JP2001136270A - Radio communication device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a radio communication device which can correspond to both of speech communication with ears separated from the device and speech communication with the device attached to one ear as a telephone with one piece of device and where their switching is explicit, also simple and fast. SOLUTION: This device has two loudspeakers. One is a loudspeaker 101 that is listened to while separated from the ears and the other is a loudspeaker 102 that is listened to while attached to one ear, and a flip 104 can optionally select from which voice should be outputted between the two speakers. It is possible to obtain a radio telephone set which can correspond to both of the speech communication with the ears separated and the speech communication with one ear attached with one telephone set and also of which switching between the both cases of speech communication is explicit, also simple and fast.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radio telephone.

[0002]

2. Description of the Related Art Conventionally, in a portable radio telephone,
They listened to the other person's talk while listening, or listened to the other person's talk like a telephone, or only one of them.

[0003]

As described above, in the conventional wireless telephone, either one listens to the other party while listening, or listens to the other party like a telephone. Because it is designed for only one, it is not possible to use both in one. When designing so that both off-ear and on-ear calls can be performed by one device, the appropriate volume is different. To switch between the two types of calls, adjust the volume each time. There is a problem that it is necessary to perform. In addition, since the distance between the mouth and the microphone changes, the input level of the voice changes greatly, causing a problem that the voice is distorted.

[0004] The present invention solves the above-mentioned problems, and a single unit supports both an off-the-phone call and an on-the-ear call like a telephone. It is an object of the present invention to provide a highly convenient wireless telephone which can be performed simply and quickly.

[0005]

SUMMARY OF THE INVENTION In a wireless telephone according to the present invention, switching between a talk mode in which the user listens while listening to the speaker and a talk mode in which the speaker listens while listening to the speaker is realized by opening and closing the flip. Things. Advantageous Effects of Invention According to the present invention, a single device can handle both out-of-ear calls and in-ear calls such as telephones, and can easily and quickly switch between the two types of calls. A radiotelephone is obtained.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention provides a flip-flop capable of opening and closing, a means for detecting the opening and closing of the flip, and an ear separated from the speaker according to the means for detecting the opening and closing. This is a wireless telephone equipped with a telephone mode for switching between a telephone call mode for listening to a speaker and a telephone call mode for listening while listening to a speaker. It has the effect that both calls can be accommodated and that the switching is explicit, simple and quick.

According to a second aspect of the present invention, in addition to the contents of the first aspect, there is provided a speaker having two speakers: a speaker for listening away from the ear and a speaker for listening with the ear attached. This makes it possible to obtain an appropriate reception volume when talking with the ear, and to make the positional relationship between the microphone and the mouth more appropriate, thereby improving the transmission sound quality. It has the effect of being improved.

According to a third aspect of the present invention, in addition to the contents described in the first aspect, a call mode in which the user listens while listening to the speaker and a call mode in which the speaker listens while listening to the speaker, The audio output from the speaker can be set independently, and the set value can be retained. This makes it possible to switch between two communication modes, and to optimize the audio output one by one. This has the effect of eliminating the need for resetting.

According to a fourth aspect of the present invention, in addition to the contents described in the first aspect, a microphone is provided for each of a call mode in which the user listens while listening to the speaker and a call mode in which the speaker listens while listening to the speaker. It is designed to automatically switch the sensitivity, so that the microphone sensitivity is changed according to the change in the voice input level based on the change in the distance between the mouth and the microphone, preventing voice distortion and inaudibility. Has an action.

(Embodiment 1) An embodiment of a wireless telephone according to the present invention will be described below. FIG. 1 shows the appearance of the wireless telephone. In FIG. 1, 101 is a speaker for listening away from the ear, and 102 is a speaker for listening to the ear. 103 is a microphone. Reference numeral 104 denotes an openable / closable flip, which has a rotation fulcrum at a position sandwiching the microphone 103 at the lower part of the main body. The flip 104 is shaped so as not to cover the microphone 103 even when closed. The flip 104 also serves as a switch for switching between the speaker 101 and the speaker 102 to output sound. Reference numeral 105 denotes an antenna for transmitting and receiving signal radio waves. Reference numeral 106 denotes a PTT button to be pressed during transmission, and 107 denotes a volume key for setting a volume. Reference numeral 108 denotes a display unit for displaying various information.

FIG. 3 is a block diagram of the radio telephone according to the present embodiment. In FIG. 3, reference numeral 204 denotes a switch which is turned on / off in conjunction with opening and closing of the flip 104, and 211 denotes a radio signal as a voice signal or voice. It is a conversion unit that converts a signal into a wireless signal. 212 is a control unit. The wireless signal is transmitted from the antenna 105. A switch 206 is turned on / off when the PTT button 106 is pressed. Switches 207a and 207b are turned on / off when the volume key 107 for setting the volume is operated.
When the volume key 107 is operated to increase the volume, the switch 207a turns on, and when the volume key is decreased, the switch 207b turns on. Information on the switch 206 and the switches 207a and 207b is transmitted to the control unit 212.

Reference numeral 208 denotes an amplifying unit for amplifying an input signal from the microphone 103; 209, an amplifying unit capable of controlling the level of audio output from the speaker 101;
02 is an amplifying unit that can control the level of the audio output from 02. A memory 213 stores various information. For example, a setting value for volume setting is stored in the memory 213.

Next, the operation of the above wireless telephone will be described. First, a call mode using the speaker 101 for listening away from the ear will be described. The flip 104 is closed as shown in FIG. The state of the switch 204 linked to the flip 104 is input to the control unit 212, and the control unit 21
2 operates as a mode for talking away from the ear.

At the time of transmission, when the PTT button 106 is pressed, the audio input from the microphone 103 is amplified by the amplifier 208, converted into a radio signal by the converter 211, and transmitted from the antenna 105. At the time of reception, the control unit 21
By controlling the amplifying units 209 and 210 from 2 and operating the amplifying unit 209 and muting the amplifying unit 210,
The sound is output only from the speaker 101, and the user can listen away from the ear. Further, the display unit 108 displays that the mode is a mode of talking away from the ear.

Next, a description will be given of a mode in which the user talks with the ear like a telephone. The user opens the flip 104 as shown in FIG. 2 and puts the speaker 102 on his / her ear to take a telephone-like communication mode. In this case, the state of the switch 204 interlocked with the flip 104 is input to the control unit 212, and the control unit 212 operates as a mode in which the user talks with the ear. In this case as well, at the time of transmission, the switch 206 is turned on by pressing the PTT button 106, and the microphone 10 is turned on.
3 is amplified by the amplifying unit 208, converted into a radio signal by the converting unit 211, and transmitted from the antenna 105. At the time of reception, the control unit 212
By controlling the amplifiers 9 and 210, the amplifier 210 is operated and the amplifier 209 is muted. As a result, sound is output only from the speaker 102, and the user listens to the sound with the speaker 102 attached to his / her ear. In addition, the display unit 108 displays a mode in which the user talks with the ear.

Regardless of which of the two speakers outputs sound, the volume can be set by operating the volume 107. The setting value for the volume setting is stored in the memory 21.
3 is held. In each of the call modes that are separated from the ear and put on the ear, the volume can be set independently, and the set values are individually held.

The amplification factor of the amplification unit 208 of the microphone 103 is
Under the control of the control unit 212, appropriate values are set for each of the call modes that are separated from and put on the ear.

As described above, in the present embodiment, the flip 1
By opening and closing 04, it is possible to switch between a call mode in which the user listens while listening to the speaker 101 and a call mode in which the speaker 102 is listened while listening. A simple and quick wireless telephone is realized.

[0019]

As described above, the present invention provides a flip-flop capable of opening and closing, means for detecting the opening and closing of the flip, and a call mode in which the user listens away from the speaker in accordance with the means for detecting the opening and closing. Means for switching a call mode in which a speaker is put on the ear and listens, and it is possible to cope with both a call away from the ear and a call put on the ear like a telephone, and Since the switching can be instructed by rotating the flip, the switching can be performed explicitly, simply, and quickly.

[Brief description of the drawings]

FIG. 1 is an external view of a wireless telephone according to an embodiment of the present invention with a flip closed.

FIG. 2 is an external view of the wireless telephone according to the embodiment of the present invention in a state where a flip is opened.

FIG. 3 is a block diagram of a wireless telephone according to an embodiment of the present invention.

[Explanation of symbols]

 101, 102 speaker 103 microphone 104 flip 105 antenna 106 PTT button 107 volume key 108 display unit 204 switch 206 switch 207a, 207b switch 208 amplifying unit 209 amplifying unit 210 amplifying unit 211 converting unit 212 control unit 213 memory

[Procedure amendment]

[Submission date] November 9, 2000 (200.11.
9)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Name of invention

[Correction method] Change

[Correction contents]

[Title of the Invention] Wireless communication device

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

8. A first speaker, a second speaker, and a microphone.
Iku and an openable flip provided at the bottom of the main body,
The PTT button that the user presses when transmitting, and the flip
A first switch that can be switched in conjunction with opening and closing,
Converts signals to audio signals, and converts audio signals to wireless signals
Switch when the PTT button is operated
A second switch, and an output from the first speaker.
A first amplifying unit for controlling the level of the sound to be transmitted;
Control the level of the sound output from the second speaker
Amplifying section, and an amplifying section for amplifying an input signal from the microphone.
3 according to the state of the first switch and the state of the first switch.
Determine whether the flip is closed or open,
The PTT button according to the information of the second switch.
Is determined to have been pressed and the transmission operation is started.
Operating the third amplifying unit in
The conversion unit converts the audio signal into the radio signal.
And when it is determined that the flip is closed,
Activate the first amplifying unit and mute the second amplifying unit
And output sound only from the first speaker,
When determining that the flip is closed, the second amplifier
Is operated to mute the first amplifying section, and the second
System that operates so that only speakers output audio.
A wireless communication device including a control unit .

9. The system according to claim 9, wherein a volume set value of said first speaker and said second speaker are set.
And a memory for holding the volume setting value of the second speaker.
The wireless communication device according to claim 8, further comprising:

10. The control unit according to claim 1, wherein the control unit determines whether the flip is opened or closed.
Setting the amplification factor of the third amplification unit according to the fixed result.
The wireless communication device according to claim 8 .

11. The at least two additional amplifiers of said third amplifier.
A memory for holding a width ratio, wherein the control unit
Cut off the above amplification factor according to the result of flip open / close judgment.
The wireless communication device according to claim 8, wherein the wireless communication device is replaced .

[Procedure amendment 3]

[Document name to be amended] Statement

[Correction target item name] 0001

[Correction method] Change

[Correction contents]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radio communication device.

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0004

[Correction method] Change

[Correction contents]

[0004] The present invention solves the above-mentioned problems, and a single unit supports both an off-the-phone call and an on-the-ear call like a telephone. An object of the present invention is to provide a highly convenient wireless communication device that can be easily and quickly performed.

[Procedure amendment 5]

[Document name to be amended] Statement

[Correction target item name] 0005

[Correction method] Change

[Correction contents]

[0005]

Te present invention odor Means for Solving the Problems], a call mode listening away ear speaker, the switching of the communication mode to listen with the ear speaker, which has to be implemented by flip-off is there. Advantageous Effects of Invention According to the present invention, a single device can handle both out-of-ear calls and in-ear calls such as telephones, and can easily and quickly switch between the two types of calls. A wireless communication device is obtained.

[Procedure amendment 6]

[Document name to be amended] Statement

[Correction target item name] 0010

[Correction method] Change

[Correction contents]

[0010] (Embodiment 1) Hereinafter, the form of the present invention
As an embodiment , a wireless telephone will be described. FIG. 1 shows the appearance of the wireless telephone. In FIG. 1, 101 is a speaker for listening away from the ear, and 102 is a speaker for listening to the ear. 103 is a microphone. Reference numeral 104 denotes an openable / closable flip, which has a rotation fulcrum at a position sandwiching the microphone 103 at the lower part of the main body. The flip 104 is shaped so as not to cover the microphone 103 even when closed. The flip 104 also serves as a switch for switching between the speaker 101 and the speaker 102 to output sound. Reference numeral 105 denotes an antenna for transmitting and receiving signal radio waves. 106 is a PTT button to be pressed during transmission, 10
Reference numeral 7 denotes a volume key for setting a volume. Reference numeral 108 denotes a display unit for displaying various information.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04M 1/03 H04B 7/26 V (72) Inventor Kentaro Oka 1006 Kazuma Kazuma, Kadoma, Osaka Matsushita Electric Industrial Incorporated (72) Inventor Yoshitaka Ueda 1006 Kazuma, Kazuma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.F-term (reference) KK17

Claims (7)

[Claims] An open / close flip, a means for detecting the opening / closing of the flip, a call mode in which the ear is listened away from the speaker in accordance with the means for detecting the open / close, and a call in which the ear is listened to the speaker. A wireless telephone comprising: means for switching modes. 2. The wireless telephone according to claim 1, further comprising two speakers: a speaker for listening away from the ear and a speaker for listening while listening to the ear. 3. A means for independently setting the voice output from the speaker in each of the call mode in which the user listens while listening to the speaker and the call mode in which the speaker listens while listening, and retains the set value. The wireless telephone according to claim 1, wherein: 4. The microphone sensitivity is automatically switched between a call mode in which the user listens while listening to the speaker and a call mode in which the speaker listens while listening to the speaker.
The wireless telephone according to claim 1. 5. A first speaker for listening away from the ear, a second speaker for listening to the ear, a microphone, detecting means for detecting an operation for switching a call mode, and A PTT button to be pressed at the time of transmission, a volume key for volume setting, and a radio signal converted to an audio signal,
And a control unit for switching between a call mode in which the first speaker is listened while listening to the first speaker and a call mode in which the second speaker is listened while listening to the second speaker in accordance with the detection means. A wireless telephone comprising: 6. An amplifying section capable of controlling a level of a sound output from a first speaker and a level of a sound output from a second speaker, and a memory for storing a set value for volume setting. 6. The wireless telephone according to claim 5, wherein the control unit includes a control unit for individually storing, in the memory, a volume setting value in the call mode away from the ear and in the call mode attached to the ear. 7. The radio telephone according to claim 5, wherein the flip has a pivot point at a lower portion of the main body, and is formed so as not to cover the microphone even when the flip is closed.