Si-En Technology (Xiamen) Limited

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Xiamen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Noise reduction circuit for matrix LED driver
- Patent number 11,576,240
- Issue date Feb 7, 2023
- SI EN TECHNOLOGY (XIAMEN) LIMITED
- Kewei Ying
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power transistor overcurrent protection circuit
- Patent number 11,115,018
- Issue date Sep 7, 2021
- SI EN TECHNOLOGY (XIAMEN) LIMITED
- Kewei Ying
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spread spectrum clock generating system
- Patent number 11,061,430
- Issue date Jul 13, 2021
- SI EN TECHNOLOGY (XIAMEN) LIMITED
- Tsen-Shau Yang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low power consumption LED constant current drive circuit
- Patent number 10,993,300
- Issue date Apr 27, 2021
- SI EN TECHNOLOGY (XIAMEN) LIMITED
- Dongshi Zhao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PWM signal generation and error calibration circuit
- Patent number 10,931,265
- Issue date Feb 23, 2021
- SI EN TECHNOLOGY (XIAMEN) LIMITED
- Dongshi Zhao
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low-radiation interference, high-efficiency, high-linearity, and hi...
- Patent number 10,666,210
- Issue date May 26, 2020
- SI-EN TECHNOLOGY (XIAMEN) LIMITED
- Chunhui Ye
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
PWM signal control circuit for driving chip and LED driving chip fo...
- Patent number 10,470,265
- Issue date Nov 5, 2019
- SI-EN TECHNOLOGY (XIAMEN) LIMITED
- Dongshi Zhao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED dimming load sudden change suppression circuit
- Patent number 10,470,266
- Issue date Nov 5, 2019
- SI-EN TECHNOLOGY (XIAMEN) LIMITED
- Yunfeng Li
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED driver chip for car reading light and state control method thereof
- Patent number 9,815,403
- Issue date Nov 14, 2017
- SI-EN TECHNOLOGY (XIAMEN) LIMITED
- Dongshi Zhao
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Current clamp circuit based on BCD technology
- Patent number 9,755,427
- Issue date Sep 5, 2017
- SI-EN TECHNOLOGY (XIAMEN) LIMITED
- Yunfeng Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
LED scanning array driver chip and regulation method capable of sel...
- Patent number 9,736,901
- Issue date Aug 15, 2017
- SI-EN TECHNOLOGY (XIAMEN) LIMITED
- Dongshi Zhao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for compensating timing errors of real-time clocks
- Patent number 9,304,498
- Issue date Apr 5, 2016
- SI-EN TECHNOLOGY LIMITED
- Dongshi Zhou
- G04 - HOROLOGY
Information Patent Grant
Control device for use with switching converters
- Patent number 9,276,459
- Issue date Mar 1, 2016
- Si-En Technology (Xiamen) Limited
- Chao Wu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC COMPENSATION METHOD BASED ON TEMPERATURE CHARACTERISTICS...
- Publication number 20230422369
- Publication date Dec 28, 2023
- SI EN TECHNOLOGY (XIAMEN) LIMITED
- YunFeng LI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
NOISE REDUCTION CIRCUIT FOR MATRIX LED DRIVER
- Publication number 20230007749
- Publication date Jan 5, 2023
- Si-En Technology (Xiamen) Limited
- Kewei Ying
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PWM SIGNAL GENERATION AND ERROR CALIBRATION CIRCUIT
- Publication number 20210058072
- Publication date Feb 25, 2021
- Si-En Technology (Xiamen) Limited
- Dongshi Zhao
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
LOW-RADIATION INTERFERENCE, HIGH-EFFICIENCY, HIGH-LINEARITY, AND HI...
- Publication number 20190149113
- Publication date May 16, 2019
- Si-En Technology (Xiamen) Limited
- Chunhui Ye
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
LED DRIVER CHIP FOR CAR READING LIGHT AND STATE CONTROL METHOD THEREOF
- Publication number 20170197545
- Publication date Jul 13, 2017
- Si-En Technology (Xiamen) Limited
- Dongshi Zhao
- B60 - VEHICLES IN GENERAL
Information Patent Application
LED SCANNING ARRAY DRIVER CHIP AND REGULATION METHOD CAPABLE OF SEL...
- Publication number 20170111969
- Publication date Apr 20, 2017
- Si-En Technology (Xiamen) Limited
- Dongshi Zhao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CURRENT CLAMP CIRCUIT BASED ON BCD TECHNOLOGY
- Publication number 20160241019
- Publication date Aug 18, 2016
- Si-En Technology (Xiamen) Limited
- Yunfeng Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR COMPENSATING TIMING ERRORS OF REAL-TIME CLOCKS
- Publication number 20150124918
- Publication date May 7, 2015
- SI-EN TECHNOLOGY LIMITED
- Dongshi ZHAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONTROL DEVICE FOR USE WITH SWITCHING CONVERTERS
- Publication number 20140355316
- Publication date Dec 4, 2014
- Si-En Technology (Xiamen) Limited
- Chao WU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Si-En Technology (Xiamen) Limited

Organization

Patents Grantslast 30 patents

Noise reduction circuit for matrix LED driver

Power transistor overcurrent protection circuit

Spread spectrum clock generating system

Low power consumption LED constant current drive circuit

PWM signal generation and error calibration circuit

Low-radiation interference, high-efficiency, high-linearity, and hi...

PWM signal control circuit for driving chip and LED driving chip fo...

LED dimming load sudden change suppression circuit

LED driver chip for car reading light and state control method thereof

Current clamp circuit based on BCD technology

LED scanning array driver chip and regulation method capable of sel...

Method for compensating timing errors of real-time clocks

Control device for use with switching converters

Patents Applicationslast 30 patents

AUTOMATIC COMPENSATION METHOD BASED ON TEMPERATURE CHARACTERISTICS...

NOISE REDUCTION CIRCUIT FOR MATRIX LED DRIVER

PWM SIGNAL GENERATION AND ERROR CALIBRATION CIRCUIT

LOW-RADIATION INTERFERENCE, HIGH-EFFICIENCY, HIGH-LINEARITY, AND HI...

LED DRIVER CHIP FOR CAR READING LIGHT AND STATE CONTROL METHOD THEREOF

LED SCANNING ARRAY DRIVER CHIP AND REGULATION METHOD CAPABLE OF SEL...

CURRENT CLAMP CIRCUIT BASED ON BCD TECHNOLOGY

METHOD FOR COMPENSATING TIMING ERRORS OF REAL-TIME CLOCKS

CONTROL DEVICE FOR USE WITH SWITCHING CONVERTERS

Trademarklast 30 trademarks