KR920000206Y1 - Portable dialing apparatus - Google Patents

Abstract

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Description

Portable Dialing Device

1 is an internal circuit diagram of a typical MFC pushbutton telephone for use in describing the present invention.

2 is an external view of a portable dialing device according to the present invention.

3 is a schematic internal circuit diagram of a portable dialing device according to the present invention.

4 is a block diagram of a portable dialing device according to the present invention.

* Explanation of symbols for the main parts of the drawings

1: main body 2: tone generating circuit

3: single-axis dialing circuit portion 4: amplification circuit

5: speaker 6: number button

7: Memory button 8: Number selection button

100: telephone circuit 101: Songhwa Gap

102: handcuffs 103: switching switch

l04: Diode bridge rectifier circuit 105: Induction coil

106: coupling capacitor 107: keyboard

108: tone generator 109: bell

Dl, D2, D3: terminal of the tone generator Ll, L2: line

208: tone generator

[Industrial use]

The present invention relates to a portable dialing device for transmitting an MFC pushbutton telephone (hereinafter referred to as a pushbutton telephone) to an electronic exchange, and in particular, amplifies the tone generated by the tone generator. The present invention relates to a portable dialing device configured to call a counterpart's telephone by outputting to the speaker and applying a sound from the speaker to the telephone box of the telephone and sending the counterpart's telephone number to an electronic exchange.

[Traditional Technology and Problems]

Currently, rotary dials and push button dials are used for dialing telephones. Rotating dials have been used for a long time in switching machines for automatic changers, and the DC current supplied from the automatic exchanger to the telephone is interrupted by opening the impulse contact of the dial, and the automatic changer is informed by the number of interruptions corresponding to the number. To operate the autochanger. In order to use the rotary dial, the user had to put a finger on the hemostasis corresponding to the corresponding telephone number of the rotating plate and rotate it by the number of digits of the telephone number, and there were many inconveniences such as delay of time according to the rotating time of the rotating plate. .

On the other hand, in recent years, push button dials have been widely used. The push button dials allow a user to transmit a tone corresponding to the number button by pressing a number button corresponding to the telephone number. It is. The pushbutton dial signal receiver of the switching center identifies the transmitted tone and activates the electronic exchange, thereby calling the telephone. Accordingly, the push button dial has a simple dial operation, greatly shortens the dialing time, and has buttons other than numbers. Thus, push button dials provide new services such as speed dialing and memory dialing.

The speed dialing function and the memory dialing function are very convenient for the physically handicapped child or a child such as the blind, but when using a public phone or a phone other than the user's phone when going out, the number button corresponding to the telephone number is used. It is difficult to press while checking. In particular, in the case of the blind, it is inconvenient to carry a double trouble such as having to recognize a phone number by holding a subscripted phone number notebook.

[Purpose of designation]

Accordingly, the present invention has been made in view of the above-described circumstances, and an object thereof is to provide a portable dialing device having a speed dialing function.

[Composition of design]

In order to achieve the above object, a portable dialing device according to the present invention is a dialing device for transmitting a phone number of a counterpart by an MFC push button method, which performs a tone generating circuit unit and a short dialing function to generate a tone. A tone generator comprising a single speed dialing circuit portion, an amplification circuit for amplifying the tone output from the tone generator, a speaker for converting the signal amplified by the amplification circuit to sound, and driving the tone generating circuit portion It consists of a number button unit, a memory button for driving the speed dialing circuit unit and the number selection button, it is characterized in that to call the other party's phone by applying the sound output from the speaker to the call box of the push-button telephone It is done.

EXAMPLE

Hereinafter, with reference to the drawings will be described in detail the portable dialing device of the present invention.

2 is a view showing the appearance of a portable dialing device according to the present invention, and on the main body 1, a number button portion 6, a memory button 7 and a number selection button 8 are provided. Inside, a tone generating circuit portion driven by the number button portion 6, a short dialing circuit portion driven by the memory button 7 and the number selection button 8, an amplifying circuit and a speaker are incorporated.

Here, before describing the process of dialing the other party's telephone number using the portable dialing device configured as described above, the process of calling the other party's telephone using a conventional pushbutton telephone will be described with reference to FIG. As follows.

1 is an internal circuit diagram of a push button telephone, which is composed of a conventional telephone circuit 100. The telephone circuit 100 is in line with a handset consisting of a handset 101 and a handset 102. Bell (109) is ringed when there is a signal call through (Ll, L2), and when the handset is lifted, the switch (103) is switched and the lines (Ll, L2) and diode bridge rectifier circuit (04). Through the induction coil 105 and the coupling capacitor 106, a communication circuit to the handcuff 102 is formed so that the call can be answered. On the other hand, if you want to talk to the other hand, the switching switch 103 is switched by lifting the handset to form a call circuit, in this state by pressing the number button on the keyboard 107 corresponding to the phone number of the other party to dial The generated tones generated in the tone generation 108 are output to the lines L1 and L2 through the terminals D1 and D3. The tones generated in the tone exchanger 108 are connected to the lines L1 and L2. The electronic exchange will then call the other party's phone corresponding to the tone.

In addition, a push button telephone is employed in an electronic exchange to perform a speed dialing service. The speed dialing temporarily transmits a tone corresponding to the change number number in the tone generator 108 by one or two button operations. It is supposed to be sent out. Referring to FIGS. 3 and 4, the portable dialing device according to the present invention using the conventional push button telephone described above is as follows.

3 is a schematic internal circuit diagram of a portable dialing device according to the present invention, and FIG. 4 is a block diagram of the portable dialing device according to the present invention.

In FIG. 3, reference numeral 208 denotes a tone generator for performing tone generation and shortening dialing functions, 4 denotes an amplifying circuit for amplifying the tone generated by the tone generator 208, and 5 denotes the amplifying circuit 4. It is a speaker that converts the signal that was amplified in) into sound.

The tone generator 208 has a tone generating circuit section 2 for generating the same tone as that generated in the tone generator 108 of the general pushbutton telephone shown in FIG. 1, as shown in FIG. It consists of the dialing circuit part 3. Among them, the single speed dialing circuit section 3 is connected to a button section consisting of a number button section 6, a memory button 7 and a number selection button 8, and the tone generating circuit section 2 is an amplifying circuit 4; The medium width circuit 4 is connected to the speaker 5.

Subsequently, the operation of the portable dialing device configured as described above will be described with reference to FIGS. 1 and 4.

The number of the numeric button part 6 corresponding to the telephone number in a state in which the speaker 5 of the portable dialing device of the present invention is placed close to the telephone box 101 while holding the handset of the push button telephone as shown in FIG. When the button is pressed, the tone is generated in the tone generating circuit section 2 of the tone generator 208 every time the number button is pressed and amplified in the medium width circuit 4, and this amplified signal is transmitted through the speaker 5. It will be output as a sound.

In this way, the sound generated by the speaker 5 is input to the call box 101 of the push button telephone, and the input sound is converted into an electrical signal by the call box 101 to mediate the lines L1 and L2. Is sent to the electronic exchange. Accordingly, the telephone of the other party to be called is called by the electronic exchange.

Here, the tone generated by the tone generator 208 is compared to the original tone generated by the tone generator 208 while passing through the medium width circuit 4, the speaker 5, and the cuff 101. It is transmitted in a slightly distorted form, but this is not a problem for sensing in an electronic exchange.

Next, a short dialing function of the portable dialing device according to the present invention will be described.

first. Press the memory button (7) and one of the number button sections (6). For example, after pressing “1”, press the number buttons corresponding to the telephone number you want to speed dial, “4,2,3,8,1,5,7” in sequence and press the memory button (7). A telephone number, for example, "4238157", to be assigned is assigned to a numeric button, for example, "1" to be stored in memory. In this way, while the memory operation of the telephone number to be dialed is completed, while holding the handset of the push button telephone, bring the speaker installed side of the portable dialing device closer to the box, press the number selection button (8), and then press the number button. For example, when "1" is pressed, each tone corresponding to the telephone number stored in the number button "1", for example, "4238157", is continuously output from the tone generator 208, and the heavy circuit 4 as described above is performed. ) And the speaker 5 and the money box 101 are sent out to the electronic exchange.

On the other hand, the number of the telephone number to be dialed by the above-described method can be used as a kind of phone number notebook because up to 10, which is the number corresponding to the number buttons "1-0" of the number button unit 6, can be used. Will be.

In addition, the portable dialing device according to the present invention having a speed dialing function as described above is more convenient for a person or a child who has an inconvenient body, such as a blind person, and uses a telephone without a payphone or a speed dialing dial when going out. If you do not have to press the number button corresponding to the telephone number can be used easily.

[Effect of design]

As described above, according to the present invention, it is convenient for physically handicapped people such as children or the blind who are difficult to know the telephone number, and it is possible to provide a portable dialing device that can be used as a substitute for the telephone number for the general public. Will be.

Claims (1)

In the dialing device to transmit the phone number of the other party by the MFC push button method, the tone generator 208 consisting of a speed dialing circuit section (3) for performing a speed dialing function of the tone generating circuit section (2) for generating a tone, and An amplifying circuit 4 for amplifying the tone output from the tone generator 208, a speaker 5 for converting the signal amplified by the amplifying circuit 4 into ohms, and the tone generating circuit section 2 ) Is composed of a number button unit 6 for driving), a memory button 7 for driving the short dialing circuit unit 3, and a number selection button 8, and the sound output from the speaker 5. Portable dialing device, characterized in that the call of the other party by calling the push button telephone box.