CN2364645Y

CN2364645Y - Computerized manager for telephone

Info

Publication number: CN2364645Y
Application number: CN 98242937
Authority: CN
Inventors: 李村; 徐友坤
Original assignee: HUAXIN INST OF ELECTRIC APPLIANCES CHANGZHOU CITY
Current assignee: HUAXIN INST OF ELECTRIC APPLIANCES CHANGZHOU CITY
Priority date: 1998-12-18
Filing date: 1998-12-18
Publication date: 2000-02-16
Anticipated expiration: 2008-12-18

Abstract

The utility model relates to a computer manager for a telephone, which is an assistant apparatus for telephone communication. The output end of an outer wire socket of the utility model is connected with a telephone dialing non-polar device, and a telephone socket is connected with the telephone dialing non-polar device which is connected with a telephone dialing computer control device; a telephone dialing isolation device is connected with the telephone dialing computer control device and the telephone dialing non-polar device, and a DC power supply device is connected with the devices. The utility model has the functions of computer automatic track, automatic identification, automatic dialing, and is particularly suitable for the services of 300 card, 200 card, etc. The utility model has the advantages of one card used by multiple persons, good security, low telephone charges, etc., and furthermore, the utility model can achieve the network standard of post and telecommunication departments.

Description

The call management computer device

The utility model relates to telecommunication apparatus, particularly the telephonic communication auxiliary appliance.

At present, along with the development of telecommunications, phone, business every in the telecommunications industry constantly occurs, for example, and China Telecom's 300 card business, 200 card business.The characteristics of these card business are to have special card special use, save functions such as telephone expenses, but, when being to use, its shortcoming need import card number, code number, and then input the other side's phone number, need nearly more than 30 of input digits, be difficult for memory, need remember card number, code number on notepad, in case card number, after code number is leaked, to be used by others and cause damage, if when using in unit, can only a card one people use, if open card number, password will be chaotic with card, cause needn't loss, can not the many people of a card use or the public purpose of a card.

This practical purpose provides computer Tracking Recognition behind the various passwords of a kind of input, and the call management computer device that dials also has the nonpolarity performance of dialing in addition automatically.

Realize that the utility model purpose technical scheme is: its outer line socket output is connected with the nonpolarity device of dialing, telephone socket is connected with the nonpolarity device of dialing, the nonpolarity device of dialing is connected with the dialing computer controller, the dialing spacer assembly is connected with dialing computer controller, the nonpolarity device of dialing, continuous-current plant is connected with above-mentioned each device, wherein:

A, dialing computer controller are by having the governor circuit that CPUIC1 connected storage IC4 constitutes, connect and have the phone number decoding circuit that decoder IC3 connects triode Q8, voltage-stabiliser tube DW3, capacitor C 2 formations, connection has encoder IC2 and connects the automatic dial-up circuit that triode Q4, triode Q5 constitute, and connects the reset circuit with triode Q7 connection voltage-stabiliser tube DW2 formation and forms;

B, dialing spacer assembly are connected the switching circuit of resistance R 12, capacitor C 4 and are connected by the constant-current source circuit of triode Q5 connection resistance R 10, R11, capacitor C 21 by triode Q6 and formed;

It has the primary coil that bridge rectifier M that diode forms connects transformer L c, the nonpolarity device of dialing, is serially connected with resistance R 1 on primary coil, capacitor C 1 is formed.

Below in conjunction with drawings and Examples the utility model is done detailed explanation:

Fig. 1 respectively installs connection layout for the call management computer device.

Fig. 2 is a call management computer device line map.

Fig. 3 is the constant-current source circuit line map.

Fig. 4 is outer line socket output mode of connection schematic diagram.

Fig. 5 is a telephone socket wiring schematic diagram in parallel.

Referring to Fig. 1, Fig. 2; its bridge rectifier formed by 4 diodes of the nonpolarity device of dialing (3) and the primary coil that connects transformer L; another of primary coil section series resistor R1; capacitor C 1; the secondary coil one end ground connection of transformer L; the other end is connected with phone number decoding circuit (4-2) in the dialing computer controller (4), and bridge rectifier reaches polarity protection, and transformer-coupled circuit reaches non-polar purpose.The dialing computer controller is by governor circuit (4-4) and Switch Cut-through circuit (4-1), phone number decoding circuit (4-2), automatic dial-up circuit (4-3), reset circuit (4-5) and forming, its governor circuit (4-4) is by pin 18 among the CPUIC1 (model is 97C2051), 19 with memory IC 4 (model is 8870)

6,5 connect, pin 1 among the IC4,2,3,4,7 ground connection, pin 8 connects+5V, pin 4 among the CPUIC1,5 series capacitance C7, C8 and ground connection,

4,5 series connection, one crystal, pin 1 and reset circuit (4-5), Switch Cut-through circuit (4-1) connects, and reset circuit (4-5) is by series resistor R15 between the collector electrode of triode Q7 and the base stage, R13, voltage-stabiliser tube DW2, parallel resistance R14 between base stage and the emitter, capacitor C 24, grounded emitter, its collector electrode is connected with pin 1 among the CPUIC1.Switch Cut-through circuit (4-1) is that the base stage by triode Q2 is connected in series capacitor C 23 with emitter, base stage series resistor R4 is connected with CPUIC1 pin 7, series resistor R5 is connected with CPUIC1 pin 1, Q2 collector electrode and triode Q1 base stage series resistor R3, series resistor R2 between Q1 base stage and the emitter, the Q1 emitter is connected with the bridge rectifier M that diode is formed, pin 12 among governor circuit (4-4) CPUIC1,13,14,15 with phone number decoding circuit (4-2) in decoder IC3 (model is 24C16) in pin 11,12,13,14 connect, phone number decoding circuit (4-2) is to connect resistance R 19 by pin among the decoder IC3 2, R19 connects capacitor C 2, C2 connects the secondary coil of transformer L, R19 also connects voltage-stabiliser tube DW3, DW3 one end ground connection, the pin 2 of decoder IC3,3, between series resistor R20,

18,10 connect, and connection power supply+5V, pin 18,17 serial connection capacitor C 9, pin 17,16 series resistor R22,

1,4 connect,

5,6,9 connect and ground connection, pin 7 connects capacitor C 6 and is connected with CPUIC1 pin 4, pin 15 serial connection R18 are connected with the Q8 base stage, the grounded emitter of Q8, collector electrode is connected with CPUIC1 pin 6, with be connected in series a resistance R 17 between the+5V, pin 8 serial connection capacitor C 5 are connected with encoder IC2 (model HA9200A) pin 3 in the automatic dial-up circuit (4-3), automatic dial-up circuit (4-3) is by the pin among the

encoder IC2

1,5,6 with CPUIC1 in

2,3,11 connect, pin 4 ground connection, pin 7 and triode Q3 base stage series resistor R3, capacitor C 3, the Q3 base stage is connected with the Q4 collector electrode, the Q3 emitter is connected in series R9 with CPUIC1 pin 8, collector plate and bridge rectifier M series resistor R6, continuous-current plant (5) is by voltage-stabiliser tube DW1, capacitor C 22, C10 composes in parallel, one end ground connection, the other end is+5V, CPUIC1 pin 16 series resistor R16 communicate with power supply+5V, serial connection K switch ground connection, series resistor R12 between the base stage of triode Q6 in pin 9 and the dialing spacer assembly (6), dialing spacer assembly (6) is connected in series capacitor C 4 by the base stage of triode Q6 with emitter, grounded emitter, collector electrode is connected with triode Q5 base stage, Q5 emission series resistor R11 is connected with continuous-current plant (5)+5V, collector electrode is connected with bridge rectifier M, what triode Q6 formed is switching circuit, it is constant-current source circuit that triode Q5 forms, referring to Fig. 3, constant-current source circuit can also have other three kinds of circuit, a kind of is to change capacitor C 21 into voltage-stabiliser tube DW4, a kind of is the constant-current source circuit that adopts metal-oxide-semiconductor, a kind of is the constant-current source circuit that adopts integrated circuit, referring to Fig. 4, Fig. 5, outer line socket (1) has A, B, C, D, 4 outlet terminals, its two modes of connection, A and B are arranged, A and C, A and D, B and C, B and D, C and D, 6 kinds of a kind of connections have secret effect corresponding to a kind of inlet wire.Telephone socket (2) can have 2-5 to be connected in parallel, and can connect 1 to 6 phone like this and use.

Operation principle of the present utility model is to insert outer line socket (1) when outside line, telephone socket (2) is inserted in the phone wiring, after the receiver off-book, make the triode Q5 conducting among the Q3 and dialing spacer assembly in automatic dial-up circuit (4-3) triode by the ringing circuit in the phone, and to 22 chargings of the capacitor C in the continuous-current plant (5), at voltage-stabiliser tube DW1 two ends generation+5V voltage, and make reset circuit (4-5) triode Q7 collector and emissivity two ends, the voltage that produces 4.2V is added to the pin 1 of governor circuit (4-4) CPUIC1, make the CPUIC1 initialization, and make each I/O interface of IC1 be in high level, make triode Q1 conducting, the telephone set operate as normal, when phone dials, dialing signal is coupled to phone number decoding circuit (4-2) by transformer L in the nonpolarity device of dialing (3), dialing is monitored and decipher by decoder IC3 and triode Q8 and CPUIC1, every group of signal of the effect of triode Q8 just produces an interrupt signal makes CPUIC1 to decoder IC3 a data exchange be arranged, low level of CPUIC1 generation is ended the middle triode Q2 of Switch Cut-through circuit (4-1) in the process of dialing, Switch Cut-through circuit (4-1) is ended, though also conducting of triode Q5 constant-current source circuit in the dialing spacer assembly (6), but, constant-current source circuit is the dark negative-feedback circuit of resistance, dialing signal can't pass through, so, dialing signal to telecommunication bureau can't constitute the loop because Switch Cut-through circuit (4-1) ends, constant-current source circuit plays the buffer action of dialing signal, dialing signal is by exchange and the decoding of CPUIC1 and encoder IC3, when judging that this dialing finishes, CPUIC1 is placed on signal in the memory IC 4, and put one and send out number flag bit, and send a high level from CPUIC1 pin 9, triode Q6 conducting also produces a low level and to Q5 Q5 is ended, make entire circuit that an instantaneous interruption (being equivalent to the phone on-hook) be arranged, CPUIC1 task again behind the EOI, read and send out number flag bit, from memory IC 4, read dialing signal, pass to encoder IC2 and change into double-audio signal by CPUIC1, at this moment CPUIC1 pin 8 produces a low level, triode Q4 is ended, the Q3 conducting is amplified double-audio signal and is sent to the purpose that telecommunication bureau reaches automatic dialing.Because the establishment of CPUIC1 program, after the CPUIC1 initialization, can enter the state of setting, the modification password is set, 300 special clothes sign indicating numbers are set, card number and password, local area code is provided with, the local telephone network prefix is set, telephone functionality is provided with etc., when making a phone call later on, the call management computer device can both be discerned automatically, because these special code numbers, card number all has been provided with and has been stored in the call management computer device, only dial some function key numbers and telephone number when making a phone call later on, CPU in the call management computer device can both be from motion tracking, automatically identification, automatically dial, needn't import other code number and card number again, so, have and make a phone call conveniently, make full use of the low advantage of telephone expenses expense of 300 cards, have good confidentiality, and reach a card for many people's uses, utilize the different connections of outer line socket simultaneously, prepare the wiring (being commonly called as secret line) of corresponding connection, prevent that the call management computer device from being used by any telephone connection, in addition, the parallel connection of several telephone sockets is used, and can reach advantages such as many telephone set of call management computer device use.Simultaneously, owing to have the non-polar function of dialing, so, can reach the standard that national postal and telecommunication entities surf the Net.

Claims

1, a kind of call management computer device, it is characterized in that: its outer line socket (1) output is connected with the nonpolarity device of dialing (3), telephone socket (2) is connected with the nonpolarity device of dialing (3), the nonpolarity device of dialing (3) is connected with dialing computer controller (4), dialing spacer assembly (6) is connected with dialing computer controller (4), the nonpolarity device of dialing (3), continuous-current plant (5) is connected with above-mentioned each device, wherein:

A, dialing computer controller (4) are by having the governor circuit (4-4) that CPUIC1 connected storage IC4 constitutes, connect and have decoder IC3 connection triode Q8, the phone number decoding circuit (4-2) that voltage-stabiliser tube DW3, capacitor C 2 constitute, connection has encoder IC2 and connects the automatic dial-up circuit (4-3) that triode Q4, triode Q5 constitute, and connects the reset circuit (4-5) with triode Q7 connection voltage-stabiliser tube DW2 formation and forms:

B, dialing spacer assembly (6) connect the switching circuit of resistance R 12, capacitor C 4 by triode Q6 and connect by triode Q5 connection resistance R 10, R11, and the constant-current source circuit of capacitor C 21 is formed;

It has the primary coil that bridge rectifier M that diode forms connects transformer L c, the nonpolarity device of dialing (3), is serially connected with resistance R 1 on primary coil, capacitor C 1 is formed.

2, call management computer device according to claim 1, it is characterized in that in the dialing spacer assembly (6) by triode Q5, connect resistance R 10, R11, the constant-current source circuit of capacitor C 21 also can be with triode Q5, connect constant-current source circuit that resistance R 10, R11 and voltage-stabiliser tube DW4 constitute or constant-current source circuit that is made of metal-oxide-semiconductor or the constant-current source circuit that is made of integrated circuit.

3, according to the call management computer device of claim 1, it is characterized in that: outer line socket has A, B, C, D on (1), 4 outputs, and its two lead-out wires have A and B, A and C, A and D, B and C, B and D, 6 kinds of connections of C and D.

4, according to the call management computer device of claim 1, it is characterized in that: telephone socket can have 2-5 and tie.