JPS58159194A - Electronic memory card - Google Patents
Electronic memory cardInfo
- Publication number
- JPS58159194A JPS58159194A JP57040838A JP4083882A JPS58159194A JP S58159194 A JPS58159194 A JP S58159194A JP 57040838 A JP57040838 A JP 57040838A JP 4083882 A JP4083882 A JP 4083882A JP S58159194 A JPS58159194 A JP S58159194A
- Authority
- JP
- Japan
- Prior art keywords
- card
- memory card
- liquid crystal
- contents
- crystal display
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 27
- 239000004065 semiconductor Substances 0.000 claims abstract description 20
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 230000004397 blinking Effects 0.000 claims abstract description 5
- 102100031584 Cell division cycle-associated 7-like protein Human genes 0.000 abstract 3
- 101000777638 Homo sapiens Cell division cycle-associated 7-like protein Proteins 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 8
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000004044 response 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
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07701—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction
- G06K19/07703—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction the interface being visual
-
- 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
- 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
- G06K19/0728—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 the arrangement being an optical or sound-based communication 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
- G06K19/077—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Credit Cards Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は従来のノラスチック製のクレノノトカード或い
は銀行端末用のキャッンーカード等に置換されうるメモ
リ機能を有する電子メモリカードに関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an electronic memory card having a memory function that can be replaced with a conventional Klenonote card made by Norastic, a cash card for a bank terminal, or the like.
従来広く用いられているタレソットカードなどのノラス
チックカードは通常裏面に磁気ストライブが装着されて
おり、この中にカードの加入者番号などが記憶されてい
る。しかしながら、この磁気ストライプの記憶容量は９
０ ｂｉｔ程度で、極めて小容量であり、また記憶内容
の変更が容易でなく、記憶内容の書き換えを前提としだ
ものでもない。Norastic cards such as the Talesotto card, which have been widely used in the past, usually have a magnetic stripe attached to the back, in which the card's subscriber number etc. are stored. However, the storage capacity of this magnetic stripe is 9
It has an extremely small capacity of about 0 bits, and it is not easy to change the stored contents, nor is it intended to be rewritten.
これに対して、最近電子メモリカードなる概念か登場し
てきた。この電子メモリカードのブロック図を第１図に
示す。この電子メモリカードの寸法は、たてと横は従来
のプラスチ、クカードとほぼ同様であり、厚み３〜５咽
程度に製作することができる。１は入出力端子であり、
２は入出力端子に接続された半導体記憶装置である。こ
の中に、カードを使用するものの必要な情報が蓄積され
る。In response to this, the concept of electronic memory cards has recently appeared. A block diagram of this electronic memory card is shown in FIG. The vertical and horizontal dimensions of this electronic memory card are almost the same as those of conventional plastic cards, and it can be manufactured to a thickness of about 3 to 5 inches. 1 is an input/output terminal,
2 is a semiconductor memory device connected to an input/output terminal. Information necessary for those using the card is stored in this.
３は半導体記憶装置に電源を供給する電池である。3 is a battery that supplies power to the semiconductor storage device.
このメモリカードは、入出力端子１に印加された信号に
応じて、半導体記憶装置２の内容を入出力端子１を通じ
て読み出したり、書き込んだりすることができる。半導
体記憶装置２は電池３によリバックアップされている。This memory card can read and write the contents of the semiconductor storage device 2 through the input/output terminal 1 in accordance with a signal applied to the input/output terminal 1. The semiconductor storage device 2 is backed up by a battery 3.
半導体記憶装置２としてスタティック型のＣＭＯＳラン
ダム・アクセス・メモリを用いることにより、現状技術
でも１６に〜６４ ｋ ｂｉｔの記憶容量が容易に得ら
れる。By using a static CMOS random access memory as the semiconductor memory device 2, a storage capacity of 16 to 64 kbit can be easily obtained even with the current technology.
かかる構造の電子メモリカードは、記憶内容の更新が容
易であり、しかも例えば６４にビットのＲＡＭを用いる
ことにより８にバイトの記憶容量を有し、容量も十分で
ある。この電子メモリカードの欠点は、記憶内容が目視
できないこと従って使用にあたって不便を感すること及
び入出力端子の劣化、破損及び信頼性上の問題がある。An electronic memory card having such a structure allows the storage contents to be easily updated, and has a sufficient capacity, for example, by using a 64-bit RAM, it has a storage capacity of 8 to 8 bytes. The drawbacks of this electronic memory card are that the stored contents cannot be viewed visually, which makes it inconvenient to use, and there are problems with deterioration and damage of the input/output terminals and reliability.
従来技術においては、入出力の端子１は、ｆ ＩＪント
配線板上に金属メッキ等で形成されており、これをカー
ド端末機のソケット等に挿入することによシ、カード端
末機のカード挿入口のソケット等の端子と電気的な接触
を得て、カード端末機更にはセンターに設置されたコン
ピュータと信号の交換を行う。In the prior art, the input/output terminal 1 is formed of metal plating or the like on a wiring board, and by inserting it into a socket etc. of a card terminal, the input/output terminal 1 can be inserted into the card terminal. It makes electrical contact with terminals such as sockets in the mouth, and exchanges signals with the card terminal and the computer installed at the center.
ところが、メモリカード上の金属部分をカード端末機側
のソケット等の金属部分に接触させることは次の点で問
題がある。However, bringing the metal part on the memory card into contact with the metal part of the card terminal, such as a socket, has the following problems.
（１） メモリカードをカード端末機のソケット等に
挿入するに当って、メモリカードに力が加わり、メモリ
カードに歪が生じる。メモリカード上には各種の部品即
ち、半導体記憶装置、インターフェース回路等が塔載さ
れており、基板が歪むことによって、基板に接続された
部品の端子等に応力が加わることにより、断線或いは、
部品の内部への水分の侵入等により障害が発生しやすく
なるという事態に至る。(1) When inserting a memory card into a socket of a card terminal, force is applied to the memory card, causing distortion in the memory card. Various parts, such as semiconductor storage devices and interface circuits, are mounted on the memory card, and when the board is distorted, stress is applied to the terminals of the parts connected to the board, resulting in wire breakage or
This leads to a situation where failures are more likely to occur due to moisture intrusion into the inside of the parts.
（２） このメモリカードは、カード端末機のソケッ
ト等へのコンタクトをひんばんに行うことを前提として
いる。しかし機械的な接触をひんばんに行うことにより
、接触部分の摩耗等により、接触不良を生じ易くなる。(2) This memory card is designed for frequent contact with the socket of the card terminal. However, frequent mechanical contact tends to cause poor contact due to abrasion of the contact portion.
従って、カード側の入出力端子及びカード端末機側のソ
ケットは機械的に故障を発生しやすい。Therefore, the input/output terminals on the card side and the sockets on the card terminal side are susceptible to mechanical failure.
この発明の目的は、カード端末機との機械的接触を行う
ことなく着脱が可能なメモリカードを提供するにある。An object of the present invention is to provide a memory card that can be inserted and removed without mechanical contact with a card terminal.
以下この発明の実施例を図面に基づいて詳細に説明する
。Embodiments of the present invention will be described in detail below with reference to the drawings.
第２図は、この発明の一実施例を示すメモリカードのプ
ロ、り図である。半導体記憶装置２の構成は第１図の従
来のメモリカードと同様である。FIG. 2 is a schematic diagram of a memory card showing an embodiment of the present invention. The configuration of the semiconductor storage device 2 is similar to the conventional memory card shown in FIG.
異なる点は、記憶内容を表示する液晶表示装置５、並び
にその中に点滅によシ隋報出力する液晶表示素子６及び
液晶の数字表示部を含むことにある。The difference lies in that it includes a liquid crystal display device 5 that displays stored contents, a liquid crystal display element 6 that outputs warnings by flashing, and a liquid crystal numeric display section.
また外部からの信号の授受は光学的手段で行なわれるた
め外部より光信号を受け、半導体記憶装置に情報を入力
する受光素子７を含む。Furthermore, since the transmission and reception of signals from the outside is performed by optical means, it includes a light receiving element 7 that receives optical signals from the outside and inputs information to the semiconductor memory device.
第３図はメモリカードに信号を送る模式図である。即ち
カード端末機側に発光素子１０を備え光信号を送出する
。メモリカード８側では、これを受光素子６で受け、イ
ンタフェース回ｌ烙を介して半導体記憶装置２の内容を
書き換える。９はカード端末機側に設けられたカード挿
入口である。光信号をシリアルに送出することによシ、
受光素子１個で複数ビットの信号が得られる。FIG. 3 is a schematic diagram of sending signals to the memory card. That is, a light emitting element 10 is provided on the card terminal side to send out an optical signal. On the memory card 8 side, this is received by the light receiving element 6 and the contents of the semiconductor storage device 2 are rewritten via the interface circuit. 9 is a card insertion slot provided on the card terminal side. By sending optical signals serially,
Multiple-bit signals can be obtained with one light-receiving element.
第４図はメモリカードの記憶内容を読み出す機構を示す
模式図である。メモリカードの記憶内容はカードに塔載
された液晶表示装置（第５図）の信号送出用液晶表示素
子６が記憶内容に応じて、時系列的に順次点滅すること
によって表示出力される。カード端末機側には発光素子
１ノを備え一定光量をメモリカードの液晶素子６に照射
する。FIG. 4 is a schematic diagram showing a mechanism for reading out the stored contents of a memory card. The stored contents of the memory card are displayed by the signal sending liquid crystal display element 6 of the liquid crystal display device (FIG. 5) mounted on the card blinking sequentially in chronological order according to the stored contents. A light emitting element 1 is provided on the card terminal side to irradiate a constant amount of light onto the liquid crystal element 6 of the memory card.
液晶素子６の点滅による光の透過光を本体側の受光素子
１２で促え、この信号を増幅し、カード端末機側で液晶
系子６の点滅信号を検出することによって、記憶内容の
読出しを行う。The light transmitted by the flashing of the liquid crystal element 6 is stimulated by the light receiving element 12 on the main body side, this signal is amplified, and the flashing signal of the liquid crystal element 6 is detected on the card terminal side, thereby reading out the stored contents. conduct.
また、この電子メモーリカードは、液晶表示装置５を具
備させることが出来る。この液晶装置の数字表示は、半
導体記憶装置５の記憶内容の一部を液晶駆動回路４を介
して、表示する（第２図）。Further, this electronic memory card can be equipped with a liquid crystal display device 5. The numerical display of this liquid crystal device displays part of the stored contents of the semiconductor memory device 5 via the liquid crystal drive circuit 4 (FIG. 2).
この電子メモリカードの外観を第６図に示す。カードの
使用者は、液晶表示装置５により、数字により、半導体
記憶装置の内容の一部を視覚的に確認することができる
。FIG. 6 shows the appearance of this electronic memory card. The card user can visually confirm part of the contents of the semiconductor storage device using numbers on the liquid crystal display device 5.
以上述べたように、本実施例に係る電子メモリ；−ドで
は、受光素子及び液晶表示素子により、カード端末機側
と信号を光を介してやりとりするので、従来の金属部分
の直接接触によるコンタクトが不要となる。従って、従
来のようなソケットへの挿入等により、メモリカードへ
歪がかかる問題が解決される。また金属部分の磨耗等（
でよる接触不良の問題が解決される。また、このメモリ
カードの利用者が、力〜ド端末機のカード挿入口にカー
ドを挿入するに当って、特に力を入れる必要が無く、ま
た挿入口の機械的寸法も余裕を大きくとれるので挿入に
当って、極めて使い易い。まだ挿入にともなう装置の故
障の問題を生じない。As described above, in the electronic memory card according to this embodiment, signals are exchanged with the card terminal side through light using the light receiving element and the liquid crystal display element. becomes unnecessary. Therefore, the problem of distortion in the memory card due to insertion into a socket as in the prior art is solved. Also, wear and tear on metal parts (
This solves the problem of poor contact caused by In addition, the user of this memory card does not need to use any particular force when inserting the card into the card slot of a power-determination terminal, and the mechanical dimensions of the slot can also have a large margin. It is extremely easy to use. There is still no problem of equipment failure due to insertion.
従って、信頼性が高く、且つザい易い電子メモリカード
を提供することができるものである。Therefore, it is possible to provide an electronic memory card that is highly reliable and easy to destroy.
更に第２の利点として、液晶表示装置を備え、視覚的に
半導体記憶装置の記憶内容を確認できるので、このカー
ドの利用者に極めて便利である。Furthermore, as a second advantage, the card is equipped with a liquid crystal display device, so that the contents stored in the semiconductor storage device can be visually checked, which is extremely convenient for users of this card.
更に第３の利点として、液晶表示装置の同−基体内に数
字表示部分と、点滅による信号送出をする液晶表示素子
を含ませることができる故、経済的に装置が構成できる
。Furthermore, as a third advantage, since the numeric display portion and the liquid crystal display element that sends signals by blinking can be included in the same base of the liquid crystal display device, the device can be constructed economically.
なお、本実施例では外部からの記憶内容の検出を液晶表
示素子の透過光を利用した場合について説明したが、反
射光を利用しても同様に行うことか出来る。In this embodiment, the case where the transmitted light of the liquid crystal display element is used to detect the stored contents from the outside has been described, but the same can be done by using the reflected light.
また記憶内容を目視出来るように表示する液晶表示装置
は必要がない場合には必ずしも同一カード上にもうける
必要はない。以上、詳細に説明したように、この発明に
よれば液晶表示素子の透過光又は反射光の変化を利用し
て記憶内容の外部への送出を行うようにしたので、従来
のような機械的接触を不用にした使用に便利で信頼性の
高い電子メモリカードを提供出来るという利点がある。Furthermore, if a liquid crystal display device that visually displays the stored contents is not necessary, it is not necessarily necessary to provide it on the same card. As explained above in detail, according to the present invention, the stored contents are transmitted to the outside by utilizing changes in the transmitted light or reflected light of the liquid crystal display element, so that mechanical contact as in the conventional method is not required. The present invention has the advantage that it is possible to provide an electronic memory card that is convenient to use and has high reliability.
第１図は従来のメモリカード、のブロック図、第２図は
本発明の一実施例のメモリカードのブロック図、第３図
はメモリカードに信号を送る模式図、〜
第４図はメモリカードの内容を読み出す模式図、第５図
は液晶表示装置の構造図、第６図は本発明の一実施例の
外観図である。
１・入出力端子、２・・・半導体記憶装置、３・・・電
池、４一液晶１駆動装置、５・液晶表示装置、６・・・
液晶表示素子、７・・・受光素子、８・・電子メモリカ
ード、９・・・カード端末機側の挿入口、１０ 発光ダ
イオード、１）・・発光ダイオード、１２・・受光素子
。
特許出願人 沖電気工業株式会社Fig. 1 is a block diagram of a conventional memory card, Fig. 2 is a block diagram of a memory card according to an embodiment of the present invention, Fig. 3 is a schematic diagram of sending signals to the memory card, ~ Fig. 4 is a memory card FIG. 5 is a structural diagram of a liquid crystal display device, and FIG. 6 is an external view of an embodiment of the present invention. 1. Input/output terminal, 2.. Semiconductor storage device, 3.. Battery, 4. Liquid crystal 1 drive device, 5. Liquid crystal display device, 6..
Liquid crystal display element, 7... Light receiving element, 8... Electronic memory card, 9... Insertion slot on card terminal side, 10 Light emitting diode, 1)... Light emitting diode, 12... Light receiving element. Patent applicant Oki Electric Industry Co., Ltd.
Claims (1)
、この半導体記憶装置を制御する制御手段と、前記半導
体記憶装置と前記制御手段とを駆動する電源とを同一カ
ード上に収納し、外部との信号の授受を光学的手段によ
−行う電子メモリカー、ドにおいて、前記光学的手段と
して前記半導体記憶装置内の記憶内容を順次点滅により
表示しその透過光又は反射光により前記記・億内各を出
力する液晶表示素子を設けたことを特徴とする電子メモ
リカード。A semiconductor device with a readable and writable function, a control means for controlling this semiconductor memory device, and a power supply for driving the semiconductor memory device and the control means are housed on the same card, and signals to and from the outside are stored in the same card. In an electronic memory card or card which transfers and receives data by optical means, the optical means displays the memory contents in the semiconductor storage device by blinking sequentially, and each of the contents is displayed by the transmitted or reflected light. An electronic memory card characterized by being provided with a liquid crystal display element for output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57040838A JPS58159194A (en) | 1982-03-17 | 1982-03-17 | Electronic memory card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57040838A JPS58159194A (en) | 1982-03-17 | 1982-03-17 | Electronic memory card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58159194A true JPS58159194A (en) | 1983-09-21 |
Family
ID=12591753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57040838A Pending JPS58159194A (en) | 1982-03-17 | 1982-03-17 | Electronic memory card |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58159194A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60215288A (en) * | 1984-04-10 | 1985-10-28 | Amano Corp | Parking card with liquid crystal display |
| JPS60254288A (en) * | 1984-05-30 | 1985-12-14 | Shinko Electric Co Ltd | Card type memory |
| JPS6195487A (en) * | 1984-10-16 | 1986-05-14 | Matsushita Electric Ind Co Ltd | Card like electronic device having information output function |
| JPS62124998A (en) * | 1985-11-26 | 1987-06-06 | 三菱電機株式会社 | Integrated circuit card |
| JPS62271796A (en) * | 1986-05-21 | 1987-11-26 | キヤノン株式会社 | Ic card |
| JPS648096A (en) * | 1987-06-30 | 1989-01-12 | Fujitsu General Ltd | Ic card |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57174785A (en) * | 1981-04-20 | 1982-10-27 | Ricoh Co Ltd | Cash incoming/outgoing card |
-
1982
- 1982-03-17 JP JP57040838A patent/JPS58159194A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57174785A (en) * | 1981-04-20 | 1982-10-27 | Ricoh Co Ltd | Cash incoming/outgoing card |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60215288A (en) * | 1984-04-10 | 1985-10-28 | Amano Corp | Parking card with liquid crystal display |
| JPH053635B2 (en) * | 1984-04-10 | 1993-01-18 | Amano Corp | |
| JPS60254288A (en) * | 1984-05-30 | 1985-12-14 | Shinko Electric Co Ltd | Card type memory |
| JPS6195487A (en) * | 1984-10-16 | 1986-05-14 | Matsushita Electric Ind Co Ltd | Card like electronic device having information output function |
| JPS62124998A (en) * | 1985-11-26 | 1987-06-06 | 三菱電機株式会社 | Integrated circuit card |
| JPS62271796A (en) * | 1986-05-21 | 1987-11-26 | キヤノン株式会社 | Ic card |
| JPS648096A (en) * | 1987-06-30 | 1989-01-12 | Fujitsu General Ltd | Ic card |
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