JPS5527722A - Secret picture transmission system - Google Patents
Secret picture transmission systemInfo
- Publication number
- JPS5527722A JPS5527722A JP10053578A JP10053578A JPS5527722A JP S5527722 A JPS5527722 A JP S5527722A JP 10053578 A JP10053578 A JP 10053578A JP 10053578 A JP10053578 A JP 10053578A JP S5527722 A JPS5527722 A JP S5527722A
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- secret
- designate
- card
- transmission
- 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
Abstract
PURPOSE: To facilitate an easy control by using the card through which the number to designate the receiver and the secret number are made into a pair.
CONSTITUTION: Magnetic card 4 through which the number to designate the receiver and the secret number are made into a pair is used as the memory. And transmission facsimile 1 is given the function to generate the signal which to designate the receiver as well as the number to designate the secret communication. With supply of number A designating the receiver to transmission side 1, the number A is linked to reception facsimile 3 via exchange 2 to designate the receiver. The contents of card 4 is supplied to the designated receiver, and at the same time the receiver supplies secret number B. And the receiver is identified as the genuine one when a coincidence is obtained between number A of card 4 and number A sent from the transmission side as well as between the secret number of card 4 and secred number B of the receiver respectively. As a result, the answer signal of collation OK is trnsmitted to transmission side 1 from reception side 3, and this answer signal is confirmed at side 1 to strat transmission of the secret picture.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10053578A JPS5527722A (en) | 1978-08-18 | 1978-08-18 | Secret picture transmission system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10053578A JPS5527722A (en) | 1978-08-18 | 1978-08-18 | Secret picture transmission system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5527722A true JPS5527722A (en) | 1980-02-28 |
Family
ID=14276642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10053578A Pending JPS5527722A (en) | 1978-08-18 | 1978-08-18 | Secret picture transmission system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5527722A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5775080A (en) * | 1980-10-29 | 1982-05-11 | Marantz Japan Inc | Receiving device for scramble signal of television |
JPS60206266A (en) * | 1984-03-29 | 1985-10-17 | Ricoh Co Ltd | Facsimile equipment |
JPH07321969A (en) * | 1995-06-08 | 1995-12-08 | Matsushita Graphic Commun Syst Inc | Facsimile equipment |
-
1978
- 1978-08-18 JP JP10053578A patent/JPS5527722A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5775080A (en) * | 1980-10-29 | 1982-05-11 | Marantz Japan Inc | Receiving device for scramble signal of television |
JPS60206266A (en) * | 1984-03-29 | 1985-10-17 | Ricoh Co Ltd | Facsimile equipment |
JPH07321969A (en) * | 1995-06-08 | 1995-12-08 | Matsushita Graphic Commun Syst Inc | Facsimile equipment |
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