Patents by Inventor Stephen Yang
Stephen Yang 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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Patent number: 12240321Abstract: A disconnectable differential assembly has a reduced axial length and a side gear disconnectable from an axle shaft via a clutch unit. Various components of the disconnect mechanism are axially aligned and concentric to reduce the axial length. An output hub splined on the axle shaft and is actuatable, via an axially shiftable armature, into toothed engagement with the side gear via respective axially extending teeth. The output hub and armature include radially extending flanges that are axially adjacent and radially aligned with the teeth so that force is transmitted to the teeth at the same diameter. A thrust bearing is disposed between the flanges so that the output hub rotates relative to the armature. The side gear is supported for rotation on the axle shaft, and a bearing is disposed radially therebetween to improve radial alignment of the second side gear with the output hub.Type: GrantFiled: April 13, 2022Date of Patent: March 4, 2025Assignee: Magna Powertrain, Inc.Inventors: Dusan Milacic, Sean Steele, Myron Samila, Stephen Yang, David Gelfand
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Publication number: 20240198794Abstract: A disconnectable differential assembly has a reduced axial length and a side gear disconnectable from an axle shaft via a clutch unit. Various components of the disconnect mechanism are axially aligned and concentric to reduce the axial length. An output hub splined on the axle shaft and is actuatable, via an axially shiftable armature, into toothed engagement with the side gear via respective axially extending teeth. The output hub and armature include radially extending flanges that are axially adjacent and radially aligned with the teeth so that force is transmitted to the teeth at the same diameter. A thrust bearing is disposed between the flanges so that the output hub rotates relative to the armature. The side gear is supported for rotation on the axle shaft, and a bearing is disposed radially therebetween to improve radial alignment of the second side gear with the output hub.Type: ApplicationFiled: April 13, 2022Publication date: June 20, 2024Inventors: Dusan Milacic, Sean Steele, Myron Samila, Stephen Yang, David Gelfand
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Publication number: 20230406097Abstract: The present disclosure is directed to electric vehicles and electric powertrains for such electric vehicles. The electric powertrain in configured to include an electric motor and disconnectable differential assembly arranged for transmitting the motive power generated by the electric motor to a pair of ground-engaging wheels. The disconnectable differential assembly includes a power transfer mechanism driven by the electric motor, a differential mechanism interconnected to the pair of ground-engaging wheels, and a power-operated disconnect mechanism for selectively coupling and uncoupling the power transfer mechanism and the differential mechanism.Type: ApplicationFiled: November 22, 2021Publication date: December 21, 2023Inventor: Stephen Yang
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Patent number: 11841082Abstract: A locking pawl arrangement with a motion compliance mechanism for use with various automotive devices having a rotating hub with a plurality of teeth. There is provided a pawl that is moveable between a disengaged position wherein the pawl is not engaged with the rotating hub, an engaged positioned where the pawl is engaged with the hub and an intermediate position that is between the disengaged position and engaged position. A locking cam is in contact with the pawl and moves between a disengaged position, an engaged position, and an intermediate position against the pawl. There is further provided an actuator that is engageable with the locking cam. The actuator moves between a retracted position and an extended position, thereby causing the locking cam to move the pawl between the intermediate position, disengaged position and engaged position.Type: GrantFiled: May 6, 2020Date of Patent: December 12, 2023Assignee: Magna Powertrain Inc.Inventors: Tak Man Loui, Adrian Cioc, Romulus Crisan, Stephen Yang, Dusan Milacic, Sean Steele, Myron Samila
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Publication number: 20220186831Abstract: A locking pawl arrangement with a motion compliance mechanism for use with various automotive devices having a rotating hub with a plurality of teeth. There is provided a pawl that is moveable between a disengaged position wherein the pawl is not engaged with the rotating hub, an engaged positioned where the pawl is engaged with the hub and an intermediate position that is between the disengaged position and engaged position. A locking cam is in contact with the pawl and moves between a disengaged position, an engaged position, and an intermediate position against the pawl. There is further provided an actuator that is engageable with the locking cam. The actuator moves between a retracted position and an extended position, thereby causing the locking cam to move the pawl between the intermediate position, disengaged position and engaged position.Type: ApplicationFiled: May 6, 2020Publication date: June 16, 2022Applicant: Magna Powertrain Inc.Inventors: Tak Man LOUI, Adrian CIOC, Romulus CRISAN, Stephen YANG, Dusan MILACIC, Sean STEELE, Myron SAMILA
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Patent number: 11078969Abstract: A controllable one-way clutch assembly having an actuator module with a direct action configuration provided between a linearly-moveable actuation component of a power-operated actuator and a pivotably moveable locking element. In particular, the actuator module is equipped with a solenoid having an energizeable coil assembly, a linearly-moveable plunger having a tip portion, a strut moveable in response to energization of the coil assembly from a released position to a locked position due to engagement with the tip portion of the plunger, and a strut biasing arrangement biasing the strut toward its released position. In addition, various strut/actuator interface arrangements are provided between the tip of the plunger of the solenoid actuator and the strut to control movement of the strut between its released and locked positions.Type: GrantFiled: January 16, 2019Date of Patent: August 3, 2021Assignee: MAGNA POWERTRAIN INC.Inventors: Adrian Cioc, Stephen Yang
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Patent number: 10859125Abstract: A controllable one-way clutch assembly having a clutch module and an actuator module mounted to a first clutch member of the clutch module. The actuator module includes an electromagnetic actuator equipped with an energizeable coil assembly, a strut moveable in response to energization of the coil assembly from a released position to a locked position with respect to ratchet teeth formed on a second clutch member of the clutch module, and a strut spring biasing the strut toward its released position. The strut spring is configured to provide an anti-tilting feature.Type: GrantFiled: January 16, 2019Date of Patent: December 8, 2020Assignee: MAGNA POWERTRAIN INC.Inventors: Adrian Cioc, Stephen Yang
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Publication number: 20190226534Abstract: A controllable one-way clutch assembly having an actuator module with a direct action configuration provided between a linearly-moveable actuation component of a power-operated actuator and a pivotably moveable locking element. In particular, the actuator module is equipped with a solenoid having an energizeable coil assembly, a linearly-moveable plunger having a tip portion, a strut moveable in response to energization of the coil assembly from a released position to a locked position due to engagement with the tip portion of the plunger, and a strut biasing arrangement biasing the strut toward its released position. In addition, various strut/actuator interface arrangements are provided between the tip of the plunger of the solenoid actuator and the strut to control movement of the strut between its released and locked positions.Type: ApplicationFiled: January 16, 2019Publication date: July 25, 2019Inventors: Adrian CIOC, Stephen YANG
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Publication number: 20190226533Abstract: A controllable one-way clutch assembly having a clutch module and an actuator module mounted to a first clutch member of the clutch module. The actuator module includes an electromagnetic actuator equipped with an energizeable coil assembly, a strut moveable in response to energization of the coil assembly from a released position to a locked position with respect to ratchet teeth formed on a second clutch member of the clutch module, and a strut spring biasing the strut toward its released position. The strut spring is configured to provide an anti-tilting feature.Type: ApplicationFiled: January 16, 2019Publication date: July 25, 2019Inventors: Adrian CIOC, Stephen YANG
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Publication number: 20130193040Abstract: Systems for automated capture and recovery of oil from oil-contaminated water and solids are disclosed. In some embodiments, the systems include the following: a plurality of automated robotic oil recovery units; a plurality of deployable oil collection membranes positioned within each of the units, each of the membranes including an upper half including a material impermeable to both water and crude oil and a lower half including a semi-permeable hydrophilic membrane that is permeable to water but impermeable to crude oil; and a high pressure carbon dioxide oil solids separation unit for separating oil from oil-contaminated solids thereby producing substantially oil-free solids and an oil and carbon dioxide mixture; a solids separation unit for the separating substantially oil-free solids from the oil and carbon dioxide mixture via gravity separation; and an oil separation unit for separating oil from the oil and carbon dioxide mixture using a pressure swing.Type: ApplicationFiled: August 7, 2012Publication date: August 1, 2013Inventors: Ah-Hyung Alissa Park, Dolly Shin, Laura Bendernagel, Justin Chow, Stephen Yang
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Patent number: 7768710Abstract: An optical film has symmetrical arrangement light-collecting units. The light-collecting units can be extended for several times. The light-collecting unit has apex angles and base angles with different degrees. Thus, a uniform luminous flux and a good light intensity are obtained for the optical film.Type: GrantFiled: July 31, 2008Date of Patent: August 3, 2010Assignee: Gigastorage CorporationInventors: Stephen Yang, Tsung-Shien Tsai
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Publication number: 20090059382Abstract: An optical film has symmetrical arrangement light-collecting units. The light-collecting units can be extended for several times. The light-collecting unit has apex angles and base angles with different degrees. Thus, a uniform luminous flux and a good light intensity are obtained for the optical film.Type: ApplicationFiled: July 31, 2008Publication date: March 5, 2009Applicant: GIGASTORAGE CORPORATIONInventors: Stephen YANG, Tsung-Shien Tsai
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Publication number: 20080301545Abstract: According to the present invention, there is provided a novel method and system for supporting dynamic Web content adaptation in the mobile Internet, while retaining the semantic coherence of the site's original contents. This is accomplished by analyzing, processing, and displaying web content using several algorithms. While the preferred embodiment of the present invention is for use in a mobile Internet setting, the method and system of the present invention can be applied and customized for use in a broad range of settings and applications involving information layout adaptation and presentation across multiple platforms and devices.Type: ApplicationFiled: May 30, 2008Publication date: December 4, 2008Inventors: Jia Zhang, Stephen Yang
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Publication number: 20080014149Abstract: The present invention is directed to detectable compositions and methods for making and using such compositions. Detectable compositions comprise detectable constructs comprising a detectable agent. Due to the actions of a specific bioactivity in vivo or in vitro, the detectable construct is altered in some manner so that the detectable agent is detected. The present invention provides diagnostic imaging agents such as for MRI and optical imaging, which are used for sensitive detection of a specific bioactivity within a tissue. The present invention comprises methods and compositions for biocleavable or biodegradable compositions for carrying and releasing active agents for therapeutic or other medical uses. The methods and compositions of the present invention further comprise micelle compositions. The active agents of the present invention may comprise drugs, vaccines, and imaging agents.Type: ApplicationFiled: April 13, 2005Publication date: January 17, 2008Inventors: Niren Murthy, Jihua Hao, Amy Guinn, Stephen Yang, Michael Hefferman, Bali Pulendran
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Patent number: 7209533Abstract: The present invention prevents the DLL from locking into the wrong phase, harmonic lock and hang. The detection is independent of temperature, voltage and process that the DLL is running. Including these mechanisms in the DLL design, the operating frequency range of the DLL can be extended significantly. Also many design blocks in the main loop can be reused for these additional circuitries, the design time of this DLL is much faster than to design a whole new hang or harmonic lock prevention circuitries.Type: GrantFiled: May 13, 2003Date of Patent: April 24, 2007Assignee: National Semiconductor CorporationInventors: Hai Nguyen, Yu-Sheng (Stephen) Yang, Vuong Le
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Patent number: 6731206Abstract: A voice system for announcing the type of failure when the basic input/output system (BIOS) program in the computer discovers an error during start-up. The voice system includes a pre-recorded voice integrated circuit and a voice output device. The BIOS program tests a plurality of peripheral devices. When errors are found in any peripheral device, a warning signal is sent to the pre-recorded voice integrated circuit. A corresponding error signal message is looked up in the pre-recorded voice integrated circuit and then the error signal message is transferred to the voice output device. A verbal failure message is announced through the voice output device. The error signal message includes all kinds of failures recorded in voice data format.Type: GrantFiled: December 28, 2001Date of Patent: May 4, 2004Assignee: First International Computer Inc.Inventors: Stephen Yang, Chung-Fu Tsai, Wen-Bin Liu
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Publication number: 20030227862Abstract: The present invention provides a rewritable compact disk (CD-RW) having determining function for record data comprising a transparent substrate, a recording layer, a reflection layer, a protection layer, and a labeling layer, the improvement includes an uncovered scale portion located in said labeling layer for determining record data of said CD-RW from a side of said labeling layer.Type: ApplicationFiled: June 5, 2002Publication date: December 11, 2003Applicant: GIGASTORAGE CORPORATIONInventor: Stephen Yang
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Publication number: 20030126425Abstract: A voice system for announcing the type of failure when the basic input/output system (BIOS) program in the computer discovers an error during start-up. The voice system includes a pre-recorded voice integrated circuit and a voice output device. The BIOS program tests a plurality of peripheral devices. When errors are found in any peripheral device, a warning signal is sent to the pre-recorded voice integrated circuit. A corresponding error signal message is looked up in the pre-recorded voice integrated circuit and then the error signal message is transferred to the voice output device. A verbal failure message is announced through the voice output device. The error signal message includes all kinds of failures recorded in voice data format.Type: ApplicationFiled: December 28, 2001Publication date: July 3, 2003Inventors: Stephen Yang, Chung-Fu Tsai, Wen-Bin Liu