JPS6399949U - - Google Patents

Info

Publication number
JPS6399949U
JPS6399949U JP1986195187U JP19518786U JPS6399949U JP S6399949 U JPS6399949 U JP S6399949U JP 1986195187 U JP1986195187 U JP 1986195187U JP 19518786 U JP19518786 U JP 19518786U JP S6399949 U JPS6399949 U JP S6399949U
Authority
JP
Japan
Prior art keywords
keyword
special program
computer
rom key
stored
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
Application number
JP1986195187U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1986195187U priority Critical patent/JPS6399949U/ja
Publication of JPS6399949U publication Critical patent/JPS6399949U/ja
Pending legal-status Critical Current

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  • Storage Device Security (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図および第２図は本考案の実施例を示すブ
ロツク図、第３図はキーワード判定処理のフロー
チヤートである。 1 and 2 are block diagrams showing an embodiment of the present invention, and FIG. 3 is a flowchart of keyword determination processing.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コンピユータで実行する各種プログラムのうち
特殊プログラムを起動するためのキーワードを接
離可能なＲＯＭキーに格納しておき、該ＲＯＭキ
ーを接続した状態において該ＲＯＭキーから読出
したキーワードが該コンピユータ側に予め設定し
てあるキーワードと一致したときのみ、該コンピ
ユータは該当する特殊プログラムを起動するよう
にしてなることを特徴とする特殊プログラムの使
用防止装置。 A keyword for starting a special program among the various programs executed by the computer is stored in a removable ROM key, and when the ROM key is connected, the keyword read from the ROM key is stored in advance on the computer side. A device for preventing the use of a special program, characterized in that the computer starts the corresponding special program only when the keyword matches a set keyword.
JP1986195187U 1986-12-18 1986-12-18 Pending JPS6399949U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986195187U JPS6399949U (en) 1986-12-18 1986-12-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986195187U JPS6399949U (en) 1986-12-18 1986-12-18

Publications (1)

Publication Number Publication Date
JPS6399949U true JPS6399949U (en) 1988-06-29

Family

ID=31152849

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986195187U Pending JPS6399949U (en) 1986-12-18 1986-12-18

Country Status (1)

Country Link
JP (1) JPS6399949U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04282177A (en) * 1991-03-11 1992-10-07 Sankyo Kk Microcomputer for game machine control

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58195975A (en) * 1982-05-12 1983-11-15 Canon Inc User recognition pack of electronic instrument
JPS59100955A (en) * 1982-12-02 1984-06-11 Nec Corp Checking method for unfair use of software

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58195975A (en) * 1982-05-12 1983-11-15 Canon Inc User recognition pack of electronic instrument
JPS59100955A (en) * 1982-12-02 1984-06-11 Nec Corp Checking method for unfair use of software

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04282177A (en) * 1991-03-11 1992-10-07 Sankyo Kk Microcomputer for game machine control

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