JP2012211947A - Audio device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To support automatic storage of music identification information into the internal memory when music identification information becomes ready to be received even when a user issues an instruction to acquire music identification information in an environment where sufficient data needed to store music identification information is not received.SOLUTION: An audio device comprises: a radio receiving part that receives radio broadcast including music identification information that identifies music; an operation part that issues an instruction to acquire music identification information on a piece of music on the air; a control part that control storage of music identification information according to an instruction from the operation part; and internal memory that stores music identification information. The internal memory comprises: a temporal storage table that stores the newest and preceding pieces of music identification information received; a non-stored music identification table that stores information that identifies music at least when receiving information that identify music in an environment where all music identifying information cannot be received, and when receiving an instruction from the operation part to acquire music identification information.

Description

  The present invention relates to an audio device equipped with a digital radio receiver for receiving simulcast, in the case where there is an instruction from the user to save the music identification information in an environment where some or all of the music identification information cannot be received. The present invention also relates to an audio device that can be automatically stored in an internal memory.

  The conventional audio device shown in Patent Document 1 takes in music additional information data transmitted together with audio data when a user operates the operation unit while receiving digital radio broadcast or FM multiplex broadcast, and designates download. Record in memory. In response to the user's re-instruction, the download designation unit transmits the music additional information data recorded in the download designation memory to the audio distribution center. The audio distribution center retrieves the designated song from the audio database and transmits it to the audio device side. The audio device records the transmitted music data on an audio recording medium. When accessing the audio distribution center via a personal computer, connect an external memory such as portable audio to the audio device, transfer the recorded music identification information to the external memory, and connect it to the personal computer. This makes it possible to implement the above technique.

JP 2002-319226 A

  However, since the conventional audio device shown in Patent Document 1 can be stored in the internal memory only when all the data necessary for storing the music identification information is received, If you are receiving an analog broadcast that is being broadcast, or if you are not able to receive enough data even though it is a digital broadcast, even if you are instructed to save music identification information, There was a problem that it could not be saved in memory.

  The present invention was made in order to solve the conventional problem, and even in the environment where sufficient data cannot be received during analog broadcast reception or digital broadcast reception, even when there is an instruction to acquire music identification information from the user, When the music identification information can be received, it can be automatically saved in the internal memory. When an external memory such as portable audio is connected, the music identification information is transferred from the internal memory to the external memory. An object of the present invention is to provide an audio device equipped with a digital radio receiver.

The present invention includes a radio reception unit that receives a radio broadcast including music identification information that identifies music represented by an audio signal being broadcast, an operation unit that instructs acquisition of music identification information of the music being broadcast, A control unit that controls storage of the music identification information according to an instruction of the operation unit; and an internal memory that stores the music identification information;
The internal memory stores all of the music identification information when a temporary storage table that stores the received latest and previous music identification information and an instruction to acquire the music identification information from the operation unit are received. An audio apparatus comprising: an unsaved music identification table for storing information for specifying the music when at least information specifying the music is received in a situation where the music cannot be received.

  According to the present invention, in an environment where the user cannot sufficiently receive the data necessary for storing the music identification information, the environment is such that the music identification information can be received even when an instruction to acquire the music identification information is given. Sometimes it can be automatically saved to internal memory.

The block diagram which shows the internal structure of the audio apparatus in embodiment of this invention Explanatory drawing which shows an example of the temporary storage table preserve | saved at the internal memory of the audio apparatus in embodiment of this invention Explanatory drawing which shows an example of the unsaved music identification table preserve | saved at the internal memory of the audio apparatus in embodiment of this invention Explanatory drawing which shows an example of the table for tag management preserve | saved at the internal memory of the audio apparatus in embodiment of this invention The flowchart showing the behavior at the time of the new music reception of the audio apparatus in the embodiment of the present invention. The flowchart showing the behavior at the time of the music identification information acquisition instruction generation of the audio apparatus in the embodiment of the present invention. Flowchart of temporary storage table creation processing of audio device in the embodiment of the present invention Flowchart of unsaved music identification table creation processing of the audio device in the embodiment of the present invention Flowchart of tag management table creation processing of audio device in the embodiment of the present invention The flowchart showing the behavior at the time of the external memory connection of the audio apparatus in the embodiment of the present invention.

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

An audio apparatus according to the present invention includes a radio receiver capable of receiving digital radio broadcast and simulcast analog broadcast, and can identify music from a user in an environment where data necessary for storing music identification information cannot be received. Even when there is an instruction to acquire information, it is possible to automatically save the information in the internal memory when the music identification information is received.
Further, when the audio device is connected to an external memory such as portable audio, the audio device can transfer the music identification information to the external memory and store the music identification information in the external memory.
As a result, the external memory is connected to a device such as a PC (Personal Computer) that can be connected to the Internet, and the desired music is obtained via the Internet using the music identification information in the external memory (stored in a hard disk of the PC). can do.

  FIG. 1 is a block diagram showing an internal configuration of an audio apparatus 1 according to an embodiment of the present invention.

  The audio apparatus 1 includes a radio reception unit 11a, a demodulation / separation unit 11b, a removable disk drive 12, an external interface 13, a control unit 14, an audio processing unit 15, a speaker 16, a display unit 17, and an operation unit to which a reception antenna ANT is connected. 18 and an internal memory 19.

  The internal memory 19 stores the temporary storage table 20, the unsaved music identification table 21, and the tag management table 22.

  The audio device 1 can selectively connect an external device such as a portable storage device 2 such as a semiconductor memory card or a USB memory device and a portable audio player 3 via the external interface 13.

  Next, the portable storage device 2 and the portable audio player 3 connected to the audio device 1 will be described.

  The portable storage device 2 is configured by a semiconductor memory card, a USB (universal serial bus) memory device, or the like, and is connected to the audio device 1 via the external interface 13. The portable storage device 2 stores audio files of music that can be played back by the audio device 1. The portable storage device 2 stores music identification information of audio data saved in an audio file.

  The portable audio player 3 is a portable device that records a music audio file on a hard disk drive (HDD) built in the portable audio player 3 or a semiconductor memory such as a RAM and reproduces the recorded audio file. . The portable audio player 3 stores music identification information of audio data saved in an audio file.

  Further, when the portable audio player 3 is used alone, the audio represented by the audio data stored in the audio file is output to the audio output terminal provided in the portable audio player 3 during the audio file reproduction process.

  When the portable audio player 3 is connected to the audio device 1, the audio data of the audio file is output to the audio device 1 via the external interface 13 during the audio file reproduction process.

  When the portable storage device 2 and the portable audio player 3 are connected to the audio device 1 via the external interface 13, the portable storage device 2 and the portable audio player 3 acquire and store music identification information stored in a tag management table 22 described later from the audio device 1. .

  Next, the internal configuration of the audio apparatus 1 will be described.

  The radio receiving unit 11a receives a digital radio broadcast including music identification information via the receiving antenna ANT. Here, the music identification information specifies music that is being broadcast (reproduced) in digital radio broadcasting or represents the attributes of music, and is also referred to as tag information.

In the embodiment of the present invention, information including the title name (music name), artist name, music ID, reproduction date and time, broadcast station name, etc. of the music is used for the music identification information of each music.
In particular, the set of the title name, the song ID, the playback date and the broadcast station name of the song is information that identifies the song because the song can be uniquely identified.

  The radio reception unit 11 a receives a broadcast signal of an analog radio broadcast or a digital radio broadcast of a reception channel selected (selected) by the user via the operation unit 18. The received broadcast signal is input to the demodulation / separation unit 11b.

  The demodulation / separation unit 11b receives the broadcast signal output from the radio reception unit 11a. The demodulator / separator 11b demodulates the input broadcast signal. When receiving the digital radio broadcast signal, the demodulation / separation unit 11b separates the input broadcast signal into music audio data and music identification information by demodulation. The demodulation separation unit 11b outputs the audio data and the music identification information to the control unit 14, respectively.

  The removable disk drive 12 is a device capable of reproducing a CD (compact disk) or a DVD (digital versatile disk). For example, when a CD is inserted into the removable disk drive 12, the control unit 14 reads out an audio file recorded on the inserted CD, and outputs the audio via the audio processing unit 15 and the speaker 16.

  The control unit 14 includes a CPU (central processing unit), a ROM (read only memory), a RAM (random access memory), and the like built in the audio device 1, and each unit of the audio device 1 according to a program stored in the ROM. To control the operation.

  For example, when a digital radio broadcast is set as an audio source by the operation of the operation unit 18 by the user, the control unit 14 responds to a user operation of the operation unit 18 among broadcast stations that can be broadcast (reproduced) by the audio apparatus 1. The reception channel that can be received by the radio reception unit 11a is set.

  Further, the control unit 14 causes the audio processing unit 15 to output the sound represented by the audio data output from the demodulation / separation unit 11b to the speaker 16.

  Further, it is assumed that an audio file recorded on a portable storage device 2 connected to the external interface 13 or a CD or DVD attached to the removable disk drive 12 is instructed by a user operating the operation unit 18. . In this case, the control unit 14 reads out the audio data of the audio file instructed to be reproduced, outputs the audio data to the audio processing unit 15, and outputs the sound represented by the output audio data from the speaker 16 to the audio processing unit 15. Let

  Further, when the user is instructed to reproduce the portable audio player 3 connected to the external interface 13 by operating the operation unit 18, the control unit 14 transmits the audio file instructed to reproduce from the portable audio player 3. get. The control unit 14 causes the audio processing unit 15 to output the sound represented by the audio data stored in the audio file acquired from the portable audio player 3 to the speaker 16.

  The audio processing unit 15 inputs the audio file output by the control unit 14. The audio processing unit 15 performs a process of amplifying the level of sound (music) represented by the audio data stored in the input audio file and outputting the amplified level to the speaker 16.

  The speaker 16 outputs the audio data amplified by the audio processing unit 15.

  The display unit 17 is configured by, for example, an LCD (liquid crystal display) of the audio device 1 and displays a broadcast station capable of receiving digital radio broadcasts or music identification information under the control of the control unit 14.

  The operation unit 18 is provided, for example, on the front surface of the audio apparatus 1, and includes various buttons, direction keys, numeric keys, hardware such as a touch panel disposed on the display unit 17, or the buttons and directions on the display unit 17. A software keyboard having functions such as keys and numeric keys is configured by software displayed virtually.

  In addition, the operation unit 18 may be configured by a reception unit that can receive an operation signal including an operation content from a remote controller terminal different from the audio device 1.

  As shown in FIG. 1, a temporary storage table 20, an unsaved music identification table 21, and a tag management table 22 are stored in the internal memory 19.

  The temporary storage table 20 stores the music identification information of the music among the audio data of the music and the music identification information separated by the demodulation separation unit 11b when the radio reception unit 11a receives the digital radio broadcast.

  The unsaved music identification table 21 indicates the music in the music identification information among the audio data and the music identification information of the music separated by the demodulation separation unit 11b when the radio reception unit 11a receives the digital radio broadcast. Save the information you identify. Below, although music ID is demonstrated as an example of the information which specifies a music, it is also possible to perform the same process using the information which specifies another music.

  Here, FIG. 2 is an example of the temporary storage table 20 stored in the internal memory 19 of the audio apparatus 1 according to the embodiment of the present invention. As shown in FIG. 2, the music identification information is information including an artist, a title, a music ID, a broadcasting station, a broadcasting date and time, and the like.

  As described above, the temporary storage table 20 includes the music identification information of the music among the audio data and the music identification information of the music separated by the demodulation separation unit 11b when the radio reception unit 11a receives the digital radio broadcast. Is a table for storing When the demodulation / separation unit 11b outputs the music identification information of the music to the control unit 14, the control unit 14 overwrites and saves the music identification information on the number 1 of the temporary storage table 20 every time the music identification information is received. The music identification information in number 1 is overwritten and saved in number 2. As a result, the latest received music identification information is always stored in the number 1 of the temporary storage table 20, and the last received information is stored in the number 2.

  Next, FIG. 3 is an example of the unsaved music identification table 21 stored in the internal memory 19 of the audio apparatus 1 according to the embodiment of the present invention. As shown in FIG. 3, the unsaved music identification table 21 is a table that stores a music ID, which is information for specifying a music, among the music identification information of the music. When there is an instruction to acquire music identification information by operating the operation unit 18, the data necessary for creating the music identification information has not been sufficiently received, and at least being reproduced If the song ID of the song being broadcast is received, it is saved.

  Next, FIG. 4 is an example of the tag management table 22 stored in the internal memory 19 of the audio apparatus 1 according to the embodiment of the present invention. As shown in FIG. 4, the tag management table 22 is a table for storing music identification information including artist, title, music ID, broadcast station, broadcast date and time, and the like. When an instruction to obtain music identification information is given by the user operating the operation unit 18, or when it is determined by the control unit 14 that the music identification information being received or stored in the temporary storage table 20 is to be saved, Is stored in the tag management table 22.

Here, when an external memory such as the portable storage device 2 or the portable audio player 3 is connected to the audio device 1, the control unit 14 transfers the music identification information stored in the tag management table 22 to the external memory. . Further, at this time, the control unit 14 deletes the transferred music identification information from the tag management table 22.
When the temporary storage table 20, the unsaved music identification table 21, and the tag management table 22 are saved in the internal memory 19, each table is saved as a separate file as well as saved in one table. It also includes setting flags and markers so that information corresponding to these tables can be extracted. The case where necessary information can be extracted by setting a flag or the like as described above is also included in the “table”.
Also, the internal memory 19 may be physically provided with three memories to store the respective tables, or may be provided with one physical memory to store the respective tables by dividing an area.

  The processing operation of the audio apparatus 1 configured as described above will be described below. First, the behavior when a new musical piece is received during digital radio broadcasting in the audio apparatus 1 according to the present invention will be described.

  FIG. 5 is a flowchart of the behavior when the audio device 1 according to the embodiment of the present invention receives new music during digital radio broadcasting. Note that the audio device 1 performs each process of the flowchart of FIG. 5 every time the radio reception unit 11a receives a new musical piece while broadcasting a digital radio.

  When the demodulator / separator 11b receives a new music piece, in FIG. 5, the control unit 14 first confirms whether or not the music piece identification information has been received (step S501), and if not received (NO in step S501). ) End the process.

  If it has been received (YES in step S501), the temporary storage table 20 described later is created (step S502). Thereafter, it is confirmed whether the tag creation mode described later is 1 (step S503). If the tag creation mode is 1 (YES in step S503), the two pieces of music identification information (latest and previous one) stored in the temporary storage table 20 are compared (step S504). If the two are the same (YES in step S504), a process for creating the tag management table 23 described later is performed (step S505), and this process ends.

  If the tag creation mode is not 1 (NO in step S503) or if the two music identification information stored in the temporary storage table 20 is not identical (NO in step S504), the received music identification information It is confirmed whether or not the music ID exists in the unsaved music identification table 21 (step S506). If it exists (YES in step S506), the tag creation mode is set to 3 and the process proceeds to step S505. If so (NO in step S506), the process ends.

  Thereby, the audio apparatus 1 ends the process shown in FIG.

  Here, the tag creation mode is data used when creating the tag management table 22, and is 1 when an instruction to acquire music identification information is received during analog radio broadcast reception, and during digital radio broadcast reception. If there is an instruction to acquire music identification information and the music identification information has been received, 2 is set. If the music ID of the received music identification information is in the unsaved music identification table 21, tag management is performed. The table 22 can be created.

  Next, the behavior when there is an instruction to acquire music identification information in the audio apparatus 1 according to the present invention will be described.

  FIG. 6 is a flowchart of the behavior when the audio device 1 is instructed to acquire music identification information in the embodiment of the present invention. This process is performed when an instruction to acquire music identification information is given from the operation unit 18 regardless of whether the digital radio broadcast or the analog radio broadcast is being performed.

  In FIG. 6, the control unit 14 first confirms whether digital radio broadcast is received (step S601), and if received (YES in step S601), determines whether or not the music identification information can be received (step S602). ). If it can be received (YES in step S602), it is confirmed whether an external memory such as a portable audio player is connected (step S603). If it is connected (YES in step S603), the received music identification information is stored in the external. The data is transferred to the memory (step S604), and the process is terminated.

  If the digital radio broadcast has not been received (NO in step S601), the tag creation mode is set to 1 (step S605), and the process ends.

  If the music identification information cannot be received (NO in step S602), the process moves to the process of creating the unsaved music identification table 21 described later (step S606), and the process ends.

  If the external memory is not connected (NO in step S603), the tag creation mode is set to 2 (step S607), and the process proceeds to the tag management table 22 creation process described later (step S608). The process ends.

  Thereby, the audio apparatus 1 complete | finishes the process shown in FIG.

  Next, a process for creating the temporary storage table 20 in the audio apparatus 1 according to the present invention will be described.

  FIG. 7 is a flowchart of processing for creating the temporary storage table 20 of the audio apparatus 1 according to the embodiment of the present invention. As shown in FIG. 5, this processing is performed only when a new music is received and digital music identification information is received during digital radio broadcasting.

  In FIG. 7, the control unit 14 first confirms whether or not the music identification information is stored in the temporary storage table 20 (step S701), and if it is stored (YES in step S701), the number 1 in the temporary storage table 20 is stored. The music identification information stored in is stored in number 2 (step S702), and the received music identification information is stored in number 1 in the temporary storage table 20 (step S703).

  If the music identification information is not stored in the temporary storage table 20 (NO in step S701), the process proceeds to step S703 without performing the process in step S702.

  As a result, the audio apparatus 1 ends the processing shown in FIG.

  By performing this process, the latest received music identification information is always stored in number 1 of the temporary storage table 20, and the last received information is stored in number 2.

  Also, as shown in FIG. 5 and FIG. 6, when there is an instruction to acquire music identification information during analog radio broadcasting, the tag creation mode is set to 1 and music identification information is received in digital radio broadcasting. Compares the music identification information stored in numbers 1 and 2 of this temporary storage table, and if the two are the same, it is determined that the same music was being reproduced even during analog radio broadcasting. It can be stored in the management table 22.

  Next, the creation process of the unsaved music identification table 21 in the audio apparatus 1 according to the present invention will be described.

  FIG. 8 is a flowchart of processing for creating the unsaved music identification table 21 of the audio apparatus 1 according to the embodiment of the present invention. As shown in FIG. 6, this processing is performed only when there is an instruction to acquire music identification information during digital radio broadcasting, and the music identification information cannot be received.

  In FIG. 8, the control unit 14 determines whether or not the music ID is received by the demodulation / separation unit 11b in digital radio broadcasting (step S801). If the music ID is received (YES in step S801), the unsaved music identification is performed. It is confirmed whether or not the same music ID exists in the table 21 (step S802). If it exists (YES in step S802), the display unit 17 displays that the music identification information acquisition has been reserved (step S803) and ends the process.

  If the same music ID does not exist in the unsaved music identification table 21 (NO in step S802), the received music ID is added to the unsaved music identification table 21 (step S804), and the display unit 17 To the effect that the reservation for obtaining the music identification information has been made (step S805), and the process is terminated.

  If the music ID has not been received (NO in step S801), a message that music identification information cannot be acquired is displayed on the display unit 17 (step S806), and the process ends.

  By performing this process, the audio device 1 stores the music ID even in an environment where the music identification information cannot be received during digital radio broadcasting, thereby obtaining new music identification information as shown in FIG. If the same music ID is present in the unsaved music identification table 21 when received, the music identification information can be automatically saved.

  Next, a process for creating the tag management table 22 in the audio apparatus 1 according to the present invention will be described.

  FIG. 9 is a flowchart of processing for creating the tag management table 22 of the audio apparatus 1 according to the embodiment of the present invention. In this process, as shown in FIG. 5, the music identification information is received during the digital radio broadcast, and the tag creation mode is 1 and the music identification information stored in number 1 of the temporary storage table 20 is the same as that of number 2. If the received music ID is present in the unsaved music identification table 21, the music identification information is received during the digital radio broadcast, and there is an instruction to acquire it. Only when the three events occur.

  In FIG. 9, the control unit 14 divides processing to be performed according to the type of tag creation mode. If the tag creation mode is 1 (YES in step S901), the music identification information stored at number 1 in the temporary storage table 21 is additionally stored in the tag management table 22 (step S902) and stored in the unsaved music identification table 21. If there is the same music ID, it is deleted (step S903), the tag creation mode is set to 0 (step S904), and the process is terminated.

  When the tag creation mode is 2 or 3 (NO in step S901 and YES in step S905), the received music identification information is additionally stored in the tag management table 22 (step S906), and the process proceeds to step S903.

  If the tag creation mode is not 2 or 3 (NO in step S905), the process proceeds to step S904.

  By performing this process, the music identification information is received during digital radio broadcasting, and the tag creation mode is 1 and the music identification information stored in the number 1 of the temporary storage table 20 is the same as that of the number 2 When the received music ID exists in the unsaved music identification table 21 and when three types of events occur when the music identification information is received during the digital radio broadcast and the acquisition instruction is given, a tag is generated. It becomes possible to update the management table.

  Next, the behavior when an external memory is connected in the audio apparatus 1 according to the present invention will be described.

  FIG. 10 is a flowchart of the behavior when an external memory such as the portable storage device 2 or the portable audio player 3 is connected to the audio device 1 according to the embodiment of the present invention.

  In FIG. 10, the control unit 14 first checks whether or not the music identification information is stored in the tag management table 22 (step S1001). If the music identification information is stored (YES in step S1001), the data is stored in the external memory. (Step S1002), the music identification information in the tag management table 22 is deleted (step S1003), and the process is terminated.

  If the music identification information is not stored in the tag management table 22 (NO in step S1001), the process ends without performing anything.

As an external memory in the present embodiment, a mobile phone terminal such as a so-called smartphone that can be connected to the Internet may be used so that the smartphone downloads music via the Internet. In this case, the downloaded music may be stored in a memory such as a memory in the smartphone or an HDD in the audio device.
In addition, a communication unit is provided by directly connecting to the control unit 13 of the audio apparatus via a bus, and the control unit 13 refers to the tag management table 22 to download music via the communication unit, and can write to the internal memory 19 or the like. The music downloaded to the external memory via the removable disk drive 12 or the external interface 13 may be stored.

  As described above, according to the audio device 1 according to the embodiment of the present invention, even when the user gives an instruction to store the music identification information in an environment where the data necessary for storing the music identification information cannot be sufficiently received. When the music identification information can be received, it can be automatically stored in the internal memory.

  Further, the internal memory of the audio device of the present invention further includes a tag management unit that stores the music identification information stored in the temporary storage table or the unsaved music identification table when an instruction to acquire the music identification information is given from the operation unit. Provide a table.

In addition, the control unit of the audio device according to the present invention, when an operation for acquiring music identification information occurs during analog radio broadcasting from the operation unit, the latest music received by digital radio broadcasting before the operation is performed. The identification information and the latest music identification information received after switching to digital radio broadcasting are stored in the temporary storage table for comparison. If the two are the same, after switching to digital radio broadcasting The music identification information of the received music is stored in the tag management table.
Alternatively, the audio device of the present invention also includes a radio reception unit that receives a radio broadcast including music identification information that identifies music represented by the audio signal being broadcast, and an instruction to acquire music identification information of the music being broadcast. An operation unit to perform, a control unit that controls storage of music identification information according to an instruction from the operation unit, and an internal memory that stores music identification information, and the internal memory receives the latest and previous music identification information received An internal memory including a tag management table for storing music identification information stored in the temporary storage table when an instruction to acquire music identification information is received from the operation unit. When an operation for obtaining music identification information occurs during analog radio broadcasting from the operation unit, the latest music information received by digital radio broadcasting before the operation is performed. The information and the latest music identification information received after switching to digital radio broadcasting are stored in a temporary storage table for comparison, and if the two are the same, they are received after switching to digital radio broadcasting. The music identification information of the music is stored in the tag management table.
As a result, even when the user performs an operation of acquiring music identification information during analog radio broadcasting that is simultaneously broadcasting the same content as digital radio broadcasting, the music identification information is automatically received when it becomes receivable. Can be stored in the internal memory.

In addition, the control unit of the audio device of the present invention may be configured to identify at least a piece of music in a situation where all of the piece of music identification information cannot be received when an operation for obtaining the piece of music identification information occurs during digital radio broadcasting from the operation unit. Is stored in the unsaved music identification table, and when music identification information including information specifying the same music is received later, the information is stored in the tag management table.
Alternatively, the audio device of the present invention receives a radio broadcast including music identification information for identifying music represented by the audio signal being broadcast, and an operation for instructing acquisition of music identification information of the music being broadcast A control unit that controls storage of the music identification information according to an instruction from the operation unit, and an internal memory that stores the music identification information, and the internal memory has received an instruction to acquire the music identification information from the operation unit At this time, in a situation where all of the music identification information cannot be received, if at least information specifying the music is received, an unsaved music identification table for storing information for specifying the music, and an instruction to acquire the music identification information from the operation unit An internal memory including a tag management table for storing music identification information stored in the unsaved music identification table in the case where there is When an operation to acquire music identification information occurs during radio broadcasting, when all the music identification information cannot be received and at least information specifying the music is received, the information specifying the music is not stored. When the music identification information including information for specifying the same music is received later, it is saved in the tag management table.
As a result, even when all of the music identification information cannot be received, information for specifying the music, for example, a music ID is stored and information acquisition is reserved, so that when the same music is later played back automatically The music identification information can be stored in the user and the efficiency of the user's music identification information acquisition can be improved

Furthermore, the audio apparatus of the present invention includes an external interface that can be connected to an external device, and the control unit stores the music identification information stored in the tag management table in the external device via the external interface.
Thereby, the music identification information that is stored in the audio device and not stored in the external memory can be transferred to the external memory, and the range of use of the music identification information of the user can be expanded.

  While various embodiments have been described with reference to the accompanying drawings, it goes without saying that the present invention is not limited to such examples. It will be apparent to those skilled in the art that various changes and modifications can be made within the scope of the claims, and these are naturally within the technical scope of the present invention. Understood.

  The audio apparatus provided with the digital radio receiver of the present invention is useful not only as a home audio apparatus but also as an in-vehicle audio apparatus or a portable type audio apparatus.

DESCRIPTION OF SYMBOLS 1 Audio apparatus 2 Portable storage device 3 Portable audio player 11a Radio receiving part 11b Demodulation separation part 12 Removable disk drive 13 External interface 14 Control part 15 Audio processing part 16 Speaker 17 Display part 18 Operation part 19 Internal memory 20 Temporary storage table 21 Not yet Stored music identification table 22 Tag management table ANT Reception antenna

Claims (7)

A radio receiver that receives a radio broadcast including music identification information for identifying a music represented by the audio signal being broadcast;
An operation unit for instructing acquisition of music identification information of the music being broadcast;
A control unit that controls storage of the music identification information according to an instruction of the operation unit;
An internal memory for storing the music identification information;
The internal memory is
A temporary storage table for storing the received latest and previous music identification information;
When there is an instruction to acquire the music identification information from the operation unit, when at least information specifying the music is received in a situation where all of the music identification information cannot be received, the information specifying the music is stored. An audio device comprising: an unsaved music identification table. The internal memory further includes
An internal memory including a tag management table that stores the music identification information stored in the temporary storage table or the unsaved music identification table when an instruction to acquire the music identification information is received from the operation unit; The audio apparatus according to claim 1, wherein   The control unit, when an operation for acquiring the music identification information during analog radio broadcasting from the operation unit occurs, the latest music identification information received by digital radio broadcasting before the operation is performed, The latest music identification information received after switching to digital radio broadcasting is stored in the temporary storage table for comparison, and if the two are the same, the music received after switching to digital radio broadcasting 3. The audio apparatus according to claim 2, wherein music identification information is stored in the tag management table.   The control unit receives at least information identifying a song in a situation where all of the song identification information cannot be received when an operation for obtaining the song identification information occurs during digital radio broadcasting from the operation unit. The information identifying the music is stored in the unsaved music identification table, and later stored in the tag management table when the music identification information including information identifying the same music is received. The audio apparatus according to claim 2. An external interface that can be connected to external devices,
5. The audio apparatus according to claim 1, wherein the control unit causes the external device to store the music identification information stored in the tag management table via the external interface. . A radio receiver that receives a radio broadcast including music identification information for identifying a music represented by the audio signal being broadcast;
An operation unit for instructing acquisition of music identification information of the music being broadcast;
A control unit that controls storage of the music identification information according to an instruction of the operation unit;
An internal memory for storing the music identification information;
The internal memory is
A temporary storage table for storing the received latest and previous music identification information;
An internal memory including a tag management table for storing the music identification information stored in the temporary storage table when an instruction to acquire the music identification information is received from the operation unit;
The control unit, when an operation for acquiring the music identification information during analog radio broadcasting from the operation unit occurs, the latest music identification information received by digital radio broadcasting before the operation is performed, The latest music identification information received after switching to digital radio broadcasting is stored in the temporary storage table for comparison, and if the two are the same, the music received after switching to digital radio broadcasting An audio apparatus, wherein music identification information is stored in the tag management table. A radio receiver that receives a radio broadcast including music identification information for identifying a music represented by the audio signal being broadcast;
An operation unit for instructing acquisition of music identification information of the music being broadcast;
A control unit that controls storage of the music identification information according to an instruction of the operation unit;
An internal memory for storing the music identification information;
The internal memory is
When there is an instruction to acquire the music identification information from the operation unit, when at least information specifying the music is received in a situation where all of the music identification information cannot be received, the information specifying the music is stored. An unstored music identification table and an internal memory including a tag management table for storing the music identification information stored in the unsaved music identification table when an instruction to acquire the music identification information is given from the operation unit ,
The control unit receives at least information identifying a song in a situation where all of the song identification information cannot be received when an operation for obtaining the song identification information occurs during digital radio broadcasting from the operation unit. The information identifying the music is stored in the unsaved music identification table, and later stored in the tag management table when the music identification information including information identifying the same music is received. An audio device characterized by.