JPH08237393A - Telephone set - Google Patents

Abstract

PURPOSE: To display information on more characters, images, etc., in a larger size without widening a liquid crystal display screen. CONSTITUTION: When the TV button of an operation input part 10 is operated, a control part 11 permits a one screen data storing part 6 to store the display contents of characters, images, etc., which are displayed at a liquid crystal display part 4. A display controller 7 executes the processing of magnification/ reduction in the display contents based on the stored data, data where the processing is executed is NTSC-converted by an NTSC converting part 8 so that it is outputted to an external output terminal 9. Thus, data displayed at the liquid crystal display part 4 is displayed in a television, etc., which is connected to the external output terminal 9 by a cable or radio in a larger size.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone equipped with a display device.

[0002]

2. Description of the Related Art Conventionally, as a telephone equipped with a display device, a liquid crystal having a telephone body provided with information such as a telephone number and a call time, and preset characters and pictures such as the usage status of a handset. It was displayed on the display screen.

[0003]

However, in the above conventional device, since the liquid crystal display screen provided in the main body of the telephone is relatively small, the amount of information displayed on the liquid crystal display screen is small and the characters and characters to be displayed are small. The image becomes smaller,
Along with that, there are problems that it is difficult to see small characters and that many people cannot see the screen.

Further, in order to solve such problems,
If the liquid crystal display screen is enlarged, more information can be displayed and the characters and pictures to be displayed can be enlarged. However, as the size of the telephone body becomes larger, the liquid crystal display screen becomes larger. Accordingly, there is a problem that the cost is increased.

An object of the present invention is to provide a telephone capable of displaying a larger amount of information such as characters and pictures without enlarging the liquid crystal display screen.

[0006]

In order to achieve the above object, the invention according to claim 1 is a telephone equipped with a display means for displaying characters or images, and the contents displayed on the display means are converted into NTSC. NTSC conversion means and the NTS
An external output means for externally outputting the data converted by the C conversion means is provided.

According to a second aspect of the present invention, storage means for storing the display contents of the display means, and enlargement / reduction of characters or images displayed on the display means based on the data stored in the storage means. The display control means for performing the above is provided, and the NTSC conversion means performs the NTSC conversion of the display contents enlarged / reduced by the display control means.

According to a third aspect of the present invention, data transmitting / receiving means for transmitting / receiving data via a telephone line is provided, and the display means displays the data transmitted by the data transmitting / receiving means and the data received by the data transmitting / receiving means. It is something to display.

[0009]

Therefore, according to the first aspect of the present invention, the display contents such as characters or images displayed on the display means are NTSC converted by the NTSC conversion means, and then externally output by the external output means. By using the externally output data as the input signal of the television or the like, the display contents such as characters or images displayed on the display means can be displayed on a large screen of the television or the like.

According to the second aspect of the present invention, the display content such as characters or images displayed on the display means is stored in the storage means, and the display control means enlarges / displays the display content based on the stored data. The NTSC conversion means performs the reduction processing and displays the processed display content on the NTS conversion means.
After the C conversion, the data is externally output by the external output unit. Therefore, by using the externally output data as an input signal of the TV or the like, the display contents such as characters or images displayed on the display unit are displayed on the TV or the like. It can be displayed according to the screen.

According to the third aspect of the present invention, the data transmitted by the data transmitting / receiving means is displayed on the display means, and the data received by the data transmitting / receiving means is displayed on the display means while being displayed on the display means. Since the display contents such as characters or images are NTSC converted by the NTSC conversion means and then externally output by the external output means, the externally output data is displayed on the display means by being used as an input signal of a television or the like. The contents of the transmitted / received data can be displayed on a large screen such as a television.

[0012]

Embodiments of the present invention will now be described in detail with reference to the drawings.

FIG. 1 is a schematic functional block diagram showing the electrical construction of a telephone as an embodiment of the present invention, FIG. 2 is a perspective view showing the appearance of the telephone connected to a television, and FIG. 4 is a flowchart showing an external output operation, FIG. 4 is a flowchart showing a facsimile transmission operation in the same telephone, and FIG. 5 is a flowchart showing a facsimile reception operation in the same telephone.

In FIGS. 1 and 2, reference numeral 1 is a telephone line connected to the other party's telephone through an exchange (not shown), and 2 is control of capturing / release of the telephone line 1 and the captured telephone line 1.
A speech network that forms a communication path with the other party's telephone connected via
Is a handset for making a call with the other party's telephone using the call path formed by.

Reference numeral 4 is a liquid crystal display unit for displaying characters or images, 5 is a display data storage unit for storing data such as characters or images displayed on the liquid crystal display unit 4, and 6 is display data for one screen. One-screen data storage unit, 7 is a display controller that performs processing such as enlargement / reduction based on the display data stored in the one-screen data storage unit 6, and 8 is display data that has been subjected to enlargement / reduction processing by the display controller 7. To N
An NTSC converter 9 for TSC conversion is an external output terminal for outputting the NTSC converted data by the NTSC converting means to the outside, and is connected to the input terminal of the television as shown in FIG.

Reference numeral 10 denotes an operation input section including a ten-key pad used for inputting the telephone number of the other party and a TV display button for external output, 11 is a control section for controlling each section based on the operation of the operation input section 10, and 12 is It is a modem that modulates / demodulates code data used for facsimile transmission / reception.

In the telephone configured as described above,
The data displayed on the liquid crystal display unit 4 is output to the outside, and FIG.
The operation control when displaying on a television or the like as shown in FIG.

When the power of the telephone body is turned on, the control unit 1
1 reads out arbitrarily selected data from the display data storage unit 5, and turns on the liquid crystal display unit 4 to display characters or images based on the data read out from the display data storage unit 5 (step F1).

Then, in this display state, the user operates the TV display button on the operation input section 10 (step F).
2), the control unit 11 informs that the television output is being performed by using the liquid crystal display unit 4 or an LED (not shown) arranged separately (step F3), and the one-screen data storage unit 6
The stored contents of are cleared (step F4).

After the contents stored in the one-screen data storage unit 6 are cleared, the control unit 11 displays the data displayed on the one-screen data storage unit 6 by the liquid crystal display unit 4 on the display unit 4 or the display data. The display controller 7 is read and stored from the storage unit 5 (step F5), and the display controller 7 is controlled to perform enlargement / reduction processing based on the data stored in the one-screen data storage unit 6 to determine the size of the display data. (Step F6).

Then, the NTSC conversion unit converts the data subjected to the enlargement / reduction processing by the display controller 7 to the NTS.
By performing C conversion and outputting the NTSC converted data to the external output terminal 9 (step F7),
The content displayed on the liquid crystal display unit 4 can be largely displayed on a television connected to the external output terminal 9 by wire or wirelessly.

The content displayed on the liquid crystal display unit 4 is NT.
When the display content of the liquid crystal display unit 4 is changed by the operation of the operation input unit 10 in the state of being SC-converted and largely displayed on the television (step F8), the stored content of the one-screen data storage unit 6 is cleared. Yes (step 4)
At the same time, the data displayed by the liquid crystal display unit 4 is stored in the cleared one-screen data storage unit 6 (step F
5) and the display controller 7 is the one-screen data storage unit 6
After enlarging / reducing the size of the display data based on the data stored in step S6 (step F6), N
The TSC converter 8 performs NTSC conversion and outputs to the external output terminal 9
Output (step F7), the contents displayed on the liquid crystal display unit 4 can be greatly displayed on the television connected to the external output terminal 9 by wire or wirelessly.

The contents displayed on the liquid crystal display unit 4 are NT
When the TV display button of the operation input unit 10 is operated in the state of being SC-converted and largely displayed on the TV (step F9), the control unit 11 determines that the operation is performed to end the TV display. When the judgment is made, the notification during the television output, which has been made by using the liquid crystal display unit 4 or an LED (not shown) arranged separately, is stopped (Step F10), and the stored contents of the one-screen data storage unit 6 are cleared (Step 11). ).

Therefore, according to the above-mentioned operation control, the display contents displayed on the liquid crystal display unit 4 are largely displayed on the television connected to the main body of the telephone by wire or wirelessly by the operation of the TV display button of the operation input unit by the user. can do.

Next, the case of transmitting the contents displayed on the liquid crystal display unit 4 by facsimile will be described.

The control section 11 reads out the arbitrarily selected data from the display data storage section 5, and the character or image based on the read-out data is displayed on the liquid crystal display section 4 (step F21). F of the input section 10
When the AX transmission button is operated (step F22), the control unit 11 temporarily stores the data displayed by the liquid crystal display unit 4 in the display data storage unit 5 (step F23), and at the same time stores the temporarily stored data. The display size is determined based on the display size (step F24), and the data is subjected to signal processing.

Then, the control unit 11 performs a compression process on the data subjected to the enlargement / reduction process (step F2).
5) After that, the modem 12 modulates the signal into a facsimile transmission signal (step F26), and when the other party's telephone forming the communication path by the speech network 2 is ready for facsimile reception (step F27), the modem 12 modulates the facsimile signal. The transmission signal is sent to the telephone line 1 via the speech network 2 (step F28).

Therefore, according to the above operation control, the data displayed on the liquid crystal display unit 4 can be transmitted by facsimile, and the TV button of the operation input unit 10 can be operated to connect the main body of the telephone by wire or wirelessly. Since the data to be transmitted by facsimile can be displayed in a large size, it is possible to easily read and confirm even small characters.

Next, a case where the content received by facsimile is displayed on the liquid crystal display unit 4 will be described.

When the telephone network 1 is captured by the speech network 2 and a call path with the other party's telephone is formed, when a facsimile transmission signal is received from the other party's telephone (step F31), the control section 11
Is operating the liquid crystal display unit 4 (step F32), and if it is determined that the operation is being performed, the operation is temporarily stopped (step F33), and then the received facsimile signal is transmitted to the speech network. It is output to the modem 12 via 2 and demodulated by the modem 12 to be converted into predetermined data (step F34). Also, the control unit 1
When it is determined that 1 is not operating, the received facsimile signal is output to the modem 12 via the speech network 2 without being temporarily stopped, and demodulated by the modem 12 into predetermined data. Convert (step F34).

The data demodulated by the modem 12 is expanded in the controller 11 (step F35) and then temporarily stored in the display data memory 5 (step F36), and the liquid crystal display 4 temporarily stores the data. A character or an image based on the stored data is displayed (step F3
7).

Therefore, according to the above-mentioned operation control, the contents received by the facsimile can be displayed on the liquid crystal display unit 4, and the contents of the facsimile received displayed on the liquid crystal display unit 4 can be displayed on the TV button of the operation input unit 10. Since a large image can be displayed on the television connected to the main body of the telephone by wire or wirelessly by operation, even small characters can be easily read.

In this embodiment, the device connected to the external output terminal 9 is a television, but the device is not limited to this. For example, a video is connected to record the contents displayed on the liquid crystal display unit 4. Alternatively, it may be recorded on a RAM card.

[0034]

As described above, according to the invention described in claim 1 or claim 2, the display contents of the display screen arranged in the telephone body are NTSC converted and externally output.
Large display devices such as televisions can display large display contents on the display screen arranged in the main body of the telephone, so fine characters and pictures can be clearly displayed, and more information can be displayed. You can

According to the third aspect of the present invention, when facsimile transmission / reception is performed using the display screen arranged on the telephone body, the contents of the display screen are converted to NTSC and output to the outside so that a television or the like can be used. Since the display contents of the display screen arranged on the main body of the telephone can be displayed large on the large-sized display device, even small letters and pictures can be surely confirmed before sending by facsimile, and fine letters and pictures can also be confirmed. When such a facsimile is received, it is possible to clearly display the received fine characters and pictures, and it is possible to display more information.

[Brief description of drawings]

FIG. 1 is a schematic functional block diagram showing an electrical configuration of a telephone which is an embodiment of the present invention.

FIG. 2 is a perspective view showing an external appearance of the connection state between the telephone and the television.

FIG. 3 is a flowchart showing an external data output operation of the telephone.

FIG. 4 is a flowchart showing a facsimile transmission operation in the telephone.

FIG. 5 is a flowchart showing a facsimile reception operation of the telephone.

[Explanation of symbols]

 1 telephone line 2 speech network 3 handset 4 liquid crystal display unit 5 display data storage unit 6 1 screen data storage unit 7 display controller 8 NTSC conversion unit 9 external output terminal 10 operation input unit 11 control unit 12 modem

Claims (3)

[Claims] 1. A telephone equipped with a display means for displaying characters or images, and an NTSC conversion means for converting the display contents of the display means to NTSC, and an external output for externally outputting the data converted by the NTSC conversion means. A telephone provided with means. 2. Storage means for storing the display contents of the display means, and display control means for enlarging / reducing the characters, images, etc. displayed on the display means based on the data stored in the storage means. 2. The telephone according to claim 1, wherein the NTSC conversion means performs NTSC conversion on the display contents enlarged / reduced by the display control means. 3. A data transmitting / receiving means for transmitting / receiving data via a telephone line is provided, and the display means displays the data transmitted by the data transmitting / receiving means and the data received by the data transmitting / receiving means. Claim 1 or Claim 2
The listed phone.