CN201910856U - Integrated access device - Google Patents
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- CN201910856U CN201910856U CN2010206785135U CN201020678513U CN201910856U CN 201910856 U CN201910856 U CN 201910856U CN 2010206785135 U CN2010206785135 U CN 2010206785135U CN 201020678513 U CN201020678513 U CN 201020678513U CN 201910856 U CN201910856 U CN 201910856U
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Abstract
A comprehensive access device comprises a magnet interface module, a loop trunk interface module and a voice processing and control module. The magnet interface module is used for receiving ringing current signals sent by a magnet phone, sending the ringing current signals to the loop trunk interface module, receiving call making information in a simulating signal format of the loop circuit interface module and then making a call to the magnet phone, the loop trunk interface module is used for converting the ringing current signals to the call making information in a digital signal format and converting the call initiate information in the digital signal format to the call making information in the simulating signal format, and the voice processing and control module is used for converting audio signals and the call making information to the audio signals in a flexible switching network protocol format and converting the audio signals in the flexible switching network protocol format and the call making information to the audio signals in the digital signal format. In the utility model, the magnet phone can access to a flexible exchange system, the call and communication between the magnet phone and other terminals of the flexible exchange system are realized, and the comprehensive access device is suitable for various industries (railroad, military and the like), and has complete functions and wide use.
Description
Technical field
The utility model relates to communication technical field, particularly relates to a kind of integrated access equipment.
Background technology
Integrated access equipment (Integrated access device IAD) is used for the access of the terminal of adaptive non-flexible exchanging network agreement in soft switchcall server.Its outside port is access soft handoff network directly, and user port can connect a plurality of phones.IAD provides traditional voice transmission, has data and speech processes characteristic, promptly packet is transmitted, and analog voice is handled and had a Media Stream transmitting function.
Existing Integrated Access Device has Z interface, loop trunks interface that supplies the access of PSTN (Public Switched Telephone Network PSTN circuit) switch and the Ethernet interface that is linked into flexible exchanging network that inserts for analog station.So existing Integrated Access Device only can be realized the substation and the analog station access soft handoff network that are connected with circuit switching exchange.
And magnetic telephone is the early stage phone that uses, and its ring mode is by shaking out electric current with magneto.The magnetite phone still is extensive use of in private network markets such as army, railway at present.
Because existing Integrated Access Device is not supported the access of magnetite phone, thereby existing Integrated Access Device can not be realized the access soft handoff network of magnetite phone.
Summary of the invention
The purpose of this utility model is to avoid weak point of the prior art and a kind of integrated access equipment of realizing magnetite phone access soft handoff network is provided.
The purpose of this utility model realizes by following technical measures:
A kind of integrated access equipment comprises: be used to receive the analog signal format of magnetite phone ringing signal, this ringing signal is sent to the loop trunks interface module, receives after the calling initiation information of analog signal format of described loop interface module to the magnetite phone and make a call and carry out the mutual magnetite interface module of audio signal with described loop trunks interface module setting up the conversation back;
Be used to receive the ringing signal that described magnetite interface module sends, and send to speech processes and control module after this ringing signal being converted to the calling initiation information of digital signals format, and information is initiated in the calling that receives the digital signals format of speech processes and control module transmission, and send to the magnetite interface module after will calling out the calling initiation information that the initiation information translation is an analog signal format, and the mutual loop trunks interface module of audio signal between magnetite interface module and speech processes and the control module is realized in foundation conversation back;
Be used to receive the audio signal that described loop trunks interface module sends and call out initiation information and be converted into the flexible exchanging network protocol format after send to soft switchcall server and receive the audio signal of the flexible exchanging network protocol format that soft switchcall server sends and call out initiation information and be converted into the audio signal of digital signals format and call out initiation information after send to the speech processes and the control module of loop trunks interface module;
The ringing signal output of described magnetite interface module is connected with the ringing signal input of described loop trunks interface module; The call information input of described magnetite interface module is connected with the first call information output of described loop trunks interface module; The audio signal input end of described magnetite interface module is connected with first audio signal output end of described loop trunks interface module; The audio signal output end of described magnetite interface module is connected with first audio signal input end of described loop trunks interface module;
The second call information output of described loop trunks interface module is connected with the call information input of described speech processes and control module; The second call information input of described loop trunks interface module is connected with the call information output of described speech processes and control module; Second audio signal input end of described loop trunks interface module is connected with the audio signal output end of described speech processes and control module; Second audio signal output end of described loop trunks interface module is connected with the audio signal input end of described speech processes and control module.
Preferably, above-mentioned magnetite interface module comprises: be used to detect the ringing signal of the analog signal format that the magnetite phone sends and detected ringing signal sent to the ringing-current detecting unit of Interface Matching unit; Be used for detecting the signaling detection transmitting element that described Interface Matching unit sends the calling initiation information of audio signal and sends to the magnetite phone according to this calling initiation information to magnetite phone transmission calling initiation information, with audio signal; Be used to receive ringing-current information that audio signal that the magnetite phone sends and described ringing-current detecting unit send and carry out sending to the Interface Matching unit that described signaling detects transmitting element after impedance and the attenuation characteristic coupling to the audio-frequency information of calling out initiation information its comprising of carrying out sending to described loop trunks interface module after impedance and the attenuation characteristic coupling and receive that described loop trunks interface module sends and to it; Being used to receive the magnetite phone sends audio signal, and this audio signal is sent to the audio signal transmitting element of described Interface Matching unit.
Further preferably, to send to the calling initiation information that described signaling detects transmitting element be DTMF(Dual Tone Multiple Frequency dual-tone multifrequency in audio signal in above-mentioned Interface Matching unit) calling of form initiates information.
Preferably, above-mentioned loop trunks interface module comprises: be used to receive ringing signal that described magnetite interface module sends, and this ringing signal be converted to the ringing signal processing unit that sends to speech processes and control module after the calling initiation information of digital signals format; The calling that is used to receive the digital signals format that speech processes and control module send is initiated information, and will be called out the calling initiation information process unit that sends to the magnetite interface module after the calling initiation information that the initiation information translation is an analog signal format; Be used to receive the analog signal format that described magnetite interface module sends audio signal, and this audio signal is converted to the AD conversion unit of the audio signal of digital signals format; Be used to receive the digital signals format that described speech processes and control module send voice signal, and this audio signal is converted to the D/A conversion unit of the audio signal of analog signal format.
Preferably, above-mentioned speech processes and control module comprise: the protocol encapsulation unit that sends to soft switchcall server after being used to receive the audio signal and the calling initiation information of described loop trunks interface module transmission and being converted into the flexible exchanging network protocol format; Be used to receive the audio signal of the flexible exchanging network protocol format that soft switchcall server sends and call out initiation information and be converted into the audio signal of digital signals format and call out initiation information after send to the protocol-decoding unit of loop trunks interface module.
Preferably, above-mentioned integrated access equipment also comprises: be used to receive analog station send the audio signal of analog signal format and call out initiation information, and with this information translation be send to described voice and control module after the digital signals format and receive described voice and control module send the audio signal of digital signals format and call out initiation information, and be the Z interface module that sends to analog station behind the analog signal format with this information translation; The call information output of described Z interface module is connected with the call information input of described speech processes and control module; The call information input of described Z interface module is connected with the call information output of described speech processes and control module; The audio-frequency information input of described Z interface module is connected with the audio-frequency information output of described speech processes and control module; The audio-frequency information output of described Z interface module is connected with the audio-frequency information input of described speech processes and control module.
Preferably, above-mentioned Z interface module comprises: be used to receive analog station send the audio signal of analog signal format and call out initiation information, and be the first information processing unit that sends to described voice and control module after the digital signals format with this information translation; Be used to receive described voice and control module send the audio signal of digital signals format and call out initiation information, and be second message processing module that sends to analog station behind the analog signal format with this information translation.
Preferably, the audio signal of above-mentioned digital information format is the audio signal of time division multiplexing form.
Preferably, the form of above-mentioned flexible exchanging network agreement is TCP/IP(Transmission Control Protocol/Internet Protocol transmission control protocol/internet interconnection protocol) agreement.
The beneficial effects of the utility model: integrated access equipment workflow of the present utility model is: when the magnetite phone makes a call: the magnetite interface module receives the ringing signal of the analog signal format of magnetite phone, and this ringing signal is sent to the loop trunks interface module; The loop trunks interface module receives the ringing signal that the magnetite interface module sends, and sends to speech processes and control module after this ringing signal being converted to the calling initiation information of digital signals format; Speech processes and control module receive the calling that described loop trunks interface module sends and initiate information, and are to send to soft switchcall server behind the flexible exchanging network protocol format with this information translation.
During magnetite phone receipt of call: speech processes and control module receive the calling of the flexible exchanging network protocol format that soft switchcall server sends and initiate information, with this information translation are to send to the loop trunks interface module after the calling initiation information of digital signals format; The calling that the loop trunks interface module is received the digital signals format that speech processes and control module send initiate information, and will call out the calling initiation information that the initiation information translation is an analog signal format after send to the magnetite interface module, the magnetite interface module makes a call to the magnetite phone after receiving the calling initiation information of analog signal format of described loop interface module.
Set up the conversation back: the magnetite interface module receives the audio-frequency information of the analog signal format of magnetite phone transmission, and this audio signal is sent to the loop trunks interface module; The loop trunks interface module sends to speech processes and control module after this audio signal being converted to the audio signal of digital signals format; Speech processes and control module send to soft switchcall server after this audio signal being converted to the audio signal of flexible exchanging network protocol format.After speech processes and control module receive the audio signal of soft switchcall server transmission, be converted to the audio signal of digital signals format, and this audio signal is sent to the loop trunks interface module; The loop trunks interface module sends to the magnetite interface module after the audio signal of digital signals format being converted to the audio signal of analog signal format; Send to the magnetite phone behind the magnetite interface module received audio signal.
As from the foregoing, integrated access equipment of the present utility model can be linked into the magnetite phone in the soft switchcall server, carries out call communication with other terminal that realizes magnetite phone and soft switchcall server.Therefore integrated access equipment of the present utility model goes for the use of (comprising railway, army etc.) of various industries, and it is multiple functional, adaptability is stronger, and purposes is more extensive.
Description of drawings
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in the accompanying drawing does not constitute any restriction of the present utility model.
Fig. 1 is the structural representation of first kind of execution mode of the utility model integrated access equipment;
Fig. 2 is the structural representation of second kind of execution mode of the utility model integrated access equipment.
Embodiment
With the following Examples the utility model is further elaborated:
A kind of integrated access equipment as shown in Figure 1, comprising:
Be used to receive the analog signal format of magnetite phone ringing signal, this ringing signal is sent to loop trunks interface module 20, receives after the calling initiation information of analog signal format of described loop interface module to the magnetite phone and make a call and carry out the mutual magnetite interface module 10 of audio signal with described loop trunks interface module 20 setting up the conversation back;
Be used to receive the ringing signal that described magnetite interface module 10 sends, and send to speech processes and control module 30 after this ringing signal being converted to the calling initiation information of digital signals format, and information is initiated in the calling that receives the digital signals format of speech processes and control module 30 transmissions, and send to magnetite interface module 10 after will calling out the calling initiation information that the initiation information translation is an analog signal format, and the mutual loop trunks interface module 20 of audio signal between magnetite interface module 10 and speech processes and the control module 30 is realized in foundation conversation back;
Be used to receive the audio signal that described loop trunks interface module 20 sends and call out initiation information and be converted into the flexible exchanging network protocol format after send to soft switchcall server and receive the audio signal of the flexible exchanging network protocol format that soft switchcall server sends and call out initiation information and be converted into the audio signal of digital signals format and call out initiation information after send to the speech processes and the control module 30 of loop trunks interface module 20;
The ringing signal output of described magnetite interface module 10 is connected with the ringing signal input of described loop trunks interface module 20; The call information input of described magnetite interface module 10 is connected with the first call information output of described loop trunks interface module 20; The audio signal input end of described magnetite interface module 10 is connected with first audio signal output end of described loop trunks interface module 20; The audio signal output end of described magnetite interface module 10 is connected with first audio signal input end of described loop trunks interface module 20;
The second call information output of described loop trunks interface module 20 is connected with the call information input of described speech processes and control module 30; The second call information input of described loop trunks interface module 20 is connected with the call information output of described speech processes and control module 30; Second audio signal input end of described loop trunks interface module 20 is connected with the audio signal output end of described speech processes and control module 30; Second audio signal output end of described loop trunks interface module 20 is connected with the audio signal input end of described speech processes and control module 30.
Integrated access equipment workflow of the present utility model is: when the magnetite phone makes a call: magnetite interface module 10 receives the ringing signal of the analog signal format of magnetite phone, and this ringing signal is sent to loop trunks interface module 20; Loop trunks interface module 20 receives the ringing signal that magnetite interface modules 10 send, and sends to speech processes and control module 30 after this ringing signal being converted to the calling initiation information of digital signals format; Speech processes and control module 30 receives the calling that described loop trunks interface module 20 sends and initiates information, and is to send to soft switchcall server behind the flexible exchanging network protocol format with this information translation.
During magnetite phone receipt of call: speech processes and control module 30 receives the calling of the flexible exchanging network protocol format that soft switchcall servers send and initiates information, and is to send to loop trunks interface module 20 after the calling initiation information of digital signals format with this information translation; The calling that loop trunks interface module 20 is received the digital signals format that speech processes and control module 30 send initiate information, and will call out the calling initiation information that the initiation information translation is an analog signal format after send to magnetite interface module 10; Make a call to the magnetite phone after the calling initiation information of the analog signal format of the described loop interface module 20 of magnetite interface module 10 receptions.
Particularly, setting up conversation is meant: when the magnetite phone makes a call, speech processes and control module 30 receives the call answering information of the flexible exchanging network protocol format that soft switchcall servers send, and is to send to loop trunks interface module 20 after the call answering information of digital signals format with this information translation; Send to magnetite interface module 10 after the call answering information of the digital signals format that loop trunks interface module 20 receipts speech processes and control module 30 send, the call answering information that is analog signal format also with this call answering information translation; Send call answering message to the magnetite phone after the call answering information of the analog signal format of the described loop interface module of magnetite interface module 10 receptions, set up conversation this moment.
Or when the magnetite phone was called out in soft switch, magnetite interface module 10 received the call answering ringing signal of the analog signal format of magnetite phone behind the magnetite receiver off-book, and this ringing signal is sent to loop trunks interface module 20; Loop trunks interface module 20 receives the ringing signal that magnetite interface modules 10 send, and sends to speech processes and control module 30 after this ringing signal being converted to the call answering information of digital signals format; Speech processes and control module 30 receive the call answering information that described loop trunks interface module 20 sends, and be to send to soft switchcall server behind the flexible exchanging network protocol format with this information translation, after the soft switchcall server receipt of call response message, can set up conversation.
After setting up conversation, magnetite interface module 10 receives the audio-frequency information of the analog signal format of magnetite phone transmission, and this audio signal is sent to loop trunks interface module 20; Loop trunks interface module 20 sends to speech processes and control module 30 after this audio signal being converted to the audio signal of digital signals format; Speech processes and control module 30 send to soft switchcall server after this audio signal being converted to the audio signal of flexible exchanging network protocol format.After speech processes and control module 30 receive the audio signal of soft switchcall server transmission, be converted to the audio signal of digital signals format, and this audio signal is sent to loop trunks interface module 20; Loop trunks interface module 20 sends to magnetite interface module 10 after the audio signal of digital signals format being converted to the audio signal of analog signal format; Send to the magnetite phone behind magnetite interface module 10 received audio signals.
As from the foregoing, integrated access equipment of the present utility model can be linked into the magnetite phone in the soft switchcall server, carries out call communication with other terminal that realizes magnetite phone and soft switchcall server.Therefore integrated access equipment of the present utility model goes for the use of (comprising railway, army etc.) of various industries, and it is multiple functional, adaptability is stronger, and purposes is more extensive.
Particularly, as shown in Figure 2, magnetite interface module 10 comprises:
Be used to detect the ringing signal of the analog signal format that the magnetite phone sends and detected ringing signal sent to the ringing-current detecting unit 11 of Interface Matching unit 13;
Be used for detecting the signaling detection transmitting element 12 that described Interface Matching unit 13 sends the calling initiation information of audio signal and sends to the magnetite phone according to this calling initiation information to magnetite phone transmission calling initiation information, with audio signal;
Be used to receive ringing-current information that audio signal that the magnetite phone sends and described ringing-current detecting unit 11 send and carry out sending to the Interface Matching unit 13 that described signaling detects transmitting element 12 after impedance and the attenuation characteristic coupling to the audio-frequency information of calling out initiation information its comprising of carrying out sending to described loop trunks interface module 20 after impedance and the attenuation characteristic coupling and receive that described loop trunks interface module 20 sends and to it;
Being used to receive the magnetite phone sends audio signal, and this audio signal is sent to the audio signal transmitting element 14 of described Interface Matching unit 13.
Concrete workflow is: when the magnetite phone makes a call, ringing-current detecting unit 11 detects the ringing signal of the analog signal format that the magnetite phones send and detected ringing signal is sent to Interface Matching unit 13, and the ringing-current information that Interface Matching unit 13 described ringing-current detecting units 11 send also carries out sending to described loop trunks interface module 20 after impedance and the attenuation characteristic coupling to it.
During magnetite phone receipt of call, Interface Matching unit 13 receives the audio-frequency information that comprises calling initiation information of described loop trunks interface module 20 transmissions and it is carried out sending to described signaling detection transmitting element 12 after impedance and the attenuation characteristic coupling, and the calling that signaling detects in the described Interface Matching of the transmitting element 12 detections unit 13 transmission audio signals is initiated information and sent calling initiation information according to this calling initiation information to the magnetite phone.
Converse and set up the back: audio signal transmitting element 14 receives the magnetite phones and sends audio signals, also this audio signal is sent to described Interface Matching unit 13, and Interface Matching unit 13 carries out sending to described loop trunks interface module 20 after impedance and the attenuation characteristic coupling to it.Interface Matching unit 13 receives the audio-frequency information of described loop trunks interface module 20 transmissions and it is carried out sending to described signaling detection transmitting element 12 after impedance and the attenuation characteristic coupling, and signaling detects transmitting element 12 audio signal is sent to the magnetite phone.
Further preferably, to send to the calling initiation information that described signaling detects transmitting element 12 be DTMF(Dual Tone Multiple Frequency dual-tone multifrequency in audio signal in Interface Matching unit 13) calling of form initiates information.Be that the control signalings such as calling initiation information that loop trunks interface module 20 that this magnetite interface module 10 receives sends are included in the audio-frequency information, detect transmitting element 12 by signaling and will control signaling and detect.
Particularly, as shown in Figure 2, loop trunks interface module 20 comprises:
Be used to receive ringing signal that described magnetite interface module 10 sends, and this ringing signal be converted to the ringing signal processing unit 21 that sends to speech processes and control module 30 after the calling initiation information of digital signals format;
The calling that is used to receive the digital signals format that speech processes and control module 30 send is initiated information, and will be called out the calling initiation information process unit 22 that sends to magnetite interface module 10 after the calling initiation information that the initiation information translation is an analog signal format;
Be used to receive the analog signal format that described magnetite interface module 10 sends audio signal, and this audio signal is converted to the AD conversion unit 23 of the audio signal of digital signals format;
Be used to receive the digital signals format that described speech processes and control module 30 send voice signal, and this audio signal is converted to the D/A conversion unit 24 of the audio signal of analog signal format.
The main effect of loop trunks interface module 20 is that the signal that receives is carried out analog-to-digital conversion/digital-to-analogue conversion.Certainly loop trunks interface module 20 also can connect analog switch, to realize the analog station access softswitch system.
Particularly, as shown in Figure 2, speech processes and control module 30 comprise:
Send to the protocol encapsulation unit 31 of soft switchcall server after being used to receive the audio signal and the calling initiation information of described loop trunks interface module 20 transmissions and being converted into the flexible exchanging network protocol format;
Be used to receive the audio signal of the flexible exchanging network protocol format that soft switchcall server sends and call out initiation information and be converted into the audio signal of digital signals format and call out initiation information after send to the protocol-decoding unit 32 of loop trunks interface module 20.
Speech processes and control module 30 are mainly used in the encapsulation that communicates agreement and the decoding of communication protocol, thus make the terminal equipment (PSTN switch, analog station, magnetite phone etc.) that is connected with integrated access equipment can be in soft switchcall server exchange message.
Preferably, as shown in Figure 2, integrated access equipment also comprises: be used to receive analog station send the audio signal of analog signal format and call out initiation information, and with this information translation be send to described voice and control module after the digital signals format and receive described voice and control module send the audio signal of digital signals format and call out initiation information, and be the Z interface module 40 that sends to analog station behind the analog signal format with this information translation;
The call information output of described Z interface module 40 is connected with the call information input of described speech processes and control module 30; The call information input of described Z interface module 40 is connected with the call information output of described speech processes and control module 30; The audio-frequency information input of described Z interface module 40 is connected with the audio-frequency information output of described speech processes and control module 30; The audio-frequency information output of described Z interface module 40 is connected with the audio-frequency information input of described speech processes and control module 30.
Particularly, as shown in Figure 2, Z interface module 40 comprises: be used to receive analog station send the audio signal of analog signal format and call out initiation information, and be the first information processing unit 41 that sends to described voice and control module after the digital signals format with this information translation; Be used to receive described voice and control module send the audio signal of digital signals format and call out initiation information, and be second message processing module 42 that sends to analog station behind the analog signal format with this information translation.
Preferably, the audio signal of digital information format can be the audio signal of time division multiplexing form.The audio signal of time division multiplexing form can timesharing be carried out different transmission of Information in same information channel.
Preferably, the form of flexible exchanging network agreement can be TCP/IP(Transmission Control Protocol/Internet Protocol transmission control protocol/internet interconnection protocol) agreement.At present, the form of flexible exchanging network agreement mostly is ICP/IP protocol, and the flexible exchanging network agreement that certain integrated access equipment of the present utility model inserts also can be used other agreement of prior art.
Should be noted that at last; above embodiment is only in order to the explanation the technical solution of the utility model; but not to the restriction of the utility model protection range; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the essence and the scope of technical solutions of the utility model.
Claims (9)
1. an integrated access equipment is characterized in that, comprising:
Be used to receive the analog signal format of magnetite phone ringing signal, this ringing signal is sent to the loop trunks interface module, receives after the calling initiation information of analog signal format of described loop interface module to the magnetite phone and make a call and carry out the mutual magnetite interface module of audio signal with described loop trunks interface module setting up the conversation back;
Be used to receive the ringing signal that described magnetite interface module sends, and send to speech processes and control module after this ringing signal being converted to the calling initiation information of digital signals format, and information is initiated in the calling that receives the digital signals format of speech processes and control module transmission, and send to the magnetite interface module after will calling out the calling initiation information that the initiation information translation is an analog signal format, and the mutual loop trunks interface module of audio signal between magnetite interface module and speech processes and the control module is realized in foundation conversation back;
Be used to receive the audio signal that described loop trunks interface module sends and call out initiation information and be converted into the flexible exchanging network protocol format after send to soft switchcall server and receive the audio signal of the flexible exchanging network protocol format that soft switchcall server sends and call out initiation information and be converted into the audio signal of digital signals format and call out initiation information after send to the speech processes and the control module of loop trunks interface module;
The ringing signal output of described magnetite interface module is connected with the ringing signal input of described loop trunks interface module; The call information input of described magnetite interface module is connected with the first call information output of described loop trunks interface module; The audio signal input end of described magnetite interface module is connected with first audio signal output end of described loop trunks interface module; The audio signal output end of described magnetite interface module is connected with first audio signal input end of described loop trunks interface module;
The second call information output of described loop trunks interface module is connected with the call information input of described speech processes and control module; The second call information input of described loop trunks interface module is connected with the call information output of described speech processes and control module; Second audio signal input end of described loop trunks interface module is connected with the audio signal output end of described speech processes and control module; Second audio signal output end of described loop trunks interface module is connected with the audio signal input end of described speech processes and control module.
2. integrated access equipment according to claim 1 is characterized in that,
Described magnetite interface module comprises:
Be used to detect the ringing signal of the analog signal format that the magnetite phone sends and detected ringing signal sent to the ringing-current detecting unit of Interface Matching unit;
Be used for detecting the signaling detection transmitting element that described Interface Matching unit sends the calling initiation information of audio signal and sends to the magnetite phone according to this calling initiation information to magnetite phone transmission calling initiation information, with audio signal;
Be used to receive ringing-current information that audio signal that the magnetite phone sends and described ringing-current detecting unit send and carry out sending to the Interface Matching unit that described signaling detects transmitting element after impedance and the attenuation characteristic coupling to the audio-frequency information of calling out initiation information its comprising of carrying out sending to described loop trunks interface module after impedance and the attenuation characteristic coupling and receive that described loop trunks interface module sends and to it;
Being used to receive the magnetite phone sends audio signal, and this audio signal is sent to the audio signal transmitting element of described Interface Matching unit.
3. integrated access equipment according to claim 2 is characterized in that,
The calling initiation information that the described signaling that sends at described Interface Matching unit detects transmitting element is the calling initiation information of the dual-tone multifrequency form in audio signal.
4. integrated access equipment according to claim 1 is characterized in that,
Described loop trunks interface module comprises:
Be used to receive ringing signal that described magnetite interface module sends, and this ringing signal be converted to the ringing signal processing unit that sends to speech processes and control module after the calling initiation information of digital signals format;
The calling that is used to receive the digital signals format that speech processes and control module send is initiated information, and will be called out the calling initiation information process unit that sends to the magnetite interface module after the calling initiation information that the initiation information translation is an analog signal format;
Be used to receive the analog signal format that described magnetite interface module sends audio signal, and this audio signal is converted to the AD conversion unit of the audio signal of digital signals format;
Be used to receive the digital signals format that described speech processes and control module send voice signal, and this audio signal is converted to the D/A conversion unit of the audio signal of analog signal format.
5. integrated access equipment according to claim 1 is characterized in that,
Described speech processes and control module comprise:
Send to the protocol encapsulation unit of soft switchcall server after being used to receive the audio signal and the calling initiation information of described loop trunks interface module transmission and being converted into the flexible exchanging network protocol format;
Be used to receive the audio signal of the flexible exchanging network protocol format that soft switchcall server sends and call out initiation information and be converted into the audio signal of digital signals format and call out initiation information after send to the protocol-decoding unit of loop trunks interface module.
6. integrated access equipment according to claim 1 is characterized in that,
Described integrated access equipment also comprises:
Be used to receive analog station send the audio signal of analog signal format and call out initiation information, and with this information translation be send to described voice and control module after the digital signals format and receive described voice and control module send the audio signal of digital signals format and call out initiation information, and be the Z interface module that sends to analog station behind the analog signal format with this information translation;
The call information output of described Z interface module is connected with the call information input of described speech processes and control module; The call information input of described Z interface module is connected with the call information output of described speech processes and control module; The audio-frequency information input of described Z interface module is connected with the audio-frequency information output of described speech processes and control module; The audio-frequency information output of described Z interface module is connected with the audio-frequency information input of described speech processes and control module.
7. integrated access equipment according to claim 6 is characterized in that,
Described Z interface module comprises:
Be used to receive analog station send the audio signal of analog signal format and call out initiation information, and be the first information processing unit that sends to described voice and control module after the digital signals format with this information translation;
Be used to receive described voice and control module send the audio signal of digital signals format and call out initiation information, and be second message processing module that sends to analog station behind the analog signal format with this information translation.
8. according to each described integrated access equipment of claim 1 to 7, it is characterized in that,
The audio signal of described digital information format is the audio signal of time division multiplexing form.
9. according to each described integrated access equipment of claim 1 to 7, it is characterized in that,
The form of described flexible exchanging network agreement is an ICP/IP protocol.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103647888A (en) * | 2013-12-18 | 2014-03-19 | 北京华环电子股份有限公司 | Asterisk based magneto telephone set communication method and device |
| CN103929234A (en) * | 2014-04-25 | 2014-07-16 | 北京全路通信信号研究设计院有限公司 | Communication method used for track traffic field and trackside equipment |
| CN110995948A (en) * | 2019-11-22 | 2020-04-10 | 北京讯风光通信技术开发有限责任公司 | Method for transmitting PCM magneto telephone in VOIP system |
-
2010
- 2010-12-24 CN CN2010206785135U patent/CN201910856U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103647888A (en) * | 2013-12-18 | 2014-03-19 | 北京华环电子股份有限公司 | Asterisk based magneto telephone set communication method and device |
| CN103647888B (en) * | 2013-12-18 | 2015-10-28 | 北京华环电子股份有限公司 | A kind of magnetite phone communication means based on Asterisk and device |
| CN103929234A (en) * | 2014-04-25 | 2014-07-16 | 北京全路通信信号研究设计院有限公司 | Communication method used for track traffic field and trackside equipment |
| CN110995948A (en) * | 2019-11-22 | 2020-04-10 | 北京讯风光通信技术开发有限责任公司 | Method for transmitting PCM magneto telephone in VOIP system |
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Address after: 510663 Guangzhou Science City, south of Guangdong City, the first cloud road, No. 16 Patentee after: GHT Co., Ltd. Address before: 510663 Guangzhou Science City, south of Guangdong City, the first cloud road, No. 16 Patentee before: Guangzhou GHT Communication Co., Ltd. |
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Granted publication date: 20110727 |
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