JPH0452U - - Google Patents
Info
- Publication number
- JPH0452U JPH0452U JP1990041724U JP4172490U JPH0452U JP H0452 U JPH0452 U JP H0452U JP 1990041724 U JP1990041724 U JP 1990041724U JP 4172490 U JP4172490 U JP 4172490U JP H0452 U JPH0452 U JP H0452U
- Authority
- JP
- Japan
- Prior art keywords
- information
- starting
- protection code
- processing operation
- stores
- 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
- 230000010365 information processing Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 1
Landscapes
- Storage Device Security (AREA)
Description
第１図は本考案に係る電子型情報記憶機器の保
護装置のクレーム対応図、第２図は本考案に係る
保護装置の一実施例を示すブロツク図、第３図は
第２図の保護装置の動作を説明するフローチヤー
トである。
１……キー入力装置、３……起動手段（起動キ
ー入力装置）、５……起動モード選択手段（起動
モード選択キー回路）、７……データ入力キー回
路、９……情報処理手段（ＣＰＵ）、１１……記
憶手段（記憶回路）、１３……表示手段（液晶表
示装置）、１５……電源電池、１００……記憶手
段、１０１……情報処理手段、１０２……起動モ
ード選択手段、１０３……起動手段、１０４……
表示手段。
Fig. 1 is a complaint correspondence diagram of the protection device for electronic information storage equipment according to the present invention, Fig. 2 is a block diagram showing an embodiment of the protection device according to the invention, and Fig. 3 is the protection device of Fig. 2. This is a flowchart explaining the operation. 1... Key input device, 3... Starting means (starting key input device), 5... Starting mode selection means (starting mode selection key circuit), 7... Data input key circuit, 9... Information processing means (CPU ), 11... Storage means (memory circuit), 13... Display means (liquid crystal display device), 15... Power supply battery, 100... Storage means, 101... Information processing means, 102... Starting mode selection means, 103... Starting means, 104...
Display means.
Claims (1)
使用を可能にする保護コードを少なくとも記憶し
た記憶手段と、 前記保護コードと一致した保護コードがなけれ
ば動作しない処理動作および前記保護コードの変
更処理動作を含み、前記情報の記憶や演算処理動
作をする情報処理手段と、 この情報処理手段が前記保護コードの変更処理
動作を含まない変更不可モードと変更処理動作を
含む変更可能モードを選択して前記情報処理手段
を設定する起動モード選択手段と、 この起動モード選択手段で設定された前記モー
ドで前記情報処理手段の主動作を起動させる起動
手段と、 を具備することを特徴とする電子型情報記憶機器
の保護装置。[Claims for Utility Model Registration] Storage means that stores at least a protection code that enables the use of an electronic information storage device that stores and processes information, and a processing operation that cannot operate without a protection code that matches the protection code. and an information processing means that includes a change processing operation of the protection code, and stores the information and performs an arithmetic processing operation, and this information processing means includes a change processing operation that does not include a change processing operation of the protection code. A starting mode selecting means for selecting a changeable mode and setting the information processing means; and a starting means for starting the main operation of the information processing means in the mode set by the starting mode selecting means. A protection device for electronic information storage equipment, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990041724U JPH0452U (en) | 1990-04-18 | 1990-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990041724U JPH0452U (en) | 1990-04-18 | 1990-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0452U true JPH0452U (en) | 1992-01-06 |
Family
ID=31552640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990041724U Pending JPH0452U (en) | 1990-04-18 | 1990-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452U (en) |
-
1990
- 1990-04-18 JP JP1990041724U patent/JPH0452U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0452U (en) | ||
| JPS62199866U (en) | ||
| JPS62154561U (en) | ||
| JPH0214156U (en) | ||
| JPS60153057U (en) | fax machine | |
| JPS63183663U (en) | ||
| JPS63183650U (en) | ||
| JPS60166053U (en) | electronic desk calculator | |
| JPS5958369U (en) | Output level unit conversion device | |
| JPS59168102U (en) | electronic scale | |
| JPS63100778U (en) | ||
| JPS6119866U (en) | Portable data input/output device | |
| JPS59164347U (en) | wireless device | |
| JPS6348239U (en) | ||
| JPS5854746U (en) | electronic notebook | |
| JPS59182702U (en) | Equipment controlled by one-chip microcomputer | |
| JPS63126947U (en) | ||
| JPS62166553U (en) | ||
| JPS5928740U (en) | Electronic register with rounding function | |
| JPH0262480U (en) | ||
| JPS5988711U (en) | programmable controller | |
| JPS6011551U (en) | telephone | |
| JPS59109350U (en) | Operating devices such as copying machines | |
| JPS59192155U (en) | Machine management device | |
| JPS6076461U (en) | Graph information output device |