KR100905283B1 - 다수 키의 동시 입력을 인식할 수 있는 키보드 - Google Patents
다수 키의 동시 입력을 인식할 수 있는 키보드 Download PDFInfo
- Publication number
- KR100905283B1 KR100905283B1 KR1020080028453A KR20080028453A KR100905283B1 KR 100905283 B1 KR100905283 B1 KR 100905283B1 KR 1020080028453 A KR1020080028453 A KR 1020080028453A KR 20080028453 A KR20080028453 A KR 20080028453A KR 100905283 B1 KR100905283 B1 KR 100905283B1
- Authority
- KR
- South Korea
- Prior art keywords
- keyboard
- port
- membrane
- input
- key
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims abstract description 70
- 239000011159 matrix material Substances 0.000 claims abstract description 36
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 13
- 239000000758 substrate Substances 0.000 claims description 11
- 238000010297 mechanical methods and process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/0202—Constructional details or processes of manufacture of the input device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
- H03M11/003—Phantom keys detection and prevention
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
Description
Claims (8)
- 동시에 다수 키를 입력할 수 있는 멤브레인 키보드에 있어서,키보드 매트릭스가 형성되는 한 쌍의 멤브레인 필름과 상기 키보드 매트릭스와 연결되는 다수의 멤브레인 필름부 포트를 포함하는 멤브레인 필름부; 와상기 멤브레인 필름부 포트와 각각 연결되는 PCB 포트, 상기 멤브레인 필름부의 키보드 매트릭스로 키 입력 감지 신호를 출력하고 그에 따라 입력되는 신호를 감지하여 사용자가 입력한 키를 판별하는 키보드 제어부 및 상기 PCB 포트와 상기 키보드 제어부 사이에 각각 배치되는 다수의 정류 소자를 구비하는 PCB 기판을 포함하며,상기 키보드 제어부는,상기 키보드 매트릭스로 키 입력 감지 신호를 출력하기 위한 출력 포트; 와상기 키보드 매트릭스로부터 전달되는 신호를 입력받기 위한 입력 포트를 포함하는 한편,상기 PCB 기판의 정류 소자를 통과한 회로는 소정의 그룹으로 합쳐져 상기 입력 포트로 연결되는 것을 특징으로 하는 멤브레인 키보드.
- 삭제
- 제1항에 있어서,상기 정류 소자는,상기 키보드 제어부와 상기 PCB 포트 사이에 배치되는 다이오드인 것을 특징으로 하는 멤브레인 키보드.
- 삭제
- 제2항에 있어서,상기 다이오드는상기 키보드 제어부의 출력 포트로부터 상기 키보드 제어부의 입력 포트방향을 순방향으로 하는 것을 특징으로 하는 멤브레인 키보드.
- 삭제
- 삭제
- 삭제
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080028453A KR100905283B1 (ko) | 2008-03-27 | 2008-03-27 | 다수 키의 동시 입력을 인식할 수 있는 키보드 |
PCT/KR2008/004297 WO2009119947A1 (en) | 2008-03-27 | 2008-07-23 | Keyboard for detecting a number of keys inputted concurrently and method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080028453A KR100905283B1 (ko) | 2008-03-27 | 2008-03-27 | 다수 키의 동시 입력을 인식할 수 있는 키보드 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100905283B1 true KR100905283B1 (ko) | 2009-06-29 |
Family
ID=40983286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080028453A KR100905283B1 (ko) | 2008-03-27 | 2008-03-27 | 다수 키의 동시 입력을 인식할 수 있는 키보드 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR100905283B1 (ko) |
WO (1) | WO2009119947A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0820246D0 (en) * | 2008-11-05 | 2008-12-10 | Distance Lab Ltd | Remote impact device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60181911A (ja) | 1984-02-29 | 1985-09-17 | Alps Electric Co Ltd | キ−ボ−ド入力装置におけるイメ−ジ発生防止方式 |
JPH06131089A (ja) * | 1991-08-02 | 1994-05-13 | Nec Corp | キーボード |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62278624A (ja) * | 1986-05-27 | 1987-12-03 | Alps Electric Co Ltd | キ−ボ−ド入力装置 |
JPS6355617A (ja) * | 1986-08-27 | 1988-03-10 | Canon Inc | キ−入力装置 |
JPH02310714A (ja) * | 1989-05-26 | 1990-12-26 | Matsushita Electric Ind Co Ltd | キーボードスイッチ |
JP2819968B2 (ja) * | 1992-10-13 | 1998-11-05 | 日本電気株式会社 | キーボード |
JP2783097B2 (ja) * | 1992-11-26 | 1998-08-06 | 日本電気株式会社 | キーボード |
JP2720825B2 (ja) * | 1995-05-30 | 1998-03-04 | 日本電気株式会社 | キーボード |
-
2008
- 2008-03-27 KR KR1020080028453A patent/KR100905283B1/ko active IP Right Grant
- 2008-07-23 WO PCT/KR2008/004297 patent/WO2009119947A1/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60181911A (ja) | 1984-02-29 | 1985-09-17 | Alps Electric Co Ltd | キ−ボ−ド入力装置におけるイメ−ジ発生防止方式 |
JPH06131089A (ja) * | 1991-08-02 | 1994-05-13 | Nec Corp | キーボード |
Also Published As
Publication number | Publication date |
---|---|
WO2009119947A1 (en) | 2009-10-01 |
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