WO2017113453A1

WO2017113453A1 - Intercom system and method

Info

Publication number: WO2017113453A1
Application number: PCT/CN2016/072111
Authority: WO
Inventors: 饶巧华
Original assignee: 邦彦技术股份有限公司
Priority date: 2015-12-30
Filing date: 2016-01-26
Publication date: 2017-07-06
Also published as: CN105472481A; CN105472481B

Abstract

The present invention discloses an intercom system, comprising a switch and at least two intercom devices, wherein the intercom devices are connected through the switch respectively; the intercom devices each comprise an access monitor module, a network detection module, a service control module, an audio-mixing synthesis module and an audio access module, wherein an output end of the audio access module is connected with an input end of the access monitor module, and the access monitor module, the network detection module and the audio-mixing synthesis module are all connected with the service control module. Also provided is an intercom method applied to the intercom system and realizing local and inter-system intercom operation. The present system has a simple structure and a distributed design, such that when one network equipment fails, the others can still work normally; moreover, the present system provides audio access detection, achieves a plug-and-play function and deployment flexibility, and is widely applicable in the field of communications.

Description

Intercom system and method

Technical field

The present invention relates to the field of communications, and in particular to an intercom system and method.

Background technique

The intercom system is a dialogue system between residents and foreign visitors in residential quarters, which is of great significance to the standardized management of the community and the security of the community. With the improvement of residents' living standards, the management of the community is more and more standardized and rigorous, and the community intercom system can fully improve the simplicity and convenience of management. At the same time, the pace of life of residents is accelerating, and the time for mutual visits between relatives and friends is reduced. The intercom system can play an important role in security prevention. However, the current industry intercom system is relatively cumbersome and complicated to deploy, and the existing system is centrally controlled. Once the central equipment fails, the system collapses and is unavailable, and the existing intercom system cannot be accessed in real time, and the flexibility is low. Therefore, it is necessary to improve.

Summary of the invention

In order to solve the above technical problems, an object of the present invention is to provide an intercom system that is simple and flexible in system equipment, and an intercom method.

The technical solution adopted by the present invention is: an intercom system comprising a switch and at least two intercom devices, wherein: the intercom devices are respectively connected through a switch; the intercom device includes an access monitoring module and network detection a module, a service control module, a mixing synthesizing module, and an audio access module, wherein an output end of the audio access module is connected to an input end of the access monitoring module, and the access monitoring module, the network detecting module, and the mixing synthesizing module are both Service control module connection.

As an improvement of the technical solution, the audio access module includes at least one audio access device.

In another aspect, the present invention also provides an intercom method for the intercom system, the intercom method comprising:

The local intercom is implemented, and one of the intercom devices is operated. The access monitoring module of the intercom device automatically detects the port access status of the audio access device, and reports the service control module to the intercom device.

The service control module of the intercom device records ports of each audio access device, and allocates an IP channel and a media port corresponding to the ports of the audio access devices.

The service control module of the intercom device commands the mixing synthesizing module of the intercom device to execute a mixing instruction;

Realizing the intercom between the systems, the network detecting module of the first intercom device receives the request of the second intercom device, and reports the request to the service control module of the first intercom device.

The service control module of the first intercom device issues an instruction to implement an intercom function between the intercom systems.

As an improvement of the technical solution, when the intercom system works, the audio access device joins the intercom system, and the intercom system automatically recognizes, the service control module adds a new way to the local mixing field, and remixes and synthesizes If there is an intercommunication site between the intercom systems, no modification is made.

As an improvement of the technical solution, the step of implementing the intercom between the systems further includes:

The service control module of the first intercom device receives information and determines a local physical ID and other network device IDs;

If the local ID is the smallest, the media port and the IP port carried by the other network devices are recorded, and added to the intercom system between the systems, and the mix of the local intercom site is output to the intercom system between the systems;

If the local ID is not the smallest, record the media port and IP carried by the device with the smallest ID, create a new support site, and output the local mix to the support site.

As a further improvement of the technical solution, when a certain intercom device fails, if the fault intercom device is the device with the smallest ID, the device with the smallest ID after removing the fault device is selected to implement the mix synthesis function.

The invention has the beneficial effects that the present invention provides a walkie-talking device, including an access monitoring module, a network detecting module, a service control module, a mixing synthesizing module and an audio access module, which is simple in structure. An intercom method is also provided, which adopts a distributed design, a network device is faulty, other network devices can still work normally, and each intercom control device provides an audio access port, and provides audio access detection to implement plug-in. Ready to use, flexible deployment.

DRAWINGS

The specific embodiments of the present invention are further described below in conjunction with the accompanying drawings:

1 is a schematic diagram of an embodiment of an intercom system of the present invention;

2 is a schematic diagram of an embodiment of an intercom system of the present invention for implementing local intercom;

3 is a schematic diagram of an embodiment of intercommunication between the intercom systems of the present invention; FIG. 4 is a schematic diagram of an embodiment of the intercom system of the present invention implementing a plug and play function;

FIG. 5 is a schematic diagram of an embodiment of the intercom system of the present invention implementing fault adaptation.

detailed description

It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

Referring to Figure 1, there is shown a schematic diagram of an embodiment of the intercom system of the present invention. An intercom system includes a switch and at least two intercom devices, wherein: the intercom devices are respectively connected through a switch; the intercom device includes an access monitoring module, a network detecting module, a service control module, and a mixing synthesis The module and the audio access module, the output end of the audio access module is connected to the input end of the access monitoring module, and the access monitoring module, the network detecting module and the mixing synthesizing module are all connected with the service control module. The audio access module includes at least one audio access device. The access monitoring module mainly monitors the access status of the audio port, and reports the access and pull-out events to the service control module in real time. The network detection module detects the connection state with other intercom systems, and the detection message carries the physical At the same time, receiving other system detection packets, generating a system interconnection situation table; changing the interconnection situation and reporting the control module; the service control module: receiving the monitoring module event, organizing the local member intercom service; receiving the network detection module reporting the event, realizing the local Interconnect with other intercom systems; at the same time, send mix and release commands to the mix synthesis module; mix synthesis module: respond to control module commands to achieve mix synthesis and audio single, two-way cross control.

The hardware devices to be supported include: audio interface capability, audio access; media processing chip with mixing and synthesizing capability; earphones, hand microphones, switches, etc. The audio access module of the system provides audio access; the service control module implements service implementation of the intercom system; and the switch implements network networking conditions of the system. Each intercom control device provides audio access capability and provides audio access detection capabilities. At any time, whether the audio port is connected to the device will be automatically detected by the system and the event will be reported. The service control module will connect the port to the intercom system to participate in the mixing and synthesizing, and realize the intercom function between the system or the system. Throughout the process, the software is automatically implemented, and it is very convenient for the user experience, plug and play.

FIG. 2 is a schematic diagram showing an embodiment of a local intercom system implemented by the intercom system of the present invention. The embodiment provides an intercom method for the intercom system, and the intercom method includes:

The service control module of the intercom device commands the mixing synthesizing module of the intercom device to execute a mixing command.

It is a local access event reporting and local intercom function implementation, including:

a) Automatically detect port access status after the system is powered on and report it;

b) The service control module records each access port, allocates an IP channel and a media port corresponding thereto, and forms a local intercom conference site, and controls the mixing synthesizing module to implement mixing synthesis;

c) The mixing synthesis module executes the mixing command, and the local intercom function is realized at this time, and each audio device can complete interconnection and intercommunication with each other.

Referring to FIG. 3, it is a schematic diagram of an embodiment of an intercom system intercommunication system of the present invention. The intercommunication function between the systems is implemented, and the network detecting module of the first intercom device receives the request of the second intercom device and reports the service control module to the first intercom device;

As an improvement of the technical solution, the step of implementing the intercom function between the systems further includes:

That is, network detection and inter-system intercom function implementation, including:

The network node detects the presence of other network devices and reports them;

The service control module receives the report and compares the local physical ID with other network device IDs.

If the local ID is the smallest, record the media port and IP carried by the other network devices, add the intercom system to the intercom conference site, and exchange the mix output of the local intercom site to the site to implement the intercom system between the systems;

If the local ID is not the smallest, the media port and IP carried by the system with the smallest ID are recorded, and the supporting site of the inter-system site is opened, and the local mixing field is output to the supporting site to implement the local system to join the system interconnection site.

Referring to Figure 4, there is shown a schematic diagram of an embodiment of the intercom system of the present invention implementing a plug and play function. The plug-and-play function implementation includes: when the intercom system works, the audio access device joins the intercom system, and the system automatically recognizes, the service control module adds a new way to the local mixing field, and remixes and synthesizes; If there is an intercommunication site between the intercom systems, no modification is made. That is, during the operation of the system, a certain intercom system newly inserts an intercom device, the system automatically recognizes, and the service control module adds a new way to the local mixing field, and remixes and synthesizes, that is, completes the device to join the local intercom system; If there is an intercommunication site between the systems, there is no need to modify it; that is, the access of a certain system to the intercom equipment is completed.

Referring to Figure 5, there is shown a schematic diagram of an embodiment of the intercom system of the present invention implementing fault adaptation. When a certain intercom device fails, if the fault intercom device is the device with the smallest ID, the device with the smallest ID after removing the fault device is selected to implement the mix synthesis function. If the intercom system fails, the whole intercom system is adaptive: if the fault intercom system is the ID minimum system, the device with the smallest ID after removing the fault device is selected to replace the mixing synthesizing function of the system, and the other mixing is initiated. The detection of the field, and carrying the media port and IP interacting with other mixing fields, the other system responds, the system performs the network detection and inter-system intercom function implementation steps; after the intercommunication device 2 receives the detection, the silent system The interconnection supports the intercom, modify the media channel information, and re-enable support for the venue. Each network device is deployed and deployed. Any network device fails, and does not affect the normal operation of other network devices. The system automatically recovers after a fault occurs.

After the system is started, the configuration file is read, and the network device to be monitored is opened to form a connection state table with each network state; each independent system is physically numbered and the number is small; wherein the inter-system intercom function is implemented, and the label is implemented. The strategy currently uses the physical ID as the minimum, but the numbering strategy can be formulated as needed. Each network device initiates detection and detection to carry the physical number, and the small number is responsible for the mixing synthesis between the intercom systems. Once the intercom equipment fails, the smaller number of other intercom systems will identify and accept the mix synthesis function between the intercom systems, and the process software will be completed automatically. Therefore, any network device failure does not affect other network device services of the system. When the device with the smaller physical number detects that the other network device is normal, the other network device is added to the site; the mixing and synthesizing module receives the control of the service control module to implement mixing and transceiver control. The system media mixing synthesis hierarchical processing; the independent system realizes the mixing synthesis of the system, and the system interconnection mixing synthesis is completed by the system responsible for the mixing synthesis of the strategy. Not limited to the traditional centralized control of the media, the system uses hierarchical control to effectively distribute the bearers to each independent device, greatly reducing the media processing capability requirements of the independent devices of each system. Each set of intercom equipment is self-contained, and the multi-talk system is automatically connected through the switch interconnect. The system expansion, upgrade and forward compatibility are automatically completed. At the same time, the inter-system network detection real-time, the implementation strategy of the system fault mixing synthesis, etc., if the subsequent changes, the system changes the configuration file, it can take effect in real time. According to the area and scope of the location covered by the intercom system, one or more sets of equipment can be deployed independently, and the switch can be interconnected in the middle. The system deployment and interoperability are completed without any changes, and the operation is quite flexible.

The above is a detailed description of the preferred embodiments of the present invention, but the present invention is not limited to the embodiments, and various equivalent modifications or substitutions can be made by those skilled in the art without departing from the spirit of the invention. Such equivalent modifications or substitutions are intended to be included within the scope of the appended claims.

Claims

An intercom system, comprising: a switch and at least two intercom devices, wherein: the intercom device is respectively connected through a switch; the intercom device includes an access monitoring module, a network detecting module, and a service control module And the sound mixing module and the audio access module, the output end of the audio access module is connected to the input end of the access monitoring module, and the access monitoring module, the network detecting module and the mixing synthesizing module are all connected with the service control module.
The intercom system according to claim 1, wherein: said audio access module comprises at least one audio access device.
An intercom method for the intercom system according to claim 1 or 2, wherein the intercom method comprises:

The local intercom is implemented, and one of the intercom devices is operated. The access monitoring module of the intercom device automatically detects the port access status of the audio access device, and reports the service control module to the intercom device.

The service control module of the intercom device records ports of each audio access device, and allocates an IP channel and a media port corresponding to the ports of the audio access devices.

The service control module of the intercom device commands the mixing synthesizing module of the intercom device to execute a mixing instruction;

Realizing the intercom between the systems, the network detecting module of the first intercom device receives the request of the second intercom device, and reports the request to the service control module of the first intercom device.

The service control module of the first intercom device issues an instruction to implement an intercom function between the intercom systems.
The intercom method according to claim 3, wherein when the intercom system is in operation, the audio access device joins the intercom system, the intercom system automatically recognizes, and the service control module will locally mix the sound field. Add one way, remix and synthesize; if there is an intercom system between the intercom systems, no modification is made.
The intercom method according to claim 4, wherein the step of implementing the intercom between the systems further comprises:

The service control module of the first intercom device receives information and determines a local physical ID and other network device IDs;

If the local ID is the smallest, the media port and the IP port carried by the other network devices are recorded, and added to the intercom system between the systems, and the mix of the local intercom site is output to the intercom system between the systems;

If the local ID is not the smallest, record the media port and IP carried by the device with the smallest ID, create a new support site, and output the local mix to the support site.
The intercom method according to claim 5, characterized in that, when a certain intercom device fails, if the fault intercom device is the device with the smallest ID, the device with the smallest ID after removing the fault device is selected to realize the mixing. Sound synthesis function.