JPH01278196A - Acoustic and video reproducing device - Google Patents

Abstract

PURPOSE:To accurately indicate a desired reproducing content by a user by recording a prescribed item on a subrecording medium, synthesizing the prescribed item with time information included in a reproducing signal from a main recording medium, and displaying the content on the display part of a remote control unit. CONSTITUTION:A reading means 3 provided in the remote control unit 1 reads a prescribed item signal, and a transmission means 6 transmits it to a device main body 2, and the device main body 2 receives it at a receiving means 11. Also, the device main body 2 takes out the time information from a reproduced signal from the main recording medium 14. A display signal can be formed by such prescribed item signal and time information, and it is supplied to a transmission means 19, then, it is transmitted to the remote control unit 1, and the remote control unit 1 receives it at a receivins means 7, and it is supplied to a display means 10, then, the content is displayed. In such a way, it is possible to instruct the desired reproaching content accurately by the user observing a display content.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to an audio/video playback device that plays back an audio signal or a video signal, and can be applied to, for example, a compact disk player or a digital audio tape recorder. be.

[Prior Art] For example, when a user instructs a compact disc player to play a song, the user instructs the player by pressing keys arranged on a remote control unit or an operation panel on the main body of the device. In this case, the user is familiar with Kombaku!・It knows which track the desired song is on the disc, and can recognize the current situation and operate it immediately by looking at the display on the fluorescent display tube installed on the front of the device. . However, when playing a compact disc that you are not used to hearing, you should look at the pamphlet that is included in the case with the compact disc that contains the lyrics and singer's biography, and also look at the display on the fluorescent display tube. While watching the song, you can specify the desired song.

[Problems to be Solved by the Invention] However, when operating the user while looking at a pamphlet or a fluorescent display tube, the operator frequently changes his/her line of sight, which may lead to operational errors. Furthermore, since the user must look at the pamphlet and fluorescent display tube for each song, there is room for improvement in terms of operation. Furthermore, when operating the device while checking the current status, the operation must be performed on the operation panel of the device main body, and it is necessary to go to the location where the device main body is installed each time.

The present invention has been made in consideration of the above points, and it is an object of the present invention to provide an audio/video playback device that can reliably instruct desired playback content through simple operations and without difficulty from the device itself. It is something.

[Means for Solving the Problem] In order to solve the problem, the first invention provides reading means for reading a predetermined matter signal from a sub-recording medium in which the predetermined matter signal is recorded, A remote control unit is provided with a first transmitting means for transmitting a predetermined item signal to the apparatus main body, a first receiving means for receiving a display signal given from the apparatus main body, and a display means for displaying the received display signal. In addition, the second receiving means receives the predetermined information signal transmitted from the remote control unit, the time information extracting means extracts the time information signal from the signal reproduced from the main recording medium, and the second receiving means receives the predetermined information signal. The main body of the apparatus is provided with a display signal forming means for synthesizing the predetermined information signal and the extracted time information signal to form a display signal, and a second transmitting means for transmitting this display signal to a remote control unit.

Further, in the second aspect of the invention, the spider 1 to the control unit are provided with a receiving means for receiving a display signal given from the main body of the apparatus and a display means for displaying the received display signal, and the predetermined matter signal is reading means for reading the predetermined matter signal from the recorded sub-recording medium; time information extraction means for extracting the time information signal from the signal reproduced from the main recording medium; and the predetermined matter signal read by the reading means and A display signal forming means for synthesizing the display signal with the time information signal to form a display signal, and a transmitting means for transmitting the display signal to a remote control unit are provided in the main body of the apparatus.

[Operation] In the first invention, the reading means provided in the remote control unit reads the predetermined item signal,
The first transmitting means transmits this to the main body of the apparatus. In the main body of the apparatus, this is received by the second receiving means. Also,
In the main body of the apparatus, a time information extraction means extracts a time information signal from a signal reproduced from the main recording medium. A display signal forming means forms a display signal from such a predetermined item signal and a time information signal, and provides the display signal to the second transmitting means to transmit it to the remote control unit. In the remote control unit, this is received by the first receiving means and given to the display means to display its contents.

As a result, a display containing a large amount of content can be displayed on the remote control unit, and the user can view the displayed content and perform accurate instruction operations without having to go to the installation location of the main body of the apparatus.

In the second aspect of the present invention, a reading means is provided in the main body of the apparatus so that it is not necessary to transmit predetermined information signals from the remote control I/roll unit to the main body of the apparatus.

As a result, the configuration for transmitting and receiving the predetermined matter signal is simple, but the user is required to go to the main body of the device when performing an operation to read the predetermined matter signal.

[Embodiment] Hereinafter, an embodiment in which the present invention is applied to a compact disc player will be described in detail with reference to the drawings.

This compact disc player consists of a remote control unit 1 and a device main body 2, as shown in the figure.

The remote controller 1 to the roll unit 1 each have a barcode reading section 3 equipped with a reading pen 3a. In the case of this embodiment, the pamphlet 4 containing the lyrics, singer, title, etc., which is stored together with the compact disc in the case in which the compact disc is stored, has a bar code 4a.
is attached, and the barcode reading section 3 has a reading pen 3a.
This barcode 4a is read through the barcode 4a.

Here, the barcode 4a includes character information such as the title, song title, performer, total performance time, etc. of the combination discs 1 to 1 stored in the case.

The barcode data sold in this way is given to the memory 5 and stored therein, and then given to the transmitter 6. The transmitter 6 modulates incoming barcode data with a carrier signal, and then transmits the data from a built-in infrared light emitting element to the main body 2 of the apparatus. The transmitter 6 is also given remote control data generated by a remote control data generator (not shown) when a key switch (not shown) is pressed, and modulates this remote control data and sends it to the main body 2 of the device. In this embodiment, it is also used to transmit barcode data as described above.

Further, the remote control data 1 to 1 have a receiving section 7. The receiving unit 7 receives an infrared signal given from the device main body 2 side and photoelectrically converts it as will be described later.
Furthermore, the signal is demodulated to extract the transmitted display character data. This display character data is applied to and stored in the display memory 8, read out sequentially, and applied to the display drive circuit 9. The display drive unit 9 drives a display unit 10 made of, for example, a liquid crystal display device, and drives the display unit 10 according to display character data from the display memory 8 to display character information on the display unit 10. Display.

On the other hand, the device main body 2 is provided with a receiving section 11 .

The receiving section 11 receives an infrared signal given from the remote control unit 1 side, performs photoelectric conversion, and further demodulates the signal to extract transmitted data. Further, if the extracted data is barcode data, it is provided to the barcode data memory 12, and if it is remote control data, it is provided to an operation mode control section (not shown).

The barcode data memory 12 has a capacity capable of recording, for example, 10 compact discs, and stores incoming barcode data in an empty memory area or in a memory area where the oldest barcode data is stored. The barcode data stored in this barcode data memory 12 is transferred to a barcode/character data converter 13.
It is designed to be read by.

The apparatus main body 2 also includes a playback unit 1 that reads and plays recorded data from the loaded compact disc 14.
5 is provided. This reproducing section 15 demodulates the recorded data into an analog audio signal and supplies it to a speaker section (not shown), and also outputs the track number (corresponding to the song number), minute, minute, etc. of the recorded data picked up from the compact disc 14. Time information data such as seconds and total playing time are extracted and provided to a time information data memory 16. The time information data stored in the time information data memory 16 is read out and given to the time information/character data converter 17.

The time information/character data conversion section 17 converts the incoming time information data into character data in a format that can be displayed on the display section 2 described above, and provides the converted data to the barcode/character data conversion section 13 and the synthesis section 18 .

The barcode/character data conversion unit 13 first extracts the data portion related to the total performance time from each of the 10 sheets of barcode data stored in the barcode data memory 12, converts it into character data, and converts it into character data. It is compared with the data portion of the total performance time included in the character data given from the character data converter 17 to determine which compact disc 1-4 is loaded or not. When the loaded compact disc 14 is determined in this way, the bar code associated with the compact disc 14 is read from the bar code data memory 12, converted into character data in a format that can be displayed on the display unit 10, and sent to the composition unit 18. give.

The synthesis unit 18 adds time information/character data conversion unit 1 to the character data provided from the barcode/character data conversion unit 13.
．． For example, the character data given from 7 is combined on the time axis and given to one transmitter.

The transmitter 19 modulates the incoming character data with a carrier signal, and then transmits the data to the remote control unit 1 from a built-in infrared light emitting element.

In the above configuration, the user can
If you do not know enough information about the songs etc. recorded in pamphlet 4, please use the barcode 4a attached to pamphlet 4.
is traced with the reading pen 3a, and then the compact disc 14 is loaded into the main body 2 of the device and played. At this time, the barcode data is transmitted from the remote control units 1 to 1 to the device main body 2, and in the device main body 2, character data corresponding to this barcode data and characters corresponding to the time information data obtained from the compact disc 14 are processed. The data are combined and transmitted to the remote control I-roll unit 1, and this is displayed on the display section 10 on the remote control I-roll unit 1.

In this way, the user can operate the key of the desired operation mode by looking at the displayed content and execute the desired playback or editing process.

In addition, the barcode data input on -day will be changed to 1.
Until the barcode data for the 0th compact disc is input, it is stored, so from now on, without tracing the barcode 4a, the data for the compact disc 14 is stored.
All you have to do is load it and instruct it to play.

Therefore, according to the embodiment described above, the compact disc 1
Since the playback content that can be played back by the device 4 and the current time information are displayed on the display section 10 on the remote control unit 1, the user can perform desired actions without having to go to the installation location of the device main body 2 one by one. Can give instructions with certainty.

In the above-described embodiment, the present invention is applied to a compact disc player, but the present invention can also be applied to other playback devices that play back audio or video signals from which time information and the like can be extracted.

Further, in the above embodiment, the predetermined information is recorded in the sub-recording medium (4) as a barcode, but it may be recorded in other data formats, such as IC (integrated circuit)
A card may be used as a sub-recording medium to input such data. Further, the reading unit for such predetermined items does not need to be provided in the remote control unit 1 as in the above-described embodiment, and may be provided in the main body 2 of the apparatus.

Further, according to the above embodiment, both character data related to barcode data and character data related to time information are always transmitted, but character data related to barcode data is transmitted only once. The character data corresponding to the time information may be transmitted all the time, and only the display contents of the time information portion may be updated sequentially.

[Effects of the Invention] As described above, according to the present invention, predetermined matters are recorded on the sub-recording medium, and the predetermined matters and the time information included in the reproduction signal from the main recording medium are synthesized. Then, the synthesized content is displayed on the display on the remote control unit, so the user can operate while looking at the displayed content, and the user can accurately give the desired instruction content. .

[Brief explanation of the drawing]

The figure is a block diagram of an embodiment in which the audio/video reproducing apparatus according to the present invention is applied to a compact disc player. DESCRIPTION OF SYMBOLS 1...Remote control unit, 2...Device body, 3...Barcode reader, 4a...Barcode, 6...Transmitter, 7...Receiver, 8...Display Memory, 9...Display drive unit, lO...Display unit, 1
1... Receiving section, 12... Barcode data memory,
13...Barcode/character data conversion section, 14...
Compact disc (main recording medium), 15... Playback section, 16... Time information data memory, 17... Time information/character data conversion section, 18... Synthesis section, one...
Transmission section.

Claims (2)

[Claims] (1) a reading means for reading a predetermined matter signal from a sub-recording medium on which the predetermined matter signal is recorded; a first transmitting means for transmitting the read predetermined matter signal to the apparatus main body; A remote control unit is provided with a first receiving means for receiving a display signal and a display means for displaying the received display signal, and a second receiving means for receiving the predetermined item signal transmitted from the remote control unit. a receiving means; a time information extracting means for extracting a time information signal from the signal reproduced from the main recording medium; and a time information extracting means for synthesizing the predetermined item signal received by the second receiving means and the extracted time information signal, and displaying the above-mentioned information. An acoustic device characterized in that the device main body is provided with a display signal forming means for forming a signal and a second transmitting means for transmitting the display signal to the remote control unit.
Video playback device. (2) The remote control unit is provided with a receiving means for receiving a display signal given from the main body of the device and a display means for displaying the received display signal, and the predetermined matter is transmitted from the sub-recording medium on which the predetermined matter signal is recorded. A reading means for reading a signal, a time information extraction means for extracting a time information signal from a signal reproduced from the main recording medium, and a predetermined item signal read by the reading means and the extracted time information signal are synthesized, and the above-mentioned An audio/video reproducing apparatus characterized in that the apparatus main body is provided with a display signal forming means for forming a display signal and a transmitting means for transmitting the display signal to the remote control unit.