JPS6168684A - Ic card - Google Patents
Ic cardInfo
- Publication number
- JPS6168684A JPS6168684A JP59190848A JP19084884A JPS6168684A JP S6168684 A JPS6168684 A JP S6168684A JP 59190848 A JP59190848 A JP 59190848A JP 19084884 A JP19084884 A JP 19084884A JP S6168684 A JPS6168684 A JP S6168684A
- Authority
- JP
- Japan
- Prior art keywords
- card
- light
- liquid crystal
- crystal shutter
- voltage
- 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
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
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07766—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card comprising at least a second communication arrangement in addition to a first non-contact communication arrangement
- G06K19/07769—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card comprising at least a second communication arrangement in addition to a first non-contact communication arrangement the further communication means being a galvanic interface, e.g. hybrid or mixed smart cards having a contact and a non-contact interface
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/1097—Optical sensing of electronic memory record carriers, such as interrogation of RFIDs with an additional optical interface
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/20—Individual registration on entry or exit involving the use of a pass
- G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Credit Cards Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明はＩＣカードの受光素子において外光による外乱
信号入力を防止するＩＣカードに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an IC card that prevents input of a disturbance signal due to external light to a light receiving element of the IC card.
カードはキャッシュ・ディスペンサを始め、クレジット
カード、身分証明カードその他電話機用、タイムレコー
ダ用９等々に利用されているが、メモリ容量の増大の他
、暗記番号など、第三者による検索防止、記憶内容の改
変の防止等の要請により、これらに十分応じることの出
来るＩＣカードが開発され、さらに多（の機能を付与出
来るため、各方面に幅広く利用されるものです。Cards are used in cash dispensers, credit cards, identification cards, telephones, time recorders, etc., but in addition to increasing memory capacity, they can also be used to prevent searches by third parties, such as with passwords, and to store stored contents. In response to demands such as prevention of tampering, IC cards have been developed that can fully meet these requirements, and as they can be added with even more functions, they are widely used in various fields.
第３図は従来のＩＣカードの要部の構成を示５１３６・
Φ
第４図は従来のＩＣカード回路要部を示すブロック図で
ある。Figure 3 shows the configuration of the main parts of a conventional IC card.
Φ FIG. 4 is a block diagram showing the main parts of a conventional IC card circuit.
このような機能を増大させたＩＣカード１は第３図に示
すとうり絶縁基材で作られたカードに光電池２．記憶部
３．マイクロプロセッサ等よりなる信号処理部４．受光
素子５および発光素子６からなるインターフェース部に
より構成され、ＩＣカード１とカード読取り装置１１と
の信号の授受は光信号を用い又ＩＣカード１に電源とし
て光電池２を搭載した方法が採用されている。これを第
４図で説明する。As shown in FIG. 3, an IC card 1 with increased functions is a card made of an insulating base material and a photovoltaic cell 2. Storage part 3. Signal processing section 4 consisting of a microprocessor, etc. It consists of an interface section consisting of a light-receiving element 5 and a light-emitting element 6. Signals are exchanged between the IC card 1 and the card reader 11 using optical signals, and a method is adopted in which the IC card 1 is equipped with a photovoltaic cell 2 as a power source. There is. This will be explained with reference to FIG.
ＩＣカード１をカード読取り装置１１の図示されていな
いカード挿入口に十分差込むことにより、カード読取り
装置１１の光源１２が点灯する。By fully inserting the IC card 1 into a card insertion slot (not shown) of the card reader 11, the light source 12 of the card reader 11 is turned on.
この光をＩＣカード１の光電池２が反応し電気を発生さ
せ、ＩＣカード１内の各素子へ電圧印加を行う。The photovoltaic cell 2 of the IC card 1 reacts with this light to generate electricity, and voltage is applied to each element in the IC card 1.
カード読取り装置１１の図示されていない操作部を操作
し、その命令をカード読取り装置１１の信号処理部１４
において処理し、かつ、カード読取り装置１１の発光素
子１６を経由し、ＩＣカード１の受光素子５ヘインクワ
イヤ信号を送出する。Operate an operation section (not shown) of the card reading device 11 and send the command to the signal processing section 14 of the card reading device 11.
, and sends out an inquire signal to the light receiving element 5 of the IC card 1 via the light emitting element 16 of the card reading device 11 .
該受光素子５により光信号を電気信号に変換しＩＣカー
ド１の信号処理部４に送出される。The light receiving element 5 converts the optical signal into an electrical signal and sends it to the signal processing section 4 of the IC card 1.
該信号処理部４は必要に応じＩＣカード１の記憶部３の
記憶データを読出し、又必要に応じ記憶データを更新し
再度線記憶部３へ収納し、カード読取り装置１１からの
インクワイヤに対する情報をＩＣカード１の発光素子６
を経由しカード読取り装置１１の受光素子１５に送信す
る。The signal processing section 4 reads the stored data in the storage section 3 of the IC card 1 as necessary, updates the stored data as necessary, stores it in the line storage section 3 again, and processes the information from the card reading device 11 to the ink wire. The light emitting element 6 of the IC card 1
It is transmitted to the light receiving element 15 of the card reading device 11 via.
カード読取り装置１１の受光素子１５で受信された光信
号は、電気信号に変換しカード読取り装置１１の信号処
理部１４へ送出され、該信Ｃカード１の間で行われ、情
報交換が完了すればカード読取り装置１１の光源１２を
減灯しＩＣカード１は返却される。The optical signal received by the light receiving element 15 of the card reading device 11 is converted into an electrical signal and sent to the signal processing unit 14 of the card reading device 11, and is carried out between the C cards 1, and the information exchange is completed. Then, the light source 12 of the card reader 11 is turned off and the IC card 1 is returned.
上記構成のＩＣカード１において、該ＩＣカード１を使
用していない時でも、該ＩＣカード１の光電池２の露光
部分および該ＩＣカード１の受光素子５の露光部分が露
出しているため、該光電池２の受光部分および該受光素
子５の露光部分に光が照射されることにより各素子は反
応し、ＩＣカード１の信号処理部４を誤動作させる可能
性が十分考えられる。In the IC card 1 having the above configuration, even when the IC card 1 is not in use, the exposed portion of the photocell 2 of the IC card 1 and the exposed portion of the light receiving element 5 of the IC card 1 are exposed. When the light-receiving portion of the photocell 2 and the exposed portion of the light-receiving element 5 are irradiated with light, each element reacts, and it is quite possible that the signal processing section 4 of the IC card 1 may malfunction.
本発明は上記問題点を解消したＩＣカードを提供するも
のでその手段は、絶縁基材で作られたカード内にインタ
ーフェース部、電源部、信シャッタにて覆い、咳液晶シ
ャッタの開閉を行うことで受光素子に対して、外部から
の不必要な光の受信を防止することにより可能となる。The present invention provides an IC card that solves the above problems, and its means include covering an interface part, a power supply part, and a transmission shutter in the card made of an insulating base material, and opening and closing the liquid crystal shutter. This is possible by preventing the light receiving element from receiving unnecessary light from the outside.
上記ＩＣカードは受光素子の受光部を開閉可能な液晶シ
ャッタで覆い外乱光から受光素子。The above IC card covers the light-receiving part of the light-receiving element with a liquid crystal shutter that can be opened and closed to protect the light-receiving element from ambient light.
光電池を遮断できる構造としたため、ＩＣカードの信号
処理部に信号と外乱光等による信号を区別する機能を不
要とし、受光素子や光電池を外乱光から遮断することに
よりＩＣカードの誤動作を防止しその取扱いを容易なも
のとすることができる。Because the structure allows the photocell to be blocked, the IC card's signal processing unit does not need a function to distinguish between signals and signals caused by ambient light, etc. By blocking the photodetector and photovoltaic cells from ambient light, the IC card can be prevented from malfunctioning. Handling can be made easy.
以下、図面を参照して本発明の実施例を詳細に説明する
。Embodiments of the present invention will be described in detail below with reference to the drawings.
第１図は本発明による一実施例である、ＩＣカードの要
部の構成を示した図である。FIG. 1 is a diagram showing the configuration of essential parts of an IC card, which is an embodiment of the present invention.
第２図は本発明による一実施例である、ＩＣカード回路
要部を示すブロック図である。FIG. 2 is a block diagram showing the main parts of an IC card circuit according to an embodiment of the present invention.
第１図において、絶縁基材で作られたカード内に光電池
２．記憶部３．信号処理部４．受光素子５１発光素子６
が組込まれたＩＣカード２１において、さらに受光素子
５および光電池２の露光部分の前面を液晶シャッタ７に
て覆った構造となっている。In FIG. 1, a photovoltaic cell 2. Storage part 3. Signal processing section 4. Light receiving element 51 Light emitting element 6
In the IC card 21 in which the light receiving element 5 and the photovoltaic cell 2 are incorporated, the front surfaces of the exposed portions of the photovoltaic cell 2 are further covered with a liquid crystal shutter 7.
これら各素子、各部は第２図で示した回路で結ばれてい
る。These elements and parts are connected by the circuit shown in FIG.
次に動作について説明すると、
ＩＣカード２１をカード読取り装ｆｉｌｌの図示されて
いないカード挿入口に十分差込むことにより、カード読
取り装置１１よりＩＣカード２１の液晶シャッタの電圧
印加端子８へ電圧印加する。電圧印加された液晶シャッ
タ７は光が透過出来るようになる。カード読取り装置１
１の光源１２より光を受け、ＩＣカード２１の光電池７
が反応し電気を発生させ、ｒｃカード２１内の各素子へ
電圧印加を行う。Next, the operation will be explained. By fully inserting the IC card 21 into the card insertion slot (not shown) of the card reading device fill, a voltage is applied from the card reading device 11 to the voltage application terminal 8 of the liquid crystal shutter of the IC card 21. . The liquid crystal shutter 7 to which a voltage is applied becomes able to transmit light. Card reader 1
The photocell 7 of the IC card 21 receives light from the light source 12 of the IC card 21.
reacts, generates electricity, and applies voltage to each element within the RC card 21.
この状態でカード読取り装置１１とＩＣカード２１はそ
れぞれのインターフェース部を通して情報の送受信を行
う。In this state, the card reading device 11 and the IC card 21 transmit and receive information through their respective interface sections.
つまりカード読取り装置１１の図示されていない操作部
の操作により、その命令をカード読取り装置１１の信号
処理部１４で処理するとともに、カード読取り装置１１
の発光素子１６を経由し、ＩＣカード２１の受光素子５
に対し、インクワイア信号を送出する。That is, by operating an operation section (not shown) of the card reading device 11, the command is processed by the signal processing section 14 of the card reading device 11, and the card reading device 11
The light receiving element 5 of the IC card 21 passes through the light emitting element 16 of
sends an inquiry signal to the
該受光素子５により光信号を電気信号に変換しＩＣカー
ド２１の信号処理部４に送出される。The light receiving element 5 converts the optical signal into an electrical signal and sends it to the signal processing section 4 of the IC card 21.
該信号処理部４は必要に応じＩＣカード２１の記憶部３
の記憶データを読出し、又必要に応じ記憶データを更新
し再度数記憶部３へ収納し、カード読取り装置１１から
のインクワイヤに対する情報をＩＣカード２１の発光素
子６を経由しカード読取り装置１１の受光素子１５へ送
信する。カード読取り装置１１の受光素子１５は光信号
を電気信号に変換しカード読取り装置１■の信号処理部
１４へ送出され該信号処理部Ｘで処理される。The signal processing section 4 is connected to the storage section 3 of the IC card 21 as necessary.
The stored data is read out, and if necessary, the stored data is updated and stored in the number storage section 3 again, and the information for the ink wire from the card reading device 11 is sent to the card reading device 11 via the light emitting element 6 of the IC card 21. It is transmitted to the light receiving element 15. The light receiving element 15 of the card reading device 11 converts the optical signal into an electrical signal, which is sent to the signal processing section 14 of the card reading device 12 and processed by the signal processing section X.
種々の情報交換が、カード読取り装置１１とＩＣカード
２１の間で行われ、情報交換が完了すればカード読取り
装置１１よりＩＣカード２１の液晶シャッタの電圧印加
端子部８への電圧印加を解除し、液晶シャッタを閉じ、
カード読取り装置１１の光源１２を減灯し、ＩＣカード
２１を返却する。Various information exchanges are performed between the card reader 11 and the IC card 21, and when the information exchange is completed, the card reader 11 releases the voltage application to the voltage application terminal section 8 of the liquid crystal shutter of the IC card 21. , close the LCD shutter,
The light source 12 of the card reader 11 is dimmed, and the IC card 21 is returned.
以上説明したように本発明によればＩＣカードとカード
読取り装置の信号の授受には光を用いることにより機械
的接触に比較し信頼度をあげ、ＩＣカード受光部に液晶
シャッタを設けたことによりＩＣカードの誤動作を防止
ができ又ＩＣカードの保管が容易となり好都合である。As explained above, according to the present invention, the reliability is increased compared to mechanical contact by using light for transmitting and receiving signals between the IC card and the card reading device, and by providing a liquid crystal shutter in the IC card light receiving part. This is convenient because malfunction of the IC card can be prevented and storage of the IC card becomes easy.
第１図は本発明による一実施例であるＩＣカードの要部
の構成を示した図である。
第２図は本発明による一実施例であるＩＣカード回路要
部を示すブロック図である。
第３図は従来のｒｃカードの要部の構成を示した図であ
る。
第４図は従来のＩＣカード回路要部を示すブロック図で
ある。
１．２１はＩＣカード、２は光電池、３は記憶部、４．
１４は信号処理部、５．１５は受光素子、６．１６は発
光素子、７は液晶シャッタ。
８は液晶シャッタ電圧印加端子、１２は光源をそれぞれ
示す。
１・ｒ：ミＣヨ１
第１図
第２ 図
／Ｇ ／２FIG. 1 is a diagram showing the configuration of the main parts of an IC card that is an embodiment of the present invention. FIG. 2 is a block diagram showing the main parts of an IC card circuit according to an embodiment of the present invention. FIG. 3 is a diagram showing the configuration of the main parts of a conventional RC card. FIG. 4 is a block diagram showing the main parts of a conventional IC card circuit. 1.21 is an IC card, 2 is a photovoltaic cell, 3 is a storage unit, 4.
14 is a signal processing section, 5.15 is a light receiving element, 6.16 is a light emitting element, and 7 is a liquid crystal shutter. Reference numeral 8 indicates a liquid crystal shutter voltage application terminal, and reference numeral 12 indicates a light source. 1・r: Mi C Yo 1 Figure 1 Figure 2 /G /2
Claims (1)
子からなるインターフェース部，電源部，信号処理部，
記憶部を有するＩＣカードにおいて、液晶シャッタを設
けたことを特徴とするＩＣカード ２）該液晶シャッタをインターフェース部と電源部に設
けたことを特徴とする特許請求の範囲第１項記載のＩＣ
カード ３）該液晶シャッタをインターフェース部の受光素子部
分に設けたことを特徴とする特許請求の範囲第１項記載
のＩＣカード ４）該液晶シャッタを電源部に設けたことを特徴とする
特許請求の範囲第１項記載のＩＣカード[Claims] 1) In a card made of an insulating base material, an interface section consisting of a light emitting element and a light receiving element, a power supply section, a signal processing section,
2) An IC card having a storage section, characterized in that it is provided with a liquid crystal shutter. 2) An IC card according to claim 1, characterized in that the liquid crystal shutter is provided in an interface section and a power supply section.
Card 3) An IC card according to claim 1, characterized in that the liquid crystal shutter is provided in a light receiving element portion of an interface section.4) A patent claim, characterized in that the liquid crystal shutter is provided in a power supply section. IC cards listed in paragraph 1 of the scope of
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59190848A JPS6168684A (en) | 1984-09-12 | 1984-09-12 | Ic card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59190848A JPS6168684A (en) | 1984-09-12 | 1984-09-12 | Ic card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6168684A true JPS6168684A (en) | 1986-04-09 |
Family
ID=16264779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59190848A Pending JPS6168684A (en) | 1984-09-12 | 1984-09-12 | Ic card |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6168684A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63125394A (en) * | 1986-11-14 | 1988-05-28 | 株式会社日立製作所 | Optical ic card |
| JPS648096A (en) * | 1987-06-30 | 1989-01-12 | Fujitsu General Ltd | Ic card |
| EP0459477A2 (en) * | 1990-05-30 | 1991-12-04 | MICO-DATA ELEKTRONISCHE STEUEREINRICHTUNGEN GmbH | Data carrier |
| FR2704958A1 (en) * | 1993-05-03 | 1994-11-10 | Favennec Albert | Anti-vandalism input for cards for reader/encoder and associated devices |
-
1984
- 1984-09-12 JP JP59190848A patent/JPS6168684A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63125394A (en) * | 1986-11-14 | 1988-05-28 | 株式会社日立製作所 | Optical ic card |
| JPS648096A (en) * | 1987-06-30 | 1989-01-12 | Fujitsu General Ltd | Ic card |
| EP0459477A2 (en) * | 1990-05-30 | 1991-12-04 | MICO-DATA ELEKTRONISCHE STEUEREINRICHTUNGEN GmbH | Data carrier |
| FR2704958A1 (en) * | 1993-05-03 | 1994-11-10 | Favennec Albert | Anti-vandalism input for cards for reader/encoder and associated devices |
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