Abstract: A substrate rotating apparatus comprises a main rotation mechanism, an auxiliary rotation mechanism, and a guide structure. The main rotation mechanism rotates around a first rotation shaft. The main rotation mechanism comprises the auxiliary rotation mechanism. The auxiliary rotation mechanism revolves about the first rotation shaft in accordance of rotation of the main rotation mechanism, and rotates around a second rotation shaft. The second rotation shaft is displaced in a radial direction with respect to the first rotation shaft. The guide structure has a contact surface extending in a circumferential direction with respect to the first rotation shaft. The guide structure controls displacement of the second rotation shaft in the radial direction, and causes the auxiliary rotation mechanism to perform the revolving motion in an orbit along the contact surface when the contact surface and the auxiliary rotation mechanism are in contact with each other.

Abstract: An optical node device includes a light receiving/emitting portion having an input port into which a signal beam is incident and an output port that emits a signal beam of a selected wavelength, a chromatic dispersion device that scatters spatially the signal beam depending on the wavelength of the signal beam, an optical coupler that focuses, onto a two-dimensional plane, beams dispersed by the chromatic dispersion device, a spatial light modulating element arranged so as to receive incident light deployed on an xy plane made up of an x-axis direction deployed according to wavelength and a y-axis direction orthogonal to the x-axis direction, and having numerous pixels arranged in a lattice on the xy plane, and a spatial light modulating element driving portion that drives electrodes of the individual pixels arranged in the xy axial directions in the spatial light modulating element.

Abstract: An optical node device includes a light receiving/emitting portion having an input port into which a signal beam is incident and an output port that emits a signal beam of a selected wavelength, a chromatic dispersion device that scatters spatially the signal beam depending on the wavelength of the signal beam, an optical coupler that focuses, onto a two-dimensional plane, beams dispersed by the chromatic dispersion device, a spatial light modulating element arranged so as to receive incident light deployed on an xy plane made up of an x-axis direction deployed according to wavelength and a y-axis direction orthogonal to the x-axis direction, and having numerous pixels arranged in a lattice on the xy plane, and a spatial light modulating element driving portion that drives electrodes of the individual pixels arranged in the xy axial directions in the spatial light modulating element.

Abstract: A multiple input/output wavelength selective switch device 1 is configured of an N×M optical cross connect switch 10, wavelength selector 20 and controller 40. The N×M optical cross connect switch 10 turns WDM signals of N channels inputted to input routes Rin1 to RinN into M WDM signals. The wavelength selector 20 can perform a selection operation with respect to each of the M WDM signals according to their wavelengths and output the signals from output routes Rout1 to RoutM.

Abstract: A conductive pattern formation ink which can be stably ejected in the form of liquid droplets and form a conductive pattern having high reliability, a conductive pattern having high reliability, and a wiring substrate provided with the conductive pattern and having high reliability are provided. The conductive pattern formation ink is used for forming a conductive pattern by ejecting the ink in the form of liquid droplets on a surface of a ceramic molded body using a liquid droplet ejecting method, the ceramic molded body being made of a material containing ceramic particles and a binder. The ink contains a water-based dispersion medium, and metal particles dispersed in the water-based dispersion medium, wherein the water-based dispersion medium contains oxygen molecules and nitrogen molecules, and wherein when the water-based dispersion medium is analyzed using a gas chromatography method, a total amount of the oxygen and nitrogen molecules contained in the water-based dispersion medium is 12 ppm or less.

Abstract: A multiple input/output wavelength selective switch device 1 is configured of an N×M optical cross connect switch 10, wavelength selector 20 and controller 40. The N×M optical cross connect switch 10 turns WDM signals of N channels inputted to input routes Rin1 to RinN into M WDM signals. The wavelength selector 20 can perform a selection operation with respect to each of the M WDM signals according to their wavelengths and output the signals from output routes Rout1 to RoutM.

Abstract: A conductive pattern forming ink for forming a conductive pattern on a substrate by a droplet discharge method includes: metal particles; an aqueous dispersion medium in which the metal particles are dispersed; xylitol; and a polyglycerol compound having a polyglycerol skeleton. H shown in the following formula (I) is 0.10 to 0.70, and H = OH ? ( A ) Mw ? ( A ) ? X ? ( A ) + OH ? ( B ) Mw ? ( B ) ? X ? ( B ) Formula ? ? ( I ) OH(A) represents an average number of hydroxyl groups in one molecule of the polyglycerol compound, Mw(A) represents a weight-average molecular weight of the polyglycerol compound, X(A) represents a content of the polyglycerol compound in the conductive pattern forming ink in weight percent; and OH(B) represents the number of hydroxyl groups in one molecule of the xylitol, Mw(B) represents a molecular weight of the xylitol, and X(B) represents a content of the xylitol in the conductive pattern forming ink in weight percent.

Abstract: In a wiring structure between steps in which a step portion is covered by an insulating slope formed by providing and drying droplets of an insulating ink in which an insulating material is dispersed in a dispersion medium and a wiring line formed by drying and firing provided droplets of a conductive ink in which a conductive material is dispersed in a dispersion medium is laid out between the steps and passes on a top surface of the insulating slope, the structure includes a liquid repellent layer formed of a liquid repellent material repelling the dispersion medium in the insulating ink, and a plurality of dot lines including a plurality of dots that is formed by hardening arranged droplets of a resin ink including a resin material. In the structure, the liquid repellent layer covers a surface including the step portion where the wiring line to be laid out.

Abstract: A method for forming a conductor pattern includes: forming a conductor pattern precursor by ejecting liquid droplets of a conductor pattern forming ink by a liquid droplet ejecting method onto a substrate, and drying the liquid droplets, thereby forming a conductor pattern precursor having a pad part and a wiring part connected to the pad part on the substrate; and firing the precursor, thereby forming the conductor pattern, wherein in the formation of the conductor pattern precursor, the liquid droplets of the conductor pattern forming ink are ejected in such a manner that positions where the liquid droplets of the conductor pattern forming ink are attached form plural concentric annular shapes within a pad forming region where the pad part is to be formed on the substrate.

Abstract: A pattern forming system including a feeding reel for feeding a tape form substrate that is wound up, a winding reel for winding up the tape form substrate that is fed up, and a droplet discharge apparatus for discharging a droplet onto the tape form substrate, between the feeding reel and the winding reel, to form a pattern, wherein the droplet discharge apparatus includes a table that can move while sucking the tape form substrate, with a slack mechanism for the tape form substrate being placed on the both ends of the table in the longitudinal direction of the tape form substrate.

Abstract: A pattern forming system including a feeding reel for feeding a tape form substrate that is wound up, a winding reel for winding up the tape form substrate that is fed up, and a droplet discharge apparatus for discharging a droplet onto the tape form substrate, between the feeding reel and the winding reel, to form a pattern, wherein the droplet discharge apparatus includes a table that can move while sucking the tape form substrate, with a slack mechanism for the tape form substrate being placed on the both ends of the table in the longitudinal direction of the tape form substrate.

Abstract: In a wiring structure between steps in which a step portion is covered by an insulating slope formed by providing and drying droplets of an insulating ink in which an insulating material is dispersed in a dispersion medium and a wiring line formed by drying and firing provided droplets of a conductive ink in which a conductive material is dispersed in a dispersion medium is laid out between the steps and passes on a top surface of the insulating slope, the structure includes a liquid repellent layer formed of a liquid repellent material repelling the dispersion medium in the insulating ink, and a plurality of dot lines including a plurality of dots that is formed by hardening arranged droplets of a resin ink including a resin material. In the structure, the liquid repellent layer covers a surface including the step portion where the wiring line to be laid out.

Abstract: A method for forming a wiring pattern in which a plurality of electrical wirings deposited onto a substrate is conductively connected with each other through a plurality of conductive posts, the method including relatively moving a discharge head having a plurality of nozzles and a substrate in a predetermined direction while discharging droplets from predetermined nozzles among the plural nozzles to form the plural conductive posts, wherein, in the orthogonal direction of the above-referenced predetermined direction, the interval among the plural nozzles “a” and the interval among the plural conductive posts “b” satisfy an equation “b=m×a” (“m” may be any positive integer).

Abstract: A conductive pattern forming ink for forming a conductive pattern on a substrate by a droplet discharge method includes: metal particles; an aqueous dispersion medium in which the metal particles are dispersed; xylitol; and a polyglycerol compound having a polyglycerol skeleton. H shown in the following formula (I) is 0.10 to 0.70, and H = OH ? ( A ) Mw ? ( A ) ? X ? ( A ) + OH ? ( B ) Mw ? ( B ) ? X ? ( B ) Formula ? ? ( I ) OH(A) represents an average number of hydroxyl groups in one molecule of the polyglycerol compound, Mw(A) represents a weight-average molecular weight of the polyglycerol compound, X(A) represents a content of the polyglycerol compound in the conductive pattern forming ink in weight percent; and OH(B) represents the number of hydroxyl groups in one molecule of the xylitol, Mw(B) represents a molecular weight of the xylitol, and X(B) represents a content of the xylitol in the conductive pattern forming ink in weight percent.

Abstract: A conductive pattern formation ink which can be stably ejected in the form of liquid droplets and form a conductive pattern having high reliability, a conductive pattern having high reliability, and a wiring substrate provided with the conductive pattern and having high reliability are provided. The conductive pattern formation ink is used for forming a conductive pattern by ejecting the ink in the form of liquid droplets on a surface of a ceramic molded body using a liquid droplet ejecting method, the ceramic molded body being made of a material containing ceramic particles and a binder. The ink contains a water-based dispersion medium, and metal particles dispersed in the water-based dispersion medium, wherein the water-based dispersion medium contains oxygen molecules and nitrogen molecules, and wherein when the water-based dispersion medium is analyzed using a gas chromatography method, a total amount of the oxygen and nitrogen molecules contained in the water-based dispersion medium is 12 ppm or less.

Abstract: A method of manufacturing a wiring substrate having a wiring layer formation step that includes: a first surface processing step in which surface processing is performed on a film formation area of a substrate; a wiring formation step in which a wiring pattern is formed by placing a first liquid material on the film formation area; a second surface processing step in which surface processing is once again performed on the film formation area; and an insulating film formation step in which an insulating film is formed by placing a second liquid material in gaps in the wiring pattern, wherein an affinity between the second liquid material and the film formation area in the insulating film formation step is greater than an affinity between the first liquid material and the film formation area in the wiring formation step.

Abstract: A pattern forming system including a feeding reel for feeding a tape form substrate that is wound up, a winding reel for winding up the tape form substrate that is fed up, and a droplet discharge apparatus for discharging a droplet onto the tape form substrate, between the feeding reel and the winding reel, to form a pattern, wherein the droplet discharge apparatus includes a table that can move while sucking the tape form substrate, with a slack mechanism for the tape form substrate being placed on the both ends of the table in the longitudinal direction of the tape form substrate.

Abstract: A pattern forming system including a feeding reel for feeding a tape form substrate that is wound up, a winding reel for winding up the tape form substrate that is fed up, and a droplet discharge apparatus for discharging a droplet onto the tape form substrate, between the feeding reel and the winding reel, to form a pattern, wherein the droplet discharge apparatus includes a table that can move while sucking the tape form substrate, with a slack mechanism for the tape form substrate being placed on the both ends of the table in the longitudinal direction of the tape form substrate.

Abstract: An optical pulse evaluation device and an in-service optical pulse evaluation device is disclosed which are capable of characteristics evaluation of an optical pulse itself or a sample launched therein in a relatively high bit-rate region. The optical pulse evaluation device evaluates a pulse waveform expressing an optical intensity of the optical pulse, an instantaneous frequency of the optical pulse, or a modulated light prepared by modulating the optical pulse in a light source end. The optical pulse evaluation device also observes a waveform change after a known optical pulse is passed through a device such as an optical fiber to evaluate a waveform deterioration or a compensation behavior caused by the device. The in-service optical pulse evaluation device is capable of measuring a wavelength dispersion in an optical communication.

Abstract: In a method of forming a wiring pattern, a plurality of electrical wirings deposited to be multilayered are conductively connected to one another through a conducting post. The method has forming the electrical wiring by discharging a first droplet including a material for forming the electrical wiring, and forming the conducting post by discharging a second droplet including a material for forming the conducting post, wherein a volume of the second droplet is greater than a volume of the first droplet.