JPS6327936U - - Google Patents
Info
- Publication number
- JPS6327936U JPS6327936U JP1986119545U JP11954586U JPS6327936U JP S6327936 U JPS6327936 U JP S6327936U JP 1986119545 U JP1986119545 U JP 1986119545U JP 11954586 U JP11954586 U JP 11954586U JP S6327936 U JPS6327936 U JP S6327936U
- Authority
- JP
- Japan
- Prior art keywords
- marker
- transmitting
- data
- buffer
- image
- 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.)
- Granted
Links
- 239000003550 marker Substances 0.000 claims 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000005070 sampling Methods 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Facsimiles In General (AREA)
- Bidirectional Digital Transmission (AREA)
- Communication Control (AREA)
Description
第1図は本考案の描画像通信装置の構成を示す
ブロツク図、第2図は第1図の動作状態を示すフ
ローチヤート、第3図、第4図は描画例を示す図
である。
1……描画パツド、3……DPCM符号化回路
、4……制御回路、7……FSKモデム回路、8
……多重分離回路、9……電話機、12……DP
CM復号化回路、13……画像メモリ、14……
CRT表示装置。
FIG. 1 is a block diagram showing the configuration of the drawing image communication device of the present invention, FIG. 2 is a flowchart showing the operating state of FIG. 1, and FIGS. 3 and 4 are diagrams showing drawing examples. 1... Drawing pad, 3... DPCM encoding circuit, 4... Control circuit, 7... FSK modem circuit, 8
...Demultiplexing circuit, 9...Telephone, 12...DP
CM decoding circuit, 13... Image memory, 14...
CRT display device.
Claims (1)
機から入力された音声信号とを多重化して電話回
線に出力する描画像通信装置に於いて、受信側に
送信されるデータが蓄積される送信バツフアと、
マーカを表示及び伝送するマーカモードが選択さ
れると、所定周期でサンプリングしマーカデータ
を発生する手段と、前記送信バツフアの空の有無
を検出し、空がある時マーカデータを前記送信バ
ツフアに書込むよう制御する手段を具備したこと
を特徴とする描画像通信装置。 In a drawing image communication device that multiplexes an image signal inputted by a drawing input device and an audio signal inputted from a telephone and outputs it to a telephone line, a transmission buffer in which data to be transmitted to a receiving side is accumulated;
When a marker mode for displaying and transmitting a marker is selected, a means for generating marker data by sampling at a predetermined period, detecting whether or not the transmitting buffer is empty, and writing marker data to the transmitting buffer when the transmitting buffer is empty. What is claimed is: 1. A graphical image communication device, characterized in that it is equipped with means for controlling the image to be transmitted.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986119545U JPH0431628Y2 (en) | 1986-08-04 | 1986-08-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986119545U JPH0431628Y2 (en) | 1986-08-04 | 1986-08-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6327936U true JPS6327936U (en) | 1988-02-24 |
JPH0431628Y2 JPH0431628Y2 (en) | 1992-07-29 |
Family
ID=31007018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986119545U Expired JPH0431628Y2 (en) | 1986-08-04 | 1986-08-04 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0431628Y2 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60183624A (en) * | 1984-03-02 | 1985-09-19 | Nippon Telegr & Teleph Corp <Ntt> | Data transmission system in handwritten graphic information transmission system |
JPS61107423A (en) * | 1984-10-30 | 1986-05-26 | Wacom Co Ltd | Coordinate input device with display |
-
1986
- 1986-08-04 JP JP1986119545U patent/JPH0431628Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60183624A (en) * | 1984-03-02 | 1985-09-19 | Nippon Telegr & Teleph Corp <Ntt> | Data transmission system in handwritten graphic information transmission system |
JPS61107423A (en) * | 1984-10-30 | 1986-05-26 | Wacom Co Ltd | Coordinate input device with display |
Also Published As
Publication number | Publication date |
---|---|
JPH0431628Y2 (en) | 1992-07-29 |
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