JP2001008155A - Method for setting up picture recording on set top box and method for recording picture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a set top box picture recording setting method and an picture recording method capable of recording the program contents of a program to be recorded before prescribed time from the start of program recording by setting up the recording of the program contents at the time of setting up picture recording. SOLUTION: Since the system is provided with a picture recording setting means 8 including a program contents recording setting part 8a for setting up whether the contents of a program are to be recorded or not, a program contents memory 6 for storing the contents of a program whose recording is set up from program information separated and extracted from a received digital signal (transport stream) and a program contents switching part 11 for switching the program contents read out from the memory 6 and video data separated and extracted from the received digital signal (transport stream) and outputting the selected contents, the contents of the program can be recorded for prescribed time before the start of program recording by setting up the recording of the program contents in the setting part 8a and the program contents are previously checked at the time of reproducing it so as to select a program required to be observed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a recording setting and a recording method for a set-top box, and more particularly to a method for confirming the contents of a program recorded at the time of reproduction.

[0002]

2. Description of the Related Art FIG. 3 is a block diagram of a conventional set-top box for receiving a digital broadcast and outputting an audio signal and a video signal to a display device or the like. Conventionally, a set-top box for receiving the digital broadcast receives the digital broadcast signal, demodulates the received digital broadcast signal, corrects the error, and converts the transport stream signal as shown in the block diagram of FIG. A receiving means 1 for outputting, a packet separating means 2 for separating packets from a transport stream signal from the receiving means 1 and outputting data in units of packets of a target program, and decoding the data from the packet separating means 2 Decoding means 3 for outputting audio data, video data and character data, and D / A conversion means 4 for converting the video data including audio data and character data from the decoding means into analog signals and outputting the analog signals.
And a program setting section 7 in which a program to be currently viewed is set
And recording setting means 8 in which a program to be recorded is set
, A timer 9, an operation unit 10 for inputting a setting of a program to be viewed or a recorded program, and a VTR based on the recording setting.
And the like. The recording control unit 12 outputs a control signal for controlling the recording device, and the control unit 13 controls each of the units. In digital broadcasting, all program information is multiplexed on each transport stream. The program information includes program contents in which the outline of each program is summarized as character information for up to two screens. This program content has been used for searching for a program that the user wants to see from the program table.
However, this kind of usage is good when deciding and watching a program in real time. Because there is no, there was a problem that it was wondering which to look first.

[0003]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems, and by setting the program contents to be recorded at the time of recording setting, the program contents of a program to be recorded a predetermined time before the start of program recording are set. It is an object of the present invention to provide a recording setting and a recording method in a set-top box capable of recording a video.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a recording setting and recording method in a set-top box for receiving a digital broadcast and outputting an audio signal and a video signal to a display device or the like. The recording setting section is provided with a program content recording setting means for setting whether or not to record the program content, while receiving the received digital signal (Transport
Stream), a program content memory for storing the contents of a program set for recording from the program information separated and extracted from the program information, and a program content read from the program content memory and a digital signal (Transport Stream) separated and extracted from the received digital signal (Transport Stream). A program content switching unit for switching and outputting video data; and when the program content recording setting means is set to record the program content, the program content is set a predetermined time before the program recording start time. Switch the content switching section to the program content memory side,
This is a recording setting and recording method in a set-top box in which the program contents read from the program content memory are recorded for a predetermined time.

[0005] The present invention is a recording setting and recording method in a set-top box in which the program content recording setting means is provided with a program content recording time setting section for setting a predetermined time for recording the program content.

[0006]

As described above, in the recording setting and recording method for a set-top box according to the present invention, the recording setting section is provided with program content recording setting means for setting whether or not to record program content. A program content memory for storing the content of a program set to be recorded from program information separated and extracted from a received digital signal (Transport Stream), a program content read from the program content memory and a received digital signal (Transport Stream). Stream), a program content switching unit for switching and outputting video data separated and extracted from the video data is provided. By setting the program content recording setting means to record the program content, The contents can be recorded for a predetermined time, and the contents of the program can be confirmed in advance at the time of reproduction, and a desired program can be selected.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A recording setting and a recording method in a set-top box according to the present invention will be described below in detail with reference to the drawings. FIG. 1 is a functional block diagram showing one embodiment of a set-top box according to the present invention. In the figure, 1
Is a receiving means, a tuner section 1a for receiving a digital broadcast signal, a demodulation section 1b for demodulating the digital broadcast signal received by the tuner section 1a, and a transport stream signal for correcting the error of the signal from the demodulation section 1b. And an error correction unit 1c that outputs the same. Reference numeral 2 denotes a packet separating unit for extracting a packet of a target program from the transport stream signal from the receiving unit 1. 3 is a decoding means, an audio decoding unit 3a for decoding the audio data from the program data from the packet separating means,
It comprises a video decoding unit 3b for decoding video data, a character decoding unit 3c for decoding character data, and a character superimposing unit 3d for superimposing the same character data on the same video data. Numeral 4 denotes a D / A conversion means, which converts the audio data from the audio decoder 3a into an analog signal.
An A / A converter 4a and a video D / A converter 4b for converting video data from the video decoder 3b and character data from the character decoder 3c into analog signals. 5 is a program content extracting means, which is the character decoding unit 3c.
The program contents are extracted from the program information data in the character data from. A program content memory 6 stores the program content extracted by the program content extracting means 5. Reference numeral 7 denotes a program setting unit which stores a program currently being viewed. Reference numeral 8 denotes a recording setting unit in which a program to be recorded is set and stored.
Reference numeral 8a denotes a program content recording setting unit which sets whether or not the program content is stored in the program content memory 6 and recorded. A program content recording time setting unit 8b sets and stores a time for recording the program content. Reference numeral 9 denotes a timer which counts the time until the time set for recording. An operation unit 10 inputs a program to be viewed in real time, a setting of a recorded program, and the like. Reference numeral 11 denotes a video switching unit.
The video data from the character superimposing unit 3d and the program content data from the program content memory are switched and output, and input to the video D / A conversion unit 4b. A recording control unit 12 outputs a control signal for controlling a recording device such as a VTR based on the recording setting. Reference numeral 13 denotes a control unit which controls each of the above units.

Next, the operation of the above configuration will be described. Radio waves received by an antenna (not shown) are input to the receiving means 1. The radio wave input to the receiving means 1 is converted into an intermediate frequency by a tuner 1a, and is demodulated by a demodulator 1b.
, A signal converted to the same intermediate frequency is selected, demodulated and a bit stream is output, and an error correction unit 1c corrects an error to extract a transport stream signal. The extracted transport stream signal is input to the packet separation means 2, which extracts only the packets of the program determined by the operation of the operation unit 10 and inputs them to the decoding means 3. Decoding means 3
Then, the audio data, video data, and character data of the program are decoded, and the audio data and the video data on which the character data are superimposed are output. The audio data from the audio decoder 3a is input to the audio D / A converter 4a, converted into an audio signal, and output to a display device (not shown). Also, of the character data, the program content of the program set to be recorded included in the program information is extracted by the program content extracting means 5 and stored in the program content memory 6.

FIG. 2 shows an embodiment of a screen for setting recording according to the present invention. When a program guide button (not shown) of the operation unit 10 is pressed, an EPG screen shown in FIG. When a real-time program is selected and determined on this screen, the program is set and stored in the program setting unit 7. When a temporally future program is selected and determined, the program shown in FIG. A reservation screen is displayed, and recording settings can be made. On this screen, check items for confirming whether or not to record (display) the program contents are displayed.
When this program content is recorded (displayed) and checked, a program to be recorded and its recording start time are set and stored in the recording setting means 8, and the program content of the program set to be recorded in the program content memory 6 is set. Is stored, and FIG. 2- (C)
Is displayed. On this screen, for example, the program content recording time is 5 seconds, 10 seconds, and 15 seconds.
It can be set by selecting from three stages of seconds.

When the recording is set in this way, the timer 9 is set to the time until the set program start time or the time obtained by adding the program content recording time to the time. When the timer 9 times out, the program content data stored in the program content memory 6 is read out, input to the video D / A conversion unit 4b via the video switching unit 11, and transmitted to the video D / A conversion unit 4b. The video signal is converted to a video signal and output, and then input to a recording device (not shown). At the same time, the recording control unit 1
2, a recording control signal is output, a recording device (not shown) is set to a recording mode, and the program contents are recorded. When the program content recording time has elapsed, the program set to be recorded by the packet separating means 2 is extracted, and the video switching unit 11 is switched to convert the video data from the character superimposing unit 3d via the video D / A conversion unit 4b. It is controlled so that it is inputted to the recording device and recorded.

[0011]

As described above, according to the recording setting and recording method in the set-top box according to the present invention, the recording setting section is provided with the program content recording setting means for setting whether or not to record the program content. A program content memory for storing the content of a program set to be recorded from program information separated and extracted from a received digital signal (Transport Stream), a program content read from the program content memory and a received digital signal (Transport Stream). Stream), a program content switching unit for switching and outputting video data separated and extracted from the video data is provided. By setting the program content recording setting means to record the program content, The contents can be recorded for a predetermined time, and the contents of the program can be confirmed in advance at the time of reproduction, and a desired program can be selected.

[Brief description of the drawings]

FIG. 1 is a functional block diagram showing one embodiment of a set-top box according to the present invention.

FIG. 2 shows an embodiment of a screen for setting recording of a set-top box according to the present invention.

FIG. 3 is a functional block diagram showing a conventional set-top box.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Receiving means 1a Tuner part 1b Demodulation part 1c Error correction part 2 Packet separation means 3 Decoding means 3a Audio decoding part 3b Video decoding part 3c Character decoding part 3d Character superposition part 4 D / A conversion means 4a Audio D / A conversion part 4b Video D / A converter 5 Program content extraction means 6 Program content memory 7 Program setting section 8 Recording setting means 8a Program content recording setting section 8b Program content recording time setting section 9 Timer 10 Operation section 11 Video switching section 12 Recording control section 13 Control unit

Claims (2)

[Claims] 1. A recording setting and recording method in a set-top box for receiving a digital broadcast and outputting an audio signal and a video signal to a display device or the like, wherein a recording setting section sets whether or not to record program contents. While a program content recording setting section is provided, the received digital signal (Transport
Stream), a program content memory for storing the contents of a program set for recording from the program information separated and extracted from the program information, and a program content read from the program content memory and a digital signal (Transport Stream) separated and extracted from the received digital signal (Transport Stream). A video switching unit for switching and outputting the video data, and when the program content recording setting unit is set to record the program content, the video switching is performed a predetermined time before the program recording start time. A recording setting and recording method in a set-top box, characterized in that a part is switched to a program content memory side to record a program content read from the program content memory for a predetermined time. 2. The recording setting in a set-top box according to claim 1, wherein the program content recording setting section is provided with a program content recording time setting section for setting a predetermined time for recording the program content. Recording method.