KR200406522Y1 - Wired / wireless combined telephone with internet phone function - Google Patents

Abstract

The present invention relates to a wired / wireless combined telephone capable of serving as an internet phone function by providing a control unit to a general wired / wireless telephone.

The telephone according to the present invention includes a fixed terminal (2) having an internet network connection portion (10), a PC connection portion (20), a PSTN connection portion (30), an e-ROM, a storage device, a key input portion, and a display portion. In the fixed-wireless combined telephone comprising a plurality of wireless terminals (3) to form a communication path through the fixed terminal (2) and the audio channel of the RF transmitting and receiving module, the fixed terminal (2) is connected to the Internet and a PC LAN adapter 40 consisting of an Ethernet MAC unit 41 for processing; When the voice processing unit 52, the tone processing unit 53, the protocol processing network management unit 54, and the incoming call are signals through a public telephone network, bypassing them, and when the signal is applied from the Ethernet MAC unit 41, A control unit (50) having a signal determination unit (56) which is sent to the voice processing unit (52), tone processing unit (53), and protocol processing network manager (54) for signal processing; A codec unit 60 for compressing and restoring a voice of a signal applied from the controller, and performing A / D conversion, D / A conversion, and volume control; It is characterized in that it further comprises a mixer unit 70, the gateway main board 71 is installed.

Internet phone, fixed terminal, wireless terminal, MAC address, general telephone

Description

TELEPHONE WHICH HAS A FUCTION OF IP PHONE FOR BOTH WIRED AND WIRELESS}

1 is a block diagram showing the configuration of a wired and wireless combined use telephone having an Internet phone function according to the present invention.

2 is a flowchart of call processing according to the present invention.

3 is a view showing the concept of a conventional Internet phone.

<Description of the symbols for the main parts of the drawings>

1: Phone

2: fixed terminal

3: wireless terminal

10: Internet network connection

20: PC connection

30: PSTN connection

40: LAN adapter unit

50: control unit

56: signal determination unit

60: codec

70: mixer

The present invention relates to a wired / wireless combined telephone having an internet phone function, and more particularly, to a wired / wireless combined telephone capable of serving as an internet phone function by installing a control unit in a general wired / wireless telephone.

Conventionally, technologies for voice communication using the Internet include a PC to PC Internet phone and an Internet phone in a PC to Phone concept. PC to PC Internet phones send a call to an Internet phone program using a computer connected to the Internet and the signal is sent to a remote recipient with a server or a computer connected to the Internet by direct IP address call. Will be done. In case of PC to Phone, voice communication to remote location is possible by using the Internet. In this case, the user connects to the Gateway Server, and the general telephone user in the area where the gateway server is located with a separate server fee. You can make a phone call with them.

However, as shown in FIG. 3, since the IP server and IP phone MAC addresses, which are service subjects, are operated one-to-one in the conventional IP phone operation, one MAC address must be assigned to each terminal. When there are four terminals including a fixed terminal and a wireless terminal, there are inconveniences in that four MAC addresses must be assigned to four terminals.

Therefore, in order to make an internal call, PBX (private branch exchange) should be installed. However, PBX equipment or installation is expensive and there is a problem that it is not efficient for a small company.

The present invention is to solve the above-described problems of the prior art, by providing a control means that can function as an Internet phone in a general wired and wireless telephone to allow IP phone subscribers to share a single MAC address to multiple terminals in common. It is an object of the present invention to provide a wired / wireless combined telephone having an internet function.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing the configuration of a wired and wireless combined use telephone having an Internet phone function according to the present invention, Figure 2 is a flow chart of the call processing according to the present invention.

The telephone according to the present invention is composed of a plurality of, for example, three wireless terminals 3 that form a communication path through a fixed terminal 2, a voice channel of the fixed terminal 2, and an RF transmission / reception module.

The fixed terminal 2 and the wireless terminal 3 are provided with mode selection units 2a and 3a, respectively, for selecting a general telephone mode and an internet telephone mode. The fixed terminal and the wireless terminal (2, 3) is basically set to the Internet telephone mode, but when the user wants to switch to the normal telephone mode to use it.

In addition, the fixed terminal 2 is further provided with a signal blocking unit 4 to block call signals from other users when one user is using the phone, the fixed terminal 2 and the wireless terminal ( 3) the use status display unit 5 is provided so that when one user is using the phone to indicate to another user, so that multiple users can use one MAC address granted to the fixed terminal (2) do.

The fixed terminal 2 is provided with an internet network connection portion 10, a PC connection portion 20, and a PSTN connection portion 30, as in a conventional general telephone. The Internet network connection unit 10 is made of, for example, RJ-45 for connecting to the Internet network, the PC connection is made of LAN RJ-45 for connecting to a digital network, for example, LAN, which will be described later It is connected to the LAN adapter unit 40. In addition, the PSTN connection unit 30 is composed of, for example, RJ-11 to connect to the public telephone network, and is connected to the signal determination unit 56 of the control unit 50.

In addition, the fixed terminal 2 further includes a LAN adapter 40, a control unit 50, a codec unit 60, and a mixer unit 70.

The LAN adapter unit 40 is composed of a plurality of Ethernet MAC unit 41 for processing the connection between the Internet and the PC.

The control unit 50 is a signal determination unit 56 for determining whether the incoming call is a signal input through the public telephone network or the Internet network, the voice processing unit 52, tone processing unit 53, protocol processing The network part management part 54 is provided.

The control unit as the central processing unit uses the H.323 protocol, for example, to register its Internet telephone with the call server, to process call signals such as call requests with other Internet telephones, to packetize compressed speech coded signals, and the like. Controlling is the same as in the prior art.

In the telephone according to the present invention, since the registration processing as the Internet telephone is performed by the control unit 50 installed in the fixed terminal 2, only one MAC address assigned to the fixed terminal 2 is registered and used. Since the wireless terminal 3 secures a call path through the fixed terminal 2 by the RF transmitting / receiving module, even if an internet telephone call is made through the wireless terminal 3, the wireless terminal 3 is given to the fixed terminal 2. MAC address can be used. Therefore, as in the conventional Internet phone, it is possible to solve the inconvenience of having to communicate with each control unit and each MAC address in the wireless terminal as well as the fixed terminal.

The signal judging unit 56 bypasses the mixer unit 70 to be described later without performing signal processing when the incoming call is a signal through a public telephone network, and in case of a signal through the Internet network, the Ethernet MAC unit ( The signal applied to 41 is processed by the voice processing unit 52, the tone processing unit 53, the protocol processing network management unit 54, and the like and then applied to the codec unit 60. The processing in the voice processing section 52, tone processing section 53, protocol processing network management section 54, and the like is the same as the processing in the conventional Internet phone, and thus duplicated description is omitted. In addition, since the epirom, the storage device, the key input unit, the display unit, and the like are the same as those of the conventional telephone, they are not described herein.

The codec unit 60 compresses and decompresses voice, and functions as A / D conversion, D / A conversion, volume control, and the like.

The mixer 70 is provided with a gateway main board 71 installed in a conventional general telephone, and functions to connect the signal applied from the codec unit 60 to the phone unit 80.

Hereinafter, the use of the telephone according to the present invention having the above-described configuration will be described.

When a call is received from the outside through an internet network, the call is connected through the internet network, and a signal is applied to the fixed terminal 2 so that the user rings.

When a call comes through the Internet, a signal is applied to the MAC unit 41 of the fixed terminal 2, and the applied signal is sent to the signal determination unit 56 of the controller 50. When the signal determining unit 56 confirms that the signal is applied through the MAC unit 41, the signal determining unit 56 transmits the signal to the voice processing unit 52, the tone processing unit 53, and the protocol processing network management unit 54 of the control unit 50. Signal processing by executing and controlling the receiving algorithm.

Then, the processed signal is applied to the codec unit 60, and the codec unit 60 restores it when the voice is compressed in the applied signal, and if there is noise in the restored voice, The digital signal is converted into an analog signal.

Then, the signal applied from the codec unit 60 to the mixer unit 70 is sent to the handset 80 of the fixed terminal 2 through the gateway main board 71 installed in the mixer unit 70. Lose. At this time, when receiving the signal through the wireless terminal (3), through the RF transmission and reception module of the fixed terminal and the wireless terminal (2, 3) to form a call path, if the call path is formed, the fixed terminal ( By operating the signal blocking unit 4 of 2) to temporarily stop the use of other users, and to display the 'in use' on the use state display unit 5 of the fixed terminal (2) and the wireless terminal (5).

On the other hand, when a call is received through a normal phone, that is, a PSTN network, a signal applied through the PSTN connection unit 30 is sent to the signal determination unit 56, and the signal determination unit 56 is the MAC unit ( It is determined that the signal is not applied through the 41) and directly applied to the mixer unit 70. The signal applied to the mixer unit 70 is sent to the handset 80 of the fixed terminal 2 through the gateway main board 71 installed in the mixer unit 70. At this time, when receiving the signal through the wireless terminal (3), through the RF transmission and reception module of the fixed terminal and the wireless terminal (2, 3) to form a call path, if the call path is formed, the fixed terminal ( By operating the signal blocking unit 4 of 2) to temporarily stop the use of other users, and to display the 'in use' on the use state display unit 5 of the fixed terminal (2) and the wireless terminal (5).

On the other hand, when calling the other party through the fixed terminal (2) and the wireless terminal (3) is configured in the reverse order of the above-described signal flow.

On the other hand, when the user wants to make a telephone call using the general telephone mode, the user selects the general telephone mode of the mode selection unit 2a or 3a of the fixed terminal 2 or the wireless terminal 3, and then presses a key input unit (not shown). If the other party's phone number is input, the signal is directly connected to the PSTN access network through the gateway main board 71 of the mixer unit 70.

The above-described embodiments and the accompanying drawings are merely to clearly show some of the technical ideas included in the present invention, and easily inferred by those skilled in the art within the scope of the technical ideas included in the specification and drawings of the present invention. It is obvious that both the modifications and the specific embodiments can be included in the scope of the technical idea of the present invention.

In the telephone according to the present invention, since the registration processing as the Internet telephone is performed by the control unit 50 installed in the fixed terminal 2, only one MAC address assigned to the fixed terminal 2 is registered and used. Since the wireless terminal 3 secures a call path through the fixed terminal 2 by the RF transmitting / receiving module, even if an internet telephone call is made through the wireless terminal 3, the wireless terminal 3 is given to the fixed terminal 2. MAC address can be used. Therefore, as in the conventional Internet phone, it is possible to solve the inconvenience of having to talk with each control unit and each MAC address in the wireless terminal as well as the fixed terminal, and can function as an Internet phone in a general wired or wireless telephone. By installing a control unit, IP phone subscribers can share a single MAC address to multiple terminals.

Claims (3)

Internet network connection section 10 consisting of RJ-45, PC connection section 20 consisting of RJ-45, PSTN connection section 30 consisting of RJ-11, ypyrom, storage device, key input section, display In the wired / wireless combined telephone comprising a fixed terminal (2) having a portion, and a plurality of wireless terminals (3) to form a call path through the voice channel of the fixed terminal (2) and the RF transmission and reception module, The fixed terminal 2, LAN adapter 40 consisting of an Ethernet MAC unit 41 to handle the connection between the Internet and a PC, When the voice processing unit 52, the tone processing unit 53, the protocol processing network management unit 54, and the incoming call are signals through a public telephone network, bypassing them, and when the signal is applied from the Ethernet MAC unit 41, A control unit 50 having a signal determination unit 56 which is sent to the voice processing unit 52, the tone processing unit 53, and the protocol processing network management unit 54 for signal processing; A codec unit 60 for compressing and restoring a voice of a signal applied from the control unit, A / D conversion, D / A conversion, and volume control; The wired / wireless combined use telephone having the Internet phone function, characterized by further comprising a mixer unit 70 in which the gateway main board 71 is installed. The wired / wireless radio having an internet phone function according to claim 1, wherein the fixed terminal (2) further comprises a signal blocking unit (4) which blocks a call signal from another user when one user is using the telephone. Combined Phone. 3. The fixed terminal (2) and the wireless terminal (3) have mode selection sections (2a, 3a) for selecting a general telephone mode and an internet telephone mode, and when a user is using a telephone, A wired / wireless combined telephone having an internet phone function, characterized by further comprising a use state display unit (5) displayed to other users.

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