CN1274141C - TV signal receiver - Google Patents

TV signal receiver Download PDF

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Publication number
CN1274141C
CN1274141C CNB008020205A CN00802020A CN1274141C CN 1274141 C CN1274141 C CN 1274141C CN B008020205 A CNB008020205 A CN B008020205A CN 00802020 A CN00802020 A CN 00802020A CN 1274141 C CN1274141 C CN 1274141C
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China
Prior art keywords
signal
memory
signal receiver
receiver
storage device
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Expired - Fee Related
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CNB008020205A
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Chinese (zh)
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CN1322435A (en
Inventor
N·拉姆博特
E·A·蒙蒂
A·J·M·德尼森
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Koninklijke Philips NV
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Koninklijke Philips Electronics NV
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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
    • H04N21/44222—Analytics of user selections, e.g. selection of programs or purchase activity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • 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
    • H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4331—Caching operations, e.g. of an advertisement for later insertion during playback
    • 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 or rendering scenes according to encoded video stream scene graphs
    • H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/4508—Management of client data or end-user data
    • H04N21/4532—Management of client data or end-user data involving end-user characteristics, e.g. viewer profile, 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6582—Data stored in the client, e.g. viewing habits, hardware capabilities, credit card number
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/812—Monomedia components thereof involving advertisement data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/4448—Receiver circuitry for the reception of television signals according to analogue transmission standards for frame-grabbing

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Social Psychology (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Computer Security & Cryptography (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Circuits Of Receivers In General (AREA)

Abstract

The invention relates to a TV signal receiver (5) having a first input terminal (7) for receiving a first input signal, a tuner (11) for deriving a first TV signal from the first input signal. Said first input signal comprises interruptions interrupting said first TV signal. The TV receiver (5) further comprises a second input terminal (8) for receiving a second input signal, a storage device (17) for storing and reading at least a plurality of second TV signal blocks in/from a memory, whereby said second TV signal blocks are derived from the second input signal. Control means (25) are provided for generating a first control signal for controlling the storage device to read at least one second TV signal block from the memory to obtain a second TV signal. A signal combination unit (19) is provided for replacing a part of the first TV signal by the second TV signal so as to obtain a composite TV signal in response to said first control signal. The composite TV signal is applied to an output terminal (9). The TV signal receiver further comprises user activatable input means (23) for receiving a command from a user to insert a second TV signal block in the first TV signal.

Description

TV signal receiver
Technical field
The present invention relates to a kind of TV (TV) signal receiver, it has: the first input end that is used to receive first input signal; Be used for deriving from first input signal channel selector of a TV signal, wherein said first input signal can comprise the interruption of interrupting a described TV signal; Be used in the memory storage with from wherein reading the storage device of a plurality of at least the 2nd TV blocks; Be used to produce the control device of first control signal, described first control signal is used for the control store device and reads at least one the 2nd TV block to obtain the 2nd TV signal from memory; Be used to respond described first control signal part of the one TV signal is replaced into the 2nd TV signal so that obtain the signal combination unit of composite video signal; And the output that is used to provide composite video signal.
Background technology
TV receiver as defined above is disclosed in W0-98/36563 (PHN 16.230).The TV receiver of the disclosure receives a TV signal.A described TV signal that comprises the TV program of given length can for example be intercutted commercial advertisement or other information by regular interruption.The TV receiver also is arranged to receive and store a plurality of the 2nd TV blocks.The 2nd TV block can comprise commercial advertisement, preferably about the commercial advertisement of the interested especially product of spectators, about information (for example stock exchange news) or weather forecast and other information of other themes.Disclosed TV receiver is replaced into the 2nd TV block with the interruption in the TV signal automatically.Even interrupting content is that spectators are interested especially, these the 2nd TV blocks also will be replaced all interruptions.On the other hand, not that interested especially the 2nd TV piece of spectators all is provided output.
Summary of the invention
The object of the present invention is to provide a kind of TV signal receiver, can realize by user's request a TV signal and the combination of the 2nd TV block by this receiver.
TV signal receiver according to the present invention comprises: first input end is used to receive first input signal; Channel converter is used for deriving a TV signal from described first input signal, and wherein said first input signal can comprise the interruption of interrupting a described TV signal; Storage device is used for storing a plurality of at least the 2nd TV blocks and/or therefrom reading described a plurality of at least the 2nd TV block at memory; Control device is used to produce first control information, gets at least one the 2nd TV block from described memory read and obtains the 2nd TV signal to control described storage device; Signal combination unit is used to respond described first control signal and the part of a described TV signal is replaced into described the 2nd TV signal so that obtain composite video signal; And output, be used to provide described composite video signal,
It is characterized in that described TV signal receiver also comprises: second memory, be used for a described TV signal storage at the writing station of described second memory and the delay version that is used for reading a described TV signal from described second memory so that can a described TV signal delay offer described signal combination device; And the user can encourage input unit, be used to receive offer described control device first order so that produce described first control signal.
Like this, the user when just can determine to receive by second input and comprise that the 2nd TV block of commercial advertisement or other information offers output.
In above-mentioned TV signal receiver, described storage device also is suitable for deriving described the 2nd TV block according to second input signal from a described TV signal.
Described storage device also is suitable for reading at least one the 2nd TV block according to user profile.Described user can encourage input unit also to be suitable for receiving user profile.
Described TV signal receiver also comprises: first checkout gear is used to detect the feature of interruption; And first device, be used to preserve about the number of times that detects interruption with to small part and replace the statistical information of the number of times of described interruption, to obtain user profile with described special characteristic.
Described user can encourage input unit also to be suitable for receiving and offer second order of described control device to produce second control signal, and described storage device also is suitable for stopping to read described at least one the 2nd TV block according to described second control signal from described memory, and is taken to few another the 2nd TV block from described memory read.Wherein, described TV signal receiver also comprises second checkout gear, is used to detect the feature of the 2nd TV block; Described first checkout gear also is suitable for preserving about reading the number of times of the 2nd TV block with described special characteristic and partly read the statistical information of the number of times of described the 2nd TV block with described special characteristic from described storage device from described storage device being complete, so that obtain described user profile.
Described TV signal receiver also comprises output device, is used to send described user profile.
Described TV signal receiver also comprises output device, is used to send described statistical information.
Described TV signal receiver also comprises: the 3rd checkout gear is used to detect an incident: continue a described TV signal when reading the 2nd TV block from described memory, behind EOI; And output device, be used for producing index signal according to detecting described incident.Wherein, described index signal is a voice signal.Described index signal is the form that is presented at the warning message on the TV screen.
The 3rd order that described user can encourage input unit also to be suitable for receiving to offer described control device is producing the 3rd control signal, and described storage device also is suitable for stopping to read described at least one the 2nd TV block according to described the 3rd control signal from described memory.
Described second memory is controlled as the described index signal of response and forbids the output of a described TV signal, and responds described first and second control signals and the output that recovers a described TV signal.
Described memory is a magnetic recording medium.
Described magnetic recording medium is a hard disk.
Described memory is a solid-state memory.
Described storage device is suitable for producing a kind of tabulation, information comprising at least a portion of described the 2nd TV block that is stored in described memory, thereby described user can encourage input unit also to be suitable for from described tabulation selecting to be stored in the 2nd TV block in the described memory, so that read from described memory.
Described storage device is suitable for producing described tabulation according to a described TV information.
These and other aspect of the present invention is set forth, is made it apparent with reference to embodiment hereinafter with graphic form.
Description of drawings
Fig. 1 demonstration is equipped with broadcaster, service provider and at least one first embodiment according to the system of TV signal receiver of the present invention;
Fig. 2 demonstration is equipped with broadcaster, service provider and at least one second embodiment according to the system of TV signal receiver of the present invention, wherein produces the profile and the notification service provider of needed the 2nd TV block;
Fig. 3 shows and to be equipped with broadcaster, service provider and at least one the 3rd embodiment according to the system of TV signal receiver of the present invention, and wherein the TV signal receiver comprises the memory that is used to the TV signal that postpones to be received.
Embodiment
Fig. 1 schematically illustrates system 1, and it comprises broadcaster 3, service provider 4 and TV signal receiver 5.In actual conditions, will have an above TV signal receiver and be connected with service provider 4 with broadcaster 3.TV signal receiver 5 has first input end 7, second input 8 and output 9.The TV signal that broadcaster 3 is sent is received at the first input end 7 of TV signal receiver 5.These signals are also referred to as first input signal.The signal that comprises commercial advertisement or other information that is sent by service provider 4 is received at second input 7 of TV signal receiver 5.These signals are also referred to as second input signal.First input signal with a TV signal, be that star turn is relevant.These TV signals contain interruption.Second input signal is relevant with the 2nd TV block that comprises such as the information such as advertisement of commercial advertisement, stock exchange news, weather forecast or designated key.But the content of this information is usually because of considering the former thereby extremely different of user that expectation receives, for example only relevant with designated key information.The objective of the invention is to propose one at this solution on the one hand.
First input signal that receives at input 7 is added to channel converter 11, so that select one the one TV signal from each the TV signal that is provided.The one TV signal is added to the first input end 27 of signal combination unit 19.Second input signal that second input, 8 places receive is added to storage device 17.Storage device 17 is suitable for retrieving the 2nd TV block from second input signal and also the 2nd TV block is stored in the memory.The TV signal receiver comprises that also the user who is suitable for receiving first order that will offer control unit 25 can encourage input unit 23.This input unit can be the form of button on TV signal receiver or the remote controller, also can be voice-operated input unit.Control unit 25 is suitable for producing first control signal according to described first order.Storage device 17 also is suitable for reading at least one the 2nd TV block according to first control signal from memory, so that provide it to second input 29 of signal combination unit 19.Signal combination unit 19 is suitable for responding described first control signal and the part of a TV signal is replaced into the 2nd TV signal, so that obtain composite video signal.Composite video signal is added to the output 9 of TV signal receiver.On display unit (partly is nonessential and demonstration for the TV receiver), composite video signal is reproduced.
To give detailed explanation to the operation of TV signal receiver below.Second input 8 receives second input signal that the service provider provides.This second input signal can pass through telephone wire, cable, and ground connects or the satellite connection provides.Predetermined according to the service provider, second input signal comprises the two TV block relevant with described predetermined content.Like this, the user in the world brief description he wish the sort of the 2nd TV block that receives.Storage device 17 is derived the 2nd TV block and described block is stored in the memory from this second input signal.First input end 7 receives first input signal that is applied by broadcaster.This first input signal can connect by cable, and ground connects or the satellite connection provides.In general, first input signal comprises that many representatives comprise the TV signal of the TV channel of TV program.Channel converter 11 is selected a needed TV signal from this first input signal.In normal running, a TV signal is added to output 9 by signal combination unit 19.Usually, a TV signal comprises some TV programs, as film, and documentary film, news, weather forecast, TV TV guide, commercial advertisement etc.If spectators lose interest in to the part of a TV signal, then he can encourage input unit 23 to send first order to the user.According to this first order, control unit 25 produces first control signal.According to this first control signal, storage device reads the 2nd TV block.The 2nd TV block is added to signal combination unit 19.According to first control signal, described the 2nd TV block that signal combination unit 19 provides with storage device 17 is replaced the uninterested part of a described TV signal, thereby obtains composite video signal.This composite video signal with display unit that described TV receiver is connected on be reproduced.Signal combination unit 19 can be suitable for the entire image in the TV signal is replaced into the image of the 2nd TV block, but also can be suitable for producing the composite video signal that comprises image, thereby the image of the 2nd TV block is only replaced the part of the image of a TV signal, for example as pip image.Like this, just can increase user's the enjoyment of viewing and admiring.
When use low-frequency band and service provider be connected (for example telephone wire) time, the data capacity of described connection is not enough to receive effectively a plurality of TV blocks that contain video flowing.On the other hand, first input signal has enough data capacities and carries a plurality of video flowings.Therefore, the service provider sends control information by second input signal, and described second input signal represents that the 2nd TV block transmits by first input signal.The TV signal receiver receives second input signal and derive described control information from second input signal.Storage device 17 is suitable for extracting the 2nd TV block according to described control information from described first input signal.The 2nd TV block that extracts from first input signal can be the part of a TV signal, but also can be the part of another TV signal in first input signal.
TV signal receiver 5 preferably is equipped with the device that obtains user profile.By user profile, can from memory, read those the 2nd TV blocks of spectators' preference.But, can obtain user profile by different modes.
In the embodiment with first kind of possibility of obtaining user profile, the TV signal receiver can be equipped with the user can encourage input unit 23, is used to submit to the subject matter of relevant needed information or the user profile of theme.Storage device can use user profile only will to be stored in the memory corresponding to those the 2nd TV blocks of this user profile.User profile is as the filter that will be stored in information in the memory.This method has following advantage: need not the 2nd TV block of all receptions is stored in the memory, so just only need less memory space to store these the 2nd TV blocks.User profile can also be used to the 2nd TV block to be read in the selection memory.
But user's exciting bank 23 can also be suitable for receiving user's second order.Control unit 25 is suitable for producing second control signal according to second order.Storage device also is suitable for stopping to read the 2nd TV block according to second control signal from memory, and therefrom reads the 2nd TV block that another will offer signal combination unit 19.Like this, the user can stop to watch uninterested the 2nd TV block and watch another the 2nd TV block.
Fig. 2 illustrates and is equipped with broadcaster, service provider and at least one embodiment according to the system of TV signal receiver of the present invention, and wherein second embodiment of user profile is obtained in explanation.The TV signal receiver comprises first detector 31.First detector detects the feature of the part of a TV signal, as the product category of subject matter, theme, commercial advertisement or sales promotion.Detected feature is added to unit 33.This first detector can be suitable for detecting the more than one feature of the part of a TV signal, as interrupting.The number of times that 33 pairs first detectors 31 in unit detect the interruption with definite feature is counted.These count values provide relevant user to watch to have the information of the number of times that special characteristic interrupts.The number of times that is had the interruption of described definite feature by the displacement of the 2nd TV block is also added up in unit 33.These statistical values provide the relevant information of the number of times of the interruption that is considered to the uninterested special characteristic of spectators that has.In a TV signal, detect the type of the relation indication user interest between the number of times of interruption and the number of times of interruption that displacement has described special characteristic with special characteristic.This information is used to obtain user profile.Like this, user profile is according to watching behavior and user's demand to obtain automatically.Another advantage is that user profile changes automatically according to user's demand.
Second detector 35 can be set so that automatically watch behavior to obtain user profile more exactly according to the user.Second detector 35 detects the feature of the 2nd TV block that reads from memory.The feature of the 2nd TV block can be the kind of the product of subject matter, theme, commercial advertisement or sales promotion.Second detector 35 can be suitable for detecting the more than one feature of the 2nd TV block.Detected feature is added to unit 33.Unit 33 also is suitable for the second detector numerical value is provided the user to watch to have the information of number of times of the 2nd TV block of special characteristic.Unit 33 is also to ordering the number of times that stops to read the 2nd TV block with described definite feature to be counted owing to receiving from user's second.User's relevance of the 2nd TV block by considering output is obtained to such an extent that information is used for determining user profile more accurately like this.
Fig. 2 also shows the possible scheme that sends user profile to the service provider.Therefore, the TV signal receiver has output 37.The transmission of user profile can be passed through telephone wire, cable system, and ground connection or satellite connect to be finished.The advantage that transmits user profile to the service provider is that the service provider can transmit second input signal of the 2nd TV block that comprises the feature that meets user profile to TV signal receiver 5.Like this, select the 2nd TV block and only store selected the 2nd TV block according to user profile with regard to the unnecessary storage device of seeking survival, because the 2nd TV block that is received has met user profile.
Fig. 3 illustrates another embodiment of the system among Fig. 2.The TV signal receiver is equipped with the 3rd detector 39.The 3rd detector detects an incident, thereby a TV signal continues and is added to the first input end 27 of signal combination unit 19 after EOI, and the 2nd TV block that reads from storage device also is added to second input 29 of signal combination unit 19 simultaneously.After detecting described incident, the 3rd detector produces and to be used for the index signal that second output 41 to TV signal receiver 5 provides.This index signal can be used for notifying the program that recovers a TV signal behind user's EOI, and therefore, the user can't watch described program when continuing to watch the 2nd TV block.This index signal can be a voice signal, perhaps is presented at form on the TV screen with warning message.But user's exciting bank 23 also is suitable for receiving the 3rd order.According to the 3rd order, control unit 25 produces the 3rd control signal to be stopped to read the 2nd TV block from memory with the location of instruction 17.
TV signal receiver among Fig. 3 also comprises and is used for that a TV signal write the writing unit 43 of second memory 45 and is used for reading the reading unit 47 of a TV signal with the delay version that obtains a TV signal that offers signal combination unit 19 from this memory.The index signal that the 3rd detector 29 is produced is added to reading unit 47.This reading unit is suitable for responding described index signal and forbids from second memory 45 reading a TV signal, and indicated according to first and second control signals, when no longer recover to read a TV signal when first memory reads the 2nd TV block.Like this, the 2nd TV block that reads from this memory can intactly show at the TV screen all the time, and the beginning part that can when output the 2nd TV block, not omit the TV program.Described incident takes place when setting aside some time of interrupting in than a TV signal of the length of the 2nd TV block is long.When providing the 2nd TV block to signal combination unit 19, when the 3rd detector 39 detects when signal combination unit provides the EOI position of signal, reading unit 47 is forbidden reading a TV signal from second memory 45.When detecting after second input 29 of signal combination unit 19 receives the 2nd TV block fully, reading unit 47 recovers to read a TV signal and the delay version of a TV signal is provided to signal combination unit 19 from second memory.
In the above-described embodiments, the 2nd TV block automatically or randomly reads from memory.Certainly also exist this may, need directly select the 2nd TV block that will read from memory under the control the user.Therefore, the user can encourage input unit 23 can also be suitable for selecting to be stored in the 2nd TV block in the storage device, so that read from storage device.Storage device 17 is suitable for producing the tabulation of the relevant contained information of the 2nd TV block of being stored.Described tabulation can be arranged according to definite feature of the 2nd TV block.Project can comprise specific feature and the mark that belongs at least one the 2nd TV block with described special characteristic in this tabulation.Have the project of required feature in selective listing after, the 2nd TV block that relates to is read from memory, and offers signal combination unit 19.Like this, the user can select to want the 2nd TV block watched immediately.
Moreover storage device 17 can be suitable for producing described tabulation according to the content of a TV signal.By the feature of the TV signal considering to replace, generation can comprise the tabulation of the mark of the 2nd TV block that belongs to relevant with described feature.For example, if user expectation is inserted commercial advertisement in a TV signal, then the tabulation of Chan Shenging includes only the commercial advertisement of storage, and the user is merely able to select commercial advertisement like this, so that a TV signal is inserted in described commercial advertisement.
Though with reference to most preferred embodiment the present invention has been described,, obviously, these embodiment are not restrictive examples.Therefore, for the professional and technical personnel, under the prerequisite that does not deviate from the scope of the invention that defines by claims, can carry out various modifications.For example, first and second inputs can be to be connected to for example same terminal of cable system.First detector that is used to detect interrupt diagnostic can utilize from the information (as the electronic programming guide to visitors) of service provider's retrieval and come detected characteristics after a TV signal obtains information.Moreover the present invention can also be attached in the video tape recorder.The interruption of being recorded in the TV signal can be replaced into up-to-date information when reappearing.
Vocabulary "
What reference symbol does not limit the scope of claims.The present invention not only can but also can realize by software by hardware.A lot of devices can be expressed as the hardware branch of identical function.In addition, the invention reside in each novel characteristics or these combination of features.

Claims (19)

1. TV signal receiver, it comprises: first input end is used to receive first input signal; Channel converter is used for deriving first TV signal from described first input signal, and wherein said first input signal can comprise the interruption of interrupting described first TV signal; Storage device is used for storing a plurality of at least second TV signal pieces and therefrom reading described a plurality of at least second TV signal piece at memory; Control device is used to produce first control information, gets at least one second TV signal piece from described memory read and obtains second TV signal to control described storage device; Signal combination unit is used to respond described first control signal and the part of described first TV signal is replaced into described second TV signal so that obtain composite video signal; And output, be used to provide described composite video signal,
It is characterized in that described TV signal receiver also comprises: second memory, be used for delay version that described first TV signal is stored in the writing station of described second memory and is used for reading from described second memory described first TV signal, so that can lingeringly offer described signal combination device to described first TV signal; And the user can encourage input unit, be used to receive offer described control device first order so that produce described first control signal.
2. according to the TV signal receiver of claim 1, it is characterized in that: described storage device also is suitable for deriving the described second TV signal piece according to one second input signal from described first TV signal.
3. according to the TV signal receiver of claim 1, it is characterized in that: described storage device also is suitable for reading at least one second TV signal piece according to user profile.
4. according to the TV signal receiver of claim 3, it is characterized in that: described user can encourage input unit also to be suitable for receiving user profile.
5. according to the TV signal receiver of claim 3, it is characterized in that: described TV signal receiver also comprises: first checkout gear is used to detect the feature of interruption; And first device, be used to preserve about the number of times that detects interruption with to small part and replace the statistical information of the number of times of described interruption, to obtain user profile with described special characteristic.
6. according to the TV signal receiver of claim 1, it is characterized in that: described user can encourage input unit also to be suitable for receiving and offer second order of described control device to produce second control signal, and described storage device also is suitable for stopping to read described at least one second TV signal piece according to described second control signal from described memory, and is taken to few another second TV signal piece from described memory read.
7. according to the TV signal receiver of claim 5, it is characterized in that: described TV signal receiver also comprises second checkout gear, is used to detect the feature of the second TV signal piece; Described first checkout gear also is suitable for preserving about reading the number of times of the second TV signal piece with described special characteristic and partly read the statistical information of the number of times of the described second TV signal piece with described special characteristic from described storage device from described storage device being complete, so that obtain described user profile.
8. according to claim 3,4,5 or 7 TV signal receiver, it is characterized in that: described TV signal receiver also comprises output device, is used to send described user profile.
9. according to the TV signal receiver of claim 5 or 7, it is characterized in that: described TV signal receiver also comprises output device, is used to send described statistical information.
10. according to the TV signal receiver of claim 1, it is characterized in that: described TV signal receiver also comprises: the 3rd checkout gear is used to detect an incident: continue described first TV signal when reading the second TV signal piece from described memory, behind EOI; And output device, be used for producing index signal according to detecting described incident.
11., it is characterized in that described index signal is a voice signal according to the TV signal receiver of claim 10.
12., it is characterized in that described index signal is the form that is presented at the warning message on the video screen according to the TV signal receiver of claim 10.
13. according to claim 10,11 or 12 TV signal receiver, it is characterized in that: the 3rd order that described user can encourage input unit also to be suitable for receiving to offer described control device is producing the 3rd control signal, and described storage device also is suitable for stopping to read described at least one second TV signal piece according to described the 3rd control signal from described memory.
14. TV signal receiver according to claim 10, it is characterized in that: control described second memory like this, forbid the output of described first TV signal so that respond described index signal, and respond described first and second control signals and the output that recovers described first TV signal.
15., it is characterized in that described memory is a magnetic recording medium according to the TV signal receiver of claim 1.
16., it is characterized in that described magnetic recording medium is a hard disk according to the TV signal receiver of claim 15.
17., it is characterized in that described memory is a solid-state memory according to the TV signal receiver of claim 1.
18. TV signal receiver according to claim 1, it is characterized in that: described storage device is suitable for producing a kind of tabulation, information comprising at least a portion of the described second TV signal piece that is stored in described memory, thereby described user can encourage input unit also to be suitable for from described tabulation selecting to be stored in the second TV signal piece in the described memory, so that read from described memory.
19. the TV signal receiver according to claim 18 is characterized in that: described storage device is suitable for producing described tabulation according to described first TV information.
CNB008020205A 1999-07-23 2000-07-17 TV signal receiver Expired - Fee Related CN1274141C (en)

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AU2001251672A1 (en) * 2000-05-18 2001-11-26 Jovio System and method for enabling alternate viewing modes of a play device in response to an advertisement disruption command
EP1380159A4 (en) * 2001-04-20 2008-01-09 France Telecom Res And Dev L L Systems for selectively associating cues with stored video frames and methods of operating the same
US20030066078A1 (en) * 2001-04-20 2003-04-03 France Telecom Research And Development L.L.C. Subscriber interface device for use with an intelligent content-broadcast network and method of operating the same

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US4918531A (en) * 1988-10-25 1990-04-17 Thomson Consumer Electronics, Inc. Commercial message timer
WO1998036563A1 (en) * 1997-02-14 1998-08-20 Koninklijke Philips Electronics N.V. Tv signal receiver
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KR100834302B1 (en) 2008-06-02
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WO2001008406A1 (en) 2001-02-01
JP2003524940A (en) 2003-08-19
CN1322435A (en) 2001-11-14

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