JPH05127836A - System for controlling information recording and reproducing device - Google Patents

Abstract

PURPOSE:To improve the reliability of information recording to a recording medium and to improve the efficiency of a data processor by providing a medium degradation detecting means to the medium of an information recorder in a data processing means. CONSTITUTION:A device control means 3B moves control to a medium degradation detecting means 3C for detecting the degradation of the medium. The number of times for reprocessings executed by an information recording and reproducing device 4 is received from the information recording and reproducing device 4 through the device control means 3B and a second input/output processing means 2B to the medium degradation detecting means 3C. Next, the quantity of reproduced information is received from the device control means 3B, and these two values are compared with a reference alarm value for the number of times for reprocessings previously stored in the medium degradation detecting means 3C. When information more than the reference alarm value is reproduced by the information recording and reproducing device 4, the degradation of the medium is warned, and the control is returned to the device control means 3B.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information recording / reproducing device control system, and more particularly to an information recording / reproducing device in which the information recording / reproducing device itself has a reprocessing function for failure in reproducing information and a reprocessing frequency reporting function. Regarding device control method.

[0002]

2. Description of the Related Art Generally, in a control system for an information recording / reproducing device for reproducing information recorded on a medium, a failure of the reproducing process due to deterioration of the medium is transmitted from the information recording / reproducing device transmitted after the reproduction process fails. It was judged only by the treatment results. Next, a conventional processing method of such an information recording / reproducing device control method will be described with reference to FIG.

FIG. 5 is a diagram showing a configuration of a data processing apparatus including a device control means in a conventional information recording / reproducing device control system. In FIG. 5, the data processing device 2 executes reproduction of information from the information recording / reproducing device 4 in response to a request from the application program 1.
The data processing device 2 includes first and second input / output processing means 2.
It is composed of A and 2B and data processing means 3. First
The input / output processing means 2A performs interface processing between the application program 1 and the data processing means 3, and the second input / output processing means 2B performs the information recording / reproducing device 4.
And the data processing means 3 are interfaced.

The data processing means 3 has a data processing control means 3A for performing overall control of data processing and a device control means 3B for controlling the information recording / reproducing device 4. Further, the information recording / reproducing device 4 has a reprocessing function by the information recording / reproducing device 4 itself when the reproduction of the information recording fails, and the reprocessing counting counter 4A and the temporary counter 4B for recording the number of reprocessings. have.
With reference to FIGS. 6 to 8 as well, the conventional information recording when the information recording / reproducing device configured as shown in FIG. The playback device control method will be described.

FIG. 6 is a flowchart of the processing of the conventional data processing control means, FIG. 7 is a flowchart of the processing of the conventional device control means, and FIG. 8 is a flowchart of the processing on the information recording / reproducing device side. First, the application program 1 notifies the data processing device 2 of the start of the information recording / reproducing processing for the information recording / reproducing device 4. At this time, the data processing control means 3A notifies the device control means 3B that the reproduction processing is to be started, and the device control means 3B prepares for controlling the information recording / reproducing device 4, and the control is performed at the time when this preparation is completed. It returns to the data processing control means 3A (FIG. 6 step, FIG. 7 step).

When control is returned from the device control means 3B, the data processing control means 3A transmits an information recording / reproducing request from the application program 1 to the device control means 3B via the first input / output processing means 2A (FIG. 6). Step,). In order to realize this information recording / reproducing request, the device control means 3B issues an information recording / reproducing request to the information recording / reproducing device 4 via the second input / output processing means 2B, and the result is also input to the second input / output device 4. Output processing means 2B
It is received from the information recording / reproducing device 4 via (see FIG. 7).
Step,).

When the information recording / reproducing device 4 receives the information recording / reproducing request from the device control means 3B, the information recording / reproducing device 4 initializes the temporary counter 4B and performs the information recording / reproducing process on the medium (step in FIG. 8). When this request is successful, the value of the temporary counter 4B is added to the reprocessing count counter 4A.
After that, the fact that the information recording / reproducing process is successful is transmitted to the device control unit 3B via the second input / output processing unit 2B,
The processing for this request ends (FIG. 8, step,
). If this information recording / playback process does not succeed,
The information recording / reproducing process is performed again within a range in which the value of the temporary counter 4B does not exceed the reprocessing number limit value preset by the information recording / reproducing device 4. At this time, the value of the temporary counter 4B is incremented by 1 each time the reprocessing is performed (FIG. 8).
Step,).

When the temporary counter 4B exceeds the reprocessing count limit value, the fact that the information recording / reproducing request has failed is transmitted to the device control means 3B via the second input / output processing means 2B (step in FIG. 8). .. The device control unit 3B transmits the transmitted result to the data processing control unit 3A, and the data processing control unit 3A transmits the result to the application program 1 (steps in FIG. 6 ,.
Step,). When all the requests from the application program 1 are completed, the data processing control means 3A
The end of the information recording / reproducing process is transmitted to the device control means 3B, and all the processes are completed (FIG. 6, step 7).

[0009]

In the above-described conventional information recording / reproducing device control method, a phenomenon that can be predicted in advance by an increase in the number of times of reprocessing of the information recording / reproducing device itself, such as a reproduction processing failure due to deterioration of the medium or the like. in spite of,
The user could not predict until this phenomenon actually occurred. This is a drawback that reduces the reliability of information recording on the medium.

It is an object of the present invention to solve the above-mentioned conventional drawbacks and improve the reliability of information recording on a medium, thereby improving the processing efficiency of the data processing device.

[0011]

The present invention provides an information recording / reproducing device control method for controlling an information recording / reproducing device connected to a data processing device by a data processing device having an input / output processing means and a data processing means. In the data processing means, a medium deterioration detecting means for the recording medium of the information recording apparatus is provided.

The medium deterioration detecting means stores warning reference value information of the number of times of reprocessing corresponding to the amount of information processed by the information recording / reproducing device.

The data processing means has a device control means for controlling the information recording / reproducing device, and the device control means integrates the amount of recording information reproduced by the information recording / reproducing device. It has a counter means.

[0014]

In the information recording / reproducing device control system according to the present invention, the medium deterioration detecting means for the recording medium of the information recording apparatus is provided in the data processing means, so that the deterioration of the medium during the reproducing processing of the information recording / reproducing device is prevented. The user can know the deterioration state of the recording medium before the reproduction failure, which is the cause, actually occurs.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings. FIG. 1 is a block diagram for explaining an information recording / reproducing device control system according to an embodiment of the present invention. 1 is an application program, 2A and 2B are first and second input / output processing means, and 4 is information recording. Reproduction devices are shown respectively, which have the same functions as conventional data processing devices. The data processing means 3 comprises a data processing control means 3A, a device control means 3B and a medium deterioration detection means 3C. The data processing control means 3A has the same function as a conventional data processing device. The data processing device 2 is composed of first and second input / output processing means 2A and 2B and a data processing means 3.

According to the present invention, the medium deterioration detecting means 3C has warning reference value information of the number of times of reprocessing with respect to the amount of reproduced information from the information recording / reproducing device 4 as shown in FIG. It has a function of recognizing the number of times and the amount of information recording and warning the deterioration of the medium when the number of times of reprocessing exceeds the warning reference value. Also, the device control means 3
B is a function of implementing the medium deterioration detecting means 3C at the start of the information recording / reproducing process and at the end of the information recording / reproducing process according to the present invention, and a reproduction for integrating the amount of information recording that has been reproduced by the information recording / reproducing device 4. A throughput counter 3I was added. Therefore, the device control means 3B provides a function different from the conventional one.

As an example, the flow chart showing the processing flow of the device control means according to the present invention shown in FIG. 3 and the flow chart showing the processing flow of the medium deterioration detection means according to the present invention shown in FIG. 4 are used. An information recording / reproducing device control method in the case where a user who uses such a data processing apparatus executes a reproducing process of information recording from the information recording / reproducing device using an application program will be described.

First, the application program 1
The data processing apparatus 2 is notified of the start of processing for reproducing information recording on the information recording / reproducing device 4. At this time, the data processing control means 3A notifies the device control means 3B that the reproduction processing is started. The process up to this point is the same as the conventional processing method. Here, the device control means 3
In order to perform the preparation process for medium deterioration detection, B informs the medium deterioration detection unit 3C of the preparation process, and transfers control to the medium deterioration detection unit 3C (step in FIG. 3). The medium deterioration detecting unit 3C initializes all information about the medium to be used (step in FIG. 4). After this, the medium deterioration detecting means 3
C returns control to the data processing control means 3A via the device control means 3B. As described with reference to FIG. 6, the data processing control unit 3A outputs the information recording / reproducing request transmitted from the application program 1 via the first input / output processing unit 2A when the control is returned from the device control unit 3B. The device control means 3B which transmits to the control means 3B issues an information recording / reproducing request to the information recording / reproducing device 4 via the second input / output processing means 2B in order to realize this information recording / reproducing request.
The device control means 3B receives the result from the information recording / reproducing device 4 also via the second input / output processing means 2B (step in FIG. 3). When the information recording / reproducing request is transmitted from the device control means 3B, the information recording / reproducing device 4 initializes the temporary counter 4B and performs the information recording / reproducing process on the medium, as in the step of FIG.

When this request is successful, the value of the temporary counter 4B is added to the reprocessing count counter 4A and the device control means 3B is sent to the device control means 3B via the second input / output processing means 2B as in the step of FIG. The fact that the information recording / reproducing process has succeeded is transmitted, and the process for this request ends. If the information recording / reproducing process is not successful, the information recording / reproducing is performed again within a range in which the value of the temporary counter 4B does not exceed the reprocessing number limit value preset by the information recording / reproducing device, as in the step of FIG. Perform processing. At this time, the value of the temporary counter 4B is incremented by one each time the reprocessing is performed.

If the temporary counter 4B exceeds the reprocessing count limit value, the failure of the information recording / reproducing request is notified to the device control means 3B via the second input / output processing means 2B as in the step of FIG. introduce. When the transmitted result indicates “reproduction processing success”, the device control means 3B stores the amount of reproduction information processed and transmits the processing result to the data processing control means 3A. The data processing control means 3A transfers this result to the application program 1 via the first input / output processing means 2A (FIG. 6, step, FIG. 3, step). When all the requests from the application program 1 have been completed, the data processing control means 3A notifies the device control means 3B of the end of the information recording / reproducing processing, as in the step of FIG.

The device control means 3B transfers control to the medium deterioration detection means 3C in order to detect deterioration of the medium (FIG. 3).
Step). The medium deterioration detecting means 3C indicates the number of times of reprocessing performed by the information recording / reproducing device 4 by the device controlling means 3
It is received from the information recording / reproducing device 4 via B and the second input / output processing means 2B (step in FIG. 4).

Next, the amount of information that has been reproduced is received from the device control means 3B (step in FIG. 4). Then, these two values are compared with a warning reference value of the number of reprocessings stored in advance in the medium deterioration detecting means 3C,
When the information recording / reproducing device 4 has reprocessed the warning reference value or more, a process of warning that the medium is deteriorated is performed and the control is returned to the device control means (FIG. 4).
Step). When the number of times of reprocessing of the information recording / reproducing device 4 does not exceed the warning reference value, the control is returned to the device control means 3B as it is. Device control means 3B
Returns control to the data processing control means 3A, and completes all the processing relating to information recording / reproduction of the medium (steps in FIG. 6, FIG. 3).

[0023]

As described above, in the information recording / reproducing device control method according to the present invention, the reproduction failure due to the deterioration of the medium actually occurs during the reproduction process of the information recording / reproducing device by the action of the medium deterioration detecting means. The user can know the deterioration state of the recording medium before it occurs. Therefore, the present invention has the effects of improving the reliability of information recording on the medium and promoting the processing efficiency of the data processing device.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing a data processing device according to an embodiment of the present invention.

FIG. 2 is a diagram showing an example of a warning reference value of the number of times of reprocessing with respect to the amount of reproduced information from the information recording / reproducing device applied to one embodiment of the present invention.

FIG. 3 is a flowchart showing a processing procedure of device control means in an embodiment of the present invention.

FIG. 4 is a flowchart showing a processing procedure of a medium deterioration detecting unit in an embodiment of the present invention.

FIG. 5 is a configuration diagram showing a conventional data processing device.

FIG. 6 is a flowchart showing a processing procedure of a conventional data processing control means.

FIG. 7 is a flowchart showing a processing procedure of a conventional device control means.

FIG. 8 is a flowchart showing a processing procedure on the information recording / reproducing device side.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 application program 2 data processing device 2A first input / output processing means 2B second input / output processing means 3 data processing means 3A data processing control means 3B device control means 3C medium deterioration detection means 3I reproduction processing amount counter 4 information recording / reproduction device 4A Reprocessing counter 4B Temporary counter

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Eiji Tamano 1-5, Minami Ichijo Nishi 4-chome, Chuo-ku, Sapporo-shi, Hokkaido 1-Hokkaido NEC Software Co., Ltd. In-house

Claims (3)

[Claims] 1. An information recording / reproducing device control system for controlling an information recording / reproducing device connected to a data processing device by a data processing device having an input / output processing device and a data processing device, wherein information is stored in the data processing device. An information recording / reproducing device control system comprising a medium deterioration detecting unit for a recording medium of a recording apparatus. 2. The information recording / reproducing according to claim 1, wherein the medium deterioration detecting means stores warning reference value information of the number of times of reprocessing corresponding to the amount of information processed by the information recording / reproducing device. Device control method. 3. The data processing means has a device control means for controlling the information recording / reproducing device, and the device control means integrates the amount of recorded information reproduced by the information recording / reproducing device. 3. The information recording / reproducing device control system according to claim 2, further comprising an amount counter means.