JP2000050035A - System and method for digital portable facsimile communication - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable retransmission in the case of returning a portable telephone set with facsimile(FAX) built-in on the side of reception into the communication zone of a digital portable network by preserving transmission data at a base station when the portable telephone set with FAX built-in on the side of reception is located outside the zone or moved outside the zone in the middle of communication and the transmission is not normally completed as a result. SOLUTION: Concerning this facsimile communication system, transmission/ reception data between portable telephone sets 101 and 102 with FAXs built-in are stored in a data storage part 110 of a base station 103 and under the control of a control part 109, these stored data are transmitted to the portable telephone set 102 with FAX built-in on the side of reception existent outside the communication zone after this telephone set is returned into the zone. Thus, even when the portable telephone set 102 with FAX built-in is moved outside the zone in the middle of communication and the transmission is not normally finished as a result, the base station 103 preserves the transmission data and when the telephone set 102 on the side of reception is returned into the zone, these data are transmitted again.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital portable facsimile communication system for performing mutual facsimile (FAX) communication using a digital portable network, and more particularly to a mobile radio terminal (hereinafter referred to as a FA) having a built-in facsimile apparatus.
X facsimile communication), and a digital facsimile communication system and method capable of properly transmitting and receiving facsimile data when the facsimile built-in mobile phone moves out of the communication area of the digital mobile network. About.

[0002]

2. Description of the Related Art Conventionally, in this type of digital portable facsimile communication system, communication has been performed between portable telephones with built-in FAX via a base station of a digital portable network.

FIG. 12 is a block diagram showing a conventional digital portable facsimile communication system.

A digital portable facsimile communication system shown in FIG.
1, 1202 and a base station 1203. Also, the base station 1203 is
, FAX unit 1205, Call unit 1206
It is comprised including.

The FAX unit 1205 includes a receiving unit 1207 for controlling FAX reception, a transmitting unit 1208 for controlling FAX transmission, and a data buffer unit 1209 serving as a temporary buffer for transmission / reception data. I have.

In the conventional digital portable facsimile communication system configured as described above, the portable telephones with built-in FAX 1201 and 1202 transmit and receive data to and from each other by wireless communication via the base station 1203.

The base station 1203 temporarily stores data sent from, for example, a facsimile built-in portable telephone 1201 in a data buffer unit 1209, and then stores the data in the FA as a partner device.
X sends data to the built-in mobile phone 1202, and after sending,
Data was deleted from the data buffer unit 1209.

[0008]

However, in the above-mentioned conventional digital portable facsimile communication system, the base station 1203 is connected to the portable telephones 1201, 120 with built-in facsimile.
Since only the relay between the two is performed, the power of the receiving-side FAX built-in mobile phone 1202 is turned off, the telephone 1202 is out of the communication range of the digital mobile network, or moved from the range to the outside during the reception. In such a case, facsimile communication could not be performed normally.

In particular, the portable telephones 1201 and 1
In the case of 202, communication is frequently performed while moving, and in many cases, the terminal is located in a place where radio waves cannot reach during communication, and data transmission must be performed again, which is inconvenient.

[0010] The present invention provides a method for transmitting data to a base station when a receiving-side FAX-equipped mobile telephone is out of the communication range of a digital mobile network or when the transmission is not normally terminated due to moving out of the communication range. And save the FA on the receiving side.
It is an object of the present invention to provide a digital portable facsimile communication system and method capable of retransmitting when the mobile phone with built-in X returns to the service area.

[0011]

Means for Solving the Problems The present invention has the following arrangement to solve the above-mentioned problems.

According to a first aspect of the present invention, there is provided a digital portable facsimile communication system for storing transmission / reception data between mobile radio terminals having a built-in facsimile apparatus, and transmitting the stored data to the mobile radio terminals existing outside the communication area. Is provided with a base station for transmitting after returning to the service area.

With this configuration, data is transmitted from the base station when the mobile radio terminal on the receiving side is in a receivable state, so that data can be reliably received.

According to a second aspect of the present invention, there is provided a digital portable facsimile communication system, comprising: storage means for receiving and storing transmission data from a mobile radio terminal incorporating a transmission source facsimile apparatus; and a transmission destination mobile radio terminal. A base station having identification means for identifying whether or not is within a communication range, and transmission means for transmitting transmission data to a destination mobile radio terminal identified as being within the service area by the identification means. The configuration was adopted.

According to this configuration, data is transmitted from the base station when the mobile radio terminal on the receiving side is in a receivable state, so that data can be reliably received.

According to a third aspect of the present invention, there is provided the digital portable facsimile communication system according to the first or second aspect, wherein the base station completes the transmission of the transmission data to the destination mobile radio terminal. Until the transmission data is stored, the transmission data is stored in the storage means.

With this configuration, when the mobile radio terminal on the receiving side moves out of the service area during communication and transmission is not completed, the transmission data stored in the base station is used at the time of retransmission. Need only perform the transmission process once.

According to a fourth aspect of the present invention, there is provided a digital portable facsimile communication system according to any one of the first to third aspects, wherein the base station transmits the transmission data stored in the storage means. When the identification means has identified that the mobile radio terminal to be transmitted has returned to the service area, the identification means notifies the mobile radio terminal of the presence of the transmission data.

With this configuration, the receiver can know from the base station that there is unreceived data.

According to a fifth aspect of the present invention, there is provided a digital portable facsimile communication system according to any one of the first to third aspects, wherein the base station transmits the transmission data stored in the storage means. The transmission means transmits the transmission data to the mobile wireless terminal when it is identified by the identification means that the transmitting mobile wireless terminal has returned to the service area.

With this configuration, when the power of the mobile radio terminal on the receiving side is turned on or when the mobile radio terminal returns to the service area, unreceived data can be automatically retransmitted from the base station.

According to a sixth aspect of the present invention, there is provided a digital portable facsimile communication system according to any one of the first to fifth aspects, wherein the mobile radio terminal completes data reception at the time of reception. A monitoring means for monitoring whether or not the data reception has been interrupted, and an output means for outputting that data reception has been interrupted when the interruption of reception is detected by the monitoring means.

With this configuration, the receiver can know the interruption of the data reception.

According to a seventh aspect of the present invention, there is provided a digital portable facsimile communication system according to any one of the first to sixth aspects, wherein the mobile radio terminal transmits data addressed to itself to the base station. A configuration is provided that includes a confirmation unit that confirms whether or not the data is stored in the storage unit of the station, and a reception unit that communicates with the base station and receives the transmission data.

[0025] With this configuration, when the power of the mobile radio terminal on the receiving side is turned on or when the mobile terminal returns to the service area, the data transmitted from the transmitting side can be taken out from the base station.

The base station apparatus according to the present invention communicates via a digital communication network and receives and accumulates transmission data from a mobile station apparatus incorporating a transmission source facsimile apparatus. Identification means for identifying whether the transmission destination mobile station apparatus is within the communication range, and transmission means for transmitting transmission data to the transmission destination mobile station apparatus identified as being within the communication range by the identification means. Configuration.

According to this configuration, when the mobile radio terminal on the receiving side is in a receivable state, the data is transmitted from the base station apparatus, so that the data can be reliably received.

According to a ninth aspect of the present invention, in the base station apparatus of the eighth aspect, the transmission data is stored in the storage means until the transmission of the transmission data to the destination mobile station apparatus is completed. The configuration was adopted.

According to this configuration, when the mobile station apparatus on the receiving side moves out of the service area during the communication and the transmission is not completed, the transmission data stored in the base station is used at the time of retransmission. The mobile station device only needs to perform the transmission process once.

According to a tenth aspect of the present invention, in the base station device of the eighth or ninth aspect, the mobile station device transmitting the transmission data stored in the storage means has returned to the service area. A notifying unit that notifies the mobile station device that the transmission data is present when identified by the identifying unit.

With this configuration, the receiver can know that there is unreceived data from the notification from the base station apparatus.

Further, in the base station apparatus according to the present invention, the mobile station apparatus transmitting the transmission data stored in the storage means has returned to the service area in the base station apparatus according to the eighth or ninth aspect. When is identified by the identification unit, the transmission unit transmits the transmission data to the mobile station device.

With this configuration, when the power of the mobile station apparatus on the receiving side is turned on or when the mobile station apparatus returns to the service area, unreceived data can be automatically retransmitted from the base station.

A mobile station apparatus according to a twelfth aspect of the present invention is a mobile station apparatus, comprising: a confirmation unit for confirming whether or not transmission data addressed to itself is stored in a storage unit of the base station; And a receiving means for receiving the message.

With this configuration, when the power of the mobile station apparatus on the receiving side is turned on or when the mobile station apparatus returns to the service area, the data transmitted from the transmitting side can be extracted from the base station apparatus.

A mobile station device according to a thirteenth aspect of the present invention is the mobile station device according to the twelfth aspect, wherein the monitoring means monitors whether or not data reception has been completed when receiving data from a base station in a digital communication network. And output means for outputting that data reception has been interrupted when the monitoring means detects interruption of reception.

With this configuration, the receiver can know that the data reception has been interrupted.

According to a fourteenth aspect of the present invention, there is provided a digital portable facsimile communication method, wherein transmission / reception data between mobile radio terminals incorporating a facsimile apparatus is stored in a base station, and the stored data is stored in the mobile radio facsimile outside the communication area. For the terminal, it will be transmitted after returning to the area.

According to this method, the data is transmitted from the base station when the receiving mobile radio terminal is in a receivable state, so that the data can be reliably received.

[0040]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a digital portable facsimile communication system according to the present invention will be specifically described below with reference to the drawings.

FIG. 1 is a block diagram showing a digital portable facsimile communication system according to an embodiment of the present invention.

The digital portable facsimile communication system shown in FIG.
02, and a base station 103 of a digital communication network. The base station 103 relays between portable facsimile apparatuses, transmits and receives radio waves, a radio communication unit 104, a call unit 105 for making a call, a FAX It is configured with a FAX unit 106 for performing communication.

The FAX unit 106 includes a receiving unit 107 for performing FAX reception control, a transmission unit 108 for performing FAX transmission control, a control unit 109 which will be described in detail later, and a FAX-equipped mobile telephone (for example, 101) and a data storage unit 110 for storing the data transmitted.

Further, the portable telephones 101 and 10 with built-in FAX
2, a recording unit 201 and a reading unit 20 as shown in FIG.
2, the image data storage unit 203, and the facsimile communication processing unit 2
04, the wireless interface unit 205, and the wireless communication unit 2
06 is provided.

The recording unit 201 records the received image data on recording paper. The reading unit 202 reads a document and stores the document in the image data storage unit 203. . The facsimile communication processing unit 204 includes the image data storage unit 2
The FAX wireless procedure process is performed on the data stored in F.03.

The mobile phone interface unit 205 transmits or receives digitized image data or a protocol to / from the wireless communication unit 206. here,
As data to be transmitted and received, 207 is the wireless communication unit 20.
6, the transmission data of digital communication transmitted to the wireless communication unit 206, the reception data of digital communication received from the wireless communication unit 206, the uplink control data 209 for call control,
0 is downlink control data for call control.

As shown in FIG. 3, the FAX communication processing section 204 includes a FAX data receiving section 301, a FAX data transmitting section 302, a registered user information transmitting section 303, and a dial calling section 304. It is configured.

The FAX data receiving unit 301 receives FAX data. FAX data transmission unit 302
Is for transmitting FAX data. The registered user information transmitting unit 303 transmits user information for accessing the base station 103. Dial calling unit 3
Reference numeral 04 denotes dial information for connecting a call to the base station 103.

As shown in FIG. 4, the control unit 109 of the base station 103 includes a storage memory access control unit 401,
It is configured to include a stored data transmission instructing unit 402, a stored data presence / absence determining unit 403, a message sending unit 404, and a password determining unit 405.

The storage memory access control unit 401 controls writing and reading of image data to and from a predetermined area of the data storage unit 110. The stored data transmission instructing unit 402 transmits data for which transmission has been instructed to the transmitting unit 108.

The stored data presence / absence determining unit 403 determines whether or not there is data of the accessed user.
The message sending unit 404 sends a message according to the access content. Password determination unit 40
Reference numeral 5 is for judging whether or not the user ID and password are correct, and permitting access to the storage system if the ID and password are correct.

The data transmission / reception operation in the digital portable facsimile communication system thus configured will be described. First, referring to the flowchart of FIG.
The transmission operation by the mobile phone 101 with built-in X will be described.

First, as shown in step ST501 of FIG. 5, data is transmitted from the transmitting-side FAX built-in portable telephone 101 to the base station 103. In this case, in the FAX built-in mobile phone 101, the transmission original is read by the reading unit 202, temporarily stored in the image data storage unit 203,
After being digitized by the AX communication processing unit 204, the dial calling unit 304 dials the base station 103 to connect the call.

After that, the FAX data transmitting section 302 sends the digitized data to the wireless communication section 206 via the wireless interface section 205. As a result, after the carrier signal is modulated by the data in the wireless communication unit 206, wireless transmission to the base station 103 is performed.

If the data transmission has not been completed in the judgment of step ST502, the process proceeds to step ST50.
If the transmission is continued in 1 and the transmission is completed, as shown in step ST503, the data is stored in the data storage unit 110 of the base station 103.

FIG. 6 shows the structure of the data storage section 110 and the data stored therein. As illustrated in FIG. 6, the data storage unit 110 includes a communication log unit 601, a registered user information unit 602, and a user data storage unit 603, and is configured to communicate via the base station 103. The information is saved.

The communication log section 601 includes communication information 604 for storing communication mode and communication error information, a reception date and time 605 when the data storage section 110 received data, a transmission telephone number 606, and a reception telephone number 607. Will be saved.

The registered user information section 602 includes a user ID 60 which is information of a user who uses the facsimile service.
8, the user password 609 and the stored data directory name 610 are stored. User data storage unit 603
, A directory 611 is divided for each registered user, and undelivered received data 612 addressed to each user exists in the directory.

After storing such data, step S
As shown in T504, the base station 103
Whether or not the mobile phone 102 with built-in X is within the communication range of the digital network is determined based on the state of the radio wave transmitted from the mobile phone 102.

As a result, if the receiving-side FAX built-in portable telephone 102 is out of the service area, data transmission is not performed. However,
Even when the power of the FAX built-in mobile phone 102 on the receiving side is turned off, it is determined to be out of the service area. Further, even when the radio wave condition is poor, it may be determined that the mobile phone is out of the service area.

On the other hand, if it is within the service area, step ST505
As shown in (1), a call is made to the receiving-side FAX-incorporated mobile phone 102, and data stored in the data storage unit 110 is transmitted as shown in step ST506.

Then, as shown in step ST507, it is determined whether or not the transmission is normally completed. If the transmission is not completed normally, the process returns to step ST504 to perform the above-described processing. , Step ST50
As shown in FIG. 8, the transmitted data stored in the data storage unit 110 is deleted.

With this processing, the sender only needs to perform the transmission processing once, regardless of whether the other party is in a receivable state.

Next, the operation of the FAX built-in portable telephone 102 to retrieve the data stored in the base station 103 and addressed to itself will be described with reference to the flowchart of FIG.

First, as shown in step ST701,
When the user inputs the data retrieval number assigned to himself / herself in the FAX built-in mobile phone 102,
The dial calling unit 304 calls the number.

Thereafter, as shown in step ST702, when the user inputs the user ID, the registered user information transmitting section 303 transmits the user ID. This user ID
Is determined to be correct by the password determination unit 405, and after the call is connected, the user inputs a password registered in advance.

Then, as shown in step ST 704, in password determining section 405 of base station 103,
When it is determined that the input password matches the password registered in advance, as shown in step ST705, the stored data presence / absence determining unit 403 sets the
The presence / absence of stored data addressed to the built-in mobile phone 102 is determined.

As a result, when there is no stored data, ST
As indicated by reference numeral 706, the fact that there is no data is notified to the FAX built-in mobile phone 102. On the other hand, when it is determined that there is stored data, as shown in step ST707, message transmitting section 404 notifies mobile phone 102 with built-in FAX of a message indicating that there is stored data.

The mobile phone with built-in FAX 10 receiving this
In 2, in step ST708, the user presses a reception button for instructing start of reception,
As shown in step ST709, reception of stored data is started by FAX data receiving section 301. After that, in the determination of step ST710, when the reception ends, the data extracting process ends.

By such a process, the receiver can always retrieve unreceived data addressed to itself. next,
With reference to the flowchart of FIG. 8, an operation in the case where the FAX-incorporated mobile phone 102 being received is out of range due to movement and communication is interrupted will be described.

First, while data is being received in step ST801, if it is determined in step ST802 that the mobile terminal has moved out of the service area, or if reception has not been completed normally due to power-off or the like, step ST803 is executed.
As shown in FIG. 9, the recording unit 201 prints the interruption message 902 on the recording paper 901 shown in FIG.
As shown in (b), the display is displayed on the display unit 903 to notify the recipient. When the recipient learns of the interruption,
As described with reference to the flowchart of FIG. 7, by performing the data extracting process, the data addressed to itself is transmitted to the base station 1.
03.

Next, with reference to the flowcharts of FIGS. 10 and 11, the base station detects that the receiving-side FAX built-in portable telephone 102 has returned to the service area, and stores the stored data in the receiving-side FA.
The operation when transmitting to the X-embedded mobile phone 102 will be described. However, FIG. 10 is a base station, and FIG.
FIG. 7 is a flowchart showing the operation of the AX built-in mobile phone 102.

First, as shown in step ST 1001 of FIG. 10, stored data presence / absence determining section 403 of base station 103.
Determines whether there is stored data in the data storage unit 110 and, if there is stored data, determines in step ST1002
As shown in (1), whether the receiving-side FAX-incorporated mobile telephone 102 has returned to the service area is detected based on the state of the radio wave transmitted from the telephone 102.

As a result, if the FAX built-in portable telephone 102 has returned to the service area, it notifies that there is received data as shown in step ST1003. This is the base station 10
3 uses the communication log unit 601 in the data storage unit 110 to search the user data storage unit 603 for any unreachable reception information. As a result, when it is determined that there is unreachable information, the registered user information This is performed by searching for the transmission telephone number 606 according to the user ID 608 of the unit 602 and calling.

Here, the portable telephone 102 with built-in FAX
In the determination of step ST1101 shown in FIG. 11, a notification that there is received data (stored data) from base station 103 is received. The user who confirms this is fax
By inputting a password in built-in mobile phone 102, a connection instruction to base station 103 is transmitted as shown in step ST1102.

At this time, the base station 103 determines in step ST1
As shown in 004, the mobile phone 1 with built-in FAX on the receiving side
Since the password is sent from the telephone 102 by the above processing, the password determination unit 405 determines whether or not the password matches the user password 609. If it is determined and matched, the stored data directory name 610 is searched for data to be transmitted by the user data storage unit 603, and as shown in step ST1005, the stored data transmission instruction unit 402 starts transmitting the stored data. Step ST1
At 006, it is determined that transmission of the stored data has been completed.

As a result, the portable telephone 10 with built-in FAX
In step 2, the start of data transmission is determined by the base station 103 in step ST1103 shown in FIG. 11, so that as shown in step ST1104, reception of accumulated data from the base station 103 is started. ST
In 1105, it is determined whether the reception of the stored data has been completed.

If the transmission of the stored data has been completed in the determination of step ST1006,
In step 1007, the stored data transmitted from the data storage unit 110 is deleted.

By such processing, even when the receiver is not aware that there is unreceived data addressed to himself / herself, the base station retransmits the data, so that the data can be received reliably.

As described above, according to the present embodiment, base station 103 accumulates data transmitted from transmitting-side FAX built-in mobile phone 101 in base station 103, and stores F-side data on the receiving side.
By transmitting when the AX built-in mobile phone 102 is in a receivable state, the sender is only required once even if the movement of the FAX built-in mobile phone 102 moves out of the range of the digital mobile network and the communication becomes impossible in many cases. It is only necessary to perform the transmission processing, and the base station 103 detects the return of the receiving-side FAX built-in mobile phone 102 to the service area and resends the data, so that the data can be reliably sent to the receiver without the burden on the sender.

[0081]

As is apparent from the above description, according to the present invention, the transmission is normally performed when the receiving-side FAX built-in portable telephone is out of the communication range of the digital portable network or moves out of the communication range during communication. If the reception is not completed, the base station can store the transmission data and transmit the transmission data again when the receiving-side FAX built-in mobile phone returns to the service area.

[Brief description of the drawings]

FIG. 1 is a block diagram of a digital portable facsimile communication system according to an embodiment of the present invention.

FIG. 2 is a block diagram of a mobile phone with a built-in FAX in the digital mobile facsimile communication system according to the embodiment.

FIG. 3 is a block diagram of a facsimile communication processing unit of the mobile phone with built-in facsimile in the digital mobile facsimile communication system according to the embodiment;

FIG. 4 is a block diagram of a control unit of a base station in the digital portable facsimile communication system of the embodiment.

FIG. 5 is a flowchart for explaining data transmission processing in the digital portable facsimile communication system of the embodiment.

FIG. 6 is a diagram showing contents stored in a data storage unit of a base station in the digital portable facsimile communication system of the embodiment.

FIG. 7 is a flowchart for explaining a self-addressed data extracting process of a mobile phone with a built-in FAX in the digital mobile facsimile communication system according to the embodiment.

FIG. 8 is a flowchart for explaining an operation in a case where a mobile phone with a built-in FAX moves out of the service area and communication is interrupted in the digital mobile facsimile communication system of the embodiment.

FIG. 9A is a diagram showing an example of printing by a recording unit of a portable telephone with a built-in FAX in the digital portable facsimile communication system of the embodiment. FIG. 9B is a view showing a display unit of a portable telephone with a FAX in the digital portable facsimile communication system of the embodiment. Display example diagram of

FIG. 10 is a flowchart for explaining stored data transmission processing when the base station returns to the service area in the digital portable facsimile communication system of the embodiment.

FIG. 11 is a flowchart for explaining data reception processing of a mobile phone with a built-in FAX in the digital mobile facsimile communication system of the above embodiment.

FIG. 12 is a block diagram of a conventional digital portable facsimile communication system.

[Explanation of symbols]

 101, 102 FAX built-in mobile phone 103 Base station 106 FAX unit 109 Control unit 110 Data storage unit 301 FAX data reception unit 302 FAX data transmission unit 303 Registered user information transmission unit 304 Dial calling unit 401 Storage memory access control unit 402 Storage data Transmission instruction section 403 Stored data presence / absence determination section 404 Message transmission section 405 Password determination section

Claims (14)

[Claims] 1. A base station for storing transmission / reception data between mobile radio terminals incorporating a facsimile apparatus and transmitting the stored data to the mobile radio terminals existing outside the communication area after returning to the service area. , A digital portable facsimile communication system comprising: 2. A storage means for receiving and storing transmission data from a mobile radio terminal incorporating a transmission source facsimile apparatus, and identification for identifying whether or not the transmission destination mobile radio terminal is within a communication range. And a base station having transmission means for transmitting transmission data to a destination mobile radio terminal identified as being within range by the identification means. 3. The base station according to claim 1, wherein the base station stores the transmission data in the storage unit until the transmission data is completely transmitted to the destination mobile radio terminal.
A digital portable facsimile communication system as described. 4. The base station, when the identification means identifies that the mobile radio terminal transmitting the transmission data stored in the storage means has returned to the service area, determines that the mobile radio terminal has the transmission data. 4. The digital portable facsimile communication system according to claim 1, further comprising a notification unit for notifying a terminal device. 5. The base station, when the identification means identifies that the mobile radio terminal transmitting the transmission data stored in the storage means has returned to the service area, transmits the transmission data to the mobile radio terminal by the transmission means. 4. The digital portable facsimile communication system according to claim 1, wherein the data is transmitted to a terminal. 6. A mobile radio terminal, comprising: monitoring means for monitoring whether or not data reception has been completed at the time of reception; and an output for outputting an indication that data reception has been interrupted when the monitoring means detects reception interruption. The digital portable facsimile communication system according to any one of claims 1 to 5, comprising means. 7. A mobile radio terminal comprising: a confirmation unit for confirming whether transmission data addressed to itself is stored in a storage unit of a base station; and a reception unit for communicating with the base station and receiving the transmission data. 2. The method according to claim 1, further comprising:
7. A digital portable facsimile communication system according to claim 6. 8. Communication via a digital communication network,
Storage means for receiving and accumulating transmission data from a mobile station device incorporating a transmission source facsimile device, identification means for identifying whether or not the transmission destination mobile station device is within a communication range; Transmitting means for transmitting transmission data to a destination mobile station device identified as being in the vicinity of the base station device. 9. The base station apparatus according to claim 8, wherein the transmission data is stored in storage means until transmission of the transmission data to the transmission destination mobile station apparatus is completed. 10. A notification for notifying the mobile station device that the transmission data is present when the identification unit identifies that the mobile station device transmitting the transmission data stored in the storage unit has returned to the service area. The base station apparatus according to claim 8 or 9, further comprising means. 11. When the identification means identifies that the mobile radio terminal transmitting the transmission data stored in the storage means has returned to the service area, the transmission means transmits the transmission data to the mobile radio terminal. The base station apparatus according to claim 8 or 9, wherein 12. A communication system comprising: a confirmation unit for confirming whether transmission data addressed to itself is stored in a storage unit of a base station; and a reception unit for communicating with the base station and receiving the transmission data. A mobile station device characterized by the above-mentioned. 13. A monitoring means for monitoring whether or not data reception is completed when receiving data from a base station in a digital communication network, and detecting that the data reception has been interrupted when the reception interruption is detected by the monitoring means. 13. The mobile station device according to claim 12, further comprising an output unit for outputting. 14. A transmission / reception data between mobile radio terminals incorporating a facsimile apparatus is stored in a base station, and the stored data is transmitted to the mobile radio terminals existing outside the communication range after returning to the range. A digital portable facsimile communication method, characterized in that: