Patents by Inventor Kuan-Han Chen

Kuan-Han 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).

  • Publication number: 20240147405
    Abstract: A controlling method for a wireless communication device is provided. The controlling method for the wireless communication device includes: attaching a first Universal Subscriber Identity Module (USIM) to a Long-Term Evolution (LTE) network; determining whether a second USIM is camped on the LTE network; detecting whether a paging collision is happened, if the second USIM is camped on the LTE network; generating a requested International Mobile Subscriber Identity (IMSI) offset for the second USIM, if the paging collision is happened, wherein the requested IMSI offset is 1 or min(T, nB)?1, T is a default paging period and nB is a number of paging occurrences within the default paging period; transmitting an attach request with the requested IMSI offset to the LTE network for the second USIM; receiving a negotiated IMSI offset from the LTE network; and attaching the second USIM to the LTE network with the negotiated IMSI offset.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 2, 2024
    Inventors: Kuan-Yu LIN, Ya-ling Hsu, Wan-Ting Huang, Yi-Han CHUNG, Yi-Cheng CHEN
  • Publication number: 20240145421
    Abstract: Provided are a passivation layer for forming a semiconductor bonding structure, a sputtering target making the same, a semiconductor bonding structure and a semiconductor bonding process. The passivation layer is formed on a bonding substrate by sputtering the sputtering target; the passivation layer and the sputtering target comprise a first metal, a second metal or a combination thereof. The bonding substrate comprises a third metal. Based on a total atom number of the surface of the passivation layer, O content of the surface of the passivation layer is less than 30 at %; the third metal content of the surface of the passivation layer is less than or equal to 10 at %. The passivation layer has a polycrystalline structure. The semiconductor bonding structure sequentially comprises a first bonding substrate, a bonding layer and a second bonding substrate: the bonding layer is mainly formed by the passivation layer and the third metal.
    Type: Application
    Filed: October 27, 2023
    Publication date: May 2, 2024
    Inventors: Kuan-Neng CHEN, Zhong-Jie HONG, Chih-I CHO, Ming-Wei WENG, Chih-Han CHEN, Chiao-Yen WANG, Ying-Chan HUNG, Hong-Yi WU, CHENG-YEN HSIEH
  • Patent number: 11971624
    Abstract: A display device includes a first display unit emitting a green light having a first output spectrum corresponding to a highest gray level of the display device and a second display unit emitting a blue light having a second output spectrum corresponding to the highest gray level of the display device. The first output spectrum has a main wave with a first peak. The second output spectrum has a main wave with a second peak and a sub wave with a sub peak. The second peak corresponds to a main wavelength, the sub peak corresponds to a sub wavelength, and the main wavelength is less than the sub wavelength. An intensity of the second peak is greater than an intensity of the sub peak and an intensity of the first peak.
    Type: Grant
    Filed: July 6, 2023
    Date of Patent: April 30, 2024
    Assignee: InnoLux Corporation
    Inventors: Hsiao-Lang Lin, Jia-Yuan Chen, Jui-Jen Yueh, Kuan-Feng Lee, Tsung-Han Tsai
  • Publication number: 20240136484
    Abstract: An electronic device includes a substrate, a semiconductor unit and an insulating layer. The semiconductor unit is disposed on the substrate. The insulating layer is disposed on the semiconductor unit, and the insulating layer includes a first portion and a second portion connected to the first portion. In a top view, the first portion partially overlaps the semiconductor unit, the second portion does not overlap the semiconductor unit, and a part of an edge of the insulating layer is irregular.
    Type: Application
    Filed: January 2, 2024
    Publication date: April 25, 2024
    Applicant: InnoLux Corporation
    Inventors: Jia-Yuan Chen, Tsung-Han Tsai, Kuan-Feng Lee, Yuan-Lin Wu
  • Publication number: 20240136344
    Abstract: A display device includes a substrate, at least one light emitting unit bound on the substrate, a transparency controllable unit disposed on the substrate, and an integrated circuit unit overlapped with the substrate. The integrated circuit unit includes a semiconducting structure and a conductive structure overlapped with the semiconducting structure. The integrated circuit unit is electrically connected to the at least one light emitting unit and the transparency controllable unit.
    Type: Application
    Filed: September 17, 2023
    Publication date: April 25, 2024
    Applicant: InnoLux Corporation
    Inventors: Jia-Yuan CHEN, Yu-Chia HUANG, Tsung-Han TSAI, Kuan-Feng LEE
  • Publication number: 20240120451
    Abstract: An electronic assembly is provided. The electronic assembly includes a first circuit structure including a conductive structure, a second circuit structure disposed on the first circuit structure, a plurality of electronic elements disposed on the first circuit structure, and a connecting element disposed on the first circuit layer. The connecting element is disposed between two adjacent ones of the plurality electronic elements and electrically connected to the second circuit layer and one of the two adjacent ones of the plurality of electronic elements.
    Type: Application
    Filed: December 19, 2023
    Publication date: April 11, 2024
    Inventors: Jia-Yuan CHEN, Tsung-Han TSAI, Kuan-Feng LEE, Yuan-Lin WU
  • Publication number: 20240114207
    Abstract: A media docking device includes an input module, an output module and a processing module. The input module is electrically connected to a media source device for receiving media data. The output module is electrically connected to a media play device. The processing module determines if an instruction is received from the media source device or a remote device. If the instruction is not received, the processing module transfers the media data to the output module to transmit to the media play device. If the instruction is received, the processing module limits a transmission of the media data according to the instruction, such that the media data will not be completely played by the media play device.
    Type: Application
    Filed: October 4, 2023
    Publication date: April 4, 2024
    Inventors: Chien-Wei CHEN, Tsung-Han LI, You-Wen CHIOU, Kuan-Chi CHOU, Bo Yu LAI
  • Publication number: 20240111849
    Abstract: A media docking device includes an input circuit, an output circuit and a processing circuit. The input circuit is electrically connected to a media source device for receiving media data. The output circuit is electrically connected to a media play device. The processing circuit is electrically connected to the input circuit and the output circuit. The processing circuit determines if a verification procedure is passed. If the verification procedure is passed, the processing circuit transfers the media data to the media play device. If the verification procedure is not passed, the processing circuit limits a transmission of the media data, such that the media data will not be completely played by the media play device.
    Type: Application
    Filed: October 4, 2023
    Publication date: April 4, 2024
    Inventors: Chien-Wei CHEN, Tsung-Han LI, You-Wen CHIOU, Kuan-Chi CHOU, Bo Yu LAI
  • Publication number: 20240072018
    Abstract: Abstract of Disclosure A display device includes a blue sub-pixel including a plurality of first light emitting units in a number of N1, a green sub-pixel including a plurality of second light emitting units in a number of N2, and a red sub-pixel including a plurality of third light emitting units in a number of N3. The first light emitting units, the second light emitting units and the third light emitting units all emit lights of blue color, and a green wavelength conversion layer and a red wavelength conversion layer are so arranged that the blue light from the second light emitting units and the blue light from the third light emitting units go through the green wavelength conversion layer and the red wavelength conversion layer respectively. N1 is greater than or equal to 6. N1<N2 and N1<N3, wherein N2/N1 is between 2.1 and 3.68, and N3/N1 is between 1.52 and 2.53.
    Type: Application
    Filed: November 5, 2023
    Publication date: February 29, 2024
    Applicant: InnoLux Corporation
    Inventors: Jia-Yuan Chen, Tsung-Han Tsai, Kuan-Feng Lee
  • Patent number: 9373534
    Abstract: A rotary positioning apparatus includes a fixing base, a rotation mechanism, two driving modules and a carrier. The rotation mechanism is disposed on the fixing base, the first driving module is disposed on the fixing base and coupled to the rotation mechanism to drive the rotation mechanism rotating around a first rotation axis relatively to the fixing base. The carrier has plural accommodating slots on a circular-arc surface thereof and is pivoted to the rotation mechanism through a second rotation axis passing through the curvature center of the circular-arc surface and perpendicular to the first rotation axis, on which the curvature center is located. The second driving module is disposed on the rotation mechanism and coupled to the carrier to drive the carrier rotating around the second rotation axis relatively to the rotation mechanism. An automatic pick-and-place system and an operation method using the rotary positioning apparatus are also provided.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: June 21, 2016
    Assignee: Industrial Technology Research Institute
    Inventors: Kuan-Chou Chen, Pei-Shan Wu, Sheng-Lang Lee, Chia-Ming Chen, Fu-Ching Tung, Jyh-Jone Lee, Wan-Sung Lin, Kuan-Han Chen
  • Patent number: 9285427
    Abstract: A testing apparatus and a testing method of an electronic device are provided. The testing apparatus includes at least two device transfer plates and a testing circuit. The device transfer plates are electrically and respectively connected to corresponding electronic devices and at least two sockets corresponding to the electronic devices. The testing circuit is electrically connected to the device transfer plates respectively through at least two sets of serial signal wire pairs. According to types of the electronic devices, the testing circuit provides a serial signal to one of the device transfer plates through the corresponding serial signal wire pair and receives a response from another one of the device transfer plates through the corresponding serial signal wire pair, so as to test whether an open circuit is occurred to a bus between the electronic devices respectively corresponding to the device transfer plates.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: March 15, 2016
    Assignee: Wistron Corporation
    Inventors: Wen-Hwa Luo, Kuan-Han Chen, Chih-Sheng Liao
  • Patent number: 9123442
    Abstract: A testing device including a first connector, a control unit, a first detecting circuit and a memory controller is provided. The first connector is electrically connected to a first bus. The control unit generates a plurality of first control signals according to a first enable signal from the first connector. The first detecting circuit is electrically connected to a plurality of first transmission lines in the first bus, and sequentially conducts the first transmission lines to a ground according to the first control signals. The memory controller detects states of the signals transmitted by the first transmission lines and determines whether to generate a first abnormal indication signal according to a detecting result. The control unit controls a plurality of indication lights according to the first abnormal indication signal.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: September 1, 2015
    Assignee: Wistron Corporation
    Inventors: Quan Li, Kuan-Han Chen, Yin-Ching Wu
  • Publication number: 20150162912
    Abstract: A level shifter includes a first transistor, a second transistor, a third transistor, a fourth transistor, and a switching element. The first transistor is connected to a first node, the input signal and a first power supply voltage. The second transistor is connected to a second node, an inverted input signal and the first power supply voltage. The third transistor is connected to a second power supply voltage, the first node and the second node. The fourth transistor is connected to the second power supply voltage, the second node and the first node. The switching element is connected between the first node and the second node. When a voltage level of the input signal is changed, the switching element is turned on for a time interval according to the enabling signal, so that a voltage level of the output signal is changed.
    Type: Application
    Filed: December 9, 2014
    Publication date: June 11, 2015
    Inventors: Kun-Tsung Lin, Kuan-Han Chen
  • Patent number: 8933755
    Abstract: A unity-gain buffer includes an operational amplifier, a control stage, and an auxiliary output stage. The operational amplifier includes a non-inverting input terminal, an output terminal, and an inverting input terminal. The control stage is connected between the non-inverting input terminal and the output terminal of the unity-gain buffer. The auxiliary output stage is connected between the control stage and the output terminal of the unity-gain buffer. According to an input voltage at the input terminal of the unity-gain buffer, the control stage generates a first driving current, the auxiliary output stage generates a second driving current, and the operational amplifier generates a third driving current, so that an overall driving current outputted from the output terminal of the unity-gain buffer is equal to the sum of the first driving current, the second driving current and the third driving current.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: January 13, 2015
    Assignee: Orise Technology Co., Ltd.
    Inventors: Yen-Cheng Cheng, Chien-Chun Huang, Kuan-Han Chen
  • Patent number: 8902211
    Abstract: A charge-sharing control method for a display panel includes the following steps. Firstly, a first switch set is turned on, so that a first voltage driving unit provides a first positive driving voltage to a first data line and a second voltage driving unit provides a first negative driving voltage to a second data line. Then, a second switch set is turned on, so that a first charge storage unit has a positive common voltage and a second charge storage unit has a negative common voltage. Then, a third switch set is turned on, so that the first data line and the second data line are electrically connected with a ground voltage. After a polarity inversion, the second data line is charged according to a first comparison result and the first data line is discharged according to a second comparison result.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: December 2, 2014
    Assignee: Orise Technology Co., Ltd.
    Inventors: Yen-Cheng Cheng, Chien-Chun Huang, Kuan-Han Chen
  • Publication number: 20140164858
    Abstract: A testing apparatus and a testing method of an electronic device are provided. The testing apparatus includes at least two device transfer plates and a testing circuit. The device transfer plates are electrically and respectively connected to corresponding electronic devices and at least two sockets corresponding to the electronic devices. The testing circuit is electrically connected to the device transfer plates respectively through at least two sets of serial signal wire pairs. According to types of the electronic devices, the testing circuit provides a serial signal to one of the device transfer plates through the corresponding serial signal wire pair and receives a response from another one of the device transfer plates through the corresponding serial signal wire pair, so as to test whether an open circuit is occurred to a bus between the electronic devices respectively corresponding to the device transfer plates.
    Type: Application
    Filed: September 4, 2013
    Publication date: June 12, 2014
    Applicant: Wistron Corporation
    Inventors: Wen-Hwa Luo, Kuan-Han Chen, Chih-Sheng Liao
  • Publication number: 20140068923
    Abstract: A rotary positioning apparatus includes a fixing base, a rotation mechanism, two driving modules and a carrier. The rotation mechanism is disposed on the fixing base, the first driving module is disposed on the fixing base and coupled to the rotation mechanism to drive the rotation mechanism rotating around a first rotation axis relatively to the fixing base. The carrier has plural accommodating slots on a circular-arc surface thereof and is pivoted to the rotation mechanism through a second rotation axis passing through the curvature center of the circular-arc surface and perpendicular to the first rotation axis, on which the curvature center is located. The second driving module is disposed on the rotation mechanism and coupled to the carrier to drive the carrier rotating around the second rotation axis relatively to the rotation mechanism. An automatic pick-and-place system and an operation method using the rotary positioning apparatus are also provided.
    Type: Application
    Filed: November 19, 2013
    Publication date: March 13, 2014
    Applicant: Industrial Technology Research Institute
    Inventors: Kuan-Chou Chen, Pei-Shan Wu, Sheng-Lang Lee, Chia-Ming Chen, Fu-Ching Tung, Jyh-Jone Lee, Wan-Sung Lin, Kuan-Han Chen
  • Publication number: 20140028396
    Abstract: A unity-gain buffer includes an operational amplifier, a control stage, and an auxiliary output stage. The operational amplifier includes a non-inverting input terminal, an output terminal, and an inverting input terminal. The control stage is connected between the non-inverting input terminal and the output terminal of the unity-gain buffer. The auxiliary output stage is connected between the control stage and the output terminal of the unity-gain buffer. According to an input voltage at the input terminal of the unity-gain buffer, the control stage generates a first driving current, the auxiliary output stage generates a second driving current, and the operational amplifier generates a third driving current, so that an overall driving current outputted from the output terminal of the unity-gain buffer is equal to the sum of the first driving current, the second driving current and the third driving current.
    Type: Application
    Filed: July 11, 2013
    Publication date: January 30, 2014
    Inventors: Yen-Cheng Cheng, Chien-Chun Huang, Kuan-Han Chen
  • Publication number: 20140009179
    Abstract: A testing device including a first connector, a control unit, a first detecting circuit and a memory controller is provided. The first connector is electrically connected to a first bus. The control unit generates a plurality of first control signals according to a first enable signal from the first connector. The first detecting circuit is electrically connected to a plurality of first transmission lines in the first bus, and sequentially conducts the first transmission lines to a ground according to the first control signals. The memory controller detects states of the signals transmitted by the first transmission lines and determines whether to generate a first abnormal indication signal according to a detecting result. The control unit controls a plurality of indication lights according to the first abnormal indication signal.
    Type: Application
    Filed: September 11, 2012
    Publication date: January 9, 2014
    Applicant: WISTRON CORPORATION
    Inventors: Quan Li, Kuan-Han Chen, Yin-Ching Wu
  • Publication number: 20130265891
    Abstract: A transmission interface coupled to a test device includes a detection module for receiving a test signal of the test device, a processor for generating a control signal, a multiplexer coupled to the detection module and the processor for generating an output signal according to the test signal and the control signal, and an output module for outputting the output signal to a display device so as to process an functional operation corresponding to the test signal. The functional operation includes determination of a maximum operational frequency signal, a clock signal, a transmission data or an operational mode of the test device.
    Type: Application
    Filed: July 29, 2012
    Publication date: October 10, 2013
    Inventors: Wen-Hwa Luo, Kuan-Han Chen, Yi-Tsuen Tsai