Patents by Inventor Hongxin Liu
Hongxin Liu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230260460Abstract: A pixel circuit for an active matrix organic light emitting diode (AMOLED) and other active matrix displays is disclosed. The pixel circuit is programmed by the voltage supplied through a data line. An electrical current through a light emitting device for a known LED voltage and a pixel current for a pixel programed with a known data signal can be measured by a readout circuit through the data line. A 7T1C implementation enables to pre-charge the drive transistor to a reference voltage in each drive cycle, and to pre-set the light emitting device to a reference voltage prior to emission in each cycle.Type: ApplicationFiled: April 20, 2023Publication date: August 17, 2023Inventors: Arash Moradi, Jafar Talebzadeh, Junhu He, Hongxin Liu, Shuenn-Jiun Tang
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Patent number: 11663975Abstract: A pixel circuit for an active matrix organic light emitting diode (AMOLED) and other active matrix displays is disclosed. The pixel circuit is programmed by the voltage supplied through a data line. An electrical current through a light emitting device for a known LED voltage and a pixel current for a pixel programed with a known data signal can be measured by a readout circuit through the data line. A 7T1C implementation enables to pre-charge the drive transistor to a reference voltage in each drive cycle, and to pre-set the light emitting device to a reference voltage prior to emission in each cycle.Type: GrantFiled: June 20, 2022Date of Patent: May 30, 2023Assignee: Ignis Innovation Inc.Inventors: Arash Moradi, Jafar Talebzadeh, Junhu He, Hongxin Liu, Shuenn-Jiun Tang
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Publication number: 20220320951Abstract: The present disclosure relates to the field of new energy, and provides a motor controller with an annular circuit layout, a drive assembly, and a vehicle. The motor controller includes a laminated busbar assembly and multiple power transistors, wherein the laminated busbar assembly a main circuit board, a positive electrode connection plate, a negative electrode connection plate, and a three-phase connection plate assembly. In the present disclosure, the main circuit board is provided with a connection position in a center thereof, and a control circuit position, a first soldering position, and a second soldering position, which are each annular and arranged around the connection position in sequence, so that connection terminals are centrally arranged, and the central control circuit has a relatively large space. The annular circuit layout improves the structural coordination with the drive assembly.Type: ApplicationFiled: June 6, 2022Publication date: October 6, 2022Inventors: Guibin Jiang, Hongxin Liu, Hongyu Li, Biao Wei, Lixiong Mo
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Publication number: 20220319431Abstract: A pixel circuit for an active matrix organic light emitting diode (AMOLED) and other active matrix displays is disclosed. The pixel circuit is programmed by the voltage supplied through a data line. An electrical current through a light emitting device for a known LED voltage and a pixel current for a pixel programed with a known data signal can be measured by a readout circuit through the data line. A 7T1C implementation enables to pre-charge the drive transistor to a reference voltage in each drive cycle, and to pre-set the light emitting device to a reference voltage prior to emission in each cycle.Type: ApplicationFiled: June 20, 2022Publication date: October 6, 2022Inventors: Arash Moradi, Jafar Talebzadeh, Junhu He, Hongxin Liu, Shuenn-Jiun Tang
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Publication number: 20220311231Abstract: The present disclosure relates to the field of new energy, and provides a laminated busbar assembly, a motor controller, a drive assembly, and a vehicle. The laminated busbar assembly includes a main circuit board, a positive and a negative electrode connection plates, and a three-phase connection plate assembly, which are laminated in sequence. The positive and the negative electrode connection plates, and the three-phase connection plate assembly are each provided with pins arranged circumferentially. The present disclosure designs a laminated arrangement and an annular arrangement of pins, thereby improving the device integration and space utilization, effectively reducing the occupied space, and realizing high integration of the motor controller and the drive assembly.Type: ApplicationFiled: June 6, 2022Publication date: September 29, 2022Inventors: Guibin Jiang, Hongxin Liu, Hongyu Li, Biao Wei, Lixiong Mo
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Publication number: 20220311314Abstract: The present disclosure relates to the field of new energy, and provides a motor controller with capacitors surrounded, a drive assembly, and a vehicle. The motor controller includes multiple capacitors, a main circuit board, a positive electrode connection plate in a form of a bottomed cylinder, and a negative electrode connection plate, wherein the main circuit board is provided with positioning posts with different diameters on a bottom, and outer edges of the positive and the negative electrode connection plates are each circumferentially provided with multiple pins. The multiple capacitors are arranged in a device accommodating space, the positioning posts and the negative electrode connection plate facilitate a stable connection of the capacitors, and the laminated assembly is simple.Type: ApplicationFiled: June 6, 2022Publication date: September 29, 2022Inventors: Guibin Jiang, Hongxin Liu, Hongyu Li, Biao Wei, Lixiong Mo
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Publication number: 20220311307Abstract: The present disclosure relates to the field of new energy, and provides a three-phase terminal block, a drive assembly, and a vehicle. The three-phase terminal block includes a cylindrical terminal block body and three single-phase terminals each arranged along an axial direction of the terminal block body, wherein the single-phase terminals each are provided with a first terminal portion and a second terminal portion on two ends. The three single-phase terminals are arranged at an outer circumference of the terminal block body to connect terminals of a stator correspondingly, thereby optimizing the wiring layout. In addition, the space formed by the three single-phase terminals can accommodate components, thereby improving the compactness of the structure layout.Type: ApplicationFiled: June 6, 2022Publication date: September 29, 2022Inventors: Guibin Jiang, Hongxin Liu, Hongyu Li, Biao Wei, Lixiong Mo
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Publication number: 20220302794Abstract: The present disclosure relates to the field of new energy, and provides a drive assembly with a motor controller and a vehicle including the same. A cylindrical housing is provided therein with a chamber, a partition wall provided on an inner wall of the housing divides the chamber into a motor mounting chamber and a controller mounting chamber. The present disclosure utilizes a space at a rear end in an axial direction of a motor, and designs a partition wall and a bearing, such that a rotor is rotatably provided in a motor mounting chamber and a motor controller is provided in a controller mounting chamber. The present disclosure designs a drive assembly with a motor controller at a rear end in the axial direction, thereby improving the device integration and space utilization, effectively reducing the occupied space, and realizing high integration of the motor controller and the drive assembly.Type: ApplicationFiled: June 6, 2022Publication date: September 22, 2022Inventors: Guibin Jiang, Hongxin Liu, Hongyu Li, Biao Wei, Lixiong Mo
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Publication number: 20220302792Abstract: The present disclosure relates to the field of new energy, and provides a drive assembly with annularly arranged power transistors and a vehicle including the same. The drive assembly includes a housing, a motor controller, a rotor, and a stator, wherein an outer wall of the housing is provided with a liquid cooling channel including a motor cooling groove located on an outer wall of a motor mounting chamber and a controller cooling groove located on an outer wall of a controller mounting chamber that communicate with each other, the motor controller includes a circuit board assembly and multiple power transistors, and the multiple power transistors are provided at an outer circumference of the circuit board assembly, and are electrically connected with the circuit board assembly. The multiple power transistors are evenly distributed circumferentially, thereby realizing integrated liquid cooling and improving heat dissipation efficiency.Type: ApplicationFiled: June 6, 2022Publication date: September 22, 2022Inventors: Guibin Jiang, Hongxin Liu, Hongyu Li, Biao Wei, Lixiong Mo
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Patent number: 11404004Abstract: A pixel circuit for an active matrix organic light emitting diode (AMOLED) and other active matrix displays is disclosed. The pixel circuit is programmed by the voltage supplied through a data line. An electrical current through a light emitting device for a known LED voltage and a pixel current for a pixel programed with a known data signal can be measured by a readout circuit through the data line. A 7T1C implementation enables to pre-charge the drive transistor to a reference voltage in each drive cycle, and to pre-set the light emitting device to a reference voltage prior to emission in each cycle.Type: GrantFiled: September 10, 2020Date of Patent: August 2, 2022Assignee: Ignis Innovation Inc.Inventors: Arash Moradi, Jafar Talebzadeh, Junhu He, Hongxin Liu, Shuenn-Jiun Tang
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Patent number: 11237198Abstract: An EMC test system for a rotating load includes a shielded chamber, a rotating load, a first connecting shaft, a compressor, a fluid pipeline, a fluid motor, a second connecting shaft and a motor load. The rotating load, the first connecting shaft and the compressor are arranged inside the shielded chamber. The fluid motor, the second connecting shaft and the motor load are arranged outside the shielded chamber. The rotating load is connected to the compressor through the first connecting shaft. The compressor is connected to the fluid motor through the fluid pipeline. The fluid motor is connected to the motor load through the second connecting shaft. The fluid pipeline passes through the shielded chamber. The compressor is employed such that energy is transferred to the outdoors through the transmission of fluid, and then converted into electric energy.Type: GrantFiled: April 17, 2019Date of Patent: February 1, 2022Assignee: ZHUHAI EMPOWER ELECTRIC CO., LTD.Inventors: Hongxin Liu, Hongyu Li
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Publication number: 20210080496Abstract: An EMC test system for a rotating load includes a shielded chamber, a rotating load, a first connecting shaft, a compressor, a fluid pipeline, a fluid motor, a second connecting shaft and a motor load. The rotating load, the first connecting shaft and the compressor are arranged inside the shielded chamber. The fluid motor, the second connecting shaft and the motor load are arranged outside the shielded chamber. The rotating load is connected to the compressor through the first connecting shaft. The compressor is connected to the fluid motor through the fluid pipeline. The fluid motor is connected to the motor load through the second connecting shaft. The fluid pipeline passes through the shielded chamber. The compressor is employed such that energy is transferred to the outdoors through the transmission of fluid, and then converted into electric energy.Type: ApplicationFiled: April 17, 2019Publication date: March 18, 2021Applicant: ZHUHAI ENPOWER ELECTRIC CO., LTD.Inventors: Hongxin LIU, Hongyu LI
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Patent number: 10943540Abstract: Display systems including novel Active Matrix Organic Light Emitting Diode (AMOLED) displays with controllable pixel-driver connections and the measuring of pixel voltage or current while controlling the controllable pixel-driver connections are disclosed. A single driver node is connected to a first node of a pixel, while a second connection from the single driver node to a second node of the pixel is disconnected using at least one peripheral controllable switch.Type: GrantFiled: April 11, 2019Date of Patent: March 9, 2021Assignee: Ignis Innovation Inc.Inventors: Qing Jiang, Junhu He, Hongxin Liu, Shuenn-Jiun Tang, Jafar Talebzadeh
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Patent number: 10906860Abstract: A method for synthesizing a chiral ?-hydroxy acid ester compound is disclosed. The method includes the steps of: using an aldehyde compound and a monoalkyl malonate as raw materials, using a metal and a chiral ligand as a catalyst to make the raw materials be directly and fully reacted in an organic solvent and form a reaction solution, and separating and purifying the reaction solution to obtain the highly stereoselective ?-hydroxy acid ester compound. The beneficial effects are mainly embodied in: 1. simple operation; 2. rapidly constructing a highly stereoselective ?-hydroxy acid ester skeleton structure molecule; 3. high reaction yield and good stereoselectivity. Therefore, the invention has high basic research significance, industrial production value and social economic benefit.Type: GrantFiled: December 4, 2019Date of Patent: February 2, 2021Assignee: WENZHOU UNIVERSITYInventors: Jun Jiang, Hongxin Liu, Na Wang, Juan Li
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Publication number: 20200410938Abstract: A pixel circuit for an active matrix organic light emitting diode (AMOLED) and other active matrix displays is disclosed. The pixel circuit is programmed by the voltage supplied through a data line. An electrical current through a light emitting device for a known LED voltage and a pixel current for a pixel programed with a known data signal can be measured by a readout circuit through the data line. A 7T1C implementation enables to pre-charge the drive transistor to a reference voltage in each drive cycle, and to pre-set the light emitting device to a reference voltage prior to emission in each cycle.Type: ApplicationFiled: September 10, 2020Publication date: December 31, 2020Inventors: Arash Moradi, Jafar Talebzadeh, Junhu He, Hongxin Liu, Shuenn-Jiun Tang
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Patent number: 10803804Abstract: A pixel circuit for an active matrix organic light emitting diode (AMOLED) and other active matrix displays is disclosed. The pixel circuit is programmed by the voltage supplied through a data line. An electrical current through a light emitting device for a known LED voltage and a pixel current for a pixel programmed with a known data signal can be measured by a readout circuit through the data line. A 7T1C implementation enables to pre-charge the drive transistor to a reference voltage in each drive cycle, and to pre-set the light emitting device to a reference voltage prior to emission in each cycle.Type: GrantFiled: October 17, 2018Date of Patent: October 13, 2020Assignee: Ignis Innovation Inc.Inventors: Arash Moradi, Jafar Talebzadeh, Junhu He, Hongxin Liu, Shuenn-Jiun Tang
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Publication number: 20200190013Abstract: A method for synthesizing a chiral ?-hydroxy acid ester compound is disclosed. The method includes the steps of: using an aldehyde compound and a monoalkyl malonate as raw materials, using a metal and a chiral ligand as a catalyst to make the raw materials be directly and fully reacted in an organic solvent and form a reaction solution, and separating and purifying the reaction solution to obtain the highly stereoselective ?-hydroxy acid ester compound. The beneficial effects are mainly embodied in: 1. simple operation; 2. rapidly constructing a highly stereoselective ?-hydroxy acid ester skeleton structure molecule; 3. high reaction yield and good stereoselectivity. Therefore, the invention has high basic research significance, industrial production value and social economic benefit.Type: ApplicationFiled: December 4, 2019Publication date: June 18, 2020Inventors: Jun Jiang, Hongxin Liu, Na Wang, Juan Li
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Patent number: 10657895Abstract: What is disclosed are systems and methods of compensation of images produced by active matrix light emitting diode device (AMOLED) and other emissive displays. Anomalies in luminance produced by pixel circuits and bias currents produced by current biasing circuits for driving current biased voltage programmed pixels are corrected through calibration and compensation while re-using existing data or other lines that can be controlled individually to perform said calibration and compensation.Type: GrantFiled: October 30, 2017Date of Patent: May 19, 2020Assignee: Ignis Innovation Inc.Inventors: Gholamreza Chaji, Yaser Azizi, Arash Moradi, Hongxin Liu
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Publication number: 20190318692Abstract: Display systems including novel Active Matrix Organic Light Emitting Diode (AMOLED) displays with controllable pixel-driver connections and the measuring of pixel voltage or current while controlling the controllable pixel-driver connections are disclosed. A single driver node is connected to a first node of a pixel, while a second connection from the single driver node to a second node of the pixel is disconnected using at least one peripheral controllable switch.Type: ApplicationFiled: April 11, 2019Publication date: October 17, 2019Inventors: Qing Jiang, Junhu He, Hongxin Liu, Shuenn-Jiun Tang, Jafar Talebzadeh
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Publication number: 20190114970Abstract: A pixel circuit for an active matrix organic light emitting diode (AMOLED) and other active matrix displays is disclosed. The pixel circuit is programmed by the voltage supplied through a data line. An electrical current through a light emitting device for a known LED voltage and a pixel current for a pixel programed with a known data signal can be measured by a readout circuit through the data line. A 7T1C implementation enables to pre-charge the drive transistor to a reference voltage in each drive cycle, and to pre-set the light emitting device to a reference voltage prior to emission in each cycle.Type: ApplicationFiled: October 17, 2018Publication date: April 18, 2019Inventors: Arash Moradi, Jafar Talebzadeh, Junhu He, Hongxin Liu, Shuenn-Jiun Tang