KR20020037562A - 정전기 측정장치 - Google Patents
정전기 측정장치 Download PDFInfo
- Publication number
- KR20020037562A KR20020037562A KR1020000067527A KR20000067527A KR20020037562A KR 20020037562 A KR20020037562 A KR 20020037562A KR 1020000067527 A KR1020000067527 A KR 1020000067527A KR 20000067527 A KR20000067527 A KR 20000067527A KR 20020037562 A KR20020037562 A KR 20020037562A
- Authority
- KR
- South Korea
- Prior art keywords
- unit
- static electricity
- voltage
- reference voltage
- electrostatic
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/24—Arrangements for measuring quantities of charge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/32—Monitoring with visual or acoustical indication of the functioning of the machine
- G06F11/324—Display of status information
- G06F11/325—Display of status information by lamps or LED's
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/234—Indexing scheme relating to amplifiers the input amplifying stage being one or more operational amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Quality & Reliability (AREA)
- General Engineering & Computer Science (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
Description
Claims (2)
- 측정대상이 되는 물체와 대향되도록 배치되어 정전기의 세기를 측정하여 적분 및 증폭하는 정전기 센서부와, 상기 정전기 센서부에서 측정된 값을 입력받아 실효치 값으로 변환하여 출력하는 실효치 출력부와, 특정 발진주파수에 따라 동작하고 상기 실효치 출력부에서 출력되는 실효치와 기준전압을 비교하여 그 결과신호를 출력하는 컨버터부와, 상기 컨버터부에 기준전압을 제공하는 기준전압 제공부와, 상기 컨버터부에 특정의 발진주파수를 제공하는 발진 회로부와, 상기 컨버터부에서 출력되는 신호에 따라 정전기의 세기를 사용자가 확인할 수 있도록 디지털 또는 아날로그 수치로 표시하는 디스플레이부와, 배터리의 전압을 기준전압과 비교하여 저전압 상태를 판정하고 그 결과가 상기 디스플레이부에서 표시되도록 신호를 출력하는 전압비교 회로부를 포함하여 구성되는 것을 특징으로 하는 정전기 측정장치.
- 제 1 항에 있어서,배터리 전원의 출력단에 연결되어 사용자의 조작에 따라 온/오프됨으로써 상기 정전기 센서부의 동작여부를 포함한 시스템의 구동을 결정함으로써 정전기 측정이 이루어지는 동안에 만 배터리 전원이 공급되도록 하는 스위칭부를 더 포함하여 구성되는 것을 특징으로 하는 정전기 측정장치.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000067527A KR20020037562A (ko) | 2000-11-14 | 2000-11-14 | 정전기 측정장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000067527A KR20020037562A (ko) | 2000-11-14 | 2000-11-14 | 정전기 측정장치 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2020000031985U Division KR200221641Y1 (ko) | 2000-11-15 | 2000-11-15 | 정전기 측정장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20020037562A true KR20020037562A (ko) | 2002-05-22 |
Family
ID=19698930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020000067527A Abandoned KR20020037562A (ko) | 2000-11-14 | 2000-11-14 | 정전기 측정장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR20020037562A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020078673A (ko) * | 2001-04-07 | 2002-10-19 | 김영호 | 정전기 측정장치 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59192972A (ja) * | 1983-04-15 | 1984-11-01 | Sumitomo Electric Ind Ltd | 静電気測定装置 |
| JPS61292572A (ja) * | 1985-06-20 | 1986-12-23 | Denshi Seigyo Group:Kk | 静電気測定器 |
| JPH07306237A (ja) * | 1994-05-09 | 1995-11-21 | Xerox Corp | 静電界測定装置及び高電圧導体 |
| KR20000050249A (ko) * | 2000-05-30 | 2000-08-05 | 신이균 | 정전기 측정시스템 |
-
2000
- 2000-11-14 KR KR1020000067527A patent/KR20020037562A/ko not_active Abandoned
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59192972A (ja) * | 1983-04-15 | 1984-11-01 | Sumitomo Electric Ind Ltd | 静電気測定装置 |
| JPS61292572A (ja) * | 1985-06-20 | 1986-12-23 | Denshi Seigyo Group:Kk | 静電気測定器 |
| JPH07306237A (ja) * | 1994-05-09 | 1995-11-21 | Xerox Corp | 静電界測定装置及び高電圧導体 |
| KR20000050249A (ko) * | 2000-05-30 | 2000-08-05 | 신이균 | 정전기 측정시스템 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020078673A (ko) * | 2001-04-07 | 2002-10-19 | 김영호 | 정전기 측정장치 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20001114 |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20030225 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20001114 Comment text: Patent Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20040830 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20050329 |
|
| NORF | Unpaid initial registration fee | ||
| PC1904 | Unpaid initial registration fee |