JP2000332948A - Facsimile machine - Google Patents

Abstract

(57) [Problem] To provide a facsimile apparatus in which facsimile communication via the Internet does not fail when a facsimile apparatus supporting a real-time system is wirelessly connected to a partner machine. SOLUTION: In a facsimile apparatus capable of performing facsimile communication via the Internet, a wireless connection detecting means for detecting whether or not the facsimile apparatus is wirelessly connected, and according to whether or not its own apparatus is wirelessly connected, A facsimile apparatus having communication method changing means for changing a communication method of facsimile communication via the Internet.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a facsimile apparatus, and more particularly, to a facsimile apparatus capable of performing facsimile communication via the Internet.

[0002]

2. Description of the Related Art As a conventional facsimile apparatus via the Internet, ITU-T recommends T.30.
As a store-and-fair system, a simple mode that does not perform capability confirmation and delivery confirmation is recommended as 37,
Full mode for capability confirmation and delivery confirmation has been recommended, and ITU-T Recommendation T.40 38, a real-time system is recommended.

However, a conventional facsimile apparatus via the Internet supports only one of the above three methods.

[0004]

For this reason, when a facsimile apparatus supporting the real-time system is wirelessly connected to a partner machine, a delay occurs in a wireless section, and facsimile communication via the Internet in the real-time system is performed. There is a problem that it can fail.

[0005]

SUMMARY OF THE INVENTION The present invention relates to a facsimile apparatus capable of performing facsimile communication via the Internet, comprising: a wireless connection detecting means for detecting whether or not the facsimile apparatus is wirelessly connected; And facsimile communication means for changing a communication method of facsimile communication via the Internet according to whether the facsimile communication is performed or not.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a block diagram showing a facsimile apparatus FS1 according to one embodiment of the present invention.

In the facsimile apparatus FS1, the NCU
The (network control device) 2 connects the telephone network to a terminal of the line to control the connection of the telephone exchange network, switches to a data communication path, uses a loop to use the telephone network for data communication and the like. It is to hold. The NCU 2 connects the signal line 2a to the telephone if the signal level (signal line 20a) from the control circuit 20 is "0", and connects the signal line 2a to the facsimile apparatus if the signal level is "1". Is to be connected to. In the normal state, the signal line 2a is
It is connected to the telephone 4 side.

The hybrid circuit 6 separates a transmission system signal and a reception system signal, sends a transmission signal from the addition circuit 12 to the telephone line 2a via the NCU 2, and receives a signal from the other party via the NCU 2. , To the modem 8 via the signal line 6a.

The modem 8 is based on ITU-T Recommendation V. 8,
V. 21, V.I. 27ter, V.I. 29, V.I. 17, V.I.
34, a modulator and a demodulator for performing demodulation and demodulation based on
Each transmission mode is designated by the signal line 20c. The modem 8 receives the signal output on the signal line 20b, outputs the modulated data on the signal line 8a, receives the received signal output on the signal line 6a, and outputs the demodulated data on the signal line 8a.
b.

The circuit 10 for transmitting the ANSam signal transmits the ANSam signal to the signal line 10a when the signal of the signal level "1" is output to the signal line 20d, and outputs the signal of the level "0" to the signal line 20d. When a signal is being output, no signal is output to the signal line 10a.

The adder circuit 12 receives the information on the signal line 8a, the information on the signal line 10a, and the information on the signal line 22a, and outputs the result of the addition to the signal line 12a.

The read circuit 14 transmits read data to the signal line 1
4a.

The recording circuit 16 sequentially records information output to the signal line 20e line by line.

The memory circuit 18 is used to store raw information or encoded information of read data, and to store received information or decoded information.

When a calling command pulse is generated on the signal line 20f, the calling circuit 22 inputs the telephone number output on the signal line 20g, and outputs a DTMF selection signal on the signal line 22a.

The operation unit 24 includes a one-touch dial, a speed dial, a numeric keypad, a * / # key, a start key, a set key, a stop key, a registration key for the circuit 26, and other function keys. Output to line 24a.

The one-touch dial registration circuit 26 corresponds to one-touch dialing via a signal line 26a, and registers an IP address or a telephone number with the PSTI, and further registers whether or not the other receiver is a wireless connection.

A circuit 28 for detecting whether or not the communication is wireless communication
Outputs a signal of signal level "1" on the signal line 28a if the current facsimile communication is a wireless connection, and outputs a signal of signal level "0" on the signal line 28a if the current facsimile communication is a wired connection. Is output.

The PHS 30 is a signal line 30 serving as an antenna.
a.

Here, at the time of wired connection, the signal line 2a is connected to the PS.
It is connected to the TN 48, and is connected to the antenna 32a of the base station 32 via the signal line 30a as an antenna at the time of wireless connection.

The base station 32 has a signal line 32 serving as an antenna.
a, and a signal line 3 serving as an antenna
0a and the network 4 via the signal line 32b.
4 is connected.

The service provider 34 has a signal line 34a
Is connected to the PSTN 48 via the signal line 34b, and is connected to the Internet 52 via the signal line 34c.

The service provider 36 has a signal line 36a
Is connected to the PSTN 50 via the signal line 36b, and to the Internet 52 via the signal line 36c.

The facsimile apparatus FS2 is connected to the signal line 38a.
Is connected to the PSTN 50 via a cable.

The base station 40 has a signal line 40 as an antenna.
a, wirelessly connected to a signal line 42a as an antenna, and connected to a network 46 via a signal line 40b.

The facsimile apparatus FS3 is wirelessly connected via signal lines 42a and 41a as antennas.

[0027] The network 44 is connected to the base station 32 via a signal line 32b and to the service provider 34 via a signal line 34a.

[0028] The network 46 is connected to the base station 40 via a signal line 40b and to the service provider 36 via a signal line 36a.

The PSTN 48 is connected to the NC via the signal line 2a.
It is connected to U2 and to the service provider 34 via a signal line 34b.

The PSTN 50 is connected to the facsimile machine FS2 via a signal line 38a and to the service provider 36 via a signal line 36b.

The Internet 52 is connected to the service provider 34 via a signal line 34c,
Is connected to the service provider 36 via the.

The control circuit 20 has a wireless connection detecting means for detecting whether or not a wireless connection is established in a facsimile apparatus capable of performing facsimile communication via the Internet. Change the communication method of facsimile communication via the Internet.

Here, if the own device is wirelessly connected, facsimile communication via the Internet is executed in the simple mode, and if the own device is connected by wire, facsimile communication via the Internet is executed in the real time mode. . Further, the other party receiver, which is the call destination, has registration means for registering whether or not a wireless connection is established. Depending on whether the own apparatus and the other party are wirelessly connected, facsimile communication via the Internet is performed. This is a circuit that changes the communication method.

FIGS. 2, 3 and 4 are flowcharts showing the control operation of the control circuit 20.

S2 is connected to the circuit 26 via the signal line 26a.
Means clearing the information.

At S4, a signal of signal level "0" is output to the signal line 20a, and the CML is turned off.

In S6, a signal of signal level "0" is output to the signal line 20d, and the ANSam signal is not transmitted.

In S8, information on the signal line 24a is input, and
It is determined whether registration to the circuit 26 has been selected. If it is selected, the process proceeds to S10, and if not, the process proceeds to S12.

In step S10, the circuit 26 is connected via the signal line 26a.
To one-touch dialing, IP address or P
The STN telephone number, and whether the other receiver is a wireless connection. For example, the one-touch dial 01 is a facsimile device FS2 and a wired connection, and the one-touch dial 02 is a facsimile device FS3 and a wireless connection. Is registered.

In step S12, information on the signal line 24a is input, and it is determined whether or not a call is selected. If the call is selected, the process proceeds to step S16. If not, the process proceeds to step S14 to perform other processing.

In S16, information on the signal line 25a is input, and it is determined whether or not the calling terminal is wirelessly connected. If the connection is wireless, the process proceeds to S18, and if the connection is wired, the process proceeds to S26.

In S18, a signal of signal level "1" is output to the signal line 20a, and the CML is turned on.

Step S20 indicates connection to the service provider 34 via radio using the signal line 31a as an antenna.

Step S22 represents execution of the PPP protocol.

In step S24, the continuous signal is MH-coded, and Tif
It is transmitted in SMTP in the f-fx format. That is, it indicates that facsimile communication via the Internet in the simple mode is executed.

In step S26, information on the signal line 26a is input.
It is determined whether the called terminal is a wireless connection or not. If, for example, the facsimile machine FS3 is calling, the called terminal is a wireless connection and the process proceeds to S18, for example, the facsimile machine FS2 is called. If a call is in progress, the terminal on the other end is in a wired connection, and the process proceeds to S28.

In S28, a signal of signal level "1" is output to the signal line 20a, and the CML is turned on.

In step S30, the signal line 34b is
The connection to the service provider 34 is indicated.

Step S32 represents execution of the PPP protocol.

Step S34 represents executing facsimile communication via the Internet in the real time mode.

[0051]

According to the first and second aspects of the present invention, in a facsimile apparatus capable of performing facsimile communication via the Internet, optimal facsimile communication via the Internet is performed depending on whether the apparatus itself is a wired connection or a wireless connection. Decision becomes possible, and there is an effect that the user is easy to use.

According to the third aspect of the present invention, in a facsimile apparatus capable of performing facsimile communication via the Internet, the optimum facsimile communication via the Internet is determined depending on whether the own apparatus and the other apparatus are connected by wire or wirelessly. This makes it possible for the user to use it easily.

[Brief description of the drawings]

FIG. 1 shows a facsimile apparatus FS according to an embodiment of the present invention.
FIG.

FIG. 2 is a flowchart illustrating a control operation of a control circuit 20;

FIG. 3 is a flowchart illustrating a control operation of a control circuit 20;

FIG. 4 is a flowchart illustrating a control operation of a control circuit 20;

[Explanation of symbols]

 FS1, FS2, FS3: facsimile machine, 20: control circuit, 44, 46: network, 48, 50: PSTN, 52: Internet.

Continued on the front page F term (reference) 5C062 AA02 AA37 AB40 AB42 AC22 AC39 AE14 5C075 AB06 AB90 BA08 CD07 CD21 CE01 CE07 5K034 AA19 CC02 DD03 EE03 EE12 HH63 5K101 KK01 LL01 LL02 LL11 QQ07 TT06 UU19

Claims (3)

[Claims] 1. A facsimile apparatus capable of performing facsimile communication via the Internet, comprising: a wireless connection detecting means for detecting whether or not the facsimile apparatus is wirelessly connected; Communication method changing means for changing a communication method of facsimile communication via the Internet. 2. The communication method changing means according to claim 1, wherein the communication method changing means executes facsimile communication via the Internet in a simple mode if the own device is wirelessly connected, and performs a facsimile communication if the own device is connected by wire. A facsimile apparatus, which is means for executing facsimile communication via the Internet in a real-time mode. 3. A means for registering whether or not a receiver of a call destination is a wireless connection according to claim 1 or 2, and whether or not its own device and the other party are wirelessly connected. Facsimile communication method changing means for changing a communication method of facsimile communication via the Internet in response to the request.