JPS61103757U - - Google Patents
Info
- Publication number
- JPS61103757U JPS61103757U JP18557184U JP18557184U JPS61103757U JP S61103757 U JPS61103757 U JP S61103757U JP 18557184 U JP18557184 U JP 18557184U JP 18557184 U JP18557184 U JP 18557184U JP S61103757 U JPS61103757 U JP S61103757U
- Authority
- JP
- Japan
- Prior art keywords
- card
- data
- line
- reading
- writing device
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 1
Landscapes
- Credit Cards Or The Like (AREA)
Description
第１図は本考案によるデータ読み取り書き込み
装置の一実施例を示す要部ブロツク図、第２図は
そのコンデンサの取付け部分を具体的に示した斜
視図、第３図は従来のデータ読み取り書き込み装
置の一例を示す要部ブロツク図である。
１……プローブ、４……電源線、５……接地線
、８……データ読み取り書き込み回路、９……Ｉ
Ｃカード、１０……データ処理部、１１……デー
タメモリ、１２……コンデンサ。
Fig. 1 is a block diagram of the main parts showing one embodiment of the data reading/writing device according to the present invention, Fig. 2 is a perspective view specifically showing the mounting part of the capacitor, and Fig. 3 is a conventional data reading/writing device. FIG. 2 is a block diagram of main parts showing an example. 1...Probe, 4...Power line, 5...Grounding wire, 8...Data reading/writing circuit, 9...I
C card, 10...data processing section, 11...data memory, 12...capacitor.
Claims (1)
ードを装着することにより、電源線および接地線
を介して該ＩＣカードへの電源電圧の供給と接地
がなされるとともに、該ＩＣカードへのデータの
書き込みおよび該ＩＣカードからのデータの読み
出しを行なうことができるようにしたデータ読み
取り書き込み装置において、該ＩＣカードとの電
気的接続部分に近接して前記電源線と前記接地線
との間に所定容量のコンデンサを設け、該ＩＣカ
ードに対する電源の高周波インピーダンスを低下
させるように構成したことを特徴とするデータ読
み取り書き込み装置。 By installing an IC card equipped with a data processing unit and a data memory, power supply voltage is supplied and grounded to the IC card via a power line and a grounding line, and data can be written to the IC card. and a data reading/writing device capable of reading data from the IC card, wherein a predetermined capacitance is provided between the power supply line and the ground line in proximity to the electrical connection part with the IC card. 1. A data reading/writing device characterized in that a capacitor is provided to reduce high frequency impedance of a power source for the IC card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18557184U JPS61103757U (en) | 1984-12-08 | 1984-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18557184U JPS61103757U (en) | 1984-12-08 | 1984-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61103757U true JPS61103757U (en) | 1986-07-02 |
Family
ID=30743039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18557184U Pending JPS61103757U (en) | 1984-12-08 | 1984-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61103757U (en) |
-
1984
- 1984-12-08 JP JP18557184U patent/JPS61103757U/ja active Pending
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