CN219107499U - Portable IP video conference terminal with wireless microphone - Google Patents

Abstract

The utility model discloses a portable I P video conference terminal with a wireless microphone, which comprises a frame, I P cameras, a docking base and an integrated module, wherein the docking base is used for docking I P cameras of different types and controlling the angle or/and the height of the I P cameras, and the integrated module comprises a wireless microphone receiving host, a network decoder and an HDMI-USB converter, so that the acquisition and the transmission of audio and video are integrated.

Description

Portable IP video conference terminal with wireless microphone

Technical Field

The utility model belongs to the field of communication, and relates to a portable IP video conference terminal with a wireless microphone.

Background

The video conference camera in the current market generally does not support the wireless microphone, and the video conference audio and video acquisition terminal in the current mainstream has the following schemes: the separated audio and video acquisition terminal with the USB interface is acquisition equipment with a single function based on the USB interface, and when a user needs a video conference, the audio and video acquisition of the video conference can be realized by connecting a plurality of equipment to a video conference host or a computer; the devices are independently required to be debugged one by one, so that the use difficulty of a user is increased, and in addition, the USB device is subjected to frequency heating plug and has certain instability; the second is a separated audio and video acquisition terminal with an IP network interface, most of the terminals are mainly based on an IP network camera and are used together with a pickup or an external microphone, the external microphone and the camera are independent, the mobile portability is poor, and if the equipment changes the network environment, the IP address needs to be configured for the camera; the utility model effectively solves the problem that the current video conference audio and video acquisition terminal can increase the use difficulty of users for meeting places and medium and large conference scenes which need to be moved and portable.

Disclosure of Invention

The utility model provides a portable IP video conference terminal with a wireless microphone, which aims to overcome the defects of the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a portable IP video conferencing terminal of taking wireless microphone certainly which characterized in that: the wireless microphone comprises a machine frame, an IP camera, a docking base and an integrated module, wherein the docking base is used for docking the IP cameras of different models and controlling the angle or/and the height of the IP camera, and the integrated module comprises a wireless microphone receiving host, a network decoder and an HDMI-USB converter, so that the audio and video acquisition and transmission are integrated.

Further; the machine frame is used as a mounting base, a partition plate is fixedly arranged in the machine frame, the partition plate divides the machine frame into a first space and a second space in the vertical direction, the second space is located above the first space, the machine frame comprises a front face and a back face, at least one group of microphone display adjusting parts are fixedly arranged on the front face of the machine frame, the microphone display adjusting parts comprise a wireless microphone input display, a microphone frequency switching button, a microphone feedback suppression button and a microphone volume knob, the wireless microphone input display, the microphone frequency switching button, the microphone feedback suppression button and the microphone volume knob are connected with an integrated module, a host power switch is fixedly arranged on the front face of the machine frame and used for opening and closing a terminal, and a 220V single-phase alternating current interface, a USB port, an RJ45 network interface and an external expansion interface groove are fixedly arranged on the back face of the machine frame and used as a connecting port of the integrated module and external equipment.

Further; the integrated module is installed at the frame, the integrated module still includes external expansion interface board, concentrated converting circuit board, power module, input access module, microphone access module and microphone output module, wireless microphone receiving host computer and microphone output module integrated design form first integrated module, external expansion interface board, network decoder, concentrated converting circuit board, power module, input access module and microphone access module integrated design form second integrated module, first integrated module and second integrated module are integrated module respectively, first integrated module sets firmly and installs in first space, second integrated module sets firmly and installs in the second space.

Further; the butt joint base comprises a fixed supporting part, an adjusting part and a butt joint part, wherein the butt joint part comprises an installation tray, a fixing screw rod and a fixing nut knob, the fixing screw rod and the fixing nut knob are installed on the installation tray, and the fixing screw rod and the fixing nut knob are matched to fix the IP camera on the installation tray.

Further; the fixed support part comprises a support base, a vertical butt joint base arm and a horizontal butt joint base arm, wherein the vertical butt joint base arm is fixedly arranged on the support base, the horizontal butt joint base arm is movably connected with the vertical butt joint base arm, and the support base is fixedly arranged on the frame.

Further; the adjusting part comprises a right main adjusting angle knob, a right auxiliary adjusting angle knob, a left main adjusting angle knob and a left auxiliary adjusting angle knob, wherein the right main adjusting angle knob, the right auxiliary adjusting angle knob, the left main adjusting angle knob and the left auxiliary adjusting angle knob are matched with a screw rod to carry out tightness adjustment, the right main adjusting angle knob and the left main adjusting angle knob are used for adjusting the rotating angle of the horizontal arm of the docking base relative to the vertical arm of the docking base, the height or the angle of the IP camera is adjusted, and the right auxiliary adjusting angle knob and the left auxiliary adjusting angle knob are used for adjusting the rotating angle of the mounting tray relative to the horizontal arm of the docking base and the height or the angle of the IP camera is adjusted.

Further; the wireless communication device comprises a docking base, a first integrated module, a second integrated module, a wireless communication device and a wireless communication device.

Further; the docking base further comprises an audio docking module, a network docking module and a power docking module, wherein the audio docking module, the network docking module and the power docking module are respectively connected with the audio access port, the network access port and the power access port, the IP camera enables the IP camera to be in docking with the network access port through an RJ45 network wire, the IP camera is in docking with the audio docking module through an analog audio wire, and the IP camera is in docking with the power access port through a DC12V wire.

Further; the centralized conversion circuit board exchanges and connects the input signal with the output signal and the power supply, the network access port, the audio access port and the power supply access port of the docking base are connected with the input docking module, the input docking module is connected with the centralized conversion circuit board for signal transmission, the wireless microphone receiving host is connected with the centralized conversion circuit board, the wireless microphone receiving host outputs a flat cable of the analog audio signal, the flat cable and the analog audio cable of the IP camera outputted by the centralized conversion circuit board are docked, the wireless microphone receiving host adopts a microphone receiver with a feedback suppression function in UHF frequency band and is used for docking with the wireless microphone transmitter, the network decoder is provided with a network input port, the RJ45 network cable of the IP camera outputted by the centralized conversion circuit board is docked to the network input port, the network decoder decodes and outputs the network IP audio and video stream into HDMI signal, the network decoder is connected with the HDMI-USB converter through an HDMI opposite connection line, the HDMI-USB converter converts HDMI signals output by the network decoder into USB output, the external expansion interface board is provided with an RJ45 network output port, a USB output port and a 220V single-phase alternating current input port, an RJ45 network line of the IP camera output by the centralized conversion circuit board is connected with the RJ45 network output port, the HDMI-USB converter is connected with the USB output port through a USB jumper wire, the power module is connected with the 220V single-phase alternating current input port through an alternating current jumper wire, the RJ45 network output port, the USB output port and the 220V single-phase alternating current input port are respectively in butt joint with an RJ45 network interface, a USB port and a 220V single-phase alternating current interface of the machine frame, the external expansion interface board integrates the RJ45 network output port, the USB output port and the 220V single-phase alternating current input port, the same terminal equipment provides audio and video signals for the video conference based on network signal access and the video conference based on USB signals.

Further; the fixed screw adopts UNC1/4-20, the thread external diameter is 6.11-6.3MM, the IP camera shell or base is provided with UNC1/4-20, the thread external diameter is 6.11-6.3MM, the right main adjusting angle knob, the right auxiliary adjusting angle knob, the left main adjusting angle knob and the left auxiliary adjusting angle knob adopt UNC3/8-16, and the tightness adjustment is carried out by the cooperation of screws with the thread external diameter of 9.3-9.5MM and the thread pitch of 1.59 MM.

In summary, the utility model has the following advantages:

1) The utility model realizes flexible and rapid assembly of the IP camera and provides services for video conferences based on network signal access and video conferences based on USB signals by designing the portable IP video conference terminal with the wireless microphone.

2) According to the utility model, the docking base and the universal type IP camera shell or base are in docking installation through the docking component, the docking component is used as a plug and play switching socket at the same time, the effect of rapidly switching the IP cameras with other functions is realized, the docking base is compatible with the installation base of the IP spherical camera which is mainstream in the market, the camera switching requirements facing different conference scenes are greatly met, the same terminal equipment supports flexibly adapting different network cameras to face different conference scenes, the same terminal can flexibly access a plurality of cameras with different models, in addition, the unique docking base is used for realizing the docking of cameras with different brands and supporting the adjustment of the height or/and the angle, and the rapid replacement of the IP cameras is realized due to the adoption of a unified standard protocol, so that the requirements of supporting the rapid replacement of the IP cameras can be met.

3) The utility model integrates the modules, improves the portability of the terminal, and can conveniently follow the moving position of the user.

4) The external expansion interface board integrates the RJ45 network output port, the USB output port and the 220V single-phase alternating current input port, so that the same terminal equipment can provide audio and video signals for the video conference based on network signal access and the video conference based on USB signals, and the compatibility of the terminal is improved.

5) According to the utility model, by integrating the wireless microphone receiving host, the network decoder, the HDMI-USB converter and other devices, the integration of audio and video acquisition and transmission is realized, the debugging and use difficulty of a user is reduced, the use scene of the original network camera is expanded, and the same network camera can be simultaneously connected into a conference system in a network protocol mode or can be connected into the conference system in a USB mode.

Drawings

FIG. 1 is a schematic view of the apparatus of the present utility model.

FIG. 2 is a schematic diagram of the present utility model.

FIG. 3 is a schematic diagram of the present utility model.

Fig. 4 is a schematic diagram of the present utility model.

Fig. 5 is a schematic diagram of the present utility model.

Fig. 6 is a schematic diagram of the present utility model.

Fig. 7 is a schematic diagram of the present utility model.

Fig. 8 is a schematic diagram of the present utility model.

Fig. 9 is an integrated schematic of the present utility model.

The marks in the figure are as follows: .

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.

It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.

All directional indications (such as up, down, left, right, front, rear, lateral, longitudinal … …) in embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture, and if the particular gesture changes, the directional indication changes accordingly.

For reasons of installation errors, the parallel relationship referred to in the embodiments of the present utility model may be an approximately parallel relationship, and the perpendicular relationship may be an approximately perpendicular relationship.

Embodiment one:

as shown in fig. 1-7, a portable IP video conference terminal with a wireless microphone includes a frame 2, an IP camera 3, a docking base 1, and an integrated module, where the docking base 1 is used to dock IP cameras 3 of different models and control the adjustment of the angle or/and the height of the IP camera 3, and the integrated module includes a wireless microphone receiving host 90, a network decoder 97, and an HDMI-USB converter 99, so that the audio and video acquisition and transmission are integrated.

The frame 2 is used as a mounting base, the integrated module is mounted on the frame 2, the integrated module further comprises an external expansion interface board 96, a centralized conversion circuit board 98, a power module 92, an input access module 94, a microphone access module 95 and a microphone output module 91, in this embodiment, the wireless microphone receiving host 90 and the microphone output module 91 are integrated to form a first integrated module, the external expansion interface board 96, the network decoder 97, the centralized conversion circuit board 98, the power module 92, the input access module 94 and the microphone access module 95 are integrated to form a second integrated module, the first integrated module and the second integrated module are respectively integrated modules, on the one hand, easy to assemble, on the other hand lets the portability of terminal obtain improving, and equipment can be convenient follow user's mobile position, set firmly baffle 23 in the frame 2 in this embodiment, baffle 23 cuts apart frame 2 in vertical direction, i.e. the z-axis direction in fig. 1 into first space 21 and second space 22, second space 22 is located the top in first space 21, first integrated module sets firmly installs in first space 21, second integrated module sets firmly installs in second space 22, first integrated module and second integrated module are the vertical direction of stack mode at frame 2 and install at frame 2, thereby reduced the volume of frame 2, the removal of equipment of being convenient for.

The frame 2 includes front 24 and back 25, the front 24 of frame 2 has set firmly at least one set of microphone shows regulating part, microphone shows regulating part includes wireless microphone input display 41, microphone frequency switch button 42, microphone feedback suppression button 43 and microphone volume knob 44, wireless microphone input display 41, microphone frequency switch button 42, microphone feedback suppression button 43 and microphone volume knob 44 adopt current design, and wireless microphone input display 41, microphone frequency switch button 42, microphone feedback suppression button 43 and microphone volume knob 44 adopt current connection mode with first integrated module and second integrated module, the front of frame 2 has still set firmly host power switch for opening and closing of terminal, 220V single-phase alternating current interface 46 is set firmly to the back 25 of frame 2, USB port 47, RJ45 network interface 48 and external expansion interface slot 49, as first integrated module and second integrated module and external device's connector.

The docking base 1 comprises a fixed supporting part, an adjusting part and a docking part, the docking part comprises a mounting tray 15, a fixing screw rod 12 and a fixing nut knob 11, the fixing screw rod 12 and the fixing nut knob 11 are mounted on the mounting tray 15, the fixing screw rod 12 and the fixing nut knob 11 are matched to flexibly mount and fix the IP camera 3 on the mounting tray 15, in the embodiment, the fixing screw rod 12 adopts UNC1/4-20, the thread outer diameter is 6.11-6.3MM, the fixing screw rod is the standard fastener of all current camera supports, almost all shells or bases of the IP camera 3 are provided with fastening screw holes of the standard, so that the mounting and the access of network cameras with the UNC1/4-20 and the thread outer diameter of 6.11-6.3MM are realized, and in other embodiments, the fixing screw rod 12 can also adopt other standards, and the method is not limited.

According to the embodiment, the docking base 1 is in docking installation with the universal type IP camera 3 shell or base through the docking component, the docking component is used as a plug and play switching socket at the same time, the effect of rapidly switching the IP cameras 3 with other functions is achieved, the docking base 1 is compatible with the installation base of the IP spherical cameras which are mainstream in the market, the camera switching requirements facing different conference scenes are met greatly, the same terminal equipment supports different network cameras which are flexibly adapted to face different conference scenes, the same terminal can flexibly access a plurality of cameras with different models, in addition, the unique docking base 1 is used for realizing docking of cameras with different models and supporting up-down height or/and angle adjustment, and the IP cameras 3 adopt a unified standard protocol to realize the rapid replacement of the IP cameras 3, so that the requirements of different conference scenes can be met.

The fixed support component comprises a bracket base 19, a vertical butt joint base arm 18 and a horizontal butt joint base arm 10, wherein the vertical butt joint base arm 18 is fixedly arranged on the bracket base 19, the vertical butt joint base arm 18 and the bracket base 19 are preferably fixedly connected at a vertical or nearly vertical angle, the horizontal butt joint base arm 10 and the vertical butt joint base arm 18 can be movably connected, and the bracket base 19 is fixedly arranged on the frame 2.

The adjusting component comprises a right main adjusting angle knob 13, a right auxiliary adjusting angle knob 14, a left main adjusting angle knob 17 and a left auxiliary adjusting angle knob 16, in this embodiment, the right main adjusting angle knob 13, the right auxiliary adjusting angle knob 14, the left main adjusting angle knob 17 and the left auxiliary adjusting angle knob 16 adopt UNC3/8-16, and the screw with the screw pitch of 1.59MM is matched through the outer diameter of 9.3-9.5MM to realize tightness adjustment, the right main adjusting angle knob 13 and the left main adjusting angle knob 17 adjust the rotation angle of the horizontal arm 10 of the docking base relative to the vertical arm 18 of the docking base, so as to realize the large-amplitude height or angle adjustment of the IP camera 3, and the right auxiliary adjusting angle knob 14 and the left auxiliary adjusting angle knob 16 adjust the rotation angle of the mounting tray 15 relative to the horizontal arm 10 of the docking base, so as to realize the small-amplitude height or angle adjustment of the IP camera 3.

In this embodiment, the docking station horizontal arm 10 is provided with a network access port 30, an audio access port 31 and a power supply access port 32, and the network access port 30, the audio access port 31 and the power supply access port 32 are used for accessing the IP camera 3.

The vertical arm 18 of the docking base is of a hollow structure, the bracket base 19 is provided with a cavity, the vertical arm 18 of the docking base is communicated with the inside of the frame 2, the network access port 30, the audio access port 31 and the power access port 32, the inside of the vertical arm 18 of the docking base and the inside of the frame 2 form a wiring groove, and the wiring groove is used for connecting the IP camera 3 with the first integrated module and the second integrated module.

As shown in the figure, the docking base 1 further includes an audio docking module 31, a network docking module 32 and a power docking module 33, where the audio docking module 31, the network docking module 32 and the power docking module 33 are connected with the audio access port 31, the network access port 30 and the power access port 32 respectively, the IP camera 3 realizes the docking of the IP camera 3 with the network access port 30 through an RJ45 network line, realizes the docking of the IP camera 3 with the audio docking module 31 through an analog audio line, and realizes the docking of the IP camera 3 with the power access port 32 through a DC12V line.

The centralized conversion circuit board 98 realizes a circuit for exchanging and butting input signals with output signals and power, the network access port 30, the audio access port 31 and the power access port 32 of the butting base 1 are connected with the input butting module 94, the input butting module 94 is connected with the centralized conversion circuit board 98 to realize signal transmission, the wireless microphone receiving host 90 is connected with the centralized conversion circuit board 98, the wireless microphone receiving host 90 outputs a flat cable of analog audio signals, the flat cable and the analog audio cable of the IP camera 3 outputted by the centralized conversion circuit board 98 are butted, and in the embodiment, the wireless microphone receiving host 90 adopts a microphone receiver with a feedback suppression function in a UHF frequency band to realize butting with a wireless microphone transmitter.

The network decoder 97 is provided with a network input port, and the RJ45 network line of the IP camera output by the centralized conversion circuit board 98 is connected to the network input port in a butt-joint manner, and in this embodiment, the network decoder 97 adopts a professional network decoder for decoding and outputting the network IP audio/video stream into an HDMI signal.

The network decoder 97 is connected to the HDMI-USB converter 99 through an HDMI pair line, and the HDMI-USB converter 99 converts the HDMI signal output from the network decoder 97 into a USB output.

The external expansion interface board 96 is provided with an RJ45 network output port, a USB output port and a 220V single-phase alternating current input port, the RJ45 network line of the IP camera 3 output by the centralized conversion circuit board 98 is connected with the RJ45 network output port, the HDMI-USB converter is connected with the USB output port through a USB jumper wire, the power module 92 is connected with the 220V single-phase alternating current input port through an alternating current jumper wire, the RJ45 network output port, the USB output port and the 220V single-phase alternating current input port are respectively in butt joint with the RJ45 network interface 48, the USB port 47 and the 220V single-phase alternating current interface 46 of the machine frame 2, the external expansion interface board 96 integrates the RJ45 network output port, the USB output port and the 220V single-phase alternating current input port, so that the same terminal equipment can realize the video conference based on network signal access and the video conference based on USB signal, and the compatibility of the terminal is improved.

In this embodiment, devices such as the wireless microphone receiving host 90, the network decoder 97, the HDMI-USB converter 99 and the like are integrated, so that an audio and video acquisition and transmission are integrated, the debugging and use difficulty of a user are reduced, the use scene of an original network camera is expanded, and the same network camera can be simultaneously connected to a conference system in a network protocol manner or connected to the conference system in a USB manner.

In this embodiment, the docking station 1 can be designed to be a hemispherical or spherical IP camera of three types, i.e., 3.5 inches, 5 inches, and 6 inches, on the market through the structure of the docking station 1.

The modules and structures in this embodiment, which are not further described in the present embodiment, adopt existing designs and existing connections, and are not further described herein.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

Claims (10)

1. The utility model provides a portable IP video conferencing terminal of taking wireless microphone certainly which characterized in that: the wireless microphone comprises a machine frame, an IP camera, a docking base and an integrated module, wherein the docking base is used for docking the IP cameras of different models and controlling the angle or/and the height adjustment of the IP camera, and the integrated module comprises a wireless microphone receiving host, a network decoder and an HDMI-USB converter, so that the audio and video acquisition and transmission are integrated.

2. A portable IP videoconferencing terminal with wireless microphone according to claim 1, characterized by: the machine frame is used as a mounting base, a partition plate is fixedly arranged in the machine frame, the partition plate divides the machine frame into a first space and a second space in the vertical direction, the second space is located above the first space, the machine frame comprises a front face and a back face, at least one group of microphone display adjusting parts are fixedly arranged on the front face of the machine frame, the microphone display adjusting parts comprise a wireless microphone input display, a microphone frequency switching button, a microphone feedback suppression button and a microphone volume knob, the wireless microphone input display, the microphone frequency switching button, the microphone feedback suppression button and the microphone volume knob are connected with an integrated module, a host power switch is fixedly arranged on the front face of the machine frame and used for opening and closing a terminal, and a 220V single-phase alternating current interface, a USB port, an RJ45 network interface and an external expansion interface groove are fixedly arranged on the back face of the machine frame and used as a connecting port of the integrated module and external equipment.

3. A portable IP videoconferencing terminal with wireless microphone according to claim 2, characterized by: the integrated module is installed at the frame, the integrated module still includes external expansion interface board, concentrated converting circuit board, power module, input access module, microphone access module and microphone output module, wireless microphone receiving host computer and microphone output module integrated design form first integrated module, external expansion interface board, network decoder, concentrated converting circuit board, power module, input access module and microphone access module integrated design form second integrated module, first integrated module and second integrated module are integrated module respectively, first integrated module sets firmly and installs in first space, second integrated module sets firmly and installs in the second space.

4. A portable IP videoconferencing terminal with wireless microphone according to claim 3, characterized by: the butt joint base comprises a fixed supporting part, an adjusting part and a butt joint part, wherein the butt joint part comprises an installation tray, a fixing screw rod and a fixing nut knob, the fixing screw rod and the fixing nut knob are installed on the installation tray, and the fixing screw rod and the fixing nut knob are matched to fix the IP camera on the installation tray.

5. A portable IP videoconferencing terminal with wireless microphone according to claim 4, wherein: the fixed support part comprises a support base, a vertical butt joint base arm and a horizontal butt joint base arm, wherein the vertical butt joint base arm is fixedly arranged on the support base, the horizontal butt joint base arm is movably connected with the vertical butt joint base arm, and the support base is fixedly arranged on the frame.

6. A portable IP videoconferencing terminal with wireless microphone according to claim 5, wherein: the adjusting part comprises a right main adjusting angle knob, a right auxiliary adjusting angle knob, a left main adjusting angle knob and a left auxiliary adjusting angle knob, wherein the right main adjusting angle knob, the right auxiliary adjusting angle knob, the left main adjusting angle knob and the left auxiliary adjusting angle knob are matched with a screw rod to carry out tightness adjustment, the right main adjusting angle knob and the left main adjusting angle knob are used for adjusting the rotating angle of the horizontal arm of the docking base relative to the vertical arm of the docking base, the height or the angle of the IP camera is adjusted, and the right auxiliary adjusting angle knob and the left auxiliary adjusting angle knob are used for adjusting the rotating angle of the mounting tray relative to the horizontal arm of the docking base and the height or the angle of the IP camera is adjusted.

7. A portable IP videoconferencing terminal with wireless microphone according to claim 6, characterized by: the wireless communication device comprises a docking base, a first integrated module, a second integrated module, a wireless communication device and a wireless communication device.

8. A portable IP videoconferencing terminal with wireless microphone according to claim 7, characterized by: the docking base further comprises an audio docking module, a network docking module and a power docking module, wherein the audio docking module, the network docking module and the power docking module are respectively connected with the audio access port, the network access port and the power access port, the IP camera enables the IP camera to be in docking with the network access port through an RJ45 network wire, the IP camera is in docking with the audio docking module through an analog audio wire, and the IP camera is in docking with the power access port through a DC12V wire.

9. A portable IP videoconferencing terminal with wireless microphone according to claim 8, characterized by: the centralized conversion circuit board exchanges and connects the input signal with the output signal and the power supply, the network access port, the audio access port and the power supply access port of the docking base are connected with the input docking module, the input docking module is connected with the centralized conversion circuit board for signal transmission, the wireless microphone receiving host is connected with the centralized conversion circuit board, the wireless microphone receiving host outputs a flat cable of the analog audio signal, the flat cable and the analog audio cable of the IP camera outputted by the centralized conversion circuit board are docked, the wireless microphone receiving host adopts a microphone receiver with a feedback suppression function in UHF frequency band and is used for docking with the wireless microphone transmitter, the network decoder is provided with a network input port, the RJ45 network cable of the IP camera outputted by the centralized conversion circuit board is docked to the network input port, the network decoder decodes and outputs the network IP audio and video stream into HDMI signal, the network decoder is connected with the HDMI-USB converter through an HDMI opposite connection line, the HDMI-USB converter converts HDMI signals output by the network decoder into USB output, the external expansion interface board is provided with an RJ45 network output port, a USB output port and a 220V single-phase alternating current input port, an RJ45 network line of the IP camera output by the centralized conversion circuit board is connected with the RJ45 network output port, the HDMI-USB converter is connected with the USB output port through a USB jumper wire, the power module is connected with the 220V single-phase alternating current input port through an alternating current jumper wire, the RJ45 network output port, the USB output port and the 220V single-phase alternating current input port are respectively in butt joint with an RJ45 network interface, a USB port and a 220V single-phase alternating current interface of the machine frame, the external expansion interface board integrates the RJ45 network output port, the USB output port and the 220V single-phase alternating current input port, the same terminal equipment provides audio and video signals for the video conference based on network signal access and the video conference based on USB signals.

10. A portable IP videoconferencing terminal with wireless microphone according to claim 9, characterized by: the fixed screw adopts UNC1/4-20, the thread external diameter is 6.11-6.3MM, the IP camera shell or base is provided with UNC1/4-20, the thread external diameter is 6.11-6.3MM, the right main adjusting angle knob, the right auxiliary adjusting angle knob, the left main adjusting angle knob and the left auxiliary adjusting angle knob adopt UNC3/8-16, and the tightness adjustment is carried out by the cooperation of screws with the thread external diameter of 9.3-9.5MM and the thread pitch of 1.59 MM.

Images