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WO/2020/125691A1 |
Disclosed are a signal processing method, apparatus, device, and computer storage medium, said method comprising: obtaining clock recovery input data; performing frequency-domain clock recovery on the clock recovery input data to obtain ...
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WO/2020/123020A1 |
Techniques and mechanisms for a clock recovery circuit to generate a cyclical signal based on data signals which are susceptible to circuit switching jitter. In an embodiment, a clock recovery circuit comprises switch circuitry which rec...
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WO/2020/121824A1 |
[Problem] To highly accurately obtain the time quality of another GM on the basis of a GM of which the time quality is known. [Solution] A first TC 20 includes a time comparison unit 23 which calculates time difference information by com...
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WO/2020/121903A1 |
In the present invention, a first reception processing unit performs reception processing for a first signal transmitted on a first transmission path, a second reception processing unit performs reception processing for a second signal t...
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WO/2020/116200A1 |
[Problem] To provide a time synchronization mechanism not affected by link asymmetry between time synchronization devices. [Solution] A DC 4 is used for a time transmission system which transmits/receives PTP packets between a master nod...
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WO/2020/116201A1 |
[Problem] To provide a time synchronization mechanism that reduces the influence of link asymmetry between time synchronization devices. [Solution] A SW 3 is used for a time transmission system which transmits/receives PTP packets betwee...
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WO/2020/113364A1 |
The present disclosure provides a method (400) in a network node for packet based synchronization. The method (400) includes: receiving (410) from a first upstream node a first message indicating a first accumulated Packet Delay, PD, mea...
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WO/2020/108202A1 |
The disclosure provides a timestamp acquisition method and a time synchronization system. The method comprises: a first device configuring a first tag for a first packet to be transmitted to a second device; and when the first tag is det...
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WO/2020/110471A1 |
A reception device comprising: a detection unit for detecting the occurrence of a phase slip at a phase estimation value of received symbol data in time series and determining a gradient of the phase slip; a delay processing unit for cau...
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WO/2020/105130A1 |
A list reference station (200) of a communication system (500) is provided with: a list recording unit (205) that records, in a memory, a ground master list (20) including the station number of a ground master and the station numbers of ...
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WO/2020/103054A1 |
Provided in the present invention are a time synchronisation method, apparatus, and system, and a storage medium. The time synchronisation system comprises a first component and a second component, the first component and the second comp...
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WO/2020/103161A1 |
The embodiments of the present application relate to a method, terminal device, and network device for determining a synchronization signal block (SSB). The method comprises: receiving a first SSB, the first SSB comprising first location...
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WO/2020/096671A1 |
Data isolators for providing isolation between two ports that enable dynamic communication are described. The dynamic communication may be achieved by varying a ratio of the data rate relative to a clock frequency of a clock signal. The ...
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WO/2020/018716A9 |
A communicate device includes transmitters and a receiver. The first transmitter is coupled to a first 90º phase shifter that is also coupled to a first antenna, and to a second 90º phase shifter that is also coupled to a first node. T...
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WO/2020/096067A1 |
A communication device 2 is provided with: a first communication unit 42 that switches between a transmission operation and a reception operation in accordance with the value of a prescribed bit of a clock; and a second communication uni...
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WO/2020/095413A1 |
A communication system (1) performs synchronous communication by a master-slave scheme. A communication device (201) and a communication device (202) serving as slaves are configured to communicate with a communication device (100) servi...
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WO/2020/094232A1 |
Timing recovery apparatus for signal reception in a data transmission system, comprises an equalizer to equalize a received signal and a phase detector connected after the timing recovery equalizer that generates a clock tone from absolu...
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WO/2020/089962A1 |
This time synchronization system is provided with a plurality of time masters (2) and a management master (3), wherein: the management master (3) comprises a management master priority level request unit (32) which transmits a priority l...
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WO/2020/090664A1 |
The present invention performs highly accurate time synchronization in a synchronous message exchange through an IP network. A slave device: acquires a first time difference at a first time point through a synchronous message exchange wi...
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WO/2020/086472A1 |
Systems and methods are provided for assigning unique addresses to multiple slave devices (12) on a network implemented in a star configuration, having individual power (28) and/or data (14) buses connecting the slave devices (12) to a m...
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WO/2020/085171A1 |
A transmission device 10B always transmits, to a communication link, a signal generated by a serializer 11 (data with a clock embedded therein). A reception device 20B includes a restoration unit 22, a deserializer 23, a selection unit 2...
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WO/2020/075235A1 |
This clock generation device, which is used for a device performing time synchronization by transmitting and receiving a synchronization signal on which time information is superimposed to and from a master device connected via a network...
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WO/2020/073465A1 |
The present application provides a method for data extraction of transmission signals. The method for data extraction of transmission signals comprises: parsing, upon receiving a transmission signal, a first clock signal corresponding to...
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WO/2020/070974A1 |
The purpose of the present technology is to provide a transmission device, a reception device, and a transmission/reception system which can be made compact. This transmission device is provided with: an oscillator that oscillates a firs...
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WO/2020/066207A1 |
Between a transmission unit 1 and a reception unit 2, signal transmission and reception is performed in two stages of a first step for conveying an approximate frequency by transmitting and receiving a notification signal and a second st...
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WO/2020/062225A1 |
An MAC device and a time point estimation method. The MAC device comprises: an MAC core unit and a physical medium attachment (PMA) unit; wherein the PMA unit is configured to acquire a first time point of a first bit, and send the first...
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WO/2020/061901A1 |
Disclosed are a low-power-consumption clock data recovery circuit (100) and a receiver, being applicable to the technical field of communication, and comprising a clock data recovery circuit (101) based on phase-locked ring, a lock losin...
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WO/2020/059137A1 |
A communication system (500) is provided with a plurality of communication devices (100), and selects a grand master that will serve as a time benchmark from the plurality of communication devices (100). If a synchronization message that...
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WO/2020/059139A1 |
A priority determination unit (110) acquires, from another communication device that is not the current grand master among a plurality of communication devices, a grand master adjustment message that is used for selecting a grand master ...
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WO/2020/057303A1 |
The present application discloses a network card, a time synchronization method and device, and a computer storage medium. The network card comprises: a crystal oscillator for generating clock pulse signals; a phase-locked loop for provi...
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WO/2020/060100A1 |
A display apparatus includes: a display configured to display an image; a first transmitter configured to transmit a first wireless signal to an external device; a second transmitter configured to transmit a second wireless signal having...
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WO/2020/059138A1 |
A communication system (500) is provided with a plurality of communication devices (100). A management determination unit (110) determines whether a communication device (100) is a network management master. A grand master determination ...
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WO/2020/055949A1 |
A method and system for bi-directional communications are disclosed. According to one embodiment, a method comprises configuring the first device to enter an active mode according to a non-overlapping (NOL) schedule, the second device be...
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WO/2019/219180A9 |
A base station for detecting a Physical Random Access Channel (PRACH) transmission from a User Equipment device (UE) comprises a radio device and at least one additional device. The radio device comprises narrowband receivers respectivel...
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WO/2020/054344A1 |
[Problem] To provide a synchronization signal conversion device with which a system synchronized to a GPS reference time can be realized even in an environment in which it is difficult to receive GPS signals and network signals, and with...
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WO/2020/054219A1 |
The present invention performs synchronization on a plurality of communication devices connected through communication while flexibly coping with a change in a communication state. A time management unit manages a time. A time measuremen...
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WO/2020/051739A1 |
Provided are a method for controlling a power ramp counter, and a terminal device. The method comprises: a terminal device, upon re-initiating a random access procedure, determining if a currently chosen first reference signal is the sam...
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WO/2020/050101A1 |
An ADC (12) of an optical receiver (1) oversamples a received signal that has been converted from an optical signal to an electrical signal by a light-receiving unit (11), and thereby generates a sample signal comprising time-series samp...
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WO/2020/050004A1 |
A transmission device (10) according to the present invention is provided with: a correction value calculation unit (130) that calculates a correction value for correcting an initial standby time of a direct wave signal or an indirect wa...
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WO/2020/043181A1 |
Disclosed are a clock synchronization method and apparatus, a system, a storage medium, and an electronic device. The method comprises: receiving first time deviation information sent by a time synchronization comparison terminal, wherei...
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WO/2020/042875A1 |
Provided in the embodiments of the present application are a method for periodic mapping and a network device. The method comprises: a downstream first network device receiving first information sent by an upstream second network device,...
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WO/2020/037664A1 |
A communication method, device and system for a robot The communication method for a robot comprises: acquiring first data to be transmitted to a first target communication device in one or more second communication devices, the first da...
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WO/2020/036860A1 |
Methods, systems, and devices for wireless communications are described. A first wireless device may perform a clear channel assessment on a medium to determine if the medium is available for communications with a second wireless device....
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WO/2020/031623A1 |
[Problem] To monitor a frequency difference between an input clock and a synchronous clock synchronized with the input clock. [Solution] A clock frequency monitoring device for monitoring the frequency of an input clock 18a is provided w...
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WO/2020/029284A1 |
Provided are a method and apparatus for sending a reference signal, a method and apparatus for receiving a reference signal, a vehicle-mounted device, and a terminal. The method for sending a reference signal comprises: determining trans...
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WO/2020/026817A1 |
[Problem] To reduce overall equipment costs. [Solution] A local device 20A of a time synchronization system 10A is provided with: a route switching unit 33 which connects remote devices 40A1 to 40An using individual optical fibers 60a to...
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WO/2020/021597A1 |
A communication device 2 according to the present invention is provided with: a synchronization signal receiving unit 203 that receives a synchronization signal from a master device 1 having a reference time and transmitting the synchron...
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WO/2020/021919A1 |
A multi-lane serializer device 1 is provided with a plurality of serializer circuits 101 to 10N, and a control unit 20. A phase difference detection unit of each of the serializer circuits detects a phase difference between a load signal...
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WO/2020/012582A1 |
A wireless communication system (1) is provided with a plurality of wireless base stations (10-1 to 10-10), and is characterized in that: other than the highest-order wireless base station from among the plurality of wireless base statio...
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WO/2020/013916A1 |
A desirable feature of a SERDES design is power savings. One way to achieve power savings is by keeping the CDR circuit OFF during most of the time when a link is active between a transmitter and a receiver. However, due to voltage suppl...
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