CN110611786A - Visual intercom system for personnel management - Google Patents
Visual intercom system for personnel management Download PDFInfo
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- CN110611786A CN110611786A CN201910533587.5A CN201910533587A CN110611786A CN 110611786 A CN110611786 A CN 110611786A CN 201910533587 A CN201910533587 A CN 201910533587A CN 110611786 A CN110611786 A CN 110611786A
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- China
- Prior art keywords
- intercom
- talkback
- control circuit
- host
- terminal
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech
Abstract
The invention provides a visual intercom system for personnel management, wherein the visual intercom system comprises an intercom terminal and an intercom host; a first main control circuit of the talkback host receives instructions or information sent by the touch device, the first key device and the real-time communication talkback device, and transmits the instructions or the information to the talkback terminal through a network interface; the second main control circuit of the talkback terminal receives the instruction or information sent by the first main control circuit through the network interface of the talkback terminal, controls the first camera, the audio input device and the audio output device to work according to the instruction or information, and sends the acquired image or sound information to the display device of the talkback host, the first main control circuit and the real-time communication talkback device so as to realize the functions of visual talkback, monitoring, broadcasting, recording and dispatching. The invention concentrates various operations to be executed by the manager in the same device, thereby reducing the working difficulty of the manager and simultaneously lightening the burden of the manager.
Description
Technical Field
The invention relates to the field of personnel management, in particular to a visual intercom system for personnel management.
Background
The personnel management mechanisms such as prisons, drug rehabilitation facilities and the like are mechanisms for receiving managed personnel and managing the managed personnel according to the functions of the managed personnel, and are indispensable mechanisms in the existing society. When the managed personnel are managed, the management personnel often need to perform operations such as talkback communication, alarming, broadcasting, recording and video, roll calling, commanding and scheduling according to actual conditions in order to obtain a better management effect.
However, these operations often need to be performed by different devices, such as an intercom for intercom, an alarm for alarm, a speaker for broadcast, and a special camera for recording sound. And these devices are often located in different locations. Therefore, the manager often needs to go to and from different places during management, and the burden of the manager is increased.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a visual intercom system for personnel management, which can integrate the operations in the same equipment for execution, reduce the working difficulty of managers and reduce the burden of the managers.
In order to solve the above problems, the present invention adopts a technical solution as follows: the visual intercom system for personnel management is provided, wherein the visual intercom system comprises at least one intercom terminal and at least one intercom host, the intercom terminal and the intercom host are provided with network interfaces which are connected with each other, and information transmission between the intercom terminal and the intercom host is realized through the network interfaces; the talkback host comprises a first main control circuit, a display device, a touch device, a first key device and a real-time call talkback device, wherein the display device, the touch device, the first key device and the real-time call talkback device are all connected with the first main control circuit, the first main control circuit receives instructions or information sent by the touch device, the first key device and the real-time call talkback device, and the instructions or information are transmitted to the talkback terminal through a network interface of the talkback host; the talkback terminal comprises a second main control circuit, a first camera, an audio input device and an audio output device, wherein the first camera, the audio input device and the audio output device are all connected with the second main control circuit, the second main control circuit is connected with the network interface of the talkback terminal, the second main control circuit receives instructions or information sent by the first main control circuit through the network interface of the talkback terminal, controls the first camera, the audio input device and the audio output device to work according to the instructions or the information, and sends the acquired images or sound information to the display device, the first main control circuit and the real-time talkback device of the talkback host machine so as to realize visual talkback, monitoring, broadcasting, recording, face roll calling and command scheduling functions.
The talkback host also comprises an audio echo eliminating device, the audio echo eliminating device is connected with the first main control circuit, and echoes generated by the talkback host in the talkback process are eliminated through the audio echo eliminating device.
Furthermore, the intercom host further comprises an audio interface and a video interface, wherein the audio interface and the video interface are respectively connected with the first main control circuit, and the image and sound information received by the first main control circuit is transmitted to other equipment through the audio interface and the video interface.
Furthermore, the talkback host also comprises a software debugging interface, the software debugging interface is connected with the first main control circuit, and software in the talkback host and the talkback terminal is debugged through the software debugging interface.
Furthermore, the talkback host computer also comprises a second camera which is connected with the first main control circuit, and the talkback host computer realizes the visual talkback between other talkback host computers connected with the network interface of the talkback host computer through the second camera and the real-time communication talkback device.
And when the second key device is triggered, the second main control circuit controls the first camera, the audio input device and the audio output device to work, and sends the acquired sound and image information to the talkback host to realize an alarm function.
Furthermore, the talkback terminal also comprises a communication interface, wherein the communication interface comprises an I/O interface and a 485 communication interface, and the talkback terminal is connected with external equipment through the communication interface so as to realize the functions of controlling the external equipment to alarm, receiving a switch signal sent by the external equipment and communicating with the external equipment.
Furthermore, the talkback terminal further comprises an ethernet power supply interface, the ethernet power supply interface is electrically connected with the second main control circuit, and power supply to the talkback terminal is realized through the ethernet power supply interface.
Furthermore, the network interface of the talkback terminal is connected with the network interface of the talkback host computer through an RJ45 standard network cable.
Furthermore, the visual intercom device comprises the intercom terminal and the intercom host as described above, the intercom terminal comprises a first panel, a middle shell and a first bottom shell, the bottom shell is a hollow cuboid, an opening is formed in one side of the bottom shell, the middle shell is nested in the bottom shell, the panel covers the opening in the bottom shell, a camera support for fixing the first camera is arranged in the middle of one side, away from the bottom shell, of the panel, a light guide plate is arranged on one side, away from the bottom shell, of the camera support, and a loudspeaker of the audio output device and keys of the second key device are respectively arranged on two sides of the camera support; the intercom host comprises a second panel and a second bottom shell, wherein one side of the second bottom shell, opposite to the bottom surface of the second bottom shell, is inclined to be close to the bottom surface, an inclined plane is formed in the inclined plane, the second panel and an audio output port of the real-time communication intercom device are arranged on the inclined plane, the audio output port is connected with the second panel and the second bottom shell, an audio input port, a display device and a first key device of the real-time communication intercom device are arranged on the second panel, and the first key device and the audio input port are far away from the audio output port relative to the display device.
Compared with the prior art, the invention has the beneficial effects that:
(1) the talkback terminal is connected with the talkback host through the network interface, and the video call information is transmitted between the talkback terminal and the talkback host through the network interface, so that the functions of alarming, monitoring, broadcasting, recording, face roll calling, commanding and scheduling can be realized, various operations to be executed by managers are centralized in the same equipment to be executed, the work difficulty of the managers is reduced, the working time is reduced, the working efficiency is increased, the safety guarantee is improved, and meanwhile, the burden of the managers is lightened.
Drawings
FIG. 1 is a functional block diagram of an embodiment of a visual intercom system for personnel management of the present invention;
fig. 2 is a schematic circuit structure diagram of an embodiment of a second main control circuit of the intercom terminal in fig. 1;
FIG. 3 is a schematic circuit diagram of an embodiment of an audio output device of the intercom terminal in FIG. 1;
FIG. 4 is a schematic circuit diagram of an embodiment of an audio input device of the intercom terminal of FIG. 1;
fig. 5 is a schematic circuit diagram of an embodiment of a communication interface of the intercom terminal in fig. 1;
fig. 6 is a schematic circuit diagram of an embodiment of a first key device of the intercom terminal of fig. 1;
fig. 7 is a schematic circuit diagram of an embodiment of a power over ethernet interface of the intercom terminal of fig. 1;
fig. 8 is a schematic circuit structure diagram of an embodiment of a network interface of the intercom terminal and the intercom host in fig. 1;
fig. 9 is a schematic structural diagram of an embodiment of an intercom terminal in the visual intercom system for personnel management according to the present invention;
fig. 10 is a schematic structural view of an embodiment of the first panel, the camera holder and the light guide plate of the intercom terminal in fig. 9;
fig. 11 is a schematic structural diagram of an embodiment of a middle shell and a first bottom shell of the intercom terminal in fig. 9;
FIG. 12 is a schematic structural diagram of an intercom host in the visual intercom system for personnel management according to an embodiment of the present invention;
fig. 13 is a schematic structural view of an embodiment of an audio output port and a first key device of the intercom host in fig. 12;
fig. 14 is a schematic structural view of an embodiment of a second panel and a second bottom case of the intercom host in fig. 12.
In the figure: 1. a talkback terminal; 11. a network interface; 12. a second master control circuit; 13. a first camera; 14. an audio input device; 15. an audio output device; 16. a second key device; 17. a communication interface; 18. a power over ethernet interface; 2. the intercom host; 21. a first master control circuit; 22. a display device; 23. a touch device; 24. a first key device; 25. a real-time call intercom device; 26. an audio interface; 27. a video interface; 28. a software debugging interface; 29. and a second camera.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Referring to fig. 1-14, fig. 1 is a functional structure diagram of an embodiment of a visual intercom system for personnel management according to the present invention; fig. 2 is a schematic circuit structure diagram of an embodiment of a second main control circuit of the intercom terminal in fig. 1; FIG. 3 is a schematic circuit diagram of an embodiment of an audio output device of the intercom terminal in FIG. 1; FIG. 4 is a schematic circuit diagram of an embodiment of an audio input device of the intercom terminal of FIG. 1; fig. 5 is a schematic circuit diagram of an embodiment of a communication interface of the intercom terminal in fig. 1; fig. 6 is a schematic circuit diagram of an embodiment of a first key device of the intercom terminal of fig. 1; fig. 7 is a schematic circuit diagram of an embodiment of a power over ethernet interface of the intercom terminal of fig. 1; fig. 8 is a schematic circuit structure diagram of an embodiment of a network interface of the intercom terminal and the intercom host in fig. 1; fig. 9 is a schematic structural diagram of an embodiment of an intercom terminal in the visual intercom system for personnel management according to the present invention; fig. 10 is a schematic structural view of an embodiment of the first panel, the camera holder and the light guide plate of the intercom terminal in fig. 9; fig. 11 is a schematic structural diagram of an embodiment of a middle shell and a first bottom shell of the intercom terminal in fig. 9; FIG. 12 is a schematic structural diagram of an intercom host in the visual intercom system for personnel management according to an embodiment of the present invention; fig. 13 is a schematic structural view of an embodiment of an audio output port and a first key device of the intercom host in fig. 12; fig. 14 is a schematic structural view of an embodiment of a second panel and a second bottom case of the intercom host in fig. 12. The visual intercom system for personnel management of the present invention is described in detail with reference to fig. 1-14.
The visual intercom system mainly comprises an intercom terminal 1 and an intercom host 2, wherein the same network interfaces 11 are arranged on the intercom terminal 1 and the intercom host 2, the network interfaces 11 of the intercom terminal 1 and the network interfaces 11 of the intercom host 2 are connected with each other, and information transmission between the intercom terminal 1 and the intercom host 2 is realized through the network interfaces 11.
In this embodiment, the network interface 11 of the intercom terminal 1 and the network interface 11 of the intercom host 2 are connected through an RJ45 standard network cable, and information is transmitted through the network cable. In other embodiments, the network interface 11 may also be one of an RJ-11 interface, an SC fiber interface, an FDDI interface, an AUI interface, a BNC interface, and a Console interface, and a corresponding network cable connected to the network interface 11 may also be a network cable corresponding to the network interface 11, which is not limited herein.
In this embodiment, the number of the intercom terminals 1 connected to the intercom host 2 may be one, 2 or other numbers, and only the intercom host 2 can communicate with any connected intercom terminal 1 according to an instruction or operation, which is not limited herein.
In this embodiment, in the local area network formed by the intercom host 2 and the intercom terminal 1, the number of the intercom hosts 2 may also be one or more, and the intercom hosts 2 may also be in communication connection, so as to implement the two-way visual intercom operation between the intercom hosts 2, which is not described herein again.
The intercom host 2 comprises a first main control circuit 21, a display device 22, a touch device 23, a first key device 24, a real-time conversation intercom device 25, an audio interface 26, a video interface 27, a software debugging interface 28 and a second camera 29, wherein the display device 22, the touch device 23, the first key device 24 and the real-time conversation intercom device 25 are all connected with the first main control circuit 21, the first main control circuit 21 receives instructions or information sent by the touch device 23, the first key device 24 and the real-time conversation intercom device 25, and the instructions or information are transmitted to the intercom terminal 1 through the network interface 11 of the intercom host 2.
The intercom terminal 1 comprises a second main control circuit 12, a first camera 13, an audio input device 14, an audio output device 15, a second key device 16, a communication interface 17 and an Ethernet power supply interface 18. The first camera 13, the audio input device 14 and the audio output device 15 are all connected with the second main control circuit 12, the second main control circuit 12 is connected with the network interface 11 of the talkback terminal 1, the second main control circuit 12 receives an instruction or information sent by the first main control circuit 21 through the network interface 11 of the talkback terminal 1, controls the first camera 13, the audio input device 14 and the audio output device 15 to work according to the instruction or information, and sends the acquired image or sound information to the display device 22 of the talkback host 2 and the real-time conversation talkback device 25 to realize the functions of visual talkback, monitoring, broadcasting, recording and commanding and scheduling.
In this embodiment, the intercom host 2 transmits the image information and the sound information acquired by the intercom terminal 1 through the first camera 13 and the audio input device 14 to the server, and the server identifies the transmitted image information and the first sound according to the stored face information and the second sound information to realize the face roll call.
In other embodiments, the server may further store the image information and the sound information sent by the intercom terminal 1 to the intercom host 2, thereby implementing storage of the video information and the recording information.
In other embodiments, the person identification information may also be pre-stored in the intercom host 2, and after the intercom terminal 1 sends the acquired image and voice information to the intercom host 2, the intercom host 2 identifies the received image and voice information according to the pre-stored person identification information, and determines the person corresponding to the image and voice information, thereby implementing the face roll call.
In this embodiment, the second main control circuit 12 of the intercom terminal 1 adopts a single chip microcomputer chip as the main control circuit, wherein the single chip microcomputer circuit is composed of a HI3516CV300 media processing chip, and the chip has an ARM926@800MHz core processor and supports 1080P @30fps H265/H264 multi-code stream coding performance; SPI Flash or EMMC storage is supported, and the maximum storage space is 4 Gbit; the SDRAM is supported, 16bit DDR3/DDR3L, and the maximum capacity is 4 Gbit; the SD card expansion can be supported, and the maximum capacity is 2 TB; an integrated audio frequency converter (CODEC) and an echo suppression module are arranged in the voice communication device, 16-bit voice input and output are supported, and G.711, G.726 and ADPCM protocols are supported; MIPI input interface is supported, and the maximum resolution is 2048x 2048.
The audio output device 15 of the talkback terminal 1 adopts a monophonic D-type power amplification chip MAX9759, the audio output function of the talkback terminal 1 is realized through the chip, the chip provides the performance of an AB-type amplifier with the efficiency of the D-type amplifier, a 4 omega/3W loudspeaker is configured, and a related audio filter circuit is added at the audio input front end and the audio output rear end of the MAX9759, so that the audio output effect is clearer.
The audio input device 14 employs a differential input microphone preamplifier MAX4063 having two selectable inputs, differential output, adjustable gain, integrated low noise bias source, and low power off mode. The circuit of the audio input device 14 adopts differential input and differential output, has high noise suppression capability, is particularly suitable for an internal microphone, and can effectively avoid system noise and damage of long-line transmission on a PCB to low-level signals. The circuit can realize the audio input function of the terminal in the talkback process.
The first camera 13 adopts a high-definition camera chip OV2718 with 200 ten thousand pixels, supports a high dynamic HDR mode, and is matched with the second main control circuit 12, so that the talkback terminal 1 can output 30 frames of full high-definition 1080p video per second, video signals are directly transmitted to a media processing chip HI3516CV300 of the second main control circuit 12 through an MIPI interface on the high-definition camera chip to be encoded to form image information which can be recognized by other devices, and the second main control circuit 12 transmits the image information to the talkback host 2 through the network interface 11 to realize a visual function. Meanwhile, the high-definition camera chip OV2718 can also receive an instruction transmitted by the first main control circuit 21, and controls the camera to perform operations such as snapshot, video recording and the like according to the instruction, so that the functions of video recording and face recognition roll calling are realized.
In this embodiment, the first master control circuit 21 in the intercom host 2 may use the same media processing chip HI3516CV300 as the second master control circuit 12 in the intercom terminal 1, or may use different other single chip microcomputer chips such as HI3518EV200 and HI3536, and other devices capable of recognizing the sound and image information sent by the intercom terminal 1, which is not limited herein.
In the present embodiment, the chip in the circuit of the real-time communication intercom device 25 of the intercom host 2 may be the same as or different from the chips used for the audio input device 14 and the audio output device 15 of the intercom terminal 1, and is not limited herein.
In this embodiment, in order to eliminate the echo generated during the talkback between the talkback terminal 1 and the talkback host 2, an audio echo eliminating device is further disposed on the talkback host 2, and the audio echo eliminating device is connected to the first main control circuit 21, and eliminates the echo generated during the talkback process by the talkback host 2.
In this embodiment, the module for eliminating the echo in the audio echo eliminating device is the audio echo eliminating module a-09, in other embodiments, the module for eliminating the echo in the audio echo eliminating device may also be other modules, and the audio echo eliminating device may also be disposed in the real-time communication intercom device 25 of the intercom host 2 or the audio input device 14 and the audio output device 15 of the intercom terminal 1, which will not be described herein again.
In this embodiment, the audio interface 26 and the video interface 27 are respectively connected to the first main control circuit 21, and the image and sound information received by the first main control circuit 21 are transmitted to other devices through the audio interface 26 and the video interface 27, so that sound and video can be played through the other devices.
In the present embodiment, the software debugging interface 28 is connected to the first main control circuit 21 of the intercom host 2, and the software or the embedded system stored in the intercom host 2 and the intercom terminal 1 is debugged through the software debugging interface 28.
The second camera 29 is connected with the first main control circuit 21, and the second camera 29 on the intercom host 2 and the real-time call intercom device 25 acquire image information and sound information, and transmit the image information and the sound information to other intercom hosts 2 connected with the network interface 11 of the intercom host 2 to realize visual intercom between the intercom hosts 2.
In other embodiments, the first main control circuit 21 may also transmit the image and sound information obtained by the second camera 29 and the real-time call intercom device 25 to the connected intercom terminal 1, so as to implement visual intercom between the intercom host 2 and the intercom terminal 1.
The second key device 16 is connected to the second main control circuit 12, when the second key device 16 is triggered, the second key device 16 sends a trigger signal to the second main control circuit 12, and after receiving the trigger signal, the second main control circuit 12 controls the first camera 13, the audio input device 14, and the audio output device 15 to operate, and sends the obtained sound and image information to the intercom host 2 to implement an alarm function.
In this embodiment, the second key device 16 uses a metal explosion-proof key with an LED lamp, an internal circuit of the metal key is powered by a 3.3V power supply, a signal input by the second key device 16 is transmitted to the chip HI3516CV300 of the second main control circuit 12, the chip HI3516CV300 receives the input signal and then recognizes the signal, triggers different trigger feedbacks according to the type of the signal, sends the trigger feedbacks to the intercom host 2, and the intercom host 2 generates different response actions such as alarming, receiving an intercom application and the like according to the received trigger feedbacks. The identification and processing of the signal sent by the second key device 16 by the program on the chip HI3516CV300 realize that the talkback terminal 1 gives an alarm to the talkback host 2 by one key, talkback application and other functions.
In order to transmit the alarm information to the other devices 3 or to control the other devices 3 by means of the intercom terminal 1, the intercom terminal 1 is provided with a communication interface 17 for connecting the other devices. The communication interface 17 comprises an I/O interface and a 485 communication interface, the talkback terminal 1 is connected with external equipment through the communication interface 17 and transmits information with the external equipment through the communication interface 17, and therefore the functions of controlling the external equipment to alarm, receiving a switch signal sent by the external equipment and communicating with the external equipment through the 485 communication interface are achieved.
In the present embodiment, the circuit in the communication interface 17 uses the decoupling chip ACPL _247_500E to process the received and transmitted information, and the communication interface 17 implements 3-way 12V high-level input and 3-way 0V low-level input signal detection through the circuit. The circuit of the communication interface 17 is also matched with a mos tube by adopting a triode, so that 2 paths of optional 12V high-level or 0V low-level output signals (power supply output of 12V/1A can also be realized). The 485 communication interface adopts a MAX3485 chip to realize the mutual communication with external equipment.
The power over ethernet interface 18 is electrically connected to the second main control circuit 12, and power supply to the intercom terminal 1 is realized through the power over ethernet interface 18.
In this embodiment, the circuit of the ethernet power supply interface 18 adopts the circuit MP8007 to match with the ethernet power transformer TSA021, so that the network switch with the ethernet function can supply power to the device power supply 12V through only one network cable, so as to reduce the installation engineering, simplify the installation of the intercom terminal 1, and save the material and labor cost.
In the present embodiment, the first key device 24 of the intercom main unit 2 includes a key function, an audio switching function, and a control indicator function. The first key device 24 can switch and control the on and off of the related key indicator lamps of the intercom main unit 2, so as to control the on and off of the devices corresponding to the indicator lamps, for example, the first key device 24 can control the on and off of the touch device 23, the display device 22, the real-time call intercom device 25, the second camera 29 and the corresponding indicator lamps of the devices. The first key device 24 can also control the on and off of a conference microphone and a corresponding indicator light connected with the intercom main unit 2, and control the audio group switching between the hands-free intercom and the microphone intercom of the real-time call intercom device 25.
The talkback host 2 and the talkback terminal 1 are visual under the mutual matching, and the talkback system realizes the functions of alarming, visualization, talkback, monitoring, broadcasting, recording, calling, commanding and scheduling and the like. And alarming, wherein an alarm instruction is input to the second main control circuit 12 through the second key device 16 on the talkback terminal 1. The second main control circuit 12 reports the alarm condition to the intercom host 2 after receiving the instruction; visually, the talkback host 2 can be connected with the talkback terminal 1 through the network interface 11, and the talkback host 2 acquires a video or an image shot by the talkback terminal 1 through the first camera 13 and displays the video or the image on the display device 22, so that the actual situation near the talkback terminal 1 can be checked in real time through the talkback host 2; the information transmission between the real-time call intercom device 25 of the intercom host 2 and the audio input device 14 and the audio output device 15 of the intercom terminal 1 is realized through the network interface 11, so that the real-time intercom between the intercom host 2 and the intercom terminal 1 is realized; monitoring, wherein a first main control circuit 21 of the intercom host 2 transmits an instruction for controlling the opening of the first camera 13 and the audio input device 14 to the intercom terminal 1 through the network interface 11, and a second main control circuit 12 of the intercom terminal 1 receives the instruction and then controls the opening of the first camera 13 and the audio input device 14, so that the environment where the intercom terminal 1 is located is recorded and monitored in real time to obtain the field condition where the intercom terminal 1 is located; broadcasting, the intercom host 2 sends an instruction for starting the audio input device 14 to the intercom terminal 1 through the network interface 11, and sends an audio file to be played by the audio input device 14, the second main control circuit 12 of the intercom terminal 1 receives the instruction and then controls the audio input device 14 to be started, and obtains the audio file sent by the intercom host 2, and controls the audio input device 14 to play the audio file; after receiving a recording instruction sent by the intercom host 2, the intercom terminal 1 controls the audio input device 14 and the first camera 13 to be started, and sends the acquired image and sound information to the intercom host 2 through the network interface 11 in real time, and the intercom host 2 stores the image and sound information in a local storage or cloud server after receiving the image and sound information; the method comprises the steps that a person is called, an intercom host 2 controls an intercom terminal 1 to start an audio output device 15, an audio input device 14 and a first camera 13, the first camera 13 is controlled to capture a figure picture, figure voice is obtained through the audio input device 14, the intercom host 2 uploads the figure picture and figure voice data transmitted by the intercom terminal 1 to a server, the server carries out contrastive analysis on the data and figure picture and voice data prestored in the server, and face recognition calling is carried out or the intercom host 2 carries out contrastive analysis on the data and figure picture and voice data prestored in the intercom host 2; and (3) commanding and scheduling, namely performing real-time video talkback between the talkback host machines 2 connected through the network interface 11 through the second camera 29 and the real-time communication talkback device 25 to realize command and work arrangement between a superior level and a subordinate level, and also realizing command and scheduling arrangement of the talkback host machines 2 to users of the talkback terminals 1 connected with the talkback host machines through real-time talkback between the talkback host machines 2 and the talkback terminals 1.
The intercom terminal 1 includes a first panel 101, a middle shell 102, and a first bottom shell 103, the first bottom shell 103 is a hollow cuboid, and an opening is provided on one side, the middle shell 102 is nested inside the first bottom shell 103, the first panel 101 covers the opening of the first bottom shell 103, a camera support 104 for fixing the first camera 13 is provided in the middle of one side of the first panel 101 away from the first bottom shell 103, a light guide plate 105 is provided on one side of the camera support 104 away from the first bottom shell 103, a speaker 106 of the audio output device 15 and a key 107 of the second key device 16 are respectively provided on both sides of the camera support 104, and a microphone 108 of the audio input device 14 is provided on one side of the key 107 away from the light guide plate 105.
The intercom main unit 2 comprises a second panel 201 and a second bottom case 202, wherein a side of the second bottom case 201 opposite to the bottom surface is inclined to a direction close to the bottom surface to form an inclined surface, the inclined surface is perpendicular to the cross section of the second bottom case 201, the second panel 201 and an audio output port 203 of the real-time conversation intercom device 25 are arranged on the inclined surface, the audio output port 203 is connected with the second panel 201 and the second bottom case 202, the audio output port 203 comprises a loudspeaker and a microphone rest, the loudspeaker is arranged in the middle of the microphone rest, and the microphone rest is divided into two parts. The audio input port 204 of the real-time-call intercom device 25, the display device 22, and the first key device 24 are provided on the second panel 201, and the first key device 24 and the audio input port 204 are remote from the audio output port 203 with respect to the display device 22.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. A visual intercom system for personnel management is characterized by comprising at least one intercom terminal and at least one intercom host, wherein the intercom terminal and the intercom host are provided with network interfaces which are connected with each other, and information transmission between the intercom terminal and the intercom host is realized through the network interfaces;
the talkback host comprises a first main control circuit, a display device, a touch device, a first key device and a real-time call talkback device, wherein the display device, the touch device, the first key device and the real-time call talkback device are all connected with the first main control circuit, the first main control circuit receives instructions or information sent by the touch device, the first key device and the real-time call talkback device, and the instructions or information are transmitted to the talkback terminal through a network interface of the talkback host;
the talkback terminal comprises a second main control circuit, a first camera, an audio input device and an audio output device, wherein the first camera, the audio input device and the audio output device are all connected with the second main control circuit, the second main control circuit is connected with the network interface of the talkback terminal, the second main control circuit receives instructions or information sent by the first main control circuit through the network interface of the talkback terminal, controls the first camera, the audio input device and the audio output device to work according to the instructions or the information, and sends the acquired images or sound information to the display device, the first main control circuit and the real-time talkback device of the talkback host machine so as to realize visual talkback, monitoring, broadcasting, recording, face roll calling and command scheduling functions.
2. A video intercom system as in claim 1, wherein said intercom host further comprises an audio echo canceller, said audio echo canceller being connected to said first master control circuit, said audio echo canceller being configured to cancel an echo generated by said intercom host during a intercom session.
3. A visual intercom system as in claim 1 wherein said intercom host further comprises an audio interface and a video interface, said audio interface and said video interface are respectively connected to said first master control circuit, and said image and sound information received by said first master control circuit is transmitted to other devices through said audio interface and said video interface.
4. A visual intercom system as in claim 1, wherein said intercom host further comprises a software debugging interface, said software debugging interface is connected to said first main control circuit, and software in said intercom host and said intercom terminal is debugged through said software debugging interface.
5. The visual intercom system according to claim 1, wherein said intercom host further comprises a second camera, said second camera is connected to said first master control circuit, and said intercom host implements visual intercom between other intercom hosts connected to a network interface of said intercom host through said second camera and a real-time communication intercom device.
6. A visual intercom system as in claim 1, wherein said intercom terminal further comprises a second key device, said second key device is connected to said second main control circuit, when said second key device is triggered, said second main control circuit controls the operation of said first camera, said audio input device, and said audio output device, and sends the obtained sound and image information to said intercom host to implement an alarm function.
7. A visual intercom system as in claim 1, wherein said intercom terminal further comprises a communication interface, said communication interface comprises an I/O interface, a 485 communication interface, said intercom terminal is connected with external devices through said communication interface to implement the functions of controlling the alarm of the external devices, receiving the switch signal sent by the external devices and communicating with the external devices.
8. A visual intercom system as in claim 1 wherein said intercom terminal further comprises a power over ethernet interface, said power over ethernet interface being electrically connected to said second master control circuit, power to said intercom terminal being provided through said power over ethernet interface.
9. A visual intercom system as in claim 1, wherein said network interface of said intercom terminal is connected to said network interface of said intercom host through an RJ45 standard network cable.
10. A visual intercom system as in claim 1,
the intercom terminal comprises a first panel, a middle shell and a first bottom shell, wherein the bottom shell is a hollow cuboid, an opening is formed in one side of the bottom shell, the middle shell is nested in the bottom shell, the panel covers the opening in the bottom shell, a camera support for fixing a first camera is arranged in the middle of one side, away from the bottom shell, of the panel, a light guide plate is arranged on one side, away from the bottom shell, of the camera support, and a loudspeaker of an audio output device and keys of a second key device are arranged on two sides of the camera support respectively;
the intercom host comprises a second panel and a second bottom shell, wherein one side of the second bottom shell, opposite to the bottom surface of the second bottom shell, is inclined to be close to the bottom surface, an inclined plane is formed in the inclined plane, the second panel and an audio output port of the real-time communication intercom device are arranged on the inclined plane, the audio output port is connected with the second panel and the second bottom shell, an audio input port, a display device and a first key device of the real-time communication intercom device are arranged on the second panel, and the first key device and the audio input port are far away from the audio output port relative to the display device.
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| CN113473062A (en) * | 2021-06-23 | 2021-10-01 | 力声通信股份有限公司 | Intercom with visual function |
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