CN101188663A - STB with time reporting function - Google Patents
STB with time reporting function Download PDFInfo
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- CN101188663A CN101188663A CNA2006101568582A CN200610156858A CN101188663A CN 101188663 A CN101188663 A CN 101188663A CN A2006101568582 A CNA2006101568582 A CN A2006101568582A CN 200610156858 A CN200610156858 A CN 200610156858A CN 101188663 A CN101188663 A CN 101188663A
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- top box
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- reporting function
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Abstract
The invention relates to a set-top box with a time telling function, wherein, the set-top box with the time telling function comprises a main chip, a flash memory, a control panel and a voice IC, wherein, the flash memory and the control panel are respectively connected with the main chip, the main chip and the voice IC form an interactive path, a perpetual calendar program is baked in the flash memory, the perpetual calendar program of the flash memory is triggered through a button on the control panel, and then the flash memory gets corresponding time data according to the perpetual calendar, the main chip makes processing according to the time data output from the flash memory, and the voice IC generates a sound signal according to the control signal to obtain a time telling sound signal, therefore the set-top box of a digital television can realize the voice time telling function with only one button by combining the perpetual calendar database.
Description
Technical field
The present invention relates to digital TV field, relate in particular to the set-top box technique in the digital TV field.
Background technology
Along with the raising of people's living standard, multimedia home electrical equipment with rapid changepl. never-ending changes and improvements of a great variety such as television set etc. are come into ordinary people family, and television set also can bring people various knowledge when fully enriching people's free life.
Along with progress of science and technology, especially the progress of the communication technology, TV tech be in conjunction with the communication technology, from before simulated television technical development digital television techniques by now, play for making digital signal can enter TV, have multiple digital TV set-top box at present.In recent years, along with popularizing of Digital Television, the set-top box that is used to propagate with the converting digital programme signal is also come into huge numbers of families successively, has become the equipment of family's indispensability.
The full name of set-top box is called digital TV set-top box, english abbreviation STB (Set-Top Box).It is a kind ofly to convert digital television signal the conversion equipment of analog signal to, and its sends being reduced into analog signal through image of digitalization compressed and voice signal decoding into common television set, and digital signal can be via satellite, wired or wireless broadcasting transmits.
Digital TV set-top box is a kind of conversion equipment that digital television signal is converted to analog signal, it is to the reduction of decoding through the image of digitalization compressed and voice signal, produce the video and the voice signal of simulation, provide high-quality TV programme to spectators by television indicator and stereo set.Present digital TV set-top box has become a kind of embedded computing equipment, has perfect real time operating system, powerful CPU computing capability is provided, be used for coordinating controller top box each several part hardware facility, and provide easy-operating graphic user interface, as the electronic program guides of enhanced-quality television, provide program introduction and the background information that both pictures and texts are excellent to the user.As shown in Figure 1, digital TV set-top box 10 is carried out bidirectional rebuilding a little by the in house software function with to network, digital TV set-top box 10 can be connected with home computer 11, sound equipment 12, general television set 13, telephone set 14 etc., realizes as multiple services such as internet browsing, video request program, household electric business, telephone communications.
The major technique of digital TV set-top box comprises: the modulating-coding of channel-decoding, source coding, upstream data, embedded type CPU, MPEG-2 decompression, set-top box software, demonstration control and scrambling-descrambling technology.
As shown in Figure 2, basic circuit structure schematic diagram for present digital TV set-top box, the course of work of this digital TV set-top box: digital television signal enters digital TV set-top box by the Network Interface Module 20 of digital TV set-top box, and carry out demodulation and and channel-decoding handle, output MPEG-2 MPTS data, give demodulation multiplexer 21, demodulation multiplexer 21 is extracted a program out from the mpeg 2 transport stream data the audio frequency of looking of having packed flows (PES) data substantially, comprise video PES, audio frequency PES and auxiliary data PES, comprise a descrambling engine in the demodulation multiplexer 21, can carry out descrambling to the data of scrambling in transport stream layer and PES layer, demodulation multiplexer 21 output be descrambling look audio frequency PES.Conditional Access Module 22 is for pay TV, and Conditional Access Module 22 is also implemented descrambling to audio/video flow, and adopts the smart card that contains identification user and memory function, and the assurance validated user is normally watched.Video PES sends into Video Decoder 23, takes out the MPEG-2 video data and to after its decoding, outputs to analog encoder 24, is encoded into analog video signal, exports through video output circuit again.Audio frequency PES sends into audio decoder 25, takes out the MPEG-2 voice data and to its decoding, exports the pcm audio data to audio frequency D/A converter 26, and audio frequency D/A converter 26 output analog stereo audio signal are exported through audio output circuit.
Digital TV set-top box comprises hardware and software two parts.Hardware provides the hardware platform of digital TV set-top box, realizes the decoding of audio frequency and video.In digital television techniques, software engineering can reappear, realize interface operation to content of TV program, realize data broadcast service etc., and the interconnected software that all needs of set-top box and Internet is realized.
Realize that by embedded type CPU master controller 27, memory 28, ancillary equipment/interface circuit 29 above content of TV program reappears, realizes functions such as interface operation, realization data broadcast service.Embedded type CPU 27 is hearts of digital TV set-top box, and it and memory 28 are used for storing and the operating software system, and each hardware module is controlled.Ancillary equipment/interface circuit 29 provides abundant external interface, comprises USB (universal serial bus) USB, Ethernet interface and RS232, simulation, digital video-audio interface, data-interface etc.
But, present digital TV set-top box pursues generally that performance is better, better quality and more can greater functionality, then do not carry out improving for some special functions morely, fast as modern's rhythm of life, concept of time is very heavy, often will look into the time, and running into does not have clock suddenly in the family, mobile phone not at one's side, the time of searching becomes pretty troublesome.
Summary of the invention
In view of this, the invention provides a kind of digital TV set-top box, make digital TV set-top box to realize a key speech chronopher function in conjunction with the perpetual calendar database.
A kind of tool time reporting function set-top box, wherein, this tool time reporting function set-top box comprise master chip, flash memories, control panel, voice IC, flash memories wherein, control panel links to each other with master chip respectively, master chip and voice IC constitute mutual path, fired the perpetual calendar program in flash memories, trigger the perpetual calendar program of flash memories by the button of control panel, flash memories draws corresponding time data according to the perpetual calendar table, master chip is handled according to the time data of flash memories output, voice IC produces audio signal according to this control signal, to obtain the voice signal that gives the correct time.
Described tool time reporting function set-top box also comprise switch, master chip is connected switch simultaneously with voice IC, the delivery outlet of switch is an audio output port, described audio signal is switched the output voice signal that gives the correct time by switch.
Described flash memories draws corresponding time data according to the perpetual calendar table and also shows by display.
Described flash memories also comprises the conversion program, and this conversion program is used to carry out corresponding Gregorian calendar date and the conversion between the lunar date.
Described flash memories draws Gregorian calendar date and corresponding lunar date simultaneously according to the perpetual calendar table.
Described time data is the current time, and the current time is the concrete date.
Described time data is the current time, and the current time is concrete date point minute.
Compared with prior art, since tool time reporting function of the present invention set-top box comprise master chip, flash memories, control panel, voice IC, fired the perpetual calendar program in flash memories, trigger the perpetual calendar program of flash memories by the button of control panel, flash memories draws corresponding time data according to the perpetual calendar table, master chip is handled according to the time data of flash memories output, and voice IC produces audio signal according to this control signal, to obtain the voice signal that gives the correct time.Make digital TV set-top box to realize a key speech chronopher function in conjunction with the perpetual calendar database.
Description of drawings
Fig. 1 is the schematic diagram that the digital TV set-top box of prior art is connected with other electronic equipments;
Fig. 2 is the basic circuit structure schematic diagram of the digital TV set-top box of prior art;
Fig. 3 is the electrical block diagram of the set-top box of better embodiment of the present invention.
Embodiment
For the purpose, technical scheme, the advantage that make the present invention is clearer and more definite, clear, the present invention's technical scheme is described in further detail below in conjunction with embodiment, accompanying drawing.
As shown in Figure 3, be the electrical block diagram of the set-top box of better embodiment of the present invention, this set-top box mainly comprises master chip (Single-Chip) 30, integral high frequency head 31, buffer SDRAM32, flash memories FLASH33, control panel 34, switch 35, voice IC36.Wherein integral high frequency head 31, buffer SDRAM32, flash memories FLASH33, control panel 34 link to each other with master chip 30 respectively.Master chip 30 constitutes mutual path with voice IC36, and master chip 30 also is connected switch 35 simultaneously with voice IC36, and the delivery outlet of switch 35 is an audio output port.
Integral high frequency head 31 output TS streams are so that master chip 30 is worked, and master chip 30 passes through I
2C controls integral high frequency head 31.Master chip 30 is by the work of control signal control voice IC36.Work such as control panel 34 is used to show, button, remote control reception.Master chip 30 also is provided with three interfaces: video output interface, SPDIF output interface, RS232 interface.
FLASH33 has fired software program in flash memories, a this software program wherein part is the perpetual calendar program, and this flash memories FLASH33 also comprises interface function, tables look-up, the conversion program, as the program of converting can convert the Gregorian calendar date between 1901～2100 to corresponding lunar date, or carries out the corresponding Gregorian calendar date and the conversion of lunar date.
If the user need check calendar, then control panel " clock " button by the user front triggers, trigger the perpetual calendar program of flash memories FLASH33, the perpetual calendar program of flash memories FLASH33 is just found corresponding time data according to the perpetual calendar table and is ejected on custom menu then, and shows by display.At this time master chip 30 is handled according to the time data that flash memories FLASH33 exports, and produces control signal, and master chip 30 is passed to voice IC36 with control signal and produced audio signal, and audio signal is switched by switch 35, exports the voice signal that gives the correct time.
Further, flash memories FLASH33 can also convert the current Gregorian calendar date to corresponding lunar date.According to demand, the voice signal that gives the correct time of output can be also can be lunar date on the Gregorian calendar date, or is two kinds of dates simultaneously.According to demand, the user in flash memories FLASH33, can only move one of Gregorian calendar date, lunar date or both when modulating.For further obtaining the concrete time, the current time that the perpetual calendar program of flash memories FLASH33 obtains be current concrete several years which date, or several years which date when.
Though the present invention is described with reference to current better embodiment; but those skilled in the art will be appreciated that; above-mentioned better embodiment only is used for illustrating the present invention; be not to be used for limiting protection scope of the present invention; any within the spirit and principles in the present invention scope; any modification of being done, equivalence replacement, improvement etc. all should be included within the scope of the present invention.
Claims (7)
1. the set-top box of a tool time reporting function, it is characterized in that: this tool time reporting function set-top box comprise master chip, flash memories, control panel, voice IC, flash memories wherein, control panel links to each other with master chip respectively, master chip and voice IC constitute mutual path, fired the perpetual calendar program in flash memories, trigger the perpetual calendar program of flash memories by the button of control panel, flash memories draws corresponding time data according to the perpetual calendar table, master chip is handled according to the time data of flash memories output, voice IC produces audio signal according to this control signal, to obtain the voice signal that gives the correct time.
2. the set-top box of tool time reporting function as claimed in claim 1, it is characterized in that: described tool time reporting function set-top box also comprise switch, master chip is connected switch simultaneously with voice IC, and the delivery outlet of switch is an audio output port, and described audio signal is exported the voice signal that gives the correct time by the switch switching.
3. the set-top box of tool time reporting function as claimed in claim 1 is characterized in that: described flash memories draws corresponding time data according to the perpetual calendar table and also shows by display.
4. the set-top box of tool time reporting function as claimed in claim 1 is characterized in that: described flash memories also comprises the conversion program, and this conversion program is used to carry out corresponding Gregorian calendar date and the conversion between the lunar date.
5. the set-top box of tool time reporting function as claimed in claim 1 is characterized in that: described flash memories draws Gregorian calendar date and corresponding lunar date simultaneously according to the perpetual calendar table.
6. the set-top box of tool time reporting function as claimed in claim 1 is characterized in that: described time data is the current time, and the current time is the concrete date.
7. the set-top box of tool time reporting function as claimed in claim 1 is characterized in that: described time data is the current time, and the current time is concrete date point minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101568582A CN101188663A (en) | 2006-11-15 | 2006-11-15 | STB with time reporting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101568582A CN101188663A (en) | 2006-11-15 | 2006-11-15 | STB with time reporting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101188663A true CN101188663A (en) | 2008-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101568582A Pending CN101188663A (en) | 2006-11-15 | 2006-11-15 | STB with time reporting function |
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| Country | Link |
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| CN (1) | CN101188663A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156402A (en) * | 2011-01-25 | 2011-08-17 | 四川长虹电器股份有限公司 | Automatic voice time broadcasting method for set top box |
| CN102469351A (en) * | 2010-11-08 | 2012-05-23 | 康佳集团股份有限公司 | Unit conversion apparatus arranged in digital set-top box |
| CN110225414A (en) * | 2019-07-04 | 2019-09-10 | 深圳市康冠技术有限公司 | Television set and its time display method, time display apparatus and readable storage medium storing program for executing |
-
2006
- 2006-11-15 CN CNA2006101568582A patent/CN101188663A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469351A (en) * | 2010-11-08 | 2012-05-23 | 康佳集团股份有限公司 | Unit conversion apparatus arranged in digital set-top box |
| CN102156402A (en) * | 2011-01-25 | 2011-08-17 | 四川长虹电器股份有限公司 | Automatic voice time broadcasting method for set top box |
| CN110225414A (en) * | 2019-07-04 | 2019-09-10 | 深圳市康冠技术有限公司 | Television set and its time display method, time display apparatus and readable storage medium storing program for executing |
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Open date: 20080528 |