JPH11177656A - Method and device for speaking - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method and a device for speaking with which trouble to apply uncomfortable feelings to surrounding people by voices uttered by a speaker is excluded by replacing one part of conversation in voice with speaking due to button operation. SOLUTION: An audio signal generated by the natural voice conversation of the speaker outputted from a microphone 13 to become a transmitter and an audio signal read out of an audio signal storage circuit 21 and outputted from an audio signal selective output circuit 22 with the operation of operating buttons 18a and 18b for conversation are synthesized by a voice synthesizing circuit 23 and supplied to a transmission part 24. Besides, a received audio signal (received message) received from a reception part 26 and a transmission audio signal (transmission message) read out of the audio signal storage circuit 21 and outputted from the audio signal selective output circuit 22 with the operation of the operating buttons 18a and 18b for conversation are synthesized by a voice synthesizing circuit 27 and outputted to a speaker 14 to become a receiver.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication method and a communication apparatus suitable for application to various communication apparatuses such as a portable telephone terminal, a stationary telephone terminal, and an intercom apparatus.

[0002]

2. Description of the Related Art In a conventional portable telephone, a caller (speaker) communicates his / her intention (message) to a partner caller by voice (real voice). When used, the voice generated by the caller often gives discomfort to the surrounding people. For this reason, conventional mobile phones are provided with an answering machine function and a function of displaying characters.

[0003] However, in the above-mentioned conventional additional function, a message from the other party is used for the message.
There is a drawback that immediate response is difficult, so that there is a problem that the device is used even in a crowded crowd such as inside a train.

[0004] Further, even during a conference in a conference room or the like, a voice call (sending) is inevitably made in a low voice, so that a smooth conversation is impaired and a caller (speaker) is also inevitable.
Inconvenient problems such as giving discomfort to conference participants and adversely affecting the progress of the conference.

[0005]

As described above, in the conventional portable telephone, when the portable telephone is used in a crowded crowd such as in a train, the surroundings are generated by voice generated by a talker (speaker). In order to cause discomfort to the other person, functions such as providing an answering machine function and displaying characters have been added, but in these additional functions, messages from the other party There is a problem that it is difficult to cope with the problem, and there is a problem that the device is used even in a crowded crowd such as a train. Also, when talking during a conference in a conference room, etc., a low-volume conversation is inevitable, so that a smooth conversation is impaired, and a conversation participant (speaker) discomforts a conference participant. And adversely affect the progress of the meeting.

The present invention has been made in view of the above circumstances,
A telephone conversation method in which part of a voice conversation can be replaced with telephone conversation by button operation, thereby avoiding the inconvenience of disturbing surrounding people due to the voice generated by the speaker (sender) as much as possible. And a communication device.

[0007]

SUMMARY OF THE INVENTION The present invention relates to a communication method applied to various communication devices such as a portable telephone terminal, a stationary telephone terminal, and an intercom device, and a communication device. By adding a function of partially replacing the call with the button operation, the conversation by the voice of the caller (sender) is reduced as much as possible, and discomfort given to the surrounding people is avoided.

That is, the present invention relates to a communication method applied to various communication devices such as a wireless or wired telephone terminal, an interphone device, etc., and is used in a conversation during a call, for example, "yes" (yes). ) "No" (no), etc.
Part of the conversation is replaced with an audible sound composed of a voice signal or other low-frequency signal generated according to the key operation, and the voice signal of the conversation and the audible sound signal accompanying the key operation are wired or wireless public or specific lines. And so on.

The present invention also relates to a communication method applied to various communication devices such as a wireless or wired telephone terminal and an intercom device, wherein a part of a conversation during a call is generated in accordance with the contents of a key operation. Replaced with an audible sound consisting of a voice signal or another low-frequency signal, while synthesizing the voice signal of the conversation input from the transmitter and the audible sound signal associated with the key operation and transmitting it on the transmission path as described above, A sound signal received via a transmission path and an audible sound signal associated with the key operation are combined and output to a receiver.

[0010] The present invention also provides, for example, a portable telephone terminal,
2. Description of the Related Art In a communication device such as a stationary telephone terminal or an intercom device, an audible signal such as a voice signal or another low-frequency signal is generated according to an operation of a transmission unit and a reception unit, an operation button, and the operation button. Means, and means for synthesizing an audible sound signal according to the operation of the operation button and an audio signal output from the transmission section and transmitting the synthesized signal to a transmission path, and are often used in conversation, for example, "Yes" (yes) "No" (n
o), etc., a function that can replace a part of the conversation with a telephone call by operating a button, thereby minimizing the inconvenience of disturbing the people around by the voice generated by the talker (speaker). Avoid and make a smooth call.

Further, the present invention provides, for example, a portable telephone terminal,
In a telephone device such as a stationary telephone terminal or an intercom device, a transmitting unit and a receiving unit, an operation button, means for generating an audible sound signal as described above according to operation of the operation button, and the operation button Means for synthesizing the audible sound signal according to the operation of the above and the audio signal output from the transmission section and sending out the transmission signal on the transmission path as described above, and following the operation of the audio signal received via the transmission path and the operation button. Means for synthesizing an audible sound signal and outputting the synthesized signal to the receiving unit, thereby realizing a function capable of replacing a part of a voice conversation with a telephone call by operating a button. The inconvenience of discomfort to the surrounding people due to the voice generated by the (speaker) can be avoided as much as possible, and a smooth call can be performed.

Further, the present invention provides the above communication device,
A structure in which a transmitter is provided at one end on the front of the box-shaped housing, a receiver is provided at the other end of the front, and at least one operation button is provided on at least one side portion between the transmitter and the receiver. It is characterized by.

Further, the present invention provides the above communication device,
A destination selection input section is provided between the transmission section and the reception section on the front of the housing, and an operation button is disposed at a position at an angle of at least 30 degrees with the surface on which the destination selection input section is disposed. And

With the above-described operation button arrangement structure, when the apparatus main body is gripped and used, a simple operation can be easily performed by voice by operating the button of the finger of the gripped hand. Part of the conversation can be replaced with a telephone call by button operation.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. First, a first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a block diagram showing a circuit configuration of a main part of an apparatus according to an embodiment of the present invention, FIG. 2 is a perspective view showing an external configuration of the apparatus according to the embodiment, and FIG.
It is a bottom view of the apparatus shown in FIG.

In the figure, reference numeral 11 denotes an apparatus main body, and here, a portable telephone terminal main body is shown as an example. Reference numerals 12 to 17 denote components provided on the operation panel of the apparatus main body 11, of which 12 is a power switch for turning on / off the operation power of the apparatus, and 13 is a microphone serving as a voice input unit (transmitter). (MIC), 14 is a speaker (SP) serving as an audio output unit (receiver), 15 is a destination selection input unit consisting of a plurality of numerical buttons, 16 is a transmitting / receiving antenna for transmitting / receiving a radio signal to / from an external device, 17 Is a message display liquid crystal panel.

Reference numeral 18 denotes a conversation operation unit provided on one side surface of the apparatus main body 11, and here, two conversation operation buttons 18 are provided.
1 shows an example of a configuration in which a and 18b are provided. In this embodiment, the operation button 18a for conversation is acknowledged (for example, “Yes”).
(Yes)), and the conversation operation button 18b is used for a negative response (for example, “no” (no)).

In this embodiment, a speaker (SP) 1 serving as a receiver is provided at an upper front end of a box-shaped housing serving as the apparatus main body 11.
4 and a microphone (MIC) 13 serving as a transmitter at the lower end of the front face, and a speaker (S) serving as a receiver is provided.
P) 14 and microphone (MIC) 13 as a transmitter
The above two conversation operation buttons 1 only on one side portion between
8a and 18b are provided.

Reference numerals 21 to 27 denote circuit components incorporated in the apparatus main body 11, respectively. Among them, 21 is a voice signal storage circuit (VO-VO) storing sound source signals (voice signals) of various voice messages for performing a part of conversation by button operation.
MEM), here we give a simple example and say "Yes"
(Or yes), and a voice signal corresponding to each of the voice messages “No” (or no) are stored.

Reference numeral 22 denotes an operation signal input to each of the conversation operation buttons 18a and 18b provided on the conversation operation section 18, and the voice signal storage circuit (VO-MEM) is operated in accordance with the operation signals.
21 is read-accessed and the conversation operation buttons 18a, 18
b) is a voice signal selection output circuit (VOP) that generates and outputs a voice signal according to the operation of “b”, and outputs a “Yes” (or yes) voice message when the conversation operation button 18a is operated. An audio signal is output, and a conversation operation button 1
When 8b is operated, a voice message output voice message of "No" (or no) is output.

Reference numeral 23 denotes the microphone (MIC) 13
A voice synthesizing circuit (VO-SYN) for synthesizing the voice signal output from the voice signal selection output circuit (VOP) 22 and the voice signal output from the microphone (MIC) 13 (Speaker) voice signal generated by conversation and conversation operation button 18 of conversation operation unit 18
a, an audio signal storage circuit (VO-ME
M) Audio signal selection output circuit (VOP) read from 21
The audio signal is synthesized with the audio signal output from the output signal line 22 and output on the same signal line.

Reference numeral 24 denotes the voice synthesizing circuit (VO-SYN).
A transmission unit (TX) for outputting a voice signal output from the voice signal 23 to the outside as a wireless transmission signal, and transmitting each voice signal output from the voice synthesis circuit (VO-SYN) 23 to a channel of a predetermined carrier frequency band After being converted into a signal and amplified by a high-frequency amplifier (A), the signal is output from a transmitting / receiving antenna 16 via a high-frequency switch circuit (HSW) 25 described later.

Reference numeral 25 denotes a transmitting / receiving antenna 1 for communicating with an external device.
A high-frequency switch circuit (H
SW), the output signal of the transmission unit (TX) 24 is transmitted from the transmission / reception antenna 16 as a radio transmission signal, and the radio reception signal received by the transmission / reception antenna 16 is fetched into the reception unit (RX). Supply.

Reference numeral 26 denotes a receiving unit (RX) which receives a radio reception signal received by the transmission / reception antenna 16 via the high frequency switch circuit 25, discriminates a reception signal (an incoming signal) to the own device, selects and outputs the signal. .

Reference numeral 27 denotes a received voice signal (received message) output from the receiving section (RX) 26 and a voice signal selection output circuit (VOP) in accordance with the operation of the conversation operation buttons 18a and 18b of the conversation operation section 18. A voice synthesizing circuit (VO-SYN) for synthesizing with a voice signal output from
The received voice signal (received message) output from the receiving unit (RX) 26 and the conversation operation button 18 of the conversation operation unit 18
a, an audio signal storage circuit (VO-ME
M) Audio signal selection output circuit (VOP) read from 21
The transmission voice signal (transmission message) output from the transmission unit 22 is synthesized and output to a speaker (SP) 14 serving as a receiver via an amplifier (A).

In FIG. 1, the power supply switch 12, the destination selection input unit 15, the message display liquid crystal panel 17 and other panel mounting parts shown in FIG. 2 and the microprocessor for controlling the entire apparatus are shown. , And a circuit part of each of these components is omitted.

Here, the first embodiment of the present invention will be described with reference to the above drawings.
The operation of the device according to the embodiment will be described. Conversation operation unit 18
During normal use without using the conversation operation buttons 18a and 18b, the radio reception signal received by the transmission / reception antenna 16 is received by the reception unit (RX) 2 via the high frequency switch circuit 25.
6, a reception unit (RX) 26 discriminates a reception signal (incoming signal) to the own device, and a received voice signal (received message) is received via a voice synthesis circuit (VO-SYN) 27 by a receiver. Is sent to the speaker (SP) 14.

On the other hand, a microphone (MI
C) Audio signal output from 13 (transmitted message)
Is input to the transmission unit (TX) 24 via the voice synthesis circuit (VO-SYN) 23. The transmission unit (TX) 24 converts the voice signal (transmission message) received from the voice synthesis circuit (VO-SYN) 23 into the high-frequency switch circuit (HSW) 2.
5 and transmitted from the transmission / reception antenna 16.

By such a transmission / reception operation, a call is made with the other party. Next, a description will be given of a transmission / reception operation when a conversation is performed with a communication partner using the conversation operation buttons 18a and 18b of the conversation operation unit 18.

When the conversation operation button 18a (or 18b) of the conversation operation section 18 is operated, this operation signal is input to a voice signal selection output circuit (VOP) 22. When the voice signal selection output circuit (VOP) 22 receives an operation signal of each of the conversation operation buttons 18a and 18b provided in the conversation operation section 18, the voice signal selection output circuit (VOP) follows the operation signal, that is, based on an address according to the operation signal. , Voice signal storage circuit (VO-MEM)
21 is read-accessed and the conversation operation buttons 18a, 18
b) to generate a voice signal according to the operation of the voice synthesis circuit (VO
-SYN) 23, 27. In the example according to this embodiment, when the conversation operation button 18a is operated, a voice message output voice signal of "yes" (or yes) is output, and when the conversation operation button 18b is operated, "no". The voice signal for voice message output (or no) is output to the voice synthesis circuit (VO-SYN) 23 and the voice synthesis circuit (VO-SYN) 27.

The voice synthesizing circuit (VO-SYN) 23 outputs a voice signal of a talker (speaker) output from a microphone (MIC) 13 serving as a transmitter by a real voice conversation and a conversation signal of a conversation operation unit 18. Along with the operation of the operation buttons 18a and 18b, a voice signal read from the voice signal storage circuit (VO-MEM) 21 and output from the voice signal selection output circuit (VOP) 22 are combined and supplied to the transmission unit (TX) 24. .

The transmitting section (TX) 24 includes a voice synthesizing circuit (V
Each audio signal output from the O-SYN 23 is converted into a channel transmission signal in a predetermined carrier frequency band, amplified by a high frequency amplifier (A), and then transmitted from the transmission / reception antenna 16 via a high frequency switch circuit (HSW) 25 described later. Output.

Thus, a part of the real voice conversation during the call can be replaced with the voice signal generated according to the key operation contents of the conversation operation buttons 18a and 18b of the conversation operation unit 18, and the real voice can be transmitted without any trouble in communication. Conversations can be significantly reduced.

A voice synthesizing circuit (VO-SYN) 27
Is the received voice signal (received message) received from the receiving unit (RX) 26 and the conversation operation button 18 of the conversation operation unit 18
a, an audio signal storage circuit (VO-ME
M) Audio signal selection output circuit (VOP) read from 21
The transmission voice signal (transmission message) output from the transmission unit 22 is synthesized and output to a speaker (SP) 14 serving as a receiver via an amplifier (A).

Thus, the conversation operation buttons 18a, 18b
The user can hear the contents of the voice message by the key operation of the device from the receiver, so that the conversation can be continued smoothly.

As described above, since a part of the conversation at the time of conducting a conversation with the other party can be replaced with the operation of the conversation operation buttons 18a and 18b of the conversation operation unit 18, the conversation can be continued. Smooth communication can be performed by avoiding the inconvenience of giving a discomfort to the surrounding people due to the voice message of the real voice generated by the caller (speaker).

In the above embodiment, the conversation operation unit 1
8 are provided with two conversation operation buttons 18a and 18b, a conversation operation button 18a outputs a "yes" (or yes) voice message output voice signal, and a conversation operation button 18b outputs "no" (or no). Although the example in which the voice message output voice signal is output in the above example) is not limited to this, other voice message output voice signals may be output to the dedicated conversation operation button or the destination selection input unit 15 and the conversation operation unit 18. It is also possible to output various voice message output voice signals in association with a combination with a provided conversation operation button or a specific key combination of the destination selection input unit 15. For example, it is also possible to provide a dedicated conversation operation button and generate a voice signal for outputting a voice message such as "I am receiving in the car now. I will ask you for the requirements." Specific key and conversation operation unit 18
"Yes. I understand.""Yes. Thank you.""Yes. I understand.""Yes. I will contact you later." It is also possible to generate a voice signal for outputting various voice messages.

By inputting the various voice messages as described above based on the real voice of the user and storing them in the voice signal storage circuit (VO-MEM) 21 in advance,
Detailed communication without discomfort becomes possible. For example, based on the real voice of the user, a voice signal for outputting a voice message of "Yes.? We will contact you after a minute." It is stored in a circuit (VO-MEM) 21, and the output voice signal of the voice message is read out by a combination operation of a specific key of the destination selection input unit 15 and a conversation operation button 18a provided in the conversation operation unit 18. hand,? In a short time, for example, by simply inputting a voice with “san (3)” with a real voice to a microphone (MIC) 13 serving as a transmitter, “Yes.? Minutes later read out from the voice signal storage circuit (VO-MEM) 21. Will be contacted here. "And the voice signal" san (3) "output from the microphone (MIC) 13 as the transmitter will be synthesized by the voice synthesis circuit (VO-SYN) 23. Then, a voice signal (transmission message) saying "Yes, I will contact you in three minutes." Is input to the transmission section (TX) 24 and transmitted from the transmission / reception antenna 16. At this time, "Yes ??" read from the audio signal storage circuit (VO-MEM) 21.
We will contact you in minutes. Is output from a speaker (SP) 14 serving as a receiver via a voice synthesizing circuit (VO-SYN) 27 to generate a synthesized voice message with the same real voice that is naturally synchronized. Can be sent.

Further, in the above-described embodiment, the portable telephone terminal has been described as an example. However, the present invention is not limited to this.
It can be applied to various types of communication devices, and can store audio signal storage circuits (VO-
The voice message to be stored in the MEM 21 may be appropriately determined according to the application.

In the above embodiment, the speaker (S) serving as a receiver is provided at the upper front end of the box-shaped housing serving as the apparatus main body 11.
P) 14, a microphone (MIC) 13 serving as a transmitter is provided at the lower front end, and a speaker (SP) 14 serving as a receiver and a microphone (MIC) serving as a transmitter are provided.
13, two conversation operation buttons 18 only on one side portion between
a and 18b are provided, but not limited to this.
For example, a configuration in which a plurality of conversation operation buttons are provided on both side surfaces, or a configuration in which a switch button for selectively enabling or disabling the conversation operation buttons may be provided.

In the above embodiment, the voice signal storage circuit (VO-MEM) 21 stores the voice signal such as "yes" or "no".
The so-called electronic sound source signals using different audible frequency bands, respectively, are stored in the voice signal storage circuit (VO-MEM) 21 in correspondence with the eight conversation operation buttons 18a and 18b,
Alternatively, a low-frequency oscillator may be provided in place of the storage circuit, and a part of the conversation during the conversation may be replaced with an electronic sound generated according to the key operation.

In this case, a configuration for generating a continuous sound signal for a certain period of time when operating the operation button, a configuration for generating a certain period of time when the operation button is operated, a configuration for generating an intermittent sound signal, or for a certain period of time when operating the operation button, A configuration that generates a signal in which the frequency is alternately switched, a configuration that generates a continuous sound signal for a certain period in accordance with the operation time of the operation button, or a configuration that generates an intermittent sound signal for a certain period in accordance with the operation time of the operation button Regardless of the configuration or the configuration that generates a signal in which signals of multiple frequencies are alternately switched according to the operation time of the operation button, a part of the conversation during a call can be generated according to the content of the key operation. The intended purpose can be achieved by substituting the sound.

Also, by combining the technique of replacing a part of the voice conversation with a telephone call by operating a button in the above-described embodiment, the function of notifying of an incoming call due to vibration and the function of recording an answering message, a ringing tone is generated. In addition, it is possible to eliminate the discomfort given to the surrounding people and to smoothly transmit the message.

At this time, the audio signal storage circuit (VO-ME
M) 21, for example, memorize the voice signal that generates a voice message such as "We are in a place where bothersome people are troubled now. We will contact you back, please give a message after the oscillation sound." After receiving a call notification by vibration, the voice signal of the voice message is read out from the voice signal storage circuit (VO-MEM) 21 and transmitted to the transmission unit (T-MEM).
X) By transmitting from the transmitting / receiving antenna 16 via 24, the called side can confirm the incoming call state, and the calling side can immediately transmit the message to the called side.

Further, in this case, the audio signal storage circuit (VO
By increasing the capacity of the -MEM 21 and adopting a configuration that can also be used for answering and recording, all voice message transfer is performed by the voice signal storage circuit (VO-MEM).
Only the device 21 needs to be accessed, and the system configuration inside the device can be significantly simplified while having all the functions described above.

FIG. 4 shows another embodiment of the present invention, in which the present invention is applied to an earset housed in a portable information terminal. In the figure, reference numeral 40 denotes a flat box-shaped portable device. Type information terminal main body base, 41 is a main body cover provided on a peripheral portion except a portion covered by protective cover 41 on main body base 40, 42 is an openable / closable protective cover that covers the upper surface of main body base 40 when not in use, 43 Is the protective cover 42
A hinge mechanism for rotatably coupling a closed state covering the upper surface of the main body base 40 with one side of the main body base 40 as a fulcrum and a spread state in which the upper surface of the main body base 40 is opened, and 44 is a main body provided with a hinge mechanism 43. An earset holder 45 is provided in the main body base by opening a side surface of a side opposite to one side of the base 40, 45 is an LED display provided on a surface of the upper surface of the main body base 40 except for a display device mounting position, and 46 is A power switch also provided on the above surface part,
A fixed microphone 47 is also provided on the above-mentioned surface. Numeral 30 is housed in an ear set holder 44 provided on the main body base 40 so as to be able to move in and out. A receiver 31 is provided at one end of the rectangular plate-shaped base 30a, a transmitter 32 is provided at the other end, This is an earset provided with a plurality of conversation operation buttons 33, 33,. The earset 30 transmits and receives a transmission / reception signal to and from the main body base 10 by a specific wireless signal, and performs processing such as calling and receiving calls on the main body side.

In such an ear set 30,
Since a part of the conversation at the time of talking with the other party can be replaced with the operation of the conversation operation buttons 33, 33,..., The conversation can be continued, so that the real voice generated by the talker (speaker) As a result, the inconvenience of disturbing the surrounding people due to the voice message can be avoided as much as possible, and a smooth call can be performed.

In the portable information terminal according to this embodiment, the operation signals of a plurality of conversation operation buttons 33, 33,.
0, received by the terminal main unit side, and a processing unit on the main unit side generates an audio signal (transmission message) according to the operation contents of the conversation operation buttons 33, 33,. In the configuration for synthesizing the voice signal of the device 32 or the configuration for generating and synthesizing the voice signal (transmission message) by the processing unit in the earset 30, one of the conversations during the call is performed. It is possible to realize an additional function of replacing the unit with an audible sound such as a voice message generated according to the content of the key operation.

[0049]

As described above in detail, according to the present invention, a part of a voice conversation can be replaced with a telephone call by operating a button, and a voice generated by a talker (speaker) can be used. A communication method and a communication device which can avoid inconvenience that causes discomfort to a person as much as possible can be provided. Further, it is possible to provide a communication method and a communication device that can easily replace a part of a voice conversation with a button operation by a simple operation.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a circuit configuration of a main part of an apparatus according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing an external configuration of the device according to the embodiment.

FIG. 3 is a bottom view of the device shown in FIG. 2;

FIG. 4 is a perspective view showing an external configuration of an apparatus according to another embodiment of the present invention.

[Explanation of symbols]

11: Device main body, 12: Power switch, 13: Microphone (M) serving as voice input unit (transmitter)
IC), 14: Speaker (SP) serving as a voice output unit (receiver), 15: Destination selection input unit, 16: Transmission / reception antenna, 17: Message display liquid crystal panel, 18: Conversation operation unit, 18a, 18b: Conversation operation Button, 21: audio signal storage circuit (VO-MEM), 22: audio signal selection output circuit (VOP), 23: audio synthesis circuit (VO-SYN), 24: transmission unit (TX), 25: high frequency switch circuit ( HSW), 26 ... Receiver (RX), 27 ... Speech synthesis circuit (VO-SYN).

Continued on the front page (51) Int.Cl. ⁶ Identification code FI H04M 11/00 302 H04B 7/26 Q

Claims (14)

[Claims] 1. A part of a conversation during a call is replaced with an audible sound generated according to the contents of a key operation, and an audio signal of the conversation and an audible sound signal accompanying the key operation are transmitted / received via a common transmission path. A call method characterized by that: 2. A part of a conversation during a call is replaced with an audible sound generated in accordance with the contents of a key operation, and an audio signal of the conversation input from a transmitter and an audible sound signal accompanying the key operation are synthesized. A communication method, comprising: transmitting a voice signal on a transmission path, synthesizing an audio signal received via the transmission path with an audible sound signal associated with the key operation, and outputting the synthesized signal to a receiver. 3. The communication method according to claim 1, wherein the audible sound signal generated by the key operation is an audio signal, a single frequency signal, a composite frequency signal, or a combination of the above signals. 4. The communication method according to claim 1, wherein the audible sound signal generated by the key operation includes at least a voice signal indicating an acknowledgment or a negative acknowledgment. 5. The communication method according to claim 1, wherein the transmission path is a wired or wireless public line or a specific line. 6. A transmitting section and a receiving section, an operation button, means for generating an audible sound signal in accordance with the operation of the operation button, and an audible sound signal in accordance with the operation of the operation button and output from the transmitting section. Means for synthesizing a voice signal and transmitting the synthesized signal to a transmission line. 7. A transmitting section and a receiving section, an operation button, means for generating an audible sound signal in accordance with an operation of the operation button, and an audible sound signal in accordance with an operation of the operation button and output from the transmitting section. Means for synthesizing an audio signal and sending it out on a transmission path; and means for synthesizing an audio signal received via the transmission path and an audible sound signal according to the operation of the operation button, and outputting the synthesized signal to the receiver. A telephone device comprising: 8. The telephone call according to claim 6, wherein the audible sound signal generated by operating the operation button is one of a voice signal, a single frequency signal, a composite frequency signal, and a combination of the above signals. apparatus. 9. The communication device according to claim 6, wherein the audible sound signal generated by operating the operation button includes at least a voice signal indicating an affirmative response or a negative response. 10. The audible sound signal generated by operating the operation button is a continuous sound signal generated continuously over the operation period of the operation button, or is generated intermittently over the operation period of the operation button. An intermittent sound signal, a signal in which a plurality of frequencies are alternately switched over the operation period of the operation button, or a continuous sound signal generated for a certain period in synchronization with the operation timing of the operation button, or synchronized with the operation timing of the operation button 9. The communication device according to claim 6, wherein the communication device includes any one of an intermittent sound signal generated for a predetermined period of time and a signal for switching signals of a plurality of frequencies in synchronization with an operation timing of an operation button. 11. The communication device according to claim 6, wherein the transmission path is a wired or wireless public line or a specific line. 12. The communication device according to claim 6, wherein at least one operation button is provided on the housing grip. 13. A box-shaped housing having a transmitter at one front end thereof, a receiver at the other front end thereof, and at least one operation on at least one side surface between the transmitter and the receiver. 13. The communication device according to claim 12, further comprising a button. 14. A destination selection input section is provided between a transmission section and a reception section on the front of the housing, and an operation button is provided at a position at an angle of 30 degrees or more with a surface on which the destination selection input section is arranged. 14. The communication device according to claim 13, wherein the communication device is arranged.