CN105338429A - Interphone voice frequency signal relay system - Google Patents
Interphone voice frequency signal relay system Download PDFInfo
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- CN105338429A CN105338429A CN201510916796.XA CN201510916796A CN105338429A CN 105338429 A CN105338429 A CN 105338429A CN 201510916796 A CN201510916796 A CN 201510916796A CN 105338429 A CN105338429 A CN 105338429A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
- H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
- H04B7/15535—Control of relay amplifier gain
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
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Abstract
The invention belongs to the technical field of digital communication, and discloses an interphone voice frequency signal relay system, which comprises a talkback communication terminal, an automatic gain control module, a voice recognition module and a voice packet handling module, wherein the talkback communication terminal is used to receive different frequency bands of voice signals, and transmits the voice signals to the automatic gain control module, magnifies the voice signals to be a proper power, and sends the voice signals to the voice recognition module, the voice recognition module filters the voice signals, generates effective voice signals, and automatically generates trigger signals to sent to the voice packet handling module, the voice packet handling module selects the corresponding talkback communication terminal according to the trigger signals, and transmits the effective voice signals through the corresponding talkback communication terminal, thereby achieving relay of voice frequency signals. The interphone voice frequency signal relay system achieves relay functions of interphones in the same frequency band, achieves relay functions of different frequency bands and systems of interphones simultaneously, also achieves communication function of interphones with different communication terminals, can achieve remote talkback and command functions, and improves practical value.
Description
Technical field
The invention belongs to digital communication technology field, relate to a kind of intercom audio signal relay system.
Background technology
TKT talkie trunk system, generally as the equipment use increasing intercom communication distance, usually adopts Radio frequency relay mode, effectively can increase the communication distance of the intercom of same frequency range.Tradition TKT talkie trunk platform is at the upper signal being responsible for receiving each radio station of a frequency (frequency) by a highly sensitive receiver, launched by a powerful transmitter another one frequency more simultaneously, the difference of namely receiving and dispatching alien frequencies work turns mode, thus reaches the effect increasing communication distance.But traditional TKT talkie trunk platform can only realize the relay function of the intercom signal of single-frequency or same frequency range, the intercom of different frequency range, different systems cannot direct repeating system communication, and intercom and other intercommunication communicating terminal relay communication cannot realize especially.
In trans-regional remote multi-party inter-speaking occasion, as: the occasions such as oil field, each region, mine, forest fire protection extensive area, railway tunnel construction, various rescue and relief work scene; And among a small circle under local multi-party inter-speaking occasion, as: the occasions such as the intercom system of the intercom system of large scale business building mansion, shopping square, underground parking, large-scale property plots building, underground parking, often need the communication between different department, different field to coordinate and jointly finish the work.And the aspect such as frequency, frequency range, standard of different department, different field use intercom is different, traditional TKT talkie trunk system cannot meet the demand owing to can only realize the TKT talkie trunk function of single-frequency or same frequency range.If realize multiband, the relaying of multi-modulation scheme intercom signal just need the trunk desk of multiple frequency range, multiple types, make system bulky complex, and different frequency range, different systems intercom cannot direct repeating system communication, be unfavorable for the collaborative work of different department, different field.
Summary of the invention
Goal of the invention: the object of the invention is can only realize same frequency to solve relay system in prior art, the problem of the signal relay function between the intercom of same frequency range, a kind of intercom audio signal relay system is provided, not only can realize same frequency, signal relay function between the intercom of same frequency range, different frequency range can also be realized, direct repeating system communication function between different systems intercom, even can also realize intercom and other intercommunication communicating terminal (as mobile phone, phone etc.) between intercommunication communication function, thus realize distance communicating, command function, expand the scope of application of product, also improve the flexibility that product uses.
Technical scheme: intercom audio signal relay system of the present invention, its objective is and like this to realize,
A kind of intercom audio signal relay system, comprises intercommunication communicating terminal, automatic growth control (AGC, AutomaticGainControl) module, sound identification module, packets of voice processing module, wherein:
Voice signal, for receiving the voice signal of different frequency range, is passed to automatic growth control module by described intercommunication communicating terminal, and sends the voice signal of different frequency range;
Described automatic growth control (AGC, AutomaticGainControl) module is connected with intercommunication communicating terminal, and the voice signal received from intercommunication communicating terminal is amplified to a self power by it, and is sent to sound identification module;
Described sound identification module and automatic growth control model calling, the voice signal received from automatic growth control module filters by it, noise in removing signal, produces efficient voice signal, and generation triggering signal sends packets of voice processing module to automatically;
Described packets of voice processing module is connected with sound identification module, and it selects corresponding intercommunication communicating terminal according to triggering signal, and is forwarded by corresponding intercommunication communicating terminal by efficient voice signal, realizes the relaying of audio signal.
Preferably, described intercommunication communicating terminal comprises intercom, described intercom audio signal relay system comprises the connected node of multiple intercom, described intercom is divided into some groups according to frequency range, all be connected on the connected node of described intercom audio signal relay system, the intercom of different frequency range receives the voice signal of corresponding band, and sends the voice signal of different frequency range.
Preferably, described intercommunication communicating terminal also comprises communication terminal, fixed telecommunication terminal, described intercom audio signal relay system comprises the connected node of multiple communication terminal, the connected node of multiple fixed telecommunication terminal, and described communication terminal, fixed telecommunication terminal are all connected on the corresponding connected node of described intercom audio signal relay system.
Preferably, described intercommunication communicating terminal also comprises communication handle, and described intercom audio signal relay system comprises the connected node of multiple communication handle, and described communication handle is connected on the connected node of described intercom audio signal relay system.
Concrete, PTT (PushToTalk) signal of communication identification between described communication handle received speech signal and communication handle, communication handle and automatic growth control model calling, voice signal is amplified, automatic growth control module is connected with sound identification module, by filtered speech signal, and efficient voice signal is separated with PTT signal, sound identification module is connected with packets of voice processing module, by efficient voice Signal transmissions to communication handle, communication handle is by efficient voice signal and PTT signal combination, forward together, communication handle for far-end receives.
Arranged side by side, PTT (PushToTalk) signal of communication identification between described communication handle received speech signal and communication handle, communication handle and automatic growth control model calling, voice signal is amplified, automatic growth control module is connected filtered speech signal with sound identification module, and efficient voice signal is separated with PTT signal, sound identification module is connected with packets of voice processing module, by efficient voice Signal transmissions to communication terminal and/or fixed telecommunication terminal and/or intercom, by communication terminal and/or fixed telecommunication terminal and/or intercom, efficient voice signal is forwarded, the communication terminal of far-end and/or fixed telecommunication terminal and/or intercom is supplied to receive.
Arranged side by side, the voice signal of reception is passed to automatic growth control module by described communication terminal and/or fixed telecommunication terminal and/or intercom, voice signal is amplified, automatic growth control module is connected with sound identification module, by filtered speech signal, sound identification module is connected with packets of voice processing module, by efficient voice Signal transmissions to communication handle, communication handle is by efficient voice signal and PTT (PushToTalk) signal combination, forward together, the communication handle for far-end receives.
Beneficial effect: intercom audio signal relay system of the present invention can realize the function of the TKT talkie trunk of same frequency range, effectively can expand the communication distance of intercom, different frequency range can be realized, the function of the TKT talkie trunk of different systems, as the intercom of different frequency range, analog-interphone and digital handset, relay communication between the digital handset of different modulating mode, intercom, communication terminal, can cross-platform free intercom between fixed telecommunication terminal and communication handle, not only can expand the communication distance of intercom, and can across frequency range, cross-mode intercommunication communication, can be trans-departmental as one, cross-cutting comprehensive intercommunication maneuvering platform uses, the practicality that product is used and flexibility are further enhanced, the communication function of intercom and different communication terminal can be realized, such as: the communication of intercom and mobile phone, phone, can realize long-range intercommunication, command function, improve the practical value of product, effectively expand the scope of application of the present invention and field.
Accompanying drawing explanation
Fig. 1 is the model calling theory diagram of intercom audio signal relay system of the present invention.
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment and accompanying drawing, the invention will be further described, and this embodiment only for explaining the present invention, does not form limiting the scope of the present invention.
Shown in Figure 1, a kind of intercom audio signal relay system, comprising:
Intercommunication communicating terminal, comprise intercom, communication terminal, fixed telecommunication terminal and communication handle, it is for receiving the voice signal of different frequency range, voice signal is passed to automatic growth control module, and send the voice signal of different frequency range, various communication terminal is connected with the input of corresponding automatic growth control module respectively, and the output of automatic growth control module is connected with the input of sound identification module, and the output of sound identification module is connected with packets of voice processing module;
Automatic growth control module, is connected with intercommunication communicating terminal, and the voice signal received from intercommunication communicating terminal is amplified to a self power by it, and is sent to sound identification module;
Sound identification module, with automatic growth control model calling, the voice signal received from automatic growth control module filters by it, and the noise in removing signal, produces efficient voice signal, and generation triggering signal sends packets of voice processing module to automatically;
Packets of voice processing module, is connected with sound identification module, and it selects corresponding intercommunication communicating terminal according to triggering signal, and is forwarded by corresponding intercommunication communicating terminal by efficient voice signal, realizes the relaying of audio signal.
Intercom shown in Fig. 1 is a large class, wherein, intercom is also divided into some groups according to frequency range, is all connected on the connected node of described intercom audio signal relay system, the intercom of different frequency range receives the voice signal of corresponding band, and sends the voice signal of different frequency range.
Same, intercommunication communicating terminal also comprises communication terminal, fixed telecommunication terminal, intercom audio signal relay system comprises the connected node of multiple communication terminal, the connected node of multiple fixed telecommunication terminal, and communication terminal, fixed telecommunication terminal are all connected on the corresponding connected node of described intercom audio signal relay system.
Same, intercommunication communicating terminal also comprises communication handle, and intercom audio signal relay system comprises the connected node of multiple communication handle, and communication handle is connected on the connected node of described intercom audio signal relay system.
Any one received speech signal in intercom, communication terminal, fixed telecommunication terminal and communication handle, voice signal is passed to automatic growth control module, voice signal is amplified, automatic growth control module is connected with sound identification module, the voice signal received from automatic growth control module is filtered, noise in removing signal, produces efficient voice signal, and generation triggering signal sends packets of voice processing module to automatically; During the voice signal received when intercommunication communicating terminal is communication handle, sound identification module needs PTT (PushToTalk) signal to be wherein separated with efficient voice signal, by independent efficient voice signal transmission to packets of voice processing module, automatically different intercommunication communicating terminals is identified as by packets of voice processing module, efficient voice signal is forwarded again, such as by communication terminal, voice messaging is forwarded at cell phone platform, or by fixed telecommunication terminal, voice messaging is directly transmitted at landline telephone.
It should be noted that, when packets of voice processing module by efficient voice signal transmission to communication handle time, communication handle needs, by efficient voice signal and PTT signal combination, to forward together, and the communication handle for far-end receives.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. an intercom audio signal relay system, comprises intercommunication communicating terminal, automatic growth control module, sound identification module, packets of voice processing module, it is characterized in that:
Voice signal, for receiving the voice signal of different frequency range, is passed to automatic growth control module by described intercommunication communicating terminal, and sends the voice signal of different frequency range;
Described automatic growth control module is connected with intercommunication communicating terminal, the voice signal received is amplified to a self power, and is sent to sound identification module from intercommunication communicating terminal;
Described sound identification module and automatic growth control model calling, the voice signal received from automatic growth control module is filtered, noise in removing signal, produces efficient voice signal, and generation triggering signal sends packets of voice processing module to automatically;
Described packets of voice processing module is connected with sound identification module, selects corresponding intercommunication communicating terminal according to triggering signal, and is forwarded by corresponding intercommunication communicating terminal by efficient voice signal, realizes the relaying of audio signal.
2. intercom audio signal relay system according to claim 1, it is characterized in that, described intercommunication communicating terminal comprises intercom, described intercom audio signal relay system comprises the connected node of multiple intercom, described intercom is divided into some groups according to frequency range, all be connected on the connected node of described intercom audio signal relay system, the intercom of different frequency range receives the voice signal of corresponding band, and sends the voice signal of different frequency range.
3. intercom audio signal relay system according to claim 2, it is characterized in that, described intercommunication communicating terminal also comprises communication terminal, fixed telecommunication terminal, described intercom audio signal relay system comprises the connected node of multiple communication terminal, the connected node of multiple fixed telecommunication terminal, and described communication terminal, fixed telecommunication terminal are all connected on the corresponding connected node of described intercom audio signal relay system.
4. intercom audio signal relay system according to claim 3, it is characterized in that, described intercommunication communicating terminal also comprises communication handle, described intercom audio signal relay system comprises the connected node of multiple communication handle, and described communication handle is connected on the connected node of described intercom audio signal relay system.
5. intercom audio signal relay system according to claim 4, it is characterized in that, the PTT signal of communication identification between described communication handle received speech signal and communication handle, communication handle and automatic growth control model calling, voice signal is amplified, automatic growth control module is connected with sound identification module, by filtered speech signal, and efficient voice signal is separated with PTT signal, sound identification module is connected with packets of voice processing module, by efficient voice Signal transmissions to communication handle, communication handle is by efficient voice signal and PTT signal combination, forward together, communication handle for far-end receives.
6. intercom audio signal relay system according to claim 4, it is characterized in that, the PTT signal of communication identification between described communication handle received speech signal and communication handle, communication handle and automatic growth control model calling, voice signal is amplified, automatic growth control module is connected filtered speech signal with sound identification module, and efficient voice signal is separated with PTT signal, sound identification module is connected with packets of voice processing module, by efficient voice Signal transmissions to communication terminal and/or fixed telecommunication terminal and/or intercom, by communication terminal and/or fixed telecommunication terminal and/or intercom, efficient voice signal is forwarded, the communication terminal of far-end and/or fixed telecommunication terminal and/or intercom is supplied to receive.
7. intercom audio signal relay system according to claim 4, it is characterized in that, the voice signal of reception is passed to automatic growth control module by described communication terminal and/or fixed telecommunication terminal and/or intercom, voice signal is amplified, automatic growth control module is connected with sound identification module, by filtered speech signal, sound identification module is connected with packets of voice processing module, by efficient voice Signal transmissions to communication handle, communication handle is by efficient voice signal and PTT signal combination, forward together, the communication handle for far-end receives.
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| CN108235404A (en) * | 2016-12-22 | 2018-06-29 | 上海未来宽带技术股份有限公司 | A kind of realization method and system of wireless network relaying |
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| CN109936386A (en) * | 2019-02-28 | 2019-06-25 | 中铁十六局集团铁运工程有限公司 | A kind of device and method using subway tunnel telecommunication |
| CN110460916A (en) * | 2019-08-15 | 2019-11-15 | 北京安云世纪科技有限公司 | It merges intercom system, method, calculate equipment and computer storage medium |
| CN110730460A (en) * | 2019-08-29 | 2020-01-24 | 临涣焦化股份有限公司 | Method for voice communication in factory |
| CN110475311A (en) * | 2019-10-12 | 2019-11-19 | 展讯通信（上海）有限公司 | Voice or the transmission method of data, device, system and storage medium |
| CN110475311B (en) * | 2019-10-12 | 2020-07-03 | 展讯通信（上海）有限公司 | Voice or data transmission method, device, system and storage medium |
| CN111586595A (en) * | 2020-04-30 | 2020-08-25 | 河北仟兴科技有限公司 | Networking communication system of relay repeater |
| CN111586595B (en) * | 2020-04-30 | 2024-02-09 | 河北仟兴科技有限公司 | Relay repeater networking communication system |
| CN111901768A (en) * | 2020-08-05 | 2020-11-06 | 上海互说信息科技有限公司 | Partition voice communication method based on analog audio talkback |
| TWI774129B (en) * | 2020-11-19 | 2022-08-11 | 明泰科技股份有限公司 | Voice signal relay transfer method and radio network gateway |
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| CN113473394A (en) * | 2021-07-21 | 2021-10-01 | 厦门骐俊物联科技股份有限公司 | Digital interphone and self-adaptive relay method thereof |
| CN113473394B (en) * | 2021-07-21 | 2022-05-27 | 厦门骐俊物联科技股份有限公司 | Digital interphone and self-adaptive relay method thereof |
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