JPS5513536A - Picture signal transmission control system - Google Patents
Picture signal transmission control systemInfo
- Publication number
- JPS5513536A JPS5513536A JP8575178A JP8575178A JPS5513536A JP S5513536 A JPS5513536 A JP S5513536A JP 8575178 A JP8575178 A JP 8575178A JP 8575178 A JP8575178 A JP 8575178A JP S5513536 A JPS5513536 A JP S5513536A
- Authority
- JP
- Japan
- Prior art keywords
- receiving
- data check
- picture information
- signal
- transmission
- 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
Landscapes
- Facsimile Transmission Control (AREA)
Abstract
PURPOSE: To enhance the use efficiency of lines gy performing a continuous picture transmission, where a data check function is omitted, according to the error rate signal of the receiving side.
CONSTITUTION: Before picture information transmission, SOP signals having information of speed, compression method, line density, etc., are transmitted. In the receiving side, a program corresponding to SOP signals is started to transmit an ACK signal. In the transmission side, picture information D1 is transmitted after confirming that the receiving has got fully prepared. When D1 is received, data check is performed for every frame by check bit CRC. In case that te receiving error rate of picture information for one page is below a prescribed value, the receiving side transmits signal U1. Confirming signal U1, the transmission side transmits succeeding picture information U2, U3...without data check. In case that the receiving error rate is over a prescribed value, U2 is transmitted with data check.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8575178A JPS5513536A (en) | 1978-07-14 | 1978-07-14 | Picture signal transmission control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8575178A JPS5513536A (en) | 1978-07-14 | 1978-07-14 | Picture signal transmission control system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5513536A true JPS5513536A (en) | 1980-01-30 |
JPS6249780B2 JPS6249780B2 (en) | 1987-10-21 |
Family
ID=13867549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8575178A Granted JPS5513536A (en) | 1978-07-14 | 1978-07-14 | Picture signal transmission control system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5513536A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58170051U (en) * | 1982-05-10 | 1983-11-12 | ティアック株式会社 | Device for attaching and detaching objects to be stored in storage cases |
JPS61198869A (en) * | 1985-02-28 | 1986-09-03 | Canon Inc | Picture image communication equipment |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6454341A (en) * | 1987-08-26 | 1989-03-01 | Kasei Optonix | Measuring instrument for density and thickness |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5294716A (en) * | 1976-02-04 | 1977-08-09 | Matsushita Electric Ind Co Ltd | Control system for facsimile communication, etc. |
JPS538514A (en) * | 1976-07-12 | 1978-01-26 | Mitsubishi Electric Corp | Resending requesting unit for transmission error |
-
1978
- 1978-07-14 JP JP8575178A patent/JPS5513536A/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5294716A (en) * | 1976-02-04 | 1977-08-09 | Matsushita Electric Ind Co Ltd | Control system for facsimile communication, etc. |
JPS538514A (en) * | 1976-07-12 | 1978-01-26 | Mitsubishi Electric Corp | Resending requesting unit for transmission error |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58170051U (en) * | 1982-05-10 | 1983-11-12 | ティアック株式会社 | Device for attaching and detaching objects to be stored in storage cases |
JPS61198869A (en) * | 1985-02-28 | 1986-09-03 | Canon Inc | Picture image communication equipment |
JP2572028B2 (en) * | 1985-02-28 | 1997-01-16 | キヤノン株式会社 | Facsimile communication system |
Also Published As
Publication number | Publication date |
---|---|
JPS6249780B2 (en) | 1987-10-21 |
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