Patents by Inventor Chih-Jen Chen

Chih-Jen Chen 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: 10978137
    Abstract: A memory device includes data receivers, voltage generators, and at least one pass gate. The data receivers include a first data receiver. The voltage generators is coupled to the data receivers and comprises a first voltage generator, in which the first voltage generator is configured to generate a first voltage signal for driving the first data receiver. The at least one pass gate is configured to be turned on under a first operation mode, to pass the first voltage signal generated from the first voltage generator of the voltage generators to at least one data receiver, other than the first data receiver, of the data receivers.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: April 13, 2021
    Assignee: NANY A TECHNOLOGY CORPORATION
    Inventor: Chih-Jen Chen
  • Patent number: 10958815
    Abstract: Various embodiments disclosed herein include a folded flex circuit board that may be used in a camera module. In some embodiments, the folded flex circuit board may include a base portion and one or more tab portions that extend from the base portion. In various examples, the folded flex circuit board may be folded such that the tab portion(s) form at least a portion of one or more sides of a camera module. According to some embodiments, the folded flex circuit board may be configured to provide electrostatic discharge (ESD) protection to the camera module.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: March 23, 2021
    Assignee: Apple Inc.
    Inventor: Chih-Jen Chen
  • Patent number: 10921230
    Abstract: A suspension particle sensing apparatus includes a first flow channel, a suspension particle concentration sensor and a suspension particle filtering assembly. The first flow channel has a first entrance and a first exit. The suspension particle concentration sensor is disposed in the first flow channel, and is located between the first entrance and the first exit. The suspension particle filtering assembly is disposed at the first entrance, and includes a casing and a suspension particle filtering structure. The casing has a first opening and a second opening. The first opening is communicated with the first entrance of the first flow channel. The suspension particle filtering structure covers the second opening.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: February 16, 2021
    Assignee: Industrial Technology Research Institute
    Inventors: Guang-Huei Gu, Chih-Jen Chen, Jing-Yuan Lin
  • Patent number: 10725089
    Abstract: A semiconductor includes a first circuit, a second circuit, and a comparison circuit. The first circuit includes a first transistor. The first circuit is configured to output a first output. A second circuit includes a second transistor. The second circuit is configured to output a second output. A comparison circuit is coupled to the first circuit and the second circuit. The comparison circuit is configured to compare the first output and the second output to generate a comparison result, and to output the comparison result. The first transistor decays over a time interval and the first output changes from a first voltage value to a second voltage value over the time interval. The second transistor does not decay over the time interval and the second output of the second circuit maintains to be the third voltage value over the time interval.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: July 28, 2020
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventor: Chih-Jen Chen
  • Publication number: 20200120290
    Abstract: A dual-view image device for monitoring a heat source includes a first thermal image sensor, a second thermal image sensor, a driver and a processor. The first thermal image sensor captures a first thermal image having a heat source within a first view angle. The second thermal image sensor captures a second thermal image having a heat source within a second view angle smaller than the first view angle. The pixels occupied by the heat source in the first thermal image are fewer than that occupied by the heat source in the second thermal image. The driver drives the first and the second thermal image sensor to track and position the heat source within the first and the second view angle. The processor combines the first and the second thermal image into a dual-view image and outputs the dual-view image having the heat source.
    Type: Application
    Filed: December 26, 2018
    Publication date: April 16, 2020
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Tai-Jie YUN, Cheng-Da KO, Ke-Jen LIN, Chih-Jen CHEN
  • Publication number: 20200103326
    Abstract: A suspension particle sensing apparatus includes a first flow channel, a suspension particle concentration sensor and a suspension particle filtering assembly. The first flow channel has a first entrance and a first exit. The suspension particle concentration sensor is disposed in the first flow channel, and is located between the first entrance and the first exit. The suspension particle filtering assembly is disposed at the first entrance, and includes a casing and a suspension particle filtering structure. The casing has a first opening and a second opening. The first opening is communicated with the first entrance of the first flow channel. The suspension particle filtering structure covers the second opening.
    Type: Application
    Filed: December 10, 2018
    Publication date: April 2, 2020
    Applicant: Industrial Technology Research Institute
    Inventors: Guang-Huei Gu, Chih-Jen Chen, Jing-Yuan Lin
  • Patent number: 10468089
    Abstract: A voltage-stabilizing circuit includes a voltage-dividing module, a first stabilizing module and a second stabilizing module. The voltage-dividing module is configured to generate a plurality of reference voltages. The voltage-dividing module includes a plurality of resistors and a transistor unit. The transistor unit is coupled to the plurality of resistors and is configured to complementarily adjust resistances of the plurality of resistors. The first stabilizing module is coupled to the voltage-dividing module and is configured to generate a first stabilizing voltage. The first stabilizing voltage is equal to a middle one of the plurality of reference voltages. The second stabilizing module is coupled to the voltage-dividing module and is configured to generate a second stabilizing voltage. The second stabilizing voltage is equal to one of the plurality of reference voltages other than the middle one.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: November 5, 2019
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Chih-Jen Chen, Ting-Shuo Hsu
  • Patent number: 10444067
    Abstract: An optical sensing apparatus including a light sensor, a plurality of light-emitting devices, and a controller is provided. The light sensor is disposed on a substrate. The light sensor senses a light reflection signal in a sensing area of the optical sensing apparatus. The light-emitting devices are disposed on the substrate and around the light sensor. The light-emitting devices provide an optical signal to be transmitted into the human tissue. Then, the optical signal is reflected by the human tissue to generate the light reflection signal. The controller determines whether the position of the human tissue has been changed in the sensing area. The controller drives at least one light-emitting device of the light-emitting devices and adjusts the light intensity thereof to provide the appropriate optical signal. Besides, a measuring method of the optical sensing apparatus is proposed.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: October 15, 2019
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chia-Hao Hsu, Chun-Te Chuang, Chih-Jen Chen, Yu-Tang Shen
  • Patent number: 10348194
    Abstract: The present disclosure provides a pump circuit comprising a plurality of first enabling modules. Each of the plurality of first enabling modules is configured to generate a first enable signal and includes a first voltage input, a first comparing unit, a first digital logic gate and a second digital logic gate. The first comparing unit is coupled to the first voltage input and is configured to compare a voltage of the first voltage input with a first reference voltage. The first digital logic gate is coupled to the first comparing unit and is configured to implement a logical operation. The second digital logic gate is coupled to the first digital logic gate and is configured to implement a logical negation. Each of the plurality of first enabling modules generates the first enable signal when the voltage of the first voltage input is less than the first reference voltage.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: July 9, 2019
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Chih-Jen Chen, Ting-Shuo Hsu
  • Patent number: 10304516
    Abstract: The present disclosure provides a dynamic random access memory (DRAM) and a method of operating the same. The DRAM includes a storage area and a control device. The storage area includes a memory row. The control device is configured to selectively allow the memory row to be eligible for a row-hammer refresh according to temperature of the DRAM.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: May 28, 2019
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Ting-Shuo Hsu, Chih-jen Chen
  • Patent number: 10074499
    Abstract: A system includes a fuse pump; a fuse that can be blown by the fuse pump; and a voltage source configured to provide a first voltage only if the fuse pump is enabled to blow the fuse, the fuse pump blowing the fuse when the first voltage serves as a supply voltage of the fuse pump. If the first voltage serves as a supply voltage of the fuse pump, a first consumed time is required to blow the fuse. If a second voltage, provided by the voltage source, were to be served as a supply voltage of the fuse pump, a second consumed time is required to blow the fuse. The first consumed time is less than the second consumed time.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: September 11, 2018
    Assignee: Nanya Technology Corporation
    Inventors: Ting-Shuo Hsu, Chih-Jen Chen
  • Patent number: 10063225
    Abstract: A voltage switching device includes a receiver, a voltage controlled switch, a voltage detector and a first switch circuit. The voltage controlled switch is connected between an input data terminal and the receiver. The first voltage generator circuit is configured to provide a first voltage. The voltage detector is configured to output a first logic signal while detecting the first voltage higher than a predetermined voltage. The first switch circuit is connected between the first voltage generator circuit and the voltage controlled switch, the first switch circuit is turned on according to the first logic signal, so that the voltage controlled switch is turned on by the first voltage, and data are transmitted from the input data terminal to the receiver.
    Type: Grant
    Filed: June 11, 2017
    Date of Patent: August 28, 2018
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Chih-Jen Chen, Ting-Shuo Hsu
  • Publication number: 20180182588
    Abstract: A system includes a fuse pump; a fuse that can be blown by the fuse pump; and a voltage source configured to provide a first voltage only if the fuse pump is enabled to blow the fuse, the fuse pump blowing the fuse when the first voltage serves as a supply voltage of the fuse pump. If the first voltage serves as a supply voltage of the fuse pump, a first consumed time is required to blow the fuse. If a second voltage, provided by the voltage source, were to be served as a supply voltage of the fuse pump, a second consumed time is required to blow the fuse. The first consumed time is less than the second consumed time.
    Type: Application
    Filed: December 27, 2016
    Publication date: June 28, 2018
    Inventors: TING-SHUO HSU, CHIH-JEN CHEN
  • Publication number: 20170148503
    Abstract: A dynamic random access memory circuit includes several memory cells, several word line drivers and a first voltage generator. The first voltage generator electrically coupled with the word line drivers, and the first voltage generator is configured to generate a first voltage signal to the word line drivers, in which during a self refresh period of the memory cells, the first voltage signal is decreased by the first voltage generator from a first level to a second level.
    Type: Application
    Filed: November 23, 2015
    Publication date: May 25, 2017
    Inventors: Ting-Shuo HSU, Chih-Jen CHEN
  • Publication number: 20160120444
    Abstract: An optical sensing apparatus including a light sensor, a plurality of light-emitting devices, and a controller is provided. The light sensor is disposed on a substrate. The light sensor senses a light reflection signal in a sensing area of the optical sensing apparatus. The light-emitting devices are disposed on the substrate and around the light sensor. The light-emitting devices provide an optical signal to be transmitted into the human tissue. Then, the optical signal is reflected by the human tissue to generate the light reflection signal. The controller determines whether the position of the human tissue has been changed in the sensing area. The controller drives at least one light-emitting device of the light-emitting devices and adjusts the light intensity thereof to provide the appropriate optical signal. Besides, a measuring method of the optical sensing apparatus is proposed.
    Type: Application
    Filed: December 29, 2014
    Publication date: May 5, 2016
    Inventors: Chia-Hao Hsu, Chun-Te Chuang, Chih-Jen Chen, Yu-Tang Shen
  • Patent number: 9318186
    Abstract: A DRAM wordline voltage control circuit includes a sensing module, an oscillator and a charging pump. The sensing module is configured to receive a first control signal and a feedback signal corresponding to a wordline voltage signal, and generate a second control signal according to the first control signal and the feedback signal corresponding to the wordline voltage signal. The oscillator is electrically connected with the sensing module. The oscillator is configured to receive the second control signal and output an oscillating signal when the second control signal is enabled. The charging pump is electrically connected with the oscillator. The charging pump is configured to increase a voltage value of the wordline voltage signal when the oscillator outputs the oscillating signal.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: April 19, 2016
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Ting-Shuo Hsu, Chih-Jen Chen
  • Patent number: 8917560
    Abstract: A half bit line high level voltage generator, a memory device and a driving method are disclosed herein. The half bit line high level voltage generator includes a control module, a driving module and a detecting module. The control module is configured for generating a first control signal and a second control signal in accordance with an update signal and a half bit line high level voltage. The driving module is configured for generating a half bit line high level voltage to a memory device in accordance with the first control signal and the second control signal. The detecting module is configured for detecting whether a cross current flows through the driving module, and accordingly generating the update signal to adjust the driving module to reduce the cross current.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: December 23, 2014
    Assignee: Nanya Technology Corporation
    Inventor: Chih-Jen Chen
  • Patent number: 8787105
    Abstract: A dynamic random access memory (DRAM) with multiple thermal sensors disposed therein and a control method for the DRAM. A DRAM in accordance with an exemplary embodiment of the invention provides multi-zone temperature detection. The DRAM comprises a plurality of banks, a plurality of thermal sensors and a control unit. The thermal sensors are disposed between the banks. The control unit controls the thermal sensors to obtain sensed temperatures, and sets a self-refresh cycle for all of the banks based on the highest one of the sensed temperatures.
    Type: Grant
    Filed: May 10, 2012
    Date of Patent: July 22, 2014
    Assignee: Nanya Technology Corporation
    Inventor: Chih-Jen Chen
  • Publication number: 20140176421
    Abstract: A displaying method of a flexible display device and the flexible display device using the method are provided. The displaying method includes: displaying at least one object on a displaying area of the flexible display device; detecting a display mode of the flexible display device and generating display mode information; determining if at least one second object in the at least one object is displayed on a separation line according to the display mode information; rearranging the at least one object in the displaying area according to the display mode information if the at least one second object is displayed on the separation line. Accordingly, the arranging of the at least one object fits the need of users.
    Type: Application
    Filed: July 1, 2013
    Publication date: June 26, 2014
    Inventor: Chih-Jen Chen
  • Patent number: 8711648
    Abstract: A voltage generating system and a memory device using the same are disclosed. The voltage generating system includes an internal voltage regulator, configured to supply a current to pull an internal supply voltage to a regulated level and maintain at the regulated level; and a substrate-bias controlled selector, configured to receive a regulator power-up mode signal, a regulating mode signal and a substrate-bias voltage of a substrate, and control the internal voltage regulator such that when the substrate-bias voltage is smaller than a predetermined voltage, the internal voltage regulator powers up and operates normally by respectively taking the regulator power-up mode signal and the regulating mode signal into consideration, and when the substrate-bias voltage is larger than or equal to the predetermined voltage, the internal voltage regulator is disabled. The predetermined voltage is smaller than or equal to a forward voltage of a p-n junction formed with the substrate.
    Type: Grant
    Filed: July 31, 2012
    Date of Patent: April 29, 2014
    Assignee: Nanya Technology Corporation
    Inventor: Chih Jen Chen