JP6641689B2 - Recording and playback system - Google Patents

Description

  The present invention relates to a portable recording / reproducing apparatus, and more particularly, to a portable recording / reproducing apparatus having a wireless LAN function.

  In a conventional recording / reproducing apparatus, parameters for defining recording conditions can be set by operating a GUI (graphical user interface) of the recording / reproducing apparatus to display a setting screen from a menu item, or by operating a remote control on a monitor or a television. For example, a method of displaying a setting screen and making a setting is used.

  However, since a portable recording / reproducing apparatus cannot display a setting screen on a monitor or a television, there are limitations on functions that can be remotely controlled, such as starting and stopping recording, and it is difficult to set recording parameters by remote control. There is a fact.

  Patent Literature 1 describes a method of setting a preset value in an audio signal processing device with a recording / reproducing function. A plurality of preset values (setting parameters) are recorded in a detachable data memory, and are used when necessary. It describes that a data memory is set in the apparatus main body, and necessary parameters are read out from a plurality of setting parameters and set.

  Patent Literature 2 describes a method of setting preset information in a camera control device that connects and controls a plurality of cameras. A plurality of different preset information are stored in both the camera and the camera control device. It describes that the preset information held in the camera control device is reflected on each camera, or the preset information read from a designated camera is reflected on another camera.

JP 05-344594 A JP 2010-114522 A

  By the way, it is assumed that a portable recording device performs live recording in which a plurality of bands appear. In rehearsals or actual productions, various recording parameters are set each time, a portable recording device is installed at an appropriate position, and when a remote control is available, recording is started and stopped by remote control.

  However, it is not unusual to want to change the recording level or change the recording format because the volume differs depending on the band, but in order to cope with this, the portable recording device must be placed at a position that can be easily operated. However, even if remote control can be performed by a remote controller, there is a dilemma that cannot be installed at an optimum position.

  Therefore, a technique that enables the portable recording / reproducing apparatus to be installed at an optimum position and easily set the recording parameters of the recording / reproducing apparatus by remote control is desired, and the same applies to the reproducing parameters.

  An object of the present invention is to provide a portable recording / reproducing apparatus and a recording / reproducing system having a wireless LAN function capable of setting recording parameters and reproduction parameters by remote control.

The present invention relates to a recording / reproducing system including a portable recording / reproducing apparatus and a portable device, wherein the portable device includes a wireless LAN module and a set value of a recording parameter including a combination of a plurality of set values for a plurality of set items related to recording. A portable device-side memory for recording a set , wherein the portable recording / reproducing apparatus includes a wireless LAN module, input means for inputting an audio signal, and recording comprising a combination of a plurality of setting values for a plurality of setting items relating to recording. includes a device-side memory for recording the parameters of the setting value set, and processing means for recording said audio signal by using a setting value set recording parameter, wherein the processing means, the wireless LAN module and the portable device When the wireless connection is made, the portable device side memory and the device side memory Characterized by recording the audio signal by using a setting value set selected by the user from among the recorded plurality of set value sets. In the present invention, the portable recording / reproducing apparatus further includes a second memory for recording a plurality of set values of a reproduction parameter, wherein the processing unit is configured to perform the processing when the wireless LAN module and a portable device are wirelessly connected. The audio signal may be reproduced using a set value selected from a plurality of set values recorded in the second memory in response to a selection command wirelessly transmitted from a portable device.

Further, the present invention provides a recording and reproducing system to which the portable recording and reproducing apparatus from the portable device, the portable device, recording a wireless LAN module, a setting value set recording parameters comprising a combination of a plurality of settings for Recording to includes a portable device-side memory, and the portable recording and playback apparatus records the wireless LAN module, an input means for inputting an audio signal, the setting value set recording parameters comprising a combination of a plurality of settings for recording Device-side memory, processing means for recording the audio signal on a recording medium using a set value set of recording parameters, the processing means, when the wireless LAN module and a portable device are wirelessly connected, The device recorded in the device-side memory in response to a command wirelessly transmitted from the portable device Wirelessly transmitted to the portable device reads the value set, the adjusted adjusting the setting value set selected by the user from the portable device side the setting value set stored in the memory and the set value set by wireless transmission A set value set is received from the portable device, and the audio signal is recorded using the received adjusted set value set . In the present invention, the portable recording / reproducing apparatus further includes a second memory for recording a set value of a reproduction parameter, wherein the processing unit is configured to perform the portable device when the wireless LAN module and the portable device are wirelessly connected. Read the setting value recorded in the second memory in response to a command wirelessly transmitted from the mobile device, wirelessly transmit to the mobile device, receive the adjusted setting value wirelessly transmitted from the mobile device, received adjustment The audio signal may be reproduced using the preset setting value.

  In one embodiment of the present invention, the portable device acquires the setting value via the Internet.

  According to the present invention, recording parameters of a portable recording / reproducing apparatus can be easily set by remote control. Therefore, while the portable recording / reproducing apparatus is installed at a desired position, the optimum recording parameters can be set from a remote position according to the recording target and the surrounding environment, so that the recording quality can be improved. The same applies to the reproduction parameters, and the optimum reproduction parameters can be set from a remote position.

FIG. 1 is a system configuration diagram of an embodiment. FIG. 5 is a diagram (part 1) illustrating recording parameter settings according to the embodiment. FIG. 7 is a diagram (part 2) illustrating recording parameter settings according to the embodiment. FIG. 7 is a diagram (part 3) illustrating recording parameter settings according to the embodiment. FIG. 7 is a diagram (part 4) illustrating recording parameter settings according to the embodiment. FIG. 2 is a configuration block diagram of a recording / reproducing device of the embodiment.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings, taking a portable recording and reproducing apparatus as an example.

  FIG. 1 is a system configuration diagram of the present embodiment. A portable recording / reproducing device (hereinafter, simply referred to as a recording / reproducing device) 10 is wirelessly connected to a portable device having a wireless connection function. In the present embodiment, the smartphone 12 is exemplified as a portable device having a wireless connection function, and a wireless LAN, more specifically, a Wi-Fi connection is exemplified as a wireless connection. Smartphones equipped with a Wi-Fi communication function such as a Wi-Fi module are known, and can connect to the Internet via an access point such as a wireless router.

  The recording / reproducing apparatus 10 has a well-known recording / reproducing function, processes an audio signal input from the built-in microphone 22 or the line input terminal 24, records it on a recording medium such as an SD card, and records the audio signal on the SD card. The audio signal is reproduced and output from the built-in speaker. The recording / reproducing device 10 includes a Wi-Fi module, and performs Wi-Fi connection with the smartphone 12. The Wi-Fi connection between the recording / reproducing device 10 and the smartphone 12 is basically a one-to-one connection, but may be a one-to-many connection as needed.

  The user of the recording / reproducing apparatus 10 inputs an audio signal of playing a desired music part or an audio signal of a band performance in live or the like to the built-in microphone 22 or the line input terminal 24 of the recording / reproducing apparatus 10 for recording. Although FIG. 1 shows the musical instrument 14 such as a guitar, any other parts such as a bass part, a vocal part, and a drum part may be used. The recording / reproducing apparatus 10 inputs an audio signal, records the signal on a recording medium such as an SD card, and records the signal.

  The smartphone 12 includes a Wi-Fi module, and makes a Wi-Fi connection with the recording / reproducing device 10. The user activates a predetermined application (an application necessary for monitoring and controlling the recording / reproducing device 10) installed in the smartphone 12, and controls the operation of the recording / reproducing device 10 by operating the application. That is, by operating the application, the smartphone 12 functions as a remote controller of the recording / reproducing device 10 and instructs the recording / reproducing device 10 to start recording, stop recording, start reproduction, stop reproduction, and the like.

The recording / reproducing device 10 processes various commands transmitted from the smartphone 12 via Wi-Fi, and executes recording or reproduction in accordance with the commands. When recording, the recording / reproducing apparatus 10 sets recording parameters in cooperation with the smartphone 12, and executes recording in accordance with the recording parameters. The recording parameters are any parameters relating to recording, and are exemplified as follows.
(1) Recording level (2) Recording format (3) Sampling frequency, number of quantization bits (4) Filter characteristics (5) Various effect processing (including limiter processing and reverb processing)

  Normally, these recording parameters are recorded in the memory of the recording / reproducing apparatus 10 as preset values in advance, and the audio signal is recorded by using these.

  However, even if it is desired to change the recording parameters for each band in live recording, the recording parameters must be changed while looking at the setting screen displayed on the display unit of the recording / reproducing apparatus 10. It is difficult to record.

  Therefore, in the present embodiment, the recording / reproducing device 10 and the smartphone 12 are connected by Wi-Fi connection, the recording / reproducing device 10 is installed at a desired position, and the setting values of the recording parameters of the recording / reproducing device 10 are set by the smartphone 12 at hand. Can be set arbitrarily. As a specific setting method of the recording parameters, the setting values of the recording parameters are transmitted from the smartphone 12 to the recording / reproducing device 10 via a Wi-Fi connection, and a plurality of setting values of the recording parameters are recorded in the recording / reproducing device 10 in advance. In advance, the smartphone 12 transmits a command for selecting a desired setting value from the above via the Wi-Fi connection. The recording parameters are recorded in the recording / reproducing apparatus 10 in advance, and the smartphone 12 records the recording parameters. The setting value is acquired and adjusted, and the adjusted setting value of the recording parameter is transmitted to the recording / reproducing device 10 via the Wi-Fi connection.

  FIGS. 2A to 2D are schematic diagrams illustrating setting of recording parameters in cooperation with the recording / reproducing device 10 and the smartphone 12.

  FIG. 2A is a schematic diagram of the first method. When the recording / reproducing device 10 and the smartphone 12 are connected by Wi-Fi, the user starts a predetermined application installed on the smartphone 12 and transmits to the recording / reproducing device 10 the set values of the recording parameters preset in the application. I do. The recording / reproducing apparatus 10 stores the received set values of the recording parameters in the memory, and executes recording using the stored set values. Even if the recording parameters are preset in the recording / reproducing apparatus 10, the setting values transmitted from the smartphone 12 are prioritized and used as the recording parameters. The recording / playback device 10 stores the set value transmitted from the smartphone 12 in the memory in addition to the preset value.

FIG. 2B is a schematic view of the second method. When the recording / reproducing device 10 and the smartphone 12 are Wi-Fi connected, the user activates a predetermined application installed on the smartphone 12. The predetermined application accesses a specific site on the Internet 100, downloads and acquires setting values of recording parameters, and transmits the setting values to the recording / reproducing device 10. The recording / reproducing apparatus 10 stores the received set values of the recording parameters in the memory, and executes recording using the stored set values. In this case, the smartphone 12 does not need to record the recording parameters in the memory in advance. In addition, if recording parameters are prepared for each environment where the recording / reproducing apparatus 10 is to record on a specific site of the Internet 100, the setting values of the recording parameters according to the environment where the recording / reproducing apparatus 10 is installed are downloaded. Can be set in the recording / reproducing apparatus 10. The setting value of the recording parameter according to the environment is, for example,
Recommended setting value when recording rock music at the stand seat of AA Dome,
Recommended settings for recording ballads at the arena seat of the BB Arena,
Recommended settings for recording jazz at CC Live House,
And so on. In general, the set value is determined for each recording location and music genre, but the present invention is not necessarily limited to this, and a set value for each band name, a set value for a large volume band, and the like may be possible.

FIG. 2C is a schematic diagram of the third method. When the recording / reproducing device 10 and the smartphone 12 are Wi-Fi connected, the user activates a predetermined application installed on the smartphone 12. The predetermined application requests the recording / reproducing device 10 for information regarding the set values of the recording parameters pre-recorded in the memory as preset values, and the recording / reproducing device 10 transmits the set value information to the smartphone 12 in response to the request. Send to For example, as a preset value in the memory of the recording / reproducing apparatus 10, a plurality of set values
Set value II
Is recorded in advance, the recording / reproducing apparatus 10 transmits the information of the setting values I and II to the smartphone 12. The predetermined application of the smartphone 12 receives the setting value information transmitted from the recording / reproducing device 10 and displays the setting value information on the screen of the smartphone 12. The user visually recognizes this screen and selects one of the setting values. The predetermined application transmits a selection command according to the user's selection to the recording and playback device 10. The recording / reproducing apparatus 10 receives the selection command, reads the setting value selected by the selection command from the memory, and executes recording using the read setting value.

The set values I and II may be at least one of a recording level, a recording format, a sampling frequency, a filter characteristic, an effect process, or a combination thereof. For example,
Set value I: recording level = L1, recording format = wav
Set value II: recording level = L2, recording format = mp3
And so on.

FIG. 2D is a schematic diagram of the fourth method. When the recording / reproducing device 10 and the smartphone 12 are Wi-Fi connected, the user activates a predetermined application installed on the smartphone 12. The predetermined application requests the recording / reproducing device 10 for a set value of a recording parameter previously recorded in a memory as a preset value, and the recording / reproducing device 10 transmits the set value to the smartphone 12 in response to the request. . The predetermined application of the smartphone 12 receives the setting value transmitted from the recording and playback device 10 and displays the setting value on the screen of the smartphone 12. The user sees this screen and adjusts the set values of the recording parameters. For example, if the setting value transmitted from the recording / reproducing device 10 is
Recording level = L2
Recording format = mp3
Sampling frequency = 48 kHz, 16 bits, so adjust this Recording level = L1
Recording format = wav
For example, the sampling frequency is changed to 96 kHz and 24 bits. When the user's adjustment is completed, the predetermined application transmits the adjusted setting value to the recording / reproducing device 10. The recording / reproducing device 10 receives the adjusted setting value, records the received setting value in the memory, and performs recording using the adjusted setting value.

  Furthermore, the predetermined application of the smartphone 12 transmits the adjusted setting value to the recording / reproducing device 10 and uploads the adjusted setting value to a specific site on the Internet 100. The uploaded setting value is provided for use by another user.

  Note that the methods shown in FIGS. 2A to 2D can be appropriately combined. For example, by combining FIG. 2B and FIG. 2D, the recording parameter setting value is downloaded from a specific site on the Internet 100, and the downloaded setting value is adjusted by the user using a predetermined application of the smartphone 12 to the recording / reproducing device 10. And transmitting the adjusted setting values to a specific site on the Internet 100. Alternatively, by combining FIG. 2A and FIG. 2C, the setting value is transmitted from the smartphone 12 to the recording / reproducing device 10, the setting value is stored in the memory by the recording / reproducing device 10, and a selection command is transmitted from the smartphone 12 to For example, a set value is selected and used.

  Next, a specific configuration of the recording / reproducing apparatus 10 according to the present embodiment will be described.

  FIG. 3 is a configuration block diagram of the recording / reproducing device 10 of the present embodiment. The recording / reproducing apparatus 10 includes a Wi-Fi module 20, a built-in microphone 22, a line input terminal 24, a built-in speaker 30, a display 32, an LED 33, an operation button 34, a system controller 36, and an SD connector 42.

  The Wi-Fi module 20 is a wireless LAN module that performs Wi-Fi connection with the smartphone 12 and data transmission / reception. The Wi-Fi module 20 is activated in response to the operation of the operation button 34, and establishes a Wi-Fi connection with the smartphone 12. Further, the Wi-Fi module 20 receives a command from the smartphone 12 and supplies the received command to the system controller 36. This command is a command for controlling the operation of the recording / reproducing apparatus 10, and includes recording start, recording stop, and the like. In addition, the Wi-Fi module 20 may transmit the status information supplied from the system controller 36 to the smartphone 12.

  The built-in microphone 22 is an R channel and L channel stereo microphone, and inputs an audio signal of a played musical instrument or the like and outputs it to an interface (I / F) 26.

  The line input terminal 24 inputs an audio signal from an external device via a line and outputs the audio signal to an interface (I / F) 26.

  The interface (I / F) 26 outputs an audio signal from the built-in microphone 22 or the line input terminal 24 to a codec (CODEC) 28.

  The codec (CODEC) 28 converts an input audio signal into a digital signal, compresses and encodes the digital signal, and supplies the digital signal to a system controller 36. The audio signal supplied from the system controller 36 is expanded and decoded, converted to an analog audio signal, and output from the built-in speaker 30. The codec (CODEC) 28 may be separated into a module for processing an audio signal from the built-in microphone 22 or the line input terminal 24 and a module for processing an audio signal output to the built-in speaker 30.

  The display 32 is composed of an LCD panel or an organic EL panel and displays various status information of the recording / reproducing apparatus 10, for example, a recording / reproducing time counter and a recording level.

  The LED 33 indicates the activation state and the connection state of the Wi-Fi module 20. The LED 33 is turned off when the Wi-Fi module is off, blinks when the Wi-Fi module 20 is on (standby state), and turns on when the Wi-Fi module 20 is on and Wi-Fi is connected. .

  The operation button 34 is a button for instructing the operation of the recording and playback device 10. The operation buttons 34 include a Wi-Fi button for switching Wi-Fi on / off, a recording / playback / stop button, a recording level adjustment button, a track selection button, and the like. The operation buttons 34 may be configured as jog dials or touch buttons on the display 32. Even if the recording / reproducing device 10 and the smartphone 12 are Wi-Fi connected, and the operation of the recording / reproducing device 10 can be controlled by the application of the smartphone 12, these operation buttons 34 are set to be continuously enabled (active state). That is, the system controller 36 interprets a command from the smartphone 12 and also receives an instruction from the operation button 34 at the same time.

  The system controller 36 includes a processor and a memory, and controls each unit of the recording / reproducing device 10. The system controller 36 executes various processes using the RAM 40 as a working memory according to a processing program recorded in the ROM 38. Various processes include activation / off of the Wi-Fi module 20, establishment of connection with the smartphone 12, processing of an audio signal input from the built-in microphone 22 or the line input terminal 24, recording of the audio signal on the SD card, The reproduction of the audio signal and the supply of the status information to the Wi-Fi module 20 are included. The system controller 36 may include a plurality of processors and may cooperate with a PLD (programmable logic device).

  An SD card is attached to the SD connector 42. The system controller 36 records audio signals by recording them on an SD card. The audio signal recorded on the SD card is read out and output from the built-in speaker 30 via the codec (CODEC) 28.

  The system controller 36 reads the set values of the recording parameters stored in the ROM 38 or the RAM 40 in response to the request command from the smartphone 12 and transmits the set values to the smartphone 12 via the Wi-Fi module 20. Also, when the set values of the recording parameters are transmitted from the smartphone 12, they are received via the Wi-Fi module 20 and stored in the ROM 38 or the RAM 40. The following is a description according to each method of FIGS. 2A to 2D.

  In the case of FIG. 2A and FIG. 2B, the system controller 36 receives the set values of the recording parameters transmitted from the smartphone 12, and stores them in the ROM 38 or the RAM 40. In order to keep the set value effective even after the power of the recording / reproducing apparatus 10 is turned off, it is desirable to store the set value in the nonvolatile ROM 38. Thereafter, when receiving the recording start command from the smartphone 12, the system controller 36 performs recording using the set values of the recording parameters stored in the memory. That is, a recording level, a recording format, a sampling frequency, the number of bits, a filter characteristic, and an effect process defined by the set values of the recording parameters are applied, and the audio signal is recorded on the SD card.

  In the case of FIG. 2C, the system controller 36 reads the setting values of the recording parameters stored in the ROM 38 or the RAM 40 in response to a request from the smartphone 12, creates a list of these, and transmits the list to the smartphone 12 as setting information. Further, when receiving the selection command transmitted from the smartphone 12, the setting value of the recording parameter selected by the selection command is read from the ROM 38 or the RAM 40. Thereafter, when the system controller 36 receives the recording start command from the smartphone 12, the system controller 36 performs recording using the read recording parameter setting values.

  In the case of FIG. 2D, the system controller 36 reads the set values of the recording parameters stored in the ROM 38 or the RAM 40 in response to a request from the smartphone 12, and transmits the set values to the smartphone 12. When the adjusted setting value transmitted from the smartphone 12 is received, the adjusted setting value is stored in the ROM 38 or the RAM 40. Thereafter, when receiving the recording start command from the smartphone 12, the system controller 36 performs recording using the set values of the recording parameters stored in the memory.

  The embodiment of the present invention has been described above, but the present invention is not limited to this, and various modifications are possible.

  For example, in the method of FIG. 2C, the set values of a plurality of recording parameters are stored in the recording / reproducing device 10 in advance, and after performing recording using any of the recording parameters, the recording parameters are transmitted from the recording / reproducing device 10 to the recording device. It may be transmitted to the smartphone 10 and stored in the memory of the smartphone 12.

  When a predetermined application is installed on the smartphone 12, the application may be downloaded from a specific site on the Internet 100, and a plurality of recording parameters may be downloaded together with the predetermined application. The set values of the recording parameters downloaded from the specific site are stored in the memory of the recording / reproducing apparatus 10 by the method shown in FIG. 2B. The plurality of recording parameters may be provided in advance by a maker that creates a predetermined application, or may be provided for a fee or free by a user using the present system. Electronic commerce such as still images, moving images, music, and books is known, but according to the present embodiment, electronic commerce relating to the set values of recording parameters is realized.

In the case where the recording parameters for recording the music are attached as metadata to the music data, the recording parameters are extracted when downloading the music data, and the extracted recording parameters are transmitted from the smartphone 12 to the recording / reproducing apparatus. 10 may be sent.
Further, in the present embodiment, the Wi-Fi connection is exemplified as the wireless connection, but Bluetooth (registered trademark) or the like may be used.

  In the present embodiment, the recording parameter may be at least one of a recording level, a recording format, and the like, as described above, or a combination thereof. In the case of a combination, a plurality of recording parameters are stored as a set in the memory of the recording / reproducing device 10 or the smartphone 12. Even if only a small number of recording parameter sets can be held due to the memory limitation of the recording / reproducing device 10, recording under various recording conditions is possible by holding a large number of sets in the memory of the smartphone 12. A desired set may be selected from a plurality of recording parameter sets held in the recording / reproducing device 10 from the smartphone 12, or a desired set may be selected from a plurality of recording parameter sets held in the smartphone 12. May be transmitted to the recording / reproducing device 10 by radio. For example, in the memory of the smartphone 12, set 1, set 2, set 3, and set 4 are set as recording parameter sets including (recording format, sampling frequency, quantization bit number, recording level, filter, limiter, effect, and others). For example, the user selects the set 1 and wirelessly transmits the set 1 to the recording / reproducing apparatus 10. Needless to say, the combination of parameters constituting the recording parameter set may be fixed or may be appropriately selected by the user. For example, the recording parameter set is (recording format, recording level).

  Further, in the present embodiment, the setting of the recording parameter has been described. However, the reproduction parameter can be similarly set by wireless transmission from the smartphone 12 instead of or together with the recording parameter. In this case, the reproduction format, the reproduction level, and the like may be set individually or as a set as the reproduction parameters. A desired set may be selected from a plurality of playback parameter sets held in the recording and playback device 10 from the smartphone 12, or a desired set may be selected from a plurality of playback parameter sets held in the smartphone 12. May be transmitted to the recording / reproducing device 10 by radio. Alternatively, the playback parameter set held in the recording and playback device 10 may be adjusted by the smartphone 12 and wirelessly transmitted to the recording and playback device 10 as adjusted setting values. The reproduction parameter set may be stored together with the recording parameter set in the ROM 38 or the RAM 40 of the recording / reproducing apparatus 10, or may be stored in a memory different from the recording parameter set. If the memory for storing the reproduction parameter set is a second memory, the second memory may be the same as the memory (ROM 38 or RAM) for storing the recording parameter set, or may be a different memory. When a predetermined application is installed on the smartphone 12, the application may be downloaded from a specific site on the Internet 100, and a plurality of playback parameters may be downloaded together with the predetermined application.

  Reference Signs List 10 recording / reproducing device, 12 smartphone, 14 musical instrument, 20 Wi-FI module, 22 built-in microphone, 24 line input terminal, 30 built-in speaker, 32 display, 33 LED, 34 operation button, 36 system controller, 42 SD connector.

Claims (5)

A recording and playback system comprising a portable recording and playback device and a portable device,
The mobile device includes:
A wireless LAN module;
A portable device-side memory for recording a set value set of recording parameters comprising a combination of a plurality of set values for a plurality of setting items related to recording,
With
The portable recording and playback device,
A wireless LAN module;
Input means for inputting an audio signal;
A device-side memory for recording a set value set of recording parameters comprising a combination of a plurality of set values for a plurality of setting items related to recording,
Processing means for recording the audio signal on a recording medium using a set value set of recording parameters,
With
The processing means, wherein when the wireless LAN module and the portable device is wirelessly connected, the portable device-side memory and the setting value set selected by the user from among a plurality of setting values set recorded in the apparatus memory A recording / reproducing system, wherein the audio signal is recorded by using the following. The recording / reproducing apparatus system according to claim 1, further comprising:
The portable recording and playback device,
A second memory for recording a plurality of set values of the reproduction parameter,
When the wireless LAN module and the mobile device are wirelessly connected, the processing unit is selected from a plurality of setting values recorded in the second memory in accordance with a selection command wirelessly transmitted from the mobile device. Recording and reproducing the audio signal using the set value. A recording and playback system comprising a portable recording and playback device and a portable device,
The mobile device includes:
A wireless LAN module;
A portable device-side memory for recording a set value set of recording parameters comprising a combination of a plurality of settings for recording,
With
The portable recording and playback device,
A wireless LAN module;
Input means for inputting an audio signal;
A device-side memory for recording a set value set of recording parameters comprising a combination of a plurality of settings for recording,
Processing means for recording the audio signal on a recording medium using a set value set of recording parameters,
With
When the wireless LAN module and the mobile device are wirelessly connected, the processing unit reads the set value set recorded in the device-side memory in response to a command wirelessly transmitted from the mobile device, and reads the setting value from the mobile device. wirelessly transmitting the adjusted set value set by adjusting the setting value set selected by the user from the portable device side the setting value set stored in the memory and the set value set wirelessly transmitted from the portable device to A recording / reproducing system which receives and records the audio signal using the received adjusted set value set . The recording / reproducing apparatus system according to claim 3, further comprising:
The portable recording and playback device,
A second memory for recording a set value of the reproduction parameter,
When the wireless LAN module and the mobile device are wirelessly connected, the processing unit reads the setting value recorded in the second memory in response to a command wirelessly transmitted from the mobile device, and sends the read setting value to the mobile device. A recording / reproducing system, which performs wireless transmission, receives adjusted setting values wirelessly transmitted from the portable device, and reproduces the audio signal using the received adjusted setting values. The recording / reproducing system according to any one of claims 3 and 4,
The recording / reproducing system, wherein the portable device acquires the set value via the Internet.

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