CN1342019A - Network computer telephone integrating system - Google Patents
Network computer telephone integrating system Download PDFInfo
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- CN1342019A CN1342019A CN 01128680 CN01128680A CN1342019A CN 1342019 A CN1342019 A CN 1342019A CN 01128680 CN01128680 CN 01128680 CN 01128680 A CN01128680 A CN 01128680A CN 1342019 A CN1342019 A CN 1342019A
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Abstract
The invention discloses an integration system of networking computer with telephone. Each person can use a function of 'leave word cell' without need of wiring dual lines. The technique schema is as follows. One networked computer is chosen as a server where software on server end is installed and it connects to a modem that provides voice function. The information about user and management database for leaving word and calling are stored in the server. The software on client end if stored in other computer as a client computer on a local area network. Modem with voice function is connected to PSTN telephone net by using structure of dual voice modem. The server makes calling control and networking communication through software on server end. The client computer completes networking communication and voice control through software on client end. Thus internal information transmission is realized by from PSTN telephone net to computer local area network and from computer local area network to PSTN telephone. The invention possesses features of lower cost, full of functions security, easy to install and to operate.
Description
Technical field: the present invention relates to the integrated communication system of a kind of computer and phone, especially a kind of network computer telephone integrating system that the voice-and-data business is merged.
Application background: traditional telephone switching system mainly is formed by connecting by telephone exchange, telephone terminal and transmission line, and telephone exchange makes to be set up annexation between arbitrary telephone subscriber and desired another telephone subscriber and exchange, converse with analog voice signal.Along with popularizing and development of internet technology of PC, the computer user can exchange, share the data of various forms such as text, voice, image, video on local area network (LAN).Many company and enterprises, scientific research institutions have all set up internal lan, with sharing of the interchange that makes things convenient for information and resource, to increase work efficiency, to reduce office cost.But in the intensive working environment of the such personnel of similar office building, same room generally has many people to handle official business simultaneously, and each staff has the computer of controlling oneself, and all has a phone unrealistic and will allow on everyone desk.If an office has only a phone, then might phone too busy so that dispatch from foreign news agency be difficult to squeeze into, and be sitting in the other people of telephone set and can propaganda directed to communicate the people and influence work because of usually serving as; If office all adorns a phone for each staff, cost is higher first, and telephone network and computer network dual wired increased the construction cost of network and management, maintenance cost; Second send a telegram here ring, personnel connects and makes a phone call to influence each other, and reduces office efficiency.Three confidentiality are poor, and dialog context is obtained by unrelated person easily.
Technical scheme: the objective of the invention is to design a kind of network computer telephone integrating system, public switched telephone network (PSTN) and LAN (Local Area Network) are organically merged, form a kind of new network telephone system, do not needing under the dual wired condition of phone, network, realize one one of staff " leave word call ", thereby reduce cost, influence each other between the minimizing personnel, increase confidentiality.
Technical scheme of the present invention is that the modulator-demodulator (Voice Modem) of employing band phonetic function is that pstn telephone net and LAN (Local Area Network) couple together with public switched telephone network (PSTN) (Public Switched Telephone Network), the interchange of the information of carrying out makes the computer on each local area network (LAN) have the function of extension set simultaneously to realize real Phone-to-Person.
The object of the present invention is achieved like this: a kind of network computer telephone integrating system, comprise system server, client computer, transmission line, it is characterized in that: described system server is a network computer that server software (also client-side software can be installed simultaneously) is installed, it links to each other with the modulator-demodulator Voice Modem of band phonetic function, deposit the network address of each network computer of local area network (LAN) and the User Information Database of extension corresponding relation on it, message management database that user message is managed and the call manager database that the phone incoming call is breathed out and controlled and manage, if it has installed client-side software, then it also has the function of client computer simultaneously; Described client computer is meant the network computer that client-side software has been installed, deposit message management database and this user-defined phonebook database that this user message is managed on it, network computer all has network address, and the corresponding extension of its network address can be found in the User Information Database on server; Described transmission line is the computer network data line; Described network computer is meant network interface card is installed, physically by the interconnective multimedia computer of network layout; Described multimedia computer is meant the computer that full-duplex audio card, voice-output device such as earphone and voice-input device such as microphone are installed; The modulator-demodulator Voice Modem of described band phonetic function is meant the modulator-demodulator that the pstn telephone net is had monitoring and control ability and voice signal had mould/number, D/A (A/D, D/A) translation function.In local area network (LAN), select a network computer Voice Modem to be installed as server, the LINE of Voice Modem (telephone wire input) port links to each other with telephone wire, and Voice Modem links to each other with system server, and All other routes, equipment in the local area network (LAN) all remain unchanged.System server terminal software is finished two parts work, and the one, call out control, i.e. the service that telephone service provider is provided conducts interviews, as the pstn telephone net being monitored and controlled and to A/D, the D/A conversion of voice signal; The 2nd, network service is promptly carried out the transmission of computer network data by network interface card and local Network transmission line; Client-side software is also finished two parts work, and the first is carried out network service by network interface card and local Network transmission line; It two is voice control, promptly guide sound stick into the lang sound record, put, further finish with the user's voice data exchanging by the speech input output device that is connected with sound card.Because the phonetic function imperfection of Voice Modem own, can not realize the full duplex voice transfer, the present invention adopts bilingual tone modulator-demodulator DVM (Dual Voice Modem) structure to realize the full duplex voice transfer, two Voice Modem promptly are installed on server simultaneously, the responsible message transmission of Modem from server to the pstn telephone net, another Modem is responsible for the message transmission from the pstn telephone net to server, has so just realized the full duplex transmission of voice messaging.Two VoiceModem are by telephone wire and connect to the connected mode of pstn telephone net, have three kinds to the connected mode of system server: (1) two built-in Modem; (2) two external Modem; (3) built-in Modem, an external Modem.Wherein, built-in Modem directly is inserted on the expansion slot on the computer motherboard, and external Modem is connected the peripheral port (as serial ports, parallel port and USB mouth etc.) of computer by data wire.
Network computer telephone integrating system of the present invention is divided into three kinds of patterns by the flow direction of information: outside to Internal call be the pstn telephone net-the LAN (Local Area Network) pattern; Inner to external call be LAN (Local Area Network)-pstn telephone net pattern; Inner is message transmission mode between the LAN (Local Area Network) inside to Internal call.The information here comprises information such as real-time voice, message, calling control command and network control instruction.
1.PSTN telephone network-〉 the LAN (Local Area Network) pattern: during the outside line incoming call, earlier by the system server pickup, the voice suggestion calling party dials extension, after server receives extension, according to the network computer of preserving on the server (client computer) information, phone is given to corresponding network computer corresponding to this extension.The callee is on the throne then normally to answer, and the callee is not on the throne then to point out calling party callee not exist, and please leave a message or on-hook.If calling party message, then message temporarily is kept on the server, and the callee can extract the message to server by the network computer (client computer) that remote phone is dialled in the inquiry message or opened oneself.After message is extracted, the message on the server will be deleted automatically.
LAN (Local Area Network)-pstn telephone net pattern: when carrying out outside line on the network computer (client computer) of internal staff at oneself when breathing out, at first system server is received request, whether the line is busy for judgement phone this moment then, then refusal request that the line is busy, free time then accepts request, the normal exhalation.
3. message transmission mode between the LAN (Local Area Network) inside: when the internal staff need converse each other, by the calling party according to the known callee's of self-defined telephone directory extension to its corresponding information of server lookup, the information of returning according to server feedback makes a call to the callee then.The callee is on the throne then normally to answer, and the callee is not on the throne then to point out calling party callee not exist, and please leave a message or on-hook.Communication process has alleviated the burden of system server not by the system server switching.
Network computer telephone integrating system disclosed by the invention only needs local Webweb network computer is installed special-purpose server software, and connects common Voice Modem and one Daepori open network computer has been become can realize tone information, long-range the breathe out system server of functions such as management and call center of message inquiry, phone incoming call of dialling in; To just making it become client computer behind the special-purpose client-side software of network computer installation with leave word call function, client computer there is not additional hardware requirement, do not need other special digital phonecards or special digital extension, utilize the sound card MIC port and the SPK port of client computer itself, realized the function of extension set, making under the extremely low situation of cost---the hardware cost of employing DVM structure can hang down and reach 250-300 unit, has realized one one of LAN subscriber staff " leave word call ".In addition, the present invention also has following characteristics:
The user can control (shutting down computer as phone control) to the network computer of oneself by using nonlocal making call server phone, has realized that remote phone dials in computer control.
Easy to use.Operations such as all making calls and extraction of answering, leaving a message and management are all carried out on computers by keyboard and mouse.
Description of drawings:
Fig. 1 is a network computer telephone integrating system application structure schematic diagram;
Fig. 2 is the network computer telephone integrating system fundamental diagram;
Fig. 3 is an outside line incoming call flow chart (server software);
Fig. 4 is an outside line exhalation flow chart (server software);
Fig. 5 is inside line exhalation flow chart (a client-side software);
Fig. 6 is outside line exhalation flow chart (a client-side software);
Fig. 7 is phone incoming call flow chart (a client-side software);
Fig. 8 is DVM hardware solution figure.
The specific embodiment: such as Fig. 1, PSTN (PSTN) is by having installed Voice Modem Server computer be connected with LAN (LAN). PSTN (PSTN) In phone can arrive every client computer among the LAN (LAN) by server, LAN (meter Calculation machine LAN) every client computer also can be dialled to PSTN (PSTN) by server in Make a phone call. So just make PSTN (PSTN) and LAN (LAN) organic integration Get up.
Such as Fig. 2, the network computer telephone integrating system server comprises two parts task, and the one, call out control Even system is with Telephony Application Programming Interface TAPI (Telephony Application Programming Interface), message application DLL MAPI (Message Application Programming Interface) writes the demodulation processed of the bilingual tone of application program controlling Device (DVM) conducts interviews to the service that telephone service provider provides, as the pstn telephone net is supervised Survey and control and to A/D, the D/A conversion of voice signal; The 2nd, Windows is namely used in network service Socket is write application program is carried out computer network data by network interface card and local Network transmission line biography Pass. The network computer telephone integrating system client computer also comprises two parts work, and the first is used Windows Socket is write application program and is carried out network service by network interface card and local Network transmission line; It two is voice Control, namely use the sound programming interface write the application program controlling sound card carry out voice record, put, advance one Step finishes with user's speech data by the speech input output device that is connected with sound card and exchanges.
Fig. 3 and Fig. 7 provided the pstn telephone net-flow process of LAN pattern, when the outside line electricity During the words incoming call, server voice suggestion calling party selects, if the calling party selects to turn to extension set, then caller Input extension in side's exists if the whois lookup User Information Database is found extension, then extracts The network address that extension is corresponding connects with the purpose client computer, if client computer start and answering, then Successful connection is conversed, if client computer is not started shooting or do not answered, whether server interrogates calling party leaves a message, If calling party's message is on the presence server of then leaving a message; If extension does not exist, then tell calling party number Code is wrong, asks on-hook; If the calling party selects the inquiry message, then require the calling party that password is provided, if password is tested Card is by then playing message; If the calling party selects manual service, then according to certain branch of rules selection of subscribing Machine carries out manual service.
Fig. 4 and Fig. 6 provided LAN-flow process of pstn telephone net pattern, work as LAN When the user called out the pstn telephone net, LAN subscriber was that client computer connects with server earlier, if connect Be connected into merit, then whether the telephone wire of server lookup exhalation is idle, if idle then call accepted client computer Request is set up conversation with outside line and is connected, if telephone wire is busy, then server is refused request or required client computer etc. Treat.
Fig. 5 has provided the flow process of message transmission mode between the LAN inside, when the local network users When calling out other users of LAN, this client computer directly and the purpose client computer connect, if successful connection Then conversation, this pattern will directly not be established to the connection of object-computer by server, finish and exhale Cry and converse, alleviated the burden of server.
Fig. 8 has provided DVM (bilingual tone modulator-demodulator) hardware solution. As can be seen from the figure, Modem A is responsible for the communication from server to the pstn telephone net, and Modem B is responsible for from the PSTN electricity Phone network has so just been realized the full duplex transmission of voice messaging to the communication of server. Two Voice Modem is by telephone wire and connects to the connected mode of pstn telephone net, to the connection side of system server Formula has three kinds: (1) two built-in Modem; (2) two external Modem; (3) built-in Modem, one Individual external Modem. Wherein, built-in Modem directly is inserted on the expansion slot on the computer motherboard, and External Modem is connected the peripheral port (such as serial ports, parallel port and USB mouth etc.) of computer by data wire.
The present invention is mainly for the company and enterprise that sets up LAN, scientific research institutions, provide a kind of The technology platform that on the functional plane voice and data service is merged is with telephone network and computer network Relevant phone and the corresponding function of computer are fully used in the network organic integration, use to bring for commerce and cut Real interests.
The present invention utilizes existing Voice Modem, compares with special hardwares such as adopting sound card, Cost 60%-80%. In the market popular sound card quotation is such as following table, and native system adopts The hardware cost 250-300 unit (RMB) only of DVM structure.
| Brand and model | Unit price (unit/RMB) |
| Cisco VIC-2FXO | 2880 |
| Dialogic 4 line sound cards | 7500 |
| The 3FAXU sound card | 1060 |
| TELEWIND TW/4VIDF | 4000 |
Claims (7)
1. network computer telephone integrating system, comprise system server, client computer, transmission line, be divided into outside to inner call model, inner to outside call model, inner to inner call model, it is characterized in that: described system server is a network computer that server software (also client-side software can be installed simultaneously) is installed, adopt bilingual tone modulator-demodulator DVM (Dual VoiceModem) structure to realize the full duplex voice transfer, deposit the network address of each network computer of local area network (LAN) and the User Information Database of extension corresponding relation on it, message management database that user message is managed and the call manager database that the phone incoming call is breathed out and controlled and manage, if it has installed client-side software, then it also has the function of client computer simultaneously; Described client computer is meant the network computer that client-side software has been installed, deposit message management database and this user-defined phonebook database that this user message is managed on it, network computer all has network address, and the corresponding extension of its network address can be found in server user's information database; Described transmission line is the computer network data line; Described outside to inner call model be meant Public Switched Telephone Network-the LAN (Local Area Network) message transmission mode; Described inside to outside call model be meant LAN (Local Area Network)-pstn telephone net message transmission mode; Described inside is meant message transmission mode between the LAN (Local Area Network) inside to inner call model.
2. network computer telephone integrating system as claimed in claim 1 is characterized in that described network computer is meant network interface card is installed, physically by the interconnective multimedia computer of network layout; Described multimedia computer is meant the computer that full-duplex audio card, voice-output device such as earphone and voice-input device such as microphone are installed; The modulator-demodulator Voice Modem of described band phonetic function is meant the modulator-demodulator that the pstn telephone net is had monitoring and control ability and voice signal had mould/number, D/A (A/D, D/A) translation function, the LINE of Voice Modem (telephone wire input) port links to each other with telephone wire, and Voice Modem links to each other with the DVM structure with system server.
3. network computer telephone integrating system as claimed in claim 1 or 2, it is characterized in that described bilingual tone modulator-demodulator DVM (Dual Voice Modem) structure is meant installs two Voice Modem simultaneously on system server, the responsible message transmission of Modem from server to the pstn telephone net, another Modem is responsible for the message transmission from the pstn telephone net to server, to realize the full duplex transmission of voice messaging; Two Voice Modem are by telephone wire and connect to the connected mode of pstn telephone net, have three kinds to the connected mode of system server: (1) two built-in Modem; (2) two external Modem; (3) built-in Modem, an external Modem; Wherein, built-in Modem directly is inserted on the expansion slot on the computer motherboard, and external Modem is connected peripheral port such as serial ports, parallel port and the USB mouth etc. of computer by data wire.
4. network computer telephone integrating system as claimed in claim 1, it is characterized in that described server software and client-side software are the special-purpose softwares of realizing three kinds of patterns of described message transmission, server software is finished two parts work, the one, call out control, the i.e. service that telephone service provider is provided conducts interviews, as the pstn telephone net being monitored and controlled and voice signal being carried out A/D, D/A conversion; The 2nd, network service is promptly carried out the transmission of computer network data by network interface card and local Network transmission line; Client-side software also comprises two parts work, and first network service is promptly carried out the transmission of computer network data by network interface card and local Network transmission line; It two is voice control, promptly guide sound stick into the lang sound record, put, further finish with the user's voice data exchanging by the speech input output device that is connected with sound card.
5. network computer telephone integrating system as claimed in claim 1, it is characterized in that described pstn telephone net-server end and the client-side software execute process of LAN (Local Area Network) message transmission mode be: during the outside line incoming call, earlier by the server pickup, the voice suggestion calling party dials extension, after server receives extension, according to the network computer of preserving on the server (client computer) information, phone is given to corresponding network computer corresponding to this extension; The callee is on the throne then normally to answer, and the callee is not on the throne then to point out calling party callee not exist, and please leave a message or on-hook; If calling party message, then message temporarily is kept on the server, and the callee can extract the message to server by the network computer (client computer) that remote phone is dialled in the inquiry message or opened oneself; After message is extracted, the message on the server will be deleted automatically.
6. network computer telephone integrating system as claimed in claim 1, it is characterized in that described LAN (Local Area Network)-server end and the client-side software execute process of pstn telephone net pattern be: when carrying out outside line on the network computer (client computer) of internal staff at oneself when breathing out, at first system server is received request, whether the line is busy for judgement phone this moment then, then refusal request that the line is busy, free time then accepts request, the normal exhalation.
7. network computer telephone integrating system as claimed in claim 1, the server end and the client-side software execute process that it is characterized in that message transmission mode between the described LAN (Local Area Network) inside are: when the internal staff need converse each other, by the calling party according to the known callee's extension of self-defined telephone directory to its corresponding information of server lookup, the information of returning according to server feedback makes a call to the callee then; The callee is on the throne then normally to answer, and the callee is not on the throne then to point out calling party callee not exist, and please leave a message or on-hook; In communication process, do not need the server switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01128680 CN1342019A (en) | 2001-10-16 | 2001-10-16 | Network computer telephone integrating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01128680 CN1342019A (en) | 2001-10-16 | 2001-10-16 | Network computer telephone integrating system |
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| Publication Number | Publication Date |
|---|---|
| CN1342019A true CN1342019A (en) | 2002-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01128680 Pending CN1342019A (en) | 2001-10-16 | 2001-10-16 | Network computer telephone integrating system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1628451B (en) * | 2002-04-30 | 2010-08-25 | Gefa有限责任公司 | Method of handling phone communications and related equipments on lans supporting voice and data transmission in an integrated way |
| 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 |
| CN111800550A (en) * | 2020-07-06 | 2020-10-20 | 国泰新点软件股份有限公司 | Telephone audio conversion apparatus, method and storage medium |
-
2001
- 2001-10-16 CN CN 01128680 patent/CN1342019A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1628451B (en) * | 2002-04-30 | 2010-08-25 | Gefa有限责任公司 | Method of handling phone communications and related equipments on lans supporting voice and data transmission in an integrated way |
| 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 |
| CN111800550A (en) * | 2020-07-06 | 2020-10-20 | 国泰新点软件股份有限公司 | Telephone audio conversion apparatus, method and storage medium |
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