CN102510415A - Magnet telephone converter - Google Patents
Magnet telephone converter Download PDFInfo
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- CN102510415A CN102510415A CN201110442583XA CN201110442583A CN102510415A CN 102510415 A CN102510415 A CN 102510415A CN 201110442583X A CN201110442583X A CN 201110442583XA CN 201110442583 A CN201110442583 A CN 201110442583A CN 102510415 A CN102510415 A CN 102510415A
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Abstract
The invention discloses a magnet telephone converter. In the magnet telephone converter, a power supply module is respectively connected to a ring-current module, a ringing controlling module, a busy-tone detecting module, a feeding detecting module, a subscriber loop module, and a single-chip computer controlling circuit. An FXO interface circuit is connected to the single-chip computer controlling circuit through the busy-tone detecting module, the feeding detecting module, and the subscriber loop module. A magnet interface circuit is connected to subscriber loop module through the ringing controlling module and a ring-current detecting module. The ring-current module is connected to the ringing controlling module. The magnet interface circuit, an interface converting circuit and the FXO interface circuit are sequentially connected. With the converter provided by the invention, in a railway section, cable communication is replaced by optical fiber communication; a telephone communication network based on VOIP is adopted; magnet telephone connection can be used on site in the rail way section, and magnet dedicated line connection can also be realized on a station side.
Description
Technical field
The present invention relates to the telephonic communication field, relate in particular to a kind of magnetic telephone transducer.
Background technology
In the telephonic communication technology, interval along the railway, often use magneto telephone set, this telephone set is done the bell signal source and is furnished with the conversation power supply with the magneto hand generator.It requires lowly to circuit and switching equipment, and speech range is far away, and maneuverability is easy to use, can connect words without switchboard direct.
Collective-electric telephone is concentrated supply conversation and bell signal power supply by switching equipment.It is simple in structure, but conversation needs human relay working between the user.
The self-action telephone set is on collective-electric telephone, installs that parts such as dial or keypad form additional.It sends numerical selection information through dialing or button, and the control switch carries out automatic connection.Easy to use, do not need human relay working, but automatic switching equipment is complicated.
Before this, local battery apparatus and magneto exchange dispatcher are formed dispatching communication system and common telephone network interconnection, but the magneto switchboard volume is big, and price is high, uses dumb.
Development along with the telephonic communication technology; After railway section has used optical-fibre communications to replace cable communication, based on the use of the telephone communication network of VOIP, under this kind form; Both used in the telephone communication network based on VOIP; Insert at the on-the-spot magnetic telephone that uses of railway section again, side also can be accomplished the access of magnetite special circuit equally AT STATION.It is the good thing of killing two birds with one stone.
Summary of the invention
The objective of the invention is to, a kind of magnetic telephone transducer is provided, realize the mutual conversion between magnetite interface and the FXO interface; Can use optical fiber to replace cable communication at railway section, use the telephone communication network based on VOIP, can use magnetic telephone to insert again at the railway section scene, side also can be accomplished the access of magnetite special circuit equally AT STATION.
Technical scheme of the present invention is: a kind of magnetic telephone transducer; Comprise power module, ringing-current module, single chip machine controlling circuit, ringing-current detection module, ring control module, magnetite interface circuit, interface conversion circuit, FXO interface circuit, busy tone detection module, feed detection module and local loop module; Said power module links together with ringing-current module, ring control module, busy tone detection module, feed detection module, local loop module and single chip machine controlling circuit respectively; Said FXO interface circuit is connected on the single chip machine controlling circuit through busy tone detection module, feed detection module and local loop module respectively; Said magnetite interface circuit is connected on the single chip machine controlling circuit through ring control module and ringing-current detection module respectively; Said ringing-current module is connected on the ring control module, and said magnetite interface circuit, interface conversion circuit and FXO interface circuit are connected in turn.
According to a preferred embodiment of the invention, said ring control module is integrated in the single chip machine controlling circuit.
According to a preferred embodiment of the invention, also comprise housing, described housing front panel is provided with, power supply indicator, ringing-current indicator light, single-chip microcomputer run indicator and line holding indicator light;
Described housing rear board is provided with, power supply leading-in terminal, socket, reset key.
According to a preferred embodiment of the invention, described interface conversion circuit comprises:
Relay; Said relay is connected with said single chip machine controlling circuit;
After said single chip machine controlling circuit is known the ringing signal of magnetite interface incoming call, control said relay closes, form loop, get into talking state with said FXO interface circuit; Perhaps, know the ringing signal of said FXO interface incoming call after, the magnetite interface is sent ringing-current, when ring time reaches the first setting-up time threshold value, control said relay closes and said FXO interface circuit and form loop, the entering talking state;
Under the talking state, said single chip machine controlling circuit knows that local battery apparatus breaks off or learns local battery apparatus incoming call ringing signal once more in conversation, controls said relay and breaks off, and finishes this calling;
Under the seizure condition, after said single chip machine controlling circuit knows that FXO interface busy-back signal reaches the second setting-up time threshold value, control said relay and break off, finish this calling.
Through a kind of magnetic telephone transducer of the present invention, realize the conversion between magnetite interface and the FXO interface.Can use optical fiber to replace cable communication at railway section, use the telephone communication network based on VOIP, can use magnetic telephone to insert again at the railway section scene, side also can be accomplished the access of magnetite special circuit equally AT STATION.
Description of drawings
Fig. 1 is the operation principle block diagram of a kind of magnetic telephone transducer of the present invention;
Fig. 2 is the structural representation of the housing front panel of a kind of magnetic telephone transducer of the present invention;
Fig. 3 is the structural representation of the housing rear board of a kind of magnetic telephone transducer of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is carried out detailed narration.A kind of magnetic telephone transducer as shown in Figure 1; Power module links together through lead with ringing-current module, ring control module, busy tone detection module, feed detection module, local loop module and single chip machine controlling circuit respectively, for ringing-current module, ring control module, busy tone detection module, feed detection module, local loop module and single chip machine controlling circuit provide power supply.The FXO interface circuit is connected on the single chip machine controlling circuit through lead through busy tone detection module, feed detection module and local loop module respectively; The magnetite interface circuit is connected on the single chip machine controlling circuit through lead through ring control module and ringing-current detection module respectively; The ringing-current module is connected on the ring control module through lead, and magnetite interface circuit, interface conversion circuit and FXO interface circuit link together through lead.The ring control module is integrated in the single chip machine controlling circuit.
Interface conversion circuit comprises a relay; Relay is connected through lead with single chip machine controlling circuit; After single chip machine controlling circuit is known the ringing signal of magnetite interface incoming call, control said relay closes, form loop, get into talking state with the FXO interface circuit; Perhaps, know the ringing signal of FXO interface incoming call after, the magnetite interface is sent ringing-current, when ring time reached the first setting-up time threshold value, control relay is closed to form loop with the FXO interface circuit, gets into talking state; Under the talking state, single chip machine controlling circuit knows that local battery apparatus breaks off or learns local battery apparatus incoming call ringing signal once more in conversation, controls said relay and breaks off, and finishes this calling; Under the seizure condition, after single chip machine controlling circuit knew that FXO interface busy-back signal reaches the second setting-up time threshold value, control relay broke off, and finishes this calling.
Fig. 2 is the structural representation of the housing front panel of a kind of magnetic telephone transducer of the present invention.Fig. 3 is the structural representation of rear board.Can find out that from figure a kind of magnetic telephone transducer of the present invention comprises a housing, magnetic telephone transducer circuit, magnetic telephone transducer circuit is contained in the said housing; On the described housing front panel, 5 green indicating lamp and mains switches that are used for the display device operating state are arranged; Indicator light from left to right is followed successively by 12V power supply indicator, 5V power supply indicator, ringing-current indicator light, single-chip microcomputer run indicator and line holding indicator light; Wherein, 12V and 5V power supply indicator are used for indicating the power work state, and it is normal that indicator light is lighted the expression power work; The ringing-current indicator light is lighted to the ring of magnetite interface the time; The running status of run indicator indication single-chip microcomputer, 1s is glittering at interval for indicator light when normally moving; Work as line holding, when being in talking state, taking indicator light and light, speech channel is restored rear indicator light and is extinguished.
On the housing rear board, 1 12V power supply leading-in terminal is arranged, be used for introducing direct current 12V input power supply; 1 RJ11 socket is used for introducing the outside line of FXO interface; Socket is introduced in the outside line of 1 magnetite interface; 1 reset key is used for equipment is carried out the reset operation of program;
The magnetic telephone transducer is realized the conversion between magnetite interface and the FXO interface.
Magnetic telephone transducer circuit, realize that the conversion regime between magnetite interface and the FXO interface is:
(1) the magnetite interface connects local battery apparatus, and during incoming call, electric circuit inspection is behind the ringing signal of incoming call, and circuit control relay is closed, forms loop with the FXO interface, and the simulation off-hook takies indicator light and lights, and gets into talking state;
(2) during the incoming call of FXO interface, Equipment Inspection is sent the ringing-current of 5s to the magnetite interface behind the ringing signal of incoming call, and the FXO interface forms loop then, and the simulation off-hook takies indicator light and lights, and gets into talking state;
(3) under the magnetic telephone talking state,, design two kinds of methods now in the magnetic telephone transducer and send on-hook signal and discharge circuit because local battery apparatus can't send on-hook signal:
One, pull out the mode of line through the magnetite phone, after Equipment Inspection was broken off to local battery apparatus, speech channel was restored, and takies indicator light and extinguishes, this end of calling;
Two, in conversation, send the ringing signal mode once more through local battery apparatus, electric circuit inspection is behind the ringing signal of incoming call, and speech channel is restored, and takies indicator light and extinguishes, this end of calling;
(4) under the seizure condition, Equipment Inspection is behind FXO interface 3s busy-back signal, and speech channel is restored, and takies indicator light and extinguishes, this end of calling.
Under design of the present invention, those skilled in the art can derive a plurality of technical schemes, and still, all technical schemes are all within the protection range of claims of the present invention.
Claims (4)
1. magnetic telephone transducer; It is characterized in that; Comprise power module, ringing-current module, single chip machine controlling circuit, ringing-current detection module, ring control module, magnetite interface circuit, interface conversion circuit, FXO interface circuit, busy tone detection module, feed detection module and local loop module; Said power module links together with ringing-current module, ring control module, busy tone detection module, feed detection module, local loop module and single chip machine controlling circuit respectively; Said FXO interface circuit is connected on the single chip machine controlling circuit through busy tone detection module, feed detection module and local loop module respectively; Said magnetite interface circuit is connected on the single chip machine controlling circuit through ring control module and ringing-current detection module respectively; Said ringing-current module is connected on the ring control module, and said magnetite interface circuit, interface conversion circuit and FXO interface circuit are connected in turn.
2. magnetic telephone transducer according to claim 1 is characterized in that, said ring control module is integrated in the single chip machine controlling circuit.
3. magnetic telephone transducer according to claim 1 is characterized in that, also comprises housing, and described housing front panel is provided with, power supply indicator, ringing-current indicator light, single-chip microcomputer run indicator and line holding indicator light;
Described housing rear board is provided with, power supply leading-in terminal, socket, reset key.
4. according to claim 1,2 or 3 described magnetic telephone transducers, it is characterized in that described interface conversion circuit comprises:
Relay; Said relay is connected with said single chip machine controlling circuit;
After said single chip machine controlling circuit is known the ringing signal of magnetite interface incoming call, control said relay closes, form loop, get into talking state with said FXO interface circuit; Perhaps, know the ringing signal of said FXO interface incoming call after, the magnetite interface is sent ringing-current, when ring time reaches the first setting-up time threshold value, control said relay closes and said FXO interface circuit and form loop, the entering talking state;
Under the talking state, said single chip machine controlling circuit knows that local battery apparatus breaks off or learns local battery apparatus incoming call ringing signal once more in conversation, controls said relay and breaks off, and finishes this calling;
Under the seizure condition, after said single chip machine controlling circuit knows that FXO interface busy-back signal reaches the second setting-up time threshold value, control said relay and break off, finish this calling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110442583.XA CN102510415B (en) | 2011-12-26 | 2011-12-26 | Magnet telephone converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110442583.XA CN102510415B (en) | 2011-12-26 | 2011-12-26 | Magnet telephone converter |
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| Publication Number | Publication Date |
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| CN102510415A true CN102510415A (en) | 2012-06-20 |
| CN102510415B CN102510415B (en) | 2014-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110442583.XA Active CN102510415B (en) | 2011-12-26 | 2011-12-26 | Magnet telephone converter |
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| CN (1) | CN102510415B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103647888A (en) * | 2013-12-18 | 2014-03-19 | 北京华环电子股份有限公司 | Asterisk based magneto telephone set communication method and device |
| CN104243655A (en) * | 2013-06-17 | 2014-12-24 | 深圳市共进电子股份有限公司 | Magneto telephone set implementation method and system based on embedded optical network |
| CN110995948A (en) * | 2019-11-22 | 2020-04-10 | 北京讯风光通信技术开发有限责任公司 | Method for transmitting PCM magneto telephone in VOIP system |
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| US20040192292A1 (en) * | 2000-03-02 | 2004-09-30 | Actiontec Electronics, Inc. | Apparatus for selectively connecting a telephone to a telephone network or the internet and methods of use |
| CN101262536A (en) * | 2007-03-07 | 2008-09-10 | 北京佳讯飞鸿电气股份有限公司 | A realization method and device for ring current and magnetic ring signal |
| CN101986680A (en) * | 2009-07-29 | 2011-03-16 | 中国科学院空间科学与应用研究中心 | Interface circuit module of magneto exchange and city telephone and control method thereof |
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2011
- 2011-12-26 CN CN201110442583.XA patent/CN102510415B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040192292A1 (en) * | 2000-03-02 | 2004-09-30 | Actiontec Electronics, Inc. | Apparatus for selectively connecting a telephone to a telephone network or the internet and methods of use |
| CN101262536A (en) * | 2007-03-07 | 2008-09-10 | 北京佳讯飞鸿电气股份有限公司 | A realization method and device for ring current and magnetic ring signal |
| CN101986680A (en) * | 2009-07-29 | 2011-03-16 | 中国科学院空间科学与应用研究中心 | Interface circuit module of magneto exchange and city telephone and control method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104243655A (en) * | 2013-06-17 | 2014-12-24 | 深圳市共进电子股份有限公司 | Magneto telephone set implementation method and system based on embedded optical network |
| CN104243655B (en) * | 2013-06-17 | 2018-06-12 | 深圳市共进电子股份有限公司 | Magnetic telephone method and system based on embedded optical-fiber network |
| CN103647888A (en) * | 2013-12-18 | 2014-03-19 | 北京华环电子股份有限公司 | Asterisk based magneto telephone set communication method and device |
| CN103647888B (en) * | 2013-12-18 | 2015-10-28 | 北京华环电子股份有限公司 | A kind of magnetite phone communication means based on Asterisk and device |
| CN110995948A (en) * | 2019-11-22 | 2020-04-10 | 北京讯风光通信技术开发有限责任公司 | Method for transmitting PCM magneto telephone in VOIP system |
| CN110995948B (en) * | 2019-11-22 | 2021-07-27 | 北京讯风光通信技术开发有限责任公司 | Method for transmitting PCM magneto telephone in VOIP system |
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| Publication number | Publication date |
|---|---|
| CN102510415B (en) | 2014-10-01 |
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Effective date of registration: 20180111 Address after: 102600 Beijing city Daxing District Zhongguancun science and Technology Park Daxing bio pharmaceutical industry base, No. 21 courtyard, Tianrong street, building No. 1 Patentee after: Beijing Century Dongfang Communication Equipment Co., Ltd. Address before: No. 31, District 12, No. 188, South Si Huan West Road, Beijing, Beijing Patentee before: Beijing Century East China Railway Technology Co., Ltd. |
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Address after: 102600 Beijing Daxing District Zhongguancun Science and Technology Park Daxing Biomedical Industry Base, No. 1 Building, 21 Tianrong Street Patentee after: Beijing Century Oriental Zhihui Technology Co.,Ltd. Address before: 102600 Beijing Daxing District Zhongguancun Science and Technology Park Daxing Biomedical Industry Base, No. 1 Building, 21 Tianrong Street Patentee before: BEIJING CENTURY DONGFANG COMMUNICATION EQUIPMENT Co.,Ltd. |