CN203289545U - Digital television set-top box and television remote control switch linkage zero power consumption standby circuit - Google Patents
Digital television set-top box and television remote control switch linkage zero power consumption standby circuit Download PDFInfo
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- CN203289545U CN203289545U CN2013202242294U CN201320224229U CN203289545U CN 203289545 U CN203289545 U CN 203289545U CN 2013202242294 U CN2013202242294 U CN 2013202242294U CN 201320224229 U CN201320224229 U CN 201320224229U CN 203289545 U CN203289545 U CN 203289545U
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Abstract
The utility model discloses a digital television set-top box and television remote control switch linkage zero power consumption standby circuit, and relates to the technical field of digital television control. The circuit is connected onto a 220V power source through a first live wire end L1 and a first zero wire end N1, connected onto a power plug of a television through a second zero wire end N2 and a second live wire L2, and connected onto a 220V power plug of a digital television set-top box through a third zero wire end N3 and a third live wire end L3. According to the utility model, advantages of simple circuit, reasonable design and good practicability can be realized, the zero power consumption standby purpose can be realized well, and the advantage of obvious electrical energy saving can be realized.
Description
Technical field
The utility model relates to Digital Television control technology field, is specifically related to a kind of digital TV set-top box and tv remote control switch interlock Zero consumption standby circuit.
Background technology
Digital Television just refers to that from studio to all links of emission, transmission, reception be all that all signal propagation are all the television-type of propagating by the digital stream that consists of 0,1 numeric string with digital television signal or to this system.Its loss of signal is little, and reception is good.At present, the Digital Television of selling on market, strictly speaking, not Digital Television, but digital television signal display (HDTV READY), because such Digital Television can not directly be watched digital television program, also need to connect again a set-top box,, if there is no set-top box, your Digital Television resolution is high not to be used more yet for reception and switching signal form.Two remote controllers be will use like this and control figure TV and set-top box respectively, inconvenience very come.
The utility model content
Utility model technical problem to be solved is to improve a kind of simple in structure, futuramic digital TV set-top box and tv remote control switch interlock Zero consumption standby circuit.
Utility model technical problem to be solved realizes by the following technical solutions:
a kind of digital TV set-top box and tv remote control switch interlock Zero consumption standby circuit, described circuit is connected on the 220V power supply through the first live wire end L1 and the first zero line side N1, through the second zero line side N2, the second live wire L2 is connected on the attaching plug of television set, through the 3rd zero line side N3, the 3rd live wire end L3 is connected on the 220V attaching plug of digital TV set-top box, 220V voltage on described the first live wire end L1 and the first zero line side N1 is divided into two-way, first via voltage is through the first capacitor C 1 step-down, diode D1-D2 rectification, output 12 voltages after the second capacitor C 2 filtering and voltage-stabiliser tube ZD1 voltage stabilizing, give the first photoelectrical coupler IC1 internal body diodes power supply through the 7th resistance R 7, the infrared receiving terminal power supply of 5V voltage to the first photoelectrical coupler IC1 exported on the second tunnel after the second resistance R 2 step-downs, the 3rd capacitor C 3 filtering, the second voltage-stabiliser tube ZD2 voltage stabilizing,
Described the first photoelectrical coupler IC1 the 1st pin is connected to the base stage of the second triode Q2 through the 3rd resistance R 3, be connected to the emitter of the second triode Q2 through the 5th diode D5, be connected to the 3rd photoelectrical coupler IC3 the 4th pin through the 4th resistance R 4, be parallel with the 4th capacitor C 4 and the first triode Q1 on described the first photoelectrical coupler IC1 the 3rd pin, the base stage of described the 4th capacitor C 4 one termination the first triode Q1, other end ground connection, the emitter of described the first triode Q1 is connected to the base stage of the second triode Q2, the grounded collector of described the first triode Q1;
The collector electrode of described the second triode Q2 is connected to the base stage of the 3rd triode Q3 through the 5th capacitor C 5, the 6th diode D6, the 8th resistance R 8 and the 9th resistance R 9, the collector electrode of described the 3rd triode Q3 is connected on the second photoelectrical coupler IC2 the 2nd pin;
Described the second photoelectrical coupler IC2 the 3rd pin is connected to bidirectional triode thyristor BT1 the 2nd pin through the 11 resistance R 11, described bidirectional triode thyristor BT1 the 3rd pin is divided into two-way, one road is connected to the second live wire end L2, another road is connected to the 3rd zero line side L3, and described bidirectional triode thyristor BT1 the 1st pin is connected with diode D1-D4 through the first resistance R 1;
Described the 3rd photoelectrical coupler IC3 the 3rd pin is divided into two-way, and road the 7th a diode D7 is connected between the 6th diode D6 and the 8th resistance R 8, and another Lu Jingdi ten resistance R 10 are connected to regulating resistor RT1; Be parallel with the 6th resistance R 6 and diode D8-D12 on described the 3rd photoelectrical coupler IC3 the 1st and the 2nd pin, described diode D8-D12 one end is connected to the second zero line side N2, and the other end is connected to the 3rd zero line side N3 and the first zero line side L1.
The beneficial effect of utility model is: the utility model circuit is simple, and is reasonable in design, practical, can be good at reaching Zero-power-consumption standby, and electrical energy saving is obvious.
Description of drawings
Fig. 1 is the utility model circuit theory diagrams.
Embodiment
For technological means, creation characteristic that utility model is realized, reach purpose and effect is easy to understand,, below in conjunction with concrete diagram, further set forth utility model.
as shown in Figure 1, a kind of digital TV set-top box and tv remote control switch interlock Zero consumption standby circuit, circuit is connected on the 220V power supply through the first live wire end L1 and the first zero line side N1, through the second zero line side N2, the second live wire L2 is connected on the attaching plug of television set, through the 3rd zero line side N3, the 3rd live wire end L3 is connected on the 220V attaching plug of digital TV set-top box, 220V voltage on the first live wire end L1 and the first zero line side N1 is divided into two-way, first via voltage is through the first capacitor C 1 step-down, diode D1-D2 rectification, output 12 voltages after the second capacitor C 2 filtering and voltage-stabiliser tube ZD1 voltage stabilizing, give the first photoelectrical coupler IC1 internal body diodes power supply through the 7th resistance R 7, the infrared receiving terminal power supply of 5V voltage to the first photoelectrical coupler IC1 exported on the second tunnel after the second resistance R 2 step-downs, the 3rd capacitor C 3 filtering, the second voltage-stabiliser tube ZD2 voltage stabilizing,
The first photoelectrical coupler IC1 the 1st pin is connected to the base stage of the second triode Q2 through the 3rd resistance R 3, be connected to the emitter of the second triode Q2 through the 5th diode D5, be connected to the 3rd photoelectrical coupler IC3 the 4th pin through the 4th resistance R 4, be parallel with the 4th capacitor C 4 and the first triode Q1 on the first photoelectrical coupler IC1 the 3rd pin, the base stage of the 4th capacitor C 4 one termination the first triode Q1, other end ground connection, the emitter of described the first triode Q1 is connected to the base stage of the second triode Q2, the grounded collector of the first triode Q1;
The collector electrode of the second triode Q2 is connected to the base stage of the 3rd triode Q3 through the 5th capacitor C 5, the 6th diode D6, the 8th resistance R 8 and the 9th resistance R 9, the collector electrode of the 3rd triode Q3 is connected on the second photoelectrical coupler IC2 the 2nd pin;
The second photoelectrical coupler IC2 the 3rd pin is connected to bidirectional triode thyristor BT1 the 2nd pin through the 11 resistance R 11, bidirectional triode thyristor BT1 the 3rd pin is divided into two-way, one road is connected to the second live wire end L2, another road is connected to the 3rd zero line side L3, and bidirectional triode thyristor BT1 the 1st pin is connected with diode D1-D4 through the first resistance R 1;
The 3rd photoelectrical coupler IC3 the 3rd pin is divided into two-way, and road the 7th a diode D7 is connected between the 6th diode D6 and the 8th resistance R 8, and another Lu Jingdi ten resistance R 10 are connected to regulating resistor RT1; Be parallel with the 6th resistance R 6 and diode D8-D12 on the 3rd photoelectrical coupler IC3 the 1st and the 2nd pin, diode D8-D12 one end is connected to the second zero line side N2, and the other end is connected to the 3rd zero line side N3 and the first zero line side L1.
Operation principle: at first the connecting terminals of L1, N1 is received on the 22V power supply, N2, L2 are connected on the attaching plug of television set, N3, L3 are connected on the 220V attaching plug of digital TV set-top box.220V voltage will be divided into two-way this moment, and first via voltage is through capacitor C 1 step-down, diode D1-D4 rectification, and capacitor C 2 filtering, after voltage-stabiliser tube ZD1 voltage stabilizing, output 12V voltage, give the power supply of photoelectrical coupler IC1 internal body diodes through resistance R 7, another road is through resistance R 2 step-downs, capacitor C 3 filtering, after voltage-stabiliser tube ZD2 voltage stabilizing, output 5V voltage is supplied with the power supply of photoelectrical coupler IC1 infrared receiving terminal, receive the infrared signal that equates of infrared remote controller emission when photoelectrical coupler IC1 infrared receiving terminal after, photoelectrical coupler IC1 the 3rd pin output low level, make triode Q1, triode Q2 conducting, triode Q2 collector electrode gives capacitor C 5 chargings simultaneously, make diode D6 conducting, through resistance R 8, resistance R 9 dividing potential drops, make triode Q3 conducting, triode Q3 collector electrode output low level, photoelectrical coupler IC2 internal illumination plumber is done, photoelectrical coupler IC2 the 3rd pin output high level triggers bidirectional triode thyristor BT1 conducting through resistance R 11, output 220V voltage makes television set and digital TV set-top box obtain electric work.After the work of television set normal boot-strap, to produce at diode D8-D12 two ends 1.5V-2V voltage, after resistance R 6 makes photoelectrical coupler IC3 work, photoelectrical coupler IC3 output high level is after resistance R 10, regulating resistor RT1 dividing potential drop, make triode Q3 keep the saturation conduction state through diode D7, resistance R 8, make photoelectrical coupler IC2 keep operating state, bidirectional triode thyristor BT1 keeps conducting state, makes television set and digital TV set-top box keep obtaining electric work state.
After photoelectrical coupler IC1 does not receive infrared signal, photoelectrical coupler IC1 the 3rd pin output high level, triode Q, triode Q2 all end, but 5 charging voltages of capacitor C discharge to emitter through the base stage of diode D6, resistance R 8, resistance R 9, triode Q3, make photoelectrical coupler IC2 keep work a period of time, originally be in the remote-control closedown state as television set, available digital motor set-top box remote controller is reliably opened television set.
After the TV remote controller shutdown, the lower voltage at diode D8-D12 two ends, the luminous tube of photoelectrical coupler IC3 inside can not conducting, and photoelectrical coupler IC3 dead electricity is not worked, photoelectrical coupler IC3 the 3rd pin output low level, make triode Q3 cut-off, photoelectrical coupler IC2 dead electricity is not worked, and bidirectional triode thyristor BT1 is because of the not conducting of triggerless voltage, and television set and digital TV set-top box are cut off the power supply, thereby reach Zero-power-consumption standby, electrical energy saving.
When opening again television set and digital TV set-top box next time,, as long as with original TV remote controller, by any key alignment light electric coupling IC1 infrared receiving terminal, just can make photoelectrical coupler IC1 the 3rd pin output low level, make the circuit normal operation.
Above demonstration and described the basic principle of utility model and the advantage of principal character and utility model.The technical staff of the industry should understand; utility model is not restricted to the described embodiments; the principle that utility model just is described of describing in above-described embodiment and specification; under the prerequisite that does not break away from the utility model spirit and scope; utility model also has various changes and modifications, and these changes and improvements all fall in claimed utility model scope.The claimed scope of utility model is defined by appending claims and equivalent thereof.
Claims (1)
1. a digital TV set-top box and tv remote control switch interlock Zero consumption standby circuit, it is characterized in that: described circuit is connected on the 220V power supply through the first live wire end (L1) and the first zero line side (N1), through the second zero line side (N2), the second live wire (L2) is connected on the attaching plug of television set, through the 3rd zero line side (N3), the 3rd live wire end (L3) is connected on the 220V attaching plug of digital TV set-top box, 220V voltage on described the first live wire end (L1) and the first zero line side (N1) is divided into two-way, first via voltage is through the first electric capacity (C1) step-down, first group of diode (D1-D2) rectification, output 12 voltages after (C2) filtering of the second electric capacity and voltage-stabiliser tube (ZD1) voltage stabilizing, give the power supply of the first photoelectrical coupler (IC1) internal body diodes through the 7th resistance (R7), the infrared receiving terminal power supply of 5V voltage to the first photoelectrical coupler (IC1) exported on the second tunnel after the second resistance (R2) step-down, the 3rd electric capacity (C3) filtering, the second voltage-stabiliser tube (ZD2) voltage stabilizing,
described the first photoelectrical coupler (IC1) the 1st pin is connected to the base stage of the second triode (Q2) through the 3rd electricity (R3), be connected to the emitter of the second triode (Q2) through the 5th diode (D5), be connected to the 3rd photoelectrical coupler (IC3) the 4th pin through the 4th resistance (R4), be parallel with the 4th electric capacity (C4) and the first triode (Q1) on described the first photoelectrical coupler (IC1) the 3rd pin, the base stage of described the 4th electric capacity (C4) termination first triode (Q1), other end ground connection, the emitter of described the first triode (Q1) is connected to the base stage of the second triode (Q2), the grounded collector of described the first triode (Q1),
The collector electrode of described the second triode (Q2) is connected to the base stage of the 3rd triode (Q3) through the 5th electric capacity (C5), the 6th diode (D6), the 8th resistance (R8) and the 9th resistance (R9), the collector electrode of described the 3rd triode (Q3) is connected on the second photoelectrical coupler (IC2) the 2nd pin;
Described the second photoelectrical coupler (IC2) the 3rd pin is connected to bidirectional triode thyristor (BT1) the 2nd pin through the 11 resistance (R11), described bidirectional triode thyristor (BT1) the 3rd pin is divided into two-way, one road is connected to the second live wire end (L2), another road is connected to the 3rd zero line side (L3), and described bidirectional triode thyristor (BT1) the 1st pin is connected with first group of diode (D1-D4) through the first resistance (R1);
Described the 3rd photoelectrical coupler (IC3) the 3rd pin is divided into two-way, and a road the 7th diode (D7) is connected between the 6th diode (D6) and the 8th resistance (R8), and another Lu Jingdi ten resistance (R10) are connected to regulating resistor (RT1); Be parallel with the 6th resistance (R6) and second group of diode (D8-D12) on described the 3rd photoelectrical coupler (IC3) the 1st and the 2nd pin, described second group of diode (D8-D12) end is connected to the second zero line side (N2), and the other end is connected to the 3rd zero line side (N3) and the first zero line side (L1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202242294U CN203289545U (en) | 2013-04-27 | 2013-04-27 | Digital television set-top box and television remote control switch linkage zero power consumption standby circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202242294U CN203289545U (en) | 2013-04-27 | 2013-04-27 | Digital television set-top box and television remote control switch linkage zero power consumption standby circuit |
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| CN203289545U true CN203289545U (en) | 2013-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013202242294U Expired - Lifetime CN203289545U (en) | 2013-04-27 | 2013-04-27 | Digital television set-top box and television remote control switch linkage zero power consumption standby circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237239A (en) * | 2013-04-27 | 2013-08-07 | 刘举柱 | Digital television set top box and television remote control switch ganged zero-power-consumption standby circuit |
| CN105007065A (en) * | 2015-07-16 | 2015-10-28 | 六安市同心畅能电子科技有限公司 | Touch type zero-power consumption electric soldering iron time-delay energy-saving switch |
-
2013
- 2013-04-27 CN CN2013202242294U patent/CN203289545U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237239A (en) * | 2013-04-27 | 2013-08-07 | 刘举柱 | Digital television set top box and television remote control switch ganged zero-power-consumption standby circuit |
| CN103237239B (en) * | 2013-04-27 | 2015-11-18 | 六安市同心畅能电子科技有限公司 | Digital TV set-top box and tv remote control switch link Zero consumption standby circuit |
| CN105007065A (en) * | 2015-07-16 | 2015-10-28 | 六安市同心畅能电子科技有限公司 | Touch type zero-power consumption electric soldering iron time-delay energy-saving switch |
| CN105007065B (en) * | 2015-07-16 | 2018-04-20 | 六安市同心畅能电子科技有限公司 | Touch zero-power electric iron time-delaying energy-saving switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131113 Effective date of abandoning: 20151118 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |