HK130596A - Method of communicating digital signals and receiver for use with such method - Google Patents

Method of communicating digital signals and receiver for use with such method

Info

Publication number
HK130596A
HK130596A HK130596A HK130596A HK130596A HK 130596 A HK130596 A HK 130596A HK 130596 A HK130596 A HK 130596A HK 130596 A HK130596 A HK 130596A HK 130596 A HK130596 A HK 130596A
Authority
HK
Hong Kong
Prior art keywords
receiver
digital signals
communicating digital
communicating
signals
Prior art date
Application number
HK130596A
Other languages
English (en)
Inventor
David Wynford Faulkner
Dianne Margaret Russ
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.)
Filing date
Publication date
Priority claimed from GB878721603A external-priority patent/GB8721603D0/en
Priority claimed from GB888804552A external-priority patent/GB8804552D0/en
Application filed by British Telecomm filed Critical British Telecomm
Publication of HK130596A publication Critical patent/HK130596A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Optical Communication System (AREA)
HK130596A 1987-09-14 1996-07-18 Method of communicating digital signals and receiver for use with such method HK130596A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878721603A GB8721603D0 (en) 1987-09-14 1987-09-14 Communicating digital signals
GB888804552A GB8804552D0 (en) 1988-02-26 1988-02-26 Method of communicating digital signals & receiver for use with such method

Publications (1)

Publication Number Publication Date
HK130596A true HK130596A (en) 1996-07-26

Family

ID=26292735

Family Applications (1)

Application Number Title Priority Date Filing Date
HK130596A HK130596A (en) 1987-09-14 1996-07-18 Method of communicating digital signals and receiver for use with such method

Country Status (8)

Country Link
US (1) US5144669A (xx)
EP (1) EP0308150B1 (xx)
JP (1) JP2807244B2 (xx)
CA (1) CA1325296C (xx)
DE (1) DE3882185T2 (xx)
ES (1) ES2041315T3 (xx)
HK (1) HK130596A (xx)
WO (1) WO1989002681A1 (xx)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5519830A (en) * 1993-06-10 1996-05-21 Adc Telecommunications, Inc. Point-to-multipoint performance monitoring and failure isolation system
US5408462A (en) * 1993-10-07 1995-04-18 Adc Telecommunications, Inc. Protection switching apparatus and method
US5453737A (en) * 1993-10-08 1995-09-26 Adc Telecommunications, Inc. Control and communications apparatus
US5574673A (en) * 1993-11-29 1996-11-12 Board Of Regents, The University Of Texas System Parallel architecture for generating pseudo-random sequences
FR2719175B1 (fr) * 1994-04-20 1996-05-31 Cit Alcatel Procédé de transmission optique présentant une sensibilité réduite à la dispersion, et système de transmission pour la mise en Óoeuvre de ce procédé.
US6334219B1 (en) 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
FI97184C (fi) * 1994-11-07 1996-10-25 Nokia Telecommunications Oy Menetelmä ja laitteisto tilaajakohtaisen muokkauksen ja uudelleenmuokkauksen toteuttamiseksi tilaajaverkossa
US7280564B1 (en) 1995-02-06 2007-10-09 Adc Telecommunications, Inc. Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing
USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
US7224798B2 (en) * 1995-04-03 2007-05-29 Scientific-Atlanta, Inc. Methods and apparatus for providing a partial dual-encrypted stream in a conditional access overlay system
US5786919A (en) * 1996-09-05 1998-07-28 The United States Of America As Represented By The Secretary Of The Navy Data multiplexing node for line array
US6243372B1 (en) * 1996-11-14 2001-06-05 Omnipoint Corporation Methods and apparatus for synchronization in a wireless network
US6044122A (en) * 1997-01-23 2000-03-28 Ericsson, Inc. Digital phase acquisition with delay locked loop
EP0903886B1 (en) * 1997-09-18 2006-03-15 Matsushita Electric Industrial Co., Ltd. Information transmission method and apparatus for combining multiplexing and encryption
US6118836A (en) * 1997-12-18 2000-09-12 Alcatel Usa Sourcing L.P. Frequency and phase locking apparatus
US6088414A (en) * 1997-12-18 2000-07-11 Alcatel Usa Sourcing, L.P. Method of frequency and phase locking in a plurality of temporal frames
US6577732B1 (en) * 1998-09-22 2003-06-10 Lucent Technologies Inc. Hierarchical encryption technique for dense wavelength division multiplexed systems using a wavelength bus architecture
US6973188B1 (en) 2002-02-25 2005-12-06 Lockheed Martin Corporation Analog scrambler
US7277637B2 (en) * 2003-01-03 2007-10-02 Tellabs Bedford, Inc. Fiber to the home broadband home unit
CA2535844C (en) * 2003-08-29 2012-05-15 The Directv Group, Inc. Simplified scrambling scheme for satellite broadcasting systems
KR100520656B1 (ko) * 2003-09-26 2005-10-13 삼성전자주식회사 방송/영상 신호에 대한 보안이 가능한 실시간 방송/영상을수용하는 이더넷 수동형 광 가입자 망
US20060023874A1 (en) * 2004-07-29 2006-02-02 International Business Machines Corporation Method and multiline scrambled clock architecture with random state selection for implementing lower electromagnetic emissions
JP4804735B2 (ja) * 2004-09-30 2011-11-02 富士通株式会社 光伝送システム及び光伝送方法
US7696797B1 (en) * 2005-03-31 2010-04-13 Schnaitter William N Signal generator with output frequency greater than the oscillator frequency
EP2262178A1 (en) * 2009-06-10 2010-12-15 Alcatel Lucent Method for discontinuously transferring data in a point-to-multipoint access network, central unit, and network termination unit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE646982A (xx) * 1963-04-23
NL6702874A (xx) * 1966-08-27 1968-08-26
CA925212A (en) * 1970-06-22 1973-04-24 Western Electric Company, Incorporated Digital data scrambler-descrambler apparatus for improved error performance
US3950616A (en) * 1975-04-08 1976-04-13 Bell Telephone Laboratories, Incorporated Alignment of bytes in a digital data bit stream
US4052565A (en) * 1975-05-28 1977-10-04 Martin Marietta Corporation Walsh function signal scrambler
US4221931A (en) * 1977-10-17 1980-09-09 Harris Corporation Time division multiplied speech scrambler
JPS5539444A (en) * 1978-09-13 1980-03-19 Pioneer Electronic Corp Scramble/descramble system for catv broadcast
US4221005A (en) * 1979-05-21 1980-09-02 Nasa Pseudonoise code tracking loop
DE3010969A1 (de) * 1980-03-21 1981-10-01 Siemens AG, 1000 Berlin und 8000 München Pcm-system mit sendeseitigem verwuerfler und empfangsseitigem entwuerfler
GB2140656A (en) * 1983-05-13 1984-11-28 Philips Electronic Associated Television transmission system
JPH0654973B2 (ja) * 1983-11-09 1994-07-20 ソニー株式会社 Ｃａｔｖラインを使用したデジタル信号の伝送装置
US4866773A (en) * 1988-05-20 1989-09-12 Dan Lubarsky System for interfacing a digital encryption device to a time-division multiplexed communication system

Also Published As

Publication number Publication date
JPH02501432A (ja) 1990-05-17
WO1989002681A1 (en) 1989-03-23
EP0308150B1 (en) 1993-07-07
ES2041315T3 (es) 1993-11-16
US5144669A (en) 1992-09-01
DE3882185D1 (de) 1993-08-12
EP0308150A1 (en) 1989-03-22
DE3882185T2 (de) 1993-11-04
JP2807244B2 (ja) 1998-10-08
CA1325296C (en) 1993-12-14

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)