DE3885745D1 - Elektrooptisches datenverarbeitungssystem mit geräuschimmunität. - Google Patents

Elektrooptisches datenverarbeitungssystem mit geräuschimmunität.

Info

Publication number
DE3885745D1
DE3885745D1 DE89901371T DE3885745T DE3885745D1 DE 3885745 D1 DE3885745 D1 DE 3885745D1 DE 89901371 T DE89901371 T DE 89901371T DE 3885745 T DE3885745 T DE 3885745T DE 3885745 D1 DE3885745 D1 DE 3885745D1
Authority
DE
Germany
Prior art keywords
data processing
processing system
noise immunity
electrooptic
electrooptic data
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.)
Expired - Fee Related
Application number
DE89901371T
Other languages
English (en)
Other versions
DE3885745T2 (de
Inventor
Richard Ely
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.)
Unisys Corp
Original Assignee
Unisys 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 Unisys Corp filed Critical Unisys Corp
Application granted granted Critical
Publication of DE3885745D1 publication Critical patent/DE3885745D1/de
Publication of DE3885745T2 publication Critical patent/DE3885745T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04B10/501—Structural aspects
    • H04B10/502—LED transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electronic Switches (AREA)
DE89901371T 1987-12-28 1988-12-12 Elektrooptisches datenverarbeitungssystem mit geräuschimmunität. Expired - Fee Related DE3885745T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/138,254 US4786797A (en) 1987-12-28 1987-12-28 Electro-optical data handling system with noise immunity

Publications (2)

Publication Number Publication Date
DE3885745D1 true DE3885745D1 (de) 1993-12-23
DE3885745T2 DE3885745T2 (de) 1994-03-10

Family

ID=22481189

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89901371T Expired - Fee Related DE3885745T2 (de) 1987-12-28 1988-12-12 Elektrooptisches datenverarbeitungssystem mit geräuschimmunität.

Country Status (5)

Country Link
US (1) US4786797A (de)
EP (1) EP0357701B1 (de)
JP (1) JPH0716168B2 (de)
DE (1) DE3885745T2 (de)
WO (1) WO1989006458A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991003889A1 (en) * 1989-08-29 1991-03-21 Raynet Corporation Integrated carrier detect circuit
ATE136705T1 (de) * 1992-02-01 1996-04-15 Sel Alcatel Ag Digitales optisches nachrichtenübertragungssystem mit einem bei der betriebswellenlänge dispersionsbehafteten lichtwellenleiter
US5387790A (en) * 1993-09-27 1995-02-07 Abbott Laboratories Light intensity detection and measurement circuit for measuring the duration of the discharge cycle of a capacitor network
US5770389A (en) * 1993-09-27 1998-06-23 Abbott Laboratories Apparatus and method for determining the quanity of an analyte in a biological sample by means of transmission photometry
US7215883B1 (en) 2003-01-24 2007-05-08 Jds Uniphase Corporation Methods for determining the performance, status, and advanced failure of optical communication channels
US7002131B1 (en) 2003-01-24 2006-02-21 Jds Uniphase Corporation Methods, systems and apparatus for measuring average received optical power
US7042371B2 (en) * 2004-02-24 2006-05-09 Nokia Corporation Optical keyboard with geodesic optical elements
US7414234B1 (en) * 2007-02-02 2008-08-19 Alcatel Lucent Measurement of burst mode optical power over multiple bursts
US7924175B2 (en) * 2007-03-26 2011-04-12 Motorola Mobility, Inc. Optical keypad for electronic device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632053A (en) * 1949-07-27 1953-03-17 Rca Corp Integrating telegraph signal detector
US4523099A (en) * 1983-04-29 1985-06-11 Lavine Michael K Device for transmitting analog sensor data via fiber optics
GB2140643B (en) * 1983-05-19 1986-09-24 Standard Telephones Cables Ltd Optical fibre system
GB2165116B (en) * 1984-09-29 1987-11-25 Standard Telephones Cables Plc Optical receiver
GB2167259B (en) * 1984-11-21 1988-02-10 Stc Plc Optical fibre receiver
US4654892A (en) * 1985-04-15 1987-03-31 Burroughs Corporation Electro-optical system using light modulation

Also Published As

Publication number Publication date
US4786797A (en) 1988-11-22
DE3885745T2 (de) 1994-03-10
JPH0716168B2 (ja) 1995-02-22
JPH02502779A (ja) 1990-08-30
EP0357701B1 (de) 1993-11-18
WO1989006458A1 (en) 1989-07-13
EP0357701A1 (de) 1990-03-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee