CN2274803Y - Multi-channel real time speech recorder - Google Patents

Abstract

The utility model relates to a multi-channel real time speech recorder, composed of a recording seat circuit (=A< 1 >), a switch translation circuit (=A< 2 >), a B card recording circuit (=A< 3 >), an A card recording / playing circuit (=A< 4 >), a computer control circuit (=A< 5 >), a line output circuit (=A< 6 >), telephone subscriber circuits (=A< 7 >-=A< 10 >), language output circuits (=A< 11 >) and (=B< 1 >) and buses BUS < 1 >, BUS < 2 >. The utility model is characterized in that the switch translation circuit (=A< 2 >) is composed of four groups of same input circuits and an electronic switching circuit, and the inner part of the recording seat circuit (=A< 1 >) is provided with a speed changing circuit and a temperature compensation circuit.

Description

Hyperchannel real-time voice registering instrument

The utility model relates to a kind of hyperchannel real-time voice registering instrument.

The effect of hyperchannel real-time voice registering instrument is the voice signal of real time record multichannel communication speech channel.Hyperchannel real-time voice registering instrument in the market has two kinds, the one, common belt speed (4.76CN/S) is 30 minutes hyperchannel real-time voice registering instrument writing time, two is that 1/4th belt speed (1.19CM/S) are 120 minutes hyperchannel real-time voice registering instrument writing time, the former is transformed into quadraphonic real-time voice registering instrument with the normal stereo radio cassette player, its technology simply is easy to realize, but the short requirement that far can not satisfy on-the-spot operation writing time, latter's (as LSY series) not only needs the normal stereo radio cassette player is transformed into quadraphonic real-time voice registering instrument, again because of record/Electrical Discharge Machine under state at a slow speed, can not normally start, so, the dimensions of mechanical structures that needs transformation of the way deck inertial flywheel, can satisfy problems such as the normal startup of non-volatile recording voice and record/Electrical Discharge Machine simultaneously, its technical difficulty is bigger, can not adapt to the demand of production in enormous quantities.More than two kinds of hyperchannel real-time voice registering instruments, all can only write down three road voice signals and a tunnel (time) status signal simultaneously, and, whole state contents of complete understanding tape, essential 120 minutes consuming time.

Task of the present utility model provides a kind of dimensions of mechanical structures that need not to transform the deck inertial flywheel, just can satisfy the normal requirement that starts of non-volatile recording voice and record/Electrical Discharge Machine simultaneously, not only can write down four road voice signals and four tunnel (time) status signal simultaneously, and, only need the tape transport number minute just can understand the hyperchannel real-time voice registering instrument of whole status informations of tape.

The utility model is realized by following measure: a kind of by BUS1, the BUS2 bus, [=A5] computer control circuit, [=A11 deck circuit, [=A6] circuit output circuit, [=A7]～[=A10] telephone user circuit, [=A11] and [=B1] language output circuit, [=A3] B card recording circuit, the hyperchannel real-time voice registering instrument that [=A4] A card record/playback circuit is formed, it is characterized in that BUS1, the BUS2 bus also is connected with [=A2] conversion switch, the SPEA signal wire of its output terminal in the BUS2 bus connects with [=A11] voice output circuit, [=A2] conversion switch is by four groups of identical input circuits, integrated circuit N2, N3, N4, N5, the electronic switching circuit that N6 (being 45100) forms constitutes, each organizes the 5th of transformer T in the input circuit, 8 pin connect with bus B US2, its the 2nd pin is integrated circuit N2 in internal bus YI1-YI4 and electronic switching circuit respectively, the 9th of N3,1,12,13 pin connect, each organizes [F1] in the input circuit, the common port of the window voltage comparator circuit that [F2] amplifier (LM324) the constitutes QJ1-QJ4 in the BUS1 bus respectively connects with [A5] computer control circuit, the 4th pin sampling input end of integrated circuit N1 (AN5511) in [=A1] deck circuit in two parts A/B recording dock driving circuit connects the contact by relay J 1, adjustable resistance W1, the speed change circuit that W2 constitutes, be connected with diode V2 between the 3rd pin output terminal of integrated circuit N1 and the motor M 1, diode V1 and resistance R 1 formation temperature-compensation circuit in parallel, one end is connected between the negative pole of the 3rd pin of integrated circuit N1 and diode V2, and the other end connects with adjustable resistance W2.Every group of input circuit be by diode V3-V9 in [=A2] conversion switch, capacitor C 1, C2, and resistance R 2-R8, transformer T, [F1], [F2] amplifier constitute.Each negative pole of organizing common port that resistance R 2 in the input circuit meets diode V3 and V4, common port that resistance R 8 meets diode V5, V6, diode V4, V6 connects and constitutes bridge-type potential correction circuit, and diode V7, resistance R 3, capacitor C 2 constitute sample circuits.Each is organized, and resistance R 4-R7 constitutes the window voltage comparator circuit with [F1], [F2] amplifier in the input circuit.Integrated circuit N2 in the electronic switching circuit of [=A2] conversion switch, N4, the 15th of N6,14,10, the AK21-AK24 signal wire of 11 pin in the BUS2 bus connects with [=A4] A card recording and playing circuit, integrated circuit N3, the 15th of N5,14,10, the BK21-BK24 signal wire of 11 pin in the BUS2 bus connects with [=A3] B card recording circuit, integrated circuit N4, the 9th of N5,1,12, the DT21-DT24 signal wire of 13 pin in the BUS1 bus connects with [=A5] computer control circuit, integrated circuit N2, N3, N4, N5, the 6th of N6,5,3,4, BD0-BD3 and the BDA signal wire of 2 pin in bus B US1 connects with [=A5] computer control circuit, their the 7th pin meets the line of chip select BS1-BS5 of BUS1 bus respectively, the SP21 signal wire of the 13rd pin of integrated circuit N6 in the BUS2 bus connects with [=A6] circuit output circuit, and the SPEA signal wire of its 12 pin in the BUS2 bus connects with [=A11] language output circuit.

The utility model is compared with the prior art: one, and time-sharing recording four road voice signals and four tunnel time signals; Two, discern telephone set automatically and open/on-hook signal; Three, record/Electrical Discharge Machine can normally start and microrunning, and need not to change a social system the inertial flywheel of deck; Four, control the input and the output of voice signal and (time) status signal with the simulation electronic matrix switch, the signal Route Selection is convenient freely; Five, be the status signal full content in the leader tape head number minute, search quick characteristics such as accurate.

Accompanying drawing 1: the utility model electricity principle system chart;

Accompanying drawing 2: the electrical schematic diagram of the utility model [=A1] deck circuit;

Accompanying drawing 3: the electrical schematic diagram of the utility model [=A2] conversion switch;

In the accompanying drawing: [=A1] deck circuit, [=A2] conversion switch, [=A3] B card recording circuit, [=A4] A card record/playback circuit, [=A5] computer control circuit, [=A6] circuit output circuit, [=A7]-[=A10] telephone user circuit, [=A11] and [=B1] language output circuit, bus B US1, BUS2, diode V1-V9, resistance R 1-R8, capacitor C 1, C2, adjustable resistance W1, W2, transformer T, motor M 1, M2, internal bus YI1-YI4, signal wire SPEA, AK21-AK24, BK21-BK24, DT21-24, BD0-BD3, BDA, BS1-BS5, SP21, TS11, DL11, QJ1-QJ4, TI21, RI21, ZF11, DK11, (N1 selects AN5511 for use to integrated circuit N1-N6, also can select LA5511 for use, AN6651, μ PC1470H, N2-N5 selects MC145100 for use, also can select CD22100 for use).

Further specify the utility model in conjunction with the accompanying drawings and embodiments, the utility model is by [=A1] deck circuit, [=A2] conversion switch, [=A 3] B card recording circuit, [=A4] A card record/playback circuit, [=A5] computer control circuit, [=A6] circuit output circuit, [=A7]-[=A10] telephone user circuit, [=A11] and [=B1] language output circuit and BUS1, BUS2 bus constitute, and hyperchannel real-time voice registering instrument is to control work down without any confusion at [=A5] computer control circuit.Be example all below with the A card.

1, the real-time recording of hyperchannel real-time voice registering instrument: [=A5] TS11 signal wire in the BUS1 bus send level"1", send level "0" at the DL11 line again, open the power supply of motor M 1 and integrated circuit N1, because of integrated circuit N1 adjustable resistance W1 adopt a higher voltage, the voltage at M1 two ends is more then pressed rated speed and is started, wait a moment treat stabilization of speed after, the DL11 line send level"1", close the power supply of M1 and N1, wait for peacefully that to open machine signal QJ1-QJ4 effective, the TS11 line send level "0" then, make N1 on W1, adopt a lower voltage, the voltage at M1 two ends reduces to make it can be according to 1/4th rotation speed operation; If [=A7] telephone set opens machine, the terminal voltage at the TI21 of BUS2 bus and RI21 signal wire two ends can be from reducing to the 5-10 volt more than 20 volts, again by the window comparator circuit in [=A2] conversion switch, can obtain the machine that the opens signal of QJ1=level "0", this signal send [=A5] to handle through BUS1, note the date of the machine of opening, time, dish card number and take status signal such as speech channel and be pre-stored in the storer, and send control signal DL11=level "0", open the power supply of M1 and N1, M1 drives tape running by 1/4th rotating speed, [=A5] controls BD0-BD3, BDA, the logic level of BS2, make the 9th pin and the 15th pin UNICOM of integrated circuit N2, make=A7] voice signal of telephone set send AK21 through internal bus YI1 and N2, be recorded on the tape to [=A4] A card record/playback circuit through BUS2 again; When the QJ1=level"1", i.e. [=A7] telephone set on-hook, [=A5] makes DL11=" 1 ", closes the power supply of M1 and N1, and at this moment, a voice segments record finishes.When the duration record was finished in 120 minutes, [=A5] made ZF11=" 0 ", makes motor M 2 be in the state of rewind down, makes DK11=" 0 " again, and M2 reverses rewinding fast to leader tape head, and ZF11=DK11=" 1 " closes M2; Then, [=A5] makes TS11=" 1 ", make DL11=" 0 " again, M1 presses the rated speed running, [=A5] controls BD0-BD3 again, BDA, the logic level of BS4, make the 9th pin and the 15th pin of integrated circuit N4, the 1st pin and the 14th pin, the 12nd pin and the 10th pin, the 13rd pin and the 11st pin UNICOM, can be with [=A5] on the date that is pre-stored in the storer, time, dish card number and take status signal such as speech channel and be transformed into the sound signal that can be recorded and send DT21-DT24 respectively, promptly the whole status signals (several minutes) that are recorded in voice segments all on four tracks in 120 minutes are recorded respectively in four tracks of tape head to [=A4] through BUS2 by [=A2] again, so that search during playback.

2, the real-time playback of hyperchannel real-time voice registering instrument: at first, from tape, extract whole status signals of all voice segments of four tracks, [=A5] makes TS11=" 1 ", make DL11=" 0 " again, M1 presses the rated speed running, [=A5] controls BD0-BD3, BDA, the logic level of BS4, make N4 the 9th and 15,1 and 14,12 and 10,13 and 11 pin UNICOMs, just the status signal in the tape [=A4] can be delivered to [=A2] by BUS2, from AK21-AK24 to DT21-DT24 status signal being served BUS1 through the N4 of [=A2] again goes [=A5] to carry out pre-service, after treating that whole status signals harvest, then [=A5] makes DL11=" 1 ", close the power supply of M1, make DL11=" 0 " again, M1 then can be by waiting for running at a slow speed.Secondly, [=A5] selects to monitor the required date on demand, time, voice segments and taking after the status conditions such as magnetic track, make DK11=" 0 ", the tape length that satisfies above-mentioned status condition is covered in the M2 F.F., make DK11=" 1 ", close M2, [=A5] makes TS11=" 0 ", make DL11=" 0 " again, M1 then presses 1/4th rotating speed drive tape running, [=A5] controls BD0-BD3, BDA, the logic level of BS6, make the 12nd pin and the 15 pin UNICOMs of integrated circuit N6, voice signal to be monitored is then delivered to [=A2] by BUS 2 through [=A4], again through the N6 of [=A2] from AK21 to SPEA, give [=A11] voice signal to be monitored and [=B1] becomes voice output.

Claims (5)

1, a kind of by BUS1, the BUS2 bus, [=A5] computer control circuit, [=A1] deck circuit, [=A6] circuit output circuit, [=A7]～[=A10] telephone user circuit, [=A11] and [=B1] language output circuit, [=A3] B card recording circuit, the hyperchannel real-time voice registering instrument that [=A4] A card record/playback circuit is formed, it is characterized in that BUS1, the BUS2 bus also is connected with [=A2] conversion switch, the SPEA signal wire of its output terminal in BUS 2 buses connects with [=A11] voice output circuit, [=A2] conversion switch is by four groups of identical input circuits, integrated circuit N2, N3, N4, N5, the electronic switching circuit that N6 (being 45100) forms constitutes, each organizes the 5th of transformer T in the input circuit, 8 pin connect with bus B US2, its the 2nd pin is integrated circuit N2 in internal bus YI1-YI4 and electronic switching circuit respectively, the 9th of N3,1,12,13 pin connect, each organizes [F1] in the input circuit, the common port of the window voltage comparator circuit that [F2] amplifier (LM324) the constitutes QJ1-QJ4 in the BUS1 bus respectively connects with [A5] computer control circuit, the 4th pin sampling input end of integrated circuit N1 (AN5511) in [=A1] deck circuit in two parts A/B recording dock driving circuit connects the contact by relay J 1, adjustable resistance W1, the speed change circuit that W2 constitutes, be connected with diode V2 between the 3rd pin output terminal of integrated circuit N1 and the motor M 1, diode V1 and resistance R 1 formation temperature-compensation circuit in parallel, one end is connected between the negative pole of the 3rd pin of integrated circuit N1 and diode V2, and the other end connects with adjustable resistance W2.

2, hyperchannel real-time voice registering instrument according to claim 1 is characterized in that in [=A2] conversion switch every group of input circuit by diode V3-V9, capacitor C 1, C2, and resistance R 2-R8, transformer T, [F1], [F2] amplifier constitute.

3, hyperchannel real-time voice registering instrument according to claim 1 and 2, the negative pole that it is characterized in that respectively organizing common port that resistance R 2 in the input circuit meets diode V3 and V4, common port that resistance R 8 meets diode V5, V6, diode V4, V6 connects and constitutes bridge-type potential correction circuit, and diode V7, resistance R 3, capacitor C 2 constitute sample circuits.

4, hyperchannel real-time voice registering instrument according to claim 1 and 2 is characterized in that respectively organizing resistance R 4-R7 and [F1], [F2] amplifier formation window voltage comparator circuit in the input circuit.

5, hyperchannel real-time voice registering instrument according to claim 1, it is characterized in that integrated circuit N2 in the electronic switching circuit of [=A2] conversion switch, N4, the 15th of N6,14,10, the AK21-AK24 signal wire of 11 pin in the BUS2 bus connects with [=A4] A card recording and playing circuit, integrated circuit N3, the 15th of N5,14,10, the BK21-BK24 signal wire of 11 pin in the BUS2 bus connects with [=A3] B card recording circuit, integrated circuit N4, the 9th of N5,1,12, the DT21-DT24 signal wire of 13 pin in the BUS1 bus connects with [=A5] computer control circuit, integrated circuit N2, N3, N4, N5, the 6th of N6,5,3,4, BD0-BD3 and the BDA signal wire of 2 pin in bus B US1 connects with [=A5] computer control circuit, their the 7th pin meets the line of chip select BS1-BS5 of BUS1 bus respectively, the SP21 signal wire of the 13rd pin of integrated circuit N6 in the BUS2 bus connects with [=A6] circuit output circuit, and the SPEA signal wire of its 12 pin in the BUS2 bus connects with [=A11] language output circuit.

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