JPH0787172A - Voice dialer - Google Patents

Abstract

PURPOSE:To shorten the wait time by performing the recognition result confirming operation in a voice processing part to a user and the dial preparing operation, where read of a telephone number corresponding to the recognition result, discrimination of a line to be used, or the like is performed, in parallel. CONSTITUTION:A telephone book file 11 is accessed with an extracted feature as the key to read in a registered voice 12, feature data 13, a telephone number 14, etc., judged to be proper, and the inputted voice is confirmed by collation with data 13 in a collation and discrimination part 9. The message to report the registered voice 12 to a user who is set in a fixed message 16 is synthesized. The synthesized message is reported to the user through a speaker. When the user answers with confirmation voice 'yes', a recognition part 10 confirms the voice of 'yes'. When the user is confirmed, the connecting operation to an assigned line is performed. If he answers to the recognition result with 'no', the assigned line is cancelled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a voice dial device having a voice dial function in which a user dials a destination name or the like by voice.

[0002]

2. Description of the Related Art In recent years, a voice dial device has been used in which a user gives a voice indication of a name of a destination and automatically dials a telephone number or the like registered in advance based on the voice.

A conventional voice dial device will be described below. Conventionally, in a voice dial device, a voice processing unit recognizes the name of a destination to which a user uttered, selects a destination candidate, and then exchanges something with the user to recognize it. After confirming that the result is correct, and after this confirmation operation is completed, for the first time, read the registered telephone number corresponding to the name etc. of the callee, analyze the contents, and check the line etc. to be used. The judgment was made and the actual connection processing was performed in the interface section.

[0004]

However, in the above-mentioned conventional configuration, after the confirmation operation of the recognition result of the name of the callee in the voice processing unit is correct, the registration is performed corresponding to the name of the callee. There is a problem that there is a long waiting time from the completion of the confirmation operation to the actual connection in order to perform the operation by reading the existing telephone number and determining the line to be used.

The present invention solves the above-mentioned problems of the prior art by shortening the processing time from the user's voice instructing the name of the destination to the actual dialing, and the waiting time until the call. It is an object of the present invention to provide a voice dial device which has a short length and is improved in operability.

[0006]

In order to achieve this object, a voice dial device of the present invention is provided with a voice input section for a user to input a destination by voice, and a telephone directory file for pre-registering the destination and the like. A recognition unit for recognizing the destination by the voice, a composition unit for composing a message based on the recognition result, a message output unit for outputting the message, and an interface unit for dial connection to the destination. A voice dial device including a control unit that controls each unit, wherein the control unit recognizes the destination and confirms the recognition content with the user; It has a configuration including parallel processing means for performing processing in parallel with a dial preparation operation for performing a dial connection based on a telephone number or the like.

Here, the parallel processing means for the confirmation operation for the user at the call destination and the dial preparation operation is performed by utilizing the idle time of the processing operation of the central processing unit for controlling the voice dial device. In particular, the confirmation operation with the user is performed interactively, so interrupts are used, and this confirmation operation is performed in parallel with the dial preparation operation for reading the telephone number and determining the line to be used. Can be processed. In addition to normal telephone numbers, some of the telephone numbers registered at the call destination include function codes and abbreviated numbers that are unique to the voice dialing device, or, for example, pause that considers the affinity with the device of the other party to connect. A dummy code for is also included. As a result, the connection time can be shortened and reliable dial connection can be performed.

[0008]

With this configuration, the operation of confirming the recognition result in the voice processing unit to the user and the dial preparation operation of reading the telephone number corresponding to the recognition result and determining the line to be used are performed in parallel. Since the parallel processing means for performing the processing is included, it is possible to shorten the time from the completion of the confirmation operation for the user to the actual dialing.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 is a circuit block diagram of a voice dial device in one embodiment of the present invention, FIG. 2 is a functional block diagram of the voice dial device in one embodiment of the present invention, and FIG. 3 is a block diagram of the voice processing unit of FIG. It is a functional block diagram which shows the detail. 1 is a microphone for inputting the name and name of the destination spoken by the user, 2 is a read-only memory (hereinafter abbreviated as ROM) in which fixed messages and programs are stored, 3 is a work area for recognition work Random access memory (hereinafter abbreviated as RAM) used for
Reference numeral 4 is a central processing unit (hereinafter abbreviated as CPU) that controls the operation of the entire voice dialing device, and 5 is a telephone number corresponding to the voice of the name of the other party registered by the user in advance and characteristic data and the name of the other party. A file device 6 is composed of a set of groups, and the like, and a speaker 6 outputs a confirmation message or the like to the user or the like. In FIG. 2 and FIG. 3, 7 is a voice input unit including a microphone for inputting a voice such as the name of the call destination uttered by the user, and 8 is the name of the call destination input from the voice input unit 7. A feature extraction unit that extracts the feature data from the voice, a collation determination unit 9 that performs the collation determination of the feature data extracted by the feature extraction unit 8 and the feature data 13 registered in advance, and 10 is the feature extraction unit 8 And collation determination unit 9
A recognition unit 11 for recognizing the name of the destination, etc., and 11 is a registered voice 12 in which voice signals such as the name of the destination uttered by the user are converted into data, feature data 13, and a telephone number of the destination input by a key. A telephone directory file in which 14 and the like are registered in advance, 15 is a synthesizing unit including a message synthesizing unit 17 and the like for embedding the name of the destination recognized by the recognizing unit 10 in the fixed message 16 and notifying the user, Reference numeral 18 is a message output unit for notifying the user of the message synthesized by the synthesis unit 15, 19 is an interface unit for connecting and accommodating lines corresponding to various services such as extension lines and office lines, and 20 is an operation of the entire voice dialing device Is a control unit for controlling.

Here, the message output unit 18 may be a speaker and / or a display device or the like. Displaying on the display device can be performed by keying in the name of the callee in the telephone directory file 11 and registering the code data. Further, the telephone number 14 may be a normal telephone number, or a function code or abbreviated number peculiar to the voice dial device, or a dummy code for pause, for example, in consideration of affinity with the device to be connected. .

The operation of the voice dial device configured as described above will be described below. FIG. 4 is a diagram showing an operation sequence of the voice dial device in the embodiment of the present invention. First, the user speaks the name of the destination, for example, "Tanaka", into the microphone 1 of the voice dial device, and gives a dial instruction. From the voice signal of "Tanaka" uttered by the user, the feature of "Tanaka" is extracted by the feature extraction unit 8 of the recognition unit 10 via the voice input unit 7 (S1). Next, the telephone directory file 11 is accessed by using the extracted feature as a key, the registered voice 12, the feature data 13, the telephone number 14, etc. which are considered to be relevant are read, and the collation judging unit 9 collates with the feature data 13. It is recognized that the input voice is "tanaka" (S2). Next, the dial preparation operation (S3, S4, S5) and the confirmation operation for the user (S6, S7, S8) are performed in parallel. First, the dial preparation operation will be described. The telephone number 14 corresponding to "Tanaka" recognized in S2 is fetched (S3). Next, the fetched telephone number 14 is analyzed, and it is determined whether the connection destination is an extension, an outside line, or a connection to various services such as telephone transfer (S4). Next, after allocating an appropriate line of the interface unit 19 based on this judgment (S5), the confirmation operation from the user is waited for. Next, a user confirmation operation will be described. The registration voice 12 corresponding to the caller's "tanaka" recognized in S2 is embedded in the fixed message 16 to synthesize a message "Tanaka"? To notify the user (S6). Next, the synthesized message is notified to the user via the speaker 6 of the message output unit 18 (S7). "Yes" from the user
When the confirmation voice is returned, the recognition unit 10 recognizes that the voice is "Yes" in the same manner as in S1 and S2, and confirms that "Tanaka" is correct (S8). Here, the characteristic data for the confirmation voice “Yes” or “No” is held independently of the telephone directory file 11. Next, when the user's confirmation is obtained, a connection operation with the line assigned in S5 is performed (S9). If "No" is returned to the recognition result in S8, the line assigned in S5 is canceled.

As described above, according to the present embodiment, it is assumed that the recognition result in the voice processing unit regarding the name of the destination uttered by the user is correct, and dialing is performed in parallel with the confirmation operation from the user. By proceeding with the preparation operation, it is possible to shorten the processing time from the completion of the confirmation operation by the user to the line connection.

[0013]

As described above, according to the present invention, the waiting time from the completion of the confirmation operation until the actual communication becomes possible is shortened by performing the confirmation operation for the user and the dial preparation operation in parallel. Thus, it is possible to realize a voice dial device having excellent operability.

[Brief description of drawings]

FIG. 1 is a circuit block diagram of a voice dial device according to an embodiment of the present invention.

FIG. 2 is a functional block diagram of a voice dial device according to an embodiment of the present invention.

FIG. 3 is a functional block diagram showing details of a voice processing unit in FIG.

FIG. 4 is a diagram showing an operation sequence of the voice dial device in the embodiment of the present invention.

[Explanation of symbols]

 1 Microphone 2 Read only memory (ROM) 3 Random access memory (RAM) 4 Central processing unit (CPU) 5 File device 6 Speaker 7 Voice input part 8 Feature extraction part 9 Matching judgment part 10 Recognition part 11 Phonebook file 12 Registration Voice 13 Characteristic data 14 Telephone number 15 Synthesis section 16 Fixed message 17 Message synthesis section 18 Message output section 19 Interface section 20 Control section

Claims (1)

[Claims] 1. A voice input unit in which a user inputs a destination by voice, and a phonebook file in which the destination and the like are registered in advance.
A recognition unit that recognizes the destination by the voice, a combining unit that combines a message based on the recognition result, a message output unit that outputs the message, an interface unit that performs dial connection to the destination, A voice dial device having a control unit for controlling each unit,
Confirmation operation in which the control unit recognizes the destination and confirms the recognition contents with the user, and dial preparation for dial connection based on a telephone number registered corresponding to the destination. A voice dial device comprising parallel processing means for performing processing in parallel with operation.