BR9104862A - Processo e sistema de comunicacao,processo de transmissao de informacoes de sincronizacao - Google Patents

Processo e sistema de comunicacao,processo de transmissao de informacoes de sincronizacao

Info

Publication number: BR9104862A
Authority: BR; Brazil
Prior art keywords: information transmission; synchronization information; transmission process; communication process; communication
Prior art date: 1990-03-07

Application number

BR919104862A

Other languages

English (en)

Inventor

Paul Wilkinson Dent

Original Assignee

Ericsson Telefon Ab L M

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.)

1990-03-07

Filing date

1991-03-06

Publication date

1992-04-14

1990-03-07 Priority claimed from SE9000801A external-priority patent/SE465797B/sv

1991-03-06 Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M

1992-04-14 Publication of BR9104862A publication Critical patent/BR9104862A/pt

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
- H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
- H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/80—Wireless
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]

Landscapes

Engineering & Computer Science (AREA)
Computer Security & Cryptography (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Mobile Radio Communication Systems (AREA)
Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Dc Digital Transmission (AREA)
Near-Field Transmission Systems (AREA)

BR919104862A 1990-03-07 1991-03-06 Processo e sistema de comunicacao,processo de transmissao de informacoes de sincronizacao BR9104862A (pt)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
SE9000801A SE465797B (sv)	1990-03-07	1990-03-07	Foerfarande att oeverfoera synkroniseringsinformation vid krypterad oeverfoering i ett mobilradiosystem
US07/556,102 US5060266A (en)	1990-03-07	1990-07-20	Continuous cipher synchronization for cellular communication system
PCT/SE1991/000173 WO1991014315A1 (en)	1990-03-07	1991-03-06	Continuous cipher synchronization for cellular communication system

Publications (1)

Publication Number	Publication Date
BR9104862A true BR9104862A (pt)	1992-04-14

Family

ID=26660739

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR919104862A BR9104862A (pt)	1990-03-07	1991-03-06	Processo e sistema de comunicacao,processo de transmissao de informacoes de sincronizacao

Country Status (19)

Country	Link
EP (1)	EP0446194B1 (pt)
JP (1)	JPH04505694A (pt)
CN (2)	CN1025704C (pt)
AR (1)	AR246646A1 (pt)
AT (1)	ATE122830T1 (pt)
AU (2)	AU643771B2 (pt)
BR (1)	BR9104862A (pt)
CA (1)	CA2053865C (pt)
DE (1)	DE69109712T2 (pt)
DK (1)	DK0446194T3 (pt)
ES (1)	ES2073156T3 (pt)
FI (1)	FI104028B (pt)
HK (1)	HK143995A (pt)
IE (1)	IE68879B1 (pt)
NO (1)	NO302727B1 (pt)
NZ (1)	NZ237080A (pt)
PT (1)	PT96968B (pt)
TR (1)	TR25774A (pt)
WO (1)	WO1991014315A1 (pt)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5347245A (en) *	1993-11-05	1994-09-13	Bark Lee Yee	CATV signal splitter
US5724385A (en) *	1994-09-30	1998-03-03	Qualcomm Incorporated	Serial linked interconnect for summation of multiple waveforms on a common channel
US6330333B1 (en)	1995-07-03	2001-12-11	Lucent Technologies, Inc.	Cryptographic system for wireless communications
GB9522639D0 (en) *	1995-11-04	1996-01-03	Plessey Telecomm	Encryption key management
JP3176030B2 (ja) *	1996-01-08	2001-06-11	株式会社東芝	複製制御方法及び複製制御装置
US5809148A (en) *	1996-05-17	1998-09-15	Motorola, Inc.	Decryption of retransmitted data in an encrypted communication system
US5694473A (en) *	1996-05-17	1997-12-02	Motorola, Inc.	Decryption of retransmitted data in an encrypted communication system
US5809141A (en) *	1996-07-30	1998-09-15	Ericsson Inc.	Method and apparatus for enabling mobile-to-mobile calls in a communication system
RU2144264C1 (ru)	1998-11-05	2000-01-10	ЯН Давид Евгеньевич	Способ беспроводной передачи и приема кодовой информации на расстоянии (варианты) и портативное устройство для беспроводной передачи кодовой информации на расстоянии
US6697490B1 (en) *	1999-10-19	2004-02-24	Lucent Technologies Inc.	Automatic resynchronization of crypto-sync information
SE517460C2 (sv) *	2000-03-24	2002-06-11	Imp Internat Ab	Metod och system för kryptering och autentisiering
DE10045463A1 (de) *	2000-09-11	2002-03-28	Ammar Alkassar	Selbstsynchronisierende Stromchiffre zur Streckenverschlüsselung über einen fehlerbehafteten Übertragungskanal
FI111423B (fi)	2000-11-28	2003-07-15	Nokia Corp	Järjestelmä kanavanvaihdon jälkeen tapahtuvan tietoliikenteen salauksen varmistamiseksi
US8121292B2 (en) *	2002-02-26	2012-02-21	Qualcomm Incorporated	Method and apparatus for scrambling information bits on a channel in a communications system
FR2843258B1 (fr) *	2002-07-30	2004-10-15	Eads Defence & Security Ntwk	Procede de transmission de donnees chiffrees, procede de dechiffrement associe, dispositifs pour leur mise en oeuvre, et terminal mobile les incorporant.
CN100395973C (zh) *	2002-12-06	2008-06-18	中国电子科技集团公司第三十研究所	移动通信中高可靠性密码同步的方法
DE102004022537A1 (de) *	2004-05-05	2005-12-01	Siemens Ag	Verfahren zur Steuerung der Entschlüsselung von verschlüsselten Datenpaketen in einem Funk-Kommunikationssystem
US7840008B2 (en)	2004-05-11	2010-11-23	Motorola, Inc.	Method and apparatus for decrypting a communication
GB2414145B (en) *	2004-05-11	2006-09-20	Motorola Inc	Method and apparatus for decrypting a comunication
CN100369017C (zh) *	2005-03-04	2008-02-13	中国科学院计算技术研究所	静态随机存储器可编程门阵列芯片的加密装置及加密方法
CN101237381B (zh) *	2007-02-02	2010-07-07	华为技术有限公司	一种传送start值的方法及系统
GB2460653A (en) *	2008-06-03	2009-12-09	Dmk Io Ltd	Encryption using synchronisation
CN103138747B (zh) *	2013-01-27	2016-08-03	长春理工大学	基于单片机的可预置分频数的任意整数分频器
US9641400B2 (en)	2014-11-21	2017-05-02	Afero, Inc.	Internet of things device for registering user selections
US9832173B2 (en)	2014-12-18	2017-11-28	Afero, Inc.	System and method for securely connecting network devices
US20160180100A1 (en)	2014-12-18	2016-06-23	Joe Britt	System and method for securely connecting network devices using optical labels
US10291595B2 (en)	2014-12-18	2019-05-14	Afero, Inc.	System and method for securely connecting network devices
US9704318B2 (en)	2015-03-30	2017-07-11	Afero, Inc.	System and method for accurately sensing user location in an IoT system
US10045150B2 (en)	2015-03-30	2018-08-07	Afero, Inc.	System and method for accurately sensing user location in an IoT system
US9717012B2 (en)	2015-06-01	2017-07-25	Afero, Inc.	Internet of things (IOT) automotive device, system, and method
KR102723973B1 (ko) *	2015-07-03	2024-10-29	어페로, 인크.	사물 인터넷(IoT) 시스템에서 보안 통신 채널을 설정하기 위한 장치 및 방법
US9699814B2 (en)	2015-07-03	2017-07-04	Afero, Inc.	Apparatus and method for establishing secure communication channels in an internet of things (IoT) system
US9729528B2 (en)	2015-07-03	2017-08-08	Afero, Inc.	Apparatus and method for establishing secure communication channels in an internet of things (IOT) system
US10015766B2 (en)	2015-07-14	2018-07-03	Afero, Inc.	Apparatus and method for securely tracking event attendees using IOT devices
US9793937B2 (en)	2015-10-30	2017-10-17	Afero, Inc.	Apparatus and method for filtering wireless signals
US10178530B2 (en)	2015-12-14	2019-01-08	Afero, Inc.	System and method for performing asset and crowd tracking in an IoT system
US11451390B2 (en) *	2019-12-27	2022-09-20	Munro Design & Technologies, Llc	Methods for minimizing an error condition with separately generated secret keys based upon one or more shared characteristics and devices thereof
US11290209B2 (en) *	2020-07-17	2022-03-29	Audiowise Technology Inc.	Wireless communication method and wireless communication device which uses the wireless communication method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4555805A (en) *	1980-03-14	1985-11-26	Harris Corporation	Secure mobile telephone system
US4418425A (en) *	1981-08-31	1983-11-29	Ibm Corporation	Encryption using destination addresses in a TDMA satellite communications network
US4549308A (en) *	1982-07-12	1985-10-22	At&T Bell Laboratories	Secure mobile radio telephony
GB2141905A (en) *	1983-06-20	1985-01-03	Philips Electronic Associated	Secure transmission system
US4757536A (en) *	1984-10-17	1988-07-12	General Electric Company	Method and apparatus for transceiving cryptographically encoded digital data
US4803726A (en) *	1986-12-31	1989-02-07	Motorola, Inc.	Bit synchronization method for a digital radio telephone system

1991
- 1991-02-11 NZ NZ237080A patent/NZ237080A/en unknown
- 1991-02-28 IE IE67491A patent/IE68879B1/en not_active IP Right Cessation
- 1991-03-06 BR BR919104862A patent/BR9104862A/pt not_active IP Right Cessation
- 1991-03-06 ES ES91850057T patent/ES2073156T3/es not_active Expired - Lifetime
- 1991-03-06 WO PCT/SE1991/000173 patent/WO1991014315A1/en not_active Ceased
- 1991-03-06 CA CA002053865A patent/CA2053865C/en not_active Expired - Lifetime
- 1991-03-06 AU AU74947/91A patent/AU643771B2/en not_active Expired
- 1991-03-06 DE DE69109712T patent/DE69109712T2/de not_active Expired - Lifetime
- 1991-03-06 AR AR91319167A patent/AR246646A1/es active
- 1991-03-06 DK DK91850057.0T patent/DK0446194T3/da active
- 1991-03-06 EP EP91850057A patent/EP0446194B1/en not_active Expired - Lifetime
- 1991-03-06 JP JP3505895A patent/JPH04505694A/ja active Pending
- 1991-03-06 AT AT91850057T patent/ATE122830T1/de not_active IP Right Cessation
- 1991-03-07 CN CN91101464A patent/CN1025704C/zh not_active Expired - Lifetime
- 1991-03-07 PT PT96968A patent/PT96968B/pt not_active IP Right Cessation
- 1991-03-07 TR TR91/0248A patent/TR25774A/xx unknown
- 1991-03-25 CN CN91106957A patent/CN1020356C/zh not_active Expired - Fee Related
- 1991-11-04 NO NO914313A patent/NO302727B1/no not_active IP Right Cessation
- 1991-11-06 FI FI915238A patent/FI104028B/sv active
1993
- 1993-01-15 AU AU31843/93A patent/AU649908B2/en not_active Ceased
1995
- 1995-09-07 HK HK143995A patent/HK143995A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA2053865C (en)	2000-05-16
EP0446194B1 (en)	1995-05-17
IE910674A1 (en)	1991-09-11
AR246646A1 (es)	1994-08-31
AU7494791A (en)	1991-10-10
ES2073156T3 (es)	1995-08-01
JPH04505694A (ja)	1992-10-01
CN1054693A (zh)	1991-09-18
PT96968A (pt)	1993-01-29
NO302727B1 (no)	1998-04-14
WO1991014315A1 (en)	1991-09-19
FI915238A0 (fi)	1991-11-06
TR25774A (tr)	1993-09-01
CN1025704C (zh)	1994-08-17
AU649908B2 (en)	1994-06-02
AU643771B2 (en)	1993-11-25
CN1054873A (zh)	1991-09-25
EP0446194A1 (en)	1991-09-11
CA2053865A1 (en)	1991-09-08
FI104028B1 (fi)	1999-10-29
PT96968B (pt)	1998-10-30
IE68879B1 (en)	1996-07-24
DK0446194T3 (da)	1995-09-04
DE69109712D1 (de)	1995-06-22
FI104028B (sv)	1999-10-29
HK143995A (en)	1995-09-15
NZ237080A (en)	1993-05-26
NO914313D0 (no)	1991-11-04
AU3184393A (en)	1993-03-25
DE69109712T2 (de)	1995-10-12
NO914313L (no)	1991-12-19
ATE122830T1 (de)	1995-06-15
CN1020356C (zh)	1993-04-21

Publication	Publication Date	Title
BR9104862A (pt)	1992-04-14	Processo e sistema de comunicacao,processo de transmissao de informacoes de sincronizacao
BR9205653A (pt)	1994-06-21	Sistema, processo e aparelho de comunicaçao AMDC
DE69020105D1 (de)	1995-07-20	Datenübertragungssystem.
DE69034229D1 (de)	2006-08-24	Paketdatenübertragungssystem
EP0591926A3 (en)	1995-03-01	Communication system and procedure.
EP0600713A3 (en)	1994-12-28	Transmission procedure and system.
DE69130197D1 (de)	1998-10-22	Datenverarbeitungssystem zur nachrichtenübertragung
BR9305449A (pt)	1994-10-11	Processo de comunicação bidirecional em um sistema de telecomunicação móvel celular.
DE69010011D1 (de)	1994-07-21	Kommunikationssystem.
DK211790D0 (da)	1990-09-04	Datatransmissionssystem
DE69125314D1 (de)	1997-04-30	Optisches Übertragungssystem und -verfahren
NO871323D0 (no)	1987-03-30	Lokalt datanettverk-overfoeringssystem.
DE69019766D1 (de)	1995-07-06	Sendeaufrufübertragungssystem.
DE69032366D1 (de)	1998-07-09	Datenübertragungsverfahren
DE3785069D1 (de)	1993-05-06	Optisches uebertragungssystem und verfahren.
DE69726509D1 (de)	2004-01-15	Optischer signalsender, übertragungssystem und -verfahren
DE69024765D1 (de)	1996-02-22	Datenübertragungssystem
NL194368B (nl)	2001-10-01	Communicatie- en positioneringsstelsel.
BR9609018B1 (pt)	2009-12-01	sistema de comunicações em alta altitude e processo para obter comunicações em alta altitude.
FI941072A7 (fi)	1995-09-08	Tiedonsiirtomenetelmä, lähetin sekä vastaanotin
DE69022256D1 (de)	1995-10-19	Optisches Übertragungssystem.
DE69028498D1 (de)	1996-10-17	Datenübertragungssystem und -verfahren
DE68915768D1 (de)	1994-07-07	Kommunikationssystem.
BR9403896A (pt)	1999-06-01	Sistema e processo para transmissão de sinais combinados de multi-portadora
DE3784694D1 (de)	1993-04-15	Funkdatenuebertragungssystem.

Legal Events

Date	Code	Title	Description
1996-11-12	FB19	Grant procedure suspended (art. 19)
1997-08-05	FF	Decision: intention to grant
1998-07-28	FG9A	Patent or certificate of addition granted
2013-06-11	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 06/03/2011