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Coriant Advanced Technology Llc patents

Recent patent applications related to Coriant Advanced Technology Llc. Coriant Advanced Technology Llc is listed as an Agent/Assignee. Note: Coriant Advanced Technology Llc may have other listings under different names/spellings. We're not affiliated with Coriant Advanced Technology Llc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Coriant Advanced Technology Llc-related inventors

Photonic-chip-based optical spectrum analyzer

An optical spectrum analyzer (OSA) for measuring an optical spectrum of an input optical signal in a measurement wavelength range is provided. The OSA comprises a modulator, an integrated optical filter, and a photodetector. The modulator modulates the input optical signal by applying a dither modulation to facilitate detection and... Coriant Advanced Technology Llc

Differential phase biasing modulator apparatus and method

A circuit that allows the control of a parameter in each arm of a Mach-Zehnder interferometer or modulator in push-pull mode using a single control terminal and a ground (or a differential driving circuit). The parameter that is controlled can be a phase shift, a modulation or an attenuation. The... Coriant Advanced Technology Llc

Integrated on-chip polarizer

A low loss high extinction ratio on-chip polarizer is disclosed. The polarizer includes an input waveguide taper having an outer waveguiding region that widens in the direction of light propagation along at least a portion of the taper length, and a core waveguiding region that narrows in the direction of... Coriant Advanced Technology Llc

Shielded photonic integrated circuit

A light shield may be formed in photonic integrated circuit between integrated optical devices of the photonic integrated circuit. The light shield may be built by using materials already present in the photonic integrated circuit, for example the light shield may include metal walls and doped semiconductor regions. Light-emitting or... Coriant Advanced Technology Llc

Distributed traveling-wave mach-zehnder modulator driver

A distributed traveling-wave Mach-Zehnder modulator driver having a plurality of modulation stages that operate cooperatively (in-phase) to provide a signal suitable for use in a 100 Gb/s optical fiber transmitter at power levels that are compatible with conventional semiconductor devices and conventional semiconductor processing is described.... Coriant Advanced Technology Llc

Optical dual resonator modulation system and method, and optical dual resonator modulator therefor

Described are various embodiments of a dual optical modulator, system and method. In one embodiment, an optical modulator modulates an input optical signal having a designated optical frequency. The modulator comprises first and second tunable modulators operable around the optical frequency and operatively disposed between a bus waveguide path and... Coriant Advanced Technology Llc

Hybrid pin connecting optoelectronic devices

A hybrid pin connecting apparatus and method for connecting a thermally susceptible high-speed optoelectronic device to a PCB, comprising a combination of one or more flat pins or gull wing pins capable of transmitting high-speed electrical signals above 5 Gbps for being locally soldered to one or more matching surface... Coriant Advanced Technology Llc

Compact and low loss y-junction for submicron silicon waveguide

A compact, low-loss and wavelength insensitive Y-junction for submicron silicon waveguides. The design was performed using FDTD and particle swarm optimization (PSO). The device was fabricated in a 248 nm CMOS line. Measured average insertion loss is 0.28±0.02 dB across an 8-inch wafer. The device footprint is less than 1.2... Coriant Advanced Technology Llc

Heat sink for a semiconductor chip device

A heat sink for a semiconductor chip device includes cavities in a lower surface thereof for receiving electrical components on a top surface of the semiconductor chip, and a pedestal extending through an opening in the semiconductor chip for contacting electrical components on a bottom surface of the semiconductor chip.... Coriant Advanced Technology Llc

Photodetector with integrated temperature control element

A temperature-controlled photodetector sub-system is described. The temperature control element allows the operation of the photodetector at a desired temperature. The temperature control element can be a heater or a cooler. In some cases, the photodetector is a germanium photodetector. In some cases a temperature measuring device is provided. In... Coriant Advanced Technology Llc

Test chips in wafer scale photonic systems

A qualification apparatus for a photonic chip on a wafer that leaves undisturbed an edge coupler that provides an operating port for the photonic devices or circuits on the chip during normal operation in order to not introduce extra loss in the optical path of the final circuit. The qualification... Coriant Advanced Technology Llc

Optical link architecture based on wireline equalization techniques

A high data rate, high sensitivity, low power optical link using low-bandwidth components and low-bandwidth E/O drivers and receivers and method of building same. The method is based on the idea of making the optical part of the link look like a bandwidth limited lossy electrical channel, so that the... Coriant Advanced Technology Llc

Optical modulator having a plurality of modulator segments

An optical modulator apparatus may include a plurality of segment drivers, each segment driver having a unique offset voltage and driving but a portion or a segment of an electro-optical modulator. A modulating electrical signal may be applied to the segment drivers via a plurality of electrical delays. Parameters of... Coriant Advanced Technology Llc

Photonic integrated circuit incorporating a bandgap temperature sensor

An optical device that includes means for thermal stabilization and control is described. The optical device can be a ring resonator, or another device that requires accurate control of the phase of the optical signal. In an example involving an optical resonator, a thermal stabilization system includes a temperature sensor,... Coriant Advanced Technology Llc

Photonic interface for electronic circuit

A photonic interface for an electronic circuit is disclosed. The photonic interface includes a photonic integrated circuit having a modulator and a photodetector, and an optical fiber or fibers for optical communication with another optical circuit. A modulator driver chip may be mounted directly on the photonic integrated circuit. The... Coriant Advanced Technology Llc

Transmitter optical signal to noise ratio improvement through receiver amplification in single laser coherent systems

A transceiver having an improved transmitter optical signal to noise ratio, and methods of making and using the same.... Coriant Advanced Technology Llc

Integrated on-chip polarizer

A low loss high extinction ratio on-chip polarizer is disclosed. The polarizer is formed of a mode convertor followed by a mode squeezer and a dump waveguide, and may be configured to pass a desired waveguide mode and reject undesired modes. An embodiment is described that transmits a TE0 mode... Coriant Advanced Technology Llc

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