KR910010151U - 비밀 코드 부가 회로 - Google Patents

비밀 코드 부가 회로

Info

Publication number
KR910010151U
KR910010151U KR2019890017798U KR890017798U KR910010151U KR 910010151 U KR910010151 U KR 910010151U KR 2019890017798 U KR2019890017798 U KR 2019890017798U KR 890017798 U KR890017798 U KR 890017798U KR 910010151 U KR910010151 U KR 910010151U
Authority
KR
South Korea
Prior art keywords
additional circuit
secret code
code additional
secret
circuit
Prior art date
Application number
KR2019890017798U
Other languages
English (en)
Other versions
KR920008247Y1 (ko
Inventor
박찬현
Original Assignee
현대전자산업 주식회사
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 by 현대전자산업 주식회사 filed Critical 현대전자산업 주식회사
Priority to KR2019890017798U priority Critical patent/KR920008247Y1/ko
Publication of KR910010151U publication Critical patent/KR910010151U/ko
Application granted granted Critical
Publication of KR920008247Y1 publication Critical patent/KR920008247Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/006—Secret communication by varying or inverting the phase, at periodic or random intervals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
KR2019890017798U 1989-11-29 1989-11-29 비밀 코드 부가 회로 KR920008247Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890017798U KR920008247Y1 (ko) 1989-11-29 1989-11-29 비밀 코드 부가 회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890017798U KR920008247Y1 (ko) 1989-11-29 1989-11-29 비밀 코드 부가 회로

Publications (2)

Publication Number Publication Date
KR910010151U true KR910010151U (ko) 1991-06-29
KR920008247Y1 KR920008247Y1 (ko) 1992-11-14

Family

ID=19292478

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890017798U KR920008247Y1 (ko) 1989-11-29 1989-11-29 비밀 코드 부가 회로

Country Status (1)

Country Link
KR (1) KR920008247Y1 (ko)

Also Published As

Publication number Publication date
KR920008247Y1 (ko) 1992-11-14

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19951113

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee