AU564104B2 - Fiber optic digital data transmitting system - Google Patents

Fiber optic digital data transmitting system

Info

Publication number
AU564104B2
AU564104B2 AU26508/84A AU2650884A AU564104B2 AU 564104 B2 AU564104 B2 AU 564104B2 AU 26508/84 A AU26508/84 A AU 26508/84A AU 2650884 A AU2650884 A AU 2650884A AU 564104 B2 AU564104 B2 AU 564104B2
Authority
AU
Australia
Prior art keywords
signal
time varying
digital
accordance
zero
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU26508/84A
Other languages
English (en)
Other versions
AU2650884A (en
Inventor
L.R. Kuhn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Optical Communications Corp
Original Assignee
Optical Communications Corp
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
Application filed by Optical Communications Corp filed Critical Optical Communications Corp
Publication of AU2650884A publication Critical patent/AU2650884A/en
Application granted granted Critical
Publication of AU564104B2 publication Critical patent/AU564104B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
    • G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
    • G10D3/06—Necks; Fingerboards, e.g. fret boards
    • G10D3/08—Fingerboards in the form of keyboards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/54—Intensity modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/695—Arrangements for optimizing the decision element in the receiver, e.g. by using automatic threshold control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J7/00—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/04—Channels characterised by the type of signal the signals being represented by different amplitudes or polarities, e.g. quadriplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Optical Communication System (AREA)
  • Dc Digital Transmission (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Stringed Musical Instruments (AREA)
  • Time-Division Multiplex Systems (AREA)
AU26508/84A 1981-07-29 1983-12-09 Fiber optic digital data transmitting system Ceased AU564104B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/288,111 US4420842A (en) 1981-07-29 1981-07-29 Fiber optic digital data transmitting system

Publications (2)

Publication Number Publication Date
AU2650884A AU2650884A (en) 1985-06-26
AU564104B2 true AU564104B2 (en) 1987-07-30

Family

ID=23105784

Family Applications (1)

Application Number Title Priority Date Filing Date
AU26508/84A Ceased AU564104B2 (en) 1981-07-29 1983-12-09 Fiber optic digital data transmitting system

Country Status (11)

Country Link
US (2) US4420842A (en, 2012)
EP (1) EP0165242B1 (en, 2012)
JP (2) JPS61500698A (en, 2012)
AU (1) AU564104B2 (en, 2012)
CA (1) CA1215119A (en, 2012)
CH (1) CH670177A5 (en, 2012)
DE (1) DE3390559T1 (en, 2012)
GB (1) GB2161339B (en, 2012)
NL (1) NL193600C (en, 2012)
SE (1) SE464791B (en, 2012)
WO (1) WO1985002733A1 (en, 2012)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4420842A (en) * 1981-07-29 1983-12-13 Kuhn Loughrey R Fiber optic digital data transmitting system
NL8200002A (nl) * 1982-01-04 1983-08-01 Philips Nv Foutlocalisatie-inrichting voor digitaal optische transmissiesysteem.
US4523099A (en) * 1983-04-29 1985-06-11 Lavine Michael K Device for transmitting analog sensor data via fiber optics
US4583096A (en) * 1983-05-23 1986-04-15 The United States Of America As Represented By The Secretary Of The Air Force Fiber optic data distribution for phased array antenna
GB2155718B (en) * 1984-03-08 1987-01-28 Standard Telephones Cables Ltd Local area network
DE3446474C2 (de) * 1984-12-20 1987-04-09 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Lichtmodulator auf Flüssigkristallbasis
US5274673A (en) * 1990-06-22 1993-12-28 Japan Aviation Electronics Industry Limited Optical bus transmission method and transmitting-side encoder and receiving-side decoder therefor
JPH05122159A (ja) * 1991-05-13 1993-05-18 Internatl Business Mach Corp <Ibm> 伝送信号の信号対雑音比の改良方法及び光学的相互接続システム
US5828696A (en) * 1995-03-30 1998-10-27 Lucent Technologies Inc. Timing recovery in a network-synchronized modem
US7068948B2 (en) * 2001-06-13 2006-06-27 Gazillion Bits, Inc. Generation of optical signals with return-to-zero format
US6686997B1 (en) * 2001-08-27 2004-02-03 Raytheon Company Apparatus and a method for pulse detection and characterization
US7577358B2 (en) * 2002-01-30 2009-08-18 Ericsson Telecomunicacoes S.A. Apparatus, system and method for optical packet switching using frequency header
US20050102191A1 (en) * 2003-11-07 2005-05-12 Heller Andrew R. Method for retailing electronic media

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3238843A (en) * 1961-11-15 1966-03-08 Ibm Electro-optical devices utilizing the stark shift phenomenon
DE2131787C3 (de) * 1971-06-26 1973-12-20 Ibm Deutschland Gmbh, 7000 Stuttgart Schaltungsanordnung zur Fehlerfeststellung bei Datenverarbeitungssystemen
US3717769A (en) * 1971-08-16 1973-02-20 Bell Telephone Labor Inc Optical fiber equalizer
DE2626324A1 (de) * 1975-06-23 1977-01-13 Motorola Inc Kohaerenter phasendemodulator
JPS5269506A (en) * 1975-12-08 1977-06-09 Fujitsu Ltd Secondary carrier wave piling pcm-im communication system
CA1119254A (en) * 1978-04-18 1982-03-02 Joseph H. Greenberg Fiber optics high speed modem
US4229830A (en) * 1979-06-01 1980-10-21 Ampex Corporation Apparatus and method for providing a modulation format for multiple wideband signal transmission
US4317236A (en) * 1980-02-25 1982-02-23 Bell Telephone Laboratories, Incorporated Laser digital transmitter
US4420842A (en) * 1981-07-29 1983-12-13 Kuhn Loughrey R Fiber optic digital data transmitting system
JPS58161553A (ja) * 1982-03-19 1983-09-26 Nec Corp バイボ−ラ信号光送信／受信装置

Also Published As

Publication number Publication date
SE8503764L (sv) 1985-08-09
WO1985002733A1 (en) 1985-06-20
NL193600B (nl) 1999-11-01
NL8320434A (nl) 1985-11-01
JPS59500026A (ja) 1984-01-05
GB2161339B (en) 1987-03-18
CA1215119A (en) 1986-12-09
JPS61500698A (ja) 1986-04-10
SE8503764D0 (en, 2012) 1985-08-09
EP0165242A4 (en) 1987-07-27
NL193600C (nl) 2000-03-02
GB2161339A (en) 1986-01-08
CH670177A5 (en, 2012) 1989-05-12
US4420842A (en) 1983-12-13
DE3390559T1 (de) 1986-02-20
EP0165242B1 (en) 1990-04-25
USRE34676E (en) 1994-07-26
AU2650884A (en) 1985-06-26
JPH0828679B2 (ja) 1996-03-21
EP0165242A1 (en) 1985-12-27
SE464791B (sv) 1991-06-10
GB8519984D0 (en) 1985-09-18

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired