JPS5513536A - Picture signal transmission control system - Google Patents

Picture signal transmission control system

Info

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
Application number
JP8575178A
Other languages
Japanese (ja)
Other versions
JPS6249780B2 (en
Inventor
Hisayasu Osawa
Yoshio Iizuka
Tetsuo Morita
Koji Yamaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP8575178A priority Critical patent/JPS5513536A/en
Publication of JPS5513536A publication Critical patent/JPS5513536A/en
Publication of JPS6249780B2 publication Critical patent/JPS6249780B2/ja
Granted legal-status Critical Current

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
JP8575178A 1978-07-14 1978-07-14 Picture signal transmission control system Granted JPS5513536A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
JPS5380105A (en) Digital signal transmission method
JPS5792948A (en) Loop data transmission system
JPS5513536A (en) Picture signal transmission control system
EP0350238A3 (en) Data communicating apparatus
JPS5323507A (en) Error correction system for picture information transmissio n
JPS5338941A (en) Circuit control system
JPS55107358A (en) Data transmission system
JPS5429665A (en) Data collecting system
JPS57136845A (en) Coding and transfer system of information data
JPS52154317A (en) Data transmission system
JPS5293262A (en) Decorder for ac-dc conversion
JPS5673948A (en) Data transmission control system
JPS5538717A (en) Facsimile transmission equipment
JPS5374806A (en) Error correction encoder
JPS5412652A (en) Method and apparatus for data transmission
JPS51112365A (en) Recovery method in a transmission system of on-line measured data
JPS53105310A (en) Signal transmitter
JPS531415A (en) Transmission system for facsimile signal
JPS54134940A (en) Communication controller
JPS5323203A (en) Data check system
JPS51112216A (en) Error control system
JPS5361943A (en) Data transfer system
JPS51112240A (en) Input output unit control system
JPS5515542A (en) Data transmitter
JPS5418617A (en) Compressing system for facsimile information