JPH0447773U - - Google Patents
Info
- Publication number
- JPH0447773U JPH0447773U JP8936590U JP8936590U JPH0447773U JP H0447773 U JPH0447773 U JP H0447773U JP 8936590 U JP8936590 U JP 8936590U JP 8936590 U JP8936590 U JP 8936590U JP H0447773 U JPH0447773 U JP H0447773U
- Authority
- JP
- Japan
- Prior art keywords
- card
- host device
- data
- signal
- program
- 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 description 2
- 238000013500 data storage Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Credit Cards Or The Like (AREA)
Description
第１図ａ，ｂは本考案の第１の実施例を示すＩ
Ｃカードを用いたＩＣカードシステムの構成ブロ
ツク図、第２図は従来のＩＣカードを用いたＩＣ
カードシステムの構成ブロツク図、第３図は本考
案の第２の実施例を示すＩＣカードを用いたＩＣ
カードシステムの構成ブロツク図である。
３０……ＩＣカード、３１……メモリ、３１ａ
……ローダ格納部、３１ｂ……プログラム格納部
、３１ｃ……データ格納部、３２，３２Ａ……デ
ータアクセス部、３２ｃ……復号化回路、３２ｆ
……暗号化回路、３３……制御部、３５ａ……送
信ライン、３５ｂ……受信ライン、４０……上位
装置。
Figures 1a and 1b show the first embodiment of the present invention.
A configuration block diagram of an IC card system using a C card. Figure 2 shows an IC card system using a conventional IC card.
FIG. 3 is a block diagram showing the configuration of a card system using an IC card showing a second embodiment of the present invention.
FIG. 1 is a block diagram of the configuration of a card system. 30...IC card, 31...memory, 31a
...Loader storage section, 31b...Program storage section, 31c...Data storage section, 32, 32A...Data access section, 32c...Decoding circuit, 32f
... Encryption circuit, 33 ... Control unit, 35a ... Transmission line, 35b ... Reception line, 40 ... Upper device.
Claims (1)
段と、前記信号授受手段を介して前記上位装置か
らＩＣカード用制御プログラムをロードするため
のプログラムを格納するローダ格納部と、ロード
された前記制御プログラムを格納するプログラム
格納部と、データを格納するデータ格納部と、演
算処理機能を有しＩＣカード全体の動作を制御す
る制御部とを、備えたＩＣカードにおいて、 前記上位装置に対する内部設定データ送出要求
機能及びその内部設定データ受信処理機能を前記
制御部に設けると共に、 前記上位装置からの内部設定データに基づき内
部回路がプログラムされ、該内部回路により、前
記信号授受手段によつて授受される送信信号の暗
号化及び受信信号の復号化を行うデータアクセス
部を、 設けたことを特徴とするＩＣカード。[Claims for Utility Model Registration] A signal transmitting/receiving means for transmitting and receiving signals to and from a host device; a loader storage unit storing a program for loading an IC card control program from the host device via the signal transmitting/receiving means; , an IC card comprising: a program storage section that stores the loaded control program; a data storage section that stores data; and a control section that has an arithmetic processing function and controls the operation of the entire IC card. The control section is provided with a function of requesting transmission of internal setting data to a host device and a function of receiving the internal setting data, and an internal circuit is programmed based on the internal setting data from the host device, and the internal circuit transmits and receives the signal. An IC card characterized in that it is provided with a data access unit that encrypts a transmitted signal and decrypts a received signal sent and received by the IC card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8936590U JPH0447773U (en) | 1990-08-27 | 1990-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8936590U JPH0447773U (en) | 1990-08-27 | 1990-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447773U true JPH0447773U (en) | 1992-04-23 |
Family
ID=31823292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8936590U Pending JPH0447773U (en) | 1990-08-27 | 1990-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447773U (en) |
-
1990
- 1990-08-27 JP JP8936590U patent/JPH0447773U/ja active Pending
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