KR970011830B1 - Control apparatus of function display for composited cdg player and video cassette recorder - Google Patents

Abstract

A function display control apparatus of incorporated product of CDG player and VCR is provided that displays a function to be performing which is divided an exclusive using function of a CDG player and a VCR and a public using function of CDG and VCR. The apparatus having CDG player medium for optically reading data recorded at a CDG disk(D) according to a CDG reproducing input signal of a function control input unit(49), amplifying the read RF disk signal, digital signal processing it at a digital signal processor(13) to obtain a graphic data, decoding it at a decoder(22), and reproducing an audio signal while performing a composite image outputting through a RGB encoder(24); and a VCR medium for reading data recorded on a video tape according to a reproducing and recording input signal of the function control input unit, and amplifying it to output a composite image signal by means of a video signal processor(39) or to record a TV image signal from a tuner(36) or the composite image signal inputted from external input terminal(46,47) on a video tape by means of the video signal processor, includes a controller(48) for outputting a function display control data upon judgement of a medium corresponding to a function inputted from the function control input unit, a data memory unit(62) for containing a function display data of the composite medium, a program switch unit(64) for forming an output path of the function display data of the data memory unit corresponding to the function control input from the function control input unit under the control of the controller, function display units(32,60,63,65) for performing screen display and function display on a florescent display panel on the basis of the inputted function display control data by means of the program switch unit.

Description

Function display control device of CDG player and VCR combination product

1 is a block diagram illustrating the configuration of a CDG player and a VCR composite product to which the present invention is applied;

2 is a view illustrating a control panel of a CDG player and a VCR composite product controlled by the present invention;

FIG. 3 is an exemplary view illustrating a configuration of a fluorescent display panel shown in FIG. 2;

4 is a block diagram illustrating a function display control apparatus for a CDG player and a VCR composite product according to the present invention;

FIG. 5 is a diagram for explaining a memory pattern of the data storage device storing the function display control data shown in FIG.

* Explanation of symbols for main parts of the drawings

D: CDG disc 13: Digital signal processing means

22: CDG decoder 24: RGB encoder

36: tuner 39: video signal processing means

46, 47: external input terminal 48: control means

49: function control input means 48: control means

49: function control input means 60: fluorescent display panel

63: fluorescent display panel driving means

The present invention relates to a function display control device for a CDG (COMPACT DISK GRAPHICS) player and a VCR (VIDEO CASSETTE RECORDER) composite product, and more specifically, a CDG player dedicated function for a control function performed in a single CDG player and a VCR composite product. The present invention relates to a function display control device of a CDG player and a VCR composite product for displaying on a single fluorescent display panel while classifying into a VCR exclusive function, a common function of a CDG player and a VCR, and performing a OSD display.

At present, a compact disc (CD), which is widely used as an information recording medium in the form of an optical disc in which a large amount of audio information is recorded, optically detects and reproduces the data recorded on the information recording surface. Possible and optical signal readings are possible, resulting in good uniform hi-fi reproduction characteristics.

The data recorded on such a compact disc includes a synchronization signal, and blocks from the synchronization signal to the subsequent synchronization signal are called frames. Each frame is recorded with a subcode including control information and various service information including a synchronization signal (frame synchronization signal) indicating the head of the frame, followed by an audio signal and an error correction signal. Eight channels of P / Q / R / S / T / U / V / W exist in the subcode, and in compact disc digital audio (CDDA), song number, The index number, the playing time of the song, the running time from the beginning of the program, and the presence / absence of an audio signal are displayed.

Then, a compact disc graphics (CDG) having recorded still picture data (graphic data) recorded on the R-W channel of a subcode while using the format of the compact disc digital audio as described above and a CDG player for playing the CDG have been developed. In addition, high fidelity audio equivalent to compact disc digital audio can be obtained, and a graphic background screen and a subtitle screen can be displayed through a display device such as a television screen or a monitor. To meet.

In recent years, A / V devices have been developed by combining audio and video media to provide better reproduction of audio and video signals while matching the functions of the media. The development of a videotape recorder and a combination of the above-described CDG player are underway. The combined product includes a playback operation of a videotape, a recording operation of a television broadcast signal through a tuner, an external input signal, for example, a signal input from a camcorder. The recording operation, the CDG playback operation, and the video and audio signals recorded from the CDG can be controlled by one control input unit, which is convenient.

However, in such a CDG player and a VCR composite product, it is desired that a fluorescent display panel for displaying a given function is unified so that a display of a currently performed or newly selected function is possible, and in addition to graphics played on a CDG disc, It is desired to display, by OSD processing, a function displayed on the fluorescent display panel in an image output device such as a monitor provided in a VCR or a television.

Accordingly, the present invention has been made in view of the above-described circumstances, and a single fluorescent display panel for displaying function control in a CDG player and a VCR composite product is used. Its purpose is to provide a function display control device for a CDG player and a VCR combination product to display the screen by OSD processing the function while effectively identifying and controlling the function by using a dedicated function and a common function of a CDG player and a VCR. .

In order to achieve the above object, according to a preferred example of the present invention, the data recorded on the CDG disc is optically read under the control of the control means according to the CDG reproduction input signal of the function control input means, and the read RF signal is amplified. A CDG player medium which decodes graphic data obtained by digital signal processing in the digital signal processing circuit unit in a CDG decoder and reproduces an audio signal while outputting a composite image to a monitor through an RGB encoder; By reading and amplifying the data recorded on the video tape under the control of the control unit according to the reproduction and recording input signal of the function control input unit, the composite image signal is output to the monitor through the video signal processing circuit unit or from the tuner. A composite product of a CDG player and a VCR having a composite of a VCR medium for recording a television video signal or a composite video signal input to an external input terminal on a video tape via the video signal processing circuit unit; The type of media to be controlled currently is determined on the basis of the input control contents from the function control input means for providing an input for controlling a function given to the composite product of the CDG player and the VCR, and the determined operating state of the medium. Determine and generate display data for driving the display device for displaying the function of the corresponding medium, and display the generated display data on the fluorescent display panel by the fluorescent display panel driving means through the program switch means. A function display control apparatus of a CDG player and a VCR composite product is provided, wherein the function control content is OSD processed by the OSD processing means.

According to a preferred embodiment of the present invention, the data storage means comprises a CDG player dedicated function display data area, an area in which the common function display data of the CDG player and the VCR are recorded, and an area in which the VCR dedicated function display data is recorded. .

Preferably, the program switch means is a switch that is switched by the control means and programmatically connected to each data storage area of the data storage means.

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

1 is a block diagram of a CDG player and a VCR composite product according to the present invention, wherein reference numeral D denotes a CDG disc to be played by the CDG player, and reference numeral 11 denotes a control unit to be described later for normal playback of the CDG disc D. A spindle motor for rotating the CDG disc D under constant control at a constant speed, where 12 is an optical pickup device for reading information from the CDG disc D at constant speed, and 13 is read by the optical pickup device 12; A digital signal processing unit for digitally processing the information from the CDG disc D, 14 denotes a data conversion unit for converting the digital signal processed information into an analog signal. 15 and 16 are low-pass filters for low-pass filtering the audio signal of the analog-converted information by the data converter 14 for each of the L and R channels, and 17 are the low-pass filters 15 and 16, respectively. A first audio switching element for selectively outputting the low pass filtered L channel and R channel audio signals under the control of a controller to be described later, and 18 and 19 input audio signals switched for each channel during video flexible training, for example. 20 and 21 represent buffers that buffer the audio signals mixed by the mixing units 18 and 19 and then provide them as audio output signals Aout of the L and R channels.

22 denotes a CDG decoder which decodes a subcode included in the digital signal processed by the digital signal processor 13, 23 denotes an RMA which temporarily stores data decoded by the CDG decoder 22, and 24 Denotes an RGB encoder that encodes the CDG data decoded by the CDG decoder 22 into an RGB composite video signal for screen display.

25 shows a first video switching element for switching the video signal applied from a video source (e.g., TV or VCR, etc.) to the CDG decoder 22 under the control of a control unit, and 26 is a CDG player. The microphone for inputting the audio signal during the image flexible training, 27 is a low pass filter to remove noise components by low pass filtering the audio signal applied from the microphone 26, 28 is passed through the low pass filter 27 An amplifier for amplifying the speech signal, 29 denotes an echo processor for echo processing the amplified speech signal, and 30 denotes an amplifier for amplifying the echo processed speech signal and applying the same to the mixers 18 and 19. Further, 31 is a second video switching output element for switching output of a video signal from a VCR or a superimposed signal of a graphic signal played by a CDG player and a video signal provided by a VCR under the control of a control unit; An OSD processing unit for inserting text information by OSD processing under the control of the control unit for the video signal output from the video switching output element 31. Preferably, the OSD processing section 32, as described below, dedicated functions assigned to the CDG player and the VCR, and functions commonly assigned to the CDG player and the VCR (e.g., power ON display, playback, stop, OSD processing is performed to insert the current time into the video signal so that the current function is displayed on the screen.

According to the signal processing system of the VCR medium, 33 denotes an RF modulator for modulating a television signal received through an antenna ANT, and 34 denotes an image of an RF signal modulated by the RF modulator 33. A terminal for applying to the apparatus, 35 is a tuner which performs tuning of a specific channel under the control of a control unit described later on the RF signal modulated by the RF modulator 33, and 36 is a tuner of the channel tuned by the tuner 35. An IF module for converting and detecting broadcast signals by intermediate frequency conversion, and 37 denotes a third video switching output for switching output of graphic data reproduced in the CDG player and a video signal reproduced and provided in a video CD (not shown). Element 38 is a video signal switched by the third video switching output element 37 or a television video signal applied by the IF module 36, A fourth video switching output device for switching any one video signal under the control of a controller among the line video signals input through the sub-terminal 46, and 39 is a video signal switched and output from the fourth video switching output device 38. A video processor which processes a video signal to be recorded on a VCR tape or processes a video signal reproduced on the VCR tape and transmits the video signal to the second video switching output device 31. The output of the fourth video switching output device 38 is output. And a reproducing processor 39b for reproducing the video signal reproduced on the video tape.

In addition, 40 denotes a video signal provided by the recording processing unit 39a of the video processor 39 on the videotape through the video head 41 or a video signal read out on the videotape by the video head 41. Denotes a video preamplifier provided to the video processor 39.

An audio signal 42 is read on the video tape by the switching operation of the switching element 17 by processing the audio signal on the video tape reproduced by the audio head 42a and applying it to the first audio switching output element 17. The audio signal from the CDG disc (D) through the low pass filter (15, 16) or the television broadcast signal or the audio signal input through the external terminal (47) to the second audio switching output element ( When the switching output is applied at 44 and then applied to the mixing unit 43, the audio signal and / or the audio signal of the microphone 26 are mixed at the mixing unit 43 to the recording signal amplifier 45. Represents an audio processor capable of recording on videotape at amplified levels.

Reference numeral 48 denotes a control unit for controlling the overall functions of the CDG player and the VCR combination product according to the present invention, and 49 denotes, for example, the front of the combination product for inputting integrated control functions of the CDG player and the VCR combination product. It shows a function control input composed of a remote control device such as a equipped control panel or a remote control.

2 is an exemplary view illustrating a control panel 49 formed on a front surface of a CDG player and a VCR composite product having the above-described block configuration, and 50 is a disc tray formed to load / unload the CDG disc D. 51 indicates a function button portion for reproducing the CDG disc D, and the function button portion 51 has a button for controlling ejection / mounting of the disc tray (not shown). (51a) and button 51b for fast track transfer of information tracks recorded on the CDG disc (D) or fast track transfer of the optical pickup 12, and playback or pause of the CDG disc (D). And a button 51d for backward jump / reverse high-speed transfer for one track for track designation of the CDG disc D. The control panel 49 also includes a power switch 52 for turning on / off the power of the composite medium and a remote control receiver 53 for receiving a remote control signal from the remote control.

In addition, 54 denotes a tape insertion port for loading / unloading a video tape, and 55 denotes a function control unit for reproducing the video tape. The function control unit 55 selects a broadcast signal upon reservation recording by the VCR. A channel up / down button 55a for fastening, and buttons 55b, 55c, 55d for fast forwarding, playing, and rewinding the video, while the recording button 555e for the recorder and the ejection or stop of the video tape It comprises a button 55f for. 56 shows a button for synchronous recording to record graphic information and audio signals played on a CDG system in a CDG player and VCR composite media on a videotape, and 57 shows a button for editing a videotape. Denotes a function button for superimposing the CDG data and the external video signal.

In addition, 59 denotes a function control unit for image flexible training by the CDP, and the function control unit 59 is a headphone jack 59c for connecting a microphone jack 59a, 59b for inputting an audio signal and a headphone. And a volume controller 59c, 59e for controlling the level of the input voice of the microphone, and a volume controller 59f for adjusting the level of the output voice to the headphones. In addition, the above-described respective function control buttons are similarly provided for the remote controller shown in FIG. 1, and are configured to control the functions of the composite media of the CDG player and the VCR.

60 shows a fluorescent display panel for the function control display of the CDG player and VCR composite product of the present invention, the fluorescent display panel 60 is a function of the CDG player or VCR as shown in FIG. In the case of control, it is configured to make a visual display of the control item.

That is, the fluorescent display panel 60 shown in FIG. 3 is connected to a plurality of grids (for example, ten grids; 1G to 10G) in the row direction, and to the control lines (not shown) of approximately 11 lines in the column direction. When the control voltage of the controller 48 is applied in the row direction and the column direction, the corresponding symbol is driven to display the current state of the composite product.

FIG. 4 is a block diagram for controlling the driving of the fluorescent display panel 60 shown in FIG. 3 and the OSD processing for displaying the current function by the OSD processing unit 32. FIG. The illustrated function control input unit 49 is connected with a control unit 48 for receiving a function signal set from the function control input unit 49 to control execution of a corresponding function, and controlling the display of the function. The control unit 48 has a dedicated function of the CDG player (e.g., display 60a of the CDG function, display 60b of the disc tray ejection / retraction function) for the fluorescent display panel 60 shown in FIG. Data for display control, data for display control of dedicated functions (e.g., VCR functions 60i, 60j, recording function display 60k, videotape display, ..., etc.) assigned to the VCR; Features common to both CDG players and VCRs (e.g. current timetable 60h, the data storage unit 62, in which data for controlling display and playback of the CDG disc D or videotape, rewinding / rewinding (or checking a track), and pausing 60d to 60f, ... is connected. do.

In addition, the controller 48 is connected to a fluorescent display panel driver 63 for driving the fluorescent display panel 60 of FIG. 3 by judging a function input from the function control input unit 49. An OSD processing unit 32 is connected to OSD-process the function of driving display on the display panel 60 to generate screen display data.

Further, between the control section 48 and the data storage section 62, CDG player-specific function display data stored in the data storage section 62 in accordance with the function control data input from the function control input section 49, A program switch 64 for outputting the common function display data and the VCR dedicated function display data of the CDG player and the VCR under the control of the control unit 48 is interposed, and the OSO processing unit 32 displays the screen based on the function display data. The OSD data storage section 65 in which display OSD text data is stored is connected.

As shown in FIG. 5, the control data storage unit 62 provides a CDG dedicated function, a VCR dedicated function, and a CDG player and a VCR in a CDG player and a VCR composite product. And a plurality of areas in which data for display control of the print function is separately recorded. That is, the control data storage unit 62 is a 'CDG' function dedicated to the CDG player in the fluorescent display panel 60 shown in FIG. A data area 62a for controlling the display of functions dedicated to the CDG player, such as data for display 60a control and data for displaying the disc mounting state; Displays functions commonly applied to CDG players and VCRs, such as data for power ON indication 60c, playback of CDG discs or video tapes, rewinding / rewinding (or track jumping), and pausing (60d to 60f). To display data for CDG discs and a function display for superimposing the TV or external video signal (60g), to control the playback of CDG discs or the time reservation function on the videotape and to display the current time (60h). A data area 62b in which data and the like are recorded; For example, a data area 62c for recording VCR function display (60i, 60j) data, recording function display (60k) data, audio dubbing display (60l) data, video tape mounting indication (60m) data, and the like dedicated to the VCR. It is configured to include.

Next, a function display control method in a CDG player and a VCR composite product according to the present invention will be described in detail.

First, when the power ON signal of the CDG player and the VCR complex medium is input from the control function input unit 49, the control unit 48 displays the power ON display 60c recorded in the data storage area 62b of the data storage unit 62. ) The data is read through the program switch 64b and applied to the OSD processor 32 and the fluorescent display panel driver 63. Accordingly, the OSD processor 32 stores the OSD text stored in the OSD data storage 65. The OSD character data is generated based on the data, while the fluorescent display panel driver 63 drives and displays the power source 'POWER' 60c shown in FIG. Thereafter, the control unit 48 waits for the subsequent function input data from the control function input unit 49, and when a function control input for the CDG player is received, the control unit 48 analyzes the received function input data and is a function for the CDG player. For example, the operation of the disc tray eject / mount button 51a for ejecting / retracting the disc tray, or the buttons 51b and 51d for track jumping or the button 51c for playback when the CDG disc D is mounted. If the input of any one of the above function buttons is present, it is determined whether the input function is a dedicated function of the CDG player or a common function with the VCR. The storage unit 62 accesses the data storage areas 62a and 62b in which the display data of the corresponding function is recorded, and processes the accessed data through the program switches 64a and 64b. (23) and the fluorescent display panel driver 63 to display the corresponding function on the fluorescent display panel 60 on the screen and the fluorescent display panel 60, and control data for performing the corresponding control. Outputs and sets each of the audio / video switching output elements 17, 25, 31, 37, 38, 44 described in FIG. 1 to the playback signal processing path side of the CDG disc D by the CDG player, while corresponding operation is performed. In the CDG player, the RF signal read by the optical pickup device 12 from the CDG disc D, which is rotated at constant speed by the spindle motor 11 in accordance with the configuration shown in FIG. The audio signal is processed by the signal processor 13, and the analog signal is converted by the digital-to-analog converter 14 and then passed through the CDG path formed by the first audio switching output element 17 through the low pass filters 15 and 16. Mixing section ( 18, 19 and buffers 20, 21 are output as audio output signals Aout. The CDG code processed by the digital signal processor 13 is decoded by the CDG decoder 22 to encode a composite video signal for display on the RGB encoder 24, and the composite video signal is switched to the CDG player. The video output switching element 31 and the OSD circuit 32 are output as video (graphic) signals.

On the other hand, the function to be changed during the play of the CDG disc D is properly performed under the control of the controller 48, while the function to be changed is similar to the above-described process with respect to the data storage unit 62. By controlling the program switch 64, display of the screen and display control on the fluorescent display panel 60 are performed.

When the function from the control input unit 49 is related to the control of the VCR, the control unit 48 stores display control data corresponding to the function in the VCR dedicated data storage area 62c. In operation, the OSD processing unit 32 and the fluorescent display panel driver 63 are driven through the program switch 64c to display and control the corresponding functions on the fluorescent display panel 60 of FIG. In this state, if a function relating to videotape playback in the VCR is selected, the control section 48 sends control signals for playback of the videotape to each audio / video switching output element (17, 25, 31, 38, 44). The video signal reproduced from the video tape by the video head 41 and the audio head 42a is supplied to the video preamplifier. While being reproduced by the playback processor 39b of the 40 and the video processor 39, and then output as a video signal Vout via the video switching output element 31 and the OSD circuit 32 routed to the VCR side, The audio signal from the video tape reproduced by the audio head 42a is applied to the audio processor 42, the mixer 43, and the first audio switching output element 17, and the first audio switching output element 17 is provided. After passing through, the mixer 18, 19 and the buffers 20, 21 are output as audio signals Aout.

On the other hand, if there is an input from the control function input unit 49, for example, during stop, rewind or forward or discharge during such a playback operation, the controller 48 determines whether the input is capable of displaying the function in common with the CDG player. In this case, access the common data storage area 62b of the data storage unit 62 to read data for display of the corresponding function, and then control the OSD processing unit 32 and the fluorescent display panel driving unit 63 to display the screen. And a corresponding function on the fluorescent display panel 60 shown in FIG.

In addition, the audio video and graphic signals reproduced from the CDG disc (D) by the CDG player are recorded on the video tape by the VCR or the line video / audio signals input through the external input terminals 46 and 47 are videotape. In the case of recording on a video signal or when a corresponding input from the function control input section 49 exists to record a television broadcast signal, the control section 48 controls the respective audio / video switching output elements 17, 25, 37, A control signal for controlling the paths of the paths 38 and 44 is output to form a path to perform a corresponding function. That is, when the audio signal and the graphic signal reproduced from the CDG disc D are recorded on the video tape by the CDG player, the audio signal is fed through the mixer 43 and the recording signal amplifier through the audio switching element 44. 45 is applied to the audio head and recorded on the video tape, while the graphic signal is transmitted through the video processing amplifier 39a of the video player 39 through the switching elements 25, 37, 38. It is amplified at 40 and then recorded on the videotape by videohead 41.

On the other hand, in the case of recording a television broadcast signal on a video tape by a reservation function, if the channel and the reserved recording time are set from the function control input unit 49, the control unit 48 sets the channel and the reserved recording time, for example, internal RAM. As the common function of the CDG player and the VCR in the stored state, the time display data is read from the data storage area 62b of the data storage unit 62, and the time displayed by the soft timer is displayed on the OSD processing unit 32. The display voltage is displayed on the time display area 60h of the fluorescent display panel 60, and when the reserved recording time arrives, the preset voltage is tuned to the fraud tuner 35 to tune the reserved channel. The tuning operation is executed by providing. The broadcast signal tuned by the tuner 35 is processed through the IF module 36, and the video signal is processed by the recording processing unit 39a of the video processor 39 via the switching element 38, and then the video transposed. Amplified by the amplifier 40 is applied to the video head 41 to be recorded on the video tape, the audio signal from the IF module 36 is the audio via the switching element 44 and the recording signal amplifier 45 It is applied to the head 42a and recorded on the video tape.

In addition, when a function for performing an image flexible exercise function using a CDG player and / or a VCR is selected, the audio signal input through the microphone 26 may be a low pass filter 27, an amplifier 28, an echo processor. (29) and an amplifier (30), which are provided to the mixers (18, 19) and mixed with the audio signal reproduced on the CDG disc (D) by the CDG player, and then the audio signal (Aout) via the buffer (20, 21). Is output as On the other hand, in the case where the audio signal is recorded on the video tape, the audio signal amplified by the amplifier 30 is applied to the audio head 42a through the mixer 43 and the recording signal amplifier 43 so as to record the video tape. In this case, as a background image, as described above, a graphic signal reproduced on the CDG disc D under the control of the control unit 48 is processed by the recording processing unit 39a of the video processor 39 to generate a video head ( 41, which can be recorded on the videotape; otherwise, the control unit 48 controls the video signal output from the IF module 36 to be recorded as a background image so that the television video signal is switched. And the video processing unit 39a of the video processor 39 to process the video signal, and then record the video signal on the video tape by the video head 41. In this case, the control unit 48 reads out VCR dedicated recording display data stored in the data storage area 62b of the data storage unit 62 when recording on a video tape using a certain video signal. The fluorescent display panel 60 displays the 'REC' function 60k. In addition, audio and video signals input through the external input terminals 46 and 47 may be recorded on the video tape in a form controlled by the controller 48.

As described above, according to the functional display control apparatus of the CDG player and the VCR composite product according to the present invention, the data storage device is a function that is currently executed or selected for the fluorescent display panel provided on the CDG player and the VCR composite medium. The CDG player and the VCR can be accessed by accessing the corresponding function based on the function control input with the CDG dedicated function, the VCR dedicated function, and the common function of the CDG player and the VCR. The identification and operation of the fluorescent display panel in the medium and the efficient use of the display and the display of the function currently being controlled are made possible to identify the operation state.

Claims (3)

According to the CDG reproduction input signal of the function control input means 49, the data recorded on the CDG disc D is optically read, the read RF signal is amplified, and then the digital signal processing means 13 performs digital signal processing. A CDG player medium which decodes the obtained graphic data by the CDG decoder 22 and then reproduces an audio signal while outputting a composite video through the RGB encoder 24; Read and amplify the data recorded on the video tape according to the reproduction and recording input signals of the function control input means 49 to output a composite video signal through the video signal processing means 39 or from the tuner 36. In a combination product of a CDG player and a VCR having a composite of a VCR medium for recording a television video signal or a composite video signal input from external input terminals 46 and 47 on a video tape via the video signal processing means 39; Control means 48 for judging a medium corresponding to a function input from said function control input means 39 and outputting function display control data; and data storage means 62 for storing function display data of said composite medium; Program switch means 64 for forming an output path of the function display data of the data storage means 62 in response to the function control input from the function control input means 39 under the control of the control means 48, And functional display means (32, 60, 63, 65) for performing a screen display and a function display on the fluorescent display panel based on the function display control data input via the program switch means (64). Function display control device for CDG player and VCR combination product. The data storage means (62) according to claim 1, wherein the data storage means (62) records a CDG player dedicated function display data area (62a), an area (62b) in which common function display data of a CDG player and a VCR are recorded, and VCR dedicated function display data is recorded. And a functional display control device for a CDG player and a VCR composite product, each of which includes an area 62c. 3. The apparatus according to claim 1 or 2, wherein said program switch means (64) is switched by said control means (48) to program in each data storage area (62a, 62b, 62c) of said data storage means (62). Functional display control device for a CDG player and a VCR composite product, characterized in that the switch is connected to.