CN1067196C - Hot-line telephone system - Google Patents
Hot-line telephone system Download PDFInfo
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- CN1067196C CN1067196C CN97100678A CN97100678A CN1067196C CN 1067196 C CN1067196 C CN 1067196C CN 97100678 A CN97100678 A CN 97100678A CN 97100678 A CN97100678 A CN 97100678A CN 1067196 C CN1067196 C CN 1067196C
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Abstract
The present invention relates to a hotline telephone system with the functions of lightning protection, stage control, music maintenance and ringing selection, which is composed of a program director controller, a direct broadcasting and a telephone coupler. The program director controller and the direct broadcasting controller are provided with at least two circuits: a switching circuit for music maintenance, teleconferences, telephone cut-off and on-line control, a telephone line monitoring circuit, a central processing unit and stage control circuit, a ringing triggering circuit, a telephone holding circuit and a display circuit. Driving circuits are connected through connecting lines. An overvoltage protective circuit is connected to a circuit connected with a telephone network. A medium control circuit in the direct broadcasting controller is connected with the telephone coupler and a direct broadcasting room telephone for external conversations.
Description
The invention belongs to a kind of telephone system, particularly a kind of hot-line telephone system that is applicable to broadcasting station, TV station.
Hotline is a kind of form that broadcasting station, TV station generally adopt.At present, middle-size and small-size radio station, TV station generally adopt homemade hotline, and the THS-3 telephone coupler as anti-state telephone plant factory produces is characterized in that every hot line all has instructor in broadcasting's telephone set, and its complicated operation is easily chaotic by the work of instructor in broadcasting's ringing telephone stations; There is not the multichannel interlocking, operation inconvenience; And do not keep automatic release function, after going offline, audience's phone often connected the broadcast busy tone by the host.In addition, its display unit adopts self-lock switch, and function singleness does not have light to flash.And 5 road telephone couplers that the import hot-line telephone system of large-scale radio station, TV station's use mainly adopts U.S. Ge Na company to produce, only link to each other with several hot lines with an instructor in broadcasting, its instructor in broadcasting shows by light, but multichannel interlocking, and have and keep automatic release function, but it does not have lightning arrester, subjects to thunderbolt and ruined in rainy season; In addition, it does not have the level control, and the instructor in broadcasting can not cut off malicious call, and the Work Telephone that is used for contact with foreign countries often because of operation the broadcast accident takes place; And, there are not instructor in broadcasting's ring, live ring and music to keep function, all inconvenient to instructor in broadcasting, host and audience.
The objective of the invention is to overcome the deficiencies in the prior art part, provide a kind of and have that lightning-arrest, level control, music keep, the hot-line telephone system of selective ringing function.
The present invention is made up of instructor in broadcasting's controller, live controller and telephone coupler.The live controller of instructor in broadcasting's controller may command wherein, live controller may command Work Telephone, telephone coupler is used for radio network and links to each other with telephone network, said instructor in broadcasting's controller and live controller are made up of two control units at least, said control unit is by being used to realize that music keeps, videoconference, cut off the switching circuit and the telephone line observation circuit of phone and On-line Control, monostable circuit and the bistable circuit that is used to drive driver element that the hold mode that triggers by switching circuit is stable, wherein link to each other with driver element behind the delay circuit of the output of bistable circuit through playing anti-surge, be connected in instructor in broadcasting's controller phone by drive unit drives again and go into, instructor in broadcasting between phone lambda line and the Work Telephone between outlet and the instructor in broadcasting's phone and in the live controller, live level control unit; It also has the voltage-controlled circuit of the reference voltage that links to each other with the telephone line observation circuit and be used to provide; its output signal is delivered to comparator with the signal of being exported by bistable circuit; again through driver element and ring circuits for triggering; the phone holding circuit links to each other; control their operating state; and show by display unit; the Synchronization Control end of the driver element in said instructor in broadcasting's controller and the live controller connects by line; to guarantee their operating state unanimity; also be connected to the overvoltage crowbar that is used for taking shelter from the thunder in above-mentioned instructor in broadcasting's controller and live controller with in the circuit that telephone network links to each other, said live controller middle rank control unit also connects through self-lock switch and is used for the direct broadcasting room phone that telephone coupler that telephone network is linked to each other with radio network and being used for directly externally converses.
Advantage of the present invention be easy for installation, simple to operate, failure rate is extremely low, and have:
1, lightning-arrest function adopts overvoltage protection and inner high withstand voltage design to combine, and can effectively avoid thunderbolt.
2, level control function, the instructor in broadcasting can cut off the phone that is broadcasting at any time, can prevent malicious call effectively, works the effect of checking on, and also the phone that cuts out can be cut direct broadcasting room again and carry out some special serieses, makes programme televised live more versatile and flexible.
3, music keeps technology, and the audience can hear the electronic music of instructor in broadcasting's controller at waiting time, is connected the back music by the host and stops automatically, can converse with the host with the prompting audience, is very easy to the audience like this.
4, can select the ringer function used, whether the synchronous demonstration of ring on instructor in broadcasting's controller and light has phone to make, be very easy to instructor in broadcasting's work like this, the ringing tone on the live controller can broadcast when each host connects phone, notes to remind the audience.
5, adopt telephone coupler to have functions such as time-delay noise elimination, dumb sound, to guarantee broadcast quality.
6, the live phone line of can directly answering the call being convenient to contact with foreign countries, and can be realized self-instructor in broadcasting.
The drawing explanation:
Fig. 1 is a system diagram of the present invention;
Fig. 2 is a circuit block diagram of the present invention.
Provide embodiments of the invention below in conjunction with accompanying drawing:
Embodiment 1:
As shown in the figure, the present invention is by instructor in broadcasting's controller A, live controller B and telephone coupler C partly form, said instructor in broadcasting's controller A and live controller B are made up of two control units, said control unit is by being used for receiving key instruction and make in stable condition monostable circuit 4,4 ' and produce the bistable circuit 5 of drive signal, 5 ' and be used for delay process in case the delay circuit 6 of surge, 6 ', be used for receiving bell signal and produce the voltage-controlled circuit 7 of reference voltage, 7 ', at bistable circuit 5,5 ' and voltage-controlled circuit 7,7 ' between be connected to and be used for to driver element 10, the comparator 8 of 10 ' instruction, 8 ', said delay circuit 6 and 6 ', comparator 8 and 8 ' respectively and driver element 10,10 ' link to each other, constitute centralized control unit, said driver element 10,10 ' again driving stage control unit 12,12 ', ring circuits for triggering 13,13 ' and phone holding circuit 14,14 ', and by display unit 11,11 ' display working condition, and driver element 10,10 ' the Synchronization Control end link by line 15, to realize its contact function, keep same operating state, said level control unit 12,12 ' respectively are connected among instructor in broadcasting's controller A phone goes into, outlet 17,16 and instructor in broadcasting's phone D between and among the live controller B between phone lambda line 18 and the Work Telephone E.On centralized control unit, also be connected to and voltage-controlled circuit 7; 7 ' telephone line the observation circuit 3 that links; 3 ' (ring observation circuit; music keeps observation circuit etc.); the circuit-line observation circuit 3 that is linking to each other with telephone network; 3 ' in also be connected to the overvoltage crowbar 2 of lightning protection function; 2 '; at overvoltage crowbar 2; the high withstand voltage components and parts of 2 ' middle employing; in monostable circuit 4; 4 ' input also be connected to one by maintenance; videoconference; cut-out and two tunnel is at wiretap; the switching circuit 1 that instructor in broadcasting's ring selector switch is formed; 1 ', be used for realizing that music keeps; videoconference; cut off circuit; connect a certain road and ring selection function.
In live controller B, also have a self-locking separating switch 9, telephone wire by level control unit 12 ' and self-locking separating switch 9 connect respectively to be used for making the telephone coupler C that radio network links to each other with telephone network and directly to get and squeeze into phone and also can realize self-instructor in broadcasting's the direct broadcasting room F that receives calls.Has the self-locking Illuminated Switch among the said telephone coupler C, host's signal level indicating circuit and audience's signal indicating circuit, Wheatstone bridge, the equal difference blender that the dicyclo variable-frequency transformer is made, the dialogue both sides speech signal that is used to local network is transmitted is processed into output of audience's signal and the input of host's signal that is fit to radio network, the dumb sound squelch circuit is to guarantee the incision of phone, cut out and do not have noise, amplifying circuit, the frequency band of the series connection that two line structures are identical is the band pass filter of 270HZ～330HZ, to guarantee high-quality voice signal, delay switch and uneven output, the balance output of drawing through amplifier and mix output, two tunnel identical balance end, uneven input, the power amplifier level, band pass filter and amplifying stage.
Real work is as follows:
1, connects phone: when phone is made, ring observation circuit 3,3 on two controllers ' generation voltage signal through comparator 8,8 ' output drive display unit 11,11 ', its indicator light pulse simultaneously flicker is as long as the line button that clicks on the controller can be connected phone.
2, cut off phone: click the cut-out button, all conversations that are switched on will be cut off on this controller.
3, the instructor in broadcasting cuts off malicious call: after the host connects phone, on instructor in broadcasting's controller A, show with half-light, if the instructor in broadcasting finds malicious call, on instructor in broadcasting's controller A, click this road button, then make bistable circuit 5 upsets, just can control unit 12,12 ' it is cut out direct broadcasting room by level, dialogue with it, as think and can continue to participate in program, then by cutting off button, the switchback direct broadcasting room, as think can not, then put down instructor in broadcasting's phone D handle, again by cutting off button, at this moment have only busy tone in the phone of switchback direct broadcasting room, prompting host or this route of audience go offline.
4, get phone: when not using Work Telephone E, use certain outside line to get phone as need, as long as click this road button, then this F that receives calls directly links to each other with the phone lambda line, picks up the F handle dialing that receives calls, and gets final product.
5, music keeps: behind the closing of the circuit, as need it is kept broadcasting waiting, click the maintenance button, at this moment music keeps observation circuit and the signal that keeps button to trigger through bistable circuit 5,5 ' output by music to compare, if can keep, then drive music holding circuit 14,14 ', simultaneously display unit 11,11 on two controllers ' in indicator light will glimmer rhythmically, hear electronic music in audience's the phone.
6, keep discharging: during keeping, as long as on arbitrary controller, click this road button, promptly by level control unit 12,12 ' connection phone or use this road Work Telephone, keep promptly being released music and stop, the audience just knows and can converse with host or instructor in broadcasting, during keeping, if audience's on-hook is through after a bit of time, the indicator light of flicker extinguishes automatically, reminds host and this road of instructor in broadcasting to go offline, and just hears busy tone after having exempted to connect.
7, MPTY: click the videoconference button, controller will be cancelled two tunnel interlockings and enter the MPTY function, can connect several phones simultaneously.At this moment as wanting to cut off certain road phone,, get final product as long as click this road button again.If at this moment by cutting off button, all phones all are cut off.
8, the use of telephone coupler: press the self-locking separating switch 9 of live controller again, at this moment telephone wire is connected with telephone coupler C and disconnects with direct broadcasting room phone F, is used for radio network and links to each other with telephone network.
Embodiment 2:
As shown in the figure, the present invention is by instructor in broadcasting's controller A, live controller B and telephone coupler C three parts are formed, said instructor in broadcasting's controller A and live controller B are made of three control units, said control unit is by being used for receiving key instruction and make in stable condition monostable circuit 4,4 ' and produce the bistable circuit 5 of drive signal, 5 ' and be used for delay process in case the delay circuit 6 of surge, 6 ', be used for receiving bell signal and produce the voltage-controlled circuit 7 of reference voltage, 7 ', at bistable circuit 5,5 ' and voltage-controlled circuit 7,7 ' between be connected to and be used for to driver element 10, the comparator 8 of 10 ' instruction, 8 ', said delay circuit 6,6 ', comparator 8,8 ' respectively with driver element 10,10 ' link to each other, constitute centralized control unit, said driver element 10,10 ' again driving stage control unit 12,12 ', ring circuits for triggering 13,13 ' and phone holding circuit 14,14 ', and by display unit 11,11 ' display working condition, and driver element 10,10 ' the Synchronization Control end link by line 15, to realize its contact function, keep same operating state, said level control unit 12,12 ' respectively are connected on telephone wire 17 among instructor in broadcasting's controller A, 16 and instructor in broadcasting's phone D between and among the live controller B between telephone wire 18 and the Work Telephone E.On centralized control unit, also be connected to and voltage-controlled phone 7; 7 ' telephone line the observation circuit 3 that links; 3 ' (ring observation circuit; music keeps observation circuit etc.); the telephone line observation circuit 3 that is linking to each other with telephone network; 3 ' in also be connected to the overvoltage crowbar 2 of lightning protection function; 2 '; at overvoltage crowbar 2; the high withstand voltage components and parts of 2 ' middle employing; in monostable circuit 4; 4 ' input also be connected to one by maintenance; videoconference; cut-out and three tunnel is at wiretap; the switching circuit 1 that instructor in broadcasting's ring selector switch is formed; 1 ', be used for realizing that music keeps; videoconference; cut off circuit; connect a certain road and ring selection function.
In live controller B, also have a self-locking separating switch 9, telephone wire by level control unit 12 ' and self-locking separating switch 9 connect respectively to be used for making the telephone coupler C that radio network links to each other with telephone network and directly to get and squeeze into phone and also can realize self-instructor in broadcasting's the direct broadcasting room F that receives calls.Said telephone coupler C respective branch is three the tunnel, corresponding input and output terminal is three groups, and other is with embodiment 1.
Claims (1)
1, a kind of hot-line telephone system, by instructor in broadcasting's controller, live controller and telephone coupler are formed, it is characterized in that, said instructor in broadcasting's controller (A) and live controller (B) have at least two control units to form, said control unit is by being used to realize that music keeps, videoconference, cut off the switching circuit (1 of phone and On-line Control, 1 ') and telephone line observation circuit (3,3 '), by switching circuit (1,1 ') the stable monostable circuit (4 of hold mode that triggers, 4 ') and be used to drive driver element (10,10 ') bistable circuit (5,5 '), wherein bistable circuit (5,5 ') output through playing the delay circuit (6 of anti-surge, 6 ') back and driver element (10,10 ') link to each other, again by driver element (10,10 ') drive and to be connected in instructor in broadcasting's controller (A) phone and to go into, outlet (17,16) instructor in broadcasting and between instructor in broadcasting's phone (D) and in the live controller (B) between phone lambda line (18) and the Work Telephone (E), live level control unit (12,12 '); It also has one and telephone line observation circuit (3; 3 ') link to each other and be used to provide the voltage-controlled circuit (7 of reference voltage; 7 '); its output signal with by bistable circuit (5; 5 ') output signal deliver to comparator (8; 8 '); again through driver element (10; 10 ') and ring circuits for triggering (13; 13 '); phone holding circuit (14; 14 ') link to each other; control their operating state; and by display unit (11; 11 ') show; driver element (10 in said instructor in broadcasting's controller (A) and the live controller (B); 10 ') the Synchronization Control end connect by line; to guarantee their operating state unanimity; in above-mentioned instructor in broadcasting's controller (A) and live controller (B) with in the circuit that telephone network links to each other, also be connected to the overvoltage crowbar (2 that is used for taking shelter from the thunder; 2 '), said live controller (B) middle rank control unit (12 ') also connects through self-lock switch (9) and is used for telephone coupler (C) that telephone network is linked to each other with radio network and is used for the directly external direct broadcasting room phone of conversing (F).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97100678A CN1067196C (en) | 1997-03-12 | 1997-03-12 | Hot-line telephone system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97100678A CN1067196C (en) | 1997-03-12 | 1997-03-12 | Hot-line telephone system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1166744A CN1166744A (en) | 1997-12-03 |
| CN1067196C true CN1067196C (en) | 2001-06-13 |
Family
ID=5165238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97100678A Expired - Fee Related CN1067196C (en) | 1997-03-12 | 1997-03-12 | Hot-line telephone system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1067196C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899578A (en) * | 2017-01-24 | 2017-06-27 | 上海东方传媒技术有限公司 | Hot-line telephone system and method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1984001072A1 (en) * | 1982-08-27 | 1984-03-15 | Kempner M A Inc | Automatic audience survey system |
-
1997
- 1997-03-12 CN CN97100678A patent/CN1067196C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1984001072A1 (en) * | 1982-08-27 | 1984-03-15 | Kempner M A Inc | Automatic audience survey system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1166744A (en) | 1997-12-03 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |