KR970019336A

KR970019336A - Data encryption device and method of facsimile system

Info

Publication number: KR970019336A
Application number: KR1019950033098A
Authority: KR
Inventors: 신동명
Original assignee: 김광호; 삼성전자 주식회사
Priority date: 1995-09-29
Filing date: 1995-09-29
Publication date: 1997-04-30
Also published as: GB2305813A; CN1149226A; GB2305813B; GB9620035D0

Abstract

1. 청구범위 기재된 발명이 속함 기술분야1. The claimed invention belongs to the technical field

암호를 이용하여 데이터를 변형시켜 변조 송신하고 변형된 데이터를 수신하여 암호를 풀어 복조하는 기술이다.It is a technology that modulates and transmits data by using encryption, modifies and transmits the data, and decrypts and demodulates the received data.

2. 발명이 해결하고자 하는 기술적 과제2. Technical problem to be solved by the invention

통신중에 교환망의 혼선이나 사용자의 실수로 인해 원하지 않은 곳으로 중요한 자료가 보내질 수 있고 또한 원하지 않는 불필요한 화상데이타 즉, 광고나 선전물 등이 수신되는 문제를 해결한다.It solves the problem that important data can be sent to undesired place due to confusion of the switching network or user error during communication, and unwanted unwanted image data, ie advertisement or advertisement.

3. 발명의 해결방법의 요지3. Summary of Solution to Invention

설정된 암호를 등록하는 과정과, MH 또는 MR코딩한 화상데이타를 4비트 단위호 저장하는 과정과, 상기 등록한 4비트단위의 암호와 상기 저장한 4비트단위의 MR 또는 MH코딩 화상데이타를 독출한 후 배타논리합하여 암호와 시키는 과정과, 상기 암호와 시킨 화상데이타를 변조 송신하는 과정과, 전화라인을 통해 입력되어 복조된 이치화 데이타를 4비트 단위로 저장하는 과정과, 상기 등록한 4비트단위의 암호와 상기 저장한 4비트단위의 이치화 데이터를 독출한 후 배타논리합하여 암호를 해독하는 과정과, 상기 암호가 해독된 데이터 MH 또는 MR디코딩하여 프린팅하는 과정으로 이루어져 있다.Registering the set password, storing the MH or MR coded image data in 4-bit units, reading the registered 4-bit unit password and the stored 4-bit MR or MH-coded image data A process of exclusively logically encrypting and encrypting the data, modulating and transmitting the coded image data, and storing the demodulated binarized data input through a telephone line in 4-bit units; The process of reading the stored 4-bit unitized data and then performing exclusive logic to decrypt the decrypted data, and the process of printing the decrypted data MH or MR by decoding.

4. 발명의 중요한 용도4. Important uses of the invention

팩시밀리 시스템Facsimile system

Description

Data encryption device and method of facsimile system

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 일실시예에 따른 화상데이타의 암호화를 구현하기 위한 팩시밀리 시스템의 구성도,1 is a configuration diagram of a facsimile system for implementing encryption of image data according to an embodiment of the present invention;

제2도는 본 발명의 다른 실시예에 따른 화상데이타 암호화를 구현하기 위한 팩시밀리의 구성도,2 is a configuration diagram of a facsimile for implementing image data encryption according to another embodiment of the present invention;

제3도는 본 발명에 다른 암호를 등록하기 위한 제어흐름도.3 is a control flowchart for registering another cipher in the present invention.

Claims

A transmission system of a facsimile system, comprising: control means for controlling to encrypt and transmit image data, a scanner for scanning and outputting image data read from an original, and MH or MR coding for outputting image data scanned from the scanner. Exclusively combines the first encoding means, the encryption generating means for generating encryption data under the control of the control means, the MR or MH coded data from the first encoding means, and the encryption data generated from the encryption generating means. And a second encoding means to be controlled, and a modulation means which is controlled by the control means and modulates and outputs the image data encrypted by the second encoding means into an analog signal.

The data encryption apparatus of a facsimile system according to claim 1, wherein the second audio encoding means comprises an exclusive oragate.

A reception apparatus of a facsimile system, comprising: control means for decoding and receiving encrypted image data, demodulation means for demodulating and outputting analog received image data input from a telephone servant under the control of the control means; Encryption means for generating encrypted data under the control of the means, second encoding means for outputting the exclusive logic of the encrypted data generated from the encryption generating means and the image data demodulated from the demodulation means, and the second decoding means. First decoding means for decoding and outputting image data decrypted from the MR or MH, and printing means for printing the image data decoded and output from the first decoding means by a control signal of the control means. The data encryption device of a facsimile system.

The data encryption apparatus of claim 3, wherein the second decoding means comprises an exclusive orphan.

In the data encryption transmission method of the facsimile system, a process of registering a set password, storing MH or MR coded image data in 4-bit units, encrypting the registered 4-bit unit and the stored 4-bit unit MR or A method of encrypting data of a facsimile system, comprising: reading out MH-coded image data, encrypting the result by exclusive logic, and modulating and transmitting the encrypted image data.

The method of claim 5, wherein the password registration method comprises a process of displaying a password input request message by inputting a password input mode setting key, and inputting a numeric key corresponding to a password after the password input tool message is displayed. A method for encrypting data in a facsimile system, characterized by converting and storing data.

A method for receiving data encryption of a facsimile system, the method comprising: registering a set password, storing demodulated binarized data input through a telephone line in units of 4 bits, and storing the registered password in units of 4 bits. A method of encrypting data of a facsimile system comprising reading a binary data of 4 bits and performing exclusive logic to decrypt the decrypted data, and printing the decrypted data by MH or MR decoding.

The method of claim 7, wherein the password registration method comprises: displaying a password input request message by inputting a password input mode setting key; and inputting a numeric key corresponding to a password after displaying a private password input request message; The data encryption method of the facsimile system, characterized in that the process consisting of the conversion to the storage.

※ Note: The disclosure is based on the initial application.