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Matches 1 - 50 out of 81,594

Document Document Title
WO/2019/006891A1
A fluorescent chip and a manufacturing method therefor. The fluorescent chip comprises: a substrate (101); a first reflective layer (102) disposed on the substrate (101); and a second reflective layer (103) disposed on the first reflecti...  
WO/2019/009987A1
A wavelength locker includes first and second waveguides to guide light. The wavelength locker also includes a multimode interference (MMI) coupler having a number of inputs and outputs. First and second inputs of the MMI coupler are cou...  
WO/2019/007998A1
A reconfigurable spectroscopy system comprises tunable lasers and wavelength lockers to lock to accurate reference wavelengths. Band combiners with differently optimized wavelength ranges multiplex the optical signal over the time domain...  
WO/2019/009086A1
This semiconductor laser device (1) is provided with: a lower electrode block (10) which has a first terminal hole and has a first and second connection hole on both sides of a recess that houses a submount where a semiconductor laser el...  
WO/2019/008918A1
The present invention provides an optical module capable of maintaining the optical properties of optical components accommodated in an accommodation space. A laser module 1 is provided with: a case 10 including a base part 12 on which o...  
WO/2019/009172A1
This semiconductor laser devices provided with a first heat dissipating member (10) inside of which a first flow path (11) and a second flow path (12) circulating a refrigerant are provided independently of each other, a second heat diss...  
WO/2019/000316A1
A single-photon source device, comprising: a photonic crystal slab (101) and a photon conversion module (102). The photon conversion module (102) is coupled to the photonic crystal slab (101), and the photon conversion module (102) compr...  
WO/2019/002763A1
A semiconductor laser source is provided, in which, in order to couple a third waveguide (15, 36) optically to a first waveguide (28) by means of a second waveguide (25), a resonant optical cavity comprises at least one grating-assisted ...  
WO/2019/003347A1
A light source system (10) comprises: a light source device (100) that generates illuminating light; and a light source module (300) that supplies light to the light source device, said light source module being configured so as to be at...  
WO/2019/003546A1
This laser light source device comprises: a light source (115) that projects first laser light; a light source (215) that projects second laser light; a light source (235) that projects third laser light; a first support part (10) that i...  
WO/2019/002694A1
An apparatus (100) is configured to operate in a single fundamental transverse mode and the apparatus (100) comprises a waveguide layer (102) between an n-doped cladding layer (112) and a p-doped cladding layer (104). The waveguide layer...  
WO/2019/001767A1
An optoelectronic component comprises an optoelectronic semiconductor chip having an upper face and a lower face. An emitting region is formed on the upper face. Said emitting region is designed to emit electromagnetic radiation. A surfa...  
WO/2019/003627A1
A method for manufacturing a light-emitting element comprises at least steps of: (A) forming a laminated structure 20 comprising a GaN-type compound semiconductor in which are laminated a first compound semiconductor layer 21, an active ...  
WO/2018/234673A1
The invention relates to a hybrid semiconductor laser component (1) comprising at least one first emitting module (110, 120) comprising an active zone shaped to emit electromagnetic radiation at a given wavelength; and an optical layer (...  
WO/2018/236167A1
Disclosed are a laser device including a filter and an operation method therefor. According to an aspect of the present embodiment, the purpose of the present invention is to provide a low-cost subminiature TO type laser device that emit...  
WO/2018/235413A1
Disclosed is a surface-emitting semiconductor laser comprising: a semiconductor layer that includes a nitride semiconductor and is provided with a light-emitting region, and in which a first semiconductor layer, an active layer and a sec...  
WO/2018/234068A1
A semiconductor laser diode (100) is specified, comprising a semiconductor layer sequence (2) having an active layer (3), which has a plane of principal extent and which is configured to produce light (8) within an active region (5) duri...  
WO/2018/235317A1
This variable wavelength laser device comprises a first semiconductor chip having first and second waveguides disposed in parallel, and a second semiconductor chip having an optical circuit optically connected to the first and second wav...  
WO/2018/235200A1
An optical waveguide (1) includes a core (12) through which light in a plurality of waveguide modes propagates between a first end face (13) and a second end face (14). When the width of the core in a second direction perpendicular to a ...  
WO/2018/234131A1
The invention describes a Vertical Cavity Surface Emitting Laser (100) comprising at least one mesa, wherein the at least one mesa comprises an active region (120), wherein the active region (120) comprises a number of m active layer str...  
WO/2018/234159A1
The invention relates to a semiconductor body (1) comprising a III-V-compound semiconductor material having a p-conductive region (10), which is doped by a p-dopant, wherein the p-conductive region (10) comprises at least one first (101)...  
WO/2018/236419A1
A method (700) for biasing a tunable laser (310) during burst-on and burst-off states through a common-cathode laser driving circuit (400) includes delivering a bias current (IBIAS) to an anode of a gain-section diode (402) having a shar...  
WO/2018/230207A1
In the present invention, a garnet silicate contains a silicate as a main component and is represented by a general formula: Lu2CaMg2(SiO4)3. The garnet silicate includes a first particle having a particle shape derived from the garnet c...  
WO/2018/227390A1
A portable laser light source generator comprises a heat dissipation block (100), and comprises a laser emission module (101), a power supply module (102),a switch module (103), a current adjustment module (104) and a light transmission ...  
WO/2018/232410A1
Disclosed herein are various embodiments for laser arrays that include graphene lens structures located on laser-emitting semiconductor structures. In an example embodiment, an apparatus comprising (1) a laser-emitting epitaxial structur...  
WO/2018/230612A1
The present embodiment pertains to a light-emitting device that enables a reduction in attenuation and/or diffraction operations by a semiconductor light-emitting element with respect to modulated light outputted from a spatial light mod...  
WO/2018/230230A1
This surface-emitting semiconductor laser is provided with: a first light emitting region that outputs first light; and a second light emitting region, which is provided by being separated from the first light emitting region, and which ...  
WO/2018/229213A1
A multi- channel laser source, including: a bus waveguide coupled, at an output end of the bus waveguide, to an output of the multi-channel laser source; a first semiconductor optical amplifier; a first back mirror; a first wavelength-de...  
WO/2018/231884A1
Apparatus, systems and methods to spectrally beam combine a group of diode lasers in an external cavity arrangement. A dichroic beam combiner or volume Bragg grating beam combiner is placed in an external cavity to force each of the diod...  
WO/2018/224483A1
One embodiment of the invention relates to a edge-emitting semiconductor laser (1) comprising a semiconductor layer sequence (2) having an active zone (22) for generating laser radiation (L). A facet (3) for output and/or reflection of t...  
WO/2018/227004A1
Apparatus comprise a semiconductor waveguide extending along a longitudinal axis and including a first waveguide section and a second waveguide section, wherein a lateral refractive index difference defining the semiconductor waveguide i...  
WO/2018/219667A1
The invention relates to a semiconductor laser diode (100) which has a first resonator (1) and a second resonator (2) which have parallel resonator devices in a longitudinal direction (93) and are monolithically integrated into the semic...  
WO/2018/221421A1
The present invention pertains to a semiconductor light-emitting element or the like provided with a structure for suppressing a reduction in the quality of an optical image arising as a result of an electrode blocking a portion of light...  
WO/2018/221316A1
Provided is a light-emitting device that makes it possible to improve light emission efficiency. The light-emitting device includes a substrate, a light source, and a plurality of columnar sections provided to the substrate, said columna...  
WO/2018/221711A1
The present invention provides a low-resistance nitride compound semiconductor which has been difficult to manufacturing in the past. Furthermore, high electron mobility is shown, and therefore it is possible to configure a high-performa...  
WO/2018/219318A1
Provided in the present application are a coaxially packaged laser and an optical module. According to an embodiment, the coaxially packaged laser comprises: a base; a base body that is located on the base, the base body being provided w...  
WO/2018/221042A1
A light-emitting element according to one embodiment comprises a layered body. The layered body includes an active layer, and a first semiconductor layer and a second semiconductor layer sandwiching the active layer. The light-emitting e...  
WO/2018/219687A1
The invention relates to a semiconductor laser component, comprising a semiconductor chip (1) that is configured to emit laser radiation (6), a casing (2) which is electrically insulating and covers the semiconductor chip (1) at some poi...  
WO/2018/219771A1
In one embodiment, an optoelectronic semiconductor module (1) comprises a semiconductor emitter (2) for generating radiation and comprises a current regulating unit (3). When viewed from above, the semiconductor emitter (2) and the curre...  
WO/2018/220062A2
The invention relates to a laser diode (1) comprising - a surface-emitting semiconductor laser (10) which is designed to emit electromagnetic radiation (E), and - an optical element (20) which is arranged downstream of the semiconductor ...  
WO/2018/222505A1
A system configuration that significantly improves the laser damage threshold of multi-layer dielectric gratings for lasers applications includes three main sections: 1) a laser module, 2) a TM polarization module, and 3) a multi-layer d...  
WO/2018/221317A1
Provided is a light-emitting device that makes it possible to improve light emission efficiency. The light-emitting device comprises: a substrate; a light source that emits light; and a fluorescent material that is provided as a film to ...  
WO/2018/221352A1
A light emitting device is provided which can increase the strength of columnar parts. This light-emitting device is provided with a light emitting element which comprises a first base body on which a laminate body is provided, and a sec...  
WO/2018/220674A1
A semiconductor device according to the present invention is provided with: a substrate; a semiconductor laser that is provided on the upper surface of the substrate and emits laser beams; a waveguide having a first conductive layer that...  
WO/2018/221401A1
This optical receptacle is disposed between a photoelectric conversion device, which has a light-emitting element and a detection element, and an optical transmission body, and optically couples the light-emitting element and a cross-sec...  
WO/2018/215211A1
The invention relates to a transmission unit (100-1) for emitting radiation (209, 209-1, 209-2) into the surroundings, comprising • at least one semiconductor laser (102), having at least one first emitter with a first section (202) an...  
WO/2018/216274A1
A laser oscillation device (1) is provided with: a plurality of laser modules (10, 11); a beam multiplexer that multiplexes optical beams outputted from the laser modules (10, 11); and a power source that supplies power to the laser modu...  
WO/2018/214498A1
Provided are a compact multi-wavelength optical component and a usage method therefor. The optical component comprises at least two sets of optical signal channel unit groups and a substrate (1), wherein a first diffraction grating regio...  
WO/2018/216587A1
This method for producing a hermetic package is characterized by comprising: a step for preparing a ceramic substrate and forming a first sealing material layer on the ceramic substrate; a step for preparing a glass cover and forming a s...  
WO/2018/216576A1
The present invention provides a vehicular headlight that is capable of forming a distinct light distribution pattern using a light source consisting of a monolithic array of surface-emitting lasers. This vehicular headlight (1a) compris...  

Matches 1 - 50 out of 81,594