CN106162249A - Photovoltaic battery panel group string Voltage Stability Control structure - Google Patents
Photovoltaic battery panel group string Voltage Stability Control structure Download PDFInfo
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- CN106162249A CN106162249A CN201610578314.9A CN201610578314A CN106162249A CN 106162249 A CN106162249 A CN 106162249A CN 201610578314 A CN201610578314 A CN 201610578314A CN 106162249 A CN106162249 A CN 106162249A
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
Abstract
The present invention relates to a kind of photovoltaic battery panel group string Voltage Stability Control structure, including stability contorting main body, high-definition camera, image-enhancing equipment, self adaptation recursive filtering equipment and pupil image segmentation equipment, high-definition camera is for gathering the high definition face image of televiewer, and image-enhancing equipment, self adaptation recursive filtering equipment and pupil image segmentation equipment process for high definition face image carries out image enhancement processing, Filtering Processing and pupil image segmentation successively.By means of the invention it is possible to improve station symbol accuracy of detection, it is ensured that station synchronization layout effect.
Description
Technical field
The present invention relates to voltage stabilization field, particularly relate to a kind of photovoltaic battery panel group string Voltage Stability Control structure.
Background technology
DTV is also called DVB-T or digital television, refers to from studio to all rings launched, transmit, receive
Joint is all that to use digital television signal or signal all of to this system to propagate be all two to be entered by be made up of 0,1 numeric string
The television genre that digital stream processed is propagated, relative with simulated television.Its loss of signal is little, and reception is good.
DTV is one and processes the most in a digital manner until user side from programme acquisition, program making, program transmission
The system end to end of signal, broadcast type based on DVB technical standard and " interactive " DTV. use advanced user management
The quality of programme content and quantity can be made perfection and bring more program to select for user and preferably save by technology
Mesh mass effect, digital television system can transmit multiple business, as high-definition television (being abbreviated as " HDTV " or " high definition "),
Standard definition television (being abbreviated as " SDTV " or " SD "), interactive TV, BSV be liquid crystal-spliced and data service etc..With mould
Intending TV to compare, DTV has picture quality height, program capacity (is 10 times of analog television transmission passage program capacity greatly
Above) and the effective feature of sound accompaniment.
The propagation rate of digital signal is 19.39 Mbytes per second, and the transmission of the biggest data stream ensure that numeral electricity
Depending on fine definition, overcome the congenital defect of simulated television.Simultaneously due also to DTV can allow several standard signal
While exist, several sub-channels can be divided into again under each digital channel, thus both can be with a high amount of traffic--per second
19.39 Mbytes, it is possible to being classified as several shunting, such as 4, each speed is exactly 4.85 Mbytes per second, though so
So the definition of image to be had a greatly reduced quality, and but can be greatly increased the kind of information, meet different demands.Such as relaying one
During sports tournament, spectators need the image of fine definition, and television station just should use the propagation of 19.39 Mbytes per second；And entering
During row news broadcast, spectators are it is to be noted that news content rather than the image of announcer, so need not use the highest clear
Clear degree, the speed the most only needing 3 Mbytes per second is the most permissible, and remaining 16.39 Mbytes can be used to transmit other content.
Compared with simulated television, DTV has the advantage that the number of times of Bob and continuous processing is unrelated.TV signal
It is to represent with binary two level in some positions after digitized, thus during continuous processing or in transmitting procedure
After middle introducing clutter, as long as its clutter amplitude is less than a certain nominal level, regenerated by digital signal, all he may be removed
Fall, even if a certain noise level overrate, cause error code, it is also possible to utilize error correction coding and decoding technology that they were corrected
Come.So, in transmission process for digital signal, signal to noise ratio will not be reduced.And analogue signal is processing and in transmission, may be used every time
New clutter can be introduced, in order to ensure finally to export enough signals to noise ratio, be necessary for various processing equipments are proposed higher letter
The requirement of miscellaneous ratio.Analogue signal requires S/N > 40dB, and digital signal only requires S/N > 20dB.Analogue signal is in transmitting procedure
Noise progressively accumulates, and digital signal is in transmitting procedure, does not the most produce new noise, namely signal to noise ratio is basically unchanged.
The means made for digital program mainly have: digital camera and digital camera, computer, digital editing
Machine, digital caption machine；Means for Digital Signal Processing have: Digital Signal Processing, compress, decompress, the technology such as scaling；
Means for transmission have: terrestrial broadcast transmission, CATV transmission, satellite broadcasting and Broadband integrated service network, DVD etc.；With
Have in the means accepting display: cathode ray tube display, liquid crystal display, plasma scope, Projection Display etc..
Along with the raising of people's living standard, to the viewing of TV, people require that also when the river rises the boat goes up, from watching content
Saying, be not only satisfied with the leap from SD DTV to digital TV in high resolution, more sight has turned to ultra high-definition numeral
Television content, from the point of view of the pattern of watching, is also not limited to real-time watching mode, review pattern the most gradually by people green grass or young crops
Look at.
But, owing to developing history is short, it is fairly simple that DTV of the prior art reviews Model Design, nothing
The situation that method is watched in real time according to televiewer carries out specialized customization to reviewing the every content related in pattern, such as,
The distribution bandwidth of program in pattern, the ad content of program and extensively cannot be reviewed according to the design of number of times that televiewer watches in real time
That accuses duration and program reviews layout strategy and replay layout strategy etc..
Accordingly, it would be desirable to a kind of new TV playback technical scheme, it is possible to according to spectators in the sight of real-time TV reception
Depending on circumstances and the design rule of reviewing preset is made a set of applicable spectators and reviewed watching habit spectators to review rating inclined
Good TV playback strategy, will simple TV playback pattern embody, it is to avoid cause not to spectators during reviewing in the past
Suitable.
Summary of the invention
In order to solve the problems referred to above, the invention provides a kind of photovoltaic battery panel group string Voltage Stability Control structure, use
Relevant parameter during televiewer is watched by detection of electrons means in real time accurately detects, biography based on television video stream
The business information of the TV programme that televiewer is watched by transport format in real time resolves and extracts, and number based on above-mentioned acquisition
According to reasonably watch design rule, formulate TV programme flexibly and review the layout strategy of strategy and TV programme, thus
Cater to the demand of TV programme supplier and televiewer simultaneously.
According to an aspect of the present invention, it is provided that a kind of photovoltaic battery panel group string Voltage Stability Control structure, described structure
Set including stability contorting main body, high-definition camera, image-enhancing equipment, self adaptation recursive filtering equipment and pupil image segmentation
Standby, high-definition camera for gathering the high definition face image of televiewer, image-enhancing equipment, self adaptation recursive filtering equipment and
Pupil image segmentation equipment for carrying out image enhancement processing, Filtering Processing and pupil image segmentation successively to high definition face image
Process.
More specifically, in described photovoltaic battery panel group string Voltage Stability Control structure, including: stability contorting main body, for
Each equipment of television provides burning voltage, thus each equipment for television is powered, described stability contorting main body
Photovoltaic battery panel group string voltage is carried out stability contorting；High-definition camera, is positioned at television, for entering the face of TV user
Row image data acquiring, to obtain high definition face image, the image data acquiring speed of high-definition camera is set to per minute
10 frames；Image-enhancing equipment, is positioned at television, is connected with high-definition camera, is used for receiving high definition face image, and to high definition face
Portion's image performs image enhancement processing, strengthens image to obtain；Self adaptation recursive filtering equipment, is positioned at television, increases with image
Strong equipment connects, and is used for receiving enhancing image, carries out self adaptation recursive filtering process to obtain filtering image to strengthening image；Pupil
Hole image segmentation apparatus, is positioned at television, is connected with self adaptation recursive filtering equipment, is used for the image that accepts filter, to filtering figure
Process as carrying out gray processing to obtain gray level image, and based on default pupil gray scale upper limit threshold and default pupil gray scale lower limit
Threshold value determines the pupil image vegetarian refreshments in gray level image, and all pupil image vegetarian refreshments are formed pupil grayscale sub-image；Station symbol edge
Detection equipment, is positioned at television, is connected with pupil image segmentation equipment, is used for receiving pupil grayscale sub-image, and based on
Laplacian operator carries out rim detection to pupil grayscale sub-image, to obtain edge image；TV station symbol recognition equipment, is positioned at electricity
Depending on end, and station symbol rim detection equipment, be used for receiving edge image, and edge image and each standard station logo image are carried out by
One coupling, it fails to match then exports TV station symbol recognition failure signal, and the match is successful, then extract the station symbol eigenvalue of edge image, will
The station symbol eigenvalue of edge image compares with the station symbol eigenvalue that prestores corresponding to the standard station logo image matched, and compares
Result is the then output TV station symbol recognition pass signal that is consistent, and the television station's name corresponding to standard station logo image that will match to is referred to as
For television station's title output of currently playing TV programme, comparative result for not meeting, then exports TV station symbol recognition failure signal；
TF storage card, is positioned at television, processes chip with station symbol rim detection equipment, TV station symbol recognition equipment and DSP respectively and is connected, is used for
Prestore the station symbol eigenvalue that prestores corresponding to each standard station logo image, each standard station logo image, preset pupil ash
Degree upper limit threshold and default pupil gray scale lower threshold；DSP processes chip, is positioned at server end, is connected with TV station symbol recognition equipment
To receive television station's title of currently playing TV programme, true for television stations based on currently playing TV programme title
The layout strategy of the TV programme supply system of Dingyuan end；Arrangement information sends equipment, is positioned at server end, processes core with DSP
Sheet connects, for layout strategy is sent to the TV programme supply system of far-end, in order to the TV programme supply of far-end is put down
Platform re-starts layout according to layout strategy to follow-up TV programme；Real time information extraction equipment, is positioned at television, for from working as
The programm name of current playing program is extracted at TS stream corresponding to front broadcasting program；Timing device, is positioned at television, is used for carrying
For current time；State extraction equipment, is positioned at television, for detection the opening of output set top box, wherein, works as detection
To Set Top Box be in open mode time, send the online signal of Set Top Box, when detecting that Set Top Box is closed, send machine
Top box off-lined signal；Viewership information sends equipment, is positioned at television, is connected with state extraction equipment, for transmitter top box
Online signal or Set Top Box off-lined signal, be connected with timing device and real time information extraction equipment the most respectively, for based in real time
The output of information extracting device and the output of timing device determine and send programm name and the phase of the TV programme of broadcasting every time
Answer the playing duration of TV programme；Audience rating statistical database facility, is positioned at server end, sends with each viewership information
Equipment connects, and sends, for receiving and store each viewership information, the various information that equipment sends；Homes Using TV statistics equipment,
It is positioned at server end, is connected with audience rating statistical database facility, send for sending equipment based on each viewership information
The online signal of Set Top Box or Set Top Box off-lined signal determine the presence of corresponding Set Top Box, when viewership information sends equipment
During the online signal of transmitter top box, determine that corresponding Set Top Box is online Set Top Box, when viewership information sends equipment transmitter top
During box off-lined signal, determine that corresponding Set Top Box is off-line Set Top Box；The sum of the Homes Using TV statistics online Set Top Box of device statistics, and
The sum of online Set Top Box is totally spreaded to Set Top Box sum to obtain set-top-box opening rate divided by presetting；Audience rating statistical sets
Standby, it is positioned at server end, is connected with audience rating statistical database facility, for setting program for each, by all ratings
The corresponding playing duration setting program that rate information transmitting apparatus sends carries out adding up and sets the total duration of program audience to obtain, will
The corresponding recording time length setting program be multiplied by preset totally spread to Set Top Box sum with obtain set program can watch total time
Long, can watch that total duration is to obtain the audience ratings of respective settings program by setting the total duration of program audience divided by setting program；Joint
Mesh market share statistics equipment, is positioned at server end, is connected with audience rating statistical equipment to obtain each receipts setting program
Depending on rate, set the total audience ratings of program by cumulative for the audience ratings of all setting programs to obtain, set program for each, calculate
The operation of its market share is as follows: by the audience ratings of respective settings program divided by setting the total audience ratings of program to obtain its market
Occupation rate；Wherein, DSP process chip television station based on currently playing TV programme title determines that the TV programme of far-end supply
The layout strategy answering platform includes: often receive television station's title of the most currently playing TV programme, currently playing TV
The time of rest and reorganization weekly of the television station that television station's title of program is corresponding reduces scheduled time length.
More specifically, in described photovoltaic battery panel group string Voltage Stability Control structure: high-definition camera also includes environment
Luminance sensor.
More specifically, in described photovoltaic battery panel group string Voltage Stability Control structure: ambient light sensor is used for examining
Survey and export the real-time luminosity of surrounding.
More specifically, in described photovoltaic battery panel group string Voltage Stability Control structure: TF storage card processes chip with DSP
It is integrated on one piece of surface-mounted integrated circuit.
More specifically, in described photovoltaic battery panel group string Voltage Stability Control structure: television is passed through with server end
Wireless communication link connects.
More specifically, in described photovoltaic battery panel group string Voltage Stability Control structure: wireless communication link is that GRPS leads to
One in letter link, 3G communication link or 4G communication link.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is the structure square frame according to the photovoltaic battery panel group string Voltage Stability Control structure shown in embodiment of the present invention
Figure.
Fig. 2 is the high-definition camera according to the photovoltaic battery panel group string Voltage Stability Control structure shown in embodiment of the present invention
The block diagram of head.
Reference: 1 high-definition camera；2 image-enhancing equipments；3 self adaptation recursive filtering equipment；4 pupil image segmentations
Equipment；5 ambient light sensors；6 flash lamies；7 imageing sensors
Detailed description of the invention
Below with reference to accompanying drawings the embodiment of the photovoltaic battery panel group string Voltage Stability Control structure of the present invention is carried out
Describe in detail.
The development experience of TV simulated television, DTV, digital TV in high resolution several stage.Television signal system bag
Including common signal passage, sound channel and depending on putting three parts of final circuit, their Main Function is to the high frequency received
TV signal is amplified and processes, and finally reappears picture of publishing picture on fluorescent screen, and restores sound accompaniment in speaker.By high frequency
Amplifier, frequency mixer and local oscillator three part composition.
High frequency amplifier effect is to select and amplify by connecing the high-frequency TV programme signal that great number tuner receives, and passes through
Frequency mixing processing obtains volume signal and accompanying sound intermediate frequency signal in image.The effect on intermediate frequency (the first intermediate frequency) signal sound surface is formation figure
The amplitude-frequency characteristic put in Xiang.The effect put in pre-: put small-signal (20dB is put in a small amount), compensate the SAW filter damage to signal
Consumption.Surface wave filter realizes the impedance matching between putting in great number tuner and image.ACC (automatic growth control) circuit passes through
Control puts the gain with High Amplifier Circuit, thus keeps the video voltage amplitude of cymoscope output AGC and ANC the most steady
Fixed；ANC (automatic noise suppressed) circuit crosses signal to the impact of television set and interference for reducing external the making an uproar of TV.
Television scanning system includes synchronous circuit, line-scan circuit, field-scanning circuit, image reproducer and power supply circuits thereof.Sweep
The Main Function retouching system is to make to form normal grating on the fluorescent screen of image reproducer.
Range separation circuit utilizes the feature that synchronizing signal amplitude in composite video signal is the highest, and composite synchronizing signal is taken
Out integrating circuit utilizes the width of field sync signal to be far smaller than the feature of line synchronising signal width, by field sync signal from multiple
Close in synchronizing signal and separate, remove controlling filed scanning circuit, it is achieved TV Field scanning synchronizes.
The also referred to as width separation AFC circuit effect of the separate mode of integrating circuit is to be automatically obtained row synchronization.Principle is by row
Synchronizing signal is taken out from composite synchronizing signal, and the line frequency sawtooth plating signal fed back with the machine horizontal output stage compares,
Then output error control voltage goes to adjust frequency and the phase place of row scanning, it is achieved row television synchronous circuit.
The multiplex system of DTV is one of key component of HDTV.From the point of view of the flow direction of transmitting terminal information, it will regard
Frequently, the data bit flow sent here of the encoder such as audio frequency, assistance data, the treated bit stream being combined into single channel serial, give letter
Road coding and modulation.Receiving terminal and this process contrast.
There is not multiplexer in simulated television system.In DTV, multiplexer is audio frequency, video, the code of assistance data
Flow by packing device packing (this is popular saying, is packet in fact), be combined into single channel the most again.Network service
Data all by certain format packing transmission.The packing of HDTV data will make it possess extensibility, graded properties, mutual
The basis of property.
Currently, it is the most coarse that DTV reviews Model Design, reviews broadcast strategy substantially for each television station
Identical, arrange each TV programme to review broadcast strategy roughly the same, it is impossible to according to televiewer when viewing in real time
Concrete condition carries out pattern of the reviewing customization of respective program, not to mention to the layout strategy of future television program and review electricity
Depending on the materialization of layout strategy and the flexibility of program, in this way it is easy to cause discomfort to televiewer when reviewing, such as because of
Enter not go in program look back state for bandwidth is not enough, the most also cannot provide reference for the Promgramming of TV programme supplier
Data.
In order to overcome above-mentioned deficiency, the present invention has built a kind of photovoltaic battery panel group string Voltage Stability Control structure, to existing
The control model of some digital television program playback controls systems refines, and gathers spectators when spectators watch in real time and sees in real time
See information, resolve to obtain program related data to the business information in digital video frequency flow simultaneously, on above-mentioned data basis
On, the relevant control project in playing back digital television program according to default rule is customized, thus provides for reviewing spectators
Preferably service.
Fig. 1 is the structure square frame according to the photovoltaic battery panel group string Voltage Stability Control structure shown in embodiment of the present invention
Figure, described structure includes stability contorting main body, high-definition camera, image-enhancing equipment, self adaptation recursive filtering equipment and pupil
Image segmentation apparatus, high-definition camera is for gathering the high definition face image of televiewer, image-enhancing equipment, self adaptation recurrence
Filter apparatus and pupil image segmentation equipment for carrying out image enhancement processing, Filtering Processing and pupil successively to high definition face image
Hole pattern is as dividing processing.
Then, continue the concrete structure of the photovoltaic battery panel group string Voltage Stability Control structure of the present invention is carried out further
Explanation.
As in figure 2 it is shown, described structure includes: stability contorting main body, each equipment for television provides burning voltage, from
And be that each equipment of television is powered, described stability contorting main body carries out stable control to photovoltaic battery panel group string voltage
System；High-definition camera, is made up of ambient light sensor, flash lamp and imageing sensor, is positioned at television, for using TV
The face at family carries out image data acquiring, and to obtain high definition face image, the image data acquiring speed of high-definition camera is set
It is set to 10 frames per minute.
Described structure includes: image-enhancing equipment, is positioned at television, is connected with high-definition camera, is used for receiving high definition face
Portion's image, and high definition face image is performed image enhancement processing, strengthen image to obtain；Self adaptation recursive filtering equipment, position
In television, it is connected with image-enhancing equipment, is used for receiving enhancing image, carry out self adaptation recursive filtering process to strengthening image
To obtain filtering image.
Described structure includes: pupil image segmentation equipment, is positioned at television, is connected with self adaptation recursive filtering equipment, uses
In the image that accepts filter, filtering image is carried out gray processing and processes to obtain gray level image, and based in default pupil gray scale
Limit threshold value and default pupil gray scale lower threshold determine the pupil image vegetarian refreshments in gray level image, are formed by all pupil image vegetarian refreshments
Pupil grayscale sub-image；Station symbol rim detection equipment, is positioned at television, is connected with pupil image segmentation equipment, is used for receiving pupil
Hole grayscale sub-image, and based on Laplacian operator, pupil grayscale sub-image is carried out rim detection, to obtain edge image.
Described structure includes: TV station symbol recognition equipment, is positioned at television, with station symbol rim detection equipment, is used for receiving edge
Image, and edge image is mated one by one with each standard station logo image, it fails to match then output TV station symbol recognition unsuccessfully believe
Number, the match is successful, then extract the station symbol eigenvalue of edge image, by the station symbol eigenvalue of edge image and the standard station matched
The station symbol eigenvalue that prestores corresponding to logo image compares, and comparative result is the then output TV station symbol recognition pass signal that is consistent, and
Television station's title that the television station's name corresponding to standard station logo image that will match to is referred to as currently playing TV programme is defeated
Going out, comparative result for not meeting, then exports TV station symbol recognition failure signal.
Described structure includes: TF storage card, is positioned at television, respectively with station symbol rim detection equipment, TV station symbol recognition equipment
Process chip with DSP to connect, for prestoring prestoring corresponding to each standard station logo image, each standard station logo image
Station symbol eigenvalue, default pupil gray scale upper limit threshold and default pupil gray scale lower threshold.
Described structure includes: DSP processes chip, is positioned at server end, is connected with TV station symbol recognition equipment and currently broadcasts to receive
Television station's title of the TV programme put, determines the TV of far-end for television stations based on currently playing TV programme title
The layout strategy of program supply system.
Described structure includes: arrangement information sends equipment, is positioned at server end, processes chip with DSP and is connected, for compiling
Row's strategy is sent to the TV programme supply system of far-end, in order to the TV programme supply system of far-end is according to layout strategy pair
Follow-up TV programme re-start layout.
Described structure includes: real time information extraction equipment, is positioned at television, for from the TS corresponding to current playing program
The programm name of current playing program is extracted at stream；Timing device, is positioned at television, is used for providing current time；State is extracted
Equipment, is positioned at television, for detection the opening of output set top box, wherein, opens shape when detecting that Set Top Box is in
During state, send the online signal of Set Top Box, when detecting that Set Top Box is closed, send Set Top Box off-lined signal.
Described structure includes: viewership information sends equipment, is positioned at television, is connected with state extraction equipment, for sending out
Send the online signal of Set Top Box or Set Top Box off-lined signal, be connected with timing device and real time information extraction equipment the most respectively, be used for
The output of output based on real time information extraction equipment and timing device determines and sends the program of the TV programme of broadcasting every time
Title and the playing duration of corresponding TV programme.
Described structure includes: audience rating statistical database facility, is positioned at server end, sends with each viewership information
Equipment connects, and sends, for receiving and store each viewership information, the various information that equipment sends.
Described structure includes: Homes Using TV statistics equipment, is positioned at server end, is connected with audience rating statistical database facility,
The online signal of Set Top Box or Set Top Box off-lined signal for sending equipment transmission based on each viewership information determine correspondence
The presence of Set Top Box, when viewership information sends the equipment online signal of transmitter top box, determine corresponding Set Top Box for
Line Set Top Box, when viewership information sends equipment transmitter top box off-lined signal, determines that corresponding Set Top Box is off-line Set Top Box；
The sum of the Homes Using TV statistics online Set Top Box of device statistics, and the sum of online Set Top Box is totally spreaded to Set Top Box divided by presetting
Sum is to obtain set-top-box opening rate.
Described structure includes: audience rating statistical equipment, is positioned at server end, is connected with audience rating statistical database facility,
For setting program for each, the corresponding playing duration setting program that the equipment that all viewership information sent sends is entered
Row is cumulative sets the total duration of program audience to obtain, and correspondence sets the recording time length of program and is multiplied by preset and totally spreads to machine
Top box sum with obtain set program can watch total duration, by set the total duration of program audience divided by set program can watch total time
Long to obtain the audience ratings of respective settings program.
Described structure includes: program market share statistics equipment, is positioned at server end, is connected with audience rating statistical equipment
To obtain each audience ratings setting program, set the total audience ratings of program by cumulative for the audience ratings of all setting programs to obtain,
Setting program for each, the operation calculating its market share is as follows: by the audience ratings of respective settings program divided by setting
The total audience ratings of program is to obtain its market share.
Wherein, DSP process chip television station based on currently playing TV programme title determines the TV programme of far-end
The layout strategy of supply system includes: often receive television station's title of the most currently playing TV programme, currently playing electricity
Scheduled time length is reduced depending on time of rest and reorganization weekly of television station corresponding to television station's title of program.
Alternatively, in described structure: high-definition camera also includes ambient light sensor；Ambient light sensor is used for
Detect and export the real-time luminosity of surrounding；TF storage card and DSP process chip and are integrated on one piece of surface-mounted integrated circuit；Electricity
It is connected by wireless communication link with server end depending on end；And wireless communication link is GRPS communication link, 3G communication link
Or the one in 4G communication link.
It addition, the abbreviation of general packet radio service technology (General Packet Radio Service), he is GSM
Mobile phone user can a kind of mobile data services.GPRS can say it is the continuity of GSM.GPRS passes at channel with the most continuous
Defeated mode is different, is to transmit with package (Packet) formula, and the expense that therefore user is born is with its data transmission list
Position calculates, and its whole channel of non-usage, the most inexpensively.The transfer rate of GPRS can be promoted to 56 even 114Kbps.
GPRS is often described as " 2.5G ", say, that this technology is positioned at the second filial generation (2G) and the third generation (3G) is mobile
Between mechanics of communication.He is by utilizing untapped TDMA channel in GSM network, it is provided that the data transmission of middling speed.GPRS breaks through
GSM net can only provide Circuit-switched mode of thinking, only by increasing corresponding functional entity and to existing base station system
Carrying out part transformation and realize packet switch, the input of this transformation is the most little comparatively speaking, but the user data rate obtained
The most considerable.And, because being no longer necessary to the intermediary's transducer required for existing wireless application, all can so connecting and transmitting
More convenient easily.So, user both can connect to the internet, and participates in the interactive communications such as video conference, and at same video signal net
The user of (VRN) on network, it might even be possible to without passing through to dial up on the telephone, and continue connected to the network.
The communication mode of GPRS packet switch is in the communication mode of packet switch, and data are divided into the bag of certain length
(packet), has a packets headers (address mark therein indicates that where is mail in this packet) before each bag.Data transmit it
Before be not required to allocate in advance channel, set up and connect.But when each packet arrives, according to the information in datagram header
(such as destination address), this datagram is sent by one available channel resource of interim searching.In this load mode, number
According to transmission and recipient's cochannel between the not fixing relation that takies, channel resource can be regarded as by all of user altogether
Enjoy use.A kind of paroxysmal business characteristic is the most all shown, to channel width due to data service
Changes in demand is relatively big, therefore uses packet mode to carry out data transmission and can better profit from channel resource.Such as one is entered
The user that row WWW browses, the most of the time is in browse state, and the time really transmitted for data only accounts for very small scale.
In this case according to the mode of fixing busy channel, it will cause the bigger wasting of resources.
Use the photovoltaic battery panel group string Voltage Stability Control structure of the present invention, cannot be real according to spectators for prior art
Time watch that program is play by situation or playback strategy carries out the technical problem of detail process, when watching in real time by gathering spectators
Parameters and gather the every business information in video flowing, on the basis of above-mentioned data, cater to TV services
Business and the demand of televiewer, design materialization, targetedly program look back strategy or broadcast strategy, thus at satisfied electricity
Depending on spectators watch demand while, the Promgramming for TV services business provides convenient.
Although it is understood that the present invention discloses as above with preferred embodiment, but above-described embodiment being not used to
Limit the present invention.For any those of ordinary skill in the art, without departing under technical solution of the present invention ambit,
Technical solution of the present invention is made many possible variations and modification by the technology contents that all may utilize the disclosure above, or is revised as
Equivalent embodiments with change.Therefore, every content without departing from technical solution of the present invention, according to the technical spirit pair of the present invention
Any simple modification made for any of the above embodiments, equivalent variations and modification, all still fall within the scope of technical solution of the present invention protection
In.
Claims (7)
1. a photovoltaic battery panel group string Voltage Stability Control structure, described structure include stability contorting main body, high-definition camera,
Image-enhancing equipment, self adaptation recursive filtering equipment and pupil image segmentation equipment, high-definition camera is used for gathering televiewer
High definition face image, image-enhancing equipment, self adaptation recursive filtering equipment and pupil image segmentation equipment are for high definition face
Portion's image carries out image enhancement processing, Filtering Processing and pupil image segmentation successively and processes.
2. photovoltaic battery panel group string Voltage Stability Control structure as claimed in claim 1, it is characterised in that described structure bag
Include:
Stability contorting main body, each equipment for television provides burning voltage, thus each equipment for television supplies
Electricity, described stability contorting main body carries out stability contorting to photovoltaic battery panel group string voltage；
High-definition camera, is positioned at television, for the face of TV user is carried out image data acquiring, to obtain high definition face
Image, the image data acquiring speed of high-definition camera is set to 10 frames per minute；
Image-enhancing equipment, is positioned at television, is connected with high-definition camera, is used for receiving high definition face image, and to high definition face
Portion's image performs image enhancement processing, strengthens image to obtain；
Self adaptation recursive filtering equipment, is positioned at television, is connected with image-enhancing equipment, is used for receiving enhancing image, to enhancing
Image carries out self adaptation recursive filtering process to obtain filtering image；
Pupil image segmentation equipment, is positioned at television, is connected with self adaptation recursive filtering equipment, is used for the image that accepts filter, right
Filtering image carries out gray processing and processes to obtain gray level image, and based on default pupil gray scale upper limit threshold and default pupil ash
Degree lower threshold determines the pupil image vegetarian refreshments in gray level image, and all pupil image vegetarian refreshments are formed pupil grayscale sub-image；
Station symbol rim detection equipment, is positioned at television, is connected with pupil image segmentation equipment, is used for receiving pupil gray scale subgraph
Picture, and based on Laplacian operator, pupil grayscale sub-image is carried out rim detection, to obtain edge image；
TV station symbol recognition equipment, is positioned at television, with station symbol rim detection equipment, is used for receiving edge image, and by edge image
Mating one by one with each standard station logo image, it fails to match then exports TV station symbol recognition failure signal, and the match is successful, then extract
The station symbol eigenvalue of edge image, by prestoring corresponding to the station symbol eigenvalue of edge image and the standard station logo image matched
Station symbol eigenvalue compares, and comparative result is the then output TV station symbol recognition pass signal that is consistent, and the benchmark station symbol that will match to
Television station's name corresponding to image is referred to as television station's title output of currently playing TV programme, and comparative result is not for being inconsistent
Close, then output TV station symbol recognition failure signal；
TF storage card, is positioned at television, processes chip with station symbol rim detection equipment, TV station symbol recognition equipment and DSP respectively and is connected,
For prestoring the station symbol eigenvalue that prestores corresponding to each standard station logo image, each standard station logo image, default pupil
Hole gray scale upper limit threshold and default pupil gray scale lower threshold；
DSP processes chip, is positioned at server end, is connected with TV station symbol recognition equipment to receive the TV of currently playing TV programme
Platform title, determines the layout of the TV programme supply system of far-end for television stations based on currently playing TV programme title
Strategy；
Arrangement information sends equipment, is positioned at server end, processes chip with DSP and is connected, for layout strategy is sent to far-end
TV programme supply system, in order to the TV programme supply system of far-end is according to layout strategy to follow-up TV programme again
Carry out layout；
Real time information extraction equipment, is positioned at television, currently playing for extracting at the TS stream corresponding to current playing program
The programm name of program；
Timing device, is positioned at television, is used for providing current time；
State extraction equipment, is positioned at television, for detection the opening of output set top box, wherein, when machine top being detected
When box is in open mode, send the online signal of Set Top Box, when detecting that Set Top Box is closed, send Set Top Box from
Line signal；
Viewership information sends equipment, is positioned at television, is connected with state extraction equipment, for the online signal of transmitter top box or
Set Top Box off-lined signal, is connected with timing device and real time information extraction equipment the most respectively, sets for extracting based on real time information
Standby output and the output of timing device determine and send the programm name of the TV programme of broadcasting every time and corresponding TV programme
Playing duration；
Audience rating statistical database facility, is positioned at server end, sends equipment with each viewership information and is connected, is used for receiving
And store the various information that each viewership information transmission equipment sends；
Homes Using TV statistics equipment, is positioned at server end, is connected with audience rating statistical database facility, for based on each rating
The online signal of Set Top Box of rate information transmitting apparatus transmission or Set Top Box off-lined signal determine the presence of corresponding Set Top Box, when
When viewership information sends equipment transmitter top box online signal, determine that corresponding Set Top Box is online Set Top Box, when audience ratings is believed
During breath transmission equipment transmitter top box off-lined signal, determine that corresponding Set Top Box is off-line Set Top Box；Homes Using TV statistics device statistics
The sum of online Set Top Box, and the sum of online Set Top Box is opened to obtain Set Top Box divided by default Set Top Box sum of totally spreading to
Probability；
Audience rating statistical equipment, is positioned at server end, is connected with audience rating statistical database facility, for setting for each
Program, the corresponding playing duration setting program that the equipment that all viewership information sent sends carries out adding up and sets joint to obtain
The total duration of mesh rating, the recording time length that correspondence sets program is multiplied by default Set Top Box sum of totally spreading to obtain setting
Program can watch total duration, can watch that total duration is to obtain respective settings joint by setting the total duration of program audience divided by setting program
Purpose audience ratings；
Program market share statistics equipment, is positioned at server end, is connected to obtain each with audience rating statistical equipment and sets joint
Purpose audience ratings, sets the total audience ratings of program by cumulative for the audience ratings of all setting programs to obtain, sets joint for each
Mesh, the operation calculating its market share is as follows: by the audience ratings of respective settings program divided by setting the total audience ratings of program to obtain
Obtain its market share；
Wherein, DSP process chip television station based on currently playing TV programme title determines the TV programme supply of far-end
The layout strategy of platform includes: often receive television station's title of the most currently playing TV programme, currently playing TV Festival
The time of rest and reorganization weekly of the television station that purpose television station title is corresponding reduces scheduled time length.
3. photovoltaic battery panel group string Voltage Stability Control structure as claimed in claim 2, it is characterised in that:
High-definition camera also includes ambient light sensor.
4. photovoltaic battery panel group string Voltage Stability Control structure as claimed in claim 3, it is characterised in that:
Ambient light sensor is for detecting and export the real-time luminosity of surrounding.
5. photovoltaic battery panel group string Voltage Stability Control structure as claimed in claim 2, it is characterised in that:
TF storage card and DSP process chip and are integrated on one piece of surface-mounted integrated circuit.
6. photovoltaic battery panel group string Voltage Stability Control structure as claimed in claim 2, it is characterised in that:
Television is connected by wireless communication link with server end.
7. photovoltaic battery panel group string Voltage Stability Control structure as claimed in claim 6, it is characterised in that:
Wireless communication link is the one in GRPS communication link, 3G communication link or 4G communication link.
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| CN201610578314.9A CN106162249A (en) | 2016-07-21 | 2016-07-21 | Photovoltaic battery panel group string Voltage Stability Control structure |
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| CN201610578314.9A CN106162249A (en) | 2016-07-21 | 2016-07-21 | Photovoltaic battery panel group string Voltage Stability Control structure |
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| CN101588443A (en) * | 2009-06-22 | 2009-11-25 | 费炜 | Statistical device and detection method for television audience ratings based on human face |
| CN201674596U (en) * | 2010-05-25 | 2010-12-15 | 深圳创维－Rgb电子有限公司 | Television and television network system |
| US20120242861A1 (en) * | 2011-03-21 | 2012-09-27 | Apple Inc. | Red-Eye Removal Using Multiple Recognition Channels |
| CN105681920A (en) * | 2015-12-30 | 2016-06-15 | 深圳市鹰硕音频科技有限公司 | Network teaching method and system with voice recognition function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101588443A (en) * | 2009-06-22 | 2009-11-25 | 费炜 | Statistical device and detection method for television audience ratings based on human face |
| CN201674596U (en) * | 2010-05-25 | 2010-12-15 | 深圳创维－Rgb电子有限公司 | Television and television network system |
| US20120242861A1 (en) * | 2011-03-21 | 2012-09-27 | Apple Inc. | Red-Eye Removal Using Multiple Recognition Channels |
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