JPH09330100A - Voice information recording device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily control the management of voice information at the time of reproduction and storage by automatically partitioning a series of voice information every time a specified period of time is elapsed. SOLUTION: A system control section 6 records the voice data supplied from a digital signal processing section 5 into a recording medium 7 based on a specified format or reads out the data recorded on the medium 7 to supply to a processing section 5. The read data expanded by the processing section 5 is converted to analog signals at the time of reproduction by a digital-to- analog (D/A) converter 9, amplified by an amplifier(AMP) 10, and outputted to a speaker 11. And, at the time of transfer, digital voice signals are outputted to a voice information transferring and outputting section 8. And a control section 6 controls a driving circuit 12 to cause a display 13 to display information such as operation mode and the present date and time. Furthermore by operating a menu selecting button MENU connected with the control section 6 and time setting buttons UP and DOWN, setting is made concerning the present date and time and when the recorded voice information is automatically cut down.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a voice information recording apparatus for recording a voice signal on a recording medium, and more particularly, it has a function of automatically dividing a series of voice information into a file at a predetermined time. Audio information recording device.

[0002]

2. Description of the Related Art An audio information recording apparatus typified by a tape recorder has a function of recording index marks (delimiter information) at the boundaries of the contents and detecting the position later at high speed. There is something. In the audio information recording apparatus having such a function, the user consciously records the delimiter information when recording the delimiter information.

Further, as one of the methods of using such a voice information recording apparatus, it is possible to record a conversation with a customer by telephone and keep the recorded content as evidence for a long period of time. It is becoming common in insurance companies.

[0004]

However, in order to record the delimiter information to the user, a special instruction button and an instruction method are set in advance, and the operation method is made to be recognized by the user. There was a need. In addition, it is often the case that the delimiter information recording is actually forgotten.In such a case, the delimiter of the file is unclear, so the recorded audio information should be managed when it is played back or saved later. Was often difficult. Furthermore, when it is necessary to store the recorded contents for a long time, it is necessary to periodically replace the recording medium.

The present invention has been made in view of the above points, and manages the audio information during reproduction or storage by automatically dividing a series of audio information each time a predetermined time elapses. It is an object of the present invention to provide a voice information recording device that makes it easier.

[0006]

In order to achieve the above object, the first audio information recording apparatus of the present invention manages time and audio information recording means for recording audio information of a predetermined content on a recording medium. And a control means for automatically dividing the audio information recorded on the recording medium into a file each time a predetermined time elapses.

A second audio information recording apparatus of the present invention is the same as the first audio information recording apparatus, further including a date recording means, and the control means changes the date every 24 hours. The date recording means has a function of recording the date on which the voice is recorded on the recording medium, for each voice file.

Further, a third audio information recording apparatus of the present invention is the same as the first or second audio information recording apparatus,
The apparatus further comprises audio information transfer means for transferring the audio information recorded on the recording medium to the outside, and transfer control means for automatically transferring the audio file to the outside after the recorded audio information is converted into a file.

That is, the first voice information recording device divides a series of voice information at a time when a predetermined time has elapsed, and automatically creates a voice file.

Further, the second audio information recording device converts the audio information into a file on a daily basis and records the audio file together with the date information.

Then, the third audio information recording device automatically transfers the filed audio information to the outside at predetermined time intervals.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram of a voice information recording apparatus which is an embodiment of the voice information recording apparatus of the present invention. In this voice information recording device, the microphone 1
The obtained analog signal is amplified by an amplifier (AMP) 2 and passed through a low pass filter (LPF) 3,
It is converted into a digital signal by the analog / digital (A / D) converter 4 and input to the digital signal processing (DSP) unit 5 which is a component of the voice information transfer means. The digital signal processing unit 5 also compresses voice during recording operation and expands voice during reproducing operation. The operation of the digital signal processing unit 5 is controlled by the system control unit 6 and sends compressed audio to the system control unit 6.

The system control section 6 which is a component of the voice information recording means, the time management means, the control means, and the transfer control means responds to the operation of a plurality of operation buttons and switches.
The operations of the digital signal processing unit 5, the recording medium 7, and the voice information transfer input / output unit 8 are controlled. That is, the audio data supplied from the digital signal processing unit 5 is recorded in the recording medium 7 based on a predetermined format, or the data recorded in the recording medium 7 is read and supplied to the digital signal processing unit 5. Here, the recording medium 7 is composed of a semiconductor memory such as a flash memory or a magnetic tape,
It may be built in the device or may be configured to be attachable to and detachable from the device.

The read data expanded by the digital signal processing unit 5 is digital / analog (D
/ A) is converted into an analog signal by the converter 9, amplified by an amplifier (AMP) 10, and then output to a speaker 11. In addition, during transfer, a digital audio signal is output to the audio information transfer output unit 8.

Further, the system control section 6 controls the drive circuit 12 to display various information such as the operation mode and the current date and time on the display 13, and also controls the power supply control section 14.

The buttons connected to the system control section 6 are a record button REC and a play button PLA.
There are Y, a stop button STOP, a fast-forward button FF, a fast-rewind button REW, a menu selection button MENU, and time setting buttons UP and DOWN.

Here, the current date and time and the time when the recorded series of audio information are automatically separated can be set by operating the menu selection button MENU and the time setting buttons UP and DOWN. In this embodiment, the audio information recorded in the recording medium is divided at midnight, and the audio information recorded in one day is regarded as one audio file.

Next, the operation of the audio information recording apparatus having such a configuration will be described in detail with reference to a flow chart.
When power is supplied to the system control unit 6, the system control unit 6 starts an operation as shown in the flowchart of FIG.

That is, first, the external conditions of the system control unit 6 and the internal storage unit are initialized and displayed on the display 13 (step S1). After completing the initial setting, the apparatus is brought into a stopped state (step S2), and it is detected whether any of the operation buttons is pressed (step S3).

When it is detected that any one of the operation buttons has been pressed, first, the operated button is the record button R.
If it is EC (step S4), if the record button REC is pressed, the digital signal processor 5 is controlled to compress the audio information input from the A / D converter 4 and record it on the recording medium 7. The recording process is performed (step S5).

If the operated button is not the record button REC, then the play button PLAY is detected (step S6). If the play button PLAY is pressed here, the recorded data is read from the recording medium 7 and sent to the digital signal processing unit 5 for decompression processing.
A reproduction process for transmitting audio information to the A / A converter 9 is started (step S7).

When the play button PLAY is not pressed, whether the fast forward button FF is pressed,
The state of the button is detected (step S8). If the fast-forward button FF is pressed, the fast-forward process is performed in which the operation positions are sequentially fast-forwarded at an appropriate speed (for example, 100 times that at the time of reproduction) (step S9).

If the fast forward button FF is not pressed,
Whether the quick return button REW is pressed or not is detected (step S10). If the fast-reverse button REW is pressed, the fast-reverse processing of moving the operation position in the opposite direction to the case of the fast-forward is started (step S1).
1).

If the fast return button REW is not pressed, it is detected whether the menu button MENU is pressed or not (step S12). If the menu button MENU is pressed, the time setting button UP / D
While detecting the operation of the OWN button, each time is set according to the menu (step S13).

If the menu button MENU has not been pressed, it is considered that the stop button STOP has been pressed, and the process returns to step S2. In addition, the above steps S4 to S13
When the stop button STOP is pressed, each process of (3) is exited from each process and returns to step S2.

Next, the recording process in step S5 will be described in more detail with reference to the flowchart of FIG. When it is detected that the recording button REC has been pressed, the process proceeds to this recording process, and first, an encoding start command signal for compressing the audio information input from the A / D converter 4 is sent to the digital signal processing unit 5 ( Step S21). Next, in order to perform recording on the recording medium 7, it is detected whether or not there is an open file (step S22), and if there is no open file, the recording position is read (step S23), and there A new audio file is created and opened (step S24). The current date and time information is recorded in the header part of the created audio file (step S25). Various attributes such as recording date and time, whether or not the file is in an open state, and whether or not the file has been transferred are recorded in the header portion of the audio file.

After that, the received audio data in frame units sent from the digital signal processing unit 5 is received (step S28), converted into a predetermined recording format and recorded on a recording medium (step S29), and then the current address position is obtained. The recording position is updated (step S30).

If there is a file being opened in step S22, it is detected whether or not a predetermined time set in advance has passed (step S26), and if the predetermined time has passed, delimiter information is set. Record on a recording medium,
After closing the file (step S27), the process proceeds to step S24. If the predetermined time has not passed in step S26, the process proceeds to step S28. Here, as described above, the predetermined time is set to midnight when the date changes, for example.

When the steps S21 to S30 are completed, it is detected whether or not the stop button STOP is pressed (step S31). If it is not pressed, the process returns to step S22. If it is pressed, the digital signal processing is performed. After outputting the encoding stop command to the unit 5 (step S3
2), exit from this recording process.

Next, the stop processing of step S2 will be described with reference to the flowchart of FIG. As shown in the figure, the system control unit 6 is in the stopped state, at a predetermined time, closes an open file and transfers the file to an external device.

When it is detected that the stop button STOP is pressed, the stop mode is output to each circuit section (step S
41).

Next, it is detected whether or not there is an open file (step S42), and if there is an open file, it is detected whether or not a preset time has elapsed (step S43). When it becomes, the delimiter information is recorded on the recording medium and the file is closed (step S44).

Next, it is detected from the header information of the audio file recorded on the recording medium 7 whether or not there is an audio file that is closed and has not yet been transferred to the external device (step S45). If there are no closed files in the transfer then this process is exited. If an untransferred file exists, a file transfer command is output to the digital signal processing unit 5 and the recording medium 7 (step S46), and then a data output command is output to the audio information transfer input / output unit 8 (step S47). .

Thereafter, it is detected whether or not the file transfer is completed (step S48), and when the transfer is completed, the transfer completion information is recorded in the file header part (step S49).
Get out of this process.

As described above, in this embodiment, a means is provided in which the delimiter information of the inputted voice information is converted into a file without the user being aware of it, and the voice information can be easily managed on a date basis.

FIG. 5 is a system development view using the voice information recording devices 15 and 16 according to the embodiment of the present invention. In this system, the voice information recording devices 15 and 16 are cables 17 and 20, data transfer devices 18 and 21, communication cables 19 and 22, telephone lines 28 and 29, a telephone line network 23,
Telephone line 30, communication cable 24, data transfer device 2
5, it is connected to a data storage device 27 such as a personal computer via a cable 26.

The voice information recorded by the voice information recording devices 15 and 16 passes through the data transfer devices 18 and 21 at a predetermined time, and the data storage device 27 at a remote place.
Is forwarded to The data storage device 27 rearranges the audio files transferred separately from the plurality of audio information recording devices 15 and 16 in order of date based on the recording date / time information and manages the files. Also, a replaceable recording medium such as a magneto-optical disk can be connected to the data storage device 27, and if such a recording medium is used, a large amount of audio files can be efficiently stored in a form that can be easily searched. Will be possible. Further, the recording medium on the side of the audio information recording device can be efficiently used.

Therefore, the above-described system is a system that is extremely inexpensive and has excellent expandability, because it significantly improves the work efficiency of insurance companies and police who need to store a large amount of voice information for a long period of time.

[0039]

According to the first aspect of the present invention, file information is automatically created, so that voice information can be easily managed.

According to the invention described in claim 2, in addition to the effect of the invention described in claim 1, since the voice data is recorded as a new file every time the date changes, it can be stored or retrieved later. Will be easier.

Further, according to the invention of claim 3,
In addition to the effect of the invention described in claim 1 or 2, since the audio file is automatically transferred to the external device, the work for storage can be reduced and the recording medium can be efficiently used.

[Brief description of drawings]

FIG. 1 is a block configuration diagram of a voice information recording device as an embodiment of the present invention.

FIG. 2 is an operation flowchart of a system control unit.

FIG. 3 is an operation flowchart of a recording process.

FIG. 4 is an operation flowchart of stop processing.

FIG. 5 is a system development view using a voice information recording device according to an embodiment of the present invention.

[Explanation of symbols]

 1 Microphone 2, 10 Amplifier (AMP) 3 Low-pass filter (LPF) 4 Analog / digital (A / D) converter 5 Digital signal processing unit (DSP) 6 System control unit 7 Recording medium 8 Audio information transfer input / output unit 9 Digital / analog (D / A) converter 11 Speaker 12 Drive circuit 13 Display 14 Power supply control unit 15, 16 Audio information recording device 17, 20, 26 Cable 18, 21, 25 Data transfer device 19, 22, 24 Communication Cable 28, 29, 30 Telephone line 23 Telephone line network 27 Data storage device REC Record button PLAY Play button STOP Stop button FF Fast forward button REW Fast rewind button MENU Menu selection button UP, DOWN Time setting button

Claims (3)

[Claims] 1. A voice information recording means for recording voice information of a predetermined content on a recording medium, a time managing means for managing time, and a series of voice information recorded on the recording medium for a predetermined time. A voice information recording apparatus, comprising: a control unit that automatically divides each time to make a file. 2. A date recording means is further provided, wherein the control means separates automatically recorded audio information every 24 hours and the date changes, and the date recording means separates each audio file. The voice information recording apparatus according to claim 1, wherein the date on which the voice is recorded is recorded on a recording medium. 3. The audio information recorded on the recording medium,
The audio information transfer means for transferring the audio information to the outside, and the transfer control means for automatically transferring the audio file to the outside after the recorded audio information is made into a file are further provided. Alternatively, the audio information recording device described in 2.