Patents by Inventor Wen Chi

Wen Chi 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).

  • Publication number: 20190050167
    Abstract: A storage device receiving an external instruction from a host includes a plurality of flash memory spaces and a controller. The controller receives the external instruction, queues the external instruction in a first command queue, translates the external instruction into a plurality of operation commands, and sequentially executes the operation commands to respectively operate the flash memory spaces. The controller further gives an identity code to at least one specific operation command to track the execution result of the specific operation command.
    Type: Application
    Filed: March 15, 2018
    Publication date: February 14, 2019
    Inventors: Ming-Chang Hsieh, Che-Wei Hsu, Wen-Chi Hong
  • Patent number: 10205387
    Abstract: A charge pump circuit includes N boosting circuits, (N?2) switching circuits and a control circuit. A kth boosting circuit includes a unidirectional component and a capacitor. A positive terminal of the unidirectional component of the kth boosting circuit is electrically connected to a negative terminal of a unidirectional component of a (k?1)th boosting circuit. A first terminal of the capacitor of the kth boosting circuit is electrically connected to a negative terminal of the unidirectional component of the kth boosting circuit. A (2i?1)th switching circuit selectively conducts a current path from a (2i?1)th boosting circuit to a first clock terminal or to a ground terminal according to a control signal of the control circuit. A (2i)th switching circuit selectively conducts a current path from a (2i)th boosting circuit to a second clock terminal or to the ground terminal according to the control signal of the control circuit.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: February 12, 2019
    Assignee: SILICON INTEGRATED SYSTEMS CORP.
    Inventors: Wen-Chi Lin, Cheng-Ta Wu, Keng-Nan Chen
  • Publication number: 20190044526
    Abstract: The present application provides a vector quantization digital-to-analog conversion circuit, applied to an oversampling converter, characterized that the vector quantization digital-to-analog conversion circuit comprises a vector quantization circuit, configured to generate a vector quantization signal, a data weighted averaging circuit, coupled to the vector quantization circuit, comprising a plurality of data weighted averaging sub-circuits, configured to receive the vector quantization signal to generate a plurality of data weighted averaging signals; and a digital-to-analog conversion circuit, coupled to the data weighted averaging circuit, comprising a plurality of digital-to-analog conversion sub-circuits, configured to receive the data weighted averaging signal to generate the analog signal.
    Type: Application
    Filed: October 9, 2018
    Publication date: February 7, 2019
    Inventor: Wen-Chi Wang
  • Patent number: 10183059
    Abstract: A method for treating a microbial infection in a subject includes administering to the subject a pharmaceutical composition which has a therapeutically effective amount of an antimicrobial peptide containing a derivative of P-113.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: January 22, 2019
    Assignee: General Biologicals Corporation
    Inventors: Wen-Chi Cheng, Guan-Yu Lin, Yao-Peng Xue, Chung-Yu Lan, Frank Lin
  • Patent number: 10187935
    Abstract: A light emitting diode lamp with a burnable function includes a light emitting diode and a light emitting diode driving apparatus. The light emitting diode driving apparatus receives a burn start signal and a burn address data sent through a first contact. The light emitting diode driving apparatus burns the burn address data as a local address data into the light emitting diode driving apparatus after the light emitting diode driving apparatus receives the burn start signal. A first signal is a plurality of pulse signals, and comprises a lighting data and an address data. The light emitting diode driving apparatus compares the address data with the local address data, and drives the light emitting diode to light, glimmer or flash colorfully or sparklingly, or light fade-in and fade-out, based on the lighting data if the address data is the same with the local address data.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: January 22, 2019
    Assignee: SEMISILICON TECHNOLOGY CORP.
    Inventor: Wen-Chi Peng
  • Patent number: 10164674
    Abstract: Systems and methods are provided for receiver nonlinearity estimation and cancellation. During processing of received radio frequency (RF) signals, it may be determined when one or more other signals, different from the received RF signals, cause nonlinearity affecting processing of the RF signals, and one or more cancellation adjustments may be applied during processing of the RF signals, for mitigating effects of the nonlinearity. Determining the one or more cancellation adjustments may be based on narrowband (NB) estimation of the effects of the nonlinearity, and the one or more cancellation adjustments may be configured as wideband (WB) corrections. The NB estimation may be applied based on channelization of the received RF signals. The NB estimation may comprise generating reference nonlinearity information relating to the one or more other signals, and generating, based on the reference nonlinearity information, control data for configuring the one or more cancellation adjustments.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: December 25, 2018
    Assignee: MAXLINEAR, INC.
    Inventors: Wen-Chi Tu, Stephane Laurent-Michel
  • Publication number: 20180365202
    Abstract: Generating reports. Identifying user webpage interaction information and source webpage content. Determining a portion of the source code that corresponds to the user webpage interaction information. Determining interactions of the one or more interactions associated with each of a plurality of users. Determining a click path associated with each user. Determining a similarity score between a first and a second source webpage. Determining the similarity score exceeds a threshold value. Combining a portion of each click path associated with the first source webpage with a portion of each click path associated with the second source webpage. Merging a first portion of source code associated with the first source webpage with a second portion of source code associated with the second source webpage. Creating a three-dimensional representation that includes the combined portion of each click path associated with the first and the second webpage and the merged source code.
    Type: Application
    Filed: August 28, 2018
    Publication date: December 20, 2018
    Inventors: Jian Wen Chi, Wei Huang, Yang Liu, XIANG ZHOU
  • Patent number: 10141897
    Abstract: A source follower includes a first transistor, a first output module, a second transistor, a second output module and a feedback module. The first terminal and the control terminal of the first transistor are configured to respectively receive a first base voltage and a first control voltage. The second terminal of the first transistor and the first output module are electrically connected to a first output terminal. The first terminal and the control terminal of the second transistor are configured to respectively receive a first base voltage and a second control voltage. The second terminal of the second transistor and the second output module are electrically connected to a second output terminal. The feedback module is electrically connected to the control terminal of the first transistor, the control terminal of the second transistor and a reference node of the second output module.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: November 27, 2018
    Assignee: SILICON INTERGRATED SYSTEMS CORP.
    Inventors: Ssu-Che Yang, Wen-Chi Lin, Keng-Nan Chen
  • Publication number: 20180335415
    Abstract: A sensor for detecting heavy metals in water is provided. The sensor includes a first electrode and a second electrode, the first electrode and the second electrode having complimentary interdigitated surfaces that are separated from each other by a first gap having a distance of greater than or equal to about 500 nm to less than or equal to about 10 ?m. The sensor also includes a power source connectable to the first electrode and the second electrode. The sensor is configured to continuously monitor water for the presence of heavy metals. Methods of making and using the sensor are also provided.
    Type: Application
    Filed: May 22, 2018
    Publication date: November 22, 2018
    Inventors: Wen-Chi LIN, Mark A. BURNS
  • Publication number: 20180336596
    Abstract: The present application provides an advertising system, which includes a signage device, wherein the signage device includes a display panel configured to play a video; a camera module configured to capture an image; a determining module configured to determine whether or not a human face exists in the image; a wireless transmission module, wherein the wireless transmission module transmits a connection information when the determining module determines that there is a human face in the image; a first communication module; and an user device, wherein the user device includes a wireless reception module; a second communication module; wherein the second communication module establishes a wireless connection with the first communication module according to the connection information when the wireless reception module receives the connection information, and the signage device transmits an audio signal to the user device via the wireless connection.
    Type: Application
    Filed: November 28, 2017
    Publication date: November 22, 2018
    Inventors: Wen-Chi Wang, Yen-Yin Huang
  • Publication number: 20180324911
    Abstract: A signal-adjusting module applied to a light emitting diode driving apparatus includes an input terminal, an output terminal, a switch-control unit, and a switch. The switch-control unit is electrically connected to the input terminal for receiving an illuminant-control signal, and the switch is electrically connected to the input terminal, the output terminal, and the switch-control unit. The switch-control unit is configured to turn on the switch when a level of the illuminant-control signal reaches a first threshold level and turn off the switch when the level of the illuminant-control signal reaches a second threshold level, thus a transition time of the illuminant-control signal transits from an upper limit level to a lower limit level is decreased.
    Type: Application
    Filed: May 2, 2017
    Publication date: November 8, 2018
    Inventor: Wen-Chi PENG
  • Patent number: 10123383
    Abstract: A signal-adjusting module applied to a light emitting diode driving apparatus includes an input terminal, an output terminal, a switch-control unit, and a switch. The switch-control unit is electrically connected to the input terminal for receiving an illuminant-control signal, and the switch is electrically connected to the input terminal, the output terminal, and the switch-control unit. The switch-control unit is configured to turn on the switch when a level of the illuminant-control signal reaches a first threshold level and turn off the switch when the level of the illuminant-control signal reaches a second threshold level, thus a transition time of the illuminant-control signal transits from an upper limit level to a lower limit level is decreased.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: November 6, 2018
    Assignee: SEMISILICON TECHNOLOGY CORP.
    Inventor: Wen-Chi Peng
  • Patent number: 10122337
    Abstract: A programmable gain amplifier includes an active load module, a first differential pair, a second differential pair and a power source module. The first and second differential pairs are electrically connected to the active load module. The power source module is electrically connected to the first current source end of the first differential pair and the second current source end of the second differential pair. The power source module supplies a first current to the first differential pair through the first current source end. The power source module supplies a second current to the second differential pair through the second current source end. The power source module adjusts the potential of the first current, the potential of the second current, or both.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: November 6, 2018
    Assignee: SILICON INTEGRATED SYSTEMS CORP.
    Inventors: Ssu-Che Yang, Wen-Chi Lin, Keng-Nan Chen
  • Publication number: 20180278061
    Abstract: A power control circuit includes a detection unit, a first switch, a first control circuit, a second switch, and an energy storage unit. The detection unit provides a detection state according to a state of a bottom cover of an electronic device. The first switch generates a first control signal according to a control voltage corresponding to the detection state. The first control circuit is coupled to the first switch and controls, according to the first control signal, a first voltage source to provide an operating voltage to the first control circuit. The second switch generates a second control signal according to the control voltage. The energy storage unit is coupled to the first control circuit. The first control circuit generates a third control signal according to the second control signal, to control the energy storage unit to stop outputting a direct current power.
    Type: Application
    Filed: March 16, 2018
    Publication date: September 27, 2018
    Inventors: Wen-Chi SHEN, Wen-Bin JIAN, Cheng-Jui CHANG
  • Patent number: 10084474
    Abstract: The present application provides a noise shaping circuit including a first modulation unit, configured to generate a first digital output signal according to a first digital input signal, the first modulation unit comprising a first quantizer; a first subtractor, coupled to an input terminal and an output terminal of the first quantizer, configured to generate a first quantization noise; and a second modulation unit, configured to generated a second digital output signal according to a second digital input signal, wherein the second digital input signal is related to the first quantization noise; wherein the noise shaping circuit generates an overall analog output signal according to the first digital output signal and the second digital output signal.
    Type: Grant
    Filed: November 26, 2017
    Date of Patent: September 25, 2018
    Assignee: Shenzhen Goodix Technology Co., Ltd.
    Inventor: Wen-Chi Wang
  • Patent number: 10079392
    Abstract: A metal-doped graphene and a growth method of the same are provided. The metal-doped graphene includes graphene and metal elements, wherein the metal elements accounts for 1-30 at % based on the total content of the metal-doped graphene. The growth method includes performing a PECVD by using a carbon precursor, a metal precursor, and a group VI precursor in order to grow the metal-doped graphene.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: September 18, 2018
    Assignee: Industrial Technology Research Institute
    Inventors: Kun-Ping Huang, Yu-Wen Chi
  • Patent number: 10039164
    Abstract: A sequencing method is applied to a light-emitting diode lamp string. The light-emitting diode lamp string includes a plurality of light-emitting diode units connected to each other in series. The light-emitting diode units have different parasitic capacitive reactance and resistance-capacitance time constant after being connected to each other in series. The sequencing method includes following steps. An address pulse wave signal is sent to the light-emitting diode units. A clamped voltage is sent to the light-emitting diode units when a voltage of the address pulse wave signal decreases. The light-emitting diode unit in a receiving status detects a receiving voltage of the light-emitting diode unit. The light-emitting diode unit detecting that the receiving voltage is less than a predetermined voltage due to an overshoot phenomenon stores the address pulse wave signal to have an address sequence data.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: July 31, 2018
    Assignee: SEMISILICON TECHNOLOGY CORP.
    Inventor: Wen-Chi Peng
  • Publication number: 20180181528
    Abstract: A controller circuit includes a first signal processing device processing signals in accordance with a first predetermined rule, a second signal processing device processing signals in accordance with a second predetermined rule, a data bus coupled between the first signal processing device and the second signal processing device and comprising multiple data lines, and a confirm signal line coupled between the first signal processing device and the second signal processing device. The first signal processing device transmits a synchronization signal to the second signal processing device via the data bus. The second signal processing device estimates transmission delay on each data line according to the synchronization signal, performs transmission delay compensation on each data line according to the estimated transmission delay and transmits a confirmation signal on the confirm signal line to notify the first signal processing device that the transmission delay compensation is complete.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 28, 2018
    Inventors: Fu-Jen SHIH, Wen-Chi CHAO
  • Publication number: 20180173329
    Abstract: An active stylus pen comprises a touch component and a pressure sensing module. One end of the touch component is disposed at a nib part of the active stylus pen, wherein the touch component is configured to receive an external pressure. The pressure sensing module is connected to the touch component, wherein the pressure sensing module is configured to generate an oscillation signal, wherein the oscillation signal has a first frequency when the touch component receives the external pressure and the external pressure reaches a first threshold value, and wherein the oscillation signal is adjusted to have a second frequency when the touch component receives the external pressure and the external pressure does not reach the first threshold value; wherein a difference of the first frequency and the second frequency is larger than a second threshold value.
    Type: Application
    Filed: December 13, 2017
    Publication date: June 21, 2018
    Applicant: SILICON INTEGRATED SYSTEMS CORP.
    Inventors: Keng-Nan Chen, Chia-Yi Chu, Han-Ning Chen, Wen-Chi Lin, Hui-Chung Chen
  • Publication number: 20180166986
    Abstract: A charge pump circuit includes N boosting circuits, (N-2) switching circuits and a control circuit. A kth boosting circuit includes a unidirectional component and a capacitor. A positive terminal of the unidirectional component of the kth boosting circuit is electrically connected to a negative terminal of a unidirectional component of a (k-1)th boosting circuit. A first terminal of the capacitor of the kth boosting circuit is electrically connected to a negative terminal of the unidirectional component of the kth boosting circuit. A (2i-1)th switching circuit selectively conducts a current path from a (2i-1)th boosting circuit to a first clock terminal or to a ground terminal according to a control signal of the control circuit. A (2i)th switching circuit selectively conducts a current path from a (2i)th boosting circuit to a second clock terminal or to the ground terminal according to the control signal of the control circuit.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 14, 2018
    Applicant: SILICON INTEGRATED SYSTEMS CORP.
    Inventors: Wen-Chi Lin, Cheng-Ta Wu, Keng-Nan Chen