JP2003110875A - Digital television receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a digital television receiver excellent in operability, by employing a remote controller for a simple functional operation only. SOLUTION: The digital television receiver 13 receives a signal including an additional information except a voice and video signal and a plurality of the voice and video signals, and is constituted so as to be operable by a main remote controller 20 for performing the control operation of a multitude of functions, and a sub remote controller 21 for performing only one part of the control operations performed by the main remote controller.

Description

Detailed Description of the Invention

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital TV receiver using a sub remote controller in addition to a main remote controller.

2. Description of the Related Art Conventionally, a digital TV is known which receives a signal including additional information other than audio / video signals and a plurality of audio / video signals. A remote controller 15 shown in FIG. 9 for controlling this conventional digital TV receiver.
Is often used. The remote controller 15 shown in FIG. 9 outputs an infrared signal of the control code toward the remote control light receiving section of the digital broadcast receiver, and the digital broadcast receiver operates by the signal to display the image of the video signal received from the antenna. Display on the device. Since the remote controller 15 performs almost all operations, as shown in FIG. 9, channel setting, audio / video switching, function operation, function call, preset button, data selection button,
Keys for channel adjustment, volume adjustment, etc. are provided.

The digital TV receiver has many functions for processing a signal including additional information other than audio / video signals and a plurality of audio / video signals. As described above, the conventional remote controller for controlling the digital TV receiver has an extremely large number of keys and functions added to each key. As described above, since the number of keys and the functions assigned to each key are many, it is difficult for a general viewer to operate the program simply when he / she watches the program. In particular, for the elderly, many small keys and function display with fine characters will cause troubles in operation. In addition, there is a possibility that an infant, a child, or the like may operate it carelessly and cause an unexpected accident (erasure of stored data, erroneous setting, malfunction, erroneous contract for pay broadcasting). Furthermore, since it is not possible to determine which user is currently operating the receiver, it has not been possible to limit the functions available to each user. The present invention has been made in view of the above points, and an object thereof is to provide a digital TV receiver with good operability by using a remote controller that performs only simple function operations. . Another object of the present invention is to provide a digital TV receiver capable of limiting the functions available to each user by making the receiver main body recognize the remote controller assigned to each user.

DISCLOSURE OF THE INVENTION Digital TV of the Invention
The receiver is a main remote controller that performs control operations of many functions in the digital TV receiver that receives additional information other than audio / video signals and a signal including a plurality of audio / video signals. It is configured to be operable with a sub remote controller that performs only part of the control operation to be performed. Further, in the digital TV receiver, the sub remote controller is configured to perform only power control, channel selection and volume setting. In addition, the digital TV receiver of the present invention includes additional information other than audio / video signals and a plurality of audio / video signals.
In a digital TV receiver that receives a signal including a video signal, a main remote controller that performs control operations for many functions and a part of the control operations performed by the main remote controller can be arbitrarily set. It is configured to operate with a sub remote controller. Further, the digital TV receiver of the present invention is
In a digital TV receiver that receives additional information other than video signals and signals containing multiple audio / video signals, a main remote controller that controls many functions and a part of the control operations performed by the main remote controller. It is configured to be operable with a plurality of sub-remote controllers that perform the above-mentioned operation, and the sub-remote controller is assigned to each user so that an operation function can be set for each sub-remote controller. Further, the digital TV receiver of the present invention is a digital TV receiver for receiving additional information other than audio / video signals and a signal including a plurality of audio / video signals. A pair of the light receiving section is connected to the receiver main body, and the image and the sound selected by the remote controller corresponding to the remote control light receiving section are output to the corresponding display device and audio output device.

DESCRIPTION OF THE PREFERRED EMBODIMENTS A digital TV receiver which is an embodiment of the present invention will be described with reference to the drawings. 1 is a block diagram showing a digital TV receiver according to a first embodiment of the present invention, and FIG. 2 is a block diagram showing the same digital TV receiver. 2 is a tuner, which is controlled by the main controller 5 to select and detect a signal of one broadcasting station from a plurality of signals of broadcasting waves received by an antenna and demodulate the detected signal. Output to 2. The main controller 5 includes a microcomputer and ROM,
Each device is controlled by a command from the input device 4 which is connected to each device and the memory 6 via the system bus and is composed of a key or a remote controller, and necessary information is stored in the memory 6. The demodulation unit 2 is controlled by the main controller 5 to demodulate the input signal and output it to the demultiplexer 3. The demultiplexer 3 separates the signals (transport stream) of the programs, transmission bases, etc., which are compressed and sent under the control of the main controller 5, into individual programs, and outputs the signals related to the programs to the main controller 5. Then, the respective video and audio signals are output to the video decoder 8 and the audio decoder 9. In response to a command from the input device 4, the main controller 5 changes from the transport stream to the demultiplexer 3
The information about the program and the information about the transmission station, which are taken out in step 3, and the still image data are stored in the memory 6 including the temporary buffer, and the necessary information is taken out from the memory 6 and the OSD (on-screen display) control section 7 is used. The adjustment / setting of the screen of the video signal including characters, for example, the position of the screen, the brightness and brightness, the chromaticity adjustment, the contrast and the like are adjusted by the user and output to the mixing unit 10. The video decoder 8 demodulates the video signal from the demultiplexer 3 and outputs it to the mixing unit 10. The mixing unit 10 combines the signals from the video decoder 8 and the OSD controller 7 and displays them on the display device 12. The audio decoder 9 outputs the input signal as an audio signal to the audio output device 11 and causes the speaker to generate a sound. The digital broadcast receiver 13 shown in FIG. 1 includes the tuner 1, demodulator 2, demultiplexer 3, remote controller light receiver 4a of the input device 4, main controller 5, memory 6, OSD controller 7, video decoder 8, audio decoder. 9 and mixing unit 1
0 is included, and is controlled by the main remote controller 20 and the sub remote controller 21 to display an image on the display device 12 and to output an audio to an audio output device arranged in the display device 12. FIG. 3 shows the main remote controller 20 and the sub remote controller 21. In this example, the main remote controller 20 can operate almost all functions as shown in the conventional example, and the sub remote controller 21 controls the power supply.
Only select channels and set volume. Therefore, normal digital broadcast video / audio can be received only by the sub-remote controller 21, and the operation is extremely simple and there is no risk of erroneous operation. FIG. 4 is a front view showing the remote controller of the digital TV receiver according to the second embodiment of the present invention. In this example, the main remote controller 20 and the sub remote controller 22 can operate the digital broadcast receiver having the same configuration as that of the first embodiment, and the function of the sub remote controller 22 can be set. . The function of the sub remote controller 22 is displayed on the display device 12 in FIG.
The main remote controller 20 changes the setting menu as shown in FIG. FIG. 5 shows a state in which an arbitrary function is set to the key A of the sub remote controller 22, and keys A to P of the sub remote controller 22 whose functions are set by the cursor movement key and the enter key of the main remote controller. Is selected.
FIG. 5 shows a state in which the key A of the sub remote controller 22 is selected. After the key of the sub remote controller 22 is selected in this way, press any key of the main controller, and use the cursor movement key and the enter key to determine "registration" on the menu screen and set any key function of the main controller to sub. It can be given to any key of the remote controller 22. Also, by pressing the ten keys and the enter key, the menu screen is displayed as "1" as shown in FIG.
By displaying + '1' + '1' + '0' and selecting and registering any key of the sub remote controller 22 as described above, the selected key has a function of selecting 110 channels. be able to. Further, if "reset" on the menu screen is determined by the cursor movement key and the enter key during the registration operation, the operation up to that point is canceled, and the function set to any key can be canceled. FIG. 6 is a front view showing a remote controller of a digital TV receiver according to a third embodiment of the present invention. In this example, the main remote controller 20 and the plurality of sub remote controllers A, B and C can operate the digital broadcast receiver having the same configuration as that of the first embodiment, and various sub remote controllers A, B and C can be operated. It is possible to set the function of and the user who uses it. The function of each sub remote controller and the user change the setting menu displayed on the display device 21 as shown in FIG. 7 by the main remote controller 20. FIG. 7 shows a state in which a user is assigned to the sub remote controller A and an arbitrary function is set, which is set by selecting the display of A to E by the cursor movement key and the enter key of the main remote controller. Sub remote controller is selected. FIG. 7 shows a state in which the sub remote controller A is selected. After the sub remote controller A is selected in this way, the "user name",
Use the sub remote controller A by selecting "Registration" on the menu screen with the cursor movement keys and the Enter key after the contents of "Age limit", "Time limit", "Pay limit", and "Favorite limit" are entered. Persons and functions are set. The character input is performed by displaying alphabet characters on the screen of the display device and inputting Roman characters with the cursor. Then, when converting Kana-Kanji, etc., the next candidate can be called by the cursor movement key. Also,
If "Reset" on the menu screen is determined by the cursor movement key and the enter key during the registration operation, the operation up to that point is canceled, and the function set for any key can also be canceled. FIG. 8 is a block diagram showing a digital TV receiver according to the fourth embodiment of the present invention. In this example, a plurality of sets of a display device, an audio output device, and a remote controller light receiving unit are connected to a digital broadcast receiver having the same configuration as that of the first embodiment, and each set of the main remote controller 20 and a sub unit. Remote controllers A and B are assigned. Each remote controller controls video and audio output to the display device and audio output device of the set. Users are assigned to the sub remote controllers A and B as in the third embodiment. With such a configuration, a TV displaying a program suitable for each user
It is possible to obtain the same effect as installing in each room.

According to the digital TV receiver of the present invention, by using the sub-remote controller other than the main remote controller for the administrator, the minimum necessary operation for normal program viewing operation is possible. It is possible to view digital TV broadcasting with a simple operation that is equal to or less than the current analog TV broadcasting. Since the sub-remote controller is easy to operate, accidents (erasing stored data, erroneous settings, malfunctions, etc.) that can be caused by careless operation, especially by infants, children, or viewers unfamiliar with the operation method,
Unauthorized electronic transactions, etc.) can be prevented. If a user is assigned to each sub remote controller and each sub remote controller and each user are defined in a one-to-one relationship, the viewer can be easily authenticated. Then, individual settings such as viewing settings and viewing restrictions can be made for each viewer who has been authenticated in this way. Also, by connecting a set of a display device, an audio output device, and a remote controller light receiving unit to a common digital broadcast receiver and assigning each remote controller to the set, a program suitable for each user is displayed. It is possible to obtain the same effect as installing a TV set in each room.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing a digital TV receiver according to a first embodiment of the present invention.

FIG. 2 is a block diagram showing the digital TV receiver.

FIG. 3 is a front view showing a remote controller of the digital TV receiver.

FIG. 4 is a front view showing a remote controller of the digital TV receiver according to the second embodiment of the present invention.

FIG. 5 is a diagram showing a screen of the digital TV receiver.

FIG. 6 is a front view showing a remote controller of a digital TV receiver according to a third embodiment of the present invention.

FIG. 7 is a diagram showing a screen of the digital TV receiver.

FIG. 8 is a configuration diagram showing a digital TV receiver according to a fourth embodiment of the present invention.

FIG. 9 is a block diagram showing an example of a conventional digital TV receiver.

[Explanation of symbols]

1 tuner 2 demodulator 3 Demultiplexer 4 input device, 4a remote controller light receiving part 5 Main controller 6 memory 7 OSD controller 8 video decoder 9 Audio decoder 10 mixing unit 11 Audio output device 12 Display 13 Digital broadcasting receiver 15 Remote controller 20 Main remote controller 21, 22 Sub remote controller A, B, C sub remote controller

Claims (5)

[Claims] 1. A digital TV for receiving a signal including additional information other than audio / video signals and a plurality of audio / video signals.
A digital TV receiver configured to be operable by a main remote controller that controls many functions in a receiver and a sub remote controller that performs only a part of control operations performed by the main remote controller. 2. The digital TV receiver according to claim 1, wherein the sub remote controller is configured to perform only power control, channel selection, and volume setting. 3. A digital TV for receiving a signal including additional information other than audio / video signals and a plurality of audio / video signals.
In the receiver, a digital TV configured to be operable by a main remote controller that controls many functions and a sub remote controller that is capable of arbitrarily setting a part of the control operations performed by the main remote controller. Receiving machine. 4. A digital TV for receiving a signal including additional information other than audio / video signals and a plurality of audio / video signals.
In the receiver, a main remote controller that controls many functions and a plurality of sub remote controllers that perform a part of the control operations performed by the main remote controller are configured to be operable, and each of the sub remote controllers is used. A digital TV receiver that is configured to be assigned to a person who can set operation functions for each sub remote controller. 5. A digital TV for receiving a signal including additional information other than audio / video signals and a plurality of audio / video signals.
In the receiver, a set of a plurality of display devices and audio output devices and a remote control light receiving unit is connected to the main body of the receiver, and the video and audio selected by the remote controller corresponding to the remote control light receiving unit are associated with the corresponding display unit and audio A digital TV receiver configured to output to an output device.