KR940009743B1 - Key-pad switch input system - Google Patents

Key-pad switch input system Download PDF

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Publication number
KR940009743B1
KR940009743B1 KR89019706A KR890019706A KR940009743B1 KR 940009743 B1 KR940009743 B1 KR 940009743B1 KR 89019706 A KR89019706 A KR 89019706A KR 890019706 A KR890019706 A KR 890019706A KR 940009743 B1 KR940009743 B1 KR 940009743B1
Authority
KR
South Korea
Prior art keywords
pad switch
key
data
micro processor
key pad
Prior art date
Application number
KR89019706A
Other languages
English (en)
Other versions
KR910012884A (ko
Inventor
Sang-Dae Choe
Original Assignee
Gold Star Co
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 Gold Star Co filed Critical Gold Star Co
Priority to KR89019706A priority Critical patent/KR940009743B1/ko
Publication of KR910012884A publication Critical patent/KR910012884A/ko
Application granted granted Critical
Publication of KR940009743B1 publication Critical patent/KR940009743B1/ko

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  • Input From Keyboards Or The Like (AREA)
KR89019706A 1989-12-27 1989-12-27 Key-pad switch input system KR940009743B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR89019706A KR940009743B1 (en) 1989-12-27 1989-12-27 Key-pad switch input system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR89019706A KR940009743B1 (en) 1989-12-27 1989-12-27 Key-pad switch input system

Publications (2)

Publication Number Publication Date
KR910012884A KR910012884A (ko) 1991-08-08
KR940009743B1 true KR940009743B1 (en) 1994-10-17

Family

ID=19293812

Family Applications (1)

Application Number Title Priority Date Filing Date
KR89019706A KR940009743B1 (en) 1989-12-27 1989-12-27 Key-pad switch input system

Country Status (1)

Country Link
KR (1) KR940009743B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100442370B1 (ko) * 2002-07-25 2004-07-30 엘지전자 주식회사 이동통신단말기의 키 스캔장치 및 방법

Also Published As

Publication number Publication date
KR910012884A (ko) 1991-08-08

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