CN2254605Y

CN2254605Y - Sound-dialing telephone

Info

Publication number: CN2254605Y
Application number: CN 96209551
Authority: CN
Inventors: 陈康
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-05-20
Filing date: 1996-05-20
Publication date: 1997-05-21
Anticipated expiration: 2006-05-20

Abstract

The utility model relates to a voice-dialing telephone, provided with a voice recognizing circuit (1), a control circuit (8) and an ordinary telephone circuit (6), wherein, the control circuit is composed of a single chip computer (2), a voice recording and playing circuit (3), analog switches (4), (5), a transistor switch P, a radio-frequency amplifier N and push-button switches D, C, R, S-, S+. The utility model can effectively avoid the situation of wrongly dialed telephone numbers caused by voice recognition errors.

Description

Voice dial telephone set

The utility model relates to a kind of voice dial telephone set, and this machine can avoid sending wrong number with checking the typing simultaneously of sound and speech recognition features.

Chinese patent ZL92226812.6 disclosed " voice-operated telephone automatic dialing unit " has proposed a kind of phonetic dial device of being made up of speech recognition circuit, decoding circuit and electronic switching circuit, because this technical scheme is not checked means, when mistake appears in speech recognition, the telephone number of mistake can be transferred to and go.

The purpose of this utility model is to propose a kind of voice dial telephone set, and this machine can will be checked the typing simultaneously of sound and speech recognition features, and when speech recognition finished, the user can understand the correctness of speech recognition rapidly by checking sound, avoids wrong number is transferred to.

The purpose of this utility model is achieved in that a kind of voice dial telephone set, speech recognition circuit is arranged, control circuit, the plain old telephone machine circuit, described control circuit is by single-chip microcomputer, audio record circuit, analog switch, transistor switch P, penetrate with amplifier N and key switch D, C, R, S-, S+ forms, the P1 mouth of single-chip microcomputer links to each other according to line with the four figures of speech recognition circuit, and link to each other with five bit address lines of audio record circuit, the C of analog switch, B, A, INH end and key switch D, C, R, S-, S+ is connected on the P1 mouth mutually, the P3 mouth of single-chip microcomputer links to each other with three control lines of inverter, the output of inverter links to each other with speech recognition circuit, two lines of the P3 mouth of single-chip microcomputer and audio record circuit /PLAY, / REC links to each other, a line of the P3 mouth of single-chip microcomputer through capacitor C 5 and telephone set network /the MUTE end links to each other, the output of analog switch links to each other with the keyboard matrix line of telephone set network respectively, and the output of penetrating with amplifier N links to each other with the earphone end PHO of telephone set network.Audio record circuit in the utility model is an addressable audio record circuit, during user's recorded speech recognition feature, can be with in the user's voice typing units corresponding, when the user makes a phone call, microphone is called out callee's name, single-chip microcomputer provides the audio record circuit required address according to recognition result, and the control playback, then, system delay a period of time, (giving the time of a judgement of user) is digital to the analog switch data terminal by single-chip microcomputer output at last, by its 2 points of connecting the corresponding keyboard matrix of telephone set dial-up circuit, puts through telephone number, if it is not right that sound is checked in user's judgement, but on-hook restarts, and so just can avoid the dial-out of wrong number.

The utility model advantage compared with the prior art is, can avoid effectively owing to speech recognition errors causes the situation of misdialing.The employing voice are checked, typing is simple, output is understood, the user is swift with judgement, improved the practicality of phonetic dialing, on the other hand, the user can check the method for sound with inquiry, understand the content of the voice that deposited in, (such as the unclear name that has deposited in of memory) word speed, intonation etc., helpful to improving phonetic recognization rate.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1, electrical schematic diagram of the present utility model

The electrical schematic diagram of Fig. 2, embodiment 2

Referring to accompanying drawing, voice dial telephone set of the present utility model, speech recognition circuit 1 is arranged, control circuit 8, plain old telephone machine circuit 6, its control circuit is by single-chip microcomputer 2, audio record circuit 3, analog switch 4,5, transistor switch P, penetrate with amplifier N and key switch D, C, R, S-, S+ forms, P1.7～the P1.4 of single-chip microcomputer (model is AT89C1051) links to each other with the K4～K1 of speech recognition circuit (model is HM2007) successively, the required order data of this circuit and state and the recognition result of reading this circuit are provided, P1.7～P1.3 links to each other with the A7～A3 of audio record circuit (model is ISD1420) successively, its recording playback address is provided, P1.7～P1.2 successively with the C of analog switch (model is 4051), B, A links to each other, dial data is provided, P1.6～P1.3 successively with key switch D, C, R, S-, link to each other, P1.0 links to each other with key switch S+ end and capacitor C 2 one ends, the C2 other end links to each other with the LINE end of speech recognition circuit, the WAIT end links to each other with P1.2, control this circuit and enter or withdraw from speech recognition or recording state, P1.0 is the in-phase input end of internal comparator, when this end signal level is lower than the level of P1.1, internal comparator upset (output low level), during recording, single-chip microcomputer detects internal comparator output, start the audio record circuit recording, sound and the phonetic feature typing same period are checked in assurance, single-chip microcomputer is by detecting the signal that P1.0 is the LINE end of speech recognition circuit, get final product the recording zero-time of simultaneous voice playback circuitry and speech recognition circuit, thereby check sound under the record simultaneously, P1.1 links to each other with the INH end of analog switch, the P3.0 of single-chip microcomputer, P3.1, P3.4 respectively with the A4 of inverter 7 (model 4069), A3, A2 links to each other, the output Y2 of inverter, Y3, Y4 successively with the S3 of speech recognition circuit, S2, S1 links to each other, single-chip microcomputer provides control command by inverter to it like this, P3.5, P3.7 respectively with audio record circuit /PLAY, / REC links to each other, provide and check sound recording playback control level, cooperate typing or broadcast to check sound with 3 address wire, the P3.3 of single-chip microcomputer through capacitor C 5 and telephone set network /the MUTE end links to each other, this end provides the interrupt signal of single-chip microcomputer, have no progeny in the response, speech recognition circuit and single-chip microcomputer enter power-down state, the P3.2 of single-chip microcomputer links to each other through the base stage of resistance R 8 with transistor P, and the collector electrode of P links to each other with the VDD of speech recognition circuit, controls powering on and power down of speech recognition circuit, but the SRAM power end in the speech recognition circuit still is connected with VCC and not controlled by it, after guaranteeing the VDD power down, the phonetic feature model of storage is not lost, the A1 end of the HS termination inverter of telephone set network, the Y1 end of inverter links to each other with the REST end of single-chip microcomputer by C3, be phone one off-hook HS output low level, anti-phase through inverter, C3, the R3 differential, triggering 2 resets, make it enter operating state, the output X1～X6 of analog switch 4 links to each other with the capable ROW1～ROW6 of the keyboard matrix of telephone set network successively, and the output X0～X7 of analog switch 5 links to each other with the row COL1～COL8 of the keyboard matrix of telephone set network successively, recognition result converts corresponding number to by single-chip microcomputer and adds to 4,5 C, B, the A end, the keyboard matrix of control telephone set network is transferred to telephone number corresponding and is gone, and microphone M passes through R1 respectively, C1, R4, C4 links to each other with the microphone input MIC of speech recognition circuit and audio record circuit, also links to each other with telephone set MIC simultaneously, recorded audio signals and conversation signal are provided, the speech output end of audio record circuit links to each other with penetrating with amplifier N input through R5, and the output of penetrating with amplifier N links to each other with the PHO end of telephone set network, so just will check sound and be added on the phone receiver H.Button S+ one end ground connection, the other end links to each other with the P1.0 of single-chip microcomputer, behind the off-hook, press S+, telephone set will show the telephone number that deposits in one by one, and from receiver, play corresponding name, and the end ground connection of button S-, the other end links to each other with the P1.3 of single-chip microcomputer, press the S-key behind the off-hook, telephone set will oppositely show the telephone number that deposits in one by one, and play corresponding name and select button R one end ground connection for the user from receiver, the other end with P1.4 link to each other, can record by this key, button C one end ground connection, the other end with P1.5 link to each other, can eliminate the voice of having recorded by this key, button D one end ground connection, the other end with P1.6 link to each other, numbers displayed on the screen can be transferred to by this key and go.The model that adopts referring to the audio record circuit among Fig. 2 another embodiment of the present utility model is an ISD2500 series, adopt the quantity that voice can be checked sound behind this circuit to be increased to 40 or more, to should circuit, the P1.7～P1.2 of single-chip microcomputer P1 mouth links to each other with the A7～A2 of audio record circuit six bit address lines.P3.3 links to each other with 3 low power consumption control end PD, P3.5 and 3 record/put control end P/R to link to each other, and P3.7 selects control end CE to link to each other with 3 sheet.Single-chip microcomputer is by finishing the record of checking sound, putting to the control of these three ends.

Claims

1, a kind of voice dial telephone set, speech recognition circuit (1) is arranged, control circuit (8), plain old telephone machine circuit (6), it is characterized in that, control circuit is by single-chip microcomputer (2), audio record circuit (3), analog switch (4), (5), transistor switch P, penetrate with amplifier N and key switch D, C, R, S-, S+ forms, the P1 mouth of single-chip microcomputer links to each other according to line with the four figures of speech recognition circuit, and link to each other with five bit address lines of audio record circuit, the C of analog switch, B, A, INH end and key switch D, C, R, S-, S+ is connected on the P1 mouth mutually, the P3 mouth of single-chip microcomputer links to each other with three control lines of inverter (7), the output of inverter links to each other with speech recognition circuit, two lines of the P3 mouth of single-chip microcomputer and audio record circuit /PLAY, / REC links to each other, a line of the P3 mouth of single-chip microcomputer through capacitor C 5 and telephone set network /the MUTE end links to each other, analog switch (4), (5) output links to each other with the keyboard matrix line of telephone set network respectively, and the output of penetrating with amplifier N links to each other with the earphone end PHO of telephone set network.

2, voice dial telephone set according to claim 1, it is characterized in that, P1.7～the P1.4 of single-chip microcomputer links to each other with the K4～K1 of speech recognition circuit successively, P1.7～P1.3 links to each other with the A7～A3 of audio record circuit successively, P1.7～P1.2 successively with the C of analog switch, B, A links to each other, P1.6～P1.3 successively with key switch D, C, R, S-links to each other, P1.1 links to each other with the INH end of analog switch, P1.0 links to each other with key switch S+ end and capacitor C 2 ends, the other end of C2 links to each other with the LINE of speech recognition circuit end, the P3.0 of single-chip microcomputer, P3.1, P3.4 respectively with the A4 of inverter (7), A3, A2 links to each other, the output Y2 of inverter, Y3, Y4 successively with the S3 of speech recognition circuit, S2, S1 links to each other, P3.5, P3.7 respectively with audio record circuit /PLAY, / REC links to each other, the P3.3 of single-chip microcomputer through capacitor C 5 and telephone set network /the MUTE end links to each other, P3.2 links to each other through the base stage of resistance R 8 with transistor P, the A1 end of the HS termination inverter of telephone set network, the Y1 end of inverter links to each other with the REST end of single-chip microcomputer by C3, output X1～the X6 of electronic switch 4 links to each other with the capable ROW1～ROW6 of the keyboard matrix of telephone set network successively, output X0～the X7 of analog switch 5 links to each other with the row COL1～COL8 of the keyboard matrix of telephone set network successively, the output of penetrating with amplifier N links to each other with the PHO end of telephone set network, the MIC end of telephone set network passes through R1, C1, R4, C4 links to each other electronic switch (4) with the MIC end of speech recognition circuit and audio record circuit respectively, (5) X end links to each other.

3, voice dial telephone set according to claim 2 is characterized in that, the P1 mouth of single-chip microcomputer links to each other according to line with the four figures of speech recognition circuit, and links to each other with six bit address lines of audio record circuit.P3.3 links to each other with 3 low power consumption control end PD, P3.5 and 3 record/put control end P/R to link to each other, and P3.7 selects control end CE to link to each other with 3 sheet.Single-chip microcomputer is by finishing the record of checking sound, putting to the control of these three ends.