WO1989004526A1 - Ic card - Google Patents

Ic card Download PDF

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Publication number
WO1989004526A1
WO1989004526A1 PCT/JP1988/001116 JP8801116W WO8904526A1 WO 1989004526 A1 WO1989004526 A1 WO 1989004526A1 JP 8801116 W JP8801116 W JP 8801116W WO 8904526 A1 WO8904526 A1 WO 8904526A1
Authority
WO
WIPO (PCT)
Prior art keywords
card
circuit board
light
present
transmitting
Prior art date
Application number
PCT/JP1988/001116
Other languages
French (fr)
Japanese (ja)
Inventor
Yutaka Mizuno
Original Assignee
Fanuc Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fanuc Ltd filed Critical Fanuc Ltd
Publication of WO1989004526A1 publication Critical patent/WO1989004526A1/en

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Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods 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
    • G06K7/10821Methods 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
    • G06K7/1097Optical sensing of electronic memory record carriers, such as interrogation of RFIDs with an additional optical interface

Definitions

  • This type of IC card has a processor and memory internally composed of a CMOS type integrated circuit, and the outer surface of the IC card has A connector is formed to connect to related devices when writing data to the IC card or when reading data.

Abstract

The IC card in accordance with the present invention is provided with a semiconductor integrated circuit (IC) in a casing (1) and makes it possible to store, write and read data. Power can be supplied from an optoelectromotive force means (5) to the IC by merely bringing the casing (1) into contact with an adaptor (4) and the transfer of signals to/from an external circuit can be made through optical transmission/reception means (6, 7). Accordingly, the card can be made compact and its contact can be dispensed with.

Description

明 細 耆  Akira Hosoki
I C カ ー ド  I C card
技 術 分 野  Technical field
本発明は 集積回路基板を密封 し て内蔵す る C カ ー ド に 関す る  TECHNICAL FIELD The present invention relates to a C card in which an integrated circuit board is hermetically sealed.
背 景 技 術  Background technology
磁性体のス ト ラ イ ブをメ モ リ 媒体 と し た カ ー ド が磁気 カ ー ド と し て 銀行 な ど の オ ン ラ イ ン シ ス テ ム の キ ヤ V シ ュ カ ー ド ゃ ク レ ジ ヅ ト カ ー ド に広 く 利用 さ れて い る 。  A card using a magnetic drive as a memory medium is used as a magnetic card, and a carrier card for an online system such as a bank is used. Widely used for credit cards.
こ の よ う な磁気カー ド はそ の コ ス ト ほ安いが、 記憶容 量が少な く 、 記憶さ れたデータ が外部か ら の磁気 に て消 去さ れ る虞があ る ため、 記憶容量が大 き く 、 データ が外 部磁気 に て影響さ れ る こ と の ない I C カ ー ド が近年開発 さ れて レヽ る 。  The cost of such a magnetic card is very cheap, but the storage capacity is small, and the stored data may be erased by an external magnetism. Recently, an IC card having a large capacity and in which data is not affected by external magnetism has been developed recently.
こ の種の I C カ ー ド ほ、 内部 に C M O S タ イ プの集積 回路で構成さ れ る プ ロ セ ッ サや メ モ リ を有 し て お り 、 I C カ ー ド の'外面 に は 、 I C カ ー ド に デー タ を書込 む時 や、 あ る い は読出時 に関連機器 と 接続す る た めの コ ネ ク タ が形成さ れてい る 。  This type of IC card has a processor and memory internally composed of a CMOS type integrated circuit, and the outer surface of the IC card has A connector is formed to connect to related devices when writing data to the IC card or when reading data.
上述の よ う な I C カ ー ド は、 コ ネ ク タ 部が設け ら れて い る た め、 I C カ ー ド 内部を外部環境か ら保護す る た め の遮蔽が容易で な く 、 信号を無接触でや り と り 出来る タ イ ブの I C カ ー ド も 開発さ れて い る 。  As described above, the IC card is provided with a connector, so it is not easy to shield the IC card from the outside environment to protect the inside of the IC card from the external environment. A type of IC card that can be read without contact has also been developed.
し か し、 そ の場合 に 内蔵さ れ た集積回路への電源供給 は、 ケース 内 に電磁誘導用の コ イ ルパ タ ー ン を設け て、 外部 か ら 交流電力 を導入す る よ う に し て い る 。 そ の た め、 I C カー ド 内に は信号処理回路の外 に コ イ ルや整流 回路が必要に な っ てカー ド が大型化 して し ま う 。 ま た、 コ イ ルを介し て信号の授受を行な う 場合 に は、 パ ラ レ ル 信号を一旦シ リ ア ル信号に変換 し てい る の で、 伝送速度 が低下す る と い う 問題も あ っ た。 However, in this case, the power supply to the built-in integrated circuit is provided by providing a coil pattern for electromagnetic induction in the case. AC power is introduced from outside. As a result, a coil and a rectifying circuit are required inside the IC card in addition to the signal processing circuit, and the card becomes large. Also, when transmitting and receiving signals via a coil, since the parallel signal is once converted to a serial signal, the transmission speed is reduced. There was also.
発 明 の 開 示  Disclosure of the invention
本発明 ほ、 こ う し た問題点を解決すべ く な さ れた も の で、 小型で信号の授受を無接触で行な え る よ う に し た I C カー ド を提供する こ と を 目 的 と し てい る。  SUMMARY OF THE INVENTION The present invention has been made to solve these problems, and it is an object of the present invention to provide a small-sized IC card capable of transmitting and receiving signals without contact. It has been the target.
本発明 に よ れば、 カー ド状の ケース に組込ま れた回路 基板を有す る I C カー ド に おいて、 前記回路基板に電力 供給す る光起電力手段と 、 前記回路基板上に形成さ れた 回路素子 と 外部回路 と の間で信号授受を行な う 光送受信 手段 と を具備 し た こ と を特徵 と す る I C カ ー ド が提供で ぎ る 。  According to the present invention, in an IC card having a circuit board incorporated in a card-shaped case, a photovoltaic means for supplying power to the circuit board, and a photovoltaic device formed on the circuit board. It is possible to provide an IC card having an optical transmitting / receiving means for transmitting and receiving a signal between the circuit element and an external circuit.
従っ て本発明の I C カー ド は、 半導体集積回路基板が 組み込ま れた I C カー ド で あ っ て、 電力 と信号を と も に 光を媒介に し て供給す る こ と が で き る か ら 、 電磁誘導に よ ら ず に無接触の信号授受が可能な I C カー ド を提供で き る 。  Therefore, the IC card of the present invention is an IC card in which a semiconductor integrated circuit board is incorporated, and can supply both power and a signal through light. In addition, it is possible to provide an IC card capable of contactless signal transmission and reception without using electromagnetic induction.
図面の簡単な説明  BRIEF DESCRIPTION OF THE FIGURES
第 1 図は、 本発明の一実施例を示す I C カ ー ド の構成 説明図、 第 2 図は、 I C カ ー ド の外形を示す斜視図で あ る 。 発明を実施す る ための最良の形態 以下、 図面を用いて本発明の一実施例 に つい て詳細 に 説明す る 。 FIG. 1 is an explanatory diagram of a configuration of an IC card showing one embodiment of the present invention, and FIG. 2 is a perspective view showing an outer shape of the IC card. BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.
第 2 図は本発明の一実施例を示す I C カ ー ド の斜視図 で あ る 。 ケ ース 1 の 内部 に は ブ リ ン ト 基板 2 が収納 さ れ、 ケース 1 の上面は一部 に ブ ラ ス チ ッ ク の透明板 3 a を含む金属板よ り な る カ バー 3 が接着さ れ る 。 こ の透明 板 3 a は、 ブ リ ン ト 基板 2 を保護す る と と も に、 基板 2 の透明板 3 a 側に対面 し て配置さ れ る いわ ゆ る太陽電池 に光エ ネ ルギー を供給す る こ と が で き る 。 こ の他、 プ リ ン 卜 基板 2 に は、 例え ばプ ロ セ ッ サや メ モ リ な どの半導 体集積回路や、 外部回路 と の光信号の授受を行な う 送受 信用の素子も取付け ら れ、 基板 2 上の回路パ タ ー ン に よ り 結線さ れてい る。  FIG. 2 is a perspective view of an IC card showing one embodiment of the present invention. The printed circuit board 2 is housed inside the case 1, and a cover 3 made of a metal plate including a transparent plate 3 a of the plastic is partially provided on the upper surface of the case 1. Glued. The transparent plate 3a protects the printed circuit board 2 and also provides photo-energy to so-called solar cells which are arranged facing the transparent plate 3a side of the substrate 2. Can be supplied. In addition, the printed circuit board 2 includes semiconductor integrated circuits such as a processor and memory, and transmission / reception elements for transmitting and receiving optical signals to and from external circuits. It is mounted and connected by the circuit pattern on the board 2.
第 1 図は、 上記ケース 1 に 収納さ れた I C カ ー ド を ァ ダブタ 4 に挿入 し た状態示す図で あ る 。  FIG. 1 is a view showing a state in which the IC card stored in the case 1 is inserted into the adapter 4.
アダプタ 4 は、 光源 4 a , 4 b 及び受光素子 4 c を有 し、 こ の光源 4 a が I C カ ー ド 内の太陽電池で あ る フ ォ ト セ ル 5 を照射す る こ と に よ り 、 ブ リ ン ト 基板 2 の集積 回路 に電力が供給さ れ る 。 ま た、 ア ダプタ 4 側の光源 4 b か ら所定の光信号が受光素子 6 を照光す る こ と で、 信 号 を I C カ ー ド に 伝達す る こ と が で き る 。 更 に 、 I C カ ー ド に は発光素子 7 も設け ら れて い て 、 こ の発光素子 7 が.ア ダ プ タ 4 側の受光素子 4 c を 照射す る こ と に よ り 、 ア ダプタ 4 側 に信号を伝達す る 。 第 1 図で ほ、 太陽電池、 発光素子 6 、 受光素子 7 のい ずれも 1 単位のみが図示されてい る が、 発光素子も受光 素子も従来のコ ィ ル に比較す る と 極めて小さ な占有面積 し か必要 と し な い た め、 それ ぞれ複数個並列 に 配設 し て 、 電力伝送効率、 信号伝送効率を高め る こ と が で き る 。 ま た、 太陽電池は、 必要 と さ れる電力量に応 じ て例 え ば基板面一杯 に形成す る な ど、 複数の フ ォ ト セル 5 を ケース内に実装 し て、 常時、 自然光を取入れる よ う に し て も良い。 The adapter 4 has light sources 4a and 4b and a light receiving element 4c. The light source 4a irradiates a photocell 5 which is a solar cell in an IC card. As a result, power is supplied to the integrated circuit on the printed board 2. In addition, a predetermined optical signal from the light source 4 b on the adapter 4 illuminates the light receiving element 6, so that the signal can be transmitted to the IC card. Further, the light emitting element 7 is also provided on the IC card, and the light emitting element 7 irradiates the light receiving element 4c on the adapter 4 side, so that the adapter is provided. Transmit the signal to the 4 side. In Fig. 1, only one unit is shown for each of the solar cell, the light-emitting element 6, and the light-receiving element 7, but the light-emitting element and the light-receiving element have an extremely small occupancy compared to the conventional coil. Since only a small area is required, it is possible to increase the power transmission efficiency and signal transmission efficiency by arranging a plurality of units in parallel. In addition, a solar cell is always provided with natural light by mounting a plurality of photocells 5 in a case, for example, by forming the entire surface of a substrate according to the required amount of power, for example. You can put it in.
以上、 本発明の一実施例を説明 し たが、 本発明 は こ れ に限定さ れる も の で な く 、 本発明の要旨の範囲内で種々 の変形が可能で あ っ て、 本実施例 と 同様に無接触で光信 号の授受 と 電力供給が可能で あれば、 内部 に バ ッ ク ア ツ ブ用の電源を配置す る な どの変形、 応用で あ っ て も本発 明の範囲か ら排除す る も の で は な い。  The embodiment of the present invention has been described above. However, the present invention is not limited to this, and various modifications can be made within the scope of the present invention. If it is possible to send and receive optical signals and supply power in a contactless manner, as in the case of the present invention, even if it is a modification or application such as arranging a backup power supply inside, it is within the scope of the present invention. It is not something that is excluded.
産業上の利用可能性  Industrial applicability
本発明の I C カー ド ほ、 特別の コ ネ ク タ な し に、 情報 の書込み、 読み出 しが可能であ っ て、 広 く 情報カー ド と し て使用す る こ と がで き る-。  The IC card of the present invention can write and read information without a special connector, and can be widely used as an information card. .

Claims

請 求 の 範 囲 The scope of the claims
( 1 ) カ ー ド状のケース に組込 ま れ た回路基板を有す る I C カ ー ド は、 次を含む :  (1) An IC card having a circuit board incorporated in a card-like case includes:
前記回路基板 に電力供給す る光起電力手段 ;  Photovoltaic means for supplying power to the circuit board;
前記回路基板上 に形成さ れた回路素子 と 外部回路 と の 間で信号授受を行な う 光送受信手段。  An optical transmitting / receiving means for transmitting and receiving signals between a circuit element formed on the circuit board and an external circuit.
( 2 ) 前記光起電力手段は、 光エネ ルギーを電気的ェ ネ ルギ一 に変換す る太陽電池に よ り 構成さ れて い る こ と を 特 徴 と す る 請求 の 範囲第 ( 1 ) 項記載 の I C カ ー ド' 。 (2) The photovoltaic device is characterized in that the photovoltaic means is constituted by a solar cell that converts photoenergy into electrical energy. IC card described in the section.
( 3 ) 前記光送受信手段は、 複数の発光素子及び受光 素子を前記ケース側面に配置 し て構成さ れて い る こ と を 特徴 と す る請求の範囲第 ( 1 ) 項記載の I C カ ー ド 。 (3) The IC car according to claim (1), wherein the light transmitting / receiving means is configured by arranging a plurality of light emitting elements and light receiving elements on a side surface of the case. De.
PCT/JP1988/001116 1987-11-02 1988-11-01 Ic card WO1989004526A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62/277798 1987-11-02
JP62277798A JPH01119888A (en) 1987-11-02 1987-11-02 Ic card

Publications (1)

Publication Number Publication Date
WO1989004526A1 true WO1989004526A1 (en) 1989-05-18

Family

ID=17588429

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1988/001116 WO1989004526A1 (en) 1987-11-02 1988-11-01 Ic card

Country Status (2)

Country Link
JP (1) JPH01119888A (en)
WO (1) WO1989004526A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19934863A1 (en) * 1999-07-24 2001-02-08 Bosch Gmbh Robert Adapter card, communication device, audio system and walkie-talkie

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134686A (en) * 1984-07-27 1986-02-18 Oki Electric Ind Co Ltd Ic card
JPS61138388A (en) * 1984-12-10 1986-06-25 Fujitsu Ltd Optical ic card
JPS61246886A (en) * 1985-04-24 1986-11-04 Mitsubishi Electric Corp Ic memory device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6045993A (en) * 1983-08-22 1985-03-12 Sony Corp Memory card
JPS60237585A (en) * 1984-05-09 1985-11-26 Toshiba Corp Memory card

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134686A (en) * 1984-07-27 1986-02-18 Oki Electric Ind Co Ltd Ic card
JPS61138388A (en) * 1984-12-10 1986-06-25 Fujitsu Ltd Optical ic card
JPS61246886A (en) * 1985-04-24 1986-11-04 Mitsubishi Electric Corp Ic memory device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19934863A1 (en) * 1999-07-24 2001-02-08 Bosch Gmbh Robert Adapter card, communication device, audio system and walkie-talkie

Also Published As

Publication number Publication date
JPH01119888A (en) 1989-05-11

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