CN211378090U

CN211378090U - Camera system based on directional audio

Info

Publication number: CN211378090U
Application number: CN201922458606.0U
Authority: CN
Inventors: 栗振; 孙文光
Original assignee: Suzhou Hear Acoustic Technology Ltd
Current assignee: Suzhou Hear Acoustic Technology Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-28
Anticipated expiration: 2029-12-31

Abstract

The scheme is that a camera system based on directional audio frequency, including casing, optical mechanism, camera device, mainboard, directional sound output device, fixed connection mechanism, wherein, the mainboard is connected respectively optical mechanism, camera device, directional sound output device passes through fixed connection mechanism and sets up inside or outside the casing. In the present embodiment, the directional sound output device is added to the camera system to directionally output the audio, and in the present invention, the directional sound output device is disposed inside or outside the housing of the camera system, and no matter the directional sound output device is disposed above, below, or right to left, or inside the housing, the sound can be directionally output to the front range of the camera system, so that the sound is not influenced by the sound of the camera system; moreover, the sound transmitted from the directional sound output device is concentrated, the definition is high, and the directional sound output device can realize the function of calling to the outside.

Description

Camera system based on directional audio

Technical Field

The utility model relates to a camera system based on directional audio frequency belongs to the field of making a video recording.

Background

Image capture is the use of a camera (video capture device) to convert an optical image signal into an electrical signal for storage or transmission. When an object is shot, light reflected by the object is collected by a camera lens, so that the light is focused on a light receiving surface of an image pickup device (such as a target surface of an image pickup tube), and the light is converted into electric energy through the image pickup device, so that a video signal is obtained. The photoelectric signal is weak, and needs to be amplified by the pre-discharge circuit, and then processed and adjusted by various circuits, and finally the obtained standard signal can be sent to a recording medium such as a video camera for recording, or can be transmitted by a transmission system or sent to a monitor for displaying.

The existing camera system can generally play a video, but generally does not have a function of shouting, even if the camera system has the function of shouting, the adopted loudspeaker is only a common loudspeaker, most of sound outlets are arranged at the rear part, sound is transmitted from the rear part to the front part to clearly hear, the sound volume needs to be increased, and sound boxes are additionally arranged at two sides of the camera system, so that the sound can be input to human ears as much as possible. In either way, the camera system is propagated to a large environment in all directions, and even shouting is not clear.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough of prior art, the utility model aims to provide a realize can shout and sound is concentrated, the high camera system based on directional audio frequency of definition.

In order to achieve the above object, the utility model discloses a following technical scheme realizes:

the utility model provides a camera system based on directional audio frequency, includes casing, optical mechanism, camera device, mainboard, directional sound output device, fixed connection mechanism, wherein, optical mechanism connects camera device, the mainboard is connected respectively camera device, directional sound output device passes through fixed connection mechanism and sets up inside or outside the casing.

Preferably, the directional audio-based camera system includes a signal processing module, a power amplifier, a sound output unit and a housing, wherein the signal processing module is electrically connected to the main board, and is configured to receive a sound signal processed by the main board, perform modulation processing on the sound signal, and output a modulated wave; the power amplifier is used for amplifying the modulation wave; the sound output unit is used for receiving the amplified modulation wave and outputting an audio signal in a directional mode; the housing is used for placing and protecting the signal processing module, the power amplifier and the sound output unit.

Preferably, the directional audio based camera system, wherein the housing comprises an upper shell and a rear shell, and the directional sound output device is disposed between the upper shell and the rear shell.

Preferably, the camera system based on directional audio, wherein the fixed connection mechanism includes a fixed support frame and a fixed bolt, and the rear shell is mounted on the housing through the fixed support frame and the fixed bolt.

Preferably, the camera system based on directional audio, wherein the upper shell is provided with a plurality of meshes.

Preferably, the camera system based on directional audio further comprises an alarm triggering unit and an alarm unit, wherein the alarm triggering unit is connected with the main board, and the alarm unit is connected with the alarm triggering unit.

Preferably, the camera system based on directional audio further includes a microphone, and the microphone is connected to the main board.

The beneficial effect of present case: in the present embodiment, the directional sound output device is added to the camera system to directionally output the audio, and in the present invention, the directional sound output device is disposed inside or outside the housing of the camera system, no matter above, below, or right or left, or inside the housing; moreover, the sound transmitted from the directional sound output device is concentrated and high in definition, so that the sound transmitted by the camera system is clearer, and the directional sound output device can realize the function of calling the outside.

Drawings

Fig. 1 is an assembly diagram of a directional audio based camera system according to an embodiment of the present invention;

fig. 2 is a schematic connection diagram of components in a directional audio based camera system according to an embodiment of the present invention;

fig. 3 is an assembled appearance schematic diagram of the camera system based on directional audio according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

As shown in fig. 1 to 3, an embodiment of the present invention provides a directional audio-based camera system 100, which includes a housing 10, an optical mechanism 20, an image pickup device 30, a main board 40, a directional sound output device 50, and a fixed connection mechanism 60, wherein the optical mechanism 20 is connected to the image pickup device 30, the main board 40 is connected to the image pickup device 30 and the directional sound output device 50, respectively, and the directional sound output device 50 is disposed inside or outside the housing 10 through the fixed connection mechanism 60. The optical mechanism 20 is connected with the camera device 30, and the main board 40 is respectively connected with the camera device 30 and the directional sound output device 50 in an electrical connection mode.

This embodiment is through adding directional sound output device 50 in camera system 100, with audio frequency directional output, directional sound output device 50 sets up in camera system 100's casing 10 inside or outside in the utility model, no matter be above, below, it is right-hand left, or all can in casing 10 is inside, the place ahead scope of camera system 100 is given in the directional output of sound meeting, the sound that conveys from directional sound output device 50 is concentrated, the definition is high, make camera system 100 the sound that spreads clearer, directional sound output device can realize the function of calling to outside, the content of calling can be the shouting of backstage, also can be when triggering certain function, the shouting of system setting.

The directional sound output device 50 comprises a signal processing module 51, a power amplifier 52, a sound output unit 53 and a housing 54, wherein the signal processing module 51 is electrically connected with the main board 40, and is used for receiving and modulating a sound signal processed by the main board 40 and outputting a modulated wave; the power amplifier 52 is used for amplifying the modulated wave; the sound output unit 53 is configured to receive the amplified modulated wave and directionally output an audio signal; the housing 54 is used to house and protect the signal processing module 51, the power amplifier 52, and the sound output unit 53. The power amplifier 52 may also be connected to a sound adjustment button for adjusting the sound output from the sound output unit 53. The directional range of the sound output unit 53. The maximum sound pressure level is 50dB to 100dB, and the frequency range is 100Hz to 10 kHz.

The housing 54 includes an upper case 541 and a rear case 542, and the directional sound output apparatus 50 is disposed between the upper case 541 and the rear case 542. The fixed connection mechanism 60 includes a fixed support frame 61 and a fixed bolt 62, and the rear shell 542 is mounted on the housing 10 through the fixed support frame 61 and the fixed bolt 62. The outer shell 54 may be integrally mounted inside or outside the housing 10.

The upper case 541 is provided with a plurality of meshes 5411, and the meshes 5411 facilitate directional transmission of the sound output unit 53.

The alarm device is characterized by further comprising an alarm triggering unit and an alarm unit, wherein the alarm triggering unit is connected with the mainboard, and the alarm unit is connected with the alarm triggering unit. When the camera device 30 acquires information that can trigger the alarm triggering unit, the alarm unit actively alarms.

Still include the microphone, the microphone is connected the mainboard. When the microphone acquires information capable of triggering the alarm triggering unit, the alarm unit actively alarms. The camera system has the unique identification code, so that when the alarm is given actively, the unique identification code can be sent out at the same time, and the positioning is realized.

The connection relationships in the above embodiments are all electrical connections.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. A directional audio based camera system, comprising: including casing, optical mechanism, camera device, mainboard, directional sound output device, fixed connection mechanism, wherein, optical mechanism connects camera device, the mainboard is connected respectively camera device, directional sound output device passes through fixed connection mechanism and sets up inside or the outside of casing.

2. The directional audio based camera system according to claim 1, wherein the directional sound output device comprises a signal processing module, a power amplifier, a sound output unit and a housing, the signal processing module is electrically connected with the main board and is configured to receive a sound signal processed by the main board, perform modulation processing on the sound signal, and output a modulated wave; the power amplifier is used for amplifying the modulation wave; the sound output unit is used for receiving the amplified modulation wave and outputting an audio signal in a directional mode; the housing is used for placing and protecting the signal processing module, the power amplifier and the sound output unit.

3. The directional audio based camera system of claim 2, wherein the housing comprises an upper shell and a rear shell, the directional sound output device being disposed between the upper and rear shells.

4. The directional audio based camera system of claim 3, wherein the fixed attachment mechanism comprises a fixed support bracket and a fixed bolt, and the rear housing is mounted to the housing by the fixed support bracket and the fixed bolt.

5. The directional audio based camera system of claim 4, wherein the upper housing has a plurality of mesh openings.

6. The directional audio based camera system of claim 1, further comprising an alarm triggering unit and an alarm unit, wherein the alarm triggering unit is connected to the main board, and the alarm unit is connected to the alarm triggering unit.

7. The directional audio based camera system of claim 1, further comprising a microphone, the microphone connected to the motherboard.