KR870006451A - Lcd keyboard system - Google Patents

Lcd keyboard system Download PDF

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Publication number
KR870006451A
KR870006451A KR1019850010134A KR850010134A KR870006451A KR 870006451 A KR870006451 A KR 870006451A KR 1019850010134 A KR1019850010134 A KR 1019850010134A KR 850010134 A KR850010134 A KR 850010134A KR 870006451 A KR870006451 A KR 870006451A
Authority
KR
South Korea
Prior art keywords
keyboard system
liquid crystal
lcd keyboard
lcd
key
Prior art date
Application number
KR1019850010134A
Other languages
Korean (ko)
Inventor
임수일
Original Assignee
허신구
주식회사 금성사
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 허신구, 주식회사 금성사 filed Critical 허신구
Priority to KR1019850010134A priority Critical patent/KR870006451A/en
Publication of KR870006451A publication Critical patent/KR870006451A/en

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Abstract

내용 없음.No content.

Description

액정 키보드 시스템Lcd keyboard system

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

제1도는 액정 키 스위치의 개략도.1 is a schematic diagram of a liquid crystal key switch.

제2도는 본 발명에 따른 액정 키보드 시스템의 블록도.2 is a block diagram of a liquid crystal keyboard system according to the present invention.

제3도는 액정 키 스위치의 동작과 표시상태를 나타낸 도면.3 is a view showing the operation and display state of the liquid crystal key switch.

제4도는 제2도의 키 특성제어부의 상세 블록도.4 is a detailed block diagram of the key characteristic controller of FIG. 2;

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 액정키스위치 2 : 스위치1 LCD switch 2 Switch

3 : 액정표시장치 4 : 액정키보드시스템3: liquid crystal display device 4: liquid crystal keyboard system

5 : 중앙처리장치 6 : 키특성제어부5: central processing unit 6: key characteristics control unit

Claims (1)

전원단자, 복수개의 제어단자, 접지단자 및 접점을 일체로 하여 구성된 액정 키스위치와, 키 특성제어부 및 중앙처리기를 구비한 것을 특징으로 하는 액정 키보드 시스템.A liquid crystal keyboard system comprising a liquid crystal key switch configured by integrally a power supply terminal, a plurality of control terminals, a ground terminal, and a contact point, a key characteristic controller and a central processor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850010134A 1985-12-31 1985-12-31 Lcd keyboard system KR870006451A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019850010134A KR870006451A (en) 1985-12-31 1985-12-31 Lcd keyboard system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019850010134A KR870006451A (en) 1985-12-31 1985-12-31 Lcd keyboard system

Publications (1)

Publication Number Publication Date
KR870006451A true KR870006451A (en) 1987-07-11

Family

ID=69104035

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850010134A KR870006451A (en) 1985-12-31 1985-12-31 Lcd keyboard system

Country Status (1)

Country Link
KR (1) KR870006451A (en)

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E601 Decision to refuse application