CN105407367A - Signal input control system for digital television set top box - Google Patents
Signal input control system for digital television set top box Download PDFInfo
- Publication number
- CN105407367A CN105407367A CN201510753685.1A CN201510753685A CN105407367A CN 105407367 A CN105407367 A CN 105407367A CN 201510753685 A CN201510753685 A CN 201510753685A CN 105407367 A CN105407367 A CN 105407367A
- Authority
- CN
- China
- Prior art keywords
- circuit
- top box
- digital
- signal
- set top
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42203—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] sound input device, e.g. microphone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
Abstract
The invention discloses a signal input control system for a digital television set top box. The signal input control system comprises a mobile terminal which is used for being connected with the set top box to establish a wireless transmission channel and generating audio control data and transmitting the audio control data after coding the audio control data through the established wireless transmission channel; and the set top box which comprises a wireless receiving circuit, a decoding circuit, a voice recognition circuit, a control circuit and an output circuit. The wireless receiving circuit is used for receiving the audio control data. The decoding circuit is used for decoding the received audio control data so as to obtain audio signals. The voice recognition circuit is used for performing voice recognition on the audio signals and converting the audio signals into digital signals. The control circuit is used for receiving the digital signals and generating control signals used for channel switching according to the digital signals. The output circuit is used for performing channel switching according to the control signals. The mode of input control is additionally arranged, and high-efficiency and intelligent control is realized through combination of a voice processing technology.
Description
Technical field
The present invention relates to a kind of signal input control system of digital TV set-top box, belong to the technical field of Set Top Box.
Background technology
Along with constantly popularizing of Digital Television, Set Top Box is also widely used, and it is the equipment connecting television set and outside source.The digital signal of compression can be changed into television content by it, and shows on a television set.Signal can from wire cable, satellite antenna, broadband network and terrestrial broadcasting.
Except the image that the content that Set Top Box receives can provide except simulated television, sound, be more to receive digital content, comprise electronic program guides, internet webpage, captions etc.Make user can watch digital television program on existing television set, and carry out interactive digital amusement, education and commercialization activity by network.
The basic function of top box of digital machine is receiving digital television as (1) electronic program guides (EPG).An easy use, friendly interface are provided to user, can want to see a kind of mode of program, TV programme by fast access.(2) high-speed datacasting.The various message such as quotations on the stock market, ticket information, electronic newspaper, Top Site can be provided to user.(3) on-line software updating.On-line software updating can one of the application regarding data broadcast as.Upgrade software is broadcasted by DVB data broadcast standard by broadcast data server, and Set Top Box can identify the version number of this software, receives this software, and upgrade the software preserved in memory when version is different.(4) internet access and Email.Top box of digital machine realizes internet access function easily by built-in cable modem.User can be surfed the Net by the browser that Set Top Box is built-in, sends Email.Also various interface can be provided to be connected with PC, with PC and Internet connection with set-top box.(5) Conditional Access.The core of Conditional Access is Set Top Box scrambling and encryption, and top box of digital machine should have descrambling and decipher function.
Although set-top box functionality is day by day perfect, still Shortcomings in its reality.And application number: in the file of 201110285644.6 applyings date: 2011-09-23, disclose that " a kind of Set Top Box comprises a routing module and antenna, and described antenna comprises a medium substrate and is arranged at least two antenna elements on described medium substrate; Each antenna element described comprises a feed element, is arranged at the ground unit of feed element both sides, the feeder line be connected with this feed element and a metal structure, and described feeder line and described metal structure intercouple.Set Top Box provided and arrange barrier and adapt to the functions such as more WAP (wireless access point) (AP) of triple play technology or wireless routing, such user or kinsfolk access or access the online content information of telecommunications network, computer network and cable TV by Set Top Box wireless mode ".
And at other one section of application number: in the file of 201210174008.0 applyings date: 2012-05-30, disclose " the invention provides a kind of Set Top Box; this Set Top Box comprises: housing, circuit board, antenna and signal transmssion line; this housing one side arranges a circular socket holes; circuit board is positioned in housing; the Plug Division with string holes that antenna comprises antenna body and connects with antenna body; be installed on jack to Plug Division interference fits, signal transmssion line through Plug Division string holes ground connect antenna in circuit board.Set Top Box of the present invention optimizes the connected mode of antenna and Set Top Box, and coupling part only need adopt engineering plastics can obtain through mould molding, the connection of antenna and Set Top Box, easy for installation, and antenna can be made to rotate relative to Set Top Box; Avoid the use of copper product compared with prior art, reduce the processing and manufacturing cost of coupling part and the holistic cost of Set Top Box, saved natural resources and energy resources, be convenient to the large-scale manufacturing ".
Above-mentioned two sections of documents improve Set Top Box from 26S Proteasome Structure and Function, make it more convenient to use.But in fact, Set Top Box also exists remote controller can only be relied on to carry out signal input, problem that input mode is single, makes the degree of dependence of Set Top Box to remote controller high, is not easy to multimode ground input control.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, a kind of signal input control system of digital TV set-top box is provided, solves existing Set Top Box and remote controller can only be relied on to carry out signal input, input mode is single, the degree of dependence of Set Top Box to remote controller is high problem.
The present invention specifically solves the problems of the technologies described above by the following technical solutions:
A signal input control system for digital TV set-top box, comprising:
Mobile terminal, for Set Top Box connection establishment wireless transfer channel, and generate audio frequency control data and by set up wireless transfer channel send after audio frequency control data encoding;
Set Top Box, comprises wireless receiving circuit, decoding circuit, speech recognition circuit, control circuit, output circuit; Wherein said wireless receiving circuit, for the audio frequency control data sent after mobile terminal receive coding; Described decoding circuit, for obtaining audio signal to the audio frequency control decoding data received; Described speech recognition circuit, for carrying out speech recognition to audio signal and converting digital signal to; Described control circuit, generates the control signal for tuning-channel for receiving digital signals and according to digital signal; Described output circuit, for carrying out tuning-channel according to control signal.
Further, as a preferred technical solution of the present invention: described Set Top Box also comprises indicator light circuit, described indicator light circuit is connected with control circuit.
Further, as a preferred technical solution of the present invention: described speech recognition circuit adopts pre-stored voice sample, and audio signal and speech samples are contrasted realize speech recognition.
Further, as a preferred technical solution of the present invention: described control circuit adopts single-chip microcomputer.
Further, as a preferred technical solution of the present invention: described mobile terminal is mobile phone or panel computer.
The present invention adopts technique scheme, can produce following technique effect:
The signal input control system of digital TV set-top box provided by the present invention, by on the original circuit of Set Top Box, set up phonetic incepting and identification circuit, after setting up wireless transfer channel with mobile terminal, carry out the process of audio signal, convert thereof into digital signal, according to digital signal, TV is outputed signal, increase the mode that mobile terminal carries out control inputs thus, in conjunction with voice processing technology, realize efficient, intelligentized control, the tuning-channel operation of quick raising Set Top Box, thus increase the input pattern signal of Set Top Box, can completing channel conversion operations flexibly.Can solve existing Set Top Box can only rely on remote controller to carry out signal input, input mode is single, the degree of dependence of Set Top Box to remote controller is high problem.
Accompanying drawing explanation
Fig. 1 is the module diagram of the signal input control system of digital TV set-top box of the present invention.
Embodiment
Below in conjunction with Figure of description, embodiments of the present invention are described.
As shown in Figure 1, the invention provides a kind of signal input control system of digital TV set-top box, comprising:
Mobile terminal, for Set Top Box connection establishment wireless transfer channel, and generate audio frequency control data and by set up wireless transfer channel send after audio frequency control data encoding;
Set Top Box, comprises wireless receiving circuit, decoding circuit, speech recognition circuit, control circuit, output circuit; Wherein said wireless receiving circuit, for the audio frequency control data sent after mobile terminal receive coding; Described decoding circuit, for obtaining audio signal to the audio frequency control decoding data received; Described speech recognition circuit, for carrying out speech recognition to audio signal and converting digital signal to; Described control circuit, generates the control signal for tuning-channel for receiving digital signals and according to digital signal; Described output circuit, for carrying out tuning-channel according to control signal.
The principle of system is, by on the original circuit of Set Top Box, after setting up wireless transfer channel with mobile terminal, carry out reception and the process of audio signal, convert thereof into digital signal, according to digital signal, TV is outputed signal, increase the mode that mobile terminal carries out control inputs thus, in conjunction with voice processing technology, realize efficient, intelligentized control.
Further, whether data sent for the ease of user's enquiry mobile terminal, described Set Top Box, and described indicator light circuit is connected with control circuit if can also comprise indicator light circuit.Indicator light in indicator light circuit is arranged on housing by Set Top Box, and control circuit when receiving digital signal, can control the color of indicator light.As controlled the color of indicator light for green, then show to be currently received digital signal, if be in the state of not working always, then show not receive signal.User can pass through indicator light, and understanding data directly perceived send situation, and are take retransmission data to operate in time not working.
In Set Top Box, the used of described speech recognition circuit carries out speech recognition, it can adopt pre-stored voice sample, this sample can be numeral and word composition, and audio signal and speech samples are contrasted realize speech recognition, namely specifically, time dependent phonetic feature sequence is extracted in first from audio signal; Then pre-stored voice sample is produced by learning algorithm according to phonetic feature in advance, when identifying, the phonetic feature of extraction carried out coupling with pre-stored voice sample and compares, and obtains best recognition result; Finally convert the phonetic feature matched to word; Finally, the text conversion according to conversion becomes corresponding digital signal, and this digital signal then may be used for the process of control circuit.Adopt speech recognition technology, the Voice command scanning machine top box of oral account is controlled by the instruction of specified format layout, realize intelligently changing.
Further, Set Top Box, when adopting control circuit, preferably adopts single-chip microcomputer.As adopted MCS-51 type single-chip microcomputer, inside is integrated with High Speed I/O mouth, ADC, PWM, WDT etc., and low-voltage, Micro Energy Lose, electromagnetic compatibility, Serial Extension bus and net control bus performance etc.ROM green onion 4KB(kilobytes in sheet) be increased to 8KB; Ram in slice is increased to 256B from 128B; Timer/counter increases by 3 from 2; Interrupt source is increased to 6 from 5.Therefore with the abundant command system of the centralized management pattern of its typical structure, perfect bus, SFR, bit manipulation system and Control-oriented function, the Comprehensive Control for system provides good basis.
In system, described mobile terminal can be mobile phone or panel computer.Utilize the daily conventional electronic equipment of user, both can realize efficient control, and can operation readiness be realized again.
To sum up, the signal input control system of digital TV set-top box provided by the present invention, increase the mode that mobile terminal carries out control inputs, in conjunction with voice processing technology, realize efficient, intelligentized control, the tuning-channel operation of quick raising Set Top Box, thus increase Set Top Box input pattern signal, can completing channel conversion operations flexibly.
By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, can also makes a variety of changes under the prerequisite not departing from present inventive concept.
Claims (5)
1. a signal input control system for digital TV set-top box, is characterized in that, comprising:
Mobile terminal, for Set Top Box connection establishment wireless transfer channel, and generate audio frequency control data and by set up wireless transfer channel send after audio frequency control data encoding;
Set Top Box, comprises wireless receiving circuit, decoding circuit, speech recognition circuit, control circuit, output circuit; Wherein said wireless receiving circuit, for the audio frequency control data sent after mobile terminal receive coding; Described decoding circuit, for obtaining audio signal to the audio frequency control decoding data received; Described speech recognition circuit, for carrying out speech recognition to audio signal and converting digital signal to; Described control circuit, generates the control signal for tuning-channel for receiving digital signals and according to digital signal; Described output circuit, for carrying out tuning-channel according to control signal.
2. the signal input control system of digital TV set-top box according to claim 1, it is characterized in that: described Set Top Box also comprises indicator light circuit, described indicator light circuit is connected with control circuit.
3. the signal input control system of digital TV set-top box according to claim 1, is characterized in that: described speech recognition circuit adopts pre-stored voice sample, and audio signal and speech samples is contrasted and realize speech recognition.
4. the signal input control system of digital TV set-top box according to claim 1, is characterized in that: described control circuit adopts single-chip microcomputer.
5. the signal input control system of digital TV set-top box according to claim 1, is characterized in that: described mobile terminal is mobile phone or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510753685.1A CN105407367A (en) | 2015-11-09 | 2015-11-09 | Signal input control system for digital television set top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510753685.1A CN105407367A (en) | 2015-11-09 | 2015-11-09 | Signal input control system for digital television set top box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105407367A true CN105407367A (en) | 2016-03-16 |
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|---|---|---|---|
| CN201510753685.1A Pending CN105407367A (en) | 2015-11-09 | 2015-11-09 | Signal input control system for digital television set top box |
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Citations (9)
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| US20120016678A1 (en) * | 2010-01-18 | 2012-01-19 | Apple Inc. | Intelligent Automated Assistant |
| CN102427558A (en) * | 2011-09-27 | 2012-04-25 | 深圳市九洲电器有限公司 | Sound control method of set top box and set top box thereof |
| CN103024504A (en) * | 2012-12-31 | 2013-04-03 | 上海全景数字技术有限公司 | Intelligent remote system based on digital television set-top box |
| CN103139623A (en) * | 2011-11-23 | 2013-06-05 | 康佳集团股份有限公司 | Method for controlling intelligent television by using voice |
| CN103281581A (en) * | 2013-05-31 | 2013-09-04 | 成都三零凯天通信实业有限公司 | Human-computer interaction system and method controlling IP set-top box through smart phone voice |
| CN103500578A (en) * | 2013-10-22 | 2014-01-08 | 上海云视科技有限公司 | Voice control method and device |
| CN104811792A (en) * | 2015-03-20 | 2015-07-29 | 无锡华海天和信息科技有限公司 | Television box voice control system through mobile phone and method thereof |
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2015
- 2015-11-09 CN CN201510753685.1A patent/CN105407367A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101394466A (en) * | 2008-10-24 | 2009-03-25 | 天津三星电子有限公司 | Sound controlled digital multifunctional set-top box |
| CN101729752A (en) * | 2009-07-14 | 2010-06-09 | 深圳市百特连通科技有限公司 | Television system, communication control method thereof and terminal thereof |
| US20120016678A1 (en) * | 2010-01-18 | 2012-01-19 | Apple Inc. | Intelligent Automated Assistant |
| CN102427558A (en) * | 2011-09-27 | 2012-04-25 | 深圳市九洲电器有限公司 | Sound control method of set top box and set top box thereof |
| CN103139623A (en) * | 2011-11-23 | 2013-06-05 | 康佳集团股份有限公司 | Method for controlling intelligent television by using voice |
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Application publication date: 20160316 |