Patents by Inventor Che Chan

Che Chan 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: 9998720
    Abstract: An image processing method is provided. The image processing method includes the following steps: blending a plurality of exposure frames captured by one or more image capturing devices using a plurality of exposure times to generate a real-time image; analyzing one or more regions of interest (ROIs) of the real-time image according to ROI information about the one or more ROIs of the real-time image, and accordingly generating an analysis result; and utilizing an image processor for referring to the analysis result to locally adjust image data within the one or more ROIs of the real-time image to generate an adjusted real-time image in real time.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: June 12, 2018
    Assignee: MEDIATEK INC.
    Inventors: Cheng-Che Chan, Hung-Wei Chih, Chung-Yao Hung, Cheng-Che Chen
  • Patent number: 9967549
    Abstract: A three-dimensional (3D) image capture method, employed in an electronic device with a monocular camera and a 3D display, includes at least the following steps: while the electronic device is moving, deriving a 3D preview image from a first preview image and a second preview image generated by the monocular camera, and providing 3D preview on the 3D display according to the 3D preview image, wherein at least one of the first preview image and the second preview image is generated while the electronic device is moving; and when a capture event is triggered, outputting the 3D preview image as a 3D captured image.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: May 8, 2018
    Assignee: MEDIATEK INC.
    Inventors: Chia-Ming Cheng, Cheng-Che Chan, Po-Hao Huang
  • Patent number: 9960639
    Abstract: A voltage measuring method for a supplying-end module of an induction type power supply system includes generating a coil signal on a supplying-end coil of the supplying-end module; clamping the coil signal to generate a clamp coil signal; performing signal processing on the clamp coil signal to generate a first signal and a second signal, respectively; generating a cyclic signal, a frequency of which is equal to a frequency of the coil signal; comparing the first signal and the second signal via a comparator to obtain a first time and a second time when the first signal and the second signal have an equal voltage level during a cycle of the cyclic signal; calculating a middle time of the first time and the second time; and sampling the clamp coil signal or the coil signal to obtain a peak voltage of the coil signal according to the middle time.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: May 1, 2018
    Assignee: Fu Da Tong Technology Co., Ltd.
    Inventors: Ming-Chiu Tsai, Chi-Che Chan
  • Patent number: 9948912
    Abstract: A method for performing depth information management in an electronic device, an associated apparatus, and an associated computer program product are provided, where the method includes the steps of: modifying a two dimensional (2D) image, and selectively modifying a depth map of the 2D image based on modification of the 2D image before, when, or after the 2D image is modified, wherein the 2D image is retrieved from a storage module, wherein, for example, the storage module may be positioned within or outside the electronic device; and saving the modified depth map into an image file of the modified 2D image. For example, the modified depth map and the modified 2D image may correspond to each other.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: April 17, 2018
    Assignee: MEDIATEK INC.
    Inventor: Cheng-Che Chan
  • Publication number: 20180102677
    Abstract: A method of detecting a receiving-end module, for a supplying-end module of an induction type power supply system where the supplying-end module includes a supplying-end coil, includes detecting the supplying-end coil to obtain a self-resonant frequency of the supplying-end coil; determining whether the self-resonant frequency is smaller than a basic frequency; obtaining a first output power corresponding to the self-resonant frequency when the self-resonant frequency is determined to be smaller than the basic frequency and the degree of the self-resonant frequency smaller than the basic frequency exceeds a threshold; and sending an activation signal with the first output power, and starting to supply electric power when a data code corresponding to the activation signal is received.
    Type: Application
    Filed: December 10, 2017
    Publication date: April 12, 2018
    Inventors: Ming-Chiu Tsai, Chi-Che Chan
  • Publication number: 20180034281
    Abstract: A signal modulation method for a receiving-end module of an induction type power supply system includes configuring a plurality of modulation periods corresponding to a modulation signal; performing modulation on a first terminal of an induction coil of the receiving-end module during the ith modulation period among the plurality of modulation periods, wherein i is an odd number; and performing modulation on a second terminal of the induction coil of the receiving-end module during the jth modulation period among the plurality of modulation periods, wherein j is an even number; wherein the second terminal does not undergo modulation when the first terminal is being modulated, and the first terminal does not undergo modulation when the second terminal is being modulated.
    Type: Application
    Filed: October 10, 2017
    Publication date: February 1, 2018
    Inventors: Ming-Chiu Tsai, Chi-Che Chan
  • Patent number: 9831687
    Abstract: A signal analysis circuit for a supplying-end module includes a first voltage divider circuit, for attenuating a coil signal of a supplying-end coil; a first amplifier circuit, for obtaining parts of the attenuated coil signal higher than a reference voltage to output a half-wave signal; a first envelope detector, for performing envelope extraction on the half-wave signal to obtain a DC signal; a second voltage divider circuit, for attenuating the half-wave signal; a second amplifier circuit, for obtaining parts of the attenuated half-wave signal higher than the DC signal to output an amplified half-wave signal; a second envelope detector, for performing envelope extraction on the amplified half-wave signal to generate an envelope signal; a coupling capacitor, for filtering out the DC component of the envelope signal; a third voltage divider circuit, for combining the AC component of the envelope signal with a DC voltage to retrieve a trigger signal.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: November 28, 2017
    Assignee: Fu Da Tong Technology Co., Ltd.
    Inventors: Ming-Chiu Tsai, Chi-Che Chan
  • Publication number: 20170332060
    Abstract: An image processing method is provided. The image processing method includes the following steps: blending a plurality of exposure frames captured by one or more image capturing devices using a plurality of exposure times to generate a real-time image; analyzing one or more regions of interest (ROIs) of the real-time image according to ROI information about the one or more ROIs of the real-time image, and accordingly generating an analysis result; and utilizing an image processor for referring to the analysis result to locally adjust image data within the one or more ROIs of the real-time image to generate an adjusted real-time image in real time.
    Type: Application
    Filed: May 11, 2016
    Publication date: November 16, 2017
    Inventors: Cheng-Che Chan, Hung-Wei Chih, Chung-Yao Hung, Cheng-Che Chen
  • Patent number: 9793729
    Abstract: A UPS includes a battery contained within a battery housing. The battery housing has a first connector mounted on the battery housing. The UPS further includes a housing having a battery compartment for removably containing the battery housing of the battery. The housing has a second connector mounted within the battery compartment. The second connector is configured to mate with the first connector. The UPS further includes a first input configured to receive input power from an AC power source and at least one output configured to provide output AC power derived from the input power in a first mode of operation and configured to provide output power derived from the at least one battery module in a second mode of operation. The battery housing has a third connector configured to be coupled to a mobile device to provide power to the mobile device.
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: October 17, 2017
    Assignee: SCHNEIDER ELECTRIC IT CORPORATION
    Inventors: George Hsia, Ming Che Chan, Shen-Yuan Chien
  • Publication number: 20170289429
    Abstract: The embodiments of the present invention relate to systems and methods for producing an output image. The systems and methods can produce an output image by detecting motion in a scene and taking a corresponding action based on whether motion is detected in the scene. If motion is detected, the systems and methods employ images captured by two or more image sensors to produce an output image. If motion is undetected, the systems and methods employ images captured by one image sensor to produce an output image.
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: Cheng-Che CHAN, Cheng-Che CHEN
  • Publication number: 20170214856
    Abstract: Method for controlling motions and actions of an apparatus including an image capture device having a moving device connected thereto using a controlling device is provided, wherein the moving device is capable of moving the image capture device. The method includes: displaying preview image provided by the image capture device on a display device of the controlling device; detecting inputs to alter the preview image from an input device of the controlling device; obtaining a first image to be captured based on the detected inputs; generating one or more first control commands according to the first image; and transmitting the one or more first control commands to the apparatus via a communication link to control motions and actions of the image capture device and the moving device to capture a second image to be returned, which is the same as the first image, to the controlling device.
    Type: Application
    Filed: December 30, 2016
    Publication date: July 27, 2017
    Inventors: Cheng-Yu LIAO, Cheng-Che CHAN, Cheng-Che CHEN
  • Publication number: 20170205347
    Abstract: A method for inspecting an article containing a target material is provided. A sampling position of the article is illuminated by a beam of laser light having a wavelength ?. Illumination focus to a focal point at the sampling position of the article to produce molecular excitation of the target material by simultaneous absorption of n incident photons of the beam of laser light, wherein n is equal to or greater than two. An output light exited from the article is analyzed by a detector, wherein the output light is of a wavelength range between 0.8? and 1.2?.
    Type: Application
    Filed: January 17, 2017
    Publication date: July 20, 2017
    Inventors: Wang-Yang Li, Ming-Che Chan, Hsiang-Ning Chen
  • Patent number: 9671444
    Abstract: A current signal sensing method for a supplying-end module of an induction type power supply system, wherein the supplying-end module includes a supplying-end coil and a resonant capacitor, includes serially connecting a current sensing element between the supplying-end coil and the resonant capacitor to obtain a current signal corresponding to a current of the supplying-end coil; and interpreting the current signal to retrieve data of a receiving-end module of the induction type power supply system.
    Type: Grant
    Filed: April 14, 2014
    Date of Patent: June 6, 2017
    Assignee: Fu Da Tong Technology Co., Ltd.
    Inventors: Ming-Chiu Tsai, Chi-Che Chan
  • Publication number: 20170126072
    Abstract: A method is used for a supplying-end module of an induction type power supply system, for adjusting output power of the induction type power supply system. The method includes driving a supplying-end coil of the supplying-end module by using a first driving signal and a second driving signal, and setting a phase shift quantity between the first driving signal and the second driving signal; detecting a coil signal of the supplying-end coil to determine a peak location of the coil signal; determining a peak deviation rate of the peak location according to a starting point of a period of the second driving signal and a zero load point; and adjusting the phase shift quantity according to the peak deviation rate, in order to adjust the output power.
    Type: Application
    Filed: January 17, 2017
    Publication date: May 4, 2017
    Inventors: Ming-Chiu Tsai, Chi-Che Chan
  • Publication number: 20170127038
    Abstract: A method for performing depth information management in an electronic device, an associated apparatus, and an associated computer program product are provided, where the method includes the steps of: modifying a two dimensional (2D) image, and selectively modifying a depth map of the 2D image based on modification of the 2D image before, when, or after the 2D image is modified, wherein the 2D image is retrieved from a storage module, wherein, for example, the storage module may be positioned within or outside the electronic device; and saving the modified depth map into an image file of the modified 2D image. For example, the modified depth map and the modified 2D image may correspond to each other.
    Type: Application
    Filed: November 4, 2015
    Publication date: May 4, 2017
    Inventor: Cheng-Che Chan
  • Publication number: 20170127039
    Abstract: A portable device and a method for display delay enhancement in a depth application running on the portable device are provided. The portable device includes: a dual camera device, continuously capturing a sequence of frame pairs; a video encoder; a display; a processor, configured to obtain a first depth map associated with one or more previous frame pairs of the frame pairs, and generate a first output image based on a current frame pair of the frame pairs and the first depth map associated with the one or more previous frame pairs, and sends the first output image to the display. The processor obtains a second depth map associated with the current frame pair, and generates a second output image based on the current frame pair and the second depth map associated with the previous frame pair, and sends the second output image to the video encoder.
    Type: Application
    Filed: October 25, 2016
    Publication date: May 4, 2017
    Inventors: Hsuan-Ming LIU, Cheng-Che CHAN, Po-Hsun LIN, Cheng-Che CHEN
  • Publication number: 20170117623
    Abstract: A mobile device includes a housing, an antenna element, and a stylus. The stylus includes a metal portion. When the stylus is close to the antenna element, the metal portion resonates with the antenna element in an operation frequency band, so as to enhance the radiation efficiency of the antenna element.
    Type: Application
    Filed: December 31, 2015
    Publication date: April 27, 2017
    Inventors: Ming-Che CHAN, Chun-I LIN, Hui LIN
  • Patent number: 9628147
    Abstract: A method of automatically adjusting a determination voltage used in an induction type power supply system includes detecting an output voltage of a signal analysis circuit; adding a first threshold value to the output voltage to generate a first determination voltage and subtracting a second threshold value from the output voltage to generate a second determination voltage; outputting the first determination voltage as a reference voltage; and comparing a trigger signal of the signal analysis circuit and the reference voltage, in order to generate a first data code; wherein when the step of comparing the trigger signal of the signal analysis circuit and the reference voltage in order to generate the first data code fails, the method further includes outputting the second determination voltage as the reference voltage and comparing the trigger signal of the signal analysis circuit and the reference voltage, in order to generate a second data code.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: April 18, 2017
    Assignee: Fu Da Tong Technology Co., Ltd.
    Inventors: Ming-Chiu Tsai, Chi-Che Chan
  • Publication number: 20170103559
    Abstract: An image processing method comprising: (a) acquiring a first depth value for a first object in a first image; and (b) altering image effect for the first object according the first depth value when the first object is pasted onto a second image.
    Type: Application
    Filed: December 19, 2016
    Publication date: April 13, 2017
    Inventors: Cheng-Che Chan, Cheng-Che Chen, Ding-Yun Chen
  • Patent number: D795804
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: August 29, 2017
    Assignee: SCHNEIDER ELECTRIC IT CORPORATION
    Inventors: George Hsia, Ming Che Chan, Justin Matthew Desilva