JPH05244381A - Facsimile adapter - Google Patents

Abstract

PURPOSE:To provide a facsimile adapter in which reception data transmitting time from the facsimile adapter to a facsimile which is connected to it is shortened. CONSTITUTION:A communication data control part 6 is provided in the G3 facsimile adapter 3 connected to the G3 facsimile 2. Plural times of reception data from ISDN 1 is controlled by a total reception document number, stored in a data storing part 8 and controlled to be outputted to the G3 facsimile 2 from a data transmitting part 7 by one time communication procedure. Reception data is controlled by a communication unit and the repetitive procedure necessary for outputting reception data is eliminated so that time is shortened.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to an integrated service digital network (hereinafter, referred to as IS).
The present invention relates to a data storage type facsimile adapter for performing communication between a G3 facsimile and a G4 facsimile, or a G3 facsimile and a G3 facsimile by using a DN).

[0002]

2. Description of the Related Art In recent years, facsimiles have been widely used, but improving the efficiency of data transmission is a problem.

A conventional facsimile adapter will be described below with reference to the drawings. FIG. 6 is a block diagram showing the configuration of a facsimile communication network using ISDN. By connecting an existing G3 facsimile to ISDN via a G3 facsimile adapter as shown in the figure,
It communicates with the G4 facsimile connected to the DN and the G3 facsimile connected to the analog network.

A conventional data storage type G3 facsimile adapter will be described below with reference to the drawings. Figure 7
Shows a block diagram of the configuration of a conventional data storage type G3 facsimile adapter. As shown in the figure, data storage type G
The 3 facsimile adapter includes a communication interface control unit 4 that controls communication through the ISDN 1, a call origination / disconnection unit 5 that originates and disconnects communication, a data transmission unit 7 that performs data transmission, and data that stores data. It is composed of a storage unit 8 and a G3 facsimile interface control unit 9 for communicating with the G3 facsimile.

Data management when the conventional data storage type G3 facsimile adapter receives communication data a plurality of times will be described. For example, as shown in FIG. 8, let us consider a case where original data is received by three times of communication by the first to third communication. FIG. 9 is a schematic diagram showing the state of memory management in the G3 facsimile adapter in this case. As shown in FIG. 9, when the communication is received three times,
For each communication, the number of documents, communication-related information, the location of the memory that stores the document data, etc. are stored in the communication information management memory, and the document data is stored in the data storage memory for management. ing. That is, the feature is that communication data is managed in communication units.

FIG. 10 is a flowchart showing the operation of the conventional G3 facsimile adapter. The G3 facsimile communicable state in FIG. 10 means that the G3 facsimile connected to the adapter is out of paper or is not in use. As shown in FIG. 10, the conventional G3 facsimile adapter manages document data according to the number of times of communication, and performs a communication procedure of outputting data to the G3 facsimile once for each communication. Therefore, when data is received by a plurality of times of communication, the number of times of the communication is G3.
The data output procedure to the facsimile is being performed.

[0007] FIG. 11 shows the recommendation T.264 of the CCITT standard in this case. The output procedure of the reception data using the communication procedure according to 30 is shown. However, phase A is a call setup procedure, phase B is a pre-message procedure, phase C is a message transmission procedure, phase D is a post-message procedure, and phase E is
Is the call release procedure. As shown in the figure, when there are three receptions from the first communication to the third communication, the received data is output to the G3 facsimile by calling, data transmission, and disconnection for each communication.

[0008]

[Problems to be Solved by the Invention] Such a conventional G3
In the facsimile adapter, the received data is managed in communication units, and when the data is received in a plurality of communications, the G3 facsimile is called, the data is transmitted, and the data is output in the procedure of disconnecting the data. , It takes time to output data from the G3 facsimile adapter to the G3 facsimile.

The present invention is to solve the above-mentioned problems.
(3) It is an object of the present invention to provide a facsimile adapter that can efficiently output data to a facsimile without spending extra time.

[0010]

In order to achieve the above object, the present invention provides a communication interface control unit for controlling communication through ISDN, and a call origination / linking, call origination / disconnection, etc. A disconnecting unit, a communication data control unit that manages the received data in a plurality of times of communication by the total number of received originals, and controls them to output the received data to the G3 facsimile by one communication means.
A facsimile adapter including a data transmission unit that transmits and receives the received data, a data storage unit that stores the received data, and a G3 facsimile interface control unit that controls an interface with the G3 facsimile.

[0011]

According to the present invention, in the above structure, the communication data control unit manages and stores the received data received by a plurality of times of communication by the total number of received originals, and the G3 facsimile apparatus eliminates the remaining number of originals. Control sending. Therefore, it is possible to output the received data a plurality of times in a single communication procedure.

[0012]

(Embodiment 1) A data storage type G3 facsimile adapter according to an embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows a data storage type G according to an embodiment of the present invention.
3 is a block diagram showing the configuration of the facsimile adapter 3 of FIG.
In the figure, 1 is ISDN, 2 is a user-connected G3
Facsimile, 3 for G3 facsimile adapter, 4 for I
A communication interface control unit for controlling communication through SDN, 5 is a call origination / disconnection unit for performing network activation, link control, call origination and disconnection, 6 is a communication data control unit for managing and controlling communication data, and 7 is data. A data transmission unit for transmitting and receiving data, a data storage unit 8 for storing data to be transmitted and received,
A G3 facsimile interface control unit 9 controls communication with the G3 facsimile.

Received data management when communication data is received a plurality of times in the above configuration will be described. For example, as shown in FIG. 2, there are received data of one original in the first communication, two originals in the second communication, and one original in the third communication, and a total of four originals are received. And In this case, in the G3 facsimile adapter of the present invention, as shown in the figure, the originals received in the first, second and third communications are managed by the total number of received originals, and four originals are transmitted in one communication. The same received data management as when received is performed. FIG. 3 shows a memory management for realizing such received data management.
A schematic diagram is shown in FIG.

As shown in FIG. 3, the memory comprises a communication information management memory for storing communication information and managing received data, and a data storage memory for storing received data. The data storage memory has an area for storing the received data for each original, and the communication information management memory stores the total number of received originals in page units and the data storage memory. An area showing the location of each original data and an area for storing communication information relating to the reception of each original, for example, information for distinguishing a plurality of times of communication, date and time of communication, destination etc. are provided. Here, as shown by the arrow in FIG. 3, the document data in the data storage memory and the document data information storage area in the communication information management memory have a one-to-one correspondence, and the number indicated by the number of received documents. That is, the same number of document data information storage areas will exist in the data storage memory.

FIG. 4 is a flowchart showing the operation of the G3 facsimile adapter of the present invention. When the G3 facsimile connected to the G3 facsimile adapter is in use, when the G4 facsimile receives a plurality of incoming calls, or when the received original data is being output to the G3 facsimile, the G4 facsimile receives a plurality of incoming calls. If there is, the received data is stored in the memory for a plurality of times. In the G3 facsimile adapter of the present invention, the original data is managed by such a plurality of times of communication by the memory configuration shown in FIG. Thus, the original data is managed by the total number of original data regardless of the number of times of communication, and when the data is output to the G3 facsimile, the received original data is output by the number of received originals, so that the communication can be performed a plurality of times. The received data is output in one communication procedure.

In this case, the communication procedure between the G3 facsimile adapter and the G3 facsimile is the CCITT standard recommendation T.264. This is the same as the one-time communication procedure shown in FIG. FIG. 5 shows a communication procedure of the facsimile adapter of the present invention. As shown in the figure, by managing the communication data received in the first to third communications in the same manner as the original data received in one communication, the data received in a plurality of communications can be processed in one communication procedure. It can be output to a G3 facsimile. Therefore, compared with the conventional communication procedure shown in FIG. 11, the call release procedure (phase E) of the first communication, the second communication
Call setup procedure (call signal transmission, phase A, phase B) of the second communication, call release procedure of second communication (phase E), call setup procedure of the third communication (call signal transmission, phase A, phase E) ) And the procedure corresponding to can be omitted.

As described above, according to the facsimile adapter of the embodiment of the present invention, the received data is managed by the total number of received originals regardless of the number of times of reception, and the data is output in one communication procedure. The output time of the received data can be shortened as compared with the conventional facsimile adapter which was output in step 1, and the device can be operated efficiently.

[0019]

As is apparent from the above embodiments, the present invention includes a communication interface control unit for controlling communication through ISDN, and a calling / disconnecting unit for performing network activation, link control, calling and disconnecting, etc. The received data is transmitted / received to / from a communication data control unit that manages the received data in a plurality of times of communication by the total number of received originals and controls the G3 facsimile to output the received data by one communication means. A data transfer unit for storing the received data, a data storage unit for storing the received data, and a G3 facsimile interface control unit for controlling the interface with the G3 facsimile are provided. It is possible to send, and the communication time between the G3 facsimile adapter and the G3 facsimile is greatly increased. It is possible to shrinkage.

[Brief description of drawings]

FIG. 1 is a block diagram showing the configuration of a G3 facsimile adapter according to an embodiment of the present invention.

FIG. 2 is a schematic diagram showing document data management of a G3 facsimile adapter according to an embodiment of the present invention.

FIG. 3 is a block diagram showing a memory configuration of a G3 facsimile adapter according to an embodiment of the present invention.

FIG. 4 is a flowchart showing the operation of the G3 facsimile adapter according to the embodiment of the present invention.

FIG. 5 is a protocol chart showing a communication procedure between a G3 facsimile adapter and a G3 facsimile according to an embodiment of the present invention.

FIG. 6 is an overall configuration diagram in which a G3 facsimile adapter is used.

FIG. 7 is a functional block diagram showing a configuration of a conventional G3 facsimile adapter.

FIG. 8 is a schematic diagram showing a management state of document data in a conventional G3 facsimile adapter.

FIG. 9 is a block diagram showing a memory configuration of a conventional G3 facsimile adapter.

FIG. 10 is a flowchart showing the operation of a conventional G3 facsimile adapter.

FIG. 11 is a protocol chart showing a communication procedure between a conventional G3 facsimile adapter and a G3 facsimile.

[Explanation of symbols]

 1 ISDN 2 G3 Facsimile 3 G3 Facsimile Adapter 4 Communication Interface Control Unit 5 Calling / Disconnection Unit 6 Communication Data Control Unit 7 Data Transmission Unit 8 Data Storage Unit 9 G3 Facsimile Interface Control Unit 10 Analog Network 11 G4 Facsimile 12 G3 Facsimile

Claims (1)

[Claims] 1. A communication interface control unit for controlling communication through ISDN, a calling / disconnecting unit for performing network activation, link control, calling and disconnecting, etc., and a total received document of received data in a plurality of communications. A communication data control unit that manages the number of sheets and controls them to output reception data to the G3 facsimile by one-time communication means,
A facsimile adapter comprising a data transmission unit for transmitting and receiving the received data, a data storage unit for storing the received data, and a G3 facsimile interface control unit for controlling an interface with the G3 facsimile.