CN2300220Y - Telephone exchange using AC power cord transmission signal - Google Patents

Abstract

The utility model relates to a telephone exchange using AC power cord transmission signal. The utility model can make use of AC 110V or AC 220V power cord as a carrier transmission medium of a telephone sounding signal, a double voice-frequency signal, and a control signal so as to form a precise and simple type telephone exchange. The utility model mainly can make use of an output carrier signal which is composed of a capacitor, an inductor, and an intermediate-frequency device to be connected with the upper part of the power supply in crossing way; the carrier signal can be inputted to a signal circuit which is composed of the capacitor, a diode, the inductor, and the intermediate-frequency device by the power cord; the telephone exchange function can be formed by a loop modulator, a signal decoding and amplifying, etc. The utility model has simple design and installation, so that the utility model doesn't have the fussy wiring. The utility model not only has the nature of the domestic appliance, but also still more has the dual-function of an exchange machine and the telephone.

Description

Utilize total machine of AC power cord transmission signals

The utility model relates to a kind of total machine that utilizes the AC power cord transmission signals.

When telephone exchange is the telephone set that is used in more than two ones,, even comprise the function that automatic speech reply, extension set are changed as functions such as the reception between the telephone set, switching, intercommunications.Yet the purchase of telephone exchange and installation do not resemble normal domestic use electrical equipment, and general household electrical appliances are as long as plug in mostly and can use after buying.But, telephone exchange but need rely on the skilled worker and implement the competent work of non-ordinary person such as installation, distribution, setting and test, and except its purchase price is not low, the expense of installation is also very expensive, especially in small company, firm or family, all because of expending the huge hope of not having use.Yet, the modern society that economic activity is frequent, multi-section extension and many sets of numbers be company, firm essential still not, also quite universal within the family, therefore, provide a kind of switchboard telephone simple and easy, reasonable price of installing, to make things convenient for company, firm or family to use, truly have tangible demand.In addition, general switchboard telephone needs backguy to get in touch between its switch and each extension set, often because circuit exposes or the special wire pulling work difficulty that seems that makes in position, and has destroyed indoor integral style or decoration because of the electric wire that exposes.Again, in case the extension set position changes to some extent, must change in then former backguy road, and wire pulling work also will begin the beguine once, and is very inconvenient.

The purpose of this utility model provides a kind of total machine that utilizes the AC power cord transmission signals, to break through traditional design, need not to set telephone line, and simple and convenient is installed.

The utility model is achieved in that and it is characterized in that: the call voice signal, double-audio signal and control signal all carrier wave are exchanging on the 110V/220V power line, this carrier wave output circuit is a capacitor, an inductance, a middle Zhou Zucheng commissure outputs signal on the AC110V/AC220V power line, and the tuning frequency values of this output signal is 1.1/RC; Low frequency signal, voice signal, double-audio signal and control signal enter from tertiary circuit, formed by capacitor, diode, inductance and middle week by commissure input signal circuit on the AC110V/AC220V power line, again via the 4th loop demodulation, this loop enters rectified signal by an electric capacity and amplifies, through the integrated circuit demodulation, setting the high frequency frequency values is 1.1/RC again; Obtain low frequency signal, voice signal, double-audio signal and control signal afterwards; The voice signal that obtains through the loop is through signal amplification, capacitor output voice signal; The double-audio signal loop, enter integrated circuit by the input matrix key, again the loop that exports the 6th loop to by button amplify, after the detection, the integrated circuit component of tuning its frequency of being made up of tertiary circuit institute is tuning again, set its high frequency frequency, export the commissure signal again to the AC110V/AC220V power line; It is by on the AC110V/AC220V power line that double-audio signal receives decoding, one carrier wave double-audio signal is arranged in the middle of each interchange phone is received signal, if any establish the sign indicating number with the AC110V/AC220V power line on the identical person of carrier wave double-audio signal, can be to integrated circuit via Zhou Huilu commissure in the decoding of second loop, just working frequency decoding of double-audio signal can be amplified its signal for entering AMP behind decoding integrated circuit.

Characteristics of the present utility model are to break through traditional design, the telephone exchange Unit Installation is used as household electrical appliance, install very simple and easy, do not need loaded down with trivial details distribution technology and other telephone lines, utilize the AC power cord transmission signals, not only improve the intercommunity of household electrical appliance, more have the dual-use function of switch and telephone set concurrently.

Fig. 1 is the circuit diagram of JAD-RF02 of the present utility model.

Fig. 2 is the circuit diagram of JAD-RF03 of the present utility model.

Fig. 3 is the circuit diagram of JAD-RF04 of the present utility model.

Fig. 4 is the circuit diagram of JAD-RF01 of the present utility model.

Fig. 5 is the circuit diagram of JAD-RF06 of the present utility model.

Fig. 6 is the circuit diagram of JAD-RF07 of the present utility model.

Fig. 7 is the circuit diagram of JAD-RF05 of the present utility model.

Fig. 8 is the circuit diagram of JLINE-C01 of the present utility model.

The circuit diagram of the JAD-RF08 of Fig. 9 unabridged version utility model.

Figure 10 is each circuit serial connection block diagram of the present utility model.

Circuit description of the present utility model: referring to Fig. 1, this device is with call voice signal, double-audio signal and the control signal of telephone office's (exchange line), carrier wave is exchanging 110 volts or exchange on 220 volts of power lines 100, this carrier wave output circuit is that a capacitor C16 (101), an inductance L 2 (102) and middle all L4 (103) form alternating current output signal to the 110V/220V power line, and this output signal tuned frequency value is 1.1/RC.

This low frequency signal, voice signal, double-audio signal and control signal are entered by RF-03 loop shown in Figure 2, by commissure input signal on the AC110V/220V power line is that a capacitor C15 (105), diode D3, D4 (106), an inductance L 1 (107) and middle all L4, L5, L6 form, again via the RF04 loop demodulation of Fig. 3, this loop is by C39) enter rectified signal and amplify, through the IC3 (301) of RF04 demodulation, setting its high frequency frequency values is 1.1/RC again; Get low frequency signal, voice signal, double-audio signal and control signal afterwards, obtain voice signal, amplify through Q5 (302) signal again, C10 capacitor (303) output voice signal through the RF04 loop.

Referring to Fig. 4, double-audio signal is made up of the JADTK01 loop, enter integrated circuit U1 (402) by input matrix key (401), export the R14 (501) on the RF06 road of Fig. 5 again to by the TONE of U1, the tuning circuit of behind Q1, Q2, Q3 (502) loop amplification demodulator, being formed by the RF03 road again, its frequency integrated circuit (IC) 1 (201) institute is tuning, set its high-frequency, by RF03 road Q10 (202), R29 (108) commissure that exports the RF02 of Fig. 1 to outputs signal on the AC110V/AC220V power line again.

Double-audio signal receives decoding by on the AC110V/AC220V power line, has a carrier wave double-audio signal to make each exchange the AC telephone set and receives signal; Wherein if any establishing on sign indicating number and the AC110V/AC220V power line the identical person of carrier wave frequency multiplexed signal; Can be to D16, the D15 (304) and IC3 (301) of the RF04 of Fig. 3 via Zhou Huilu L3, L1, L2, L4 commissure in the demodulation of RF02 loop, the RF07 that double-audio signal is delivered to Fig. 6 does the frequency decoding, after decoding IC is the 9th pin (602) decoding of U7 (601), from the 1st, 16,17,18 output BCD signals, deliver to the RF05 of Fig. 7 again, the LR starting, obtain voice signal through the RF04 loop, amplify through Q5 (302) signal again, by C10 capacitor (303) output voice signal, make voice signal enter AMP and amplify and finish interior lines and broadcast its signal from the 1st pin.

The exchange line ring is sent into the 116HZ70V bell signal from telephone office, C2 capacitor (801) through the JLINE-C01 loop of Fig. 8 enters the bridge-type starting, and after IS01 (802) optical coupling, trigger (FLiP-FLOP) initiating signal of JLINE-C01 loop U7 of locking Fig. 6, the JAD-RF07 loop BELL1 (603) that delivers to Fig. 6 from the Q1 of IS01 (802) U1 output goes into first group of electronic speech of starting, and (as: you are good! This is a telephone voice system), since then, JAD-RF07 loop U2 (601) exports telecommunication bureau's exchange line to through induction coil LH2 (804) delivered to the DTME-ST (803) in JLINE-C01 loop of Fig. 8 by the 7th pin of speech IC after.

When first group of electronic speech sent, second group of electronic speech and then locks second line of JLINE-C01 loop U1, trigger second group of electronic speech (as: request extension or dial 0) through trigger (FLiP-FLOP), press extension or 0 as calling side, then through the LH2 (604) in JLINE-C01 loop, induction coil, export the 9th pin (602) of frequency decoding integrated circuit U7 (601) in JAD-RF07 loop of Fig. 6 to by DTMF-ST (802) after, high level HI signal of the 17th pin (604) output, make the JAD-RF07 loop send one group of bell signal, on the AC110V/AC220V power line, have a carrier wave double-audio signal to be exchanged the AC telephone set receives by each, set the identical person of carrier wave double-audio signal on number and the AC110/AC220V power line as having in the signal, can be via Zhou Huilu L3 in the RF02 loop demodulation of Fig. 1, L1, L2, the L4 commissure is to the D16 of the RD04 of Fig. 3,15 (304) and IC3 (301) after, the RF07 that double-audio signal is delivered to Fig. 6 does the frequency decoding, after the 9th pin (602) decoding of decoding integrated circuit U7 (601), from the 1st, 16,17,18 output BCD signals, deliver to the RF05 of Fig. 7 again, the LR starting makes oscillator signal enter AMP from its 1st pin and amplifies its signal.

When the exchange line ring is sent into the 16HZ70V bell signal from telecommunication bureau, when the confession people answered in about 1 minute, meeting was sent an exchange line from the timer in the JAD-RF08 loop of Fig. 9 and is stopped the number of stopping LINE-OFF-T (901) cut-out exchange line.

In the conversation, press HOLD key person as reservation from the JAD-TK01 key and send the TONE signal, on the AC110V/AC220V power line, the capacitor C16 (101) that this carrier wave output circuit is Fig. 1, inductance C2 (102), in all L4 (103) form commissure and output signal on the AC110V/AC220V power line, the tuning frequency values that becomes of this output signal is the RC constant, this signal is entered by the J1 (203) of the RF03 of Fig. 2 behind the JAD-RF02 loop of exchange (as shown in Figure 1), from JAD-RF04 (as shown in Figure 3) enter this signal, amplify through Q5 (302) signal again, C10 (303) capacitor exports JAD-RF07 loop IC3 (FLiP-FLOP) locking of Fig. 6 to, from Q1, TEL-ST-RELAY goes out to the JL1NE-C01 loop, make K13 (805) self-insurance, exchange line forms loop, about 200 Europe.

Extension set is got exchange line and is pressed HOLD key person from the JAD-TK01 of Fig. 4 key and send the TONE signal and give on the AC110V/AC220X power line, this carrier wave output circuit is capacitor A16 (101), inductance L 2 (102), in all L4 (103) form commissure and output signal on the AC110V/AC220V power line, the frequency values of this output signal frequency-modulated wave is the RC constant, after signal enters the JAD-RF02 loop (shown in Figure 1) of exchange by the J1 (203) of the RF03 of Fig. 2, from the JAD-RF04 of Fig. 3 enter this signal, again through Q5 (302) amplifying signal, C10 (303) capacitor exports JAD-RF07 loop (Fig. 6) to, after decoding, deliver to JLINE-C01 (Fig. 8), make the RELAY action get exchange line and finish.Figure 10 is the connection calcspar of above-mentioned each circuit diagram, and is for referencial use for above-mentioned each circuit signal bang path.

The utility model is a kind of telephone exchange device of small carrier multiplex's exchange, uses L﹠amp; The multifunctional electric appliance of L transmission system, use and function description are as follows:

Host machine part:

1, switch and liaison mode: all insert the AC110V/AC220V socket, switch connects exchange line and AC socket.

2, there is the line socket mode all to insert AC and inserts seat, by AC110V/AC220V voice signal, multiplexing signal.

System telephone function (one):

1, can allow the outside line of the above telephone office in two wires, two above extension sets of tolerable.

When 2, outside line comes signal, can select: 1) loudspeaker signal; 2) LED does the vibration indication.

3, outside line comes signal automatically, can directly pull out extension, and automatic answer function is arranged:

Example 1: " you are good! This is a telephone voice system ", example 2: " request extension or dial zero ", example 3: " in the switching, please wait a moment ".

4, external confidential phone number: during the outside line conversation, other extension sets can not be cut and listen to dialog context.

5, the outside line mode (this machine of phone jingle bell) of ringing.

6,10 groups of telephone numbers of memory.

7, phone is got outside line by the outside line key.

8, outside line keeps, and (by keeping key) has automatic answer function, example: " in the reservation, please wait a moment ".

9, redial.

System telephone function (two)

1, can hold two above extension sets of work.

2, the interior lines mode (jingle bell of phone own, click ring) of ringing.

3, interior lines switching (outside line is grasped, and by keeping key, by certain extension, after extension set is picked up, gets outside line by the outside line key).

4, interior lines intercommunication (extension set and extension set can be worked as intercom).

5, the interior lines extension is set, and is loaded on each extension set end points and decides

6, interior lines pickup (during the extension set ring unanswered, but other extension set pickups).

7, designated broadcast, interior lines can be specified a certain extension set broadcasting.

8, group broadcast, interior lines can all be broadcasted together.

9, doorway intercommunication, electric lock opens, and can set number by exchange.

Claims (1)

1, a kind of total machine that utilizes the AC power cord transmission signals, be to utilize AC110V or AC110V power line total machine as its call voice signal communication media, it is characterized in that: the call voice signal, double-audio signal and control signal all carrier wave are exchanging on the 110V/220V power line, this carrier wave output circuit is a capacitor, an inductance, a middle Zhou Zucheng commissure outputs signal on the AC110V/AC220V power line, the tuning frequency values of this output signal is 1.1/RC: low frequency signal, voice signal, double-audio signal and control signal enter from tertiary circuit, by commissure input signal circuit on the AC110V/AC220V power line is by capacitor, diode, inductance and middle week are formed, again via the 4th loop demodulation, this loop enters rectified signal by an electric capacity and amplifies, through the integrated circuit demodulation, setting the high frequency frequency values is 1.1/RC again; Obtain low frequency signal, voice signal, double-audio signal and control signal afterwards; The voice signal that obtains through the loop is through signal amplification, capacitor output voice signal; The double-audio signal loop, enter integrated circuit by the input matrix key, again the loop that exports the 6th loop to by button amplify, after the detection, the integrated circuit component of tuning its frequency of being made up of tertiary circuit institute is tuning again, set its high frequency frequency, export the commissure signal again to the AC110V/AC220V power line; It is by on the AC110V/AC220V power line that double-audio signal receives decoding, one carrier wave double-audio signal is arranged in the middle of each interchange phone is received signal, if any establish the sign indicating number with the AC110V/AC220V power line on the identical person of carrier wave double-audio signal, can be to integrated circuit via Zhou Huilu commissure in the decoding of second loop, just working frequency decoding of double-audio signal can be amplified its signal for entering AMP behind decoding integrated circuit.

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