JP2020184680A - Reproduction device and reproduction system - Google Patents

Abstract

To make it possible to switch a connection destination without making a user feel troublesome.SOLUTION: A reproduction system 1 includes a headphone device 3 and a speaker device 2. The headphone device 3 has a sensor for detecting attachment and detachment of the own device 3 and a CPU. When the sensor detects attachment of the headphone device 3, the CPU advertises a fact of installation and an address of a smartphone 4 to which the headphone device 3 has been paired. The speaker device 2 has a CPU. The CPU receives from the headphone device 3 the fact of installation and the address of the smartphone 4 to which the headphone device 3 has been paired. When the received address of the smartphone 4 and the address of the connected smartphone 4 are the same, a BT function is turned off.SELECTED DRAWING: Figure 3

Description

The present invention relates to a reproduction device such as a speaker device and a headphone device, and a reproduction system.

A portable music playback device such as a smartphone is wirelessly connected to a speaker device by Bluetooth (registered trademark), for example, in a house. Then, the music data is transmitted from the portable music playback device to the speaker device, and the music is output from the speaker device. When the user wants to switch the connection of the portable music playback device to the headphone device when going out from the house, he / she needs to operate the portable music playback device to switch the connection destination. In addition, Patent Document 1 discloses a technique in which the output destination of audio data is switched to a speaker when the user removes the headphones from the head.

Japanese Unexamined Patent Publication No. 2004-120652

As described above, there is a problem that the user has to perform an operation when switching the connection destination, which is troublesome.

An object of the present invention is to make it possible to switch the connection destination without making the user feel that it is troublesome.

The reproduction device of the first invention includes a sensor for detecting attachment / detachment of the own device and a first control unit, and the first control unit is attached when the sensor detects attachment of the own device. The feature is that the own device advertises the address of the paired device.

In the present invention, when the sensor detects the attachment of the own device, the first control unit advertises the fact of the attachment and the address of the device with which the own device has been paired. Therefore, another playback device that has received the fact of installation and the address of the device to which the playback device has been paired can disconnect the device having the same address as the received address. As a result, the playback device can be connected to the paired device. Therefore, it is possible to switch the connection destination without making the user feel troublesome.

The reproduction device of the second invention is the reproduction device of the first invention, wherein the first control unit turns on the wireless communication function after the advertisement.

In the present invention, the first control unit turns on the wireless communication function after advertising. This makes it possible to connect to a paired device.

The reproduction device of the third invention is the reproduction device of the second invention, in which the first control unit is connected to the fact that the reproduction device has been reproduced from another reproduction device after the advertisement and the address of the reproduction device. It is characterized in that the wireless communication function is turned on when the address of the device is received.

The reproduction device of the fourth invention is the reproduction device of the third invention, wherein the first control unit connects to the device after turning on the wireless communication function, and reproduces the voice transmitted from the device. It is a feature.

The reproduction device of the fifth invention is the reproduction device of any one of the first to fourth inventions, and the first control unit indicates that the sensor removes the device when the sensor detects the removal of the device. It is characterized in that it advertises the addresses of other playback devices received from the playback device of the above and the addresses of connected devices.

In the present invention, when the sensor detects the removal of the own device, the first control unit determines the removal, the address of the other playback device received from the other playback device, and the address of the connected device. , Advertise. Therefore, the other playback device that has received the fact of removal, the address of the other playback device received from the other playback device, and the address of the connected device is the address of the own device and the received playback device. If the address is the same and the address of the device paired by the own device is the same as the address of the device received, the device can be connected to the paired device. Therefore, it is possible to switch the connection destination without making the user feel troublesome.

The reproduction device of the sixth invention is the reproduction device of the fifth invention, wherein the first control unit turns off the wireless communication function after the advertisement.

The reproduction device of the seventh invention includes a second control unit, and the second control unit receives the fact of attachment and the address of the device paired with the other reproduction device from the other reproduction device. However, when the address of the received device and the address of the connected device are the same, the wireless communication function is turned off.

In the present invention, the second control unit receives the fact of attachment and the address of the device paired by the other playback device from the other playback device, and is connected to the address of the received device. If the address is the same, the wireless communication function is turned off. As a result, other playback devices can be connected to the paired device. Therefore, it is possible to switch the connection destination without making the user feel troublesome.

In the reproduction device of the eighth invention, in the reproduction device of the seventh invention, the second control unit was connected to the fact that the reproduction was performed after the wireless communication function was turned off and the address of the own device. It is characterized by advertising the address of the device.

The reproduction device of the ninth invention is the reproduction device of the seventh or eighth invention, and the second control unit is a device connected to the effect of removal from the other reproduction device, the address of the own device, and the address of the own device. It is characterized in that the wireless communication function is turned on when the address of is received.

The playback device of the tenth invention is the playback device of the ninth invention, wherein the second control unit connects to the device after turning on the wireless communication function, and reproduces the voice transmitted from the device. It is a feature.

The reproduction system of the eleventh invention includes a sensor for detecting attachment / detachment of the own device and a first control unit, and the first control unit is attached when the sensor detects attachment / detachment of the own device. It has a first playback device and a second control unit that advertise the address of the device that the own device has paired with, and the second control unit is installed from another playback device. , The second playback device that turns off the wireless communication function when the address of the device that has been paired by another playback device and the address of the device that received and is the same as the address of the connected device It is characterized by having.

In the present invention, when the sensor detects the attachment of the own device, the first control unit of the first reproduction device advertises the fact of the attachment and the address of the device with which the own device has been paired. In addition, the second control unit of the second playback device receives from the other playback device the fact that it is installed and the address of the device that the other playback device has paired with, and connects to the address of the received device. If the address of the device is the same, the wireless communication function is turned off. As a result, the first reproduction device can be connected to the paired device that has been disconnected from the second reproduction device. Therefore, the connection destination can be switched without making the user feel troublesome.

According to the present invention, it is possible to switch the connection destination without making the user feel troublesome.

It is a figure which shows the outline of the reproduction system which concerns on embodiment of this invention. It is a figure which shows the outline of the reproduction system. It is a figure which shows the outline of the reproduction system. It is a figure which shows the outline of the reproduction system. It is a flowchart which shows the processing operation of a headphone apparatus. It is a flowchart which shows the processing operation of a speaker apparatus.

Hereinafter, embodiments of the present invention will be described. FIG. 1 is a diagram showing an outline of a reproduction system 1 according to an embodiment of the present invention. As shown in FIG. 1, the reproduction system 1 includes a speaker device 2 and a headphone device 3.

The speaker device 2 (second playback device) includes a CPU (Central Processing Unit), a D / A converter (hereinafter, referred to as “DAC”), an amplifier, a speaker unit, a wireless module, and the like. The CPU (second control unit) controls each unit constituting the speaker device 2. The DAC D / A-converts a digital audio signal into an analog audio signal. The amplifier amplifies the analog audio signal D / A-converted by the DAC. The speaker unit outputs audio based on the analog audio signal amplified by the amplifier. The wireless module performs BT communication (wireless communication) based on the Bluetooth (registered trademark) (hereinafter referred to as "BT") standard.

The headphone device 3 (first playback device) includes a CPU, a DAC, an amplifier, a speaker unit, a wireless module, a sensor, and the like. The CPU (first control unit) controls each unit constituting the headphone device 3. The DAC D / A-converts a digital audio signal into an analog audio signal. The amplifier amplifies the analog audio signal D / A-converted by the DAC. The speaker unit outputs audio based on the analog audio signal amplified by the amplifier. The wireless module performs BT communication based on the BT standard. The sensor detects the attachment / detachment of the headphone device 3. The sensor is, for example, a proximity sensor, which detects the attachment of the headphone device 3 to the user's head. The sensor also detects the removal of the headphone device 3 from the user's head. The sensor is not limited to the proximity sensor as long as it can detect the attachment / detachment of the headphone device 3, and may be another sensor.

The smartphone 4 (device) performs BT communication with the speaker device 2 and the headphone device 3. The smartphone 4 is paired with the speaker device 2 and the headphone device 3. First, it is assumed that the smartphone 4 and the speaker device 2 are connected by BT, audio data is transmitted from the smartphone 4 to the speaker device 2, and the speaker device 2 is reproducing the audio.

As shown in FIG. 2, when the headphone device 3 is attached to the user's head, the sensor of the headphone device 3 detects the attachment of the headphone device 3 to the user's head. When the sensor detects that the headphone device 3 is attached to the user's head, the CPU of the headphone device 3 notifies that the attachment and the address of the paired smartphone 4 by BT Low Energy (BLE) advertisement. To do.

The CPU of the speaker device 2 constantly detects advertisements. When the CPU receives the fact of installation and the address of the smartphone 4 that the headphone device 3 has paired with, and the address of the received smartphone 4 and the address of the connected smartphone 4 are the same, A2DP ( Disconnect the Advanced Audio Distribution Profile), turn off the BT (wireless communication) function, and put it in the standby state.

As shown in FIG. 3, the CPU of the speaker device 2 that was being played last was advertised by BLE, and the fact that it was being played, the address of the speaker device 2, and the address of the connected smartphone 4 were determined. Notice. When the CPU of the headphone device 3 receives from the speaker device 2 that it was playing, the address of the speaker device 2, and the address of the connected smartphone 4, the BT (wireless communication) function is turned on. To do. Then, the CPU of the headphone device 3 makes a BT connection with the smartphone 4 and reproduces the sound transmitted from the smartphone 4.

As shown in FIG. 4, when the headphone device 3 is removed from the user's head, the sensor of the headphone device 3 detects the removal of the headphone device 3 from the user's head. When the sensor detects the removal of the headphone device 3 from the user's head, the CPU of the headphone device 3 indicates the removal, the address of the connected smartphone 4, and the address of the speaker device 2 received from the speaker device 2. , Will be notified by BLE advertisement. The CPU disconnects A2DP and turns off the BT (wireless communication) function. When the CPU of the speaker device 2 receives from the headphone device 3 that it is removed, the address of its own device 2, and the address of the connected smartphone 4, the BT (wireless communication) function is turned off and the speaker device 2 stands by. If it is inside, turn on the BT (wireless communication) function. Then, the CPU of the speaker device 2 makes a BT connection with the smartphone 4 and reproduces the sound transmitted from the smartphone 4.

The processing operation of the headphone device 3 will be described with reference to the flowchart shown in FIG. The CPU of the headphone device 3 determines whether or not the sensor has detected the attachment of the headphone device 3 to the user's head (S1). The CPU repeatedly executes the process of S1 while the sensor determines that the headphone device 3 is not attached to the user's head (S1: No). When the CPU determines that the sensor has detected the attachment of the headphone device 3 to the user's head (S1: Yes), the CPU transmits an advertisement indicating the attachment and the address of the paired smartphone 4. (S2).

Next, the CPU determines whether or not the advertisement transmitted from the speaker device 2 has been received (S3). While it is determined that the advertisement transmitted from the speaker device 2 has not been received (S3: No), the CPU repeatedly executes the process of S3. When the CPU determines that the advertisement transmitted from the speaker device 2 has been received (S3: Yes), the CPU determines whether or not the received address of the smartphone 4 and the address of the paired smartphone 4 match. (S4). When the CPU determines that the received address of the smartphone 4 and the address of the paired smartphone 4 do not match (S4: No), the CPU executes the process of S3. When the CPU determines that the received address of the smartphone 4 and the address of the paired smartphone 4 match (S4: Yes), the CPU saves the received address of the speaker device 2 (S5).

Next, the CPU turns on the BT function, starts a BT connection with the smartphone 4, and starts playback (S6). Next, the CPU determines whether or not the sensor has detected the removal of the headphone device 3 from the user's head (S7). The CPU repeatedly executes the process of S7 while the sensor determines that the removal of the headphone device 3 from the user's head has not been detected (S7: No). When the CPU determines that the sensor has detected the removal of the headphone device 3 from the user's head (S7: Yes), the BT function is turned off and the connection with the smartphone 4 is disconnected (S8). Next, the CPU transmits an advertisement of the removal, the address of the connected smartphone 4, and the address of the saved speaker device 2 (S9). Next, the CPU pauses (S10) and returns to the process of S1.

The processing operation of the speaker device 2 will be described with reference to the flowchart shown in FIG. The CPU of the speaker device 2 connects to the smartphone 4 by BT and starts playback (S21). The CPU determines whether or not the advertisement of the attachment detection transmitted from the headphone device 3 has been received (S22). While it is determined that the advertisement of the attachment detection transmitted from the headphone device 3 has not been received (S22: No), the CPU repeatedly executes the process of S22. When the CPU determines that the advertisement of the mounting detection transmitted from the headphone device 3 has been received (S22: Yes), whether or not the received address of the smartphone 4 and the address of the paired smartphone 4 match. Is determined (S23).

When the CPU determines that the received address of the smartphone 4 and the address of the paired smartphone 4 do not match (S23: No), the CPU executes the process of S22. When the CPU determines that the received address of the smartphone 4 and the address of the paired smartphone 4 match (S23: Yes), the BT function is turned off and the connection with the smartphone 4 is disconnected (S24). .. Next, the CPU transmits an advertisement of the address of the speaker device 2 and the address of the connected smartphone 4 (S25). Next, the CPU determines whether or not the advertisement of the removal detection transmitted from the headphone device 3 has been received (S26).

While it is determined that the advertisement of the removal detection transmitted from the headphone device 3 has not been received (S26: No), the CPU repeatedly executes the process of S26. Next, the CPU determines whether or not the address designated for the headphone device 3 (the address received from the headphone device 3) matches the address of the own device 2 (S27). When the CPU determines that the specified address does not match the address of the own device 2 (S27: No), the CPU executes the process of S26. When the CPU determines that the designated address matches the address of the own device 2 (S27: Yes), the CPU executes the process of S21. That is, the CPU makes a BT connection with the smartphone 4 and starts playback (S21).

As described above, in the present embodiment, when the sensor detects the attachment of the headphone device 3, the CPU of the headphone device 3 determines the attachment and the address of the smartphone 4 to which the headphone device 3 has been paired. To advertise. Therefore, the speaker device 2 that has received the fact of attachment and the address of the smartphone 4 to which the headphone device 3 has been paired can disconnect from the smartphone 4 having the same address as the received address. As a result, the headphone device 3 can be connected to the paired smartphone 4. Therefore, it is possible to switch the connection destination without making the user feel troublesome.

Further, in the present embodiment, the CPU of the headphone device 3 turns on the BT (wireless communication) function after the advertisement. As a result, it is possible to connect to the paired smartphone 4.

Further, in the present embodiment, when the sensor detects the removal of the headphone device 3, the CPU of the headphone device 3 indicates the removal, the address of the speaker device 2 received from the speaker device 2, and the connected smartphone. Advertise with the address of 4. Therefore, the speaker device 2 that has received the fact of removal, the address of the speaker device 2 received from the speaker device 2, and the address of the connected smartphone 4, is the address of the own device 2 and the received speaker device 2. If the address is the same and the address of the smartphone 4 paired by the own device 2 is the same as the address of the received smartphone 4, the connection can be made with the paired smartphone 4. Therefore, the connection destination can be switched without making the user feel troublesome.

Further, in the present embodiment, the CPU of the speaker device 2 receives from the headphone device 3 the fact that it is attached and the address of the smartphone 4 to which the headphone device 3 has been paired, and connects to the received address of the smartphone 4. If the address of the smartphone 4 is the same, the BT function is turned off. As a result, the headphone device 3 can be connected to the paired smartphone 4. Therefore, it is possible to switch the connection destination without making the user feel troublesome.

Further, in the present embodiment, when the sensor detects the attachment of the headphone device 3, the CPU of the headphone device 3 advertises the fact of attachment and the address of the smartphone 4 to which the headphone device 3 has been paired. Further, the CPU of the speaker device 2 receives from the headphone device 3 the fact that it is attached and the address of the smartphone 4 to which the headphone device 3 has been paired, and the smartphone 4 connected to the received address of the smartphone 4. If the address is the same as, the BT function is turned off. As a result, the headphone device 3 can be connected to the paired smartphone 4 whose connection with the speaker device 2 has been released. Therefore, it is possible to switch the connection destination without making the user feel troublesome.

Although the embodiments of the present invention have been described above, the embodiments to which the present invention can be applied are not limited to the above-described embodiments, and as illustrated below, they are appropriately used without departing from the spirit of the present invention. It is possible to make changes.

In the above-described embodiment, the speaker device 2 and the headphone device 3 are exemplified as the playback devices constituting the playback system 1. Not limited to this, the reproduction system may be composed of only a speaker device as a reproduction device and only a headphone device.

The present invention can be suitably adopted for a reproduction device such as a speaker device and a headphone device, and a reproduction system.

1 Playback system 2 Speaker device (2nd playback device)
3 Headphone device (first playback device)
4 Smartphone (device)

Claims (11)

A sensor that detects the attachment / detachment of the own device and
With a first control unit
The first control unit is a playback device, characterized in that, when the sensor detects the attachment of its own device, it advertises the fact of attachment and the address of the device with which the own device has been paired. The reproduction device according to claim 1, wherein the first control unit turns on the wireless communication function after the advertisement. After the advertisement, the first control unit turns on the wireless communication function when it receives from another playback device that it was playing, the address of the playback device, and the address of the connected device. The reproduction device according to claim 2, wherein the reproduction device is characterized in that. The reproduction device according to claim 3, wherein the first control unit connects to a device after turning on the wireless communication function, and reproduces a voice transmitted from the device. When the sensor detects the removal of the own device, the first control unit determines the removal, the address of the other playback device received from the other playback device, and the address of the connected device. The reproduction device according to any one of claims 1 to 4, wherein the reproduction device is characterized by advertising. The reproduction device according to claim 5, wherein the first control unit turns off the wireless communication function after the advertisement. Equipped with a second control unit
The second control unit receives from another playback device the fact that it is installed and the address of the device that the other playback device has paired with, and receives the address of the device that is connected to the address of the received device. A playback device characterized in that the wireless communication function is turned off when the two are the same. The seventh aspect of claim 7, wherein the second control unit advertises that the wireless communication function has been turned off and then reproduced, the address of the own device, and the address of the connected device. Playback device. The second control unit is characterized in that when it receives from another playback device, the fact that it is removed, the address of its own device, and the address of the connected device, it turns on the wireless communication function. The reproduction device according to claim 7 or 8. The reproduction device according to claim 9, wherein the second control unit connects to the device after turning on the wireless communication function, and reproduces the voice transmitted from the device. A sensor that detects the attachment / detachment of the own device and
It has a first control unit and
When the sensor detects the attachment of the own device, the first control unit advertises the fact of the attachment and the address of the device with which the own device has been paired, and the first playback device.
Has a second control unit
The second control unit receives from another playback device the fact that it is installed and the address of the device paired by the other playback device, and receives the address of the device that is connected to the address of the received device. A playback system comprising: a second playback device that turns off the wireless communication function when is the same.

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