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Matches 1 - 50 out of 80,858

Document Document Title
WO/2018/132158A1
Systems, and related methods, relating generally to electro-absorption modulation are described. In a system therefor, there is a waveguide (106). A photodetector (318) is configured with respect to the waveguide (106) for detecting lumi...  
WO/2018/130285A1
An optical coupler (40; 50) comprises a substrate (41). A first waveguide element (45) is provided in a first layer with respect to the substrate, wherein the first waveguide element (45) comprises a first end (45a) and a second end (45b...  
WO/2018/132521A1
An optoelectronic device (10) includes a semiconductor substrate (20) and a monolithic array (100) of light-emitting elements formed on the substrate. The light-emitting elements include a first plurality of first emitters (102, 156), co...  
WO/2018/131494A1
[Problem] To provide a semiconductor crystal substrate in which dislocation and lattice defects in an InAs/GaSb superlattice structure are reduced. [Solution] The problem is solved by a semiconductor crystal substrate comprising a crysta...  
WO/2018/131227A1
The present invention relates to a semiconductor optical amplifier provided with: a plurality of optical amplification regions arrayed in series; a passive waveguide region disposed between the optical amplification regions; and first an...  
WO/2018/131097A1
An illumination device comprising: one or more semiconductor light sources; a temperature control unit with which the semiconductor light sources are provided to control the temperature of the semiconductor light sources to a desired tem...  
WO/2018/131256A1
[Problem] To provide: an illuminating device wherein the outputs of a plurality of light sources can be controlled constant by means of a further simplified temperature control circuit; a control device; and a control method. [Solution] ...  
WO/2018/130462A1
An embodiment of the invention relates to a vertical cavity surface emitting laser comprising a first reflector, a second reflector comprising a layer stack of semiconductor or isolating layers, an active region arranged between the firs...  
WO/2018/132498A1
A number of beams that can be coupled into an optical fiber can be increased using emitted beams having greater divergence, thus providing increased beam power. Alternatively, with a fixed number of emitters, total optical power can be m...  
WO/2018/126305A1
Tri-diode for laser therapy and tri-diode-based equipment for use in laser therapy. This invention patent application proposes a tri-diode used to generate a particular type of laser that can be used to treat all types of cellular lesion...  
WO/2018/128904A1
A proximity sensor which uses very narrow divergent beams from Vertical Cavity Surface Emitting Laser (VCSEL) for the illumination source is disclosed. Narrow divergent beams in the range 0.5 to 10 degrees can be achieved to provide high...  
WO/2018/128616A1
An element containing Bose-Einstein condensations (BECs) is disclosed. The BECs are able to interact with photons to create optic and catalytic functions including at least one of changing propagation of the photons, changing mutual cohe...  
WO/2018/124325A1
Disclosed is an external cavity laser in which one another are combined: a VCSEL-DBR type light-emitting part configured to make an electric current flow to emit light and including a DBR function layer and an active layer for a quantum ...  
WO/2018/120687A1
A laser light source (10, 20, 30, 40) and a display device, the laser light source (10, 20, 30, 40) comprising at least two light emitting units (11, 21, 31, 41) and at least one temperature control element (13, 23, 33, 63, 73). Each lig...  
WO/2018/121381A1
A laser apparatus is provided, comprising a semiconductor substrate (125), an active layer (130) disposed on the semiconductor substrate, a folded waveguide (210) disposed on the active layer and forming a resonant structure, and an elec...  
WO/2018/123650A1
This method for wavelength adjustment of a wavelength multiplexed signal involves: a step in which a control unit acquires information relating to multiple wavelengths from an optical transmitter that transmits a wavelength multiplexed s...  
WO/2018/125825A1
A LIDAR system emits laser pulses, wherein each pulse is associated with a power level. A laser emitter is adjusted during operation of a LIDAR system using power profile data associated with the laser. The power profile data is obtained...  
WO/2018/120916A1
A laser generation light guidance device applied to a human body, comprising a tunable laser device (40); the tunable laser device (40) comprises a temperature-adjustable semiconductor cooler (5); a laser emission array is provided on th...  
WO/2018/122103A1
A semiconductor laser diode (100) is specified having a semiconductor layer sequence (2) with an active layer (3) which has a main plane of extent and which is configured to generate light (8) during operation in an active region (5), an...  
WO/2018/125470A1
Embodiments of the present disclosure may relate to a hybrid silicon distributed feed-back (DFB) laser, wherein light is to propagate through the DFB laser along a length of the DFB laser. The DFB laser may include a mesa with a current ...  
WO/2018/124361A1
Disclosed is a physical module of a chip-scale atomic clock. The module comprises: a housing; a laser generator disposed on the floor of the housing and providing laser light to the upper part within the housing; a vapor cell disposed on...  
WO/2018/123219A1
A wavelength converter according to the present invention comprises inorganic phosphor particles, translucent non-fluorescent inorganic particles, and an inorganic binder. The inorganic phosphor particles and the translucent non-fluoresc...  
WO/2018/122393A1
A method of providing electrical isolation between subsections in a waveguide structure for a photonic integrated device, the structure comprising a substrate, a buffer layer and a core layer, the buffer layer being located between the s...  
WO/2018/119591A1
The present invention discloses an optical signal modulation circuit and a device. The optical signal modulation circuit comprises a laser device (DFB), a modulator (EAM) and an operational amplifier, wherein the laser device (DFB) gener...  
WO/2018/125380A1
A laser device includes: a substrate formed from material transparent at a laser wavelength; a first reflecting layer to reflect at least some incident radiation at the laser wavelength; a layer including a gain medium for providing stim...  
WO/2018/123122A1
This optical transmitter is provided with multiple light emitting units which transmit optical signals having mutually different wavelengths and are configured to have a modifiable optical signal wavelength. At least one of the light emi...  
WO/2018/121061A1
A method and device for controlling a phase-change refrigeration system with a solid-state light-emitting light source, and a projection device, which relate to the technical field of control. The method comprises: acquiring a first empi...  
WO/2018/117149A1
The purpose of the present invention is to measure the properties of variable wavelength light according to changes in wavelength. A first local oscillation light source 100a outputs a first local oscillation light 2000. A second local o...  
WO/2018/118170A1
A system includes a multiplexer (160) having a pass-band and an optical network unit (ONU) (140) optically coupled to the multiplexer. The ONU includes a tunable laser (310) configured to continuously transmit an optical signal (104) to ...  
WO/2018/116634A1
This optical module includes: a first base member; a second base member that is provided by being spatially separated from the first base member; a first laser, which is disposed on the first base member, and is configured so as to outpu...  
WO/2018/117077A1
An optical integrated element is provided with: a passive waveguide region in which a second core layer, a lower cladding layer, a first core layer, and an upper cladding layer are successively stacked on a substrate; and an active regio...  
WO/2018/118953A1
A collinear T-cavity VECSEL system generating intracavity Hermite-Gaussian modes at multiple wavelengths, configured to vary each of these wavelengths individually and independently. A mode converter element and/or an astigmatic mode con...  
WO/2018/119125A1
Laser diode packages include a rigid thermally conductive base member that includes a base member surface situated to support at least one laser diode assembly, at least one electrode standoff secured to the base member surface that has ...  
WO/2018/117251A1
A semiconductor laser module comprising: a semiconductor laser element; a waveguide-type optical functional element having a waveguide that has incident thereto laser light emitted from the semiconductor laser element and guides said lig...  
WO/2018/116596A1
This light emitting element is formed by laminating a first light reflecting layer 41, a laminated structure 20, and a second light reflecting layer 42. The laminated structure 20 is formed by laminating, from the first light reflecting ...  
WO/2018/118122A1
Systems and methods for calibrating, operating, and setting the magnitude of the power of light provided by a laser diode in a conducted electrical weapon ("CEW"). The light of the laser diode assists in targeting by providing a visible ...  
WO/2018/114812A1
In one embodiment, the semiconductor laser (1) is surface-mountable and comprises a semiconductor layer sequence (2) which contains a generating region (22), configured to generate laser radiation (L), between a p-side (p) and an n-side ...  
WO/2018/117076A1
A semiconductor laser module comprising: a semiconductor laser element; a semiconductor optical amplifier having laser light, that has been emitted from the semiconductor laser element, incident thereto and amplifying the incident laser ...  
WO/2018/117232A1
This substrate for mounting an electronic element comprises: a first substrate that has a first main surface and a rectangular electronic element mounting part which is positioned in the first main surface so that one end of the mounting...  
WO/2018/113501A1
A surface grating-based DFB laser. The laser is structured as a ridge waveguide and comprises in an upward sequence: a substrate (1), a lower waveguide cover layer (3), an active layer (4), and an upper waveguide cover layer (5). A Bragg...  
WO/2018/108384A1
The invention relates to an illumination device (1) for a visualisation system, particularly for an optical sensor, of a motor vehicle, said visualisation system being designed to detect a scene in front of the motor vehicle, preferably ...  
WO/2018/109982A1
According to the present invention, formed on a semiconductor substrate (1) is a ridge structure (9) that has: a ridge lower part (6); and a ridge upper part (8) disposed over the ridge lower part (6) and having a greater width than the ...  
WO/2018/110981A1
Embodiments pertain to a semiconductor device, an optical transmission module and an optical transmission device. The optical transmission module according to an embodiment may comprise: a substrate; a sub-mount disposed on a first surfa...  
WO/2018/111642A1
An active optical planar waveguide apparatus (100) includes a planar core layer (150) comprising an active laser ion; one or more cladding layers in optical contact with at least one surface of the planar core layer; a metallic binder la...  
WO/2018/108970A2
The invention relates to a laser device (100) comprising a substrate (10), on the surface of which an optical waveguide (11) is arranged, which has an optical resonator (12, 13) with such a resonator length that at least one resonator mo...  
WO/2018/108251A1
According to this disclosure a laser is suggested comprising: a resonator (4)having a first cavity (5) and a second cavity (6), an optically pumped gain element (2) arranged to generate fundamental electromagnetic radiation (17) at a fun...  
WO/2018/110982A1
Embodiments pertain to a semiconductor device package, a method for producing the semiconductor device package, and an auto-focusing device comprising the semiconductor device package. The semiconductor device package according to an emb...  
WO/2018/108583A1
The invention relates to a device for deflecting and/or modulating laser radiation, in particular a plurality of laser beams (2), comprising a plurality of deflecting means, which are designed, for example, as mirror elements (1) or tran...  
WO/2018/108411A1
The invention relates to a method for producing a laser module (32, 32a, 32c, 32d) of a laser levelling device (10), the laser module (32, 32a, 32c, 32d) being provided to generate a projectable laser line, in particular a laser line pro...  
WO/2018/109857A1
According to the present invention, formed on a semiconductor substrate (1) is a ridge structure (9) that has: a ridge lower part (6); and a ridge upper part (8) disposed over the ridge lower part (6) and having a width greater than the ...  

Matches 1 - 50 out of 80,858