KR0148895B1 - 휴대용 컴퓨터의 배터리 충전 제어장치 - Google Patents
휴대용 컴퓨터의 배터리 충전 제어장치 Download PDFInfo
- Publication number
- KR0148895B1 KR0148895B1 KR1019950004555A KR19950004555A KR0148895B1 KR 0148895 B1 KR0148895 B1 KR 0148895B1 KR 1019950004555 A KR1019950004555 A KR 1019950004555A KR 19950004555 A KR19950004555 A KR 19950004555A KR 0148895 B1 KR0148895 B1 KR 0148895B1
- Authority
- KR
- South Korea
- Prior art keywords
- battery
- voltage
- bat3
- input terminal
- transistor
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
- H02J7/90—Regulation of charging or discharging current or voltage
- H02J7/96—Regulation of charging or discharging current or voltage in response to battery voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/20—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (1)
- 휴대용 컴퓨터의 배터리 충전 제어장치에 있어서, 배터리(BAT3)로부터 인가되는 전압을, 상기 배터리(BAT3)가 완전방전된 경우의 상기 배터리(BAT3) 전압에 대응되는, 제1기준전압으로 유지시켜 출력하는 제1정전압 유지부(41) ; 상기 배터리(BAT3)로부터 반전 입력단에 인가된 전압과 상기 제1정전압 유지부(41)로부터 비반전 입력단에 인가된 제1기준전압을 비교하여 해당 비교결과 신호를 출력하는 제1비교부(43) ; 상기 배터리(BAT3)로부터 인가되는 전압을, 상기 배터리(BAT3)가 만충전된 경우의 상기 배터리(BAT3) 전압에 대응되는, 제2기준전압으로 유지시켜 출력하는 제2정전압 유지부(42) ; 상기 배터리(BAT3)로부터 비반전 입력단에 인가된 전압과 상기 제2정전압 유지부(42)로부터 반전 입력단에 인가된 제2기준전압을 비교하여 해당 비교결과 신호를 출력하는 제2비교부(44) ; 상기 제1비교부(43)로부터 인가된 신호와, 소정의 핫키 입력에 따라 키보드 콘트롤러(60)로부터 인가된 신호를 논리합하여 출력하는 OR게이트(45) ; 상기 OR게이트(45)로부터 인가된 신호를 반전시켜 출력하는 제1인버터(47) ; 상기 제2비교부(44)로부터 리세트단(RS)에 인가된 신호와 상기 제1인버터(47)로부터 입력단(D)에 인가된 신호에 따라 출력단(Q)을 통해 대응되는 신호를 출력하는 D플립플롭(46) ; 상기 D플립플롭(46)의 출력단(Q)으로부터 인가된 신호를 반전시켜 출력하는 제2인버터(48) ; 상기 OR게이트(45)와 상기 제2인버터(48)로부터 인가된 신호에 따라 온/오프 동작하는 제1트랜지스터(TR1) ; 상기 제1트랜지스터(TR1)의 온/오프에 대응하여 온/오프 동작하는 제2트랜지스터(TR2) ; 상기 제2트랜지스터(TR2)의 온/오프에 대응하여, 충전기(50)로부터 상기 배터리(BAT3)측에 인가되는 직류전류를, 연결/차단시키는 전계효과 트랜지스터(FT)를 포함하는 것을 특징으로 하는 휴대용 컴퓨터의 배터리 충전 제어장치.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950004555A KR0148895B1 (ko) | 1995-03-07 | 1995-03-07 | 휴대용 컴퓨터의 배터리 충전 제어장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950004555A KR0148895B1 (ko) | 1995-03-07 | 1995-03-07 | 휴대용 컴퓨터의 배터리 충전 제어장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR960033918A KR960033918A (ko) | 1996-10-22 |
| KR0148895B1 true KR0148895B1 (ko) | 1998-12-15 |
Family
ID=19409292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950004555A Expired - Fee Related KR0148895B1 (ko) | 1995-03-07 | 1995-03-07 | 휴대용 컴퓨터의 배터리 충전 제어장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR0148895B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100713850B1 (ko) * | 2005-09-28 | 2007-05-07 | 삼성전자주식회사 | 배터리 팩과 휴대용 전자장치 및 그 제어방법 |
-
1995
- 1995-03-07 KR KR1019950004555A patent/KR0148895B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100713850B1 (ko) * | 2005-09-28 | 2007-05-07 | 삼성전자주식회사 | 배터리 팩과 휴대용 전자장치 및 그 제어방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR960033918A (ko) | 1996-10-22 |
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