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GB8431087D0 - Multiplexing & demultiplexing systems - Google Patents

Multiplexing & demultiplexing systems

Info

Publication number
GB8431087D0
GB8431087D0 GB848431087A GB8431087A GB8431087D0 GB 8431087 D0 GB8431087 D0 GB 8431087D0 GB 848431087 A GB848431087 A GB 848431087A GB 8431087 A GB8431087 A GB 8431087A GB 8431087 D0 GB8431087 D0 GB 8431087D0
Authority
GB
United Kingdom
Prior art keywords
multiplexing
amp
demultiplexing systems
demultiplexing
systems
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.)
Pending
Application number
GB848431087A
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.)
SECR DEFENCE
UK Secretary of State for Defence
Original Assignee
SECR DEFENCE
UK Secretary of State for Defence
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 SECR DEFENCE, UK Secretary of State for Defence filed Critical SECR DEFENCE
Priority to GB848431087A priority Critical patent/GB8431087D0/en
Publication of GB8431087D0 publication Critical patent/GB8431087D0/en
Application status is Pending legal-status Critical

Links

GB848431087A 1984-12-10 1984-12-10 Multiplexing & demultiplexing systems Pending GB8431087D0 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB848431087A GB8431087D0 (en) 1984-12-10 1984-12-10 Multiplexing & demultiplexing systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB848431087A GB8431087D0 (en) 1984-12-10 1984-12-10 Multiplexing & demultiplexing systems
GB08530035A GB2168215A (en) 1984-12-10 1985-12-05 Improvements in or relating to multiplexing and demultiplexing systems

Publications (1)

Publication Number Publication Date
GB8431087D0 true GB8431087D0 (en) 1985-01-16

Family

ID=10570936

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848431087A Pending GB8431087D0 (en) 1984-12-10 1984-12-10 Multiplexing & demultiplexing systems
GB08530035A Withdrawn GB2168215A (en) 1984-12-10 1985-12-05 Improvements in or relating to multiplexing and demultiplexing systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08530035A Withdrawn GB2168215A (en) 1984-12-10 1985-12-05 Improvements in or relating to multiplexing and demultiplexing systems

Country Status (1)

Country Link
GB (2) GB8431087D0 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8723050D0 (en) * 1987-10-01 1987-11-04 British Telecomm Optical filters
AU601884B2 (en) * 1987-10-01 1990-09-20 British Telecommunications Public Limited Company Optical filters
DE4338680C1 (en) * 1993-11-12 1995-03-23 Heidenhain Gmbh Dr Johannes Length-measuring or angle-measuring device
US5832156A (en) * 1996-10-31 1998-11-03 Lucent Technologies Inc. Article comprising an optical waveguide tap
USRE41570E1 (en) 2000-03-16 2010-08-24 Greiner Christoph M Distributed optical structures in a planar waveguide coupling in-plane and out-of-plane optical signals
US6879441B1 (en) * 2000-03-16 2005-04-12 Thomas Mossberg Holographic spectral filter
US6987911B2 (en) 2000-03-16 2006-01-17 Lightsmyth Technologies, Inc. Multimode planar waveguide spectral filter
US8068709B2 (en) 2005-09-12 2011-11-29 Lightsmyth Technologies Inc. Transmission gratings designed by computed interference between simulated optical signals and fabricated by reduction lithography
USRE42206E1 (en) 2000-03-16 2011-03-08 Steyphi Services De Llc Multiple wavelength optical source
USRE42407E1 (en) 2000-03-16 2011-05-31 Steyphi Services De Llc Distributed optical structures with improved diffraction efficiency and/or improved optical coupling
US6965464B2 (en) 2000-03-16 2005-11-15 Lightsmyth Technologies Inc Optical processor
US6678429B2 (en) * 2001-08-27 2004-01-13 Lightsmyth Technologies, Inc. Amplitude and phase control in distributed optical structures
US7773842B2 (en) 2001-08-27 2010-08-10 Greiner Christoph M Amplitude and phase control in distributed optical structures
AU2003297344A1 (en) 2002-12-17 2004-07-14 Lightsmyth Technologies Incorporated Optical multiplexing device
US7260290B1 (en) 2003-12-24 2007-08-21 Lightsmyth Technologies Inc Distributed optical structures exhibiting reduced optical loss
US7181103B1 (en) 2004-02-20 2007-02-20 Lightsmyth Technologies Inc Optical interconnect structures incorporating sets of diffractive elements
US7120334B1 (en) 2004-08-25 2006-10-10 Lightsmyth Technologies Inc Optical resonator formed in a planar optical waveguide with distributed optical structures
US7327908B1 (en) 2005-03-07 2008-02-05 Lightsmyth Technologies Inc. Integrated optical sensor incorporating sets of diffractive elements
US7349599B1 (en) 2005-03-14 2008-03-25 Lightsmyth Technologies Inc Etched surface gratings fabricated using computed interference between simulated optical signals and reduction lithography
US7643400B1 (en) 2005-03-24 2010-01-05 Lightsmyth Technologies Inc Optical encoding of data with distributed diffractive structures
US7190856B1 (en) 2005-03-28 2007-03-13 Lightsmyth Technologies Inc Reconfigurable optical add-drop multiplexer incorporating sets of diffractive elements

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501640A (en) * 1967-01-13 1970-03-17 Ibm Optical communication system
FR2258751B1 (en) * 1974-01-18 1978-12-08 Thomson Csf
US3898592A (en) * 1974-05-08 1975-08-05 Sperry Rand Corp Acoustic surface wave signal processors
FR2365138B1 (en) * 1976-09-17 1982-02-12 Thomson Csf
IT1109751B (en) * 1978-01-31 1985-12-23 Nippon Telegraph & Telephone Moltiplatore and optical demultiplexer
SE454121B (en) * 1983-04-25 1988-03-28 American Telephone & Telegraph Optical multiplexer or demultiplexer
GB8333054D0 (en) * 1983-12-12 1984-01-18 British Telecomm Optical wavelength selector

Also Published As

Publication number Publication date
GB8530035D0 (en) 1986-01-15
GB2168215A (en) 1986-06-11

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