JPS5567271A - Coding circuit - Google Patents

Coding circuit

Info

Publication number
JPS5567271A
JPS5567271A JP14033678A JP14033678A JPS5567271A JP S5567271 A JPS5567271 A JP S5567271A JP 14033678 A JP14033678 A JP 14033678A JP 14033678 A JP14033678 A JP 14033678A JP S5567271 A JPS5567271 A JP S5567271A
Authority
JP
Japan
Prior art keywords
signals
additional information
time division
original picture
facsimile
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
JP14033678A
Other languages
Japanese (ja)
Other versions
JPS6147466B2 (en
Inventor
Hiroshi Takashima
Toshio Suhara
Takanari Endo
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.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric Co 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 NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP14033678A priority Critical patent/JPS5567271A/en
Publication of JPS5567271A publication Critical patent/JPS5567271A/en
Publication of JPS6147466B2 publication Critical patent/JPS6147466B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To perform multiple processings with one coding circuit and subject additional information to the code processing as an original picture mode by processing collectively plural facsimile signals in the time division system and storing additional information as picture signals previously.
CONSTITUTION: A coding circuit is constituted by sampling circuits 7A∼7D which sample facsimile signals inputted from plural lines and have original picture mode input terminal 713, run length counter 8 which counts length of each run of sampling signals in time division, FIFO memory 9 which stores output signals of counter 8, and run length coding unit 10 which codes output signals of memory 9 to a run length code in time division and converts output signals of memory 9 to sampled facsimile signals when an original picture mode designation signal is applied to input terminal 713. By this constitution, increment of the number of coders is not required in case of a large number of lines, and additional information such as transmission date can be added to facsimile signals.
COPYRIGHT: (C)1980,JPO&Japio
JP14033678A 1978-11-14 1978-11-14 Coding circuit Granted JPS5567271A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14033678A JPS5567271A (en) 1978-11-14 1978-11-14 Coding circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14033678A JPS5567271A (en) 1978-11-14 1978-11-14 Coding circuit

Publications (2)

Publication Number Publication Date
JPS5567271A true JPS5567271A (en) 1980-05-21
JPS6147466B2 JPS6147466B2 (en) 1986-10-20

Family

ID=15266449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14033678A Granted JPS5567271A (en) 1978-11-14 1978-11-14 Coding circuit

Country Status (1)

Country Link
JP (1) JPS5567271A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5991774A (en) * 1982-11-18 1984-05-26 Matsushita Electric Ind Co Ltd Coding circuit
JPS5992674A (en) * 1982-11-18 1984-05-28 Matsushita Electric Ind Co Ltd Encoding circuit
JPS59158674A (en) * 1983-03-01 1984-09-08 Matsushita Electric Ind Co Ltd Encoder
JPS60119176A (en) * 1983-11-30 1985-06-26 Fuji Xerox Co Ltd Compressing and encoding device of binary picture information
JPS60119175A (en) * 1983-11-30 1985-06-26 Fuji Xerox Co Ltd Compressing and decoding device of binary picture information

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5991774A (en) * 1982-11-18 1984-05-26 Matsushita Electric Ind Co Ltd Coding circuit
JPS5992674A (en) * 1982-11-18 1984-05-28 Matsushita Electric Ind Co Ltd Encoding circuit
JPS6342471B2 (en) * 1982-11-18 1988-08-23 Matsushita Electric Ind Co Ltd
JPS6342472B2 (en) * 1982-11-18 1988-08-23 Matsushita Electric Ind Co Ltd
JPS59158674A (en) * 1983-03-01 1984-09-08 Matsushita Electric Ind Co Ltd Encoder
JPS60119176A (en) * 1983-11-30 1985-06-26 Fuji Xerox Co Ltd Compressing and encoding device of binary picture information
JPS60119175A (en) * 1983-11-30 1985-06-26 Fuji Xerox Co Ltd Compressing and decoding device of binary picture information
JPH0140546B2 (en) * 1983-11-30 1989-08-29 Fuji Xerox Co Ltd

Also Published As

Publication number Publication date
JPS6147466B2 (en) 1986-10-20

Similar Documents

Publication Publication Date Title
GB2073971B (en) Circuit interrupter with digital trip unit and optically-coupled data input/output system
EP0279799A2 (en) Method and means for variable length coding
KR920003860B1 (en) Coding decoding circuit
JPS5567271A (en) Coding circuit
US3984833A (en) Apparatus for encoding extended run-length codes
JPS56169480A (en) Inspection signal generating device in catv system
JPS57192167A (en) Facsimile storage exchanger
JPS5567272A (en) Coding circuit
JPS5578323A (en) Data transfer system
JPS5528666A (en) Forming and processing unit for color graph
JPS5730448A (en) Packet transmission system
JPS5520002A (en) Facsimile exchange device
JPS57201934A (en) Memory switching system of buffer circuit
JPS6478588A (en) Picture encoder
JPS57170626A (en) Converting circuit
JPS55118281A (en) Pre-processing system for estimate coding
JPS5713542A (en) Data speed transducer
JPS5634277A (en) Picture encoding system
CA1127307A (en) .mu.-LAW TO FLOATING POINT CONVERTER
JPS54159807A (en) Block companding coding and decoding unit
JPS54153515A (en) Coder
JPS57188158A (en) Parity bit addition circuit
JPS554106A (en) Signal transmission system
JPS5733876A (en) Digital video signal processing system
JPS54103663A (en) Encoding circuit