Patents by Inventor Hui Ling
Hui Ling 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: 11870625Abstract: A communication device selects a frequency bandwidth via which a physical layer (PHY) protocol data unit (PPDU) will be transmitted in a vehicular communication network, and generates, the PPDU i) according to a downclocking ratio of 1/2, and ii) based on an orthogonal frequency division multiplexing (OFDM) numerology defined by an IEEE 802.11ac Standard. In response to the selected frequency bandwidth being 10 MHz, the PPDU is generated according to the downclocking ratio of 1/2 and based on the OFDM numerology defined by the IEEE 802.11ac Standard for 20 MHz PPDUs. In response to the selected frequency bandwidth being 20 MHz, the PPDU is generated according to the downclocking ratio of 1/2 and based on the OFDM numerology defined by the IEEE 802.11ac Standard for 40 MHz PPDUs.Type: GrantFiled: January 16, 2023Date of Patent: January 9, 2024Assignee: Marvell Asia Pte LtdInventors: Rui Cao, Hongyuan Zhang, Hui-Ling Lou, Xiayu Zheng
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Patent number: 11871348Abstract: A wireless network interface of a first client station negotiates with an access point a first component channel of an operating channel via which the first client station is to receive wakeup frames from the access point. A wakeup radio of the first client station receives a wakeup packet from the access point. The wakeup packet spans the operating channel, which comprises at least four component channels, and one or more of the component channels within the operating channel are punctured so that the access point does not transmit the wakeup packet in the one or more component channels that are punctured. The wakeup packet includes a first wakeup frame for the first client station in the first component channel and one or more respective second wakeup frames for one or more second client stations in one or more respective second component channels.Type: GrantFiled: November 21, 2022Date of Patent: January 9, 2024Assignee: Marvell Asia Pte LtdInventors: Liwen Chu, Rui Cao, Hongyuan Zhang, Hui-Ling Lou
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Patent number: 11869854Abstract: A semiconductor structure in which the upper and lower semiconductor wafers are bonded by a hybrid bonding method is provided. The two semiconductor wafers each have discontinuous multiple metal traces or spiral coil-shaped metal traces. By hybrid bonding the two semiconductor wafers, multiple discontinuous metal traces are bonded together to form an inductance element with a continuous and non-intersecting path, or the two spiral coil-shaped metal traces are bonded together to form an inductance element. In this semiconductor structure, the inductance element formed by hybrid bonding has the advantage that the inductance value is easily adjusted.Type: GrantFiled: January 27, 2021Date of Patent: January 9, 2024Assignee: UNITED MICROELECTRONICS CORPORATIONInventors: Chien-Ming Lai, Hui-Ling Chen, Zhi-Rui Sheng
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Patent number: 11870579Abstract: Systems and methods are provided for introducing time diversity in a transmitter. The systems and methods may include receiving, at the transmitter, a request from a receiver to retransmit data. The systems and methods may further include receiving an input of data corresponding to the data requested for retransmission at a first transmitter block. The systems and methods may further include operating on the signals using the first transmitter block in at least one of a first mode and a second mode, such that an output of signals from the first transmitter block is dependent on a time-varying function and corresponds to the data requested by the receiver for retransmission.Type: GrantFiled: November 29, 2021Date of Patent: January 9, 2024Assignee: Marvell Asia Pte, Ltd.Inventors: Yakun Sun, Hongyuan Zhang, Liwen Chu, Hui-Ling Lou
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Publication number: 20240002110Abstract: This invention relates to a latch for selectively binding lower and upper portions of a container. The latch includes a base having a front face, a rear face, a connected end, and a selectively engageable binding end. The rear face further includes an upward hook, a downward hook, and a binding tooth. The latch is characterized in that the upward hook and the downward hook are configured to engage the lower portion of the container and permit both axial and pivotal movement of latch. The axial movement is between an upward position and a low profile position The pivotal movement is about the connected end such that binding end can move between a disengaged and an engaged position.Type: ApplicationFiled: June 30, 2023Publication date: January 4, 2024Inventors: Jin-Chi Huang, Hui-Ling Teng, Xiang-Kai Hsu, Fu-Yao Cheng, Shun-Chi Yang, Wan-Chiang Wang
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Publication number: 20230421295Abstract: A preamble of physical layer (PHY) data unit includes a first legacy portion and a first non-legacy portion that follows the first legacy portion. The first non-legacy portion includes i) a first orthogonal frequency division multiplexing (OFDM) symbol that immediately follows the first legacy portion and that is modulated using binary phase shift keying (BPSK), and ii) a second OFDM symbol that immediately follows the first OFDM symbol and that is modulated using BPSK modulation rotated by 90 degrees (Q-BPSK). The modulation of the first and second OFDM symbols indicates to a receiver device that conforms to a first communication protocol that the data unit conforms to the first communication protocol. The first OFDM symbol being modulated using BPSK modulation causes a receiver device that conforms to a second communication protocol to determine that the PHY data unit conforms to a third communication protocol.Type: ApplicationFiled: September 11, 2023Publication date: December 28, 2023Inventors: Hongyuan ZHANG, Hui-Ling LOU, Rohit U. NABAR, Sudhir SRINIVASA, Mao YU, Raja BANERJEA
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Patent number: 11855818Abstract: In a method for adapting an orthogonal frequency division multiplexing (OFDM) numerology configuration for use in a communication network one or more OFDM numerology configurations are adaptively selected at a first communication device to be used in communication with one or more second communication devices. Adaptively one or more OFDM numerology configurations includes selecting at least one combination of two or more of (i) a guard interval duration, (ii) a tone spacing, (iii) a starting location of the selected guard interval duration, and (iv) a starting location of the selected tone spacing. A physical layer (PHY) data unit to be transmitted to a second communication device is generated at the first communication device. The PHY data unit is generated using one of the one or more adaptively selected OFDM numerology configurations to generate OFDM symbols of at least a portion of the PHY data unit.Type: GrantFiled: April 30, 2015Date of Patent: December 26, 2023Assignee: Marvell Asia Pte LtdInventors: Yakun Sun, Hongyuan Zhang, Mingguang Xu, Hui-Ling Lou
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Patent number: 11849453Abstract: A first communication device generates a first physical layer (PHY) data unit that includes information indicating a capability to use a channel bandwidth greater than a maximum channel bandwidth of the first communication device, and transmits the first PHY data unit to a second communication device during an association process with the second communication device. The first communication device generates a second PHY data unit that includes information indicating a capability to use at most the maximum channel bandwidth of the first communication device, and transmits the second PHY data unit to the second communication device when the first communication device is associated with the second communication device.Type: GrantFiled: April 12, 2017Date of Patent: December 19, 2023Assignee: Marvell Asia Pte LtdInventors: Liwen Chu, Lei Wang, Hongyuan Zhang, Yakun Sun, Jinjing Jiang, Hui-Ling Lou
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Patent number: 11832315Abstract: A communication device performs a first backoff operation to determine when the communication device can begin a first simultaneous transmission via multiple channel segments. The first backoff operation includes counting down a first backoff timer in connection with a first channel segment. In response to the first backoff timer expiring, the communication device performs the first simultaneous transmission via the multiple channel segments. After performing the first simultaneous transmission via the multiple channel segments, the communication device performs a second backoff operation to determine when the communication device can begin a second simultaneous transmission via the multiple channel segments. The second backoff operation includes counting down a second backoff timer in connection with a second channel segment. In response to the second backoff timer expiring, the communication device performs the second simultaneous transmission via the multiple channel segments.Type: GrantFiled: January 26, 2023Date of Patent: November 28, 2023Assignee: Marvell Asia Pte LtdInventors: Liwen Chu, Hongyuan Zhang, Hui-Ling Lou
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Publication number: 20230372638Abstract: An atomizer for adaptively generating pharmaceutical aerosols of different particle sizes is illustrated, which comprises a sensor module, a waveform pattern determination module, a high-frequency oscillation circuit, a signal modulation module, a piezoelectric device and a porous screen. The sensor module senses a body state of the patient, wherein the body state includes a breathing state. The waveform pattern determination module generates a modulation control signal according to the body state. The high-frequency oscillation circuit provides a high-frequency oscillation signal. The signal modulation module modulates the high-frequency oscillation signal by using the modulation control signal to generate a vibration signal. The piezoelectric device vibrates according to the vibration signal. According to vibration of the piezoelectric device, the porous screen presses the liquid medicine through a plurality of holes of the porous screen to generate a plurality of pharmaceutical aerosols.Type: ApplicationFiled: June 27, 2022Publication date: November 23, 2023Inventors: CHI-SHUO CHEN, HUI-LING LIN, SHENG-TING HUNG, GENG-YUE LI, MEGHA JHUNJHUNWALA
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Publication number: 20230369025Abstract: An edge ring centering system for a plasma processing system includes a processing chamber including a substrate support and R edge ring lift pins, where R is an integer greater than or equal to 3. An edge ring includes P grooves located on a bottom surface thereof, where P is an integer greater than or equal to R. A robot arm includes an end effector. A controller is configured to cause the optical sensor to sense a first position of the edge ring on the end effector; cause the robot arm to deliver the edge ring to a first center location on the edge ring lift pins; retrieve the edge ring from the edge ring lift pins; and cause the optical sensor to sense a second position of the edge ring on the end effector.Type: ApplicationFiled: March 23, 2020Publication date: November 16, 2023Inventors: Hui Ling HAN, Seetharaman RAMACHANDRAN, Marc ESTOQUE
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Patent number: 11818799Abstract: A first communication device selects respective sets of medium access control (MAC) layer data units for transmission via respective channel segments of a communication channel, where the first channel segment and the second channel segment are non-overlapping frequency segments of the communication channel. The first communication device generates respective aggregate MAC layer data units to include the respective sets of MAC layer data units, generates respective physical (PHY) layer data units to include the respective aggregate MAC layer data units, and transmits the respective PHY layer data units in the respective channel segments to one or more second communication devices, where transmissions of the respective aggregate MAC layer data units in the respective channel segment overlap in time.Type: GrantFiled: June 1, 2020Date of Patent: November 14, 2023Assignee: Marvell Asia Pte LtdInventors: Liwen Chu, Hongyuan Zhang, Hui-Ling Lou, Po Wei Tan, Rui Cao, Ken Kinwah Ho
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Publication number: 20230345552Abstract: An access point manages a first wireless local area network (WLAN) in a 6 GHz radio frequency (RF) band and ii) a second WLAN operating in another RF band. The access point generates a physical layer (PHY) data unit to include a management frame having i) first information indicating first network parameters of the first WLAN, and ii) second information indicating second network parameters of the second WLAN. The AP transmits the PHY data unit in the other RF band to provide, to any client stations that are operating in the other RF band and that are also capable of operating in the 6 GHz band: the first information indicating the first network parameters of the first WLAN operating in the 6 GHz RF band to assist the any client stations that are operating in the other RF band with joining the first WLAN operating in the 6 GHz RF band.Type: ApplicationFiled: July 3, 2023Publication date: October 26, 2023Inventors: Liwen CHU, Hongyuan ZHANG, Hui-Ling LOU
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Patent number: 11799523Abstract: In a method for simultaneously communicating with multiple communication devices in a wireless local area network a first communication device receives a plurality of uplink data units simultaneously transmitted by multiple second communication devices. The first communication device generates an acknowledgement data unit to acknowledge receipt of the multiple data units simultaneously transmitted by multiple second communication devices. The acknowledgement data unit includes (i) an indication that indicates that the acknowledgement data unit is intended for multiple second communication devices and (ii) respective acknowledgement information for the multiple second communication devices. The acknowledgement data unit is transmitted from the first communication device to the multiple second communication devices.Type: GrantFiled: May 18, 2022Date of Patent: October 24, 2023Assignee: NXP USA, INC.Inventors: Liwen Chu, Lei Wang, Jinjing Jiang, Hongyuan Zhang, Hui-Ling Lou
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Publication number: 20230336570Abstract: The present disclosure relates to a system, a method, and a non-transitory computer readable storage medium for deep packet inspection scanning at an application layer of a computer. A method of the presently claimed invention may scan pieces of data received out of order without reassembly at an application layer from a first input state generating one or more output states for each piece of data. The method may then identify that the first input state includes one or more characters that are associated with malicious content. The method may then identify that the data set may include malicious content when the first input state combined with one or more output states matches a known piece of malicious content.Type: ApplicationFiled: June 28, 2023Publication date: October 19, 2023Inventors: Hui Ling, Cuiping Yu, Zhong Chen
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Patent number: 11791957Abstract: A first communication device in a wireless local area network (WLAN) determines one or more frequency division, full duplex (FDFD) parameters for an FDFD operation that includes FDFD communications via a first frequency segment and a second frequency segment. The first frequency segment and the second frequency segment are separated by a gap in frequency. The one or more FDFD parameters include a parameter indicating a duration of the FDFD operation. The first communication device generates a communication frame that includes one or more indications of the one or more FDFD parameters. The one or more indications in the communication frame include an indication of the duration of the FDFD operation. The first communication device transmits the communication frame to prompt a plurality of second communication devices to participate in the FDFD operation.Type: GrantFiled: March 28, 2022Date of Patent: October 17, 2023Assignee: Marvell Asia Pte LtdInventors: Jinjing Jiang, Liwen Chu, Hongyuan Zhang, Hui-Ling Lou
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Patent number: 11785658Abstract: A method for performing Internet reachability management and associated apparatus are provided. The method may include: establishing, by a processor of the UE, a first connection to a first access device; receiving, by the processor, an indicator complying with a first protocol sent from the first access device; in response to receiving the indicator, performing, by the processor, a reachability detection complying with a second protocol to generate a detection result; and in response to the detection result representing that a network is not reachable, performing at least one of: displaying, by a display of the UE, a message or icon to represent the first connection or the network is unavailable; disconnecting, by the processor, the first connection; and establishing, by the processor, a second connection to a second access device.Type: GrantFiled: June 24, 2021Date of Patent: October 10, 2023Assignee: MEDIATEK INC.Inventors: Hui-Ling Chang, Po-Chun Lee, Yuh-Hua Hu
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Patent number: 11784692Abstract: A first communication device transmits a null data packet (NDP) to a second communication device as part of a multi-user beamforming training transmission sequence and receives a first packet from the second communication device responsive to transmitting the NDP. The first packet includes an aggregate media access control protocol data unit (A-MPDU) having a plurality of fragments of beamforming training information that was generated by the second communication device based on the NDP. The first communication device determines that one or more of the fragments were not correctly received by the first communication device and generates a bitmap to indicate a set of at least one fragment that is to be retransmitted by the second communication device. The first communication device transmits a second packet having the bitmap to the second communication device to prompt the second communication device to retransmit the set of at least one fragment.Type: GrantFiled: August 8, 2022Date of Patent: October 10, 2023Assignee: Marvell Asia Pte LtdInventors: Liwen Chu, Yakun Sun, Rui Cao, Hongyuan Zhang, Hui-Ling Lou
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Publication number: 20230319927Abstract: Embodiments of an apparatus and method are disclosed. In an embodiment, a method of multi-link communications involves at an access point (AP) multi-link device, allocating Association IDs (AIDs) to non-AP multi-link devices, including allocating one of the AIDs to each of the non-AP multi-link devices, and at the AP multi-link device, generating a first indication element for the AIDs to indicate a buffered data configuration at the AP multi-link device for the non-AP multi-link devices.Type: ApplicationFiled: June 6, 2023Publication date: October 5, 2023Inventors: Young Hoon Kwon, Liwen Chu, Hongyuan Zhang, Hui-Ling Lou
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Patent number: 11778663Abstract: A method for communicating with an access point by a station. The station receives a first signal including an indication of a plurality of channels. The first signal is received from an access point. The station modifies a counter value in in response to receiving the first signal. The station further compares the counter value to a threshold value and selects a channel of the plurality of channels in response to determining the counter value corresponds to the threshold value. The station determines whether the selected channel is busy or idle. The station modifies the counter value in in response to determining that the selected channel is busy. The station transmits a second signal using the selected channel in response to determining that the selected channel is idle.Type: GrantFiled: September 20, 2017Date of Patent: October 3, 2023Assignee: Marvell Asia Pte, Ltd.Inventors: Jinjing Jiang, Liwen Chu, Lei Wang, Hongyuan Zhang, Hui-Ling Lou