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公开(公告)号：US20210294347A1
公开(公告)日：2021-09-23
申请号：US16823558
申请日：2020-03-19
Inventor： Xiao Sheng Chen , Guang Bo Li , Kin Keung Lee , Leung Chiu
Abstract: A method of controlling a guide machine and a navigation system. The navigation system includes: a plurality of signal sources deployed in a predetermined area; a guide machine including a signal receiver arranged to receive electromagnetic signals emitted from one or more of the plurality of signal sources; and a processor arranged to process the electromagnetic signals to identify the locations of the signal sources, and thereby to determine a current position of the guide machine with reference to the locations of the signal sources; and the processor is further arranged to determine a path for the guide machine to travel from the current position to a destination location in the predetermined area.
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公开(公告)号：US20240330618A1
公开(公告)日：2024-10-03
申请号：US18193989
申请日：2023-03-31
Inventor： Jing Jung Tang , Leung Chiu , Xiao Sheng Chen
IPC: G06K7/10
CPC classification number: G06K7/10356 , G06K7/10346
Abstract: There is provided an antenna for a radio frequency identification (RFID) tag, which includes a loop antenna, an amplifying antenna, an additional antenna structure to modify impedance of the entire antenna. The additional antenna structure has a first electromagnetic coupling with the amplifying antenna and a second electromagnetic coupling with the loop antenna.
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公开(公告)号：US20250094744A1
公开(公告)日：2025-03-20
申请号：US18899087
申请日：2024-09-27
Inventor： Jing Jung Tang , Leung Chiu , Xiao Sheng Chen
IPC: G06K7/10
Abstract: There is provided an antenna for a radio frequency identification (RFID) tag, which includes a loop antenna, an amplifying antenna, an additional antenna structure to modify impedance of the entire antenna. The additional antenna structure has a first electromagnetic coupling with the amplifying antenna and a second electromagnetic coupling with the loop antenna.
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公开(公告)号：US12197991B2
公开(公告)日：2025-01-14
申请号：US18193989
申请日：2023-03-31
Inventor： Jing Jung Tang , Leung Chiu , Xiao Sheng Chen
IPC: G06K7/10
Abstract: There is provided an antenna for a radio frequency identification (RFID) tag, which includes a loop antenna, an amplifying antenna, an additional antenna structure to modify impedance of the entire antenna. The additional antenna structure has a first electromagnetic coupling with the amplifying antenna and a second electromagnetic coupling with the loop antenna.
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Patent Agency Ranking
公开(公告)号：US20230303373A1
公开(公告)日：2023-09-28
申请号：US17709607
申请日：2022-03-31
Inventor： Leung Chiu , Chi Fai Kwok , Kin Keung Lee , Ka Lun Fan
CPC classification number: B66F9/07581 , B66F9/0755 , G05D1/0038 , G05D1/0022 , G05D1/0248 , G05D1/028 , G05D1/0278 , G05D1/027 , G05D1/0274 , G05D1/0061 , G06T7/579 , G05D2201/0216 , G06T2207/30252
Abstract: A teleoperated material handling system 100 includes a teleoperation terminal 10 for collecting mechanical inputs from a teleoperator and converting to operation commands, a material handling vehicle 20 with a load engaging device 21, a visual capturing module 22 for capturing video imagery in front of the material handling vehicle, a communication module 30 for establishing a communication link with the teleoperation terminal for transmitting the video imagery to the teleoperation terminal and receiving the operation commands, and a control module 40 for controlling operations of the material handling vehicle and the load engaging device. The system further includes an assistive module 50 providing an assistive indicator to the teleoperator through the teleoperation terminal, the assistive indicator 51 is dynamic with respect to changes in the operation commands, and provides visual guidance for the teleoperator in maneuvering the load engaging device.
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公开(公告)号：US11721901B2
公开(公告)日：2023-08-08
申请号：US17139046
申请日：2020-12-31
Inventor： Leung Chiu , Jing Jung Tang
CPC classification number: H01Q7/00 , H01Q1/2208 , H01Q9/285
Abstract: A radio frequency communication device and its use for a transportation system. The radio frequency communication device includes a supporting member, through which the device is arranged to attach to a cylindrical structure; and a conductive planar portion arranged to removably secure on the supporting member, the conductive planar portion includes a conductive loop being electrically connected in between the conductive planar portion and the supporting member, arranged to generate a radio frequency radiation; wherein the supporting member includes multiple flat portions arranged to fit the radio frequency device onto the cylindrical structure.
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公开(公告)号：US11703881B2
公开(公告)日：2023-07-18
申请号：US16823558
申请日：2020-03-19
Inventor： Xiao Sheng Chen , Guang Bo Li , Kin Keung Lee , Leung Chiu
CPC classification number: G05D1/0259 , G05D1/0022 , G05D1/0033 , G05D1/0238 , G05D1/0242 , G05D1/0255
Abstract: A method of controlling a guide machine and a navigation system. The navigation system includes: a plurality of signal sources deployed in a predetermined area; a guide machine including a signal receiver arranged to receive electromagnetic signals emitted from one or more of the plurality of signal sources; and a processor arranged to process the electromagnetic signals to identify the locations of the signal sources, and thereby to determine a current position of the guide machine with reference to the locations of the signal sources; and the processor is further arranged to determine a path for the guide machine to travel from the current position to a destination location in the predetermined area.
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公开(公告)号：US11436462B2
公开(公告)日：2022-09-06
申请号：US17139101
申请日：2020-12-31
Inventor： Leung Chiu , Jing Jung Tang
IPC: G06K19/077 , G06K19/00
Abstract: An accessory for a tag device and a RFID tagging device using the accessory. The accessory includes a tag holder defining with a slot arranged to receive the tag device and to removably secure the tag device in a predetermined position; and an antenna provided on the tag holder, wherein the antenna has a radiator arranged to couple to a feeder of the tag device when the tag device is positioned in the predetermined position within the slot.
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公开(公告)号：US20220207318A1
公开(公告)日：2022-06-30
申请号：US17139101
申请日：2020-12-31
Inventor： Leung Chiu , Jing Jung Tang
IPC: G06K19/077
Abstract: An accessory for a tag device and a RFID tagging device using the accessory. The accessory includes a tag holder defining with a slot arranged to receive the tag device and to removably secure the tag device in a predetermined position; and an antenna provided on the tag holder, wherein the antenna has a radiator arranged to couple to a feeder of the tag device when the tag device is positioned in the predetermined position within the slot.
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