JP4656022B2 - Emergency call vehicle - Google Patents

Description

  In the present invention, a voice link is established between a short-range wireless communication means and a mobile phone with a short-range wireless communication function, and a voice line is established between the mobile phone with a short-range wireless communication function and an emergency call center. The voice received from the emergency call center to the mobile phone with short-range wireless communication function is output from the voice output means or the voice input to the voice input means is sent from the mobile phone with short-range wireless communication function to the emergency call center It is related with the emergency call vehicle equipment comprised so that it may transmit to.

For example, an emergency call in-vehicle device configured to be able to connect a mobile phone with a short-range wireless communication function (hereinafter referred to as a mobile phone) such as Bluetooth (registered trademark) communication detects that an emergency call start trigger has occurred. Then, a voice link is established between the mobile phone and an emergency call center is established from the mobile phone, thereby establishing a voice line between the mobile phone and the emergency call center and receiving from the emergency call center to the mobile phone. The user can have a hands-free conversation with an operator located in the emergency call center by outputting the received voice from the speaker or transmitting the voice input to the microphone from the mobile phone to the emergency call center. (For example, refer patent document 1).
JP 2003-22490 A

  However, in this type of emergency call vehicle-mounted device, if an abnormality occurs in a speaker or microphone due to, for example, the impact of an accident (for example, if it breaks down), the user cannot talk to the operator, and the emergency call is made. There was a problem that could not be performed properly.

  The present invention has been made in view of the above-described circumstances, and an object of the present invention is to provide a voice output unit and a voice input unit after establishing a voice line between a mobile phone with a short-range wireless communication function and an emergency call center. It is an object of the present invention to provide an emergency call vehicle-mounted device capable of appropriately making an emergency call even when an abnormality occurs in at least one of them.

  According to the invention described in claim 1, the control means establishes a voice link between the short-range wireless communication means and the mobile phone with short-range wireless communication function, and the emergency call with the mobile phone with short-range wireless communication function. When it is detected that an abnormality has occurred in at least one of the voice output means and the voice input means in a state where a voice line is established with the center, the short-range wireless communication means and the mobile phone with the short-range wireless communication function The voice link established between the mobile phone and the emergency call center is realized by disconnecting the voice link established between the mobile phone and the emergency call center.

As a result, even if an abnormality occurs in at least one of the voice output means and the voice input means after establishing a voice line between the mobile phone with short-range wireless communication function and the emergency call center, Thereafter, by realizing a voice call between a mobile phone with a short-range wireless communication function having a voice output function and a voice input function and the emergency call center, the voice output function and voice of the mobile phone with the short-range wireless communication function are realized. The user can talk with the operator using the input function, and can make an emergency call appropriately.

In addition , the control means establishes a voice link between the short-range wireless communication means and the mobile phone with short-range wireless communication function after data communication between the mobile phone with short-range wireless communication function and the emergency call center. In addition, it is determined whether or not an abnormality has occurred in at least one of the voice output means and the voice input means in a state where a voice line is established between the mobile phone with a short-range wireless communication function and the emergency call center. Thereby, even if an abnormality occurs in at least one of the voice output means and the voice input means after the mobile phone with a short-range wireless communication function and the emergency call center perform data communication, The user can have a conversation with the operator using the voice output function and voice input function of the mobile phone with a short-range wireless communication function, and an emergency call can be made appropriately.

According to the second aspect of the present invention, the control means includes the short-range wireless communication means and the short-range wireless communication function after the mobile phone with the short-range wireless communication function automatically responds to an incoming voice call from the emergency call center. At least one of voice output means and voice input means in a state in which a voice link is established between the mobile phone with an attached voice and a voice line is established between the mobile phone with short-range wireless communication function and the emergency call center It is determined whether or not an abnormality has occurred. Thereby, even when an abnormality occurs in at least one of the voice output means and the voice input means after the mobile phone with a short-range wireless communication function automatically responds to the voice call from the emergency call center, Thereafter, the user can have a conversation with the operator using the voice output function and voice input function of the mobile phone with short-range wireless communication function, and an emergency call can be appropriately made.

According to the invention described in claim 3 , the control means, when realizing a voice call between the mobile phone with a short-range wireless communication function and the emergency call center, and the emergency call with the mobile phone with a short-range wireless communication function The notification means notifies that a voice call with the center is realized. As a result, it is possible to notify the user that a voice call between the mobile phone with short-range wireless communication function and the emergency call center is realized, and the voice output function and voice input function of the mobile phone with short-range wireless communication function. Can be used to inform the user that the user can talk to the operator.

According to the invention described in claim 4 , the control means realizes the voice call between the mobile phone with short-range wireless communication function and the emergency call center, and then the mobile phone with short-range wireless communication function and the emergency call. When it is detected that a request for disconnecting a voice call established with the center has been issued from its own device, the voice link disconnected between the short-range wireless communication means and the mobile phone with the short-range wireless communication function is Establish. As a result, control of voice calls with the emergency call center can be returned from the mobile phone with short-range wireless communication function to the emergency call in-vehicle device, and compatibility with existing processing can be achieved. It is possible to avoid adversely affecting the operation.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. The emergency call vehicle-mounted device 1 includes a control device 2 (control means in the present invention), a position detection device 3, an emergency call switch 4, an emergency call detection device 5, and a Bluetooth (registered trademark) (hereinafter referred to as BT) communication unit 6. (Short-range wireless communication means in the present invention), speaker 7 (voice output means in the present invention), microphone 8 (voice input means in the present invention), memory device 9 and display device 10 (informing means in the present invention) ).

  The control device 2 includes a CPU, a RAM, a ROM, an I / O bus, and the like, and controls the overall operation of the emergency call onboard device 1. The position detection device 3 is composed of, for example, a GPS receiver that receives a GPS signal transmitted from a GPS satellite, calculates various parameters extracted from the GPS signal, detects a vehicle position, and controls the detected vehicle position. Output to 2.

  The emergency call switch 4 outputs an emergency call trigger signal to the control device 2 when operated by the user. The emergency notification detection device 5 outputs an emergency notification trigger signal to the control device 2 when an airbag deployment signal indicating that the airbag has been deployed is input from the airbag ECU, for example. The BT communication unit 6 is a mobile phone 11 with a BT communication function having a voice output function and a voice input function as a telephone function (a mobile phone with a short-range wireless communication function according to the present invention) (hereinafter referred to as a mobile phone 11). BT communication. The memory device 9 stores various information such as user information for identifying the user and vehicle information for identifying the vehicle. When the display command signal is input from the control device 2, the display device 10 displays display information corresponding to the display command signal.

  In the configuration described above, the mobile phone 11 performs data communication with the emergency call center 13 via the Internet 14 and emergency via the public line 15 by performing mobile phone communication with the base station 12. A voice call is made with the reporting center 13.

  When the emergency call trigger signal is input from the emergency call switch 4 or the emergency call detection device 5 while the mobile phone 11 is within the communication range of the BT communication unit 6, the control device 2 and the mobile phone 11. And an audio link (voice link in the present invention) and a data link are established. Then, the control device 2 establishes a packet line between the mobile phone 11 and the emergency call center 13, performs data communication with the emergency call center 13 via the mobile phone 11, and inputs from the position detection device 3. After the vehicle position and the user information and vehicle information input from the memory device 9 are transmitted from the mobile phone 11 to the emergency call center 13 via the Internet 14 and transmission of the various information to the emergency call center 13 is completed, the packet is transmitted. The line is disconnected, a voice line is established between the mobile phone 11 and the emergency call center 13, and the voice received by the mobile phone 11 from the emergency call center 13 through the public line 15 is output from the speaker 7 as received voice. In addition, the voice input to the microphone 8 is transmitted from the mobile phone 11 via the public line 15 as the transmission voice. To be sent to the emergency call center 13 Te. Note that the emergency call vehicle-mounted device 1 described above may be configured with its function incorporated in a navigation device.

Next, the operation of the above configuration will be described with reference to FIGS. Here, the description will be made on the assumption that the mobile phone 11 is present within the communication range of the BT communication unit 6.
The control device 2 determines whether or not an emergency call start trigger has occurred when the emergency call onboard device 1 is activated (step S1), and the emergency call switch 4 or the emergency call detection device 5 makes an emergency. When a notification trigger signal is input and it is detected that an emergency notification start trigger has occurred ("YES" in step S1), an audio link and a data link are established between the BT communication unit 6 and the mobile phone 11.

  Next, as shown in FIG. 3, the control device 2 makes a call from the mobile phone 11 to the emergency call center 13, establishes a packet line between the mobile phone 11 and the emergency call center 13, and passes through the mobile phone 11. Data communication is performed with the emergency call center 13 (step S2), and the vehicle position input from the position detection device 3 and the user information and vehicle information input from the memory device 9 are notified via the Internet 14 from the mobile phone 11 It is transmitted to the center 13. Then, after completing the transmission of the various information to the emergency call center 13, the control device 2 disconnects the packet line and establishes a voice line between the mobile phone 11 and the emergency call center 13 (step S3). .

  Next, the control device 2 periodically outputs, for example, a state monitoring command to the speaker 7, determines whether or not an abnormality has occurred in the speaker 7 (step S4), determines, for example, a short circuit of the microphone terminal, and the microphone. 4 determines whether or not an abnormality has occurred (step S5).

  Here, the control device 2 does not detect that an abnormality has occurred in the speaker 7 (“NO” in step S4), and does not detect that an abnormality has occurred in the microphone 4 ( After that, “NO” in step S5), the voice received by the mobile phone 11 from the emergency call center 13 through the public line 15 is output as the received voice from the speaker 7 and the voice input to the microphone 8 is transmitted. Speech voice is transmitted from the mobile phone 11 to the emergency call center 13 through the public line 15 to start a hands-free voice call (step S6). Thereby, the user can have a hands-free conversation with the operator arranged in the emergency call center 13 using the speaker 7 and the microphone 8 of the emergency call onboard device 1.

  On the other hand, the control device 2 detects that an abnormality has occurred in the speaker 7 (“YES” in step S4), or detects that an abnormality has occurred in the microphone 4 (in step S5, “ YES ”), a call transfer command is transmitted from the BT communication unit 6 to the mobile phone 11 (step S7), and it indicates that the call is transferred from the hands-free to the mobile phone 11, for example,“ call transfer from hands-free to mobile phone ” Is displayed on the display device 10 to notify that the call is transferred from the hands-free to the mobile phone 11 (step S8). Then, the control device 2 disconnects the audio link established between the BT communication unit 6 and the mobile phone 11 at that time, and starts a voice call by the mobile phone 11 (step S9). Thereby, the user can talk with the operator arrange | positioned in the emergency call center 13 although it is not hands-free using the audio | voice output function and audio | voice input function of a mobile telephone.

  Next, the control device 2 determines whether or not a disconnect request from the own device has occurred (step S10), and detects that a disconnect request from the own device has occurred ("YES" in step S10). A call transfer command is transmitted from the BT communication unit 6 to the mobile phone 11 (step S11), and after establishing an audio link disconnected between the BT communication unit 6 and the mobile phone 11 at that time, the mobile phone 11 And the emergency call center 13 are disconnected (step S12).

  Then, the control device 2 determines whether or not a voice call is received from the emergency call center 13 (step S13), and determines that a voice call is received from the emergency call center 13 as shown in FIG. ("YES" in step S13) After an automatic response to a voice call from the emergency call center 13 (step S1), the process returns to the above step S3 and the above-described processing is repeated.

  The control device 2 detects that a disconnection request from the mobile phone 11 is generated instead of a disconnection request from the own device after starting a voice call by the mobile phone 11 ("YES" in step S15). ) The voice line established between the mobile phone 11 and the emergency call center 13 is disconnected without causing the call transfer command to be transmitted from the BT communication unit 6 to the mobile phone 11 (step S12). In addition, when the control device 2 detects that a disconnection request from the own device has occurred after starting a hands-free voice call ("YES" in step S16), the control device 2 sends a call transfer command from the BT communication unit 6. The voice line established between the mobile phone 11 and the emergency call center 13 is disconnected without transmitting to the mobile phone 11 (step S12).

  As described above, according to the present embodiment, in the emergency call onboard device 1, a voice link is established between the BT communication unit 6 and the mobile phone 11, and between the mobile phone 11 and the emergency call center 13. If an abnormality occurs in the speaker 7 or the microphone 8 in a state where the voice link is established, the voice link established between the BT communication unit 6 and the mobile phone 11 is disconnected, and the own device and the emergency call center 13 Since the voice call between the mobile phone 11 and the emergency call center 13 is realized, the voice output function and voice input function of the mobile phone 11 are thereafter implemented. The user can have a conversation with the operator and can make an emergency call appropriately.

  Further, when a voice call between the mobile phone 11 and the emergency call center 13 is realized, for example, display information “Call transfer from hands-free to mobile phone” is displayed on the display device 10. The user can be notified that a voice call between the mobile phone 11 and the emergency call center 13 will be realized, and the user can talk to the operator using the voice output function and voice input function of the mobile phone 11. This can be notified to the user.

  Further, when a voice call disconnection request established between the mobile phone 11 and the emergency call center 13 is generated from the own device after the voice call between the mobile phone 11 and the emergency call center 13 is realized, BT Since the voice link disconnected between the communication unit 6 and the mobile phone 11 is established, control of the voice call with the emergency call center 13 can be returned from the mobile phone 11 to the own device. Thus, compatibility with existing processing can be provided, and adverse effects on subsequent operations can be avoided.

The present invention is not limited to the above-described embodiment, and can be modified or expanded as follows.
The short-range wireless communication between the emergency call onboard device 1 and the mobile phone 11 is BT if the emergency call onboard device 1 can control the establishment and disconnection of the voice link with the mobile phone 11. It may be other than communication.
A configuration in which voice information between the mobile phone 11 and the emergency call center 13 is realized by voice information may be used, or a combination of display information and voice information may be used. .
The emergency call start trigger is not limited to the user operating the emergency call switch or the airbag is deployed, but may be other conditions.

Functional block diagram showing an embodiment of the present invention flowchart Sequence diagram (1) Sequence diagram (2)

Explanation of symbols

  In the drawings, 1 is an emergency call onboard device, 2 is a control device (control means), 6 is a BT communication unit (short-range wireless communication means), 7 is a speaker (voice output means), 8 is a microphone (voice input means), 10 Is a display device (notification means), 11 is a mobile phone with a BT communication function (mobile phone with a short-range wireless communication function), and 13 is an emergency call center.

Claims (4)

Short-range wireless communication means capable of establishing a voice link with a mobile phone with short-range wireless communication function;
In a state where a voice link is established between the short-range wireless communication means and the mobile phone with short-range wireless communication function and a voice line is established between the mobile phone with short-range wireless communication function and the emergency call center The voice received from the emergency call center to the mobile phone with short-range wireless communication function is output from the voice output means, or the voice input to the voice input means is sent from the mobile phone with short-range wireless communication function to the emergency call center. An emergency call vehicle equipped with a control means,
The control means establishes a voice link between the short-range wireless communication means and the mobile phone with short-range wireless communication function after data communication between the mobile phone with short-range wireless communication function and the emergency call center. In addition, it is determined whether an abnormality has occurred in at least one of the voice output unit and the voice input unit in a state where a voice line is established between the mobile phone with a short-range wireless communication function and the emergency call center. A voice link is established between the short-range wireless communication means and the mobile phone with the short-range wireless communication function, and a voice line is established between the mobile phone with the short-range wireless communication function and the emergency call center. When it is detected that an abnormality has occurred in at least one of the voice output means and the voice input means in the state, the short distance wireless communication means and the short distance wireless communication means To disconnect the voice link that is established between the mobile phone with a communication function, emergency call-vehicle device, characterized in that to realize the voice communication between the mobile telephone and the emergency call center with short-range wireless communication function. Short-range wireless communication means capable of establishing a voice link with a mobile phone with short-range wireless communication function;
In a state where a voice link is established between the short-range wireless communication means and the mobile phone with short-range wireless communication function and a voice line is established between the mobile phone with short-range wireless communication function and the emergency call center The voice received from the emergency call center to the mobile phone with short-range wireless communication function is output from the voice output means, or the voice input to the voice input means is sent from the mobile phone with short-range wireless communication function to the emergency call center. An emergency call vehicle equipped with a control means,
Wherein, after the mobile phone with short-range wireless communication function is automatically respond to incoming call from the emergency call center, voice link between the short-range wireless communication means and short-range wireless communication function-equipped mobile phone Whether or not an abnormality has occurred in at least one of the voice output means and the voice input means in a state where a voice line is established between the mobile phone with short-range wireless communication function and the emergency call center A voice link is established between the short-range wireless communication means and the mobile phone with the short-range wireless communication function, and a voice line is established between the mobile phone with the short-range wireless communication function and the emergency call center. The short-range wireless communication device when it is detected that an abnormality has occurred in at least one of the voice output means and the voice input means. Emergency, characterized in that the short distance to cut a voice link established between the wireless communication function-equipped mobile phone, to realize the voice communication between the mobile telephone and the emergency call center with short-range wireless communication function Report onboard equipment. Short-range wireless communication means capable of establishing a voice link with a mobile phone with short-range wireless communication function;
In a state where a voice link is established between the short-range wireless communication means and the mobile phone with short-range wireless communication function and a voice line is established between the mobile phone with short-range wireless communication function and the emergency call center The voice received from the emergency call center to the mobile phone with short-range wireless communication function is output from the voice output means, or the voice input to the voice input means is sent from the mobile phone with short-range wireless communication function to the emergency call center. An emergency call vehicle equipped with a control means,
The control means establishes a voice link between the short- range wireless communication means and the mobile phone with short-range wireless communication function, and establishes a voice line between the mobile phone with short-range wireless communication function and the emergency call center. When it is detected that an abnormality has occurred in at least one of the voice output means and the voice input means , the short-range wireless communication means and the mobile phone with a short-range wireless communication function are used. Voice call between the mobile phone with short-range wireless communication function and the emergency call center is realized by disconnecting the established voice link and realizing the voice call between the mobile phone with short-range wireless communication function and the emergency call center. in case of realizing, characterized in that broadcast from the notification means to the effect that realizes the voice communication between the mobile telephone and the emergency call center with short-range wireless communication function Emergency vehicle-mounted device to be. Short-range wireless communication means capable of establishing a voice link with a mobile phone with short-range wireless communication function;
In a state where a voice link is established between the short-range wireless communication means and the mobile phone with short-range wireless communication function and a voice line is established between the mobile phone with short-range wireless communication function and the emergency call center The voice received from the emergency call center to the mobile phone with short-range wireless communication function is output from the voice output means, or the voice input to the voice input means is sent from the mobile phone with short-range wireless communication function to the emergency call center. An emergency call vehicle equipped with a control means,
The control means establishes a voice link between the short-range wireless communication means and the mobile phone with short-range wireless communication function, and establishes a voice line between the mobile phone with short-range wireless communication function and the emergency call center. When it is detected that an abnormality has occurred in at least one of the voice output means and the voice input means, the short-range wireless communication means and the mobile phone with a short-range wireless communication function are used. to disconnect the voice link that is established, to realize the voice communication between the mobile telephone and the emergency call center with short-range wireless communication function, the voice call between the mobile telephone and the emergency call center with short-range wireless communication function after allowed to realize, when the disconnection request of the voice call between the mobile telephone and the emergency call center with short-range wireless communication function has detected that it has generated the own apparatus, before Emergency call-vehicle device, characterized in that to establish a voice link is disconnected between the short-range wireless communication means and short-range wireless communication function-equipped mobile phone.

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