CN101977279A - Digital TV set-top box device - Google Patents
Digital TV set-top box device Download PDFInfo
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- CN101977279A CN101977279A CN 201010276715 CN201010276715A CN101977279A CN 101977279 A CN101977279 A CN 101977279A CN 201010276715 CN201010276715 CN 201010276715 CN 201010276715 A CN201010276715 A CN 201010276715A CN 101977279 A CN101977279 A CN 101977279A
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- top box
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- power supply
- box device
- control plate
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Abstract
The invention relates to the technical field of TV set-top boxes, in particular to a digital TV set-top box device, and aims to provide the digital TV set-top box device, which adopts standard and modular communication and achieves low energy consumption and low cost. The digital TV set-top box device mainly comprises a set-top box main board (1) connected with a power supply (4), a front control board singlechip (2), a remote control receiver (3) and a light emitting diode (LED) display and key (4), wherein both the LED display and key (4) and the set-top box main board (1) are electrically connected with the front control board singlechip (2). The digital TV set-top box device is characterized in that: the power supply (4) is provided with a power chip switch (5) which cuts off/starts the power supply of the set-top box main board (1); and the front control board singlechip (2) is in infrared connection with the remote control receiver (3), and performs universal asynchronous receiving/transmission (UART) serial communication with the set-top box main board (1). The digital TV set-top box device has vast application prospect and relatively higher commercial value.
Description
Technical field
The present invention relates to the technical field of TV set-top box, particularly a kind of digital TV set-top box device.
Background technology
In the power supply of the digital TV set-top box design at present, often in order to save cost, when set-top box standby was worked, its power consumption and normal operating conditions almost there were not variation, can't cut down the consumption of energy.The energy saving standby that adopts is established the machine method at present, and whether be has audio frequency and video output to judge the power supply of closure plane top box by detecting television set or digital TV set-top box.
In the design of preceding control plate,, often need to control plates before tens winding displacements controls owing to needing to control LED lamp and button.
Present domestic remote control keys coding mode is various, and the infrared software design of set-top box often needs the place design coupling local remote controller key standard different according to various places, repeated configuration key, the design time of increase set-top box.
Be illustrated in figure 1 as the structural representation of existing digital TV set-top box, set-top box mainboard 1 directly receives the coding of receiver of remote-control sytem 3, and set-top box mainboard 1 obtains button value by preceding control plate control chip and shows with control LED screen.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art and a kind of employing standardization, modularization communication are provided and realize low energy consumption, digital TV set-top box device cheaply.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of digital TV set-top box device, comprise that mainly the set-top box mainboard and preceding control plate single-chip microcomputer, receiver of remote-control sytem, the LED that are connected with power supply show and button, wherein LED demonstration and button and set-top box mainboard all are electrically connected with preceding control plate single-chip microcomputer, it is characterized in that: power supply is provided with the power supply chip switch of the power supply of cut-out/starter motor top box mainboard, is connected by infrared between control plate single-chip microcomputer and the receiver of remote-control sytem before described.
Above-mentioned digital TV set-top box device is characterized in that: control plate single-chip microcomputer removes to control the power supply chip switch according to the standby/start-up command of receiver of remote-control sytem before described, thus the power supply of cut-out/starter motor top box mainboard.
Above-mentioned digital TV set-top box device is characterized in that: control plate single-chip microcomputer and set-top box mainboard adopt serial communication mode before described.
Above-mentioned digital TV set-top box device is characterized in that: described serial communication mode is universal asynchronous reception/transmission (UART) communication modes.
Above-mentioned digital TV set-top box device is characterized in that: described power supply chip switch is a relay.
Above-mentioned digital TV set-top box device is characterized in that: described power supply chip switch is the enable pin of power supply chip.
Above-mentioned digital TV set-top box device is characterized in that: control plate single-chip microcomputer is encoded into the coding that the set-top box mainboard is discerned according to the coded system of receiver of remote-control sytem or the button value of preceding control plate before described.
The present invention with respect to the beneficial effect of prior art is:
(1) 5 connecting lines of minimum need of digital TV set-top box mainboard are connected with preceding control plate, compare present technology and adopt tens winding displacements to reduce the winding displacement usage quantity, reduce cost;
(2) the single-chip microcomputer power consumption is only below 1W, and the power consumption of set-top box W more than ten relatively greatly reduces the standby energy consumption of top box of digital machine;
(3) this design is compared with present art designs set-top box, need not to increase testing circuit and can realize cutting down the consumption of energy, and has reduced the production cost of top box of digital machine;
(4) preceding control plate single-chip microcomputer and set-top box mainboard adopt standardization, modularization communication modes, have saved the set-top box development time, reduce software development cost.
Description of drawings
Fig. 1 is the structural representation of existing digital TV set-top box;
Fig. 2 is that digital TV set-top box device of the present invention constitutes block diagram.
Embodiment
The present invention is further detailed explanation by embodiment below in conjunction with accompanying drawing.
Referring to Fig. 2, a kind of digital TV set-top box device, comprise that mainly the set-top box mainboard 1 and preceding control plate single-chip microcomputer 2, receiver of remote-control sytem 3, the LED that are connected with power supply 4 show and button 4, wherein LED demonstration and button 4 and set-top box mainboard 1 all are electrically connected with preceding control plate single-chip microcomputer 2, power supply 4 is provided with the power supply chip switch 5 of the power supply of cut-out/starter motor top box mainboard 1, is connected by infrared between preceding control plate single-chip microcomputer 2 and the receiver of remote-control sytem 3.
Preceding control plate single-chip microcomputer 2 adopts serial communication mode with set-top box mainboard 1, and this serial communication mode is employing universal asynchronous reception/transmission (UART) communication modes usually.Standardization, modular communication between preceding control plate single-chip microcomputer 2 and the set-top box mainboard 1 have been realized.The UART communication only has two buses, adds a power line and ground wire, only needs 4 connecting lines altogether, and other are various such as spi bus, parallel bus method of attachment relatively, have simplified connecting circuit.
Preceding control plate single-chip microcomputer 2 removes to control power supply chip switch 5 according to the standby/start-up command of receiver of remote-control sytem 3 by IO, thus the power supply of cut-out/starter motor top box mainboard 1.Power supply chip switch 5 can be relay, also can be the enable pin of power supply chip, after current control plate single-chip microcomputer 2 receives powered-down instruction, will be by relay or the enable pin by power supply chip, the power supply output state of closure plane top box mainboard 1 is realized the true idle function of set-top box.After current control plate single-chip microcomputer 2 receives the power-on instruction, will open the output state of set-top box mainboard 1 power supply by the enable pin of relay or power supply chip, the realization set-top box is restarted function.
The power supply control command receive mode of preceding control plate single-chip microcomputer 2 can connect key switch, remote controller coding or mainboard by reception and send coding.
Preceding control plate single-chip microcomputer 2 is encoded into the coding that set-top box mainboard 1 is discerned according to the coded system of receiver of remote-control sytem 3 or the button value of preceding control plate; After the coded system of receiver of remote-control sytem 3 changed, the coded system of control plate single-chip microcomputer 2 before only need changing to was the corresponding coding that becomes set-top box mainboard 1 to be discerned of key.Set-top box mainboard 1 will need not to change software, and identification remote control keys ink recorder top box mainboard 1 sends the LED video data by serial line interface, and preceding control plate single-chip microcomputer 2 is according to the Data Control LED display.Different local all different to the remote controller pairing key assignments of encoding, by single-chip microcomputer identification remote controller coding, coding is contrasted into the unique recognition coding of set-top box, after the set-top box mainboard is changed, need not to change the software of set-top box.Preceding control plate can be designed to standard component, and this mode can realize the butt joint of different set-top box platforms, reduces the development time of set-top box platform.
Claims (7)
1. digital TV set-top box device, comprise that mainly the set-top box mainboard (1) and preceding control plate single-chip microcomputer (2), receiver of remote-control sytem (3), the LED that are connected with power supply (4) show and button (4), wherein LED demonstration and button (4) and set-top box mainboard (1) all are electrically connected with preceding control plate single-chip microcomputer (2), it is characterized in that: power supply (4) is provided with the power supply chip switch (5) of the power supply of cut-out/starter motor top box mainboard (1), described before the control plate single-chip microcomputer (2) with receiver of remote-control sytem (3) between be connected by infrared.
2. digital TV set-top box device according to claim 1, it is characterized in that: control plate single-chip microcomputer (2) removes to control power supply chip switch (5) according to the standby/start-up command of receiver of remote-control sytem (3) before described, thus the power supply of cut-out/starter motor top box mainboard (1).
3. digital TV set-top box device according to claim 1 is characterized in that: control plate single-chip microcomputer (2) adopts serial communication mode with set-top box mainboard (1) before described.
4. digital TV set-top box device according to claim 3 is characterized in that: described serial communication mode is universal asynchronous reception/transmission (UART) communication modes.
5. digital TV set-top box device according to claim 1 is characterized in that: described power supply chip switch (5) is a relay.
6. digital TV set-top box device according to claim 1 is characterized in that: described power supply chip switch (5) is the enable pin of power supply chip.
7. according to each described digital TV set-top box device of claim 1 to 6, it is characterized in that: control plate single-chip microcomputer (2) is encoded into the coding that set-top box mainboard (1) is discerned according to the coded system of receiver of remote-control sytem (3) or the button value of preceding control plate before described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010276715 CN101977279A (en) | 2010-09-07 | 2010-09-07 | Digital TV set-top box device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010276715 CN101977279A (en) | 2010-09-07 | 2010-09-07 | Digital TV set-top box device |
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| CN101977279A true CN101977279A (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010276715 Pending CN101977279A (en) | 2010-09-07 | 2010-09-07 | Digital TV set-top box device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103647967A (en) * | 2013-12-25 | 2014-03-19 | 青岛乾程电子科技有限公司 | Method for automatically testing front control panels of television set top boxes |
| CN104469458A (en) * | 2014-11-28 | 2015-03-25 | 四川长虹电器股份有限公司 | Set top box capable of controlling traditional household appliance and control method |
| CN106231392A (en) * | 2016-08-05 | 2016-12-14 | 广东九联科技股份有限公司 | A kind of set top box information display packing without display floater and system thereof |
| CN106612446A (en) * | 2015-10-23 | 2017-05-03 | 广东九联科技股份有限公司 | Set top box with display capable of being switched off |
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| CN101018285A (en) * | 2007-02-26 | 2007-08-15 | 周宗钢 | The method for digital TV to simultaneously control the set-top-box and TV set power switch |
| CN200990640Y (en) * | 2006-12-19 | 2007-12-12 | 康佳集团股份有限公司 | Digital television set-top box |
| CN201018575Y (en) * | 2007-03-18 | 2008-02-06 | 深圳市同洲电子股份有限公司 | Set up box and its power management system |
| CN201130998Y (en) * | 2007-11-16 | 2008-10-08 | 南阳金光数字显示有限公司 | Light silicon crystal high definition digital television with set-up box function |
| JP2009021745A (en) * | 2007-07-11 | 2009-01-29 | Sharp Corp | Receiver, and reception system equipped with it |
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2010
- 2010-09-07 CN CN 201010276715 patent/CN101977279A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200990640Y (en) * | 2006-12-19 | 2007-12-12 | 康佳集团股份有限公司 | Digital television set-top box |
| CN101018285A (en) * | 2007-02-26 | 2007-08-15 | 周宗钢 | The method for digital TV to simultaneously control the set-top-box and TV set power switch |
| CN201018575Y (en) * | 2007-03-18 | 2008-02-06 | 深圳市同洲电子股份有限公司 | Set up box and its power management system |
| JP2009021745A (en) * | 2007-07-11 | 2009-01-29 | Sharp Corp | Receiver, and reception system equipped with it |
| CN201130998Y (en) * | 2007-11-16 | 2008-10-08 | 南阳金光数字显示有限公司 | Light silicon crystal high definition digital television with set-up box function |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103647967A (en) * | 2013-12-25 | 2014-03-19 | 青岛乾程电子科技有限公司 | Method for automatically testing front control panels of television set top boxes |
| CN104469458A (en) * | 2014-11-28 | 2015-03-25 | 四川长虹电器股份有限公司 | Set top box capable of controlling traditional household appliance and control method |
| CN106612446A (en) * | 2015-10-23 | 2017-05-03 | 广东九联科技股份有限公司 | Set top box with display capable of being switched off |
| CN106231392A (en) * | 2016-08-05 | 2016-12-14 | 广东九联科技股份有限公司 | A kind of set top box information display packing without display floater and system thereof |
| CN106231392B (en) * | 2016-08-05 | 2019-12-03 | 广东九联科技股份有限公司 | A kind of the set top box information display methods and its system of no display panel |
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Application publication date: 20110216 |