JP2010171742A - Hands-free phone call device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a "hands-free phone call device" capable of immediately using phonebook data recorded in a mobile phone while securing the use of the phone book data in the complete form. <P>SOLUTION: A hands-free phone call device 10, if the connected mobile phone 20 corresponds to the GSM-AT (Global System for Mobile Communications-AT), firstly uses the GSM-AT to read the name and phone number parts of each contact registered in the phone book data of the mobile phone 20. After that, when the connected mobile phone 20 corresponds to the PBAP (Phone Book Access Profile), the hands-free phone call device uses the PBAP. However, when the connected mobile phone 20 does not correspond to the PBAP but corresponds to the SyncML, it uses the SyncML to read all the items of each contact registered as the phone book data in the mobile phone 20. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a hands-free call device that provides a hands-free call function using a mobile telephone.

There is a form called a hands-free call as a call form of a user using a mobile telephone.
The hands-free call is a call using a telephone using a microphone and a speaker outside the telephone for input of transmitted voice and output of received voice. Here, a device that includes a speaker that radiates received voice and a microphone that picks up transmitted voice and adds the above-described hands-free calling function to a mobile telephone (also referred to as a “mobile phone”) is a hands-free device. It is called a call device, and is mainly used to enable a user who is installed in a car and is driving to perform a hands-free call using a mobile phone (for example, Patent Document 1).

  In addition, PBAP is a standard for accessing phone book data recorded in a mobile phone from the connected mobile phone in a hands-free call device connected to the mobile phone via Bluetooth (registered trademark), which is a type of wireless PAN. A technique is also known in which phone book data recorded in a mobile phone is automatically read using (Phone Book Access Profile) and can be used in a hands-free call device (for example, Patent Document 2).

JP 2000-52886 A JP 2008-98767

  According to the technology that automatically reads the phone book data recorded on the mobile phone from the mobile phone to the hands-free call device using PBAP, the time required to complete the automatic reading of the phone book data is relatively long. However, there is a problem that it takes a long time before the telephone directory data recorded in the mobile telephone can be used in the hands-free call device.

  On the other hand, if you use GSM-AT, which is a standard that can read the phone book data recorded in the mobile phone on the HFP (Hands-Free Profile), which is a standard for accessing the telephone function of the mobile phone, The phonebook data recorded in the phonebook can be quickly read into the handsfree calling device, but the phonebook data that can be read using GSM-AT is the name and phone number of each person registered in the phonebook data. Therefore, the phone book data recorded in the mobile phone cannot be used in a complete form.

  Therefore, the present invention has an object to make it possible to use phone book data recorded on a mobile phone in a hands-free call device more quickly while ensuring the use of the phone book data in a more complete form. And

  In order to achieve the above object, the present invention provides a hands-free call device for providing a user with a hands-free call function using a connected mobile phone for voice communication, to the mobile phone from the connected mobile phone. Reading the phone book data according to the procedure according to the first standard that can be used for reading the stored phone book data, and the phone book stored in the mobile phone from the connected mobile phone. A telephone directory reading means capable of reading the telephone directory data in accordance with a procedure according to a second standard that can be used for reading data; and the connected mobile telephone includes the first standard and the second standard. Corresponding standard detecting means for detecting which one of the standards is supported, and the corresponding standard detecting means, wherein the connected mobile telephone is connected to the first standard. When it is detected that both of the second standards are supported, the first entry of the phone book data stored in the mobile phone from the connected mobile phone is sent to the phone book reading means. The phone book stored in the mobile phone from the connected mobile phone after the reading of the data in the phone book in accordance with the first standard is completed. Phone book reading control means for reading the data according to the procedure according to the second standard. However, the reading of the phone book data stored in the mobile phone from the connected mobile phone according to the procedure according to the first standard was registered in the phone book stored in the mobile phone. The data of the name and telephone number items of each contact is read, and the phone book data stored in the mobile phone from the connected mobile phone according to the procedure according to the second standard is read. Reading is to read data of items including the name, telephone number, and image of each contact registered in the telephone directory stored in the mobile phone. Here, the first standard is, for example, GSM-AT, and the second standard is, for example, PBAP (Phone Book Access Profile) or SyncML (Synchronization Markup Language).

  In such a hands-free call device, the telephone book reading means can be used for reading data of the telephone book stored in the mobile telephone from the connected mobile telephone. It is assumed that the telephone directory data can be read by a procedure according to the standard, and in the corresponding standard detection means, the connected mobile telephone is connected to the first standard, the second standard, and the third standard. In the telephone directory reading control means, the corresponding standard detection means is configured to detect whether the connected mobile telephone corresponds to the second standard. And the mobile phone from the connected mobile phone is connected to the phone book reading means when it is detected that both the first standard and the third standard are supported. The stored phone book data is read by the procedure according to the first standard, and after the reading of the phone book data according to the first standard is completed, from the connected mobile phone The telephone directory data stored in the mobile telephone may be read by a procedure according to the third standard. However, in this case, the reading of the phone book data stored in the mobile phone from the connected mobile phone according to the procedure in accordance with the third standard is performed by the telephone stored in the mobile phone. The data of items including the name, telephone number and image of each contact registered in the book is read, and the reading of the phone book data according to the procedure according to the third standard is the second It is assumed that it takes a longer time to read the phone book data than to read the phone book data by the procedure according to the standard. In this case, the first standard is, for example, GSM-AT, the second standard is, for example, PBAP (Phone Book Access Profile), and the third standard is, for example, SyncML ( Synchronization Markup Language).

  According to such a hands-free call device, when the connected mobile phone is compatible with the first standard, the hands-free call device first uses the first standard. Read the data of the contact name and phone number items registered in the phone book. After that, when the connected mobile phone is compatible with the second standard or the third standard, it is registered in the telephone directory of the mobile phone using the second standard or the third standard. The data of the item including the name, telephone number, and image of each contact is read.

Here, the first standard reads only the data of the item of name and telephone number, and the telephone book data can be read faster than the second standard and the third standard.
Therefore, according to the present embodiment, in the hands-free call device, the name and phone number of each contact registered in the phone book of the mobile phone are quickly acquired using the first standard, and the user's The remaining items including images registered in the phone book data of the mobile phone can be obtained using the second standard or the third standard in the hands-free call device and used by the user. It will be available for use.

  As described above, according to the present invention, phone book data recorded in a mobile phone in a hands-free call device can be used more quickly while ensuring the use of the phone book data in a more complete form. It can be.

It is a block diagram which shows the structure of the hands-free call system which concerns on embodiment of this invention. It is a figure which shows the telephone directory which concerns on embodiment of this invention, and its display example. It is a flowchart which shows the telephone directory automatic reading process which concerns on embodiment of this invention. It is a flowchart which shows the telephone directory display process which concerns on embodiment of this invention.

Hereinafter, a hands-free call system according to an embodiment of the present invention will be described.
FIG. 1 a shows the configuration of the hands-free call system according to the present embodiment.
As shown in the figure, the hands-free call system includes a hands-free call device 10 and a mobile telephone 20 that is selectively connected to the hands-free call device 10.
The hands-free call device 10 includes a call processing device 1, an input device 2, a display device 3, a microphone 4, and a speaker 5.
The call processing device 1 also has a mobile phone interface 11 for connecting to the mobile phone 20 via Bluetooth (registered trademark), a call voice processing unit 12, a control unit 13, and a storage device 14.
On the other hand, the mobile telephone 20 includes a mobile telephone function unit 21 that performs data communication and voice communication via a mobile telephone network, a host interface 22 for connecting to the hands-free call device 10 via Bluetooth (registered trademark), An operation control unit 23 that performs control, a memory 24, an operation unit 25, a display unit 26, a built-in microphone 27, and a built-in speaker 28 are provided.

  Here, the phone book data is stored in the memory 24 of the mobile telephone 20 and the storage device 14 of the hands-free call device 10, respectively. As shown in FIG. 2a, the phone book data includes, for each contact registered by the user, a contact name, a contact phone number, an image such as a contact photo, and other mail addresses and addresses. Such as contact information is registered.

  Next, FIG. 1 b shows functional blocks relating to reading of phone book data from the mobile telephone 20 of the hands-free call device 10. These functional blocks are realized by the control unit 13 of the hands-free call device 10 controlling the functions of the respective units of the hands-free call device 10 in an integrated manner. As shown in FIG. It has a protocol stack conforming to Bluetooth (registered trademark), which forms HFP (Hands-Free Profile) and PBAP (Phone Book Access Profile) in which GSM-AT is incorporated, and SyncML (Synchronization Markup Language).

  FIG. 1 b shows functional blocks related to provision of telephone directory data to the hands-free call device 10 of the mobile telephone 20. These functional blocks are realized by the operation control unit 23 of the mobile phone 20 by controlling the functions of the respective units of the mobile phone 20 in an integrated manner. As shown in the figure, the mobile phone 20 forms an HFP. And a protocol stack compliant with Bluetooth (registered trademark). In addition, the mobile phone 20 may include a protocol stack conforming to Bluetooth (registered trademark) that forms a PBAP. The mobile phone 20 may be equipped with SyncML. Further, the GSM-AT may be incorporated in the HFP of the mobile telephone 20. That is, all the mobile telephones 20 connected to the hands-free call device 10 are provided with HFP, but PBAP, SyncML, and GSM-AT are provided with any of these or all of them. Whether it is different depends on the model of the mobile telephone 20. For example, a certain type of mobile phone 20 includes only GSM-AT, and a certain type of mobile phone 20 includes GSM-AT and PBAP.

  The HFP, PBAP, and SyncML of the hands-free call device 10 of the mobile phone 20 are connected via Bluetooth (registered trademark) and communicate with each other. The HFP of the mobile phone 20 and the hands-free call device 10 realizes a function that uses the telephone function of the mobile phone 20 from the hands-free call device 10 via Bluetooth (registered trademark). The GSM-AT, PBAP, and SyncML of the mobile phone 20 and the hands-free call device 10 realize a function for the hands-free call device 10 to read phone book data from the mobile phone 20 via Bluetooth (registered trademark). is there.

  However, PBAP and SyncML can read all the phone book data of the mobile phone 20 from the hands-free call device 10, whereas GSM-AT can read the mobile phone 20 that can be read from the hands-free call device 10. The phone book data is limited to each contact name and phone number.

Here, the time required for reading the phone book data of the mobile telephone 20 to the hands-free call device 10 using each of GSM-AT, PBAP, and SyncML is different, and according to the present inventors' investigation, Generally, GSM-AT, PBAP, and SyncML become longer in this order.
In addition, since GSM-AT functions on the HFP, the hands-free communication device 10 and the mobile phone 20 HFP are connected to each other without switching the profile or establishing a new profile connection. The point that the call device 10 can read the phone book data of the mobile telephone 20 is also advantageous for quick reading of the phone book data.

  In such a configuration, when the operation control unit 23 of the mobile telephone 20 is not connected to the hands-free call device 10, the mobile telephone alone is connected via the mobile telephone network according to the user operation of the operation unit 25. The operation of performing the data communication and voice communication performed by the mobile telephone function unit 21 is controlled. Note that the voice transmitted / received by the data communication or voice communication performed by the mobile phone alone is input / output with the user using the built-in microphone 27 and the built-in speaker 28.

  On the other hand, when the mobile phone 20 and the hands-free call device 10 are connected via Bluetooth (registered trademark), the control unit 13 of the hands-free call device 10 and the operation control unit 23 of the mobile phone 20 are hands-free. The following operations are performed using the HFP of the telephone 10 and the mobile telephone 20.

  That is, the control unit 13 of the hands-free call device 10 notifies the control unit 13 of the operation control unit 23 according to the user operation input from the input device 2 or the communication state of the mobile phone function unit 21 of the mobile phone 20. The operation control unit 23 of the mobile telephone 20 is controlled according to the status information such as the incoming call notification, and the call control operation such as the call operation and the incoming call response operation of the mobile telephone 20 and other various communication operations are controlled. Make it. That is, the operation control unit 23 of the mobile telephone 20 causes the mobile telephone function unit 21 to execute a call control operation and other various communication operations in accordance with the control from the control unit 13 of the handsfree call device 10.

In addition, during a voice call with another telephone set by a call established by such a call control operation, the mobile telephone function unit 21 of the mobile telephone 20 and the call voice processing unit 12 of the hands-free call device 10 are connected to the mobile telephone 20. The following operations are performed using the HFP of the hands-free communication device 10.
That is, the mobile telephone function unit 21 of the mobile telephone 20 sends the voice received from the telephone of the other party as a received voice signal to the call voice processing unit 12 of the handsfree call device 10. Further, the call voice processing unit 12 performs volume adjustment and loudness compensation processing on the received reception voice signal and outputs the result from the speaker 5. In addition, the call voice processing unit 12 performs an echo cancellation process for removing a voice component that has circulated from the speaker 5 to the microphone 4 on the voice signal input from the microphone 4, and then as a transmission voice signal of the mobile telephone 20 The mobile phone function unit 21 sends the received transmission voice signal to the telephone of the other party.

Next, the reading operation of the phone book data from the mobile telephone 20 of the hands-free call device 10 in the hands-free call device 10 and the mobile phone 20 will be described.
The control unit 13 of the hands-free call device 10 reads the phone book data from the mobile phone 20, and if the connection with the mobile phone 20 by Bluetooth (registered trademark) is established, the phone book automatic shown in FIG. Execute read processing.
As shown in the figure, in this process, the control unit 13 first determines that the mobile phone 20 is connected to the GSM based on the service (function) information provided in the mobile phone 20 acquired from the mobile phone 20 when the connection with the mobile phone 20 is established. It is checked whether or not it is compatible with AT (step 302). If it is not compatible with GSM-AT, the process proceeds to step 306 as it is. And by using the GSM-AT of the mobile phone 20 to request the operation control unit 23 of the mobile phone 20 to transfer the phone book data, the phone book data is read from the mobile phone 20 and the phone book data in the storage device 14 is read. (Step 304), and the process proceeds to step 306. Here, if the operation control unit 23 of the mobile phone 20 is requested to transfer the phone book data using the GSM-AT, the operation control unit 23 of each contact registered in the phone book data stored in the memory 24 is used. The name and the telephone number are read out and transferred as telephone directory data to the control unit 13 of the handsfree call device 10 using the GSM-AT of the handsfree call device 10 and the mobile phone 20.

  Next, if the process proceeds to step 306, the mobile telephone 20 corresponds to the PBAP based on the service (function) information provided in the mobile telephone 20 acquired from the mobile telephone 20 when the connection with the mobile telephone 20 is established. If the mobile phone 20 does not support PBAP, the process directly proceeds to step 310. If the mobile phone 20 supports PBAP, the mobile phone 20 uses the PBAP of the handsfree call device 10 and the mobile phone 20. The phone book data is read from the mobile telephone 20 and reflected in the phone book data in the storage device 14 (step 308), and the phone book automatic reading process is terminated. . Here, if the operation control unit 23 of the mobile telephone 20 is requested to transfer the phone book data using PBAP, each operation address of each contact registered in the phone book data stored in the memory 24 is requested. The items are read out and transferred as telephone directory data to the control unit 13 of the handsfree call device 10 using the PBAP of the handsfree call device 10 and the mobile telephone 20.

  On the other hand, when the process proceeds to step 310, the mobile phone 20 corresponds to SyncML based on the service (function) information of the mobile phone 20 acquired from the mobile phone 20 when the connection with the mobile phone 20 is established. If the mobile phone 20 is not compatible with SyncML, the phone book automatic reading process is terminated. If the mobile phone 20 is compatible with SyncML, the mobile phone 20 uses SyncML. By requesting the operation control unit 23 of the mobile phone 20 to transfer the phone book data, the phone book data is read from the mobile phone 20, reflected in the phone book data of the storage device 14 (step 312), and automatically read the phone book. The process ends. Here, when the operation control unit 23 of the mobile phone 20 is requested to transfer the phone book data using SyncML, each operation address of each contact registered in the phone book data stored in the memory 24 is requested. The items are read out and transferred as telephone directory data to the control unit 13 of the handsfree call device 10 using the SyncML of the handsfree call device 10 and the mobile phone 20.

The telephone book automatic reading process has been described above.
Hereinafter, an example of use of the phone book data in the storage device 14 reflecting the phone book data of the mobile telephone 20 in the hands-free call device 10 by such a phone book automatic reading process will be described.
FIG. 4 shows a phone book display process performed by the control unit 13 of the hands-free call device 10 using the phone book data in the storage device 14. Here, this phone book display process is executed when a user instructs the phone book display via the input device 2.
As shown in the figure, in this process, first, the phone book data of the connected mobile phone 20 uses one of HFP, PBAP, and SyncML in which GSM-AT is incorporated by the above-described phone book automatic reading process. Then, it is checked whether it has been reflected in the phone book data in the storage device 14 (step 402). If not reflected, the fact that the phone book data is being acquired is displayed on the display device 3 (step 418), and then the telephone The automatic book reading process waits for the telephone book data of the mobile telephone 20 to be reflected in the telephone book data of the storage device 14 using any one of HFP, PBAP, and SyncML.

  On the other hand, if the phone book data of the connected mobile phone 20 has been reflected in the phone book data of the storage device 14 using any of HFP, PBAP, and SyncML (step 402), the connected mobile phone 20 It is checked whether the 20 phone book data has been reflected in the phone book data in the storage device 14 using either PBAP or SyncML (step 404). If it has not been reflected using either PBAP or SyncML, it is stored. A list screen showing a list of contact names and phone numbers registered in the phone book data of the device 14 is displayed on the display device 3 as shown in FIG. 2B, for example (step 406), and the process proceeds to step 408. . On the other hand, if the phone book data of the connected mobile telephone 20 has been reflected in the phone book data of the storage device 14 using either PBAP or SyncML (step 404), it is registered in the phone book data of the storage device 14 A list screen showing a list of images, names, and telephone numbers of each contact address displayed is displayed on the display device 3 as shown in FIG. 2C, for example (step 420), and the process proceeds to step 408.

  Then, if the process proceeds to step 408 in this way, the contact is selected on the list screen displayed as shown in FIG. 2b or c (step 408) and provided on the list screen in FIG. 2b or c. A detail display instruction by the operation of the detail button 202 (step 410) and a call instruction by the operation of the call button 201 provided on the list screen of FIGS. 2b and 2c (step 412) are accepted. However, when the list screen of FIG. 2b is displayed, the display of the detailed button 202 and the reception of the detailed display instruction are performed when the connected mobile phone 20 supports either PBAP or SyncML. Only do.

  When a call instruction is accepted (step 412), the display of the list screen is deleted (step 414), and a call process to the telephone number of the contact selected at the time when the call instruction is accepted is performed. Is activated (step 416), and the telephone directory display process is terminated. Here, in the activated calling process, the operation control unit 23 of the mobile telephone 20 is controlled by using the HFP as described above to control the calling and calling to the telephone number of the contact.

On the other hand, when a detailed display instruction is accepted (step 410), it is determined whether the phone book data of the connected mobile telephone 20 has been reflected in the phone book data of the storage device 14 using either PBAP or SyncML. In step 422, if not reflected, the fact that detailed data is being acquired is displayed on the display device 3 (step 434), and the process returns to step 408.
On the other hand, if the phone book data of the connected mobile telephone 20 has been reflected in the phone book data of the storage device 14 using either PBAP or SyncML (step 422), the display of the list screen is deleted (step 422). 424) A detailed screen showing each item registered in the phone book data of the storage device 14 of the contact selected at the time of receiving the detailed display instruction is displayed as shown in FIG. 2d, for example. 3 (step 426).

Also, a list display instruction by operating the list button 203 provided on the detail screen of FIG. 2d (step 428), and a call instruction by operating the call button 201 provided on the detail screen of FIG. 2d (step 430). ).
If a list display instruction is accepted (step 428), the display on the detail screen is deleted (step 436), and the process returns to step 404. On the other hand, when the call instruction is accepted (step 430), the display of the detail screen is deleted (step 432), and the contact selected at the time when the call instruction is accepted (the detail screen was displayed). The calling process for the telephone number of the contact is started (step 416), and the telephone directory display process is terminated.

The embodiment of the present invention has been described above.
In the above embodiment, the telephone directory automatic reading process shown in FIG. 3 may be executed when the user instructs the telephone directory display via the input device 2.
As described above, according to the present embodiment, when the connected mobile telephone 20 is compatible with GSM-AT, the hands-free call device 10 first uses the GSM-AT to store the phone book data. Read the name and phone number part of. After that, PBAP is used when the connected mobile phone 20 supports PBAP, and SyncML when the connected mobile phone 20 does not support PBAP and supports SyncML. Use to read the complete phone book data.

Here, as described above, when GSM-AT is used, the phone book data can be read faster than PBAP or SyncML.
Therefore, according to the present embodiment, from the mobile telephone 20 corresponding to at least one of PBAP and SyncML and GSM-AT, the telephone directory data of the mobile telephone 20 can be quickly transferred using GSM-AT. The name and telephone number of each registered contact can be obtained for use by the user, and all items registered in the phone book data of the mobile phone 20 can also be obtained using PBAP or SyncML. It can be acquired by the hands-free call device 10 and used for the user.

  DESCRIPTION OF SYMBOLS 1 ... Call processing apparatus, 2 ... Input device, 3 ... Display apparatus, 4 ... Microphone, 5 ... Speaker, 10 ... Hands-free call apparatus, 11 ... Mobile telephone interface, 12 ... Call voice processing part, 13 ... Control part, 14 DESCRIPTION OF SYMBOLS ... Storage device, 20 ... Mobile telephone, 21 ... Mobile telephone function part, 22 ... Host interface, 23 ... Operation control part, 24 ... Memory, 25 ... Operation part, 26 ... Display part, 27 ... Built-in microphone, 28 ... Built-in speaker 201 ... Call button, 202 ... Details button, 203 ... List button.

Claims (5)

A hands-free call device that provides a user with a hands-free call function using a connected mobile phone for voice communication,
Reading the phone book data from the connected mobile phone according to the procedure according to the first standard that can be used for reading the phone book data stored in the mobile phone; and the connected mobile phone A phone book reading means capable of reading the phone book data according to a procedure according to a second standard that can be used for reading the phone book data stored in the mobile phone;
Corresponding standard detecting means for detecting which of the first standard and the second standard the connected mobile telephone is compatible with;
When the corresponding standard detecting means detects that the connected mobile telephone is compatible with both the first standard and the second standard, the connected standard telephone is connected to the telephone book reading means. Reading the phone book data stored in the mobile phone from the mobile phone according to the procedure according to the first standard, and reading the phone book data according to the first standard. Phone book reading control means for reading the phone book data stored in the mobile phone from the connected mobile phone according to the procedure according to the second standard after completion;
The reading of the phone book data stored in the mobile phone from the connected mobile phone in accordance with the procedure according to the first standard is performed by each contact registered in the phone book stored in the mobile phone. Read the data of the name and phone number fields,
The reading of the phone book data stored in the mobile phone from the connected mobile phone in accordance with the procedure according to the second standard is performed for each contact registered in the phone book stored in the mobile phone. A hands-free call device that reads data of items including a name, a telephone number, and an image. The hands-free call device according to claim 1,
The first standard is GSM-AT, and the second standard is PBAP (Phone Book Access Profile) or SyncML (Synchronization Markup Language). The hands-free call device according to claim 1,
The phone book reading means is further configured to read the phone book data according to a procedure according to a third standard that can be used for reading the phone book data stored in the mobile phone from the connected mobile phone. Can be read,
The corresponding standard detecting means detects whether the connected mobile telephone is compatible with any one of the first standard, the second standard, and the third standard,
The telephone directory read control means includes the correspondence standard detection means, the connected mobile telephone does not support the second standard, and both the first standard and the third standard. When the phone book reading means detects that the phone book data is stored in the mobile phone from the connected mobile phone according to the procedure according to the first standard. And reading the data of the phone book in accordance with the first standard, and the third of the phone book data stored in the mobile phone from the connected mobile phone after the reading of the data is completed. Read in accordance with the standard procedure,
The reading of the phone book data stored in the mobile phone from the connected mobile phone in accordance with the procedure according to the third standard is performed for each contact registered in the phone book stored in the mobile phone. The data of the item including the name, the telephone number, and the image is read, and the reading of the telephone book data by the procedure according to the third standard is performed by the telephone according to the procedure according to the second standard. A hands-free call device characterized in that it takes a longer time to read phone book data than to read book data. The hands-free call device according to claim 3,
The first standard is GSM-AT, the second standard is PBAP (Phone Book Access Profile), and the third standard is SyncML (Synchronization Markup Language). Hands-free call device. In a hands-free call device that provides a user with a hands-free call function that uses a connected mobile phone for voice communication, the phone book data stored in the mobile phone is read from the connected mobile phone. A phone book reading method,
A first standard that can be used for reading data in the telephone book stored in the mobile telephone from the connected mobile telephone, and a telephone stored in the mobile telephone from the connected mobile telephone Detecting which one of the second standards that can be used for reading the book data is supported;
When it is detected that the connected mobile telephone is compatible with both the first standard and the second standard, the telephone stored in the mobile telephone from the connected mobile telephone is stored. Reading the data of the book according to the procedure according to the first standard, and the mobile phone from the connected mobile phone after the reading of the data of the phone book according to the first standard is completed Reading the phone book data stored in the procedure according to the second standard,
The reading of the phone book data stored in the mobile phone from the connected mobile phone in accordance with the procedure according to the first standard is performed by each contact registered in the phone book stored in the mobile phone. Read the data of the name and phone number fields,
The reading of the phone book data stored in the mobile phone from the connected mobile phone in accordance with the procedure according to the second standard is performed for each contact registered in the phone book stored in the mobile phone. A method for reading a telephone directory in a hands-free call device, wherein data of an item including a name, a telephone number, and an image is read.