Teaching and Meeting Recording Systems, Virtual Studio and Classroom Microphones

Recording Controller Description The new fully automatic eight-position audio and video recording equipment adopts integrated hardware design, embedded Linux operating system, highly integrated UHD video acquisition module, recording module, live broadcast module, guide switching module, image segmentation and splicing module, and local echo output module to realize multiple functions such as live video broadcast, intelligent guide, ultra-high-definition recording, image recognition tracking, and multi-party interaction, meeting the needs of conference recording, training and learning, interactive teaching, etc. Feature * Integrated hardware device, embedded Linux OS, highly integrated system module such as image recognition tracking, automatic navigation, live, VOD, acquisition, and recording, easy to use and maintain, with high security. * Based on the B/S architecture, you can log in to the web to realize functions such as live broadcast management, signal management, group management, user management, file management, scheduled recording, central control management, and system management.

Recording Controller It adopts integrated hardware design, embedded Linux operating system, highly integrated embedded ultra-high-definition video acquisition module, recording module, live broadcast module, director switching module, image segmentation and splicing module, local echo output module, and realizes multiple functions such as video live broadcast, intelligent director, ultra-high-definition recording, image recognition and tracking, multi-party interaction, etc.

Recording and directing control screen 4-inch capacitive touch screen, integrated hardware design, with 5 modules including recording function, director mode, live broadcast, screen switching, and power on/off, which can realize multiple functions including starting, pausing, and ending recording, setting manual or automatic director, controlling the start or end of live broadcast, switching screens, and controlling the start or shutdown of the host. It is easy to use, maintain, and has high security.

Recording and directing control screen 4-inch capacitive touch screen, integrated hardware design, with 5 modules including recording function, director mode, live broadcast, screen switching, and power on/off, which can realize multiple functions including starting, pausing, and ending recording, setting manual or automatic director, controlling the start or end of live broadcast, switching screens, and controlling the start or shutdown of the host. It is easy to use, maintain, and has high security.

Smart conference recording and broadcasting controller Feature This is a conference recording and broadcasting system with a graphical menu operation interface. It adopts intelligent hardware equipment and embedded Linux operating system design. It is highly integrated with embedded ultra-high-definition video acquisition module, recording module, live broadcast module, director switching module, image segmentation and splicing module, and local echo output module. It realizes video live broadcast, intelligent director, ultra-high-definition recording, remote control, image recognition tracking, multi-party interaction and other functions. It is a latest generation of multimedia information recording and dissemination equipment independently developed to meet the needs of small and medium-sized meetings, lecture halls, auditoriums, etc. Parameters 1. It adopts domestic main control chip, integrated hardware design, embedded Linux operating system, highly integrated audio and video acquisition, encoding, decoding, professional director, live broadcast, on-demand, recording and other system modules, easy to use, easy to maintain and highly secure. The host has 2TB of storage space, and can store up to 2,000 lessons of recorded content. It supports frequent use of the device for more than one year, and supports automatic deletion of old files when the hard disk memory is full, and loop recording; 2. Display module: The host has a 1.8-inch LCD screen to display the device's operating status, parameter information, hard disk capacity, audio status, resource channel recording status, and file copy progress. The host has 4 shortcut keys, supporting one-click recording, stop, live broadcast, and one-click copy of recorded files; 3. Video input: 1 HDMI input interface, supporting 3840x2160@30fps resolution image acquisition and HDMI audio acquisition, which can be used to connect to a computer or camera; 2 3G-SDI signal input interfaces, and the SDI interface has PoC function, supports PoC device adaptive identification, and realizes video transmission, PTZ control and power supply functions in one line. The PoC transmission distance can reach 100 meters. Support Type-C video capture, maximum support 1920x1080@60fps; 4. Video output: 2 HDMI output interfaces, 1 of which supports 3840x2160@30fps resolution and audio output; support Type-C video output, maximum support 1920x1080@60fps; 5. Rich audio interfaces: 3 3.5mm audio input interfaces, 3 3.5mm audio output interfaces, to meet a variety of audio input and output requirements; 6. Rich control interfaces: 1 RS-232 Phoenix terminal interface and 1 RS-485 Phoenix terminal interface, which can be used for seamless signaling docking with other control systems; with built-in 12V power supply, can dock various serial port protocol devices and power the device; with a 4-inch touch panel, can quickly operate recording, live broadcast and director switching, easy to operate, support wall-mounted installation; the host comes with a 2.4G remote control, which can be used as a teacher's interactive classroom, and can also control recording and directing functions through the remote control; 7. Multiple external interfaces: 3 USB interfaces, 2 Type-C interfaces, which can be used to connect USB flash drives or keyboards and mice, video capture, file copying, upgrades, etc.; 4 802.3ab 1000Base-T Gigabit network interfaces, 3 of which support POE function, so that one network cable can be used for power supply and network supply; support IPv4 address and IPv6 address; 8. Based on B/S architecture, you can log in to the web terminal to realize the director function, live broadcast management, signal management, group management, user management, file management, scheduled recording, central control management and system management functions; 9. Video recording: Supports H.264/H.265 video codec protocol and AAC audio encoding protocol to ensure accurate synchronous recording of audio and video with high audio fidelity; supports up to 7 video stream recordings, 1 PGM screen recording and 6 resource channel screen recordings; the recorded file formats support standard MP4, AVI, MOV, FLV, TS and MKV and other formats; the bit rate supports 256kbps~20Mbps; the maximum resolution supports 3840x2160@30fps. 10. Rich video input forms: 6-camera design to meet different conference application solutions: 6-channel 3840x2160@30fps network cameras are connected and decoded at the same time, and 4-channel screen synthesis output can realize 4 screens online preview at the same time; 11. The recording and broadcasting host has a built-in encryption algorithm to ensure that the genuine machine needs to be activated before it can be used, and supports the use of authorization date; 12. File preview: Supports local video preview and playback function, can preview and view the current recorded video, provides multiple multiple playback switching, supports 0.5x, 0.75x, 1.5x, 2x, 3x video playback speed adjustment playback; supports web-side file preview, built-in VOD on-demand module, users can play, pause, jump and other operations of video files online through the network; 13. Multi-terminal director: supports embedded director console, HDMI output recording and broadcasting director interface, real-time preview operation, and supports mouse/remote control; supports web-based web director; equipped with a four-inch touch control screen, you can click the control screen button to monitor the input source or switch the director, switch the recording and broadcasting mode, start and stop recording; 14. A variety of personalized director applications: support screen layout, support 7 screen layouts such as three-screen, four-screen and dialogue screen, and support 2 custom screen layouts to meet personalized needs; recording segmentation, support custom segmentation recording, optional duration of 30-480, support up to 8 hours of uninterrupted recording, can seamlessly connect to other manufacturers' non-linear editing tools;. Special effects switching, support switching special effects, including 12 screen switching special effects such as gradient, erase, push-in, expansion, and fly-in; support subtitle settings, users can customize the size of letters, font colors provide red, green, blue, white, and black options, support mouse dragging of subtitle positions; support adding title function, the title can select resource channel screen or custom uploaded picture display, and the uploaded picture format supports jpg, jpeg, png, and bmp; 15. Voice transcription: support docking with voice transcription server, realize voice transcription function, transcribe voice into text and automatically generate subtitle files (only docking with third-party transcription server, no account and traffic fees); 16. Resource platform: supports docking with internal resource platform to realize resource on-demand and sharing application functions; supports viewing content by enterprise training theme classification, automatic caching and high-definition video playback; supports on-demand, drag and drop, replay, jump and other video content playback operations; 17. Recording reservation: supports the reservation recording function. After the reservation recording meeting is edited, it will automatically record at the scheduled time, and automatically generate the file name with information such as venue, speaker and theme; 18. Live broadcast management: supports live broadcast function, 50 users live broadcast at the same time; supports standard RTMP streaming protocol, 3 RTMP independent streaming, docking with third-party live broadcast platform for online live broadcast, supports custom start and end streaming time; 19. File upload: supports automatic upload of backup files, can cooperate with third-party FTP file server, and courseware can be automatically pushed to the file server; file upload and download can automatically adjust the bandwidth to prevent network congestion; 20. File repair: supports file repair of damaged video files caused by power supply abnormality, and the file formats supported for repair include but are not limited to MP4, AVI, MOV, FLV and MKV video packaging formats; 21. Factory settings: Support one-key reset function to avoid file damage, IP address loss, and administrator password loss that cause the system to be unusable; support one-key upgrade function, when the system has new function iterations, you can import firmware to achieve function upgrades; 22. Develop standard external control protocol: support software central control, fill in the central control instructions in the recording and broadcasting management interface, you can perform central control operations through the interface, and connect other devices for one-key control; support recording and broadcasting Android APP docking and control; support docking with private cloud platform servers. After successful docking, the cloud platform can uniformly control the device, which is convenient for managing multiple recording and broadcasting devices; 23. Audio management: support mixing setting management, each audio acquisition and output port supports separate control of volume or mute; 24. Conference tracking: docking with the conference discussion system to achieve conference unit speaker tracking, control the camera for accurate speaker shooting, and 126 table microphone speech tracking. Support multi-screen synthesis mode, the speaker tracking screen switching only switches the main screen, and other auxiliary screens remain unchanged; 25. AI visual analysis: built-in image visual tracking strategy algorithm, no additional configuration of tracking analysis host is required. Achieve accurate tracking of movements, speeches, standing up, etc. Supports free switching of tracking strategies to meet the needs of different tracking scenarios; 26. AI visual analysis: supports free setting of speaker image tracking screen mode, and sets the size of the tracking target person screen according to actual needs; 27. AI visual analysis: supports setting tracking lock release time. After the locked tracking target leaves the screen tracking area, the person lock is automatically released after the tracking lock release time arrives, returns to the default state, and waits for the next person to enter the screen to start re-locking tracking; 28. AI visual analysis: supports setting tracking shielding areas, such as actively shielding large-screen LCD TVs and other places that are easy to interfere with the tracking effect. The system will not perform image analysis and tracking operations on the shielded areas to avoid these places interfering with the overall tracking effect; 29. AI visual analysis: Participant tracking supports multiple people appearing in the shooting screen after locking the tracking object, and switching to a small panoramic screen; 30. AI visual analysis: Speaker tracking supports height adaptation function. After setting the close-up size screen, the system automatically recognizes the speaker's height to achieve the centering of the person screen; 31. Low-latency interaction: built-in video interaction function, 4 recording hosts interact at the same time; in discussion mode, the listening and speaking conference room can choose to speak or mute at will; in mute mode, the listening and speaking conference room cannot speak, but can watch the live broadcast of the speaker; 32. Support address book function: in discussion mode, users can enter the device alias, short number or IP address in the top search box to find the corresponding contacts that have been added, or they can add contacts by creating a new user on the right side of the search box; the added contacts can be dialed, edited, deleted, etc. through the buttons on the right; 33. Support conference convening function: in the video conference interactive interface, the main venue can directly convene the venue terminals that have participated in the conference interaction with one click, without additional configuration, which is convenient and fast; 34. Support permission control function: in the video conference interactive mode, the main venue can set the opening and closing of the terminal screen and sound of the branch venue, and can set the screen layout of the conference interactive screen; 35. Support dual-screen dual display function: in the video conference interactive mode, HDMI The OUT2 interface outputs the images of the main venue and the branch venue. When the main venue opens auxiliary stream sharing, the HDMI OUT1 interfaces of the main venue and the branch venue both output the computer courseware content of the main venue; when the main venue does not open auxiliary stream sharing, the HDMI OUT1 interface of the main venue outputs the computer courseware content of the main venue, and the HDMI OUT1 interface of the branch venue outputs the computer courseware content of the branch venue; 36. Compatible with interactive platform: With interactive platform terminals, 50 recording and broadcasting hosts can be interactive. Supports multiple screen layouts, can display up to 16 screens at the same time, and can automatically poll the screen; 37. Dial-up call: supports dial-up function, and audio and video interactive function can be realized by entering the terminal IP; 38. Supports custom video conference interactive frame rate and bit rate functions to ensure smooth interactive audio and video under various network conditions.

Recording and directing control screen 4-inch capacitive touch screen, integrated hardware design, with 5 modules including recording function, director mode, live broadcast, screen switching, and power on/off, which can realize multiple functions including starting, pausing, and ending recording, setting manual or automatic director, controlling the start or end of live broadcast, switching screens, and controlling the start or shutdown of the host. It is easy to use, maintain, and has high security.

Intelligent interactive recording and broadcasting controller With integrated hardware design and embedded Linux operating system, the device comes with a 17.3-inch touch screen, highly integrated ultra-high-definition video acquisition, recording, live broadcast, director switching, image segmentation and splicing, local echo output, and realizes multiple functional modules such as video live broadcast, intelligent director, ultra-high-definition recording, remote control, image recognition and tracking, multi-party interaction, etc. This device is a touch-integrated recording and broadcasting device independently developed to meet the needs of the education industry, which can meet the needs of comprehensive live teaching, interactive learning teaching, practical training and other scenarios.

HD recording controller It adopts integrated hardware design and embedded Linux operating system, and is highly integrated with embedded ultra-high-definition video acquisition, recording, live broadcast, director switching, image segmentation and splicing, and local echo output. It realizes multiple functions such as video live broadcast, intelligent director, ultra-high-definition recording, remote control, image recognition and tracking, and multi-party interaction. It is the latest generation of multimedia information recording and dissemination equipment independently developed to meet the needs of the education industry, comprehensive live teaching, learning interactive teaching, practical training, etc.

Recording Controller Description A recording and broadcasting system integrating human-computer interaction interface. It adopts integrated hardware design, embedded Linux operating system, and highly integrated with built-in ultra-high-definition video collection, recording, live broadcast, director switching, image segmentation and splicing, local echo output, and interactive module, realizing multiple functions such as video live broadcast, intelligent guidance, ultra-high-definition recording, image recognition tracking. It is the latest generation of video and recording integrated controller independently developed for the needs of live broadcast teaching in the education industry. Feature * Adopt integrated hardware design, embedded Linux operating system, highly integrated system modules such as image recognition and tracking, automatic directing, live broadcast, on-demand, collection, recording, video statistics, and remote teaching. * Based on the B/S architecture, you can log in to the web terminal to realize functions such as live broadcast management, signal management, group management, user management, file management, recording reservation, central control management, and system management.