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256 results about "Link group" patented technology

In knot theory, an area of mathematics, the link group of a link is an analog of the knot group of a knot. They were described by John Milnor in his Bachelor's thesis, (Milnor 1954).

Measurement capability reporting method, configuration methods, user equipment and base station

InactiveCN108366379AGuaranteed flexibilityAvoid the problem of configuring the measurement interval twiceWireless communicationRadio access technologyFrequency measurements
The invention provides a measurement capability reporting method performed at UE (User Equipment). The method comprises the steps of generating and reporting UE measurement capability information based on a UE radio frequency link grouping relationship to a base station, as a reference for the base station to configure measurement gap configuration information for the UE; receiving the measurementgap configuration information for the UE from the base station, and receiving band or carrier aggregation (CA) band combination configuration information for the UE from the base station; and determining band or CA band combination configured for the UE by the base station according to the received band or carrier aggregation (CA) band combination configuration information for the UE, and for theband or CA band combination configured for the UE by the base station, carrying out inter-frequency measurement and/or inter-radio access technology measurement on a measurement gap appointed in thereceived measurement gap configuration information. The invention also provides a measurement gap configuration method performed at the base station, a measurement gap demand updating method performedat the UE, an updated measurement gap configuration method performed at the base station, and the corresponding user equipment and base station.
Owner:BEIJING SAMSUNG TELECOM R&D CENT +1

Method for implementing shared risk link circuit group separation crossing field path

The implementing case of the invention relates to the technical field of network communication, which particularly discloses a method for separating a sharing risk link circuit group of an actual cross-domain path. The method comprises leading a traffic source node to launch cross-domain path calculating request which is separated by N sharing risk link circuit groups from the traffic source node to a traffic destination node, receiving the path calculating request by a path calculating server of each area where the cross-domain path needs to pass, calculating path sections which are separated by the cross-domain risk link groups of local area according to the information of association mapping table of the local sharing risk link circuit group, utilizing the path calculating server where traffic destination node is located to split the path sections which are calculated by the path calculating server of each area to be a complete N cross-domain paths, achieving the separation of the sharing risk link circuit group among N cross-domain paths, and N is an integer which is more than one. The SRLG separation of cross-domain paths is achieved through utilizing the above technical proposal, and the problem that the same physical topological risks existed among several cross-domain paths can be effectively avoided.
Owner:HUAWEI TECH CO LTD +1

LED (Light Emitting Diode) driving circuit

The invention discloses an LED (Light Emitting Diode) driving circuit, which comprises a direct-current (DC) input power supply and at least one branch. The branch is connected between the positive terminal and the negative terminal of the DC input power supply and comprises a plurality of LED groups, bypass circuits and a constant-current source circuit, wherein each LED group is formed by connecting at least one LED in series, the bypass circuits correspond to the LED groups, input terminals of the bypass circuits are connected with positive poles of the LED groups, output terminals of the bypass circuits are connected with negative poles of the LED groups, a single LED group and a single bypass circuit corresponding to the single LED group form a unit link, a unit link group is formed after a plurality of unit links are connected in series, the unit link group is connected between the positive terminal of the DC input power supply and the input terminal of the constant-current source circuit in a series, the output terminal of the constant-current source circuit is connected with the negative terminal of the DC input power supply, and a control terminal of the bypass circuits is connected with a driving terminal of the constant-current source circuit. The LED driving circuit has the advantages of little linear loss, very high reliability, very simple circuit structure, small size, and capability of being formed through partial or all integration.
Owner:HANGZHOU ZHANSHUN TECH
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