CN201515424U - Embedded phone system playing voice according to keystroke - Google Patents
Embedded phone system playing voice according to keystroke Download PDFInfo
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- CN201515424U CN201515424U CN2009201320425U CN200920132042U CN201515424U CN 201515424 U CN201515424 U CN 201515424U CN 2009201320425 U CN2009201320425 U CN 2009201320425U CN 200920132042 U CN200920132042 U CN 200920132042U CN 201515424 U CN201515424 U CN 201515424U
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Abstract
The utility model provides an embedded phone system playing voice according to keystroke, which comprises at least a ring detecting module, a simulative on/off-hook phone module, a DTMF demodulation module, a voice module, a CPU control processing module and a local call on/off-hook phone detection module. The call requirement of the caller is answered automatically through the ring detecting module and the simulative on/off-hook phone module. The DTMF demodulation module responds to the keystroke signal of the caller in the calling process. The voice module is controlled by the CPU control processing module to choose and play the prerecorded voice in order to realize the automation of phone voice, improve the standardization degree of enterprises and save labor and cost.
Description
[technical field]
The utility model relates to a kind of embedded telephone system according to button broadcast voice, especially a kind of Play System by button program request voice of analog phone line.
[background technology]
At present, the telephone system of playing voice according to button mainly adopts computer telephone integration (ComputerTelephony/Telecommunication Integration, CTI) technology, it transmits predetermined voice document, switching calling etc. by powerful computer or system controlled by computer to the user.Computer telephony integration system is mainly used in having in the platform of switch, and by the broadcast of computer or system controlled by computer voice, and the voice that switch is play are generally of short duration suggestion voice, mainly are the traffic functions in order to point out button to realize.Play the part of voice because be platform by button in the computer telephony integration system with the switch, usually technology content is very high, cost is than higher, usually be applied in such as China Mobile, China Telecom etc. have very strong economic strength in the high type enterprise, and voice upgrade relatively complicated, need supporting specific software to operate or be provided with, be difficult to the voice application scope is promoted.
[summary of the invention]
Given this, be necessary to provide the embedded telephone voice system that a kind of cost is relatively low, voice renewal operation is simple relatively, can break away from switch platform, this system is different from the telephone exchange of main processing traffic function, and the major function of this system is to play different information by the button number of resolving phone incoming call person to introduce voice to incoming call person.
The utility model provides a kind of embedded telephone system of playing voice according to button, to change flush bonding module into based on the phonological component of the CTI system of switch, by erasable storage medium, for example SD card (Secure Digital Memory Card) storage, both can deposit a large amount of speech datas, make things convenient for the renewal of voice again, and can be applicable on the environment of terminal phone, bigger advantage is being arranged aspect the system design cost, the application platform basis that has broken away from telephone exchange independently is connected in parallel on the telephone set of personal terminal and can uses.
A kind of embedded telephone system according to button broadcast voice comprises ring detection module, simulation dislodging machine module, DTMF demodulation module, embedded speech module and CPU control module.Ring detection module, simulation dislodging machine module, DTMF demodulation module all link to each other with the T line with the telephone wire R line of telecommunication bureau.Detect bell signal on the telephone wire by the ring detection module, and communicate with the CPU control module.When the ring detection module detects bell signal, CPU control module control simulation dislodging machine module is carried out off-hook, and the DTMF demodulation module is responsible for the dtmf signal on the demodulation telephone wire, send the dtmf signal after the demodulation to the CPU control module, when the CPU control module is accepted button sign that the DTMF demodulation module demodulates, control embedded speech module is play corresponding voice, the voice output of embedded speech module so realizes playing corresponding voice according to the other side's button partly by transformer coupled to telephone wire.
And embedded telephone system of the present utility model also comprises local call dislodging machine testing module, it is responsible for detecting whether off-hook of local call, if off-hook, then system voice is out of service, by off-hook person and caller's conversation, so both guarantee normal artificial conversation, and also can not influence local phone of breathing out.
[description of drawings]
Fig. 1 is a kind of network system architecture figure of the embedded telephone system of the utility model.
Fig. 2 is the concrete module diagram of the embedded telephone system of the utility model.
Fig. 3 is the circuit theory diagrams of the ring detection module of the embedded telephone system of the utility model.
Fig. 4 is the circuit theory diagrams of the simulation dislodging machine module of the embedded telephone system of the utility model.
Fig. 5 is the circuit theory diagrams of the DTMF demodulation module of the embedded telephone system of the utility model.
Fig. 6 is the catenation principle figure of the voice module of the embedded telephone system of the utility model.
Fig. 7 is the signal flow graph of the CPU control module of the embedded telephone system of the utility model.
Fig. 8 is the circuit theory diagrams of the local call dislodging machine testing module of the embedded telephone system of the utility model.
[embodiment]
Please referring to Fig. 1, it is a kind of network system architecture figure of the embedded telephone system 200 of the utility model, below embedded telephone system 200 of the present utility model is analyzed at the annexation and the input/output signal of network system: an end and the telco service provider of this embedded telephone system 200, for example the telephone wire of telecommunication bureau 100 links to each other.The other end of this embedded telephone system 200 links to each other with local exchange switch 300.This embedded telephone system 200 receive telecommunication bureaus 100 by telephone wire send the bell signal that comes and touch-tone signal (DualTone Multi Frequency, DTMF).These embedded telephone system 200 response bell signals are simulated off-hook and on-hook operation, and the corresponding output of response dtmf signal voice signal gives telecommunication bureau 200 (telecommunication bureau 200 pass on voice signal realize speech play to calling party), and calls out and operation such as manually answer.
Please referring to Fig. 2, it is the concrete module diagram of the embedded telephone system 200 of the utility model.This embedded telephone system 200 comprises ring detection module 202, DTMF demodulation module 204, simulation dislodging machine module 206, embedded speech module 208, CPU control module 210, and local call dislodging machine testing module 212.Bell signal in the ring detection module 202 responsible signals that detect telecommunication bureau's 100 transmission and come, and when detecting bell signal, send the ring flag bit to CPU control module 210.Dtmf signal in the DTMF demodulation module 204 responsible signals that detect telecommunication bureau's 100 transmission and come, and when detecting dtmf signal, this dtmf signal of demodulation is passed to CPU control module 210 with DTMF flag bit and DTMF demodulating data then.Simulation dislodging machine module 206 is used to respond the simulation dislodging machine control signal of CPU control module 210 outputs and simulates the motor-driven work of seting out.Embedded speech module 208 is responsible for receiving the control commands of CPU control modules 210, and according to control command output or stop to export corresponding speech signal.Local call dislodging machine testing module 212 is used to detect the motor-driven work of dislodging of user's intervention and produces local call dislodging machine testing signal, and sends this local call dislodging machine testing signal to CPU control module 210.CPU control module 210 is used for carrying out control operation according to ring flag bit and DTMF demodulating data.
The concrete operation principle of this embedded telephone system 200 when running is: on the one hand, CPU control module 210 is controlled simulation dislodging machine module 206 after receiving the ring sign, output simulation dislodging machine signal is given local exchange switch 300, to simulate the dislodging machine operation; On the other hand, CPU control module 210 after receiving DTMF flag bit and DTMF demodulating data transmitting control commands to embedded speech module 208, control embedded speech module 208 output corresponding speech signal are given telecommunication bureau 200 (telecommunication bureau 200 pass on voice signal realize speech play to calling party), so realize selecting to play corresponding voice according to the button of calling party.In addition, CPU control module 210 is after receiving the local off-hook detection signal that local call dislodging machine testing module 212 sends, and output voice control signal is given embedded speech module 208, stops to export voice signal, also is that calling party stops to play voice.
Referring to Fig. 3, it is for the physical circuit schematic diagram of ring detection module 202.Ring detecting circuit 202 comprises at least every straight filter capacitor C1, voltage stabilizing didoe W1, optocoupler pipe G1, current-limiting resistance R24, overvoltage protection diode D1, first electric capacity, second resistance, the 3rd resistance, the 4th resistance, triode Q1.A termination capacitor C1 who connects telephone wire in the ring detecting circuit 202, connect the line other end of answering the call behind 1,2 pin of voltage stabilizing didoe W1, optocoupler pipe G1 and the current-limiting resistance R24 again, 5 pin of optocoupler pipe G1 connect power supply, 4 pin output connects ground connection behind first electric capacity, second resistance is in parallel with first electric capacity, the 4 pin output of optocoupler pipe G1 connects the base stage of triode Q1 again behind the 3rd resistance, the emitter grounding of triode Q1, collector electrode connect power supply after by the 4th resistance, and the ring sign exports CPU control module 210 to by collector electrode place of triode Q1.
Above-mentioned ring detection module 202 comprises these three parts of amplitude detection circuit, holding circuit and inverter.On the telephone wire greater than 24 volts ac signal, be considered to bell signal, amplitude detection circuit is connected with optocoupler pipe G1 with 24 volts of voltage stabilizing didoe W1, make greater than 24 volts ac signal by voltage stabilizing didoe W1 and make optocoupler pipe G1 conducting, thus the output the when output of optocoupler pipe G1 differs from no ring; Holding circuit makes and can keep exporting the regular hour when the bell signal amplitude is less than 24 volts, makes that output is with a kind of level when ring always; Inverter is that the output of holding circuit is anti-phase, with the input port of suitable CPU control module 210 and the needs of programming.
Please referring to Fig. 4, it is the physical circuit schematic diagram of simulation dislodging machine module 206.This simulation dislodging machine module 206 comprises relay K 1, phone off-hook equivalent resistance R29, triode Q2 and pull-up resistor R5 at least.One termination power of relay K 1 control end, an end is connected with the collector electrode of triode Q2, and the dislodging machine control signal output of CPU control module 210 links to each other with the base stage of triode Q2 behind pull-up resistor R5.
Above-mentioned simulation dislodging machine module 206 comprises relay and phone off-hook equivalent resistance etc., when CPU control module 210 receives effective bell signal of above-mentioned ring detection module 202 outputs, relay K 1 adhesive of CPU control module 210 control simulation dislodging machine modules 206, telephone set equivalent resistance R29 is access in line loop, simulates off-hook.
Please referring to Fig. 5, it is the physical circuit schematic diagram of DTMF demodulation module 204.This DTMF demodulation module 204 comprises DTMF demodulation chip and peripheral circuit at least.The telephone wires signals input inputs to the IN+ and the IN-end of DTMF demodulation chip after coupling, the output STD of DTMF demodulation chip inputs to the middle fracture of CPU control module 210 after the triode negative circuit, the data output end Q4-Q1 of DTMF demodulation chip links to each other with the IO mouth of CPU control module 210.
Above-mentioned DTMF demodulation module 204, the signal on the telephone wire inputs to the DTMF demodulation chip through coupling, if any the keypad tone of dual-tone multifrequency, the output of this demodulator circuit translate the dtmf signal sign and the button data that translates to CPU control module 210.
Please referring to Fig. 6, it is the physical circuit schematic diagram of embedded speech module 208.This embedded speech module 208 adopts based on erasable storage medium, the module of SD card for example, its control input end mouth, state delivery outlet link to each other with the IO mouth of CPU behind the first current-limiting resistance R11, the second current-limiting resistance R12, the 3rd current-limiting resistance R13, and audio output port SPK+ and SPK-are coupled to telephone wire after meeting transformer T1.
Above-mentioned embedded speech module 208 comprises voice control circuit and speech data memory, be characterized in passing through CPU control module 210 input of control commands, the broadcast of requesting a song (voice that particular file name claims in the output SD card), operation such as stop, suspending, reset.The voice output of this embedded speech module 208 is coupled to telephone wire by transformer T1, and simultaneously, CPU control module 210 can detect the running status marking signal of voice module.
Please referring to Fig. 7, it is the signal flow graph of CPU control module 210.This CPU control module 210 comprises general 51 series monolithics and peripheral circuit at least.CPU control module 210 input signals comprise the DTMF flag bit of ring flag bit, 204 outputs of DTMF demodulation module of ring detection module 202 output and DTMF demodulating data, voice status signal, local dislodging machine testing signal at least; Output is respectively: simulation dislodging machine control signal, local call dislodging machine testing power supplying control signal and voice control signal.
Please referring to Fig. 8, it is the physical circuit schematic diagram of local call dislodging machine testing module 212.This local call dislodging machine testing module 212 comprises relay K 2 at least, triode Q7, pull-up resistor R7, divider resistance R30, first resistance, second resistance, triode Q6, relay K 2 control signals are by the base stage input of triode Q7, the base stage of triode Q7 connects power supply through pull-up resistor R7 simultaneously, the emitter grounding of triode Q7, the control end of the collector connecting relay K2 of triode Q7, another termination power of relay K 2 control ends, the double input end of relay K 2 links to each other with local call by telephone wire, output is unsettled during relay K 2 off-states, during attracting state, export a terminating systems power supply, ground connection behind another termination divider resistance R30, divider resistance R30 non-ground-end links to each other with triode Q6 base stage by first resistance, the emitter grounding of triode Q6, collector electrode links to each other with power supply after connecing second resistance, and local off-hook detection signal is exported to the middle fracture of CPU control module 210 by the collector electrode of triode Q6.
Above-mentioned local call dislodging machine testing module 212 comprises relay, divider resistance, inverter.This local call dislodging machine testing module 212 needs the system power supply power supply, and by the break-make of relay K 2 control power packs, when need not to detect the state of local call, relay K 2 is opened, and power supply is place in circuit not, does not influence the use of normal telephone.When detecting bell signal, and system has carried out after the simulation off-hook, need to detect the dislodging machine state of local call this moment, then the 210 control relay K2 adhesives of CPU control module are carried out the power supply of local call picking/hanging machine detection circuit, divider resistance and local call series connection.During the local call on-hook, the voltage that divider resistance is got from system power supply is less, output voltage is lower, level is high behind inverter, and when the phone off-hook, the voltage that divider resistance is got from system power supply is enough high, can drive the inverter of forming by triode, make that output level is low, native system withdraws from automatically when detecting the local call off-hook, by manually conversing.
The above embodiment has only expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model protection range.Should be pointed out that for the person of ordinary skill of the art under the precondition that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with claims.
For example, as a kind of mode of texturing, embedded speech module 208 also can adopt other erasable storage mediums, for example, and MS card (Memory Stick Card) etc.
Claims (10)
1. play the embedded telephone system of voice according to button for one kind, be used to respond that calling party mentions and local exchange switch carries out the request of voice communication, it is characterized in that: described embedded telephone system comprises:
The ring detection module is used for detecting the bell signal of telephone line;
Simulation dislodging machine module is used to carry out phone automatic picking off and hanging machine;
The DTMF demodulation module is used for the dtmf signal of demodulation telephone line;
The embedded speech module is used for speech play control; And
The CPU control module, be used to receive the ring sign that the ring detection module is exported when detecting bell signal, described CPU control module is carried out phone automatic picking off and hanging machine according to described ring sign control simulation dislodging machine module, described CPU control module also is used to receive the DTMF demodulation module at the DTMF demodulation sign and the DTMF demodulating data that detect dtmf signal output, and described CPU control module is controlled the corresponding voice signal of described embedded speech module output to described calling party according to described DTMF demodulation sign and DTMF demodulating data.
2. embedded telephone system as claimed in claim 1 is characterized in that: described embedded telephone system also comprises:
Local call dislodging machine testing module, be used to detect the motor-driven work of dislodging that the user carries out in this locality, described CPU control module also is used to receive described local call dislodging machine testing module at the local off hook signal that detects the local off-hook action output of carrying out, and described CPU control module is controlled described embedded speech module according to described local off hook signal and stopped to export voice signal to described calling party.
3. embedded telephone system as claimed in claim 1 is characterized in that: described embedded speech module comprises speech data memory, and described speech data memory stores the speech data corresponding with described dtmf signal.
4. embedded telephone system as claimed in claim 3 is characterized in that: described speech data memory is the SD card.
5. embedded telephone system as claimed in claim 1; it is characterized in that: described ring detection module comprises every straight filter capacitor C1; voltage stabilizing didoe W1; optocoupler pipe G1; current-limiting resistance R24; overvoltage protection diode D1; first electric capacity; second resistance; the 3rd resistance; the 4th resistance; triode Q1; connect a termination of telephone wire in the described ring detection module every straight filter capacitor C1; meet voltage stabilizing didoe W1 again; 1 of optocoupler pipe G1; the line other end of answering the call behind 2 pin and first resistance; 5 pin of optocoupler pipe G1 connect power supply; 4 pin output connects ground connection behind first electric capacity; second resistance is in parallel with first electric capacity; the 4 pin output of optocoupler pipe G1 connects triode Q1 base stage again behind the 3rd resistance; the triode emitter grounding; collector electrode connects power supply after by the 4th resistance, and the ring sign of described ring detection module output exports described CPU control module to by collector electrode place of triode Q1.
6. embedded telephone system as claimed in claim 1, it is characterized in that: described simulation dislodging machine module comprises relay K 1, phone off-hook equivalent resistance R29, triode Q2 and pull-up resistor R5, one termination power of relay K 1 control end, one end is connected with the collector electrode of triode Q2, and the dislodging machine control signal output of described CPU control module links to each other with the base stage of triode Q2 behind pull-up resistor R5.
7. embedded telephone system as claimed in claim 1, it is characterized in that: described DTMF demodulation module comprises DTMF demodulation chip and peripheral circuit, the telephone wires signals input inputs to the IN+ and the IN-end of described DTMF demodulation chip after coupling, the output STD of described DTMF demodulation chip inputs to the middle fracture of described CPU control module after the triode negative circuit, the data output end Q4-Q1 of described DTMF demodulation chip links to each other with the IO mouth of CPU control module.
8. embedded telephone system as claimed in claim 1, it is characterized in that: the control input end mouth of described embedded speech module, state delivery outlet link to each other with the IO mouth of described CPU control module behind the first current-limiting resistance R11, the second current-limiting resistance R12, the 3rd current-limiting resistance R13, and audio output port SPK+ and SPK-are coupled to telephone wire after meeting transformer T1.
9. embedded telephone system as claimed in claim 1, it is characterized in that: described local call dislodging machine testing module comprises relay K 2, triode Q7, pull-up resistor R7, divider resistance R30, first resistance, second resistance, triode Q6, relay K 2 control signals are by the base stage input of triode Q7, triode Q7 base stage connects power supply through pull-up resistor R7 simultaneously, the emitter grounding of triode Q7, the control end of the collector connecting relay K2 of triode Q7, another termination power of relay K 2 control ends, the double input end of relay K 2 links to each other with local call by telephone wire, output is unsettled during relay K 2 off-states, during attracting state, export a terminating systems power supply, ground connection behind another termination divider resistance R30, divider resistance R30 non-ground-end links to each other with triode Q6 base stage by first resistance, the emitter grounding of triode Q6, the collector electrode of triode Q6 links to each other with power supply after connecing second resistance, and local off-hook detection signal is exported to the middle fracture of described CPU control module by the collector electrode of triode Q6.
10. embedded telephone system as claimed in claim 1 is characterized in that: described CPU control module comprises general 51 series monolithics and peripheral circuit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201320425U CN201515424U (en) | 2009-05-26 | 2009-05-26 | Embedded phone system playing voice according to keystroke |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009201320425U CN201515424U (en) | 2009-05-26 | 2009-05-26 | Embedded phone system playing voice according to keystroke |
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| CN201515424U true CN201515424U (en) | 2010-06-23 |
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| CN2009201320425U Expired - Fee Related CN201515424U (en) | 2009-05-26 | 2009-05-26 | Embedded phone system playing voice according to keystroke |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102158601A (en) * | 2011-03-31 | 2011-08-17 | 南京航空航天大学 | Internet of things telephone capable of remotely reading meter |
| CN106067924A (en) * | 2016-08-05 | 2016-11-02 | 泉州市壹灯照明科技有限公司 | A kind of fixed voice IP encapsulated delivery equipment |
-
2009
- 2009-05-26 CN CN2009201320425U patent/CN201515424U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102158601A (en) * | 2011-03-31 | 2011-08-17 | 南京航空航天大学 | Internet of things telephone capable of remotely reading meter |
| CN102158601B (en) * | 2011-03-31 | 2013-11-06 | 南京航空航天大学 | Internet of things telephone capable of remotely reading meter |
| CN106067924A (en) * | 2016-08-05 | 2016-11-02 | 泉州市壹灯照明科技有限公司 | A kind of fixed voice IP encapsulated delivery equipment |
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