SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a microphone with a light supplement function to solve the problem of insufficient installation positions of a mobile phone or a camera.
A microphone with a light supplement function includes: the microphone module comprises a base module and a microphone module, wherein a shell of the base module is provided with an installation position, and the microphone module can be installed on the installation position;
the base module comprises an LED light supplement lamp module and an audio module, and an LED light supplement lamp of the LED light supplement lamp module is arranged on a shell of the base module; the microphone module with audio frequency module communication connection, the audio frequency module includes audio frequency processing circuit, the microphone module includes the adapter.
Specifically, the microphone module comprises a wireless transmitting circuit, the audio module comprises a wireless receiving circuit, and the microphone module and the audio module transmit audio signals through wireless transmission. The wireless transmitting circuit and the antenna of the wireless receiving circuit are realized by adopting a PCB antenna, an external independent antenna and/or a patch type antenna. The microphone module and the base module respectively comprise a magnetic suction head; when the microphone module is arranged on the installation position, the two magnetic suction heads are connected, and the base module supplies power to the microphone module through the magnetic suction heads.
Specifically, the microphone module comprises an MCU and a signal processing circuit, wherein the output end of the sound pickup is connected with the input end of the signal processing circuit, the output end of the signal processing circuit is connected with the input end of the wireless transmitting circuit, and the controlled end of the signal processing circuit is connected with the control end of the MCU; the signal processing circuit is covered with a grounded electromagnetic shielding cover.
Specifically, the audio module includes a digital-to-analog conversion circuit, an audio processing circuit, an audio output interface, an amplifying circuit and a monitoring interface, an output end of the wireless receiving circuit is connected with an input end of the digital-to-analog conversion circuit, an output end of the digital-to-analog conversion circuit is connected with an input end of the audio processing circuit, and an output end of the audio processing circuit is connected with the audio output interface; the input end of the amplifying circuit is also connected with the output end of the digital-to-analog conversion circuit, and the output end of the amplifying circuit is connected with the monitoring interface; the audio processing circuit is covered with a grounded electromagnetic shielding cover.
Specifically, the LED fill-in light module comprises a key circuit, an LED controller and an LED drive circuit; the output end of the key circuit is connected with the input end of the LED controller, the control end of the LED controller is connected with the controlled end of the LED driving circuit, and the driving end of the LED driving circuit is connected with the LED light supplement lamp.
Specifically, the base module comprises a charging interface, a base charging circuit, a base charging battery, a base power circuit and a voltage transformation circuit; the charging interface is connected with the input end of the base charging circuit, the output end of the base charging circuit is connected with the input end and the output end of the base charging battery, the output end of the base charging battery is connected with the input end of the base power supply circuit, and the base power supply circuit supplies power to the LED light supplement lamp module and the audio module;
the microphone module comprises a microphone charging circuit, a microphone charging battery and a microphone power supply circuit, wherein the output end of the microphone charging circuit is connected with the input end of the microphone charging battery, and the output end of the microphone charging battery is connected with the input end of the microphone power supply circuit; the microphone power circuit supplies power to the microphone module.
Specifically, an arc-shaped elastic fixing clamp is arranged on a shell of the microphone module; the mounting position is a mounting groove provided with a magnetic suction head, and the microphone module can be embedded into the mounting groove; and the bottom of the base module is provided with a hot shoe base and a mounting seat formed by a locking knob.
Specifically, the microphone with the light supplementing function further comprises a soft light cover, and the soft light cover can cover the base module shell provided with the LED light supplementing lamp.
Above-mentioned microphone with light filling function is equipped with base module and microphone module two parts, microphone module mountable and base module on, can take off the microphone module from the base module during the use to install the microphone module in the position that is close the sound source and be used for gathering sound, when the picture removal that people shot or distance when being far away slightly, especially when noisy environment, the detachable design can obtain the sound of better tone quality owing to remove the convenience. In addition, still added LED light filling lamp module on the base module, can be used to shoot the light filling of in-process, LED light filling lamp module and audio module integrated into one piece can share a power, and the volume is less, uses an installation position to install, and installation, carrying are all very convenient.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is apparent that the specific details set forth in the following description are merely exemplary of the invention, which can be practiced in many other embodiments that depart from the specific details disclosed herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
In an embodiment, referring to fig. 1 to 6, a microphone with a light supplement function includes: the microphone module 100 comprises a base module 200 and a microphone module 100, wherein a mounting position 240 is arranged on a shell of the base module 200, and the microphone module 100 can be mounted on the mounting position 240; the base module 200 comprises an LED light supplement lamp module and an audio module, and an LED light supplement lamp 224 of the LED light supplement lamp module is arranged on a shell of the base module 200; the microphone module 100 is communicatively connected to an audio module, the audio module includes an audio processing circuit 213, and the microphone module 100 includes a sound pickup 110.
When needing to explain, this microphone with light filling function, be equipped with base module 200 and microphone module 100 two parts, microphone module 100 mountable and base module 200 are last, can take off microphone module 100 from base module 200 during the use, and install microphone module 100 in the position that is close the sound source, gather sound through adapter 110, the picture that shoots when people removes or the distance is when being a little far away, especially when noisy environment, the detachable design can obtain the sound of better tone quality because the removal is convenient. In addition, still added LED light filling lamp module on base module 200, can be used to shoot the light filling of in-process, LED light filling lamp module and audio module integrated into one piece can share a power, and the volume is less, uses an installation position 240 to install, and installation, carrying are all very convenient.
The microphone module 100 includes a wireless transmitting circuit 120, the audio module includes a wireless receiving circuit 211, and the microphone module 100 and the audio module wirelessly transmit audio signals. The antennas of the wireless transmitting circuit 120 and the wireless receiving circuit 211 are implemented by PCB antennas, external independent antennas and/or patch antennas. The microphone module 100 and the base module 200 each include a magnetic attraction head 180; when the microphone module 100 is mounted on the mounting position 240, the two magnetic attraction heads 180 are connected, and the base module 200 supplies power to the microphone module 100 through the magnetic attraction heads 180.
In this embodiment, the wireless transmission may use wireless transmission including 2.4G wireless, U-band wireless, bluetooth wireless, or other frequency bands. The transmitted signal may be a digital audio signal or an analog audio signal.
Preferably, the microphone module 100 includes an MCU130 and a signal processing circuit 140, the output end of the sound pickup 110 is connected to the input end of the signal processing circuit 140, the output end of the signal processing circuit 140 is connected to the input end of the wireless transmitting circuit 120, and the controlled end of the signal processing circuit 140 is connected to the control end of the MCU 130; the signal processing circuit 140 is covered with a grounded electromagnetic shield. The design can shield the interference of the LED circuit and improve the signal quality.
Specifically, the audio module includes a digital-to-analog conversion circuit 212, an audio processing circuit 213, an audio output interface 214, an amplifying circuit 215, and a monitoring interface 216, wherein an output end of the wireless receiving circuit 211 is connected to an input end of the digital-to-analog conversion circuit 212, an output end of the digital-to-analog conversion circuit 212 is connected to an input end of the audio processing circuit 213, and an output end of the audio processing circuit 213 is connected to the audio output interface 214; the input end of the amplifying circuit 215 is also connected with the output end of the digital-to-analog conversion circuit 212, and the output end of the amplifying circuit 215 is connected with the monitoring interface 216; the audio processing circuit 213 is shielded by a grounded electromagnetic shield to avoid signal interference.
Specifically, the LED fill-in light module includes a key circuit 221, an LED controller 222, and an LED driving circuit 223; the output end of the key circuit 221 is connected with the input end of the LED controller 222, the control end of the LED controller 222 is connected with the controlled end of the LED driving circuit 223, and the driving end of the LED driving circuit 223 is connected with the LED fill-in light 224.
The driving circuit of the LED adopts a constant current driving circuit, the dimming mode adopts a PWM dimming mode, and the dimming frequency exceeds 20KHZ, so that the high-speed camera cannot capture stroboflash.
In one embodiment, the base module 200 includes a charging interface 231, a base charging circuit 232, a base charging battery 233, a base power circuit 234, and a transformer circuit 235; the charging interface 231 is connected with the input end of the base charging circuit 232, the output end of the base charging circuit 232 is connected with the input and output end of the base charging battery 233, the output end of the base charging battery 233 is connected with the input end of the base power circuit 234, and the base power circuit 234 supplies power for the LED light supplement lamp module and the audio module;
the microphone module 100 comprises a microphone charging circuit 150, a microphone charging battery 160 and a microphone power supply circuit 170, wherein the output end of the microphone charging circuit 150 is connected with the input end of the microphone charging battery 160, and the output end of the microphone charging battery 160 is connected with the input end of the microphone power supply circuit 170; the microphone power circuit 170 supplies power to the microphone module 100.
Referring to fig. 7, an arc-shaped elastic fixing clip 190 is disposed on the housing of the microphone module 100; the mounting position 240 is a mounting groove provided with a magnetic suction head 180, and the microphone module 100 can be embedded into the mounting groove; the bottom of the base module 200 is provided with a hot shoe base and a mounting seat 400 formed by a locking knob.
In one embodiment, the microphone with light supplement function further includes a soft light cover 300, and the soft light cover 300 can cover the housing of the base module 200 with the LED light supplement lamp 224.
It can be understood that the LED lamp diffuser 300 is installed at the front of the LED lamp for making the light emitted from the LED lamp more soft to adapt to the direct vision of human eyes;
on the base module 200 of this product, still can contain a display screen for the current state of demonstration LED lamp and parameter when adjusting, can also show wireless microphone's relevant information, like the battery power of transmitting terminal, signal strength, volume size etc..
The product is functionally divided into two parts, namely a microphone and an LED lamp, and the two parts can work independently or simultaneously; the wireless microphone connector is divided into two parts from the structural form of the product, wherein one part is a body part which integrates the functions of an LED lamp and a wireless microphone connector; the other is a transmitter portion of the wireless microphone;
the wireless microphone transmitting part comprises a built-in sound pick-up 110, an external microphone interface, a switch button, a movable clip, a collar or a waist and the like; the microphone module also comprises a rechargeable battery and a transmitter mainboard inside; the interface for charging the built-in battery is a magnetic connector female head;
the LED light module and the wireless microphone receiver part comprise an LED light supplement lamp 224, a key circuit 221, a display screen, a charging installation base 400, a hot shoe base and a locking knob; the product also comprises an audio output interface 214 and a charging interface 231, and a rechargeable battery is contained in the product; the structure also comprises a drive circuit related to the LED and a wireless receiving circuit inside;
the microphone module 100 is used for converting an audio signal picked up from the sound pickup 110 into an electric signal, and according to different wireless circuit designs, the electric signal can be converted into an analog signal or a digital signal; the transmitting frequency and the communication protocol of the wireless circuit are set to be consistent with those of the base module 200, so that the transmitter can transmit the audio signal to the receiving end of the wireless microphone, the receiving end demodulates the audio signal through a built-in converter after receiving the wireless signal, restores the audio signal to obtain an equivalent analog signal or digital signal, and then outputs the demodulated audio signal to the recording equipment; meanwhile, the internal amplifying circuit 215 can also amplify and restore the received audio signal and output the audio signal to the monitoring interface 216 for the user to monitor the recording effect in real time; the battery of the body part can directly charge the circuit through the voltage transformation circuit 235, the number of accessory charging wires is saved due to the adoption of the scheme design that the microphone module 100 is charged from the receiver end, and the base module 200 can be made larger, and the battery capacity equipped by the base module is more sufficient in the same way, so that the base module 200 can conveniently take electricity and charge when the transmitter is temporarily in the absence of electricity outdoors;
LED lamp beads are distributed on an LED lamp panel of the LED lamp part in a random dispersion mode, and single-color temperature lamp beads, double-color temperature lamp beads or a mixed lamp panel with other lamp beads of various colors can be selected according to design requirements through selection of the LED lamp beads; the lamp beads can adopt surface mount type or plug-in type; the realization and adjustment of functions such as brightness, color temperature, color, hue, saturation, light effect and the like of the LED lamp can be realized through the control keys of the LED lamp part, and related product states can be displayed on a display screen of a rear panel of the LED lamp in real time; the LED lamp is powered by a built-in battery of the base module 200, a built-in single chip microcomputer is used for processing key information, displaying information and generating LED driving signals, the LED driving signals generated by the LED controller 222 are loaded to the LED driving circuit 223, the brightness of the LED can be controlled, and the brightness, color temperature, color, hue, saturation and light effect which are required by a user can be changed by combining multiple paths of LED brightness.
In the product body part, the LED circuit and the wireless microphone receiving circuit share one power supply, and meanwhile, the power supplies are also responsible for charging the emitter of the wireless microphone; the product is additionally provided with the LED light diffuser 300, so that the light emitted by the LED lamp is softer to meet the requirement of human eyes on light, and meanwhile, the light emitting area of the LED can be diffused to irradiate a wider range;
the technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions and improvements can be made, and all of them should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.