JPH01175358A - Facsimile equipment - Google Patents
Facsimile equipmentInfo
- Publication number
- JPH01175358A JPH01175358A JP62334988A JP33498887A JPH01175358A JP H01175358 A JPH01175358 A JP H01175358A JP 62334988 A JP62334988 A JP 62334988A JP 33498887 A JP33498887 A JP 33498887A JP H01175358 A JPH01175358 A JP H01175358A
- Authority
- JP
- Japan
- Prior art keywords
- facsimile
- signal
- communication
- procedure
- procedure signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 abstract description 42
- 230000008054 signal transmission Effects 0.000 abstract description 5
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000006837 decompression Effects 0.000 description 4
- 230000011664 signaling Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Facsimiles In General (AREA)
- Facsimile Transmission Control (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、デジタル通信網で０３フアクシミリの通信を
行なうファクシミリ装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a facsimile device that performs 03 facsimile communication over a digital communication network.
従来、デジタル通信網として、例えばｌ５ＤＮ（サービ
ス統合デジタル網）が知られている。Conventionally, as a digital communication network, for example, I5DN (Service Integrated Digital Network) is known.
ｌ５ｆ）Ｎは、電話、データ、ファクシミリ通信サービ
ス等の多種多様なサービスを提供するディジタル通信網
であシ、ユーザと網とのインターフェースはＣＣＩＴＴ
により勧告化されている。l5f) N is a digital communication network that provides a wide variety of services such as telephone, data, and facsimile communication services, and the interface between users and the network is CCITT.
It has been recommended by
ｌ５ＤＮ加入者の標準構成は第２図に示すようにＴＥ（
ＩｓＤＮ用端末装置）が、ＮＴｔ（網終端装置）とＣＣ
ＩＴＴ １．４３０勧告に示されるインタフェースで接
続されＮＴ１はｌ５ＤＮと接続される。そして電話の音
声又はファクンミリの画像データは、５４Ｋｂｐｓのデ
ィジタル信号としてＢチャネルで通信され、す／り制御
、呼制御等の信号化情報は１６ＫＢｐｓでＤチャネルで
通信される。The standard configuration of an l5DN subscriber is TE (as shown in Figure 2).
IsDN terminal equipment) is connected to NTt (network terminal equipment) and CC
The NT1 is connected to the I5DN via the interface shown in the ITT 1.430 recommendation. Telephone voice or facsimile image data is communicated as a 54 Kbps digital signal on the B channel, and signaling information such as call control and call control is communicated on the D channel at 16 Kbps.
一方、現在広く使用されている通信手段として０３ファ
クシミリがち９、公衆電話網を使用して、画像データは
４８００ｂｐｓ（Ｖ２７ｔｅｒ ）又は９６００ ｂｐ
ｓ （Ｖ２９）等のモデムによシ伝送され、手順信号は
ａｏｏｂｐｓ（Ｖ２１）モデムにより伝送される。On the other hand, facsimile is currently widely used as a means of communication9, and image data is transmitted at 4800 bps (V27ter) or 9600 bp using the public telephone network.
The procedure signal is transmitted by a modem such as S (V29), and the procedure signal is transmitted by an aoobps (V21) modem.
第３図に０３７アク７ミリの一般的構成を示す。Figure 3 shows the general configuration of the 037 Aku 7mm.
第３図において１は送信原稿を読み取るリーダ、２はリ
ーダ１で読み取ったデータをＭＨ又はＭＲにより圧縮す
る圧縮部、３はＧ３ファクシミリの手順信号を作成する
手順信号送信部、４は全体の制御を司さどる制御部、５
は受信したＧ３ファクシミリ手順信号を解析する手順信
号受信部、６は受信した画像データを伸長する伸長部、
７は伸長部６の出力を印字するプリンタ部である。８は
画像データ及び手順信号の変復調と網制御を行なう変復
調及び網制御部、９は公衆電話網に接続する端子である
。In Fig. 3, 1 is a reader that reads the transmitted original, 2 is a compression unit that compresses the data read by reader 1 using MH or MR, 3 is a procedure signal transmission unit that creates G3 facsimile procedure signals, and 4 is the overall control. A control unit in charge of the 5
6 is a procedure signal reception unit that analyzes the received G3 facsimile procedure signal; 6 is an expansion unit that expands the received image data;
7 is a printer section that prints the output of the decompression section 6; 8 is a modulation/demodulation and network control unit for modulating/demodulating image data and procedural signals and controlling the network; 9 is a terminal for connection to the public telephone network;
リーダ１で読み取られた原稿は圧縮部２により圧縮され
る。一方手順信号送信部で作成された手順信号は、通信
制御部８の低速モデムにより変調後回線に送出される。The original read by the reader 1 is compressed by the compression section 2. On the other hand, the procedure signal created by the procedure signal transmitter is modulated by the low-speed modem of the communication controller 8 and then sent to the line.
回線より受信した手順信号は、通信制御部８の低速モデ
ムにより復調後手順信号受信部５により解釈される。前
記圧縮部２により圧縮された画像データは、通信制御部
８の高速モデムによｐ変調され、回線に送出される。回
線よシ受信した画像データは、前記高速モデムにより復
調波伸長部６によシ伸長され、プリンタ部６で印字され
る。The procedure signal received from the line is demodulated by the low-speed modem of the communication control section 8, and then interpreted by the procedure signal reception section 5. The image data compressed by the compression section 2 is P-modulated by a high-speed modem of the communication control section 8, and sent to the line. The image data received over the line is expanded by the demodulated wave expansion section 6 using the high-speed modem and printed by the printer section 6.
このよりなＧ３ファクシミリ装置はアナログ回線を介し
て通信を行なうものであシ、デジタル通信網には利用で
きない。This type of G3 facsimile machine communicates via an analog line and cannot be used in a digital communication network.
本発明は、上述した点に鑑みなされたもので、Ｇ３ファ
ク７ミリの変復調部を使用せずに、ディジタル通信網で
０３ファクシミリ通偏を行う事を可能とするものである
。The present invention has been devised in view of the above-mentioned points, and makes it possible to perform 03 facsimile transmission over a digital communication network without using a G3 facsimile 7 mm modulation/demodulation section.
以下図面を参照して本発明の一実施例を詳細に説明する
。An embodiment of the present invention will be described in detail below with reference to the drawings.
第１図は本実施例の構成を示したブロック図である。FIG. 1 is a block diagram showing the configuration of this embodiment.
第１図において１はリーダ部、２はリーダ部１の出力を
圧縮する圧縮部、３は０３ファクシミリの手順信号を作
成する手順信号送信部、４は全体の制御を司さどる制御
部、５は受信したＧ３ファクシミリ手順信号を解析する
手順信号受信部、６は受信した画像データを伸長する伸
長部、７は伸長した画像データを印字するプリンタ部で
ある。１１は圧縮部２の出力である画像データ又は、手
順信号送信部３の出力であるＧ３ファクシミリ送信手順
信号を選択する切換スイッチ、１０はＩｓＤＭとの通信
制御を司さどるｌ５ＤＮ通信制御部である。In FIG. 1, 1 is a reader section, 2 is a compression section that compresses the output of the reader section 1, 3 is a procedure signal transmission section that creates a procedure signal for the 03 facsimile, 4 is a control section that is in charge of overall control, and 5 6 is a procedure signal receiving section that analyzes the received G3 facsimile procedure signal; 6 is a decompression section that decompresses the received image data; and 7 is a printer section that prints the decompressed image data. 11 is a changeover switch for selecting the image data output from the compression unit 2 or the G3 facsimile transmission procedure signal output from the procedure signal transmission unit 3; 10 is an 15DN communication control unit that controls communication with the IsDM; .
１２は受信信号が０３ファクシミリ手順信号か画像デー
タかにより切替える切換スイッチである。１３はＮＴｌ
と接続する端子である。Reference numeral 12 denotes a changeover switch for switching depending on whether the received signal is a 03 facsimile procedure signal or image data. 13 is NTl
This is the terminal to be connected to.
上記構成において、切替スイッチ１１は、）ＳＤＮ通信
制御回路１０のＢチャネル入力に接続されている。従っ
てリーダ部１で読み取った原稿は、圧縮部２によシ圧縮
され切換スイッチ１１が画像データ側の時はＢチャネル
でディジタル信号のまま送信される。切換スイッチ１１
が手順信号側の時は、手順信号送信部１０より０３ファ
クシミリ手順信号がディジタル信号のままＢチャネルで
送信される。In the above configuration, the changeover switch 11 is connected to the B channel input of the SDN communication control circuit 10. Therefore, the original read by the reader section 1 is compressed by the compression section 2 and is transmitted as a digital signal on the B channel when the changeover switch 11 is on the image data side. Changeover switch 11
When is on the procedure signal side, the procedure signal transmitter 10 transmits the 03 facsimile procedure signal as a digital signal on the B channel.
切換スイッチ１２は、ｌ５ＤＮ通信制御部１０のＢチャ
ネル出力に接続されている。従ってｌ５ＤＮより受信し
た信号はｌ５ＤＮ通信制御部１０のＢチャネルより出力
され、切替スイッチ１２を経て、手順信号受信回路５に
入力され、画像データが受信された時は、伸長回路６に
入力される。伸長回路６の出力はプリンタ７により印字
される。The changeover switch 12 is connected to the B channel output of the I5DN communication control section 10. Therefore, the signal received from the l5DN is output from the B channel of the l5DN communication control unit 10, passes through the changeover switch 12, is input to the procedure signal receiving circuit 5, and when image data is received, is input to the decompression circuit 6. . The output of the decompression circuit 6 is printed by a printer 7.
ｒ ＳＤＮへの発信及び着信の制御はｌ５ＤＮ通信制御
部１０が行う。以上のように画像データ及びＧ３ファク
シミリ手順信号は、ディジタル信号のままｌ５ＤＮのＢ
チャネルを介して送信及び受信が行なわれる。The l5DN communication control unit 10 controls outgoing calls and incoming calls to the r SDN. As mentioned above, the image data and G3 facsimile procedure signals remain as digital signals.
Transmission and reception occur over the channel.
第４図は発呼送信時の信号手順を示した図である。FIG. 4 is a diagram showing the signal procedure when transmitting a call.
ファクシミリ装置が発呼動作を行う場合ばｌ５ＤＮ通信
制御部１０が、網に対し、網起動手順、リンク制御手順
、接続手順を行ないＢチャネル通信路を確立する。Ｂチ
ャネルによるエンドツーエンドの通信路が確立されると
、手順信号送信部３、手順信号受信部５により、相手フ
ァクシミリとの０３３通信行なわれ、さらにリーダ１に
より読み取られた送信原稿は、圧縮部２によりＭＨ符号
又はＭＲ符号に圧縮されて相手Ｇ３ファクシミリに送信
される。When the facsimile machine performs a calling operation, the 15DN communication control unit 10 establishes a B channel communication path by performing a network activation procedure, a link control procedure, and a connection procedure with respect to the network. When an end-to-end communication path using the B channel is established, the procedure signal transmitting section 3 and the procedure signal receiving section 5 perform 033 communication with the other party's facsimile machine, and the transmitted original read by the reader 1 is sent to the compression section. 2, the data is compressed into MH code or MR code and transmitted to the other party's G3 facsimile.
原稿の送信が終了すると、手順信号送信部３、手順信号
受信部５により、相手ファクシミリとの０３３通信行な
われ、Ｇ３ファクシミリ手順が終了する。Ｇ３ファクシ
ミリ手／ＩＩが終了すると、ｌ５ＤＮ通信制御部１０は
、網に対して切断手順、リンク制御手順、網停止手順を
行ない１通信を終了する。When the transmission of the original is completed, the procedure signal transmitter 3 and the procedure signal receiver 5 perform 033 communication with the other party's facsimile, and the G3 facsimile procedure ends. When the G3 facsimile hand/II is completed, the 15DN communication control unit 10 performs a disconnection procedure, a link control procedure, and a network stop procedure for the network, and ends one communication.
以上の様に本実施例によれば、Ｇ３ファクシミリの変復
調部を使用せずにｌ５ＤＮでのＧ３ファクシミリ通信を
行う事が可能となる。As described above, according to this embodiment, it is possible to perform G3 facsimile communication using I5DN without using a G3 facsimile modulation/demodulation section.
尚上述した実施例では、ｌ５ＤＮを例に説明したが、不
発明はＩＳ、ＤＮに限らずＩＳＮ等のディジタル通信網
にも適用できる。In the above-mentioned embodiment, the explanation was given using the 15DN as an example, but the invention is applicable not only to IS and DN but also to digital communication networks such as ISN.
以上の様に本発明によって、ディジタル通信網において
もＧ３ファクシミリの通信を行なうことができる。As described above, according to the present invention, G3 facsimile communication can be performed even in a digital communication network.
第１図は、本実施例の構成を示したブロック図、
第２図は、標準的な１８ＤＮ加入者の構成例を示した図
、
第３図は、Ｇ３ファクシミリの一般的構成例を示した図
、
第４図は、発呼送信時の信号手順を示した図である。
１はリーダ部、２は圧縮部、３は手順信号送信部、４は
制御部、５は手順信号受信部、６は伸長部、７はプリン
タ部、１ｏはｌ５ＤＮ通信制御部、１１．１２は切替ス
イッチである。Figure 1 is a block diagram showing the configuration of this embodiment. Figure 2 is a diagram showing an example of the configuration of a standard 18DN subscriber. Figure 3 is a diagram showing an example of the general configuration of a G3 facsimile. FIG. 4 is a diagram showing the signaling procedure when transmitting a call. 1 is a reader section, 2 is a compression section, 3 is a procedure signal transmission section, 4 is a control section, 5 is a procedure signal reception section, 6 is an expansion section, 7 is a printer section, 1o is an 15DN communication control section, 11.12 is a It is a changeover switch.
Claims (1)
ジタル信号を出力する手段と、デジタル通信網からのデ
ジタル信号を上記モデムにより復調された信号として入
力させる手段を有し、上記出力手段及び上記入力手段に
よつてデジタル通信網でのＧ３ファクシミリ通信を行う
ことを特徴とするファクシミリ装置。The G3 facsimile device includes means for outputting a digital signal input to a modem, and means for inputting a digital signal from a digital communication network as a signal demodulated by the modem, and the output means and the input means A facsimile device characterized in that it performs G3 facsimile communication over a digital communication network.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62334988A JPH01175358A (en) | 1987-12-28 | 1987-12-28 | Facsimile equipment |
| US07/604,991 US5142568A (en) | 1987-11-30 | 1990-10-29 | Data communication apparatus which can use either an analog or a digital line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62334988A JPH01175358A (en) | 1987-12-28 | 1987-12-28 | Facsimile equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01175358A true JPH01175358A (en) | 1989-07-11 |
Family
ID=18283469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62334988A Pending JPH01175358A (en) | 1987-11-30 | 1987-12-28 | Facsimile equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01175358A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59168760A (en) * | 1983-03-15 | 1984-09-22 | Nec Corp | Facsimile device |
| JPS61200763A (en) * | 1985-03-04 | 1986-09-05 | Ricoh Co Ltd | Composite facsimile equipment |
-
1987
- 1987-12-28 JP JP62334988A patent/JPH01175358A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59168760A (en) * | 1983-03-15 | 1984-09-22 | Nec Corp | Facsimile device |
| JPS61200763A (en) * | 1985-03-04 | 1986-09-05 | Ricoh Co Ltd | Composite facsimile equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3074021B2 (en) | Method for processing incoming call to terminal equipment and mobile telephone in digital transmission system | |
| EP0608405B1 (en) | Facsimile transmission in a digital cellular radio network | |
| CA2035318C (en) | Mobile facsimile telecommunications system capable of automatically off-hooking a facsimile device | |
| JP3469246B2 (en) | Communication method and apparatus using data compression | |
| JPH01175358A (en) | Facsimile equipment | |
| JP3434640B2 (en) | Videophone equipment | |
| US5517550A (en) | ISDN switching apparatus | |
| JP2675420B2 (en) | Facsimile communication method in mobile | |
| JP3068539B2 (en) | Operation mode matching method for data line termination device and communication device | |
| JPS6354052A (en) | Picture transmission equipment | |
| JPH06133079A (en) | Terminal adapter for isdn communication equipment | |
| KR960014320B1 (en) | Autochanging system in a facsimile | |
| JPH05145660A (en) | Terminal adaptor for isdn | |
| KR100464801B1 (en) | How to identify subscriber access device of wireless subscriber network | |
| JP3153353B2 (en) | Data transmission equipment | |
| JPH04126428A (en) | Communication terminal equipment | |
| JPH0879406A (en) | Multiplex communication equipment | |
| JPH03231556A (en) | Data communication system | |
| JPH08340393A (en) | Multimedia communication equipment | |
| JPH0575833A (en) | Facsimile equipment for isdn | |
| JPH06152597A (en) | Digital communication system and terminal | |
| JPS59122162A (en) | Facsimile communication system | |
| JPH0273762A (en) | Facsimile equipment | |
| JPH0583420A (en) | Data transfer equipment | |
| JPS61263360A (en) | Adaptor for facsimile equipment |