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WO/2020/253687A1 |
A clock synchronization device, an optical transmitter, an optical receiver and a method, wherein same are used to realize flexible application in application scenarios with different transmission bandwidths. In a clock synchronization d...
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WO/2020/250640A1 |
The on-board communication system is provided with: an optical coupler including multiple optical transmission lines; and multiple on-board devices capable of communicating with one another via the optical coupler.
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WO/2020/251810A1 |
Embodiments of the present disclosure include techniques for generating accurate time stamps. In one embodiment, a first timing reference signal corresponding to a first clock domain is combined with a first clock signal corresponding to...
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WO/2020/244766A1 |
Methods and apparatus are provided for transmitting or routing an Optical Transport Unit (OTUk or OTUC) or an Optical Data Unit (ODUk or ODUC) in an Optical Transport Network (OTN). In an example aspect, a method of transmitting an Optic...
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WO/2020/243249A1 |
Systems and methods for storing a covert payload of data within a network are provided. A datagram (30) is generated at an origin host (10) comprising the covert payload of data, a more fragments flag (30) indicating that the datagram (3...
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WO/2020/243250A1 |
The present disclosure provides systems and methods for proving an event. The system comprises a network of one or more beacon nodes and each beacon node is configured to: receive a request over the network for proving a time and locatio...
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WO/2020/238764A1 |
Embodiments of the present application provide a time sequence management method, device, and system. The system comprises a control node, an intermediate node, and at least one terminal communicating with the intermediate node, the cont...
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WO/2020/243173A1 |
A network system provides architecture for transmitting data across low-bandwidth links via user datagram protocol (UDP) via a scheduler that schedules, prioritizes, and collaborates data for transmission. The schedule coordinates low pr...
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WO/2020/242758A1 |
Gain mismatch and related problems can be solved by a system and method that applies an automatic microphone signal gain equalization without any direct absolute reference or calibration phase. The system and method performs the steps of...
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WO/2020/238997A1 |
Embodiments of the present application provide a time synchronization method, a service board, and a network device. The method comprises: after a clock board time is synchronized between service boards, the service boards acquiring a CP...
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WO/2020/236421A1 |
A system for load-testing a cloud radio access network (C-RAN) is provided. The system includes at least one radio point (RP), each being configured to exchange radio frequency (RF) signals with at least one user equipment (UE). The syst...
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WO/2020/236731A1 |
Some disclosed systems and methods include assigning channel streams to satellite playback devices, delaying initial transmission of surround sound content to satellite playback devices to accumulate audio samples for transmission in ind...
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WO/2020/228433A1 |
Disclosed in the present disclosure are a synchronization method and device. In the present disclosure, a network device detects a synchronization sequence; the network device performs frame synchronization according to the detected sync...
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WO/2020/231940A1 |
PTP timestamps are obtained and correlated to internal audio time and timestamps. This allows Ethernet/IP audio devices to be closely aligned with local digital audio devices to allow improved AEC operations. By performing repetitive PTP...
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WO/2020/221141A1 |
The present application relates to the technical field of optical communication, and discloses a method and device for transmitting data in an optical transport network, which help to reduce bandwidth waste so as to improve bandwidth res...
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WO/2020/222197A1 |
Systems and methods related to conveying Time Sensitive Networking (TSN) synchronization information within a cellular communication system (e.g., a Fifth Generation System (5GS)) are disclosed. In one embodiment, a method performed by a...
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WO/2020/221604A1 |
In one aspect there is provided a method for providing privacy, where the method is performed by a network node (e.g., gNB) and includes: obtaining a first security parameter (e.g., an encryption key) for use in concealing information (e...
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WO/2020/220177A1 |
A method for switching clock sources is provided. In the method, Precision Time Protocol, PTP, packets are monitored using each of PTP ports which connect to a new grandmaster (401). A frequency and a phase for the PTP port are calculate...
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WO/2020/213190A1 |
A communication system (100) according to the invention is provided with a master device (1) and a plurality of slave devices (2). The slave devices (2) each store a synchronization period and a correction amount of the difference betwee...
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WO/2020/212300A1 |
There is provided mechanisms for handling time shifted data streams in a substation network (100a, 100b). A method is performed by an IED (200). The method comprises receiving (S102) a respective data stream from at least two time synchr...
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WO/2020/211620A1 |
Disclosed are a service path switching method and a related device. According to the method, when detecting that service traffic needs to be switched from a first optical layer path to a second optical layer path, a first Internet Protoc...
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WO/2020/210387A1 |
Systems and methods for a wearable sensor system including a compressible material, a two- dimensional array of distance sensors, a support structure, and a controller. The compressible material is positionable relative to a tissue surfa...
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WO/2020/206808A1 |
A method for enabling a servo internal control cycle to dynamically follow an EtherCat bus synchronization cycle. Servo internal control cycle time is recorded as T, and EtherCat bus synchronization cycle time is recorded as Tesync. If n...
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WO/2020/209891A1 |
A phase predictor includes an event clock cycle predictor for receiving a system clock running in a system clock domain and an event clock running in an event clock domain, the event clock cycle predictor for determining an event clock c...
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WO/2020/200947A1 |
In some example embodiments, there may be provided a method that includes receiving a sync message for a time domain including at least an origin time stamp and a correction; and sending, based on the received sync message, a time inform...
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WO/2020/198996A1 |
Provided in the embodiments of the present application are a signal processing device and a signal processing method, allowing the phase of an output signal of the signal processing device to be more stable in an on/off state switching p...
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WO/2020/202013A1 |
An aspect of the invention provides a method of synchronising a first clock of a first device and a second clock of a second device comprising. The method includes transmitting 302 a dummy packet from the second device to the first devic...
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WO/2020/201950A1 |
Disclosed is a method of operating a network, the network having one or more nodes which are in communication with a server, the server including or being in communication with a high precision time source, to estimate a time delay betwe...
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WO/2020/206156A1 |
A control module and method is provided in this disclosure. The control module is configured to communicate a sync pulse to a sensor. The control module may include a sync pulse driver circuit and a memory. The memory may store the wavef...
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WO/2020/199116A1 |
A method for time synchronization in a vehicle may include transmitting, by a satellite navigation device to a controller and at least one LiDAR device, a UTC and a PPS signal. The satellite navigation device may have a first clock. The ...
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WO/2020/206465A1 |
Synchronization of plural outputs of data transported by a wireless network is facilitated by band limiting a sample clock signal controlling a rate at which data is processed by the network's devices and/or band limiting wall time data ...
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WO/2020/195573A1 |
The objective of the present invention is to provide a time synchronization system with which it is possible to improve the accuracy of time synchronization when asymmetric delays occur in a transport path. This time synchronization syst...
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WO/2020/192533A1 |
Disclosed are a service data processing method and apparatus, wherein same are used for solving the problem in the prior art of a relatively low bandwidth utilization rate. By means of using a dynamic framing method, when the transmissio...
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WO/2020/189386A1 |
[Problem] To implement, at reduced cost, a configuration which can connect multiple transponders. [Solution] An optical branch insertion device 30A comprises branch function units 34a - 34d connected to each of WSSs 22a - 22d which are c...
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WO/2020/187478A1 |
The invention concerns a method for correcting the time defined by an internal clock (4) of an entity (1) capable of receiving signals from a satellite positioning system and of communicating with at least one other entity. According to ...
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WO/2020/187422A1 |
The present disclosure provides a network entity for a wireless network system. The network entity is configured to obtain an ingress time of a received packet, the ingress time indicating the time at which the packet enters the network ...
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WO/2020/189387A1 |
[Problem] To ensure a large number of routes when relaying an optical signal transmitted on an optical path within a route. [Solution] Provided is a wavelength cross-connect device 20A which, using optical couplers, branches optical sign...
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WO/2020/183330A1 |
Systems, methods, apparatuses, and computer program products for efficient time reference information delivery for one or multiple clock domains are provided. In accordance with an example embodiment of the present invention, a method co...
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WO/2020/181462A1 |
The present application provides a clock synchronization message interacting method and apparatus. The clock synchronization message interacting method comprises: a first device in a flexible Ethernet (FlexE) group sends a first FlexE in...
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WO/2020/178057A1 |
The invention relates to a method for operating a TSN communication system that has at least one TSN communication device, more particularly a TSN switch, the method comprising the following steps: determining operating parameters for at...
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WO/2020/172766A1 |
Disclosed are a time synchronization method, apparatus and system. The method is applied to a slave device, and the slave device synchronizes with a master device in terms of time, wherein the master device comprises a first optical modu...
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WO/2020/173175A1 |
The present invention relates to the technical field of communications. Disclosed are a timestamp correction method and system, and a clock synchronization method and system. The timestamp correction method comprises: recording timestamp...
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WO/2020/173733A1 |
A system for transmitting a value by means of a pulse-width-modulated signal is shown. The system comprises a transmitter and a receiver. The transmitter is configured to capture the value and to output a pulse-width-modulated signal, th...
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WO/2020/171802A1 |
There is provided an apparatus, said apparatus comprising at least one processor and at least one memory including a computer program code, the at least one memory and computer program code configured to, with the at least one processor,...
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WO/2020/168924A1 |
Disclosed are a sensing data calculation control method and a time-transfer apparatus. The time-transfer apparatus comprises: a clock unit, a processor and a sensor adaptation unit, wherein the sensor adaptation unit comprises a data bus...
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WO/2020/164100A1 |
A clock synchronization method and a device. The method comprises: controlling a first timer of a first network element to be in a temporally aligned state with respect to a second timer of a second network element, the temporally aligne...
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WO/2020/168116A1 |
Methods, systems, and devices for wireless communications are described. In some systems, a network may schedule a user equipment (UE) for multiple transmission/reception point (TRP) communication. The network may transmit a single downl...
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WO/2020/160932A1 |
A time server of a coordinated timing network (CTN) receives a command, including a primary-reference-time (PRT) source identifier identifying a time source in use for the server time protocol (STP) facility as a precision-time- protocol...
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WO/2020/160933A1 |
A time server of a server time protocol (STP) facility of a coordinated timing network (CTN) receives a primary-reference-time (PRT)update, with the primary-reference-time update having been determined with reference to a time source, wh...
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WO/2020/154840A1 |
The present disclosure relates to a clock distribution method and apparatus in a network. A method performed at a clock distribution apparatus comprises: receiving a first clock signal from a first clock source; receiving a second clock ...
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