F-Term-List

H04L13/00-13/00,309,@Z;13/00,317;13/02;13/08-13/16;13/18

AA00
PURPOSE; EFFECT

AA01

AA02

AA03

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AA10

. improving information transmission speed

. . improving communication processing speed

. . decreasing transmission delay

. . removing redundancy

. improving reliability

. . preventing errors

. reducing loads

. . decreasing interruptions

. . decreasing the number of times of data transmission

. improving configuration efficiency

AA11

AA12

AA13

AA14

AA15

AA16

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. . reducing or simplifying hardware

. . . reducing transmission lines

. . simplifying software

. improving operational efficiency

. . saving electricity

. . facilitating maintenance

. improving services to users

. . improving man-machine interfaces

. . . improving operability

. . changing or expanding devices or improving expandability

BB00
USE FORM OF COMMUNICATION SYSTEM

BB01

BB02

BB03

BB04

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BB07

. Data entry or data collection

. Remote job entry

. Inquiry response

. Time sharing

. Mail boxes

. Message exchange

. Broadcasting services

CC00
INFORMATION CONTENT

CC01

CC02

CC03

CC04

CC05

CC06

CC07

. Character code data

. Picture data

. . Television signals

. . Facsimile signals

. Sound or pulse code modulated (PCM) signals

. Control signals excluding communication control signals

. Measurement value data

DD00
FORM OF COMMUNICATION SYSTEM

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. Communication between stations

. One station towards a number of stations

. among a number of stations

. One-way transfer between stations

. Non-simultaneous bidirectional transfer between stations

. Simultaneous bidirectional transfer between stations

EE00
ARRANGEMENT OF TRANSMISSION PATH

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EE02

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EE10

. Light

. . Optical fibres

. Radio

. One transmission line between stations

. having information lines heading to bidirections per transmission direction between stations

. having a plurality of information lines in same transmission directions between stations

. having transmission control lines between stations

. Switching networks

. . Data networks

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EE12

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. . . Packet networks

. . Telephone networks

. . Integrated services digital networks (ISDN)

FF00
DEVICE FOR ARRANGING COMMUNICATION SYSTEM

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. Central processing units including application programmes

. Communication control units (CCU)

. . Common line control units

. . Line units; devices for responding to lines

. Modems

. Control devices for connecting networks

. Speech recognition; responding devices

. Arrangement devices of switching networks

. . Line terminating devices

. . Exchange stations

FF11

FF12

FF13

FF14

FF15

FF16

FF17

FF18

FF19

FF20

. Intermediate stations; relay stations excluding switching networks

. . Buses or devices for extending lines

. Terminal devices including transmitting and receiving devices

. . Terminal control units

. . Input devices

. . . Key input

. . . Sound input; optical character reader (OCR) input

. . Output devices

. . . Printers

. . . Cathode-ray tubes (CRT); sound output

GG00
INTERFACE BETWEEN DEVICE IN PREDETERMINED POINT OF COMMUNICATION SYSTEM, EXCLUDING INTERFACE WITH LINE

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. Central processing units-communication control units (CCU)

. in communication control units

. . Common control devices-line connecting or responding devices

. Interfaces in terminal devices

. . Interfaces with input/output devices

HH00
COMMUNICATION PROCESSING FUNCTION

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. Processing transmission

. Processing reception

. . Bit sampling

. controlling line interface signals

. Character assembly or disassembly

. processing transmission control procedures

. . detecting transmission control codes

. . . detecting sequence codes

. . processing error control

. . . Error detection

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HH12

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HH14

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HH16

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HH18

. . . Acknowledge back; retransmission processing

. assembling or disassembling frames or blocks

. controlling or processing messages

. . creating or processing message administration information

. . . adding transmitting and receiving time

. . Code conversion

. . Storing messages

. . Editing messages

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. converting transmission speed; buffering

. . Memory classes used

. . . First in first out memories

. . . Shift resistors

. . . Random access memories (RAM)

. . Memory arrangements

. . . A plurality of parallel buffers

. . . . Two parallel or double buffers

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. . Capacity of buffers

. . . One bit

. . . A plurality of bits

. . . . One character

. . . . A plurality of characters

. . . . Frames or block levels

. . . . Message levels

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. . Writing-in or reading-out control of buffers

. . . Writing-in or read-out signals

. . . . Write-in or read-out commands

. . . . Write-in or read-out clocks

. . . . by addresses

. . . . . Direct memory access (DMA)

. . . administering write-in or read-out regions

. . . . having administration data of write-in data

. . . . detecting amount of buffers used or regions used

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. . . . setting write-in or read-out regions

. . . . . creating queues

. . controlling errors of buffers

. . . preventing overrun or underrun

. . . . controlling input/output

. . . . . deleting or inserting buffer input signals

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. converting protocols

. converting media

. setting or changing protocols

. Processing measures against congestion

. Time monitoring processing; timer processing

JJ00
COMMUNICATION PROCESSING SYSTEM

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. using status trigger systems or state transition tables

. loading modifying and processing communication control programmes

. . loading or modifying programmes from remote places

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JJ18

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JJ20

. processing a plurality of lines

. . using line control word memories

. . scanning lines; controlling processing orders of lines

. . . Queues

. . . . using a plurality of priority levels

. . . Processing time being predetermined

. . . . by converting or modifying counter output

. . . . . using read only memories (ROM) for converting

. . . . pre-dividing into a plurality line groups

. . . detecting or controlling whether mounting or non-mounting

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. . . converting logical-physical addresses

. . Multiplex processing of a plurality of protocols

. . . identifying a plurality of protocols

KK00
LAYER; LEVEL

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. Physical levels

. . Terminal-modems or line terminating device interfaces

. . . Interfaces for analogue lines e.g. V.24

. . . Interfaces for digital lines

. . . . Start-stop synchronous systems e.g. X.20

. . . . Continuous synchronous systems e.g. X.21

. . Conversion circuits for interfaces

. . . Interfaces for analogue lines-digital lines

. . . directly coupling terminals of same interfaces

. . . . Interfaces for analogue lines

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. . . . Interfaces for digital lines

. . Multiplex transmission of interface signals

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KK24

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KK29

. Link levels; transmission control procedures

. . Non-procedures e.g. teletypewriter (TTY) procedures

. . Basic type data transmission control procedures

. . High level data link control (HDLC) procedures

. . . Multi-link procedures

. Network levels

. Transport levels

. Session levels

LL00
CONNECTION CONTROL

LL01

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LL04

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LL07

LL08

LL09

. Establishing connections

. releasing or terminating connections

. initialising in conditions of maintaining connections

. Procedures of stopping transmission in transmission stations

. Procedures of interrupting reception in receiving stations

. preventing connections from releasing or terminating

. multiplexing or separating connections

. branching or merging connections

. loading transmission information to connection control signals

MM00
TRANSFER CONTROL

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. controlling errors

. . Variable block lengths; variable frame lengths

. . controlling retransmission

. controlling switching of transfer directions

. . by transmission control codes in data blocks

. controlling transmission speeds

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MM12

MM13

MM14

MM15

MM16

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. controlling flow

. . controlling transmission intervals of predetermined length data

. . . inserting dummy signals into transmission intervals

. . controlling data length

. . controlling by transmission information contents

. . Window systems

. controlling orders

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MM22

MM24

MM25

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MM29

MM30

. Priority transmission

. . controlling orders by priority level data

. controlling transfer units

. . Dividing; assembling

. . . using continuation or completion information

. giving transparency

. . inserting bit e.g. inserting "zero" bit

. . inserting specific characters

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MM39

. mixing and transferring different kinds of data

. . Data length being different

. . . Byte length or character length being different

. . . The number of bytes or characters being different

. . . transmitting length of data

. . Information content classes being different

. . . transmitting class codes

. transmitting data for administering information to counter stations

NN00
SPECIFICATION OR LINK OF CONDITION OF STATION

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. specifying conditions of counter stations

. . specifying transmission; polling

. . specifying reception; selecting

. . specifying ways of processing information or services

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. linking conditions of own stations

. . linking conditions of transmitting sides

. . . Signals for requesting transmission

. . . Signals for completing transmission preparation

. . . Signals for validating transmission

. . Transmission sequence numbers

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. . linking conditions of receiving sides

. . . Receive ready signals

. . . Receive complete signals

. . . Receive sequence numbers

. . . Acknowledge back signals

. . . Pseudo response signals

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. specifying conditions of stations or ways of transmitting link signals

. . Transmission periods

. . . per one burst

. . . per a plurality of burst

. . transmitting jointly with transmitted signals to other directions

. . transmitting separately from transmitted signals to other directions

PP00
SYNCHRONISATION

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. by synchronisation signal lines or clock lines

. Bit synchronisation

. . Asynchronous systems; start-stop synchronous systems

. . Continuous synchronous systems

. Block synchronisation

. . Character synchronisation e.g. synchronous idle character (SYN) synchronisation

. . Flag synchronisation e.g. F pattern synchronisation

. using dummy or time fill codes

QQ00
MONITORING OR CONTROLLING TIME FOR EXECUTING PROTOCOL

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QQ09

. changing timer set time

. . changing by contents of transmission information

. . changing by counter stations

. Objects of time monitoring

. . Points of starting receiving signals

. . Interrupted time of received signals; intervals of received signals

. Objects of time controlling

. . Points of starting transmission

. . Intervals of transmitted signals

RR00
PROCEDURE OF TRANSMITTING AND RECEIVING SIGNAL FOR SETTING OR CHANGING PROTOCOL

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RR02

RR03

. by transmitting test data

. . by measuring test data

. . Testing of receiving various protocols

SS00
INTERFACE BETWEEN LAYER OR LEVEL

SS01

SS02

SS03

. Physical levels-link levels

. Link levels-network levels

. Network levels-transport levels

TT00
OTHER

TT01

TT02

TT04

TT05

TT06

TT07

TT08

. Measures against abnormality or faults

. Monitoring; testing

. Power supplies

. . supplying electricity

. . applying or cutting electric power

. . . by signals transmitted from counters

. . . . sharing with transmission control signals

5K034	COMMUNICATION CONTROL
	H04L13/00 -13/18;61/00-65/80;69/00-101:695