JP2001016674A - Device with built-in speaker - Google Patents

Abstract

PROBLEM TO BE SOLVED: To miniaturize the total size of a device having a built-in speaker and to attain a compact front face of the device in particular without deteriorating the quality of output sound of the speaker by placing the speaker at the rear of a display panel or a control panel and also providing a sound path to least the sound of the speaker to a speaker grill. SOLUTION: When a transceiver 1 receives the signals from the other party, a circuit processes the received signals into the sound signals and transmits them to a speaker 6 placed at the rear of a control panel 12. The speaker 6 converts the received sound signals into the sound and outputs them via a sound output plate 17. The sound outputted from the plate 17 of the speaker 6 are sent to a sound path 18. In other words, the sound enters a sound collection part 19 and are sent to a sound discharge part 20 through a sound sending tube 21. Then the sound goes to the outside of a casing 2 through a speaker grill 13 placed adjacent to the part 20 from the part 20 of the path 18. Thus, a user can receive the received contents in sound.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a speaker built-in device having a built-in speaker for outputting sound.
The present invention relates to making the entire device compact.

[0002]

2. Description of the Related Art Conventionally, a speaker built-in device 1a in which a display panel, an operation panel, and a speaker grille are arranged on the same surface of a device main body, for example, a front surface, is a device main body 2
The display means 4a, the operation means 5a, and the speaker 6a are arranged as shown in FIG. That is, in the speaker built-in device 1a, the display unit 4a, the operation unit 5a, and the speaker 6a are disposed in substantially the same plane.

[0003]

In the conventional speaker built-in device 1a, the display means 4a, the operation means 5a and the speaker 6a are arranged on substantially the same plane, so that the size of the front surface 10a is However, there is a problem that the size of the apparatus main body 2a cannot be reduced.

[0004] In particular, today, since the device is required to be multifunctional, the operation means 5a is enlarged and the area occupied by the operation panel 12 is enlarged, and the display panel 11a of the display means 4a is used to read the display contents. The area of the display panel 11a needs to be enlarged in order to obtain simplicity and to increase the number of display items. In addition, in order to obtain high-quality sound, the larger the speaker 6a is, the more advantageous the front panel 10a is. The size was increasing and the problem was more severe.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and secures the size of a display panel and an operation panel without suppressing them, and does not reduce the quality of audio output from a built-in speaker. An object of the present invention is to provide a speaker built-in device capable of reducing the size of the entire device, particularly the front surface.

[0006]

SUMMARY OF THE INVENTION The present invention is a speaker built-in device having a speaker disposed behind at least one of a display panel and an operation panel, and having a sound path for guiding the sound of the speaker to a speaker grill. .

[0007] The detailed structure thereof includes a display means having a display panel, an operation means having an operation panel, and a speaker for outputting a sound from a speaker grill. A speaker-equipped device in which the operation panel and the speaker grill are arranged, wherein a speaker is arranged behind at least one of the display means and the operation means, and a portion from an output surface of the speaker to the speaker grill is provided. A speaker built-in device characterized by comprising a voice passage for connection.

That is, in the speaker built-in device of the present invention,
Since the area required for disposing the speaker is moved behind at least one of the display means and the operation means, the area of the surface on which both the display means and the operation means are disposed can be reduced.

An embodiment of the present invention will be described below in detail with reference to FIGS. 1 and 2. However, the present invention is not limited by this embodiment.

[0010] Transceiver 1 as a device with a built-in speaker
Are a casing 2 forming an apparatus body, a circuit board (not shown), a chassis 3 holding the board, a display means 4, an operation means 5, a speaker 6, and a microphone 7
Power supply means 8 and an antenna support mount 9.

The casing 2 is provided on a front surface 10 with a display panel 11 of display means 4 and an operation panel 12 of operation means 5.
And a speaker grill 13 for passing sound from the speaker 6 and outputting the sound to the outside of the apparatus, and a microphone grill (not shown) for inputting sound from the outside to the microphone 7.

The casing 2 has an antenna support mount 9 and operation knobs 15 and 16 on a top surface 14. The operation knob 15 is for performing a squelch operation for finely adjusting noise, and the operation knob 16 is for starting and ending the apparatus and adjusting the output of sound from the speaker 6.

The chassis 3 is fixed inside the casing 2 and holds the above-mentioned circuit board and switches (not shown).

The display means 4 displays the transmission / reception channel, the remaining battery power of the power supply means 8, the power amount at the time of transmission, the scan mode, and the like. The display means 4 is provided with a display panel 11 for displaying display contents on the front surface.

The display means 4 is provided so that the display panel 11 is flush with the front surface 10 of the casing 2.
It is attached to the casing 2.

The operating means 5 is for setting a transmission / reception channel,
This is for performing operations such as setting of a scan mode and setting of power.

The operating means 5 is provided so that the operating panel 12 can be flush with the front surface 10 of the casing 2.
Attached to casing 2

The loudspeaker 6 converts a received voice signal into voice and outputs the voice signal. The voice output plate 17 is selected so that a voice of sufficient quality can be obtained and the volume is high. The speaker 6 is arranged behind the operation means 5 and at an angle to the front surface 10 of the casing 2.
On the other hand, the speaker grille 13 for passing the sound from the speaker 6 and outputting the sound to the outside of the apparatus is formed flush with the front surface 10 of the casing 2.

The transceiver 1 is further provided with an audio path 18 connecting the audio output plate 17 of the speaker 6 to the speaker grill 13. The sound path 18 has a sound collecting portion 19 formed at one end and having a size and shape corresponding to the sound output plate 17 of the speaker 6, and a size and shape corresponding to the speaker grill 13 at the other end. It mainly comprises a formed sound emitting unit 20 and a sound transmitting tube 21 for connecting the sound collecting unit 19 and the sound emitting unit 20 and transmitting the output sound from the speaker 6 from the sound collecting unit 19 to the sound emitting unit 20. ing.

The power supply means 8 supplies power required when the transceiver 1 functions. The power supply means 8 includes a battery (not shown), a battery box (not shown) for storing the battery, and the power of the battery
, And a connection terminal (not shown). The power supply means 8 is detachably integrated with the bottom surface of the casing 2.

The transceiver 1 is configured as described above. Hereinafter, functions of the transceiver 1 according to the present invention will be described.

The user operates the operation knobs 15 and 16 and the operation means 5 to activate the transceiver 1. Subsequently, a channel is set and a signal from the other party is received.

When the transceiver 1 receives the signal from the other party, the circuit processes the received signal and sends it to the speaker 6 as an audio signal. When receiving the audio signal, the speaker 6 converts the audio signal into audio and outputs the audio from the audio output board 17.

The sound output from the sound output plate 17 of the speaker 6 is sent to the sound passage 18. That is, the sound enters the sound collecting unit 19, passes through the sound tube 21, and is sent to the sound emitting unit 20.

The sound reaching the sound emitting portion 20 of the sound passage 18 passes through the speaker grill 13 adjacent to the sound emitting portion 20 and proceeds to the outside of the casing 2. Here, the user can receive the received internal use by voice. At this time, since the speaker 6 has a size large enough not to lose the quality of the sound, the user does not hear the sound whose quality is deteriorated.

On the other hand, the front surface 10 of the casing 2
Since only the display means 4, the operation means 5, and the speaker grill 13 are provided, and the area required for disposing the speaker 6 is moved to the rear of the operation means 5, the area of the front surface 10 is reduced. I can do it. Therefore, since the transceiver 1 can keep the front surface 10 small, the overall size of the device can be reduced.

In the transceiver 1, the speaker 6 is provided behind the operation means 5, but may be provided behind the display means 4, or extends over the display means 4 and the operation means 5. It may be arranged at the rear.

In the transceiver 1, the arrangement posture of the speaker 6 and the shape of the audio passage 18 are taken into consideration in order to prevent the sound from the speaker 6 from reverberating in the audio passage 18, but the shape and size of the speaker 6, It is desirable to select an appropriate one according to the shape and diameter of the sound transmission tube 21 of the audio passage 18.

Although the embodiment of the present invention is a transceiver, it may be a receiver, a navigator or the like.

[0030]

According to the present invention, the position of the speaker built in the apparatus main body is set at the rear of at least one of the display panel and the operation panel, and the sound from the speaker is guided from the speaker to the speaker grill. With the configuration including the audio passage, when the display means, the operation means, and the speaker grill are arranged on the same surface of the apparatus main body, the area occupied by the speaker may affect the size of the same surface. Therefore, the same surface can be reduced accordingly, and as a result, the entire device can be downsized.
This is a speaker built-in device having an effect that sound quality can be ensured because it is not necessary to make the speaker smaller than a certain size.

[Brief description of the drawings]

FIG. 1 is an overall perspective view showing a configuration of an embodiment of the present invention, including a partial cutout.

FIG. 2 is a cross-sectional view of the embodiment shown in FIG.

FIG. 3 is a diagram corresponding to FIG. 1 showing a conventional technique for the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Transceiver as a speaker built-in device 2 Device main body 4 Display means 5 Operation means 6 Speaker 10 Front surface 11 Display panel 12 Operation panel 13 Speaker grill 18 Audio passage 19 Sound collection part 20 Sound emission part 21 Sound transmission tube

Claims (1)

[Claims] A display unit having a display panel; an operation unit having an operation panel; a speaker for outputting sound from a speaker grill; and the display panel and the operation panel on the same surface of the apparatus main body. And a speaker built-in device provided with the speaker grill, wherein a speaker is provided behind at least one of the display means and the operation means, and an audio path connecting an output surface of the speaker to the speaker grill is provided. A speaker built-in device characterized by being provided.