GB1141695A - Electrical signalling apparatus - Google Patents

Electrical signalling apparatus

Info

Publication number
GB1141695A
GB1141695A GB20413/66A GB2041366A GB1141695A GB 1141695 A GB1141695 A GB 1141695A GB 20413/66 A GB20413/66 A GB 20413/66A GB 2041366 A GB2041366 A GB 2041366A GB 1141695 A GB1141695 A GB 1141695A
Authority
GB
United Kingdom
Prior art keywords
light
devices
electro
telephones
passes
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
Application number
GB20413/66A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1141695A publication Critical patent/GB1141695A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B57/00—Automatic control, checking, warning, or safety devices
    • B65B57/02—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages
    • B65B57/04—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages and operating to control, or to stop, the feed of such material, containers, or packages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B7/00—Closing containers or receptacles after filling
    • B65B7/16—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons
    • B65B7/20—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons by folding-down preformed flaps
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • H04B3/38—Repeater circuits for signals in two different frequency ranges transmitted in opposite directions over the same transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Optical Communication System (AREA)
GB20413/66A 1965-05-10 1966-05-09 Electrical signalling apparatus Expired GB1141695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US454369A US3402297A (en) 1965-05-10 1965-05-10 Optical distribution network

Publications (1)

Publication Number Publication Date
GB1141695A true GB1141695A (en) 1969-01-29

Family

ID=23804333

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20413/66A Expired GB1141695A (en) 1965-05-10 1966-05-09 Electrical signalling apparatus

Country Status (7)

Country Link
US (1) US3402297A (en:Method)
CH (1) CH439402A (en:Method)
DE (1) DE1487625B2 (en:Method)
FR (1) FR1483069A (en:Method)
GB (1) GB1141695A (en:Method)
NL (1) NL152419B (en:Method)
SE (1) SE341966B (en:Method)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139034A (en) * 1980-02-04 1984-10-31 Herzl Laor Communications exchange
US4512036A (en) * 1980-02-04 1985-04-16 Herzl Laor Piezoelectric apparatus for positioning optical fibers

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536921A (en) * 1967-03-31 1970-10-27 Texas Instruments Inc Passive control of focal distances
US3622792A (en) * 1969-12-29 1971-11-23 Bell Telephone Labor Inc Optical switching system
NL7306137A (en:Method) * 1973-05-03 1974-11-05
US3987257A (en) * 1975-05-29 1976-10-19 International Telephone And Telegraph Corporation Optically coupled two-wire to four-wire hybrid lines
US4282604A (en) * 1979-04-04 1981-08-04 Jefferson William T Optical isolation circuit for bidirectional communication lines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1981999A (en) * 1932-08-20 1934-11-27 American Telephone & Telegraph Optical telephone system
NL291133A (en:Method) * 1962-04-24
US3329474A (en) * 1963-11-08 1967-07-04 Ibm Digital light deflector utilizing co-planar polarization rotators
US3290619A (en) * 1964-03-19 1966-12-06 Bell Telephone Labor Inc Highly efficient devices using centrosymmetric perovskite crystals biased to severalpi phase retardations

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139034A (en) * 1980-02-04 1984-10-31 Herzl Laor Communications exchange
US4512036A (en) * 1980-02-04 1985-04-16 Herzl Laor Piezoelectric apparatus for positioning optical fibers
US4543663A (en) * 1980-02-04 1985-09-24 Herzl Laor Piezoelectric apparatus for positioning optical fibers
US4580292A (en) * 1980-02-04 1986-04-01 Herzl Laor Communications exchange
US4651343A (en) * 1980-02-04 1987-03-17 Herzl Laor Piezoelectric apparatus for positioning optical fibers

Also Published As

Publication number Publication date
DE1487625A1 (de) 1969-01-16
DE1487625B2 (de) 1969-11-27
US3402297A (en) 1968-09-17
SE341966B (en:Method) 1972-01-17
NL152419B (nl) 1977-02-15
NL6604954A (en:Method) 1966-11-11
FR1483069A (fr) 1967-06-02
CH439402A (de) 1967-07-15

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