Patents by Inventor Junfeng YUAN
Junfeng YUAN 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: 11929368Abstract: An array substrate and a display panel. The array substrate includes a thin film transistor array layer including a driving transistor, a switching transistor, and a capacitor. The driving transistor includes a first active layer, a first gate insulating layer, a first gate, and an insulating dielectric layer sequentially stacked. The switching transistor includes a second active layer, a second gate insulating layer, and a second gate sequentially stacked. The insulating dielectric layer and the second gate insulating layer are located at a same layer. A thickness of the first gate insulating layer is greater than a thickness of the second gate insulating layer. The capacitor includes a first electrode plate and a second electrode plate. The first electrode plate and the first gate are disposed on same layer, and the second electrode plate and the second gate are disposed on same layer.Type: GrantFiled: November 4, 2021Date of Patent: March 12, 2024Assignee: Yungu (Gu'an) Technology Co., Ltd.Inventors: Dongfang Zhao, Kookchul Moon, Junfeng Li, Zhe Du, Yong Ge, Sha Yuan, Lin Xu
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Patent number: 11804674Abstract: A contact module, a female connector and a male connector, wherein the female contact unit of the female connector includes signal contacts arranged in pairs and ground contacts corresponding to the signal contacts, a side surface of each signal contact facing the corresponding ground contact includes a signal contact portion in conductive contact with the signal contact portion of an adapter connector, a side surface of each ground contact facing the corresponding signal contact includes a shielding contact portion in electrical contact with the ground contact of the adapter connector, and a plugging space for plugging the contact module of the adapter connector is between the signal contacts and the ground contacts. The female connector enables the adapted contact unit to be clamped between the corresponding signal contact and the corresponding ground contact to realize corresponding conduction.Type: GrantFiled: July 25, 2019Date of Patent: October 31, 2023Assignees: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTD., NOKIA SHANGHAI BELL CO., LTD.Inventors: Lufei Ma, Junfeng Yuan, Xianjun Pan, Jinhui Fu
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Patent number: 11749257Abstract: A method for evaluating a speech forced alignment model, an electronic device, and a storage medium are provided. The method includes: according to each audio segment in a test set and a text corresponding to each audio segment, acquiring, by using a speech forced alignment model to be evaluated, a phoneme sequence corresponding to each audio segment and a predicted start time and a predicted end time of each phoneme in the phoneme sequence; for each phoneme, obtaining a time accuracy score of the phoneme according to the predicted start time and the predicted end time of the phoneme and a predetermined reference start time and a predetermined reference end time of the phoneme; and determining a time accuracy score of said speech forced alignment model according to the time accuracy score of each phoneme.Type: GrantFiled: March 6, 2023Date of Patent: September 5, 2023Assignee: BEIJING CENTURY TAL EDUCATION TECHNOLOGY CO., LTD.Inventors: Lizhao Guo, Song Yang, Junfeng Yuan
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Patent number: 11695227Abstract: A connector with a tolerance module includes a socket and a plug adapted to the socket, wherein the socket includes a first housing, the plug includes a tolerance module and a third housing, the tolerance module includes a second housing, the second housing includes second contact members, the second housing is movably arranged on the third housing in a direction perpendicular to the axial direction of the connector, and the second contact members are floatingly assembled in the second housing to enable displacement in the direction perpendicular to the axial direction of the connector. The second housing only generates translational motion without displacement when the connector is inserted. The tolerance of the plug and the socket is realized by the floating assembly of the second contact members in the second housing.Type: GrantFiled: July 24, 2019Date of Patent: July 4, 2023Assignee: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTD.Inventors: Junfeng Yuan, Lufei Ma
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Publication number: 20230206902Abstract: A method for evaluating a speech forced alignment model, an electronic device, and a storage medium are provided. The method includes: according to each audio segment in a test set and a text corresponding to each audio segment, acquiring, by using a speech forced alignment model to be evaluated, a phoneme sequence corresponding to each audio segment and a predicted start time and a predicted end time of each phoneme in the phoneme sequence; for each phoneme, obtaining a time accuracy score of the phoneme according to the predicted start time and the predicted end time of the phoneme and a predetermined reference start time and a predetermined reference end time of the phoneme; and determining a time accuracy score of said speech forced alignment model according to the time accuracy score of each phoneme.Type: ApplicationFiled: March 6, 2023Publication date: June 29, 2023Applicant: BEIJING CENTURY TAL EDUCATION TECHNOLOGY CO., LTD.Inventors: Lizhao GUO, Song YANG, Junfeng YUAN
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Patent number: 11495900Abstract: A connector assembly includes an adapter connector and two end-connectors. Each connector includes a high-speed differential area and a low-speed area. The high-speed differential area of each end-connector includes an end differential unit. The high-speed differential area of the adapter connector includes an adapter differential module. Each end differential unit and a corresponding adapter differential unit include a signal contact and a ground shielding member. The plug-in parts of the two end-connectors, which are adapted with the adapter connector, are the same in structure, and of the end differential unit and the adapter differential unit, one is a male unit and the other is a female unit in corresponding plug-in fit. Due to the fact that the plug-in parts of the two end-connectors are the same in structure, when the end-connectors are plugged into the adapter connector, identification can be saved, and blind plugging operation can be directly performed.Type: GrantFiled: July 25, 2019Date of Patent: November 8, 2022Assignees: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTD., NOKIA SHANGHAI BELL CO., LTD.Inventors: Jinhui Fu, Xianjun Pan, Junfeng Yuan, Lufei Ma
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Patent number: 11342716Abstract: A connector includes a housing. The housing includes a plurality of module channels therein and shielding net. A signal transmission module is movably mounted in each of the module channels. The signal transmission module includes an insulator and a signal contact member. The shielding net has a plurality of mesh holes. The signal transmission module includes a shielding ring sleeve segment. A shielding contact is conductively bonded to the shielding ring sleeve segment of a corresponding signal transmission module is respectively provided at each mesh hole of the shielding net. The shielding contact protrudes towards the center of the corresponding mesh hole. A plurality of the shielding contacts corresponding to each mesh hole are circumferentially disposed along the corresponding mesh hole. A shielding elastic sheet is conductively bonded to a shielding ring sleeve on each of the signal transmission modules.Type: GrantFiled: July 24, 2019Date of Patent: May 24, 2022Assignee: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTD.Inventors: Junfeng Yuan, Lufei Ma, Zongwei Li
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Patent number: 11115268Abstract: A method includes performing at least the following operations by one or more processors: receiving a request initiated by a device of a first user for a first service to be provisioned by a first entity, deriving a first user preference data based, at least in part, on a historical interaction information of the first user with a second entity provisioning a second service, and responsive to receiving the request, provisioning an instantiation of the first service, by the first entity, in a manner that is based, at least in part, on the first user preference data.Type: GrantFiled: April 8, 2019Date of Patent: September 7, 2021Assignee: International Business Machines CorporationInventors: Junfeng Yuan, Han Ying Song, Ya Juan Dang, Xiao Wei Hou, Shen Ming Tao
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Publication number: 20210265753Abstract: A connector assembly includes an adapter connector and two end-connectors. Each connector includes a high-speed differential area and a low-speed area. The high-speed differential area of each end-connector includes an end differential unit. The high-speed differential area of the adapter connector includes an adapter differential module. Each end differential unit and a corresponding adapter differential unit include a signal contact and a ground shielding member. The plug-in parts of the two end-connectors, which are adapted with the adapter connector, are the same in structure, and of the end differential unit and the adapter differential unit, one is a male unit and the other is a female unit in corresponding plug-in fit. Due to the fact that the plug-in parts of the two end-connectors are the same in structure, when the end-connectors are plugged into the adapter connector, identification can be saved, and blind plugging operation can be directly performed.Type: ApplicationFiled: July 25, 2019Publication date: August 26, 2021Inventors: Jinhui FU, Xianjun PAN, Junfeng YUAN, Lufei MA
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Publication number: 20210226386Abstract: A contact module, a female connector and a male connector, wherein the female contact unit of the female connector includes signal contacts arranged in pairs and ground contacts arranged corresponding to the signal contacts arranged in pairs. A side surface of each signal contact facing the corresponding ground contact includes a signal contact portion in conductive contact with the signal contact portion of an adapter connector. A side surface of each ground contact facing the corresponding signal contact includes a shielding contact portion in electrical contact with the ground contact of the adapter connector. A plugging space for plugging the contact module of the adapter connector is between the signal contacts and the ground contacts. The female connector enables the adapted contact unit to be clamped between the corresponding signal contact and the corresponding ground contact to realize corresponding conduction.Type: ApplicationFiled: July 25, 2019Publication date: July 22, 2021Inventors: Lufei MA, Junfeng YUAN, Xianjun PAN, Jinhui FU
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Publication number: 20210119388Abstract: A connector includes a housing. The housing includes a plurality of module channels therein and shielding net. A signal transmission module is movably mounted in each of the module channels. The signal transmission module includes an insulator and a signal contact member. The shielding net has a plurality of mesh holes. The signal transmission module includes a shielding ring sleeve segment. A shielding contact is conductively bonded to the shielding ring sleeve segment of a corresponding signal transmission module is respectively provided at each mesh hole of the shielding net. The shielding contact protrudes towards the center of the corresponding mesh hole. A plurality of the shielding contacts corresponding to each mesh hole are circumferentially disposed along the corresponding mesh hole. A shielding elastic sheet is conductively bonded to a shielding ring sleeve on each of the signal transmission modules.Type: ApplicationFiled: July 24, 2019Publication date: April 22, 2021Inventors: Junfeng YUAN, Lufei MA, Zongwei LI
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Publication number: 20210075134Abstract: A connector with a tolerance module includes a socket and a plug adapted to the socket, wherein the socket includes a first housing, the plug includes a tolerance module and a third housing, the tolerance module includes a second housing, the second housing includes second contact members, the second housing is movably arranged on the third housing in a direction perpendicular to the axial direction of the connector, and the second contact members are floatingly assembled in the second housing to enable displacement in the direction perpendicular to the axial direction of the connector. The second housing only generates translational motion without displacement when the connector is inserted. The tolerance of the plug and the socket is realized by the floating assembly of the second contact members in the second housing.Type: ApplicationFiled: July 24, 2019Publication date: March 11, 2021Inventors: Junfeng YUAN, Lufei MA
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Publication number: 20200322214Abstract: A method includes performing at least the following operations by one or more processors: receiving a request initiated by a device of a first user for a first service to be provisioned by a first entity, deriving a first user preference data based, at least in part, on a historical interaction information of the first user with a second entity provisioning a second service, and responsive to receiving the request, provisioning an instantiation of the first service, by the first entity, in a manner that is based, at least in part, on the first user preference data.Type: ApplicationFiled: April 8, 2019Publication date: October 8, 2020Inventors: Junfeng Yuan, Han Ying Song, Ya Juan Dang, Xiao Wei Hou, Shen Ming Tao
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Patent number: 10790620Abstract: A high-speed electrical connector, comprising a signal module (1). The signal module comprises a contact (11). At least one side of the contact is provided with a shield piece (12). The signal module further comprises an insulator (13). The insulator is formed on the contact and the shield piece by means of injection moulding so as to combine the contact and the shield piece together. The insulator of the signal module of the electrical connector is encapsulated on the contact and the shield piece by means of injection moulding. Thus, the degree of stability of the signal module is enhanced, and the problem that a signal module of an existing high-speed electrical connector is easily deformed is solved.Type: GrantFiled: March 21, 2017Date of Patent: September 29, 2020Assignee: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTDInventors: Junfeng Yuan, Dong Li, Guoqi Zhou
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Patent number: 10644454Abstract: A differential connector and a differential pair arrangement structure thereof and a differential connector plug, and relates to the field of electric connectors.Type: GrantFiled: March 21, 2017Date of Patent: May 5, 2020Assignee: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTDInventors: Guoqi Zhou, Lufei Ma, Junfeng Yuan
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Patent number: 10608367Abstract: The present invention relates to the field of connectors, and in particular to an electrical connector and a fixing bending member thereof. The electrical connector includes a contact with a front end being a plugging end and at least two contact mounting plates arranged left and right in parallel and extending along forward and backward directions, and further includes a fixing bending member for fixing the contact mounting plates. The fixing bending member includes a first portion for fixing onto the top of the electrical connector, a second portion for fixing at a tail portion of the electrical connector and a connecting portion connecting the first and second portions. The first portion and the second portion extend toward the same side of the connecting portion. The connecting portion is provided on the top of the electrical connector.Type: GrantFiled: March 21, 2017Date of Patent: March 31, 2020Assignee: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTDInventors: Junfeng Yuan, Min Zhang, Guoqi Zhou
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Patent number: 10396503Abstract: The present invention relates to the field of electrical connectors, and in particular to a differential connector and a housing component thereof. The differential connector comprises a housing component and two or more differential modules. Each differential module comprises an insulator, differential pairs and ground contacts. The housing component comprises a housing. A plugging hole corresponding to a plug-in end of the differential pair is provided on the housing. An end shield corresponding to the plug-in end of the differential pair is provided on the housing. The end shield is provided with a shield groove extending along a plugging direction of the plug-in end of the differential pair. Openings of shield grooves face toward the same direction. The plug-in end of the differential pair is provided in the shield groove so as to be isolated from a plug-in end of an adjacent differential pair of the same differential module.Type: GrantFiled: March 21, 2017Date of Patent: August 27, 2019Assignee: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTDInventors: Junfeng Yuan, Lufei Ma, Guoqi Zhou
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Publication number: 20190260152Abstract: The present invention relates to the field of connectors, and in particular to an electrical connector and a fixing bending member thereof The electrical connector includes a contact with a front end being a plugging end and at least two contact mounting plates arranged left and right in parallel and extending along forward and backward directions, and further includes a fixing bending member for fixing the contact mounting plates. The fixing bending member includes a first portion for fixing onto the top of the electrical connector, a second portion for fixing at a tail portion of the electrical connector and a connecting portion connecting the first and second portions. The first portion and the second portion extend toward the same side of the connecting portion. The connecting portion is provided on the top of the electrical connector.Type: ApplicationFiled: March 21, 2017Publication date: August 22, 2019Applicant: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTDInventors: Junfeng YUAN, Min ZHANG, Guoqi ZHOU
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Publication number: 20190181591Abstract: A differential connector and a differential pair arrangement structure thereof and a differential connector plug, and relates to the field of electric connectors.Type: ApplicationFiled: March 21, 2017Publication date: June 13, 2019Applicant: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTDInventors: Guoqi ZHOU, Lufei MA, Junfeng YUAN
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Publication number: 20190140400Abstract: The present invention relates to the field of electrical connectors, and in particular to a differential connector and a housing component thereof. The differential connector comprises a housing component and two or more differential modules. Each differential module comprises an insulator, differential pairs and ground contacts. The housing component comprises a housing. A plugging hole corresponding to a plug-in end of the differential pair is provided on the housing. An end shield corresponding to the plug-in end of the differential pair is provided on the housing. The end shield is provided with a shield groove extending along a plugging direction of the plug-in end of the differential pair. Openings of shield grooves face toward the same direction. The plug-in end of the differential pair is provided in the shield groove so as to be isolated from a plug-in end of an adjacent differential pair of the same differential module.Type: ApplicationFiled: March 21, 2017Publication date: May 9, 2019Applicant: AVIC JONHON OPTRONIC TECHNOLOGY CO., LTDInventors: Junfeng YUAN, Lufei MA, Guoqi ZHOU