CN102378413A

CN102378413A - Radio station butting equipment

Info

Publication number: CN102378413A
Application number: CN2011102405850A
Authority: CN
Inventors: 边翀; 臧朝军; 刘晓燕
Original assignee: SHANGHAI GENER INFORMATION TECHNOLOGY Co Ltd; Czech Surway Technology (beijing) Co Ltd
Current assignee: BEIJING ZED-3 TECHNOLOGY CO., LTD.
Priority date: 2011-08-19
Filing date: 2011-08-19
Publication date: 2012-03-14
Anticipated expiration: 2031-08-19
Also published as: CN102378413B

Abstract

The invention relates to radio station butting equipment, comprising one or more radio station interface module, a signal caching module, a voice detection module and a signal processing module, wherein each radio station interface module comprises an audio input interface, an audio output interface, an emission control output interface and an emission control output control mode adjusting unit, wherein the audio input interface is connected with a corresponding voice output interface of the radio station and used for receiving the voice information of the radio station; the audio output interface is connected with a voice input interface of the radio station and used for inputting voice information to the radio station; the emission control output interface is connected with an emission control interface of the radio station; and the emission control output control mode adjusting unit is connected with the emission control output interface and used for adjusting an control mode of the emission control output interface, so that the control mode is matched with the control mode of the emission control interface of the radio station. The radio station butting equipment can realize voice interaction among any radio stations.

Description

The radio station the service of connection devices

Technical field

The present invention relates to wireless communication technology field, particularly be a kind of radio station the service of connection devices.

Background technology

The radio station is a kind of traditional means of communication; Not only technology maturation, operating distance far away, easy for installation, use simple, work is reliable relatively; And can use airborne, vehicle-mounted, the multiple mode of carrying such as bear; Can adapt to the communication requirement under land, ocean, the various complicated environmental conditions such as aerial preferably, particularly have the irreplaceable advantage of other communication modes in the emergent application scenario of voice and low-rate data transmission.Therefore; Important role is still played the part of in emergency communication fields such as operation, rescue and relief work, geological exploration from far-off regions, water conservancy exploration, scientific researches in the radio station; Enjoy the favor of departments such as the various countries military, people's air defense, government organs always, still have vast market prospect.

Continuous development along with wireless communication technology; Various wireless communication system has appearred in the wireless command scheduling field; 350 megahertzes and 800 megahertzes have been said from frequency; Say that technically branch is analog-and digital-, MPT (Motorola Phone Tools, Motolora mobilephone kit) 1327 and MPT1343 are also arranged on the agreement; Trunked radio (TETRA), special digital cluster (TETRAPOL) etc. on integrated digital enhanced network (iDEN), the road are arranged again on the Digital Clustering agreement, these different wireless command scheduling systems at present in different regions, all there is existence in different department.Now; Trans-departmental coordination, the integration communication resource, information sharing become the information communication Development Trend; Also become the inevitable requirement of vocational work to radio communication; Therefore, realize the field problem demanding prompt solutions such as becoming integrated command, emergency management and rescue, scene of the accident disposal that interconnects in different radio radio station.

The interface in radio station generally comprises: audio output interface Audio Tx, audio input interface Audio Rx, emission control interface PTT; The interface in part radio station also comprises carrier Control trunk interface COR.Wherein: when PTT (Push To Talk a, key is logical) was pressed in the radio station, the voice signal in this radio station can only be answered in other radio station; When the radio station receives the COR signal, represent that having other radio station being in transmits, voice signal can only be answered in this radio station.Also have some radio station to possess enhancement function, as: group is switched, called number switches and read function such as calling number, thereby these radio station also comprise the enhancing interface.

In the prior art because most of radio station producer does not provide and interconnects; Even providing, individual stations producer interconnects; Also can only with this radio station producer oneself the realization intercommunication is set, therefore in order to realize interstation interconnecting, need to use the radio station the service of connection devices.The non-radio station of part producer provides the radio station the service of connection devices in the prior art, but also is and the own device intercommunicating of this producer, so autgmentability is relatively poor.

Notification number is that the Chinese patent of CN2014032006Y provides a kind of mobile phone and radio station switching device; Referring to shown in Figure 1; Mainly comprise shell, power module 5, Digital audio process module 2, DSP digital signal processing module 3, DSP process software composition, signals such as external moving phone MIC, GND and outside radio station, voice signal, MIC, GND are connected to Digital audio process module 2 by DB15 interface 1; PTT, the COR signal in outside radio station are connected to DSP digital signal processing module 3 via DB15 interface 1; Outside vehicle-mounted 9 to 36V power supply inputs to power module 5 via power interface 4, and power module 5 transfers external power source to 3.3V and thinks Digital audio process module 2 and 3 power supplies of DSP digital signal processing module.The voice signal of external moving phone is connected to speech switch 6 through DB15 interface 1, and connects GND or Digital audio process module 2 through switch; Through DSP digital signal processing module 3 digital speech on both sides is carried out software filtering, level and smooth, noise reduction, analysis, identification DTMF (dual-tone multi-frequency; Dual-tone multifrequency) whether the back is opened the PTT signal and whether is supported radio station priority scheduling strategy according to the structural determination of analyzing and discern simultaneously from other direction output.This technology can only provide vehicle radio station to dock with the simple of mobile phone.

Have following problem in the service of connection devices of existing radio station: the PTT control mode in radio station is divided into multiple: the PTT in radio station is represented to press in some radio station when low level, when suspending, representes to discharge the PTT in radio station; The PTT in radio station is represented to press in some radio station when connecting, when breaking off, represent to discharge the PTT in radio station.A kind of PTT control mode before but existing radio station the service of connection devices can only be realized, can't UNICOM after a kind of radio station of PTT control mode.

Summary of the invention

The problem that the present invention solves provides a kind of radio station the service of connection devices, to realize interconnecting between the various radio station.

For addressing the above problem, the invention provides a kind of radio station the service of connection devices, comprising:

One or more radio interface modules, each radio interface module connects a radio station respectively, is used to carry out the information interaction with corresponding radio station;

The signal cache module is used for the voice messaging that receives is carried out buffer memory;

The speech detection module is used to judge whether the voice messaging of buffer memory is efficient voice information;

Signal processing module when the voice messaging that receives is efficient voice information, judges whether there is truck between said radio station and the target device, when not existing, sets up the truck between said radio station and the target device; When existing, the efficient voice information that receives is sent to said target device through said truck;

Each said radio interface module comprises: audio input interface, connect the voice output interface in corresponding radio station, and be used to receive the voice messaging in said radio station; Audio output interface, the speech input interface in connection radio station is used for to said radio station input voice messaging; The emission control output interface, the emission control interface in connection radio station; Emission control output control mode regulon connects said emission control output interface, and the control mode of regulating said emission control output interface is complementary the control mode of the emission control interface in said control mode and said radio station.

Alternatively, the control mode of the emission control interface in said radio station is that low level is effective, high level is invalid; The control mode that said emission control output control mode regulon is regulated said emission control output interface is that low level is effective, high level is invalid.

Alternatively, the control mode of the emission control interface in said radio station be short circuit effectively, open circuit invalid, the control mode that said emission control output control mode regulon is regulated said emission control output interface be short circuit effectively, open circuit invalid.

Alternatively, said radio station comprises the carrier Control trunk interface; Said radio interface module also comprises: the emission control input interface, said emission control input interface connects the carrier Control trunk interface in said radio station, is used to receive the carrier Control trunk information in said radio station.

Alternatively; Said radio interface module also comprises: emission control input signal polarity regulon; Connect said emission control input interface; Be used to regulate the signal polarity of said emission control input interface, the useful signal of the carrier Control trunk interface in said information polarity and said radio station is complementary.

Alternatively, the carrier Control trunk interface in said radio station transmission high level is represented said radio station transmission voice messaging; The signal polarity that said emission control input signal polarity regulon is regulated said emission control input interface is that high level is effective.

Alternatively, the carrier Control trunk interface in said radio station transmission low level is represented said radio station transmission voice messaging; The signal polarity that said emission control input signal polarity regulon is regulated said emission control input interface is that low level is effective.

Alternatively, said radio station the service of connection devices also comprises: Ethernet interface, connect network, and link to each other with the network equipment through said network, the voice messaging that is used between the radio station and the network equipment is mutual.

Alternatively, said Ethernet interface support H323 agreement, Session initiation Protocol (Session Initiation Protocol, SIP) or multimedia gateway control protocol (Media Gateway Control Protocol, MGCP).

Alternatively, said target device is the radio station or the network equipment.

Alternatively; The said network equipment comprises: (the Multimedia scheduling system of multimedia dispatching system; MDS), global system for mobile communications (Global System for Mobile Communications; GSM) network access equipment, GPRS (General Packet Radio Service; GPRS) network access equipment, code division multiple access (code-division multiple access; CDMA) network access equipment, be synchronous CDMA of time-division (Time Division-Synchronization Code Division Multiple Access, TD-SCDMA) network access equipment, Long Term Evolution (Long Term Evolution, LTE) network access equipment, public switch telephone network (Public Switched Telephone Network; PSTN) access device or Internet protocol (Internet Protocol, IP) phone.

Alternatively, said signal cache module comprises: the static cache unit, and its storable voice duration is the very first time; The dynamic buffering unit; Its storable voice duration was second time; When the radio interface module receives the voice messaging that sends in the radio station but before signal processing module do not set up truck; The radio interface module is stored in the voice messaging that receives earlier in the static cache unit, after the static cache unit is filled with, the follow-up voice messaging that receives is stored in the dynamic buffering unit; After setting up truck, the voice messaging in static cache unit and the dynamic buffering unit sends to target device successively; After truck between said radio station and the target device is set up; When existing, voice messaging pauses; And voice time that the static cache unit has been stored and the dead time sum between the voice messaging are during greater than the very first time; The radio interface module is stored in the voice messaging that receives after the said pause in the dynamic buffering unit, and the voice messaging in static cache unit and the dynamic buffering unit sends to target device successively.

Alternatively, said second time is greater than the said very first time.

Alternatively, said radio station comprises the enhancement function interface; Said radio interface module also comprises: expansion interface, said expansion interface connect said enhancement function interface, are used for the mutual of enhancement function information between the radio station and the network equipment; Conversion unit of protocol connects said expansion interface, is used for said enhancement function information is carried out protocol conversion.

Alternatively, said expansion interface comprises: SB9600 interface or MAP27 interface.

Alternatively, said speech detection module comprises: volume detecting unit is used to detect the volume of the voice messaging that receives; The time detecting unit; Connect said volume detecting unit; Be used to detect the continuous time of the volume of the detected voice messaging of volume detecting unit greater than threshold value, when said continuous time during greater than predetermined value, said speech detection module judges that the voice messaging that receives is an efficient voice information.

Alternatively, said speech detection module also comprises: display unit, connect said volume detecting unit and time detecting unit, and be used to show the volume and the time of detected voice messaging.

Alternatively, said speech detection module also comprises: regulon, connect said time detecting unit, and be used for said threshold value or predetermined value are made amendment.

Alternatively, said radio station comprises the carrier Control trunk interface; Said speech detection module comprises: the time detecting unit; Connect said emission control input interface; When receiving the carrier Control trunk information in radio station; The continuous time of the carrier Control trunk information that detection receives, when said continuous time during greater than predetermined value, said speech detection module judges that the voice messaging that receives is an efficient voice information.

Alternatively, said speech detection module also comprises: display unit, connect said time detecting unit, and be used to show the time of detected voice messaging.

Alternatively, said speech detection module also comprises: regulon, connect said time detecting unit, and be used for said predetermined value is made amendment.

Alternatively; Said radio station the service of connection devices also comprises: priority is provided with module; Connect said speech buffer storage module; Whether effective, whether perhaps be set to preferentially to detect the voice messaging that target device sends effective if being used to be set to preferentially to detect the voice messaging that sends in the radio station, whether perhaps be set to detect the voice messaging that just detects the radio station transmission behind the invalid certain hour of voice that target device sends effective.

Compared with prior art, technique scheme has the following advantages:

1) the radio interface module comprises emission control output control mode regulon among the present invention; The control mode of emission control output interface can be regulated in this unit; The control mode of the emission control interface in said control mode and radio station is complementary, when the control mode of the emission control interface in radio station is that low level is effective, when high level is invalid; The control mode that emission control output control mode regulon is regulated the emission control output interface is that low level is effective, and high level is invalid; When the control mode of the emission control interface in radio station is that short circuit is effective; Open circuit when invalid; The control mode that emission control output control mode regulon is regulated the emission control output interface is that short circuit is effective, and it is invalid to open circuit, and makes that the radio station the service of connection devices can compatible existing arbitrary radio station.

2) in the possibility; The signal cache module comprises static cache unit and dynamic buffering unit; Receive the voice messaging that sends in the radio station when the radio interface module but set up before channel module do not set up truck; The voice messaging that receives is stored in earlier in the static cache unit, and after the static cache unit was filled with, the follow-up voice messaging that receives was filled in the dynamic buffering unit; After setting up truck, successively the voice messaging in static cache unit and the dynamic buffering unit is sent to target device; After truck between radio station and the target device is set up; When voice time of static cache unit storage and the dead time between the voice messaging during greater than the duration stored of static cache unit; With the follow-up information stores that receives in the dynamic buffering unit; Through static cache unit and jumbo dynamic buffering unit that a smaller capacity is set, both guaranteed less time-delay between voice transmission and the reception, also guaranteed the accuracy and the integrality of interactive voice.

3) in the possibility; Comprise emission control input signal polarity regulon in the radio interface module; The signal polarity of emission control input interface can be regulated in this unit; The useful signal of the carrier Control trunk interface in information polarity and radio station is complementary, thereby when the carrier Control trunk interface transmission high level in radio station represented that voice messaging is sent in the radio station, the signal polarity that emission control input signal polarity regulon is regulated the emission control input interface was that high level is effective; When the carrier Control trunk interface transmission low level in radio station representes that voice messaging is sent in the radio station; The signal polarity that emission control input signal polarity regulon is regulated the emission control input interface is that low level is effective; Make the emission control input interface of radio station the service of connection devices to link to each other, thereby the radio station the service of connection devices can be realized the speech detection to the radio station that comprises the carrier Control trunk interface through the carrier Control trunk information that receives the radio station with the carrier Control trunk interface of any type in existing radio station.

4) in the possibility; The radio station the service of connection devices comprises that priority is provided with module; Whether this module can be set to preferentially to detect the voice messaging that sends in the radio station effective, and whether perhaps be set to preferentially to detect the voice messaging that target device sends effective, and whether perhaps be set to detect the voice messaging that just detects the radio station transmission behind the invalid certain hour of voice that target device sends effective; Thereby can carry out different settings according to user's specific requirement, improve user's experience effect.

5) in the possibility; The radio station the service of connection devices also comprises Ethernet interface; Realized that not only the voice messaging between the various dissimilar radio station is mutual, realized that also the voice messaging between the radio station and the network equipment is mutual, realized that therefore real many nets voice merge.

6) in the possibility, when the radio station also comprised the enhancement function interface, the radio station the service of connection devices comprised expansion interface and the conversion unit of protocol with this enhancement function Interface Matching, thereby can realize the control to the enhancement function in radio station.

Description of drawings

Fig. 1 is the structural representation of a kind of mobile phone of prior art and radio station switching device;

Fig. 2 is the structural representation of radio station the service of connection devices in the embodiment of the invention one;

Fig. 3 is the structural representation of the first radio interface module among Fig. 2;

Fig. 4 is the structural representation of the second radio interface module among Fig. 2;

Fig. 5 is the structural representation of radio station the service of connection devices in the embodiment of the invention two;

Fig. 6 is the structural representation of the 3rd radio interface module among Fig. 5;

Fig. 7 is the structural representation of radio station the service of connection devices in the embodiment of the invention three;

Fig. 8 is the structural representation of radio station the service of connection devices in the embodiment of the invention four;

Fig. 9 is the structural representation of the 4th radio interface module among Fig. 8.

Embodiment

For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, does detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention.

Set forth a lot of details in the following description so that make much of the present invention, implement but the present invention can also adopt other to be different from alternate manner described here, so the present invention has not received the restriction of following disclosed specific embodiment.

Said as the background technology part, exist in the service of connection devices of existing radio station can't compatible various radio station problem.In order to overcome above-mentioned defective, the invention provides a kind of radio station the service of connection devices, can compatible existing various radio station, and can realize that the many nets voice between the radio station and the network equipment merge.

The execution mode of radio station of the present invention the service of connection devices comprises:

Each said radio interface module comprises: audio input interface, connect the voice output interface in corresponding radio station, and be used to receive the voice messaging in said radio station; Audio output interface connects the speech input interface in said radio station, is used for to said radio station input voice messaging; The emission control output interface connects the emission control interface in said radio station; Emission control output control mode regulon connects said emission control output interface, and the control mode of regulating said emission control output interface is complementary the control mode of the emission control interface in said control mode and said radio station.

Radio station in this execution mode is the device that links to each other through wireless mode with communication apparatus such as hand platform or rides.As: first radio station through the service of connection devices when voice messaging is sent in second radio station, then comprise: send voice messaging to first radio station with the hand platform of the first radio station wireless connections or ride etc.; After first radio station receives voice messaging, send to second radio station through the radio station the service of connection devices; Second radio station is again to sending voice messaging with the hand platform of the second radio station wireless connections or ride etc.

Be elaborated below in conjunction with accompanying drawing.

Embodiment one

Referring to shown in Figure 2, the radio station the service of connection devices that present embodiment provides comprises:

The first radio interface module 110 connects first radio station 210, is used for the information interaction with first radio station 210;

The second radio interface module 120 connects second radio station 220, is used for the information interaction with second radio station 220;

Signal cache module 300 connects the first radio interface module 110 and the second radio interface module 120, is used for the voice messaging that receives is carried out buffer memory;

Speech detection module 400 connects signal cache module 300, is used for judging whether the voice messaging of buffer memory is efficient voice information;

Signal processing module 500; Connect speech detection module 400, the first radio interface module 110 and the second radio interface module 120; When the voice messaging that receives is efficient voice information; Judge whether there is truck between radio station and the target device, when not existing, set up the truck between radio station and the target device; When existing, the efficient voice information that receives is sent to said target device through said truck.

The radio station the service of connection devices is used for two interactive voices between the radio station in the present embodiment, and when voice messaging was sent in first radio station 210, then target device was second radio station 220; When voice messaging was sent in second radio station 220, then target device was first radio station 210.Need to prove that the voice messaging that said radio station the service of connection devices can also be used between a plurality of radio station is mutual, as: the voice messaging between the radio station more than 3 and 3 is mutual, and it is merely for example at this, should not limit protection scope of the present invention.Target device information can send to signal processing module 500 through the radio interface module that links to each other with the radio station of sending voice messaging, and then signal processing module 500 can accurately be set up the radio station of transmission voice messaging and the truck between the target device.

Referring to shown in Figure 3, first radio station 210 comprises three interfaces in the present embodiment, is respectively: the first voice output interface Audio Tx1; The first speech input interface Audio Rx1; The first emission control interface PTT1, when the level of the first emission control interface PTT1 was low level, the first emission control interface PTT1 was effective, and promptly voice can be sent in first radio station 210; When the level of the first emission control interface PTT1 was high level, the first emission control interface PTT1 was invalid, and promptly voice can not be sent in first radio station 210.

Correspondingly; The said first radio interface module 110 comprises: the first audio input interface Voice in1; Connect first voice output interface Audio Tx1 and the signal cache module 300, be used to receive the audio frequency in first radio station 210, and the audio-frequency information that receives is sent to signal cache module 300; The first audio output interface Voice out1 connects the first speech input interface Audio Rx1 and signal processing module 500, is used to receive the voice messaging that signal processing module 500 sends, and said voice messaging is sent to first radio station 210; The first emission control output interface PTT out1; Connect the first emission control interface PTT1 and signal processing module 500; Be used to receive the control information of signal processing module 500, and make the first emission control interface PTT1 be in effective status or disarmed state according to said control information; First emission control output control mode regulon (not shown); Connect signal processing module 500; Be used to regulate the control mode of the said first emission control output interface PTT out1, the control mode of the emission control interface PTT1 in said control mode and said first radio station 210 is complementary.

Particularly; Because the control mode of the first emission control interface PTT1 in first radio station 210 is that low level is effective; High level is invalid; Therefore to regulate the control mode of the said first emission control output interface PTT out1 be that low level is effective to the output of first emission control described in present embodiment control mode regulon; High level is invalid; That is: the control mode of the first emission control interface PTT1 in first radio station 210 that links to each other with the first radio interface module 110 is that low level is effective, high level is invalid, just in advance first emission control output control mode regulon is carried out programmed process, make that the radio station the service of connection devices powers on after; When if the radio station the service of connection devices sends voice to first radio station 210; Then to make the emission control interface PTT1 that wins be low level (promptly first radio station 210 need send to the voice messaging that receives and the hand platform of first radio station, 210 wireless connections or ride etc. through wireless mode, be equivalent to first radio station 210 and send voice, thereby the first emission control interface PTT1 in first radio station 210 need be in effective status) to the first emission control output interface PTT out1; When if the radio station the service of connection devices receives the voice that send in first radio station 210, then to make the emission control interface PTT1 that wins be high level to the first emission control output interface PTT out1.Need to prove; The control mode of the first emission control interface PTT1 in said first radio station 210 can also be effective for high level; Low level is invalid; Accordingly, the control mode that said first emission control output control mode regulon is regulated the said first emission control output interface PTT out1 is also effective for high level, and low level is invalid.

Participate in shown in Figure 4ly, second radio station 220 also comprises three interfaces, is respectively: the second voice output interface Audio Tx2; The second speech input interface Audio Rx2; The second emission control interface PTT2, when the second emission control interface PTT2 was short circuit, the second emission control interface PTT2 was effective, and promptly voice can be sent in second radio station 220; When the second emission control interface PTT2 when opening circuit, the second emission control interface PTT2 is invalid, promptly voice can not be sent in second radio station 220.

Correspondingly; The said second radio interface module 120 comprises: the second audio input interface Voice in2; Connect second voice output interface Audio Tx2 and the signal cache module 300, be used to receive the audio frequency in second radio station 220, and the audio frequency that receives is sent to said signal cache module 300; The second audio output interface Voice out2 connects the second speech input interface Audio Rx2 and signal processing module 500, is used to receive the voice messaging that signal processing module 500 sends, and said voice messaging is sent to second radio station 220; The second emission control output interface PTT out2; Connect the second emission control interface PTT2 and signal processing module 500; Be used to receive the control information of signal processing module 500, and make the second emission control interface PTT2 be in effective status or disarmed state according to said control information; Second emission control output control mode regulon (not shown); Connect signal processing module 500; Be used to regulate the control mode of the said second emission control output interface PTT out2, the control mode of the emission control interface PTT2 in said control mode and said second radio station 220 is complementary.

Because the control mode of the second emission control interface PTT2 in second radio station 220 is that short circuit is effective; It is invalid to open circuit; Therefore to regulate the control mode of the said second emission control output interface PTT out2 be that short circuit is effective to the output of second emission control described in present embodiment control mode regulon; It is invalid to open circuit, that is: the control mode of the second emission control interface PTT2 in second radio station 220 that links to each other with the second radio interface module 120 is that short circuit is effective, and it is invalid to open circuit; Just in advance second emission control output control mode regulon is carried out programmed process; After making that the radio station the service of connection devices powers on, if the radio station the service of connection devices is when voice are sent in second radio station 220, then the second emission control output interface PTT out2 makes that the second emission control interface PTT2 is short circuit; If when the radio station the service of connection devices received the voice that send in second radio station 220, then the second emission control output interface PTT out2 made the second emission control interface PTT2 for opening circuit.Need to prove; The control mode of the second emission control interface PTT2 in said second radio station 220 can also for open circuit effectively, short circuit is invalid; Accordingly, said second emission control output control mode regulon regulates that the control mode of the said second emission control output interface PTT out2 is also effective for opening circuit, short circuit is invalid.

Particularly; Audio input interface, audio output interface and emission control output interface in above-mentioned each radio interface module can adopt a DB15 interface to realize jointly; Be to comprise two DB15 interfaces in the present embodiment, audio input interface, audio output interface and emission control output interface are provided respectively on each DB15 interface.Said first emission control output control mode regulon and said second emission control output control mode regulon can be respectively by realizations such as a single-chip microcomputer or arm processors; This single-chip microcomputer or arm processor can be through the message transmission of a UART (Universal Asynchronous Receiver/Transmitter, universal asynchronous reception/dispensing device) interface realization with signal processing module 500.For example, through the message transmission of single-chip microcomputer and signal processing module 500, realization is regulated the control mode of the emission control output interface that the DB15 interface provides.

Wherein, said signal cache module 500 can comprise: the static cache unit, connect the first audio input interface Voice in1 and the second audio input interface Voice in2, and its storable voice duration is the very first time; The dynamic buffering unit; Connect the static cache unit; Its storable voice duration was second time, when the radio interface module receives the voice messaging that sends in the radio station but before signal processing module 500 do not set up truck, the radio interface module was stored in the voice messaging that receives earlier in the static cache unit; After the static cache unit is filled with; The follow-up voice messaging that receives is stored in the dynamic buffering unit, and after setting up truck, the voice messaging in static cache unit and the dynamic buffering unit sends to target device successively; After truck between said radio station and the target device is set up; When existing, voice messaging pauses; And voice time that the static cache unit has been stored and the dead time between the voice messaging are during greater than the very first time; The radio interface module is stored in the follow-up voice messaging that receives in the dynamic buffering unit, and the voice messaging in static cache unit and the dynamic buffering unit sends to target device successively.

After setting up truck, when in the middle of the voice messaging that sends pause being arranged, as there being the pause of comma in " laying down arms; lift hand "; After the capacity sum of voice capacity of storing in the static cache unit and pause is greater than the very first time, will use the dynamic buffering unit so, promptly detect words power afterwards and discharge " laying down arms "; This moment is correct for the punctuate that guarantees voice; The radio interface module can not be added to " lifting hand " in the static cache unit, but will deposit static cache unit and dynamic buffering unit in the quiet bag of the same capacity that pauses earlier, adds to " lifting hand " in the dynamic buffering unit again.

The very first time can be 100ms (millisecond)～500ms, and second time can be 0ms～5000ms.Preferably, said second time is greater than 500ms and be less than or equal to 5000ms, that is: said second time is greater than the said very first time, as: the very first time is 300ms, and second time was 1000ms.

The module of speech detection described in the present embodiment 400 comprises: volume detecting unit, connect signal cache module 300, and be used to detect the volume of the voice messaging that receives; The time detecting unit; Connect volume detecting unit and signal processing module 500; Be used to detect the continuous time of the volume of the detected voice messaging of volume detecting unit greater than threshold value; When said continuous time during greater than predetermined value, said speech detection module 400 judges that the voice messaging that receives is an efficient voice information, and said efficient voice information is sent to signal processing module 500.

In addition, said speech detection module 400 can also comprise: display unit, connect said volume detecting unit and time detecting unit, and be used to show the volume and the time of detected voice messaging; Regulon, the connect hours detecting unit is used to obtain the information that is provided with to said threshold value or predetermined value, and said threshold value or predetermined value in the time detecting unit are made amendment.

Speech detection module 400 needs to detect the volume and the time of the voice messaging that receives in the present embodiment; Have only when the volume of the voice messaging that receives surpasses predetermined value greater than duration of threshold value; Just think and receive valid voice information; Thereby avoided extraneous noise jamming, guaranteed the accuracy of speech detection.Need to prove that the concrete value of said threshold value and said predetermined value can be adjusted at any time.For example: when the speech volume that receives greater than current threshold value, but user's audibility then can improve said threshold value when very poor.

Said radio station the service of connection devices can also comprise: priority is provided with the module (not shown); Connect speech buffer storage module 300; Whether be used to be set to preferentially to detect the voice messaging that sends in first radio station 210 effective; Whether the voice messaging that perhaps is set to preferential detection second radio station, 220 transmissions is effective; Be set to perhaps to detect whether just detect the voice messaging that sends in second radio station 220 behind the invalid certain hour of voice that sends in first radio station 210 effective, thereby can carry out different settings according to user's specific requirement, raising user's experience effect.Particularly, can before use the radio station the service of connection devices,, priority be provided with module carry out corresponding programmed process according to demand.

The radio station the service of connection devices can also comprise the indicator light (not shown) in the present embodiment, connects signal processing module, and what be used for indicating present transmission voice is first radio station 210 or second radio station 220 etc.

Below to send voice messagings with first radio station 210 to second radio station 220 be example, the course of work of voice communication between the service of connection devices realization radio station, radio station be described:

1) priority is provided with module whether the voice that send in preferential detection first radio station 210 are set effective; Thereby in the process of speaking simultaneously in follow-up first radio station 210 and second radio station 220; Whether the voice that send in the preferential detection of radio station the service of connection devices first radio station 210 are effective, and when effective, then the voice with first radio station 210 send to second radio station 220; Thereby guaranteed the accuracy of first radio station, 210 user's communications, reduced the difficulty of its operation.

2) when first radio station 210 when voice messagings are sent in second radio station 220; The first radio interface module 110 is through the first voice output interface Audio Tx1 receiving speech information of the first audio input interface Voice in1 from first radio station 210, and the voice messaging in first radio station 210 that will receive sends to signal cache module 300 and carries out buffer memory;

3) speech buffer storage module 300 sends to speech detection module 400 with the voice messaging of buffer memory; Whether speech detection module 400 is efficient voice information through the time of the voice messaging of detection buffer memory and the voice messaging that volume is judged buffer memory; When being efficient voice information, speech detection module 400 sends to signal processing module 500 with valid voice information;

When 4) signal processing module 500 receives efficient voice information, judge between two radio station whether have truck, when not existing, set up two trucks between the radio station; When existing; The efficient voice information that receives is sent to said second radio station 220 through said truck; Particularly; Make the second emission control interface PTT2 be in effective status (being short-circuit condition), thereby signal processing module 500 send to the voice that receive among the second speech input interface Audio Rx2 in second radio station 220 through the second audio output interface Voice out2.

So far, the voice messaging with first radio station 210 sends to second radio station 220.

Each radio interface module comprises emission control output control mode regulon in the present embodiment; The control mode of emission control output interface can be regulated in this unit; The control mode of the emission control interface in said control mode and radio station is complementary, when the control mode of the emission control interface in radio station is that low level is effective, when high level is invalid; The control mode that emission control output control mode regulon is regulated the emission control output interface is that low level is effective, and high level is invalid; When the control mode of the emission control interface in radio station is that short circuit is effective; Open circuit when invalid; The control mode that emission control output control mode regulon is regulated the emission control output interface is that short circuit is effective, and it is invalid to open circuit, and makes that the radio station the service of connection devices can compatible existing arbitrary radio station.

When carrying out speech buffer storage, only have static cache in the prior art, when static cache was bigger, the time-delay between just can causing sending and receiving was bigger, thereby influences calling quality; When static cache is smaller, the phenomenon of loss of voice just can take place, thereby can influence the accuracy of conversation.And signal cache module 300 comprises static cache unit and dynamic buffering unit in the present embodiment; Through static cache unit and jumbo dynamic buffering unit that a smaller capacity is set; Both guarantee less time-delay between voice transmission and the reception, also guaranteed the accuracy and the integrality of interactive voice.

Embodiment two

Referring to shown in Figure 5, the radio station the service of connection devices that this instance provides comprises:

The 3rd radio interface module 130 connects the 3rd radio station 230, is used for the information interaction with the 3rd radio station 230;

Signal cache module 300 connects the first radio interface module 110, the second radio interface module 120 and the 3rd radio interface module 130, is used for the voice messaging that receives is carried out buffer memory;

Speech detection module 400 connects signal cache module 300 and the 3rd radio interface module 130, is used for judging whether the voice messaging of buffer memory is efficient voice information;

Signal processing module 500; Connect speech detection module 400, the first radio interface module 110, the second radio interface module 120 and the 3rd radio interface module 130; When the voice messaging that receives is efficient voice information; Judge whether there is truck between radio station and the target device, when not existing, set up the truck between radio station and the target device; When existing, the efficient voice information that receives is sent to said target device through said truck.

The radio station the service of connection devices is used for the interactive voice between first radio station 210, second radio station 220 and the 3rd radio station 230 in the present embodiment, and when voice messagings were sent in first radio station 210, then target device can be second radio station 220 or the 3rd radio station 230; When voice messaging was sent in second radio station 220, then target device can be first radio station 210 or the 3rd radio station 230; When voice messaging was sent in the 3rd radio station 230, then target device can be first radio station 210 or second radio station 220.

Referring to shown in Figure 6, the 3rd radio station 230 comprises four interfaces described in the present embodiment, is respectively: the 3rd voice output interface Audio Tx3; The 3rd speech input interface Audio Rx3; The 3rd emission control interface PTT3, when the level of the 3rd emission control interface PTT3 was low level, the 3rd emission control interface PTT3 was effective, and promptly voice can be sent in the 3rd radio station 230; When the level of the 3rd emission control interface PTT3 was high level, the 3rd emission control interface PTT3 was invalid, and promptly voice can not be sent in the 3rd radio station 230; The 3rd carrier Control trunk interface COR3 when the 3rd emission control interface PTT3 is effective, is used for outwards sending the carrier Control trunk information of high level, when the 3rd emission control interface PTT3 is invalid, is used for outwards sending low level signal.

Accordingly; The 3rd radio interface module 130 comprises described in the present embodiment: the 3rd audio input interface Voice in3; Connect the 3rd voice output interface Audio Tx3 and signal cache module 300; Be used to receive the audio frequency in the 3rd radio station 230, and the audio-frequency information that receives is sent to signal cache module 300; The 3rd audio output interface Voice out3 connects the 3rd speech input interface Audio Rx3 and signal processing module 500, is used to receive the voice messaging that signal processing module 500 sends, and said voice messaging is sent to the 3rd radio station 230; The 3rd emission control input interface PTT in3; Connect the 3rd carrier Control trunk interface COR3 and speech detection module 400; Be used to receive the carrier Control trunk information in the 3rd radio station 230, and the carrier Control trunk information that receives is sent to speech detection module 400; The 3rd emission control output interface PTT out3 connects the 3rd emission control interface PTT3 and signal processing module 500, is used to receive the control information of signal processing module 500, and to control the 3rd emission control interface PTT3 be effective status or disarmed state; The 3rd emission control input signal polarity regulon (not shown); Connect signal processing module 500; Be used to regulate the signal polarity of said the 3rd emission control input interface PTT in3, the useful signal of the 3rd carrier Control trunk interface COR3 in said information polarity and the 3rd radio station 230 is complementary; The 3rd emission control output control mode regulon (not shown); Connect signal processing module 500; Be used to regulate the control mode of said the 3rd emission control output interface PTT out3, the control mode of the emission control interface PTT3 in said control mode and said the 3rd radio station 230 is complementary.

Compare with embodiment one; Increased by the 3rd radio interface module 130 in the present embodiment; And because the 3rd radio station 230 has increased by the 3rd carrier Control trunk interface COR3, therefore the 3rd radio interface module 130 has increased the 3rd emission control input interface PTT in3 and the 3rd emission control input signal polarity regulon; In addition, the voice messaging that send in 400 pairs the 3rd radio station of speech detection module 230 also only carries out time detecting, detects and need not to carry out volume.

Because sending high level, the 3rd carrier Control trunk interface COR3 in the 3rd radio station 230 representes the 3rd radio station 230 transmission voice messagings; Therefore to regulate the signal polarity of said the 3rd emission control input interface PTT in3 be that high level is effective to the 3rd emission control input signal polarity regulon described in the present embodiment; That is: the 3rd radio station 230 that links to each other with the 3rd radio interface 130 comprises the 3rd carrier Control trunk interface COR3; And the 3rd carrier Control trunk interface COR3 is that high level is when effective; Then in advance said the 3rd emission control input signal polarity regulon is carried out programmed process; After making that the radio station the service of connection devices powers on, when the 3rd radio station 230 when the radio station the service of connection devices sends voice, the 3rd carrier Control trunk interface COR3 can send high level to the 3rd emission control input interface PTT in3; When the 3rd radio station 230 not when the radio station the service of connection devices sends voice, the 3rd carrier Control trunk interface COR3 can send low level to the 3rd emission control input interface PTT in3.

Need to prove; The 3rd carrier Control relay and control interface COR3 in the 3rd radio station 230 can also send low level and represent the 3rd radio station 230 transmission voice messagings; At this moment, said the 3rd emission control input signal polarity regulon signal polarity of regulating said the 3rd emission control input interface PTT in3 is that low level is effective.

Need to prove; The first radio interface module 110 and the second radio interface module 120 also can comprise emission control input interface and emission control input signal polarity regulon; Just because first radio station 210 that links to each other with the first radio interface module 110 this moment does not comprise the carrier Control trunk interface with second radio station 220 that links to each other with the second radio interface module 120; So it is vacant that the emission control input interface of the first radio interface module 110 and the second radio interface module 120 needs, and emission control input information polarity regulon also is in idle state.

Particularly; Audio input interface Voice in above-mentioned each radio interface module, audio output interface Voice out, emission control input interface PTT in and emission control output interface PTT out can adopt a DB15 interface to realize; Be to comprise two DB15 interfaces in the present embodiment, audio input interface Voice in, audio output interface Voice out, emission control input interface PTT in and emission control output interface PTT out are provided respectively on each DB15 interface.Said first emission control output control mode regulon and the said first emission control input signal polarity regulon can be jointly by realizations such as a single-chip microcomputer or arm processors; Said second emission control output control mode regulon and the said second emission control input signal polarity regulon also can be jointly by realizations such as a single-chip microcomputer or arm processors.Each said single-chip microcomputer or arm processor can be through the message transmission of a UART (Universal Asynchronous Receiver/Transmitter, universal asynchronous reception/dispensing device) interface realization with signal processing module 500.For example, through the message transmission of single-chip microcomputer and signal processing module 500, the control mode of the emission control input interface of realizing the DB15 interface is provided is regulated the control mode adjusting with the emission control output interface.

The 3rd radio station 230 comprises the 3rd carrier Control trunk interface COR3; Therefore said speech detection module 400 is when the voice messaging that the 3rd radio station 230 is sent detects; Comprise: the time detecting unit connects said the 3rd emission control input interface PTT in3 and signal cache module 300, when receiving the carrier Control trunk information in the 3rd radio station 230; The continuous time of the carrier Control trunk information that detection receives; When said continuous time during, judge that the voice messaging that receives is an efficient voice information, and said efficient voice information is sent to signal processing module 500 greater than predetermined value.In addition, said speech detection module 400 can also comprise: display unit, connect said time detecting unit, and be used to show the time of detected voice messaging; Regulon, the connect hours detecting unit is used for said predetermined value is made amendment.

When the radio station comprises the carrier Control trunk interface; Speech detection module 400 is used to detect the continuous time of the carrier Control trunk information that receives; Have only when said continuous time during greater than predetermined value when (as: 200ms), think that just the voice messaging that receives is an efficient voice information.Through detection, can prevent the error message of sending, thereby guarantee the accuracy of speech detection because of the shake of the carrier Control trunk interface in radio station to time of the carrier Control trunk information that receives.Need to prove that the concrete value of said predetermined value can be adjusted at any time, the mode of specifically adjusting repeats no more at this with embodiment one.

Below to send voice messagings with the 3rd radio station 210 to second radio station 220 be example, the course of work of voice communication between the service of connection devices realization radio station, radio station be described:

1) priority is provided with module whether the voice that send in preferential detection the 3rd radio station 230 are set effective; Thereby in the process of speaking simultaneously in follow-up the 3rd radio station 230 and second radio station 220; Whether the voice that send in the preferential detection of radio station the service of connection devices the 3rd radio station 230 are effective, and when effective, then the voice with the 3rd radio station 230 send to second radio station 220; Thereby guaranteed the accuracy of the 3rd radio station 230 user's communications, reduced the difficulty of its operation.

2) when the 3rd radio station 230 when voice messagings are sent in second radio station 220; The 3rd radio interface module 130 is through the three voice output interface Audio Tx3 receiving speech information of the 3rd audio input interface Voice in3 from the 3rd radio station 230; And the voice messaging in the 3rd radio station 230 that will receive sends to signal cache module 300 and carries out buffer memory, and the 3rd carrier Control trunk interface COR3 in the 3rd radio station 230 can send the carrier Control trunk information of high level to the 3rd emission control input interface PTT in3 simultaneously;

Whether what 3) speech detection module 400 judged that the 3rd radio station sends through the time of the carrier Control trunk information that receives is efficient voice information; When being efficient voice information, then said efficient voice information is sent to signal processing module 500 through speech detection module 400;

When 4) signal processing module 500 receives efficient voice information, judge whether there is truck between two, when not existing, set up two trucks between the radio station; When existing; The efficient voice information that receives is sent to said second radio station 220 through said truck; Particularly; Make the second emission control interface PTT2 be in effective status, send among the second speech input interface Audio Rx2 in second radio station 220 through the second audio output interface Voice out2 thereby the radio station the service of connection devices will receive voice.

So far, the voice messaging with the 3rd radio station 230 sends to second radio station 220.

Comprise emission control input signal polarity regulon in the radio interface module of present embodiment; The signal polarity of emission control input interface can be regulated in this unit; The useful signal of the carrier Control trunk interface in information polarity and radio station is complementary; Thereby when the carrier Control trunk interface transmission high level in radio station represented that voice messaging is sent in the radio station, the signal polarity that emission control input signal polarity regulon is regulated the emission control input interface was that high level is effective; When the carrier Control trunk interface transmission low level in radio station representes that voice messaging is sent in the radio station; The signal polarity that emission control input signal polarity regulon is regulated the emission control input interface is that low level is effective; Make the emission control input interface of radio station the service of connection devices to link to each other, thereby the radio station the service of connection devices can be realized the speech detection to the radio station that comprises the carrier Control trunk interface through the carrier Control trunk information that receives the radio station with the carrier Control trunk interface of any type in existing radio station.

Embodiment three

Referring to shown in Figure 7, the radio station the service of connection devices that present embodiment provides comprises:

Signal processing module 500; Connect speech detection module 400, the first radio interface module 110, the second radio interface module 120 and the 3rd radio interface module 130; When the voice messaging that receives is efficient voice information; Judge whether there is truck between radio station and the target device, when not existing, set up the truck between radio station and the target device; When existing, the efficient voice information that receives is sent to said target device through said truck;

Ethernet interface 600 connects network 700, signal cache module 300 and signal processing module 500, links to each other with the network equipment 800 through network 700, and the voice messaging that is used between the radio station and the network equipment is mutual.

Compare with embodiment two, present embodiment has increased Ethernet interface 600, so target device can be the radio station, also can be the network equipment 800.

Wherein, said Ethernet interface can be supported H323 agreement, Session Initiation Protocol or MGCP agreement, and Ethernet interface supports that Session Initiation Protocol is an example in the present embodiment, and it is not taken in this restriction protection scope of the present invention.

Particularly, the said network equipment 800 can comprise: multimedia dispatching system, GSM network access equipment, GPRS network access device, cdma network access device, TD-SCDMA network access equipment, LTE network access equipment, public switch telephone network access device or IP phone.The network equipment described in the present embodiment 800 is IP phone 810 and GSM mobile handset 820, and it is merely for example at this, should not limit protection scope of the present invention.

The radio station the service of connection devices also can comprise a plurality of indicator light (not shown)s in the present embodiment, connects signal processing module 500, is used for indicating Ethernet interface whether to connect respectively, what send voice at present is the radio station or the network equipment etc.

Need to prove; When the information interaction of carrying out between the radio station, before truck was not set up, the voice messaging that send in the radio station generally only was stored in the static storage cell; This is that it is smaller therefore to delay time owing to need not the return information as the radio station of target device.Similarly, when the network equipment 800 before the radio station is sent voice messaging and is not set up truck because this moment, the network equipment 800 need not the return information in radio station, it is smaller therefore to delay time, thus the speech buffer storage of the network equipment 800 gets final product in the static cache unit.

Had only the radio station of working as before the network equipment 800 sends voice messagings and do not set up truck; Just can the voice that send in the radio station successively be stored in static cache unit and the dynamic buffering unit; This is when requiring the truck of the foundation and the network equipment 800 owing to the radio station; Need the answer of replying of the network equipment 800, thereby time-delay is bigger, the insufficient space of static cache unit.

It below all is the information cache when not setting up truck; After setting up truck, no matter be that voice messaging is sent to the network equipment 800 in the radio station, or the network equipment 800 sends voice messaging to the radio station; Or voice messaging is sent to the radio station in the radio station; When in the middle of the voice messaging that sends pause being arranged, as long as the time sum of voice time of storing in the static cache unit and pause will be used the dynamic buffering unit greater than after the very first time.

Below to send voice messagings with first radio station 210 to GSM mobile handset 820 be example, the course of work of voice communication between the service of connection devices realization radio station, radio station and the network equipment 800 be described:

1) priority is provided with module whether be set to detect the voice messaging that just detects 210 transmissions of first radio station behind the invalid certain hour of voice that GSM mobile handset 820 sends effective; As: after GSM mobile handset 820 stops to send voice messaging 2s; Whether just detect the voice messaging that sends in first radio station 210 effective; Thereby guaranteed the accuracy of GSM mobile handset 820 user's communications, reduced the difficulty of its operation.

2) the first radio interface module 110 is through the first voice output interface Audio Tx1 receiving speech information of the first audio input interface Voice in1 from first radio station 210; And the voice messaging in first radio station 210 that will receive sends to signal cache module 300 and carries out buffer memory; Particularly; Earlier said voice messaging is buffered in the static cache unit; Because need to wait for the answer of replying of GSM mobile handset 820, therefore after the static cache unit was filled with, the first radio interface module 110 was buffered in follow-up voice messaging in the dynamic buffering unit;

3) when receive GSM mobile handset 820 reply answer after; Voice messaging in static cache unit and the dynamic buffering unit sends to the validity detection that speech detection module 400 is carried out voice successively; When being efficient voice, said efficient voice is sent to signal processing module 500;

When 4) signal processing module 500 receives efficient voice information, judge between first radio station 210 and the GSM mobile handset 820 whether have truck, when not existing, set up the truck between first radio station 210 and the GSM mobile handset 820; When existing, the efficient voice information that receives is sent to GSM mobile handset 820 through Ethernet interface 600 and network 700 successively.

So far, the voice messaging with first radio station 210 sends to GSM mobile handset 820.

Present embodiment has realized that not only the voice messaging between the various dissimilar radio station is mutual, has realized that also the voice messaging between the radio station and the network equipment is mutual, has realized that therefore real many nets voice merge.

Embodiment four

Referring to shown in Figure 8, the radio station the service of connection devices that present embodiment provides comprises:

The 4th radio station connects the 4th radio station 240 to connection module 140, is used for the information interaction with the 4th radio station 240;

Signal cache module 300 connects the first radio interface module 110, the second radio interface module 120, the 3rd radio interface module 130 and the 4th radio interface module 140, is used for the voice messaging that receives is carried out buffer memory;

Signal processing module 500; Connect speech detection module 400, the first radio interface module 110, the second radio interface module 120, the 3rd radio interface module 130 and the 4th radio interface module 140; When the voice messaging that receives is efficient voice information; Judge whether there is truck between radio station and the target device, when not existing, set up the truck between radio station and the target device; When existing, the efficient voice information that receives is sent to said target device through said truck;

Ethernet interface 600 connects network 700, signal cache module 300 and signal processing module 500, and links to each other with the network equipment 800 through network 700, and the voice messaging that is used between the radio station and the network equipment 800 is mutual.

The radio station the service of connection devices is used for the interactive voice between first radio station 210, second radio station 220, the 3rd radio station 230 and the 4th radio station 240 and the network equipment 800 in the present embodiment; When voice messagings were sent in first radio station 210, then target device can be second radio station 220, the 3rd radio station 230, the 4th radio station 240 or the network equipment 800; When voice messagings were sent in second radio station 220, then target device can be first radio station 210, the 3rd radio station 230, the 4th radio station 240 or the network equipment 800; When voice messagings were sent in the 3rd radio station 230, then target device can be first radio station 210, second radio station 220, the 4th radio station 240 or the network equipment 800; When voice messagings were sent in the 4th radio station 240, then target device can be first radio station 210, second radio station 220, the 3rd radio station 230 or the network equipment 800.

Referring to shown in Figure 9, the 4th radio station 240 comprises five interfaces described in the present embodiment, is respectively: the 4th voice output interface Audio Tx4; The 4th speech input interface Audio Rx4; The 4th emission control interface PTT4, when the level of the 4th emission control interface PTT4 was low level, the 4th emission control interface PTT4 was effective, and promptly voice can be sent in the 4th radio station 240; When the level of the 4th emission control interface PTT4 was low level, the 4th emission control interface PTT4 was invalid, and promptly voice can not be sent in the 4th radio station 240; The 4th carrier Control trunk interface COR4 when the 4th emission control interface PTT4 is effective, is used for outwards sending the carrier Control trunk information of high level, when the 4th emission control interface PTT4 is invalid, is used for outwards sending low level signal; The 4th enhancement function interface EN4; Link to each other with the enhancement function module in the 4th radio station 240; Said enhancement function module provides switch groups, switch called number or receive the function of calling number, the information that said the 4th enhancement function interface EN4 is used to receive or transmission is relevant with the enhancement function in said the 4th radio station 240.

Accordingly; The 4th radio interface module 140 comprises described in the present embodiment: the 4th audio input interface Voice in4; Connect the 4th voice output interface Audio Tx4 and signal cache module 300; Be used to receive the audio frequency in the 4th radio station 240, and the audio-frequency information that receives is sent to signal cache module 300; The 4th audio output interface Voice out4 connects the 4th speech input interface Audio Rx4 and signal processing module 500, is used to receive the voice messaging that signal processing module 500 sends, and said voice messaging is sent to the 4th radio station 240; The 4th emission control input interface PTT in4; Connect the 4th carrier Control trunk interface COR4 and speech detection module 400; Be used to receive the carrier Control trunk information in the 4th radio station 240, and the carrier Control trunk information that receives is sent to speech detection module 400; The 4th emission control output interface PTT out4 connects the 4th emission control interface PTT4 and signal processing module 500, is used to receive the control information of signal processing module 500, and control is to the audio frequency output in the 4th radio station 240; The 4th emission control input signal polarity regulon (not shown); Connect signal processing module 500; Be used to regulate the signal polarity of said the 4th emission control input interface PTT in4, the useful signal of the carrier Control trunk interface COR in said information polarity and the 4th radio station 240 is complementary; The 4th emission control output control mode regulon (not shown); Connect signal processing module 500; Be used to regulate the control mode of said the 4th emission control output interface PTT out4, the control mode of the emission control interface PTT4 in said control mode and said the 4th radio station 240 is complementary; The 4th expansion interface EX4 connects the 4th enhancement function interface EN4, is used to transmit the relevant information of enhancement function information with said the 4th radio station 240; The 4th conversion unit of protocol connects said the 4th expansion interface EX4 and signal processing module 500, is used for said function information is carried out protocol conversion.As: when the network equipment 800 sends when strengthening control informations to the 4th radio station 240; Said enhancing control information arrives after the 4th conversion unit of protocol through Ethernet interface 600 and signal processing module 500; The 4th conversion unit of protocol is the 4th radio station 240 corresponding protocols types with said enhancing control information from the network equipment 800 corresponding protocols type conversion; And the enhancing control information after will changing sends to the 4th enhancement function interface EX4 through the 4th expansion interface EN4; And then be transferred to the enhancement function module in the 4th radio station 240, accomplish the enhancing control in 800 pairs the 4th radio station 240 of the network equipment by said enhancement function module.

Particularly, said the 4th emission control output control mode regulon, said the 4th emission control input signal polarity regulon and said the 4th expansion interface EX4 can be jointly by realizations such as a single-chip microcomputer or arm processors.Said single-chip microcomputer or arm processor can be through the message transmission of a UART interface realization with signal processing module 500.For example, through the message transmission of single-chip microcomputer and signal processing module 500, the control mode of the emission control input interface of realizing the DB15 interface is provided is regulated, the 4th expansion interface EX4 etc. is regulated and provided to the control mode of emission control output interface.

Need to prove; In other embodiments of the invention; Other three radio interface modules also can comprise expansion interface, conversion unit of protocol etc. respectively; But because the radio station that is attached thereto does not comprise the enhancement function interface, so the expansion interface of other three radio interface modules need be vacant, and the conversion unit of protocol of other three radio interface modules also is in idle state.

The said expansion interface that said single-chip microcomputer or ARM provide comprises: SB9600 interface or MAP27 interface, its type of specifically choosing want the type of connected radio station enhancement function interface identical.Identical physical characteristic, electrical characteristic and the interface protocol of being meant of said type is identical respectively.Wherein: MAP27 (Mobile Access Protocol for MPT1327 equipment is for the mobile access protocol of MPT1327 equipment) agreement be the cluster radio station of organizing to set up by international UADG with data terminal between local interface specification of communicating by letter.Under the wireless clustered system network environment,, can let data terminal control cluster radio station carry out audio call and short data transmission etc. through the MAP27 agreement.The SB9600 interface satisfies a kind of serial bus protocol of Motorola Inc..

Below to send the switch groups control informations with the network equipment 800 (as: MDS of multimedia dispatching system) to the 4th radio station 240 be example, explain that the radio station the service of connection devices realizes controlling the course of work of radio station switch groups:

1) MDS orders to signal processing module 500 through Ethernet interface 600 transmissions the 4th radio station 240 switch groups, after signal processing module 500 is received said order, sends the response that receives orders to MDS through Ethernet interface 600.

2) signal processing module 500 sends to conversion unit of protocol with said order and carries out protocol conversion; And the said order after will changing sends to the 4th enhancement function interface EN4 in the 4th radio station through the 4th expansion interface EX4; And then accomplish switch groups by the enhancement function module in the 4th radio station 240 and operate, and the information that the transmission switching is accomplished sends to signal processing module 500 through the 4th expansion interface EX4 and conversion unit of protocol;

3) signal processing module 500 sends to MDS through the information that Ethernet interface 600 will switch completion, and MDS sends response messages through Ethernet interface to signal processing module 500.

Below be example to read the 4th radio station 240 calling numbers, explain that the radio station the service of connection devices realizes reading the course of work of calling number:

1) signal processing module 500 receives the incoming call signaling and corresponding calling number in the 4th radio station 240 through conversion unit of protocol and the 4th expansion interface EX4, and signal processing module 500 sends response through conversion unit of protocol and the 4th expansion interface EN4 to the 4th radio station 240;

2) signal processing module 500 generates corresponding dtmf signal according to calling number, sends to network 700 through Ethernet interface 600, makes a call to the corresponding network equipment 800 of calling number with realization.

Present embodiment is supported the two-stage dialing function of the 4th radio station 240 and the network equipment 800 respectively, promptly can also can call out the 4th radio station 240 from the network equipment 800 from the communication equipment of the 4th radio station 240 call network equipment 800, has finally improved the availability of system.

The radio station comprises the enhancement function interface in the present embodiment, and the radio interface module also comprises expansion interface and the conversion unit of protocol with this enhancement function Interface Matching, thereby can realize the control to the enhancement function in radio station.

Though oneself discloses the present invention as above with preferred embodiment, the present invention is defined in this.Any those skilled in the art are not breaking away from the spirit and scope of the present invention, all can do various changes and modification, so protection scope of the present invention should be as the criterion with claim institute restricted portion.

Claims

1. a radio station the service of connection devices is characterized in that, comprising:

2. radio station as claimed in claim 1 the service of connection devices is characterized in that, the control mode of the emission control interface in said radio station is that low level is effective, high level is invalid; The control mode that said emission control output control mode regulon is regulated said emission control output interface is that low level is effective, high level is invalid.

3. radio station as claimed in claim 1 the service of connection devices; It is characterized in that; The control mode of the emission control interface in said radio station be short circuit effectively, open circuit invalid, the control mode that said emission control output control mode regulon is regulated said emission control output interface be short circuit effectively, open circuit invalid.

4. radio station as claimed in claim 1 the service of connection devices is characterized in that said radio station comprises the carrier Control trunk interface; Said radio interface module also comprises: the emission control input interface, said emission control input interface connects the carrier Control trunk interface in said radio station, is used to receive the carrier Control trunk information in said radio station.

5. radio station as claimed in claim 4 the service of connection devices; It is characterized in that; Said radio interface module also comprises: emission control input signal polarity regulon; Connect said emission control input interface, the signal polarity that is used to regulate said emission control input interface is complementary the useful signal of the carrier Control trunk interface in said information polarity and said radio station.

6. radio station as claimed in claim 5 the service of connection devices is characterized in that, the carrier Control trunk interface in said radio station sends high level and representes said radio station transmission voice messaging; The signal polarity that said emission control input signal polarity regulon is regulated said emission control input interface is that high level is effective.

7. radio station as claimed in claim 5 the service of connection devices is characterized in that, the carrier Control trunk interface in said radio station sends low level and representes said radio station transmission voice messaging; The signal polarity that said emission control input signal polarity regulon is regulated said emission control input interface is that low level is effective.

8. radio station as claimed in claim 1 the service of connection devices is characterized in that, also comprises: Ethernet interface, connect network, and link to each other with the network equipment through said network, the voice messaging that is used between the radio station and the network equipment is mutual.

9. radio station as claimed in claim 8 the service of connection devices is characterized in that, said Ethernet interface is supported H323 agreement, Session Initiation Protocol or MGCP agreement.

10. radio station as claimed in claim 8 the service of connection devices is characterized in that, said target device is the radio station or the network equipment.

11. radio station as claimed in claim 10 the service of connection devices; It is characterized in that the said network equipment comprises: multimedia dispatching system, GSM network access equipment, GPRS network access device, cdma network access device, TD-SCDMA network access equipment, LTE network access equipment, public switch telephone network access device or IP phone.

12. radio station as claimed in claim 1 the service of connection devices is characterized in that, said signal cache module comprises: the static cache unit, and its storable voice duration is the very first time; The dynamic buffering unit; Its storable voice duration was second time; When the radio interface module receives the voice messaging that sends in the radio station but before signal processing module do not set up truck; The radio interface module is stored in the voice messaging that receives earlier in the static cache unit, after the static cache unit is filled with, the follow-up voice messaging that receives is stored in the dynamic buffering unit; After setting up truck, the voice messaging in static cache unit and the dynamic buffering unit sends to target device successively; After truck between said radio station and the target device is set up; When existing, voice messaging pauses; And voice time that the static cache unit has been stored and the dead time sum between the voice messaging are during greater than the very first time; The radio interface module is stored in the voice messaging that receives after the said pause in the dynamic buffering unit, and the voice messaging in static cache unit and the dynamic buffering unit sends to target device successively.

13. radio station as claimed in claim 12 the service of connection devices is characterized in that, said second time is greater than the said very first time.

14. radio station as claimed in claim 8 the service of connection devices is characterized in that said radio station comprises the enhancement function interface; Said radio interface module also comprises: expansion interface, said expansion interface connect said enhancement function interface, are used for the mutual of enhancement function information between the radio station and the network equipment; Conversion unit of protocol connects said expansion interface, is used for said enhancement function information is carried out protocol conversion.

15. radio station as claimed in claim 14 the service of connection devices is characterized in that, said expansion interface comprises: SB9600 interface or MAP27 interface.

16. radio station as claimed in claim 1 the service of connection devices is characterized in that, said speech detection module comprises: volume detecting unit is used to detect the volume of the voice messaging that receives; The time detecting unit; Connect said volume detecting unit; Be used to detect the continuous time of the volume of the detected voice messaging of volume detecting unit greater than threshold value, when said continuous time during greater than predetermined value, said speech detection module judges that the voice messaging that receives is an efficient voice information.

17. radio station as claimed in claim 16 the service of connection devices is characterized in that, said speech detection module also comprises: display unit, connect said volume detecting unit and time detecting unit, and be used to show the volume and the time of detected voice messaging.

18. radio station as claimed in claim 16 the service of connection devices is characterized in that, said speech detection module also comprises: regulon, connect said time detecting unit, and be used for said threshold value or predetermined value are made amendment.

19. radio station as claimed in claim 1 the service of connection devices is characterized in that said radio station comprises the carrier Control trunk interface; Said speech detection module comprises: the time detecting unit; Connect said emission control input interface; When receiving the carrier Control trunk information in radio station; The continuous time of the carrier Control trunk information that detection receives, when said continuous time during greater than predetermined value, said speech detection module judges that the voice messaging that receives is an efficient voice information.

20. radio station as claimed in claim 19 the service of connection devices is characterized in that, said speech detection module also comprises: display unit, connect said time detecting unit, and be used to show the time of detected voice messaging.

21. radio station as claimed in claim 19 the service of connection devices is characterized in that, said speech detection module also comprises: regulon, connect said time detecting unit, and be used for said predetermined value is made amendment.

22. radio station as claimed in claim 1 the service of connection devices; It is characterized in that; Said radio station the service of connection devices also comprises: priority is provided with module, connects said speech buffer storage module, and whether be used to be set to preferentially to detect the voice messaging that sends in the radio station effective; Whether effective, whether perhaps be set to detect the voice messaging that just detects the radio station transmission behind the invalid certain hour of voice that target device sends effective if perhaps being set to preferentially to detect the voice messaging that target device sends.