KR970064202A - Power consumption saving circuit when applying KBPS in TVCR - Google Patents

Power consumption saving circuit when applying KBPS in TVCR Download PDF

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Publication number
KR970064202A
KR970064202A KR1019960004940A KR19960004940A KR970064202A KR 970064202 A KR970064202 A KR 970064202A KR 1019960004940 A KR1019960004940 A KR 1019960004940A KR 19960004940 A KR19960004940 A KR 19960004940A KR 970064202 A KR970064202 A KR 970064202A
Authority
KR
South Korea
Prior art keywords
power
control signal
kbps
tvcr
voltage
Prior art date
Application number
KR1019960004940A
Other languages
Korean (ko)
Other versions
KR100218103B1 (en
Inventor
복윤수
Original Assignee
김광호
삼성전자 주식회사
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019960004940A priority Critical patent/KR100218103B1/en
Publication of KR970064202A publication Critical patent/KR970064202A/en
Application granted granted Critical
Publication of KR100218103B1 publication Critical patent/KR100218103B1/en

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/63—Generation or supply of power specially adapted for television receivers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/036—Radio; TV

Abstract

본 발명은 한국형 프로그램 예약녹화 시스템(이하는 KBPS라 칭함)을 적용한 TVCR의 스텐바이 상태(이하는 대기상태라 칭함)에서 전원 공급라인을 최대한으로 차단함으로써 불필요하게 소비되는 전력을 줄일 수 있도록 한 TVCR에서의 KBPS 적용시 소비전력 절감회로에 관한 것인 바, 그 특징은 전원 입력에 대해 다수의 전압 출력단을 구비하여 세트를 동작시키기 위한 기준전압 및 상기 기준전압에 비례하는 임의 레벨의 제1전압과 제2전압을 세트 동작에 따라 각각 구분하여 가변출력하는 스위칭 트랜스포머와, 상기 스위칭 트랜스포머에서 세트 동작상태에 따라 가변출력되는 기준전압을 TV부의 전원제어신호나 VCR부의 전원제어신호에 따라 공급하거나 차단하여 대기상에서 필요로 하는 전원만을 공급하는 대기전원 스위칭수단으로 구성함에 있다.The present invention relates to a TVCR which can reduce unnecessary power consumption by maximally blocking a power supply line in a stand-by state (hereinafter referred to as a standby state) of a TVCR to which a Korean type program reservation recording system (hereinafter referred to as KBPS) The present invention relates to a power saving circuit for applying a KBPS in a power supply, and more particularly, to a power saving circuit having a plurality of voltage output stages for a power supply input, a first voltage for operating the set, A switching transformer for variably outputting a second voltage in accordance with a set operation, and a control unit for supplying or disconnecting a reference voltage variable output according to a set operation state in the switching transformer according to a power control signal of the TV unit or a power control signal of the VCR unit And a standby power switching means for supplying only the power required in the air.

Description

TVCR에서의 KBPS적용시 소비전력 절감회로Power consumption saving circuit when applying KBPS in TVCR

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 본 발명에 의한 TVCR에서의 KBPS 적용시 소비전력 절감회로의 일 실시예도.FIG. 1 shows an embodiment of a power saving circuit for applying KBPS in TVCR according to the present invention.

제2도는 본 발명에 따른 TVCR에서의 KBPS 적용시 소비전력 절감회로의 동작을 설명하기 위해 나타낸 세트 동작 모드별 전원제어신호 논리표.FIG. 2 is a logic diagram of a power control signal according to a set operation mode to explain the operation of the power saving circuit when applying KBPS in the TVCR according to the present invention.

Claims (3)

전원입력에 대해 다수의 전압 출력단을 구비하여 세트를 동작시키기 위한 기준전압 및 상기 기준전압에 비례하는 임의 레벨의 제1전압과 제2전압을 세트 동작상태에 따라 구분하여 가변출력하는 스위칭 트랜스포머와, 상기 스위칭 트랜스포머에서 세트 동작상태에 따라 가변출력되는 기준전압을 TV부의 전원제어신호나 VCR부의 전원제어신호에 따라 공급하거나 차단하여 대기상태에서 칠요로 하는 전원만을 공급하는 대기전원 스위칭수단으로 구성함을 특징으로 하는 TVCR에서의 KBPS적용시 소비전력 절감회로.A switching transformer having a plurality of voltage output terminals with respect to a power input and dividing a first voltage and a second voltage of a certain level proportional to the reference voltage for operating the set according to a set operation state, And a standby power switching means for supplying only a power source to be turned on in a standby state by supplying or interrupting a reference voltage variable output according to a set operation state of the switching transformer according to a power control signal of a TV unit or a power control signal of a VCR unit A power saving circuit for applying KBPS in TVCR. 제1항에 있어서, 상기 대기전원 스위칭수단은 TV부 전원 제어신호 (TV-PWR)또는 VCR부 전원제어신호 (VCR-PWR)의 논리조건에 따라 온되거나 오프되어 마이크로 프로세서에 필요로 하는 대기전원 공급 경로를 형성하는 다수의 연동 트랜지스터(Q1-Q6)와, 상기 트랜지스터를 바이어스하는 저항(R1-R8) 및 전원제어신호 (TV-PWR)의 역류방지를 위한 다이오드(D3-D6)로 구성함을 특징으로 하는 TVCR에서의 KBPS 적용시 소비전력 절감회로.The standby power switching unit according to claim 1, wherein the standby power switching unit is turned on or off according to logical conditions of a TV power control signal TV-PWR or a VCR power control signal VCR-PWR, A plurality of interlocking transistors Q1 to Q6 forming a supply path and resistors R1 to R8 for biasing the transistors and diodes D3 to D6 for preventing reverse flow of a power supply control signal TV-PWR A power saving circuit for applying KBPS in TVCR. 제2항에 있어서, 상기 대기전원 스위칭수단은 두 트랜지스터(Q1)(Q4)의 베이스 단자에 TV부 전원 제어 신호(TV-PWR)와 VCR부 전원제어신호(VCR-PWR)가 공통으로 인가될 수 있도록 두 신호를 저항(R4,R8)과 다이오드(D3-D6)를 통해 논리오어(OR)로 연결한 것을 특징으로 하는 TVCR에서의 KBPS 적용시 소비전력 절감회로.3. The plasma display apparatus of claim 2, wherein the standby power switching means is configured such that a TV power control signal TV-PWR and a VCR power control signal VCR-PWR are commonly applied to the base terminals of the two transistors Q1 and Q4 (OR) between the two signals through resistors (R4, R8) and diodes (D3-D6). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960004940A 1996-02-27 1996-02-27 Power saving circuit of a tvcr KR100218103B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960004940A KR100218103B1 (en) 1996-02-27 1996-02-27 Power saving circuit of a tvcr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960004940A KR100218103B1 (en) 1996-02-27 1996-02-27 Power saving circuit of a tvcr

Publications (2)

Publication Number Publication Date
KR970064202A true KR970064202A (en) 1997-09-12
KR100218103B1 KR100218103B1 (en) 1999-09-01

Family

ID=19451962

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960004940A KR100218103B1 (en) 1996-02-27 1996-02-27 Power saving circuit of a tvcr

Country Status (1)

Country Link
KR (1) KR100218103B1 (en)

Also Published As

Publication number Publication date
KR100218103B1 (en) 1999-09-01

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