JPH0563843A - Portable telephone set - Google Patents

Abstract

PURPOSE:To realize the portable telephone set in which data communication is simply implemented through simplified system configuration. CONSTITUTION:A card slot is provided to a telephone set main body 1 in which a MODEM 14 is built and an IC card 2 is formed removably to the slot. When the IC card 2 is loaded to the telephone set main body 1 and a transmission key provided to a KEY control section 15 is turned on, a relay 11 is thrown to the position of the NO to connect a control section 10 and the MODEM 14. The MODEM 14 reads data written in a memory 20 of the IC card 2 by a transmission command from the control section 10 and sends communication data subject to modulation and demodulation to the control section 10. The control section 10 converts the communication data into a voice signal and it is sent to a telephone line via an antenna 16 and the transmission is implemented in this way. On the other hand, when a reception data comes from a destination via the antenna 16, the MODEM 14 converts the reception data into data and they are written in the memory 20 of the IC card 2 and then the reception is implemented in this way.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile phone having a data communication function.

[0002]

2. Description of the Related Art In recent years, various techniques have been developed for carrying out data communication using a mobile phone which has become capable of wirelessly communicating with the other party. An example of such a prior art is shown in FIG.

There, there is a telephone body 100 of a mobile telephone.
And a communication terminal 150 such as a facsimile machine, an interface 140 such as a 4-2 line conversion NCU (network control unit)
And the data generated by the communication terminal 150 is connected to the interface 140, the control unit 110, and the antenna 116.
Data was sent by sending it to the telephone line via. The control unit 110 is additionally provided with a communication control unit that controls the transmission procedure with the other party.

On the other hand, data reception is performed by receiving the received data from the other party via the telephone line and the antenna 116 and transmitting the received data to the communication terminal 150 via the control unit 110 and the interface 140.
The received data is used by being printed out by the communication terminal 150.

The telephone body 100 incorporates a speaker 120 and a microphone 130 as means for making a call with the other party's telephone. The speaker 120 and the microphone 130 are separated from the control unit 110 during data communication and connected to the control unit 110 during a call. This switching is performed by the switching circuit 160.

As another prior art, a system configuration in which an acoustic coupler is used instead of the interface 140 to connect the telephone body 100 and the communication terminal 150, and a system configuration in which the interface 140 is built in the communication terminal 150 are provided. Some of them have a system configuration in which a mobile phone is built in a communication terminal.

[0007]

However, each of the above prior arts has a drawback that the system configuration becomes large because a communication terminal is required for communication. There is also a drawback that data communication cannot be easily performed.

The present invention solves the above-mentioned drawbacks of the prior art, and an object of the present invention is to provide a portable telephone which can easily perform data communication with a simple system configuration.

[0009]

The mobile phone of the present invention comprises:
A mobile phone with a removable memory card,
A modem built in the telephone body, a switching means for switching between the modem and the communication means, a transmission mode for transmitting the data written in the memory card to the destination via the modem, and an incoming call from the destination. It is provided with a mode selecting means for selecting a receiving mode and a call mode for writing the received data to the memory card via the modem, and a controlling means for executing each mode, thereby achieving the above object.

[0010]

According to the above system configuration, when the memory card in which the data is written in the memory in advance is inserted into the card slot provided in the main body of the mobile phone, and subsequently the transmission key for selecting the transmission mode is turned on, The data written in the memory is sent to the telephone line through the modem, the control means and the antenna attached to the telephone body, and the transmission operation is performed by this.

On the other hand, when received data is received from the other party via the telephone line and the antenna, the data received via the control unit and the modem is written in the memory card, and the receiving operation is performed by this.

[0012] In this way, the data written in the memory card is detached from the mobile phone,
When set in a terminal such as an electronic notebook or printer, the received data can be displayed or printed out.

[0013]

EXAMPLES Examples of the present invention will be described below.

FIG. 1 shows the system configuration of the mobile phone of the present invention. This mobile phone is provided with a card slot in which the IC card 2 is set (inserted), a call mode with the other party's phone, a transmission mode for transmitting the data previously written in the IC card 2 to the other party, and It is possible to select the reception mode for receiving the data transmitted from the other party.

The operator selects K among these modes.
This is performed by operating the EY control unit 15. That is, when the operator off-hooks the telephone body 1 and operates a dial key provided in the KEY control unit 15 to transmit a dial pulse to the other party, the call and the data transmission in the data communication,
The control unit 10 that controls the entire reception controls the relay 11 by NC.
After switching to the call side, the speaker 12 and the microphone 13 are used to execute the call mode.

On the other hand, dialing is made in an off-hook state,
When the transmission key provided on the KEY control unit 15 is turned on, the transmission mode is selected. Also, when the incoming call signal from the base station is received and connected to the other party,
When the data reception key provided on the control unit 15 is turned on, the reception mode is selected.

When the transmission mode or the reception mode is selected, the control unit 10 switches the relay 11 to the NO side (communication side). When the relay 11 is switched to the NO side, the connection between the control unit 10, the speaker 12 and the microphone 13 is released, and the control unit 10 and the modem 1 built in the telephone body 1 are disconnected.
4 is connected.

The modem 14 has a CPU (main control unit) capable of communicating with the CPU (main control unit) of the control unit 10. When the transmission mode is selected as described above, the modem 14 is activated. The transmission data written in advance in the memory 20 of the IC card 2 is processed into communication data and transmitted to the control unit 10. The communication data is then converted into a voice signal and sent to the telephone line via the communication control unit attached to the control unit 10 and the antenna 16 provided in the telephone body 1.

On the other hand, when the reception mode is selected, the received data received by the control unit 10 via the antenna 16 is converted into data by the modem 14 and written in the memory 20 of the IC card 2. Next, details of the transmission operation and the reception operation will be described.

(Transmission Operation) Transmission data is written in advance in the memory 20 of the IC card 2 set in the card slot. This write is a word processor,
It is performed using another device such as a personal computer, an electronic notebook, and an image scanner. As an example, taking an image scanner as an example, handwritten manuscripts and I
When the C card 2 is set in the image scanner and the document is scanned by the image scanner, the read data is transferred to the memory of the IC card 2, and the transmission data is written by this.

Then, the IC card 2 in which the transmission data is written is set in the card slot of the telephone main body, and the dial key of the KEY control section 15 is operated in the off-hook state to call the other party via the base station. . The control unit 1 receives a predetermined response signal from the other party and connects to the other party.
When it is confirmed by 0, the transmission key is turned on. Then, the control unit 10 switches the relay 11 to the NO side and sends a transmission signal for reading data to the memory 20 of the IC card 2. As a result, the transmission data is read from the memory 20 and transferred to the modem 14. The modem 14 modulates and demodulates the transferred data and sends it to the control unit 10. The control unit 10 converts the transmitted data into a voice signal and sends the voice signal to the telephone line via the antenna 16, whereby the transmission operation is performed.

When the transmission operation is completed, the control unit 10 completes the communication with the other party, and then the telephone body 1 is put into the on-hook state.

(Receiving operation) IC card 2 at the time of receiving
The card slot may be set before the reception or when the telephone confirms that the data is received. The antenna 16 receives an incoming call signal from the base station.
When the control section 10 confirms that there is data transmission from the other party by the transmission procedure after that, the operator turns on the reception key of the KEY control section 15. Then, the control unit 10 switches the relay 11 to the NO side and transmits a voice signal to the modem 14. Modem 1
Reference numeral 4 demodulates the voice signal into reception data for the terminal and writes the reception data in the memory 20 of the IC card 2. As a result, the receiving operation is performed.

When the receiving operation is completed, the control unit 10 ends the communication with the other party, and then the telephone body 1 is put into the on-hook state.

[0025]

According to the mobile phone of the present invention, when the memory card in which the transmission data is written is set in the telephone body, the transmission data is transmitted to the other party and the reception data is written in the memory card. Therefore, data communication can be performed without using a communication terminal. Therefore, according to the present invention, it is possible to realize a mobile phone that can easily perform data communication with a simple system configuration.

[Brief description of drawings]

FIG. 1 is a block diagram showing a system configuration of a mobile phone of the present invention.

FIG. 2 is a block diagram showing a system configuration of a conventional example.

[Explanation of symbols]

 1 Telephone Main Body 10 Control Section 11 Relay 14 Modem 15 KEY Control Section 16 Antenna 2 IC Card 20 Memory

Claims (1)

[Claims] 1. A portable telephone in which a memory card can be inserted / removed, a modem built in the telephone body, a switching means for switching between the modem and the call means, and the memory via the modem. A transmission mode in which data written in the card is transmitted to the other party, a reception mode in which received data received from the other party is written in the memory card through the modem, and a mode selecting means for selecting a call mode, and each mode is executed. A mobile phone having a control means for controlling the mobile phone.