JP2002010320A - Radio terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a radio terminal that allows an operator to easily set up an automatic switching mode that can simply switch to a loudspeaker mode or a telephone mode, to a loudspeaker mode during a group communication or to a telephone mode during individual communication. SOLUTION: Various modes information including a loudspeaker mode like a ratio in which a telephone conversation is performed with a transceiver of the radio terminal with ear, a telephone mode like a telephone in which a telephone conversation is performed with ear close to a transceiver of a radio terminal, an automatic switching mode that switches to a loudspeaker mode during a group communication and to a telephone mode during individual communication and the like are stored at a memory unit 6. When an operator selects either one of the loudspeaker mode, telephone mode, or automatic switching mode by an input unit 4, a control unit 5 obtains mode information corresponding to input information from the memory unit 6. The control unit 5 controls the sound volume of a speaker 1 to a desired volume based on mode information obtained.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an MCA (Multi)
The present invention relates to a wireless terminal device in an i-Channel Access wireless system, and particularly to a wireless terminal device used for group communication and individual communication.

[0002]

2. Description of the Related Art An MCA radio system has a plurality of radio channels commonly owned by each radio terminal device and uses an empty channel. The MCA radio system can be used widely because the traffic efficiency per channel can be increased by the line concentrating effect. Have been. In the wireless terminal device in such an MCA wireless system, as the number of accessible channels increases, the amount of calls that can be processed per channel increases, so that channel use efficiency can be improved. In particular, in recent years, the number of access channels can be greatly increased by adopting a synthesizer, so that a wireless terminal device with considerably high channel use efficiency has been realized.

[0003] The wireless terminal device in such an MCA wireless system is used for various purposes such as group communication and individual communication. The wireless terminal device can be used, for example, in a loudspeaker mode in which a user talks away from the handset of a wireless terminal device, such as a wireless device, or in a speaker, such as a telephone. There is a telephone mode in which a call is made closer to the user, but the current wireless terminal device is used in a fixed mode.

[0004]

However, in a wireless terminal device used in a system in which group communication and individual communication coexist, such as an MCA wireless system, during a group communication, an ear is listened to from a handset of the wireless terminal device. If you can use the voice mode in which you talk away from each other, and use the phone mode in which you can talk with your handset close to the handset without a wireless terminal during individual communication, you can use the wireless terminal device conveniently. It gets pretty good. However, in the conventional wireless terminal device, the operator cannot switch between the loudspeaker mode and the telephone mode with a simple setting according to the use state or preference of the group communication or the individual communication. Further, an automatic switching mode between the loudspeaker mode and the telephone mode, which automatically switches to the loudspeaker mode during group communication and the telephone mode during individual communication, is not added.

[0005] The present invention has been made in view of such circumstances, and its purpose is to easily switch between a loudspeaker mode and a telephone mode by setting of an operator, or to switch to a loudspeaker mode during group communication. It is another object of the present invention to provide a wireless terminal device which can be easily set to an automatic switching mode in which it is automatically switched to a telephone mode during individual communication.

[0006]

In order to solve the above-mentioned problems, a wireless terminal device of the present invention is a wireless terminal device used for group communication and individual communication in an MCA wireless system, and includes a handset. The loudspeaker mode in which the user talks away from the phone, the telephone mode in which the user talks with the ear closer to the handset, the loudspeaker mode in group communication, and the automatic switching mode automatically switches to the telephone mode in individual communication Operating means for selectively calling any of the loudspeaker mode, telephone mode and automatic switching mode stored in the storing means, and the volume of the handset according to the mode type called by the operating means. And a volume control means for controlling the volume, and based on the volume controlled by the volume control means, it is configured to be able to transmit and receive from the handset. And butterflies.

Therefore, according to the wireless terminal device of the present invention, according to the communication state such as group communication or individual communication,
The operator can arbitrarily switch between a loudspeaker mode in which the user talks away from the handset like a radio and a telephone mode in which the user talks closer to the handset like a telephone. . Further, by setting the automatic switching mode by the operator, it is possible to automatically switch to the loudspeaker mode for group communication and to automatically switch to the telephone mode for individual communication. Therefore, an extremely convenient wireless terminal device can be provided.

In the wireless terminal device according to the present invention, when the loudspeaker mode is selected by the operation means, the volume control means controls the volume to such an extent that a call can be made even if the operator takes his / her hand off the handset. When the voice mode is selected by the operation unit, the volume control unit controls the volume so that the operator can talk with the ear close to the handset. Further, when the automatic switching mode is selected by the operation means, the volume control means determines that the loudspeaker mode has been selected at the time of group communication, and can perform a call even if the operator removes the ear from the handset. It is characterized in that the volume is controlled to such an extent that the voice mode is selected at the time of the individual communication, and the volume is controlled so that the operator can talk with the earpiece close to the handset.

That is, according to the wireless terminal device of the present invention, when the operator sets each mode,
When performing group communication, use the loudspeaker mode to talk off the handset that is not equipped with a wireless terminal, and when performing individual communication, talk with the ear close to the handset of the wireless terminal device. Can be. Furthermore, if the operator sets the automatic switching mode, the mode is set to the loudspeaker mode when performing group communication, to the telephone mode when performing individual communication,
Can be switched automatically.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the wireless terminal device according to the present invention will be described below in detail with reference to the drawings. FIG. 1 is a block diagram of a portable terminal according to an embodiment of the present invention. In FIG. 1, a portable terminal includes a speaker 1 for loudspeaking transmitted and received voices, a display unit 2 for displaying information and data, a microphone 3 for inputting transmitted voices, and an input unit 4 such as operation keys for inputting information and data. A control unit 5 for controlling the functions of each unit of the mobile terminal; a memory unit 6 for storing information and setting contents; a receiving unit 7 for receiving a signal from another communication device; Transmission unit 8 to transmit
It is composed of

The control unit 5 controls the speaker 1, the display unit 2, the microphone 3, the input unit 4, the memory unit 6, the reception unit 7, and the transmission unit 8, and reads and writes information. The memory unit 6 includes a loudspeaker mode in which the user speaks away from the handset of the wireless terminal device, such as a wireless device, or a telephone, such as a telephone, which talks with the handset of the wireless terminal device close to the ear. Mode or loudspeaker mode during group communication,
At the time of individual communication, mode information such as an automatic switching mode for automatically switching to a telephone mode is stored. Further, these stored contents are read and written by the control unit 5,
And it can be updated arbitrarily.

That is, the control unit 5 acquires from the memory unit 6 any one of the mode information of the loudspeaker mode / telephone mode / automatic switching mode based on the setting information input by the operator through the input unit 4. And the control part 5 controls the magnitude of the audio output of the speaker 1 based on the acquired mode information.
For example, the control unit 5 increases the audio output of the speaker 1 when acquiring the loudspeaker mode, and decreases the audio output of the speaker 1 when acquiring the telephone mode. When the automatic switching mode is acquired, if the communication state is the group communication,
The audio output of the speaker 1 is increased as in the case of acquiring the loudspeaker mode, and if the communication state is the individual communication, the audio output of the speaker 1 is decreased as in the case of acquiring the telephone mode.

That is, the memory section 6 is in a loudspeaker mode in which the user talks while taking the ear away from the handset, a telephone mode in which the user talks with the ear closer to the handset, a loudspeaker mode in the case of group communication, and a loudspeaker mode in the case of individual communication. The storage means stores an automatic switching mode for automatically switching to the telephone mode.

The input section 4 and the control section 5 constitute operating means, and the key section of the input section 4 causes the control section 5 to operate the loudspeaker mode / telephone mode / automatic switching mode stored in the memory section 6. Of the mode information corresponding to the input information. Further, the speaker 1 and the control unit 5 constitute a volume control unit, and the volume of the speaker 1 is increased or decreased based on the mode type called by the control unit 5. For example, the volume of the speaker 1 is increased when the loudspeaker mode is called, and the volume of the speaker 1 is decreased when the phone mode is called.

Next, the operation of the portable terminal shown in FIG. 1 will be described using a flowchart. FIG. 2 is a flowchart showing the operation of the mobile terminal shown in FIG.

In FIG. 2, when the power of the portable terminal is turned on, the communication state of the portable terminal starts (step S).
1) It is determined whether the call setting input by the input unit 4 is the telephone mode (step S2). Here, if the call setting is the telephone mode (step S2,
Y), the control unit 5 obtains the control information on the telephone mode from the memory unit 6, displays on the display unit 2 that the telephone mode is set, controls the volume of the speaker 1, and controls the mobile phone like a normal telephone. The volume is controlled to be small enough to talk with the terminal close to the ear (step S3). As a result, the speaker 1 can output sound at a low volume (step S10).

In step S2, if the call setting input by the input unit 4 is not the telephone mode (step S2, N), it is determined whether the call setting is the loudspeaker mode (step S4). If the mode is the loudspeaker mode (step S4, Y), the control unit 5 acquires control information on the loudspeaker mode from the memory unit 6, displays on the display unit 2 that the mode is the loudspeaker mode, and controls the volume of the speaker 1. Then, as in a normal wireless device, the volume is controlled to be large enough to talk with the user away from the portable terminal (step S5). As a result, the speaker 1 can output sound at a desired volume (step S1).
0).

Next, the call setting is neither the telephone mode nor the loudspeaker mode, that is, in step S4, the call setting is not the loudspeaker mode (step S4,
N), it is determined whether or not the call setting is in the automatic switching mode (step S6). Here, if the automatic switching mode is set (step S6, Y), it is determined whether the communication state is the individual communication (step S7), and if the communication state is the individual communication state (step S7, Y). ), Control unit 5
Acquires the control information on the automatic switching mode from the memory unit 6, displays the individual communication state and the automatic switching mode on the display unit 2, and controls the volume of the speaker 1 in the same manner as in the telephone mode described above. As with a normal telephone, the volume is controlled to be low enough to allow a user to talk with the portable terminal close to the ear (step S8). As a result, the speaker 1 outputs sound at a low volume (step S10).

In step S7, if the communication state is not the individual communication (step S7, N), since the communication state is the group communication state, the control unit 5 obtains the control information on the automatic switching mode from the memory unit 6, The display unit 2 displays the group communication state and the automatic switching mode, controls the volume of the speaker 1 in the same manner as in the above-described loudspeaker mode, and keeps the ear away from the portable terminal as in a normal wireless device to talk. Control the volume as high as possible (step S
9). As a result, the speaker 1 outputs sound at a desired volume (step S10).

The embodiment described above is an example for describing the present invention, and the present invention is not limited to the above embodiment, and various modifications are possible within the scope of the invention. is there. For example, not only the setting state of each mode set by the input unit 4 is displayed on the display unit 2 but also transmitted to the operator by voice using the speaker 1 to evoke the mode setting state to the operator. It may be.

[0021]

As described above, according to the wireless terminal device of the present invention, the operator can arbitrarily set the communication state using the input unit, so that the user can set the earpiece from the handset of the wireless terminal device like a wireless device. Can be freely switched between a loudspeaker mode in which the user talks away from the telephone and a telephone mode in which the user talks with the handset of the wireless terminal device close to the ear like a telephone.
Further, if the operator sets the automatic switching mode by the input unit, the mode can be automatically switched to the loudspeaker mode during the group communication and to the telephone mode during the individual communication. As a result, it is possible to switch to an arbitrary call mode according to the use state of the operator during a call, the preference during use, and the like, and it is possible to provide a wireless terminal device that is extremely easy to use.

[Brief description of the drawings]

FIG. 1 is a block diagram of a portable terminal according to an embodiment of the present invention.

FIG. 2 is a flowchart showing the operation of the mobile terminal shown in FIG.

[Explanation of symbols]

 Reference Signs List 1 speaker 2 display unit 3 microphone 4 input unit 5 control unit 6 memory unit 7 reception unit 8 transmission unit

Claims (4)

[Claims] 1. A wireless terminal device used for group communication and individual communication in an MCA wireless system, comprising: a loudspeaker mode in which a user talks away from a handset, and a call is made with the ear approaching the handset. Storage means for storing a telephone mode and an automatic switching mode for automatically switching to the telephone mode during group communication, and automatically switching to the telephone mode during individual communication; and the voice mode and the telephone mode stored in the storage means. Operating means for selectively calling one of the automatic switching modes; and volume control means for controlling the volume of the handset in accordance with the mode type called by the operating means, controlled by the volume control means. Based on the volume
A wireless terminal device configured to be capable of transmitting and receiving a call from the handset. 2. When the loudspeaker mode is selected by the operation means, the volume control means controls the volume to such an extent that a telephone call is possible even if an operator takes his / her ear off the handset. The wireless terminal device according to claim 1. 3. The volume control device according to claim 1, wherein when the voice mode is selected by the operation device, the volume control device controls the volume so that an operator can talk with the handset close to an ear. 2. The wireless terminal device according to 1. 4. When the automatic switching mode is selected by the operating means, the volume control means determines that the loudspeaker mode has been selected at the time of group communication, and the operator removes the ear from the handset. Control the volume to the extent that a telephone call is possible, and at the time of individual communication, determine that the voice mode has been selected, and control the volume so that the operator can approach the handset and talk. The wireless terminal device according to claim 1.