Patents by Inventor Chien-Jung Huang
Chien-Jung Huang 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).
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Patent number: 11937932Abstract: An acute kidney injury predicting system and a method thereof are proposed. A processor reads the data to be tested, the detection data, the machine learning algorithm and the risk probability comparison table from a main memory. The processor trains the detection data according to the machine learning algorithm to generate an acute kidney injury prediction model, and inputs the data to be tested into the acute kidney injury prediction model to generate an acute kidney injury characteristic risk probability and a data sequence table. The data sequence table lists the data to be tested in sequence according to a proportion of each of the data to be tested in the acute kidney injury characteristics. The processor selects one of the medical treatment data from the risk probability comparison table according to the acute kidney injury characteristic risk probability.Type: GrantFiled: July 8, 2022Date of Patent: March 26, 2024Assignees: TAICHUNG VETERANS GENERAL HOSPITAL, TUNGHAI UNIVERSITYInventors: Chieh-Liang Wu, Chun-Te Huang, Cheng-Hsu Chen, Tsai-Jung Wang, Kai-Chih Pai, Chun-Ming Lai, Min-Shian Wang, Ruey-Kai Sheu, Lun-Chi Chen, Yan-Nan Lin, Chien-Lun Liao, Ta-Chun Hung, Chien-Chung Huang, Chia-Tien Hsu, Shang-Feng Tsai
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Patent number: 11944017Abstract: The present disclosure provides a semiconductor structure. The semiconductor structure includes an insulation layer. A bottom electrode via is disposed in the insulation layer. The bottom electrode via includes a conductive portion and a capping layer over the conductive portion. A barrier layer surrounds the bottom electrode via. A magnetic tunneling junction (MTJ) is disposed over the bottom electrode via.Type: GrantFiled: May 5, 2023Date of Patent: March 26, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Tai-Yen Peng, Yu-Shu Chen, Chien Chung Huang, Sin-Yi Yang, Chen-Jung Wang, Han-Ting Lin, Jyu-Horng Shieh, Qiang Fu
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Publication number: 20240099150Abstract: A method includes forming Magnetic Tunnel Junction (MTJ) stack layers, which includes depositing a bottom electrode layer; depositing a bottom magnetic electrode layer over the bottom electrode layer; depositing a tunnel barrier layer over the bottom magnetic electrode layer; depositing a top magnetic electrode layer over the tunnel barrier layer; and depositing a top electrode layer over the top magnetic electrode layer. The method further includes patterning the MTJ stack layers to form a MTJ; and performing a passivation process on a sidewall of the MTJ to form a protection layer. The passivation process includes reacting sidewall surface portions of the MTJ with a process gas comprising elements selected from the group consisting of oxygen, nitrogen, carbon, and combinations thereof.Type: ApplicationFiled: November 28, 2023Publication date: March 21, 2024Inventors: Tai-Yen Peng, Yu-Shu Chen, Sin-Yi Yang, Chen-Jung Wang, Chien Chung Huang, Han-Ting Lin, Jyu-Horng Shieh, Qiang Fu
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Publication number: 20240079758Abstract: An electronic device includes a metal back cover, a metal frame, and a first, second, third, and fourth radiators. The metal frame includes a discrete part and two connection parts. The connection parts are located by two sides of the discrete part, separated from the discrete part, and connected to the metal back cover. A U-shaped slot is formed between the discrete part and the metal back cover and between the discrete part and the connection parts. The first radiator is separated from the discrete part and includes a feed end. The second, third, and fourth radiators are connected to the discrete part and the metal back cover. The third radiator is located between the first and second radiators. The first radiator is located between the third and fourth radiators. The discrete part and the first, second, third, and fourth radiators form an antenna module together.Type: ApplicationFiled: August 2, 2023Publication date: March 7, 2024Applicant: PEGATRON CORPORATIONInventors: Chien-Yi Wu, Chao-Hsu Wu, Chih-Wei Liao, Hau Yuen Tan, Shih-Keng Huang, Wen-Hgin Chuang, Lin-Hsu Chiang, Chang-Hua Wu, Han-Wei Wang, Chun-Jung Hu
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Publication number: 20230268938Abstract: A wireless communication device includes a processor, a baseband signal processing circuit and a wireless transceiver circuit. The processor determines a transmission need, determines a transmission rate according to the transmission need and a channel condition, and provides data and information regarding the transmission rate to the baseband signal processing circuit. The information regarding the transmission rate includes at least one of a selected transmission standard, a selected physical layer data transmission rate and a selected modulation and coding scheme. The baseband signal processing circuit is coupled to the processor and processes the data according to the information regarding the transmission rate to accordingly generate a packet. The wireless transceiver circuit is coupled to the baseband signal processing circuit and transmits the packet.Type: ApplicationFiled: January 17, 2023Publication date: August 24, 2023Applicant: Realtek Semiconductor Corp.Inventors: Wei-Chi Lai, Wei-Hsuan Chang, Chien-Jung Huang
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Patent number: 11695444Abstract: A transceiver circuit includes a counter device, a compensation circuit and an adjusting circuit. The counter device is configured to count an execution time of a reception operation and accordingly generate a counting result. The compensation circuit is coupled to the counter device and configured to receive the counting result, determine a plurality of compensation values according to the counting result and sequentially output the compensation values in a transmission operation. The transmission operation follows the reception operation. The adjusting circuit is coupled to the compensation circuit, and configured to receive the compensation values and sequentially adjust amplitude of a signal according to the compensation values in the transmission operation. The compensation values are respectively applied to different portions of the signal.Type: GrantFiled: December 22, 2021Date of Patent: July 4, 2023Assignee: Realtek Semiconductor Corp.Inventors: Beng-Meng Chen, Chien-Jung Huang, Jhih-Yuan Ke
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Publication number: 20230155696Abstract: A calibration circuit and a calibration method for a wireless transceiver are provided. The wireless transceiver includes a transmission path and a reception path, and the transmission path includes a radio frequency (RF) circuit and a baseband amplifier. The calibration method includes the following steps: setting a target gain of the RF circuit according to a first gain setting value; receiving a first input signal through a coupling path and the reception path; measuring first power of the first input signal; setting the target gain of the RF circuit according to a second gain setting value; receiving a second input signal through the coupling path and the reception path; measuring second power of the second input signal; calculating a power difference between the first power and the second power; and adjusting at least one of the baseband amplifier and a digital circuit according to the power difference.Type: ApplicationFiled: November 8, 2022Publication date: May 18, 2023Inventors: MENG-CHE LI, CHIEN-JUNG HUANG
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Publication number: 20230133223Abstract: The present invention discloses a transmission circuit having output power compensation mechanism. A base-band circuit receives and processes a digital input signal to perform conversion and amplification according to at least one gain parameter to generate an analog output signal. A frequency up-converting circuit performs frequency up-conversion on the analog output signal to generate an RF signal. A RF amplification circuit amplifies the RF signal to generate an output RF signal to an antenna. A temperature monitoring circuit monitors temperature of the RF amplification circuit to generate an instant temperature value thereof. A calibration circuit increases at least a part of the gain parameter when the instant temperature value makes a power of the RF amplification circuit decrease and decreases at least a part of the gain parameter when the instant temperature value makes the power increase.Type: ApplicationFiled: November 2, 2022Publication date: May 4, 2023Inventors: BENG-MENG CHEN, CHIEN-JUNG HUANG, JHIH-YUAN KE
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Patent number: 11558020Abstract: A transmission circuit includes a power amplifier, a power amplifier forestage circuit and a signal strength adjusting circuit. The power amplifier is configured to amplify an input signal to output an output signal. The power amplifier forestage circuit is configured to output the input signal. The signal strength adjusting circuit includes a conversion circuit, a processing circuit and a storage unit. The conversion circuit is configured to convert the voltage of the output signal into an operation value. The processing circuit is configured to perform an operation according to a target index value stored by the storage unit and the operation value to obtain a differential value. The processing circuit is further configured to adjust the input signal outputted by the power amplifier forestage circuit according to the differential value, so that the power of the output signal is maintained at a target power value.Type: GrantFiled: July 1, 2021Date of Patent: January 17, 2023Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Beng-Meng Chen, Chien-Jung Huang, Yi-Hua Lu
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Patent number: 11522621Abstract: The present invention discloses a calibration method and calibration circuit for a wireless transceiver. The wireless transceiver includes a transmission path and a reception path, and there is a mixer on the transmission path. The calibration method includes the following steps: (A) adjusting a first parameter of a first LC tank circuit of the mixer; (B) receiving a first input signal via a coupling path and the reception path; (C) measuring a first power of the first input signal; (D) repeating steps (A) to (C) to obtain multiple first powers; and (E) determining a first target parameter corresponding to a largest power of the first powers.Type: GrantFiled: July 7, 2021Date of Patent: December 6, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Chien-Jung Huang, Yi-Hua Lu
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Publication number: 20220376718Abstract: The present invention provides a calibration method of a transmitter, wherein the transmitter includes a power amplifier, a transformer, an adjusting circuit and a coupling circuit, wherein the power amplifier receives an input signal to generate an amplified input signal, the transformer receives the amplified input signal to generate an output signal, the adjusting circuit adjusts phase and amplitude of a common mode signal of the amplified input signal to generate a first signal, and the coupling circuit generates a coupled signal to the output signal according to the first signal. In addition, the calibration method includes: controlling the adjusting circuit to have multiple combination; calculating a strength of a second harmonic of the output signal under each combination; and determining a specific condition according to the intensities of the second harmonics under the combinations.Type: ApplicationFiled: April 26, 2022Publication date: November 24, 2022Applicant: Realtek Semiconductor Corp.Inventors: Beng-Meng Chen, Hung-Han Chen, Chien-Jung Huang
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Publication number: 20220337280Abstract: A transceiver circuit includes a counter device, a compensation circuit and an adjusting circuit. The counter device is configured to count an execution time of a reception operation and accordingly generate a counting result. The compensation circuit is coupled to the counter device and configured to receive the counting result, determine a plurality of compensation values according to the counting result and sequentially output the compensation values in a transmission operation. The transmission operation follows the reception operation. The adjusting circuit is coupled to the compensation circuit, and configured to receive the compensation values and sequentially adjust amplitude of a signal according to the compensation values in the transmission operation. The compensation values are respectively applied to different portions of the signal.Type: ApplicationFiled: December 22, 2021Publication date: October 20, 2022Applicant: Realtek Semiconductor Corp.Inventors: Beng-Meng Chen, Chien-Jung Huang, Jhih-Yuan Ke
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Patent number: 11418157Abstract: A gain control circuit utilized in a transmitter is disclosed. The transmitter is configured to amplify an input signal according to a gain via a digital amplifier, an analog amplifier and a power amplifier, to generate an output signal. The gain control circuit includes a correction unit configured to calculate a correction power according to an elapsed time since a current packet transmission duration of the transmitter is completed. The gain control circuit adjusts the gain according to the correction power, a transmitter signal strength indication of the input signal and an environment temperature of the transmitter.Type: GrantFiled: June 3, 2021Date of Patent: August 16, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Beng-Meng Chen, Chien-Jung Huang, Jhih-Yuan Ke
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Publication number: 20220247368Abstract: A gain control circuit utilized in a transmitter is disclosed. The transmitter is configured to amplify an input signal according to a gain via a digital amplifier, an analog amplifier and a power amplifier, to generate an output signal. The gain control circuit includes a correction unit configured to calculate a correction power according to an elapsed time since a current packet transmission duration of the transmitter is completed. The gain control circuit adjusts the gain according to the correction power, a transmitter signal strength indication of the input signal and an environment temperature of the transmitter.Type: ApplicationFiled: June 3, 2021Publication date: August 4, 2022Inventors: Beng-Meng CHEN, Chien-Jung HUANG, Jhih-Yuan KE
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Patent number: 11406022Abstract: A method of fabricating a substrate having a through via includes: providing a carrier board having a release layer thereon; attaching the substrate onto the carrier board via the release layer; applying a light beam to the substrate to form a first blind hole in the substrate, wherein the first blind hole penetrates a first surface and a second surface of the substrate; performing an enlargement process on the first blind hole to form a second blind hole; forming a through via in the second blind hole; and performing a de-bonding process to release the substrate having a through via from the carrier board.Type: GrantFiled: December 24, 2020Date of Patent: August 2, 2022Assignee: Industrial Technology Research InstituteInventors: Chih-I Wu, Shih-Ming Lin, Pin-Hao Hu, Yu-Chung Lin, Hsin-Yu Chang, Fu-Lung Chou, Chien-Jung Huang
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Patent number: 11338392Abstract: A cutting method for forming a chamfered corner includes a step of selecting a light pattern-adjusting module according to a pre-cut chamfer angle, a step of the light pattern-adjusting module emitting a laser beam to a substrate and thus forming a modified region extending in a thickness direction at the substrate, a step of the light pattern-adjusting module adjusting an axial energy distribution of a light pattern of the laser beam to vary an appearance of the modified region so as to form the modified region fulfilling the pre-cut chamfer angle, and a step of etching the substrate having the modified region to form a chamfered surface on the substrate by cutting the modified region from the substrate.Type: GrantFiled: February 19, 2019Date of Patent: May 24, 2022Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Hsin-Yu Chang, Fu-Lung Chou, Chien-Jung Huang, Yu-Chung Lin, Min-Kai Lee
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Publication number: 20220149798Abstract: A transmission circuit includes a power amplifier, a power amplifier forestage circuit and a signal strength adjusting circuit. The power amplifier is configured to amplify an input signal to output an output signal. The power amplifier forestage circuit is configured to output the input signal. The signal strength adjusting circuit includes a conversion circuit, a processing circuit and a storage unit. The conversion circuit is configured to convert the voltage of the output signal into an operation value. The processing circuit is configured to perform an operation according to a target index value stored by the storage unit and the operation value to obtain a differential value. The processing circuit is further configured to adjust the input signal outputted by the power amplifier forestage circuit according to the differential value, so that the power of the output signal is maintained at a target power value.Type: ApplicationFiled: July 1, 2021Publication date: May 12, 2022Inventors: Beng-Meng CHEN, Chien-Jung Huang, Yi-Hua Lu
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Publication number: 20220141961Abstract: A method of fabricating a substrate having a through via includes: providing a carrier board having a release layer thereon; attaching the substrate onto the carrier board via the release layer; applying a light beam to the substrate to form a first blind hole in the substrate, wherein the first blind hole penetrates a first surface and a second surface of the substrate; performing an enlargement process on the first blind hole to form a second blind hole; forming a through via in the second blind hole; and performing a de-bonding process to release the substrate having a through via from the carrier board.Type: ApplicationFiled: December 24, 2020Publication date: May 5, 2022Applicant: Industrial Technology Research InstituteInventors: Chih-I Wu, Shih-Ming Lin, Pin-Hao Hu, Yu-Chung Lin, Hsin-Yu Chang, Fu-Lung Chou, Chien-Jung Huang
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Patent number: 11323125Abstract: A transceiver circuit is configured to couple an oscillation crystal. The transceiver circuit includes a local oscillator, a filter circuit, a control circuit, and a radio frequency signal generator circuit. The local oscillator includes a capacitive element. The local oscillator generates a phase locked loop signal based on an oscillation frequency of the oscillation crystal and a capacitance value of the capacitive element. The filter circuit generates a filtered signal according to the phase locked loop signal. The control circuit adjusts the capacitance value to be an adjusted capacitance value according to the filtered signal and the phase locked loop signal. The local oscillator further generates a calibrated local oscillation signal according to the oscillation frequency and the adjusted capacitance value. The radio frequency signal generator circuit generates a radio frequency signal according to the calibrated local oscillation signal and a baseband signal.Type: GrantFiled: March 12, 2021Date of Patent: May 3, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Beng-Meng Chen, Chien-Jung Huang
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Publication number: 20220109513Abstract: The present invention discloses a calibration method and calibration circuit for a wireless transceiver. The wireless transceiver includes a transmission path and a reception path, and there is a mixer on the transmission path. The calibration method includes the following steps: (A) adjusting a first parameter of a first LC tank circuit of the mixer; (B) receiving a first input signal via a coupling path and the reception path; (C) measuring a first power of the first input signal; (D) repeating steps (A) to (C) to obtain multiple first powers; and (E) determining a first target parameter corresponding to a largest power of the first powers.Type: ApplicationFiled: July 7, 2021Publication date: April 7, 2022Inventors: CHIEN-JUNG HUANG, YI-HUA LU