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Rockley Photonics Limited patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "R" | Rockley Photonics Limited-related inventors


 new patent  Waveguide modulator structures

A Mach-Zehnder waveguide modulator comprising a left arm including a left SiGe optical waveguide, and a right arm including a right SiGe optical waveguide; wherein each of the left and right optical waveguides comprises a junction region and a plurality of electrodes for providing a bias across the junction to... Rockley Photonics Limited

Optoelectronic switch

A switch module and optoelectronic switch incorporating the same. The optoelectronic switch includes an N-dimensional array of switch modules arranged in a topology in which each switch module is a member of N sub-arrays, the sub-arrays defined with reference to the coordinates of the constituent switch modules, and wherein all... Rockley Photonics Limited

Single mode waveguide with an adiabatic bend

A single mode waveguide with a straight portion and a curved portion, the curved portion having the shape of an adiabatic bend. The single mode waveguide has a curved portion that is shaped according to an adiabatic bend, with a curvature that varies continuously, and that vanishes at a point... Rockley Photonics Limited

Optoelectronic component

An optoelectronic component including a waveguide, the waveguide comprising an optically active region (OAR), the OAR having an upper and a lower surface; a lower doped region, wherein the lower doped region is located at and/or adjacent to at least a portion of a lower surface of the OAR, and... Rockley Photonics Limited

Optoelectronic switch

An optoelectronic switch for switching a signal from an input device to an output device includes a plurality of switch modules, each connected or connectable to an optical interconnecting region, wherein: each switch module is configured to output a WDM output signal to the optical interconnecting region, and the optoelectronic... Rockley Photonics Limited

Synchronization and ranging in a switching system

A system and method for measuring propagation delays and other delays in an optical switching system. A transmitter is connected, through a circuit switch, to a receiver. To measure the propagation delay between the transmitter and the receiver, the transmitter sends one or more time-tagged ranging messages and the receiver... Rockley Photonics Limited

Optoelectronic switch architectures

The present invention provides an optoelectronic switch for transferring an optical signal from an input device to an output device, the optoelectronic switch including an array of interconnected switch modules, which are interconnected by an interconnecting fabric. The switch modules are arranged in an N-dimensional array, the ith dimension having... Rockley Photonics Limited

System and line coding

A system and method for line coding of data. A serial transmitter includes a forward error correction encoding circuit followed by a bit conditioning circuit. The bit conditioning circuit counts the lengths of runs of consecutive identical digits and, when the count reaches a threshold, flips a bit. A serial... Rockley Photonics Limited

Discrete wavelength tunable laser

A multisection digital supermode-distributed Bragg reflector (MSDS-DBR) comprising: a plurality P of digital supermode Bragg reflector (DS-DBR) grating sections arranged along a waveguide; wherein each DS-DBR grating section is configured to pass or reflect light over a given spectral region, the given spectral region being different from the spectral regions... Rockley Photonics Limited

Optical switch architecture

An optoelectronic switch for transferring a signal from an input device for an output device, the optoelectronic switch including: a plurality of leaf switches, each having a radix R, and arranged in an L-dimensional array, in which the i-th dimension has a size RL where (i=1, 2, . . .... Rockley Photonics Limited

Optical modulators

An optoelectronic device. The optoelectronic device operable to provide a PAM-N modulated output, the device comprising: M optical modulators, M being an integer greater than 1, the M optical modulators being arranged in a cascade, the device being configured to operate in N distinct transmittance states, as a PAM-N modulator,... Rockley Photonics Limited

Discrete wavelength tunable laser

A multisection digital supermode-distributed Bragg reflector (MSDS-DBR) comprising: a plurality P of digital supermode Bragg reflector (DS-DBR) grating sections arranged along a waveguide; wherein each DS-DBR grating section is configured to pass or reflect light over a given spectral region, the given spectral region being different from the spectral regions... Rockley Photonics Limited

Optoelectronic switch

An L-dimensional optoelectronic switch for transferring an optical signal from an input device to an output device, the optoelectronic switch includes: a plurality of leaf switches, each having a radix R, and arranged in an L-dimensional array, in which each dimension has a respective size R, (1=1, 2, . .... Rockley Photonics Limited

System and routing

A system and method for routing. A packet includes a stack of one or more headers, such as a stack of Multiprotocol Label Switching headers, that determines the path that the packet will take, through a sequence of switches, from its source to its destination. Each header in the stack... Rockley Photonics Limited

Detector remodulator

A detector remodulator comprising a silicon on insulator (SOI) waveguide platform including: a detector coupled to a first input waveguide; a modulator coupled to a second input waveguide and an output waveguide; and an electrical circuit connecting the detector to the modulator; wherein the detector, modulator, second input waveguide and... Rockley Photonics Limited

Detector remodulator and optoelectronic switch

A silicon-on-insulator chip including an arrayed waveguide grating (AWG) and an array of detector remodulators (DRMs) in a planar arrangement with the AWG such that the modulators or modulators and detectors of said DRMs are located within the same plane as the waveguides of the AWG; and wherein each DRM... Rockley Photonics Limited

Optoelectronic switch

A switch module and optoelectronic switch incorporating the same. The optoelectronic switch includes an N-dimensional array of switch modules arranged in a topology in which each switch module is a member of N sub-arrays, the sub-arrays defined with reference to the coordinates of the constituent switch modules, and wherein all... Rockley Photonics Limited

Burst-mode receiver

Provided is a burst-mode receiver configured to receive an optical signal having a preamble and a data payload, the burst-mode receiver including a first bias resistor coupled between a first voltage supply and a photosensor, a first capacitor coupled between the photosensor and an amplifier, a first common-mode resistor configured... Rockley Photonics Limited

Interposer beam expander chip

An interposer chip for coupling light between an array of fibers and an array of optical waveguides on a second photonic chip. The interposer chip has an array of V-grooves for aligning the ends of the fibers to corresponding ends of an array of optical waveguides on the interposer chip.... Rockley Photonics Limited








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