JPH09153959A - Radio communication system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily and surely send data stored in a slave communication terminal equipment to an external communication terminal equipment even when the user is resident at a location apart from the slave communication terminal equipment. SOLUTION: Plural image data are stored in a storage area 56a of a RAM 56 of a slave facsimile equipment #2 while a file number is assigned to each of the data. An image data transfer command, a request destination number, a file number and a transfer destination number are inputted by using a ten-key 32a, a function key 321b and a set key 32c of a slave telephone set #1 in an office X or at the outside of the office X. The slave telephone set #1 makes a call to a slave facsimile equipment #2 having the request destination number and sends a push tone signal corresponding to an image data transfer command, file number data and transfer destination number data to the facsimile equipment #2 after the call is received. The slave facsimile equipment #2 selects designated image data from the storage area 56a and sends the selected data to an external facsimile equipment.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wireless communication system including a master unit connected to a wired telephone line and a slave unit such as a slave facsimile machine or slave phone connected to the master unit via a wireless line. It is about.

[0002]

2. Description of the Related Art It has been proposed to use this type of wireless communication system in an office or the like. in this case,
It is conceivable to provide not only a telephone but also a communication terminal device such as a facsimile device as a slave connected to the master by a wireless line. In such a configuration, it is possible to use the slave telephone to make a call and to use the slave communication terminal device to perform facsimile communication and the like.

[0003]

However, in general, the number of child communication terminal devices installed in an office or the like is smaller than that of a child phone, and a small number of child communication terminal devices are often shared by a large number of people. In this way, in an environment in which a small number of child communication terminal devices are shared by a large number of people, most people will work at a place away from the place where the child communication terminal devices are installed. Therefore, for example, when transmitting the data stored in the child communication terminal device to the external communication terminal device,
The user needs to go to the installation place of the child communication terminal device one by one and perform the operation.

Further, when it is desired to send the data stored in the child communication terminal device in the office to the external communication terminal device at the destination, the person in the office is called from the destination to send the data. It is necessary to have the operation for sending performed instead. However, this method is not only annoying to the hand of another person, but it is impossible to send data when there is no person in the office to perform the sending operation.

The present invention has been made by paying attention to such problems existing in the prior art. The purpose is
Even when the child communication terminal device is located at a remote place, data can be easily and reliably transmitted from the child communication terminal device to an external communication terminal device without going to the child communication terminal device or annoying the hand of another person. It is to provide a wireless communication system capable of performing the above.

[0006]

[Means for Solving the Problems] In order to achieve the above object, in the invention according to claim 1, a master unit connected to a wired telephone line, and a facsimile connected to the master unit via a wireless line. In a wireless communication system including a slave communication terminal device such as a slave communication terminal device, the slave communication terminal device stores the data in the storage device, and when receiving the data transfer command and the transfer destination number data from the external telephone, the storage device stores the data in the transfer destination. And a transmission control means for transmitting the data within.

In a second aspect of the present invention, a wireless communication system comprising a master unit connected to a wired telephone line, and a slave telephone and a slave communication terminal device such as a facsimile connected to the master unit via a wireless line. In the sub-communication terminal device, when the storage means for storing the data and the data transfer command and the transfer destination number data are received from the extension telephone by the sub-phone,
And a transmission control means for transmitting the data in the storage means to the transfer destination.

According to a third aspect of the present invention, in the wireless communication system according to the first or second aspect, the storage means of the slave communication terminal device stores a plurality of data in a state in which file numbers are respectively assigned, When receiving the file number data in addition to the data transfer command and the transfer destination number data, the transmission control means transmits the data corresponding to the file number to the transfer destination.

Therefore, the first to third aspects of the present invention have the following effects. According to the first aspect of the invention, for example, the child communication terminal device in the office is called from an outside place and the data transfer command and the transfer destination number data are transmitted to the child communication terminal device. The data transfer command and the transfer destination number data are based on, for example, a push tone signal transmitted by operating the ten keys. Then, upon receiving the data transfer command and the transfer destination number data from the outside line telephone, the slave communication terminal device automatically transmits the data in the storage means to the transfer destination indicated by the transfer destination number data.

According to the second aspect of the present invention, for example, in an office, a sub-phone is used to make an extension call to the sub-communication terminal device, and the sub-communication terminal device is provided with a data transfer command and transfer destination number data. To send. Upon receiving the data transfer command and the transfer destination number data from the extension telephone, the slave communication terminal device automatically transmits the data in the storage means to the transfer destination indicated by the transfer destination number data.

According to the third aspect of the present invention, by transmitting the file number data to the child communication terminal device, it is possible to arbitrarily select the necessary data from the plurality of data and transmit it to the transfer destination. You can

[0012]

Hereinafter, embodiments of the present invention will be described. FIG. 1 shows the configuration of a wireless communication system according to this embodiment. The base unit # 0 is, for example, a PSTN with two lines
It is connected to telephone lines (general telephone line networks) L1 and L2. The two slave units # 1 and # 2 are connected to the master unit # 0 by a wireless line. In the present embodiment, the handset # 1 is a handset, and the handset # 2 is a handset facsimile device as a handset communication terminal device. The master unit # 0 and the slave units # 1 and # 2 are installed, for example, in the office X, but the slave unit # 1 can be taken outside.

The wireless communication between the slave units # 1 and # 2 and the master unit # 0 is performed by PHS (Personal Handyphone
The system uses a mobile communication service developed in recent years called a system). A PHS terminal (slave unit) can communicate outdoors via an outdoor base station A like a mobile phone, and indoors as an indoor base station (master unit) connected to a general telephone network like a cordless phone. ) Can be communicated through. The feature of PHS is that the transmission method is TDM.
A / TDD (Time Division Multiple Acces / T
ime Division Duplex) method is used and the frequency utilization efficiency is good. In addition, since ADPCM is adopted as the voice encoding method, the line quality is good, and the data transmission is faster than that of the analog type cordless telephone, so that data communication such as facsimile communication becomes possible.

Next, FIG. 2 shows the configuration of the base unit # 0. NC
U (Network Control Unit) 1 is the base unit #
Controls the connection and disconnection between 0 and the telephone lines L1 and L2.
The ADPCM codec 3 encodes the data received through the telephone lines L1 and L2 by ADPCM (adaptive differential pulse code modulation), and the slave unit # 1 through the wireless line.
The data received from # 2 is decoded. The channel codec 4 creates data compatible with the TDMA / TDD system and extracts necessary data from the data received from the slaves # 1 and # 2. The modulator 5 modulates the data to be transmitted to the slaves # 1 and # 2 by the π / 4 shift QPSK method, and the demodulator 6 demodulates the data received from the slaves # 1 and # 2 by the same method. The RF unit 7 transmits the data input from the modulation unit 5 to the slave units # 1 and # 2 via the antenna 8 and outputs the data received via the antenna 8 to the demodulation unit 6.

The master unit # 0 further includes a CPU 9 for controlling the above-mentioned units, a ROM 10 for storing programs and the like required for the control, and a RAM 11 for temporarily storing data and the like for the control.

Next, FIG. 3 shows the configuration of the slave telephone # 1.
The speaker 21 and the microphone 22 are connected to the ADPCM codec 23. ADPCM codec 23
The data received via the wireless line is decoded by the ADPCM system and output from the speaker 21, and the voice data input from the microphone 22 is encoded by the same system. The channel codec 24 is TDMA /
Data that conforms to the TDD method is created, and necessary data is extracted from the received data. The modulation unit 25 shifts the data transmitted via the wireless line by π / 4 shift QPSK.
Modulation is performed by the same method, and the demodulation unit 26 demodulates the data received via the wireless line by the same method. RF unit 27
Transmits the signal input from the modulator 25 via the antenna 28 and outputs the signal received from the antenna 28 to the demodulator 26.

Further, the sub-phone # 1 is provided with a CPU 29 for controlling the above-mentioned respective parts, a ROM 30 for storing programs and the like required for the control, and a RAM 31 for temporarily storing data and the like for the control. The key input unit 32 includes various operation keys such as a ten key 32a for inputting a telephone number and the like, a function key 32b and a set key 32c which will be described later. The DTMF generating circuit 33 includes a ten key 32a.
Push tone signal (D
TMF) is generated and output to the ADPCM codec 23. The LCD 34 displays various data such as the input telephone number.

Next, FIG. 4 shows the configuration of the child facsimile device # 2. The reading unit 41 binarizes image data obtained by scanning an original with a CCD or the like. The recording unit 42 prints on recording paper based on the image data. The FAX codec 57 encodes the image data binarized by the reading unit 41 for redundancy compression, decodes the encoded data received from the wireless line, and outputs the encoded data to the recording unit 42. FA
The X-modem 58 modulates the data coded by the FAX codec 57 into a deemed voice and demodulates the deemed voice received from the wireless line. The FAX modem 58 also has a function for detecting and generating a push tone signal. The ADPCM codec 43 is a FAX
The assumed voice data input from the modem 58 is ADPC
The encoded audio data received via the wireless line is encoded by the M method and is decoded by the same method as F
Output to the AX modem 58. Channel codec 4
4 is the creation of data conforming to the TDMA / TDD system,
Also, necessary data is extracted from the data received via the wireless line. The modulator 45 modulates the data transmitted via the wireless line by the π / 4 shift QPSK method,
The demodulation unit 46 demodulates the data received via the wireless line by the same method. The RF unit 47 transmits the signal input from the modulation unit 45 via the antenna 48, and outputs the signal received from the antenna 48 to the demodulation unit 46.

Further, in the ADPCM codec 43 and the channel codec 44 in the slave facsimile apparatus # 2, a CPU 49, a ROM 50 storing programs and the like required for control, and a RAM 51 for temporarily storing data and the like required for control. Are connected.

Similarly, the FAX codec 57 and the FAX codec
A CPU 54, a ROM 55, and a RAM 56 as a storage unit are connected to the modem 58. RAM56 is
A storage area 56a for storing image data is provided, and a plurality of image data are stored in the storage area 56a in a state in which file numbers 1, 2, 3, ... Are respectively allocated. There is. The key input unit 52 includes various operation keys such as a ten key 52a for inputting a telephone number and the like, a function key 52b described later and a set key 52c. The LCD 53 displays various information such as the input telephone number. In this embodiment, the CPU 54 and the ROM 5
5, the RAM 56 and the FAX modem 58 constitute a transmission control means.

Next, the operation of the wireless communication system configured as described above will be described. First, the operation of storing image data in the storage area 56a of the RAM 56 of the slave facsimile apparatus # 2 will be described based on the flowchart shown in FIG. This operation is performed under the control of the CPU 54. First, the function key 52
When "1" and "1" are input by operating the ten-key pad 52a after the ON operation of b, the slave facsimile apparatus # 2
Whether or not a read document is set in the document insertion port (not shown) of the above is determined based on a detection signal from a document detection sensor (not shown) (steps S1 and S2). Here, when the document is set, the LCD 53 displays, for example, "Pick up" (step S3). Next, when the file number is input by operating the numeric keypad 52a following the ON operation of the set key 52c, the input file number is displayed on the LCD 53 in addition to the display "NORMAL EXACT" (step S4). , S5). For example, when "2" is input by the ten keys 52a, "NORMAL EXCESSIVE FILE BANGOU: 2" is displayed on the LCD 53. Then, when the set key 52c is turned on, the image on the document set in the document insertion port is read by the reading unit 41, and the read image data is assigned the previously input file number. It is stored in the storage area 56a of the RAM 56 (steps S6 and S7). When the reading of the manuscript is completed, the display "Reading" is displayed on the LCD 53, and the process ends (step S8).

Next, the RAM 5 of the child facsimile apparatus # 2
The operation in the case of deleting the image data stored in the storage area 56a of No. 6 will be described based on the flowchart shown in FIG. This operation is performed under the control of the CPU 54. First, after the function key 52b is turned on, the numeric keypad 52a is operated to "1" or "2".
When is input, the LCD 53 displays, for example, “NOR CLEAR” (steps S11 and S1).
2). Next, when the file number is input by operating the numeric keypad 52a following the ON operation of the set key 52c, the input file number is displayed on the LCD 53 in addition to the display "GENKOU CLEAR" (step S13, S14). Then, when the set key 52c is turned on, the RA corresponding to the previously input file number
The image data in the storage area 56a of M56 is erased (steps S15 and S16). When the image data is deleted, L
"Clear change" is displayed on CD53,
The process ends (step S17).

Next, the RAM 5 of the child facsimile apparatus # 2
The operation in the case where the image data stored in the storage area 56a of No. 6 is printed out by the recording unit 42 will be described based on the flowchart shown in FIG. This operation is CP
It is performed under the control of U54. First, when "1" or "3" is input by operating the numeric keypad 52a following the ON operation of the function key 52b, for example, "NORMAL PRINT" is displayed on the LCD 53 (steps S21 and S22). Next, when the file number is input by the operation of the ten keys 52a following the ON operation of the set key 52c, "GENKOU PRINT" is displayed on the LCD 53.
In addition to the display, the input file number is displayed (steps S23 and S24). Then, when the set key 52c is turned on, the image data corresponding to the previously input file number is read from the storage area 56a of the RAM 56 and printed out on the recording paper by the recording unit 42 (step S25, S26). When printing is completed, L
The message "PRINT READY" is displayed on the CD 53, and the process ends (step S27).

Next, as shown by the solid line in FIG.
In the inside, a slave facsimile machine # 1
2 is operated by remote control to transfer the image data stored in the RAM 56 of the apparatus # 2 to the external facsimile apparatus B. A flowchart shown in FIG. 8 and FIG.
A description will be given based on the operation explanatory view shown in (b).

First, as shown in FIG. 8, when "2" is input by the operation of the numeric keypad 32a after the ON operation of the function key 32b of the slave telephone # 1, the display "Remote remote" is displayed on the LCD 34. (Steps S31, S3
2). Next, when the telephone number of the slave facsimile machine # 2 (hereinafter referred to as the "requested number") is input by operating the numeric keypad 32a after the set key 32c is turned on, the "remote command" is displayed on the LCD 34. In addition to the display "", the input requested number is displayed (steps S33, S34). Next, when the file number is input by operating the numeric keypad 32a following the ON operation of the set key 32c, the file number is displayed on the LCD 34 (steps S35 and S36). Next, set key 3
When the telephone number of the external facsimile apparatus B (hereinafter, referred to as "transfer destination number") is input by operating the numeric keypad 32a after the ON operation of 2c, the input request destination number is displayed on the LCD 34. (Steps S37, S3
8). Then, when the set key 32c of the slave telephone # 1 is turned on, a remote call origination operation as shown in FIG. 9A is performed (steps S39 and S40).

That is, as shown in FIG. 9A, when the "request destination number", the "file number", and the "transfer destination number" are input in the slave telephone # 1 as described above, the input is made. For the child facsimile device # 2 having the requested number,
A call is made via the master unit # 0 (step S41).
When the slave facsimile device # 2 receives the call from the slave telephone device # 1, the slave facsimile device # 1 and the slave facsimile device # 1 receive the call.
The wireless line between the wireless communication terminal 2 and the wireless communication terminal 2 is closed via the master device # 0 (step S42). At this time, the sub-facsimile apparatus # 2 shifts to the C communication from the calling side in order to shift to the facsimile communication operation.
Wait for NG signal. In this state, the push tone signal corresponding to the image data transfer command generated by the DTMF generating circuit 33 is transmitted from the slave telephone device # 1 to the slave facsimile device # 2 (step S43). The push tone signal corresponding to the image data transfer command is, for example, the push tone signal corresponding to the ten key 32a of "2" input for setting the remote function in step S31 of FIG. When the slave facsimile machine # 2 receives the push tone signal corresponding to the image data transfer command, the FAX modem 58 detects the push tone signal,
Recognize that the handset # 1 issues an image data transmission command. Then, the child facsimile device # 2 stops the normal facsimile procedure operation, shifts to the remote operation, and stands by.

Next, the slave telephone set # 1 generates a push tone signal corresponding to the previously input file number and transfer destination number by the DTMF generating circuit 33, and outputs the push tone signal to the file number data and transfer destination number data. Is transmitted to the child facsimile machine # 2 via the parent machine # 0 (step S44). Upon receiving the push tone signal, the slave facsimile device # 2 detects the signal with the FAX modem 58, recognizes the file number and the transfer destination number indicated by the push tone signal, and stores the data in the RAM 56. Let Thereafter, the slave facsimile device # 2 is disconnected, and the wireless line between the slave telephone device # 1 and the slave facsimile device # 2 is opened (step S45).

Next, as shown in FIG. 9B, the child facsimile device # 2, based on the transfer destination number data previously stored in the RAM 56, transmits the external facsimile device B through the master device # 0 and the exchange Y. To the user (step S5)
1). External facsimile machine B is a child facsimile machine #
When an incoming call is received in response to a call from No. 2, the line between the slave facsimile machine # 2 and the external facsimile machine B is closed (step S52). And a child facsimile device #
2 exchanges a predetermined facsimile procedure signal such as a CNG signal with the external facsimile apparatus B, and then R
The image data corresponding to the file number stored in the AM 56 is read from the storage area 56a and transmitted to the external facsimile apparatus B (step S53). When the transmission of the image data is completed, the line between the slave facsimile machine # 2 and the external facsimile machine B is released (step S54).

Next, as shown by the chain double-dashed line in FIG. 1, the slave facsimile machine # 2 is remotely operated by the slave telephone # 1 outside the office X, such as the place where the user is going out, and R of the same machine # 2 is operated.
The operation of transmitting the image data stored in the AM 56 to the external facsimile apparatus B will be described based on the flowchart of FIG. 8 and the operation explanatory diagrams shown in FIGS. 10 and 9B.

First, the same operation as steps S31 to S39 in FIG. 8 is performed by the user using the slave telephone # 1. In step S39, when the set key 32c of the slave telephone set # 1 is turned on, a remote call origination operation is started, and as shown in FIG. 10, the slave telephone set # 1 is connected to the outdoor base station A, the exchange Y, and the master unit # 0. A call is made to the child facsimile device # 2 via the device (step S61). When the slave facsimile device # 2 receives the call, the line between the slave telephone device # 1 and the slave facsimile device # 2 is closed (step S62). Subsequently, similarly to the case of FIG. 9A, the push tone signal corresponding to the image data transfer command is transmitted from the slave telephone device # 1 to the slave facsimile device # 2 waiting for the facsimile communication operation. (Step S
63). Then, the slave facsimile machine # 2 recognizes that the slave phone # 1 is instructing the image data transmission based on the received push tone signal, and shifts to the remote operation and waits.

Next, the slave telephone set # 1 transmits a push tone signal corresponding to the previously input file number and transfer destination number to the slave facsimile apparatus # 2 as file number data and transfer destination number data (step S64). . The slave facsimile machine # 2 recognizes the file number and the transfer destination number based on the reception of the push tone signal, and stores the data in the RAM 56. Thereafter, the line of the child facsimile machine # 2 is disconnected, and the line between the child phone # 1 and the child facsimile machine # 2 is released (step S65).

The slave facsimile apparatus # 2, which is instructed to transfer the image data, performs the same operation as steps S51 to S54 of FIG. 9B. That is, the slave facsimile device # 2 reads out the image data corresponding to the file number received from the slave telephone device # 1 from the storage area 56a, and also receives the image data from the slave telephone device # 1 in the external facsimile device having the transfer destination number. Send to B.

Since the wireless communication system of this embodiment operates as described above, it has the following advantages. (1) The image data stored in the child facsimile device # 2 installed in the office X can be easily and reliably transferred to the external facsimile device B by operating the child phone # 1 in the office X. Can be sent. Therefore, in order to transmit the image data stored in the slave facsimile device # 2 to the external facsimile device B, it is possible to avoid the troublesomeness of going to the slave facsimile device # 2 and performing a predetermined transmission operation.

(2) Image data stored in the slave facsimile machine # 2 installed in the office X can be easily and reliably transferred to the external facsimile machine B by operating the slave telephone # 1 outside the office X. Can be sent. Therefore, in order to transmit the image data stored in the child facsimile device # 2 to the external facsimile device B,
It is possible to avoid the hassle of having a person in the office X perform the operation for data transmission on behalf of the user, and it is necessary even when there is no person in the office X to act for the operation. It is possible to reliably transmit various data.

(3) The user inputs a file number via the slave telephone # 1 to arbitrarily select the necessary image data from the image data stored in the slave facsimile apparatus # 2, and externally select it. It can be transmitted to the facsimile device B.

(4) When a request destination number, a file number and a transfer destination number are input to the slave telephone # 1, those input numbers are displayed on the LCD 34. Therefore,
By looking at the display on the LCD 34, the user of the slave phone # 1 can surely confirm whether or not the input has been performed correctly. Therefore, it is possible to prevent an erroneous command from being issued to the slave facsimile machine # 2.

(5) By inputting the file number with the ten keys a, the image data can be easily stored with the file number assigned. The present invention can be modified and embodied as follows.

(A) A plurality of child facsimile machines are provided,
Provide storage means for image data in any child facsimile machine. Even in this case, the slave phone # 1
By inputting the telephone number of the desired child facsimile apparatus, the image data can be transferred from any child facsimile apparatus to the external facsimile apparatus in the same manner as described above. In addition, a plurality of child phones should be provided so that any of the child phones can remotely operate the child facsimile machine.

(B) After the image data is transmitted from the child facsimile device # 2 to the external facsimile device B, the child facsimile device # 2 informs the child telephone set # 1 whether or not the image data is normally transmitted. To do. In this way, the sub-phone # 1 that requested the transfer of the image data
The user can surely know whether or not the data has been transmitted normally.

(C) The master device # 0 should have the same function as the slave facsimile device # 2. If you do this,
When the master unit # 0 receives the file number data, the transfer destination number data and the like from the slave phone # 1, it can transmit the designated image data to the external facsimile apparatus B having the designated transfer destination number. it can.

(D) Master unit # 0 and slave facsimile device #
2 uses "deemed voice" to perform facsimile communication over a wireless line, and the data transmission rate is 480
It is about 0 bps. However, by directly transmitting the facsimile data to the wireless line without using the “deemed voice” for the wireless line, the data transmission rate is 14400b.
It is possible to increase the data rate to about ps and to transmit data with higher quality. For this purpose, the FAX codec 57 of the child facsimile device # 2 and the channel codec 44 may be directly connected, and a FAX modem may be provided between the channel codec 4 of the parent device # 0 and the NCU 1.

(E) Instead of the PSTN line which is an analog line network as a wired line, an ISDN line which is a digital line network is used, and the channel codec 4 of the master unit # 0 is ISDN through the ISDN interface.
Connect to the line. Thereby, a data transmission speed of 32 kbps can be realized.

(F) Use of a personal computer or the like having a communication function as the communication terminal device in addition to the facsimile device. As a result, not only image data but also data such as video can be transmitted.

(G) It is possible to store the table of contents of the image data corresponding to each file number stored in the slave facsimile machine # 2 in the slave telephone # 1. For example, when the image data corresponding to the file number "1" is a map of the Y city, the table of contents "Y city map" can be allocated and registered for the file number "1", and the sub phone # 1's When the user keyed in the file number "1",
Display “Y city map” on LCD 34. Thus, even if the user of the slave phone # 1 forgets the file number of each image data stored in the slave facsimile machine # 2, which file number corresponds to the necessary image data. Can be easily known. Therefore, it is possible to avoid a security problem that image data different from desired image data is transmitted to the external facsimile apparatus B.

(H) When the slave telephone set # 1 transmits a file number to the slave facsimile machine # 2, the slave facsimile machine # 2 sends to the slave telephone set # 1 the table of contents of the image data corresponding to the received file number. To send. With this, it is possible to obtain the same effect as that of the other example (g).

(I) When the master unit # 0 responds to the call from the slave unit # 1, and receives the image data transfer command, the file number and the transfer destination number from the slave unit # 1, based on these data. Directly issue commands such as image data transfer to the slave facsimile machine # 2. This also makes it possible to obtain the same effects as the above embodiment.

(Nu) The function key 32b is attached to the slave telephone # 1.
Do not provide the set key 32c. Then, after the external telephone or the extension telephone is called from the slave telephone # 1 to the slave facsimile apparatus # 2, the image data transfer command, the file number and the transfer destination number are input by the operation of the ten keys 32a, and those data are transmitted. The child facsimile machine # 2
Be sent to. By doing so, it becomes possible to remotely operate the slave facsimile device # 2 simply by operating the numeric keypad of a telephone using a normal push line that does not have the function key 32b and the set key 32c, for example, a public telephone. .

(L) Use of a dedicated signal other than the push tone signal as a signal such as a transfer command to be transmitted from the slave telephone device # 1 to the slave facsimile device # 2. The technical ideas that can be understood from the above-described embodiment will be described below.

(1) The radio communication system according to claim 3, wherein the image data transfer command, the file number and the transfer destination number are based on a push tone signal received from an external telephone or an extension telephone after receiving a call. Thereby, the slave communication terminal device can be remotely operated only by operating the ten-key pad.

(2) The slave communication terminal device is provided with means for notifying the telephone, which has received the data transfer command, of whether or not the data has been normally transmitted after transmitting the data to the transfer destination. The wireless communication system according to claim 1. As a result, the user of the telephone that has issued the image data transfer command can surely know whether or not the data has been normally transmitted to the transfer destination.

[0051]

As described above in detail, the present invention has the following excellent effects. According to the first aspect of the present invention, the data stored in the storage means of the slave communication terminal device can be easily and reliably transmitted to the external communication terminal device by operating the outside line telephone. Therefore, it is possible to avoid the inconvenience of having someone in the office perform the operation for transmitting the data, and even when there is no person in the office who can perform the operation on behalf of the user, be sure to do so. It is possible to send the necessary data to.

According to the second aspect of the present invention, the data stored in the storage means of the slave communication terminal device can be easily and reliably transmitted to the external communication terminal device by operating the extension telephone. Therefore, even if the user is away from the child communication terminal device, the user is spared the trouble of going to the child communication terminal device.

According to the third aspect of the invention, if the file number is transmitted to the child communication terminal device, the required data corresponding to the file number is arbitrarily selected from the plurality of data in the storage means. You can send it to the other party.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a wireless communication system according to an embodiment of the present invention.

FIG. 2 is a circuit configuration diagram of a master unit that constitutes a wireless communication system.

FIG. 3 is a circuit configuration diagram of a slave phone included in a wireless communication system.

FIG. 4 is a circuit configuration diagram of a slave facsimile device that constitutes a wireless communication system.

FIG. 5 is a flowchart showing an operation when image data is accumulated.

FIG. 6 is a flowchart showing an operation when deleting image data.

FIG. 7 is a flowchart showing an operation when printing out image data.

FIG. 8 is a flowchart showing an operation when a remote operation is performed by a child phone in the office.

FIG. 9 is an operation explanatory diagram when performing a remote operation using a slave telephone in the office.

FIG. 10 is an operation explanatory diagram when a remote operation is performed by a child phone outside the office.

[Explanation of symbols]

# 0 ... Parent machine, # 1 ... Child telephone, # 2 ... Child facsimile machine, 32a ... Numeric keypad, 32b ... Function key, 32c ... Set key, 54 ... CPU that constitutes transmission control means, 55
... ROM that constitutes transmission control means, 56 ... RAM that serves as storage means that constitutes transmission control means.

Claims (3)

[Claims] 1. In a wireless communication system comprising a master unit connected to a wired telephone line and a slave communication terminal device such as a facsimile connected to the master unit via a wireless line, the slave communication terminal device stores data. A wireless communication system comprising storage means for storing the data transfer instruction and transmission control means for transmitting the data in the storage means to the transfer destination when the data transfer command and the transfer destination number data are received from the outside line telephone. 2. A wireless communication system comprising a master unit connected to a wired telephone line, and a slave unit and a slave communication terminal unit such as a facsimile unit connected to the master unit via a wireless line. Storage means for storing data,
A wireless communication system comprising: a transmission control means for transmitting data in a storage means to a transfer destination when a data transfer command and transfer destination number data are received from an extension telephone by a slave telephone. 3. The storage means of the slave communication terminal device stores a plurality of data in a state in which file numbers are respectively allocated, and the transmission control means stores the file number data in addition to the data transfer command and the transfer destination number data. When received,
The wireless communication system according to claim 1, wherein the data corresponding to the file number is transmitted to a transfer destination.