JPS6320589A - Information card - Google Patents
Information cardInfo
- Publication number
- JPS6320589A JPS6320589A JP61165197A JP16519786A JPS6320589A JP S6320589 A JPS6320589 A JP S6320589A JP 61165197 A JP61165197 A JP 61165197A JP 16519786 A JP16519786 A JP 16519786A JP S6320589 A JPS6320589 A JP S6320589A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- transmitting
- card
- memory
- information
- 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 abstract description 19
- 230000008878 coupling Effects 0.000 claims description 33
- 238000010168 coupling process Methods 0.000 claims description 33
- 238000005859 coupling reaction Methods 0.000 claims description 33
- 230000006378 damage Effects 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 108010023321 Factor VII Proteins 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008719 thickening 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
- 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
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
- G06K7/10336—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the near field type, inductive coil
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (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】
（産業上の利用分野）
本発明は、オフィス・オートメーションＣ０Ｄｉｃｅ
Ａｕｔｏｍａｔｉｏｎ、ＯＡ）、７７クトリーΦオート
メーシヨン（Ｆａｃｔｏｒ７ Ａｕｔｏｍａｔｉｏｎ、
ＦＡ）等の分野で使用されるＩＣカード等の情報カード
、特に電源および信号の入出力用の接触形端子を持たな
い無電源（電池を内蔵しない）・非接触形の挿入方向自
由形単一磁気結合給電・送受信方式の情報カードに関す
るものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention is an office automation C0Dice
Automation, OA), 77-factory Φ automation (Factor7 Automation,
Information cards such as IC cards used in fields such as FA), especially non-power supply (no built-in battery) and non-contact types that do not have contact type terminals for power and signal input/output, and can be inserted in any direction. The present invention relates to an information card using a magnetic coupling power supply/transmission/reception method.
（従来の技術）
一般的な情報カードは、プラスチック等のカード本体に
半導体メモリ等の集積回路が内蔵され、カード表面に外
部装置との接触端子が設けられている。(Prior Art) A general information card has an integrated circuit such as a semiconductor memory built into a card body made of plastic or the like, and a contact terminal for connecting to an external device is provided on the card surface.
従来、このような分野の技術としては、■日経メカニカ
ル、（１９８５−１０−２１）日経マグロウヒル社ｒ
ｒｃカードＪ Ｐ、１ｆｌｉ７−１７０ 、■日経エレ
クトロニクス、（１９８５−１２−２） 日経マグロウ
ヒル社ｒ ＩＣＪＪ−ド市場へなだれ込むエレクトロニ
クスもメーヵ（上） Ｊ Ｐ、２７５−２９２ 、■日
経エレクトロニクス、（１８８５−１２−６）日経マグ
ロウヒル社ｒｌｃカード市場へなだれ込むエレクトロニ
クス・メーカ（下）」Ｐ、２４９−２８２ 、■実開昭
５８−１０９１６８号公報に記載されるものがあった。Conventionally, technologies in this field include ■Nikkei Mechanical, (1985-10-21) Nikkei McGraw-Hill Co., Ltd.
rc card JP, 1fli7-170, ■Nikkei Electronics, (1985-12-2) Nikkei McGraw-Hill Corporation r ICJJ-Manufacturers of electronics that are flooding into the ICJJ-de market (top) JP, 275-292, ■Nikkei Electronics, (1885- 12-6) Nikkei McGraw-Hill Corporation Electronics Manufacturers Floating into the RLC Card Market (Part 2)'' P, 249-282, ■ There was one described in Japanese Utility Model Publication No. 109168/1983.
以下、その構成を図を用いて説明する。The configuration will be explained below using figures.
第２図は従来の情報カードの一構成例を示すブロック図
、第３図はその実装例を示す斜視図である。FIG. 2 is a block diagram showing an example of the configuration of a conventional information card, and FIG. 3 is a perspective view showing an example of its implementation.
第２図において、ｌは情報の読出し、書込みを行うため
の外部装置、２は情報カードであり、外部装置ｌから情
報カード２へ直流電源Ｖ。、Ｅが供給されると共に、そ
の外部装置１と情報カード２の間で人、出力信号ｌ１０
１〜ｌ１０ｎが授受される。 第２図および第３図に示
すように、情報カード２はプラスチック等で作られた矩
形状のカード本体３を有し、そのカード本体３にはその
表面に露出する電源および信号用の複数個の接触形端子
４が設けられると共に、内部に電子集積回路（以下、Ｉ
Ｃという）５が設けられている。 ＩＣ５は、半導体メ
モリ６と、そのメモリ６に対する情報の書込みや読出し
を制御するマイクロプロセッサ７とを有している。In FIG. 2, 1 is an external device for reading and writing information, 2 is an information card, and a DC power source V is connected from the external device 1 to the information card 2. , E are supplied, and an output signal l10 is generated between the external device 1 and the information card 2.
1 to l10n are exchanged. As shown in FIGS. 2 and 3, the information card 2 has a rectangular card body 3 made of plastic or the like, and the card body 3 has a plurality of power and signal ports exposed on its surface. A contact type terminal 4 is provided, and an electronic integrated circuit (hereinafter referred to as I) is provided inside.
C) 5 is provided. The IC 5 includes a semiconductor memory 6 and a microprocessor 7 that controls writing and reading of information to and from the memory 6.
この種の情報カード２では、それを外部装置１に差し込
むと、カード２側の端子４が外部装置ｌ側の端子と接触
し、これらの端子４等を通してメモリ６に格納された情
報を外部装置１で読出したり、あるいは外部装置ｌ側の
情報をメモリ６内に書込んだりする。When this type of information card 2 is inserted into the external device 1, the terminal 4 on the card 2 side comes into contact with the terminal on the external device L side, and the information stored in the memory 6 is transferred to the external device through these terminals 4, etc. 1 or write information on the external device l side into the memory 6.
（発明が解決しようとする問題点）
しかしながら、上記構成の情報カードでは、端子４が外
部に露出しているため、その端子接触部のよごれ、酸化
、腐食、庁耗等による接触不良や、リーク電流による誤
動作、さらに静電気や外部電圧によるＩＣ５の破壊がお
こり、信頼性に問題があった。(Problems to be Solved by the Invention) However, in the information card with the above configuration, since the terminal 4 is exposed to the outside, the terminal contact portion may become dirty, oxidized, corroded, worn out, etc., resulting in poor contact or leakage. Malfunctions caused by current, and breakdown of IC5 caused by static electricity and external voltage occurred, resulting in reliability problems.
この問題を除去するために、端子４をカード本体３の表
面に露出させずに、電池、発振器及びループアンテナ等
をカード本体３に内蔵し、電池を使ってループアンテナ
から信号を送り出す非接触形の情報カードも提案されて
いるが、電池取付けによりカード本体３が厚くなったり
、電池交換等の問題が生じる。In order to eliminate this problem, a non-contact type is developed in which the terminal 4 is not exposed on the surface of the card body 3 and the battery, oscillator, loop antenna, etc. are built into the card body 3, and the signal is sent from the loop antenna using the battery. An information card has also been proposed, but the card body 3 becomes thicker due to battery attachment, and problems arise such as battery replacement.
また、情報カード２を外部装置ｌｌへ挿入する方向は、
カード２側の端子４と外部装２１側の端子とを接触させ
る必要があることから、一定方向に制限されており、方
向を誤って挿入した場合には再度正しい方向から挿入し
なおさなければならず、使用上不利不便であった。Also, the direction of inserting the information card 2 into the external device ll is as follows.
Because it is necessary to make contact between the terminals 4 on the card 2 side and the terminals on the external housing 21 side, it is limited to a certain direction, and if it is inserted in the wrong direction, it must be inserted again from the correct direction. However, it was disadvantageous and inconvenient to use.
本発明は前記従来技術が持っていた問題点として、信頼
性が低い点、電池取付けによりカードが厚くなったり、
電池交換等の不便を伴なう点、挿入方向に制限を受ける
点について解決した情報カードを提供するものである。The present invention solves problems that the prior art had, such as low reliability, thickening of the card due to battery attachment,
The present invention provides an information card that solves the problems of inconvenience such as battery replacement and restrictions on the direction of insertion.
（問題点を解決するための手段）
本発明は前記問題点を解決するために、情報の読出し、
あるいは読出しおよび書込みを行なう情報カードにおい
て、ほぼ矩形状のカード本体と、このカード本体の各辺
の中心線に対して対称的に配置され外部の交流電力の受
電および外部との間で信号の授受を行なう磁気結合コイ
ルと、この磁気結合コイルを通して入力される交流電力
を電源用の直流電力に変換すると共に前記信号の送信お
よび受信を行なう送受信回路と、情報を記憶するメモリ
と、前記送受信回路を介して入力される入力信号に基づ
き前記メモリの動作を制御するメモリ制御回路とを備え
、前記磁気結合コイル、送受信回路、メモリ及びメモリ
制御回路を前記カード本体内に収容したものである。(Means for Solving the Problems) In order to solve the above problems, the present invention provides information reading,
Alternatively, in an information card that performs reading and writing, there is a nearly rectangular card body and a card body arranged symmetrically with respect to the center line of each side of the card body to receive external AC power and exchange signals with the outside. a magnetic coupling coil that converts AC power input through the magnetic coupling coil into DC power for a power supply, and a transmitting/receiving circuit that transmits and receives the signal, a memory that stores information, and a transmitting/receiving circuit that and a memory control circuit that controls the operation of the memory based on an input signal input through the card, and the magnetic coupling coil, the transmitting/receiving circuit, the memory, and the memory control circuit are housed in the card body.
（作 用）
本発明によれば、以上のように情報カードを構成したの
で、磁気結合コイルは挿入方向に制限を受けることなく
外部装置との間で非接触で交流電力の受電と人、出力信
号の授受を行なわせる働きをし、送受信回路は磁気結合
コイルからの交流電力を直流電力に変換して内部の回路
に供給すると共に、信号の送信および受信を行なう、こ
れにより、挿入方向に制限を受けずに、無電源かつ非接
触で信号の授受が行なえる。従って前記問題点を除去で
きるのである。(Function) According to the present invention, since the information card is configured as described above, the magnetic coupling coil can be connected to an external device in a non-contact manner without being restricted in the insertion direction. The transmitter/receiver circuit converts the AC power from the magnetic coupling coil into DC power and supplies it to the internal circuit, and also transmits and receives signals, thereby limiting the insertion direction. Signals can be sent and received without power or contact. Therefore, the above-mentioned problem can be eliminated.
（実施例）
第１図は本発明の実施例を示す挿入方向自由形単一磁気
結合給電Φ送受信方式の情報カードの構成ブロー２り図
である。(Embodiment) FIG. 1 is a block diagram showing the configuration of an information card of an insertion direction free type single magnetic coupling power feeding Φ transmission/reception system showing an embodiment of the present invention.
第１図において、１０は外部装置であり、この外部装置
１０には情報カード２０が挿入されている。In FIG. 1, 10 is an external device, and an information card 20 is inserted into this external device 10.
外部装置１０は送受信回路１１と、電力伝送および信号
伝送共用の磁気結合コイル１２とを有している。送受信
回路１１は、例えば入力信号Ｓｉに基づき交流電力ＰＳ
を変調して伝送用の信号に変換しそれを磁気結合コイル
１２に与える変調回路を有すると共に、磁気結合コイル
１２を通して与えられる伝送用信号を復調して出力信号
Ｓｏを送出する復調回路等を備えている。The external device 10 includes a transmitting/receiving circuit 11 and a magnetic coupling coil 12 for both power transmission and signal transmission. The transmitting/receiving circuit 11 receives AC power PS based on the input signal Si, for example.
It has a modulation circuit that modulates and converts it into a transmission signal and supplies it to the magnetic coupling coil 12, and also includes a demodulation circuit that demodulates the transmission signal given through the magnetic coupling coil 12 and sends out an output signal So. ing.
一方、情報カード２０は、プラスチック等で作られたほ
ぼ矩形状のカード本体２１を有し、そのカード本体２１
内には、外部装置１０側の磁気結合コイル１２と対向す
る電力伝送および信号伝送共用の磁気結合コイル２２が
設けられると共に、ＩＣ２３が収納されている。 １Ｇ
２３内には、磁気結合コイル２２に接続された送受信回
路２４、メモリ制御回路２５、及びメモリ２６が設けら
れている。On the other hand, the information card 20 has a substantially rectangular card body 21 made of plastic or the like.
Inside, a magnetic coupling coil 22 for both power transmission and signal transmission is provided, which faces the magnetic coupling coil 12 on the external device 10 side, and an IC 23 is housed therein. 1G
Inside 23, a transmitting/receiving circuit 24 connected to the magnetic coupling coil 22, a memory control circuit 25, and a memory 26 are provided.
送受信回路２４は例えば、磁気結合コイル２２を通して
入力される伝送用信号を安定化した直流電圧Ｖｄｃに変
換してＩＣ２３内の各回路に電源として供給する電源回
路、前記伝送用信号を復調してもとの入力信号Ｓｉを生
成しそれをメモリ制御回路２５に与える復調回路、およ
びメモリ制御回路２５の出力信号ＳＯを伝送用信号に変
換して磁気結合コイル２２に与える変調回路を備えてい
る。メモリ制御回路２５は、例えばマイクロプロセッサ
で構成され、メモリ２６の読出しや書込み制御を行なっ
たり、データの直並列変換等を行なう回路である。メモ
リ２６は各種の情報を記憶する媒体であり、読出し専用
メモリ（ＲＯＭ） 、書込み可能なＲＯＩＩＩ（ＰＲＯ
ｌｉｌ） 、電気的消去書込み回走なＲＯＭ（ＥＥＰＲ
ＯＭ） 、紫外線消去および書込み可能なＲＯＭ（ＥＰ
ＲＯＭ）等で構成されている。The transmitter/receiver circuit 24 is, for example, a power supply circuit that converts a transmission signal input through the magnetic coupling coil 22 into a stabilized DC voltage Vdc and supplies it as a power source to each circuit in the IC 23, and a power supply circuit that demodulates the transmission signal. A demodulation circuit generates an input signal Si and supplies it to the memory control circuit 25, and a modulation circuit converts the output signal SO of the memory control circuit 25 into a transmission signal and supplies it to the magnetic coupling coil 22. The memory control circuit 25 is composed of, for example, a microprocessor, and is a circuit that controls reading and writing of the memory 26, performs serial/parallel conversion of data, and the like. The memory 26 is a medium for storing various information, and includes read-only memory (ROM), writable ROI (PRO), etc.
lil), electrical erase/write ROM (EEPR)
OM), UV erasable and programmable ROM (EP
ROM), etc.
第４図及び第５図は第１図における情報カードの実装例
を示す平面図である。第４図の情報カード２０では、カ
ード本体２１の長辺方向の中心線Ｘと短辺方向の中心線
Ｙとの交点を中心点として、磁気結合コ・イル２２が回
忌円状に配設されている。また、第５図の情報カード２
０では、カード本体２１の中心線Ｘ、Ｙの交点を中心軸
として磁気結合コイル２２が同軸矩形状に配設されてい
る。これらの各磁気結合コイル２２に対応して外部装置
１０側の磁気結合コイル１２も同じように配置されてい
る。 次に動作について説明する。4 and 5 are plan views showing examples of mounting the information card in FIG. 1. FIG. In the information card 20 shown in FIG. 4, the magnetic coupling coils 22 are arranged in a circle shape with the center point being the intersection of the center line X in the long side direction of the card body 21 and the center line Y in the short side direction. ing. Also, information card 2 in Figure 5
0, the magnetic coupling coil 22 is arranged in a coaxial rectangular shape with the intersection of the center lines X and Y of the card body 21 as the central axis. Corresponding to each of these magnetic coupling coils 22, the magnetic coupling coils 12 on the external device 10 side are also arranged in the same way. Next, the operation will be explained.
外部装置１０における入力信号Ｓｉは、情報カード２０
側におけるメモリ制御回路２５のイニシャルセット（初
期設定）、情報の読出しや書込み等の制御信号、さらに
メモリ２６に書込むべき信号等をシリアル（直列）化し
たものである。The input signal Si in the external device 10 is the information card 20
Initial setting of the memory control circuit 25 on the side, control signals for reading and writing information, signals to be written to the memory 26, etc. are serialized.
このような外部装置１０に情報カード２０を挿入すると
、外部装置１０側の交流電力ＰＳ及び入力信号Ｓｉが送
受信回路１１で伝送用信号に変換され、磁気結合コイル
１２，２２の磁気結合により情報カード２０側の送受信
回路２４へ伝送される。When the information card 20 is inserted into such an external device 10, the AC power PS and input signal Si on the external device 10 side are converted into transmission signals by the transmitter/receiver circuit 11, and the information card is inserted into the information card by magnetic coupling between the magnetic coupling coils 12 and 22. The signal is transmitted to the transmitter/receiver circuit 24 on the 20 side.
送受信回路２４は磁気結合コイル２２の出力を安定化さ
れた直流電圧Ｖｄｃに変換してカード本体２１内の各回
路に電源として供給すると共に、磁気結合コイル２２の
出力から信号のみを復調してメモリ制御回路２５に与え
る。すると、メモリ制御回路２５では、その入力信号に
含まれている情報、例えば書込み情報に基づきアドレス
を指定してメモリ２８へ情報を書込んだ後、その書込み
完了信号を送受信回路２４に与える。送受信号回路２４
はメモリ制御回路２５の出力信号を伝送用信号に変調し
、それを磁気結合コイル２２．１２を通して外部装置１
０側の送受信回路１１に与える。The transmitting/receiving circuit 24 converts the output of the magnetic coupling coil 22 into a stabilized DC voltage Vdc and supplies it as power to each circuit in the card body 21, and also demodulates only the signal from the output of the magnetic coupling coil 22 and stores it in the memory. It is given to the control circuit 25. Then, the memory control circuit 25 specifies an address based on the information included in the input signal, for example, the write information, writes information to the memory 28, and then provides the write completion signal to the transmitting/receiving circuit 24. Transmission/reception signal circuit 24
modulates the output signal of the memory control circuit 25 into a transmission signal, and sends it to the external device 1 through the magnetic coupling coil 22.12.
It is applied to the transmitter/receiver circuit 11 on the 0 side.
送受信回路１１は入力された伝送用信号を復調し、メモ
リ２６の読出し情報や、情報カード内部の動作確認信号
等をシリアル化した出力信号ＳＯを送出する。The transmitting/receiving circuit 11 demodulates the input transmission signal and sends out an output signal SO which is a serialization of read information from the memory 26, an operation confirmation signal inside the information card, and the like.
本実施例は、次のような利点を有する。This embodiment has the following advantages.
■ 従来のように内部回路の端子を外部に露出させず、
非接触で電力の受電と信号の入、出力を行なうことがで
きるため、従来のように端子接触部のよごれ、酸化、腐
食、摩耗等による接触不良の影響が無い。さらに、リー
ク電流による故障や誤動作が無いばかりか、外部電圧や
静電気による内部回路に対する保護の必要が無い、従っ
て高い信頼性が得られる。■ The internal circuit terminals are not exposed to the outside as in the past,
Since power can be received and signals can be input and output without contact, there is no effect of poor contact due to dirt, oxidation, corrosion, wear, etc. on the terminal contact parts, unlike in the past. Furthermore, not only is there no failure or malfunction due to leakage current, there is no need to protect the internal circuitry from external voltage or static electricity, so high reliability can be achieved.
■ 完全密對構造にできるため、防爆性や防水性が向上
する。そのため、通常のＯＡ機器やＦＡ機器等の他に、
悪環境下や防爆対策を必要とする場所における装置にも
適用可ｆ走である。■ Completely sealed structure improves explosion-proof and waterproof properties. Therefore, in addition to normal OA equipment and FA equipment,
It can also be applied to equipment in harsh environments or in locations that require explosion-proof measures.
■ 電池を内蔵していないので、電池交換の必要がなく
、さらに電池の取付はスペース分だけカード本体２１を
薄型化できる。また、従来の太陽電池を内蔵したものに
比べて、高寿命化が期待できる。■ 情報カード２０側
の磁気結合コイル２２はカード本体２１の中心線Ｘ、Ｙ
に対して対称的に配置されているため、情報カード２ｏ
をどの方向、すなわち上下、左右、表裏を逆にして外部
装置１０へ挿入しても動作が可能である。このように情
報カード２０の挿入方向に制限を受けないので、使い勝
手が向上する。- Since there is no built-in battery, there is no need to replace the battery, and the card body 21 can be made thinner by the amount of space required to install the battery. Additionally, it is expected to have a longer lifespan than conventional solar cells with built-in solar cells. ■ The magnetic coupling coil 22 on the information card 20 side is aligned with the center line X, Y of the card body 21.
Information card 2o
The operation is possible even when inserted into the external device 10 in any direction, that is, up and down, left and right, or upside down. In this way, there is no restriction on the insertion direction of the information card 20, which improves usability.
なお、本発明は図示の実施例に限定されず、種の変形が
可能である。例えば、磁気結合コイル２２の形状や配置
状態を図示以外のものに変形したり、ＩＣ２３内の回路
構成をハイブリッド方式等の他のものに変形することも
可能である。Note that the present invention is not limited to the illustrated embodiment, and various modifications are possible. For example, it is also possible to change the shape and arrangement of the magnetic coupling coil 22 to those other than those shown in the drawings, or to change the circuit configuration within the IC 23 to other types such as a hybrid system.
（発明の効果）
以ヒ詳細に説明したように、本発明によれば、外部に露
出しない磁気結合コイルを通して電源電力の入力と信号
の入、出力を行なうようにしたので、外部装置との接触
不良や、リーク電流による誤動作、さらには静電気や外
部電圧による内部回路の破壊等を防止できる。しかも、
磁気結合コイルをカード本体の各辺の中心線に対して対
称的に配設したので、情報カードの挿入方向に制限を受
けず、使い勝手が向上する。(Effects of the Invention) As explained in detail below, according to the present invention, input of power source power and input and output of signals are performed through a magnetic coupling coil that is not exposed to the outside, thereby reducing contact with external devices. It can prevent defects, malfunctions due to leakage current, and even damage to internal circuits due to static electricity or external voltage. Moreover,
Since the magnetic coupling coils are arranged symmetrically with respect to the center line of each side of the card body, there is no restriction on the direction in which the information card can be inserted, improving usability.
第１図は本発明の実施例を示す挿入方向自由形単一磁気
結合給電・送受信方式の情報カードの構成ブロック図、
第２図は従来の情報カードの構成ブロック図、第３図は
第２図の実装例を示す斜視図、第４図及び第５図は第１
図の実装例を示す平面図である。
１０・・・・・・外部装置、１１．２４・・・・・・送
受信回路、１２．２２・・・・・・磁気結合コイル、２
０・旧・・情報カード、２１・・・・・・カード本体、
２３・・・・・・ＩＣ１２５・・団・メモリ制御回路、
２６・・・・・・メモリ。FIG. 1 is a configuration block diagram of an information card of an insertion direction free type single magnetic coupling power supply/transmission/reception system showing an embodiment of the present invention;
Fig. 2 is a configuration block diagram of a conventional information card, Fig. 3 is a perspective view showing an implementation example of Fig. 2, and Figs.
FIG. 3 is a plan view showing an example of implementation in the figure. 10... External device, 11.24... Transmission/reception circuit, 12.22... Magnetic coupling coil, 2
0. Old... Information card, 21... Card body.
23...IC125... group memory control circuit,
26...Memory.
Claims (1)
れ外郊の電流電力の受電および外部との間で信号の授受
を行なう磁気結合コイルと、この磁気結合コイルを通し
て入力される交流電力を電源用の直流電力に変換すると
共に前記信号の送信および受信を行なう送受信回路と、 情報を記憶するメモリと、 前記送受信回路を介して入力される入力信号に基づき前
記メモリの動作を制御するメモリ制御回路とを備え、 前記磁気結合コイル、送受信回路、メモリ及びメモリ制
御回路を前記カード本体内に収容したことを特徴とする
情報カード。[Claims] A substantially rectangular card body, and a magnetic field that is arranged symmetrically with respect to the center line of each side of the card body and that receives electric current and power from the outside and sends and receives signals to and from the outside. a coupling coil; a transmission/reception circuit that converts AC power input through the magnetic coupling coil into DC power for power supply and also transmits and receives the signal; a memory that stores information; an information card, comprising: a memory control circuit that controls the operation of the memory based on an input signal, and the magnetic coupling coil, the transmitting/receiving circuit, the memory, and the memory control circuit are housed in the card main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61165197A JPS6320589A (en) | 1986-07-14 | 1986-07-14 | Information card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61165197A JPS6320589A (en) | 1986-07-14 | 1986-07-14 | Information card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6320589A true JPS6320589A (en) | 1988-01-28 |
Family
ID=15807679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61165197A Pending JPS6320589A (en) | 1986-07-14 | 1986-07-14 | Information card |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6320589A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61200187U (en) * | 1985-05-31 | 1986-12-15 | ||
| JPH01156071U (en) * | 1988-04-08 | 1989-10-26 | ||
| JP2007034711A (en) * | 2005-07-27 | 2007-02-08 | Brother Ind Ltd | Wireless communication medium, wireless communication device and wireless communication system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61101886A (en) * | 1984-10-24 | 1986-05-20 | Tdk Corp | Ic card connecting system |
-
1986
- 1986-07-14 JP JP61165197A patent/JPS6320589A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61101886A (en) * | 1984-10-24 | 1986-05-20 | Tdk Corp | Ic card connecting system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61200187U (en) * | 1985-05-31 | 1986-12-15 | ||
| JPS641030Y2 (en) * | 1985-05-31 | 1989-01-11 | ||
| JPH01156071U (en) * | 1988-04-08 | 1989-10-26 | ||
| JPH0756217Y2 (en) * | 1988-04-08 | 1995-12-25 | 凸版印刷株式会社 | Information card |
| JP2007034711A (en) * | 2005-07-27 | 2007-02-08 | Brother Ind Ltd | Wireless communication medium, wireless communication device and wireless communication system |
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