JPH10164171A - Pcmcia card-type mobile equipment and mobile equipment system using the equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To attain communicating data through the radio line of a mobil body radio communication system only by means of a PCMCIA(personal computer memory card international association) system card by helpfully using the function of an information terminal without using a normal mobile equipment. SOLUTION: The PCMCIA card-type mmobile equipment 2 having a mobile equipment antenna part 22 and a radio part 23 is connected to a portable personal computer (information terminal 1) and communication protocol is controlled by the software of the information terminal. Thus, the display part of the mobile equipment, a dial part and a power source part, etc., can be omitted (commonly used with the information terminal) so that the cost is reduced and miniaturization is possible. Correspondence to the frequency bands of the various kinds of mobile equipments (PHS and a portable telephone, etc.) is made to be possible by the change of the PCMCIA card radio part and the communication protocoll so that versatility is improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a PCMCIA card type mobile device and a mobile device system using the same, and more particularly, to a PCMCIA card type mobile device which can be wirelessly connected to a mobile radio communication system using a PCMCIA type card.
The present invention relates to a PCMCIA card type mobile device system comprising an information terminal for connecting the PCMCIA card type mobile device and controlling a communication protocol in a corresponding mobile radio communication system to perform data communication.

[0002]

2. Description of the Related Art Conventionally, when data communication is performed using a mobile device for wireless communication such as a mobile phone, the mobile device is connected to an information terminal such as a portable personal computer using a PCMCIA card to transmit and receive data. . All communication functions including a protocol for performing data communication are held in the PCMCIA card unit, and since the specifications of hardware are different for each communication protocol, a dedicated card corresponding to the protocol is used.

[0003]

When a user travels and accesses a company LAN or the Internet from an information terminal, the data is transmitted and received by connecting the mobile device to the information terminal with a dedicated card. However, the user uses various mobile devices (eg, mobile phones and simplified mobile phones (PHS terminals)). However, ordinary mobile devices have many unnecessary parts for transmitting and receiving data, which hinders miniaturization and lowers portability. In addition, since dedicated cards are individually manufactured for various mobile devices, versatility is low and manufacturing costs are high.

[0004] It is an object of the present invention to solve these problems,
PCM suitable for carrying, small and inexpensive to manufacture
An object of the present invention is to provide a CIA card type mobile device and a mobile device system using the same.

[0005]

SUMMARY OF THE INVENTION A PCMCIA card type mobile unit system according to the present invention comprises a PCMCIA card type mobile unit having an antenna unit and a radio unit which can be connected to a mobile radio communication system and a radio line on a PCMCIA card. Means for connecting a PCMCIA type card to a personal computer and a communication protocol used for data communication between the PCMCIA card type mobile device connected to the interface means and the other party through the mobile radio communication system An information terminal having communication control means for controlling data input / output, display, editing, and the like, and a communication protocol as a mobile device in the mobile radio communication system, the data required by the information terminal. Data communication is possible by controlling while inputting and displaying Having an configuration.

In the above configuration, the PCMCI
The type information indicating the type of communication protocol to be used by the A card type mobile device is stored in advance, and the information terminal stores in advance information for controlling a plurality of types of communication protocols, When a connection is detected, the type information of the communication protocol to be used is received, a communication protocol actually used is selected from the plurality of types of communication protocols according to the type information, and a corresponding control is started. Can be.

[0007] The PCMCIA card type mobile device of the present invention comprises:
A configuration in which power supply to the radio unit is received from the information terminal, or the radio unit is exchangeable, and the radio unit is exchanged according to the type of the mobile radio communication system, thereby changing the frequency bands of various mobile devices. Has a configuration capable of coping with the above.

According to the present invention, a PCMCIA card having an antenna section and a radio section of a mobile device is connected to a portable personal computer (such as a notebook personal computer) as an information terminal, and the communication protocol is controlled by software of the portable personal computer. .
This makes it possible to omit the battery unit, the display unit, and the like of the mobile device, thereby enabling cost reduction and miniaturization.
Further, by changing the wireless unit and the communication protocol, it is possible to support the frequency bands of various mobile devices (PHS, mobile phone, etc.). A monitor unit usually included in a mobile device,
Since a power supply unit and a dial unit are not required, miniaturization can be achieved and portability is improved. Also, by changing the wireless part and communication protocol of the PCMCIA card,
It is possible to support various frequency bands of mobile devices,
Versatility is improved.

[0009]

Next, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is a system configuration diagram showing an embodiment of the present invention, and FIG. 2 is a schematic external view thereof. PC of this example
The MCIA card type mobile device system includes an information terminal 1 that performs data processing such as a portable personal computer,
PCMCI which is connected and wirelessly connected to a base station 4 of a known mobile radio communication system and transmits and receives data to and from a partner (not shown) connected to the mobile radio communication system
And an A-card type mobile device 2. Information terminal 1
A display unit 11 for visually displaying information, an operation unit 12 for inputting key operation of information, a PCMCIA slot unit 13 for accommodating the PCMCIA card type mobile device 2 and interconnecting the data line 31 and the control line 32. , CPU 15
And a control unit 14 that performs various data processing according to a stored program including the memory 16 and controls the above-described units. The PCMCIA card type mobile device 2 is a PCMCIA that is housed in the PCMCIA slot unit 13 of the information terminal 1 and interconnects the data line 31 and the control line 32.
A section 21 and antenna section 22 for transmitting and receiving radio signals
And a wireless unit 23 that includes a memory 24 and controls the above units under program control, and mediates data transmission and reception between the information terminal 1 and the base station 4.

Power is supplied to the PCMCIA card type mobile device 2 from the information terminal 1 through a power supply line (not shown) of the PCMCIA slot unit 13.
The antenna unit 22 operates. In addition, input of various data necessary for the mobile device such as dial number input and status display,
The operation unit and the display unit for displaying are not provided in the PCMCIA card type mobile device 2 but share the operation unit 12 and the display unit 11 provided for the information terminal 1 for data processing.

Next, the operation will be described.

The control unit 14 of the information terminal 1 controls the PC 15 under the control of the CPU 15 in accordance with the program stored in the memory 16.
Through the IA slot section 13, the entire PCMCIA card type mobile device 2 having the PCMCIA section 21, the antenna section 22, and the radio section 23 is controlled. The control realizing means by the CPU 15 are classified into main control means, communication control means, display control means, operation input control means and the like (all not shown) according to the control contents. The main control means realizes all functions of the information terminal (data input, editing, display, output, etc.) while controlling other control means.

The PCMCIA slot section 13 of the information terminal 1
PCMCIA section 21 of PCMCIA card type mobile device 2
And a data line 3 is connected between the control unit 14 and the wireless unit 23.
1, when connected via each control line 32, the control unit 1
The main control means of the CPU 15 in the apparatus 4 activates the communication control means and issues a connection request. Upon receiving the connection request, the communication control unit issues an initialization request to the wireless unit (1-4) to the main control unit. The wireless unit 23 of the PCMCIA card type mobile device 2 that has received the initialization request from the control unit 14 (main control unit) of the information terminal 1 via the control line 32 transmits the communication protocol information and ID stored in the internal memory 24. The number is transferred to the control unit 14 (main control means) via the control line 32. The communication control unit that has received the communication protocol information and the ID number from the main control unit determines the type of the communication protocol from the communication protocol information, initializes the communication protocol, and starts the corresponding control. The PCMCIA card type mobile device 2 stores only type information indicating the type of communication protocol to be used, and the information terminal 1 stores information for controlling a plurality of types of communication protocols in advance, P
The communication protocol actually used can be selected from the plurality of types of communication protocols from the CMCIA card type mobile device 2 according to the communication protocol type information, and the corresponding control can be started. The communication control means that has completed the initialization of the communication protocol requests the main control means to make a position registration request for the PCMCIA card type mobile device 2 to the mobile radio communication system. Control unit 14 (main control means)
Receives a position registration request instruction from the control unit 32 via the control line 32, and transmits a position registration request to the base station 4 via the antenna unit 22. The base station 4 uses a known procedure to
A location registration completion notification is transmitted to the MCIA card type mobile device 2. The antenna unit 2 that has received the position registration completion notification transfers the position registration completion notification to the wireless unit 23. The wireless unit 23 is connected to the control unit 14 via the control line 32 (main control unit).
Transfer the location registration completion notification to The communication control means that has received the position registration completion notification from the main control means opens the data line 31 and enters a data waiting state.

For the communication control means in a data waiting state,
When a data transmission or reception request is made by the main control means in accordance with an AT command proposed by Hays Microcomputer Co., USA, the communication control means makes a call to a desired destination via the radio unit 23 and the antenna unit 22 and moves After establishing a line with the other party through the body radio communication system, the radio unit 23 and the antenna unit 2
2 for data communication.

In the above-described embodiment, the PCMCIA card type mobile unit 2 has one wireless unit 23. However, by changing to a wireless unit using another exchangeable communication protocol, another communication protocol (for example, Data communication by the protocol of the simple portable telephone system (PHS) to the 800 MHz band protocol of the ordinary portable telephone system becomes possible.

As can be easily understood from the above description,
According to the present embodiment, the PCMCIA card type mobile device 2
The wireless interface of, for example, a PHS and the wireless section of, for example, an 800 MHz band of a mobile phone can be exchanged and connected to only one interface, and the communication protocol can be controlled according to the connected wireless section. Therefore, the exchange of the wireless unit enables communication using one of a plurality of protocols with one interface. As a result, it is possible to provide a PCMCIA card-type mobile device that is inexpensive, small and lightweight, and a mobile device system using the same, as compared with a case where a mobile device of a normal mobile radio communication system is used. In addition, if the information terminal 1 is prepared in advance for each destination of the user, the user only needs to carry the PCMCIA card type mobile device 2 alone, so that the portability is further improved.

[0018]

As described above, according to the present invention, P
A PCMCIA card type mobile device equipped with an antenna unit and a radio unit which can be connected to a mobile radio communication system and a radio line on a CMCIA type card has communication control means for controlling a communication protocol, and has data input / output and display. The PCMCIA card is connected to an information terminal that performs processing such as editing, editing, etc., and performs data communication by controlling the communication protocol as a mobile device in the mobile radio communication system while inputting and displaying necessary data on the information terminal side. And a wireless unit compatible with a plurality of types of mobile wireless communication systems, for example, a wireless unit of a PHS and a wireless unit of the 800 MHz band of a mobile phone system can be connected and connected to a single interface. Data communication can be performed using an arbitrary protocol of a plurality of protocols according to. Also, power for the wireless unit is supplied from the information terminal. This eliminates the need for a protocol control means (software), a display unit (monitor unit), a dial unit, and a power supply unit that are normally required for the mobile device on the PCMCIA card type mobile device side. A light-weight (improved portability) PCMCIA card-type mobile device can be provided, and a mobile device system using the same can be easily constructed.

[Brief description of the drawings]

FIG. 1 is a system configuration diagram showing an embodiment of the present invention.

FIG. 2 is a schematic external view of the system of FIG.

[Explanation of symbols]

 Reference Signs List 1 information terminal 2 PCMCIA card type mobile device 4 base station 13 PCMCIA slot unit 14 control unit 15 CPU 16, 24 memory 21 PCMCIA unit 22 antenna unit 23 radio unit 31 data line 32 control line

Claims (4)

[Claims] 1. A PCMCIA card-type mobile device equipped with an antenna unit and a radio unit that can be connected to a PCMCIA card by a mobile radio communication system and a radio line,
Interface means for connecting the PCMCIA type card and a communication protocol used by the PCMCIA card type mobile device connected to the interface means for data communication with the other party through the mobile radio communication system. An information terminal having communication control means for input / output, display, editing, etc. of data, and a communication protocol as a mobile device in the mobile radio communication system; A PCMCIA card type mobile device system that enables data communication by controlling while displaying. 2. The method according to claim 1, wherein the information terminal stores in advance type information indicating a type of a communication protocol to be used by the PCMCIA card type mobile device, and the information terminal stores information for controlling a plurality of types of communication protocols in advance. PCMC
When the connection of the IA card type mobile device is detected, the type information of the communication protocol to be used is received, and the communication protocol to be actually used is selected from the plurality of types of communication protocols according to the type information, and the corresponding control is performed. The PCMCIA card type mobile device system according to claim 1, wherein the system is started. 3. The PCMCIA card-type mobile device used in the PCMCIA card-type mobile device system according to claim 1, wherein power supply to the radio unit is received from the information terminal. . 4. The PCMCIA card type mobile device used in the PCMCIA card type mobile device system according to claim 1, wherein the radio unit is replaceable, and the radio unit is changed according to a type of the mobile radio communication system. A PCMCIA card type mobile device characterized in that it can be adapted to various frequency bands of mobile devices by exchanging the same.