Multifunctional all-wireless live broadcast sound card with built-in low-delay wireless communication technology

Abstract

The utility model discloses a multifunctional all-wireless live broadcast sound card with a built-in low-delay wireless communication technology, which comprises a shell, a nameplate identifier, a function key area, an indicating lamp, a 48V capacitor microphone jack, a 5V capacitor microphone jack, a headset jack and a headset jack, the shell is in an enlarged remote controller type design, the nameplate identifier is arranged on the back surface of the shell, and the function key area is arranged on the nameplate identifier. A function key area is arranged on the upper portion of the front face of the shell, 33 function operation keys are arranged in the function key area and distributed in three columns and 11 rows, noise reduction, reverberation, volume, inflexion, electric sound, 48V phantom power supply, silence, dodging, singing, microphone shouting and other related function operations are collected, a plurality of indicator lamps are arranged on the upper portion and the lower portion of the function key area, and the indicator lamps are arranged on the upper portion and the lower portion of the function key area. The indicating lamps comprise an electric quantity indicating lamp, a built-in microphone indicating lamp, a 48V power indicating lamp and a microphone volume indicating lamp. The device is reasonable in design; the appearance of the whole machine is an enlarged remote controller, the size is smaller than that of a traditional sound card, moving and carrying are more convenient, and occupied space is reduced.

Description

Technical Field

[0001] The utility model relates to a multifunctional all-wireless live broadcast sound card with built-in low-delay wireless communication technology. Background Art

[0002] In recent years, live e-commerce and short video marketing have developed rapidly. The industries and categories penetrated by live e-commerce have continued to expand, and the coverage scenarios have become more diversified. Various derivative forms such as mobile broadcasting, outdoor live broadcasting, course live broadcasting, karaoke live broadcasting, dance live broadcasting, multi-person interactive live broadcasting, etc. have put forward new application requirements for live audio and video equipment. Traditional computer sound cards are designed based on professional dubbing, singing, recording studios and radio and television formats. The equipment is bulky, expensive, has high technical barriers, and the equipment needs to be connected by cables. The mobile space is greatly limited and cannot well meet the diversified application needs of current live broadcast scenarios. At present, many businesses in the market have launched low-priced live broadcast sound cards to meet some low-end live broadcast entry needs. However, the connection between entry-level devices and related peripheral audio-visual devices such as mobile phones, microphones, and monitoring headphones mostly requires the use of connecting cables, which is extremely unfriendly to walking broadcasts, mobile live broadcasts, multi-person interactive live broadcasts, and outdoor K song live broadcasts. In addition, entry-level devices cannot meet the high-quality sound pickup requirements required by professional singers and professional dubbing. In view of the various deficiencies mentioned above, the utility model has developed a multifunctional fully wireless live broadcast sound card with built-in low-latency wireless communication technology, which can fully meet the application needs of walking broadcasts, mobile live broadcasts, multi-person interactive live broadcasts, and outdoor K song live broadcasts for wireless connection and portability of professional equipment. Utility Model Content

[0003] The purpose of the utility model is to provide a multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology to solve the above-mentioned technical problems.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology, comprising a shell, a nameplate, a function key area, an indicator light, a 48V condenser microphone jack, a 5V condenser microphone jack, a headset jack, and a headphone jack. The shell is designed in an enlarged remote control style, a nameplate is provided on the back of the shell, and a function key area is provided on the upper front of the shell. The function key area is configured with 33 function operation keys, which are arranged in 3 columns and 11 rows, and bring together related function operations such as noise reduction, reverberation, volume, voice change, electronic music, 48V phantom power supply, mute, ducking, singing, and shouting. A plurality of indicator lights are provided above and below the function key area, and the indicator lights include a power indicator light, a built-in microphone indicator light, a 48V power indicator light, and a microphone volume indicator light. There are text labels on the function operation keys at the function key area, and a 48V condenser microphone jack, a 5V condenser microphone jack, a headset jack, and a headphone jack are provided on the top surface of the shell.

[0006] Preferably, the bottom surface of the shell is provided with an OTG / charging interface, an accompaniment jack, a TF card slot, and a mobile phone live broadcast interface.

[0007] Preferably, the inside of the shell is the circuit main board of the whole machine, which realizes a fully wireless real-time connection with surrounding audio and video live broadcast devices through a low-latency wireless communication design and a two-way 48K stereo wireless digital communication design.

[0008] Compared with the prior art, the utility model has the following advantages: the utility model has a reasonable design; the appearance of the whole machine is an enlarged remote control, which is smaller than the traditional sound card, easier to move and carry, and reduces the space occupied; the IIC serial communication protocol is adopted to realize two-way wireless digital communication between the multifunctional full wireless live broadcast sound card with built-in low-latency wireless communication technology and the H188 wireless monitoring headset (built-in microphone), and one-way wireless transmission between the multifunctional full wireless live broadcast sound card with built-in low-latency wireless communication technology and the UHF wireless dynamic microphone. During the live broadcast, the anchor can wear wireless monitoring headphones and hold the UHF wireless dynamic microphone to move around freely, or move away from the multifunctional full wireless live broadcast sound card with built-in low-latency wireless communication technology without affecting the live broadcast reception and monitoring effects; the live broadcast mobile phone can realize remote wireless communication with the EX5 full wireless live broadcast sound card through the H199 wireless adapter, and can also realize wireless connection through the OTG wireless adapter. The live broadcast mobile phone can move away from the multifunctional full wireless live broadcast sound card with built-in low-latency wireless communication technology to follow the anchor's flexible movement, which is very friendly for programs that require mobile live broadcast and walking broadcast; built-in The multifunctional fully wireless live broadcast sound card with low-latency wireless communication technology adopts low-latency wireless communication technology. The extremely short delay is imperceptible to the human ear, thus forming a synchronization effect and improving the audience's audio-visual experience; two-way 48K stereo wireless digital communication, supports 48V large-diaphragm condenser microphone pickup, and can meet the application requirements of professional singing and recording; the multifunctional fully wireless live broadcast sound card with built-in low-latency wireless communication technology has a stylish appearance, and the operation interface and various interfaces are designed to be friendly, easy to identify and easy to operate. Users do not need to undergo complex training and can quickly get started according to the instructions. The product has a low threshold for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 This is a schematic diagram of a multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology of the utility model.

[0010] Figure 2 It is a six-sided schematic diagram of the multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology of the utility model.

[0011] Figure 3 This is a top schematic diagram of a multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology of the utility model.

[0012] Figure 4 This is a schematic diagram of the bottom surface of the multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology of the utility model.

[0013] Figure 5 This is a working technical roadmap of the utility model's multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology. DETAILED DESCRIPTION

[0014] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0015] like Figure 1-4 As shown, a multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology includes a shell 1, a nameplate 2, a function button area 8, an indicator light 9, a 48V condenser microphone jack 10, a 5V condenser microphone jack 11, an earphone jack 12, and an earphone jack 13. The shell 1 is designed as an enlarged remote control. A nameplate 2 is provided on the back of the shell 1, and a function button area 8 is provided on the upper front of the shell 1. The function button area 8 is equipped with 33 function operation buttons, which are arranged in 3 columns and 11 rows, and collect related function operations such as noise reduction, reverberation, volume, voice change, electronic music, 48V phantom power, mute, ducking, singing, and shouting. A plurality of indicator buttons are provided on the upper and lower parts of the function button area 8. The indicator lights 9 include a battery indicator light, a built-in microphone indicator light, a 48V power indicator light, and a microphone volume indicator light. The function operation buttons in the function button area 8 are all marked with text. The top surface of the shell 1 is provided with a 48V condenser microphone jack 10, a 5V condenser microphone jack 11, a headset jack 12, and a headphone jack 13. The bottom surface of the shell 1 is provided with an OTG / charging interface 14, an accompaniment jack 15, a TF card slot 16, and a mobile phone live broadcast interface 17. The inside of the shell 1 is the circuit board of the whole machine. Through the low-latency wireless communication design scheme and the two-way 48K stereo wireless digital communication design, a fully wireless real-time connection with surrounding audio and video live broadcast equipment is achieved.

[0016] Figure 5 The working technical path in is as follows:

[0017] The multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology has a two-way 48K stereo wireless digital communication design. Through a wireless OTG adapter or H199 wireless adapter, it can achieve two-way 48K stereo wireless transmission with live broadcast mobile phones, live broadcast computers, live broadcast all-in-one machines and other live broadcast devices, that is, two-way transmission of sound output from the sound card to the external live broadcast device and input of sound from the external live broadcast device to the sound card. This design not only meets the needs of professional-level live broadcast singing and recording applications, but also allows mobile phones and other live broadcast devices to move away from the sound card and follow the host's flexible movement.

[0018] The multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology and the built-in microphone of the H188 wireless monitoring headset realize two-way wireless digital communication through the IIC serial communication protocol, that is, the sound card outputs sound to the headset and the built-in microphone of the headset inputs sound to the sound card, and the two-way transmission can be carried out simultaneously without interfering with each other. It also supports the simultaneous connection of up to 99 H188 wireless monitoring headsets, so that multiple anchors and off-site staff can monitor and collaborate at the same time. Any microphone, accompaniment music, various sound effects, and DSP algorithm effects can be transmitted to the H188 wireless monitoring headset for real-time monitoring. Any audio signal entering the EX5 all-wireless live broadcast sound card through an external channel can be monitored in real time through the H188 wireless monitoring headset, and the monitoring is 48K stereo.

[0019] The multifunctional fully wireless live broadcast sound card with built-in low-latency wireless communication technology supports the connection of 5V condenser microphones and 48V condenser microphones, supports wireless communication with UHF wireless dynamic microphones through IIC, and also supports AUX stereo input of audio signals from other electronic devices, thereby meeting the sound pickup needs of different scenarios and different application levels.

[0020] The multifunctional fully wireless live broadcast sound card with built-in low-latency wireless communication technology supports stereo accompaniment input and can also be switched to TF card stereo input mode. Users can use TF cards to freely download and update sound effects and tracks, and can operate function buttons to select sound effects and on-demand tracks in the TF card, thereby realizing wireless accompaniment.

[0021] The above is a preferred embodiment of the present invention. For ordinary technicians in this field, according to the teachings of the present invention, without departing from the principles and spirit of the present invention, changes, modifications, substitutions and variations made to the implementation methods are still within the scope of protection of the present invention.

Claims

1. A multifunctional all-wireless live broadcast sound card with built-in low-latency wireless communication technology, comprising a housing (1), a nameplate (2), a function key area (8), an indicator light (9), a 48V capacitor microphone jack (10), a 5V capacitor microphone jack (11), an earphone jack (12), and an headphone jack (13), characterized in that: The housing (1) is designed in the form of an enlarged remote control. A nameplate (2) is provided on the back of the housing (1). A function key area (8) is provided on the upper front of the housing (1). The function key area (8) is provided with 33 function operation keys arranged in 3 columns and 11 rows, and collects noise reduction, reverberation, volume, voice change, electronic music, 48V phantom power supply, mute, ducking, singing, and shouting related functions. A plurality of indicator lights (9) are provided above and below the function key area (8). The indicator lights (9) include a power indicator light, a built-in microphone indicator light, a 48V power indicator light, and a microphone volume indicator light. The function operation keys in the function key area (8) are all marked with text. A 48V condenser microphone jack (10), a 5V condenser microphone jack (11), a headset jack (12), and a headphone jack (13) are provided on the top surface of the housing (1). The full wireless live broadcast sound card and the built-in microphone of the H188 wireless monitoring headset realize two-way wireless digital communication through the IIC serial communication protocol.

2. According to claim 1, a multifunctional all-wireless live sound card with built-in low-latency wireless communication technology is characterized in that: The bottom surface of the housing (1) is provided with an OTG / charging interface (14), an accompaniment jack (15), a TF card slot (16), and a mobile phone live broadcast interface (17).

3. According to claim 1, a multifunctional all-wireless live sound card with built-in low-latency wireless communication technology is characterized in that: The inside of the housing (1) is the circuit mainboard of the whole machine.

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