JP2877041B2 - Wireless communication system - Google Patents

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 plurality of slave units connected to the master unit via a wireless line.

[0002]

2. Description of the Related Art It has been proposed to use a wireless communication system of this kind 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 child device connected to the parent device via a wireless line. Generally, in an office or the like, the number of slave communication terminal devices installed is smaller than that of a slave telephone, and a small number of communication terminal devices are often shared by many people. in this way,
In an environment where a small number of communication terminal devices are shared by a large number of people, most people work at a location remote from the installation site of the communication terminal devices.

[0003]

Therefore, in order to use the communication terminal device or to confirm the usage status, it is necessary to go to the installation location of the communication terminal device one by one. For example, even if facsimile reception is performed, the reception cannot be known unless the user is near the facsimile machine. For this reason, it is very inconvenient when the user wants to receive the received document immediately after receiving it. Also, when performing facsimile transmission, it is necessary to return to the facsimile machine after the transmission is completed in order to confirm whether the transmission has been performed reliably, which is inconvenient.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a communication terminal, such as a facsimile apparatus, even if the communication terminal is installed in a remote place. It is an object of the present invention to provide a wireless communication system in which communication management information can be quickly and easily known from a nearby child device without going to a local office.

[0005]

In order to achieve the above object, according to the first aspect of the present invention, a master unit connected to a wired telephone line and a plurality of slave units connected to the master unit by a wireless line are provided. At least one of the plurality of slave units is a communication terminal device such as a facsimile device, and the communication device includes reporting means for reporting communication management information to the master unit after the end of the facsimile communication. Is provided with a notifying means for notifying the communication management information to at least one other slave unit.

In the invention according to claim 2, the slave unit includes request means for requesting the master unit to receive the communication management information, and the notifying unit of the master unit receives the communication management information report when receiving the report of the communication management information. The management information is notified only to the slave unit that has requested the management information.

According to the third aspect of the present invention, the slave communication terminal device includes a designation unit for designating a slave unit to which communication management information is to be notified. The communication management information is notified only to the specified child device.

Therefore, according to the first aspect of the present invention, when the communication by the child communication terminal device ends, the communication management information (information related to communication) is transmitted to at least one other device via the master unit.
One or more slaves are notified. Therefore, even if the user is away from the child communication terminal device, it is possible to quickly and easily know the communication management information from the nearby child device without going to the installation location of the child communication terminal device.

According to the second aspect of the present invention, if the requesting means of the nearby slave requests the master to receive the communication management information, the communication management information can be easily and reliably transmitted to the nearby slave. You can know. Also, a request for receiving communication management information can be easily made from a nearby child device.

According to the third aspect of the present invention, if the slave unit to which the communication management information is to be notified is specified by the specifying means of the slave communication terminal device, the communication management information is reliably transmitted only to the specified slave unit. Notified.

[0011]

An embodiment of the present invention will be described below with reference to FIGS. FIG. 1 shows the configuration of the wireless communication system of the present invention. Master unit # 0 is connected to, for example, two PSTN lines (general telephone line networks) L1 and L2. The eight slave units # 1 to # 8 are connected to the master unit # 0 via a wireless line. The slaves # 1 to # 3 and # 5 to # 7 are telephones, and the slaves # 4 and # 8 are facsimile devices as communication terminal devices.

Wireless communication between the master unit # 0 and the slave units # 1 to # 8 uses a PHS (Personal Handy-phone System). Handsets # 1 to # 8 as PHS terminals
Can communicate with an outdoor base station (not shown) like a mobile phone outdoors, and a base unit # 0 which is an indoor base station connected to a general telephone network like a cordless phone indoors. Can communicate via

Although the PHS is not suitable for high-speed movement, the transmission method is TDMA / TDD (Time Division Multiple Ac).
(cess / Time Division Duplex) system, so the line quality is good and suitable for digital data transmission. Therefore, data communication such as facsimile communication can be performed at a higher data transmission rate than an analog cordless telephone.

Next, the configuration of the master unit # 0 will be described in detail with reference to FIG. NCU (line controller) 1 is connected to each line L
1, L2 connection and disconnection are controlled. The NCU 1 controls connection and disconnection of the handset 2 with respect to each of the lines L1 and L2. ADPCM codec 3 is ADPCM
(Adaptive Differential Pulse Code Modulation) encodes signals arriving from lines L1 and L2,
The signal received from # 8 is decoded.

Channel codec 4 is TDMA / T
It creates data conforming to the DD system and extracts necessary data from the data received from the slave units # 1 to # 8. The modulator 5 modulates data to be transmitted to the slaves # 1 to # 8 by the π / 4 shift QPSK method, and the demodulator 6 modulates data to the slaves # 1 to # 8.
Is demodulated by the same method. RF unit 7
Indicates that the signal input from the modulator 5 is transmitted from the antenna 8 to the slave unit #
1 to # 8 and output the signal received from the antenna 8 to the demodulation unit 6.

Further, the master unit # 0 includes a CPU (central processing unit) 9 for controlling the above-described units, a ROM (read only memory) 10 for storing programs and the like necessary for the control.
And RAM for temporarily storing data necessary for control
(Random access memory) 11. In the present embodiment, a notification unit is configured by the CPU 9, the ROM 10, and the RAM 11.

Next, handset telephones # 1 to # 3, # 5 to # 7
Will be described in detail with reference to FIG. The ADPCM codec 23 converts the data received from the wireless line into the ADPCM codec.
The signal is decoded by the method and output from the speaker 21, and the sound input from the microphone 22 is encoded by the same method. Channel codec 24 is TDMA / TD
It creates data conforming to the D system and extracts necessary data from data received from a wireless line. Modulating section 25 modulates data to be transmitted to base unit # 0 by the π / 4 shift QPSK method, and demodulation section 26 demodulates data received from base unit # 0 by the same method. The RF unit 27 transmits the signal input from the modulation unit 25 from the antenna 28 to the base unit # 0,
Further, it outputs the signal received from antenna 28 to demodulation section 26.

Further, handset telephones # 1 to # 3, # 5 to #
Reference numeral 7 includes a CPU 29 for controlling the above-described units, a ROM 30 for storing programs and the like necessary for control, and a RAM 31 for temporarily storing data and the like necessary for control.
The key input unit 32 includes various operation keys such as a numeric keypad 32a for inputting a telephone number and the like, a transmission certificate request setting key 32b and a reception certificate request setting key 32c described later. L
A CD (liquid crystal display) 33 displays various information such as an input telephone number and communication management information notified from the facsimile apparatuses # 4 and # 8.

Next, the configuration of the facsimile apparatuses # 4 and # 8 will be described in detail with reference to FIG. The reading unit 41 is CC
The image signal obtained by scanning the original with D or the like is binarized. 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 image data received from the wireless line, and outputs the decoded image data to the recording unit 42. FAX modem 58 modulates the data encoded by FAX codec 57 into deemed voice and demodulates deemed voice received from master unit # 0.

The ADPCM codec 43 encodes the deemed voice data input from the FAX modem 58 by the ADPCM method. ADPCM codec 43
Decodes the deemed voice data received from the wireless line by the same method and outputs it to the FAX modem 58. The channel codec 44 creates data conforming to the TDMA / TDD system and extracts necessary data from data received from a wireless line. Modulating section 45 modulates data to be transmitted to base unit # 0 by the π / 4 shift QPSK method, and demodulation section 46 demodulates data received from base unit # 0 by the same method. RF section 47 transmits a signal input from modulating section 45 from antenna 48 to base unit # 0, and outputs a signal received from antenna 48 to demodulating section 46.

Further, slave facsimile machines # 4 and # 8
Are connected to a CPU 49, a ROM 50 storing programs and the like necessary for control, and a RAM 51 for temporarily storing data and the like necessary for control. Similarly, the FAX codec 57 and the FAX modem 58 have C
The PU 54, the ROM 55, and the RAM 56 are connected. The image data is also stored in the RAM 56. In the present embodiment, a reporting unit is configured by the CPU 54, the ROM 55, and the RAM 56. The key input unit 52 includes various operation keys such as a numeric keypad 52a for inputting a telephone number and the like, a transmission certificate designation key 52b and a reception certificate designation key 52c, which will be described later. In the present embodiment, the CPU 54 and the ROM
55, the RAM 56, the transmission certificate designation key 52b, and the reception certificate designation key 52c constitute a designation means. LC
D53 displays various information such as the input telephone number.

The RAM 56 stores a communication management record memory 56A for storing information (communication management information) related to the communication after the end of facsimile communication and stores the communication management information in any of the handset telephones # 1 to # 3 and # 5 to # 5. Communication management record notification destination memory 56 for setting whether to notify # 7
B is provided. The communication management information stored in the communication management recording memory 56A includes, for example, whether transmission or reception, a communication start time, a communication time, a communication mode (eg, normal, fine, etc.), the number of originals, and the quality of the transmission result. , A communication partner number, and the like.

The communication management record notification destination memory 56B stores communication management information (transmission certificate) related to transmission and communication management information (receipt certificate) related to reception in any of the slave telephone sets # 1 to # 3, #.
This is for setting whether to notify # 5 to # 7.
That is, in the column of the transmission certificate in the communication management record notification destination memory 56B, the handset telephones # 1 to # 3 to be notified of the transmission certificate are displayed.
“1” is set corresponding to # 5 to # 7, and “0” is set corresponding to slave telephones # 1 to # 3 and # 5 to # 7 that do not need to be notified. As will be described later in detail, this setting is performed by using the transmission certificate designation keys 52 of the facsimile machines # 4 and # 8.
b. It can also be performed directly based on the operation of b.
# 3, # 5 to # 7 can be performed remotely based on the operation of the transmission certificate request setting key 32b.

In the field of the reception certificate in the communication management record notification destination memory 56B, a telephone set # for which the reception certificate is to be notified is displayed.
"1" or the telephone number of the transmission partner is set corresponding to 1 to # 3, # 5 to # 7, and the slave telephone set which does not need to be notified is set.
“0” is set corresponding to 1 to # 3 and # 5 to # 7.
As will be described in detail later, this setting is performed by the facsimile machine #
4, # 8 can be directly performed based on the operation of the reception certificate designating key 52c, or can be remotely performed based on the operation of the reception certificate request setting key 32c of the handset telephones # 1 to # 3, # 5 to # 7. it can. Also, if "1" is set in the reception certificate column, a reception certificate for all facsimile reception is notified, and if a telephone number of a transmission destination is set, transmission with the telephone number is performed. Only a receipt for facsimile reception from the other party is notified.

Next, the above-mentioned master unit # 0 and slave units # 1 to #
8 will be described. By the way, FIG. 5 shows the handset telephones # 1 to # 3, # 5 to #
7 shows an operation when receiving a receipt relating to facsimile reception from the child machine facsimile apparatuses # 4 and # 8. That is, the users of the handset telephones # 1 to # 3, # 5 to # 7 turn on the reception request setting key 32c of the key input unit 42, and the handset facsimile devices # 4, # to request the reception certificate. The identification number (for example, “# 4”) and the telephone number of the transmission partner are input using the ten keys 32a (step S1). Then, a reception certificate request setting signal is transmitted from the handset telephones # 1 to # 3 and # 5 to # 7 to the base unit # 0 via the wireless line (step S2). This reception certificate request setting signal is transmitted by SCCH (Signaling) based on the TDMA / TDD system.
Control Channel), and each of the slave units # 1 to # 8
0 is transmitted. When the reception certificate request setting signal is received by the base unit # 0, the reception certificate request setting signal is transmitted from the base unit # 0 to the slave unit facsimile apparatus #.
4 (step S3). This reception certificate request setting signal is a PCH (Paging C) based on the TDMA / TDD system.
hannel), which is transmitted from the master unit # 0 to each of the slave units # 1 to # 8.

When the reception certificate request setting signal is received by the slave facsimile machines # 4 and # 8, each of the slave telephones # 1 to # 3 and # 5 in the communication management record notification destination memory 56B.
The telephone number of the transmission partner is written and set in the field of the receipt corresponding to # 7 (step S4). In addition, handset phone # 1
In steps # 3 to # 7, when the telephone number of the transmission partner is not input, the communication management record notification destination memory 56
“1” is set in B. When the setting is completed, a signal indicating the approval of the setting is transmitted from the facsimile devices # 4 and # 8 via the base unit # 0 to the corresponding handset telephones # 1 to # 3 and # 3.
5 to # 7 (steps S5 and S6). When the approval signals are received by the handset telephones # 1 to # 3 and # 5 to # 7, the completion of the setting is displayed on the LCD 33 (step S7). Therefore, based on this display, the user can surely confirm whether the reception certificate request setting has been performed.

As described above, the reception certificate request setting can be performed from the handset telephones # 1 to # 3, # 5 to # 7, but can also be performed directly from the handset facsimile apparatuses # 4 and # 8. it can. That is, the reception certificate designation key 52c of the key input unit 52 of the facsimile devices # 4, # 8 is turned on, and the handset telephones # 1 to # 3, # 5 to which the reception certificate is to be notified.
The identification number of # 7 (for example, "# 1") and the telephone number of the transmission destination are input using the ten keys 52a (step S).
8). Then, in the same manner as described above, each of the slave telephones # 1 to # 3 and # 5 to # 5 in the communication management record notification destination memory 56B.
The telephone number of the transmission partner is written and set in the field of the reception certificate corresponding to 7 (step S4).

In this state, if there is an incoming call to any of the slave facsimile machines # 4 and # 8, the same facsimile machine #
Facsimile communication is performed between 4, 4 and the other party,
Image data transmitted from the other party is received by the facsimile machines # 4 and # 8 via the master machine # 0 (step S).
9). At the time of facsimile reception, the telephone number of the other party is recognized based on a predetermined facsimile procedure signal transmitted from the other party prior to the transmission of the image data. Then, the telephone number is stored in the communication management record notification destination memory 56B.
Is compared with the telephone number set in the reception certificate column (step S10). The received image data is temporarily stored in the RAM 56, and after the reception is completed, is printed on the recording paper by the recording unit 42 (step S11). When the reception is completed, information on the reception is stored as communication management information in the communication management recording memory 56A.

Further, as a result of the collation, if any of the telephone numbers set in the reception certificate column of the communication management record notification destination memory 56B matches the telephone number of the transmission destination of the image data, Then, the stored communication management information is reported to the base unit # 0 as a receipt (step S12).
Even when “1” is set in the reception certificate column of the communication management record notification destination memory 56B, the communication management information is similarly reported to the master unit # 0 as a reception certificate. At this time, at the same time, the identification number of the handset telephone to which the receipt is to be notified is also changed to the base unit #
Reported as 0. Then, base unit # 0 notifies the contents of the received receipt certificate only to the handset telephones that need the receipt certificate (step S13).

For example, as shown in FIG. 4, "023-456-789" is displayed in the field of the receipt corresponding to the slave telephone # 1 in the communication management record notification destination memory 56B of the slave facsimile apparatus # 4.
It is assumed that "0" has been set. And this phone number "0
23-456-7890 "from the other end of the facsimile machine #
When there is a facsimile reception for No. 4, information on the reception is notified as a receipt from the facsimile machine # 4 to the handset phone # 1 via the base unit # 0.

Receipts are for handset telephones # 1 to # 3, # 5 to #
7 is notified that the data of the receipt is handset phone #
The information is displayed on the LCDs 33 of # 1 to # 3 and # 5 to # 7 (step S14). Therefore, handset telephones # 1 to # 3 and # 5
Those who are near # 7 are facsimile devices # 4 and #
The user can immediately know that facsimile reception has been performed even if the user is away from the location 8. In addition, if you enter the telephone number of the communication partner who needs a receipt, you can know only that there is a facsimile reception from the communication partner that you need, Don't bother.

Next, FIG. 6 shows the handset telephones # 1 to # 3, #
5 to # 7 show the operation when receiving transmission certificates related to facsimile transmission from the facsimile apparatuses # 4 and # 8. That is, handset telephones # 1 to # 3, # 5 to # 7
Of the transmission request setting key 32b of the key input unit 42
Is turned on, and the identification numbers (for example, "# 4") of the slave facsimile apparatuses # 4 and # 8 for which a transmission certificate is to be requested are input by the ten keys 32a (step S21). Then, a transmission certificate request setting signal is transmitted from the handset telephones # 1 to # 3, # 5 to # 7 to the base unit # 0 via the wireless line (step S22). Then, the transmission certificate request setting signal is
0, the transmission request setting signal is transferred from the parent machine # 0 to the facsimile machines # 4 and # 8 (step S23).

When the transmission certificate request setting signal is received by the slave facsimile machines # 4 and # 8, it corresponds to each of the slave telephones # 1 to # 3 and # 5 to # 7 in the communication management record notification destination memory 56B. "1" is written and set in the field of the transmission letter to be executed (step S24). When the setting is completed, a signal indicating the approval of the setting is transmitted from the facsimile devices # 4 and # 8 to the corresponding handset telephones # 1 to # 3 and # 5 to # 7 via the base unit # 0 ( Steps S25 and S26). When the approval signals are received by the handset telephones # 1 to # 3 and # 5 to # 7, the completion of the setting is displayed on the LCD 33 (step S2).
7). Therefore, based on this display, the user can surely confirm whether or not the transmission certificate request setting has been performed.

The transmission request setting is performed in the same manner as the reception request setting described above.
Facsimile machine # 4 as well as from # 5 to # 7
It can also be done directly from # 8. That is, the transmission certificate designation key 5 of the key input unit 52 of the facsimile machine # 4, # 8.
2b is turned on, and the identification numbers of the handset telephones # 1 to # 3 and # 5 to # 7 (for example, "#
1 ") using the numeric keypad 52a (step S2).
8). Then, “1” is written and set in the field of the transmission certificate corresponding to each of the slave telephones # 1 to # 3 and # 5 to # 7 in the communication management record notification destination memory 56B (step S24).

In this state, the image data is transmitted from any of the facsimile apparatuses # 4 and # 8 to the other party via the parent machine # 0 (step S29), and after the transmission is completed, the information on the transmission is transmitted to the communication management information. Communication management record memory 5 as
6A. Subsequently, when "1" is set in the transmission certificate column of the communication management record notification destination memory 56B, the communication management information is reported to the base unit # 0 as the transmission certificate (step S30). At the same time, the identification number of the slave phone to which the transmission certificate is to be notified (the slave phone whose “1” is set in the transmission certificate column of the communication management record notification destination memory 56B) is also the master device #
Reported as 0. Then, base unit # 0 transmits the contents of the transmitted transmission certificate to handset telephone # 1 that requires the transmission certificate.
Is notified only (step S31).

For example, as shown in FIG. 4, it is assumed that "1" is set in the column of the transmission certificate corresponding to the slave phone # 1 in the communication management record notification destination memory 56B of the slave facsimile machine # 4. In this state, the slave facsimile machine #
4, when facsimile transmission is performed, information on the transmission is notified to the slave telephone via the master unit # 0 as a transmission certificate.

The transmission certificate is the handset phone # 1 to # 3, # 5 to #
7, the data of the transmission certificate is transmitted to the handset phone #
The information is displayed on the LCDs 33 of # 1 to # 3 and # 5 to # 7 (step S32). Therefore, handset telephones # 1 to # 3 and # 5
Those who are near # 7 are facsimile devices # 4 and #
8, the result of facsimile transmission can be immediately known. For this reason, after performing a facsimile transmission operation at the installation location of the handset facsimile devices # 4 and # 8, even after leaving the place, the handset telephones # 1 to # 3 and # 5 to # 7 located nearby It is possible to immediately and easily check whether or not the transmission has been normally performed.

As described in detail above, the wireless communication system of this embodiment has the following excellent effects. (1) After transmitting image data using the facsimile machines # 4 and # 8, even if the user is not at the place, the user is in the vicinity of the handset telephones # 1 to # 3 and # 5 to # 7 receiving the notification of the transmission certificate. Then, it is possible to immediately and easily know whether or not the transmission has been normally performed. For this reason, there is no inconvenience that the user has to stay on the spot until the transmission is completed or return to the facsimile machine after the transmission is completed in order to check the result of the transmission. Further, even if the user is not near facsimile devices # 4 and # 8, the handset telephones # 1 to # 3 and # 3 receive the notification of the receipt.
If the user is near 5 to # 7, it is possible to immediately and easily know that the image data has been received. Therefore, it is very convenient especially when the user wants to receive a received original immediately after receiving it.

(2) The handset telephones # 1 to # 3 and # 5 to # 7 to receive the transmission certificate and the reception certificate can be arbitrarily specified. For this reason, when facsimile communication is performed, the transmission certificate and the reception certificate can be notified only to the handset telephones that need them, and there is no need to be bothered by unnecessary notifications. In particular, at the time of notification of the receipt, if you enter the telephone number of the communication partner that requires the receipt, you can know only that there was facsimile reception from the communication partner that you need, Very convenient.

(3) The handset telephones # 1 to # 3 and # 5 to # 7 to receive the transmission certificate and the reception certificate are sent to the handset telephone # 1.
To # 3, # 5 to # 7, and slave facsimile machines # 4, #
8 can be specified. For this reason, the designation can be performed in the most easy way according to the situation such as the place where the user is.

(4) The transmitted transmission and reception certificates are displayed on the LCDs 33 of the handset telephones # 1 to # 3 and # 5 to # 7. be able to.

(5) In the present embodiment, since the facsimile machines # 4 and # 8 are used as slave units, the facsimile machines # 4 and # 8 have a high degree of freedom in their installation locations, and can be installed at arbitrary locations. be able to.

The present invention can be embodied as follows. (1) In the above embodiment, the facsimile apparatus # 4
The communication management information of # 8 is transmitted to the handset telephones # 1 to # 3, # 5 to #
7 instead of the configuration of displaying on the LCD 33,
The speaker 21 of # 1 to # 3 and # 5 to # 7 should be informed by voice. Even with such a configuration, the communication management information can be reliably notified.

(2) Since the facsimile communication is performed between the parent machine # 0 and the child machine facsimile apparatuses # 4 and # 8 using "deemed voice", the data transmission speed is 4800 bps. It is about. By transmitting facsimile data directly to the wireless line without using "deemed voice" for the wireless line, the data transmission speed can be increased to 144.
The speed can be increased to about 00 bps, and the data can be transmitted with higher quality. For this purpose, the FAX codec 57 of the child machine facsimile apparatuses # 4 and # 8 and the channel codec 44 are connected, and a FAX modem is provided between the channel codec 4 of the parent machine # 0 and the NCU 1.

(3) An ISDN (Integrated Services Digital Network) line is used in place of the PSTN line as a wired line, and IS
Connecting an ISDN line via a DN interface. With this configuration, data transmission and reception can be performed at a transmission speed of 32 Kbps, and higher-speed data communication can be performed.

(4) The communication management record memory 56A and the communication management record notification destination memory 56B are
4. Provided in the RAM 11 of the master unit # 0, not in # 4 and # 8. With this configuration, the master unit # 0 stores communication management information and various data such as the identification number of the slave phone to which the communication management information is to be notified. Therefore, even when a plurality of slave facsimile machines # 4 and # 8 are used, various data such as communication management information can be collectively managed by one master unit # 0.

(5) Handset telephones # 1 to # 3, # 5 to # 7
Ringing when notifying communication management information to With this configuration, there is no possibility that the notified communication management information is overlooked.

(6) In addition to the facsimile devices # 4 and # 8, for example, a personal computer having a communication function is used as the child communication terminal device. Next, a technical idea grasped by the above-described embodiment will be described.

(A) The wireless communication between the master unit and the slave unit
The wireless communication system according to claim 1, wherein the wireless communication system is performed using S (Personal Handy-Phone System). According to the above configuration, digital communication using PHS becomes possible, so that data can be transmitted at higher quality and at higher speed than a conventional cordless telephone.

(B) The wireless communication system according to any one of claims 1 to 3, wherein said slave unit includes an output means for outputting the notified communication management information. With the above configuration, the notified communication management information can be surely confirmed by the slave unit.

(C) The wireless communication system according to the above item (b), wherein the output means is a display device for displaying communication management information in characters. With the above configuration, the communication management information can be surely confirmed by characters.

(D) The wireless communication system according to the above item (b), wherein the output means is a voice generator for outputting communication management information in voice. According to the above configuration, since the communication management information is notified by voice, the communication management information can be easily known only by being around the slave unit.

[0053]

As described above, according to the present invention, the following excellent effects can be obtained. According to the invention of claim 1,
Even if the user is away from a communication terminal device such as a facsimile device, the user can quickly and easily know the communication management information from a nearby child device without going to the installation site of the communication terminal device.

According to the second and third aspects of the present invention, a notification can be made from the master unit only to the slave unit that needs to know the communication management information, so that the notification is not bothered by unnecessary notification. In particular, according to the second aspect of the present invention, a request for receiving communication management information can be easily made by remote control from a slave telephone without going to a slave communication terminal device. According to the third aspect of the present invention, it is possible to specify the slave unit that receives the notification of the communication management information in the slave communication terminal device. Therefore, for example, when performing the data transmission operation in the slave communication terminal device, It is possible to specify a slave unit to which communication management information is to be notified.

[Brief description of the drawings]

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

FIG. 2 is a block diagram showing a configuration of a master unit.

FIG. 3 is a block diagram showing a configuration of a slave phone.

FIG. 4 is a block diagram illustrating a configuration of a slave facsimile apparatus.

FIG. 5 is an explanatory diagram showing a procedure for notifying a reception certificate.

FIG. 6 is an explanatory diagram showing a procedure for notifying a transmission letter.

[Explanation of symbols]

# 0: master unit, # 1 to # 3, # 5 to # 7: slave phone, #
4, # 8: slave facsimile machine, 9: CPU constituting notifying means, 10: ROM constituting notifying means, 11 ...
RAM constituting notifying means, 29 CPU constituting request means, 30 ROM constituting request means, 31 RAM constituting request means, 32b transmission key setting key constituting request means, 32c request Receipt certificate request setting key constituting means, 49 ... CPU constituting reporting means, 50
... ROM constituting reporting means, 51 ... RAM constituting reporting means, 52b ... transmission certificate designation key constituting designation means, 52c ... receipt certificate designation key constituting designation means, 54
... CPU constituting the designating means, 55 ... ROM constituting the designating means, 56 ... RAM constituting the designating means, 56A ...
Communication management record memory, 56B: Communication management record notification destination memory.

Claims (3)

(57) [Claims] In a wireless communication system including a master unit connected to a wired telephone line and a plurality of slave units connected to the master unit by a wireless line, at least one of the plurality of slave units is provided.
One is a communication terminal device such as a facsimile device, and the device is provided with a report means for reporting communication management information to a master unit after communication is completed, and the master unit sends the communication management information to at least one or more slave units. A wireless communication system including a notifying unit for notifying. 2. The slave unit includes requesting means for requesting the master unit to receive the communication management information. When the notification unit of the master unit receives the report of the communication management information, the notifying unit of the master unit transmits the communication management information to the request. The wireless communication system according to claim 1, wherein the notification is made only to the child device that has been there. 3. The slave communication terminal device includes a designation unit for designating a slave unit to which communication management information is to be notified, and the notification unit of the master unit designates the communication management information when receiving a report of the communication management information. The wireless communication system according to claim 1, wherein the notification is made only to the child device having the error.