KR920009363B1 - 캠코더용 배터리의 충전제어회로 - Google Patents
캠코더용 배터리의 충전제어회로 Download PDFInfo
- Publication number
- KR920009363B1 KR920009363B1 KR1019900020039A KR900020039A KR920009363B1 KR 920009363 B1 KR920009363 B1 KR 920009363B1 KR 1019900020039 A KR1019900020039 A KR 1019900020039A KR 900020039 A KR900020039 A KR 900020039A KR 920009363 B1 KR920009363 B1 KR 920009363B1
- Authority
- KR
- South Korea
- Prior art keywords
- battery
- voltage
- unit
- camcorder
- charge
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus
- G11B31/006—Arrangements for the associated working of recording or reproducing apparatus with related apparatus with video camera or receiver
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (1)
- 캠코더용 배터리 충전제어회로에 있어서, 정전압을 공급하는 정전압공급부(1)와, 배터리(Bt1)에 흐르는 충전전류와 접지된 저항(R1)에 의한 전압을 주파수로 변환하는 전압/주파수변환부(2)와, 상기 전압/주파수변환부(2)의 출력에 따른 펄스수를 카운트하는 카운터부(3)와, 상기 카운터부(3)의 출력을 아날로그신호로 변환하는 디지탈/아날로그변환부(4)와, 상기 디지탈/아날로그변환부(4)의 출력에 따라 상기 정전압 공급부(1)를 제어하는 제어부(5) 및 충전정도를 표시하는 표시부(6)와, 상기 정전압공급부로부터 정전압을 공급받아 각부에 전원을 공급하는 구동전압부(7)를 포함하여 구성됨을 특징으로 하는 캠코더용 배터리 충전제어회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900020039A KR920009363B1 (ko) | 1990-12-06 | 1990-12-06 | 캠코더용 배터리의 충전제어회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900020039A KR920009363B1 (ko) | 1990-12-06 | 1990-12-06 | 캠코더용 배터리의 충전제어회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920013844A KR920013844A (ko) | 1992-07-29 |
KR920009363B1 true KR920009363B1 (ko) | 1992-10-15 |
Family
ID=19307143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900020039A KR920009363B1 (ko) | 1990-12-06 | 1990-12-06 | 캠코더용 배터리의 충전제어회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920009363B1 (ko) |
-
1990
- 1990-12-06 KR KR1019900020039A patent/KR920009363B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR920013844A (ko) | 1992-07-29 |
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Date | Code | Title | Description |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19901206 |
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PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19901206 Comment text: Request for Examination of Application |
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PG1501 | Laying open of application | ||
G160 | Decision to publish patent application | ||
PG1605 | Publication of application before grant of patent |
Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19920919 |
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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: 19921226 |
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Comment text: Registration of Establishment Patent event date: 19930212 Patent event code: PR07011E01D |
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