CN203120083U - Set top box provided with timing function - Google Patents
Set top box provided with timing function Download PDFInfo
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- CN203120083U CN203120083U CN 201320047229 CN201320047229U CN203120083U CN 203120083 U CN203120083 U CN 203120083U CN 201320047229 CN201320047229 CN 201320047229 CN 201320047229 U CN201320047229 U CN 201320047229U CN 203120083 U CN203120083 U CN 203120083U
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Abstract
The utility model provides a set top box provided with a timing function comprising a high frequency head, a QAM demodulator, a TS flow de-multiplexing module, a main control module, a timing module, and a display module. The main control module can be used to transmit the standard time and the date information, which are received by the high frequency head, demodulated by the QAM demodulator, and de-multiplexed by the TS flow de-multiplexing module, to the timing module for the correction of the system time of the set top box, and then the display module can be driven to display the standard time and the date information. The loaded standard time information of the TV signals can be analyzed for the automatic timing, and the system time of the set top box can be updated and displayed.
Description
Technical field
The utility model relates to a kind of set-top box, particularly a kind of set-top box of function when having the school.
Background technology
The time display function that existing set-top box has is mostly from the clock circuit on its operating system or the mainboard, and the shown Time of Day information of this clock circuit is normally imported with the staff keypad, it is normal because the error that power down or clock circuit self produce causes that the shown time inaccurate, in addition, some areas with seasonal difference perhaps user are manually adjusted, and the puzzlement that causes thus can't solve.
The utility model content
In view of this, main purpose of the present utility model is, a kind of set-top box of function when having the school is provided, and carries out automatic correcting time by the standard time clock information that loads of resolving in the TV signal, and the system time that upgrades set-top box also shows.
A kind of set-top box of function when having the school provided by the utility model comprises the tuner, qam demodulator, TS stream demultiplexing module, main control module, timing module and the display module that connect successively,
Main control module is used for being received by tuner, qam demodulator demodulation and the standard time that is obtained by TS stream demultiplexing module demultiplexing and date and time information are forwarded to timing module and show the system time of set-top box is proofreaied and correct the rear drive display module.
By last, carry out automatic correcting time by the standard time clock information that loads of resolving in the TV signal, the system time of renewal set-top box also shows.
Optionally, described timing module comprises: described timing module comprises:
The temporal information decoder module is used for the processing of decoding of standard time of receiving and date and time information;
Clock module;
The time update module is connected with clock module with the temporal information decoder module, is used for according to described standard time and date and time information the system time of clock module being proofreaied and correct;
Driver module is connected with clock module, is used for the temporal information of receive clock module, drives display module and shows.
By last, carry out automatic correcting time by the standard time clock information that loads of resolving in the TV signal, the system time of renewal set-top box also shows.
Preferable, described main control module also is used for and will be received by tuner, and qam demodulator demodulation and the time migration information that is obtained by TS stream demultiplexing module demultiplexing are forwarded to timing module;
Described timing module also comprises the time migration computing module, is connected with the time update module, is used for according to time migration information the described standard time being carried out offset correction.
By last, when carrying out replacing season, also can adjust the time according to time migration information, realize adapting to seasonal the skew
Optionally, described tuner comprises one of following: digital cable TV tuner, digital satellite tuner or digital ground tuner.
By last, can receive and comprise digital cable TV signal, digital satellite signal and digital ground signal,
Optionally, described display module is LCD display.
Description of drawings
Fig. 1 is the principle schematic of the utility model set-top box;
Fig. 2 is the circuit theory diagrams of the utility model main control module;
Fig. 3 is the circuit theory diagrams of the utility model timing module;
Fig. 4 is the circuit theory diagrams of the utility model front panel main control module.
Embodiment
The set-top box of function when having the school described in the utility model is carried out automatic correcting time by the clock information of resolving in the TV signal, and the system time that upgrades set-top box also shows.
Principle below in conjunction with accompanying drawing set-top box of function when having the school is described.As shown in Figure 1, comprise core devices main control module 10, flow demultiplexing module 11, memory module 12, audio coding module 13, video encoding module 14 and timing module 15 with the TS that main control module 10 is connected respectively.In addition, also comprise tuner and the qam demodulator (not shown) that is connected with TS stream demultiplexing module 11; The audio output port that is connected with audio coding module 13; The video-out port that is connected with video encoding module 14.
Tuner is used for receiving high-frequency signal, carries out down conversion process.The source of described high-frequency signal comprises digital cable TV signal, digital satellite signal and digital ground signal.Accordingly, tuner comprises digital cable TV tuner (DVB-C Tuner), digital satellite tuner (DVB-S Tuner) and digital ground tuner (DVB-T Tuner).
Qam demodulator is connected with tuner, is used for described frequency reducing signal is carried out channel separation, decodes the TS that comprises sound, video and other data messages and transmits stream.
In the present embodiment, described other data messages comprise at least: standard time and date and time information (TDT) and time migration information (TOT).
TS stream demultiplexing module 11 is connected with qam demodulator, is used for distinguishing different programs, extracts the corresponding sound of different programs, video flowing, and collaboration standard time and date information and time migration information transfer to main control module 10 in the lump.
The temporal information decoder module is used for the processing of decoding of the standard time that receives and date and time information and time migration information;
The time update module is used for according to described standard time and date and time information the system time of clock module being proofreaied and correct.The function of described time update module can be the circuit realization of EM78P468 chip by comprising model.
Preferable, also comprise the time migration computing module, be connected with the time update module, be used for when institute's time of reception offset information changes, for example during the winter and the daylight-saving time alternately, the time migration computing module carries out calculations of offset according to time migration information to the described standard time, so that it adapts to the skew in season.
Driver module is connected with clock module, is used for the temporal information of receive clock module, and the time showing zone shows in the driving display module 16.In addition, display module 16 also is connected with described main control module 10, and main control module 10 drives display module 16 mid band viewing area indicated channel information, and above-mentioned is prior art, repeats no more.
The function of described driver module can be the circuit realization of 74LS164 chip by comprising model.
Preferable, described display module 16 is LCD display.
In addition, also can the hardware set that realize above-mentioned functions in the timing module 15 being formed in one chip realizing as shown in Figure 3, for example, can be the circuit realization of HI3308 chip by comprising model.
The operation principle of the set-top box of function is as described below when the utlity model has the school, when set top box front panel receives standby command, the work of front panel master control module controls set-top box standby, clock module operate as normal in the timing module 15, driver module is with the temporal information of receive clock module, and the time showing zone shows in the driving display module 16.As shown in Figure 4, the front panel main control module can be the circuit realization of HR7P164 chip by comprising model.
When set top box front panel receives enabled instruction, front panel master control module controls set-top box starts, tuner receives high-frequency signal and carries out down conversion process, the signal of qam demodulator after with above-mentioned down conversion process carries out channel separation and decodes comprising sound, the TS of video and standard time and date and time information and time migration information transmits stream, TS stream demultiplexing module 11 is distinguished different programs, extract the corresponding sound of different programs, video flowing, collaboration standard time and date information and time migration information transfer to main control module 10 in the lump, main control module 10 is forwarded to timing module 15 with standard time and date and time information and time migration information, temporal information decoder module in the timing module 15 is proofreaied and correct the system time in the clock module according to described standard time and date and time information by the time update module the processing of decoding of standard time of receiving and date and time information and time migration information.The time migration computing module carries out calculations of offset according to time migration information to the described standard time, so that it adapts to skew in season, the time of realizing the refresh clock module.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (5)
1. the set-top box of a function when having the school is characterized in that, comprises the tuner, qam demodulator, TS stream demultiplexing module, main control module, timing module and the display module that connect successively,
Main control module is used for being received by tuner, qam demodulator demodulation and the standard time and the date and time information that are obtained by TS stream demultiplexing module demultiplexing are forwarded to timing module, shows the system time of set-top box is proofreaied and correct the rear drive display module.
2. set-top box according to claim 1 is characterized in that, described timing module comprises:
The temporal information decoder module is used for the processing of decoding of standard time of receiving and date and time information;
Clock module;
The time update module is connected with clock module with the temporal information decoder module, is used for according to described standard time and date and time information the system time of clock module being proofreaied and correct;
Driver module is connected with clock module, is used for the temporal information of receive clock module, drives display module and shows.
3. set-top box according to claim 2 is characterized in that, described main control module also is used for and will be received by tuner, and qam demodulator demodulation and the time migration information that is obtained by TS stream demultiplexing module demultiplexing are forwarded to timing module;
Described timing module also comprises the time migration computing module, is connected with the time update module, is used for according to time migration information the described standard time being carried out offset correction.
4. set-top box according to claim 1 is characterized in that, it is one of following that described tuner comprises: digital cable TV tuner, digital satellite tuner or digital ground tuner.
5. set-top box according to claim 1 is characterized in that, described display module is LCD display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047229 CN203120083U (en) | 2013-01-28 | 2013-01-28 | Set top box provided with timing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047229 CN203120083U (en) | 2013-01-28 | 2013-01-28 | Set top box provided with timing function |
Publications (1)
| Publication Number | Publication Date |
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| CN203120083U true CN203120083U (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320047229 Expired - Fee Related CN203120083U (en) | 2013-01-28 | 2013-01-28 | Set top box provided with timing function |
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| CN (1) | CN203120083U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581267A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Network TV set networking device capable of displaying time |
| CN104581261A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Internet protocol television networking device with adjustable support |
| CN104581275A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Network TV set networking device capable of displaying time |
| CN104581268A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Networking device applied to network television and provided with liquid crystal display screen |
| CN104602070A (en) * | 2014-12-23 | 2015-05-06 | 贵阳高新国广网桥文化科技有限公司 | Networking device of network television set with heat dissipation performance |
| CN104618746A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Networking device for network television with new energy remote controller |
| CN104618778A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Networking device of network television of touch keyboard |
| CN104618750A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Networking device for network television with antiskid remote controller |
| CN104618775A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Network television networking device |
| CN104735505A (en) * | 2014-12-23 | 2015-06-24 | 贵阳高新国广网桥文化科技有限公司 | Networking device for network television set with sound searching remote control unit |
-
2013
- 2013-01-28 CN CN 201320047229 patent/CN203120083U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581267A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Network TV set networking device capable of displaying time |
| CN104581261A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Internet protocol television networking device with adjustable support |
| CN104581275A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Network TV set networking device capable of displaying time |
| CN104581268A (en) * | 2014-12-23 | 2015-04-29 | 贵阳高新国广网桥文化科技有限公司 | Networking device applied to network television and provided with liquid crystal display screen |
| CN104602070A (en) * | 2014-12-23 | 2015-05-06 | 贵阳高新国广网桥文化科技有限公司 | Networking device of network television set with heat dissipation performance |
| CN104618746A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Networking device for network television with new energy remote controller |
| CN104618778A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Networking device of network television of touch keyboard |
| CN104618750A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Networking device for network television with antiskid remote controller |
| CN104618775A (en) * | 2014-12-23 | 2015-05-13 | 贵阳高新国广网桥文化科技有限公司 | Network television networking device |
| CN104735505A (en) * | 2014-12-23 | 2015-06-24 | 贵阳高新国广网桥文化科技有限公司 | Networking device for network television set with sound searching remote control unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151116 Address after: 266101 Haier Information Park, 1 Haier Road, hi tech park, Laoshan District, Qingdao, Shandong Patentee after: Qingdao Haier Electric Appliance Co., Ltd. Patentee after: haier group corporation Patentee after: QINGDAO HAIER MULTI-MEDIA CO., LTD. Address before: 266101 Haier Information Park, 1 Haier Road, hi tech park, Laoshan District, Qingdao, Shandong Patentee before: Qingdao Haier Electric Appliance Co., Ltd. Patentee before: haier group corporation |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20210128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |