Patents by Inventor Wenwei Li
Wenwei Li 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: 20220279111Abstract: The application provides a network camera, a video monitoring system and a method. The network camera comprises: an image sensor, a processor, a memory and a network communication interface; the processor is configured for matching a current image acquired by the image sensor with an image stored in a second storage unit of the memory, so as to obtain a similarity value representing a matching result, and storing an image satisfying a similarity condition in another storage unit of the network camera, reducing the difficulty of image comparison and improving the accuracy of the comparison result.Type: ApplicationFiled: August 14, 2020Publication date: September 1, 2022Applicant: Hangzhou Hikvision Digital Technology Co., Ltd.Inventors: Wenwei LI, Peng XU
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Patent number: 11431201Abstract: Techniques for improving efficiency of wireless power transfer to shunt-based receiver are provided. In an example, techniques can optimize wireless power transfer by comparing instantaneous peak voltage of a transmit coil of a wireless power transmitter to an average peak voltage of the transmit coil, and then, based on the comparison, adjust a setpoint of the wireless power transmitter to a more efficient level.Type: GrantFiled: April 24, 2020Date of Patent: August 30, 2022Assignee: Analog Devices International Unlimited CompanyInventors: Wenwei Li, Eko Lisuwandi, Brian James Shaffer
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Patent number: 11421365Abstract: The present disclosure discloses a control method of a multi-drum washing machine. The control method includes setting an oscillating program in the multi-drum washing machine. The oscillating program is a program in which oscillation generated by at least one washing device is used as an oscillating source to drive washing water and laundries in another at least one washing device to generate an interaction and achieve a washing effect. When at least one washing device oscillates, another at least one washing device and washing water and laundries in the washing device are driven to oscillate; and the vibration or jumping of the washing water in a drum is used to realize a function of soft washing of laundries and solve the problem of washing damage to soft laundries due to agitating type washing or beating type washing.Type: GrantFiled: December 21, 2017Date of Patent: August 23, 2022Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Wenwei Li, Jun Wu, Rongshuai Cai, Haibo Wang, Guangfeng Wang, Yubao Wang, Guanghui Pan
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Patent number: 11390976Abstract: Provided are a water drainage valve for a double drum washing machine and a double drum washing machine using the water drainage valve. The water drainage valve includes a first water drainage valve body connected to a first outer drum and a second water drainage valve body connected to a second outer drum, and valve plugs disposed within water drainage valve bodies. The valve plugs include a first valve plug inside the first water drainage valve body and a second valve plug inside the second water drainage valve body, and a drive assembly connected to the first valve plug and the second valve plug. The drive assembly is configured to drive the first valve plug to move to control the first water drainage valve body to open or close and drive the second valve plug to move to control the second water drainage valve body to open or close. And the first water drainage valve body is in a closed state when the second water drainage valve body is in an open state.Type: GrantFiled: April 12, 2018Date of Patent: July 19, 2022Assignee: CHONGQING HAIER ROLLER WASHING MACHINE CO., LTDInventors: Wenwei Li, Xiao Ning, Xinguo Tian, Fazhu Liu
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Patent number: 11377770Abstract: A washing machine has a remote control function, and the control method comprises: after a washing procedure is finished, judging whether a remote control function is in an open state. If the judgment is yes, controlling a lock to keep a locked state, and executing a standby process for a time duration of t1, and if the judgment is no, controlling the lock to open, and executing a standby process for a time duration of t2, wherein t1?t2; preferably, t1>t2. After a washing procedure is finished, the waiting time of a washing machine when the remote control function is in an open state is longer than the waiting time of a washing machine when the remote control function is in a closed state, thereby effectively preventing a remote controller from missing further control of a washing machine in a standby process.Type: GrantFiled: March 8, 2018Date of Patent: July 5, 2022Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng Xu, Zhenxing Huang, Wenwei Li, Jun Wu
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Publication number: 20220090310Abstract: The present disclosure discloses a washing additive automatic delivery device and a drum washing machine. The drum washing machine comprises a box, a container for accommodating washing additive and a mounting part for holding the container, wherein the box includes a mounting base, the mounting part is arranged on the mounting base, and the container is arranged in the mounting part in a detachable manner. In the present disclosure, the mounting part is arranged on the mounting base, to save the upper space of a washing machine and increase the capacity of the container, moreover, the container is convenient for supplement of washing additive or the container can be taken out to supplement the washing additive.Type: ApplicationFiled: March 5, 2019Publication date: March 24, 2022Applicants: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD., HAIER SMART HOME CO., LTD.Inventors: Wenwei LI, Benfu XING, Xinhua ZHANG, Rongshuai CAI, Zhiwei ZHAO
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Patent number: 11261553Abstract: A method for terminating remote control over a washing machine wherein when shutdown control over the washing machine is triggered, the washing machine sends an instruction to terminate a channel between the washing machine and a mobile terminal connected with the washing machine, and shuts down. The shutdown control is triggered in a short-range or remote manner. By this method a termination instruction is sent before the washing machine shuts down to terminate a channel between the washing machine and the mobile terminal, it is ensured that the channel between the washing machine and a mobile terminal has already been cut off before the washing machine shuts down, such that the washing machine is no longer controlled by the mobile terminal connected with the washing machine the last time when being turned on next time, for improving security of washing machine control.Type: GrantFiled: March 23, 2018Date of Patent: March 1, 2022Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng Xu, Zhenxing Huang, Wenwei Li, Jun Wu
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Patent number: 11236452Abstract: A double-drum washing machine comprises a first outer drum and a second outer drum which are respectively provided with a drum inside, wherein the second outer drum is provided with a connecting part which protrudes out of a surface of the second outer drum and which is molded integrally, the connecting part extends towards the first outer drum along a radial direction from the surface of the second outer drum, and an end part of the connecting part is in detachable connection with the first outer drum. Double drums of the double-drum washing machine are connected to be almost integrated, therefore, auxiliary fixed parts are reduced, and the connection between double drums is more stable, reliable and more compact, the vibration of the double-drum washing machine is effectively reduced during operation, the noise pollution of the double-drum washing machine is reduced, and additional counterweight is not required.Type: GrantFiled: June 14, 2018Date of Patent: February 1, 2022Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Wenwei Li, Jinkai Wang, Xiao Ning, Xinguo Tian, Chongchao Duan
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Publication number: 20220004748Abstract: The embodiments of the present application provide a method, apparatus and system for video display and a camera. The camera includes one wide-field lens assembly and a wide-field sensor corresponding to the wide-field lens assembly; at least one narrow-field lens assembly and narrow-field sensor corresponding to the narrow-field lens assembly, wherein an angle of view of the wide-field lens assembly is greater than an angle of view of the narrow-field lens assembly, and for a same target, a definition of the wide-field sensor is smaller than that of the narrow-field sensor; and a processor configured for performing human body analysis on the wide-field image and performing face analysis, head and shoulder analysis or human body analysis on at least one frame of narrow-field image. The technical solution provided by the embodiments of the present application can reduce the workload of installing and adjusting the cameras during monitoring, the performance requirements for the server, and monitoring costs.Type: ApplicationFiled: January 16, 2020Publication date: January 6, 2022Applicant: Hangzhou Hikvision Digital Technology Co., Ltd.Inventor: Wenwei LI
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Patent number: 11208749Abstract: A washing machine control method is provided. A washing machine has a remote control function. After the washing machine is powered off and then restarted, the remote control function is controlled to be enabled/disabled according to an unlocked/locked state of a door lock. The washing machine control method is applicable to the field of Internet of Things (Internet of Things) washing machines, and may effectively guarantee the safety of an Internet of Things washing machine in remote control and avoid occurrence of safety accidents. Meanwhile, a washing machine using the washing machine control method is further disclosed.Type: GrantFiled: April 11, 2018Date of Patent: December 28, 2021Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng Xu, Zhenxing Huang, Wenwei Li, Jun Wu, Hai Shu
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Patent number: 11198965Abstract: A remote control method for a washing machine includes the following steps: establishing, between a mobile terminal and the washing machine, a control channel used to transmit a control instruction and a status feedback channel used to transmit a working status of the washing machine; obtaining status information of the washing machine; and when the status information does not match preset information by which the mobile terminal remotely controls the washing machine, cutting off the control channel, and maintaining the status feedback channel. When the washing machine is remotely controlled by the mobile terminal, corresponding state conditions are controlled in a centralized manner, preset information by which the mobile terminal is allowed to remotely control the washing machine is formed, and then it is determined whether real-time status information of the washing machine matches the preset information, so that safety of the remote control method is improved.Type: GrantFiled: February 9, 2018Date of Patent: December 14, 2021Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng Xu, Zhenxing Huang, Wenwei Li, Jun Wu
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Publication number: 20210332520Abstract: A washing machine has a remote control function, and the control method comprises: after a washing procedure is finished, judging whether a remote control function is in an open state. If the judgment is yes, controlling a lock to keep a locked state, and executing a standby process for a time duration of t1, and if the judgment is no, controlling the lock to open, and executing a standby process for a time duration of t2, wherein t1?t2; preferably, t1>t2. After a washing procedure is finished, the waiting time of a washing machine when the remote control function is in an open state is longer than the waiting time of a washing machine when the remote control function is in a closed state, thereby effectively preventing a remote controller from missing further control of a washing machine in a standby process.Type: ApplicationFiled: March 8, 2018Publication date: October 28, 2021Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng XU, Zhenxing HUANG, Wenwei LI, Jun WU
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Patent number: 11149373Abstract: A remote control method for a washing machine, includes the following steps: between a mobile terminal and the washing machine, a control channel configured to transmit a control instruction and a status feedback channel configured to transmit a working status of the washing machine are established; whether the washing machine is triggered is detected; and if yes, the control channel is cut off, and the status feedback channel is maintained; and if not, the control channel and the status feedback channel are maintained. After a triggering operation is directly performed on the washing machine, the control channel is cut off, that is, remote control of the mobile terminal is cut off, and only a user near the washing machine controls and operates the washing machine, which ensures the running safety of the washing machine.Type: GrantFiled: February 9, 2018Date of Patent: October 19, 2021Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng Xu, Zhenxing Huang, Wenwei Li, Jun Wu
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Publication number: 20210277577Abstract: A multi-drum washing machine comprises at least two sets of heating devices, and at least two detection units which are correspondingly connected with the heating devices. Each detection unit is used for detecting heating information of the corresponding heating device and controlling at least one other heating device to be turned on/off according to the heating information. The heating control system of the multi-drum washing machine solves the problem that it is difficult to detect heating devices in a multi-drum washing machine, thus increasing the calculation burden of a processor. The disclosure realizes real-time detection of the heating devices through simple detection circuit hardware connection on a circuit of each heating device. The circuits are detected by using connection structures of circuit hardware, thereby saving cost, improving the sensitivity of the detection circuits and prolonging the service life of the processor of the multi-drum washing machine.Type: ApplicationFiled: December 21, 2017Publication date: September 9, 2021Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Wenwei LI, Jun WU, Haibo WANG, Guangfeng WANG, Yubao WANG, Guanghui PAN
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Publication number: 20210189625Abstract: A remote control method for a washing machine includes the following steps: a status feedback channel that is between the washing machine and a mobile terminal and that is configured to transmit a working status of the washing machine is established; a control request sent by the mobile terminal is received by the washing machine; and after an activation key disposed on the washing machine is activated, a control channel between the washing machine and the mobile terminal, configured to transmit a control instruction, is established. The remote control method solves the safety problem of the remote control of the washing machine. The control channel between the washing machine and the mobile terminal can be established only when a person ensures that the washing machine is in a safe state, and further triggers the activation key, thereby implementing remote control of the washing machine.Type: ApplicationFiled: February 9, 2018Publication date: June 24, 2021Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng XU, Zhenxing HUANG, Wenwei LI, Jun WU
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Publication number: 20210148029Abstract: A clothing treating device, including a clothes dryer, a washing machine, and a drying system. The drying system includes a switching apparatus, and the drying system may generate drying air flow. The drying air flow may be selectively delivered to the clothes dryer or the washing machine by means of switching the state of the switching apparatus. Therefore, the clothing treating device may dry clothing within the clothes dryer and the washing machine by way of the drying system, thereby improving user experience.Type: ApplicationFiled: May 14, 2018Publication date: May 20, 2021Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Peishi LV, Wenwei LI, Jinkai WANG, Benfu XING, Jihui PAN, Yuanyuan CHANG
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Publication number: 20210148030Abstract: Laundry treating equipment comprises a first laundry treating apparatus and a drying system. The first laundry treating apparatus includes a first laundry treating drum. The drying system includes a driving apparatus driving the first laundry treating drum to rotate, a drying component used for producing a drying airflow, and a drying airflow circulating apparatus being driven by the driving apparatus. The drying airflow circulating apparatus is used for delivering the drying airflow into the first laundry treating drum. The driving apparatus is connected to the first laundry treating drum via a clutch apparatus so as to selectively rotate with the first laundry treating drum. With the described structure provided, the laundry treating equipment allows a drying drum to rotate or be stationary via the clutch apparatus, thus facilitating the sharing of the drying system.Type: ApplicationFiled: May 10, 2018Publication date: May 20, 2021Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Peishi LV, Wenwei LI, Benfu XING, Jinkai WANG, Jihui PAN, Yuanyuan CHANG
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Publication number: 20210131010Abstract: A remote control method for a washing machine, includes the following steps: between a mobile terminal and the washing machine, a control channel configured to transmit a control instruction and a status feedback channel configured to transmit a working status of the washing machine are established; whether the washing machine is triggered is detected; and if yes, the control channel is cut off, and the status feedback channel is maintained; and if not, the control channel and the status feedback channel are maintained. After a triggering operation is directly performed on the washing machine, the control channel is cut off, that is, remote control of the mobile terminal is cut off, and only a user near the washing machine controls and operates the washing machine, which ensures the running safety of the washing machine.Type: ApplicationFiled: February 9, 2018Publication date: May 6, 2021Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng XU, Zhenxing HUANG, Wenwei LI, Jun WU
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Publication number: 20210131009Abstract: A remote control method for a washing machine includes the following steps: establishing, between a mobile terminal and the washing machine, a control channel used to transmit a control instruction and a status feedback channel used to transmit a working status of the washing machine; obtaining status information of the washing machine; and when the status information does not match preset information by which the mobile terminal remotely controls the washing machine, cutting off the control channel, and maintaining the status feedback channel. When the washing machine is remotely controlled by the mobile terminal, corresponding state conditions are controlled in a centralized manner, preset information by which the mobile terminal is allowed to remotely control the washing machine is formed, and then it is determined whether real-time status information of the washing machine matches the preset information, so that safety of the remote control method is improved.Type: ApplicationFiled: February 9, 2018Publication date: May 6, 2021Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.Inventors: Sheng XU, Zhenxing HUANG, Wenwei LI, Jun WU
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Publication number: 20210131021Abstract: The present invention belongs to the field of laundry processing devices, and in particular relates to a supporting component and a laundry processing device provided with the supporting component. The supporting component is configured to support a drum component of the laundry processing device, and includes first supporting pieces and second supporting pieces, wherein the second supporting pieces support the drum component in a contacting manner, the first supporting pieces and the drum component are arranged at intervals, and at least one of the first supporting pieces is arranged above the drum component. The present invention has the beneficial effect that through setting first supporting pieces above the drum component, when the drum component performs upward eccentric movement, the first supporting pieces above the drum component support the drum component in a contacting manner, to correct the deviation of the drum component.Type: ApplicationFiled: March 15, 2019Publication date: May 6, 2021Applicants: Qingdao Haier Drum Washing Machine Co., Ltd., Haier Smart Home Co., Ltd.Inventors: Shaolei YI, Zhiwei ZHAO, Benfu XING, Wenwei LI, Leilei AI