Assignee
PHOTONIC TECH SHANGHAI CO LTD
CN·14 granted patents·27 citations·filing 2017–2025
Top patents by PatentIndex Score
14 records- 0195US11125882B1Laser pulse sampling and detecting circuit, system, and methodPHOTONIC TECH SHANGHAI CO LTD·Filed 2021·Granted Sep 21, 2021·6 cites·20 claims
- 0289US10641823B2Method and apparatus for built-in self-test of CDR and non-CDR components with an on substrate test signal generatorPHOTONIC TECH SHANGHAI CO LTD·Filed 2017·Granted May 5, 2020·5 cites·12 claims
- 0384US10461921B2Apparatus and method for clock recoveryPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Oct 29, 2019·3 cites·17 claims
- 0480US10523412B2Frequency detector, and clock and data recovery circuit including the frequency detectorPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Dec 31, 2019·2 cites·20 claims
- 0580US10511432B2Apparatus and method for clock recovery based on non-non return to zero (non-NRZ) data signalsPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Dec 17, 2019·2 cites·11 claims
- 0678US10491368B2Frequency detector for clock recoveryPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Nov 26, 2019·2 cites·20 claims
- 0777US10523414B2Clock and data recovery circuitPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Dec 31, 2019·2 cites·17 claims
- 0877US10523413B2Non-transitory machine readable medium for clock recoveryPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Dec 31, 2019·2 cites·10 claims
- 0969US11581693B2Pulsed laser driverPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Feb 14, 2023·2 cites·18 claims
- 1064US10715257B1Laser power calibration method, device and systemPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Jul 14, 2020·1 cites·17 claims
- 1146US10749606B2Pulse generation module, and optical communication transmitter system and non-linear equalizing method thereofPHOTONIC TECH (SHANGHAI) CO LTD·Filed 2019·Granted Aug 18, 2020·0 cites·19 claims
- 1245US12323276B1Redriver chip, method, and device for active copper cablePHOTONIC TECH SHANGHAI CO LTD·Filed 2025·Granted Jun 3, 2025·0 cites·20 claims
- 1345US11063790B2Nonlinear receiver, asymmetric decision feedback equalization circuit and methodPHOTONIC TECH SHANGHAI CO LTD·Filed 2020·Granted Jul 13, 2021·0 cites·10 claims
- 1440US10833894B2Hybrid-mode laser drive circuit and optical emitting systemPHOTONIC TECH SHANGHAI CO LTD·Filed 2019·Granted Nov 10, 2020·0 cites·9 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →