A method of detecting a fault in a protected line in a power transmission system
US-2026098888-A1 · Apr 9, 2026 · US
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using phase sequence analysing arrangements
using phase sequence analysing arrangements · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02H3/405 |
| Official title | {using phase sequence analysing arrangements} |
| Display label | using phase sequence analysing arrangements |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Distance protection for an electrical power system based on adapted apparent impedance
US-2026039106-A1 · Feb 5, 2026 · US
Method of determining line fault of power system
US-12326469-B2 · Jun 10, 2025 · US
Distance protection of a transmission line
US-2025038519-A1 · Jan 30, 2025 · US
Fault location detection in tapped power distribution lines
US-2025012839-A1 · Jan 9, 2025 · US
Method of determining line fault of power system
US-2023236235-A1 · Jul 27, 2023 · US
Distribution fault location using graph neural network with both node and link attributes
US-11674994-B2 · Jun 13, 2023 · US
Time domain distance protection based on polarity comparison for power transmission lines
US-11435411-B2 · Sep 6, 2022 · US
Distribution Fault Location Using Graph Neural Network with both Node and Link Attributes
US-2022268827-A1 · Aug 25, 2022 · US
Self-adaptive Positive-sequence Current Quick-break Protection Method for Petal-shaped Power Distribution Network Trunk Line
US-2022021202-A1 · Jan 20, 2022 · US
Time Domain Distance Protection Based on Polarity Comparison for Power Transmission Lines
US-2020319262-A1 · Oct 8, 2020 · US
Fault location detection and distance protection apparatus and associated method
US-10746779-B2 · Aug 18, 2020 · US
Systems and methods for identifying faulted segments in multiphase power networks
US-10514412-B2 · Dec 24, 2019 · US
Voltage based method for fault identification in a transmission line apparatus thereof
US-10416221-B2 · Sep 17, 2019 · US
Electrical fault location determination in a distribution system based on phasor information
US-10401417-B2 · Sep 3, 2019 · US
Fault location detection and distance protection apparatus and associated method
US-2018284180-A1 · Oct 4, 2018 · US
Systems and methods for identifying faulted segments in multiphase power networks
US-2016282397-A1 · Sep 29, 2016 · US