CN101325630A - Network telephone system and operation method thereof - Google Patents
Network telephone system and operation method thereof Download PDFInfo
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- CN101325630A CN101325630A CNA2007100421138A CN200710042113A CN101325630A CN 101325630 A CN101325630 A CN 101325630A CN A2007100421138 A CNA2007100421138 A CN A2007100421138A CN 200710042113 A CN200710042113 A CN 200710042113A CN 101325630 A CN101325630 A CN 101325630A
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Abstract
The invention discloses a network telephone system and the operation method thereof. The system comprises at least: a network telephone switchboard for separating the local network from the internet, which includes a software user module, a monitoring module, a virtual sound card and a system scheduling module; and several extensions each of which connects to the switchboard through the local network for calling and answering. An incoming phone call is broadcasted after passing the protocol of the system scheduling module, when the external call is switched on, it is sent to an extension by the virtual sound card to connect and form a communication.
Description
Technical field
The present invention system is about a kind of network phone system, but particularly about a kind of network phone system and method for operation thereof of several extension sets of keyholed back plate.
Background technology
In speech communication field now, (Voice over Internet Protocol VoIP) almost has been indispensable main composition to the network telephone communication agreement.The mode that the basic principle of the networking telephone is utilized compress speech and volume/decoding is with the speech coding of simulation and be compressed into digital voice signal, by Internet Protocol (Internet Protocol) this digitize voice signal is reached the internet with data in form again.
H.323 the communications protocol kind of common VoIP has (ITU-T Recommendation H.323), MGCP (Media Gateway Control Protocol, MGCP), session initial communication protocol (Session InitiationProtocol, SIP) and SKYPE communications protocol etc.Wherein, the most general and very popular with SIP and these two kinds of communications protocol of SKYPE.
In recent years, the SKYPE communications protocol quite is subjected to general personal user's welcome, system is because the SKYPE communications protocol is to utilize point-to-point transmission, as long as the user installs SKYPE software in the computer of oneself, can be directly and other have the personal user who installs SKYPE software to carry out telephone operation, need not charge for telephone the characteristic that can finish real-time communication even transnational communication.
Yet, many enterprise customers are for the cognition of SKYPE communications protocol, except the joint as personal network's phone takes the software, the real-time communication program that on company's internal network, can't carry out keyholed back plate exactly, because the message language of SKYPE and voice-over-net package, can't be fixed on the address (can jump port) of a PORT COM, also can change communication mode, general fire compartment wall can't stop and restriction, so, will have influence on the on-line state of company to outer network when employee's usage quantity more than; And for business circles, SKYPE is short of relevant keyholed back plate mechanism at present, so business circles forbid all that generally the employee uses the SKYPE bitcom.
Therefore the invention provides a kind of networking telephone telephone exchange system, system uses one or several networking telephones representatives number, behind networking telephone telephone exchange system reception incoming call, via RTP (Real-time Transport Protocol, or be abbreviated as RTP), the message package is sent to each extension set, saves telephone expenses, unified management and replace existing P STN telephone exchange system, voip network phone and (company) internal network can be separated open and do not influence the contact of voip network phone again to reach.
Summary of the invention
Main purpose of the present invention is to provide a kind of network phone system, by increase by a virtual sound card in networking telephone exchange, can monitor the networking telephone of several extension sets to reach networking telephone exchange.
Another object of the present invention is to provide a kind of method of operation of network phone system.
To achieve these goals, the present invention is achieved in that a kind of network phone system, comprises at least:
One networking telephone exchange has a software users module, and monitors module, a virtual sound card and a system scheduling module, in order to separate external the Internet and internal lan network; And
Several extension sets, wherein each this extension set is online to this exchange by the internal lan network, in order to answering or to call,
When external call was dialled in, this exchange saw through this extension set that this virtual sound card is transferred to the networking telephone of dialling in appointment; When a certain this extension set is desired to dial external call, broadcast after via this system scheduling module by agreement, when waiting to connect external call, transmit speech data to this external the Internet, to be connected to form conversation by this virtual sound card.
This software users module is in order to be connected with voice over ip protocol and interaction data.
This monitors module, in order to instruction and its data interaction of controlling this software users module.
This virtual sound card, in order to the speech data of handling this networking telephone and instruction stream to.
This system scheduling module in order to monitoring the signal that this networking telephone telephone exchange system broadcasts, and is dispatched this software users module and this monitoring module.
A kind of method of operation of network phone system, system is applicable to the networking telephone exchange of extendible several extension sets, wherein networking telephone exchange has a software users module, monitoring module, a virtual sound card and a system scheduling module, and this method of operation comprises following steps:
This software users module connects the network telephone communication agreement;
This software users module receives an incoming call requirement;
This incoming call requires to transfer to this virtual sound card; And
Should send a telegram here to require to be transferred to by this virtual sound card and specify this extension set.
Afterwards, also comprise a step in step " this software users module receives an incoming call and requires ":
This monitoring module of this system scheduling module order is to start a monitor process;
This monitor process is selected a circuit of not working and connected sending a telegram here to require to deliver to this virtual sound card.
The method of operation of described network phone system also comprises the step of calling:
Arbitrary this extension set sends one and dials request;
This system scheduling module starts a monitor process;
This monitor process and this software users module by agreement to carry out communication;
This software users module sends this and dials request; And
After connecting this and dialing request, transmit speech data by this virtual sound card.
The disclosed network phone system of the present invention has solved the problem of enterprise customer for the keyholed back plate SKYPE networking telephone, and networking telephone exchange can start a plurality of VoIP monitor process and by the virtual sound card technology a plurality of VoIP requests of dialling in is transferred to the appointment extension set; The dial-out request of extension set is issued the exchange managing process by custom protocol, and the exchange managing process is created new VoIP and broadcasted process, broadcasts the extension set that successful back asks for dial-out by virtual sound card to voice forwarding.
Network phone system of the present invention not only has the advantage of unified management, simple operations, more can replace existing P STN telephone exchange system to reach the effect of saving telephone expenses; And safe consideration Network Based can be isolated voip network and separate with the intra-company LAN, and can not influence the use of voip network phone, and the enterprise customer is provided a kind of communication tool more easily; Based on network again voice communication allows the wide-area communication between each branch of enterprise become INCOM intercom, realize strange land inside call with zero fees telephone expenses, and the toll telephone between enterprise and the outside enterprise, can pass through the IP telephony network of enterprises to this outside enterprise locality, then only need the local city telephone rate usefulness of payment, saved huge long-distance telephone expenses; Particularly in telephone communication concerning foreign affairs, by its international long-distance expense of the networking telephone even can reduce to zero.
Description of drawings
Fig. 1 is the schematic diagram of one embodiment of the invention network phone system;
Fig. 2 is the schematic diagram of one embodiment of the invention network phone system workflow;
Fig. 3 is the flow chart that one embodiment of the invention network phone system is answered conversation; And
Fig. 4 is the flow chart that one embodiment of the invention network phone system is called.
Embodiment
Please refer to Fig. 1, is the schematic diagram of one embodiment of the invention network phone system.The disclosed network phone system 1 of the present invention comprises a networking telephone exchange 10 and several networking telephone extension sets 12, by intra-company's LAN (LocalArea Network, LAN) be connected with transmitting signals, networking telephone exchange 10 can be separated internal lan network and external network telephonic communication agreement (Voice over Internet Protocol again, VoIP) network avoids extension set 12 directly to link to each other with external network and situation that can't effective monitoring.Wherein, exchange 10 has a software users module 100, monitoring module 102, a virtual sound card 104 and a system scheduling module 106; Any extension set 12 (following usefulness first extension set 120 illustrates) all connects the internal lan network by the wired or wireless communication agreement, is connected to exchange 10 via the internal lan network again, in order to answer the networking telephone or to broadcast the networking telephone.
Software users module 100 is to be responsible for the logging in network telephonic communication, and the exchanges data of supervising the network telephone exchange 10 and network telephone communication agreement.Wherein, the network telephone communication agreement can be SKYPE agreement or Session Initiation Protocol etc., and following examples explanation system uses the SKYPE agreement as representative; Cording has one or the representative of several networking telephones number in the software users module 100, by the internet with networking telephone representative number login SKYPE agreement (server).
All instruction streams are to also controlling and its interactive instruction in 102 responsible monitorings of monitoring module and the management software client 100.
Virtual sound card 104 is the flow direction in order to speech data in processing and the Control Network phone.Wherein, virtual sound card 104 similar pseudo terminal device, make it can directly transmit audio signals or instruction, and can do an analysis to signal, with mutual, the conversion that realizes audio signals and instruction client with the extended network phone, the purpose that can make several extension sets utilize a networking telephone to represent number to finish network communication; Virtual sound card 104 can be used for the multi-protocols voice gateways, to solve the problem of the mutual switching of speech data, can also exchange pulse code modulation (PCM) data thereon, the setting of virtual sound card 104 particularly is directed to the SKYPE procotol that user's real-time Transmission association (view) fixed (Real Time Transport Protocol can abbreviate the Real-time Transport Protocol layer as) is not provided.
In network phone system 1 of the present invention, 10 of different extension sets 12 and exchanges are kept network on-line by LAN, and the software users module 100 of exchange 10 is to connect the SKYPE procotol by the internet.When external call is dialled in phone by the SKYPE agreement, exchange 10 will start a monitor process and see through the extension set 12 that virtual sound card 104 is transferred to the networking telephone of dialling in appointment; When user's desire uses first extension set 120 to dial the external network phone, the dial-out request of first extension set 120 via system scheduling module 106 by broadcasting after the agreement, when waiting to connect external call, be sent to the first specific extension set 120 by virtual sound card 104, to be connected to form conversation.
Network phone system of the present invention is primarily aimed at does not provide the networking telephone of Real-time Transport Protocol layer interface network, utilize virtual sound card to solve the problem of the mutual switching of speech data, under the situation of not destroying the voip network integrality, set one or several general public numbers of the account as enterprise's representative number, realize dialling in/transfering to extension set in enterprises and transfer; Wherein, completely restricted extension can be a computer client software, or embedded phone is to replace traditional phone.
Please also refer to Fig. 2 and Fig. 3, Fig. 2 is one embodiment of the invention network phone system workflow schematic diagram; Fig. 3 is the flow chart that one embodiment of the invention network phone system receives calls.Step S30, software users module in the networking telephone exchange connects network communication protocol (voip network), in this embodiment, networking telephone exchange has 2 networking telephones representative number, be respectively first generation table number 1001 and second generation table number 1002, be connected to the SKYPE network respectively and finish exchanges data with the SKYPE network.
When an external equipment dials network telephone to first generation table number 1001, step S32, this moment, the software users module received an incoming call requirement.Step S34, the monitoring module produces a monitoring process incoming call that is received is required to deliver to virtual sound card; Promptly monitor module 102 and dynamically produce a monitoring process, monitoring process will be selected a circuit of not working and connect, and the speech data (or being called the message data) during receive incoming call is required is delivered to first virtual sound card 1041 that presets from the first generation table number 1001 of software users module.
Step S36, virtual sound card is handled incoming call and is required and transmit and deliver to the Real-time Transport Protocol layer; The 1041 pairs of speech datas of first virtual sound card are done one and are analyzed, and the information of obtaining to be to be sent to the specific extension that just should indeed receive speech data, with the message data forwarding to the Real-time Transport Protocol layer.Step S38, the Real-time Transport Protocol layer requires to transfer to corresponding extension set with the incoming call that is received; The Real-time Transport Protocol layer receives the speech data of transmitting from first virtual sound card 1041, and according to its instruction with speech data be sent to first extension set 120 that should receive, wait for that first extension set 120 answers.
The mode of aforementioned process step simple declaration one network phone system incoming call answering, only lift the method for single extension set incoming call answering, because the exchange of the networking telephone of the present invention can provide a plurality of extension set incoming call answerings simultaneously, the principle of several extension set incoming call answerings is same as described above, so do not add to give unnecessary details at this.
Please also refer to Fig. 2 and Fig. 4, Fig. 2 is one embodiment of the invention network phone system workflow schematic diagram; Fig. 4 is the flow chart that one embodiment of the invention network phone system is called.The user desires to call, and input desires to dial the other side's number, and step S40, extension set send one and transfer to request; Second extension set 121 receives the phone that the user dialled in, and sends a dial-out and asks to exchange, and system scheduling module enters mode of operation from standby mode.
Step S42, at this moment, system scheduling module starts one group of monitor process; System scheduling module 106 dynamically starts one group of monitor process, and transmission is instructed to software users module 1002.Step S44, monitor process and software users module by agreement to carry out communication; Monitor process and software users module 1002, are sent to transfer to via the second generation table number 1002 of software users module and are asked the network to SKYPE carrying out communication by the X11 agreement, see through the SKYPE network and wait for the other side's response.
If the other side response and incoming call answering, system scheduling module will be notified second extension set 121 through monitor process, step S46, extension set send the message data through the Real-time Transport Protocol layer to virtual sound card; The user can converse with the other side, and second extension set 121 is sent to second virtual sound card 1042 with user's speech data via the Real-time Transport Protocol layer.Step S48, the message data are issued to network communication protocol by virtual sound card; The message data will be sent to the SKYPE network by second virtual sound card 1042, to keep the conversation transmission.
The dial process of SKYPE communication signal of aforementioned process step simple declaration one user; Because the exchange of the networking telephone of the present invention can provide a plurality of extension sets to broadcast simultaneously or receive calls, therefore, exchange of the present invention can utilize one or several representatives number at one time, several extension sets dialing are provided or receive calls by above-mentioned mode.
It should be noted that, in an embodiment, only with the SKYPE communications protocol as embodiments of the invention, yet the present invention does not desire to limit kind or the quantity that the present invention discloses the communications protocol pattern in the networking telephone in this, being applied to remaining communication protocol module in the networking telephone, also is to be familiar with this operator can know by inference easily according to spirit of the present invention and execution mode.
Described in prior art, the known SKYPE networking telephone is not because of providing Real-time Transport Protocol, and often network phone device is only supported sole user's communications protocol number of the account; Be connected in the SKYPE network if a plurality of users desire to see through an exchange by a plurality of extension sets simultaneously, then old networking telephone telephone exchange system can't reach this requirement; And business circles have a puzzlement at the SKYPE networking telephone always, i.e. effective these means of communication of keyholed back plate.
The disclosed network phone system of the present invention has solved the problem of enterprise customer for the keyholed back plate SKYPE networking telephone, and networking telephone exchange can start a plurality of VoIP monitor process and by the virtual sound card technology a plurality of VoIP requests of dialling in is transferred to the appointment extension set; The dial-out request of extension set is issued the exchange managing process by custom protocol, and the exchange managing process is created new VoIP and broadcasted process, broadcasts the extension set that successful back asks for dial-out by virtual sound card to voice forwarding.
Network phone system of the present invention not only has the advantage of unified management, simple operations, more can replace existing P STN telephone exchange system to reach the effect of saving telephone expenses; And safe consideration Network Based can be isolated voip network and separate with the intra-company LAN, and can not influence the use of voip network phone, and the enterprise customer is provided a kind of communication tool more easily; Based on network again voice communication allows the wide-area communication between each branch of enterprise become INCOM intercom, realize strange land inside call with zero fees telephone expenses, and the toll telephone between enterprise and the outside enterprise, can pass through the IP telephony network of enterprises to this outside enterprise locality, then only need the local city telephone rate usefulness of payment, saved huge long-distance telephone expenses; Particularly in telephone communication concerning foreign affairs, by its international long-distance expense of the networking telephone even can reduce to zero.
Though the present invention illustrates as above with preferred embodiment, so it is not in order to limit spirit of the present invention and invention entity.Usually know the knowledgeable to having in the affiliated technical field, when understanding and utilize other assembly or mode to produce identical effect easily.Therefore, the modification of being done in without departing from the spirit or scope of the invention all should be included in the described claim.
Claims (8)
1, a kind of network phone system comprises at least:
One networking telephone exchange has a software users module, and monitors module, a virtual sound card and a system scheduling module, in order to separate external the Internet and internal lan network; And
Several extension sets, wherein each this extension set is online to this exchange by the internal lan network, in order to answering or to call,
When external call was dialled in, this exchange saw through this extension set that this virtual sound card is transferred to the networking telephone of dialling in appointment; When a certain this extension set is desired to dial external call, broadcast after via this system scheduling module by agreement, when waiting to connect external call, transmit speech data to this external the Internet, to be connected to form conversation by this virtual sound card.
2, network phone system as claimed in claim 1 is characterized in that, this software users module is in order to be connected with voice over ip protocol and interaction data.
3, network phone system as claimed in claim 1 is characterized in that, this monitors module, in order to instruction and its data interaction of controlling this software users module.
4, network phone system as claimed in claim 1 is characterized in that, this virtual sound card, in order to the speech data of handling this networking telephone and instruction stream to.
5, network phone system as claimed in claim 1 is characterized in that, this system scheduling module in order to monitoring the signal that this networking telephone telephone exchange system broadcasts, and is dispatched this software users module and this monitoring module.
6, a kind of method of operation of network phone system, system is applicable to the networking telephone exchange of extendible several extension sets, wherein networking telephone exchange has a software users module, monitoring module, a virtual sound card and a system scheduling module, and this method of operation comprises following steps:
This software users module connects the network telephone communication agreement;
This software users module receives an incoming call requirement;
This incoming call requires to transfer to this virtual sound card; And
Should send a telegram here to require to be transferred to by this virtual sound card and specify this extension set.
7, the method for operation of network phone system as claimed in claim 6 is characterized in that, afterwards, also comprises a step in step " this software users module receives an incoming call and requires ":
This monitoring module of this system scheduling module order is to start a monitor process;
This monitor process is selected a circuit of not working and connected sending a telegram here to require to deliver to this virtual sound card.
8, the method for operation of network phone system as claimed in claim 6 is characterized in that, also comprises the step of calling:
Arbitrary this extension set sends one and dials request;
This system scheduling module starts a monitor process;
This monitor process and this software users module by agreement to carry out communication;
This software users module sends this and dials request; And
After connecting this and dialing request, transmit speech data by this virtual sound card.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007100421138A CN101325630A (en) | 2007-06-15 | 2007-06-15 | Network telephone system and operation method thereof |
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| CNA2007100421138A CN101325630A (en) | 2007-06-15 | 2007-06-15 | Network telephone system and operation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101902536A (en) * | 2009-06-01 | 2010-12-01 | 讯动科技股份有限公司 | Network communication system for supporting network communication protocols and method thereof |
| CN102655485A (en) * | 2011-03-04 | 2012-09-05 | 鸿富锦精密工业（深圳）有限公司 | Voice gateway with call forwarding function and call forwarding method |
| CN104732979A (en) * | 2015-03-24 | 2015-06-24 | 无锡天脉聚源传媒科技有限公司 | Processing method and device of audio data |
| CN106850932A (en) * | 2017-03-27 | 2017-06-13 | 天津玺联腾科技发展有限公司 | A kind of digital intelligent audio communication system |
-
2007
- 2007-06-15 CN CNA2007100421138A patent/CN101325630A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101902536A (en) * | 2009-06-01 | 2010-12-01 | 讯动科技股份有限公司 | Network communication system for supporting network communication protocols and method thereof |
| CN102655485A (en) * | 2011-03-04 | 2012-09-05 | 鸿富锦精密工业（深圳）有限公司 | Voice gateway with call forwarding function and call forwarding method |
| CN102655485B (en) * | 2011-03-04 | 2015-08-05 | 鸿富锦精密工业（深圳）有限公司 | The voice gateways of tool call forwarding function and call transfer method |
| CN104732979A (en) * | 2015-03-24 | 2015-06-24 | 无锡天脉聚源传媒科技有限公司 | Processing method and device of audio data |
| CN106850932A (en) * | 2017-03-27 | 2017-06-13 | 天津玺联腾科技发展有限公司 | A kind of digital intelligent audio communication system |
| CN106850932B (en) * | 2017-03-27 | 2023-07-25 | 天津玺联腾科技发展有限公司 | Digital intelligent voice call system |
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Open date: 20081217 |