JPH0830497A - Digital data recording / reproducing device - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] To provide a digital data recording / reproducing apparatus capable of reproducing digital data recorded in the form of a file in an external storage device of a computer successively without giving the file name. [Structure] A file name setting device 11 for setting a file name of a first file for storing input data, and a first writing device 12 for writing the input data in the first file.
A second writing device 13 for writing the file name of the first file to a second file having a predetermined name; a storage device 14 for storing the first file and the second file; A first reading device 15 for reading a character string written in a second file stored in the device 14, and a storage device for storing data of a file having the file name with the read character string as a file name. 14
And a second reading device 16 for reading from.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a music / video recording / reproducing apparatus using an external storage device (hard disk, floppy disk, semiconductor memory card, etc.) of a computer as a recording medium.

[0002]

2. Description of the Related Art In recent years, due to improvements in computer computing speed and increases in storage capacity of external storage devices, it has become possible to record music and video data in the external storage devices using a computer. There is. When a computer is used to record music or video data in the external storage device, naturally, the data has a file name like other types of data (eg, word processor document data, CAD design data, etc.). Will be managed. That is, when reproducing the recorded data, the data is read from the external storage device by using the file name in which the data is stored as an index.

[0003]

However, in the above method, the reproducing side needs a device for inputting the file name in which the data is stored, and it takes time and effort for the user to input the file name. In particular, in the case of a reproducing apparatus for enjoying music, since there are many files to be reproduced, it is troublesome to input a file name.

However, for the purpose of enjoying music, the user only has to sequentially reproduce the recorded data, and does not need to input the file name one by one to select the data.

The digital data recording / reproducing apparatus of the present invention is
In view of such a problem, it is an object of the present invention to provide a digital data recording / reproducing device capable of reproducing digital data recorded in the form of a file in an external storage device of a computer successively without giving the file name.

[0006]

In order to achieve the above object, a digital data recording / reproducing apparatus of the present invention comprises a file name setting apparatus for setting a file name of a first file for storing input data, The input data is the first
First writing device for writing to the file, a second writing device for writing the file name of the first file to a second file having a predetermined name, and the first file And a storage device for storing the second file, a first reading device for reading the character string written in the second file stored in the storage device, and the reading device. A second reading device for reading the data of the file having the file name with the created character string from the storage device is configured.

[0007]

According to the present invention, according to the above configuration, in the recording process,
First, the file name setting device sets the file name of the first file that stores the input data.
Next, the input data is written to the first file by the first writing device, and the file is stored in the storage device. Further, the second writing device writes the file name of the first file in the second file having a predetermined name, and stores the file in the storage device.

In the reproducing process, the character string written in the second file is first read from the storage device by the first reading device. Next, the second reading device reads the data of the file having the file name with the read character string as the file name from the storage device. By doing this,
On the reproducing side, the input data can be read from the file without manually inputting the file name storing the input data.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A digital data recording / reproducing apparatus according to an embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing the arrangement of a digital data recording / reproducing apparatus according to the first embodiment of the present invention. In FIG. 1, 11 is a first for storing input data.
A file name setting device for setting the file name of the file, 12 is a first writing device for writing the input data in the first file, and 13 is a file name of the first file, A second writing device for writing to a second file having a predetermined name, 14 is a storage device for storing the first file and the second file, and 15 is a second file. A first reading device 16 for reading the written character string is a second reading device 16 for reading the data of the file having the file name with the read character string as a file name. .

FIG. 2 shows an example of a file name set by the file name setting device 11 shown in FIG.

FIG. 3 shows the state of files inside the storage device 14 when the recording process is completed. In FIG. 3, reference numeral 31 represents a first file in which input data is stored, and 32 represents a second file in which the file name of the first file is stored. Here, the file name of the first file is the file name set by the file name setting device 11 shown in FIG. 2, and the file name of the second file is "fixedFileN".
It has a predetermined file name "ame".

The operation of the digital data recording / reproducing apparatus configured as described above will be described below with reference to FIGS. 1 to 3.

In FIG. 1, first, the file name setting device 11 sets a file name having a unique (unique) name. In this example, the file name setting device 11 has a built-in clock (for example, counting by a counter), and the file name is composed of a character string containing the current time. FIG. 2 shows an example thereof.
The file name shown in FIG. 2 contains 1 am on March 31, 1994.
It is "AM1108Mar31.94" which is a name including that it was created at 1:08. By setting such a file name, the file name will always be unique. Of course, here, it is necessary to assume that multiple files will not be created within one minute, but if such an assumption cannot be taken, it is sufficient to include up to the second digit, for example, in the file. . In this example, a unique file name was set by including the time in the file name.
Any other method may be used as long as it is a method of setting a unique file name.

Thus, in the file name setting device 11,
After the file name having the unique name is set, the first writing device 12 writes the input data to the first file having the file name "AM1108Mar31.94" set as described above, and writes the file. It is stored in the storage device 14.

Next, the second writing device 13 writes the above file name into a second file having a predetermined name and stores the file in the storage device 14.

FIG. 3 shows a state in which the first and second files thus generated are stored in the storage device 14. Reference numeral 31 represents a first file in which the input data is written, 32 represents a second file in which the file name of the first file is written, and the file name of the first file is as shown in FIG. The file name “AM11” set by the file name setting device 11 shown in
08Mar31.94 ”, and the file name of the second file is a predetermined file name of“ fixedFileName ”. The second file is the file of the first file. The character string “AM1108Mar31.94”, which is the name, is written in. The recording process is performed as described above.

Next, the reproducing process will be described. First,
The first reading device 15 reads the character string written in the second file into the storage device 14 in which the first and second files are stored. Here, the file name of the second file is “fixedF
Since the predetermined file name "ileName" is determined, the first reading device 15 can access the second file. In this example,
The second file contains "AM1108Mar31.
Since the character string "94" is written,
The reading device 15 reads the character string.

Next, the second reading device 16 reads the data of the file having the file name with the read character string as the file name. In other words, the file name is "A
Since a file such as M1108Mar31.94 ″ is accessed and the data is read out, the reproducing side can access the file without manually inputting the file name storing the input data.

As described above, according to the present embodiment, the file name setting device for setting the file name of the first file for storing the input data, and the writing of the input data in the first file A first writing device of
A second writing device for writing the file name of the first file to a second file having a predetermined name; a storage device for storing the first file and the second file; A first reading device for reading a character string written in the second file stored in the storage device, and data of a file having the file name with the read character string as a file name And a second reading device for reading from the storage device. In the recording process, first, the file name setting device sets the file name of the first file for storing the input data, Next, the first writing device writes the input data into a first file, stores the file in the storage device, and further writes a second writing device. Therefore, the file name of the first file is written in a second file having a predetermined name, the file is stored in the storage device, and in reproduction processing, first, the first reading device is used. ,
The character string written in the second file is read, and then the second reading device reads the data of the file having the file name with the read character string as the file name. By doing so, the reproducing side can read the input data from the file without manually inputting the file name in which the input data is stored.

A digital data recording / reproducing apparatus according to the second embodiment of the present invention will be described below with reference to the drawings.

FIG. 4 is a block diagram showing the arrangement of a digital data recording / reproducing apparatus according to the second embodiment of the present invention. In FIG. 4, 41 is a first for storing input data.
File name setting device for setting the file name of the file, 42 is a first writing device for writing the input data in the first file, and 43 is the file name of the first file, A second writing device for writing to a second file having a predetermined name, 44 is a storage device for storing the first file and the second file, and 45 is a second file. A first reading device for reading the written character string, 46 is a second reading device for reading the data of the file of the file name with the read character string as a file name The above is the same as in the first embodiment. The present embodiment is different from the first embodiment in that a keyboard 47 for arbitrarily inputting the file name of the first file from the outside is provided.

FIG. 5 shows how the character string input from the keyboard 47 is set as a file name by the file name setting device 41.

FIG. 6 shows the state of files inside the storage device 44 when the recording process is completed. In FIG. 6, 61 represents a first file in which input data is stored, and 62 represents a second file in which the file name of the first file is stored. Here, the file name of the first file is the file name set by the file name setting device 41 shown in FIG. 5, and the file name of the second file is “fixedFileName”.
It has a predetermined file name "e".

The operation of the digital data recording / reproducing apparatus configured as described above will be described below with reference to FIGS. 4 to 6.

In FIG. 4, first, the file name setting device 41 sets a character string input from the keyboard 47 as a file name. In this example, keyboard 4
The user inputs a character string “SEIKO.1” from No. 7 and the character string is set as a file name by the file name setting device 41.

As described above, after the file name is set by the file name setting device 41, the input data is set as described above by the first writing device 42.
SEIKO. The first file having the file name "1" is written, and the file is stored in the storage device 44.

Next, the second writing device 43 writes the file name in a second file having a predetermined name, and stores the file in the storage device 44.

FIG. 6 shows how the first and second files thus generated are stored in the storage device 44. Reference numeral 61 represents a first file in which the input data is written, 62 represents a second file in which the file name of the first file is written, and the file name of the first file is as shown in FIG. The file name “SEI set by the file name setting device 41 shown in FIG.
KO. 1 ”, and the file name of the second file is a predetermined file name of“ fixedFileName ”. Further, the second file has the same file name as the first file. There is "SE
IKO. The character string "1" is written. The recording process is performed as described above.

Next, the reproducing process will be described. First,
The first reading device 45 reads the character string written in the second file into the storage device 44 in which the first and second files are stored. Here, the file name of the second file is “fixedF
Since the predetermined file name "ileName" is determined, the first reading device 45 can access the second file. In this example,
Since the character string "SEIKO.1" is written in the second file, the first reading device 45
Reads the above character string.

Next, the second reading device 46 reads the data of the file having the file name with the read character string as the file name. In other words, the file name is "S
EIKO. Since a file such as "1" is accessed and its data is read, the reproducing side can access the file without manually inputting the file name in which the input data is stored.

As described above, according to this embodiment, the keyboard for inputting an arbitrary character string from the outside and the character string input from the keyboard are stored in the first file storing the input data. A file name setting device for setting as a file name, a first writing device for writing the input data in the first file, and a file name of the first file are predetermined. A second writing device for writing in a second file, a storage device for storing the first file and the second file, and a second file stored in the storage device. A first reading device for reading a character string and data of a file having the file name with the read character string as a file name is read from the storage device. And a second readout unit for, in the recording process, first, using the keyboard,
An arbitrary character string is input from the outside, and the character string input as described above is set as the file name of the first file storing the input data by the file name setting device. One writing device writes the input data in a first file, stores the file in the storage device, and further uses a second writing device to predetermine the file name of the first file. Stored in the storage device, and in the reproducing process, first, the character string written in the second file is read by the first reading device. Then, the second reading device may read the data of the file having the file name with the read character string as the file name. Accordingly, the file name input arbitrarily recording side without entering manually the reproduction side, it becomes possible to from the file read out the input data.

A digital data recording / reproducing apparatus according to the third embodiment of the present invention will be described below with reference to the drawings.

FIG. 7 is a block diagram showing the arrangement of a digital data recording / reproducing apparatus according to the third embodiment of the present invention. In FIG. 7, reference numeral 71 denotes a first storing input data.
File name setting device for setting the file name of the file, 72 is a first writing device for writing the input data to the first file, and 73 is the file name of the first file, A second writing device for writing to a second file having a predetermined name, 74 is a storage device for storing the first file and the second file, and 75 is a second file. A first reading device for reading the written character string, and 76 is a second reading device for reading the data of the file having the file name with the read character string as a file name. The above is the same as that of the first embodiment already described. This embodiment is the first
The difference from the embodiment is that a compression encoding device 77 for compressing and encoding input data and a decoding device 78 for decoding the data read from the first file are provided.

The operation of the digital data recording / reproducing apparatus configured as described above will be described below with reference to FIG.

In FIG. 7, first, the file name setting device 71 sets the file name of the first file. The method is the same as that shown in the first embodiment. After the file name is set by the file name setting device 71, the first writing device 72 writes the data in the first file having the file name set as described above, but in the present embodiment, The data to be written is characterized in that the input signal is compression encoded by the compression encoding device 77. Subsequent processing on the recording side is similar to that of the first embodiment, and therefore its explanation is omitted.

Next, the reproducing process will be described. The process of reading the character string written in the second file stored in the storage device 74 and reading the data of the file having the file name with the read character string as the file name is the first process. This is similar to the first embodiment. In this embodiment, the data thus read out is sent to the decoding device 78, and the decoding device 78 decodes the received data and outputs it.

As described above, according to the present embodiment, the file name setting device for setting the file name of the first file for storing the input data, and the compression coding for compressing and coding the input data. A device 77, a first writing device for writing the compressed and encoded data into the first file, and a file name of the first file,
A second writing device for writing to a second file having a predetermined name, a storage device for storing the first file and the second file, and a second storage device stored in the storage device. And a first reading device for reading the character string written in the file, and a first reading device for reading the data of the file of the file name from the storage device with the read character string as the file name. Two
Reading device and a decoding device 78 for decoding the read data. In the recording process, first, the first file for storing the input data by the file name setting device. Of the input data, the data obtained by compression-encoding the input data by the compression-encoding device is written into the first file by the first writing device, and the file is stored in the storage device. Further, the second writing device writes the file name of the first file into a second file having a predetermined name, stores the file in the storage device, and in the reproducing process, first, The character string written in the second file is read by the first reading device, and then the character string written by the second reading device is read by the second reading device. The read character string is used as a file name to read the data of the file having the file name, and the read data is decrypted by the decryption device to store the input data on the reproducing side. The input data can be read from the file without manually inputting the file name, and since the compression-encoded data is stored in the storage device, large-scale data can also be stored. .

A digital data recording / reproducing apparatus according to the fourth embodiment of the present invention will be described below with reference to the drawings.

The block diagram showing the configuration of the fourth embodiment of the present invention is the same as the block diagram (FIG. 1) shown in the first embodiment. The operation of the digital data recording / reproducing apparatus having such a configuration will be described below with reference to FIG.
This will be described with reference to FIGS. 3 and 8. In this embodiment, an operation when recording / reproducing a plurality of files is shown.

FIG. 3 shows the state of the storage device 14 when the input data for one file is written in the first embodiment. When writing the input data for another file in the storage device 14 in such a state,
Do the following:

First, the file name setting device 11 sets a unique file name. The method is first
Is the same as that shown in the embodiment. Here, "PM
It is assumed that the file name “0215Apr03.94” is set.

After the file name setting device 11 sets such a file name, the first writing device 12
Then, set the above input data to "PM0
215Apr03.94 ″ is written to the file and the file is stored in the storage device 14.

Next, the second writing device 13 renames the above file name with "fixedFileName" in advance.
The file is stored in the storage device 14 as described above. At this time above
The character string "AM1108Mar31.94" has already been written to the file "fixedFileName", but here, the character string "PM0215Apr03.94" is newly added while the character string is retained. Write.

FIG. 8 shows how the file group thus generated is stored in the storage device 14. 81 is a data file already stored, 8
2 is the data file stored this time, 83 is the above 2
The file names of the two files represent the written files. Here, "fixedFileName"
The files "AM1108Mar31.94" and "PM" represent the names of the above two data files.
The character string "0215Apr03.94" is written. The recording process is performed as described above.

Next, the reproducing process will be described. First,
For the storage device 14, the first reading device 15
The file "fixedFileName" is accessed and the character string written therein is read. Here, since the "fixedFileName" file name is determined in advance, the first reading device 15 You can access the file.
In this example, the second file contains "AM1108M.
ar31.94 "and" PM0215Apr03.94 "
Since the character string is written, the first reading device reads the character string.

Next, the second reading device 16 reads the data of the file having the file name with the read character string as the file name. In other words, the file name is "A
A file having M1108Mar31.94 "and a file having a file name of" PM0215Apr03.94 "are accessed to read the data. The order of the files read here is not particularly limited. It may be determined in advance such as the earliest time, the latest time, the alphabetical time, or the like.

With this configuration, the reproducing side can access the file without manually inputting the file name in which the input data is stored.

As described above, according to the present embodiment, the file name setting device for setting the file name of the first file for storing the input data, and the writing of the input data in the first file. A first writing device of
A second writing device for writing the file name of the first file to a second file having a predetermined name; a storage device for storing the first file and the second file; A first reading device for reading a character string written in the second file stored in the storage device, and data of a file having the file name with the read character string as a file name And a second reading device for reading from the storage device. In the recording process, first, the file name setting device sets the file name of the first file for storing the input data, and then Writing the input data to a first file by the first writing device and storing the file in the storage device;
Writing device writes the file name of the first file to a second file having a predetermined name, and stores the file in the storage device. At this time, the file is stored in the second file. When some file names are already written, those file names are retained and the file names set by the above file name setting device are newly written, and in the playback process,
First, the character string written in the second file is read by the first reading device, and then the read character string is used as a file name by the second reading device. The data of the file with the file name is read, but at this time, if some file names are described in the second file, by reading the files with those file names sequentially,
On the playback side, even when a plurality of input data are stored in the storage device, the above input data can be read from the file without manually inputting the file name in which the input data is stored. It will be possible.

A digital data recording / reproducing apparatus according to the fifth embodiment of the present invention will be described below with reference to the drawings.

FIG. 9 is a block diagram showing the arrangement of a digital data recording / reproducing apparatus according to the fifth embodiment of the present invention. In FIG. 9, reference numeral 91 denotes a first storage for input data.
A file name setting device for setting the file name of the file, 92 is a first writing device for writing the input data in the first file, and 93 is the file name of the first file, A second writing device for writing to a second file having a predetermined name, 94 is a storage device for storing the first file and the second file, and 95 is a second file. A first reading device 96 for reading the written character string, and a second reading device 96 for reading the data of the file having the file name with the read character string as a file name. The above is the same as the first embodiment. The present embodiment is different from the first embodiment in that a connector 97 is detachable between the first writing device 92 and the storage device 94 and between the second writing device 93 and the storage device 94. It is the point connected with.

With respect to the digital data recording / reproducing apparatus having such a configuration, the operation will be described below with reference to FIGS. 9 and 10.
Will be explained. In the configuration shown in FIG. 9, the process of recording the input data is the same as in the first embodiment.

FIG. 10 is a block diagram showing a configuration for performing processing on the reproducing side. This is a detachable connector 97 shown in FIG. 9 in which components necessary for processing on the recording side are separated. Since all the information required on the reproducing side is stored in the storage device, the processing on the reproducing side can be performed using only the constituent elements shown in FIG. 10 and using the method shown in the first embodiment.

As described above, according to this embodiment, the file name setting device for setting the file name of the first file for storing the input data, and the writing of the input data in the first file A first writing device of
A second writing device for writing the file name of the first file to a second file having a predetermined name; a storage device for storing the first file and the second file; A first reading device for reading a character string written in the second file stored in the storage device, and data of a file having the file name with the read character string as a file name A second reading device for reading data from the storage device, the first writing device and the storage device, and the second writing device and the storage device. And a connector for putting the connector into a state. When the connector is disconnected, the reproducing process is performed by the same process as that shown in the first embodiment. It is possible to achieve a more compact configuration.

A digital data recording / reproducing apparatus according to the sixth embodiment of the present invention will be described below with reference to the drawings.

FIG. 11 is a block diagram showing the arrangement of a digital data recording / reproducing apparatus according to the sixth embodiment of the present invention. In FIG. 11, 111 is a file name setting device for setting the file name of a first file that stores input data, and 112 is a first writing device for writing the input data in the first file. , 113
Is a second writing device for writing the file name of the first file to a second file having a predetermined name, and 114 stores the first file and the second file. The storage device 115 is the second
The first reading device 116 for reading the character string written in the file is a second reading device 116 for reading the data of the file having the file name with the read character string as the file name. This is a reading device, and the above is the same as that of the first embodiment. This embodiment differs from the first embodiment in that the first writing device 112 is used.
And the storage device 114, and the second writing device 1
A connector 11 in which the storage device 114 and the storage device 114 can be attached and detached.
7, the first reading device 115 and the storage device 114, and the second reading device 116 and the storage device 114 are connected by a detachable connector 118. .

With respect to the digital data recording / reproducing apparatus having such a configuration, the operation will be described below with reference to FIGS.
2 and FIG. 13 will be described.

FIG. 12 is a block diagram showing a configuration for performing processing on the recording side. This is a configuration in which components necessary for processing on the reproducing side are separated by a line of the detachable connector 118 in the configuration shown in FIG. The process of storing the input data in the storage device using the configuration of FIG. 12 is the same as that of the first embodiment, and the description thereof will be omitted.

FIG. 13 is a block diagram showing a configuration for performing processing on the reproducing side. This is a configuration in which components necessary for processing on the recording side are separated by a line of the detachable connector 117 in the configuration shown in FIG. Since all the information required on the reproducing side is stored in the storage device, the processing on the reproducing side can be performed using only the constituent elements shown in FIG. 13 and using the method shown in the first embodiment.

As described above, according to the present embodiment, the file name setting device for setting the file name of the first file for storing the input data, and the writing of the input data in the first file A first writing device of
A second writing device for writing the file name of the first file to a second file having a predetermined name; a storage device for storing the first file and the second file; A first reading device for reading a character string written in the second file stored in the storage device, and data of a file having the file name with the read character string as a file name A second reading device for reading the data from the storage device, a connection between the first writing device and the storage device, and a connection between the second writing device and the storage device. And a first connector for operating the first reading device and the storage device, and a second device for making the second reading device and the storage device detachable. 2 connectors With the second connector disconnected, a recording process is performed by the same process as that shown in the first embodiment, and with the first connector disconnected, the same as shown in the first embodiment. By carrying out the reproduction process by the process No. 1, both the recording side and the reproducing side are small in configuration, so that the size can be further reduced and the recording device can be replaced. Therefore, the recording / reproducing device using the package medium is possible. As the digital data recording / reproducing apparatus, the present invention can be used.

[0061]

As described above, the digital data recording / reproducing apparatus of the present invention has the file name setting device for setting the file name of the first file for storing the input data, and the input data for the first file. First writing device for writing to the file, a second writing device for writing the file name of the first file to a second file having a predetermined name, and the first file And a storage device for storing the second file, a first reading device for reading the character string written in the second file stored in the storage device, and the read device. A second reading device for reading the data of the file having the file name with the character string as the file name from the storage device, and in the recording process,
First, the file name setting device sets a file name of a first file for storing the input data, and then the first writing device writes the input data in the first file. A file is stored in the storage device, and further, the second writing device writes the file name of the first file to the second file having a predetermined name, and the file is stored in the storage device. In the reproduction process, first, the first reading device reads the character string written in the second file, and then the second reading device reads the character string. By reading the data of the file with the file name with the character string that is written as the file name, the file name in which the input data is stored is displayed on the playback side. Without entering the hands, it becomes possible to from the file read out the input data.

Further, by providing a keyboard for inputting an arbitrary character string from the outside and setting the character string input from the keyboard as the file name of the first file storing the input data, The input data can be read from the file without manually inputting the file name arbitrarily input on the recording side on the reproducing side.

Further, a compression encoding device for compression encoding the input data is provided, the compression encoded data is written to the first file, and the data read from the storage device is decoded. By providing the decoding device for, the reproducing side can read the input data from the file without manually inputting the file name in which the input data is stored, and
Since the compression encoded data is stored in the storage device,
Large-scale data can also be stored.

Further, in the recording process, first, the file name setting device sets the file name of the first file for storing the input data, and then the first writing device sets the input data. To a first file, store the file in the storage device, and write the file name of the first file to a second file having a predetermined name by the second writing device. , The file is stored in the storage device. At this time, if some file names are already described in the second file, the file name setting device retains those file names, and The set file name is newly written, and in the reproducing process, first, the second file is read by the first reading device. The character string written in is read, and then the second reading device reads the data of the file having the file name with the read character string as a file name. When some file names are described in the second file, the files having those file names are sequentially read out so that a plurality of input data are stored in the storage device on the reproducing side. Even in such a case, the input data can be read from the file without manually inputting the file name in which the input data is stored.

Further, a connector is provided for making a removable state between the first writing device and the storage device and between the second writing device and the storage device, and the connector is provided. By performing the reproduction process by the same process as that shown in the first embodiment in the separated state, the reproduction side has a small structure, and the device structure can be further downsized.

Further, a first connector is provided for detachably connecting the first writing device and the storage device, and between the second writing device and the storage device, and A second connector is provided for making a removable state between the first reading device and the storage device and between the second reading device and the storage device. With the connector disconnected, recording processing is performed by the same processing as that shown in the first embodiment, and with the first connector disconnected, reproduction processing is performed by the same processing as that shown in the first embodiment. As a result, the recording side and the reproducing side are both small in size, and the size can be further reduced. In addition, the recording device can be replaced. It can be used over data recording and reproducing apparatus.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a digital data recording / reproducing apparatus according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a file name set by a file name setting device according to the present invention.

FIG. 3 is a diagram showing a state of files inside a storage device when recording processing is completed in the second embodiment.

FIG. 4 is a block diagram showing a configuration of a digital data recording / reproducing apparatus according to a second embodiment of the present invention.

FIG. 5 is a diagram showing how a character string input from the keyboard according to the present invention is set as a file name by a file name setting device.

FIG. 6 is a diagram showing a state of files inside a storage device when recording processing is completed in the second embodiment.

FIG. 7 is a block diagram showing a configuration of a digital data recording / reproducing apparatus according to a third embodiment of the present invention.

FIG. 8 is a diagram showing a state of files inside a storage device when a recording process is completed in the third embodiment.

FIG. 9 is a block diagram showing a configuration of a digital data recording / reproducing apparatus according to a fifth embodiment of the present invention.

FIG. 10 is a block diagram showing a configuration for performing processing on the reproducing side in the fifth embodiment.

FIG. 11 is a block diagram showing a configuration of a digital data recording / reproducing apparatus according to a sixth embodiment of the present invention.

FIG. 12 is a block diagram showing a configuration for performing processing on the recording side in the sixth embodiment.

FIG. 13 is a block diagram showing a configuration for performing processing on the reproducing side in the sixth embodiment.

[Explanation of symbols]

 11, 41, 71, 91, 111 File name setting device 12, 42, 72, 92, 112 First writing device 13, 43, 73, 93, 113 Second writing device 14, 44, 74, 94, 114 Storage device 15, 45, 75, 95, 115 First reading device 16, 46, 76, 96, 116 Second reading device 47 Keyboard 77 Compression encoding device 78 Decoding device 97, 117, 118 Connector 31 , 61 First file 32, 62 Second file 81 Data file already stored 82 Data file stored this time 83 File storing data file name

Claims (7)

[Claims] 1. A file name setting device for setting a file name of a first file for storing input data, and a first for writing the input data in the first file.
Writing device, a second writing device for writing the file name of the first file to a second file having a predetermined name, and storing the first file and the second file Storage device for reading, a first reading device for reading the character string written in the second file stored in the storage device, and the read character string as a file name A digital data recording / reproducing apparatus comprising: a second reading device for reading the data of the file having the file name from the storage device. 2. The digital data recording according to claim 1, wherein the file name setting device sets a unique name different from the file names of all files already stored in the storage device. Playback device. 3. The digital data recording / reproducing apparatus according to claim 1, wherein the file name setting device sets a character string arbitrarily input from the outside as a file name. 4. A digital data compression encoding device, and a digital data decoding device for decoding the data compressed and encoded by the compression encoding device, wherein the first writing device comprises input data. Write the data compressed and encoded by the compression encoding device into the first file, and the second reading device sends the data read from the first file to the decoding device. 4. The digital data recording / reproducing device according to claim 1, wherein the read data is decoded by a decoding device. 5. The second writing device, when some file names are already described in the second file, is set by the file name setting device while retaining those file names. 5. A new file name is newly written, and the second reading device sequentially reads the files having the file names described in the second file. A digital data recording / reproducing apparatus as described in. 6. A removable connector is connected between the first writing device and the storage device, and between the second writing device and the storage device. 6. The digital data recording / reproducing apparatus according to claim 5. 7. A removable connector is connected between the first reading device and the storage device and between the second reading device and the storage device. Item 6. A digital data recording / reproducing apparatus according to item 6.