JP2010093554A - Communication device, text call control method and communication control program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To achieve a communication device enabling a user to obtain conversation of an opposite party while listening to the voices when an audio output device is connected to the outside in using a text call function. <P>SOLUTION: The communication device 1 includes: an audio-text conversion section 13 for converting audio information received from the outside into text information; a headphone detecting section 16 for determining whether or not an audio output device is connected; and an audio output section 17 for outputting voices indicated by the audio information from the audio output device when it is determined that the audio output device is connected. With this configuration, the communication device can be achieved which enables the user to listen to conversation of an opposite party by voice when the text call function is used and the audio output device is connected to the communication device. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention mainly relates to a communication device having a character call function and a character call control method for such a call device.

  In recent years, with the rapid spread of mobile phones, mobile phones have become indispensable for people's lives. In addition, mobile phones have become more sophisticated with widespread use, and users can receive various services via mobile phones.

  However, while mobile phones enrich people's lives through various services, various problems have arisen regarding their use.

  One of the problems related to the use of mobile phones is to output TV broadcast voices and music from mobile phone speakers in public facilities that should be quiet, or to speak out on mobile phones while using public transportation. For example, it may cause trouble for passengers in the vicinity by making a call.

  In view of such a problem, Patent Literature 1 and Patent Literature 2 determine whether or not an external audio output device is connected, and if connected, output audio from the external audio output device, A television broadcast receiver that displays subtitles when not connected is disclosed.

  Further, Patent Document 3 discloses a communication device capable of making a call by transmitting a response message selected by a user from a plurality of predetermined response messages without making a voice. Japanese Patent Application Laid-Open No. 2004-151867 discloses a communication call device that analyzes a video showing movement of a human mouth received by a CCD camera and generates voice or character information and transmits it to a partner. It is disclosed.

Furthermore, a mobile phone that allows a user to make a call using characters by converting character data into voice data and transmitting it to a call destination, or converting voice data received from a call destination into character data The device is known.
JP 2005-203863 A (published July 28, 2005) JP 2005-333551 A (published on December 2, 2005) Japanese Patent Laid-Open No. 9-325795 (released on December 16, 1997) JP 2002-135376 A (published on May 10, 2002)

  If a voice call is made with a mobile phone device in a public facility, the surrounding area may be inconvenienced and a manner violation may occur. This is the same even if headphones or earphones are connected to the mobile phone device. This is because it is not the other party's voice but mainly the user's own voice that disturbs the surroundings. In order to solve this problem, the terminal itself is set to make a call using characters, the voice information representing the other party's voice is converted into character information and displayed, and the user's message is input by characters. There are plans to establish a conversation.

  However, if the terminal is set to make a call using characters, the voice information is converted into character information even though an external audio output device such as headphones or earphones is connected to the mobile phone device. The process of displaying characters is useless, and it is a burden on the user to read the characters and grasp the conversation of the other party.

  The present invention has been made in view of the above problems, and its object is to use a text call function when a voice output device is connected to a communication device (mobile phone device). However, it is to realize a communication device that can listen to the voice and grasp the conversation of the other party.

In order to solve the above-described problem, a communication device according to the present invention includes a character call function, and includes a voice character conversion unit that converts voice information received from the outside into character information.
Determining means for determining whether or not an external audio output device is connected;
And a voice output unit that outputs the voice represented by the voice information from the voice output device when the judgment unit determines that the voice output device is connected.

  Here, the character call function is a function for transmitting a user's message to a call destination when the user inputs a character. Note that the message may be transmitted as character information representing a character input by the user, or voice information obtained by converting the character information and representing a sound having the same meaning as the input character. It may be transmitted as information.

  According to said structure, a communication apparatus determines whether an audio | voice output apparatus (for example, headphones) is connected. Then, when it is determined that the audio output device is connected, the communication device outputs the audio represented by the received audio information from the audio output device.

  As a result, when the voice output device is connected to the communication device, the user understands the conversation of the other party using the voice by listening to the voice even when using the character call function. . As a result, the user can grasp the conversation content of the other party more easily than when reading the characters converted from the voice on the screen.

  In order to solve the above-described problem, a character call control method according to the present invention includes a character call function, and a character call control method for a communication apparatus including voice character conversion means for converting voice information received from outside into character information. In the determination step for determining whether or not an external audio output device is connected, and in the determination step, it is determined that the audio output device is connected. And an audio output step of outputting from the output device.

  According to said structure, there exists an effect similar to the communication apparatus which concerns on this invention.

  The communication device according to the present invention further includes display means for displaying the character represented by the character information on the display unit, and the voice character conversion means determines that the voice output device is not connected by the determination means. In this case, it is preferable that the voice information is converted into the character information, and the display means displays the character on the display unit.

  According to the above configuration, the communication device does not convert the audio information into the character information when the determination unit determines that the audio output device is connected. Even if the user can listen to the conversation of the other party using the above, the voice information representing the conversation of the other party can be converted into character information and displayed on the display unit. .

  In the communication apparatus according to the present invention, when the determination unit detects that the voice output device has been disconnected, a character display instruction reception unit that receives an instruction from the user as to whether or not to display the character on the display unit. Further, it is preferable that the display means display the character on the display unit when the character display instruction receiving means receives an instruction to display.

  According to the above configuration, the communication device displays the character when receiving an instruction from the user to display the character represented by the character information on the display unit. Therefore, the user determines whether or not to display the character on the display unit. There is an additional effect that can be selected.

  The communication apparatus according to the present invention further includes a recording unit that records the audio information in a storage unit when the determination unit detects that the audio output device is disconnected, and the character display instruction receiving unit displays The voice character converting means converts the voice information recorded in the storage section into character information, and the display means displays the character represented by the character information on the display section. It is desirable to display.

  According to the above configuration, the audio information received from the outside between the time when the determination unit detects that the audio output device has been disconnected and the time when the character display instruction reception unit receives an instruction to display is received. The phonetic character converting means converts the character information into character information, and the display means displays the character represented by the character information on the display section.

  This allows the user to focus on the other party's conversation between the time the voice output device is disconnected and the time it is instructed whether to display characters on the display. Even if it is not possible to listen, if an instruction to display characters is given, the other party's conversation during that time can be confirmed by displaying characters.

  The communication device further includes a recording unit that records the character information obtained as a result of the conversion by the voice character conversion unit in the storage unit when the determination unit detects that the voice output device has been disconnected. In addition, when the character display instruction receiving unit receives an instruction to display, the display unit may display the character represented by the character information on the display unit.

  In the communication apparatus according to the present invention, when the determination unit detects that the voice output device has been disconnected, a character display instruction reception unit that receives an instruction from the user as to whether or not to display the character on the display unit. In addition, when the character display instruction receiving unit receives an instruction to display, the phonetic character converting unit may convert the voice information into the character information.

In the communication device according to the present invention, the phonetic character conversion means converts voice information received from a device connected to be communicable into character information,
From the time when the determination means detects that the sound output device has been removed until the time when the character display instruction accepting means accepts an instruction to display, information indicating that the sound output device has been removed is connected. It is desirable to have a transmission means for continuously transmitting to the connected device.

  According to the above configuration, while a device connected to be communicable is receiving the information, the user of the device gives an instruction to the voice output device to be disconnected from the communication device and to be written. Therefore, it is possible to determine that the conversation is interrupted until the user of the communication apparatus gives a display instruction (that is, until preparation for the conversation is completed).

Here, as an example of the information indicating that the voice output device has been removed, voice information indicating a holding tone can be cited.

  In order to solve the above-described problem, a communication device according to the present invention includes a determination unit that determines whether an external audio output device is connected in a communication device having a character call function, and the audio output device includes: A character-to-speech conversion unit that converts character information received from the outside into speech information, and a voice output unit that outputs the speech represented by the speech information from the speech output device when the determination unit determines that it is connected. It is characterized by having.

  According to said structure, a determination means determines whether the said audio | voice output apparatus is connected. For example, the headphone detector 16 determines whether or not headphones are connected. When it is determined that the voice information is connected, the voice character conversion unit 13 converts the received character information into voice information, and the voice output unit 17 outputs the voice represented by the voice information from the voice output device. . On the other hand, when it is determined that they are not connected, the control unit 10 displays the characters represented by the received character information on the display unit 20.

  As a result, when the voice output device is connected to the communication device when the user is using the character call function, the user can understand the content of the conversation of the other party using the character by listening to the voice. Can do. Thereby, compared with the case where a user reads a character on a screen, there exists an effect that the other party's conversation content can be grasped | ascertained more easily.

  In order to solve the above problem, a character call control method according to the present invention determines whether or not an external voice output device is connected in a character call control method of a communication device having a character call function. A character-to-speech conversion step for converting character information received from the outside into speech information when the speech output device is determined to be connected in the determination step; And an audio output step of outputting from the device.

  According to said structure, there exists an effect similar to the communication apparatus which concerns on this invention.

  In the communication apparatus according to the present invention, when the determination unit detects that the audio output device is connected, an audio output instruction reception for receiving an instruction as to whether or not to output the audio from the audio output device is received from the user. The audio output means preferably outputs the audio from the audio output device when the audio output instruction accepting instruction is received.

  According to the above configuration, the communication apparatus outputs the voice when receiving an instruction to output the voice represented by the voice information from the voice output apparatus, so that the user outputs the voice from the voice output apparatus. There is an additional effect that it is possible to select whether or not.

  In the communication apparatus according to the present invention, when the determination unit detects that the audio output device is connected, an audio output instruction reception for receiving an instruction as to whether or not to output the audio from the audio output device is received from the user. And a recording unit that records the character information in a storage unit when the determination unit detects that the audio output device is connected, and the audio output instruction receiving unit outputs When the instruction is accepted, the character voice conversion means converts the character information recorded in the storage unit into voice information, and the voice output means outputs the voice represented by the voice information from the voice output device. Is desirable.

  According to the above configuration, the character information received from the outside between the time when the determination means detects that the sound output device is connected and the time when the sound output instruction reception means receives an instruction to output is received. The character voice conversion means converts the voice information into voice information, and the voice output means outputs the voice represented by the voice information from the voice output device.

  Thereby, when the user gives an instruction to output sound, not only the conversation of the other party made after the instruction but also the instruction to output the sound from the sound output apparatus after the sound output apparatus is connected. It is possible to further grasp the conversation of the other party made during the period by voice.

  The communication apparatus includes: a voice output instruction accepting unit that accepts an instruction from the user as to whether or not to output the voice from the voice output device when the determination unit detects that the voice output device is connected; A recording means for recording the voice information obtained as a result of the conversion by the character voice conversion means in a storage unit when the determination means detects that the voice output device is connected; When the instruction receiving unit receives an instruction to output, the voice output unit may output the voice represented by the voice information from the voice output device.

  The communication device may be realized by a computer. In this case, a communication device control program for realizing the communication device in the computer by operating the computer as each of the above means falls within the scope of the present invention.

  As described above, the communication device according to the present invention has a character call function, and whether or not the conversion means for converting voice information received from the outside into character information and an external voice output device are connected. A determination means for determining, and a sound output means for outputting the sound represented by the sound information from the sound output device when the determination means determines that the sound output device is connected. When the voice output device is connected to the communication device, the user can grasp the conversation of the other party made by voice by listening to the voice even when using the text call function. As a result, the user can grasp the conversation content of the other party more easily than when reading the characters converted from the voice on the screen.

  Further, as described above, the communication device according to the present invention has a character call function, and a determination unit that determines whether or not an external audio output device is connected to the audio output device. If the determination means determines that the character information received from the outside is converted into voice information, and voice output means for outputting the voice represented by the voice information from the voice output device, When the voice call function is used and the voice output device is connected to the communication device, the user can understand the conversation of the other party made by the letters by listening to the voice. Thereby, compared with the case where a user reads a character on a screen, there exists an effect that the other party's conversation content can be grasped | ascertained more easily.

(Embodiment 1)
A communication apparatus 1 according to an embodiment of the present invention will be described below with reference to FIGS.

  Note that the communication device 1 according to the present embodiment may be a device such as a mobile phone mainly used for making a call, or an application having a character call function and a voice call function is installed. It may be a personal computer, a PDA, or other portable information terminal.

(Configuration of communication device 1)
A main configuration of the communication device 1 according to the present embodiment will be described with reference to FIG. FIG. 1 is a block diagram showing a communication device 1 according to the present embodiment.

  The communication device 1 includes a control unit 10, a communication unit 11, a text-to-speech conversion unit 12, a speech-to-speech conversion unit 13, an operation input unit 14, a headphone jack 15, a headphone detection unit 16, a voice output unit 17, a voice input unit 18, and a display. An interface 19 and a display unit 20 are provided. The function of each member will be described below.

(Control unit 10)
The control unit 10 includes a communication unit 11, a text-to-speech conversion unit 12, a speech-to-speech conversion unit 13, an operation input unit 14, a headphone jack 15, a headphone detection unit 16, a speech output unit 17, a speech input unit 18, and a display interface 19. Each member is controlled.

(Communication unit 11)
The communication unit 11 receives a communication wave and extracts voice information and character information from the received communication wave. In addition, a communication wave carrying voice information and character information is transmitted to the outside.

(Text-to-speech converter 12)
The character voice conversion unit 12 converts character information into voice information. For example, character information representing characters input via the operation input unit 14 for sending a message to the other party is converted into voice information.

(Speech conversion part 13)
The voice character conversion unit 13 converts voice information received from the outside into character information.

(Operation input unit 14)
The operation input unit supplies character information input by the user to the control unit 10.

(Headphone jack 15)
The headphone jack 15 is an interface for connecting a headphone 30 (external audio output device).

(Headphone detector 16)
As shown in FIG. 3, the headphone detector 16 detects that the headphones 30 are connected and disconnected. Further, the headphone detector 16 determines whether or not the headphones 30 are connected to the headphone jack 15.

(Audio output unit 17)
The voice output unit 17 outputs the voice represented by the voice information extracted by the communication unit 11 from a speaker (not shown).

(Voice input unit 18)
The voice input unit 18 converts voice acquired from the outside through a built-in microphone (not shown) into a voice signal and supplies the voice signal to the control unit 10.

(Display interface 19)
The display interface 19 is an interface that connects the control unit 10 and the display unit 20.

(Display unit 20)
The display unit 20 displays characters input through the operation input unit 14 or characters obtained as a result of conversion of the speech information extracted by the communication unit 14 by the speech character information unit 13.

(Storage unit 21)
The storage unit 21 stores the received voice information or the character information converted from the voice information by the voice character conversion unit 13.

(Operation of communication device 1)
Next, the operation of the communication apparatus 1 according to the present embodiment will be described with reference to FIG. FIG. 2 is a flowchart showing the operation of the communication apparatus 1 when there is an incoming call by voice in the communication apparatus 1 according to the present embodiment.

  When the communication unit 11 receives an incoming call by voice, the control unit 10 displays a dialog on the display unit 20 and accepts selection of a character response mode by the user (S1). Here, in the character response mode, when the phone call is started, the other party's voice represented by the received voice information is output from the headphone 30 when the headphone 30 is connected, and when the headphone 30 is not connected. This is a call mode in which voice information is converted into character information and displayed on the display unit 20.

  When the selection of the character response mode is accepted in S1, the control unit 10 responds to the incoming call in S2.

  Next, the headphone detector 16 determines whether or not the headphones 30 are connected to the headphone jack 15 (S3). When it is determined that the headphones 30 are connected to the headphone jack 15 (connected in S3), the audio output unit 17 outputs the other party's audio represented by the audio information received through the communication unit 11 from the headphones 30 (S4). The process proceeds to S7.

  On the other hand, when it is determined that the headphones 30 are not connected to the headphone jack 15 (not connected in S3), the voice character conversion unit 13 converts the voice information into character information (S5), and the control unit 10 The character represented by the converted character information is displayed on the display unit 20 (S6), and the process proceeds to S7.

  In S7, the control unit 10 determines whether or not the call has been terminated (call line disconnection). If NO in S7, the process returns to S3. On the other hand, if YES in S7, the process ends.

(Advantages of the communication device 1)
When the headphone 30 is connected, the communication device 1 according to the present embodiment outputs the conversation of the other party using the voice from the headphone 30 even when the character call function is used. Thereby, the user can grasp the conversation of the other party by listening to the voice, and does not have the trouble of looking at the display unit 20.

(Embodiment 2)
A communication device 1 according to another embodiment of the present invention will be described below with reference to FIG.

(Configuration of communication device 1)
The configuration of the communication device 1 according to the present embodiment is the same as the configuration of the communication device 1 according to the first embodiment, and the functions of the members included in the communication device 1 according to the present embodiment are implemented except for the storage unit 21. Since it is the same as the function of each corresponding member with which the communication apparatus 1 which concerns on form 1 is equipped, only the memory | storage part 21 is demonstrated and description is abbreviate | omitted about another member.

(Storage unit 21)
The storage unit 21 stores the received character information or the voice information converted from the character information by the character voice conversion unit 12.

(Operation of communication device 1)
Next, operation | movement of the communication apparatus 1 which concerns on this embodiment is demonstrated using FIG. FIG. 4 is a flowchart showing the operation of the communication device 1 when there is an incoming call by characters in the communication device 1 according to the present embodiment.

  When the communication unit 11 receives an incoming call with characters, the control unit 10 receives a response instruction from the user for the incoming call (S11).

  When receiving a response instruction for an incoming call from the user, the headphone detector 16 determines whether or not the headphone 30 is connected to the headphone jack 15 (S12). When it is determined that the headphone 30 is connected to the headphone jack 15 (connected in S12), the text-to-speech conversion unit 12 converts the received text information into voice information (S13). Then, the audio output unit 17 outputs the other party's voice represented by the converted voice information from the headphones 30 (S14), and proceeds to the process of S16.

  On the other hand, when it is determined that the headphones 30 are not connected to the headphone jack 15 (not connected in S12), the control unit 10 displays the characters represented by the received character information on the display unit 20 (S15), Proceed to processing.

  In S16, the control unit 10 determines whether or not the call has been terminated (call line disconnection). If NO in S16, the process returns to S12. On the other hand, if YES in S16, the process ends.

(Advantages of the communication device 1)
When the headphones 30 are connected, the communication device 1 according to this embodiment outputs the conversation of the other party using the characters from the headphones 30 even when the character call function is used. Thereby, the user can grasp the conversation of the other party by listening to the voice, and does not have the trouble of looking at the display unit 20.

(Additional notes)
In the communication device 1 according to the first embodiment, when it is determined that the headphones 30 are connected to the headphone jack 15 when the call mode is set to the character response mode, the audio output unit 17 is connected to the external audio output device. The voice character conversion unit 13 converts the voice information received through the communication unit 11 into character information, and the control unit 10 displays the character represented by the character information on the display unit 20. It may be.

  In the communication device 1 according to each embodiment, the display unit 20 may not be included in the communication device 1. For example, the display unit 20 may be an external display device connected via the display interface 19.

  Furthermore, the operation input unit 14 is not included in the communication device 1 according to each embodiment, and may be an external keyboard or other input device. In this case, the operation input unit 14 and the control unit 10 may be connected by a wired or wireless connection using a USB cable, infrared rays, Bluetooth (registered trademark), or the like.

  Moreover, in each embodiment, although the communication part 11 described as what transmits and receives audio | voice information and character information wirelessly via a communication wave, it is not restricted to this, It transmits / receives character information and audio | voice information with a wire communication. May be.

  Further, when it is determined to be disconnected in S3 of the first embodiment and is determined to be connected in the previous S3 (that is, when it is detected that the headphones 30 have been removed), the control unit 10 may display on the display unit 20 an instruction reception screen for receiving an instruction from the user as to whether or not to display characters on the display unit 20. The control unit 10 performs the processes of S5 and S6 when an instruction to display is received from the user, and determines that the connection is not connected at S3 after receiving an instruction to not display from the user. After this, instead of the processes of S5 and S6, a process of outputting the other party's voice from a speaker of the main body not shown may be performed.

  In this case, when the headphone detection unit 16 detects that the headphones 30 have been removed in S3, the control unit 10 starts recording the audio information received through the communication unit 11 into the storage unit 21, and then Recording may be stopped when an instruction is received from the user as to whether or not to display characters on the display unit 20. When an instruction to display is received, in S5, the phonetic character conversion unit 13 converts the recorded voice information into character information together with the voice information received after receiving the instruction. In S6, The control unit 10 may display the character represented by the character information on the display unit 20. At this time, the voice character conversion unit 13 converts the voice information recorded in the recording unit 21 into character information first, rather than the voice information received after receiving the instruction. Further, the control unit 10 displays the characters represented by the character information in the order generated by the conversion.

  In S3, when the headphone detection unit 16 detects that the headphones 30 have been removed, in S5, the voice character conversion unit 13 starts converting voice information received through the communication unit 11 into character information. The control unit 10 starts recording the character information in the storage unit 21, and then stops recording when receiving an instruction from the user to display the characters on the display unit 20, and in S6, the control unit 10 10 may display on the display unit 20 characters represented by the character information recorded in the recording unit 21. At this time, the character represented by the character information is preferentially displayed on the display unit 20 with respect to the character information recorded in the recording unit 21 rather than the character information converted from the voice information received after receiving the instruction. . On the other hand, when an instruction for not displaying characters on the display unit 20 is received from the user, the conversion and recording are stopped. Thereafter, after it is determined that the connection is not established in S3, the processing is illustrated instead of the processing of S5 and S6. You may perform the process which outputs the other party's audio | voice from the speaker of the main body which does not.

  Further, in S3, when the headphone detection unit 16 detects that the headphones 30 have been removed, the communication unit 11 sends audio information representing a holding sound to an external mobile phone (device) that has transmitted the audio information. You may send it. Further, the communication unit 11 continuously transmits voice information until receiving an instruction from the user to display characters on the display unit 20. Note that the communication unit 11 may interrupt the transmission of the voice information when receiving an instruction not to display characters as well as an instruction to display characters on the display unit 20.

  Furthermore, when it is determined to be connected in S12 of the second embodiment and is determined to be disconnected in the previous S12 (that is, when it is detected that the headphones 30 are connected), the control unit 10 may display on the display unit 20 an instruction reception screen for receiving an instruction from the user as to whether or not to output the other party's voice from the headphones 30. Then, the control unit 10 performs the processes of S13 and S14 when receiving an instruction to output sound from the user, and when receiving an instruction from the user to output no sound, in S12, After the connection is determined, the process of S15 may be performed instead of the processes of S13 and S14.

  In this case, when the headphone detection unit 16 detects that the headphones 30 are connected in S12, the control unit 10 starts recording the character information received through the communication unit 11 into the storage unit 21, and then Recording may be stopped when an instruction is received from the user regarding whether to output sound from the headphones 30. If an instruction to output is received, the text-to-speech conversion unit 12 converts the recorded text information into voice information together with the text information received after receiving the instruction in S13. The control unit 10 may output the sound represented by the sound information from the headphones 30. At this time, the text-to-speech conversion unit 12 converts the character information recorded in the recording unit 21 into speech information first, rather than the character information received after receiving the instruction. Moreover, the control part 10 outputs the audio | voice which audio | voice information represents in the order produced | generated by conversion.

  In S12, when the headphone detection unit 16 detects that the headphones 30 have been removed, in S13, the text-to-speech conversion unit 12 starts converting the text information received through the communication unit 11 into speech information. The control unit 10 starts recording the audio information in the storage unit 21 and then stops recording when receiving an instruction to output audio from the headphones 30 from the user. In step S14, the control unit 10 May output the sound represented by the sound information recorded in the recording unit 21 from the headphones 30. At this time, the sound represented by the sound information is preferentially output from the headphones 30 with respect to the sound information recorded in the recording unit 21 rather than the sound information converted from the character information received after receiving the instruction. On the other hand, when receiving an instruction from the user not to output the sound from the headphones 30, the conversion and recording are stopped. After that, after it is determined that the connection is disconnected in S12, the processing in S15 is performed instead of the processing in S13 and S14. Processing may be performed.

  The present invention is not limited to the above-described embodiments, and various modifications are possible within the scope shown in the claims, and embodiments obtained by appropriately combining technical means disclosed in different embodiments. Is also included in the technical scope of the present invention.

(Program, recording medium)
Finally, each block included in the communication device 1 may be configured by hardware logic. Alternatively, as described below, the control unit 10, the text-to-speech conversion unit 13, the speech-to-speech conversion unit 14, the headphone detection unit 16, the speech output unit 17, and the speech input unit 18 are used using a CPU (Central Processing Unit). It may be realized by software.

  In other words, the communication device 1 includes a program code (execution of a control program that implements the functions of the control unit 10, the text-to-speech conversion unit 13, the speech-to-speech conversion unit 14, the headphone detection unit 16, the speech output unit 17, and the speech input unit 18. Format program, intermediate code program, source program) may be recorded so as to be readable by a computer. The communication device 1 (or CPU or MPU) may read and execute the program code recorded on the supplied recording medium.

  The recording medium for supplying the program code to the communication device 1 is, for example, a tape system such as a magnetic tape or a cassette tape, a magnetic disk such as a floppy (registered trademark) disk / hard disk, or a CD-ROM / MO / MD / DVD / CD-. A disk system including an optical disk such as R, a card system such as an IC card (including a memory card) / optical card, or a semiconductor memory system such as a mask ROM / EPROM / EEPROM / flash ROM can be used.

  Even if the communication device 1 is configured to be connectable to a communication network, the object of the present invention can be achieved. In this case, the program code is supplied to the communication device 1 via the communication network. The communication network is not limited to a specific type or form as long as it can supply the program code to the communication device 1. For example, the Internet, intranet, extranet, LAN, ISDN, VAN, CATV communication network, mobile communication network, satellite communication network, etc. may be used.

  The transmission medium constituting the communication network may be any medium that can transmit the program code, and is not limited to a specific configuration or type. For example, wired communication such as IEEE 1394, USB (Universal Serial Bus), power line carrier, cable TV line, telephone line, ADSL (Asymmetric Digital Subscriber Line) line, infrared light such as IrDA or remote control, Bluetooth (registered trademark), 802. 11 wireless, HDR, mobile phone network, satellite line, terrestrial digital network, etc. can also be used. The present invention can also be realized in the form of a computer data signal embedded in a carrier wave in which the program code is embodied by electronic transmission.

  Since the communication device (mobile phone) according to the present invention can efficiently make a call without violating manners, it can be applied to the field of manufacturing and selling such a communication device (mobile phone).

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 illustrates each embodiment of the present invention and is a block diagram illustrating a main configuration of a communication device. 4 is a flowchart illustrating an operation of the communication apparatus when an incoming call is received according to an embodiment of the present invention. FIG. 11 is a flowchart illustrating another operation of the communication apparatus when there is an incoming call by character according to another embodiment of the present invention. Each embodiment of the present invention is a diagram for explaining that a headphone detector determines whether or not an external audio output device is connected to a headphone jack.

Explanation of symbols

1 communication device 10 control unit (display means, character display instruction receiving means, voice output instruction receiving means, recording means)
11 Communication unit (communication means)
12 Character voice conversion part (Character voice conversion means)
13 Spoken text conversion unit (spoken text conversion means)
14 Operation input unit 15 Headphone jack 16 Headphone detection unit (determination means)
17 Voice output unit (voice output means)
18 voice input unit 19 display interface 20 display unit 21 storage unit

Claims (14)

In a communication apparatus having a character call function and having a voice character conversion means for converting voice information received from outside into character information,
Determining means for determining whether or not an external audio output device is connected;
A communication apparatus comprising: audio output means for outputting the sound represented by the audio information from the audio output apparatus when the determination means determines that the audio output apparatus is connected. Further comprising display means for displaying the character represented by the character information on the display unit;
The voice character conversion means converts the voice information into the character information when the determination means determines that the voice output device is not connected, and the display means converts the character into the display section. The communication device according to claim 1, wherein the communication device is displayed. A character display instruction receiving means for receiving an instruction from the user as to whether or not to display the character when the determination means detects that the voice output device has been removed;
The communication device according to claim 2, wherein the display unit displays the character on the display unit when receiving an instruction to display the character display instruction receiving unit. When the determination unit detects that the audio output device has been disconnected, the recording unit further records the audio information in a storage unit,
When the character display instruction receiving unit receives an instruction to display, the phonetic character converting unit converts the voice information recorded in the storage unit into character information, and the display unit includes the character information. The communication apparatus according to claim 3, wherein a character represented by is displayed on the display unit. A recording unit that records the character information obtained as a result of the conversion by the voice character conversion unit in a storage unit when the determination unit detects that the voice output device is disconnected;
4. The communication apparatus according to claim 3, wherein when the character display instruction receiving unit receives an instruction to display, the display unit displays a character represented by the character information on the display unit. A character display instruction receiving means for receiving an instruction from the user as to whether or not to display the character when the determination means detects that the voice output device has been removed;
3. The communication apparatus according to claim 2, wherein when the instruction to display is received by the character display instruction receiving unit, the phonetic character converting unit converts the voice information into the character information. The voice character conversion means converts voice information received from a communicably connected device into character information,
From the time when the determination means detects that the sound output device has been removed until the time when the character display instruction accepting means accepts an instruction to display, information indicating that the sound output device has been removed is connected. The communication apparatus according to claim 2, further comprising a transmission unit configured to continuously transmit to the connected apparatus. In a communication device with a character call function,
Determining means for determining whether or not an external audio output device is connected;
A character-to-speech conversion unit that converts character information received from the outside into speech information when the determination unit determines that the voice output device is connected;
And a voice output means for outputting the voice represented by the voice information from the voice output device. When the determination unit detects that the audio output device is connected, the audio output device further includes an audio output instruction reception unit that receives an instruction from the user as to whether or not to output the audio from the audio output device,
9. The voice output unit according to claim 1, wherein the voice output unit outputs the voice from the voice output device when the voice output instruction receiving unit receives an instruction to output. The communication device described. Audio output instruction accepting means for accepting, from the user, an instruction as to whether or not to output the audio from the audio output device when the determination means detects that the audio output device is connected;
A recording unit that records the character information in a storage unit when the determination unit detects that the audio output device is connected;
When the voice output instruction receiving means receives an instruction to output, the character voice conversion means converts the character information recorded in the storage unit into voice information, and the voice output means The communication apparatus according to claim 8, wherein a voice represented by information is output from the voice output device. Audio output instruction accepting means for accepting, from the user, an instruction as to whether or not to output the audio from the audio output device when the determination means detects that the audio output device is connected;
When the determination unit detects that the voice output device is connected, the recording unit further includes a recording unit that records the voice information obtained as a result of the conversion by the character voice conversion unit in a storage unit,
9. The communication according to claim 8, wherein when the voice output instruction receiving unit receives an instruction to output, the voice output unit outputs the voice represented by the voice information from the voice output device. apparatus. In a character call control method for a communication device having a character call function and having a voice character conversion means for converting voice information received from outside into character information,
A determination step of determining whether or not an external audio output device is connected;
And a voice output step of outputting the voice represented by the voice information from the voice output device when the voice output device is judged to be connected in the judgment step. Control method. In a character call control method of a communication device having a character call function,
A determination step of determining whether or not an external audio output device is connected;
A character-to-speech conversion step of converting character information received from the outside into speech information when the speech output device is determined to be connected in the determination step;
And a voice output step of outputting the voice represented by the voice information from the voice output device.   A communication control program for operating the communication device according to any one of claims 1 to 11, for causing a computer to function as each of the means.

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