JP2000270386A - System and device main body for digital broadcast reception reproduction and remote controller - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a digital broadcast reception reproduction system by which an electronic program guide can be viewed or which can be carried when going out without the need for overlapping the electronic program guide onto a program that is being viewed by allowing not only a digital broadcast reception reproduction device main body but also a remote controller to manage and reproduce the electronic program guide. SOLUTION: A digital broadcast reception reproduction device 11 is provided with a tuner section 211 that selects a digital broadcast, a demodulation section 212 that demodulates a selected signal, a transport decode section 213 that extracts an MPEG 2 stream data and system information from a transport stream data demodulated by the demodulation section 212, and MPEG 2 stream data reproduction section 214, an analysis section 217 that analyzes the extracted system information to extract an electronic program guide being information data relating to a program as a part of the system information, and a main body side communication section 218, and a remote controller 13 is provided with a 2-way radio communication section 221, a control section 222 that analyzes and stores received electronic program guide information, an entry section 223 that acquires entry from a user and a display section 225 that displays character information.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital broadcast receiving / reproducing system, and more particularly, to a digital broadcast receiving / reproducing apparatus main body which handles electronic program guide information which is information data related to a program included in a digital broadcast, and a digital broadcast receiving apparatus. The present invention relates to a system including a remote controller for remotely controlling a broadcast receiving and reproducing apparatus main body.

[0002]

2. Description of the Related Art In recent years, digital broadcasting has attracted attention as a new broadcasting, and broadcasting from satellites has already started. In addition, terrestrial broadcasting will be started. In addition, digital broadcasting includes information called an electronic program guide corresponding to each program.

[0003] A conventional digital broadcast receiving and reproducing apparatus will be described below. In a conventional digital broadcast receiving and reproducing apparatus, a signal received by an antenna is selected by a tuner,
Demodulate with a demodulator. The demodulated data sequence is a data stream called a transport stream.
The transport stream includes a plurality of pieces of video information, a plurality of pieces of audio information, and system information including an electronic program guide. The transport decoder separates and extracts video information, audio information, and system information from the transport stream. The extracted video information and audio information are input to the video reproduction unit and the audio reproduction unit, respectively, reproduced and output by the respective reproduction units.
Further, the extracted system information is output to the analysis unit. The electronic program guide information of the system information analyzed by the analysis unit is output and displayed as a character image by being superimposed on the video information by the video reproduction unit. Looking at the displayed electronic program guide, the viewer grasps the contents of the program and selects a program.

[0004]

However, in the conventional digital broadcast receiving / reproducing apparatus, the electronic program guide information is managed by the digital broadcast receiving / reproducing apparatus main body. Therefore, a viewer can view the electronic program guide. In this case, besides displaying it on the TV screen, it is displayed so as to be superimposed on the video being played back, or the playback video is reduced and displayed, and the electronic program guide information is displayed in the vicinity thereof. Therefore, when the viewer watching the video and the viewer watching the electronic program guide are viewing the same screen together, the display of the electronic program guide is performed by the video viewer. There was a problem that it would hinder viewing.

Further, since the electronic program guide information is managed by the main body of the digital broadcast receiving / reproducing apparatus as described above, the electronic program guide information is stored in the room where the main body of the digital broadcast receiving / reproducing apparatus and the television receiver are placed. Could only confirm this.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems. An electronic program guide is managed and reproduced not only by a digital broadcast receiving / reproducing apparatus itself but also by a remote controller. This makes it possible to view an electronic program guide without superimposing it on the program being viewed or to carry it when going out. Further, a plurality of users can use an electronic program guide dedicated to each person. It was possible to watch without switching,
It is intended to provide a digital broadcast receiving and reproducing system.

[0007]

In order to achieve this object, a digital broadcast receiving / reproducing system according to the present invention (claim 1) provides a digital broadcast including electronic program guide information which is information data related to a program. A digital broadcast receiving system for receiving and playing back, performing bidirectional wireless communication between an electronic program guide information extracting unit that extracts the electronic program guide information from received digital broadcast data and a remote controller described below. A two-way wireless communication unit,
Bidirectional wireless communication is performed between the digital broadcast receiving / reproducing apparatus main body including a transfer unit that transfers the extracted electronic program guide information via the bidirectional wireless communication unit, and the digital broadcast receiving / reproducing apparatus main body. A bidirectional wireless communication unit, a display unit that displays the electronic program guide information received from the digital broadcast receiving and reproducing apparatus main body via the bidirectional wireless communication unit, and a storage device that stores the received electronic program guide information. , And a remote controller comprising:

[0008] This makes it possible to view the electronic program guide without superimposing it on the program being viewed or to carry it when going out.

A digital broadcast receiving / reproducing system according to the present invention (claim 2) is the digital broadcast receiving / reproducing system according to claim 1, wherein the digital broadcast receiving / reproducing apparatus main body is connected via a communication line such as a telephone line. A public line communication unit for exchanging data, and the remote controller is connected to the remote controller via a communication line such as a telephone line.
A public line communication unit for exchanging data is provided.

[0010] This makes it possible to exchange electronic program guide information between the main body of the digital broadcast receiving and reproducing apparatus and the remote controller via a communication line such as a telephone line, even at a long distance.

The digital broadcast receiving / reproducing system according to the present invention (Claim 3) is Claim 1 or Claim 2.
The digital broadcast receiving / reproducing system described in (1) is characterized by including a plurality of the remote controllers.

[0012] This allows a plurality of users to view the electronic program guide dedicated to each user without switching each time.

Further, the digital broadcast receiving / reproducing apparatus main body according to the present invention (claim 4) is a digital broadcast receiving / reproducing apparatus main body for receiving and reproducing a digital broadcast including electronic program guide information which is information data relating to a program. An electronic program guide information extracting unit that extracts the electronic program guide information from the received digital broadcast data; a bidirectional wireless communication unit that performs two-way wireless communication with a remote controller; Transfer means for transferring the program guide information via the two-way wireless communication unit.

The digital broadcast receiving and reproducing apparatus according to the present invention (claim 5) exchanges data with the digital broadcast receiving and reproducing apparatus according to claim 4 through a communication line such as a telephone line. Public line communication department,
It is characterized by having.

Further, a remote controller according to the present invention (claim 6) is a remote controller in a digital broadcast receiving / reproducing system for receiving and reproducing a digital broadcast including electronic program guide information which is information data related to a program. A two-way wireless communication unit for performing two-way wireless communication with the digital broadcast receiving / reproducing apparatus main body; and displaying the electronic program guide information received from the digital broadcast receiving / reproducing apparatus main body via the two-way wireless communication unit. And a storage device for storing the received electronic program guide information.

The remote controller according to the present invention (claim 7) is the remote controller according to claim 6, further comprising a public line communication unit for exchanging data via a communication line such as a telephone line. It is characterized by the following.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of the present invention will be described with reference to the drawings. (Embodiment 1) FIG. 1 shows a configuration of a digital broadcast reception / playback system 1000 according to Embodiment 1 of the present invention.

Digital Broadcasting Receiving / Reproducing System 1000
Is a digital broadcast receiving / reproducing apparatus main unit 1 that receives digital broadcasts, reproduces video information or audio information, and transfers a part of system information to a remote controller 13.
1, a television receiver 12 for outputting and displaying video information or audio information reproduced by the digital broadcast receiving / reproducing apparatus main body 11, and a part of system information transferred from the digital broadcast receiving / reproducing apparatus main body 11. And a remote controller 13 for acquiring and outputting the acquired information to the display unit 131.

FIG. 2 shows the digital broadcast receiving / reproducing apparatus main body 1 of the digital broadcast receiving / reproducing system 1000.
1 and the internal configuration of the remote controller 13. The digital broadcast receiving / reproducing apparatus main body 11 includes a tuner section 211 for selecting a digital broadcast, a demodulation section 212 for demodulating a selected signal, and a system for converting MPEG2 stream data to transport stream data demodulated by the demodulation section. A transport decoding unit 213 for extracting information and an MPEG2 stream data reproducing unit 214 for reproducing MPEG2 stream data serving as an audio and video reproducing unit
An analysis unit 217 for analyzing the extracted system information and extracting an electronic program guide which is information data relating to a program which is a part of the system information;
And a main body-side bidirectional wireless communication unit 218 that performs bidirectional wireless communication with the remote controller 13.

The remote controller 13 includes a remote controller-side bidirectional wireless communication unit 221, a remote controller control unit 222 that analyzes electronic program guide information received via the bidirectional wireless communication unit 221, and an input from a user. 223, a storage device 224 for storing the analyzed electronic program guide information, and a display unit 225 for displaying character information (corresponding to 131 in FIG. 1).
And Next, the operation will be described.

In the digital broadcast receiving / reproducing apparatus main body 11, a tuner section 211 selects a carrier wave received by an antenna and outputs it to a demodulation section 212. The demodulation unit 212 demodulates the input signal, converts the demodulated signal into transport stream data, and outputs the transport stream data to the transport decoding unit 213.

The transport decoding unit 213 extracts video information and audio information from the transport stream data, and outputs the extracted information to the MPEG2 stream data reproducing unit 214 as MPEG2 stream data. The MPEG2 stream data reproducing unit 214 reproduces the received MPEG2 stream data, and
To the television receiver 12 shown in FIG. The television receiver 1
2 performs video display and audio reproduction from the reproduced MPEG2 stream data.

Further, the transport decoder 213
Then, system information is extracted from the transport stream data and output to the analysis unit 217. The analysis unit 217
Extracts the electronic program guide information from the input system information, and outputs the electronic program guide information to the remote controller 13 via the main body side bidirectional wireless communication unit 218.

The main unit-side two-way wireless communication unit 218 not only transmits electronic program guide information to the remote controller 13 but also receives instruction information described later from the remote controller 13. The received command information is output to the main body control unit 216. The main unit control unit 216 includes a tuner unit 211, a demodulation unit 212, a transport decode unit 213, and an MPEG2 stream data reproduction unit 21 based on the command information received from the main unit side bidirectional wireless communication unit 218.
4 is controlled.

In the remote controller 13, the remote controller-side bidirectional wireless communication section 221 outputs the electronic program guide information received from the digital broadcast receiving / reproducing apparatus main body 11 to the control section 222. Control unit 22
2 analyzes the received electronic program guide information and stores the electronic program guide information in the internal storage device 224.
Further, the control unit 222 outputs a part of the analyzed electronic program guide information to the display unit 225. The display unit 225 displays the electronic program guide information received from the control unit 222. The contents of the program guide displayed on the display unit 225 on the remote controller 13 can be changed by operating the cursor keys 132 on the remote controller 13 shown in FIG.

FIG. 3 shows a configuration example of a program guide and a display example thereof. Now, when the electronic program guide acquisition key 134 shown in FIG. 1 is pressed, the electronic program guide can be displayed on the display unit 131. In the displayed program guide, there is only one program that is emphasized (shown by hatching in FIG. 3). Now, when the down cursor key of the cursor keys 132 shown in FIG. 1 is pressed, the highlighted program information is changed to the program information of the next time zone of the same channel. When the right cursor key of the cursor keys 132 is pressed, the program information of the next channel in the same time zone is highlighted.

The remote controller 1 shown in FIG.
3 is pressed, it is determined whether or not the program is a currently broadcasted program. If the program is currently being broadcasted, the program information is included in the decision command information of the command information. The program information is transferred to the digital broadcast receiving and reproducing apparatus main body 11. If the program is to be broadcasted in the future, the program information is transferred to the digital broadcast receiving / reproducing apparatus main body 11 as program information in the program reservation instruction information of the instruction information.

The two-way wireless communication unit 218 in the digital broadcast receiving / reproducing apparatus main body 11 outputs the received command information to the main body control unit 216. The main body control unit 216 analyzes the received instruction information, and if the instruction information is the determination instruction information, extracts the program information from the determination instruction information.
The video information is reproduced by controlling the tuner 211, the demodulator 212, the transport decoder 213, and the MPEG2 stream data reproducer 214. If the received command information is program reservation command information, the received command information is stored in order to make a program reservation.

In the first embodiment, an electronic program guide information extracting unit for extracting electronic program guide information and a two-way wireless communication unit are provided in the digital broadcast receiving / reproducing apparatus main body. Since the two-way wireless communication unit, the display unit for displaying the electronic program guide information, and the storage device for storing the same are provided, the electronic program guide can be displayed on the remote controller. Even in the case where a plurality of electronic program guides are present, it is possible to obtain a system that allows the user to view the electronic program guide without disturbing the image being reproduced.

(Embodiment 2) FIG. 4 shows the configuration of a digital broadcast receiving and reproducing system 2000 according to Embodiment 2 of the present invention. This digital broadcast reception / playback system 2000
Receives the digital broadcast, reproduces the video information or audio information, and further transfers a part of the system information to the remote controller 42. And a remote controller 42 for acquiring a part of the system information and outputting the acquired information to a display unit.

FIG. 5 shows a digital broadcast receiving / reproducing system 2
000 is shown. Digital broadcast receiving / playing device body 4
Reference numeral 1 denotes a tuner section 511 for selecting a digital broadcast, a demodulation section 512 for demodulating a selected signal, and a transport for extracting MPEG2 stream data and system information from the transport stream data demodulated by the demodulation section. Decoding unit 513 and MPEG as audio and video playback unit
2 An MPEG2 stream data reproducing unit 514 for reproducing stream data, a main body control unit 516, and the extracted system information are analyzed to extract an electronic program guide which is information data related to a program which is a part of the system information. An analysis unit 517 and a main body-side bidirectional wireless communication unit 518 that performs bidirectional wireless communication with the remote controller 42 are included.

The remote controller 42 includes a remote controller-side two-way wireless communication unit 521, a remote controller control unit 522 for analyzing electronic program guide information received via the two-way wireless communication unit 521, A storage device 523 for storing guide information;
An input unit 524 for acquiring input from a user and a display unit 525 (corresponding to 421 in FIG. 4) for displaying character information are included.

In the digital broadcast receiving / reproducing apparatus main body 41, a tuner section 511 selects a carrier wave received by an antenna and outputs it to a demodulation section 512. The demodulation unit 512 demodulates the input signal, converts the signal into transport stream data, and outputs the transport stream data to the transport decoding unit 513.

The transport decoding unit 513 extracts video information and audio information from the transport stream data, and outputs the extracted information to the MPEG2 stream data reproducing unit 514 as MPEG2 stream data. The MPEG2 stream data reproducing unit 514 reproduces the received MPEG2 stream data. The reproduced MPEG2 stream data is output to the television receiver 12 shown in FIG. The television receiver 12 displays the reproduced MPEG2 stream data.

Further, the transport decoding unit 513
Then, system information is extracted from the transport stream data and output to the analysis unit 515. Analysis unit 515
Extracts the electronic program guide information from the input system information and outputs the electronic program guide information to the remote controller 42 via the main body side bidirectional wireless communication unit 517.

In the remote controller 42, the remote controller-side two-way wireless communication section 521 outputs the electronic program guide information received from the digital broadcast receiving / reproducing apparatus main body 41 to the control section 522. The control unit 522 includes:
The received electronic program guide information is analyzed and stored in the internal storage device 523. Further, control unit 522 outputs a part of the analyzed program guide information to display unit 525.
Output to the display unit 525 is performed by reading from the internal storage device 523 as necessary. The display unit 525 controls the control unit 5
The program guide received from 22 is displayed.

Display section 52 on remote controller 42
The program guide displayed in 5 changes the display contents by operating the cursor keys 422 on the remote controller 42 shown in FIG.

FIG. 3 shows a configuration example of a program guide and a display example thereof. This is the same as in the first embodiment. Now, when the electronic program guide acquisition key 424 shown in FIG. 4 is pressed, the electronic program guide can be displayed on the display unit 421. In the displayed program guide,
There is only one program that is highlighted (shown in oblique lines in FIG. 3). Now, when the down cursor key of the cursor keys 422 shown in FIG. 4 is pressed, the program information to be emphasized is changed to the program information of the next time zone of the same channel,
When the right cursor key of the cursor keys 422 is pressed, the program information of the next channel in the same time zone is highlighted.

Further, the digital broadcast receiving / reproducing apparatus main body 4
1 and the remote controller 42 has MODEM 519
And MODEM 526, respectively, and are connected from a destination via a public telephone line.

After connection, the user presses the enter key 423 or 424 on the remote controller 42 shown in FIG. 4 to select a program, and it is determined whether the program is currently being broadcast. If the program is currently being broadcast, the program information is transferred to the digital broadcast receiving / reproducing apparatus main body 41 as program information in the determination command information described later. If the program is to be broadcasted in the future, the digital broadcast receiving / reproducing apparatus body 4 is used as the program information in the program reservation command information.
Transferred to 1.

MO in the digital broadcast receiving / reproducing apparatus main body 41
The DEM 518 transmits the received command information to the main body controller 51.
6 is output. The main body control unit 516 analyzes the received instruction information, and if it is a determination instruction, extracts the program information,
The video information is reproduced by controlling the tuner unit 511, the demodulation unit 512, the transport decoding unit 513, and the MPEG2 stream data reproduction unit 514. If the command is a program reservation command, the received command information is stored in order to make a program reservation.

According to the second embodiment, in the system of the first embodiment, data is exchanged between the digital broadcast receiving / reproducing apparatus main body and the remote controller via a communication line such as a telephone line. Not only can you watch the electronic program guide without superimposing it on the program you are watching, but also you can carry the remote controller when you go out to check the program on the go. It is possible to obtain a system that allows a user to select a program from outside.

In the first and second embodiments, if a plurality of remote controllers are provided, a system in which a plurality of users can view an electronic program guide dedicated to each user without switching each time. Can be obtained.

[0044]

As described above, according to the digital broadcast receiving system, the digital broadcast receiving / reproducing apparatus main body, and the remote controller according to the present invention, the digital broadcast receiving / reproducing apparatus main body includes, among the received digital broadcast data, An electronic program guide information extracting unit for extracting electronic program guide information, and a communication unit for performing two-way wireless communication with a remote controller. By providing a communication unit for performing wireless communication and a display unit for displaying electronic program guide information received from the digital broadcast receiving / reproducing apparatus main body, it is possible to display an electronic program guide on a remote controller. Watch the electronic program guide without disturbing the image being played, even when there are multiple Rukoto can also by carrying the remote controller on the go, it is possible to perform the confirmation of the program on the go, further, it is possible to obtain a system which can select a program from the road.

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing a digital broadcast reception / playback system 1000 according to a first embodiment of the present invention.

FIG. 2 is a configuration diagram showing a digital broadcast reception / playback apparatus main body 11 and a remote controller 13 in the digital broadcast reception / playback system 1000 according to the first embodiment.

FIG. 3A is a configuration example of an electronic program guide according to the first embodiment of the present invention. (b) A display example of the remote controller of the electronic program guide according to the first embodiment of the present invention.

FIG. 4 is a diagram showing a digital broadcast reception / playback system 2000 according to Embodiment 2 of the present invention.

FIG. 5 is a configuration diagram of a digital broadcast receiving / reproducing apparatus main body 41 and a remote controller 42 in a digital broadcast receiving / reproducing system 2000 according to Embodiment 2 of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Digital broadcast receiving / reproducing apparatus main body 12 Television receiver 13 Remote controller 41 Digital broadcast receiving / reproducing apparatus main body 42 Remote controller 131 Display device 132 Cursor key 133 Enter key 134 Electronic program guide acquisition key 211 Tuner section 212 Composite section 213 Transport decoding section 214 MPEG stream playback unit 216 Main unit control unit 217 Analysis unit 218 Main unit side bidirectional wireless communication unit 221 Remote controller side bidirectional wireless communication unit 222 Remote controller control unit 223 Input unit 224 Storage device 225 Display unit 421 Display unit 422 Cursor keys 423 Enter key 424 Electronic program guide acquisition key 511 Tuner unit 512 Composite unit 513 Transport decode unit 514 MPEG stream playback unit 516 Main unit control unit 517 Analysis unit 518 Main body side bidirectional wireless communication unit 519 Actual value side MODEM 521 Remote controller side bidirectional wireless communication unit 522 Remote controller control unit 523 Input unit 524 Storage unit 525 Display unit 256 Remote controller side MODEM

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI theme coat ゛ (Reference) H04N 5/00 H04N 5/00 A 5/445 5/445 Z 7/025 7/08 A 7/03 7 / 035 F term (reference) 5C025 AA28 BA25 BA27 BA30 DA01 DA04 DA05 5C056 AA05 BA01 CA06 CA08 CA11 CA13 CA19 CA20 DA06 DA20 EA06 EA09 5C063 AA01 AB03 AB07 AC01 AC05 AC10 DA03 DA13 EB33 5K048 AA00 BA02 DB01 DC01 DC01 DC06 CC05 CC12 DD08 HH31 HH32 NN04

Claims (7)

[Claims] 1. A digital broadcast receiving and reproducing system for receiving and reproducing a digital broadcast including electronic program guide information, which is information data related to a program, extracting the electronic program guide information from the received digital broadcast data. Electronic program guide information extracting unit for performing bidirectional wireless communication with a remote controller described later, and transfer for transferring the extracted electronic program guide information via the bidirectional wireless communication unit Means, a digital broadcast receiving / reproducing apparatus main body, comprising: a bidirectional wireless communication unit for performing bidirectional wireless communication with the digital broadcast receiving / reproducing apparatus main body; A display for displaying electronic program guide information received from the main body of the receiving and reproducing apparatus; and a storage device for storing the received electronic program guide information. Digital broadcasting receiving and reproducing system comprising: the remote controller, the equipped with and. 2. The digital broadcast receiving / reproducing system according to claim 1, further comprising: a public line communication unit for exchanging data via a communication line such as a telephone line in the digital broadcast receiving / reproducing apparatus main body; A digital broadcast receiving / reproducing system, comprising: a controller having a public line communication unit for exchanging data via a communication line such as a telephone line. 3. The digital broadcast receiving / reproducing system according to claim 1, wherein a plurality of said remote controllers are provided. 4. A digital broadcast receiving and reproducing apparatus for receiving and reproducing a digital broadcast including electronic program guide information, which is information data related to a program, wherein the electronic program guide information is transmitted from the received digital broadcast data. An electronic program guide information extraction unit to be extracted; a two-way wireless communication unit that performs two-way wireless communication with a remote controller; and a transfer unit that transfers the extracted electronic program guide information via the two-way wireless communication unit. A digital broadcast receiving and reproducing apparatus main body, comprising: 5. The digital broadcast receiving and reproducing apparatus according to claim 4, further comprising a public line communication unit for exchanging data via a communication line such as a telephone line. The device body. 6. A remote controller in a digital broadcast receiving and reproducing system for receiving and reproducing a digital broadcast including electronic program guide information which is information data related to a program, wherein the remote controller and the digital broadcast receiving / reproducing apparatus main body are both remote controllers. A two-way wireless communication unit that performs two-way wireless communication, a display unit that displays electronic program guide information received from the digital broadcast receiving / reproducing apparatus main body via the two-way wireless communication unit, and a display unit that displays the received electronic program guide information. A remote controller, comprising: a storage device for storing; 7. The remote controller according to claim 6, further comprising a public line communication unit for exchanging data via a communication line such as a telephone line.