Patent application number | Description | Published |
20090003394 | OPTICAL PULSE AMPLIFIER AND OPTICAL PULSE SOURCE - The pulse light source according to the present invention comprises: a seed pulse generator | 01-01-2009 |
20090016669 | OPTICAL COMPRESSOR AND ULTRA-SHORT PULSE LIGHT SOURCE - Provided is an ultra-short pulse light source having an optical pulse generator | 01-15-2009 |
20090092400 | LIGHT SOURCE IN OPTICAL TRANSMISSION SYSTEM, WAVEFORM SHAPER, OPTICAL PULSE TRAIN GENERATOR AND OPTICAL REPRODUCTION SYSTEM - The present invention provides a pulse train generator comprising: a dual-frequency signal light source for generating a dual-frequency signal; a soliton shaper for soliton-shaping output light from the dual-frequency signal light source; and an adiabatic soliton compressor for performing adiabatic soliton compression on output light from the soliton shaper, and also provides a waveform shaper used in this pulse train generator, including a plurality of highly nonlinear optical transmission lines and a plurality of low-nonlinearity optical transmission lines which has a nonlinearity coefficient lower than that of the plurality of highly nonlinear optical transmission lines and which has a second-order dispersion value of which an absolute value is different from that of the plurality of highly nonlinear optical transmission lines. Further, the present invention provides a light source comprising a plurality of continuous light sources of which at least one oscillates in a multimode; a multiplexer for multiplexing output light from the continuous light sources; and a nonlinear phenomenon producer for producing a nonlinear phenomenon on output light from the multiplexer so as to suppress SBS (Stimulated Brillouin Scattering). | 04-09-2009 |
20100097392 | IMAGE DISPLAY DEVICE, IMAGE DISPLAY METHOD, AND RECORDING MEDIUM STORING IMAGE DISPLAY PROGRAM - An image display device includes an image extracting unit that extracts one or more representative images satisfying a predetermined condition from a series of images captured in time-series; and a display unit that displays the one or more representative images extracted by the image extracting unit in a list and displays information of an image not extracted by the image extracting unit. | 04-22-2010 |
20120141065 | OPTICAL WAVEGUIDE COLLIMATOR AND OPTICAL SWITCHING DEVICE - An optical waveguide collimator includes: an optical waveguide base material which includes a light emitting face having a light emitting end face of an optical waveguide, and an adhering area face provided separated from the light emitting face; a collimator lens arranged on a light emitting end face side of the optical waveguide; and a lens holding member which holds the collimator lens and which is adhered and fixed to the adhering area face of the optical waveguide base material. | 06-07-2012 |
20130108205 | OPTICAL SWITCH | 05-02-2013 |
20130235444 | LIGHT CONTROL APPARATUS - An optical control apparatus includes: an optical input/output port to which light is input from outside or from which light is output outside; a spatial optical modulator that emits light having entered from the optical input/output port towards the optical input/output port and has polarization dependence; a condensing element that is disposed between the optical input/output port and the spatial optical modulator and optically couples the optical input/output port and the spatial optical modulator; and a polarization control element that is disposed between the condensing element and the spatial optical modulator, controls a polarization state of input light to cause the input light to have only a single polarization direction, and outputs the input light controlled. | 09-12-2013 |
20140072302 | OPTICAL SWITCH - An optical switch includes light input/output ports, each having a port group of inputting/outputting a light, an optical path manipulation unit having optical path switching units of switching an optical path of a light from an input port in the port group to an optical path toward an output port in the same port group according to each of the light input/output ports, and a condenser lens condensing light from the light input/output ports on the optical path switching units corresponding to the port groups and optically-couples the light input/output ports with the optical path manipulation unit. The input/output optical paths of the light input/output ports with respect to the condenser lens are parallel to each other between the ports in the same port group and are unparallel to each other between the ports in the different port groups as seen from a direction perpendicular to a port arrangement direction. | 03-13-2014 |