JP2002163613A - Medium recording contents acquiring system and information recording medium retrieving system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a medium recording contents acquiring system capable of saving time and labor required for knowing contents recorded on an information recording medium. SOLUTION: This system is provided with recorded contents receiving means (6 and 8) for receiving the recorded contents transmitted from the information recording medium or communication part attached to the case of this information recording medium and recorded contents display means (5a and 7a) for displaying the recorded contents received by the recorded contents receiving means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a medium recording content acquisition system capable of easily acquiring recorded contents recorded on an information recording medium.

[0002] The present invention also relates to an information recording medium retrieval system capable of easily retrieving an information recording medium on which a target recording content is recorded.

[0003]

2. Description of the Related Art In recent years, the spread of information recording media such as optical discs has been remarkable, and the number of optical discs owned by individuals has increased accordingly.

As a method of knowing the recorded contents recorded on an optical disk, there is a method of reproducing the recording medium with a reproducing device. In the case of a rewritable optical disk, there is a case where reproduction is only performed by a reproducing apparatus.

In some cases, recorded contents recorded on a plurality of optical disks are listed in correspondence with disk identification numbers. In this case, it is only necessary to search for the disk on which the target disk identification number is pasted.

[0006]

However, the above-mentioned conventional method has the following problems.

(1) If the recorded contents recorded on the information recording medium (such as an optical disk) are not listed in correspondence with the identification number, the information recorded on the information recording medium can be known one by one. It is necessary to play the medium on a playback device, which takes a great deal of time and effort.

(2) Even if the recorded contents recorded on the information recording medium (such as an optical disk) are listed in correspondence with the identification number, after all, the information recording medium on which the target identification number is pasted is visually observed. Must be searched by
It takes time and effort.

An object of the present invention has been made in view of the above-mentioned circumstances, and has as its object to provide a medium recording content acquisition system and an information recording medium search system described below.

(1) It is possible to guide the recorded contents of the information recording medium easily and quickly without reproducing the information recording medium (optical disk or the like) one by one, and it is necessary for the user to know the recorded contents. Media recording content acquisition system that can save time and effort.

(2) When the recorded contents recorded on the information recording medium (such as an optical disk) are listed in correspondence with the identification number, the retrieval result of the target information recording medium can be obtained simply by selecting the recorded contents. An information recording medium search system capable of clearly notifying and contributing to saving time and effort required for a user to search for a target information recording medium.

[0012]

Means for Solving the Problems In order to solve the above problems and achieve the object, a medium recording content acquisition system and an information recording medium retrieval system according to the present invention are configured as follows.

(1) A medium recording content acquisition system according to the present invention includes: a recording content receiving unit that receives recording content transmitted from an information recording medium or a communication unit attached to a case of the information recording medium; Recording content display means for displaying the recording content received by the receiving means.

(2) The information recording medium retrieval system according to the present invention comprises a display means for displaying a list of recording contents recorded on each information recording medium in correspondence with the unique identification information given to each information recording medium. A selecting means for selecting a target recording content from among the recording contents listed on the display means, and a target information recording medium based on identification information corresponding to the target recording content selected by the selecting means. The apparatus includes a search unit for searching, and a notifying unit for notifying a search result by the search unit.

[0015]

Embodiments of the present invention will be described below with reference to the drawings.

First, a medium recording content acquisition system according to an example of the present invention will be described.

FIG. 1 is a diagram for explaining a first example of a medium recording content acquisition system according to the present invention. As shown in FIG. 1, the medium recording content acquisition system includes a recording medium 1,
Recording medium case 2, wireless tag 3, wireless tag 4, playback device 5, wireless tag reader / writer 6, remote controller (hereinafter referred to as remote controller) 7, wireless tag reader / writer 8
And so on.

The recording medium 1 is, for example, an optical disk. The recording medium case 2 is a case that houses the recording medium 1. The wireless tag 3 is attached, for example, so as to be embedded in a place other than the data area of the recording medium 1. For example, an adhesive tape is attached to the wireless tag 4 in advance. The wireless tag 4 can be attached to the recording medium case 2 using this adhesive tape. The wireless tag 3 has an IC 3a having a non-contact communication function, and the IC 3a has a storage unit 3b and a communication unit 3c.
It has. Similarly, the wireless tag 4 includes an IC 4a having a non-contact communication function, and the IC 4a includes a storage unit 4b and a communication unit 4c. Communication units 3c and 4c
Receives data transmitted from the outside,
And 4b to the outside.
The storage unit 3b stores the data received by the communication unit 3c. Similarly, the storage unit 4b stores the data received by the communication unit 4c. The wireless tags 3 and 4 are
It induces and reacts to a signal transmitted from the wireless tag reader / writer 6 or 8, and receives a signal transmitted from the wireless tag reader / writer 6 or 8 to generate electric power.

The reproducing device 5 reproduces data recorded on the recording medium 1. Wireless tag reader / writer 6
Is attached to the playback device 5. The remote control 7
This is for remotely controlling the playback device 5. The wireless tag reader / writer 8 is attached to the remote controller 7. The wireless tag reader / writers 6 and 8 transmit signals to the wireless tags 3 or 4 and receive signals transmitted from the wireless tags 3 or 4. In other words, desired data (recorded contents of the medium) can be written into the storage unit 3b of the wireless tag 3 or the storage unit 4b of the wireless tag 4 by using the wireless tag reader / writer 6 or 8. The data (recorded content of the medium) stored in the storage unit 3b of the wireless tag 4 or the storage unit 4b of the wireless tag 4 can be read.

The wireless tag reader / writer 6 uses the wireless tag 3
When writing desired data to the storage unit 3b of the wireless tag 4 or the storage unit 4b of the wireless tag 4, the wireless tag 3 or 4 is first brought close to the wireless tag reader / writer 6. That is, the recording medium 1 or the recording medium case 2 is brought closer to the reproducing device 5. Thereby, the wireless tag reader / writer 6 and the wireless tag 3 or 4 can communicate with each other. At this time, when a desired character or symbol is inputted by a character / symbol input key provided on the wireless tag reader / writer 6 or the reproducing device 5, the inputted character or symbol is displayed on the display unit provided on the reproducing device 5. 5a is temporarily displayed. Then, it is transferred to the wireless tag 3 or 4,
It is stored in the storage unit 3b of the wireless tag 3 or the storage unit 4b of the wireless tag 4. Further, after this, the wireless tag 3 or 4 again
Is brought closer to the wireless tag reader / writer 6, and when the wireless tag reader / writer 6 communicates with the wireless tag 3 or 4, the wireless tag 3
The data stored in the storage unit 3 b of the wireless tag 4 or the storage unit 4 b of the wireless tag 4 is transmitted to the wireless tag reader / writer 6. At this time, the content of the data is displayed on the display unit 5a provided in the playback device 5. If the data stored in the storage unit 3b of the wireless tag 3 or the storage unit 4b of the wireless tag 4 indicates the recorded content of the medium, the recorded content is displayed on the display unit 5a of the playback device 5. Become.

The wireless tag reader / writer 8 uses the wireless tag 3
When writing desired data to the storage unit 3b of the wireless tag 4 or the storage unit 4b of the wireless tag 4, first, the wireless tag reader / writer 8 is brought close to the wireless tag 3 or 4. That is, the remote controller 7 is moved closer to the recording medium 1 or the recording medium case 2. Thereby, the wireless tag reader / writer 8 and the wireless tag 3 or 4 can communicate with each other. At this time, when a desired character or symbol is input by a character / symbol input key provided on the wireless tag reader / writer 8 or the remote controller 7, the input character or symbol is displayed on the display unit 7a provided on the remote controller 7. Provisionally displayed. Then, it is transferred to the wireless tag 3 or 4,
It is stored in the storage unit 3b of the wireless tag 3 or the storage unit 4b of the wireless tag 4. Further, thereafter, the wireless tag reader / writer 8 is brought closer to the wireless tag 3 or 4, and when the wireless tag reader / writer 8 communicates with the wireless tag 3 or 4, the wireless tag 3
The data stored in the storage unit 3 b of the wireless tag 4 or the storage unit 4 b of the wireless tag 4 is transmitted to the wireless tag reader / writer 8. At this time, the contents of the data are displayed on the display section 7a of the remote controller 7. If the data stored in the storage unit 3b of the wireless tag 3 or the storage unit 4b of the wireless tag 4 indicates the recorded content of the medium, the recorded content is displayed on the display unit 7a of the remote controller 7. .

FIG. 2 is a diagram for explaining a second example of the medium recording content acquisition system according to an example of the present invention. As shown in FIG. 1, the medium recording content acquisition system includes a recording medium 10, a recording medium case 11, a wireless tag 12, a wireless tag 13, a playback device 14, a wireless tag antenna 15, a remote controller 16, a wireless tag antenna 17, A storage medium storage box 18, a wireless tag antenna 19, a wireless tag reader / writer 20, a wire 21, a wireless tag reader / writer 22, and a wireless tag reader / writer 23 are provided.

The recording medium 10 is, for example, an optical disk. The recording medium case 11 is a case that accommodates the recording medium 10. The wireless tag 12 is attached, for example, so as to be embedded in a place other than the data area of the recording medium 10. For example, an adhesive tape is attached to the wireless tag 13 in advance. The wireless tag 13 can be attached to the recording medium case 11 using this adhesive tape. The wireless tag 12 includes an IC 12a having a non-contact communication function, and the IC 12a includes a storage unit 12b and a communication unit 12c. Similarly, the wireless tag 13 includes an IC 13a having a non-contact communication function, and the IC 13a includes a storage unit 13b and a communication unit 13b.
c. The communication units 12c and 13c receive data transmitted from the outside, and the storage units 12b and 13b
Or transmit the data stored in the device to the outside. Storage unit 1
2b stores the data received by the communication unit 12c. Similarly, the storage unit 13b stores the data received by the communication unit 13c. Note that the wireless tags 12 and 1
Numeral 3 is to induce and react to a signal transmitted from the wireless tag antenna 19 of the wireless tag reader / writer 20, the wireless tag antenna 15 of the wireless tag reader / writer 22, or the wireless tag antenna 17 of the wireless tag reader / writer 23. , And receives the transmitted signal to generate power.

The reproducing device 14 reproduces data recorded on the recording medium 10. The wireless tag reader / writer 22 is attached to the playback device 14. The wireless tag antenna 15 of the wireless tag reader / writer 22 is attached to the upper surface of the playback device 14. The remote control 16
This is for remotely controlling the playback device 14.
The wireless tag reader / writer 23 is attached to the remote controller 16. The wireless tag antenna 17 of the wireless tag reader / writer 23 is attached to the tip of the remote controller 16. The storage medium storage box 18 stores a plurality of storage media 10.
Is a box that stores. An antenna 19 for a wireless tag of a wireless tag reader / writer 20 is attached to each medium storage of the storage medium storage box 18. The wireless tag antenna 19 and the wireless tag reader / writer 20 are connected by a wire 21.

Wireless tag reader / writers 20, 22, and 2
3 transmits a signal to the wireless tag 12 or 13 via each antenna and receives a signal transmitted from the wireless tag 12 or 13. That is, using the wireless tag reader / writer 20, 22, or 23, the wireless tag 1
2 can store desired data (recorded contents of a medium) in the storage unit 12b of the wireless tag 13 or the storage unit 13b of the wireless tag 13.
The data (recorded content of the medium) stored in the third storage unit 13b can also be read.

When writing desired data to the storage section 12b of the wireless tag 12 or the storage section 13b of the wireless tag 13 by the wireless tag reader / writer 20, the wireless tag 12 or 13 is first brought closer to the wireless tag reader / writer 20.
That is, the recording medium 10 or the recording medium case 11 is brought closer to the wireless tag reader / writer 20 near the recording medium storage box 18. Thereby, the wireless tag reader / writer 20 and the wireless tag 12 or 13 can communicate with each other. At this time, when a desired character or symbol is input by a character / symbol input key provided on the wireless tag reader / writer 20, the input character or symbol is input to the wireless tag reader / writer 2.
0 is provisionally displayed on the display unit 20a. afterwards,
The data is transferred to the wireless tag 12 or 13 and stored in the storage unit 12b of the wireless tag 12 or the storage unit 13b of the wireless tag 13. Further, thereafter, the wireless tag 12 or 13 is brought close to the wireless tag reader / writer 20 again, and when the wireless tag reader / writer 20 communicates with the wireless tag 12 or 13, the storage unit 12b of the wireless tag 12 or the storage unit 13b of the wireless tag 13
Is transmitted to the wireless tag reader / writer 20. At this time, the content of the data is displayed on the display unit 20a provided in the wireless tag reader / writer 20. Storage section 12b of wireless tag 12 or storage section 1 of wireless tag 13
If the data stored in 3b indicates the recorded contents of the medium, the display unit 20a of the wireless tag reader / writer 20
Will display the recorded content.

When writing desired data to the storage section 12b of the wireless tag 12 or the storage section 13b of the wireless tag 13 by the wireless tag reader / writer 22, the wireless tag 12 or 13 is first brought closer to the wireless tag reader / writer 22.
That is, the recording medium 10 or the recording medium case 11 is brought closer to the reproducing device 14. Thereby, the wireless tag reader / writer 22 and the wireless tag 12 or 13 can communicate with each other. At this time, the wireless tag reader / writer 22 or the reproducing device 14
When a desired character or symbol is input by a character / symbol input key provided in the display device 14, the input character or symbol is temporarily displayed on a display unit 14 a provided in the playback device 14.
Thereafter, the data is transferred to the wireless tag 12 or 13, and the wireless tag 1
2 or the storage unit 13b of the wireless tag 13. Further, thereafter, the wireless tag 12 or 1 again
3 is brought close to the wireless tag reader / writer 22, and when the wireless tag reader / writer 22 communicates with the wireless tag 12 or 13,
The data stored in the storage unit 12b of the wireless tag 12 or the storage unit 13b of the wireless tag 13 is stored in the wireless tag reader / writer 22.
Sent to. At this time, the content of the data is displayed on the display unit 14a provided in the playback device 14. If the data stored in the storage unit 12b of the wireless tag 12 or the storage unit 13b of the wireless tag 13 indicates the recorded content of the medium, the recorded content is displayed on the display unit 14a of the playback device 14. Become.

When writing desired data to the storage section 12b of the wireless tag 12 or the storage section 13b of the wireless tag 13 by the wireless tag reader / writer 23, the wireless tag reader / writer 23 is first brought close to the wireless tag 12 or 13.
That is, the remote controller 16 is moved closer to the recording medium 10 or the recording medium case 11. Thereby, the wireless tag reader / writer 23 and the wireless tag 12 or 13 can communicate with each other. At this time, the wireless tag reader / writer 23 or the remote controller 16
When a desired character or symbol is input by a character / symbol input key provided in the remote controller 16, the input character or symbol is temporarily displayed on a display unit 16a provided on the remote controller 16.
Thereafter, the data is transferred to the wireless tag 12 or 13, and the wireless tag 1
2 or the storage unit 13b of the wireless tag 13. Further, thereafter, the wireless tag reader / writer 23 is brought closer to the wireless tag 12 or 13 again, and when the wireless tag reader / writer 23 and the wireless tag 12 or 13 communicate with each other,
The data stored in the storage unit 12b of the wireless tag 12 or the storage unit 13b of the wireless tag 13 is stored in the wireless tag reader / writer 23.
Sent to. At this time, the content of the data is displayed on the display section 16a provided on the remote controller 16. If the data stored in the storage unit 12b of the wireless tag 12 or the storage unit 13b of the wireless tag 13 indicates the recording content of the medium, the recording content is displayed on the display unit 16a of the remote controller 16. .

FIG. 3 is a diagram showing a display example of recorded contents transmitted from the wireless tag. As described above, the display unit 6a or 14a of the playback device 6 or 14 displays the recorded content of the medium based on the data transmitted from the wireless tag. Similarly, the display unit 7a or 16a of the remote controller 7 or 16 displays the recorded content of the medium based on the data transmitted from the wireless tag. Further, the data received by the wireless tag reader / writer 6, 8, 22, or 23 may be directly displayed on the TV screen 38, or may be displayed on the TV screen 38 via the playback device 6 or 14. You may.

As described above, if the wireless tag is attached to the recording medium or the recording medium case and the data related to the recorded content is stored in the wireless tag, the wireless medium can be reproduced without reproducing the recording medium by the reproducing apparatus each time. Only by receiving data from the tag, the user can be notified of the recorded contents of the recording medium.

The details of the above-described wireless tag and wireless tag reader / writer will be described with reference to FIGS. FIG. 4 is a diagram showing a state of communication between a wireless tag (non-contact IC) and a wireless tag reader / writer (reader / writer). FIG. 5 is a diagram illustrating details of a wireless tag reader / writer (reader / writer). FIG. 6 is a diagram showing details of the wireless tag (non-contact IC). The wireless tags 3, 4, 12, and 13 described above correspond to the non-contact IC 105 shown in FIG. The above-described wireless tag reader / writers 6, 8, 20, 22, and 23 correspond to the reader / writer 102.

CPU 101 shown in FIG. 4 performs various arithmetic processing. The CPU 101 includes a control unit, an operation unit, a display unit, a connection unit, and the like. The reader / writer 102 uses C
The CPU 101 is connected to the CPU 101 via a connection unit of the PU 101. The reader / writer 102 includes an antenna unit 103. The antenna unit 103 is, for example,
It can communicate with the non-contact IC 105 in the readable area 104.

As shown in FIG. 5, the reader / writer 102
Is a control circuit 111, a memory 112, a transmission circuit 113,
The receiving circuit 114 is provided. The control circuit 111 controls the entire reader / writer 102. More specifically, the control circuit 111 is connected to the CPU 101 and transmits and receives data. For example, a multi-read response is transmitted in response to the reception of the multi-read command.
The memory 112 stores a control program and various data. The transmission circuit 113 includes the memory 11
The various data stored in 2 are transmitted to the outside. The receiving circuit 114 receives various data transmitted from the outside.

The antenna unit 103 includes the transmitting antenna 11
5. A receiving antenna 116 is provided. Transmission circuit 113
Are connected to the transmission antenna 115. Transmission circuit 1
13 transmits the transmission data provided from the control circuit 111 to the non-contact type IC 105 via the transmission antenna 115. The receiving circuit 114 is connected to the receiving antenna 116. The receiving circuit 114 receives transmission data transmitted from the non-contact IC 105 via the receiving antenna 116 and provides the data to the control circuit 111.

As shown in FIG. 6, the non-contact IC 105
Has a main body 121 and a transmitting / receiving antenna 122. The main body 121 includes a control circuit 123, a memory 124, a modulation / demodulation circuit 125, and a power generation circuit 126.
The control circuit 123 controls the entire non-contact IC. The memory 124 stores a control program, random numbers, ID numbers (recognition numbers), data transmitted from the reader / writer 102, and the like. The modulation / demodulation circuit 125 is connected to the transmission / reception antenna 122. This modulation / demodulation circuit 125
Reader / writer 1 received by transmitting / receiving antenna 122
The control circuit 123 demodulates received data from the control circuit 123 and outputs the demodulated data to the control circuit 123 and the power generation circuit 126, and modulates transmission data transmitted from the control circuit 123 to the reader / writer 102 and provides the modulated data to the transmission / reception antenna.

Next, an information recording medium search system according to an example of the present invention will be described.

FIG. 7 is a diagram showing a state in which information on a recording medium is obtained by a reproducing apparatus. As shown in FIG. 7, when receiving the recording medium 1 or 10 for reproduction or recording, the reproducing devices 5 and 14 acquire and store medium-related information on the recording medium 1 or 10. The medium-related information is recorded on the recording medium 1 or 10. Alternatively, the information is recorded on the recording medium 1 or 10 or the wireless tag attached to the recording medium case. The medium-related information is information such as unique identification information of the recording medium and the recorded contents of the recording medium. The recorded content is, for example, information such as the title, recorded time, and recorded date and time of the recorded content (movie or animation). That is, by acquiring the medium-related information, it is possible to list on the TV screen 38 what kind of content is recorded on the medium of which identification number.

By operating the selection key 7b or 16b provided on the remote controller 7 or 16, a desired recording content can be selected from the list of recorded contents. When the target recording content is selected, the target recording medium is searched based on the identification information corresponding to the selected target recording content. That is, the wireless tag reader / writers 6, 8, 22,
Alternatively, by wireless communication between the wireless tag 23 and the wireless tag 3, 4, 12, or 13, a wireless tag (target recording medium) storing identification information corresponding to the target recording content is searched. Here, a wireless tag, that is, a non-contact IC
However, the present invention is not limited to this. For example, instead of a non-contact IC, a contact I
C may be adopted. In this case, the contact-type IC attached to the recording medium or the recording medium case is brought into contact with a reader / writer corresponding to the IC, and the contact-type IC in which the identification information corresponding to the target recording content is recorded (the target IC) Recording medium). In addition, a barcode indicating the medium-related information described above is pasted on the recording medium 1 or 10 or the recording medium case 2 or 11, and the barcode is read by a barcode reader to search for a target recording medium. You may.

The search result by the search means described above is
The notification is made by the notification means attached to the recording medium, the notification means attached to the recording medium case, the notification means attached to the playback device, or the notification means attached to the remote controller. A light emitting device, a warning sound output device, a vibration device, or the like is applied to the notification unit.

For example, as a result of the search by the search means,
When the identification information corresponding to the target recording content is obtained, that is, when the target recording medium is found, the light emitting device attached to the target recording medium turns on as shown in FIG. Alternatively, the light emitting device attached to the target recording medium case is turned on. Alternatively, as shown in FIG. 8, the light emitting device attached to the reproducing device is turned on. Alternatively, the light emitting device attached to the remote control is turned on. Alternatively, a warning sound output device attached to a target recording medium emits a warning sound. Alternatively, a warning sound output device attached to a target recording medium case emits a warning sound. Alternatively, a warning sound output device attached to the playback device emits a warning sound. Alternatively, a warning sound output device attached to the remote control emits a warning sound. Alternatively, the vibration device attached to the target recording medium vibrates. Alternatively, the vibration device attached to the target recording medium case vibrates. Alternatively, the vibration device attached to the remote control vibrates.

The search method described above is used in FIGS.
The present invention can be applied to a search for a recording medium stored in a rack as shown in FIG. The rack illustrated in FIG. 10 includes a plurality of shelves, and each shelf includes a wireless tag reader / writer and a light emitting device. That is, the target recording medium can be searched for by wireless communication between the wireless tag reader / writer on each shelf and the recording medium or the wireless tag attached to the recording medium case, and the search result can be reported. In this case, since the light emitting device serving as the notification means is provided for each shelf, the light emitting device can emit light to notify which shelf the target recording medium is stored.

On the other hand, the rack shown in FIG. 11 has a plurality of shelves, and each shelf has only a wireless tag reader / writer. In this case, it is assumed that a wireless tag is attached to a recording medium or a medium case accommodated in the rack. In other words, the target recording medium can be searched for by wireless communication between the wireless tag reader / writer on each shelf and the recording medium or the wireless tag attached to the recording medium case, and the light emitting device can emit light to notify the search result. .

FIG. 12 is a flowchart showing a process of changing the medium-related information when rewriting the recorded contents of the recording medium. When recording data of the recording medium is changed (ST2) due to recording of new data or erasing of recorded data (ST1), medium-related information is changed (ST3). The changed medium-related information is written to the wireless tag via the wireless tag reader / writer (ST
4).

It should be noted that the present invention is not limited to the above-described embodiment, and can be variously modified in an implementation stage without departing from the gist of the invention. In addition, the embodiments may be implemented in appropriate combinations as much as possible, in which case the combined effects can be obtained. Furthermore, the above embodiments include inventions at various stages, and various inventions can be extracted by appropriate combinations of a plurality of disclosed constituent elements. For example, even if some components are deleted from all the components shown in the embodiment, the problem described in the column of the problem to be solved by the invention can be solved, and the effects described in the column of the effect of the invention can be solved. If you get
A configuration from which this configuration requirement is deleted can be extracted as an invention.

[0045]

According to the present invention, the following medium recording content acquisition system and information recording medium retrieval system can be provided.

(1) The information recorded on the information recording medium can be easily and quickly guided without reproducing the information recording medium (optical disk or the like) one by one, which is necessary for the user to know the recorded contents. Media recording content acquisition system that can save time and effort.

(2) When the recorded contents recorded on the information recording medium (such as an optical disk) are listed in correspondence with the identification number, the retrieval result of the target information recording medium can be obtained simply by selecting the recorded contents. An information recording medium search system capable of clearly notifying and contributing to saving time and effort required for a user to search for a target information recording medium.

[Brief description of the drawings]

FIG. 1 is a diagram for explaining a first example of a medium recording content acquisition system according to the present invention.

FIG. 2 is a diagram for explaining a second example of the medium recording content acquisition system according to an example of the present invention.

FIG. 3 is a diagram showing a display example of recorded contents transmitted from a wireless tag.

FIG. 4 is a diagram showing a state of communication between a wireless tag (non-contact IC) and a wireless tag reader / writer (reader / writer).

FIG. 5 is a diagram showing details of a wireless tag reader / writer (reader / writer).

FIG. 6 is a diagram showing details of a wireless tag (non-contact IC).

FIG. 7 is a diagram illustrating a state in which information on a recording medium is obtained by a playback device.

FIG. 8 is a diagram illustrating a state in which when a recording medium (a target recording medium) is brought close to a reproducing apparatus, a light emitting device attached to the reproducing apparatus is turned on as a result of a search by wireless communication.

FIG. 9 is a diagram showing a state where a light emitting device attached to a remote control is turned on as a result of a search by wireless communication when the remote control is brought close to a recording medium (a target recording medium).

FIG. 10 is a diagram illustrating a state in which the present invention is applied to a rack including a plurality of shelves, each of which includes a wireless tag reader / writer and a light emitting device.

FIG. 11 is a diagram illustrating a state in which the present invention is applied to a rack including a plurality of shelves, each of which includes only a wireless tag reader / writer.

FIG. 12 is a flowchart showing a process of changing medium-related information when rewriting the recorded content of a recording medium.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Recording medium 2 ... Recording medium case 3, 4 ... Wireless tag 5 ... Reproduction device 6 ... Wireless tag reader / writer 7 ... Remote controller (remote control) 8 ... Wireless tag reader / writer 10 ... Recording medium 11 ... Recording medium case 12, 13 ... Wireless Tag 14 ... Reproducing device 15 ... Wireless tag antenna 16 ... Remote control 17 ... Wireless tag antenna 18 ... Recording medium storage box 19 ... Wireless tag antenna 20 ... Wireless tag reader / writer 21 ... Wire 22, 23 ... Wireless tag reader / writer 101 ... CPU 102 ... Reader / writer 103 ... Antenna unit 104 ... Readable area 105 ... Non-contact type IC 111 ... Control circuit 112 ... Memory 113 ... Transmission circuit 114 ... Reception circuit 115 ... Transmission antenna 116 ... Reception antenna 121 ... Main body 122 ... Transmission and reception antenna 123 ... Control circuit 1 4 ... memory 125 ... modulation demodulation circuit 126 ... power generation circuit

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI theme coat ゛ (Reference) G11B 23/40 G11B 27/34 P 27/34 G06K 19/00 Q (72) Inventor Hiroyuki Sakamoto Kawasaki, Kanagawa Prefecture 70, Yanagicho, Yukicho, Ichiku-ku, Toshiba Soshio Engineering Co., Ltd. (72) Inventor Satoshi Baba 70, Yanagimachi, Yukicho, Kawasaki, Kanagawa No. 70 Toshiba Yanagicho Office F-term (reference) 5B035 AA00 BB01 BB09 BC00 CA23 5B058 CA17 KA02 KA04 KA06 KA13 YA20 5D029 PA03 PA09 5D077 AA23 AA38 BA18 BB05 CA11 DC12 EA34 FA05 FA08 HB02 HC05 HC09

Claims (22)

[Claims] 1. A recording content receiving unit for receiving recording content transmitted from an information recording medium or a communication unit attached to a case of the information recording medium, and displaying the recording content received by the recording content receiving unit. A medium recording content acquisition system, comprising: recording content display means. 2. A recording content transmitting means for transmitting recording content to an information recording medium or a communication unit attached to a case of the information recording medium, and a recording content receiving unit for receiving the recording content transmitted from the communication unit. And a recording content display means for displaying the recording content received by the recording content receiving means. 3. The medium recording content acquisition system according to claim 1, wherein a reproducing device for reproducing the information recording medium has the recording content receiving means. 4. A medium recording content acquisition system according to claim 2, wherein a reproducing apparatus for reproducing the information recording medium has said recording content transmitting means and said recording content receiving means. 5. A medium recording content acquisition system according to claim 1, wherein a reproducing device for reproducing the information recording medium has said recording content display means. 6. A medium recording content acquisition system according to claim 1, wherein a remote control device for remotely controlling a reproducing device for reproducing the information recording medium has said recording content receiving means. 7. A medium recording content acquisition device according to claim 2, wherein a remote control device for remotely controlling a reproducing device for reproducing the information recording medium has said recording content transmitting means and said recording content receiving means. system. 8. A medium recording content acquisition system according to claim 1, wherein a remote control device for remotely controlling a reproducing device for reproducing the information recording medium has said recording content display means. 9. The medium recording content acquisition system according to claim 1, wherein a box for storing an information recording medium has said recording content receiving means. 10. The medium recording content acquisition system according to claim 2, wherein the box storing the information recording medium includes the recording content transmitting unit and the recording content receiving unit. 11. Reading means for reading, by wireless communication, identification information unique to a medium stored in each information recording medium or a wireless IC attached to a case of the information recording medium, and identification information read by said reading means. Corresponding to
Display means for displaying a list of recorded contents recorded on each information recording medium; selecting means for selecting a desired recorded content from among the recorded contents listed on the display means; and an object selected by the selecting means An information recording medium search system, comprising: a search unit that searches for a target information storage medium based on identification information corresponding to the recorded content of (1); and a notification unit that notifies a search result by the search unit. 12. The bar code reader, wherein the search means has a bar code reader, and the bar code reader reads a bar code in which the identification information attached to each information recording medium or the case of the information recording medium is converted into a bar code. The information recording medium search system according to claim 11, wherein the system searches for a target information recording medium. 13. A contact type IC reader, wherein said search means has a contact type IC reader, and reads said IC storing said identification information attached to each information recording medium or a case of said information recording medium by said contact type IC reader. The information recording medium retrieval system according to claim 11, wherein the information recording medium is retrieved. 14. The non-contact IC reader according to claim 1, wherein said search means has a non-contact IC reader, and stores said identification information attached to each information recording medium or a case of said information recording medium.
The information recording medium search system according to claim 11, wherein the information is read by a reader and a target information storage medium is searched. 15. The notifying means has a light emitting means, and when a target information recording medium is found by the search of the search means, the target information recording medium or the target information recording medium attached to a case of the target information recording medium. The information recording medium search system according to claim 11, wherein the light emitting means emits light. 16. The notifying means has a light emitting means, and when a target information recording medium is found by the search of the search means, the light emitting means attached to a reproducing apparatus for reproducing the information recording medium emits light. The information recording medium retrieval system according to claim 11, wherein: 17. The remote control device according to claim 1, wherein said notifying means has a light emitting means, and is attached to a remote controller for remotely controlling a reproducing apparatus for reproducing said information recording medium when a target information recording medium is found by said searching means. The information recording medium search system according to claim 11, wherein the light emitting means emits light. 18. The information means has a warning sound output means, and when the search means finds a target information recording medium, the notification means is attached to the target information recording medium or a case of the target information recording medium. The information recording medium search system according to claim 11, wherein the warning sound output means emits a warning sound. 19. A warning sound output means attached to a reproducing apparatus for reproducing an information recording medium when a target information recording medium is found by the search by the search means. The information recording medium search system according to claim 11, wherein the means emits a warning sound. 20. The notifying means has a warning sound output means, and when a target information recording medium is found by the search by the search means, a reproducing apparatus for reproducing the information recording medium is attached to a remote controller for remote control. The information recording medium search system according to claim 11, wherein the warning sound output means emits a warning sound. 21. The notifying means has a vibrating means, and when a target information recording medium is found by the search of the search means, the target information recording medium or the target information recording medium attached to a case of the target information recording medium. The information recording medium search system according to claim 11, wherein the vibration unit vibrates. 22. The notifying means has a vibration means, and is attached to a remote controller for remotely controlling a reproducing apparatus for reproducing the information recording medium when a target information recording medium is found by the searching means. The information recording medium search system according to claim 11, wherein the vibration unit vibrates.