KR100470902B1 - A Cellular Phone with Hand Set for Data Communication - Google Patents

Abstract

The mobile telephone for data communication having a transceiver function separated according to the present invention is divided into two parts. One is a main body equipped with a large screen display device mainly for visual data communication, and the other is a handset having excellent portability and convenience for voice communication. The main body further includes a mobile communication antenna for transmitting and receiving radio waves with the mobile communication base station; A rechargeable battery pack for accommodating a first battery required for driving the portable terminal; Speaker for listening to the voice data of the other party in the voice data communication; Graphic LCD and touch screen for outputting and inputting visual data; A first near-antenna for near field communication with the handset; A keyboard required to make a call to the other party in voice data communication; A first microphone for inputting voice data of a user in voice data communication; And a connection socket for interfacing with the outside. The handset may also include a second near antenna for short range communication with the main body; A mobile communication antenna for transmitting and receiving radio waves with a mobile communication base station; A second speaker for listening to voice data of the other party in voice data communication; A keypad for making a call to the other party in voice data communication; A second microphone for inputting voice data of a user in voice data communication; And a touch pen for operating software required for visual data communication by contacting the touch screen of the main body.

Description

A cellular phone with hand set for data communication

Both the above and other objects of the present invention can be better understood by the drawings and the embodiments that follow.

1 is a schematic configuration diagram of a mobile phone for data communication having a separate handset (with a speaker and a microphone) according to the present invention.

2 is a schematic configuration diagram of a main body portion of a mobile telephone for data communication according to the present invention.

3 is a schematic structural diagram of a handset portion of a mobile telephone for data communication according to the present invention.

In the present invention, a mobile telephone for data communication is largely divided into two parts. One is a main body 2 with a large-screen display device mainly for visual information communication, and the other is a handset 3 that is excellent in portability and can be conveniently used for voice communication. The main body 2 includes a first mobile communication antenna 4 for radio wave transmission and reception with the mobile communication base station 1; A rechargeable battery pack 5 for accommodating a first battery required for driving the mobile telephone; A first speaker 6 for listening to the other party's voice data; A graphic liquid crystal and a touch screen 7 necessary for outputting and inputting visual data; A first near antenna 8 for near field communication with the handset 3; A keyboard 9 necessary for making a call to the other party in voice data communication; A first microphone 10 for inputting voice data of a user in voice data communication; And a connection socket 11 for interfacing with the outside. The handset 3 includes a second near antenna 12 for near field communication with the main body 2; A second mobile communication antenna 13 for radio wave transmission and reception with the mobile communication base station 1; A second speaker 14 for listening to voice data of the other party in voice data communication; A keypad 15 for making a call to the other party in voice data communication; A second microphone 16 for inputting voice data of a user in voice data communication; And a touch pen 17 for operating software required for visual data communication by contacting the touch screen 7 of the main body 2.

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

1 is a schematic configuration diagram of a mobile phone for data communication in which the handset function is separated according to the present invention. In the case of visual data communication in the wireless data communication according to the present invention, only the mobile communication base station 1 and the main body 2 are involved. In addition, in the case of voice data communication, the mobile communication base station 1, the main body 2, and the handset 3 are all involved. That is, when the user wants to perform visual data communication such as the Internet, the user selects the Internet connection menu through the screen 7 or the keyboard 9 of the main body 2, which causes the user to select the mobile communication base station 1 and the main body 2. It is connected to the Internet server through the wireless communication network.

In voice communication, if a call is received from another user, a telephone message is transmitted to the base station 1 and the base station 1 is connected to the main body through the first mobile communication antenna 4 in the user's mobile phone main body 2. (2) forward the phone message. At this time, a bell (or vibration) rings on the main body 2 or the handset 3 according to the user's setting, and the user presses a call button on the main body 2 or the handset 3, or the graphic liquid crystal of the main body 2 and Selecting a menu on the touch screen 7 calls the other party via the first or second speakers 6, 14 and the first or second microphones 10, 16 on the main unit 2 or the handset 3 You can do it. The main body 2 according to the invention can also be used as a charging station that can easily charge the battery of the handset 3 which is simple to use and portable.

In other words, the main body 2 may not only perform visual data communication and voice data communication at the same time, but also have a feature of performing a function as a charging station capable of recharging an existing mobile phone.

2 is a schematic configuration diagram of a main body 2 of a data communication mobile telephone according to the present invention, wherein the main body 2 has a structure capable of simultaneous visual data communication and voice data communication. As shown in Fig. 1, the hardware of the main body 2 includes: a first mobile communication antenna 4 for radio frequency transmission and reception with the mobile communication base station 1; A rechargeable battery pack 5 for accommodating a first battery for supplying power to the mobile telephone; A first speaker (6) for receiving voice data of the other party in voice communication; A graphic liquid crystal and a touch screen 7 necessary for outputting and inputting a visual data screen; A first near antenna 8 for near field communication with the handset 3; A keyboard 9 necessary for making a call to the other party in voice data communication; A first microphone 10 for inputting voice data of a user in voice data communication; And a connection socket 11 for interfacing with the outside.

2, the main body 2 is composed of an information processing unit 100, a mobile communication unit 101, and a short-range communication unit 102.

The information processing unit 100 receives information input through a history device such as the keyboard 9, the first microphone 10, or the graphic LCD touch screen 7. In addition, the information processing unit 100 processes the inputted information under the control of the CPU 20 and the program of the ROM 32 or the DRAM 33 and displays the processing result of the LCD 18 or the first speaker 6. Display through. Data transmitted to the mobile communication base station 1 is transmitted through the mobile communication unit 101, and data transmitted to the second speaker 14 of the handset 3 is transmitted through the local area communication unit 102. do.

The mobile communication unit 101 for transmitting the information of the information processing unit 100 to the mobile communication base station 1 includes a first mobile communication antenna 4 for inputting and outputting radio frequency; A mobile communication RF (34) for converting the input radio frequency into a digital signal; And a main body mobile communication controller 30 for controlling the mobile communication unit. The mobile communication controller 30 transmits the information of the information processing unit 100 through a communication port such as a serial communication port.

The short range communication unit 102 for transmitting the information of the information processing unit 100 to the handset 3 includes a short range wireless communication antenna 8 for inputting and outputting radio frequencies; Short-range wireless communication RF (35) for converting the radio frequency into a digital signal; And a short range wireless communication controller 31 for controlling the short range wireless communication unit 102. The short range wireless communication controller 31 transmits the information of the information processing unit 100 through a communication port such as a serial communication port.

In visual data communication, when data is received, data transmitted wirelessly from a server is received by the first mobile communication antenna 4 in the form of a radio wave through the base station 1, and the received radio wave is the mobile communication RF ( 34) and the A / D conversion through the mobile communication controller (30). The converted data is displayed on the main body 2 through a communication port such as a serial port. The data thus transmitted is converted into visual information by the CPU 20 so as to be transmitted to the LCD controller 24, and displayed by the LCD controller 24 through the LCD 18. Conversely, when transmitting data, the data is converted into something like the TCP / IP protocol so that it can be transmitted to the mobile communication controller 30. The data transmitted through a communication port such as a serial communication port is converted into radio waves by the mobile communication RF 34 and transmitted to the mobile communication base station 1 through the first mobile communication antenna 4. The radio wave transmitted to the base station 1 is transmitted to the data communication server and ultimately transmitted to the other party through a communication network such as the Internet. When the user wants to use the modem through economical wire, he connects the telephone line to the connection socket 11 and connects to the relevant server to perform data communication. In addition, if you want to use the Internet through the LAN (LAN), you can connect the network socket to the connection socket 11, and then set the IP address and server name, etc.

The data transmitted from the server to the wire is input through the connection socket 11 and then transferred to the main body 2 through communication protocol conversion such as TCP / IP, and the data to be transmitted to the other party to the other party through the communication protocol is converted. Is passed to. In addition, the user may receive a music file via wireless or wired and store it in a ROM or a DRAM, and at a desired time, the user may listen to the music through the speaker port of the first speaker 6 or the connection socket 11. You can listen. When recording is desired, voice can be input through the first microphone 10 of the main body 2 or the microphone of the connecting socket 11, and the voice is encoded by the codec 25 of the main body to be ROM. Or stored in RAM. In the case of voice data communication, the handset 3 is mainly used. However, when the handset 3 has a problem and cannot make a call or it is more convenient to make a direct call directly from the main body, the main body 2 can easily perform voice communication, that is, a telephone call. can do. When making a call using the main body 2, press the call button on the keyboard 9 of the main body 2, or switch the mode of the main body 2 to the voice communication mode and then through the keyboard 9; After inputting the number of the other party to make a call, the call is made, and the voice is input through the first microphone 10 of the main body 2 and the input voice is converted into a digital signal through the codec 25. After converting into a radio wave through the mobile communication RF (34), it is delivered to the mobile communication base station (1) through the first mobile communication antenna (4) and delivered to the other party to call.

When receiving a call using the main body 2, the other party's voice propagation is transmitted to the first mobile communication antenna 4 via the base station 1, and the voice information is transmitted to the codec 25 and the D / A conversion process. Through the first speaker 6 is delivered to the user through.

3 is a schematic configuration diagram of a portion of the handset 3 of the mobile telephone for data communication according to the present invention. The handset 3 has a compact structure with excellent portability only for voice data communication. The handset 3 includes a second near antenna 12 for near field communication with the main body 2; A second mobile communication antenna 13 for radio wave transmission and reception with the mobile communication base station 1; A second speaker 14 for listening to voice data of the other party in voice data communication; A keypad 15 for making a call to the other party in voice data communication; A second microphone 16 for inputting voice data of a user in voice data communication; And a touch pen 17 for operating the software necessary for visual data communication by contacting the touch screen 7 of the main body 2.

When the user wants to talk through the handset 3, when the user presses the call button on the keypad 15 and then presses the phone number of the person to make the call, the radio wave is transmitted to the main body through the second local antenna 12, which is It is connected to the base station 1 again to form a communication network, the user is to talk to the other party through this communication network. At this time, the user's voice is input through the second microphone 16 of the handset 3 and converted into a radio wave through a codec 41.

In addition, the handset 3 according to the present invention may serve as a radiotelephone alone without a main body. In other words, when the user goes out without the need for visual data, the user can go out with only the handset 3 turned off without having to carry the main body 2. In order to perform such a function, the handset 3 has a feature of a mobile communication RF 50, a mobile communication controller 46, and a second mobile communication antenna 13. In this case, the user only needs to assign a unique ID to the handset 3, that is, a personal identification number (PIN). In addition, when the battery of the handset 3 runs out and can no longer be used, the main body can be used again by recharging the handset 3 to the charging station.

In addition to the above-described embodiment, another embodiment of the mobile telephone according to the present invention is as follows.

In addition to the graphic LCD and the touch screen 7, LCD dots may be installed in the main body 2. The graphical LCD touch screen 7 displays the mobile phone radiosensitivity, ringtone mode and the first and second battery capacities, while the LCD dots indicate the current number of the mobile phone such as the remaining amount of battery power of the mobile phone. You can indicate the situation. Since the LCD dots operate separately from the graphic LCD touch screen 7, when the data communication is not used, the graphic LCD touch screen 7 is not driven and only the LCD dots are driven to save power. can do.

The handset 3 preferably has a key button so that the user can select a call method. Through the key button, the user can select the main body 2 or the handset 3, and the user can select a hand free or a call holding the main body to the ear even in the call through the main body 2. The power controller 26 for controlling the power supply of the main body 2 periodically detects the state of the power supply and, when the power supply is below a predetermined level, sends an electrical signal to the CPU 20 to lower the driving frequency. Power consumption of the first battery can be reduced by limiting the use of data communication or by switching the mobile phone to standby.

As another specific example of the mobile phone for data communication according to the present invention, the CPU 20 controls the data communication and the voice communication separately, so that when the mobile phone is received while the operating program is in use, the operating program is placed in the standby state and the mobile phone is in a standby state. The relevant information can be automatically displayed on the graphic LCD touch screen 7. In addition, while making a voice call with the handset 3, the main body 2 may record an important matter by using the touch pen 17 on the graphic LCD touch screen 7 while simultaneously relaying a voice call.

When the mobile phone downloads the music file and the video file at the same time by data communication, the CPU 20 may display the music file on the graphic LCD touch screen 7 to convert the music file into voice.

The main body 2 preferably has an interface means to which an image image sensor can be attached. A zoom function may be implemented by using an enlarge / reduce function while displaying an image formed by the image sensor on the LCD.

In the mobile telephone according to the present invention, data is transmitted and stored in the established communication storage device. If data stored in the communication storage device is needed, the data of the communication storage device can be downloaded and used in the memory of the mobile phone to optimize the memory use of the mobile phone.

As another embodiment according to the present invention, when a telephone number displayed on a site connected through data communication is selected and a telephone call is made, the telephone number may be automatically dialed. The memory of the mobile phone has the coordinate values of the mobile communication base station data, so that the position of the main body can be determined by radio wave simulation of the surrounding base station data received through the mobile communication controller 30. In addition, a user who wants to trade securities while on the move records the information of the securities website on the main body. If the information is changed, it can be updated automatically to speed up the connection to the website. In addition, the main body 2 accesses a website supporting navigation apparatus, searches for geographic information of a selected region, and if there is position data of the main body, automatically transmits the position information to a web site, thereby maintaining a separate main body even during operation. You can automatically receive the necessary geographic information without manipulation. In addition, the main body 2 can download geographic information from the web site, but by storing the geographic information fixed in its own memory, it is not necessary to connect whenever the vehicle is out of a predetermined range when moving the web site. The number of connections can be reduced, and the amount of communication data can be minimized or a basic navigation function can be performed by itself.

In addition, the name of the person to be called through the graphic LCD touch screen 7 is recorded with the touch pen 17, and when a search instruction command is given, the handwriting is recognized to make a character, and the name is listed in the phone number list stored in the memory. By finding the person corresponding to the and displaying the result, it is possible to minimize the operation step for the caller's name search.

As another embodiment of the mobile telephone according to the present invention, a body contact detecting means is provided in the handset 3. This allows the handset 3 to automatically start and end a call when the earset or the neck is hooked.

According to a user's needs, data communication is possible through wireless communication through the mobile communication controller 30 or wired communication through the wired modem and a connection socket. When the user is connected to the Internet, the graphic LCD touch screen 7 is made of at least 640 x 480 dots and can be searched without deformation of the web screen.

The mobile telephone terminal according to the present invention may preferably have a separate fixing device. The fixing device is provided with a power supply means to receive power from the outside, and may include a plurality of function keys having other functions as well as a power key for controlling the power. The fixture may also connect an external keyboard keyboard by having a connection socket. The user can use the mobile phone terminal on the fixed device.

When the main body 2 is placed on a vehicle fixing apparatus, the antenna of the satellite coordinate receiving apparatus cannot receive satellite signals due to shielding of the vehicle. By connecting, it can replace the function of the satellite coordinate antenna of the main body (2). In addition, the built-in satellite coordinate receiving antenna in the vehicle fixing device of the main body to transmit the position data to the main body in a predetermined communication standard, or may be configured to be connected to the vehicle's tachometer (tachometer) in addition to increase the accuracy of the position data. . In addition, when traveling from the starting point to the destination through the voice output device of the main body, the driving information (eg, "turn left or turn right") may be guided by voice.

The main body 2 may further include a facsimile function. When the fax arrives, a facsimile server of the Internet network notifies the main body 2 of the arrival of the fax. The contents of the fax are transmitted to the main body in the form of an image and recorded in the memory 32 or automatically connected to the facsimile server for viewing.

The present invention provides a mobile telephone comprising a main body with a large screen display device and a portable handset for voice call in order to provide visual data information as a level of service required by the user. When it is not possible or more convenient to talk directly from the main body, it is possible to talk directly from the main body, and the telephone call can be made only with the handset even when the main body is turned off.

Simple modifications or changes of the present invention can be easily carried out by those skilled in the art, and all such modifications or changes can be seen to be included in the scope of the present invention.

Field of invention

The present invention relates to a mobile telephone for data communication having a main body for transmitting visual information and a handset for transmitting and receiving voice. More specifically, the present invention relates to a mobile phone for data communication divided into a main body with a large screen display device for visual information transmission and a handset that is easy to carry and convenient for voice information transmission.

Background of the Invention

Increasingly popular portable mobile phones are simply developing from wireless phones for wireless voice calls to wireless data communication terminals for easily exchanging information and efficiently managing personal information through the Internet. Therefore, the mobile communication terminal of the future society should be equipped with a large screen display device to efficiently display visual data information to the user. However, the current mobile communication terminal is developed mainly for voice call service, so the size of the screen display device is too small for the user to use the data communication function with a lot of visual information as the current voice-oriented mobile communication phone. In addition, when the large screen display device is used as it is for data communication, there is a problem in that the weight and size of the terminal are excessively increased due to an increase in parts and power consumption related to the display device, so that the user cannot conveniently carry it.

As a method to solve this problem, the present invention invents a mobile terminal for data communication, which has a handheld voice communication handset having a main component of a transmitting and receiving speaker and a microphone and a main body having a large screen display device for visual data communication. It came to the following. In the present invention, the main body and the handset are connected by short-range wireless communication, and the main body is equipped with a mobile communication antenna, a large liquid crystal display and a first battery so as to be carried on a belt or carried in an arbitrary place (pocket). . In particular, when visual data communication is performed, the data search function is performed using only the main body, and when voice data communication is performed, a telephone call can be made using a handset (a separate handset). In addition, when the handset can not be used due to loss or discharge or breakdown, the mobile phone for data communication with the handset function is added to the main body of the terminal so that only the main body can make a call.

Purpose of the Invention

An object of the present invention is to provide a mobile phone for data communication with a large screen display device for providing visual data information to a level of service required by a user.

Another object of the present invention is to provide a mobile phone for convenient voice data communication, with a speaker and a microphone as main components.

Still another object of the present invention is to provide a mobile phone for data communication, which allows a direct call from the main body when a problem occurs in the handset and the call cannot be made or it is more convenient to call directly from the main body.

Still another object of the present invention is to provide a mobile phone for voice data communication, which can make a phone call using only the handset with the main body turned off.

Claims (23)

A first mobile communication antenna for transmitting and receiving radio waves with a mobile communication base station, a rechargeable battery pack for accommodating a first battery required for driving the mobile phone, a first speaker for outputting voice data of the other party in voice data communication, and time Graphic LCD and touch screen for screen output and input of data, first local area antenna for short range communication with handset, first microphone for inputting user's voice data in voice data communication, connection for interface with external device A main body having a socket, and a mobile communication controller for searching the web screen without deformation using the graphic LCD and the touch screen to use the Internet as a computer; And A second mobile communication antenna for transmitting and receiving radio waves with the mobile communication base station, a second local antenna for performing near field communication with the main body, a second speaker for outputting voice data of the other party in voice data communication, and voice data communication A keypad for making a call to the other party, a second microphone for receiving the user's voice data in voice data communication, a touch pen for driving software necessary for data communication by contacting the graphic LCD and the touch screen of the main body And a handset having a connection terminal for charging a second battery thereof from the first battery of the main body. Made of The main body further includes liquid crystal dots installed inside or outside of the graphic LCD and the touch screen to display an environmental condition that can reduce power, so that the mobile phone can be used at the current capacity instead of the battery capacity display and the graphic LCD. And an operating program available time using a touch screen, wherein the main body raises the sounds of the first and second speakers, selects a hands-free voice call, a voice call holding the main body to the ear, and a handset call. When the capacity of the rechargeable battery pack of the main body falls below a predetermined level, it restricts the use of data communication and operation programs for driving the graphic LCD and the touch screen, or lowers the driving frequency of the operation program central processing unit to lower power consumption. Extend the phone usage time and save to the DRAM of the main body It transmits the files to the communication storage device of a specific website through data communication, stores and executes them, displays the processing result, or transmits the file of the mobile phone to a communication storage device such as a web server through data communication. Save and download the file from the communication storage device, and the main body selects the phone number displayed on the site connected through mobile phone data communication and automatically dials the number when the user makes a call. When the handset is provided in the form of the ear or hanging, the sensor and the switch is installed on the body and the contact portion is inserted into the ear or the ear when the call is automatically started and terminated to separate the handset function, And a self memory having the position coordinates of the mobile communication base station so as to identify the position of the main body by propagating the surrounding base station data received through the mobile communication controller. delete delete delete The mobile terminal for data communication according to claim 1, wherein the handset has a key button for starting a call. delete delete The mobile terminal for data communication according to claim 1, wherein the video file is displayed on the graphic LCD and the touch screen while converting the music file into a voice by downloading the music file along with the video file through mobile phone data communication. The handset function of claim 1, wherein, when the mobile phone is received while the operating program is in use, the central processing unit sets the operating program in a standby state and automatically displays mobile phone related information on the graphic LCD and the touch screen. Mobile phone for data communication. delete delete delete delete delete The method of claim 1, wherein when the voice call is made through the handset, the main body relays the voice call and notes the important matters during the voice call using the graphic LCD, the touch screen, and the touch pen. Data communication terminal. delete delete The mobile terminal of claim 1, wherein data communication is possible through wireless communication through the mobile communication controller or wired communication through the connection socket for an embedded wired modem according to a user's needs. The method of claim 1, wherein when the user wants to trade securities while moving, the main body initially records the information of the securities site, and automatically updates the information when the information is changed. Mobile phone for communication. The apparatus of claim 1, wherein the main body includes a fixing device having a power key for controlling electric power so that power can be supplied from the outside, and the fixing device includes a function key having a plurality of functions. A mobile telephone for data communication, comprising a connection socket connected to an external keyboard. The apparatus of claim 1, wherein the main body accesses a website supporting navigation apparatus and searches for geographic information of a selected region, and if the main body has location data, automatically transmits the position data to the website for operation. The mobile telephone for data communication, characterized in that it automatically provides the necessary geographic information even if you do not operate the main body separately. 22. The web site of claim 21, wherein the body may download the geographic information from a website, but has fixed geographic data in its own memory so that the web does not need to be accessed each time the location is out of a defined range. A mobile telephone for data communication, which reduces the number of times of connection to a site and minimizes the amount of communication data. 22. The apparatus of claim 21, wherein the main body is located in a vehicle fixing device, the fixing device includes a satellite coordinate receiving device and a satellite coordinate receiving antenna, and the main body is connected to a tachometer of the vehicle to increase the accuracy of the position data. Mobile phone for data communication, characterized in that.