Patents by Inventor Dong Yu

Dong Yu 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).

  • Antenna and Mobile Terminal
    Publication number: 20210050659
    Abstract: An antenna includes a first radiator and a first capacitor structure. A first end of the first radiator is electrically connected to a signal feed end of a printed circuit board by means of the first capacitor structure, and a second end of the first radiator is electrically connected to a ground end of the printed circuit board. The first radiator, the first capacitor structure, the signal feed end, and the ground end form a first antenna configured to produce a first resonance frequency. An electrical length of the first radiator is greater than one eighth of a wavelength corresponding to the first resonance frequency, and the electrical length of the first radiator is less than a quarter of the wavelength corresponding to the first resonance frequency.
    Type: Application
    Filed: November 2, 2020
    Publication date: February 18, 2021
    Inventors: Dong Yu, Hanyang Wang, Jianming Li
  • Best path change rate for unsupervised language model weight selection
    Patent number: 10923117
    Abstract: A method for selecting an optimal language model weight (LMW) used to perform automatic speech recognition, including decoding test audio into a lattice using a language model; analyzing the lattice using a first LMW of a plurality of LMWs to determine a first plurality of best paths; analyzing the lattice using a second LMW of the plurality of LMWs to determine a second plurality of best paths; determining a first best path change rate (BCPR) corresponding to the first LMW based on a number of best path changes between the first plurality of best paths and the second plurality of best paths; and determining the first LMW to be the optimal LMW based on the first BCPR being a lowest BCPR from among a plurality of BCPRs corresponding to the plurality of LMWs.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: February 16, 2021
    Assignee: TENCENT AMERICA LLC
    Inventors: Peidong Wang, Jia Cui, Chao Weng, Dong Yu
  • SPEECH RECOGNITION METHOD AND APPARATUS, AND METHOD AND APPARATUS FOR TRAINING SPEECH RECOGNITION MODEL
    Publication number: 20210043190
    Abstract: A speech recognition method, a speech recognition apparatus, and a method and an apparatus for training a speech recognition model are provided. The speech recognition method includes: recognizing a target word speech from a hybrid speech, and obtaining, as an anchor extraction feature of a target speech, an anchor extraction feature of the target word speech based on the target word speech; obtaining a mask of the target speech according to the anchor extraction feature of the target speech; and recognizing the target speech according to the mask of the target speech.
    Type: Application
    Filed: October 22, 2020
    Publication date: February 11, 2021
    Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Jun WANG, Dan SU, Dong YU
  • DISTRIBUTION FROM MULTIPLE SERVERS TO MULTIPLE NODES
    Publication number: 20210042048
    Abstract: The embodiments of the present disclosure disclose a computer-implemented method, a system, and a computer program product for distributing data on multiple servers to multiple nodes in a cluster. In the method, each of M servers is instructed to divide data thereon into N data segments. M and N are integers greater than one. The M servers are instructed to send N×M data segments on the M servers to N nodes in a cluster concurrently. For each of the M servers, the N data segments are sent respectively to the N nodes. When any given node in the cluster receives a data piece of a data segment from a server of the M servers, the given node is instructed to transmit the received data piece to remaining nodes in the cluster other than the given node.
    Type: Application
    Filed: August 6, 2019
    Publication date: February 11, 2021
    Inventors: Xu Zhao, Guang Ya Liu, Guang Han Sui, Long Long Cao, Dong Yu
  • Antenna and Mobile Terminal
    Publication number: 20210036431
    Abstract: An antenna and a mobile terminal are provided. The antenna includes a plurality of antenna units arranged in an array, and each antenna unit includes a first radiating element and a second radiating element, where the first radiating element includes a first slot disposed on a metal layer, the second radiating element includes at least one radiating stub, and the first radiating element is coupled to the at least one radiating stub. In any two adjacent antenna units, a feeder of one antenna unit is connected to a first radiating element of the antenna unit, and a feeder of the other antenna unit is connected to a second radiating element of the antenna unit. In the technical solution, feeders of adjacent antenna units are directly connected to different first radiating elements and second radiating elements.
    Type: Application
    Filed: April 25, 2018
    Publication date: February 4, 2021
    Inventors: Pengfei Wu, Hanyang Wang, Chien-Ming Lee, Dong Yu, Jiaqing You
  • MULTI-BAND ANTENNA AND MOBILE TERMINAL
    Publication number: 20210021034
    Abstract: This application provides a multi-band antenna. The antenna includes a feeder and a radiating element connected to the feeder, and further includes: a first notch structure, where the first notch structure is located on a side of the radiating element and is coupled to the radiating element; and a second notch structure, where the second notch structure is located on a side of the first notch structure and far from the radiating element, and an end that is of the second notch structure and that is far from the radiating element is grounded. The first notch structure may be selectively connected to the ground or to the second notch structure, the first notch structure may be connected to the second notch structure in some embodiments using a first tuning device.
    Type: Application
    Filed: December 26, 2018
    Publication date: January 21, 2021
    Inventors: Liang XUE, Dong YU, Lijun YING, Meng HOU, Jiaqing YOU
  • DISTRIBUTED AND COLLABORATIVE ANALYTICS OF ENCRYPTED DATA USING DEEP POLYNOMIAL NETWORKS
    Publication number: 20210014039
    Abstract: This disclosure relates to a cloud-local joint or collaborative data analytics framework that provides data analytics models trained and hosted in backend servers for processing data items preprocessed and encrypted by remote terminal devices. The data analytics models are configured to generate encrypted output data items that are then communicated to the local terminal devices for decryption and post-processing. This framework functions without exposing decryption keys of the local terminal devices to the backend servers and the communication network. The encryption/decryption and data analytics in the backend servers are configured to process and communicate data items efficiently to provide real-time or near real-time system response to requests for data analytics from the remote terminal devices.
    Type: Application
    Filed: July 8, 2019
    Publication date: January 14, 2021
    Applicant: Tencent America LLC
    Inventors: Shixiong ZHANG, Dong YU
  • MULTI-PERSON SPEECH SEPARATION METHOD AND APPARATUS
    Publication number: 20210005216
    Abstract: A multi-person speech separation method is provided for a terminal. The method includes extracting a hybrid speech feature from a hybrid speech signal requiring separation, N human voices being mixed in the hybrid speech signal, N being a positive integer greater than or equal to 2; extracting a masking coefficient of the hybrid speech feature by using a generative adversarial network (GAN) model, to obtain a masking matrix corresponding to the N human voices, wherein the GAN model comprises a generative network model and an adversarial network model; and performing a speech separation on the masking matrix corresponding to the N human voices and the hybrid speech signal by using the GAN model, and outputting N separated speech signals corresponding to the N human voices.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 7, 2021
    Inventors: Lianwu CHEN, Meng YU, Yanmin QIAN, Dan SU, Dong YU
  • ARTIFICIAL TOOTH MOLDING APPARATUS AND METHOD
    Publication number: 20200390530
    Abstract: An artificial tooth molding apparatus comprises: a calculation control unit (10) configured to calculate and convert 3D graphic data (D_g) required for a process of molding an artificial tooth into continuous tomographic data (D_1) and to output the tomographic data (D_1); an elevation means (20) configured to form the artificial tooth (T); a tank (30) containing the ceramic mixture solution (S) provided for immersion of the formation stage (22) of the elevation means (20); an irradiation means (40) configured to irradiate the formation stage (22) with ultraviolet rays; and a filter part (50) configured to filter an ultraviolet irradiation area irradiated with the ultraviolet rays.
    Type: Application
    Filed: April 7, 2018
    Publication date: December 17, 2020
    Inventor: Hag Dong YU
  • Assignment of semantic labels to a sequence of words using neural network architectures
    Patent number: 10867597
    Abstract: Technologies pertaining to slot filling are described herein. A deep neural network, a recurrent neural network, and/or a spatio-temporally deep neural network are configured to assign labels to words in a word sequence set forth in natural language. At least one label is a semantic label that is assigned to at least one word in the word sequence.
    Type: Grant
    Filed: September 2, 2013
    Date of Patent: December 15, 2020
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Anoop Deoras, Kaisheng Yao, Xiaodong He, Li Deng, Geoffrey Gerson Zweig, Ruhi Sarikaya, Dong Yu, Mei-Yuh Hwang, Gregoire Mesnil
  • Large margin training for attention-based end-to-end speech recognition
    Patent number: 10861441
    Abstract: A method of attention-based end-to-end (E2E) automatic speech recognition (ASR) training, includes performing cross-entropy training of a model, based on one or more input features of a speech signal, performing beam searching of the model of which the cross-entropy training is performed, to generate an n-best hypotheses list of output hypotheses, and determining a one-best hypothesis among the generated n-best hypotheses list. The method further includes determining a character-based gradient and a word-based gradient, based on the model of which the cross-entropy training is performed and a loss function in which a distance between a reference sequence and the determined one-best hypothesis is maximized, and performing backpropagation of the determined character-based gradient and the determined word-based gradient to the model, to update the model.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: December 8, 2020
    Assignee: TENCENT AMERICA LLC
    Inventors: Peidong Wang, Jia Cui, Chao Weng, Dong Yu
  • VOICE SYNTHESIS METHOD, MODEL TRAINING METHOD, DEVICE AND COMPUTER DEVICE
    Publication number: 20200380949
    Abstract: This application relates to a speech synthesis method and apparatus, a model training method and apparatus, and a computer device. The method includes: obtaining to-be-processed linguistic data; encoding the linguistic data, to obtain encoded linguistic data; obtaining an embedded vector for speech feature conversion, the embedded vector being generated according to a residual between synthesized reference speech data and reference speech data that correspond to the same reference linguistic data; and decoding the encoded linguistic data according to the embedded vector, to obtain target synthesized speech data on which the speech feature conversion is performed. The solution provided in this application can prevent quality of a synthesized speech from being affected by a semantic feature in a mel-frequency cepstrum.
    Type: Application
    Filed: August 21, 2020
    Publication date: December 3, 2020
    Inventors: Xixin WU, Mu WANG, Shiyin KANG, Dan SU, Dong YU
  • Mobile Terminal and Antenna of Mobile Terminal
    Publication number: 20200373669
    Abstract: An antenna includes a radiator, where the radiator includes three parts separated by a gap, an end of a second part proximate to a first part is a first end, and an end of the second part proximate to a third part is a second end, a medium-high frequency feeder, electrically coupled to the radiator at a first coupling point, a low frequency feeder electrically coupled to the radiator, a first ground cable electrically coupled to the radiator at a second coupling point, where an adjustable component for controlling conduction of the first ground cable is disposed on the first ground cable, a length from the second coupling point to an end that is in the first end and the second end and that is further from the first coupling point is a quarter of a wavelength corresponding to a resonance frequency.
    Type: Application
    Filed: November 10, 2017
    Publication date: November 26, 2020
    Inventors: Liang Xue, Pengfei Wu, Laiwei Shen, Zhiyuan Xie, Jiaqing You, Dong Yu
  • MIXED SPEECH RECOGNITION METHOD AND APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM
    Publication number: 20200372905
    Abstract: A mixed speech recognition method, a mixed speech recognition apparatus, and a computer-readable storage medium are provided. The mixed speech recognition method includes: monitoring an input of speech input and detecting an enrollment speech and a mixed speech; acquiring speech features of a target speaker based on the enrollment speech; and determining speech belonging to the target speaker in the mixed speech based on the speech features of the target speaker. The enrollment speech includes preset speech information, and the mixed speech is non-enrollment speech inputted after the enrollment speech.
    Type: Application
    Filed: August 10, 2020
    Publication date: November 26, 2020
    Inventors: Jun WANG, Jie CHEN, Dan SU, Dong YU
  • Remote control device and method of controlling other devices using the same
    Patent number: 10845986
    Abstract: Provided is a method of controlling an electronic device by using a remote control device comprising a touch screen, the method including selecting one of a plurality of functions supported by the electronic device via the touch screen, sequentially displaying a plurality of user interfaces, usable for controlling the function selected with an input detected by the touch screen, one-by-one, and controlling the electronic device by using one of the plurality of user interfaces that are sequentially displayed.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: November 24, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-Hyun Kim, Seung-dong Yu, Woo-yong Chang, Eun-hee Park, Chang-hwan Hwang
  • Antenna and mobile terminal
    Patent number: 10826170
    Abstract: An antenna includes a first radiator and a first capacitor structure. A first end of the first radiator is electrically connected to a signal feed end of a printed circuit board by means of the first capacitor structure, and a second end of the first radiator is electrically connected to a ground end of the printed circuit board. The first radiator, the first capacitor structure, the signal feed end, and the ground end form a first antenna configured to produce a first resonance frequency. An electrical length of the first radiator is greater than one eighth of a wavelength corresponding to the first resonance frequency, and the electrical length of the first radiator is less than a quarter of the wavelength corresponding to the first resonance frequency.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: November 3, 2020
    Assignee: Huawei Device Co., Ltd.
    Inventors: Dong Yu, Hanyang Wang, Jianming Li
  • DURATION INFORMED ATTENTION NETWORK FOR TEXT-TO-SPEECH ANALYSIS
    Publication number: 20200342849
    Abstract: A method and apparatus include receiving a text input that includes a sequence of text components. Respective temporal durations of the text components are determined using a duration model. A first set of spectra is generated based on the sequence of text components. A second set of spectra is generated based on the first set of spectra and the respective temporal durations of the sequence of text components. A spectrogram frame is generated based on the second set of spectra. An audio waveform is generated based on the spectrogram frame. The audio waveform is provided as an output.
    Type: Application
    Filed: April 29, 2019
    Publication date: October 29, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Chengzhu YU, Heng LU, Dong YU
  • MOBILE TERMINAL AND MOBILE TERMINAL ANTENNA PRODUCTION METHOD
    Publication number: 20200335854
    Abstract: A mobile terminal and a mobile terminal antenna production method. The mobile terminal uses an insulation film layer on an insulation rear housing as a carrier of a radiating element of an antenna, and the radiating element is located within the entire mobile terminal, thereby effectively increasing a height of the radiating element of the antenna relative to a circuit board with the antenna not affecting an appearance of the mobile terminal. Compared with a conventional support solution, this manner can increase a height of about 0.2 mm to 0.6 mm This reduces an impact caused by a metal component on the circuit board on antenna radiation, and further increases a bandwidth and efficiency of the antenna so that the antenna can cover a frequency band used in a handheld communications system.
    Type: Application
    Filed: July 30, 2019
    Publication date: October 22, 2020
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yu Chan YANG, Chien-Ming LEE, Hanyang WANG, Dong YU, YiHsiang LIAO, Xiaoli YANG, Jiaqing YOU
  • Device capable of notifying operation state change thereof through network and communication method of the device
    Patent number: 10805450
    Abstract: An example method of notifying a user of a message received by a first device of the user includes connecting, by the first device, to a second device of the user through a local communication network, wherein the second device is currently registered by the first device; receiving, by the first device, a message, from an external device of another user; in response to determining the first device is not currently being used when the message is received, determining whether the registered second device is currently being used; and transmitting notification information of the received message to the second device currently being used by the user, wherein a notification regarding the received message is displayed on a display of the second device currently being used by the user.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: October 13, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung-dong Yu, Woo-yong Chang, Se-jun Park, Min-jeong Moon
  • Control device and method thereof
    Patent number: 10797903
    Abstract: A control device which controls the power of a plurality of apparatuses in a home network, and a method thereof are provided. The control device includes an input unit which receives a power off command, and a control unit which concurrently turns off apparatuses which are currently turned on among the plurality of apparatuses in response to the power off command received by the input unit. Therefore, it is possible for a user to concurrently turn off currently running apparatuses so user convenience can increase.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: October 6, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-hee Park, Seung-dong Yu, Woo-yong Chang, Ju-il Eom, Chang-hwan Hwang