BR0304731A - Processo de troca segura de mensagens de informação - Google Patents
Processo de troca segura de mensagens de informaçãoInfo
- Publication number
- BR0304731A BR0304731A BR0304731-8A BR0304731A BR0304731A BR 0304731 A BR0304731 A BR 0304731A BR 0304731 A BR0304731 A BR 0304731A BR 0304731 A BR0304731 A BR 0304731A
- Authority
- BR
- Brazil
- Prior art keywords
- message
- platform
- information
- date
- sending
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/121—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using magnetic induction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/70—Details of trackside communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Communication Control (AREA)
Abstract
"PROCESSO DE TROCA SEGURA DE MENSAGENS DE INFORMAçãO". A invenção refere-se a um processo de troca segura de mensagens de informação enviadas sucessivamente de uma plataforma emissora para uma plataforma receptora, caracterizado pelo fato de: a) uma seq³ência de inicialização na qual pelo menos uma mensagem de inicialização M~ 0~ contendo a informação da data t~ 1~ de envio da primeira mensagem de informação M~ 1~ é trocada entre a plataforma emissora e a plataforma receptora; b) uma seq³ência de transmissão das mensagens de informação, na qual: - as mensagens de informação são enviadas sucessivamente pela plataforma emissora com intervalos de tempo <30>T~ E~ determinados, cada mensagem M~ n~ sendo codificada por meio de um código dinâmico C~ n~ próprio à data t~ n~ de envio da mensagem; - as mensagens recebidas pela plataforma são tratadas em função de sua data de recepção t~ r~ de modo que as mensagens recebidas em uma janela de observação F~ n~ nas proximidades de t~ n~ são decodificadas com uma seq³ência de decodificação DC~ n~ adaptada para decodificar o código dinâmico Cn, o relógio da plataforma receptora sendo escorada na data t~ 1~ ao recebimento da primeira mensagem M~ 1~.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0212404A FR2845545B1 (fr) | 2002-10-07 | 2002-10-07 | Procede d'echange securitaire de messages d'information |
Publications (2)
Publication Number | Publication Date |
---|---|
BR0304731A true BR0304731A (pt) | 2004-08-31 |
BRPI0304731B1 BRPI0304731B1 (pt) | 2016-07-05 |
Family
ID=32011447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0304731A BRPI0304731B1 (pt) | 2002-10-07 | 2003-10-07 | processo de troca segura de mensagens de informação |
Country Status (7)
Country | Link |
---|---|
US (1) | US20040105457A1 (pt) |
EP (1) | EP1413494B1 (pt) |
KR (1) | KR100992343B1 (pt) |
CN (1) | CN100448192C (pt) |
BR (1) | BRPI0304731B1 (pt) |
DE (1) | DE60313415T2 (pt) |
FR (1) | FR2845545B1 (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7483943B2 (en) * | 2004-09-21 | 2009-01-27 | Microsoft Corporation | Reliable messaging using clocks with synchronized rates |
US8630316B2 (en) | 2008-06-19 | 2014-01-14 | Microsoft Corporation | Clock synchronization using correlation events |
US20100258682A1 (en) * | 2009-04-14 | 2010-10-14 | Jeffrey Michael Fries | System and method for interfacing wayside signal device with vehicle control system |
FR3045852B1 (fr) * | 2015-12-16 | 2018-02-02 | Thales | Procede de transmission de messages avec calage temporel entre modules electroniques, systeme avionique et procede de configuration |
US11186302B2 (en) * | 2018-11-13 | 2021-11-30 | Rockwell Automation Technologies, Inc. | Section based safety functions for independent cart applications |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2615509B2 (ja) * | 1990-10-30 | 1997-05-28 | 富士通株式会社 | 通信装置 |
NO913705L (no) * | 1991-09-20 | 1993-03-22 | Abb Signal Ab | Innretning som muliggjoer feilkontroll av digitale signaler |
US5420883A (en) * | 1993-05-17 | 1995-05-30 | Hughes Aircraft Company | Train location and control using spread spectrum radio communications |
TW279960B (pt) * | 1994-09-23 | 1996-07-01 | Traffic Object Supervision Systems | |
SE506619C2 (sv) * | 1995-09-27 | 1998-01-19 | Ericsson Telefon Ab L M | Metod för kryptering av information |
EP1008254B1 (en) * | 1997-03-17 | 2008-06-18 | Ge-Harris Railway Electronics L.L.C. | Communications system for interconnected networks having a linear topology |
WO1998041435A1 (fr) * | 1997-03-19 | 1998-09-24 | Hitachi, Ltd. | Procede et systeme de regulation de train par radio |
GB2324214A (en) * | 1997-04-08 | 1998-10-14 | Power X Limited | Synchronising arrangements |
US5950966A (en) * | 1997-09-17 | 1999-09-14 | Westinghouse Airbrake Company | Distributed positive train control system |
FR2773424B1 (fr) * | 1998-01-06 | 2000-02-04 | Alsthom Cge Alcatel | Procede de securisation d'une communication entre deux mobiles et emetteur associe |
US6577229B1 (en) * | 1999-06-10 | 2003-06-10 | Cubic Corporation | Multiple protocol smart card communication device |
US6898285B1 (en) * | 2000-06-02 | 2005-05-24 | General Instrument Corporation | System to deliver encrypted access control information to support interoperability between digital information processing/control equipment |
DE10144070A1 (de) * | 2001-09-07 | 2003-03-27 | Philips Corp Intellectual Pty | Kommunikationsnetzwerk und Verfahren zur Steuerung des Kommunikationsnetzwerks |
US7477743B2 (en) * | 2002-02-07 | 2009-01-13 | Nokia Corporation | Hybrid network encrypt/decrypt scheme |
US7200233B1 (en) * | 2002-12-10 | 2007-04-03 | L-3 Communications Corporation | System and method for fast data encryption/decryption using time slot numbering |
-
2002
- 2002-10-07 FR FR0212404A patent/FR2845545B1/fr not_active Expired - Fee Related
-
2003
- 2003-10-03 DE DE60313415T patent/DE60313415T2/de not_active Expired - Lifetime
- 2003-10-03 EP EP03300145A patent/EP1413494B1/fr not_active Expired - Lifetime
- 2003-10-03 US US10/677,273 patent/US20040105457A1/en not_active Abandoned
- 2003-10-07 BR BRPI0304731A patent/BRPI0304731B1/pt not_active IP Right Cessation
- 2003-10-07 KR KR1020030069731A patent/KR100992343B1/ko active IP Right Grant
- 2003-10-08 CN CNB2003101181078A patent/CN100448192C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE60313415T2 (de) | 2007-09-06 |
DE60313415D1 (de) | 2007-06-06 |
KR100992343B1 (ko) | 2010-11-04 |
CN1507197A (zh) | 2004-06-23 |
US20040105457A1 (en) | 2004-06-03 |
FR2845545A1 (fr) | 2004-04-09 |
FR2845545B1 (fr) | 2005-02-04 |
EP1413494B1 (fr) | 2007-04-25 |
EP1413494A1 (fr) | 2004-04-28 |
KR20040031669A (ko) | 2004-04-13 |
BRPI0304731B1 (pt) | 2016-07-05 |
CN100448192C (zh) | 2008-12-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO20053044L (no) | Koding av multiple meldinger i audiodata og dekoding av samme. | |
BR0311427A (pt) | Método e sistema de transmissão de dados | |
AR014862A1 (es) | Un metodo y dispositivo para codificar y descodificar senales de informacion | |
BR9713706A (pt) | Subcanal codificado por deslocamento de fase | |
CA2267450A1 (en) | Data sequence generator, transmitter, information data decoder, receiver, transmitter-receiver, data sequence generating method, information data decoding method, and recording medium | |
EP0954181A3 (en) | Data processing apparatus and method | |
EP0928116A3 (en) | Error correction encoding method and apparatus, data transmission method, receiving method and receiver | |
BR0104453A (pt) | Sistema e método de decodificação de dados codificados e meio de instruções legivél por computador | |
BR9909975A (pt) | Processo de transmitir informação, sistema de transmissão de diversidade para transmitir informação, processo de receber informação, e, terminal de usuário para receber informação | |
EP1241795A3 (en) | Method and system for transmitting and receiving information using chain reaction codes | |
WO2003039057A3 (en) | Inner coding of higher priority data within a digital message | |
BR9803172A (pt) | Controle indireto permanente, participante móvel para um sistema de acesso m·ltiplo por divisão de código (cdma). | |
AR066671A2 (es) | Metodo y aparato para recibir datos en un sistema de comunicaciones | |
BR9713836A (pt) | Circuito de comunicação para a transmissão e recepção, respectivamente, de uma pluralidade de segmentos de sinal de controle entre sistemas de comunicação, sistema de telecomunicações, processo de avanço de um sinal de controle de um primeiro sistema de comunicação para um segundo sistema de comunicação. | |
BRPI0717221B8 (pt) | método e aparelho de proteção de erro para uso em um sistema de radiocomunicações de múltiplas entradas e múltiplas saídas | |
EP1422944B8 (en) | Picture decoding method and apparatus thereof | |
DE60228264D1 (de) | System für direktzugriff auf inhalt | |
EP1335506A3 (en) | Method and apparatus for decoding transport format combination indicator, mobile station, base station and mobile communication system therefore | |
BRPI9913756B8 (pt) | processos de codificação e decodificação, codificador, decodificador, processos de seleção de dicionário para codificação e decodificação, e aparelhos de seleção de dicionário para codificação e decodificação de bloco de sinal de celp de taxa de bit fixa de multi-dicionário | |
BR0304731A (pt) | Processo de troca segura de mensagens de informação | |
BR9915998A (pt) | Processo para a passagem de informação entre uma central local e um terminal/usuário | |
MY112024A (en) | Method and apparatus for encoding and decoding information in a digital communication system | |
AU2003250259A1 (en) | Method and arrangement for encoding or decoding a sequence of digital data | |
WO1998058467A3 (de) | Quellengesteuerte kanaldecodierung durch verwendung der intra-rahmen-korrelation | |
TW376661B (en) | Image encoding device and image decoding device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 05/07/2016, OBSERVADAS AS CONDICOES LEGAIS. |
|
B25A | Requested transfer of rights approved | ||
B25A | Requested transfer of rights approved | ||
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 18A ANUIDADE. |
|
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2640 DE 10-08-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |