CN104125236A

CN104125236A - Internal call realizing method by media gateway

Info

Publication number: CN104125236A
Application number: CN201410395195.4A
Authority: CN
Inventors: 刘行健; 覃洪清; 李超纯
Original assignee: Fiberhome Telecommunication Technologies Co Ltd
Current assignee: Fiberhome Telecommunication Technologies Co Ltd
Priority date: 2014-08-12
Filing date: 2014-08-12
Publication date: 2014-10-29
Anticipated expiration: 2034-08-12
Also published as: CN104125236B

Abstract

The invention discloses an internal call realizing method by a media gateway. The method includes the steps: identifying a conference passage corresponding to each subscriber interface of a subscriber line interface circuit on the media gateway, and configuring a corresponding telephone number for the subscriber interface corresponding to each conference passage; establishing multiple teleconference pools in a DSP (digital signal processor) module on the media gateway to enable each teleconference pool to correspond to a teleconference, and sequentially adding the conference passages used by participating subscribers of each teleconference to the corresponding teleconference pool so as to establish an internal call; sequentially shifting the corresponding conference passages out of the corresponding teleconference pool according to the on-hook sequence of the participating subscribers of each teleconference so as to release the teleconference pool, recycling DSP resources and terminating the internal call. The internal call realizing method by the media gateway has the advantages that an internal call function is realized by efficient use of hardware portion of the media gateway, access of other equipment to a network is no longer needed, and thereby equipment investment is saved while network deployment cost is further reduced.

Description

The method of media gateway realization INCOM intercom

Technical field

The present invention relates to media gateway, be specifically related to the method for media gateway realization INCOM intercom.

Background technology

In the daily operation of enterprise, call voice business is indispensable.Day by day universal along with Internet broadband network and IP information technology, a lot of medium-sized and small enterprises are disposed IP Data special web, set up enterprises IP telephony network, realize enterprises call " zero " telephone expenses, need additionally purchase expensive IP PBX equipment, IP phone machine and computer equipment but intercommunication phone network is set up in enterprise, increase a no small spending to medium-sized and small enterprises.If directly realize INCOM intercom function by hardware in IP media gateway, not only can save equipment investment, but also can reduce network design cost.

Summary of the invention

Technical problem to be solved by this invention is in media gateway, directly to realize the problem of INCOM intercom function by hardware.

In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is to provide a kind of method of media gateway realization INCOM intercom, specifically comprises the following steps:

Meeting passage corresponding to each user interface of Subscriber Line Interface Circuit on steps A 10, identification medium gateway, and configure corresponding telephone number for user interface corresponding to each meeting passage;

In steps A 20, DSP module in media gateway, create several videoconference ponds, the corresponding videoconference in each videoconference pond, the meeting passage that the participating user of each videoconference is used is added in corresponding videoconference pond successively, sets up INCOM intercom;

Steps A 30, according to the on-hook order of the participating user of each videoconference, corresponding meeting passage is shifted out to corresponding phone meeting pond successively, finish INCOM intercom.

In said method, join between the participating user in same videoconference pond and can communicate with each other, between the participating user between different videoconferences pond, can not communicate with each other, same meeting passage can join in different videoconference ponds.

In said method, steps A 20 comprises the following steps:

Steps A 21, calling subscriber's off-hook;

Steps A 22, obtain the meeting gap marker that calling subscriber uses after calling subscriber's off-hook event being detected;

Steps A 23, establishment videoconference pond, be expressed as T, and meeting passage corresponding calling subscriber is added in the T of this videoconference pond;

Steps A 24, calling subscriber dial successively called subscriber's telephone number and call out corresponding called subscriber, obtain according to each called subscriber's telephone number the meeting gap marker that each called subscriber's telephone number is corresponding;

Steps A 25, meeting passage corresponding each called subscriber is joined in the T of videoconference pond;

Steps A 26, utilize mark T in videoconference pond as closing key index, all meeting gap markers that will join in this videoconference pond generate meeting registration records and preserve;

Steps A 27, called subscriber's ring, calling subscriber start ring-back tone, called subscriber's off-hook;

Steps A 28, detect that after called subscriber's off-hook event, called subscriber stops ring, calling subscriber stops ring-back tone;

Steps A 29, calling subscriber and called subscriber connect, and start call.

In said method, steps A 30 comprises the following steps:

Arbitrary user's on-hook in steps A 31, videoconference pond T;

Steps A 32, this user's onhook event detected, and obtain meeting gap marker corresponding to this on-hook user;

Steps A 33, search using videoconference pond mark T as the meeting registration record of closing key index, meeting gap marker corresponding this on-hook user is removed from meeting registration record;

Steps A 34, meeting passage corresponding on-hook user is removed from the T of videoconference pond;

If steps A 35, using videoconference pond mark T as the mark of closing only surplus 1 meeting passage in the meeting registration record of key index, is play busy tone to last user corresponding to this meeting passage; Otherwise go to step A32;

Steps A 36, last user's on-hook, detect after this onhook event, obtains meeting gap marker corresponding to this on-hook user, and stop busy tone broadcasting;

Steps A 37, by meeting gap marker corresponding last on-hook user from removing as closing the meeting registration record of key index taking videoconference pond mark T;

Steps A 38, meeting passage corresponding last user is removed from the T of videoconference pond;

Steps A 39, release videoconference pond, reclaim DSP resource;

Steps A 40, user's INCOM intercom finish.

The present invention utilizes the SLIC Subscriber Line Interface Circuit of media gateway and DSP module directly to realize INCOM intercom function, effectively use the hardware components of media gateway, no longer need additionally to purchase IP PBX equipment, IP phone machine, not only saved equipment investment, but also reduced network design cost.

Brief description of the drawings

Fig. 1 is the hardware block diagram of media gateway in the present invention;

Fig. 2 is media gateway realization INCOM intercom flow chart in the present invention;

Fig. 3 is the workflow diagram of setting up INCOM intercom in the present invention;

Fig. 4 is the workflow diagram that finishes INCOM intercom in the present invention.

Embodiment

Below in conjunction with Figure of description and specific embodiment, the present invention is described in detail.

The enforcement of the embodiment of the present invention mainly relies on the hardware components of media gateway, and its hardware block diagram as shown in Figure 1, mainly comprises SLIC Subscriber Line Interface Circuit and DSP module.Wherein, SLIC provides the required multiple FXS of INCOM intercom, and (it is a kind of cable voice port for Foreign Exchange Station, FXS, a line scan pickup coil side connection between digital telephone exchange system and POTS phone) interface, i.e. meeting passage; DSP module is responsible for processed voice data.

As shown in Figure 2, the method for media gateway realization INCOM intercom provided by the invention comprises the following steps:

Meeting passage corresponding to each user interface of Subscriber Line Interface Circuit (SLIC) on steps A 10, identification medium gateway, and configure corresponding telephone number for user interface corresponding to each meeting passage;

Meeting gap marker is defined as ConfChn (N), and N is greater than 1 natural number.As: ConfChn (1) identifies first meeting passage, and the 2nd meeting gap marker is ConfChn (2) ..., by that analogy, N meeting gap marker is ConfChn (N).

Wherein, videoconference pond is realized by the mixer circuit in DSP module, can set up multiple videoconferences pond by mixer circuit, and videoconference pond mark is defined as ConfNo (M), and M is greater than 1 natural number.As: ConfNo (1) identifies first videoconference pond, the 2nd videoconference pond is designated ConfNo (2), by that analogy, M videoconference pond is designated ConfNo (M), videoconference pond can create multiple, generate the number in videoconference pond and add the meeting number of active lanes in videoconference pond to determine according to the disposal ability of DSP, between user in same videoconference pond, can communicate with each other, between user between different videoconference ponds, can not converse, same user (meeting passage) can join in multiple different videoconference ponds.

Using respectively meeting passage A and B to carry out videoconference taking user A and user B is below described as follows as example:

As shown in Figure 2, steps A 20 is set up INCOM intercom and is specifically comprised the following steps:

Steps A 21, user A off-hook.

Steps A 22, detect after user A off-hook event, obtain the mark ConfChn (A) of the meeting passage A that user A is corresponding, and send it to control module.

Steps A 23, establishment videoconference pond, be designated ConfNo (1), and meeting passage A is joined in videoconference pond ConfNo (1).

Steps A 24, control module are to user A Sending dialled number sound, and user A starts the telephone number of appropriation family B, and dialing tone stops, and after dialing finishes, obtain the meeting gap marker ConfChn (B) corresponding with user B telephone number.

Steps A 25, meeting channel B is joined in videoconference pond ConfNo (1).

Steps A 26, utilize videoconference pond mark ConfNo (1) as closing key index, will add meeting gap marker ConfChn (A) and ConfChn (B) wherein to generate meeting registration record preservation.

Steps A 27, control module send ring to called subscriber B, and calling subscriber A starts ring-back tone, user B off-hook.

Steps A 28, detect after user B off-hook event, obtain corresponding meeting logical mark ConfChn (B), and send it to control module, control module makes user B stop ring, user A stops ring-back tone.

Steps A 29, user A and user B connect, and start call.

As user A appropriation family C, D, E simultaneously ... when telephone number, can be by the method for steps A 20 by user C, D, E ... corresponding meeting passage joins in newly-built videoconference pond ConfNo (1) successively, realizes Multi-Party Conference call.

As shown in Figure 3, steps A 30 finishes INCOM intercom and specifically comprises the following steps:

Steps A 31, the first on-hook of user A.

Steps A 32, detect after user A onhook event, obtain corresponding meeting gap marker ConfChn (A), and this mark is sent to control module.

Steps A 33, search the meeting registration record as pass key index using videoconference pond mark ConfNo (1), meeting gap marker ConfChn (A) is removed from meeting registration record.

Steps A 34, the meeting passage A that is ConfChn (A) by meeting gap marker shift out videoconference pond ConfNo (1).

In the time having added plural meeting passage in a videoconference pond (being designated ConfNo (M)), according to user's on-hook order, successively meeting gap marker corresponding user is removed from meeting registration record according to above-mentioned steps, until only surplus 1 meeting gap marker in using videoconference pond mark ConfNo (M) as the meeting registration record of pass key index.

Steps A 35, utilize videoconference pond mark ConfNo (1) when closing in the meeting registration record of key index an only surplus meeting gap marker ConfChn (B), control module is play busy tone to respective user B.

Steps A 36, user B on-hook, detect after user B onhook event, obtains corresponding meeting gap marker ConfChn (B), and this mark is sent to control module, and user B stops busy tone.

Steps A 37, by meeting gap marker ConfChn (B) from removing for the meeting registration record of pass key index taking videoconference pond mark ConfNo (1).

Steps A 38, be that the meeting passage of ConfChn (B) removes from videoconference pond ConfNo (1) by meeting gap marker.

Steps A 39, release videoconference pond ConfNo (1), reclaim DSP resource.

Steps A 40, user A and user B finish INCOM intercom.

The present invention is not limited to above-mentioned preferred forms, and anyone should learn the structural change of making under enlightenment of the present invention, and every have identical or close technical scheme with the present invention, within all falling into protection scope of the present invention.

Claims

1. a method for media gateway realization INCOM intercom, is characterized in that, comprises the following steps:

2. the method for claim 1, it is characterized in that, join between the participating user in same videoconference pond and can communicate with each other, between the participating user between different videoconferences pond, can not communicate with each other, same meeting passage can join in different videoconference ponds.

3. the method for claim 1, is characterized in that, steps A 20 comprises the following steps:

Steps A 21, calling subscriber's off-hook;

Steps A 23, establishment videoconference pond, be designated T, and meeting passage corresponding calling subscriber is added in the T of this videoconference pond;

Steps A 29, calling subscriber and called subscriber connect, and start call.

4. method as claimed in claim 3, is characterized in that, steps A 30 comprises the following steps:

Arbitrary user's on-hook in steps A 31, videoconference pond T;

Steps A 39, release videoconference pond, reclaim DSP resource;

Steps A 40, user's INCOM intercom finish.