CN202759635U - Indicating lamp control circuit and television set - Google Patents
Indicating lamp control circuit and television set Download PDFInfo
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- CN202759635U CN202759635U CN 201220328885 CN201220328885U CN202759635U CN 202759635 U CN202759635 U CN 202759635U CN 201220328885 CN201220328885 CN 201220328885 CN 201220328885 U CN201220328885 U CN 201220328885U CN 202759635 U CN202759635 U CN 202759635U
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- indicator light
- indicating lamp
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Abstract
The utility model provides an indicating lamp control circuit, comprising a control module used for obtaining the indicating lamp parameter information and generating a corresponding control signal according to the indicating lamp parameter information and an indicating lamp driving module used for controlling an indicating lamp according to the control signal, wherein the control module and the indicating lamp driving module are electrically connected orderly. The utility model also provides a television set comprising the indicating lamp control circuit. According to the utility model, by using the control module to obtain the indicating lamp parameter information and generate the corresponding control signal according to the parameter information, and using the indicating lamp driving module to control the indicating lamp according to the control signal, the indicating lamp control circuit and the television set are simple in structures, and the turn-on/off and brightness of the indicating lamp can be controlled according to the user inputted or preset indicating lamp parameter information.
Description
Technical field
The utility model relates to the circuit engineering field, relates in particular to a kind of indicating lamp control circuit and television set.
Background technology
At present, the indicator light control mode of the display device such as television set mainly contains two kinds:
1, monochromatic burner: holding state, power supply indicator is bright, open state, power supply indicator goes out;
2, bi-colour light: (such as red blue bi-colour light) holding state, when red, blue lamp goes out; Open state, opposite with holding state, red light goes out, Lan Dengliang.
In some countries and regions, when requiring the television set plugged, indicator light goes out during standby, and indicator light is bright when showing image; Indicator light was bright when the requirement TV standby was also arranged, and showed that the image rear indicator light goes out.In addition, aspect meeting consumers' demand, also have the strong user of low-carbon energy-saving consciousness that energy-conservation demand is arranged now, they wish to turn off indicator light in standby and/or open state; Some users wish that then indicator light can wish brighter or just that it is dark; The user who also has then wishes and can select indicator light colors according to the hobby of oneself.
The utility model content
Main purpose of the present utility model provides a kind of indicating lamp control circuit, is intended to realize freely controlled by the user and specifies opening of indicator light to go out and bright dark.
The utility model provides a kind of indicating lamp control circuit, comprise: be used for obtaining indicator light parameter information, and produce the control module of corresponding control signal and according to the indicator light driver module of described control signal control indicator light, described control module and described indicator light driver module are electrically connected successively according to described indicator light parameter information.
Preferably, described control module specifically comprises: for the receiving element of the indicator light parameter information that receives user's setting, for the memory cell of storing described indicator light parameter information, for the PWM control unit that produces corresponding control signal according to described indicator light parameter information.
Preferably, described indicator light driver module comprises the first indicator light, the first triode, the second resistance and the first power supply, wherein first end of stating indicator light be connected with the first power supply through the second resistance, other end ground connection, the base stage of described the first triode is connected with the output of described PWM control unit, emitter is connected with ground, and collector electrode is connected with the first power supply through the second resistance.
Preferably, described indicator light driver module also comprises the first resistance and the second power supply, and an end of described the first resistance is connected with the second power supply, and the other end is connected with the output of PWM control unit.
Preferably, described indicator light driver module comprises the first integral circuit that is transformed into the continually varying direct voltage for the control signal that described PWM control unit is produced, described first integral circuit input end is connected with the output of described PWM control unit, and the other end of described first integral circuit is connected with the base stage of described the first triode.
Preferably, described first integral circuit comprises the first electric capacity and the 3rd resistance, and an end of described the first electric capacity is connected with the base stage of described the first triode, and is connected other end ground connection through the output of the 3rd resistance with described PWM control unit.
Preferably, described control module also comprises for the 2nd PWM control unit that produces corresponding control signal according to described indicator light parameter information.
Preferably, described indicator light driver module comprises that also the second indicator light, the second triode, the 4th resistance, the 5th resistance, the 3rd power supply reach the second integral circuit that is used for the control signal that described the 2nd PWM control unit produces is transformed into the continually varying direct voltage, wherein:
One end of described the second indicator light is connected with the first power supply through the 4th resistance, other end ground connection, the base stage of described the second triode is connected with the output of described the 2nd PWM control unit, grounded emitter, collector electrode is connected with the first power supply through the 4th resistance, one end of described the 5th resistance is connected with the 3rd power supply, the other end is connected with the output of the 2nd PWM control unit, the input of described second integral circuit is connected with the output of described the 2nd PWM control unit, and the output of described second integral circuit is connected with the base stage of described the second triode.
Preferably, described second integral circuit comprises the second electric capacity and the 6th resistance, and an end of described the second electric capacity is connected with the base stage of described the second triode, and is connected other end ground connection through the output of the 6th resistance with described the 2nd PWM control unit.
The utility model also provides a kind of television set, and described television set comprises foregoing indicating lamp control circuit.
The utility model obtains indicator light parameter information by control module, and produces corresponding control signal according to parameter information, controls indicator light by the indicator light driver module according to described control signal again.Therefore, it is simple in structure, can go out and bright dark according to opening of indicator light parameter information control indicator light user input or that set in advance.
Description of drawings
Fig. 1 is the structural representation of indicating lamp control circuit of the present utility model;
Fig. 2 is the structural representation of control module in the indicating lamp control circuit of the present utility model;
Fig. 3 is the structural representation of indicating lamp control circuit the first embodiment indicating lamp driver module of the present utility model;
Fig. 4 is the structural representation of another embodiment indicating lamp driver module of indicating lamp control circuit of the present utility model.
The realization of the utility model purpose, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
Embodiment
Further specify the technical solution of the utility model below in conjunction with Figure of description and specific embodiment.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1 and Fig. 2, Fig. 1 is the structural representation of a kind of indicating lamp control circuit of the utility model; Fig. 2 is the structural representation of control module in the indicating lamp control circuit of the present utility model.The utility model provides a kind of indicating lamp control circuit, comprise: be used for obtaining indicator light parameter information, and produce the control module 10 of corresponding control signal and according to the indicator light driver module 20 of described control signal control indicator light, described control module 10 and described indicator light driver module 20 are electrically connected successively according to described indicator light parameter information.
Described control module 10 specifically comprises: for the receiving element 11 of the indicator light parameter information that receives user's setting, for the memory cell 12 of storing described indicator light parameter information, for the PWM control unit 13 that produces corresponding control signal (pwm signal) according to described indicator light parameter information, parameter information is retained in the memory cell 12, just can directly obtain the parameter information that the last time sets from memory cell 12 when the user uses next time, the parameter information that also can again arrange the last time is changed.
See also Fig. 3, Fig. 3 is the structural representation of indicating lamp control circuit the first embodiment indicating lamp driver module of the present utility model; Described indicator light driver module 20 is at least one road drive circuit of indicator 21, and the drive circuit of indicator 21 on each road works alone, and control is installed in the indicator light on the circuit separately separately; PWM control unit 13 is at least one in the described control module, and each PWM control unit 13 corresponding one road drive circuit of indicator 21 that connect is controlled an indicator light, and described indicator light is the LED lamp.
When described indicator light driver module 20 is the monochromatic burner drive circuit, be that described indicator light driver module 20 is when including only one road drive circuit of indicator 21, described drive circuit of indicator 21 comprises the first indicator light LED1, the first triode Q1, the first resistance R 1, the second resistance R 2, the first power supply VCC1, the second power supply VCC2, the anode of wherein said the first indicator light LED1 is connected with the first power supply VCC1 through the second resistance R 2, minus earth, the base stage of described the first triode Q1 is connected with the output 131 of described PWM control unit 13, emitter is connected with ground, collector electrode is connected with the first power supply VCC1 through the second resistance R 2, one end of described the first resistance R 1 is connected with the second power supply VCC2, and the other end is connected with the output 131 of PWM control unit 13.Described drive circuit of indicator 21 also comprises the first integral circuit 211 that is transformed into the continually varying direct voltage for the control signal that described PWM control unit 13 is produced, described first integral circuit 211 1 ends are connected with the output of described PWM control unit 13, and the other end is connected with the base stage of described the first triode Q1.
Described first integral circuit 211 comprises the first capacitor C 1 and the 3rd resistance R 3, and an end of described the 3rd resistance R 3 is connected with the base stage of described the first triode Q1, and through being connected other end ground connection through three resistance R 3 with the output 131 of described PWM control unit 13.
See also Fig. 4, Fig. 4 is the structural representation of another embodiment indicating lamp driver module of indicating lamp control circuit of the present utility model; Indicator light control module in the present embodiment has been to increase the second drive circuit of indicator 22 than the difference of the first embodiment and has produced the 2nd PWM control unit 14 of corresponding control signal according to described indicator light parameter information, when described indicator light driver module 20 is the bi-colour light drive circuit, be that described indicator light driver module 20 is when comprising the first drive circuit of indicator 21 and the second drive circuit of indicator 22, described the second drive circuit of indicator 22 comprises the second indicator light LED2, the second triode Q2, the 4th resistance R 4, the 5th resistance R 5, the 3rd power supply VCC3 reaches the second integral circuit 222 that is used for the control signal that described the 2nd PWM control unit produces is transformed into the continually varying direct voltage, wherein said the second indicator light LED2 anode is connected with the first power supply VCC1 through the 4th resistance R 4, minus earth, the base stage of described the second triode Q2 is connected with the output 141 of the 2nd PWM control unit 14, emitter is connected with ground, collector electrode be connected with the first power supply VCC1 through the 4th resistance R 4, one end of described the 5th resistance R 5 is connected with the 3rd power supply VCC3, and the other end is connected with the output 141 of the 2nd PWM control unit 14.Described second integral circuit 222 inputs are connected with the output 141 of the 2nd PWM control unit 14, and the output of described second integral circuit 222 is connected with the base stage of described the second triode Q2.
Described second integral circuit 222 comprises the second capacitor C 2 and the 6th resistance R 6, one end of described the second capacitor C 2 is connected with the base stage of described the second triode Q2, and be connected other end ground connection through the 6th resistance R 6 with the output 141 of described the 2nd PWM control unit 14.
If the first indicator light LED1 is the blue led lamp, the second indicator light LED2 is red LED lamp, and then the user can input corresponding indicator light parameter information as required, and blue led lamp and red LED lamp work alone, and the user can carry out following selection:
(1) select to specify indicator light to open or close: as opening the blue led lamp, to close red LED lamp; Open red LED lamp, close the blue led lamp; Open blue led lamp and red LED lamp; Close blue led lamp and red LED lamp.It also is the selection to indicator light colors when select specifying the open/close states of indicator light.
(2) regulate the brightness of specifying indicator light, as lighten the blue led lamp, dim red LED lamp; Lighten red LED lamp, dim the blue led lamp; Lighten red LED lamp and blue led lamp; Dim red LED lamp and blue led lamp.
The utility model also provides a kind of television set, and described television set comprises foregoing indicating lamp control circuit.For the detailed description of indicating lamp control circuit, see also the description of Fig. 1-Fig. 4 and front, repeat no more here.
The utility model obtains indicator light parameter information by control module 10, and produces corresponding control signal according to parameter information, controls indicator light by indicator light driver module 20 according to described control signal again.Therefore, it is simple in structure, can go out and bright dark according to opening of indicator light parameter information control indicator light user input or that set in advance, reach the user arrange voluntarily as required indicator light open go out, the bright dark and purpose of selecting indicator light colors.
The above only is preferred embodiment of the present utility model; be not so limit its claim; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. indicating lamp control circuit, it is characterized in that, comprise: be used for obtaining indicator light parameter information, and produce the control module of corresponding control signal and according to the indicator light driver module of described control signal control indicator light, described control module and described indicator light driver module are electrically connected according to described indicator light parameter information.
2. indicating lamp control circuit according to claim 1 is characterized in that, described control module specifically comprises:
For the receiving element of the indicator light parameter information that receives user's setting, for the memory cell of storing described indicator light parameter information, for the PWM control unit that produces corresponding control signal according to described indicator light parameter information.
3. indicating lamp control circuit according to claim 2, it is characterized in that, described indicator light driver module comprises the first indicator light, the first triode, the second resistance and the first power supply, one end of wherein said the first indicator light is connected with the first power supply through the second resistance, other end ground connection, the base stage of described the first triode is connected with the output of described PWM control unit, and emitter is connected with ground, and collector electrode is connected with the first power supply through the second resistance.
4. indicating lamp control circuit according to claim 3, it is characterized in that, described indicator light driver module also comprises the first resistance and the second power supply, and an end of described the first resistance is connected with the second power supply, and the other end is connected with the output of PWM control unit.
5. indicating lamp control circuit according to claim 4, it is characterized in that, described indicator light driver module comprises the first integral circuit that is transformed into the continually varying direct voltage for the control signal that described PWM control unit is produced, described first integral circuit input end is connected with the output of described PWM control unit, and the output of described first integral circuit is connected with the base stage of described the first triode.
6. indicating lamp control circuit according to claim 5, it is characterized in that, described first integral circuit comprises the first electric capacity and the 3rd resistance, one end of described the first electric capacity is connected with the base stage of described the first triode, and be connected other end ground connection through the output of the 3rd resistance with described PWM control unit.
7. indicating lamp control circuit according to claim 2 is characterized in that, described control module also comprises for the 2nd PWM control unit that produces corresponding control signal according to described indicator light parameter information.
8. indicating lamp control circuit according to claim 7, it is characterized in that, described indicator light driver module comprises that also the second indicator light, the second triode, the 4th resistance, the 5th resistance, the 3rd power supply reach the second integral circuit that is used for the control signal that described the 2nd PWM control unit produces is transformed into the continually varying direct voltage, wherein:
One end of described the second indicator light is connected with the first power supply through the 4th resistance, other end ground connection, the base stage of described the second triode is connected with the output of described the 2nd PWM control unit, grounded emitter, collector electrode is connected with the first power supply through the 4th resistance, one end of described the 5th resistance is connected with the 3rd power supply, the other end is connected with the output of the 2nd PWM control unit, the input of described second integral circuit is connected with the output of described the 2nd PWM control unit, and the output of described second integral circuit is connected with the base stage of described the second triode.
9. indicating lamp control circuit according to claim 8, it is characterized in that, described second integral circuit comprises the second electric capacity and the 6th resistance, one end of described the second electric capacity is connected with the base stage of described the second triode, and be connected other end ground connection through the output of the 6th resistance with described the 2nd PWM control unit.
10. a television set is characterized in that, described television set comprises each described indicating lamp control circuit among the claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328885 CN202759635U (en) | 2012-07-09 | 2012-07-09 | Indicating lamp control circuit and television set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328885 CN202759635U (en) | 2012-07-09 | 2012-07-09 | Indicating lamp control circuit and television set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202759635U true CN202759635U (en) | 2013-02-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220328885 Expired - Lifetime CN202759635U (en) | 2012-07-09 | 2012-07-09 | Indicating lamp control circuit and television set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202759635U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103957625A (en) * | 2014-04-14 | 2014-07-30 | 四川长虹电器股份有限公司 | Method for adjusting brightness of indicator lamp |
| CN107249146A (en) * | 2017-08-11 | 2017-10-13 | 四川长虹电器股份有限公司 | Method based on intelligent television dynamic configuration LED light |
| CN108377424A (en) * | 2018-02-10 | 2018-08-07 | 深圳创维－Rgb电子有限公司 | Television backlight operated control method, device and computer readable storage medium |
| CN113825283A (en) * | 2021-10-08 | 2021-12-21 | 深圳创维－Rgb电子有限公司 | Far-field voice visual indicator lamp control circuit, method and device and electronic product |
-
2012
- 2012-07-09 CN CN 201220328885 patent/CN202759635U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103957625A (en) * | 2014-04-14 | 2014-07-30 | 四川长虹电器股份有限公司 | Method for adjusting brightness of indicator lamp |
| CN107249146A (en) * | 2017-08-11 | 2017-10-13 | 四川长虹电器股份有限公司 | Method based on intelligent television dynamic configuration LED light |
| CN107249146B (en) * | 2017-08-11 | 2020-06-30 | 四川长虹电器股份有限公司 | Method for dynamically configuring LED indicator lamp based on smart television |
| CN108377424A (en) * | 2018-02-10 | 2018-08-07 | 深圳创维－Rgb电子有限公司 | Television backlight operated control method, device and computer readable storage medium |
| CN113825283A (en) * | 2021-10-08 | 2021-12-21 | 深圳创维－Rgb电子有限公司 | Far-field voice visual indicator lamp control circuit, method and device and electronic product |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |