KR100224996B1 - System halt method for facsimile - Google Patents

Abstract

The present invention is directed to a system and a method for securing a stable communication distance by blocking a radiation noise generated in a system by cutting a function of a facsimile system to secure a voice communication distance in a complex communication device system in which a function of a wireless telephone and other additional functions are built- A facsimile transmission / reception drive means for performing an operation for stable transmission / reception of picture information in accordance with a control signal; and a facsimile transmission / And a wired / wireless control means for controlling the overall operation of the wired / wireless communication of the voice, according to the charge request signal periodically applied by the facsimile control means and the charge permission signal applied by the wire / wireless control means in the facsimile control means Switching halt request signal and The power supply means for supplying a separate power supply to the wired / wireless control means comprises a transformer for reducing the commercial power supply to a predetermined voltage, a bridge diode for full-wave rectifying the reduced power supply, A capacitor for eliminating the ripple of the rectified power supply, and a regulator for maintaining the ripple-free power supply at a stable voltage necessary for the circuit.

Description

The facsimile system of a hybrid communication device

1, the facsimile control unit 2, the facsimile transmission / reception driving unit 3, the wire / wireless control unit 4, the communication unit 5, the wireless communication unit 5, (6), a relay (7), and a CO line interface (8).

The power supply unit 1 converts the commercial AC power inputted into the SMPS (Switch Mode Power Supply) into a predetermined voltage required for each circuit part of the system, and the noise generated in the conversion process of the commercial AC power is mixed with the output voltage .

The facsimile control unit 2 is constituted by a CPU, a memory, a modem, and the like, and is responsible for the overall operation of facsimile driving for image transmission. Although the radiation noise generated in each port is severe to shield the whole, Noise is emitted as it is.

The facsimile transmission / reception driver 3 performs an overall operation for transmitting / receiving an image through a wireless channel or a trunk line, and is driven only in a state in which voice communication does not proceed.

The wired / wireless control unit 4 controls the overall operation of the wired or wireless channel connection and the formation of a call through the connected channel at the time of image transmission / reception or voice communication.

The communication unit 5 stably maintains the transmission / reception of the image information or the communication path formed at the time of voice communication.

The radio unit 6 stably maintains transmission / reception of image information and voice communication over the connected radio channel.

The relay (7) switches the connection between the trunk line and the system according to the switching of the hook switch.

The CO line interface unit 8 performs data interfacing between the CO line and the facsimile control unit 2.

The operation of the conventional hybrid communication apparatus having the above-described functions is as follows.

In the state in which the power source unit 1 converts the commercial AC power source to the power source necessary for each circuit unit through the SMPS and switches on the relay 7, an arbitrary channel of the CO line is connected, and a state for transmitting / The facsimile control unit 2 outputs an overall control signal for transmission and reception of image signal according to the call connection signal applied through the CO line interface unit 8.

At this time, the facsimile transmission / reception driving unit 3 performs an operation for maintaining the transmission / reception of the image signal in accordance with the applied control signal.

In addition, when voice communication is performed, the wired / wireless control unit 4 proceeds to stably maintain the wired or wireless communication channel in accordance with an applied control signal.

At this time, the wireless unit 6 stably maintains the wireless communication channel under the control of the wire / wireless control unit 4, thereby maintaining the voice communication channel with the handset to induce the loss of the voice signal to be transmitted and received, The control unit 5 stably maintains the fixed line connected to the trunk line so as to prevent loss of the voice signal transmitted and received.

Since the conventional hybrid communication device as described above uses a single power source of the SMPS as the operating power source, the noise of the power source affects each part of the system and especially the radio part, which degrades the performance of the radio part. There is a problem that it is impossible to secure a shortened call distance and a high-quality call path.

In addition, since the facsimile control unit is always in an operating state according to the supply of power, the high frequency noise radiated from the CPU, the memory, and the modem constituting the facsimile control unit affects the radio unit, There is a problem that the quality of the currency is significantly lowered due to the occurrence of the sleeping in the city.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and it is an object of the present invention to provide a communication apparatus and a communication method therefor, So as to improve the quality of the currency by excluding noise.

According to another aspect of the present invention, there is provided a facsimile apparatus including facsimile control means for controlling an overall operation of transmission and reception of image information, facsimile transmission and reception drive means for performing operations for stable transmission and reception of image information in accordance with the control signal, And a wired / wireless control means for controlling overall operations for wired / wireless communication of voice. The wireless communication device according to claim 1, And a halt interface means for interfacing the halt request signal and the halt enable signal with each other according to a signal.

According to another aspect of the present invention, there is provided a method for forming a call in a communication device, comprising the steps of: detecting a charge request signal of a facsimile control means periodically applied; and when a charge request signal is detected in the process, The method comprising the steps of: maintaining the facsimile control means in a halt state; releasing the halt state of the facsimile control means when it is determined that the state of the halt held in the process is the end of the halt over a predetermined time; Determining whether a condition for halting the facsimile control means is detected from the handset; and outputting a halt signal when the halt condition of the facsimile control means is detected in the process, thereby entering the halt state of the facsimile control means .

FIG. 1 is a block diagram of a conventional hybrid communication device,

FIG. 2 is a block diagram showing a facsimile system halt device of a hybrid communication device according to an embodiment of the present invention,

FIG. 3 is a configuration diagram showing the linear power supply means in FIG. 2; FIG.

FIG. 4 is a flow chart for executing a facsimile system halt in one embodiment of the present invention shown in FIG. 2.

DESCRIPTION OF REFERENCE SYMBOLS

10: power supply unit 20: facsimile control unit

30: facsimile transmission / reception driver 40:

50: ring detection unit 60:

70: wire / wireless controller 80:

90:

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

2, the hybrid communication device according to an embodiment of the present invention includes a power supply unit 10, a facsimile control unit 20, a facsimile transmission / reception driving unit 30, a CO line interface unit 40, a ring detection unit 50, a communication unit 60, a wire / wireless control unit 70, a radio unit 80, and a card interface unit 90.

The power supply unit 10 converts the commercial AC power into a predetermined state by the SMPS and supplies the converted AC power to the facsimile control unit 20 and the facsimile transmission / reception driving unit 30 as operating power for executing only the facsimile function.

The facsimile control unit 20 is composed of a CPU, a memory, and a modem in the same configuration as the above-described conventional system, and controls the overall operation for transmitting and receiving image information.

The facsimile transmission / reception driver 30 performs an operation for stable transmission / reception of image information in accordance with a control signal of the facsimile control unit 20. [

The trunk line interface unit 40 connects the telephone line between the polar line and the facsimile system to transmit and receive image information.

The ring detector 50 connects a tip of a trunk line through a resistor R and a capacitor C and is coupled to a ring stage through diodes D1 and D2 coupled in a bidirectional manner, And a photodiode PC3, which is switched when a ring signal is applied through the wireline control unit 70, and detects a ring signal applied through a CO line, and applies a signal to the wireline control unit 70 side.

At this time, a power source of a separate linear power supply unit is connected to the photodiode PC1.

The call unit 60 stably maintains the voice communication over the wireless channel and the call through the wired channel when the call channel is connected through the CO line.

The wired / wireless control unit 70 controls the overall operation of the call over the wire or the call over the wireless channel according to the selected mode.

The wireless unit 80 is supplied with power from a separate linear power supply unit and stably maintains the communication over the wireless channel.

The halt interface unit 90 includes a plurality of photocouplers PC2 and PC3 and is connected to the wireless interface unit 90 in accordance with a signal from the wire / wireless control unit 70 for halting the facsimile system Performs a switching operation, and outputs a signal to be switched according to a halt request (H / Req) signal applied from the facsimile control unit 20 to stably maintain a voice call over a wireless channel.

As shown in FIG. 3, the linear power supply unit 100 includes a transformer Tr for reducing the supplied commercial power to a firing voltage, a bridge diode BD101 for full-wave rectifying the reduced power, A capacitor C1 for removing the ripple of the rectified power source, and a regulator 100 for maintaining the power source from which the ripple is removed at a stable voltage of DC 5V required for the circuit.

In the present invention having the functions as described above, operation of securing a call distance and a stable call by charging a facsimile system will be described with reference to a fourth aspect of the accompanying drawings.

First, operations for voice and data transmission / reception through a call connection and a connection path are the same as those in a general telephone, so that they are omitted.

The control unit 20 of the facsimile system periodically outputs the halt request signal H / Req in a low state to the halt interface unit 90 to which a separate linear power is supplied, in the wired / wireless communication and the facsimile system, The first interface unit 90 switches the first photocoupler PC1 according to the applied signal to make the wire / wireless controller 70 recognize the signal H / Req for the halt request.

At this time, the wire / wireless control unit 70 forms the control unit 20 of the facsimile system in a halt state according to an applied signal, thereby generating a low state signal for switching the second photocoupler PC2 of the halt interface unit 90 And the facsimile system control unit 20 enters the halt state through switching of the second photocoupler PC2.

Therefore, the operation of the system control unit 20 in the push-mill system is stopped, and the operations of the CPU, the memory, and the modem constituting the facsimile system control unit 20 are interrupted, so that the generation of high frequency is interrupted and the radiation of noise is interrupted.

When the predetermined time has elapsed in the state where the operation of the facsimile system control unit 20 is suspended, the wire / wireless control unit 70 outputs a signal of a high state to the second photocoupler PC2 of the halt interface unit 90, The system control unit 20 releases the halt state.

When data for a call request is received from the wireless handset, the wired / wireless control unit 70 maintains the continuous state of the wireless system without releasing the wireless system controller 20, and transmits the noise transmitted from the controller 20 of the facsimile system So that the stable radio communication can be continuously performed without being influenced by the noise of the radio unit 80 supplied with the separate linear power supply.

When the end of the call is detected, the wired / wireless control unit 70 outputs a high signal to the second photocoupler PC2 of the card interface unit 90 to release the halt state of the facsimile system control unit 20, Is repeatedly executed at intervals of a predetermined time.

In the state where the facsimile executing the transmission / reception of image information is in operation, the control unit 20 of the facsimile system does not generate the output of the charge request signal H / Req, so that the facsimile system control unit 20 does not perform the charge operation .

When the incoming ring signal is received from the trunk line and detected at the wired / wireless control unit 70 side, the wire / wireless control unit 70 transmits a halt request signal H / H, which is applied from the facsimile system control unit 20, Req) is detected. When a halt request signal (H / Req) is detected, a halt Ha1t signal in a low state is applied to the second photocoupler PC2 side of the halt interface unit 90 as described above Maintains the facsimile system control unit 20 in a halted state, and maintains a halted state until the end of an incoming ring applied from a trunk line, thereby stably maintaining data communication with the wireless handset.

At this time, when the incoming ring from the trunk line is terminated, the wire / wireless controller 70 outputs a signal of a high state to the second photocoupler PC2 of the halftone interface unit 90 through the above-described operation and outputs it to the facsimile system controller 20 Quot;).

In addition, when data on a call connection is detected in the wireless handset in the reception state of the CO line in which the halt state of the facsimile system control unit 20 is maintained, the wired / wireless control unit 70 continuously maintains the halt state of the facsimile system control unit 20 The wire / wireless control unit 70 controls the wire / wireless control unit 70 to transmit the high-frequency signal to the second photocoupler PC2 of the card interface unit 90 in accordance with the above- Signal to release the halt state of the facsimile system control unit 20. [

The operation as described above will be described in more detail with reference to FIG. 4, attached hereto.

The wire / wireless control unit 70 detects a halt request signal H / Req periodically applied by the facsimile system control unit 20 (S1).

When a halt request signal H / Req is detected in step S1, a low halt signal is output to the halt interface 90 to stop the operation of the facsimile system controller 20 (S7). If the charge request signal H / Req is not detected, the system controller 20 determines whether the charged state system controller 20 maintains the charge state (S2).

If the facsimile system controller 20 maintains the state of the telephone card in the stem S2 but the data for the termination of the telephone call state is detected after a lapse of a predetermined period of time, the wire and wireless controller 70 transmits the facsimile- The halt state of the system control unit 20 is released (S8) (S9).

It is also determined whether or not an incoming ring signal applied from the CO is detected (S3). When the incoming ring is detected, the wired / wireless control unit 70 sets the facsimile system control unit 20 to the state of a heart via the heart interface unit 90 (S10), and terminates the call (S4) (S9).

If it is detected in step S4 or S9 that the call is terminated, the facsimile system control unit 20 releases the call, and if it is detected as a continuous call, the current call is maintained to secure a stable call and provide a call distance.

The operation of the charge and discharge of the facsimile system control unit as described above is repeatedly executed at the intervals of the set condition and the respective conditions to be detected.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It provides reliable reliability by preventing noise and securing the distance of call and providing high quality call sensitivity.

The present invention relates to a hybrid communication apparatus, and more particularly, to a hybrid communication apparatus system in which a function of a facsimile system is halted in order to secure a voice communication distance in a hybrid communication apparatus system having a built- The present invention relates to a facsimile system halt apparatus and method for a communication apparatus of a hybrid communication apparatus capable of securing a stable call distance and ensuring a high quality voice communication.

Claims (8)

Facsimile control means for controlling operation of transmission and reception of image information; facsimile transmission / reception driving means for performing operations for stable transmission and reception of image information in accordance with a control signal outputted from the facsimile control means; And a wired / wireless control means for controlling an overall operation for voice / wired communication, characterized in that the wireless communication device includes switching means for switching according to a halt request signal periodically applied by the facsimile control means and a halt permission signal applied from the wired / Further comprising a halt interface means for interfacing the halt request signal and the halt enable signal to each other. 2. The system of claim 1, wherein the halt interface means comprises: a second photocoupler switched in response to a signal from the wired / wireless control means to charge the facsimile system upon execution of a voice call over a wireless channel or wire; And a first photocoupler switched according to a halt request (H / Req) signal. 2. The facsimile system of claim 1, wherein the facsimile control means, the voice communication, and the wire / wireless control means use separate independent power sources. 2. The facsimile system according to claim 1, wherein the wire / wireless control means continuously holds the telephone of the facsimile control means without releasing the telephone in a state where an incoming ring is detected or a voice call is detected. The power supply system according to claim 3, wherein the power supply means for supplying a separate power supply to the wire / wireless control means comprises: a transformer for reducing the commercial power supply to a predetermined voltage; a bridge diode for full-wave rectifying the reduced power supply; And a regulator for keeping the power source from which the ripple is removed at a stable voltage necessary for the circuit. A method of forming a communication line in a hybrid communication device, comprising the steps of: detecting a halt request signal periodically applied by the facsimile control means; and controlling the facsimile control means for outputting the halt signal from the wire / The method comprising the steps of: releasing a halt state of the facsimile control means when the held counterpart exceeds a preset time; detecting a halt requirement condition occurring in a CO or wireless handset in the wire / wireless control means; And outputting a halt signal by the wire / wireless control unit when the halt requirement is detected, and entering the facsimile control unit into the halt and observing whether the call is continued. The method as claimed in claim 6, wherein the halt condition generated in the CO line or the wireless handset is an incoming ring detection from the CO line and a call request of the wireless handset. The method as claimed in claim 6, further comprising the step of maintaining the state of the facsimile control means when the call is continued even if the predetermined time of the unwind is exceeded.