit 43, each of which is connected to the IC3.
第4図は外部の情報機6に設ける電流誘起用の回路で1
発振回路6】、駆動回路62,63.鉄心入りの1次コ
イル64により構成されている。Figure 4 shows a current induction circuit installed in the external information device 6.
Oscillation circuit 6], drive circuits 62, 63 . It is composed of a primary coil 64 with an iron core.
本実施例は以上のような構成を有するか、次にその動作
を説明する。第6図はICカードlを利用したシステム
例を示す構成図で、ICカード1はデジタル運行記録計
8のデータ記録媒体として用いられる。即ちICカード
1ftデジタル運行記録計8に挿入すると、デジタル運
行記録計8は動作を開始し5、車速、エンジン回転数、
走行距離等の車両の運行に関する情報、および運転手の
作業に関する情報をICカード1へ記録する。運行か終
了するとICカード1はデジタル運行記録計8からぬき
取られ、インターフェース部6に挿入される。そうする
とICカード1内の記録データがハソコンlcd取られ
、パソコン7によりデータ解析が行なわれる。The present embodiment has the above-mentioned configuration, and its operation will be explained next. FIG. 6 is a block diagram showing an example of a system using an IC card 1. The IC card 1 is used as a data recording medium of a digital driving recorder 8. That is, when the IC card is inserted into the 1ft digital driving recorder 8, the digital driving recorder 8 starts operating and records the vehicle speed, engine rotation speed,
Information regarding the operation of the vehicle, such as mileage, and information regarding the driver's work are recorded on the IC card 1. When the trip is completed, the IC card 1 is removed from the digital trip recorder 8 and inserted into the interface section 6. Then, the recorded data in the IC card 1 is taken to the computer LCD, and the data is analyzed by the personal computer 7.
このようなシステムで本実施例の非接触ICカード1を
用いたときの動作は次のようになる。ICカードlを挿
入するデジタル運行記録計8およびインタフェース部6
は、第4図に示した電源誘起回路を内蔵しており、IC
カード1が挿入されると、この電源誘起回路は発振回路
61により矩形波を発生し、駆動回路62、および駆動
回路63に互いに逆相で印加する。駆動回路62.6:
l−tこれらを増申し、て鉄心入りの1次コイル64に
印加するので、ICカード1側の2次コイル5に電流が
誘起される。この誘起電流は第3図の整流回路2内の整
流器21VCより整流されコンデンサ22によって平滑
化され、かつ電圧安定化用のツェナーダイオード23に
より基準電圧vcc11!−されて、逆流防止用のダイ
オード24.25を介し、ICカード1内のIC3およ
び外部端子4に供結される。IC3はマイクロプロセッ
サとメモリにより構成されており、ICカード1がデジ
タル運行記録計8に挿入された場合はデジタル運行記録
計8により車速、エンジン回転数、走行距離、キー人力
データ等の情報が書き込まれる。また、インターフェー
ス部6VC挿入されているときはIC3との間で情報の
授受が行なわれるが、これらは外部端子4を介して行な
われる。即ち外部端子4にば受光ダイオード41と駆動
回路42により構成される受信用端子4aと1発光ダイ
オード44と駆動回路43から構成される送信用端子4
bがあり。The operation when the contactless IC card 1 of this embodiment is used in such a system is as follows. Digital driving recorder 8 and interface unit 6 into which IC card l is inserted
The IC has a built-in power supply induction circuit shown in Figure 4.
When the card 1 is inserted, this power supply induction circuit generates a rectangular wave by the oscillation circuit 61 and applies it to the drive circuit 62 and the drive circuit 63 in mutually opposite phases. Drive circuit 62.6:
Since these are increased and applied to the primary coil 64 with an iron core, a current is induced in the secondary coil 5 on the IC card 1 side. This induced current is rectified by a rectifier 21VC in the rectifier circuit 2 shown in FIG. 3, smoothed by a capacitor 22, and is then applied to a reference voltage vcc11! by a Zener diode 23 for voltage stabilization. - is connected to the IC 3 in the IC card 1 and the external terminal 4 via diodes 24 and 25 for preventing backflow. The IC3 is composed of a microprocessor and a memory, and when the IC card 1 is inserted into the digital driving recorder 8, information such as vehicle speed, engine speed, mileage, key human power data, etc. is written by the digital driving recorder 8. It will be done. Further, when the interface section 6VC is inserted, information is exchanged with the IC3, and these are performed via the external terminal 4. In other words, the external terminal 4 includes a reception terminal 4a composed of a light receiving diode 41 and a drive circuit 42, and a transmission terminal 4 composed of a light emitting diode 44 and a drive circuit 43.
There is b.
それぞれ入出力方向別に割振られている。デジタル運行
記録計8あるいはインターフニス部6の対応する部分に
は、ICカード1の受信用端子4aに対しては送信用端
子4bと同様のものが、送信用端子4bに対し5ては受
信用端子4aと同様のものがそれぞれ配置されている。They are allocated according to input and output directions. In the corresponding part of the digital driving recorder 8 or the inter-fnis unit 6, the receiving terminal 4a of the IC card 1 has a terminal similar to the transmitting terminal 4b, and the transmitting terminal 4b has the same terminal as the transmitting terminal 4b. Terminals similar to the terminals 4a are arranged.
ICカードがデータ?受信する際は受信用端子4aはデ
ジタル運行記録計8ないしはインターフェース部6の送
信用端子4b相当のものにより発せちれる光信号を受光
ダイオード41により受け、駆動回路42により増巾し
てIO3内のマイクロプロセッサへ電気13号として入
力する。次に、ICカードからデータpfジタル運行記
録計8あるいはイノタフエース部6Vc送信する時は、
IO3内のマイクロプロセッサより出力される電気信号
を送信用端子4bの駆動回路43rより増巾し51発行
ダイオード44により光信号に変換して送信する。Is the IC card data? When receiving, the receiving terminal 4a receives an optical signal emitted from the digital driving recorder 8 or a corresponding one of the transmitting terminal 4b of the interface section 6 through the light receiving diode 41, amplifies it through the driving circuit 42, and sends it to the IO3. Input as electrical number 13 to the microprocessor. Next, when transmitting data from the IC card to the data pf digital operation recorder 8 or the inotaph face section 6Vc,
The electric signal output from the microprocessor in the IO3 is amplified by the drive circuit 43r of the transmission terminal 4b, converted into an optical signal by the issuing diode 51, and transmitted.
本実施例によれば、ICカード内への電源の供結は非接
触の誘起電流η・ら得ており、情報の授受も発光・受光
ダイオードを用いた外部端子とすることで完全非接触の
ICカードが実現できるので、耐環性の向上、操作性の
向上及びこれらにともなう信頼性の向上をはかれるとい
う効果がある。According to this embodiment, the power supply to the IC card is obtained from the non-contact induced current η, and the exchange of information is completely non-contact by using external terminals using light-emitting and light-receiving diodes. Since an IC card can be realized, it has the effect of improving ring resistance, improving operability, and improving reliability accordingly.
第1図は本発明のICカードの一実施例を示すブロック
図、第2図は本発明のICカードの主要部分の断面図、
第3図は本発明のICカードの回路構成図、第4図はI
Cカードと情報を授受する装置内の電流誘起回路の構成
図、第5図は従来のICカードの主要部の断面図、第6
図はICカード利用システムの構成図である。
1・・・ICカード、2・・・整流回路、3・・・IC
14・・・外部端子、5・・・2次コイル、11・・・
透明薄膜/−ル、12・・・基板、13・・・配4!、
14・・・#脂視カバー、21・・・整(lftB、
22・・・コンデンサ、23・・・ツェナーダイオー
ド、41・・・受光ダイオード、44・・・発光ダイオ
ード、42.43・・・駆動回路。FIG. 1 is a block diagram showing an embodiment of the IC card of the present invention, FIG. 2 is a sectional view of the main parts of the IC card of the present invention,
FIG. 3 is a circuit diagram of the IC card of the present invention, and FIG. 4 is an I
A configuration diagram of a current induction circuit in a device that exchanges information with a C card. Figure 5 is a cross-sectional view of the main parts of a conventional IC card.
The figure is a configuration diagram of an IC card usage system. 1...IC card, 2...rectifier circuit, 3...IC
14...External terminal, 5...Secondary coil, 11...
Transparent thin film/-ru, 12...substrate, 13...distribution 4! ,
14...# Fatty vision cover, 21... Adjustment (lftB,
22... Capacitor, 23... Zener diode, 41... Light receiving diode, 44... Light emitting diode, 42.43... Drive circuit.
Claims (1)
誘起するコイルと、該コイルにより誘起された電流を整
流したのち安定化して塔載された内部回路へ電源として
供結する電源回路と、外部装置へ情報を送るための発光
ダイオード並びにその駆動回路から成る送信用端子と、
外物装置からの情報を受けとるための受光ダイオード並
びにその駆動回路から成る受信用端子とを有したことを
特徴とする非接触ICカード。1. A coil that induces a current by an alternating magnetic field given by an external device, a power supply circuit that rectifies and stabilizes the current induced by the coil and connects it as a power source to the mounted internal circuit, and a power supply circuit that supplies information to the external device. a transmission terminal consisting of a light emitting diode and its driving circuit;
A non-contact IC card characterized in that it has a receiving terminal consisting of a light receiving diode and its driving circuit for receiving information from an external device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60274930A JPS62134780A (en) | 1985-12-09 | 1985-12-09 | Non-contact ic card |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60274930A JPS62134780A (en) | 1985-12-09 | 1985-12-09 | Non-contact ic card |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62134780A true JPS62134780A (en) | 1987-06-17 |
Family
ID=17548522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60274930A Pending JPS62134780A (en) | 1985-12-09 | 1985-12-09 | Non-contact ic card |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62134780A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2675930A1 (en) * | 1991-04-25 | 1992-10-30 | Mitsubishi Electric Corp | Contactless integrated circuit card |
FR2686999A1 (en) * | 1992-01-30 | 1993-08-06 | Mitsubishi Electric Corp | CONTACTLESS PORTABLE MEMORY DEVICE. |
US5436441A (en) * | 1991-11-07 | 1995-07-25 | Mitsubishi Denki Kabushiki Kaisha | Noncontacting card, noncontacting-card terminal and noncontacting transmission system |
KR960705319A (en) * | 1994-07-04 | 1996-10-09 | 쟈끄 위베르 가이 | ELECTRONICLABEL FOR OPTICAL READING / WRITING |
EP0991123A1 (en) * | 1998-10-01 | 2000-04-05 | EM Microelectronic-Marin SA | Microstructure with a magnetic antenna or a magnetic detector |
US20120055999A1 (en) * | 2010-09-02 | 2012-03-08 | Oberthur Technologies | Luminous Module for Microcircuit Device |
US20120061476A1 (en) * | 2010-09-02 | 2012-03-15 | Oberthur Technologies | Microcircuit Card Including a Luminous Means |
-
1985
- 1985-12-09 JP JP60274930A patent/JPS62134780A/en active Pending
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2675930A1 (en) * | 1991-04-25 | 1992-10-30 | Mitsubishi Electric Corp | Contactless integrated circuit card |
US5436441A (en) * | 1991-11-07 | 1995-07-25 | Mitsubishi Denki Kabushiki Kaisha | Noncontacting card, noncontacting-card terminal and noncontacting transmission system |
FR2686999A1 (en) * | 1992-01-30 | 1993-08-06 | Mitsubishi Electric Corp | CONTACTLESS PORTABLE MEMORY DEVICE. |
US5321240A (en) * | 1992-01-30 | 1994-06-14 | Mitsubishi Denki Kabushiki Kaisha | Non-contact IC card |
KR960705319A (en) * | 1994-07-04 | 1996-10-09 | 쟈끄 위베르 가이 | ELECTRONICLABEL FOR OPTICAL READING / WRITING |
EP0991123A1 (en) * | 1998-10-01 | 2000-04-05 | EM Microelectronic-Marin SA | Microstructure with a magnetic antenna or a magnetic detector |
US20120055999A1 (en) * | 2010-09-02 | 2012-03-08 | Oberthur Technologies | Luminous Module for Microcircuit Device |
US20120061476A1 (en) * | 2010-09-02 | 2012-03-15 | Oberthur Technologies | Microcircuit Card Including a Luminous Means |
US8505827B2 (en) * | 2010-09-02 | 2013-08-13 | Oberthur Technologies | Microcircuit card including a luminous means |
US8517278B2 (en) * | 2010-09-02 | 2013-08-27 | Oberthur Technologies | Luminous module for microcircuit device |
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