JPH0457469A - Cordless facsimile equipment - Google Patents

Abstract

PURPOSE:To improve operability by providing a designation means to designate either facsimile transmission/reception control means provided at a master machine side and a slave machine side at either an operating means at the master machine side or the slave machine side. CONSTITUTION:A control means 2 receiving a speech request generates a speech request signal, and also, reads out an ID code stored in an ID ROM 5, and it is inputted to a modulation/demodulation means 3 together with the speech request signal, and is modulated to a radio signal. A modulated radio signal is transferred from the transmission/reception control means 4 to a slave machine via an antenna 6. When the speech request is received and an operator can perform speech, the speech key of an operation instruction means 25 is depressed. A control means 27 receiving the instruction generates a speech enabling signal, and it is modulated to the radio signal by a modulation/ demodulation means 21, and is transferred from a transmission/reception control means 19 to a master machine, and also, this equipment is set in a speech enabling state.

Description

[Detailed Description of the Invention] <Industrial Application Field> The present invention relates to the improvement of facsimile machines, and in particular, to the improvement of facsimile machines, and in particular, to the reading means for reading image information on both the base unit side and the handset side of a cordless telephone, and a recording/reproducing device. The present invention relates to a novel cordless facsimile device equipped with recording/reproducing means and facsimile control means for transmitting and receiving facsimile signals.

<Prior art> In conventional facsimile machines, the telephone handset, image information transmitting/receiving section, line control section, and control section for comprehensively controlling them are housed in one housing. In general, a structure as shown in FIG. 8 was common. Moreover, its block configuration is as shown in FIG.

<Problems to be Solved by the Invention> In the conventional facsimile machine as described above, when an original (image information) is to be sent, the original is placed on the original table of the apparatus, and the operation It was necessary to monitor for errors while transmitting the original to the desired recipient by operating the dial keys and transmission instruction keys (2).Also, it was necessary to monitor the base unit side of cordless telephones currently available on the market. Even if facsimile control means for transmitting and receiving image information was provided in the machine, similar problems could not be solved.

<Purpose> Therefore, in order to eliminate the above-mentioned problems and provide a device with excellent operability, the present invention has a means for reading image information on both the base unit side and slave unit side of a cordless telephone. Another object of the present invention is to provide a cordless facsimile device equipped with a recording/reproducing means and a facsimile control means for controlling transmission and reception of facsimile signals.

<Means for solving the problem> A control means that responds to a call signal from a public line and controls the transmission and reception of voice signals or facsimile signals;
A radio signal transmitting/receiving means for transmitting and receiving radio signals to and from the slave device, a modulation/demodulation means for modulating and demodulating the signal from the wireless signal transmitting/receiving means and the signal from the control means into an audio signal or a radio signal, and the relationship with the slave device. a telephone control unit comprising a confirmation information storage means for storing waterfall recognition information for confirming the fall, a processing means for processing voice signals from a public line or a voice signal from a telephone; and a telephone control unit or facsimile control unit. a network control means for connecting the facsimile to a public telephone line, a modulation/demodulation means for modulating and demodulating the facsimile signal when transmitting and receiving the facsimile signal, an original reading control means for reading the transmitted original, a recording control means for recording the received information, and the facsimile A main unit including a main control means for controlling each means of the control unit, an operation means for inputting various control information etc. for facsimile transmission/reception operations to the main control means, and a base unit that receives wireless signals from the main unit. a transmission/reception control means for receiving and wirelessly transmitting various information from the handset side; and a modulation/demodulation means for converting an input signal from the transmission/reception control means from a radio signal to an electrical signal and an output signal from an electrical signal to a radio signal. , an audio processing means for processing the audio signal from the handset or the base unit, a storage unit for storing an ID code for confirming the relationship with the base unit, and each means of the handset-side telephone control unit. a handset side telephone control section comprising a control means for transmitting and receiving a facsimile signal; a modulation/demodulation means for modulating and demodulating a facsimile signal when transmitting and receiving a facsimile signal; a document reading control means for reading a transmitted document; and a recording control means for recording received information; A cordless facsimile machine comprising a main control means for controlling each means of the facsimile control section, and a slave machine having an operation means for inputting various control information for facsimile transmission/reception operations to the main control means. In this case, a designation means for selecting and specifying which of the facsimile transmission/reception control means provided on the base unit side and the slave unit side is to be used is provided on either the base unit side or the operation means on the slave unit side. A cordless facsimile device featuring:

<Embodiment> FIG. 1 is a diagram showing the professional configuration of a cordless facsimile device according to the present invention, where A is a telephone control unit on the main unit side, and B
, B' is a facsimile control section, and C is a telephone control section on the handset side. In the telephone control unit A on the base phone side, 1 is a voice processing means for processing the voice signal from the public telephone line and the voice signal from the handset, and 2 is a voice processing means for processing the voice signal from the public telephone line
This is a control means that is in charge of transmitting audio signals to public lines and controlling the transmission and reception of wireless signals and control signals with slave units.

Reference numeral 3 denotes a modulation/demodulation means that converts the audio signal etc. from the audio processing means into a radio signal, and converts the radio signal from the handset into an audio signal etc. 4 is a transmission/reception control means for converting the audio signal from the audio processing means 1 into a wireless signal, transmitting it to the slave unit, receiving the wireless signal from the slave unit, and further transmitting and receiving the facsimile signal converted to the wireless signal. It is. Further, 5 is an IDROM that stores an ID code for confirming that there is a parent-child relationship with the slave device. Reference numeral 6 denotes an antenna connected to the transmission/reception control means 4 for transmitting and receiving radio signals to and from the slave device.

Reference numeral 30 represents a power supply means for supplying power to each of the above-mentioned means. 8 communicates with each of the above units in response to the line connection request from the telephone control unit A on the base unit side, the line connection request from the facsimile control units B and B', or the connection request from the public line to the facsimile connection unit or telephone. It is a network control means for connecting public lines.

In the facsimile control section 8.8', 9 is a modulation/demodulation means for modulating and demodulating the facsimile signal.

Reference numeral 10 denotes an operating means for instructing the recipient, transmission method, etc. during facsimile transmission. Reference numeral 11 denotes a document reading means for reading a transmitted document.

12 is a recording control means for reproducing the received image information on recording paper, and 13 is a recording head provided in the recording control means 12. 14 is a mechanism control means for driving and controlling the mechanical parts of the document reading means 11 and recording control means 12 when reading the document and recording image information, and this mechanism control means 14 includes a document reading control system. 15 and an image information receiving and recording system 16. Reference numeral 17 denotes a main control means for controlling each of the above-mentioned means. Reference numeral 18 denotes a power supply means for supplying power to each of the above-mentioned means. Further, the operating means 1o is provided with an instruction means for instructing whether to use the facsimile control section on the main machine side or the slave machine side. The configurations of facsimile control units B and B' are basically the same.

In the telephone control unit C on the handset side, 19 is a transmission/reception control means for receiving a transfer signal from the base unit via the antenna 20 and transmitting the transmission signal from the slave unit to the base unit; This modulation/demodulation means demodulates the radio signal received at 19 into an audio signal, converts the audio signal to be transmitted to the base unit into a radio signal, and converts the image information signal from the facsimile control unit B into a radio signal.

In the facsimile control units B and B', reference numeral 9 represents a modulation/demodulation means for modulating and demodulating the facsimile signal.

Reference numeral 10 denotes an operating means for instructing the recipient, transmission method, etc. during facsimile transmission. Reference numeral 11 denotes a document reading means for reading the transmitted document. Reference numeral 12 indicates a recording control means for reproducing the received image information onto recording paper, and 13 indicates a recording head/domain provided in the recording control means 12. 1
4 is a mechanism control means for driving and controlling the mechanical parts of the document reading means 11 and the recording control means 12 when reading the document and recording image information, and this mechanism control means 14 includes a document reading control system. 15 and an image information receiving and recording system 16. Reference numeral 17 denotes a main control means for controlling each of the above-mentioned means.

Reference numeral 18 denotes a power supply means for supplying power to each of the above-mentioned means. Further, the operating means 10 is provided with an instruction means for instructing whether the facsimile control section on the main machine side or the slave machine side is to be used. Note that the configurations of facsimile control units B and B' are basically the same.

In the telephone control unit C on the handset side, 19 is a transmission/reception control means for receiving a transfer signal from the base unit via the antenna 20 and transmitting the transfer signal from the slave unit to the base unit, and 21 is a transmission/reception control means for this transmission/reception control. This modulation/demodulation means demodulates the radio signal received by the means 19 into an audio signal, converts the audio signal to be transmitted to the base unit into a radio signal, and also converts the image information signal from the facsimile control unit B into a radio signal. Reference numeral 22 denotes an audio processing means for outputting the signal received by the transmitting/receiving means 19 and converted into an audio signal by the demodulating means 21 to the speaker 24 or the handset 23. Reference numeral 25 denotes an operation instruction means for inputting the dial number or control signal of the other party when making a telephone call or sending a facsimile, and is usually provided in the same part as the operation means 10, so that common function keys are shared. It's happening. 26 is an ID to confirm that there is a parent-child relationship with the parent device.
This is an ID ROM that stores codes. Reference numeral 27 denotes a control means for controlling the handset side number means, for notifying the main control means 17 when a facsimile signal is received, and for assisting the facsimile transmission/reception operation.

Reference numeral 28 denotes a power supply means for supplying power to each of the above-mentioned means on the slave side.

Hereinafter, the specific operation of the present invention will be explained in detail with reference to the flowcharts shown in FIGS. 2, 3, 4, 5, 6, and 7.

<Receiving a telephone call> FIG. 2 is a flowchart showing the operation of receiving a telephone call. When an incoming call request signal is received from a public line, the network control means 8 determines whether the request signal is a facsimile request or a call request. , informs the control means 2 that it is a call request. Upon receiving this signal, the control means 2 puts the control unit into a call mode. C Step Sl→S2→S8) Upon receiving this request, the control means 2 generates a call request signal and outputs the ID code stored in the IDROM 5, which is inputted to the modulation/demodulation means 3 together with the above call request signal and converted into a radio signal. Modulated. This modulated radio signal is transferred from the transmission/reception control means 4 to the slave unit via the antenna 6.

(S4→S5→S6→S7) The handset controller C receives this wireless signal with the transmission/reception control means 19, demodulates the signal with the modulation/demodulation means 21, and stores the sent ID code signal in the IDROM 26. If they match, the operator is notified that a call request has been made. (S8→S9→S10→
511) Upon receiving this call request, if the operator is in a state where the call is possible, the operator operates the call key of the operation instruction means 25.

Upon receiving this instruction, the control means 27 generates a call enable signal, modulates it into a radio signal by the modulation/demodulation means 21, and transmits it to the base unit from the transmission/reception control means 19, and sets the device to the call enable state. (S12→S18→S14→515→516) Upon receiving this call enable signal, the base unit similarly sets the control unit to the call enable state. (S17→518) After the device is set to the callable state in this way, it is possible to talk to the caller.C519→520) Next, the call is completed, and the operator uses the operation instruction means 25 When the key is operated, the control means 27 generates a call completion signal, which is modulated into a radio signal by the modulation/demodulation means 21 and transmitted to the base unit by the transmission/reception control means 19. (521+522-+S2a → 524) The base unit receives this call completion signal with the transmission/reception control means 4, demodulates this signal with the modulation/demodulation means 3, outputs a line disconnection instruction from the control means 2, and disconnects the line with the line control means 8. cut off (S2
4→S25→S26→527→528) <Call origination> FIG. 3 is a flowchart showing the operation of making a telephone call. , the control means 27 generates a call request signal, reads out the ID code stored in the IDROM 26, modulates it with the modulation/demodulation means 21, and sends it to the transmission/reception control means 19.
This request signal is sent to the base unit via the antenna 20.

[S29→S80→S, 81→S82] This request signal is received by the transmission/reception control means 4, demodulated by the modulation/demodulation means 3, and the control means 2 combines the ID code stored in the IDROM 5 with the transmitted ID. Compare the codes and make sure they match. (518→534→535) If the ID codes match, the control means 2 generates a call enable signal, modulates the signal in the modulation/demodulation means 2, and allows the transmission/reception control means 4 to make a call to the handset. Notification that there is a call (S37 → S38 → This call enable signal is received, and when the fact is displayed/announced, the operation is to input the dial number of the other party to the control stage 27 from the operation instruction means 25. This dial number is modulated and demodulated. It is modulated by the means 21 and the transmission/reception control means 1
9 to the base unit via the antenna 20. (S40
→ 541 → S42 → 543) The base unit that received the dial signal demodulates the dial signal using the modulation/demodulation means 3, and sends the dial signal to the public circuit via the line control means 8 under the control of the control means 2. Call the sender. (S44
→545→546→S47) If the other party responds to this call, the control means 2 notifies the child device of this fact and sets the device to the enabled state. (S48→549→S50+551→552) Upon receiving this notification, the handset sets the device to a talking state and starts talking. (S53→S54→S55→S56→55
7) On the other hand, if there is no response from the other party to the above call, the control means 2 repeats the call operation a predetermined number of times;
If there is still no response from the other party, a control signal indicating that there is no response from the other party is generated and transmitted to the slave unit. (S47→
548 → S58 → S59 → 560 → 561 → 562) When the slave device is informed that the other party does not respond, under the control of the control means 27, it makes a notification to that effect through the speaker 24 or the like. (S55→563) Facsimile transmission/reception operation on the handset side.

When performing a facsimile transmission/reception operation on the handset side, the operator selects the handset side using the facsimile control section selection instruction means of the operation means 10 of the facsimile control section of either the main device or the handset.

<Facsimile Transmission> FIG. 4 is a flowchart showing the facsimile transmission operation on the handset side. When the operator wishes to perform facsimile transmission, he first operates the facsimile transmission instruction key of the operating means 1o and then presses the main control means 17. Instruct to that effect. The main control means 17 that received this instruction is instructed to that effect. The main control means 17 which received this instruction informs the control means 27 of this fact.

Based on this instruction, the control means 27 reads out the ID code stored in the IDROM 26, modulates it into a radio signal together with the facsimile request signal in the modulation/demodulation means 21, and notifies the base unit A of this via the transmission/reception means 19. [Steps S64→S65→S66→S67→568] Upon receiving this instruction, the control means 2 reads the ID code stored in the IDROM 5, checks whether it matches the transferred ID code, and confirms that the code is the same. If so, it controls the network control means 8, connects the device to the public line, and transfers a line that can be transmitted to the slave device. [S69→S70
+S71→572→5.73→574→S75→576
) Upon receiving this instruction, the control means 27 of the handset C notifies the main control means 17 of the facsimile control section B, and displays it on the display section of the fax machine or notifies it through a speaker or the like. After confirming this display or notification, the operator places the document to be transmitted on the document table of the facsimile and inputs the dial number of the other party into the main control means 7 through the operating means 10. The operator main control means 7 generates a dial signal from this dial number, transmits it to the control means 27 of the handset control section C, modulates it into a radio signal by the modulation/demodulation means 21, and transmits it to the base device A via the transmitting/receiving means 19. The dial signal is demodulated by the modulation/demodulation means 3 of the base unit A, and the dial signal is sent to the public line via the control means 2 and the network control means 8. (Step 577 → 578 → 579 → S80+
S8i→S82→588→S84→S85→S86→S
87→588) Next, the control means 2 monitors whether there is an answer signal from the other party, and if there is an answer signal, it generates a response signal, and the modulation/demodulation means 3 modulates it into a radio signal. Transfer the message to the slave device.

(Steps S89→S90→591) The control means 27 that received this signal notifies the main control means 17 of the facsimile control section B of this fact.

The main control means 17 that received this signal reads the document reading means 1.
1, reads the original, and transmits the read signal to the modulation/demodulation means 21 and the transmitting/receiving means 1 under the control of the control means 27 of the handset C.
9 to the base unit A, demodulated by the modulation/demodulation means 3 under the control of the control means 2, further modulated into a facsimile signal by the facsimile signal modulation/demodulation means 9, and transmitted to the public line via the network control means 8. Send. (Step S92→S93→S
94→S96→S97→S98→S99→5100→5
95→5101) The above-mentioned operation is repeated, and when the transmission of the document is completed, the main control means 7 generates a transmission completion signal, and the control means 2 of the slave device
Let 7 know that.

Upon receiving this instruction, the control means 27 modulates the instruction into a radio signal using the modulation/demodulation means 21, and notifies the control means 2 of the main unit via the transmitting/receiving means 19. Upon receiving this notification, the control means 2 uses the network control means 8 to disconnect the line. (Steps 5102 → 5103 → 5104 → 5105 → 51
06→5107→5108→5109→5110→5i
ll) On the other hand, if the answer signal cannot be received, the control means 2 repeats calling the other party a predetermined number of times, and if the other party still does not respond, the control means 2 generates a no-response signal, and the modulation/demodulation means 3 And the slave device side is notified of this via the transmitting/receiving means 4.

(Step 5112 → 5113 → 5114 → 5115 →
5116) The control means 27, which has received this notification via the transmitting/receiving means 19 and the modulation/demodulation means 12, transfers the no-response signal to the main control means 17 of the facsimile control means B. The main control means 17 that receives this signal displays or prints the tile and allows the operator to do so.

(Steps 5117 → 5118 → 5119 → facsimile reception>) FIG. 5 is a flowchart showing the facsimile reception operation on the handset side, in which a facsimile transmission request is sent to the control means 2 from the public line via the line control means 8. The control means 2 generates a signal indicating that a facsimile transmission request has been made in order to confirm whether the handset side is not busy, reads the ID code stored in the IDROM 5, and controls the modulation/demodulation means 8 and the transmitting/receiving means 4. The signal is transferred to the handset C via the step 5121 → 5122 → 5160 →
5123→5124) The control means 27 that received this signal uses the transferred ID.
Check whether the code matches the one stored in the IDROM 26, and if it matches, the facsimile control unit B
This facsimile transmission request signal is transferred to the main control means 17 of the control means 27 and the modulation/demodulation means 21, which determines whether the facsimile transmission request signal is busy or not, and if it is not busy, generates a receivable signal.
The transmitting/receiving means 4. This is notified via the modulation/demodulation means 3. (Steps 5125 → 5126 → 5160 → 5127 → 5128
→5129→5130→5131→The control means 2 which received this notification controls the line control means 8 to connect the line. (Steps 5133 → 5134 → 5135 → 513
6) The line is connected in this way, and the received facsimile signal sent through the line is demodulated into a digital signal by the facsimile signal modulation/demodulation means 9 on the main unit A, and then modulated into a radio signal by the modulation/demodulation means 3, and then transmitted/received. When the image information is sent from the means 4 to the transmitting/receiving means 19 of the handset side C, demodulated into a digital signal by the modulation/demodulation means 21, and transmitted to the facsimile control section B, the recording control means is operated under the control of the main control means 7. 1
2 to reproduce image information on recording paper. (St.
5187→5148→5138→5139→5140
→5141→5142→5144→5 Step 5 above
When the reception operation is completed by repeating the operation from step 137 to step 5145, the main control means 7 generates a reception completion signal and transfers the reception completion signal to the control means 27. The control means 27 which received this signal transmits the signal to the modulation/demodulation means 21. The control means 2 of the base unit A is notified of this via the transmitting/receiving means 19. The control means 2 which received this signal is connected to the line control means 8.
control and disconnect the line. (Step 5146 → 514
7→5148→5149→5150-+5151→51
52→5158) 1 Facsimile transmission/reception operation on the main unit side.

When performing a facsimile transmission/reception operation on the base machine side, the operator selects the base machine side using the facsimile control section selection instruction means of the operating means 10 of the facsimile control section of either the base machine or the slave machine.

Figure 6 is a flowchart showing the facsimile transmission operation. When the operator wishes to send a facsimile,
First, the facsimile transmission instruction key of the operating means 10 is operated to instruct the main control means 7 to that effect. Upon receiving this instruction, the main control means 7 switches the line to the facsimile control section side via the network control means 8. C step 5160 → 5161
) Next, the operator places the document to be sent on the document table of the facsimile and inputs the dial number of the other party into the main control means 7 from the operation means 10. The main control means 7 which receives this dial number generates a dial signal and sends the dial signal to the public line via the network control means 8. (C steps 5162→5163→5164) Next, this main control means 7 monitors whether there is an answer back signal from the other party, and if there is an answer back signal, drives the original reading means 11 to read the original. The signal is modulated by the modulation/demodulation means 9 and sent to the public line via the network control means 8. (Step 5165 → 5166
→5167→In this way, when the transmission of the original document is completed, the main control means 7 generates a transmission completion signal and notifies the control means 2 of the telephone control section A to that effect. Upon receiving this transmission completion signal, the control means 2 modulates this signal into a radio signal using the modulation/demodulation means 3, and the transmission/reception control means 4 notifies the handset of this fact via the antenna 6. (Step 5169→5170→51
71 → 5172) The handset that received this radio signal demodulates the signal using the modulation/demodulation means 21, and under the control of the control means 27, notifies the user through the speaker 24 etc. that the transmission has been completed, and notifies the operator accordingly. Inform. (Ste Tsubu 5173 → 5174
→5175→5176) On the other hand, if the answer back signal cannot be received, @recording control means 7 repeats calling the other party a predetermined number of times, and if the other party still does not respond, it displays or prints a message to notify the operator. (Step 5164→5165→5
177→5178→5 Incidentally, this no-response state may be notified to the handset as described above.

<Facsimile reception> FIG. 7 is a flowchart showing the facsimile reception operation. When a facsimile transmission request is received from the public line, the network control means 8, under the control of the main control means 7, checks whether the device is in a busy state or not. If the line is not busy, connect the line to the facsimile control unit. (Step 5180
→5181) When the line is connected in this way and image information is transmitted via the modulation/demodulation means 9, the main control means 7
drives the recording control means 12 to reproduce image information on recording paper. (Steps 5182 → 5183 → When this reception operation is completed, the main control means 7 generates a reception completion signal and notifies the control means 2 of the telephone control section A to that effect. The control means 2 that has received this reception completion signal The modulation/demodulation means 3 modulates this notification into a radio signal, and the transmission/reception control means 4 notifies the handset of this via the antenna 6. (Step 51)
85 → 5186 → 5187 → 5188) The handset that received this radio signal demodulates the signal with the modulation/demodulation means 21, and under the control of the control means 27, notifies the completion of reception through the speaker 24 etc. Inform the operator. (C steps 5189→5190→5191→5192) <Effects of the Invention> As described above, according to the present invention, in a cordless facsimile machine, the facsimile transmission/reception control unit is installed on both sides of the base unit and the slave unit, and the facsimile Since the sending and receiving operations can be performed using either the base unit or the slave unit, it is possible to provide a cordless facsimile device with extremely excellent operability.

[Brief explanation of the drawing]

FIG. 1 is a diagram showing a block configuration of a cordless facsimile apparatus according to the present invention, and FIG. Figure 3, Figure 4 (a) [b), Figure 5, Figure 6, Figure 7
The flowchart shown in the figure is a diagram showing the detailed operation of the cordless facsimile apparatus according to the present invention. FIG. 8 is an external view of a conventional facsimile machine, and FIG. 9 is a diagram showing the professional configuration of the conventional facsimile machine. Agent Patent attorney Ume 1) Katsu C and 2 others) (1 aircraft) (M aircraft) Fig. 4 (b) (IU 41 smell (company use) Fig.

Claims (1)

[Claims] 1. Radio signal transmission and reception that transmits and receives radio signals between a control means that responds to a call signal from a public line and controls the transmission and reception of voice signals or facsimile signals, and a handset. means, modulation/demodulation means for modulating and demodulating the signal from the radio signal transmitting/receiving means and the signal from the control means into an audio signal or a radio signal, and confirmation information storage means for storing confirmation information for confirming the relationship with the slave device. a telephone control unit comprising a processing means for processing voice signals from a public line or a voice signal from a telephone; a network control unit for connecting the telephone control unit or facsimile control unit to the public telephone line; a modulation/demodulation means for modulating and demodulating facsimile signals when transmitting and receiving signals; an original reading control means for reading a transmitted original; a recording control means for recording received information; a main control means for controlling each means of the facsimile control section; A base unit that includes an operating means for inputting various control information for facsimile transmission/reception operations to the main control unit, and a base unit that receives wireless signals from the base unit and wirelessly transfers various information from the slave unit. A transmission/reception control means, a modulation/demodulation means for converting an input signal from the transmission/reception control means from a wireless signal to an electrical signal, and an output signal from an electrical signal to a radio signal, and an audio processing device for processing an audio signal from a receiver or base unit. a handset-side telephone control section comprising: a storage means for storing an ID code for confirming the relationship with the base phone; and a control means for controlling each means of the handset-side telephone control section; , a modulation/demodulation means for modulating and demodulating the facsimile signal when transmitting and receiving the facsimile signal, a document reading control means for reading the transmitted document, a recording control means for recording the received information, and a main control means for controlling each means of the facsimile control section. , a cordless facsimile device comprising a handset equipped with an operating means for inputting various control information etc. for facsimile sending/receiving operations to the main control means, the cordless facsimile device being provided on the base machine side and the handset side. A cordless facsimile apparatus, characterized in that a designation means for selecting and specifying which of the facsimile transmission/reception control means is to be used is provided in either the operation means on the base unit side or the slave unit side. 2. The cordless facsimile apparatus as set forth in item 1 above, characterized in that the modulation/demodulation means for modulating and demodulating the facsimile signal is shared by the base unit.