JPS52147905A - Block length variable control system - Google Patents

Block length variable control system

Info

Publication number
JPS52147905A
JPS52147905A JP6475876A JP6475876A JPS52147905A JP S52147905 A JPS52147905 A JP S52147905A JP 6475876 A JP6475876 A JP 6475876A JP 6475876 A JP6475876 A JP 6475876A JP S52147905 A JPS52147905 A JP S52147905A
Authority
JP
Japan
Prior art keywords
block length
control system
variable control
length variable
enahnce
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
Application number
JP6475876A
Other languages
Japanese (ja)
Inventor
Seishi Kageyama
Kunihiko Sekiya
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6475876A priority Critical patent/JPS52147905A/en
Publication of JPS52147905A publication Critical patent/JPS52147905A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length

Abstract

PURPOSE:To enahnce the code transmission efficency by switching variably the block length in accordance with the transmission quality variation due to circuit using conditions in ARQ (automatic repeat request) system.
JP6475876A 1976-06-03 1976-06-03 Block length variable control system Pending JPS52147905A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6475876A JPS52147905A (en) 1976-06-03 1976-06-03 Block length variable control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6475876A JPS52147905A (en) 1976-06-03 1976-06-03 Block length variable control system

Publications (1)

Publication Number Publication Date
JPS52147905A true JPS52147905A (en) 1977-12-08

Family

ID=13267385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6475876A Pending JPS52147905A (en) 1976-06-03 1976-06-03 Block length variable control system

Country Status (1)

Country Link
JP (1) JPS52147905A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0188271A2 (en) * 1985-01-14 1986-07-23 Oki Electric Industry Company, Limited Error correction encoding system
EP0197545A2 (en) * 1985-04-09 1986-10-15 Oki Electric Industry Company, Limited Error control encoding system, method and device
JPH01119136A (en) * 1987-10-31 1989-05-11 Mita Ind Co Ltd Data transmission system
EP0350238A2 (en) * 1988-07-04 1990-01-10 Omron Corporation Data communicating apparatus
WO2002093820A1 (en) * 2001-05-11 2002-11-21 Sharp Kabushiki Kaisha Communicating method, transmitting apparatus, receiving apparatus, and communicating system including them
JP2006129341A (en) * 2004-11-01 2006-05-18 Oki Electric Ind Co Ltd Transparent data transmitting method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0188271A2 (en) * 1985-01-14 1986-07-23 Oki Electric Industry Company, Limited Error correction encoding system
EP0188271B1 (en) * 1985-01-14 1992-07-15 Oki Electric Industry Company, Limited Error correction encoding system
EP0197545A2 (en) * 1985-04-09 1986-10-15 Oki Electric Industry Company, Limited Error control encoding system, method and device
JPS61232737A (en) * 1985-04-09 1986-10-17 Oki Electric Ind Co Ltd Error control coding system
JPH01119136A (en) * 1987-10-31 1989-05-11 Mita Ind Co Ltd Data transmission system
EP0350238A2 (en) * 1988-07-04 1990-01-10 Omron Corporation Data communicating apparatus
WO2002093820A1 (en) * 2001-05-11 2002-11-21 Sharp Kabushiki Kaisha Communicating method, transmitting apparatus, receiving apparatus, and communicating system including them
JP2006129341A (en) * 2004-11-01 2006-05-18 Oki Electric Ind Co Ltd Transparent data transmitting method

Similar Documents

Publication Publication Date Title
DK147250C (en) BRIGHTNESS CONTROL CIRCUIT WITH CLOSED VEHICLE, NAME FOR REMOTE RECEIVERS
JPS52147905A (en) Block length variable control system
JPS5439503A (en) Priority selection system in ring transmission line
JPS5310229A (en) Decoder circuit
JPS52137222A (en) Interface system
JPS544047A (en) Switching circuit
JPS5362902A (en) Selection system for switching office
JPS5350601A (en) Starting system for central control circuit
JPS52153312A (en) Automatic channel selection transceiver unit
JPS5299055A (en) Automatic phase control circuit
JPS52128005A (en) Informatoon transmitting method
JPS5330212A (en) Adjustment system for transmission loss
JPS5337310A (en) Automatic frequency control circuit
JPS5386548A (en) Output limiting circuit
JPS53132959A (en) Variable equalizer
JPS53145404A (en) Data transmission circuit
JPS52114231A (en) Driving device and its method for electric charge transition unit
JPS5338938A (en) Main memory extending device
JPS5363941A (en) Input/output system
JPS52144250A (en) Voltage/current control type variable attenuator
JPS53131715A (en) Circuit selection system
JPS5348777A (en) Watch device
JPS5286714A (en) Muting system in angular modulating wave decoding circuit
JPS5362402A (en) Loudening telephone unit
JPS5336406A (en) Loop transmission system