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WO/2022/022027A1 |
The present application provides an optical transmission method and apparatus, a computing device, and a storage medium. The method is applied to the technical field of optical communications. The method is applied to an ROADM comprising...
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WO/2022/020667A1 |
Systems and methods for increasing throughput of a photonic processor by using photonic degrees of freedom (DOF) are provided. The photonic processor includes a multiplexer configured to multiplex, using at least one photonic DOF, multip...
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WO/2022/018004A1 |
Multi-directional optical devices are disclosed. The optical device may employ a multiple input/multiple output optical coupling structure to determine propagation direction of received light (in receiver configuration), and/or control t...
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WO/2022/015305A1 |
A method implemented by an OLT in a passive optical network (PON), the method comprising: receiving a signal from a new ONU in the PON; obtaining impairment information that is independent of the new ONU; calculating a channel response b...
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WO/2022/012763A1 |
A communications network remote node (100) comprising: a downstream optical circuit (102) configured to receive downstream, DS, optical signals at downstream wavelengths from an active main node and from a standby main node, the downstre...
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WO/2022/009292A1 |
A wavelength cross-connect apparatus (20A) is configured by connecting a plurality of wavelength cross-connect devices (20aA-20fA) in a ring with WDM networks (Sn-Ln) for the respective ones of a plurality of bands on the input/output si...
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WO/2022/011240A1 |
An optical signal receiver includes a multimode waveguide for receiving a complex modulated optical signal, an optical resonator that receives the complex modulated optical signal from the multimode waveguide and converts the complex mod...
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WO/2022/006677A1 |
Silicon photonics provides an attractive platform for optoelectronic integrated circuits (OEICs) exploiting hybrid or monolithic integration with or without concurrent integration of microelectromechanical systems (MEMS) and/or CMOS elec...
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WO/2022/007726A1 |
The disclosed systems, structures, and methods are directed to an optical communication comprising a first wavelength division multiplexer (WDM) configured to receive WDM signals, the first WDM is further configured to split the received...
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WO/2022/008216A1 |
A method of configuring an optical network comprising a switching system, a first node, a second node, and an optical link between the first node and the second node. The optical link comprises a first optical connection and a second opt...
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WO/2022/009293A1 |
An optical node device (1aA–1cA) comprises a transmission transponder (27), wavelength-selective switches (WSS) (22–25), a beam splitter (21), and a monitoring transponder (26). The transmission transponder (27) transmits an optical ...
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WO/2022/001714A1 |
Disclosed in embodiments of the present application is a networking system. The system comprises an aggregation device, a first station, and a second station. The aggregation device, the first station and the second station perform data ...
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WO/2022/001989A1 |
Disclosed is a wavelength division multiplexing structure. The wavelength division multiplexing structure comprises a first wavelength division multiplexer and a second wavelength division multiplexer; the first wavelength division multi...
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WO/2021/262766A1 |
A polarization splitter and rotator (PSR) is implemented within various electro-optic receiver, transmitter, and combiner devices to transform incoming light having two polarizations that are uncharacterized and/or time-varying into ligh...
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WO/2021/253903A1 |
A method of forming a virtual network (100) includes forming an arrangement of virtual fibers from physical fiber optic cables that interconnect virtual entry devices (VED), virtual forwarding devices (VFD/1000/1100), and virtual exit de...
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WO/2021/257389A1 |
A coupling module (60) can be used to communicate high speed signals between an optical transceiver (63) and a processing module (69) of an optical communication device, such as an optical line termination (OLT) (30) or an optical networ...
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WO/2021/258041A1 |
Circuitry (50) of an optical line terminal (OLT) (15) can be controlled to be compatible with optical modules (55) of different optical protocols having different electrical connectivity requirements. In some embodiments, the OLT has a c...
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WO/2021/255342A1 |
A generator device (OPG1) for generating an arbitrary optical pulse pattern comprises: a light source (LS1) to provide primary laser pulses (LB00k), a distributor (SPL1) to provide a plurality of primary optical pulses(LB0k,1,LB0k,2,LB0k...
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WO/2021/252726A1 |
An optical node (20) includes P switching planes (40) interconnected by an S x S cross-plane switch (50), P > 1; and N, degrees (22) per switching plane P, where i = 1 to P, each degree (22) formed by corresponding degree components havi...
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WO/2021/243886A1 |
Embodiments of the present invention relate to the technical field of optical communications. Disclosed are a photo-generated terahertz-over-fiber passive optical network system and a transmission method. The present invention comprises:...
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WO/2021/245847A1 |
Since safe utilization of an optical transmission system is impaired if a system is adopted in which a wavelength band is divided into sub-bands and a different user is allocated to each sub-band, the optical signal monitoring device of ...
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WO/2021/247521A1 |
Provided is an optical communication system comprising a polarization-diversity optical power supply capable of supplying light over a non-polarization-maintaining optical fiber to a polarization-sensitive modulation device. In an exampl...
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WO/2021/245701A1 |
The invention discloses a system and method for enabling construction and assembly of an optics based compute system. The method comprises transmitting one or more signals from at least one of a plurality of components placed on an inter...
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WO/2021/233012A1 |
The disclosed systems, structures, and methods are directed to an optical communication system. The optical communication system comprising an optical node configured to receive a light signal, in which the light signal is received from ...
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WO/2021/235563A1 |
The present specification provides a method, performed by a device, for communicating with another device via a quantum channel, the method comprising: generating n first pulse trains having different wavelengths from each other, n being...
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WO/2021/232731A1 |
A WDM1r combiner for a PON. The output end of an input waveguide (1) is connected to the input end of a first grating filter (a1), the output end of the first grating filter (a1) is connected to the input ends of a first mode filter (b1)...
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WO/2021/232925A1 |
Disclosed is an LCOS adjustment method, which can be applied to the field of optical communication. The LCOS adjustment method of the present application comprises: adjusting junction lines of the grayscale distribution of gratings in a ...
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WO/2021/232834A1 |
A filter, an optical amplifier, a communications system, a filtering method, an optical amplification method, and a storage medium. The filter comprises a first filtering component (112a) and a second filtering component (112b) coupled t...
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WO/2021/234830A1 |
[Problem] To provide a means that can notify a user, of a sub-band of a wavelength-multiplexed optical signal, regarding the occurrence of a problem. [Solution] A notification system comprising: a detection means that receives a waveleng...
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WO/2021/236554A1 |
An optical data communication system includes an optical power supply and an electro- optical chip. The optical power supply includes a laser that generates laser light at a single wavelength. A comb generator receives the light at the s...
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WO/2021/229688A1 |
In an optical communication system including a master station device and a plurality of slave station devices, the time required until communication is resumed in a protection format using a backup path is shortened. The plurality of s...
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WO/2021/228364A1 |
An indicator system (200) for optical ports (125) of a passive optical communications equipment (120). The indicator system comprises a plurality of photodetectors (510) configured to detect an optical signal on the optical ports and a p...
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WO/2021/227446A1 |
Provided are a port detection method and apparatus. In the technical solution of the present application, an OLT or an ONU can determine, according to at least two wavelengths, and a preset correlation, port information of a splitter cor...
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WO/2021/227809A1 |
Provided are a signal transmission method and apparatus. The method comprises: a transmitter side acquiring an N-point first signal; performing signal separation processing on the N-point first signal to obtain two groups of signals (suc...
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WO/2021/227660A1 |
Disclosed are an optical switching device, a redirection method, and a reconfigurable optical add-drop multiplexer and system, which are applied to the field of optical fiber communication. The optical switching device comprises N wavele...
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WO/2021/223088A1 |
A system and method for determining fiber connectivities between one or more optical transponders (102, 104, …106) and an optical multiplexer comprising a plurality of ports (112, 114, …116). During operation, a network controller (1...
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WO/2021/223361A1 |
An optical isolator core (110) includes a Faraday rotator (112) and a plurality of birefringent crystal plates (114). The plurality of birefringent crystal plates (114) may include a first birefringent crystal plate (114-1) to separate i...
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WO/2021/217240A1 |
Arrayed waveguide gratings (AWGs) are important components in coarse wavelength divisional multiplexing (CWDM) and dense wavelength division multiplexing (DWDM). However, the waveguides forming the array must be separated by a distance l...
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WO/2021/219203A1 |
The present disclosure relates to an optical transmitter for transmitting a data signal. The optical transmitter comprises an encoder. The encoder encodes the data signal by selecting based on a bit sequence a first symbol and a second s...
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WO/2021/219094A1 |
The embodiments of the present application provide a communication device and a communication system. In the embodiments of the present application, a feedback link is established in a central-side communication device, the feedback link...
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WO/2021/219079A1 |
The present application provides a service data processing method. The service data processing method comprises: respectively generating a service block of each customer service according to service data of a plurality of customer servic...
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WO/2021/214996A1 |
One aspect of the present invention is a transmission system comprising: a modulation wave generation unit that generates an intermediate wave which is a coherent wave, on the frequency spectrum of which is superimposed a frequency compo...
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WO/2021/214585A1 |
The present invention relates to a dual GPON Small Form-Factor Pluggable optical module (10), projected to provide connection to two SC optical fiber connectors, and to be incorporated in any state of the art SFP transceiver host to allo...
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WO/2021/210259A1 |
In order to reduce the amount of calculation for signal distortion compensation, this filter coefficient updating device for updating the filter coefficients of a plurality of filters in a filter layer comprising the plurality of filters...
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WO/2021/211725A1 |
An optical communication system comprises an optical communication device and an optical power supply configured to generate a sequence of optical frame templates directed to the optical communication device. The optical communication de...
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WO/2021/208851A1 |
A wireless optical communication method comprises: a network apparatus generating first resonant light for carrying information; and the network apparatus transmitting, by means of a resonator component, the first resonant light to a ter...
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WO/2021/205617A1 |
The present invention relates to an optical communication system that includes a master station device and a plurality of slave station devices, where the time required for communication to be resumed in a protection scheme that uses a b...
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WO/2021/205786A1 |
In order to estimate a polarization fluctuation speed with high accuracy independently of the quality of a received signal, a polarization-fluctuation estimating device according to the present invention includes: a polarization separati...
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WO/2021/205618A1 |
The present invention relates to an optical communication system including an optical line terminal and a plurality of optical network units, and shortens a time required by a communication resumption in a protection scheme using a subsi...
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WO/2021/197252A1 |
Disclosed are an optical signal compensation apparatus, method and device, and a computer-readable storage medium, which belong to the technical field of optical transmission. According to a first power measurement value and a second pow...
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