Patents
Sitemap › G02 - Optics › G02F - Devices or arrangements, the optical operation of which is modified by changing the optical properties of the medium of the devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating or demodulating; Techniques or procedures for the operation thereof; Frequency-changing; Non-linear optics; Optical logic elements; Optical analogue/digital converters › G02F 3 - Optical logic elements; Optical bistable devices
Patents for G02F 3 - Optical logic elements; Optical bistable devices (1,678)
02/1986
02/12/1986EP0171027A2 Optical transmitter
01/1986
01/28/1986US4567355 Method and optical apparatus for converting residue numbers into positionally notated numbers
12/1985
12/31/1985US4562569 Tandem coupled cavity lasers with separate current control and high parasitic resistance between them for bistability and negative resistance characteristics and use thereof for optical disc readout
12/17/1985US4559643 Opto-electronic image processor
12/17/1985US4558923 Picosecond bistable optical switch using two-photon transitions
11/1985
11/26/1985US4555785 Optical repeater integrated lasers
11/12/1985US4553239 Distributed feedback semiconductor laser
10/1985
10/08/1985US4546244 Nonlinear and bistable optical device
10/01/1985US4545077 Electro-optical data bus
09/1985
09/25/1985EP0155802A2 Nonlinear and bistable optical device
09/25/1985EP0155291A1 Nonlinear all-optical time division multiplexer and demultiplexer
09/03/1985CA1192965A1 Laser functional device
08/1985
08/20/1985US4536450 Nonlinear optical materials and processes employing diacetylenes
08/07/1985EP0150563A1 Optical elements
07/1985
07/30/1985CA1191265A1 Method and optical apparatus for converting residue numbers into positionally notated numbers
06/1985
06/04/1985US4521681 Optical function semiconductor device
05/1985
05/21/1985US4519046 Signal processing apparatus and method
05/21/1985US4518934 Optical bistable device
05/15/1985EP0141524A2 Molecular electro-optical transistor and switch
05/07/1985US4515429 Nonlinear and bistable optical waveguide devices
04/1985
04/17/1985EP0137679A1 Diacetylenes having liquid crystal phases
04/17/1985EP0137037A1 Nonlinear optical apparatus
04/11/1985WO1985001617A1 Molecular electro-optical transistor and switch
04/10/1985EP0136840A2 Opto-electric logic element
03/1985
03/28/1985WO1985001406A1 Nonlinear all-optical time division multiplexer and demultiplexer
03/26/1985US4507776 Nonlinear all-optical time division multiplexer and demultiplexer
12/1984
12/27/1984EP0128960A1 Thermomagnetic optical recording/reproducing method
12/11/1984US4488308 Electronic bistable three-dimensional array
11/1984
11/13/1984US4483004 For carrying out a desired function
08/1984
08/30/1984WO1984003363A1 Nonlinear optical apparatus
08/28/1984US4468772 Bistable optical device
07/1984
07/05/1984WO1984002603A1 Thermomagnetic optical recording/reproducing method
05/1984
05/22/1984US4450567 Optical repeater integrated lasers
03/1984
03/27/1984US4439514 Photoresistive compositions
02/1984
02/14/1984US4431263 Novel nonlinear optical materials and processes employing diacetylenes
12/1983
12/13/1983CA1158598A1 Photoresistive compositions
10/1983
10/18/1983US4410239 Nonlinear optical device using self-trapping of light
09/1983
09/06/1983US4403323 Optical transistor
06/1983
06/15/1983EP0081477A2 Optical waveguides employing diacetylenes
05/1983
05/10/1983US4382660 Optical transistors and logic circuits embodying the same
04/1983
04/27/1983EP0077577A2 Photographic articles comprising a compound having acetylenic bonds and methods for producing the articles
09/1982
09/28/1982US4351589 Method and apparatus for optical computing and logic processing by mapping of input optical intensity into position of an optical image
04/1982
04/22/1982EP0041979A4 Signal processing apparatus and method.
02/1982
02/16/1982US4316156 Optical repeater integrated lasers
01/1982
01/26/1982CA1117206A1 Instability and regenerative pulsation in optical cavities
12/1981
12/23/1981EP0041979A1 Signal processing apparatus and method
12/01/1981CA1113552A1 Optically-controlled two-channel integrated optical switch
11/1981
11/24/1981US4302667 Near millimeter bistable device
07/1981
07/09/1981WO1981001927A1 Signal processing apparatus and method
06/1981
06/09/1981US4272157 Multi-stable optical system
04/1981
04/21/1981US4262992 Variable integrated optical logic element
01/1981
01/27/1981US4247166 Single plate birefringent optical filter
01/21/1981EP0022618A2 Photographic or photolithographic article and method of forming a photoresist
01/07/1981EP0021695A2 Novel nonlinear optical materials and processes employing diacetylenes
10/1980
10/21/1980US4229073 Iso-index coupled-wave electro-optic filters
09/1980
09/09/1980CA1085501A1 Methods and devices for utilizing amplifying and bistable characteristics of a cavity-enclosed nonlinear medium
07/1980
07/29/1980US4215323 Instability and regenerative pulsation in optical cavities
07/08/1980US4211467 Optically-controlled two-channel integrated optical switch
05/1980
05/20/1980US4204217 Transistor using liquid crystal
04/1980
04/08/1980US4197008 Electro-optic tunable optical filter
05/1979
05/15/1979US4154501 Interleaving device
12/1978
12/05/1978US4128300 Optical logic elements
11/1978
11/14/1978US4125316 Integrated optical matrix multiplier
10/1978
10/17/1978US4121167 Amplifying characteristics of a cavity-enclosed nonlinear medium
08/1978
08/22/1978CA1037157A1 Two-dimensional radiant energy array computers and computing devices
08/22/1978CA1037147A1 Two-dimensional radiant energy array computers and computing devices
01/1978
01/31/1978US4071831 Amplifying characteristics of a cavity-enclosed nonlinear medium
10/1977
10/04/1977US4052705 Memory device for two-dimensional radiant energy array computers
08/1977
08/30/1977US4045792 Analog to digital converter for two-dimensional radiant energy array computers
05/1977
05/17/1977US4024513 Optical system for the storage of selectively erasable binary data arranged in the form of holographically recorded pages
04/1977
04/26/1977US4020475 Magnetic device operating with the photomagnetic effect
03/1977
03/15/1977US4012699 Amplifying characteristics of a cavity-enclosed nonlinear medium
12/1976
12/07/1976US3996455 Two-dimensional radiant energy array computers and computing devices
11/1976
11/30/1976US3995311 Optical logic elements
10/1976
10/26/1976US3988056 Liquid-crystal display method and information-processing apparatus applying this method
10/05/1976US3984785 Optical logic device
08/1976
08/03/1976US3972733 Method for producing electrical energy by means of liquid crystal devices
03/1976
03/16/1976US3944812 Electrooptic thin-film modulator
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