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WO/2017/184685A1 |
Novel tools and techniques are provided for implementing network timing functionality. In some embodiments, a grand master clock(s) might receive a first timing signal from a global positioning system ("GPS") source via a GPS antenna(s),...
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WO/2017/177751A1 |
Disclosed in the present invention is a time synchronization method. The method comprises: in a label network in which a timestamping device is configured and 1588 is started, identifying a 1588 event packet from a label packet by means ...
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WO/2017/172171A1 |
In an example, there is disclosed an apparatus, having: a first network interface, having a first clock and a local communication driver to communicatively couple the first network interface to a second network interface having a second ...
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WO/2017/166969A1 |
Provided are a method and apparatus for sending a 1588 message. The method comprises: before active/standby states of a first clock board and a second clock board are switched, discarding a 1588 message generated by the second clock boar...
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WO/2017/172225A1 |
In accordance with embodiments disclosed herein, there is provided systems and methods for time offset validation of components with independent silicon clocks. A requesting component includes transmission logic to transmit timing protoc...
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WO/2017/171487A2 |
Provided is a synchronization method and apparatus in a wireless communication system. A synchronization method according to an aspect of the present disclosure may include: receiving a first synchronization signal and a second synchroni...
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WO/2017/173277A1 |
A cross connect apparatus or system with transparent clocking, consistent with embodiments described herein, connects a selected source or ingress port to a selected destination or egress port and clocks data out of the selected egress p...
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WO/2017/169867A1 |
The present invention enables high-quality audio reproduction on a receiving side, without the supply of a transmission clock from the receiving side to the transmitting side using a clock signal line. According to the present invention,...
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WO/2017/172219A1 |
A mobile communication device adapted to perform spur relocation for a digital phaselocked loop includes a receiver to determine a first frequency channel of interest and to identify a first frequency command word corresponding to the fi...
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WO/2017/165036A1 |
Embodiments herein relate to optoelectronic transceivers with power management. An optoelectronic device may include a photodetector, a loss of signal (LOS) detector coupled with the photodetector, and a re-timer coupled with the LOS det...
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WO/2017/160050A1 |
The present invention discloses a method for estimating an index of a symbol in a wireless communication system and an apparatus therefor. Specifically, a method for estimating an index of a symbol by a terminal in a wireless communicati...
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WO/2017/152412A1 |
A device and a method for supporting clock transfer in multiple clock domains. The device comprises: N phase frequency detectors, N filters, N clock reconstructors, and N clock domain interfaces, N being an integer greater than or equal ...
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WO/2017/152438A1 |
Systems and methods which provide training sequence or preamble-based synchronization with respect to non-coherent modulated signals and/or differentially coherent modulated signals are described. Embodiments provide for time synchroniza...
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WO/2017/153181A1 |
A start of packet detector comprises an input which receives start of packet information. The detector has a first stage which determines if there is a match between a respective subset of received start of packet information with a resp...
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WO/2017/154351A1 |
A FIR filter (7) convolves sampling data, which is obtained by sampling a received signal, with a tap coefficient. A phase difference detection unit (8) detects the phase difference between the synchronization timing of a signal waveform...
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WO/2017/152437A1 |
Systems and methods which provide training sequence or preamble-based synchronization with respect to non-coherent modulated signals and/or differentially coherent modulated signals are described. Embodiments provide for time synchroniza...
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WO/2017/156485A1 |
Methods and apparatus are described that facilitate transmission of data, particularly between two devices within an electronic apparatus. In particular, a preamble for transmission in a sequence of symbols over a multi-wire communicatio...
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WO/2017/153853A1 |
The present disclosure relates to methods and apparatuses for compensating carrier or clock signal phase fluctuations. An apparatus comprises a digital phase locked loop (210) comprising a phase error output (214) for a phase error (216)...
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WO/2017/148705A1 |
The invention relates to a method for the frequency error correction of an oscillator of a sensor node in a sensor network, comprising the following steps: receiving a transmission signal of a transmitter, the signal being modulated by o...
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WO/2017/150306A1 |
A communication system according to the present invention is provided with a communication device (10), a communication device (20), and a communication device (30) which is a backup communication device for the communication device (20)...
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WO/2017/145209A1 |
Provided is a communication device capable of suppressing deterioration of the accuracy of synchronization between a transmission side and a reception side, even if noise at a high signal level is generated on a transmission path. The co...
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WO/2017/144108A1 |
This invention relates to methods and systems for estimating skew based on, for example, the IEEE 1588 Precision Time Protocol (PTP). These methods and systems can allow the clock skew between a master clock (server) and slave clock (cli...
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WO/2017/147591A1 |
A wireless network includes a tunable RF transmitter in wireless communication with a master node to transmit at a first slave frequency; a tunable RF receiver in wireless communication with the master node to receive at a second slave f...
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WO/2017/143440A1 |
A guest digital device joins a playback session hosted by a host digital device and synchronizes playback of digital media content with playback on the host digital device. This enables multiple users to listen to or view media at the sa...
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WO/2017/141657A1 |
Provided are a base station, a communication system, and an inter-base station time synchronization method with which time synchronization can be achieved between a host base station and another base station by utilizing a down-link sign...
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WO/2017/142638A1 |
Systems and methods pertain to operating a receiver of wireless signals such as Bluetooth or Bluetooth Low Energy (BLE) signals. A correlator is provided to correlate a wireless signal received by the receiver with a device identifier co...
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WO/2017/138313A1 |
The time of transmission and reception between stations A and B is exchanged, and any deviation in time is calculated in a corresponding manner in the stations. Using the transmission time TXA from station A to B, the transmission time T...
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WO/2017/136474A1 |
Transmission of data over a serial link based on a unidirectional clock signal is provided. A unidirectional clock signal is generated based on a first clock of a master device. The unidirectional clock signal is sent to a slave device t...
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WO/2017/134533A1 |
A network device includes a packet processor, a plurality of interface circuits, a phase-locked loop (PLL) circuit and a configuration controller. The interface circuits are configured to transmit and receive signals to/from other device...
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WO/2017/135155A1 |
In order to enable measurement of a time difference between transmitting/receiving stations in a multilateration (MLAT) system to be performed without using time information, such as a GPS time, from an external source, the present inven...
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WO/2017/132495A1 |
The present disclosure provides methods and systems for mitigating signal noise. In implementations, the systems and methods perform operations including continuously determining an instantaneous power of a signal path. The operations al...
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WO/2017/126077A1 |
A communication system is provided with: a first communication apparatus that transmits a plurality of frames at a transmission time interval shorter than a time needed to transmit the smallest frame; and a second communication apparatus...
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WO/2017/124938A1 |
A method, device, and system for data synchronization. The method for data synchronization comprises: when a data modification of a source database is determined by a data synchronization source end, same generates a real-time notificati...
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WO/2017/122855A1 |
A method for estimating an arrival time of a wireless communication signal comprises the steps of: receiving a packet including a first preamble, a second preamble, and a start of frame delimiter (SFD) by a receiver; estimating, by the r...
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WO/2017/123632A1 |
Methods, devices, and systems for synchronizing switching times of relays to a zero-crossing are described herein. One device includes a memory, and a processor configured to execute executable instructions stored in the memory to receiv...
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WO/2017/119488A1 |
A serializer device 1 is provided with a first latch unit 11, a second latch unit 12, a conversion unit 13, a frequency division unit 14, a load signal generation unit 15, a phase difference detection unit 16, and a reset indication unit...
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WO/2017/119183A1 |
The purpose of the present invention is to suppress malfunctions of a synchronization circuit that captures a data signal in synchronization with a periodic signal. This synchronization circuit is provided with a holding unit and a varia...
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WO/2017/114794A1 |
A method for initializing a first operation in a first module (120) at a first start time value in a first time base, the method comprising generating a clock signal (402, 116), generating a second time base (403) in the first module (12...
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WO/2017/113404A1 |
The present application relates to the technical field of communications, particularly to a network node, a packet transmission method and a network, and is used to provide a solution of performing time synchronization between network no...
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WO/2017/114055A1 |
The present invention relates to the field of communications. Provided are a frame synchronization method, a user equipment, and a base station, for use in implementing frame time synchronization in a high and low frequency hybrid commun...
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WO/2017/114381A1 |
A fine timing measurement (FTM) method and a communication device. The method comprises: receiving FTM request frames sent by at least two communication devices; and sending a first FTM measurement frame according to the FTM request fram...
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WO/2017/112222A1 |
An apparatus includes a phase detector coupled to an output of a frequency multiplier. A digital loop filter is coupled to the phase detector, and a duty cycle correction circuit is coupled to the digital loop filter.
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WO/2017/112791A1 |
In some examples, a phase-locked loop (PLL) system (100) includes a phase-frequency detector (PFD) (102) configured to compare a phase-frequency reference signal (114) and a feedback signal (136), a charge pump (CP) (104) electrically co...
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WO/2017/112072A1 |
A wireless device, and corresponding method, having a receiver configured to receive a signal having in-phase and quadrature components; a non-linear filter demodulator configured to translate noncoherently the in-phase and quadrature co...
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WO/2017/103557A1 |
A digital radio receiver (7) is arranged to receive and process data frames, each data frame comprising (i) a plurality of identical synchronization sequences; (ii) identification data different from the synchronization sequences; and (i...
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WO/2017/101528A1 |
Disclosed are a method and device for clock link switching and a base station. The method comprises: receiving first synchronization information transmitted by a primary clock server and second synchronization information transmitted by ...
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WO/2017/104905A1 |
The present invention relates to a method for compensating for optical transmission delay by an optical transmission delay compensation apparatus including a main device and a remote device which are connected by an optical transmission ...
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WO/2017/098871A1 |
According to one embodiment of the present disclosure, a communication system is provided with a transmission device and a reception device. The transmission device outputs a clock signal at a clock frequency corresponding to transfer mo...
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WO/2017/098950A1 |
The present technology relates to a receiver and a data processing method that enable delay compensation using a simplified structure. The receiver is provided with a delay compensation unit that compensates for delays between packets th...
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WO/2017/096538A1 |
The present invention relates to the technical field of radars, in particular to an MIMO radar system and a phase synchronization method therefor at a dynamic target end. In the present invention, two time slots are used as one cycle to ...
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