Patents by Inventor Lei Ding

Lei Ding 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).

  • Patent number: 10450163
    Abstract: An elevator interactive terminal and an elevator interactive system. The elevator interactive system of the present invention comprises an elevator interactive terminal, configured with a social communication media module, wherein a user is registered as a first registered user in the social communication media module; and a server coupled to a communication bus of an elevator system, configured with the social communication media module and to register an elevator as the second registered user in the social communication media module, wherein, based on the social communication media module, interactive communication is performed between the first registered user on the elevator interactive terminal corresponding to the user and the second registered user on the server corresponding to the elevator.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: October 22, 2019
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Dan Qing Sha, Murilo Bonilha, Yi Lin Chen, Jin Lei Ding, Jing Long Zhang, Ke Yang
  • Publication number: 20190251164
    Abstract: A method, an apparatus and an electronic device for performing entity linking, and a non-transitory computer-readable recording medium are provided. The method includes constructing training data including a plurality of sets of labeled data using an existing unambiguous entity database where unambiguous entities corresponding to respective entity words are stored, each set of the labeled data including a text having an entity word and an unambiguous entity linked with the entity word; training an unambiguous entity recognition model whose output is a matching probability between an entity word in a text and an unambiguous entity using the training data; and inputting a text having an entity word to be recognized into the unambiguous entity recognition model, and determining an unambiguous entity linked with the entity word to be recognized based on an output result of the unambiguous entity recognition model.
    Type: Application
    Filed: January 8, 2019
    Publication date: August 15, 2019
    Applicant: Ricoh Company, Ltd.
    Inventors: Lei DING, Yixuan TONG, Bin DONG, Shanshan JIANG, Yongwei ZHANG
  • Patent number: 10374386
    Abstract: A chip may include a first substantially planar isolation layer with a first surface and a second surface opposite the first surface. The chip may include a first substantially planar conduction layer with a first surface positioned adjacent to the second surface of the first isolation layer and a second surface opposite the first surface. The chip may include a second substantially planar isolation layer with a first surface positioned adjacent to the second surface of the first conduction layer and a second surface opposite the first surface. The chip may include a second conduction layer etched on the second surface of the second isolation layer. The second conduction layer may include an anode trace, a cathode trace, and an optical transmitter positioned on the cathode trace. The chip may include one or more vias through the second isolation layer electrically coupling the anode trace with the first conduction layer.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: August 6, 2019
    Assignee: FINISAR CORPORATION
    Inventors: Jianwei Mu, Frank Lei Ding, Tao Wu, Hongyu Deng, Maziar Amirkiai
  • Patent number: 10333356
    Abstract: An electronic business card information exchange method and device are provided in the present invention. The electronic business card exchange is achieved by way of by way of receiving by a first terminal in a power-off state an induced electric energy provided by a second terminal, sending by the first terminal the first electronic business card information stored locally to the second terminal under the driving of the induced electric energy, then receiving and storing second electronic business card information written by the second terminal. The technical problem in the prior art that the electronic business card information exchange can not be achieved when one of two terminals is in a power-off state is solved.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: June 25, 2019
    Assignee: ORA INC.
    Inventors: Lei Ding, Jiajia Han, Huan Liu, Yongwei Wang, Jianguo Wu, Ye Zhao
  • Patent number: 10320919
    Abstract: A method for generating identification information is disclosed including: when a terminal receiving a data acquisition instruction from a server, and then collecting data according to the data acquisition instruction; storing the data, and updating the data to the server to enable the server to issue a rule of generating identification information, to generate the identification information of the terminal; storing the identification information of the terminal that could be used as current identification information when install application action is detected. A device for generating identification information having the same is disclosed. The rule of generating identification information issued by the server and the data collected by the terminal are invariant, and hence the obtained identification information is invariant, ensuring the stability of generating identification information.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: June 11, 2019
    Assignee: PING AN TECHNOLOGY (SHENZHEN) CO., LTD.
    Inventor: Lei Ding
  • Publication number: 20190173438
    Abstract: A first branch group circuit includes a first branch circuit receiving a first RF input signal and first control information; and a second branch circuit receiving the first input signal and second control information. Each of the first and second branch circuits includes a power amplifier. The second control information enables the second branch circuit to be switched on or off while the first branch circuit remains on. A second branch group circuit includes: a third branch circuit receiving a second RF input signal and third control information; and a fourth branch circuit receiving the second input signal and fourth control information. Each of the third and fourth branch circuits includes a power amplifier. The fourth control information enables the fourth branch circuit to be switched on or off while the third branch circuit remains on. A combiner combines output signals of the power amplifiers to produce an output signal.
    Type: Application
    Filed: January 28, 2019
    Publication date: June 6, 2019
    Inventors: Aritra Banerjee, Rahmi Hezar, Lei Ding, Nathan Richard Schemm
  • Publication number: 20190144888
    Abstract: Provided herein are CRISPR/Cas9 complexes and method of using same.
    Type: Application
    Filed: June 17, 2016
    Publication date: May 16, 2019
    Inventors: Tim Townes, Lei Ding, Chia-Wei Chang
  • Patent number: 10254659
    Abstract: An exposure apparatus includes a carrying device and a UV light generation device that irradiate a transparent substrate positioned on the carrying device. The carrying device includes a base, a linear electric machine, an exposure table, and a pneumatic lift device that is arranged between the exposure table and the base and supports the exposure table on the base. A stator of the linear electric machine is fixed to the base, and a rotor of the linear electric machine is fixedly coupled to the exposure table. The linear electric machine drives the exposure table to move relative to the base. A method for exposure of a transparent substrate is also provided. The linear electric machine only needs to drive the movement of the exposure table thereby helping increase exposure speed and exposure accuracy. The pneumatic lift device provides an additional function of cushioning.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: April 9, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventor: Lei Ding
  • Patent number: 10250192
    Abstract: An outphasing amplifier includes a first class-E power amplifier having an output coupled to a first conductor and an input receiving a first RF drive signal. A first reactive element is coupled between the first conductor and a second conductor. A second reactive element is coupled between the second conductor and a third conductor. A second class-E power amplifier includes an output coupled to a fourth conductor and an input coupled to a second RF drive signal, a third reactive element coupled between the second and fourth conductors. Outputs of the first and second power amplifiers are combined by the first, second and third reactive elements to produce an output current in a load. An efficiency enhancement circuit is coupled between the first and fourth conductors to improve power efficiency at back-off power levels. Power enhancement circuits are coupled to the first and fourth conductors, respectively.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: April 2, 2019
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Aritra Banerjee, Joonhoi Hur, Baher Haroun, Nathan Richard Schemm, Rahmi Hezar, Lei Ding
  • Publication number: 20190094696
    Abstract: An exposure apparatus includes a carrying device and a UV light generation device that irradiate a transparent substrate positioned on the carrying device. The carrying device includes a base, a linear electric machine, an exposure table, and a pneumatic lift device that is arranged between the exposure table and the base and supports the exposure table on the base. A stator of the linear electric machine is fixed to the base, and a rotor of the linear electric machine is fixedly coupled to the exposure table. The linear electric machine drives the exposure table to move relative to the base. A method for exposure of a transparent substrate is also provided. The linear electric machine only needs to drive the movement of the exposure table thereby helping increase exposure speed and exposure accuracy. The pneumatic lift device provides an additional function of cushioning.
    Type: Application
    Filed: October 18, 2017
    Publication date: March 28, 2019
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Lei DING
  • Patent number: 10241836
    Abstract: According to examples of the present disclosure, a method is provided to perform resource management in a virtualized computing environment. The method may comprise monitoring multiple first virtual machines to update a status of each first virtual machine based on a resource consumption level of resources allocated to the first virtual machine. The method may further comprise: in response to receiving a request to allocate resources to a second virtual machine, selecting at least one of the multiple first virtual machines with an inactive status to satisfy the request. Resources allocated to the selected at least one of the multiple first virtual machines may then be released and reallocated to the second virtual machine.
    Type: Grant
    Filed: June 11, 2014
    Date of Patent: March 26, 2019
    Assignee: VMWARE, INC.
    Inventors: Luo Bai, Lei Ding, Yifeng Mao, QingChao Gong, Lei Zhang
  • Publication number: 20190068135
    Abstract: A circuit includes an amplifier to amplify an input signal and generate an output signal. The circuit also includes a tuning network to tune frequency response of the amplifier. The tuning network includes at least one tunable capacitor, which includes at least one micro-electro mechanical system (MEMS) capacitor. The amplifier could include a first die, the at least one MEMS capacitor could include a second die, and the first die and the second die could be integrated in a single package. The at least one MEMS capacitor could include a MEMS superstructure over a control structure, which is to control the MEMS superstructure and tune the capacitance of the at least one MEMS capacitor.
    Type: Application
    Filed: October 29, 2018
    Publication date: February 28, 2019
    Inventors: Aritra Banerjee, Nathan R. Schemm, Rahmi Hezar, Lei Ding, Baher Haroun
  • Publication number: 20190047019
    Abstract: An ultrasonic detection circuit includes a transmitter circuit that provides excitation signals to an ultrasonic transducer during an excitation interval. A control circuit includes a port to receive a command. The control circuit controls the frequency and the duty cycle of the excitation signals of the transmitter circuit during the excitation interval. The control circuit generates a first excitation signal sequence of the excitation interval followed by a first monitoring period to receive a first echo signal in response to the command. The control circuit generates a second excitation signal sequence of the excitation interval followed by a second monitoring period to receive a second echo signal in response to the command. The control circuit outputs results via the port based on at least one of the first or second echo signals received.
    Type: Application
    Filed: August 11, 2017
    Publication date: February 14, 2019
    Inventors: LEI DING, SRINATH MATHUR RAMASWAMY, BAHER HAROUN
  • Patent number: 10205617
    Abstract: For crest factor reduction in a first signal having first and second components, the first component is delayed. A second signal is generated in response to detecting that a peak in the first component exceeds a predetermined threshold. Amplitude of the peak in the first component is reduced in response to detecting that the peak in the first component exceeds the predetermined threshold. Reducing amplitude of the peak in the first component includes adding the second signal to the delayed first component.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: February 12, 2019
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Lei Ding, Rahmi Hezar, Zigang Yang
  • Publication number: 20190032089
    Abstract: Provided herein are CRIS-PR/Cas9 complexes and methods of using same.
    Type: Application
    Filed: June 17, 2016
    Publication date: January 31, 2019
    Inventors: Tim Townes, Lei Ding, Chia-Wei Chang
  • Publication number: 20190033434
    Abstract: An ultrasonic detection circuit includes a transmitter circuit that provides excitation signals to a terminal of an ultrasonic transducer to drive the ultrasonic transducer during an excitation interval. The excitation signals provided during the excitation interval include a first excitation signal at a first resonant frequency of the ultrasonic transducer followed by a second excitation signal at a second resonant frequency of the ultrasonic transducer. The first resonant frequency is different from the second resonant frequency.
    Type: Application
    Filed: July 26, 2017
    Publication date: January 31, 2019
    Inventors: LEI DING, SRINATH MATHUR RAMASWAMY
  • Patent number: 10193508
    Abstract: A multi-level, multi-branch outphasing amplifier (20-1) includes a first branch group circuit (22-1) including a first branch circuit (11) receiving a first RF input signal (S1(t)) and first control information (S11_Ctrl=VDD) and a second branch circuit (12) receiving the first input signal and second control information (S12_Ctrl). Each of the first (11) and second (12) branch circuits includes a power amplifier. The second control information enables the second branch circuit to be switched on or off while the first branch circuit (12) remains on. A second branch group circuit (22-2) includes a third branch circuit (21) receiving a second RF input signal (S2(t)) and third control information (S21_Ctrl=VDD) and a fourth branch circuit (22) receiving the second input signal (S2(t)) and fourth control information (S22_Ctrl). Each of the third and fourth branch circuits includes a power amplifier.
    Type: Grant
    Filed: April 17, 2014
    Date of Patent: January 29, 2019
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Aritra Banerjee, Rahmi Hezar, Lei Ding, Nathan Richard Schemm
  • Publication number: 20190025591
    Abstract: The application discloses a smart user experience apparatus and a smart helmet, and the smart user experience apparatus includes a display device and a watching device, and further includes: a detecting device, located on the side of the watching device facing the experiencing user, configured to detect diopters of eyes of an experiencing user; and a vision correction device, located on the side of the watching device facing the experiencing user, connected with the detecting device, and configured to compensate for the vision of the experiencing user according to the diopters detected by the detecting device, so visions of experiencing users with the different visions can be, compensated differently for, so that a nearsighted or farsighted experiencing user can see a clear image during watching even without wearing his or her glasses, thus eliminating his or her feeling of a pressure on his or her eyes while the experiencing user is wearing his or her glasses as in the prior art.
    Type: Application
    Filed: September 15, 2017
    Publication date: January 24, 2019
    Inventors: Ning Wang, Lei Ding, Pan Guo, Wei Li, Yanqing Chen
  • Publication number: 20180364341
    Abstract: A circuit includes an ultrasonic transducer having a first terminal and a second terminal. The first terminal receives an electrical drive signal and excites the ultrasonic transducer during an excitation interval to provide an ultrasound signal. The first terminal also provides an electrical receive signal in response to the ultrasonic transducer receiving a reflected ultrasound signal. The circuit includes a capacitor having one terminal connected to the first terminal of the ultrasonic transducer. A resistor is connected to another terminal of the capacitor to form a resistor-capacitor (RC) network. At least one of resistor and the capacitor have a variable resistance or capacitance value that is set to tune the RC network to mitigate ringing of the ultrasonic transducer following the excitation interval.
    Type: Application
    Filed: June 19, 2017
    Publication date: December 20, 2018
    Inventors: LEI DING, SRINATH MATHUR RAMASWAMY
  • Publication number: 20180341863
    Abstract: Knowledge graph processing method and device are disclosed. The method includes steps of obtaining an entity set containing a first entity, a second entity, and relation information; acquiring text information and image information related to the first entity and the second entity; generating a first structural information vector of the first entity and a second structural information vector of the second entity, and creating a first text information vector of the first entity, a first image information vector of the first entity, a second text information vector of the second entity, and a second image information vector of the second entity; and building a joint loss function so as to attain a first target vector of the first entity, a second target vector of the second entity, and a target relation vector of the relation information between the first entity and the second entity.
    Type: Application
    Filed: March 13, 2018
    Publication date: November 29, 2018
    Applicant: Ricoh Company, Ltd.
    Inventors: Lei Ding, Yixuan Tong, Bin Dong, Shanshan Jiang, Yongwei Zhang