Patents by Inventor Yu-Jiu Wang
Yu-Jiu Wang 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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Publication number: 20230420842Abstract: An antenna device includes: a substrate; a first ground plate arranged in a first layer and disposed on the substrate; a first signal port and a second signal port arranged in a second layer adjacent to the first layer and configured to transmit a first radio-frequency (RF) signal and a second RF signal, respectively; a first feed line and a second feed line arranged in the second layer and connected to the first signal port and the second signal port, respectively; and a radiation element disposed over the substrate. The substrate is arranged to provide a first signal channel and a second signal channel between the radiation element and the first or second feed line for transmitting the first and second RF signals, the first feed line and the second feed line have different line lengths, and the radiation element at least partially overlaps the first and second signal channels.Type: ApplicationFiled: December 14, 2022Publication date: December 28, 2023Inventors: LI HAN CHANG, YU-JIU WANG
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Publication number: 20230422394Abstract: A wireless communication system includes a plurality of antennas, and a plurality of RF chips, arranged in a row and coupled to the antennas, for providing a plurality radio-frequency (RF) output signals to the antennas according to an RF signal. The wireless communication system also includes a transmission line arranged to be a straight line in parallel to the row, and to connect to the RF chips, and a resistive load, coupled to a first end of the transmission line. A second end of the transmission line is arranged to receive the RF signal.Type: ApplicationFiled: December 14, 2022Publication date: December 28, 2023Inventors: CHIEN CHENG WANG, LI HAN CHANG, YU-JIU WANG, TA-SHUN CHU
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Publication number: 20230417811Abstract: A method of testing an antenna array includes: receiving a probe needle set and a shielding structure, wherein the shielding structure includes an array of conductive pads. The antenna array includes a substrate and an array of antenna devices. Each of the antenna devices includes: a first and a second slits; a first and a second signal ports; a first and a second feed lines. The first and second feed lines have different line lengths; and a radiation element. The method further includes: causing the shielding structure to cover the radiation element of at least one antenna device; and causing the probe needle set to contact the first and second feed lines for testing the at least one antenna device.Type: ApplicationFiled: December 14, 2022Publication date: December 28, 2023Inventors: LI HAN CHANG, YU-JIU WANG
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Publication number: 20230402744Abstract: An antenna package structure is provided. The antenna package structure includes a glass substrate, an interconnect structure, a plurality of semiconductor chips, and an antenna array structure. The glass substrate has a first surface and a second surface opposite to the first surface. The interconnect structure is disposed over the first surface of the glass substrate. The plurality of semiconductor chips are mounted over the interconnect structure. The antenna array structure is formed on the second surface of the glass substrate. Furthermore, the plurality of semiconductor chips are coupled to the antenna array structure through the interconnect structure and the glass substrate.Type: ApplicationFiled: December 14, 2022Publication date: December 14, 2023Inventors: KUAN-NENG CHEN, HAN-WEN HU, YI-CHIEH TSAI, YU-JIU WANG, LI HAN CHANG
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Publication number: 20230361862Abstract: A method for operating a satellite communication system includes: interconnecting a first controller of a first satellite constellation and a second controller of a second satellite constellation in the satellite communication system to form an interconnected constellation, wherein the second satellite constellation is different from the first satellite constellation, and the interconnected constellation comprises the first satellite constellation and the second satellite constellation; utilizing the first controller to obtain first control information on the first satellite constellation, and receive second control information on the second satellite constellation from the second controller; and performing data communication via the interconnected constellation according to the first control information and the second control information.Type: ApplicationFiled: May 4, 2023Publication date: November 9, 2023Inventors: YU-JIU WANG, BOR-CHING SU, CHANG-HENG WANG
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Patent number: 11777509Abstract: A radar system includes: a plurality of first receiving devices for generating a plurality of first digital signals according to a plurality of first incoming signals, respectively; and a plurality of second receiving devices for generating a plurality of second digital signals according to a plurality of second incoming signals, respectively. A processing device is arranged to perform a first beamforming operation to generate a plurality of first beamforming signals according to the plurality of first digital signals and a first gain matrix, and to perform a second beamforming operation to generate a plurality of second beamforming signals according to the plurality of second digital signals and a second gain matrix; and to determine an altitude angle of a first object and a second object, and to determine a first azimuth angle of the first object and a second azimuth angle of the second object.Type: GrantFiled: July 22, 2022Date of Patent: October 3, 2023Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Bor-Ching Su
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Publication number: 20230013519Abstract: A radio frequency (RF) receiver includes a radiating element, a chip and a phase shifting circuit. The radiating element is arranged to receive an RF input signal to produce a plurality of electrical signals. The chip includes an amplifier circuit. The amplifier circuit is configured to receive a plurality of phase shifted signals from a plurality of input terminals respectively, and amplify the phase shifted signals to generate an RF output signal. The phase shifting circuit is located outside the chip, and coupled to the output terminals and the input terminals. The phase shifting circuit is arranged to phase shift the electrical signals and accordingly generate the phase shifted signals. The phase shifting circuit and the radiating element are formed on a same substrate.Type: ApplicationFiled: July 8, 2022Publication date: January 19, 2023Inventors: YU-JIU WANG, LI HAN CHANG, HAO-CHUNG CHOU, TA-SHUN CHU
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Publication number: 20230015197Abstract: A radio frequency (RF) transmitter includes a radiating element, a chip and a phase shifting circuit. The radiating element is arranged to receive a plurality of electrical signals to produce an RF output signal. The chip includes an amplifier circuit. The amplifier circuit is configured to amplify an RF input signal to generate a plurality of amplified signals at a plurality of output terminals, respectively. The phase shifting circuit is located outside the chip, and coupled to the output terminals and the radiating element. The phase shifting circuit is arranged to phase shift the amplified signals, and accordingly generate the electrical signals fed to the radiating element. The phase shifting circuit and the radiating element are formed on a same substrate.Type: ApplicationFiled: July 8, 2022Publication date: January 19, 2023Inventors: YU-JIU WANG, LI HAN CHANG, HAO-CHUNG CHOU, TA-SHUN CHU
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Patent number: 11509320Abstract: A signal converting apparatus includes a comparing device, a first digital-slope quantizer, and a second digital-slope quantizer. The comparing device having a first input terminal and a second input terminal for receiving a first received signal and a second received signal, and for generating an output signal at an output port. The first digital-slope quantizer generates a first set of digital signals to monotonically adjust the first received signal and the second received signal at the first input terminal and the second input terminal during a first phase according to a first quantization unit. The second digital-slope quantizer generates a second set of digital signals to monotonically adjust the first received signal and the second received signal at the first input terminal and the second input terminal during a second phase after the first phase according to a second quantization unit.Type: GrantFiled: September 30, 2021Date of Patent: November 22, 2022Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Chun-Chieh Peng, Ta-Shun Chu
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Publication number: 20220360271Abstract: A radar system includes: a plurality of first receiving devices for generating a plurality of first digital signals according to a plurality of first incoming signals, respectively; and a plurality of second receiving devices for generating a plurality of second digital signals according to a plurality of second incoming signals, respectively. A processing device is arranged to perform a first beamforming operation to generate a plurality of first beamforming signals according to the plurality of first digital signals and a first gain matrix, and to perform a second beamforming operation to generate a plurality of second beamforming signals according to the plurality of second digital signals and a second gain matrix; and to determine an altitude angle of a first object and a second object, and to determine a first azimuth angle of the first object and a second azimuth angle of the second object.Type: ApplicationFiled: July 22, 2022Publication date: November 10, 2022Applicant: TRON FUTURE TECH INC.Inventors: Yu-Jiu WANG, Bor-Ching SU
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Patent number: 11496142Abstract: A signal distribution system includes: a first signal divider arranged to generate a first output oscillating signal according to a first input oscillating signal; a second signal divider arranged to generate a second output oscillating signal according to the first input oscillating signal; a first transmitting channel coupled to the first signal divider and the second divider for transmitting the first input oscillating signal to the first signal divider and the second signal divider; and a second transmitting channel coupled to the first signal divider and the second divider for transmitting a second input oscillating signal to the first signal divider and the second signal divider; wherein the first input oscillating signal has a first frequency, the second input oscillating signal has a second frequency, and the second frequency is smaller than the first frequency.Type: GrantFiled: May 11, 2022Date of Patent: November 8, 2022Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Ta-Shun Chu, Yue Ming Wu
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Patent number: 11496141Abstract: A radar system includes: a processing device arranged to generate a plurality of phase shifting digital signals; a plurality of transmitting devices for generating an RF beam according to the plurality of phase shifting digital signals during a first mode; a plurality of first receiving devices for generating a plurality of first digital signals according to a plurality of first incoming signals, respectively, during a second mode; and a plurality of second receiving devices for generating a plurality of second digital signals according to a plurality of second incoming signals, respectively, during the second mode. The processing device is further arranged to distinguish a first object and a second object when the RF beam hits the first object and the second object, and the first object and the second object have a same radial speed and are located at a same range.Type: GrantFiled: August 13, 2020Date of Patent: November 8, 2022Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Bor-Ching Su
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Publication number: 20220271763Abstract: A signal distribution system includes: a first signal divider arranged to generate a first output oscillating signal according to a first input oscillating signal; a second signal divider arranged to generate a second output oscillating signal according to the first input oscillating signal; a first transmitting channel coupled to the first signal divider and the second divider for transmitting the first input oscillating signal to the first signal divider and the second signal divider; and a second transmitting channel coupled to the first signal divider and the second divider for transmitting a second input oscillating signal to the first signal divider and the second signal divider; wherein the first input oscillating signal has a first frequency, the second input oscillating signal has a second frequency, and the second frequency is smaller than the first frequency.Type: ApplicationFiled: May 11, 2022Publication date: August 25, 2022Applicant: TRON FUTURE TECH INC.Inventors: Yu-Jiu WANG, Ta-Shun CHU, Yue Ming WU
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Patent number: 11368161Abstract: A signal divider includes: a dividing circuit arranged to generate an output oscillating signal according to a first input oscillating signal; and a signal generating circuit, coupled to the dividing circuit, for generating an injection signal to the dividing circuit. The dividing circuit is arranged to generate the output oscillating signal with a predetermined phase according to the injection signal and the first input oscillating signal.Type: GrantFiled: August 13, 2020Date of Patent: June 21, 2022Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Ta-Shun Chu, Yue Ming Wu
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Publication number: 20220099722Abstract: A near-field testing apparatus for testing a device under test having an array of transmitter antennas is provided. The near-field testing apparatus includes a frame structure and a receiver circuit. The frame structure defines an array of grid sections, and is arranged for receiving the array of transmitter antennas at a first side of the array of grid sections. A periphery of each grid section at the first side surrounds a plurality of transmitter antennas in the array of transmitter antennas. The grid section is arranged to guide respective electromagnetic signals emitted by the transmitter antennas from the first side to a second side of the array of grid sections. The receiver circuit, disposed at the second side of the array of grid sections, is arranged to couple the electromagnetic signals out of the grid section.Type: ApplicationFiled: September 14, 2021Publication date: March 31, 2022Inventors: YU-JIU WANG, LI HAN CHANG
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Publication number: 20220021396Abstract: A signal converting apparatus includes a comparing device, a first digital-slope quantizer, and a second digital-slope quantizer. The comparing device having a first input terminal and a second input terminal for receiving a first received signal and a second received signal, and for generating an output signal at an output port. The first digital-slope quantizer generates a first set of digital signals to monotonically adjust the first received signal and the second received signal at the first input terminal and the second input terminal during a first phase according to a first quantization unit. The second digital-slope quantizer generates a second set of digital signals to monotonically adjust the first received signal and the second received signal at the first input terminal and the second input terminal during a second phase after the first phase according to a second quantization unit.Type: ApplicationFiled: September 30, 2021Publication date: January 20, 2022Applicant: TRON FUTURE TECH INC.Inventors: Yu-Jiu WANG, Chun-Chieh PENG, Ta-Shun CHU
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Patent number: 11165435Abstract: A signal converting apparatus includes a comparing device, a first digital-slope quantizer, and a second digital-slope quantizer. The comparing device has a first input terminal and a second input terminal for receiving a received signal and an adjustable reference voltage respectively, and for generating an output signal at an output port. The first digital-slope quantizer is coupled to the output port and the second input terminal for generating a first set of digital signals to monotonically adjust the adjustable reference voltage at the second input terminal during a first phase according to a first quantization unit. The second digital-slope quantizer is coupled to the output port and the second input terminal for generating a second set of digital signals to monotonically adjust the adjustable reference voltage at the second input terminal during a second phase after the first phase according to a second quantization unit.Type: GrantFiled: October 7, 2020Date of Patent: November 2, 2021Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Chun-Chieh Peng, Ta-Shun Chu
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Patent number: D963624Type: GrantFiled: November 17, 2020Date of Patent: September 13, 2022Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Yu-Ju Chen, Chien-Cheng Wang, Shu-Chao Hsieh
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Patent number: D984985Type: GrantFiled: February 19, 2021Date of Patent: May 2, 2023Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Chia-Cheng Kung, Yu-Ju Chen, Boon How Teoh
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Patent number: D1023802Type: GrantFiled: September 3, 2021Date of Patent: April 23, 2024Assignee: TRON FUTURE TECH INC.Inventors: Yu-Jiu Wang, Chia-Cheng Kung, Yu-Ju Chen, Boon How Teoh