KR970004221A - Over-discharge cutoff circuit improves over-discharge caused by battery recovery characteristics - Google Patents

Over-discharge cutoff circuit improves over-discharge caused by battery recovery characteristics Download PDF

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Publication number
KR970004221A
KR970004221A KR1019950018978A KR19950018978A KR970004221A KR 970004221 A KR970004221 A KR 970004221A KR 1019950018978 A KR1019950018978 A KR 1019950018978A KR 19950018978 A KR19950018978 A KR 19950018978A KR 970004221 A KR970004221 A KR 970004221A
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KR
South Korea
Prior art keywords
over
discharge
power
memory
power supply
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Application number
KR1019950018978A
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Korean (ko)
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KR0175452B1 (en
Inventor
류영무
Original Assignee
김광호
삼성전자 주식회사
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Priority to KR1019950018978A priority Critical patent/KR0175452B1/en
Priority to SE9602514A priority patent/SE9602514L/en
Priority to DE1996125903 priority patent/DE19625903A1/en
Publication of KR970004221A publication Critical patent/KR970004221A/en
Application granted granted Critical
Publication of KR0175452B1 publication Critical patent/KR0175452B1/en

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Classifications

    • 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
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Abstract

1. 청구범위에 기재된 발명이 속한 기술분야1. TECHNICAL FIELD OF THE INVENTION

배터리의 회복특성에 따른 과방전을 개선한 과방전 차단회로에 관한 기술이다.The present invention relates to an over-discharge cut-off circuit that improves over-discharge according to a recovery characteristic of a battery.

2. 발명이 해결하려고 하는 기술적 과제2. The technical problem to be solved by the invention

배터리의 회복특성에 따른 과방전을 제거하고자 하는데 있다.This is to eliminate over discharge due to the recovery characteristics of the battery.

3. 발명의 해결방법의 요지3. Summary of Solution to Invention

배터리의 메모리 백업전원 출력단자를 과방전 차단스위치의 일단에 연결하며, 메모리의 전원단자를 상기 과방전차단스위치의 타측에 연결하며, 상기 메모리의 전원단자와 상기 과방전차단스위치의 타측사이에 과방전 검출수단의 과방전 검출단자를 연결하며, 상기 과방전 검출수단의 과방전 검출신호의 출력단자를 상기 과방전 차단스위치에 연결하여 해결한다.The memory backup power output terminal of the battery is connected to one end of the over-discharge disconnect switch, and the power supply terminal of the memory is connected to the other side of the over-discharge disconnect switch, and overheated between the power terminal of the memory and the other side of the over-discharge disconnect switch. The over-discharge detection terminal of the previous detection means is connected, and the output terminal of the over-discharge detection signal of the over-discharge detection means is connected to the over-discharge disconnect switch.

4. 발명의 중요한 용도4. Important uses of the invention

무선전화기.Cordless Phone.

Description

배터리의 회복특성에 따라 발생되는 과방전을 개선한 과방전 차단회로Over-discharge cutoff circuit improves over-discharge caused by battery recovery characteristics

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

제1도는 종래 과방전 보호회로의 구성도, 제2도는 제1도에 도시된 배터리의 회복특성을 나타내는 도면, 제3도는 본 발명에 따른 배터리의 회복특성에 따라 발생되는 과방전을 개선한 과방전 차단회로.1 is a configuration diagram of a conventional over-discharge protection circuit, FIG. 2 is a diagram showing the recovery characteristics of the battery shown in FIG. 1, and FIG. 3 is an over-discharge improved over discharge generated according to the recovery characteristics of the battery according to the present invention. All disconnect circuit.

Claims (4)

정전시 메모리의 데이타를 보호하기 위한 배터리의 회복특성에 따른 과방전을 개선한 과방전 차단회로에 있어서, 1차측권선에 인가된 교류전원을 2차측권선에 유기시키는 트랜스포머와, 상기 교류전원을 직류전원으로 정류하는 브리지다이오드와, 상기 직류전원에 포함되어 있는 고조파성분을 제거하여 평활직류전원으로 출력하는 커패시터와, 상기 평활직류전원을 타전원단자로 출력하는 전원단자로 구성되는 파워어댑터와; 상기 타전원공급단자를 통하여 입력된 평활직류전원을 안정시켜 직류전원으로 출력하는 레귤레이터와, 상기 직류전원이 역방향으로 되어 다시 상기 레귤레이터로 공급되는 것을 막기 위한 역방향 차단방지 다이오드로와 상기 직류전원을 메모리 백업전원으로 충전하는 배터리로 구성되는 전원공급수단과; 상기 메모리 백업전원을 인가받아 상기 데이타의 저장을 지속하는 상기 메모리와; 상기 메모리 백업전원의 상기 메모리로 과방전을 검출하여 과방전 검출신호를 과방전 검출수단과; 상기 과방전검출신호에 대응하여 스위칭동작을 하여 상기 메모리 백업전원이 상기 메모리로 과방전되는 것을 차단하는 과방전 차단스위치로 이루어짐을 특징으로 하는 과방전 차단회로.An over-discharge cut-off circuit that improves over-discharge according to a recovery characteristic of a battery to protect data in a memory in the event of a power failure, comprising: a transformer for inducing an AC power applied to a primary winding to a secondary winding; A power adapter comprising a bridge diode rectified by a power source, a capacitor for removing harmonic components included in the DC power source and outputting the smoothed DC power source, and a power terminal for outputting the smooth DC power source to another power supply terminal; A regulator which stabilizes the smooth DC power input through the other power supply terminal and outputs the DC power, and a reverse blocking diode diode and a DC power supply to prevent the DC power from being reversed and supplied to the regulator again. A power supply means composed of a battery charged with backup power; The memory receiving the memory backup power and continuing the storage of the data; Over-discharge detecting means for detecting an over-discharge into the memory of the memory backup power supply and generating an over-discharge detection signal; And an overdischarge disconnecting switch for switching the memory backup power supply from being overdischarged to the memory by performing a switching operation corresponding to the overdischarge detection signal. 제1항에 있어서, 상기 배터리의 상기 메모리 백업전원 출력단자를 상기 과방전 차단스위치의 일단에 연결하며, 상기 메모리의 전원단자를 상기 과방전차단스위치의 타측에 연결하며, 상기 메모리의 전원단자와 상기 과방전차단스위치의 타측사이에 상기 과방전 검출수단의 과방전 검출단자를 연결하며, 상기 과방전 검출수단의 과방전 검출신호의 출력단자를 상기 과방전 차단스위치에 연결하여, 상기 과방전 검출수단은 상기 메모리 백업전원의 레벨이 과방전 차단전원의 레벨을 넘어서면 상기 과방전 검출신호를 발생하여 상기 과방전 차단스위치를 차단시켜 상기 배터리의 과방전을 차단하는 과방전 차단회로.The memory device of claim 1, wherein the memory backup power output terminal of the battery is connected to one end of the over-discharge disconnect switch, a power supply terminal of the memory is connected to the other side of the over-discharge disconnect switch, and a power supply terminal of the memory. Connecting the over-discharge detection terminal of the over-discharge detection means to the other side of the over-discharge disconnect switch, and connecting the output terminal of the over-discharge detection signal of the over-discharge detection means to the over-discharge disconnect switch, detecting the over-discharge And means for generating the over-discharge detection signal to block the over-discharge cutoff switch to block over-discharge of the battery when the level of the memory backup power exceeds the over-discharge cut-off power. 제1항 및 제2항에 있어서, 상기 배터리는 니켈ㆍ카드뮴 축전지임을 특징으로 하는 과방전 차단회로.The over-discharge blocking circuit according to claim 1 or 2, wherein the battery is a nickel-cadmium battery. 무선 전화기에서 정전시 메모리의 데이타를 보호하기 위한 메모리 백업용 배터리의 회복특성에 따른 과방전을 개선한 과방전 차단회로에 있어서, 1차측권선에 인가된 교류전원을 2차측권성에 유기시키는 트랜스포머와, 상기 교류전원을 직류전원으로 정류하는 브리지다이오드와, 상기 직류전원에 포함되어 있는 고조파성분을 제거하여 평활직류전원으로 출력하는 커패시터와, 상기 평활직류전원을 타전원단자로 출력하는 전원단자로 구성되는 파워어댑터와; 상기 타전원공급단자를 통하여 입력된 평활직류전원을 안정시켜 직류전원으로 출력하는 레귤레이터와, 상기 직류전원이 역방향으로 되어 다시 상기 레귤레이터로 공급되는 것을 막기 위한 역방향 차단장치 다이오드로와 상기 직류전원을 메모리 백업전원으로 충전하는 배터리로 구성되는 전원공급수단과; 상기 메모리 백업전원을 인가받아 상기 데이타의 저장을 지속하는 상기 메모리와; 상기 메모리 백업전원의 상기 메모리로 과방전을 검출하여 과방전 검출신호를 과방전 검출수단과; 상기 과방전검출신호에 대응하여 스위치동작을 하여 상기 메모리 백업전원이 상기 메모리로 과방전되는 것을 차단하는 과방전 차단스위치로 이루어짐을 특징으로 하는 과방전 차단회로.An over-discharge cut-off circuit that improves over-discharge according to recovery characteristics of a memory backup battery for protecting memory data in case of power failure in a wireless telephone, comprising: a transformer for inducing AC power applied to the primary winding to secondary winding; A bridge diode for rectifying the AC power into a DC power source, a capacitor for removing the harmonic components included in the DC power and outputting the smooth DC power, and a power terminal for outputting the smooth DC power to another power terminal. A power adapter; A regulator which stabilizes the smooth DC power input through the other power supply terminal and outputs the DC power, and a reverse circuit diode for preventing the DC power from being reversed and supplied to the regulator and the DC power memory A power supply means composed of a battery charged with backup power; The memory receiving the memory backup power and continuing the storage of the data; Over-discharge detecting means for detecting an over-discharge into the memory of the memory backup power supply and generating an over-discharge detection signal; And an over-discharge disconnecting switch configured to perform a switch operation corresponding to the over-discharge detection signal to block the memory backup power supply from being over-discharged into the memory. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950018978A 1995-06-30 1995-06-30 Overdischarging protection circuit KR0175452B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019950018978A KR0175452B1 (en) 1995-06-30 1995-06-30 Overdischarging protection circuit
SE9602514A SE9602514L (en) 1995-06-30 1996-06-26 Overcharge protection circuit to improve overcharging as battery recovery characteristic
DE1996125903 DE19625903A1 (en) 1995-06-30 1996-06-27 Excessive battery discharge protection circuit - has AC supply feeding transformer and bridge rectifier followed by regulator with diode and battery, then store for data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950018978A KR0175452B1 (en) 1995-06-30 1995-06-30 Overdischarging protection circuit

Publications (2)

Publication Number Publication Date
KR970004221A true KR970004221A (en) 1997-01-29
KR0175452B1 KR0175452B1 (en) 1999-05-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950018978A KR0175452B1 (en) 1995-06-30 1995-06-30 Overdischarging protection circuit

Country Status (3)

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KR (1) KR0175452B1 (en)
DE (1) DE19625903A1 (en)
SE (1) SE9602514L (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030070970A (en) * 2002-02-27 2003-09-03 삼성전자주식회사 Apparatus of back-up battery charger and power circuit
KR101175358B1 (en) * 2009-10-16 2012-08-20 한국과학기술원 Power supply system for non contact electromagnetic inductive charging of Electric Vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030070970A (en) * 2002-02-27 2003-09-03 삼성전자주식회사 Apparatus of back-up battery charger and power circuit
KR101175358B1 (en) * 2009-10-16 2012-08-20 한국과학기술원 Power supply system for non contact electromagnetic inductive charging of Electric Vehicle

Also Published As

Publication number Publication date
SE9602514D0 (en) 1996-06-26
DE19625903A1 (en) 1997-01-09
KR0175452B1 (en) 1999-05-01
SE9602514L (en) 1996-12-31

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