DK0524235T3 - - Google Patents

Info

Publication number: DK0524235T3
Authority: DK; Denmark
Prior art keywords: pct; prbs; binary sequence; generator; sec
Prior art date: 1990-04-10

Application number

DK91907631.5T

Other languages

English (en)

Inventor

Andrew Robert Cook

David Wynford Westlan Faulkner

Original Assignee

British Telecomm

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.)

1990-04-10

Filing date

1991-04-10

Publication date

1997-02-10

1991-04-10 Application filed by British Telecomm filed Critical British Telecomm

1997-02-10 Application granted granted Critical

1997-02-10 Publication of DK0524235T3 publication Critical patent/DK0524235T3/da

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
- H04J3/0611—PN codes

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Spectroscopy & Molecular Physics (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
Synchronisation In Digital Transmission Systems (AREA)
Power Conversion In General (AREA)
Television Signal Processing For Recording (AREA)
Time-Division Multiplex Systems (AREA)
Emergency Protection Circuit Devices (AREA)
Inspection Of Paper Currency And Valuable Securities (AREA)
Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Eye Examination Apparatus (AREA)
Television Systems (AREA)
Manufacturing Of Micro-Capsules (AREA)
Mobile Radio Communication Systems (AREA)
Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Enzymes And Modification Thereof (AREA)

DK91907631.5T 1990-04-10 1991-04-10 DK0524235T3 (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB909008151A GB9008151D0 (en)	1990-04-10	1990-04-10	Data communication

Publications (1)

Publication Number	Publication Date
DK0524235T3 true DK0524235T3 (da)	1997-02-10

Family

ID=10674233

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK91907631.5T DK0524235T3 (da)	1990-04-10	1991-04-10

Country Status (13)

Country	Link
US (1)	US5283831A (da)
EP (1)	EP0524235B1 (da)
JP (1)	JPH05505919A (da)
AT (1)	ATE142067T1 (da)
CA (1)	CA2072260C (da)
DE (1)	DE69121708T2 (da)
DK (1)	DK0524235T3 (da)
ES (1)	ES2091923T3 (da)
FI (1)	FI924512A0 (da)
GB (1)	GB9008151D0 (da)
HK (1)	HK109497A (da)
NO (1)	NO304868B1 (da)
WO (1)	WO1991015910A1 (da)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH05210481A (ja) *	1991-09-18	1993-08-20	Ncr Internatl Inc	直接アクセス式ビデオバス
KR950013847B1 (ko) *	1993-03-18	1995-11-16	한국전기통신공사	셀 기반 병렬 비동기 전달 모드(atm) 물리계층의 역혼화를 위한 병렬 분산 표본 역혼화 회로
DE4415288A1 (de) *	1994-04-30	1995-11-02	Ant Nachrichtentech	Verfahren zur Aufbereitung und Wiedergewinnung von Daten sowie Anordnung hierzu
US5881154A (en) *	1995-01-17	1999-03-09	Kokusai Denshin Denwa Co., Ltd.	Data scramble transmission system
US5995630A (en) *	1996-03-07	1999-11-30	Dew Engineering And Development Limited	Biometric input with encryption
US5784422A (en) *	1996-08-05	1998-07-21	Transcrypt International, Inc.	Apparatus and method for accurate synchronization with inbound data packets at relatively low sampling rates
US6658113B1 (en)	1997-11-18	2003-12-02	Transcrypt International, Inc.	Apparatus and method for concealing data bursts in an analog scrambler using audio repetition
GB2342015B (en) *	1998-09-23	2003-11-05	Sony Uk Ltd	Synchronising digital signals
DE19860125A1 (de)	1998-12-17	2000-06-21	Deutsche Telekom Ag	Verfahren und Anordnung für Bitfehlerstruktur-Messungen von Datenübertragungskanälen
US6557136B1 (en) *	1999-11-10	2003-04-29	Maxtor Corporation	Method and system for limiting the maximum number of consecutive zeroes in a block for communications or storage
KR100424538B1 (ko) *	2001-05-29	2004-03-27	엘지전자 주식회사	이동통신시스템에서의 스크램블링 코드 생성 장치 및 방법
US6907062B2 (en) *	2001-08-06	2005-06-14	Broadcom Corporation	PRBS generator selection in modem communication
US6973188B1 (en)	2002-02-25	2005-12-06	Lockheed Martin Corporation	Analog scrambler
JP4581686B2 (ja) *	2002-05-10	2010-11-17	ソニー株式会社	暗号化装置及び復号化装置
US7412640B2 (en) *	2003-08-28	2008-08-12	International Business Machines Corporation	Self-synchronizing pseudorandom bit sequence checker
US7301482B1 (en) *	2003-12-12	2007-11-27	Marvell International Ltd.	Circuits, architectures, systems, methods, algorithms and software for conditional modulation coding
TWI273259B (en) *	2004-11-09	2007-02-11	Via Tech Inc	Built-in test architecture
US7509568B2 (en) *	2005-01-11	2009-03-24	International Business Machines Corporation	Error type identification circuit for identifying different types of errors in communications devices
KR101443575B1 (ko) *	2013-04-29	2014-09-23	한국전자통신연구원	이진 난수열을 정수 난수로 변환하는 장치 및 방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4383322A (en) *	1980-05-02	1983-05-10	Harris Corporation	Combined use of PN sequence for data scrambling and frame synchronization in digital communication systems
AU559654B2 (en) *	1982-05-11	1987-03-19	Tandem Computers Inc.	Integrated scrambler - encoder
DE3238973A1 (de) *	1982-10-21	1984-04-26	Siemens AG, 1000 Berlin und 8000 München	Verfahren zur digitalen nachrichtenuebertragung
DE3312400A1 (de) *	1983-03-25	1984-09-27	Siemens AG, 1000 Berlin und 8000 München	Verfahren zur uebertragung von binaersignalen mindestens zweier kanaele
JP2577999B2 (ja) *	1989-09-28	1997-02-05	クラリオン株式会社	擬似雑音符号発生装置における先頭又は任意ビットパルス生成回路およびサンプリングパルス生成回路
US5068872A (en) *	1989-11-27	1991-11-26	Raytheon Company	Apparatus and method for short cycling sequences of a p-code generator
SE465797B (sv) *	1990-03-07	1991-10-28	Ericsson Telefon Ab L M	Foerfarande att oeverfoera synkroniseringsinformation vid krypterad oeverfoering i ett mobilradiosystem

1990
- 1990-04-10 GB GB909008151A patent/GB9008151D0/en active Pending
1991
- 1991-04-10 ES ES91907631T patent/ES2091923T3/es not_active Expired - Lifetime
- 1991-04-10 CA CA002072260A patent/CA2072260C/en not_active Expired - Fee Related
- 1991-04-10 DK DK91907631.5T patent/DK0524235T3/da active
- 1991-04-10 US US07/915,860 patent/US5283831A/en not_active Expired - Fee Related
- 1991-04-10 EP EP91907631A patent/EP0524235B1/en not_active Expired - Lifetime
- 1991-04-10 WO PCT/GB1991/000570 patent/WO1991015910A1/en active IP Right Grant
- 1991-04-10 JP JP91507000A patent/JPH05505919A/ja active Pending
- 1991-04-10 DE DE69121708T patent/DE69121708T2/de not_active Expired - Fee Related
- 1991-04-10 AT AT91907631T patent/ATE142067T1/de not_active IP Right Cessation
1992
- 1992-10-07 FI FI924512A patent/FI924512A0/fi unknown
- 1992-10-09 NO NO923933A patent/NO304868B1/no not_active IP Right Cessation
1997
- 1997-06-26 HK HK109497A patent/HK109497A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA2072260A1 (en)	1991-10-11
ATE142067T1 (de)	1996-09-15
US5283831A (en)	1994-02-01
CA2072260C (en)	1996-12-10
DE69121708D1 (de)	1996-10-02
WO1991015910A1 (en)	1991-10-17
ES2091923T3 (es)	1996-11-16
JPH05505919A (ja)	1993-08-26
EP0524235A1 (en)	1993-01-27
NO304868B1 (no)	1999-02-22
NO923933L (no)	1992-10-09
HK109497A (en)	1997-08-22
DE69121708T2 (de)	1997-02-20
EP0524235B1 (en)	1996-08-28
FI924512L (fi)	1992-10-07
FI924512A0 (fi)	1992-10-07
GB9008151D0 (en)	1990-06-06
NO923933D0 (no)	1992-10-09

Publication	Publication Date	Title
DK0524235T3 (da)	1997-02-10
CA2194919A1 (en)	1998-02-20	Self-synchronous packet scrambler
TW335581B (en)	1998-07-01	Communication system and communication method
EP0132007A1 (en)	1985-01-23	Authorising coded signals
AU638230B2 (en)	1993-06-24	Pay television system using a memory card associated with a decoder
SE308132B (da)	1969-02-03
CA2142842A1 (en)	1994-03-17	Method and Apparatus for Transmitting and Receiving Encoded Data
ES2103292T3 (es)	1997-09-16	Sistema para transmitir y recibir señales de television codificadas.
MY127503A (en)	2006-12-29	Communication system
MY113937A (en)	2002-06-29	Communication system
GB2258373B (en)	1994-04-06	System to prevent a scrambler from generating undesired symbols
KR890000101B1 (ko)	1989-03-07	의사 난수 순차 발생기를 사용하는 결합된 스크램블러-인코오더
GB2155281A (en)	1985-09-18	Probabilistic scrambler and method of probabilistic scrambling
EP0131919A3 (en)	1985-03-06	Voice privacy system
KR0160456B1 (ko)	1999-01-15	합성 비디오 신호 스크램블링 및 언 스크램블링 방법과 그 장치
GB2019071A (en)	1979-10-24	Data Transmission Apparatus
JPS5528620A (en)	1980-02-29	Synchronizing system of communication line
JPS6432545A (en)	1989-02-02	Data transmission system
Fair et al.	1989	Guided scrambling: a new line coding technique for optical fiber communication systems
JPS645242A (en)	1989-01-10	Bit scramble circuit
SE9600256L (sv)	1997-07-25	Digital överföring på parallell optik länk
IT1247607B (it)	1994-12-28	Metodo e apparato per trasmettere serie di dati riservati mediante rete di trasmissione televisiva
JPS57116480A (en)	1982-07-20	Facsimile equipment
YEH	1995	Method for coding low entrophy data(Patent)
KR950007547A (ko)	1995-03-21	방송신호의 스크램블링 / 디스크램블링 회로