CN2337730Y - Wireless switching and telecommunicating controller - Google Patents

Abstract

The utility model relates to a device for the substation of a wireless automatic dialing system or other wireless mobile communication systems. The utility model is connected between a control unit and a receiving-transmitting unit of the substation is series. The utility model comprises a turning controller and a selective calling device. The utility model is composed of a mode converting circuit, a PTT control circuit, a main calling transmitting circuit and other five circuit branches. The utility model has two compatibleworking modes of substation and base station, the substation can be disengaged from the network to be used as the base station when required, and the base station is combined with a handset and other communication tools to form a separate or a simultaneous wireless network again. The utility model has the functions of bidirectional calling selection, middle transfer, wired enter, etc. By using the utility model, the wireless communication systems of same types can have the advantages of more flexible network, more reliable communication and wider application range.

Description

The wireless signal-relay controller

The utility model belongs to telephone communicating technology field.Be a kind of wireless automatic dialing system or other private radio mobile communication system of being applied to, make wireless minute platform have the device of base station function concurrently.

In the existing private wireless communication system that constitutes by base station and branch platform, divide platform to use as minute platform.Owing to divide playscript with stage directions body can not have transfer, the bi-directional call of base station concurrently and advance functions such as wired, thereby can not be when needed with minute platform as base station, constitute another wireless network with other hand-held set or radio station again, networking flexibility, communication reliability and the communication distance of existing system are restricted.Also owing to divide platform strong to the dependence of base station, when system host, when base station breaks down, even divide the platform Plant in good condition, can't play a role, system does not possess second kind of standby emergency communication means yet.Patent documentation by retrieval, find two pieces a little less than relevant documents, one piece is " relaying, dialing automatic controller " (89220605.5), another piece of writing is " multifrequency point window machine controller " (92235518.5), all unresolved above-mentioned technical problem.

Deficiency in view of above-mentioned prior art, the purpose of this utility model provides a kind of wireless signal-relay controller, make the branch platform that has now in wireless automatic dialing system or other private wireless communication system roughly the same have the function of " base station " concurrently, realize dividing the compatible and use conversion of function of platform and base station, so that divide the platform can off-grid and constitute independently wireless area net when needed, or constitute the wireless dispatching net of simultaneous with the original host base station as base station and other communication equipment (as hand-held set).

The purpose of this utility model is achieved in that

The characteristics that this wireless signal-relay controller should possess are to be to make the branch platform as the function supportive device that base station uses, and are again the control device of realizing dividing platform/base station conversion.When using, keep dividing original serviceability of platform as minute platform; When using, can constitute wireless communication networks with hand-held set etc. as base station.This wireless signal-relay controller has branch platform and two kinds of mode of operations of base station, has normally, meets an urgent need, transfers the letter, advances wired four kinds of operating states and manual switch, two kinds of control modes of remote control conversion.It is characterized in that this wireless signal-relay controller is made of turning controller and selective calling device two parts.Connect with the flexible cord cable between two parts, turning controller wherein is made up of mode switching circuit, speech control circuit, mute control circuit, reception voicefrequency circuit, PTT control circuit and remote control change-over circuit; Selective calling device wherein exhales transtation mission circuit to form by decoding ringing circuit and master.During installation this wireless signal-relay controller is connected between the Transmit-Receive Unit and control unit of original minute platform of wireless system, by joint J ₁₀₁Connect branch platform control unit, joint J ₁₀₂Connect branch platform Transmit-Receive Unit.Joint J ₁₀₆Tap into wired connector.J ₁₀₄Meet J ₂₀₁, J _{103-TX, RX, PTT, power supply,}And J _{104-ZX, YJ}, meet J successively _{301-TX, RX, PTT, power supply,, ZX, YJ}Each point.J _{302-FW, VCC, HM, ZL, VDD}And J _301-RX,, meet J successively _{401-1,2,5,6,7,4,3}Each point.J ₃₀₃Meet Z ₃₀₃

Mode switching circuit is by electronic analog swtich U ₁₀₁, U ₁₀₂, U ₁₀₃, crystal amplifier Q ₁₀₈, NAND gate U _{108A, B, C, D}, U _{109A, B, C, D}, K switch ₂, K ₃Form.U ₁₀₁, U ₁₀₂, U ₁₀₃The 1st, 3,13 pin meet J ₁₀₁Joint, the 15th, 4,14 pin meet J ₁₀₂Joint, the 6th, 7,8 pin ground connection, the 9th, 10,11 pin meet Q ₁₀₈Collector electrode.U _108DThe 11st pin meets Q ₁₀₈Base stage, the 12nd pin is through K ₂To ground, the 13rd pin is through joint J ₁₀₄Meet J _201-4K ₃One end ground connection, the other end is through U _{108A, C}Divide three the tunnel, the one tunnel through U _109AMeet U _110DThe 6th pin, the one tunnel through U _108B, U _109DMeet U _110AThe 13rd pin, the one tunnel meets U ₁₀₈The 12nd pin.The effect of mode switching circuit is the conversion that realizes dividing two kinds of mode of operations of platform/base station.K on the turning controller panel ₂During open circuit, through U ₁₀₈Control Q ₁₀₈End U ₁₀₁, U ₁₀₂, U ₁₀₃The 9th, 10,11 pin be all high potential, control U ₁₀₁, U ₁₀₂, U ₁₀₃Through J ₁₀₁, J ₁₀₂Make the control unit of former minute platform only recover to be communicated with Transmit-Receive Unit, this is for dividing the platform pattern.Work as K ₂When closed, U ₁₀₁, U ₁₀₂, U ₁₀₃Through J ₁₀₂The Transmit-Receive Unit of branch platform only is communicated with this controller, and this is the base station pattern.Below explanation is not if there is the base station pattern that is all that particularly points out.

The speech control circuit is by crystal amplifier Q ₁₀₉, operational amplifier U _{107A, B}With electronic analog swtich U _{110A, C}, potentiometer W ₆Form.J ₁₀₁Middle speech line is through U ₁₀₃3rd, 4 pin, U _{107A, B}Meet J ₁₀₂, U ₁₀₂The 1st pin is through RC coupling circuit, Q ₁₀₉, U _110AMeet U respectively ₁₀₃The 5th pin and U _110CThe 3rd pin, U _110CThe 4th pin meets J respectively ₁₀₃And J ₁₀₆The TX point.The effect of speech control circuit is that transmitter is amplified, transferred to the audio signal that will receive under the various operating states.When normal operating conditions, the voice signal that control unit comes is through J ₁₀₁, U ₁₀₃3rd, 4 pin and by U _{107A, B}After the amplification, through J ₁₀₂Send Transmit-Receive Unit back to.W ₁₀₆Regulate level, to reach coupling.When standby mode of operation, voice signal is through U ₁₀₃Switching to change by selective calling device provides, through J ₁₀₃, U _110CInput.When the transfer state, pass through J ₁₀₂, U ₁₀₃With the frequency discrimination signal of Transmit-Receive Unit through Q ₁₀₉, U _110AInput.U _107AOperating voltage by Q ₁₀₆Provide and controlled by PTT.

Mute control circuit is by operational amplifier U _{105B, A}, U _106A, comparison amplifier U _106B, detector diode D ₂, D ₃, electronic analog swtich U _{110D, B}With potentiometer W ₄, W ₅Form.By connection divide platform the frequency discrimination signal from U ₁₀₂The 1st pin is drawn.U _106AThe output of the 1st pin meets U respectively _108BThe 5th pin, J _106-ZX, U _106BThe 6th pin.U _106BThe output of the 7th pin meets Q respectively ₁₀₂Base stage, Q ₁₀₃Base stage, J _106-FX, and through D ₄Both positive and negative polarity and resistance R ₁₇₅Meet U _109CThe 8th pin.The effect of mute control circuit is that quilt is joined frequency discrimination signal taking-up the becoming dc control signal that divides platform, and control reception voicefrequency circuit and PTT control circuit reach the purpose of noise elimination.Make when the accepting state carrierfree is imported on the one hand strong noise not occur, on the other hand, will rely on the detected carrier signal to control transfering the letter during transfer.The frequency discrimination signal of Transmit-Receive Unit is through J ₁₀₂From U ₁₀₂The 1st pin is introduced, through U _{105B, A}, U _106AHeight is put, D ₂, D ₃Detection, U _106BAfter relatively amplifying, the direct current signal of output high-low level, control Q ₁₀₂, Q ₁₀₃Conducting, by and U _109COutput level, and then controlled reception voicefrequency circuit and PTT control circuit.

Receive voicefrequency circuit by crystal amplifier Q ₁₀₁, Q ₁₀₂, Q ₁₀₃, power operational amplifier U ₁₁₁Form.U ₁₀₂The 5th pin is through C ₁₁₆, R ₁₂₆, C ₁₁₇Meet Q ₁₀₁Base stage, Q ₁₀₁, Q ₁₀₂The collector electrode parallel connection is after the RC low pass filter divides two-way, and one the tunnel meets Q ₁₀₃Collector electrode and U ₁₁₁The 5th pin, U ₁₁₁The 1st pin connects the SP jack through the RC coupling circuit.Another road meets J ₁₀₃, J ₁₀₆The RX end points.The effect that receives voicefrequency circuit is to divide the terminal audio signal of platform Transmit-Receive Unit receiver through J in the quilt connection ₁₀₂, U ₁₀₂The 5th pin takes out and amplifies, and respectively through J ₁₀₃, J ₁₀₆, the SP jack delivers to selective calling device, wired connector and external loudspeaker successively respectively.

PTT control circuit (countdown circuit) is by the off-hook K switch ₃₀₁, electronic analog swtich U _{304B, C}, U _110C, crystal amplifier Q ₁₀₆, Q ₁₁₁, Q ₃₀₂, Q ₃₀₃With NOR gate U _109BForm.K _301DEnd ground connection, the G end meets U respectively _{304B, C}The control utmost point and Q ₃₀₂Base stage, Q ₃₀₂Collector electrode meets U _304DThe control utmost point.K ₃₀₁Z end meet Q respectively ₃₀₃Collector electrode, MIC output diode D ₃₀₄Negative pole and through J _301-PTTPoint, U _109BMeet U _110CThe control utmost point and Q ₁₁₁Base stage.Q ₁₁₁Collector electrode one tunnel meets U ₁₀₃The 12nd pin, the one tunnel through Q ₁₀₆Meet U _107AThe control utmost point.The effect of PTT control circuit is control is divided the platform transmitter by connection work.When dividing the platform pattern, transmitter PTT is through J ₁₀₂, U ₁₀₂14th, 13 pin, J ₁₀₁Controlled by branch platform control unit.During the base station pattern, divide platform PTT to pass through U ₁₀₃The 12nd pin is received selective calling device, is controlled by carrier signal by Q106 by off-hook switch control or when the transfer.

The remote control change-over circuit is by DTMF code decoder U ₂₀₁, emergent decoder U ₂₀₂, U ₂₀₃, transfering the letter decoder U ₂₀₄, U ₂₀₅, not gate U _{207A, B, C, D, E}, initial condition controller circuitry U _{206A, B, C}Form.U ₂₀₁The 2nd pin is through R ₂₀₂, C ₂₀₁Meet J _201-1, the 11st, 12,13,14 pin meet U successively ₂₀₄10th, 11,14,13 pin and U ₂₀₂11st, 10,9 pin.U ₂₀₃The 7th pin one tunnel is through U _206CMeet U ₂₀₄The 15th pin, another road is through U _207BMeet J _201-4, U ₂₀₅The 7th pin is through U _207AMeet J _201-2The effect of remote control change-over circuit is that the DTMF sign indicating number that selective calling device comes is transformed to state control signal, the conversion of remote control mode of operation and state through decoding, decoding.U ₂₀₁The 2nd pin input DTMF sign indicating number, the 11st, 12,13,14 pin and line output binary code to emergent decoder and transfering the letter decoder, become changeover control signal through J respectively ₂₀₁, J ₁₀₄To mode switching circuit, to substitute mode conversion switch K on the turning controller panel ₂, K ₃Operation.Armed state and boot sequence when the initial condition control circuit guarantees two decoder starts.U ₂₀₄The reset signal of the 19th pin output decoder.

The decoding ringing circuit is by four bit address decoder U ₄₀₁, U ₄₀₂, U ₄₀₃And ring control signal generator U ₄₀₅, U ₄₀₆, Q ₄₀₁And ringing signal generating signal device U _407AForm.J _401-4Through C ₄₀₁, R ₄₀₂Meet U ₄₀₁The 2nd pin, U ₄₀₃The 10th pin meets U ₄₀₅5th, 8,13 pin, Q ₄₀₁Collector electrode meets U _407AThe 1st pin, U ₄₀₇The output of the 8th pin is through C ₄₀₈, W ₄₀₂Meet J _401-6, U _405BThe output of the 6th pin is through U _404FMeet J _401-5The effect of decoding ringing circuit is with automatic identification code decoding of this TV station that is divided platform to receive by connection and ring.Divide two-way after being sent into selective calling device by the audio signal of connection branch platform reception, the one road to the main power amplifier U of transtation mission circuit that exhales _302B, U _{304A, B}, U ₃₀₆, again to earphone or loud speaker; Another road produces enabling signal through address decoder and makes U ₄₀₅, U ₄₀₆Produce and be interrupted control signal, control U on the one hand ₄₀₇Produce bell signal to main power amplifier and loud speaker of exhaling transtation mission circuit, on the other hand through gate circuit U _405B, U _404FExhale transtation mission circuit to produce back coded signal to main.

The master exhales transtation mission circuit by DTMF sign indicating number generator U ₃₀₁, audio frequency amplifier U _302A, Q ₃₀₁, return code control circuit U _{303B, D}Power amplifier U ₃₀₅, electronic switch U _{304A, D}, the off-hook K switch ₃₀₁, listening key K ₃₀₂, loud speaker SP, earphone EAR and Mike MIC form.Keyboard is through J ₃₀₃Meet U ₃₀₁3rd, 14,4,5,13,12,11 pin, J _401-5Through J _302-HM, U _{303B, D}Divide two-way, the one tunnel meets U ₃₀₁3rd, 4,14 pin, another road meets Q ₃₀₃Base stage.J _401-6Through J _302-ZL, C ₃₁₅Divide two-way, the one tunnel through U _{304A, B}To EAR, another road is through U _304D, U ₃₀₅To SP.J _103-RXThrough J _301-RX, U _302B, C ₃₁₄Meet U _304AThe 1st pin.Main effect of exhaling transtation mission circuit is that the audio signal that DTMF sign indicating number that Keyboard Control is sent or Mike send is removed modulation transmitter through amplification, and simultaneously, the DTMF sign indicating number is also delivered to earphone or loud speaker through amplification.

The wireless signal-relay controller that the utility model provides, can make wireless automatic dialing system class branch platform (as the GL1200 system) but double as emergency center platform use, make original system increase the networking standard of another kind of wireless telecommunications, the special adaptation as emergent radio, dispatched use.Especially speedily carry out rescue work in remote field work, accident, floor manager, the original system main frame breaks down or other needs the occasion of emergency communication, more can embody its flexibility and practicality.Following seven main excellent characteristics are particularly arranged: but 1. realized dividing in the wireless automatic dialing system platform double as emergency center function that platform uses; 2. realized the conversion of " branch platform ", " base station " two kinds of mode of operations, and easy to operate, reliable; 3. after dividing the platform off-grid, when " meeting an urgent need " state, can constitute the wireless dispatching net, can constitute the independently wireless area net of 1:N with hand-held set again with the master of system platform; 4. when " transfering the letter " state, the function of compatible " meeting an urgent need " state, and can finish the two-way selective call between hand-held set and hand-held set, hand-held set and Fen Tai (" base station " pattern), hand-held set and the original system master platform and group busy; 5. when the fixing platform antenna holder that divides high 20 meters, 15～20 watts of output power of transmitters when using common hand-held set, can prolong the radio communication radius more than 25 kilometers; 6. divide platform when " base station " pattern, can be connected with wired network and communicate by letter; 7. owing to made full use of the basis and the condition in original wireless network radio station, so do not need how many equipment investments, also can not need to apply for new frequency, this compares with the wireless dispatching net of building equal scale, can save appreciable investment.

Accompanying drawing 1 is that turning controller of the present utility model constitutes and the annexation block diagram.

Accompanying drawing 2 is that selective calling device of the present utility model constitutes and the annexation block diagram.

Accompanying drawing the 3, the 4th, turning controller circuit diagram of the present utility model.

Accompanying drawing the 5, the 6th, selective calling device circuit diagram of the present utility model.

In conjunction with the accompanying drawings embodiment of the present utility model is summarized as follows:

Fig. 1 be shown in the main composition and the annexation thereof of turning controller of this utility model.Detailed and the concrete circuit of Fig. 3 and turning controller shown in Figure 4 is formed and annexation.

Fig. 2 be shown in the main composition and the annexation thereof of selective calling device of this utility model.Detailed and the concrete circuit of Fig. 5 and selective calling device shown in Figure 6 is formed and annexation.

Main electronic component model in Fig. 1～6 is as follows:

Integrated package:

U _{101、102、103} MC14053

U ₁₀₄ DC4050

U _105、107 LM1458

U ₁₀₆ LM324

U ₁₀₈ MC14011

U ₁₀₉ DC4001

U _{110、303、304} DC4066

U ₁₁₁ TDA1905

U _201、401 8870

U ₂₀₁ 4051

U _{203、205-403} 4017

U _204、402 4067

U ₂₀₆ 4011

U _207、404 4069

U ₃₀₁ 5087

U ₃₀₂ 1458

U ₃₀₅ 386

U ₃₀₆ MC78081

U ₄₀₅ 4023

U _{406、303、304} 4060

U ₄₀₇ 4013

Transistor:

Q _104、106 2SA1105

Q _{101、102、103、104、105} 2SC2670

Q _{107、108、109、110、112} 2SC1815

Q _{301、302、303、401} 2SC2670

Use and install:

As the utility model is connected use with the branch platform of GL1200 system, earlier the outside stube cable joint (37 core) of the GL2041 of former fixing minute platform and GL4400 is pushed aside and become two ends, be connected with J101 of the present utility model, J102 respectively successively, again the cable between turning controller of the present utility model and the selective calling device (7 core) connected.Wired as if advancing, can be with J ₁₀₆Creating 145 or 146 with elder generation is connected.The fixing platform antenna that divides should be omnidirectional antenna.Promptly install.Rotate K switch 2 on the turning controller front panel, K3 (manual method) or on selective calling device by predefined state exchange sign indicating number (remote control mode), can select to enter " branch platform " pattern (normal condition) or " base station " pattern (emergent, transfer, advance states such as wired).

Claims (9)

1. branch platform that is used for wireless automatic dialing system or other private wireless communication systems, make its minute platform double as base station wireless signal-relay controller of communicating by letter with hand-held set, it is characterized in that: this controller is made up of turning controller and selective calling device two parts, turning controller is contained in the cuboid shell, selective calling device is contained in the telephone casing, connect with the flexible cable line between the two, turning controller wherein is by mode switching circuit, the speech control circuit, mute control circuit, receive voicefrequency circuit, PTT control circuit and remote control change-over circuit are formed, and selective calling device wherein exhales transtation mission circuit to form by decoding ringing circuit and master.This controller is connected between the Transmit-Receive Unit and control unit of wireless system original deciliter, during installation by joint J ₁₀₁Connect branch platform control unit, by joint J ₁₀₂Connect branch platform Transmit-Receive Unit, joint J ₁₀₆Tap into wired connector.J ₁₀₄Meet J ₂₀₁, J _{103-TX, RX, PTT, power supply,}And J _{104-ZX, YJ}, meet J successively _{301-TX, RX, PTT, power supply,, ZX, YJ}Each point.J _{302-FW, VCC, HM, ZL, VDD}And J _301-RX,, meet J successively _{401-1,2,5,6,7,4,3}Each point.J ₃₀₃Meet Z ₃₀₃

2. wireless signal-relay controller according to claim 1 is characterized in that: mode switching circuit is by electronic analog swtich U ₁₀₁, U ₁₀₂, U ₁₀₃, crystal amplifier Q ₁₀₈, NAND gate U _{108A, B, C, D,}U _{109A, B, C, D}And K switch ₂, K ₃Form U ₁₀₁, U ₁₀₂, U ₁₀₃The 1st, 3,13 pin meet J ₁₀₁Joint, the 15th, 4,14 pin meet J ₁₀₂Joint, the 6th, 7,8 pin ground connection, the 9th, 10,11 pin meet Q ₁₀₈Collector electrode, U _108DThe 11st pin meets Q ₁₀₈Base stage, the 12nd pin is through K ₂To ground, the 13rd pin is through joint J ₁₀₄Meet J _201-4, K ₃One end ground connection, the other end is through U _{108A, C}Divide three the tunnel, the one tunnel through U _109AMeet U _110DThe 6th pin, the one tunnel through U _108B, U _109DMeet U _110AThe 13rd pin, the one tunnel meets U ₁₁₀The 12nd pin.

3. wireless signal-relay controller according to claim 1 is characterized in that: the speech control circuit is by crystal amplifier Q ₁₀₉, operational amplifier U _{107A, B}With electronic analog swtich U _{110A, C}, potentiometer W ₆Form J ₁₀₁Middle speech line is through U ₁₀₃3rd, 4 pin, U _{107A, B}Meet J ₁₀₂, U ₁₀₂The 1st pin is through RC coupling circuit, Q ₁₀₉, U _110AMeet U respectively ₁₀₃The 5th pin and U _110CThe 3rd pin, U _110CThe 4th pin meets J respectively ₁₀₃And J ₁₀₆The TX point.

4. wireless signal-relay controller according to claim 1 is characterized in that: mute control circuit is by operational amplifier U _{106B, A}, U _106A, comparison amplifier U _106B, detector diode D ₂, D ₃, electronic analog swtich U _{110D, B}With potentiometer W ₄, W ₅Form, joined the branch platform the frequency discrimination signal from U ₁₀₂The 1st pin is drawn, U _106AThe output of the 1st pin meets U respectively _108BThe 5th pin, J _106-ZX, U _106BThe 6th pin, U _106BThe output of the 7th pin meets Q respectively ₁₀₂Base stage, Q ₁₀₃Base stage, J _106-FX, and through D ₄Both positive and negative polarity and resistance R ₁₇₅Meet U _109CThe 8th pin.

5. wireless signal-relay controller according to claim 1 is characterized in that: receive voicefrequency circuit by crystal amplifier Q ₁₀₁, Q ₁₀₂, Q ₁₀₃, power operational amplifier U ₁₁₁Form U ₁₀₂The 5th pin is through C ₁₁₆, R ₁₂₆, C ₁₁₇Meet Q ₁₀₁Base stage, Q ₁₀₁, Q ₁₀₂The collector electrode parallel connection is after the RC low pass filter divides two-way, and one the tunnel meets Q ₁₀₃Collector electrode and U ₁₁₁The 5th pin, U ₁₁₁The 1st pin connects the SP jack through the RC coupling circuit, and another road meets J ₁₀₃, J ₁₀₆The RX end points.

6. wireless signal-relay controller according to claim 1 is characterized in that: the PTT control circuit is by the off-hook K switch ₃₀₁, electronic analog swtich U _{304B, C}, U _110C, crystal amplifier Q ₁₀₆, Q ₁₁₁, Q ₃₀₂, Q ₃₀₃With NOR gate U _109BForm K _301DEnd ground connection, the G end meets U respectively _{304B, C}The control utmost point and Q ₃₀₂Base stage, Q ₃₀₂Collector electrode meets U _304DThe control utmost point, K ₃₀₁Z end meet Q respectively ₃₀₃Collector electrode, MIC output diode D ₃₀₄Negative pole and through J _301-PTTPoint U _109BMeet U _110CThe control utmost point and Q ₁₁₁Base stage, Q ₁₁₁Collector electrode one tunnel meets U ₁₀₃The 12nd pin, the one tunnel through Q ₁₀₆Meet U _107AThe control utmost point.

7. wireless signal-relay controller according to claim 1 is characterized in that: the remote control change-over circuit is by DTMF code decoder U ₂₀₁, emergent decoder U ₂₀₂, U ₂₀₃, transfering the letter decoder U ₂₀₄, U ₂₀₅, not gate U _{207A, B, C, D, E}, initial condition control circuit U _{206A, B, C}Form U ₂₀₁The 2nd pin is through R ₂₀₂, C ₂₀₁Meet J _201-1, the 11st, 12,13,14 pin meet U successively ₂₀₄10th, 11,14,13 pin and U ₂₀₂11st, 10,9 pin, U ₂₀₃The 7th pin one tunnel is through U _206CMeet U ₂₀₄The 15th pin, another road is through U _207BMeet J _201-4, U ₂₀₅The 7th pin is through U _207AMeet J _201-2

8. wireless signal-relay controller according to claim 1 is characterized in that: the decoding ringing circuit is by four bit address decoder U ₄₀₁, U ₄₀₂, U ₄₀₃With ring control signal generator U ₄₀₅, U ₄₀₆, Q ₄₀₁And ringing signal generating signal device U _407AForm J _401-4Through C ₄₀₁, R ₄₀₂Meet U ₄₀₁The 2nd pin, U ₄₀₃The 10th pin meets U ₄₀₅5th, 8,13 pin, Q ₄₀₁Collector electrode meets U _407AThe 1st pin, U _407AThe output of the 8th pin is through C ₄₀₈, W ₄₀₂Meet J _401-6, U _405BThe output of the 6th pin is through U _404FMeet J _401-5

9. wireless signal-relay controller according to claim 1 is characterized in that: the master exhales transtation mission circuit by DTMF sign indicating number generator U ₃₀₁, audio frequency amplifier U _302A, Q ₃₀₁, return code control circuit U _{303B, D}, power amplifier U ₃₀₅, electronic analog swtich U _{304A, D}, the off-hook K switch ₃₀₁, listening key K ₃₀₂, loud speaker SP, compositions such as earphone EAR and Mike MIC, keyboard is through J ₃₀₃Meet U ₃₀₁3rd, 14,4,5,13,12,11 pin, J _401-5Through J _302-HM, U _{303B, D}Divide two-way, the one tunnel meets U ₃₀₁3rd, 4,14 pin, another road meets Q ₃₀₃Base stage, J _401-6Through J _302-ZL, C ₃₁₅Divide two-way, the one tunnel through U _304A-BTo EAR, another road is through U _304D, U ₃₀₅To SP, J _103-RXThrough J _301-RX, U _302B, C ₃₁₄Meet U _304AThe 1st pin.

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