KR20080016347A - Apparatus and method for recording audio and video signal - Google Patents

Abstract

An apparatus and a method for recording AV(Audio and Video) signals are provided to enable a user to exactly judge the present state of a broadcast signal receiver in a remote place, to control its recording and reservation recording operations, and to store a desired program in a DVR(Digital Video Recorder) by accessing the broadcast signal receiver through the Internet using his portable terminal. An apparatus for recording AV signals comprises a tuner(204), a DVR(208), a decoder(206), an AV signal processor(210), a format converter(214), an encoder(216), the first interface part(218), and a controller(222). The tuner(204) receives a broadcast program and converts it into a transport packet stream. The DVR(208) stores the converted transport packet stream. The decoder(206) decodes the converted transport packet stream into an AV stream. The AV signal processor(210) processes the AV stream. The format converter(214) converts the format of the transport packet stream and the format of the AV stream. The encoder(216) encodes the format-converted transport packet or AV stream. The first interface part(218) accesses the Internet and transmits data. The controller(222), connected to the Internet through the first interface part(218), stores the format-converted transport packet or AV stream in a web HDD(Hard Disk Drive).

Description

Video / Audio signal recording device and method {APPARATUS AND METHOD FOR RECORDING AUDIO AND VIDEO SIGNAL}

1 is a block diagram showing the overall configuration of a recording apparatus of the present invention;

2 is a block diagram showing the configuration of a broadcast signal receiver according to a recording apparatus of the present invention;

3 is a signal flow diagram showing an operation of acquiring EPG information from an EPG server by a broadcast signal receiver according to the recording method of the present invention; and

4A and 4B are signal flow diagrams illustrating an operation in which a broadcast signal receiver records or reserves a program and stores the program in a DVR and a program stored in the DVR in a web HDD according to the recording method of the present invention.

Explanation of symbols on the main parts of the drawings

100: Internet 110: Web HDD (Hard Disc Drive)

120: EPG server 130: broadcast signal receiver

140: portable terminal 150: client device

200: bus 202: antenna

204 Tuner 206 Decoder

208: DVR 210: AV signal processing unit

212: OSD unit 214: format conversion unit

216: encoder 218, 220: first and second interface unit

222: control unit 224: memory

226: user input unit

The present invention relates to a video signal recording apparatus and method.

In addition to digital television broadcasting, broadcasting stations provide an electronic program guide (EPG) for guiding programs to be broadcast along with broadcast programs. The broadcast signal receiver receives the EPG provided with the program, displays the EPG on the screen according to a user's command to check the broadcasting time of the program broadcasted by the corresponding broadcasting station, and confirms the broadcasting time of the desired program. To watch at that time.

However, the EPG only provides information about programs broadcast by its own broadcasting stations, and does not provide information about programs broadcast by other broadcasting stations. Therefore, in order to check information about programs broadcasted by all broadcasting stations, the user must switch channels of the broadcast signal receiver to acquire the EPG while receiving all the broadcast signals of all channels. Gave a lot of hassle to its users.

Recently, the EPG server collects EPG information about programs scheduled to be broadcast by all broadcasting stations, and provides them to a broadcast signal receiver through the Internet. The broadcast signal receiver accesses the EPG server through the Internet, acquires EPGs of all broadcasting stations, informs the user, and simply checks programs broadcasted by all broadcasting stations, and watches a predetermined program desired by the user at a corresponding time. It became possible.

In addition, the broadcast signal receiver has a built-in digital video recorder (DVR) based on a hard disc drive (HDD) as a storage medium, and records or reserves and stores various programs received by the broadcast signal receiver on the DVR. Stored programs can be played and watched by the user at a desired time. The scheduled recording of the predetermined program can be easily set by the user through the EPG.

However, the predetermined program stored in the DVR must be reproduced and viewed through the broadcast signal receiver, so that the user cannot access the broadcast signal receiver from the outside and watch the predetermined program stored in the DVR.

Meanwhile, with the development of communication technology, various portable terminals such as mobile communication terminals or PDAs (Personal Digital Assistants) can be easily carried by users, regardless of time and place, and can make phone calls. The portable terminal can be connected to the Internet to acquire various types of information provided on the Internet.

The portable terminal is connected to a broadcast signal receiver regardless of time and place by using the portable terminal, and the broadcast signal receiver controls the recording and scheduled recording of predetermined programs by the portable terminal. It is desirable to allow certain programs to be viewed on a portable terminal.

SUMMARY OF THE INVENTION An object of the present invention is to provide a video signal recording apparatus and method capable of controlling the operation of a broadcast signal receiver by connecting a portable terminal to a broadcast signal receiver through the Internet.

Another object of the present invention is to provide a video signal recording apparatus and method for a broadcast signal receiver to record a predetermined program under the control of a client device connected through a predetermined home network protocol.

It is still another object of the present invention to provide a portable terminal for displaying an image displayed on the screen by a UPnP remote UI (User Interface) function when the portable terminal or client device accesses the broadcast signal receiver through the Internet or a home network. Another aspect of the present invention is to provide a video signal recording apparatus and a method for transmitting a signal to a client device so that a user can accurately check the current operation of a broadcast signal receiver through a portable terminal or a client device.

It is still another object of the present invention to store a predetermined program recorded or reserved by a broadcast signal receiver on a web HDD in a web HDD so that a user can watch a predetermined program stored in the web HDD through a portable terminal. And providing a method.

Still another object of the present invention is to store the format information of the portable terminal in advance in the broadcast signal receiver, and when the broadcast signal receiver stores a predetermined program stored in the DVR on the web HDD, the format information of the portable terminal is applied to the broadcast signal receiver. Accordingly, the present invention provides a video signal recording apparatus and method for converting a format of a corresponding program and storing the same in a web HDD.

The video signal recording apparatus of the present invention having the above object includes a tuner unit for receiving a broadcast program and converting the transport packet stream into a transport packet stream, a digital video recorder (DVR) for storing the transport packet stream converted by the tuner unit, and converting the tuner unit. A decoder for decoding one transport packet stream into an audio and video (AV) stream, an AV signal processor for processing the AV stream, a transport packet stream stored in the DVR and an AV stream processed by the AV signal processor A format converting unit, an encoder for encoding the transmission packet stream or the AV stream which has been format-converted, a first interface unit for connecting data to the Internet, and the format converting unit Format conversion of an AV stream and encoding the converted transport packet stream or the AV stream The encoder further includes a control unit for controlling the transmission of the encoded transport packet stream or the AV stream to be stored in a web HDD by accessing the Internet through the first interface unit.

And a portable terminal accessing the first interface unit through the internet, wherein the controller converts the transmission packet stream into a preset format according to an operation command input from the portable terminal, The encoder encodes a format-converted transport packet stream, and controls the encoded transport packet stream to be stored in a web HDD connected to the Internet through the first interface unit. When connected to the interface unit 1 converts the format of the AV stream processed by the AV signal processing unit to the format of the portable terminal, and the encoder is encoded and controlled to transmit to the portable terminal through the first interface unit. It is done.

The apparatus may further include a second interface unit performing data transmission using a predetermined home network protocol, and a client terminal connected to the second interface unit, wherein the controller is configured to convert the format according to an operation command input from the client terminal. The control unit is configured to convert the transport packet stream into a preset format, encode the converted transport packet stream by the encoder, and store the encoded transport packet stream in a web HDD connected to the Internet through the first interface unit. The control unit may further include converting a format of an AV stream processed by the AV signal processing unit into a format of the portable terminal when the client terminal is connected to the second interface unit, and encoding by the encoder. The client terminal via an interface unit It characterized in that the transmission control.

In the video signal recording method of the present invention, a digital video recorder (DVR) stores a transmission packet stream of a program received by a tuner under a control of a controller, and an external device is provided in a first interface unit or a second interface unit. When connected, the control unit converts the format of the AV stream processed by the audio and video (AV) signal processing unit according to the format information of the external device, and transmits the format to the external device; Searching and displaying the program stored in the DVR when input, and selecting the displayed program from the external device, when the storage command of the Web HDD (Hard Disc Drive) is input, the transmission packet of the selected program After converting the format of the stream in accordance with the predetermined format information and transmitted to the Web HDD through the first interface unit It characterized in that it comprises a sheet comprising:.

Hereinafter, with reference to the accompanying drawings illustrating a preferred embodiment of a video signal recording apparatus and method of the present invention. However, in describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is a block diagram showing the overall configuration of a recording apparatus of the present invention. Here, reference numeral 100 denotes the Internet. The web 100 is connected to a web HDD (Hard Disc Drive) 110, an EPG server 120, a broadcast signal receiver 130 and a portable terminal 140. The web HDD 110, the EPG server 120, the broadcast signal receiver 130, and the portable terminal 140 transmit data by performing data communication with each other through the Internet 100. The broadcast signal receiver 130 is connected to a client device 150 using a predetermined home network protocol, for example, a Universal Plug & Play (UPnP) protocol, and transmits predetermined data to each other.

The web HDD 110 provides a storage space of a predetermined capacity through the Internet 100, and stores and stores a predetermined program transmitted by the broadcast signal receiver 130 through the Internet 100. A predetermined program is transmitted to the portable terminal 140 at the request of the portable terminal 140 so that the user of the portable terminal 140 can watch the predetermined program.

The EPG server 120 stores in advance EPG information broadcast by a broadcasting station and provides the EPG information to the broadcast signal receiver 130 through the Internet 100. In addition, the EPG server 120 receives and stores unique information of the broadcast signal receiver 130 including TCP / IP (Transmission Control Protocol / Internet Protocol) from the broadcast signal receiver 130 and stores the portable terminal 140. In response to a request of a), the TCP / IP of the broadcast signal receiver 130 is provided to the portable terminal 140 so that the portable terminal 140 can access the broadcast signal receiver 130.

The broadcast signal receiver 130 incorporates a digital video recorder (DVR), receives a predetermined program broadcast from a broadcasting station, stores the received program in the DVR, and plays the stored predetermined program. In addition, the broadcast signal receiver 130 includes a UPnP remote UI (User Interface) function, and when the portable terminal 140 or the client device 150 is connected, the broadcast signal receiver 130 is displayed on the screen. The displayed image (hereinafter, abbreviated as 'screen image') is transmitted to the portable terminal 140 or the client device 150. In addition, the broadcast signal receiver 130 converts a predetermined program stored in the DVR according to a command of the portable terminal 140 or the client device 150 to the web HDD 110 through the Internet 100. Save it.

The portable terminal 140 has a built-in UPnP remote UI function as a mobile communication terminal or PDA (Personal Digital Assistants), which the user can easily carry and use, and when the portable terminal 140 is connected to the broadcast signal receiver 130, the broadcast signal receiver While receiving the screen image from the display 130, and controls the operation of the broadcast signal receiver (130). In addition, the portable terminal 140 accesses the web HDD 110 and receives a predetermined program stored in the web HDD 110.

The client device 150 is, for example, connected to the broadcast signal receiver 130 by UPnP as a computer, and transmits predetermined data to each other according to the UPnP protocol. In addition, the client device 150 controls the operation of the broadcast signal receiver 130 to record or reserve a predetermined broadcast program and store the same in a DVR. The client device 150 converts a format of a predetermined program stored in the DVR to the Internet ( 100 is stored in the web HDD (110).

2 is a block diagram showing the configuration of the broadcast signal receiver 130 of the present invention. Here, reference numeral 200 denotes a bus. The bus 200 includes both a data bus, an address bus and a control bus.

The bus 200 includes a tuner unit 204, a decoder 206, a DVR 208, an AV signal processor 210, an OSD (On Screen Display) unit 212, a format converter 214, and an encoder 216. ), A first interface unit 218, a second interface unit 220, a controller 222, a memory 224, and a user input unit 226 are connected.

The tuner 204 receives a broadcast signal of a predetermined channel under the control of the controller 222 among the broadcast signals received through the antenna 202, and transmits a transmission packet stream of a predetermined program from the received broadcast signal. Separate.

The decoder 206 generates an AV stream by decoding the transport packet stream separated by the tuner 204 under the control of the controller 222.

The DVR 208 stores the transmission packet stream separated by the tuner unit 204 under the control of the controller 222, and reproduces the transmission packet stream of the stored predetermined program under the control of the controller 222. Then, the reproduced transport packet stream is decoded by the decoder 206 to generate an AV stream.

The AV signal processor 210 processes an AV stream generated by the decoder 206 to decode the user so that the user can watch the AV signal.

The OSD unit 212 generates a predetermined OSD signal including an EPG under the control of the controller 222, and outputs the generated OSD signal to the AV signal processor 210 to be processed by the AV signal processor 210. The OSD signal is combined with the video signal to display on the screen.

The format converting unit 214 may be configured to determine a format of a transmission packet stream reproduced by the DVR 208 or an AV stream processed by the AV signal processor 210 under the control of the controller 222. 140).

The encoder 216 converts the format converted signal by the format converter 214 into a transport packet stream of, for example, MPEG-2 (Moving Picture Expert Group-2) under the control of the controller 222. .

The first interface unit 218 connects to the Internet 100 under the control of the controller 222 and is predetermined with the web HDD 110, the EPG server 120, or the portable terminal 140. To transmit the data.

The second interface unit 220 connects the client device 150 to the home network under the control of the controller 222 and transmits predetermined data to each other.

The control unit 222 via the bus 200, the tuner unit 204, decoder 206, DVR 208, AV signal processing unit 210, OSD (On Screen Display) unit 212, format conversion The operation of the unit 214, the encoder 216, the first interface unit 218, and the second interface unit 220 is controlled. In addition, the control unit 222 stores a predetermined transmission packet stream received by the tuner unit 204 in the DVR 208, and formats the transmission packet stream stored in the DVR 208 in the format conversion unit 214. After the conversion, the encoded transmission packet stream is encoded by the encoder 216 and then controlled to be stored in the web HDD 110 through the Internet 100. In addition, the control unit 222 or format conversion of the AV stream processed by the AV signal processing unit 210 in the format conversion unit 214, and encodes the format-converted AV stream in the encoder 216 and then the Internet. Controlling the transmission to the portable terminal 140 through (100).

The memory 224 stores the operation program and various job data of the controller 222.

The user input unit 226 generates various operation commands according to a user's operation and inputs them to the controller 222.

In the broadcast signal receiver 130 having the above configuration, the control unit 222 periodically controls the first interface unit 218 to access the EPG server 120 through the Internet 100, and accesses the connected EPG server. EPGs of all broadcasting stations collected by 120 are downloaded and stored in the memory 224.

Here, the period for accessing the EPG server 120 is preferably set to a period in which the EPG server 120 collects and updates EPGs of all broadcasting stations. Since the EPG server 120 collects and updates the EPG, the broadcast signal receiver 130 transmits the EPG server 120 to the EPG server 120 via the Internet 100 via the Internet 100 at least once a day. It is preferable to set the interval at which the EPGs of all broadcasting stations provided by the EPG server 120 are collected and updated. Since the EPG server 120 collects and updates EPGs in a variable manner, the EPG server 120 is connected to the EPG server 120 at least once a day, and the EPG is downloaded and updated in the memory 224.

The controller 222 determines whether a predetermined operation command for controlling the operation of the broadcast signal receiver is input while the EPG is updated and stored in the memory 224. The operation command is input by the user. For example, the user may input a predetermined operation command for controlling the operation of the broadcast signal receiver 130 by manipulating the user input unit 226.

When a predetermined operation command is input from the user input unit 226, the controller 222 controls the operation of each unit of the broadcast signal receiver 130 to display a predetermined program received by the tuner unit 204 by the DVR 208. Recording or reserved recording and recording in the DVR, and the format of the predetermined program stored in the DVR 208 is converted by the format conversion unit 214 and then stored in the web HDD 110 through the first interface unit 218, The user can watch a predetermined program stored in the web HDD 110 by the portable terminal 140.

In addition, the controller 222 determines whether the portable terminal 140 or the client terminal 150 is connected through the first interface unit 218 or the second interface unit 220. When the client terminal 150 is connected, the portable terminal 140 or the format information of the client terminal 140 is determined. That is, when the portable terminal 140 or the client terminal 140 is connected, the portable terminal 140 or the client terminal 140 provides the broadcast signal receiver 130 with unique information including its own format information. The controller 222 determines the format information of the portable terminal 140 or the client terminal 140 from the unique information provided by the portable terminal 140 or the client terminal 140.

When the format information of the portable terminal 140 or the client terminal 140 is determined, the control unit 222 may be configured to convert the format of the AV stream and the OSD signal currently being processed by the AV signal processing unit 210 from the format conversion unit 214. Convert it to match the format of the terminal 140 or the client terminal 140, and transmits it to the portable terminal 140 or the client terminal 140 through the first interface unit 218 or the second interface unit 220 The user of the portable terminal 140 or the client terminal 140 may directly input an operation command of the broadcast signal receiver 130 while directly checking an image displayed on the screen by the broadcast signal receiver 130.

Here, the AV stream and the OSD signal processed by the AV signal processing unit 210 is transmitted to the portable terminal 140 or the client terminal 140 so that the user of the portable terminal 140 or the client terminal 140 can receive a broadcast signal receiver ( Directly confirming the image displayed on the screen in 130 is preferably in accordance with the remote UI.

In this state, when the portable terminal 140 or the client terminal 140 inputs a predetermined operation command for instructing the operation of the broadcast signal receiver 130, the control unit 222 broadcasts the broadcast signal receiver according to the input operation command. Each unit of the unit 130 is controlled to record or reserve and store a predetermined program received by the tuner unit 204 on the DVR 208, and the format of the predetermined program stored in the DVR 208 is converted into a format conversion unit ( After the conversion at 214, the data is stored in the web HDD 110 through the first interface unit 218 so that the user can watch a predetermined program stored in the web HDD 110 by the portable terminal 140.

3 is a signal flow diagram illustrating an operation of acquiring EPG information from an EPG server by a broadcast signal receiver according to the recording method of the present invention. Referring to FIG. 3, the controller 222 controls the first interface unit 218 at a preset time interval to access the EPG server 120 through the Internet 100 (S300).

The controller 222 transmits the unique information of the broadcast signal receiver 130 itself including the TCP / IP used when the broadcast signal receiver 130 accesses the Internet 100 to the EPG server 120 (S302). ), The EPG information provided by the EPG server 120 and the EPG information previously stored in the memory 224 are determined.

If the EPG information provided by the EPG server 120 and the EPG information previously stored in the memory 224 are different (S306), the controller 222 downloads the EPG information from the EPG server 120 (S306). S308) The downloaded EPG information is updated and stored in the memory 224.

4A and 4B are signal flow diagrams illustrating an operation of storing, recording, and recording a program recorded by a broadcast signal receiver in a web HDD according to the recording method of the present invention. Referring to FIG. 4A, when a user manipulates the user input unit 226 to command a predetermined operation (S400), the controller 222 may include a recording command, a reserved recording command, or an operation command input from the user input unit 226. It is judged whether or not it is a program display command (S402, S404, S406).

When the user operation command inputted as a result of the determination is a recording command (S402), the control unit 222 inputs and records a transmission packet stream of a predetermined program currently received by the tuner unit 204 to the DVR 208, and In operation S408, when a recording stop command is input (S410), the tuner unit 204 stops recording of a transmission packet stream of a predetermined program currently received (S412).

When the user operation command inputted as a result of the determination is a reserved recording command (S404), the controller 222 inputs the reservation recording information from the user input unit 226 (S414). Here, the input of the reserved recording information, for example, the control unit 222 controls the OSD unit 212 according to the EPG information stored in the memory 224 to generate the OSD signal of the EPG, and the The OSD signal is synthesized with the video signal processed by the AV signal processor 210 and then displayed on the output and the screen. When the user selects a predetermined program while the OSD signal of the EPG is displayed, information about the program is stored as reserved recording information. When the input of the reserved recording information is completed, the input reserved recording information is stored in the memory 224 (S416) so that the reserved recording can be performed according to the reserved recording information.

In addition, when the operation command of the user inputted as a result of the determination is a display command of a program stored in the DVR 208 (S406), the controller 222 controls the DVR 208 to store the program stored in the DVR 208. Search for these items and control the OSD unit 212 to display a list of the searched programs on the screen in OSD (S418).

In this state, when the user selects a predetermined program (S420) and instructs to store the information on the web HDD 110 (S422), the controller 222 determines the format information of the preset external device. The format information of the portable terminal 140 is determined (S424), the DVR 208 plays the transmission packet stream of the corresponding program, and the format conversion unit 214 converts the selected program into the determined format (S426). ), The format-converted program is transmitted to the web HDD 110 and stored (S428).

In this state, the control unit 222 determines whether the format conversion and transmission of the program is completed (S430), and if the format conversion and transmission of the program is not completed, the selected program is continuously formatted and converted into a web HDD. The operation of transmitting and storing to 110 is repeatedly performed (S426 and S428). The program then ends when format conversion and transmission of the program are completed.

When the user selects a predetermined program (S420) and does not command storage to the web HDD 110 (S422), when the user commands playback (S432), the controller 222 selects the DVR from the DVR 208. The program is reproduced, and the reproduced program is processed by the AV signal processor 210 so that the user can watch it through the broadcast signal receiver.

Referring to FIG. 4B, when an operation command is not input from the user input unit 226, the controller 222 determines whether an external device is connected to the broadcast signal receiver 130 (S432). That is, the external portable terminal 140 is connected to the broadcast signal receiver 130 through the Internet 100 and the first interface unit 218, or the external client terminal 150 connects the second interface unit 220. It is determined whether or not connected to the broadcast signal receiver 130 through.

Here, the TCP / IP of the broadcast signal receiver 130 may be changed. Therefore, when the portable terminal 140 accesses the broadcast signal receiver 130, the mobile terminal 140 first accesses the EPG server 120 to acquire the TCP / IP of the broadcast signal receiver 130, and the broadcast signal receiver uses the obtained TCP / IP. 130 can be connected.

When the external device is connected to the broadcast signal receiver 130 as a result of the determination, the controller 222 inputs unique information of the external device (S434), and determines the format information of the external device using the unique information of the external device. (S436). That is, when the external client terminal 150 or the portable terminal 140 is connected to the broadcast signal receiver 130, the connected client terminal 150 or the portable terminal 140 includes format information to inform itself. As the unique information is transmitted to the broadcast signal receiver 130, the broadcast signal receiver 130 inputs unique information transmitted from the client terminal 150 or the portable terminal 140, and includes format information included in the input unique information. Judge.

When the format information of the client terminal 150 or the portable terminal 140 is determined, the controller 222 converts the format of the screen image according to the determined format information and transmits the format to the client terminal 150 or the portable terminal 140. (S438). That is, when it is determined that the format of the external device connected to the broadcast signal receiver 130 is determined, the control unit 222 processes the AV stream processed by the AV signal processing unit 210 and displayed on the screen by the format conversion unit 214. The format is converted according to the determined format information, and the format-converted AV stream is encoded by the encoder 216 into a transport packet stream of MPEG-2, for example, and then transmitted to an external device so that the user of the external device may receive a broadcast signal receiver ( In 130), it is possible to confirm what is currently displayed on the screen.

In this state, the controller 222 determines whether an operation command is input from an external device (S440), and when the operation command is input, whether the input operation command is a recording command, a reserved recording command, or a program display command. It is determined whether or not (S442, S444, S446).

If the user operation command inputted as a result of the determination is a recording command (S442), the control unit 222 inputs and records a transmission packet stream of a predetermined program currently received by the tuner unit 204 to the DVR 208 ( In step S448, when the recording stop command is input (S450), the tuner unit 204 stops recording of the transmission packet stream of the predetermined program currently received (S452).

When the user operation command inputted as a result of the determination is a reserved recording command (S444), the controller 222 inputs reserved recording information from the user input unit 226 (S454). Here, the input of the reserved recording information, for example, the control unit 222 controls the OSD unit 212 according to the EPG information stored in the memory 224 to generate the OSD signal of the EPG, and the The OSD signal is synthesized with the video signal processed by the AV signal processor 210 and then displayed on the output and the screen. When the user selects a predetermined program while the OSD signal of the EPG is displayed, information about the program is stored as reserved recording information. When the input of the reserved recording information is completed, the input reserved recording information is stored in the memory 224 (S456) so that the reserved recording can be performed according to the reserved recording information.

In addition, when the operation command of the user inputted as a result of the determination is a display command of a program stored in the DVR 208 (S446), the controller 222 controls the DVR 208 to store the program stored in the DVR 208. Search for these items and control the OSD unit 212 to display a list of the searched programs on the screen in OSD (S458).

In this state, when the user selects a predetermined program (S460) and instructs to store the information on the web HDD 110 (S462), the controller 222 determines the format information of the preset external device. The format information of the portable terminal 140 is determined (S464), and the DVR 208 plays the transmission packet stream of the corresponding program, and the format conversion unit 214 converts the selected program into the determined format (S466). In operation S468, the format-converted program is transmitted to the web HDD 110.

In this state, the controller 222 determines whether or not the format conversion and transmission of the program is completed (S470). If the format conversion and transmission of the program is not completed, the control unit 222 continues to format convert the selected program to the web HDD. In step S466 and S468, operations for transmitting and storing the data are repeatedly performed. The program then ends when format conversion and transmission of the program are completed.

The controller 222 searches the memory 224 to determine whether the reserved recording information is stored (S472). When the reserved recording information is stored in the memory 224 as a result of the determination, the controller 222 determines the stored reserved recording information (S474), and determines whether the current time is the reserved recording time (S476).

When the current time is the reserved recording time, the controller 222 performs the reserved recording of the corresponding program according to the reserved recording information, and stores the same in the DVR 208 (S478). Delete the scheduled recording information.

On the other hand, while the present invention has been shown and described with respect to specific preferred embodiments, various modifications and changes of the present invention without departing from the spirit or field of the invention provided by the claims below It can be easily understood by those skilled in the art.

As described in detail above, in the present invention, when a user accesses a broadcast signal receiver through a portable terminal or a client terminal, the present invention converts the screen image displayed on the screen by a format conversion and transmits the image to the portable terminal or client terminal. Externally accurately determines the current operation state of the broadcast signal receiver, and also controls the recording, reservation recording operation of the broadcast signal receiver can store a predetermined program desired by the user in the DVR.

The programs stored in the DVR convert the format according to the preset format information and store them in the web HDD so that the user can access the web HDD using a portable terminal and save the web HDD regardless of time and place. You can watch programs of.

Claims (10)

A tuner unit for receiving a broadcast program and converting the broadcast program into a transport packet stream; A digital video recorder (DVR) for storing the transmission packet stream converted by the tuner; A decoder for decoding the transport packet stream converted by the tuner into an audio and video (AV) stream; An AV signal processor for processing the AV stream; A format converter for converting a format of a transport packet stream stored in the DVR and an AV stream processed by the AV signal processor; An encoder which encodes the transmission packet stream or the AV stream which has been format-converted by the format conversion unit; A first interface unit connecting to the Internet to transmit data; And The format converting unit converts the format of the transport packet stream or the AV stream, and encodes the transport packet stream or the AV stream that has been format-converted, and encodes the encoded transport packet stream or the AV stream. Video signal recording apparatus including a control unit for controlling the connection to the Internet through the Web HDD. The method of claim 1, And a portable terminal for accessing the first interface unit through the internet. The control unit; The format conversion unit converts the transport packet stream into a preset format according to an operation command input from the portable terminal, the encoder encodes the transport packet stream that has been format converted, and encodes the encoded transport packet stream by the first interface unit. And storing the data in a web HDD connected to the Internet. The method of claim 2, wherein the control unit; When the portable terminal is connected to the first interface unit, the format of the AV stream processed by the AV signal processing unit is converted into a format of the portable terminal, and the encoder is encoded to the portable terminal through the first interface unit. The video signal recording apparatus, characterized in that for controlling to transmit. The method of claim 1, A second interface unit performing data transmission in a predetermined home network protocol; And Further comprising a client terminal connected to the second interface unit, The control unit; The format converting unit converts the transport packet stream into a preset format according to an operation command input from the client terminal, the encoder encodes the transport packet stream converted from the format, and encodes the encoded transport packet stream into the first interface unit. And storing the data in a web HDD connected to the Internet. The apparatus of claim 4, wherein the controller comprises: a; When the client terminal is connected to the second interface unit, the format of the AV stream processed by the AV signal processing unit is converted into a format of the portable terminal, and the encoder is encoded to the client terminal through the second interface unit. The video signal recording apparatus, characterized in that for controlling to transmit. Storing a transmission packet stream of a program received by the tuner under a control of a controller, the digital video recorder (DVR); When an external device is connected to the first interface unit or the second interface unit, the control unit converts the format of the AV stream processed by the audio and video signal processing unit according to the format information of the external device and transmits the AV stream to the external device. Doing; Searching for and displaying a program stored in the DVR when a display command of the program is input from the external device; And Selecting the displayed program from the external device, converting a format of the transmission packet stream of the selected program according to preset format information when a storage command of a web HDD (Hard Disc Drive) is input; The video signal recording method comprising the step of transmitting to the Web HDD via the unit. The method of claim 6, Searching for and displaying a program stored in the DVR when a display command of a program is input from a user input unit of the broadcast signal receiver; And Selecting the displayed program from the user input unit and converting a format of a transmission packet stream of the selected program according to preset format information when a storage command of a web hard disk drive (HDD) is input; The video signal recording method further comprising the step of transmitting to the web HDD via the unit. The method of claim 6, wherein the DVR storing the transmission packet stream received by the tuner; And storing a recording command when a recording command is input from the external device. The method of claim 6, wherein the DVR storing the transmission packet stream received by the tuner; When the reserved recording command is input from the external device, the reserved recording information is input and stored, and the DVR stores the transmission packet stream received by the tuner according to the stored reserved recording information. . 10. The method of claim 9, wherein the storing of the reserved recording information; Acquiring an EPG by accessing an electronic program guide (EPG) server through the Internet by the first interface unit; Generating an OSD signal by the OSD unit on the screen according to the EPG according to the reserved recording command; And And storing information on the corresponding program as reserved recording information when the external device selects a predetermined program from the EPG displayed on the screen.

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