KR20080045968A - Digital broadcast receiving device and reserved recording method - Google Patents

Abstract

A digital broadcasting receiving apparatus and a reservation recording method thereof are provided to use plural tuners and to store only data of the desired broadcasting, thereby increasing the efficiency of the storing medium. A tuner tunes the digital broadcasting signal. A data storing member(140) stores the reservation record information including the reservation record time and the reservation record channel number. A control member(130) controls one among plural digital tuners according to the reservation record information and executes the reservation record. The reservation record information includes a broadcasting program information for discerning the reservation record program. The control member controls the reservation record when the broadcasting program information of the digital broadcasting signal received through one among plural digital tuners is coincided with the broadcasting program information included into the reservation record information.

Description

Digital broadcast receiving device and reserved recording method {Digital broadcast receiving device and reserved recording method}

1 is a block diagram showing the configuration of a digital broadcast receiving apparatus according to an embodiment of the present invention.

FIG. 2 is a block diagram illustrating the configuration of the digital broadcast receiver of FIG. 1 in more detail.

3 is a block diagram illustrating a configuration of a digital broadcast receiving apparatus according to another embodiment of the present invention.

4A and 4B are schematic diagrams illustrating a message form output on a screen by the digital broadcast receiving apparatus shown in FIG. 3.

5 is a flowchart illustrating a reserved recording method of a digital broadcast receiving apparatus according to an embodiment of the present invention.

6 is a flowchart illustrating a reserved recording method of a digital broadcast reception device according to another embodiment of the present invention.

Explanation of symbols on the main parts of the drawing

110, 210, 310: first digital tuner 120, 220, 320: second digital tuner

130, 230, 330: control unit 140, 240, 240: data storage unit

250: decoder 260: storage

370: output unit

The present invention relates to a digital broadcast receiving device and a scheduled recording method of a digital broadcast receiving device. More particularly, a digital broadcast receiving device capable of recording a desired broadcast at a precise time using a plurality of tuners and broadcast program information. And a reserved recording method of a digital broadcast receiving apparatus.

In today's twenty-first century, the color TV market has reached saturation and the TV receiver replacement cycle of 20 years has created the necessity of a new broadcast receiver market. There is a need for a broadcast receiving apparatus having another format capable of storing and reproducing external video signals and exchanging various information through a transmission medium such as a cable, away from the conventional color TV having a simple monitor function.

In response to the changing demands of the times, in order to satisfy various needs of viewers and to form a new TV market, digital TVs with multimedia functions have been introduced to overcome the limitations of existing analog technologies.

Currently, digital broadcasting provides better service to users by transmitting clear image quality and sound quality closer to CD level than conventional analog broadcasting, and according to future digital broadcasting plan, digital TV and digital TV set top box for receiving digital broadcasting (Set top box) ) Is actively being developed.

As the development of digital technologies and products has been actively conducted, the number of products supporting two or more digital TV tuners, unlike the initial products, has increased.

On the other hand, for reservation recording of conventional digital broadcasting, an electronic program guide (EPG) is constructed using program information in a digital broadcasting channel, and a recording reservation time is determined by designating a recording reservation channel number in the configured EPG. . At this time, the digital TV is adjusted to coincide with the time information of the digital broadcast and the time of the reserved recording system of the digital TV, so as to start recording at a predetermined time. However, most broadcasts do not start broadcasting at the correct time, and often have a slightly different time for each channel transmitted from each broadcasting station, which causes a slight time difference with the reservation recording system of digital TV. Therefore, in the scheduled recording system of the actual digital TV, scheduled recording is executed based on the time of the scheduled recording system without considering the time difference when the scheduled recording is executed, so that the recording proceeds inconsistent with the actual broadcast time of the corresponding program. have. In addition, since only time and channel information are used, when a broadcast to be scheduled-recorded is canceled or changed, the reserved recording system may not recognize this and may record an unwanted broadcast. In addition, even if the broadcast that you want to record at the correct time starts, there is a problem in that the efficiency of the HDD or other storage media is reduced by recording unnecessary content such as advertisement after the broadcast starts.

Disclosure of Invention The present invention has been made to solve the above-described problem, and an object of the present invention is to provide a digital broadcast receiving apparatus that allows a user to record a desired broadcast at a precise time while watching another broadcast using a plurality of tuners and broadcast program information. And a reservation recording method thereof.

According to an embodiment of the present invention for achieving the above object, the digital broadcast receiving apparatus includes a data storage unit for storing reserved recording information including a plurality of digital tuners, reserved recording time and reserved recording channel number; And a controller for controlling one of the plurality of digital tuners according to the reserved recording information to execute the reserved recording.

Preferably, the control unit selects the reserved recording channel number when the reserved recording time arrives while the digital broadcasting signal of the first broadcasting channel is being received through a first digital tuner of the plurality of digital tuners. The reservation recording may be performed by controlling a second digital tuner among the plurality of digital tuners.

       More preferably, the reserved recording information further includes broadcast program information for identifying a program to reserve recording, and wherein the control unit is configured to display broadcast program information of a digital broadcast signal received through one of the plurality of digital tuners. If the program information included in the reserved recording information matches the scheduled recording, the reserved recording can be executed.

Preferably, the apparatus may further include a decoder configured to decode a digital broadcast signal received through one of the plurality of tuners according to execution of the reserved recording, and a storage configured to store the digital broadcast signal decoded by the decoder. .

Also, preferably, in the reserved recording channel when the reserved recording time arrives, if the digital broadcasting signal having broadcast program information corresponding to the broadcast program information included in the reserved recording information is not received for a predetermined time, the controller. The control unit may further include an output unit configured to output a warning message.

Also preferably, the controller controls one of the digital tuners to tune the reserved recording channel from a predetermined time on the basis of the time when the reserved recording time arrives, and the reserved recording on the tuned reserved recording channel. When the digital broadcast signal corresponding to the broadcast program information included in the information is received, the reserved recording may be performed.

On the other hand, according to an embodiment of the present invention, the reservation recording method of the digital broadcast receiving apparatus having a plurality of digital tuners, (a) determining whether the reservation recording time included in the pre-stored reservation recording information has arrived; (b) tuning the reserved recording channel included in the reserved recording information by using one of the plurality of digital tuners if the reserved recording time has arrived; and (c) receiving through the tuned reserved recording channel. Recording the digital broadcast signal.

Preferably, when the reserved recording time arrives while the digital broadcast signal of the first broadcast channel is being received through the first digital tuner of the plurality of digital tuners, the second digital tuner of the plurality of digital tuners is used. The reserved recording channel can be tuned.

More preferably, the method further includes comparing the broadcast program information of the digital broadcast signal received through the tuned reserved recording channel and the broadcast program information included in the reserved recording information, wherein step (c) comprises: As a result of the comparison, if the program information matches, the digital broadcast signal may be recorded.

In addition, preferably, if the comparison result, if the program information is inconsistent, counting the time elapsed from the scheduled recording time, and if the counted time exceeds the preset time further comprises the step of outputting a warning message can do.

Also, preferably, the reserved recording time may be a time before a preset time based on a time set by the user for the reserved recording.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram illustrating a configuration of a digital broadcast receiving apparatus according to an embodiment of the present invention. According to FIG. 1, the digital broadcast receiver 100 includes a first tuner 110, a second tuner 120, a controller 130, and a data storage 140.

The first digital tuner 110 and the second digital tuner 120 serve to receive a predetermined digital broadcast signal.

The data storage unit 140 stores reserved recording information including a reserved recording time and a reserved recording channel number. Here, the reserved recording time and the reserved recording channel number may be provided using an electronic program guide (EPG) provided by a digital broadcasting station.

The controller 130 may perform scheduled recording by controlling one of the first digital tuner 110 and the second digital tuner 120 according to the reserved recording information stored in the data storage 140.

In addition, the controller 130 reserves a recording time in the state in which the digital broadcast signal of the first broadcast channel is received through the first digital tuner 110 of the first digital tuner 110 and the second digital tuner 120. In this case, the second digital tuner 120 may be controlled to tune to the reserved recording channel number stored in the data storage 140. For example, when the reserved recording time is stored as 10: 00 pm and the reserved recording channel is stored as 11-1 channel, the user broadcasts the broadcast program of the digital broadcast signal received through the first tuner 110 (7-1). In the state of watching the "cloud stairs" of 10: 00 pm, the digital broadcast reception apparatus 100 may control the second digital tuner 120 to select the 11-1 channel.

In addition, the reserved recording information stored in the data storage unit 140 may include broadcast program information for identifying a program to be reserved. The broadcast program information refers to information provided for each broadcast program to identify each broadcast program, and may be generally referred to as a program ID.

In this case, the controller 130 may include broadcast program information of the digital broadcast signal received through one of the first digital tuner 110 and the second digital tuner 120 in the reserved recording information in the data storage 140. If it matches the program information, the scheduled recording can be performed. That is, when the user is watching a broadcast program of a digital broadcast signal received through the first digital tuner 110, the controller 130 may decode the second digital tuner 120 decoded by a program ID decoder (not shown). If the program ID of the digital broadcast signal received through the same as the program ID of the previously stored broadcast program, it is possible to perform a reservation recording.

In addition, the controller 130 may control one of the first digital tuner 110 and the second digital tuner 120 to select the reserved recording channel from a predetermined time on the basis of the time when the reserved recording time arrives. When the digital broadcast signal corresponding to the broadcast program information included in the reserved recording information stored in the data storage 140 is received on the preset reserved recording channel, the reserved recording may be performed.

For example, if the reserved recording time is 10: 00 pm, the reserved recording channel is 11-1 channel, and the program ID of the drama "Jumong" is stored as the broadcast program information in the data storage 140, the control unit. 130 may control one of the first digital tuner 110 and the second digital tuner 120 from 9:55 pm to tune to the 11-1 channel, and “jumong” on the tuned 11-1 channel. When the digital broadcast signal corresponding to the program ID of the receiver is received, the scheduled recording may be performed even before the preset scheduled recording time. Although a predetermined time is set to 5 minutes in the present embodiment, this may be appropriately set by a user or a producer in some cases as a criterion presented for convenience of description.

In addition, in the present embodiment, the case where there are two digital tuners has been described, but the number of digital tuners may be configured in two or more cases. In addition, although the second digital tuner 120 is described as recording in the present embodiment, it is also possible to perform scheduled recording with the first digital tuner 110.

FIG. 2 is a block diagram illustrating the configuration of the digital broadcast receiver of FIG. 1 in more detail. According to FIG. 2, the digital broadcast receiver 200 includes a first digital tuner 210, a second digital tuner 220, a controller 230, a data storage unit 240, a decoding unit 250, and a storage unit. 260. Detailed description of parts overlapping with those of the embodiment shown in FIG. 1 among the elements shown in FIG. 2 will be omitted.

The decoder 250 decodes the digital broadcast signal received through one of the first digital tuner 210 and the second digital tuner 220 according to execution of the reserved recording.

The storage unit 260 stores the digital broadcast signal decoded by the decoder 250. In addition, since a technique for performing reservation recording is a conventional technique, a detailed description thereof will be omitted.

3 is a block diagram illustrating a configuration of a digital broadcast receiving apparatus according to another embodiment of the present invention. According to FIG. 3, the digital broadcast receiver 300 includes a first digital tuner 310, a second digital tuner 320, a controller 330, a data storage unit 340, and an output unit 370. . Detailed description of parts overlapping with those of the embodiment shown in FIG. 1 among the elements illustrated in FIG. 3 will be omitted.

The output unit 370 is the control unit 330 when a digital broadcast signal having broadcast program information that matches the broadcast program information included in the reserved recording information in the reserved recording channel is not received for a predetermined time while the reserved recording time arrives. It outputs a warning message under the control of. For example, the reserved broadcast may be canceled or the broadcast time may be changed. In this case, a warning message may be output to allow the user to recognize a recording error situation.

The output unit 370 may be configured as an OSD processing unit (not shown) which processes and outputs an alert message in an OSD form, or a voice output unit (not shown) which processes and outputs an alert message in an audio form.

In addition, the output unit 370 may output a message according to a reservation recording progress state, that is, a message indicating a state such as a start, a progress, and an end, in an OSD form through an OSD processor (not shown). Of course, if necessary, it may be output in the form of a voice through a voice output unit (not shown).

4A and 4B are schematic diagrams illustrating a message form output on a screen by the digital broadcast receiving apparatus shown in FIG. 3.

4A illustrates a form in which a warning message according to a recording error is output on a screen of a broadcast being viewed by a user, and FIG. 4B illustrates a form in which a message according to a recording progress is output onto a screen of a broadcast being viewed by a user. It is shown. In the present exemplary embodiment, the message is displayed on the upper right side, but the message may be displayed at a location easily recognized by the user anywhere on the screen. In addition, in the present embodiment, phrases such as start, progress, end, and failure are used, but various recordings such as START, ING, END, FINAL, end, ERROR, error, error, etc. can be used to determine recording start, progress, end, and warning. Phrases can be used.

Accordingly, the user can record a broadcast desired by the user at a precise time while watching another broadcast.

5 is a flowchart illustrating a reserved recording method of a digital broadcast receiving apparatus according to an embodiment of the present invention.

According to the reservation recording method of FIG. 5, first, it is determined whether the reservation recording time included in the pre-stored reservation recording information has arrived (S510). If the reserved recording time arrives (S510: Y), the reserved recording channel included in the reserved recording information is selected using one of the plurality of digital tuners (S520). Next, the digital broadcast signal received through the preset reservation recording channel is recorded (S530).

6 is a flowchart illustrating a reserved recording method of a digital broadcast reception device according to another embodiment of the present invention.

According to the reserved recording method of FIG. 6, first, when a digital broadcast signal of a first broadcast channel is received through the first digital tuner (S610), it is determined whether a reserved recording time included in pre-stored reserved recording information has arrived ( S620).

As a result of the determination in step S620, when the reserved recording time arrives (S620: Y), the reserved recording channel included in the reserved recording information is tuned using the second digital tuner (S630). Subsequently, by comparing the broadcast program information of the digital broadcast signal received through the tuned reserved recording channel and the broadcast program information included in the reserved recording information, it is determined whether the information is identical (S640).

As a result of the determination in step S640, if the broadcast program information of the digital broadcast signal received through the preset reserved recording channel and the broadcast program information included in the reserved recording information match (S640: Y), the broadcast is received through the preset reserved recording channel. The digital broadcast signal is recorded (S650).

As a result of the determination in step S640, if the broadcast program information of the digital broadcast signal received through the tuned reserved recording channel and the broadcast program information included in the reserved recording information do not match (S640: N), the elapsed time from the reserved recording time Should count. Thereafter, if the counted time exceeds the preset time, a warning message is output. In this case, the warning message may be output in OSD form or in voice form.

Meanwhile, according to another embodiment of the present disclosure, the reserved recording time may be a time before a preset time based on the time set for the reserved recording by the user. For example, even if the user sets the reserved recording time to 10:00 pm, the second digital tuner can tune to the reserved recording channel included in the reserved recording information from 9:30 pm. In this case, the scheduled recording time is actually 9:30 pm. That is, when the reserved recording channel is tuned through the second digital tuner from 9:30 pm and the broadcast program information of the digital broadcast signal received through the tuned reserved recording channel matches the broadcast program information included in the reserved recording information. The digital broadcast signal can be recorded even before the reserved recording time set by 10:00 pm.

Accordingly, the user can record a desired broadcast at a precise time even while the user is watching another broadcast.

As described above, according to the present invention, even if the user is watching other broadcasts by using the plurality of tuners, the user can be easily recorded by recording the desired broadcast at the correct time.

In addition, by not storing data other than a desired broadcast using broadcast program information, the efficiency of the storage medium can be improved.

In addition, although the preferred embodiment of the present invention has been shown and described above, the present invention is not limited to the above-described specific embodiment, the technical field to which the invention belongs without departing from the spirit of the invention claimed in the claims. Of course, various modifications can be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or the prospect of the present invention.

Claims (11)

A plurality of digital tuners; A data storage unit for storing reserved recording information including a reserved recording time and a reserved recording channel number; And, And a controller which controls one of the plurality of digital tuners according to the reserved recording information to execute the reserved recording. The method of claim 1, The control unit, A second one of the plurality of digital tuners to tune to the reserved recording channel number when the reserved recording time arrives while the digital broadcasting signal of the first broadcast channel is being received through a first digital tuner of the plurality of digital tuners. And controlling the digital tuner to perform the reserved recording. The method according to claim 1 or 2, The reserved recording information further includes broadcast program information for identifying a program to be reserved recording, The control unit, And if the broadcast program information of the digital broadcast signal received through one of the plurality of digital tuners matches the broadcast program information included in the reserved recording information, performing the reserved recording. The method according to claim 1 or 2, A decoder to decode a digital broadcast signal received through one of the plurality of tuners in accordance with execution of the reservation recording; And a storage unit for storing the digital broadcast signal decoded by the decoder. The method of claim 3, If the digital broadcasting signal having the broadcast program information that matches the broadcast program information included in the reserved recording information is not received for a predetermined time in the reserved recording channel when the reserved recording time arrives, the controller warns under the control of the controller. And an output unit for outputting a message. The method of claim 3, The control unit, Controls one of the digital tuners to tune the reserved recording channel from a predetermined time before the scheduled recording time arrives, and corresponds to broadcast program information included in the reserved recording information on the tuned reserved recording channel. And if the digital broadcast signal is received, perform the reserved recording. In the reservation recording method of a digital broadcast receiving device having a plurality of digital tuners, (a) determining whether the reserved recording time included in the pre-stored reserved recording information has arrived; (b) if the reserved recording time arrives, selecting a reserved recording channel included in the reserved recording information by using one of the plurality of digital tuners; And, (c) recording a digital broadcast signal received through the tuned reserved recording channel. The method of claim 7, wherein In step (b), If the scheduled recording time arrives while a digital broadcast signal of a first broadcast channel is being received through a first digital tuner of the plurality of digital tuners, the scheduled recording is performed using a second digital tuner of the plurality of digital tuners. A scheduled recording method characterized by selecting a channel. The method according to claim 7 or 8, And comparing the broadcast program information of the digital broadcast signal received through the preset reserved recording channel with the broadcast program information included in the reserved recording information. Step (c) is, And the digital broadcasting signal is recorded if the broadcasting program information matches as a result of the comparison. The method of claim 9, Counting a time elapsed from the reserved recording time if the program result is inconsistent as a result of the comparison; And, And outputting a warning message when the counted time exceeds a preset time. The method of claim 9, The reservation recording method is a reservation recording method, characterized in that the time before the predetermined time based on the time set by the user for the scheduled recording.

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