CN2481092Y - Television set with extended accompanying sound listening function - Google Patents
Television set with extended accompanying sound listening function Download PDFInfo
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- CN2481092Y CN2481092Y CN 00265055 CN00265055U CN2481092Y CN 2481092 Y CN2481092 Y CN 2481092Y CN 00265055 CN00265055 CN 00265055 CN 00265055 U CN00265055 U CN 00265055U CN 2481092 Y CN2481092 Y CN 2481092Y
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model provides a television set with extended accompanying sound listening function, wherein a microprocessor MCU is adopted to independently control a voltage stabilizer which switches the power circuit on-off via a 6 PIN and independently control a picture tube circuit via a 7PIN, the independent accompanying sound listening function can be achieved when the TV image is closed; and the utility model achieves the conversion between TV function and radio function by arranging a radio module which is controlled by the micro processor; keys with independent listening and radio function is correspondingly arranged on a remote controller. The utility model has low energy consumption, thereby prolonging the service life of TV, and more choices are provided for the user by combining the functions of TV, independent accompanying sound listening and radio, thereby providing great convenience for the user.
Description
The utility model relates to television set, relates in particular to a kind of television set of listening the sound accompaniment function that has.
Television set of the prior art, its sound and image are synchro switches, if when the user sees TV, need away from keyboard or when doing other things, do not want to miss the TV programme of liking again, often TV are being opened, and only listen the sound of TV.Use television set not only to consume power like this, also shortened the life-span of television picture tube.And present television set only is used for received television program, when the user need listen to the radio programme program, need buy a broadcast receiver again, and is very inconvenient.
Defective at prior art, the purpose of this utility model is to provide a kind of expansion to listen the television set of sound accompaniment function, it is that scanning circuit quits work and only keeps television field frame that the user can select the closing television image by remote controller, or the broadcasting in reception broadcasting station, make TV have separately the function of " listening sound accompaniment ", can be user-friendly to, reduce the television set consumed power simultaneously.
For achieving the above object, the technical solution of the utility model is:
A kind of television set with expansion tin sound accompaniment function comprises
One television main; Be provided with in this television main
A. signal processing circuit is by tuner; Vision intermediate frequency (PIF), sound intermediate frequency (SIF), colour decoding (C), luminance channel (V), defection signal (D) and sound accompaniment power amplifier are formed;
B. microprocessor MCU is connected with above-mentioned signal processing circuit, is used to receive remote signal and exports control signal;
C. the picture tube deflection circuit comprises line-scan circuit, field-scanning circuit, power circuit and high-tension circuit; And
D. switching power circuit, this circuit provides tuner power supply, intermediate-frequency circuit power supply, V, C, D power supply and line scanning power supply, and described switching power circuit is controlled by a microprocessor MCU, it is characterized in that:
Described microprocessor MCU control mouthful 6PIN is the pressurizer switch of the described switching power circuit of control separately;
Described microprocessor MCU is by defection signal output in the control mouthful 7PIN control signal treatment circuit.
Described television set wherein also comprises a remote controller, is provided with on this remote controller and just listens the sound accompaniment button, launches infrared ray remotes control code signal at stop TV image, stops scanning circuit work, keeps sound accompaniment to described microprocessor.
Described television set also is provided with a radio receiver module in the wherein said television main, is connected with described microprocessor by control line, and by the holding wire output signal.
Described television set, wherein, described television main also is provided with an external AV switch, be used to switch internal signal, described AV switch is connected with described microprocessor, and receives the signal of described radio receiver module and described signal processing circuit by holding wire, outputs to the sound accompaniment power amplifier.
Described television set also is provided with a broadcast receiver button on the wherein said remote controller, to described microprocessor emission infrared control coded signal, described television main is switched under TV or radio reception state.
Described television set also is provided with frequency range button, program button and volume button on the wherein said remote controller, be used for broadcast receiver frequency range conversion, program is regulated and volume is regulated, and with the button multiplexing of television set.
Television set of the present utility model has been expanded a tin sound accompaniment function on general television set, make television set when not needing picture with the aid of pictures, can select to close screen by remote controller, scanning circuit is quit work, only keep television field frame, television set also is combined as a whole wireless function simultaneously, makes television set have separately " listening sound accompaniment " function, made things convenient for the user, and the consumed power of television set also is reduced to common 1/5th.
Below, in conjunction with the accompanying drawings,, describe the utility model in detail by description to the utility model better embodiment.
Fig. 1 is a circuit block diagram of the present utility model.
A preferred embodiment of the present utility model as depicted in figs. 1 and 2, have and listen the television set of sound accompaniment function to comprise a television main and a remote controller, listen the sound accompaniment function partly to form in the television main by signal processing circuit, picture tube deflection circuit, microprocessor (MCU) and power circuit etc., microprocessor 20 is connected with signal processing circuit, MCU receives the remote control control signal, and by holding wire output control signal.The picture tube deflection circuit comprises line-scan circuit 41, field-scanning circuit 42 and high-tension circuit.The signal processing circuit power supply is supplied with by pressurizer KA7809 by Switching Power Supply 30, comprise tuner 60 energization pins, intermediate-frequency circuit power supply, V, C, D power supply, and control a mouthful 6PIN by MCU and control pressurizer KA7809 separately, line scanning small-signal (H) and field scan small-signal (V) output are controlled separately by a MCU control mouthful 7PIN.
" listening sound accompaniment " (AUDIO) button is set on remote controller, and the sound accompaniment function of listening of television set is pressed key control by this, and by listening the sound accompaniment button, remote controller sends infrared ray remotes control code, by little processing
" listening sound accompaniment " (AUDIO) button is set on remote controller, the sound accompaniment function of listening of television set is pressed key control by this, by listening the sound accompaniment button, remote controller sends infrared ray remotes control code, receive by microprocessor (MCU), MCU is according to the control command that receives, the output control signal is turn-offed the picture tube deflection circuit, make row, field-scanning circuit 41 and 42 and high-tension circuit quit work, this moment signal processing circuit in tuner 60, vision intermediate frequency (PIF), sound intermediate frequency (SIF), colour decoding (C), luminance channel (V) and defection signal (D) 10 and sound accompaniment power amplifier 50 be operate as normal still.
One radio receiver module 70 also is set in the television set main body, is connected with described microprocessor 20 by control line, and by the holding wire output signal." broadcast receiver " (RADIO) button correspondingly is set on remote controller, sends the infrared control coded signal to microprocessor.In main frame, also be provided with an external AV switch 80, be used to switch inner TV/AV/Radio signal, AV switch 80 is connected with microprocessor 20 by control line, and receives the signal of radio receiver module 70 and signal processing circuit by holding wire, outputs to sound accompaniment power amplifier 50.Correspondingly, also be provided with frequency range button, volume button and program button (BAND) on described remote controller, these buttons can be simultaneously as the button of regulating TV band, volume and program.
During " listen to sound accompaniment " button on pressing remote controller, television screen is closed, and scanning circuit quits work, and only keeps television field frame, by " listening sound accompaniment " button, then gets back to screen and opens state again.
When " broadcast receiver " button of pressing on the remote controller,, get back to tv state by " broadcast receiver " button more again by " broadcast receiver " button selective reception radio signals.
The control logic of microprocessor 20 is:
Enter the broadcast receiver state by " broadcast receiver " button, MCU 4PIN exports a 100ms negative pulse, supplies with and carries out broadcast receiver/tv state switching; By " P+/P-" button conversion program of radio station, MCU 3PIN, 36PIN exports a 100ms negative pulse, supplies with handoff radio under broadcast receiver/tv state; By " BAND " button conversion AM/FM frequency range, MCU 16PIN exports a 100ms negative pulse, supplies with broadcast receiver/TV and carries out the frequency range switching.Should " P+/P-" button can be multiplexing with television set " program+/-" key, the conversion of control radio programs; " BAND " button can be multiplexing with television set " volume+/-" key, thus control broadcast receiver volume.
When the broadcast receiver state, can select screen to open or close by " listening sound accompaniment " button, when opening, screen shows blue screen, at this moment, also can play games.
The utility model is not limited to above execution mode, and those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from spirit of the present utility model, all should belong to scope of the present utility model.
Claims (7)
1. one kind has the television set that the sound accompaniment function is listened in expansion, comprises
One television main; Be provided with in this television main
A. signal processing circuit is by tuner; Vision intermediate frequency (PIF), sound intermediate frequency (SIF), colour decoding (C), luminance channel (V), defection signal (D) and sound accompaniment power amplifier are formed;
B. microprocessor MCU is connected with above-mentioned signal processing circuit, is used to receive remote signal and exports control signal;
C. the picture tube deflection circuit comprises line-scan circuit, field-scanning circuit, power circuit and high-tension circuit; And
D. switching power circuit, this circuit provides tuner power supply, intermediate-frequency circuit power supply, V, C, D power supply and line scanning power supply, and described switching power circuit is controlled by a microprocessor MCU, it is characterized in that:
Described microprocessor MCU control mouthful 6PIN is the pressurizer switch of the described switching power circuit of control separately;
Described microprocessor MCU is by defection signal output in the control mouthful 7PIN control signal treatment circuit.
2. television set according to claim 1, it is characterized in that, it also comprises a remote controller, and described remote controller is provided with and just listens the sound accompaniment button, launches infrared ray remotes control code signal at stop TV image, stops scanning circuit work, keeps sound accompaniment to described microprocessor.
3. television set according to claim 1 and 2 is characterized in that also being provided with in the described television main radio receiver module, is connected with described microprocessor by control line, and by the holding wire output signal.
4. television set according to claim 3, it is characterized in that described TV main frame also is provided with an external AV switch, be used to switch internal signal, described AV switch is connected with described microprocessor, and receive the signal of described radio receiver module and described signal processing circuit by holding wire, output to the sound accompaniment power amplifier.
5. television set according to claim 4 is characterized in that also being provided with on the described remote controller broadcast receiver button, to the switching of described microprocessor emission infrared ray remotes control code signal controlling TV and radio reception state.
6. television set according to claim 5 is characterized in that also being provided with on the described remote controller frequency range button, program conversion keys and volume and regulates button, is used for carrying out the conversion of broadcast receiver frequency range, program conversion and volume and regulates under the radio reception state.
7. television set according to claim 6 is characterized in that, described frequency range button, program conversion keys and volume regulate button respectively with the TV band button, the TV programme conversion is strong and the television sound volume button multiplexing is a same key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265055 CN2481092Y (en) | 2000-12-11 | 2000-12-11 | Television set with extended accompanying sound listening function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265055 CN2481092Y (en) | 2000-12-11 | 2000-12-11 | Television set with extended accompanying sound listening function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2481092Y true CN2481092Y (en) | 2002-03-06 |
Family
ID=33619525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00265055 Expired - Fee Related CN2481092Y (en) | 2000-12-11 | 2000-12-11 | Television set with extended accompanying sound listening function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2481092Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333577C (en) * | 2002-10-22 | 2007-08-22 | 海尔集团公司 | TV set with independent sound switching function |
| CN1980320B (en) * | 2005-12-05 | 2010-05-19 | 三星电子株式会社 | Method of controlling power supply of digital TV and digital TV therefor |
| CN101072294B (en) * | 2006-05-12 | 2010-06-09 | 深圳Tcl新技术有限公司 | Standby mode low-power-consumption flow media automatic play device |
| CN101795367A (en) * | 2009-04-28 | 2010-08-04 | 孟令松 | Audio-visual equipment that can turning off images and only listening to sound |
| CN101990074A (en) * | 2009-08-03 | 2011-03-23 | 康佳集团股份有限公司 | Television with audio playing function |
| CN101471116B (en) * | 2007-12-27 | 2011-11-09 | 鸿富锦精密工业（深圳）有限公司 | Electronic device and its energy-saving method |
| CN102118586B (en) * | 2009-12-31 | 2013-08-14 | 深圳Tcl新技术有限公司 | Television with custom broadcasting function display mode |
| CN105744188A (en) * | 2016-02-01 | 2016-07-06 | 四川长虹电器股份有限公司 | Method for realizing independent switch-on and switch-off of TV screen |
-
2000
- 2000-12-11 CN CN 00265055 patent/CN2481092Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333577C (en) * | 2002-10-22 | 2007-08-22 | 海尔集团公司 | TV set with independent sound switching function |
| CN1980320B (en) * | 2005-12-05 | 2010-05-19 | 三星电子株式会社 | Method of controlling power supply of digital TV and digital TV therefor |
| US8026982B2 (en) | 2005-12-05 | 2011-09-27 | Samsung Electronics Co., Ltd. | Method of controlling power supply of digital TV and digital TV therefor |
| CN101072294B (en) * | 2006-05-12 | 2010-06-09 | 深圳Tcl新技术有限公司 | Standby mode low-power-consumption flow media automatic play device |
| CN101471116B (en) * | 2007-12-27 | 2011-11-09 | 鸿富锦精密工业（深圳）有限公司 | Electronic device and its energy-saving method |
| CN101795367A (en) * | 2009-04-28 | 2010-08-04 | 孟令松 | Audio-visual equipment that can turning off images and only listening to sound |
| CN101990074A (en) * | 2009-08-03 | 2011-03-23 | 康佳集团股份有限公司 | Television with audio playing function |
| CN102118586B (en) * | 2009-12-31 | 2013-08-14 | 深圳Tcl新技术有限公司 | Television with custom broadcasting function display mode |
| CN105744188A (en) * | 2016-02-01 | 2016-07-06 | 四川长虹电器股份有限公司 | Method for realizing independent switch-on and switch-off of TV screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |