CN2150684Y - Disturbed-less controller for telephone - Google Patents

Abstract

The utility model relates to a disturbed-less controller controlling telephone bell sound, which comprises an identification portion, a control portion and a real time clock portion. The identification portion whose output portion and control portion are connected receives the bell signal of the telephone. The output signal in vibration of the real-time clock portion is connected with the control portion. During the disturbed-less time set by the user, the identification portion can control the characteristic of the generated ringing signal according to the calling people and identify special communication call or common communication call. The ringing signal of the special communication call enables the telephone to send the bell sound by the control portion and the common communication call can not enable the telephone to send the bell sound.

Description

Disturbed-less controller for telephone

The utility model relates to a kind of sounding control device of ringing telephone stations signal.

At present, widely used touch-tone telephone is typically provided with ringer volume control, and when not wishing jingle bell, the user can be adjusted to volume minimum and not bothered by the tinkle of bells.For SPC telephone exchange, also can apply for 'no disturbance ' service, the user imports one group of code by telephone key-press in use, just can enter the interruption-free state, and at this moment extraneous phone can not be called in, and reaches the purpose of avoiding telephone bell to bother with this.But above-mentioned these ways lack flexibilities, and when avoiding bothering, extraneous specific user's emergency interconnection number is not come in yet, and the setting of each interruption-free and remove and all need manual operation, use inconvenient.

The purpose of this utility model provides a kind of telephone set interruption-free controller, it is as the particular component of telephone set, during interruption-free, the phone that can come differentiated treatment to call in according to user's requirement, for the bell signal that the feature of setting by the user is sent here, ringing tone can be discerned and send to controller; Other phones are then rejected, and perhaps adopt the mode of telegraphone to receive.After finishing during user's setting, controller automatically terminates do-not-disturb functionality, recovers the normal use of telephone set.

The feature that the person's most convenient of squeezing into phone control produces is the number of times of jingle bell and the number of times of hanging up, the former can be to the buzzer number of hearing in this phone, it is equivalent to switch sends number of times from bell signal to the other side's phone, reach give fixed number of times after, phone is hung up, just can reach the purpose of control number of rings, the bell signal of China's phone be ring 1 second left alone without help 4 seconds, therefore will control number of rings is easily, as for the number of times of hanging up then is artificial control fully, as long as heavily hang in the time that limits, this controller can both be accepted.

The purpose of this utility model is achieved in that the interruption-free controller partly is made of identification division, control section and real-time clock, presses the relation of input/output signal, and identification division is connected with control section, and the real-time clock part is connected with control section.During interruption-free, the bell signal feature that person's may command that the identification division basis squeezes into the phone produces, distinguish out is specific talk-back or plain old telephone, and allowing the bell signal of specific talk-back make telephone set send the tinkle of bells by control section, the real-time clock part then is used for setting scope action time of interruption-free control.

Identification division can be by shaping, time-delay, count, meet comparison, feature-set etc. partly forms, and feature-set partly has goes into the machine interface for user's setting ring signal recognition feature.Control section can partly be made of triggering, time-delay, switching etc.Real-time clock part partly is made of clock part and time set, and what time set partly had a confession user setting-up time goes into the machine interface.The function of each part mentioned above can all realize that by hardware circuit also available single-chip microcomputer moves corresponding program and realizes.

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the schematic block circuit diagram of present embodiment, and Fig. 2 is circuit theory diagrams.

Among the figure, I, the real-time clock II, bell signal commutation circuit III, do not have in 2 seconds and trigger the single stabilization delay circuit IV again, original call power ringing phonation circuit V, can trigger the single stabilization delay circuit VI again in 6 seconds, do not have in 120 seconds and trigger the single stabilization delay circuit VII again, two level Four binary counter circuit VIII, ring feature-set circuit IX, meet the comparison circuit X, 240 seconds timing circuits 1., original call power ringing demultiplexing circuit IC1-IC12, integrated circuit Q1-Q2 triode D1-D3 diode OC1 photoelectrical coupler ZD1 voltage stabilizing didoe BR1-BR2 rectifier bridge J1-J2 relay EW1-EW2 electronic watch parts CB1 rechargeable battery R1-R25 resistance C1-C13 electric capacity K1-K2 dial switch

Present embodiment is work like this: among Fig. 1, bell signal commutation circuit II is subjected to the control of real-time clock I and 240 seconds timing circuit X, in normal work period bell signal is received original call power ringing circuit IV, telephone set operate as normal.During the interruption-free of setting, the identification circuit that is made of frame III, V, VI, VII, VIII, IX works, this circuit carries out feature extraction and identification to twice bell signal that receives in 120 seconds, if the feature that its feature and user set is not inconsistent, control circuit is failure to actuate, and bell signal can not make telephone set send the tinkle of bells; If the feature of setting with the user conforms to, with 240 seconds timing circuits that start in the control circuit that constitutes by Fig. 1 center II, X, temporarily commutation circuit is changed to normal operating conditions, during this period of time, bell signal can make telephone set send the tinkle of bells, reaches the purpose of carrying out emergency interconnection during interruption-free.

The course of work of identification circuit is as follows: 2 seconds nothings trigger the single stabilization delay circuit III again the bell signal of importing are carried out shaping, every gust continues or interrupted bell signal, can only make its count pulse of output when beginning in 2 seconds, this pulse is counted by first counter of counting circuit VII.Whether can trigger the single stabilization delay circuit V in 6 seconds again is used to discern this bell call and finishes, do not receive bell signal in continuous 6 seconds, then confirm this end of calling, it makes second counter of counting circuit carry out the counting preparation, also starts 120 seconds nothings simultaneously and triggers the delay circuit VI again.If in 120 seconds, receive bell call signal for the second time, count by second counter, behind the end of calling, the count results of two counters is delivered to and is met the comparison circuit IX and compare, if conform to the value of feature-set circuit VIII, then start 240 seconds timing circuit X, commutation circuit is temporarily moved, allowing for the third time, bell signal can make telephone set send the tinkle of bells; If do not receive bell call signal for the second time in 120 seconds, delay circuit will be to counter O reset in 120 seconds, and identification circuit returns to initial operating state.

Fig. 2 is the specific implementation of above-mentioned block diagram, IC1, IC2 is typical two groups of monostable flipflop integrated circuits, can adopt the integrated circuit of models such as CD4098, wherein 1/2IC1 and C2, R5 constitutes 2 seconds nothings and triggers single stabilization delay circuit again, 1/2IC1 and C4, R7 constitutes 6 seconds and triggers single stabilization delay circuit again, 1/2IC2 and C3, R6 constitutes 120 seconds nothings and triggers delay circuit again, 1/2IC2 and C5, R8 constitutes 0.1 second trailing edge and triggers single stabilization delay circuit, IC2 produces quenching pulse after it's 120 seconds is past bell signal receiving at every turn, to two 4 the binary counter zero clearings of IC4, IC4 can adopt the integrated circuit of models such as CD4520, it is used for to twice bell signal counting, before bell signal does not finish for the first time, the Q2 of IC2 is always high level, the EN1 of IC4 also is a high level, the Ring-down count signal enters CP1, counter is write down ten characteristic values of bell signal, after bell signal finishes for the first time, the Q2 of IC2 becomes high level, and kept 120 seconds, the EN2 of IC4 also is a high level, the Ring-down count signal enters CP2, counter is write down a position feature of bell signal, this value is delivered to IC3, IC5 meets the B input of comparison circuit, A holds into end and by dial switch K1, K2 is connected with the ring feature-set circuit that resistance R 9-R16 constitutes, dial switch K1, K2 is the man-machine interface for user's setting ring signal recognition feature, IC3, IC5 can select the integrated circuit of models such as CD4585 for use, work as A, when the value of B input conforms to, IC3, the A=B end output high level of IC5, this signal is delivered to two inputs of three inputs and door IC6, the 3rd input end signal is from the Q1 end of IC1, only the count value when twice bell signal is consistent with the characteristic value of setting, and bell signal has disappeared and the Q1 of IC1 is held when being high, and IC6 just exports high level.This signal is delivered to the first trigger reset end R1 of IC9 four rest-set flip-flops, make the Q1 output low level, the clear terminal Cr of 14 grades of binary counter IC10 of the band oscillating circuit that at this moment is connected with Q1 is low, the IC10 counting that begins to delay time, suitably select the C7 of oscillating circuit and the parameter of R20, make IC10 from zero clearing finish to the time of Q14 output high level be 240 seconds, the output of Q14 through two or door IC8 to the set end S1 of IC9, make it block IC10 again, reach 240 seconds purposes regularly, IC9 can select CD4043 for use, IC10 can select model integrated circuits such as CD4060 for use.NAND gate IC7 and R17, R18, C6, D2 with Shi Mite trigger characteristic constitute reset circuit, the reset pulse that produces when powering on through two or door IC8 deliver to S1, the S2 set end of IC9, guarantee the correct of IC9 initial condition.

EW1, EW2 are the electronic watch parts with function when noisy, its pin 1,2 is a power end, pin 3 signal end when originally receiving piezoelectric ceramic noisy, signal amplifies through the amplifying circuit that Q1, Q2, C8-C11, R22-R25 constitute during electronic watch noisy, signal is used to remove do-not-disturb functionality during EW1 noisy, signal after it amplifies is delivered to the set end S2 of IC9 through IC8 two OR circuit, make Q2 end output high level, make the contact J2a closure of relay J 2 by not gate driver IC 12, bell signal drives the former ringing circuit of telephone set and normally sends the tinkle of bells; Signal is used to set up do-not-disturb functionality during EW2 noisy, signal after it amplifies is delivered to the reset terminal R2 of IC9, makes Q2 end output low level, and relay J 2 discharges, J2a disconnects, only after identifying the bell signal feature of specific talk-back, the Q1 of IC9 holds output low level, makes relay J 1 temporary transient adhesive through driving gate IC11, the J1a closing of contact, just may make telephone set send the tinkle of bells, after 240 seconds, J1a disconnects again.Set the man-machine interface of button and the liquid crystal time display plate person of being to use setting-up time during electronic watch noisy.

The interruption-free controller is to be connected like this with the original call machine circuit, and the C1 among Fig. 2, R1, BR1, BR2 are the original parts in addition of telephone set, and L1, L2 are user's line ends of telephone set, and A1, A2 still receive the speaking circuit of telephone set, without any variation.B1, B2 are the links with ringing circuit, compare with primary circuit, increased by two couples of control contact J1a, J2a and diode D1, when interruption-free is removed, the diode and the closed J2a contact that are in forward conduction seal in former ringing circuit, the ringing circuit operate as normal; When the interruption-free state, J1a, J2a all disconnect, and only after receiving specific bell signal, J1a is lashup 240 seconds, during this period of time in, bell signal can make telephone set send the tinkle of bells.

Illustrate use below, if the interruption-free time that the user sets is that evening 11 was up to 6 o'clock mornings, the setting of function when electronic watch is made a noise, EW2 is made as 11:00PM, EW1 is made as 6:00AM, then 11 o'clock every nights, telephone set changes the interruption-free state automatically over to, and recover normal 6 o'clock mornings again.If the bell signal characteristic value that the user sets with switch is 12, during interruption-free if will carry out emergency interconnection, must connect and make a call three times, phone is hung up behind the buzzer of hearing a vice-minister in the earphone for the first time, phone is hung up behind the buzzer of hearing two vice-minister in the earphone for the second time, after this in 4 minutes, make a call for the third time, connect with regard to being expected the user to be waken up by the tinkle of bells.If the tinkle of bells number of first and second phone control is wrong, run into busy tone in the middle of perhaps, beat again after can spending two minutes.

The interruption-free controller adopts the CMOS integrated circuit, and power consumption is very little, can be independently-powered or powered after voltage stabilizing by the power supply of telephone line.

Claims (3)

1, a kind of telephone set interruption-free controller, partly constitute by identification division, control section and real-time clock, it is characterized in that: the relation of pressing input/output signal, identification division is connected with control section, the real-time clock part is connected with control section, during interruption-free, the bell signal feature that person's may command that the identification division basis squeezes into the phone produces, distinguishing out is specific talk-back or common talk-back.

2, telephone set interruption-free controller according to claim 1, it is characterized in that: identification division by shaping, time-delay, count, meet comparison, feature-set partly constitutes, feature-set partly has goes into the machine interface for user's setting ring signal recognition feature.

3, telephone set interruption-free controller according to claim 1 is characterized in that: real-time clock part partly is made of clock part and time set, and what time set partly had a confession user setting-up time goes into the machine interface.

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