KR19990001680A - Cordless telephone device that is provided in the form of main body and handset separated like wired telephone - Google Patents

Abstract

The present invention is a cordless telephone provided with a main body and a receiver separated by a line, such as a landline telephone. The present handset cordless telephone is convenient to carry and talk with, but it has characteristics that are not suitable for human conscious living. The focus of the solution is to provide the advantages of large dials, high capacity batteries, and arbitrarily fixed phone installation locations that are difficult to provide with handsets in the way of providing cordless telephones in the form of conventional landline telephones. It is also suitable as a cordless phone, and provides a speakerphone function that is not spherical in the current handset type cordless phone, and installs a separate telephone socket to connect with a modem.

As described above, the cordless telephone, which is provided in the form of a main body and a receiver separated by a wire like a landline telephone, is convenient to carry and talk while the current handset cordless telephone is portable, but it is not suitable for human conscious living. The focus of the solution is to provide the advantages of large dials, high capacity batteries, and arbitrarily fixed phone installation locations that are difficult to provide with handsets in the way of providing cordless telephones in the form of conventional landline telephones. It is also suitable as a cordless phone, and provides a speakerphone function not implemented in the current handset type cordless phone, and installs a separate telephone socket to connect with a modem.

Through this, it is possible to achieve the desired purpose as well as to provide a convenient use of the telephone. The provision of a handset-type cordless telephone in the form of a corded telephone with a coil cord eliminates the inconvenience of placing it in the reception set of the office and home. The dial keyboards can be made larger, making it easier for older people to use, and various types of product designs are possible, which contributes to a more convenient communication culture. In addition, this wireless telephone and computer modem can be connected by cable. It is possible to provide a wireless telephone capable of computer communication regardless of the computer installation place.

Description

Cordless telephone device that is provided in the form of main body and handset separated like wired telephone

1 is a block diagram schematically showing the configuration of a radiotelephone apparatus in which a main body and a receiver are provided in a separate form, such as a landline telephone of the present invention.

2 is a circuit diagram of a radiotelephone apparatus in which the main body and the receiver are provided in a separated form, such as the landline telephone of the present invention.

Explanation of symbols on the main parts of the drawings

1: Phone line 2: Tip

3: ring 4: transmission and reception relay device

5: Antenna 6: External Device Connection Socket

7: hydration device 8: speaker

9: microphone 10: detection switch

11 power supply socket 12 main body

13 coil cord 14 DC power supply

15: antenna 16: socket for external device

17: Phone Dial 18: Speakerphone Dial

19: hook switch 20: central control unit

21: buzzer 22: detection switch

23: non-contact switch 24: vertical / horizontal sensor

25 speaker 26 microphone

27: speakerphone speaker and microphone 28: signal conversion device

29: audio output 30: audio input

31: DC power supply 32: power supply device

33: charge and discharge control circuit 34: rechargeable battery

35: external power supply socket 36: signal input and output device

37: control circuit 38: telephone line

39: signal converter 40: audio output

41: audio input 42: transmission circuit

43: receiving circuit 44: antenna

45 solar panel

[Field of Invention]

The present invention relates to a wireless telephone that can maximize the convenience of use by configuring the handset-type wireless telephone to separate the receiver and the main body like a current wired telephone by a coil cord, and can use a wired telephone as a wireless telephone. Applicant has been filed by the inventor (patent application 97-23515), but it is mainly proposed for home use, and the present invention is intended to improve the technology for the parts to extend it mainly for office use.

In other words, it can be provided more conveniently by installing a socket for connecting a modem with another phone. The handset type cordless phone is provided in the form of a wired phone with a coil cord. It can be used to solve the inconvenience of location selection when connecting with the telephone line of computer or communication terminal in office and home, to provide the form of wireless telephone suitable for office environment, and to increase the dial keyboard. The present invention has been made in that it is easy to use them and can be designed in various forms.

[Background of invention]

With the development of technology, the widespread use of wireless telephones has contributed to the convenience of life. At present, a product that can be used by connecting multiple handsets to one main body has been developed to maximize convenience for the whole family. However, cordless telephones are increasingly smaller and lighter by integrating all functions into handsets, and are inappropriate for placing on reception sets in offices or homes. Due to the dissemination of communication devices such as computers, there is an inconvenience of having to install only a telephone line. However, a wireless modem is applied, but there is a limitation in application because it is used only as a modem.

In addition, in order to use the existing handset type cordless telephone in the office, the position must be fixed to some extent unlike the home, the cordless telephone type filed by the present inventor can satisfy this point, and to connect with a modem By installing the telephone socket, the computer can be installed at any place in the home regardless of the telephone line and connected to the wireless telephone of the present invention to communicate with the computer. In the case of the office, it is particularly advantageous in connection with a laptop computer. To provide.

A wireless telephone (patent application No. 97-23515) similar to a landline telephone previously filed by the inventor has been invented to satisfy this point, but is partially complemented to be suitable for the case of using multiple lines such as an office and a key phone system. In order to support computer communication wirelessly, the present invention needs to be improved by installing a signal processing part and a connection socket.

[Purpose of invention]

The object of the present invention is that, despite the convenient advantages of using a conventional handset type wireless telephone, it is difficult to install by position and wiring due to the power supply line and telephone line when the main body of the telephone is placed on the reception set, and the handset is placed on the reception set. There is a problem that it is not suitable for the stability and function, and the telephone line and the modem must be connected in order to communicate with a widely used computer. There are many difficulties in providing a wireless telephone having the same function as a wireless modem by implementing the wireless telephone of the present invention.

In addition, there are many cases where you answer or make a call while working in an office. In this case, it is very convenient to use a speakerphone. However, such a speakerphone function is not provided in a wireless phone of the present handset type. It is an object of the present invention to provide a more convenient telephone culture by providing a function of a wireless telephone and the ability to apply it to a key phone system and an in-house exchange system.

As the society ages, the aging population is increasing. Most of the aging population have found the handset type wireless warfare due to memory loss and decreased vision, and have found it because they do not remember where they left it. In order to solve this problem, the portability of the wireless telephone is somewhat sacrificed by configuring the wire telephone as in the present invention, but it is easy to apply it to the office wireless telephone by solving the above-mentioned problem by designating a large number of reserved positions. It is possible to determine the dial size so that the visibility is good, and since the main body is large, it is possible to apply a high capacity battery so that it can be used even if it is not frequently charged.

[Summary of invention]

The present invention relates to a cordless telephone having a main body and a handset connected to a cord by a cord like a wired telephone. A main body comprising a wireless transmission / reception circuit, a telephone controller and a ringtone processing circuit is installed on a telephone line. It is configured in such a way that it can be connected to a key phone and a terminal box, and detects a radio transceiver, a control circuit, and a receiver so that a corresponding cordless telephone can be provided in a form separated from a coil cord by a receiver and a main body like a current wireline telephone. It consists of a telephone socket, speakerphone circuit and battery, coil cord and speaker, and a microphone installed to connect with a modem, and is used to move and use like a current handset wireless telephone and to receive a telephone call while working. Detailed description with reference to the drawings as follows The.

Detailed description of the invention

The present invention is a cordless telephone provided with a main body and a receiver separated by a line, such as a landline telephone. The present handset cordless telephone is convenient to carry and talk with, but it has characteristics that are not suitable for human conscious living. The focus of the solution is to provide the advantages of large dials, high capacity batteries, and arbitrarily fixed phone installation locations that are difficult to provide with handsets in the way of providing cordless telephones in the form of conventional landline telephones. It is also suitable as a cordless phone, and provides a speakerphone function not implemented in the current handset type cordless phone, and installs a separate telephone socket to connect with a modem.

Transceiver circuits of radiotelephones are largely divided into analog and digital methods, and each channel is selectively configured to select the cleanest channel under the control of the central controller, and the frequency band is changed from 40MHz to 900MHz recently. Some of them are using the giga-band, and the technology that connects outgoing wireless phone concept with outgoing-only phone and various mobile phones is introduced, and it is difficult to predict the future phone image.

The circuits related to wireless transmission / reception are one-chip due to the development of semiconductor technology. When the existing complicated transmission / reception circuits connect a small number of accessory parts around one chip, the signal is processed and the circuit technology related to transmission / reception is well known. It is thought that technology will be developed to create new functions and technologies by using these devices. On the basis of this, the spread of home wireless telephones has become popular, but limited to functional limitations for office use. You need a cordless phone that can conveniently connect your modem to the phone line.

As the wireless telephone is a product of human need for more convenience, the telephone related technology will be advanced in the direction of solving the current problems functionally and technically, and the present invention is also a technology proposed in response to such an advance. The present invention will be described in detail with reference to the drawings.

A schematic configuration diagram of a radiotelephone in which the main body is provided in a form in which the receiver is separated by a line like the wired telephone according to the present invention is shown in FIG. The transceiver 4, which connects to the telephone line 1 of the key box and the terminal box, which is composed of the tip 2 and the ring 3, has a wireless transceiver circuit and a control circuit, so that the signal received through the antenna 5 According to the role of connecting the call and the voice transmission, and in the case of the office keyphone and the premises telephone system is configured to be installed in parallel for each telephone line, the corresponding wireless telephone device is the main body 12 with various input devices installed The receiving device 7 which is placed on and off is connected to each other through the coil cord 13, and the sensing device 7 is provided with a speaker 8 and a microphone 9 and is placed on the main body 12. A power socket 11 is installed to be processed by the power supply 10 and supplied by the DC power supply 14, and a telephone socket 6 for connecting to a computer modem is installed separately.

Unlike current handset cordless phones, the phone dial has a speakerphone selection switch that can be used to make a call to the speakerphone when needed. A sensing switch is installed to lift the handset 7 so that the telephone device can operate at all times. In addition, by applying a high-capacity battery, it is possible to use it without a separate power supply device for a long time, and can be charged with the solar panel 45 if necessary.

The ringer can be configured so that both the transceiver 4 and the cordless phone body 12 can make a sound, or can be configured so that only one side of the phone can be sounded separately. In the radiotelephone phone 12, there is a method of configuring the phone to be operated by lifting the handset 7 or pressing the speakerphone switch. For the home, the radio phone 12 is configured to emit a ringing tone. It is advantageous because it can eliminate the current consumption, because a large number is used in the office, it should be made to ring in the radio telephone body (12).

2 is a circuit diagram illustrating the present invention in detail. The wireless telephone main body 12 transmits and receives an audio signal through the transceiver 16 through the antenna 15. The audio output 29 has a sensing switch 22. Or a speaker 25 or an external speaker 27 through the signal switching device 28 switched by the speakerphone selection dial 18 input, and the microphone 26 or the external microphone 27 input is connected to the signal switching device 28. ), And transmits the signal through the transceiver 16 through the audio input circuit 30, and the central controller 20 detects the telephone dial 17 and the speakerphone dial 18 to transmit the dial tone. And an input of a sensing switch 22 for performing control and detecting a handset connected by a cord. The sensing switch may include a hook switch 19, a non-contact switch 23, and a vertical / horizontal sensor. have. In order to supply power to the radiotelephone body 12, the rechargeable battery 35 is charged through the external power supply socket 35, and is configured to supply power 31 through the charge / discharge control circuit 33. The socket 36 for connecting an external device with a telephone line is provided through a signal switching device 28 made of a signal conversion element, such as a transformer for superimposing audio input / output signals so as to be connected to a computer modem and converting them into one line. Configure the telephone line of the terminal box to connect with the computer modem wirelessly.

Transceiver 4, which is connected to telephone line 38 and performs a signal transmission and call connection function with main body 12, changes the tip and ring signals of the key phone and the terminal box, and the changed signals are audio output circuits 40, respectively. And the signal received through the antenna 44 is transmitted to the other party through the audio input circuit 41 through the receiving circuit 43, and controls these circuits to fit the function. The control circuit 37 is configured to instruct to connect and operate the call.

When the transceiver is attached to each output line of the key phone system widely used in the office, it is possible to configure a wireless key phone system without having to wire one by one even in the office. Due to the characteristics of the office, the transceiver can be provided by a wireless telephone of the present invention. Even if the layout is different, the phone can be configured to move with you, which can solve the problem of using the phone.

As described above, the cordless telephone, which is provided in the form of a main body and a receiver separated by a wire like a landline telephone, is convenient to carry and talk while the current handset cordless telephone is portable, but it is not suitable for human conscious living. The focus of the solution is to provide the advantages of large dials, high capacity batteries, and arbitrarily fixed phone installation locations that are difficult to provide with handsets in the way of providing cordless telephones in the form of conventional landline telephones. It is also suitable as a cordless phone, and provides a speakerphone function not implemented in the current handset type cordless phone, and installs a separate telephone socket to connect with a modem.

Through this, it is possible to achieve the desired purpose as well as to provide a convenient use of the telephone. The provision of a handset-type cordless telephone in the form of a corded telephone with a coil cord eliminates the inconvenience of placing it in the reception set of the office and home. The dial keyboards can be made larger, making it easier for older people to use, and various types of product designs are possible, which contributes to a more convenient communication culture. In addition, this wireless telephone and computer modem can be connected by cable. It is possible to provide a wireless telephone capable of computer communication regardless of the computer installation place.

Although the present invention has been described in detail only with respect to the described embodiments, modifications and variations that are within the spirit and scope of the invention are apparent to those skilled in the art to which the invention pertains and such variations or modifications are limited by the appended claims. You must lose.

Claims (10)

In a radiotelephone, a transceiver (4) which connects to a telephone line (1) of a key box and a terminal box composed of a tip (2) and a ring (3) has a radio transmission / reception circuit and a control circuit, so that the antenna (5) It connects a call according to the incoming signal and transmits voice, and in the case of the office keyphone and the premises telephone system, it is configured to be installed in parallel for each telephone line, and the corresponding wireless telephone device is equipped with various input devices. The main body 12 and the mounting earpiece 7 are connected to each other via a cord 13, and the earpiece 7 is provided with a speaker 8 and a microphone 9, and is placed on the main body 12. When present, it is processed by the sensing switch 10, and the power socket 11 is installed to supply power by the DC power supply 14, and the telephone socket 6 for connecting with a computer modem is installed. Wired A cordless telephone device that is provided in the form of separate body and handset like a telephone. In a handset type wireless telephone, a telephone socket 6 for connecting with a computer modem is installed in the handset and connected to the modem to form a communication path, thereby supporting computer communication wirelessly. Device connection function. The method of claim 1, wherein a speakerphone selection switch 18 is installed on the telephone dial so that a call can be made to the speakerphone if necessary. The driving method of the cordless telephone. According to claim 1, the ringtone can be configured to make a sound in both the transceiver 4 and the main body of the cordless phone 12, and can be configured so that only one side each of the sound to save the power of the main body of the cordless phone 12 A wireless telephone power saving method characterized in that the configuration is configured to only sound in the transceiver (4) and to operate the radio telephone (12) by lifting the handset (7) or pressing the speakerphone switch. The socket for connecting an external device to a telephone line according to claim 1 or 2, through a signal conversion device 28 made of a signal conversion element such as a transformer for superimposing audio input / output signals so as to be connected to a computer modem so as to be connected to one line. A modem connection circuit for a radiotelephone, characterized in that (36) is installed and configured to wirelessly connect a telephone line of a terminal box with a computer modem. The main body 12 transmits and receives audio signals through the transceiver 15 via the antenna 15, and the audio output 29 is connected to the input of the sensing switch 22 or the speakerphone selection dial 18. The speaker 25 or the external speaker 27 is heard through the signal switching device 28 which is switched by the signal switching device 28. The microphone 26 or the external microphone 27 input is selected by the signal switching device 28 and the audio input circuit 30 is selected. Signal transmission through the transceiver 16 through the transmission and reception unit 16, the central control unit 20 detects the telephone dial 17 and the speakerphone dial 18 to transfer and control the dial tone, It can detect the sound of the signal, and can be connected to an external device and a telephone line through a signal conversion device 28 made of a signal conversion element such as a transformer to superimpose an audio input / output signal so as to be connected to a computer modem. Is a socket (36) is installed, the wireless telephone circuit device, characterized in that it is possible to wirelessly connect the telephone line of the terminal box with the computer modem. The method according to claim 1, which receives an input of the sensing switch 22 to detect the lifting of the handset 7, which may be a hook switch 19, a non-contact switch 23, a vertical / horizontal sensor or any A call initiation method of a wireless telephone, characterized by comprising a dial key. The transmitter / receiver 4, which is connected to the telephone line 38 and performs signal transmission and call connection functions with the wireless telephone main body 12, changes the tip and ring signals of the key phone and the terminal box, and the changed signals respectively. Transmitted through the audio output circuit 40 and the transmitting circuit 42, the signal received through the antenna 44 is transmitted to the other party through the audio input circuit 41 via the receiving circuit 43, these circuits Control circuit 37 for controlling the function to telephone line side repeater circuit, characterized in that for instructing to connect and operate the call. 10. The wireless telephone apparatus according to claim 8, wherein the transceiver comprises a wireless key phone system that allows the wireless repeater to be expanded in parallel by a card type according to the number of lines, and the main body and the handset are separated like a wired telephone. Wireless keyphone system characterized in that it provides. 10. The method of claim 9, wherein the wireless telephone is charged and communicated through a DC power supplied by inserting cables and sockets branched into respective extension sockets of the computer.