JPH08305541A - Display controller - Google Patents

Abstract

PURPOSE: To provide a sound output of a message content simultaneously when the message is displayed on a display device. CONSTITUTION: The controller is a combination of a control unit 10, a display device 20, a switch board 30, and a voice synthesis unit 40. The control unit 10 displays display data D including prescribed character data Dm onto the display device 20 according to a command C from an external device and the voice synthesis unit 40 provides a sound output of the character data Dm through a speaker 41.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display operation device useful as a man-machine interface means in an electric control device.

[0002]

2. Description of the Related Art When operating an electric control device, a display operation device operated via a switch on a screen is sometimes used (Japanese Patent Laid-Open No. 190909/1990).

In this device, a transparent switch board is installed on the front surface of the display, and a predetermined operation signal can be generated by pressing an arbitrary switch on the screen of the display via the switch board. The switches on the screen can be arbitrarily switched by a command from the outside together with an instruction message, and various display operation functions can be realized as necessary.

[0004]

According to such a conventional technique, an operator can recognize necessary information through a message on a display and press a switch on a screen through a switch board. , At this time, you have to read the message displayed on the screen surely, confirm it, and press the switch to operate, and the method of checking the message is limited to the visual sense. There was an unavoidable problem of causing.

Therefore, in view of the problems of the prior art, an object of the present invention is to provide a voice synthesis unit for converting character data from a control unit into a voice signal so that a message is displayed on the screen of a display and It is to provide a display operation device capable of outputting the contents by voice.

[0006]

A structure of the present invention for achieving the above object is to provide a control unit for creating display data including predetermined switch data and character data in response to an external command, and a control unit. Display that displays the display data from the display, a transparent switch board that divides the display screen into a set of unit switches, and a voice synthesis unit that converts the character data from the control unit into a voice signal and outputs the voice through a speaker. The gist of the invention is that the control unit detects the operating state of each unit switch of the switch board and outputs it as an operation signal of the switch on the screen corresponding to the switch data.

The voice synthesis unit comprises a decoding unit for inputting character data from the control unit and a dictionary unit for storing voice data of words. The decoding unit refers to the voice data from the dictionary unit. However, a voice signal corresponding to the character data from the control unit can be created.

The decoding unit inputs character data from the control unit via the extraction unit, and the extraction unit extracts only specific character data from the character data from the control unit and sends it to the decoding unit. be able to.

[0009]

According to the structure of the present invention, the display can display the display data from the control unit, and the voice synthesis unit converts the character data from the control unit into a voice signal and outputs the voice signal through the speaker. Since the data can be output, the content of the character data can be displayed as a message on the screen, and at the same time, it can be output by voice and the operator can be instructed not only visually but also by hearing. However, the display data from the control unit is the switch data,
In addition to character data, lamp data, arbitrary symbol data, etc. can be included.

When the voice synthesis unit has a decoding unit and a dictionary unit, the dictionary unit stores the voice data of the word, and the decoding unit inputs the character data from the control unit to input the word data from the dictionary unit. By referring to voice data, a voice signal corresponding to character data can be created and output to a speaker. In addition, the word here means an arbitrary character string that is collectively pronounced in a series and has a certain meaning.

When the decoding unit inputs character data through the extraction unit for extracting specific character data, the voice synthesis unit outputs only the minimum necessary character data extracted through the extraction unit as voice. be able to. However, the specific character data at this time may be, for example, character data displayed in a specific message area on the display, or limited to character data whose character string length is within a specific range. Good.

[0012]

Embodiments Embodiments will be described below with reference to the drawings.

The display operating device is a control unit 1.
0, a display 20 for displaying the display data D from the control unit 10, a switch board 30,
The voice synthesizing unit 40 serves as a main component (FIG. 1).

The control unit 10 is constructed by combining a display screen creating section 11, a switch matrix section 12, a scanning section 13 and a switch detecting section 14 (FIG. 2). A command C is input to the display screen creation unit 11 from an external device such as a control target device or a control computer. The output of the display screen creation unit 11 is individually connected to the switch detection unit 14 via the switch matrix unit 12 as well as the display 20 and the voice synthesis unit 40. The output signal S1 from the switch board 30 is input to the switch detection unit 14 via the scanning unit 13, and the output of the switch detection unit 14 is guided to an external device as an operation signal S.

The display 20 is an arbitrary display device such as a CRT display, an EL display, a liquid crystal display (FIG. 1), and can display arbitrary display contents on the screen 21. The switch board 30 is a transparent pressure-sensitive actuated plate-shaped switch arranged on the front surface of the screen 21 of the display 20, and is formed of a set of a plurality of unit switches 31, 31 ... Arranged vertically and horizontally. .
Each unit switch 31 forms an independent pressure-sensitive switch, and the operating state of each unit switch 31 is independently output to the control unit 10 as an output signal S1. In addition, each unit switch 31
The frame lines 31a, 31a, ... Forming the outline of are not visible from the outside.

The voice synthesizing unit 40 comprises a decoding section 42 and a dictionary section 43 (FIG. 3). Control unit 1
The output of the display screen creating unit 11 of 0 is connected to the speaker 41 via the decoding unit 42, and the dictionary unit 43 and the decoding unit 4 are connected.
2 is bidirectionally connected. It is assumed that the decoding unit 42 has a DA converter (not shown) built therein, and the dictionary unit 43 stores voice data Dt of necessary words.

When the command C is input from the external device, the display screen creating section 11 of the control unit 10 decodes the command C, creates the display data D corresponding to the command C, and sends it to the display 20. Therefore, the display 20 displays the display data D corresponding to the command C.
The display content of can be displayed on the screen 21 (FIG. 4). Here, the display data D is, for example, character data Dm obtained by combining a fixed message in the message area M1 and a variable message in the message area M2 defined by the command C, and each switch SWj (j = 1, 2 ...), and data defining the size, and switch data Ds that is a combination of data indicating the name of each switch SWj.

A switch mark S is attached to each switch SWj.
Wa is included, and the switch mark SWa is displayed on the screen 2
It is for displaying that the display contents on 1 are based on the switch data Ds. The contents of the display data D,
That is, the display content on the screen 21 can be arbitrarily designated by the command C from the external device.

When the designated display data D includes the switch data Ds, the display screen creating section 11 outputs the switch data Ds to the switch matrix section 12.
The switch matrix unit 12 uses the data of the switch data Ds to output each switch SWj on the screen 21 of the display 20 and the unit switch 3 of the switch board 30.
It is possible to store the correspondence relationship with 1, 31, ... And specify the unit switches 31, 31, ... Corresponding to each switch SWj.

On the other hand, when the operator pushes the switch board 30, one or more of the pushed unit switches 31, 31, ... Are operated and the output signal S1 is output to the scanning unit 13 ( (Fig. 2).

The scanning unit 13 detects the output signal S1 from the switch board 30, and operates the unit switches 31, 3
1 ... can be specified. Therefore, the switch detection unit 14 uses the output of the scanning unit 13 to collate the specified positions of the unit switches 31, 31, ... With the data of the switch data Ds stored in the switch matrix unit 12, It can be output to the outside as an operation signal S of the switch SWj on the screen 21 corresponding to the operated unit switches 31, 31 ... The switch SW on the screen 21
The operation of the unit switches 31, 31, ... That do not correspond to j is ignored. Therefore, the external device can detect the operation of the specific switch SWj together with the command C output earlier by the operation signal S.
A predetermined control operation corresponding to the pressing operation of can be executed.

When the designated display data D includes the character data Dm, the display screen creating section 11 can output the character data Dm to the decoding section 42 of the voice synthesis unit 40 (FIG. 3). ).

The decoding section 42 receives the input character data Dm
To the dictionary unit 43, and the dictionary unit 43 sends the character data Dm
The word part included in is extracted and the voice data Dt of the word is extracted.
To the decoding unit 42. Therefore, the decoding unit 42 uses the word voice data Dt and the character data Dm from the dictionary unit 43.
Of the character data Dm can be synthesized by synthesizing the voice data of the portion other than the word of, and output to the speaker 41 as the voice signal St via the DA converter. That is, the speaker 41 displays the character data Dm
The voice signal St corresponding to the can be output as voice.
Therefore, the voice synthesis unit 40 receives the character data Dm from the control unit 10 via the speaker 41.
By reading aloud, the character data Dm
It is possible to make the operator recognize the contents of.

Therefore, when the command C is input from the external device, the control unit 10 displays the contents of the display data D including the switch data Ds and the character data Dm on the screen 21 of the display 20 in response to the command C. At the same time, the message displayed on the screen 21 can be output as voice through the speaker 41, and the operator can recognize the necessary information through both visual and auditory senses.

In the above description, the display screen creating section 11
Of the character data Dm included in the display data D corresponding to the command C, only a predetermined specific one may be limited to the voice synthesis unit 40 and output. For example, the display screen creating unit 11 uses the character data Dm corresponding to the message in the message area M2 on the screen 21.
Only the voice synthesis unit 40 may be output. In addition,
The display data D can include lamp data.
The lamp data is composed of data that defines the position and size of the lamp display on the screen 21, and data that shows its name. When a command C is given from an external device, the predetermined lamp display is displayed. The screen 21
It can be displayed above, or its display color can be changed, or it can be displayed blinking.

[0026]

Other Embodiments The decoding unit 42 may input the character data Dm from the control unit 10 via the extraction unit 44 (FIG. 5).

The extraction unit 44 is the control unit 10
It is possible to input the character data Dm from the character data Dm, extract only the specific character data Dma from the character data Dm, and output it to the decoding unit 42. For example, the extraction unit 44 can output only the character data Dma displayed in the message area M2 on the screen 21 among the character data Dm, and can output the sound through the decoding unit 42 and the speaker 41. However,
The extraction unit 44 may extract the specific character data Dma from the character data Dm based on the length of the character string of the character data Dm, the display coordinates on the screen 21, and the like.

The operation signal S from the switch detector 14 can be branched and input to the display screen generator 11 (FIG. 6). The display screen creation unit 11 includes a switch detection unit 14
By inputting the operation signal S from, the appropriate character data Dmb can be generated based on the operation state of the switch SWj that is pushed on the switch board 30 and output to the display 20 and the voice synthesis unit 40. .

For example, when the large switch SW1 on the switch board 30 is pressed (FIG. 7), the display screen creating section 11 inputs the operation signal S from the switch detecting section 14 to activate the switch SW1. Character data D indicating status
Generate mb and display 20 and voice synthesis unit 40
And the display 20 displays the character data Dmb in the message area M2 on the screen 21, and
The voice synthesis unit 40 can output the character data Dmb as voice through the speaker 41. At this time, the display screen creation unit 11 can change the switch data Ds to reverse the display of the pushed switch SW1, and the switch mark SW of the switch SW1 can be displayed.
The display of a is also reversed.

In each of the above-mentioned embodiments, the display screen creating section 11 uses the character data Dm to the voice synthesis unit 40 when the voice output corresponding to the character data Dm and Dmb is unnecessary.
, Dmb can be stopped, and when the display on the screen 21 corresponding to the character data Dm, Dmb is unnecessary, the output of the character data Dm, Dmb to the display 20 can be stopped. That is, the character data Dm,
It is assumed that Dmb can switch and output to one or both of the audio unit 40 and the display 20 as needed. Further, the display screen creating unit 11 repeatedly outputs the character data Dm and Dmb to the voice synthesis unit 40 while the character data Dm and Dmb display 20 are being displayed, so that the voice output from the speaker 41 is repeatedly executed. You may

[0031]

As described above, according to the present invention, by combining the control unit, the display, the switch board, and the voice synthesis unit,
The control unit displays the display data including the switch data and the character data on the display, and the voice synthesis unit can output the character data by voice through the speaker. It has an excellent effect that the contents of the message can be recognized at the same time, and the oversight of the message and the occurrence of operation error can be minimized.

[Brief description of drawings]

FIG. 1 is a block diagram of the overall configuration

[Fig. 2] System block diagram of main components (1)

[Fig. 3] Block diagram of main components (2)

[Figure 4] Screen configuration explanatory diagram

FIG. 5 is a view corresponding to FIG. 3 showing another embodiment.

FIG. 6 is a view corresponding to FIG. 2 showing another embodiment.

FIG. 7 is a view corresponding to FIG. 4 showing another embodiment.

[Explanation of symbols]

 C ... Command S ... Operation signal D ... Display data Ds ... Switch data Dm, Dma, Dmb ... Character data Dt ... Voice data St ... Voice signal SWj (j = 1, 2 ...) ... Switch 10 ... Control unit 20 ... Display 21 ... Screen 30 ... Switch board 31 ... Unit switch 40 ... Speech synthesis unit 41 ... Speaker 42 ... Decoding section 43 ... Dictionary section 44 ... Extraction section

Claims (3)

[Claims] 1. A control unit for generating display data including predetermined switch data and character data in response to a command from the outside, a display for displaying the display data from the control unit, and a unit of the screen of the display. The control unit includes a transparent switch board that divides into a set of switches, and a voice synthesis unit that converts character data from the control unit into a voice signal and outputs the voice through a speaker. The display operation device is characterized in that the operating state of each unit switch is detected and is output to the outside as an operation signal of the switch on the screen corresponding to the switch data. 2. The voice synthesis unit comprises a decoding unit for inputting character data from the control unit, and a dictionary unit for storing voice data of words. The display operation device according to claim 1, wherein a voice signal corresponding to the character data from the control unit is created by referring to the voice data. 3. The decoding unit inputs character data from the control unit via an extracting unit, and the extracting unit extracts only specific character data from the character data from the control unit to extract the character data. The display / operation device according to claim 2, wherein the display / operation device is transmitted to a decoding unit.