CN201114575Y - A villa inter-speaking door ring - Google Patents
A villa inter-speaking door ring Download PDFInfo
- Publication number
- CN201114575Y CN201114575Y CNU2007200570640U CN200720057064U CN201114575Y CN 201114575 Y CN201114575 Y CN 201114575Y CN U2007200570640 U CNU2007200570640 U CN U2007200570640U CN 200720057064 U CN200720057064 U CN 200720057064U CN 201114575 Y CN201114575 Y CN 201114575Y
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- circuit
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- signal
- telephone set
- control unit
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Abstract
The utility model relates to a villa talkback doorbell which comprises a doorphone and an electronic control lock, and is characterized in that the doorphone communicates with a telephone wireless access terminal by radio frequency signals; the telephone wireless access terminal is arranged indoors; a telephone exterior line is connected with an interface of the telephone exterior line of the telephone wireless access terminal; a home-use telephone is switched into a telephone interface of the telephone wireless access terminal. The villa talkback doorbell of the utility model has the advantages that a home-use fixed telephone can be more conveniently switched into a villa talkback doorbell without limit of a circuit and the switching manner is reasonable; a plurality of telephones can be switched into one telephone wireless access terminal, so as to expand a plurality of talkback operation terminals and save cost; telephones in each room can be used for realizing the talkback and unlocking function of the villa talkback doorbell, thus the use of the utility model is more convenient; a current wireless telephone can be directly used for realizing mobile talkback function, therefore, the use range and the operation range for users are enlarged.
Description
Technical field
The utility model relates to a kind of entryphone, particularly a kind of villa entryphone.
Background technology
At present, the entryphone device adopts wired fixed installation mostly.Doorway machine and indoor set adopt wired connection, need be during installation from the doorway to connection of indoor room cloth, and subscriber computer generally is fixedly mounted on a certain position, room, all to go to answer and open the door when having the guest visiting to hard-wired place at every turn, very inconvenient, particularly the room of villa is more, the place is bigger, several floors are generally all arranged, it is more inconvenient to seem during use, the mode that present user generally takes to adorn several subscriber computers more solves this problem, but can increase the quantity of wiring and indoor set so again, and device cost and engineering cost increase more.
The utility model content
The purpose of this utility model is to provide a kind of circuit reasonable, can be with family expenses landline telephone wireless access villa entryphone, and the trouble of avoiding connecting up and bringing, and the villa entryphone of adorning the increase of inconvenience that extension set brings and cost more.
The purpose of this utility model can reach by following measure: a kind of villa entryphone, comprise doorway machine, electric control lock, it is characterized in that: doorway machine is by radiofrequency signal and the communication of telephone set wireless access terminal, the telephone set wireless access terminal is loaded on indoor, outside line is connected with the outside line interface of telephone set wireless access terminal, and home telephone inserts the telephone interface of telephone set wireless access terminal.
The purpose of this utility model can also reach by following measure: doorway machine comprises control unit, receiving demodulation circuit, modulation transmitter, audio power amplifier circuit, audio frequency is put big circuit, function circuit, unlock circuit, duplexer, control unit receives the demodulated digital signal of sending here from receiving demodulation circuit, and handle, the digital signal that coding will send is delivered to modulation transmitter and is sent, also delivering to control unit from the operation signal of function circuit output handles, control unit produces ringing signal and sends into audio power amplifier circuit, ring prompting as doorway machine, the generation control signal of unblanking is opened electric control lock to unlock circuit control, receiving demodulation circuit also produces one tunnel audio signal input audio power amplifier circuit, the audio signal that the audio frequency pre-amplification circuit is sent is delivered to modulation transmitter, and outputs to duplexer after the digital signal of sending here from control unit is modulated amplification through modulation transmitter.Audio power amplifier circuit will carry out outputing to loud speaker after the power amplification from the audio signal of receiving demodulation circuit input.The audio frequency pre-amplification circuit is delivered to modulation transmitter with the audio signal of microphone generating through after the preposition amplification.The telephone set wireless access terminal comprises control unit, receiving demodulation circuit, modulation transmitter, the audio mix circuit, phone ringing-current generation circuit, the telephone set power supply circuits, the dtmf signal testing circuit, the telephone state testing circuit, building talkback and outside line commutation circuit, duplexer, the outside line interface, telephone interface, antenna from the signal process telephone set wireless access terminal that doorway machine is sent here, duplexer is delivered to receiving demodulation circuit, deliver to control unit by receiving demodulation circuit output digital signal, after control unit is handled, detect voltage and phone ringing-current on the telephone wire by the telephone state testing circuit, when detecting phone ringing-current or telephone set and be in off hook state, control unit coding busy signal is sent into modulation transmitter and is sent, as when not having phone ringing-current and telephone set and being in hook state, control unit control building talkback and outside line commutation circuit disconnect answer the call from outside line, insert full talk circuit, by the telephone set power supply circuits is the teleset line power supply, control unit control phone ringing-current generation circuit produces the phone ringing-current and sends into telephone set, the control ringing, the not busy signal of encoding is simultaneously delivered to modulation transmitter and is sent, and enter talking state for the audio mix power on circuitry, during conversing, the dtmf signal that control unit sends by dtmf signal testing circuit monitoring telephone set, being required to be the visitor as the user opens the door, can operate telephone keypad generation corresponding D TMF signal, send unlocking signal to modulation transmitter by control unit, after ovennodulation, send to doorway machine.The exportable signal controlling load circuit of control unit keeps outside line not break, then telephone set is inserted the building talkback circuit, the coding off hook signal is sent into modulation transmitter, and sends to doorway machine, directly enters building talkback and passes through speech phase, after building talkback finishes, by the operation telephone keypad, go back to outside line with dtmf signal notice control unit, control unit discharges building talkback and outside line commutation circuit, telephone set is taken back outside line again, and load circuit is disconnected from telephone wire.
The utility model agree to have following advantage compared to existing technology:
1. can more easily the family expenses fixed line be inserted the villa entryphone, not be subjected to the restriction of circuit, access way is reasonable.
2. can insert several phones by a telephone set wireless access terminal, expand several intercommunication operating terminals, save cost.
3. can utilize the phone in each room to finish the intercommunication and the unlocking function of villa entryphone, use more convenient.
4. can directly finish mobile intercommunication function with existing cordless telephone, it is big that user's use and opereating specification become.
Description of drawings
Fig. 1 is a system block diagram of the present utility model;
Fig. 2 is the circuit block diagram of the utility model doorway machine;
Fig. 3 is the circuit block diagram of the utility model telephone set wireless access terminal.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing (embodiment):
With reference to Fig. 1, the utility model comprises doorway machine 1, telephone set wireless access terminal 2, electric control lock 3.Doorway machine 1 is contained in front door; Telephone set wireless access terminal 2 can be contained in the indoor place that telephone connection is arranged arbitrarily; Outside line inserts the outside line interface (212) of phone wireless access terminal; Home telephone (4) inserts on the telephone interface 210 of telephone set wireless access terminal 2, before using doorway machine 1 and telephone set wireless access terminal 2 is carried out sign indicating number, and code value is existed in the electricity erasable memorizer in the control unit separately.During telephone set wireless access terminal 2 holding states, telephone set 4 directly links to each other with outside line.
With reference to Fig. 2, control unit 101 is as the center control section of whole doorway machine, form by single-chip microcomputer, electricity erasable memorizer, SCM peripheral circuit and control circuit, its function comprises the demodulated digital signal that reception sends by digital signal output end from receiving demodulation circuit 102, and handles; The digital signal that coding will send is sent into the digital signal input end of modulation transmitter 103, sends; Reception is from the operation signal of function circuit 106 input and handle; Produce ringing signal and send into audio power amplifier circuit 104, as the ring prompting of doorway machine; The generation control signal control unlock circuit 107 of unblanking is opened electric lock; Storage doorway machine address code and telephone set wireless access terminal address code.Receiving demodulation circuit 102 receives modulation signal, after amplifying through high frequency amplification, frequency conversion, intermediate frequency amplification, frequency discrimination and low frequency, and output two paths of signals, one tunnel audio signal input audio power amplifier circuit, 104, one way word signals input single-chip microcomputer.Modulation transmitter 103 has the two-way input: a way word signal input part, connect single-chip microcomputer, and produce the digital signal input that needs transmission by single-chip microcomputer; One road audio signal input end, the audio signal that input is brought by audio frequency pre-amplification circuit 105.Two paths of signals outputs to duplexer after ovennodulation is amplified.Audio power amplifier circuit 104 will carry out power amplification from the audio signal of receiving demodulation circuit 102 inputs and output to loud speaker 109.Audio frequency pre-amplification circuit 105 is sent into modulation transmitter 103 with the audio signal that microphone 110 produces through after the preposition amplification.Operation signals such as function circuit 106 reception users' calling, cancellation convert the discernible signal of single-chip microcomputer to and send into single-chip microcomputer.Unlock circuit 107 receives the control signal of being brought by control unit 101 of unblanking, and controls the electric lock switch then.
With reference to Fig. 3, control unit 201 is made up of single-chip microcomputer, electricity erasable memorizer, SCM peripheral circuit and control circuit as the center control section of whole telephone set wireless access terminal 2.Its function comprises the demodulated digital signal that reception sends by digital signal output end from receiving demodulation circuit 202, and handles; The digital signal that coding will send is sent into the digital signal input end of modulation transmitter 203, sends; Control telephone ringer miscarriage is given birth to circuit 205 and is produced the phone ringing-currents and deliver to telephone set, allows ringing telephone stations; Read the double-audio signal of having deciphered that dtmf signal testing circuit 207 is brought; Read the telephone set status signal that telephone state testing circuit 208 is brought, and make respective handling according to telephone state; Control villa intercommunication and outside line commutation circuit 209 are with telephone set answer the call outside line or villa full talk circuit; Storage doorway machine address code and telephone set wireless access terminal address code.Receiving demodulation circuit 202 receives modulation signal, after amplifying through high frequency amplification, frequency conversion, intermediate frequency amplification, frequency discrimination and low frequency, and output two paths of signals, one tunnel audio signal input audio mix circuit, 204, one way word signals input single-chip microcomputer.Modulation transmitter 203 has the two-way input, and a way word signal input part connects single-chip microcomputer, is produced the digital signal input that needs transmission by single-chip microcomputer; One road audio signal input end, the audio signal that input is brought by audio mix circuit 204.Two paths of signals outputs to duplexer after ovennodulation is amplified.Audio mix circuit 204 becomes to be fit to one road transmission signals of telephone audio transmission requirement with one-in-and-one-out two-way audio conversion of signals.Telephone ringer miscarriage is given birth to circuit 205 and is produced the phone ringing-currents and deliver to telephone set, allows ringing telephone stations.Telephone set power supply circuits 206 are when telephone set forwards the villa full talk circuit to, provide and the similar voltage of outside line, electric current and load, allow full talk circuit have the same characteristic of outside line.Dtmf signal testing circuit 207 is to detect the double-audio signal that telephone set is sent, and becomes the parallel digital signal of monolithic function identification to send into single-chip microcomputer for analysis and utilization this conversion of signals.Telephone state testing circuit 208 is the circuit that detect the user mode of telephone set, has or not the phone ringing-current to judge whether telephone set is responding the call signal of outside line by detecting on the telephone wire; Judge that by the voltage that detects telephone wire telephone set is in off hook state or hook state.Villa intercommunication and outside line commutation circuit 209 are the circuit that telephone set switched between outside line and villa intercommunication line by electronic analog swtich.Receiving demodulation sends with modulation and is in different frequency bands, has guaranteed to send and received can not interfere with each other.The tranmitting frequency of doorway machine is the same with the receive frequency of telephone set wireless access terminal, and the receive frequency of doorway machine is the same with the tranmitting frequency of telephone set wireless access terminal.
The concrete workflow of this villa entryphone is as follows:
Before the use, with doorway machine and telephone set wireless access terminal to sign indicating number: in communication distance, press simultaneously doorway machine and telephone set wireless access terminal to the sign indicating number key, after both sides set up communication, doorway machine produces address, telephone set wireless access terminal at random by software, and self address and address, telephone set wireless access terminal sent to the telephone set wireless access terminal, simultaneously address, telephone set wireless access terminal is stored in the electricity erasable memorizer; The telephone set wireless access terminal is stored in the electricity erasable memorizer for calling after receiving self address and doorway machine address.
The visitor presses assignment key at the doorway machine place, this signal breaks away from holding state by interrupting waking doorway machine up, after control unit 101 detects this signal, single-chip microcomputer is sent doorway machine self address and call command word code into modulation transmitter 103, modulation is amplified after gone out by duplexer 108, antenna transmission, produce ringing signal simultaneously and send into audio power amplifier circuit 104, and open the power supply of audio power amplifier circuit 104, the doorway machine jingle bell.In the process of jingle bell, wait for the off-hook order of telephone set wireless access terminal.The control command that doorway machine is sent is sent into receiving demodulation circuit 202 after sending into duplexer 211 frequency-selectings via the antenna of telephone set wireless access terminal, through send into the single-chip microcomputer of control unit 201 after filtering amplification and the demodulation by data output end.After single-chip microcomputer in the control unit 201 receives this order, the address of depositing in address code in this order and the electricity erasable memorizer is compared, as mail returned on ground of incorrect address, just do not handle, otherwise just detect the operating state of telephone sets, when detecting phone ringing-current or telephone set and be in off hook state by telephone state testing circuit 208, be that telephone set is in busy condition, control unit 201 coding busy signals are sent into modulation transmitter 203 data input pins and are sent to doorway machine; As when not having phone ringing-current and telephone set and being in hook state, be that telephone set is in not busy state, control unit 201 control building talkbacks and outside line commutation circuit 209 disconnect answering the call machine from outside line, insert full talk circuit, be the teleset line power supply by telephone set power supply circuits 206, control unit 201 control phone ringing-current generation circuit 205 produce the phone ringing-current and send into telephone set, the control ringing, the not busy signal of encoding is simultaneously sent into modulation transmitter 203 data input pins and is sent.During this time as receive that the cancelling signal of indoor set 1 then gets back to holding state in the telephone set wireless access terminal.
Be in not busy state as telephone set, the control unit 201 of telephone set wireless access terminal is by the dislodging machine state of telephone state testing circuit 208 monitoring telephone sets, after detecting the telephone set off-hook, single-chip microcomputer is sent address, telephone set wireless access terminal self and off-hook command word coding into modulation transmitter 203 data input pins and is sent to doorway machine, power on for audio mix circuit 204 and enter talking state, during conversing, the double-audio signal that control unit 201 sends by dtmf signal testing circuit 207 monitoring telephone sets.Need open the door for the visitor as the user, can operate telephone keypad and send corresponding double-audio signal, after control unit 201 receives the double-audio signal coding that dtmf signal testing circuit 207 sends, with fixing unlocking signal encoding ratio, just meet modulation transmitter 203 data input pins are delivered in address, telephone set wireless access terminal self and unlock command word code, after ovennodulation, send to doorway machine, after detecting the telephone set on-hook signal, again address, telephone set wireless access terminal self and on-hook command word coding are sent to doorway machine, discharge building talkback and outside line commutation circuit 209 simultaneously, telephone set is taken back outside line again, and telephone set wireless access terminal 2 enters holding state.
When telephone set is in talking state, after the user hears that the tinkle of bells of telephone set wireless access terminal is reminded, can select on-hook, after the control unit 201 of telephone set wireless access terminal detects the telephone set on-hook by telephone state testing circuit 208, control building talkback and outside line commutation circuit 209 disconnect answer the call from outside line, insert full talk circuit, be the teleset line power supply by telephone set power supply circuits 206, control unit 201 control phone ringing-current generation circuit 205 produce the phone ringing-current and send into telephone set, the control ringing, simultaneously address, telephone set wireless access terminal self and not busy command word coding is sent into modulation transmitter 203 data input pins and send, enter the handling process that telephone set is in not busy state.The user also can select to hang under the situation of outside line, the thing of handling building talkback earlier goes back to outside line again and continues conversation, concrete processing procedure is as follows: by the operation telephone keypad, control unit 201 with dtmf signal notice telephone set wireless access terminal will carry out aforesaid operations, after control unit 201 is received order, the identical load circuit 214 of internal resistance when control is with the telephone set off hook state earlier hooks outside line, keep outside line not break, then telephone set is inserted the building talkback circuit, then address, telephone set wireless access terminal self and off-hook command word coding is sent into modulation transmitter 203 data input pins and send to doorway machine, directly enter the building talkback talking state.Handle building talkback afterwards, by the operation telephone keypad, control unit 201 with dtmf signal notice telephone set wireless access terminal will go back to outside line, the control unit 201 of telephone set wireless access terminal discharges building talkback and outside line commutation circuit 209, telephone set is taken back outside line again, and load circuit 214 disconnected from telephone wire, enter holding state.
Doorway machine is after the off-hook order of receiving the telephone set wireless access terminal, the address, telephone set wireless access terminal that single-chip microcomputer separates the address code in the off-hook order with the electricity erasable memorizer stored compares, as meet, stop to export ringing signal, open the power supply of audio frequency pre-amplification circuit 105, enter talking state.In communication process, doorway machine is after receiving the unlock command of indoor set, and the address of indoor unit that the address code in the unlock command is separated with off-hook compares, as meets, just send the control signal of unblanking and give unlock circuit 107, unlock circuit 107 is opened electric lock for the visitor.Doorway machine is after the on-hook order of receiving the telephone set wireless access terminal, the address of indoor unit that address code in the on-hook order is separated with off-hook compares, as meet, just turn off the power supply of receiving demodulation circuit 102, modulation transmitter 103, audio power amplifier circuit 104, audio frequency pre-amplification circuit 105, enter holding state.
If add telephone dialer circuit in the telephone set wireless access terminal, and building talkback and outside line commutation circuit 209 made and can tripartitely switch arbitrarily, building conversational system can also be dialed outside line, promptly when indoor ring unanswered, by the predefined telephone number of telephone network calling party (such as user's mobile phone), connect this phone, the user can converse by the visitor at this phone and place, doorway or the keeper at supervisor place, and can send dtmf signal by the operation telephone keypad and come remote-control unlocking.
Claims (6)
1. villa entryphone, comprise doorway machine (1), electric control lock (3), it is characterized in that: doorway machine (1) is by radiofrequency signal and telephone set wireless access terminal (2) communication, telephone set wireless access terminal (2) is loaded on indoor, outside line is connected with the outside line interface of telephone set wireless access terminal (2), and home telephone (4) inserts the telephone interface of telephone set wireless access terminal (2).
2. a kind of villa entryphone according to claim 1, it is characterized in that: doorway machine (1) comprises control unit (101), receiving demodulation circuit (102), modulation transmitter (103), audio power amplifier circuit (104), audio frequency is put big circuit (105), function circuit (106), unlock circuit (107), duplexer (108), control unit (101) receives the demodulated digital signal of sending here from receiving demodulation circuit (102), and handle, the digital signal that coding will send is delivered to modulation transmitter (103) and is sent, also delivering to control unit (101) from the operation signal of function circuit (106) output handles, control unit (101) produces ringing signal and sends into audio power amplifier circuit (104), ring prompting as doorway machine, the generation control signal of unblanking is opened electric control lock (3) to unlock circuit (107) control, receiving demodulation circuit (102) also produces one tunnel audio signal input audio power amplifier circuit (104), the audio signal that audio frequency pre-amplification circuit (105) is sent is delivered to modulation transmitter (103), and outputs to duplexer (108) after the digital signal of sending here from control unit (101) is passed through modulation transmitter (103) modulation amplification.
3. a kind of villa entryphone according to claim 2 is characterized in that: audio power amplifier circuit (104) will carry out outputing to loud speaker (109) after the power amplification from the audio signal of receiving demodulation circuit (102) input.
4. a kind of villa entryphone according to claim 2 is characterized in that: audio frequency pre-amplification circuit (105) is delivered to modulation transmitter (103) with the audio signal that microphone (110) produces through after the preposition amplification.
5. a kind of villa entryphone according to claim 1, it is characterized in that: telephone set wireless access terminal (2) comprise control unit (201), receiving demodulation circuit (202), modulation transmitter (203), audio mix circuit (204), phone ringing-current generation circuit (205), telephone set power supply circuits (206), dtmf signal testing circuit (207), telephone state testing circuit (208), building talkback and outside line commutation circuit (209), duplexer (211), outside line interface (212), telephone interface (210), antenna from the signal process telephone set wireless access terminal (21) that doorway machine (1) is sent here, duplexer (211) is delivered to receiving demodulation circuit (202), deliver to control unit (201) by receiving demodulation circuit (202) output digital signal, after control unit (201) is handled, detect voltage and phone ringing-current on the telephone wire by telephone state testing circuit (208), when detecting phone ringing-current or telephone set and be in off hook state, control unit (201) coding busy signal is sent into modulation transmitter (203) and is sent, as when not having phone ringing-current and telephone set and being in hook state, control unit (201) control building talkback and outside line commutation circuit (209) disconnect answer the call from outside line, insert full talk circuit, be the teleset line power supply by telephone set power supply circuits (206), control unit (201) control phone ringing-current generation circuit (205) produces the phone ringing-current and sends into telephone set, the control ringing, the not busy signal of encoding is simultaneously delivered to modulation transmitter (203) and is sent, and enter talking state for audio mix circuit (204) energising, during conversing, the dtmf signal that control unit (201) sends by dtmf signal testing circuit (207) monitoring telephone set, being required to be the visitor as the user opens the door, can operate telephone keypad generation corresponding D TMF signal, send unlocking signal to modulation transmitter (203) by control unit (201), after ovennodulation, send to doorway machine (1).
6. a kind of villa entryphone according to claim 5, it is characterized in that: the exportable signal controlling load circuit of control unit (201) (214) keeps outside line not break, then telephone set (4) is inserted the building talkback circuit, the coding off hook signal is sent into modulation transmitter (203), and send to doorway machine (1), directly enter building talkback and pass through speech phase, after building talkback finishes, by the operation telephone keypad, notify control unit (201) to go back to outside line with dtmf signal, control unit (201) discharges building talkback and outside line commutation circuit (209), telephone set is taken back outside line again, and load circuit (214) is disconnected from telephone wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200570640U CN201114575Y (en) | 2007-09-17 | 2007-09-17 | A villa inter-speaking door ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200570640U CN201114575Y (en) | 2007-09-17 | 2007-09-17 | A villa inter-speaking door ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201114575Y true CN201114575Y (en) | 2008-09-10 |
Family
ID=39966324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200570640U Expired - Fee Related CN201114575Y (en) | 2007-09-17 | 2007-09-17 | A villa inter-speaking door ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201114575Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103679898A (en) * | 2013-12-21 | 2014-03-26 | 南通芯迎设计服务有限公司 | Residential security entrance guard system capable of timely starting entrance guard function |
| CN107181987A (en) * | 2017-05-15 | 2017-09-19 | 合肥市规划设计研究院 | A kind of architectural engineering Multifunctional talkback system |
-
2007
- 2007-09-17 CN CNU2007200570640U patent/CN201114575Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103679898A (en) * | 2013-12-21 | 2014-03-26 | 南通芯迎设计服务有限公司 | Residential security entrance guard system capable of timely starting entrance guard function |
| CN107181987A (en) * | 2017-05-15 | 2017-09-19 | 合肥市规划设计研究院 | A kind of architectural engineering Multifunctional talkback system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20130917 |