KR20010001681A - Keyphone Type Wire-based and Wireless Telephone System - Google Patents

Abstract

PURPOSE: A wire/wireless key telephone system is provided to add a wire communication function to a repeater, so that a user who is not necessarily connected to a wireless telephone can use a cheap wire telephone and a user who has a difficulty in connecting a telephone line can use a wireless telephone. CONSTITUTION: An antenna receives a radio wave of a repeater transceiver. The radio wave is transmitted to a wireless transceiving controller(17). The radio wave is converted into a voice signal through a coder-decoder(CODEC)(33) under control of a CPU(18), and transmitted to a speaker(32) of a telephone receiver. A caller voice is inputted through a microphone(34), and converted into a digital signal through the CODEC(33). The digital signal is converted into a radio wave through the wireless transceiving controller(17), and transmitted to a repeater. The repeater transmits the radio waves of the antenna and a transceiver to other party. A central controller senses a telephone dial(38) and a speaker phone dial(39) to transmit dial tones, and receives an input signal of sensing switches(42). Power supplied from a charging battery(36), a solar panel(37), and an external power supplying socket(40) is supplied to a telephone body. An RS-232C port is connected to a wireless telephone, to perform data communication between a telephone and a computer. A telephone program is stored in a ROM(27), and inputted to the CPU(18) through a ROM controller(26). A user inputs a required menu or a telephone number in the CPU(18). Inputted key information is coded through a keyboard controller(25). A processed result is displayed on a liquid crystal display(LCD) screen through an LCD controller(29).

Description

Keyphone Type Wire / Wireless Telephone Device {Keyphone Type Wire-based and Wireless Telephone System}

● Field of Invention

The present invention is to connect the existing telephone used in the office by a telephone line, and the phone line is exposed to the outside with the inconvenience of having to renew the telephone construction every time the installation of the office changes as well as the installation. There is a patent (patent application 97-23515) filed by the present inventor to solve the frequent problem, and there is a key-phone type cordless telephone (patent application 97-50759) that is extended to the office, the key-phone type wireless telephone device is button operation This difficulty is difficult to install and expensive. In order to solve this problem, the key-phone type wireless telephone device is divided into a repeater and a telephone, and a wired communication unit is added to the repeater to install the repeater conveniently using a GUI method through a PC. In consideration of the case where wireless communication is impossible for the reason, telephones that need to communicate by wire can be connected by wire.

● Background of invention

Due to the development of information and communication technology, the development of wired / wireless telephones adds convenience to life.In the case of existing cordless telephones, a product that can be used by connecting multiple handsets to a single main body has been developed. This is supposed to be available. However, wireless telephones are increasingly miniaturized and lightened by integrating all functions in the handset, which makes it inappropriate to place them on reception sets in offices or homes. When the main body is placed, there are many problems in arrangement due to telephone lines and DC power supply lines. In particular, due to the dissemination of communication devices, such as computers, there is an inconvenience to be installed only in the place where the telephone line, wireless modem is applied, but due to the inconvenience of use and unsuitable for voice calls, it is not widely used as a telephone. In an office environment such as a conference room, since the telephone should be fixed stably, a cordless telephone in the form of a wired telephone should be preferable as the inventors have filed. The device would be nice. Such a radiotelephone device has a problem that there is a risk of confusion and uncomfortable control when a repeater is installed when a large-scale user uses the radiotelephone device, and thus the present invention has been made.

● Purpose of the invention

The object of the present invention is that when the key-phone type wireless telephone device invented by the present inventors is used by a large-scale user, there is a problem of confusion and the number of users that can be used in reality is limited, and it is difficult to initialize the repeater conveniently through a PC or the like at the time of installation. In order to solve the problem, by adding a wired communication function to the repeater, users who do not need to connect wirelessly can use a cheap wired telephone and users who have difficulty in installing a telephone line can use a cordless telephone. I would like to.

● Summary of the Invention

The present invention allows the key-phone type cordless telephone provided by the present inventor to use only a cordless telephone, thus increasing the economic burden of consumers by using only expensive cordless telephones as well as difficulty in initializing the repeater during installation. There is a problem that is difficult to support the user to use a cordless phone as well as a corded phone at the same time to allow users to use a wireless and landline phone selectively in consideration of economics and convenience.

● Detailed description of the invention

Key phone type wired / wireless telephone apparatus of the present invention relates to an office wired / wireless combined key phone type telephone device that ideally combines the convenience of a telephone and an electric cordless cordless telephone with the economics of a cheap landline telephone. It is composed of a repeater (I) for controlling, a cordless telephone (II) for allowing a telephone to be used wirelessly, and a wired telephone (III) for enabling a telephone to be wired.

The repeater which controls the telephone apparatus as a whole is a key phone type transceiver which connects with the telephone line 1 of the key box and the terminal box which consists of the team 2 and the ring 3, and has a plurality of lines for supporting a plurality of lines. Built-in control circuit for wireless transmission / reception circuit and key-phone function, connects and converts a call according to the signal received through the antenna (5) or extension (15), and transmits the signal to the other party, and office key phone In the case of over-the-counter telephone system, it is configured to be installed in parallel for each telephone line, and it is composed of wired / wireless telephone apparatus corresponding to each. . The wireless telephone device connected to the key-phone transceiver 4 can be configured in the form of a handset, but the main body 12 having various input devices installed thereon and the receiving device 7 mounted thereon are coil cords 13 suitable for office use. Are connected to each other through the receiver, and a speaker 8 and a microphone 9 are installed in the receiver, and when placed on the main body 12, they are processed by the detection switch 1 and the DC power supply 14 A power socket 11 is installed to supply power by the telephone socket 6 for data communication.

The phone dial is equipped with a speakerphone select switch so that you can talk on the speakerphone. In addition, the wireless telephone is equipped with a detection switch is usually in the power saving mode, and then wait for the phone receiver 7 to activate the telephone device to minimize the electricity consumption and, if necessary, the solar panel 36 can be automatically charged. .

2 is a circuit diagram of a radiotelephone according to the present invention, the radio wave transmitted from the transmitter / receiver of the repeater is received by the antenna 16 and transmitted to the radio transmitter / receiver controller 17 and voiced through the codec under the control of the central processing unit 18. After being converted into a signal, it is delivered to the speaker 32 of the handset. The voice of the caller is input through the microphone 340, and then converted into a digital signal through the CODEC 33, and then converted into a radio wave through the radio transceiver. The repeater is transmitted to the repeater, and the repeater is transmitted to the antenna 5 and the transceiver. The central control unit 2 detects the telephone dial 38 and the speakerphone dial 39 to transmit and control the dial tone, and to lift the cord connected to the other party. In order to detect the input of the sensing switch 42, a hook switch 41, a non-contact switch 43 and a vertical / horizontal sensor 44, etc. can be used as the sensing switch. The power input from the solar panel 37 and the external power supply socket 40 is stably supplied to the main body of the phone under the control of the power controller.The RS-232C port is connected to the wireless telephone for data communication. Control The data of the telephone is stored in the ROM 27 and inputted to the central processing unit 18 through the ROM controller 26, and the central processing unit is programmed. The user inputs his / her desired menu or telephone number to the keypad 24, and the input key information is coded through the keyboard controller 25, inputted and processed, and the result of the LCD is controlled by the LCD controller 29. Is displayed on the screen.

3 is a circuit diagram of the relay device of the present invention, the relay device is connected to the telephone line of the key phone terminal box 45 to perform a signal transmission and call connection function to each wireless telephone (II) or wired telephone (III). The telephone signal of the key-phone terminal box is converted by the signal conversion and the line telephone circuit 46, and then converted into a signal converted according to the state of the decoding and control circuit 47 which sets the mapping relationship between the trunk line and the station and the station and the station. The wireless transmitter / receiver unit 48 transmits the wireless telephone receiver to the wireless telephone receiver II or to the telephone line connection terminal of the wire transmitter / receiver unit.

Missing technical challenges for invention

1 is a block diagram schematically showing the configuration of a key-phone type wired / wireless telephone apparatus of the present invention.

2 is a circuit diagram of a wireless telephone of the key-phone type / wireless telephone apparatus of the present invention.

3 is a circuit diagram of a repeater of the key-phone type wired / wireless telephone apparatus of the present invention.

Explanation of symbols on the main parts of the drawings

1: phone line 2: tip

3: ring 4: transceiver

5: Antenna 6: socket for external device

7: earpiece 8: speaker

9: microphone 10: detection switch

11: power supply socket 12: main unit

13: coil cord 14: DC power supply

15: telephone line 16: antenna

17: wireless transmission and reception controller 18: central processing unit

19: interrupt controller 20: timer

21: DMA controller 22: communication controller

23: RS-232C 24: Keypad

25: keyboard controller 26: ROM controller

27: ROM 28: LCD

29: LCD controller 30: DRAM controller

31: DRAM 32: Speaker

33: CODEC 34: Microphone

35: power controller 36: rechargeable battery

37: solar panel 38: telephone dial

39: speakerphone dial 40: external power supply

41: hook switch 42: detection switch

43: non-contact switch 44: vertical / horizontal sensor

45. Key phone terminal box 46. Signal conversion and line switching circuit

47. Decoding and Control Circuit 48. Radio Transceiver

49. Wired transceiver 50. Extension

Missing configuration and action of the invention

In order to use an existing telephone in the office, since the telephone line must be wired from the terminal box to the telephone, the initial installation is not only cumbersome to install, but also the inconvenience of relocating the telephone line every time the office layout is changed. There is a problem that causes frequent failures. In order to solve this problem, the present invention solves this problem by introducing a keyphone type wireless telephone function. Existing key phone type cordless telephones use only cordless telephones, which makes it difficult to initialize the repeaters during installation, as well as the use of expensive cordless telephones to increase the economic burden on consumers and difficult to support large-scale users due to cross talk. This allows users to use cordless phones as well as cordless phones, allowing users to selectively use cordless and landline phones in consideration of economics and convenience.

Claims (5)

In a key-phone type telephone / wireless telephone, a telephone line (1) and a transmitter / receiver (4) of a key phone and a terminal box having a tip (2) and a ring (3) have a plurality of wired / wireless transmissions and receptions to support a plurality of lines. It has a built-in circuit and a control circuit for the key phone function.It connects and converts a call according to a signal of each wireless telephone signal input through the antenna 5 or a signal input through a telephone line connected to a landline telephone, and transmits voice to the other party. In the case of office key phone and premises telephone system, each telephone line can be mixed and wired and installed in parallel, and each wireless telephone and cordless telephone corresponding to each telephone line is installed. Key phone type wired / wireless telephones can be installed at low cost by eliminating telephone wiring and using economical landline telephones. The repeater of claim 1, wherein a separate keyboard and an LCD are attached to the repeater (I) to efficiently initialize the repeater. The repeater device according to claim 1, wherein the repeater (1) has a data communication function and can conveniently initialize the relay through a PC without initiating the repeater in the repeater or telephone. The repeater function is a repeater device of a key-phone type wired / wireless telephone that uses a key phone that is installed or installed in an existing office as it is, and installs a wireless transmission module to a wired transmitter / receiver of the key phone to use a wireless telephone. The key-phone transmitter / receiver (4), which is connected to the key-phone terminal box (45) and performs a signal transmission and call connection function with each of the wireless telephone (II) or the wired telephone (III), has a tip and a ring of the key phone and the terminal box. The signal is changed and the changed signal is transmitted to the installed wired / wireless telephone, and in the landline telephone (III) and the wireless telephone (II), the key phone, which performs call forwarding, trunk line switching, and internal call function according to the signal of the repeater. Type wired / wireless telephones.