CN2653814Y

CN2653814Y - Telephone number distributor

Info

Publication number: CN2653814Y
Application number: CN 200320118123
Authority: CN
Inventors: 龙杨新
Original assignee: HUAITONG INFORMATION TECHNOLOGY Co Ltd SHENZHEN CITY
Current assignee: HUAITONG INFORMATION TECHNOLOGY Co Ltd SHENZHEN CITY
Priority date: 2003-11-11
Filing date: 2003-11-11
Publication date: 2004-11-03
Anticipated expiration: 2013-11-11

Abstract

The utility model relates to a telephone annunciator which aims at solving the problem that two operators are not able to be connected with one telephone In the prior art. The utility model includes a CPU, a user side interface and at least two local side interfaces. Each local side interface is connected with a ring detecting circuit and a speaking retaining circuit, and the user side interface is connected with an off and on hook detecting circuit. The telephone annunciator also includes control buttons, an incoming call reminding circuit and a communication circuit, each line input end of the communication circuit is connected with a local side interface and each line output end is connected with the user side interface. The CPU controls the communication circuit, the speaking retaining circuit and the incoming call reminding circuit, according to the signals sent by the ring detecting circuit, the off and on hook detecting circuit and the control button, so that the user is able to use one telephone to contact two or more operators to realize the functions of dialing, receiving and listening, speaking retaining, etc. while the original using manners of the operators are retained.

Description

The phone device of distributing telephone numbers

Technical field

The utility model relates to communication terminal, more particularly, relates to a kind of phone that makes same telephone set can connect two or more telecom operators device of distributing telephone numbers.

Background technology

At present, the service of telecom operators is only used in each user's landline telephone communication basically, and connected mode is to be directly connected on user's the telephone set by telephone office.Because each telecom operators have successively all released various preferential services, existing connected mode one to one selects to use these preferential services that certain obstruction is arranged to the user.

The telecom operators that for example have have released IP phone, because its rate are low, speech quality and former direct dialing mode are approaching substantially, thus become a kind of main mode of present conversation, but that the user uses is very inconvenient.Wherein a kind ofly dial mode and be: before off-hook is dialed the other side's number, input IP access code earlier, hear corresponding voice suggestion after, import user account number, user cipher etc. again, import the other side's destination Mobile Station International ISDN Number that the user will dial at last again.Another kind is dialed mode: before off-hook is dialled the other side's number, dial earlier a calling number, and then dial the other side's number.These two kinds of occupation modes all need to change user's use habit, and use very inconvenient.

Because the intensified competition between each telecom operators, part operator provides special circuit to user side, and by special circuit, the user can input information such as loaded down with trivial details Number for access, account number, password, but directly dial the other side's number, can enjoy with the same preferential of IP phone.

In such cases, if the user is dissatisfied to the service of its current selected operator, want to select for use another telecom operators, then must apply for new telecom operators' circuit again, with will also joining corresponding verbal system, as telephone set and other auxiliary equipment, at this moment, the conversation number of new operator is different with the number of former telecom operators again, so the user faces overlapping investment again, and problems such as individual contact information change.

If a certain user has applied for installing the circuitry lines of two operators simultaneously, then need to connect a telephone set at each road circuitry lines, could guarantee normal any incoming call that uses and do not miss, its shortcoming is that relatively the side of occupation of land, cost of idleness and use are very inconvenient.

The utility model content

Above-mentioned defective at prior art, the utility model will solve the problem that needs to be equipped with at each operator a telephone set in the prior art, make the user connect two or more operators, and keep original occupation mode of each operator with same telephone set.

The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of phone device of distributing telephone numbers, comprise central processing unit, be used to connect user side interface and at least two local side interfaces that are used to connect the local side telephone wire of subsets, wherein, be connected with one at each local side interface and be used to detect the tinkle of bells testing circuit that whether the ringing signal input is arranged and export its testing result to described central processing unit; Also be connected with a conversation holding circuit that is subjected to described central processing unit control, is used to keep current talking at each local side interface; Be connected with at described user side interface and be used to detect the plucking of subsets/on-hook signal and export plucking/on-hook detection circuit of its testing result to described central processing unit; Also comprise a commutation circuit, wherein be provided with telephone wire input and each telephone wire input of local side interface equal number and be connected with one of them local side interface, its telephone line output end is connected with described user side interface, and described commutation circuit is subjected to described central processing unit control, described user side interface and arbitrary local side interface can be connected; Also comprise the control button that is connected, is used for input of control commands with described central processing unit, and be subjected to described central processing unit to control, be used to send the incoming call prompting circuit of incoming call cue.

In phone described in the utility model is distributed telephone numbers device, each conversation is provided with the polarity treatment circuit that is connected with corresponding local side interface in holding circuit, and is connected with the output of described polarity treatment circuit and is subjected to described central processing unit control with the converse internal load circuit of maintenance function of realization.Also can establish a music circuit from music signal to the internal load circuit that to work simultaneously with the internal load circuit and import voice or in each described conversation holding circuit.

In phone described in the utility model was distributed telephone numbers device, described incoming call prompting circuit can also can further send the light signal prompting by luminescent device by the buzzer prompting of sounding.

In the utility model phone is distributed telephone numbers device, central processing unit can be according to the tinkle of bells testing circuit, pluck/and signal that on-hook detection circuit and control button are imported controls commutation circuit, conversation holding circuit and incoming call prompting circuit, thereby allow the user connect two or more operators with a telephone set, realize required dial-out, answer, keep functions such as conversation, and keep original occupation mode of each operator.Whole phone is distributed telephone numbers does not need memory or coding-decoding circuit in the device, has characteristics such as cost is low, volume is little, easy to use.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:

Fig. 1 is the distribute telephone numbers schematic diagram of device of the utility model phone;

Fig. 2 is the distribute telephone numbers circuit diagram of device of phone in preferred embodiment of the utility model.

Embodiment

One, theory diagram

The utility model phone distribute telephone numbers device principle as shown in Figure 1, the two-wire among the figure is represented the telephone wires signals connecting line, the band arrow single line then represent detection signal connecting line or control signal connecting line.Wherein, central processing unit 5 is responsible for overall control and scheduling, makes each partial circuit energy operate as normal.The user can be by control button 9 to central processing unit 5 input of control commands, to carry out function corresponding.

Distribute telephone numbers first, second two local side interfaces 11,12 of device of this phone can connect the telephone wire of two operators respectively, and for example first game end interface 11 connects the telephone wire of " China Telecom ", and second game's end interface 12 connects the telephone wire of " China Netcom ".The user side interface 7 on Fig. 1 the right is used to connect subsets.

As can be seen from Figure 1, the first the tinkle of bells testing circuit 21 is connected with first game end interface 11,22 of the second the tinkle of bells testing circuits are connected with second game end interface 12, whether the effect of these two the tinkle of bells testing circuits is to detect to have ringing signal to import from the local side interface, and, be which local side interface has incoming call thereby central processing unit 5 can be told to central processing unit 5 its testing results of output.

As can be seen from Figure 1; the first polarity treatment circuit 31 is connected with first game end interface 11; the second polarity treatment circuit 32 is connected with second game end interface 12; these two polarity treatment circuits can play polarity protection and polarity adaptation; the telephone wire polarity of local side interface input is adjusted to a stationary state; so that effective signal to be provided, be convenient to subsequent treatment.Output at first, second polarity treatment circuit 31,32 is connected to internal load and music circuit 41,42 respectively, its effect is in needs the current talking of this circuit to be kept and hang on, and in conversation maintenance process, play voice or music signal to the other side, to form good man-machine interface.Above-mentioned polarity treatment circuit, internal load and music circuit promptly constitute the conversation holding circuit of each local side interface.

As can be seen from Figure 1, pluck/on-hook detection circuit 8 is connected with user side interface 7, it can be to its testing results of central processing unit 5 output, make central processing unit and send control signal corresponding to commutation circuit 6 according to the off-hook or the on-hook action of subsets.

As can be seen from Figure 1, upper and lower two telephone wire inputs of commutation circuit 6 are connected with first, second local side interface 11,12 respectively, its telephone line output end then is connected with user side interface 7, this commutation circuit is controlled by central processing unit, user side 7 interfaces and arbitrary local side interface can be connected.

In addition, central processing unit 5 is may command incoming call prompting circuit 10 also, makes it send the incoming call cue, and this incoming call prompting circuit mainly is by the buzzer prompting of sounding, and also can further send light signal by luminescent device and point out.The whole phone device of distributing telephone numbers can be provided by battery and stablizes the clean direct current source, guarantees stable operation.Simultaneously, after entering operating state, can divide a part of electric energy prolong battery useful life from the telephone wire that is attached thereto again.

Two, workflow

1, Outgoing Call

Behind user's off-hook, pluck/on-hook detection circuit 8 is to central processing unit input off hook signal, central processing unit 5 sends control signal to commutation circuit 6, the user side interface is communicated with the local side interface of acquiescence, normally one of them local side interface is made as acquiescence local side interface, and operator's telephone wire that telephone expenses are most favorable is connected to acquiescence local side interface, serves as acquiescence local side interface with the first game end interface in the present embodiment, so user side interface 7 can be communicated with first game end interface 11.At this moment, the outside line signal that is transmitted by the first game end interface is communicated with subsets, and the user can hear dialing tone, and can normally call, and carries out required conversation until on-hook.

Incoming call answering when 2, not busy

When subsets are idle, if the incoming call of outside incoming call is arranged, suppose it is from the 12 interface incoming calls of second local side, then the second the tinkle of bells testing circuit 22 can send the relevant detection consequential signal to central processing unit 5, central processing unit 5 sends control signal to commutation circuit 6 again, user side interface 7 is communicated with second game end interface 12, and subsets are received normal ringer behind the incoming ring tone signal, and the user hears behind the tinkle of bells that directly off-hook can be conversed with the caller.

3, answer another incoming call in the communication process

Suppose that the user is just by first game end interface 11 and external call (may be that the user initiatively transfers to or the incoming call of outside incoming call), if second game's end interface 12 has the phone incoming call at this moment, then the second the tinkle of bells testing circuit 22 can send the relevant detection consequential signal to central processing unit 5, central processing unit 5 sends control signal to incoming call cue circuit 10 again, make its buzzer send ' too ' prompting sound, the phone incoming call is arranged on another circuit to point out.

If the user will answer this new phone, then can click ' maintenance ' key in the control button 9, this moment, central processing unit 5 can send a control signal, first internal load and music circuit 41 are started working, the conversation of first game end interface is temporarily kept, simultaneously play voice or music, avoid the uninteresting wait of the other user to the other side; Meanwhile, central processing unit 5 also sends control signal to commutation circuit 6, user side interface 7 is switched to second game end interface 12 be communicated with, this moment the user can with caller's conversation of second game's end interface; When finishing change action, central processing unit 5 also can be controlled incoming call prompting circuit 10 and quit work, promptly cut off ' too ' prompt tone.When end of conversation, the user presses once ' maintenance ' key again, then central processing unit 5 is controlled commutation circuit 6 earlier, user side interface 7 switched back with first game end interface 11 be communicated with, control first internal load again and music circuit 41 quits work, make the user get back to state with the conversation of first game end interface.After all conversations all finished, directly hanging up the telephone got final product.

If the user does not want to answer this new phone, needn't comprehend then that incoming call prompting circuit 10 sends ' too ' prompting sound.

Three, preferred circuit

Be illustrated in figure 2 as the distribute telephone numbers circuit diagram of device of phone in preferred embodiment of the utility model.The IC3 on its right is a central processing unit, and what adopt in the present embodiment is the EM78156E chip, is crystal oscillating circuit in the IC3 bottom.

On the upper left side of central processing unit IC3 is the incoming call prompting circuit, and the P65 pin of IC3 is to incoming call cue circuit output control signal, and buzzer SP1 wherein sends prompt tone with control.

The JK1 on Fig. 2 left side, JK2 are first, second local side interfaces, and D1-D4 forms the first polarity treatment circuit, and the back is the first internal load circuit, and the control signal that its operating state is sent by the P50 pin of central processing unit IC3 is controlled; D15-D18 then forms the second polarity treatment circuit, and the back is the second internal load circuit, and the control signal that its operating state is sent by the P51 pin of central processing unit IC3 is controlled.

Fig. 2 left lower side is first, second the tinkle of bells testing circuit, and the first the tinkle of bells testing circuit is connected with JK1 by T, R, and to the P52 of central processing unit IC3 pin output testing result signal; The second the tinkle of bells testing circuit is connected with JK2 by T1, R1, and to the P53 of central processing unit IC3 pin output testing result signal.These two the tinkle of bells testing circuits also have lightning protection function, can effectively filter the outside line high-voltage pulse, play a protective role.

Is the control key circuit on the right of first, second the tinkle of bells testing circuit, wherein is provided with three buttons, respectively to P61, P62, the P63 pin output key signal of central processing unit IC3.

In the middle of Fig. 2 is commutation circuit, and an one telephone wire input is connected with JK1 by T, R; Another telephone wire input is connected with JK2 by T1, R1; Its telephone line output end then is connected with user side interface JK3 by JHA, JHB.The turn-on and turn-off of the control signal may command Q4 that transmits by the P60 pin of central processing unit IC3, thus JK3 can be connected with JK1 or connect with JK2.

The resistance R 8 that is connected with JK3, R17 and photoelectric coupled device IC4, IC5 composition are plucked/on-hook detection circuit, and export its testing result signal to the P64 of central processing unit IC3 pin.

The telephone number distributor of present embodiment adopts microprocessor control, and signal identification is accurate, and speed is fast, simultaneously Environmental suitability is strong. Do not need memory or coding-decoding circuit in the whole telephone number distributor, have cost low, The characteristics such as volume is little, easy to use.

Claims

1, a kind of phone device of distributing telephone numbers comprises central processing unit, is used to the user side interface that connects the local side interface of local side telephone wire and be used to connect subsets, it is characterized in that the quantity of described local side interface is at least two,

Be connected with one at each local side interface and be used to detect the tinkle of bells testing circuit that whether the ringing signal input is arranged and export its testing result to described central processing unit; Also be connected with a conversation holding circuit that is subjected to described central processing unit control, is used to keep current talking at each local side interface;

Be connected with at described user side interface and be used to detect the plucking of subsets/on-hook signal and export plucking/on-hook detection circuit of its testing result to described central processing unit;

Also comprise a commutation circuit, wherein be provided with telephone wire input and each telephone wire input of local side interface equal number and be connected with one of them local side interface, its telephone line output end is connected with described user side interface, and described commutation circuit is subjected to described central processing unit control, described user side interface and arbitrary local side interface can be connected;

Also comprise the control button that is connected, is used for input of control commands with described central processing unit, and be subjected to described central processing unit to control, be used to send the incoming call prompting circuit of incoming call cue.

2, the phone according to claim 1 device of distributing telephone numbers is characterized in that, in each described conversation holding circuit, comprising:

The polarity treatment circuit that is connected with corresponding local side interface;

Be connected with the output of described polarity treatment circuit and be subjected to described central processing unit control to keep the internal load circuit of function to realize conversation.

3, the phone according to claim 2 device of distributing telephone numbers is characterized in that, also comprises can working simultaneously with the internal load circuit and to the music circuit of internal load circuit input voice or music signal in each described conversation holding circuit.

4, the phone according to claim 1 device of distributing telephone numbers is characterized in that, is provided with a buzzer in the described incoming call prompting circuit.

5, the phone according to claim 4 device of distributing telephone numbers is characterized in that, described incoming call prompting circuit also be provided with a luminescent device.