CN1317865C - Communication exchange board - Google Patents
Communication exchange board Download PDFInfo
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- CN1317865C CN1317865C CNB2003101044742A CN200310104474A CN1317865C CN 1317865 C CN1317865 C CN 1317865C CN B2003101044742 A CNB2003101044742 A CN B2003101044742A CN 200310104474 A CN200310104474 A CN 200310104474A CN 1317865 C CN1317865 C CN 1317865C
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Abstract
The present invention relates to a communication exchange machine which comprises a digital channel module, an analog channel module and a call management module, wherein the digital channel module and the analog channel module are used for transferring call signals according to calling requirements; the call management module comprises a central processing unit, the call management module executes a program to identify calls generated from the digital channel module or the analog channel module, and the call signals are transferred by the channel module to identify the calls. The digital channel module and the call management module cooperate with each other to transfer signals among multiple digital signal devices, and the analog channel module and the call management module cooperate with each other to transfer signals among multiple analog signal devices. In addition, the communication exchange machine also comprises a conversion module for the conversion of the call signals between a digital form and an analog form. The digital channel module, the analog channel module, the conversion module and the call management module cooperate to transfer signals among multiple digital signal devices and multiple analog signal devices.
Description
Technical field
The present invention relates to a kind of communication switcher, this communication switcher is for the exchange and the transmission of digital signal between multiple arrangement and analog signal.
Background technology
Traditional communication system all is based on phone and fax, and telephone system is that to hand over phone with phone be core, links all extension sets and inside and outside circuit.Even to this day, information-based equipment such as computer is popularized rapidly, for the exchange of data information, needs framework one to be specific to the network environment of data communication, makes as information such as Email, real-time communications, can transmit effectively and exchange.
From the nineties, (Internet Protocol IP) becomes mainstream standard in the network world to internet communication protocol, and except WWW, all circles also begin to think deeply the application of IP at other communication modes.One of them is with after the speech data digitlization, transmits by the internet, and sends to each corner in the world.Though the initial stage is unsatisfactory by the speech quality of Internet transmission, but network bandwidth constantly increases, under the improvement of data compression technique, and voice over IP transmission (Voice over IP, VoIP) become after the data information transmission another critical services in the internet.And how traditional telephone network and internet are linked, especially traditional telephone network and voice over IP transmission are integrated, be the target of each side's research and development in recent years always.
At the demand, the existing Cisco system (Cisco Systems) of industry proposes their solution at present, in the IP Phone of Cisco 7900 series, the existing data network of arranging in pairs or groups, IP phone can link Ethernet easily to be used, even to utilize the home control network communication protocol development of IEEE 802.11b IPPhone 7920 types be a wireless LAN phone.
Above-mentioned be in the network system of assembling structure of example with the Cisco system, network user's switch (IPPBX) is for can be considered a core apparatus, right existing network user's switch all is only applicable to the communications exchange between the black phone and the networking telephone, the general data transmission is shared or the like as WWW, FTP, file, still carries out exchanges data with hub (hub), interchanger (switch), router (router) etc.
Therefore, if above-mentioned network user's switch and general hub, interchanger, router etc. can be integrated, can cater to medium-sized and small enterprises and general domestic consumer's demand, even, if the function of wireless telecommunications further can be integrated, will have bigger advantage.
Summary of the invention
A purpose of the present invention is to provide a kind of communication switcher, and this communication switcher has a central processing unit to carry out a program, for the exchange and the transmission of digital signal and analog signal.
Another object of the present invention is to traditional telephone network (PSTN), internet, LAN (LAN), WLAN (WLAN) and Wireless IP network phone (VoWLAN) are integrated, communication switcher provided by the present invention is played the part of the role of gateway (gateway) in above-mentioned each communication network system.Because above-mentioned each communication system is full-fledged all separately, communication switcher of the present invention can be integrated the required switch function of each communication system (the required private branch exchange (PBX) of black phone extension set for example, or the required hub of LAN or the like), except reducing the hardware cost, the more important thing is, the exchange and the transmission of signal between different communication networks are provided, also can have made the reduction of communication cost and make improved efficiency.
Propose a kind of communication switcher according to one embodiment of the invention, comprise a digital channel module, an analog channel module and a call management module, this digital channel module analog channel module is therewith called out signal for one of transmission one calling; This call management module is carried out a program, this calling that supplies this digital channel module of identification or this analog channel module to be taken place, and determine that what channel module to transmit this by calls out signal, and discern finishing of this calling; Wherein, this digital channel module is the signal transmission between a plurality of digital signal devices of call management module cooperation confession therewith, and this analog channel module is the signal transmission between a plurality of analog signal devices of call management module cooperation confession therewith.
In addition, this communication switcher also comprises a modular converter, for the conversion of this calling signal being carried out between digital form and analog form; Wherein, this digital channel module, this analog channel module, this modular converter signal transmission between a plurality of therewith analog signal devices of call management module cooperation these a plurality of digital signal devices of confession therewith.
Description of drawings
Accompanying drawing is explained the present invention for cooperating specification.
Fig. 1 is the schematic diagram of the communication switcher of one embodiment of the invention;
Fig. 2 is the schematic diagram of application of the communication switcher of another embodiment of the present invention;
Fig. 3 is the flow chart of the communication switcher execution in step of one embodiment of the invention.
The reference numeral explanation
100 communication switchers, 102 digital channel modules
104 analog channel modules, 106 call management module
108 digital communication interfaces, 110 analog communication interfaces
112 modular converters, 114 network bandwidth administration modules
116 Registering modules, 118 voice mail modules
120 calls transfer modules
Embodiment
Fig. 1 is the schematic diagram of the first embodiment of the present invention, communication switcher 100 has a digital channel module 102, an analog channel module 104 and a call management module 106, digital channel module 102 has a digital communication interface 108, analog channel module 104 has an analog communication interface 110, and communication switcher 100 receives or send signal by digital communication interface 108 and analog communication interface 110; Digital channel module 102 supplies to call out signal in one of communication switcher 100 internal delivery one calling with analog channel module 104.What deserves to be mentioned is that herein " calling out (call) " can be considered the requirement that a signal transmits and signal receives, for example an audio call requires to transmit and receive a speech sound signal, or a data call then requires to transmit and receive a data signals.In digital channel module 102, call out signal and transmit, transmit with analog form and in analog channel module 104, call out signal with digital form; Call management module 106, comprise a CPU, call management module 106 is carried out a program, the calling that supplies discriminating digit channel module 102 or analog channel module 104 to be taken place, and decision transmits by what channel module and calls out signal, and the finishing of call identifying; Wherein, digital channel module 102 and call management module 106 cooperations are for the signal transmission between a plurality of digital signal devices, and analog channel module 104 and call management module 106 cooperations are for the signal transmission between a plurality of analog signal devices.
In this embodiment, communication switcher 100 also comprises a modular converter 112 for the conversion of the calling signal being carried out between digital form and analog form; Wherein, digital channel module 102, analog channel module 104, modular converter 112 and call management module 106 cooperations are for the signal transmission between a plurality of digital signal devices and a plurality of analog signal device.It should be noted that, the call management module 106 of present embodiment can be carried out a program with the central processing unit of personal computer grade and implement, and this program can be downloaded or renewal via the internet, and needn't adopt costliness and complicated level processor and operating systems such as work station.
In addition, analog channel module 104 exchanges for carry out signal among a public switched telephone network with call management module 106 cooperations, at this moment, communication switcher 100 can be used as a private branch exchange, if analog communication interface 110 is a radio receiving transmitting module, communication switcher 100 can be used as a wireless private branch exchange, for example is a household radio telephone main frame.
In the environment of handling digital signal, at first, digital channel module 102 can make communication switcher 100 be provided as a digital radio phone (Digital EnhancedCordless Telecommunications with call management module 106 cooperations, abbreviate DECT as) switch, the speech sound signal of each DECT radio apparatus exchanges and transmits in communication switcher 100 with digital form.On the other hand, when linking with the internet, communication switcher 100 links via other device on network connection port and the network, digital channel module 102 makes communication switcher 100 be provided as a network router, a network switch or a hub with call management module 106, and the transmission and the exchange of signal can be provided in a LAN by this.Above-mentioned digital cordless phones (DECT), network router, network switch, hub and LAN all should be those skilled in the art to be known, and does not repeat them here.
In this embodiment, call management module 106 is according to communication start protocol (SessionInitiation Protocol, SIP) calling that is taken place with discriminating digit channel module 102, decision are transmitted by what channel module and call out signal, and the finishing of call identifying." communication start protocol (SIP) " should be those skilled in the art and knows, and do not repeat them here.Utilize communication start protocol, can in the internet, transmit voice, image and data information more efficiently.For instance, digital channel module 102 further provides the signal of an IP network telephone system (VoIP) to exchange in this LAN with call management module 106 cooperations.
For the service of IP network phone is provided, communication switcher 100 also comprises a network bandwidth administration module (Quality of Service Managing module) 114, be responsible for calling out promise control (Calladmission control), flow control (traffic control), bandwidth manager (bandwidthmanagement), packet sequencing (packet scheduling), buffer management (buffermanagement) and divide group categories (packet classification), to keep the sound quality of IP network telephone system.
In addition, among this embodiment, communication switcher 100 comprises a Registering modules 116, client registration for above-mentioned IP network telephone system, and when this client requires the service of this IP network telephone system, when for example client requires signal transmission or reception, then this client is authenticated.Communication switcher 100 further comprises a voice mail module 118, and client can utilize IP network telephone system or public-switched telephone system to listen to message.Communication switcher 100 also comprises a calls transfer module 120, supply setting switching incoming call according to the client of IP network telephone system, it should be noted that, calls transfer module 120 can be transferred incoming call in single communication switcher 100 provides the network of service, also incoming call can be carried out the across a network switching in two communication switchers provide the heterogeneous networks of service.
In another embodiment, digital communication interface 108 is a radio receiving transmitting module, a wireless network access point for example, and then digital channel module 102 and call management module 106 cooperations are for carry out the signal exchange among a WLAN (WLAN).Similarly, digital channel module 102 can be for a Wireless IP network telephone system (Voice Over WirelessLAN, signal exchange VoWLAN) are provided in a WLAN with call management module 112.
Fig. 2 is the schematic diagram of the present invention's one Application Example.In Fig. 2, communication switcher 100 except that linking outside public phone exchanges network and internet, and as a private branch exchange to link the black phone extension set of inside; Concerning inner LAN and WLAN, communication switcher 100 is a hub, a network switch or a network router, can link external the Internet, internal lan network and WLAN; And for the Wireless IP network phone, communication switcher 100 has three kinds of functions: the first, with Wireless IP network phone and outside public phone exchanges network binding, and provide the wherein function of signal formal transformation; The second, the Wireless IP network phone is linked to each other with external the Internet; Three, the Wireless IP network phone is linked to each other with internal lan network, WLAN and black phone extension set, and the function of wherein required signal formal transformation is provided.
Communication switcher 100 shown in Figure 2 equally also comprises a network bandwidth administration module 114, for the sound quality of keeping the Wireless IP network telephone system.In addition, communication switcher 100 comprises a Registering modules 116, for the client registration of this Wireless IP network telephone system, and when this client requires the service of this Wireless IP network telephone system, this client is authenticated.Communication switcher 100 further comprises a voice mail module 118, and client can utilize Wireless IP network telephone system, IP network telephone system or public-switched telephone system to listen to message.Communication switcher 100 also comprises a calls transfer module 120, supplies the setting switching incoming call according to the client of IP radio network telephone system.
The present invention also provides a kind of recording medium of embodied on computer readable, for record one program, as shown in Figure 3, this program makes aforesaid communication switcher carry out the following step: discern the calling (step 30) that arbitrary a plurality of passage takes place, in one embodiment, according to communication start protocol, the source of call management module call identifying and destination and the form of calling out the calling signal of transmission that requires, for example the call identifying signal is a digital signal, or further be identified as the digital voice signal of an IP network phone, and, judge whether to change the form of calling out signal according to calling.Secondly, according to the form of destination of calling out and calling signal, what channel module to transmit this with decision by and call out signal (step 32); And the finishing of call identifying (step 34).
Diagram of the present invention and description are the usefulness for explanation, and unrestricted category of the present invention, those skilled in the art can do various other corrections, variation or reinforcement, the selected herein embodiment with description is in order to describe the application of principle of the present invention, reality, and enable those skilled in the art to understand various embodiment described herein and various corrections, and the special-purpose that is suitable for.
Claims (23)
1. communication switcher comprises:
A plurality of channel modules, have a plurality of communication interfaces, for transmitting a calling signal of calling out, these a plurality of channel modules comprise a digital channel module and an analog channel module, this calling signal transmits with digital form in this digital channel module, and this calling signal transmits with analog form in this analog channel module;
One call management module comprises a CPU, and this call management module is carried out a program for identification this calling that arbitrary this a plurality of channel module took place, and determines what channel module to transmit this calling signal by, and discerns finishing of this calling;
Wherein, this digital channel module and this call management module cooperation are for the signal transmission between a plurality of digital signal devices, and this analog channel module and this call management module cooperation are for the signal transmission between a plurality of analog signal devices.
2. communication switcher as claimed in claim 1 also comprises a modular converter for the conversion of this calling signal being carried out between digital form and analog form;
Wherein, this digital channel module, this analog channel module, this modular converter and this call management module cooperation are for the signal transmission between these a plurality of digital signal devices and this a plurality of analog signal devices.
3. communication switcher as claimed in claim 1 or 2, wherein this analog channel module and this call management module cooperation are for carry out the signal exchange among a public switched telephone network.
4. communication switcher as claimed in claim 1 or 2, this communication switcher are a private branch exchange.
5. communication switcher as claimed in claim 1 or 2, this communication switcher are a wireless private branch exchange.
6. communication switcher as claimed in claim 5, this communication switcher are a digital radio phone switch.
7. communication switcher as claimed in claim 1 or 2, wherein this communication switcher is a network router.
8. communication switcher as claimed in claim 1 or 2, wherein to discern this calling that this digital channel module is taken place, decision transmits this calling signal by what channel module to this call management module, and discerns finishing of this calling according to communication start protocol.
9. communication switcher as claimed in claim 1 or 2, wherein this digital channel module and this call management module cooperation are for carry out the signal exchange among a LAN.
10. communication switcher as claimed in claim 9, wherein these a plurality of communication interfaces also comprise at least one network connection port.
11. communication switcher as claimed in claim 9, wherein this digital channel module and this call management module cooperation further provide the signal exchange of an IP network telephone system in this LAN.
12. communication switcher as claimed in claim 11 wherein also comprises a network bandwidth administration module, for the sound quality of keeping this IP network telephone system.
13. communication switcher as claimed in claim 11 wherein also comprises a Registering modules, for the client registration of this IP network telephone system, and when this client requires the service of this IP network telephone system, this client is authenticated.
14. communication switcher as claimed in claim 11 further comprises a voice mail module, listens to message for a client of telephone service that this communication switcher provides.
15. communication switcher as claimed in claim 11 further comprises a calls transfer module, supplies the setting switching incoming call according to a client of telephone service that this communication switcher provides.
16. communication switcher as claimed in claim 1 or 2, wherein this digital channel module and this call management module cooperation are for carry out the signal exchange among a WLAN.
17. communication switcher as claimed in claim 16, wherein these a plurality of communication interfaces also comprise at least one wireless network access point.
18. communication switcher as claimed in claim 16, wherein this digital channel module and this call management module are for the signal exchange that a Wireless IP network telephone system is provided in a WLAN.
19. communication switcher as claimed in claim 18 wherein also comprises a network bandwidth administration module, cooperation is for the sound quality of keeping this Wireless IP network telephone system.
20. communication switcher as claimed in claim 18 wherein also comprises a Registering modules, for the client registration of this Wireless IP network telephone system, and when this client requires the service of this Wireless IP network telephone system, this client is authenticated.
21. communication switcher as claimed in claim 18 further comprises a voice mail module, listens to message for a client of telephone service that this communication switcher provides.
22. communication switcher as claimed in claim 18 further comprises a calls transfer module, confession is sent a telegram here with switching according to the setting of a client of telephone service that this communication switcher provides.
23. communication switcher as claimed in claim 1 or 2, wherein this program can be downloaded or renewal via the internet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101044742A CN1317865C (en) | 2003-10-30 | 2003-10-30 | Communication exchange board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101044742A CN1317865C (en) | 2003-10-30 | 2003-10-30 | Communication exchange board |
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| Publication Number | Publication Date |
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| CN1612541A CN1612541A (en) | 2005-05-04 |
| CN1317865C true CN1317865C (en) | 2007-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2003101044742A Expired - Lifetime CN1317865C (en) | 2003-10-30 | 2003-10-30 | Communication exchange board |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101651753B (en) * | 2009-09-14 | 2012-05-23 | 中兴通讯股份有限公司 | Calling control device and method for supporting circuit domain telephone and voice over IP |
| JP6288736B2 (en) * | 2016-07-21 | 2018-03-07 | Ｎｅｃプラットフォームズ株式会社 | Incoming call number notification apparatus, exchange, incoming call number notification system, and incoming call number notification program |
| CN114499573B (en) * | 2022-03-01 | 2024-06-14 | 福建科立讯通信有限公司 | Terminal wireless communication method, equipment and medium for private network modulus self-adaptive switching |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2185657A (en) * | 1986-01-22 | 1987-07-22 | Stc Plc | Automatic telecommunication system |
| CN1228559A (en) * | 1997-12-30 | 1999-09-15 | 三星电子株式会社 | Automatic telephone call transfer apparatus in internet connection mode and method of setting and canceling automatic telephone call transfer |
| CN1348664A (en) * | 1999-02-24 | 2002-05-08 | 诺基亚移动电话有限公司 | Telecommunication services identification in a gateway |
-
2003
- 2003-10-30 CN CNB2003101044742A patent/CN1317865C/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2185657A (en) * | 1986-01-22 | 1987-07-22 | Stc Plc | Automatic telecommunication system |
| CN1228559A (en) * | 1997-12-30 | 1999-09-15 | 三星电子株式会社 | Automatic telephone call transfer apparatus in internet connection mode and method of setting and canceling automatic telephone call transfer |
| CN1348664A (en) * | 1999-02-24 | 2002-05-08 | 诺基亚移动电话有限公司 | Telecommunication services identification in a gateway |
Non-Patent Citations (1)
| Title |
|---|
| 交换机的ISDN处理 解春凤等，电力系统自动化，第22卷第11期 1998 * |
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| CN1612541A (en) | 2005-05-04 |
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