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1
US2021003668A1
METHODS AND DEVICES FOR CORRECTING UNDERWATER PHOTON DISPLACEMENT AND FOR DEPTH SOUNDING WITH SINGLE-PHOTON LIDAR
Publication/Patent Number: US2021003668A1 Publication Date: 2021-01-07 Application Number: 17/029,092 Filing Date: 2020-09-23 Inventor: Wang, Lizhe   Chen, Yifu   Le, Yuan   Chen gang   Chen, Weitao   Dong, Yusen   Assignee: China University of Geosciences, Wuhan   IPC: G01S7/48 Abstract: Methods and devices for correcting underwater photon displacement and for depth sounding with a single-photon Lidar are provided. The method includes: acquiring a pointing angle of a photon emitted by the single-photon Lidar, and coordinates of a water-surface photon signal and a water-bottom photon signal returned by the photon emitted by the single-photon Lidar; performing a sea wave fitting according to the water-surface photon signal to determine a sea wave model; determining an intersection of the photon and an air-water interface according to coordinates of any water-bottom photon, the pointing angle and the sea wave model; determining an underwater displacement error of the photon according to the intersection, the sea wave model and the pointing angle; and correcting the coordinates of the water-bottom photon according to the underwater displacement error. The invention performs sea wave modeling through water surface photon signal and determines intersection of the photon and water-air interface.
2
US10881681B2
CD73 inhibitors and pharmaceutical uses thereof
Publication/Patent Number: US10881681B2 Publication Date: 2021-01-05 Application Number: 16/566,327 Filing Date: 2019-09-10 Inventor: Lu, Jiasheng   Gu, Jiamin   Wu, Dongdong   Chen gang   Sun, Chengyong   Ji, Xiang   Wang, Lin   Zhou, Feng   Zhang, Xiuchun   Kong, Xianqi   Assignee: RISEN (SUZHOU) PHARMA TECH CO., LTD.   IPC: C07H19/20 Abstract: CD73 (also known as ecto-5′-nucleotidase) inhibitor compounds are provided, as well as compositions and uses thereof for treating or preventing CD73-associated or related diseases, disorders and conditions, including cancer- and immune-related disorders. CD73 inhibitor compounds include compounds having the structure set forth in Formula I and pharmaceutically acceptable esters or salts thereof.
3
US10886740B2
Emergency accurate control method and system for large-scale interruptible loads
Publication/Patent Number: US10886740B2 Publication Date: 2021-01-05 Application Number: 16/409,564 Filing Date: 2019-05-10 Inventor: Yin, Jijun   Chen, Qing   Chen gang   Lu, Xiao   Luo, Jianyu   Li, Haifeng   Li, Xueming   Luo, Kaiming   Liu, Lin   Yan, Yunsong   Jiang, Yefeng   Ren, Jianfeng   Xia, Haifeng   Assignee: State Grid Jiangsu Electric Power Co., Ltd.   Nari Technology Co., Ltd.   IPC: H02J3/14 Abstract: Provided is an emergency accurate control method and system for large-scale interruptible loads. The method includes: acquiring, by a region control master station, a sheddable load sequence table; acquiring, by the region control master station, a first to-be-shed load; performing, by the region control master station, minimum under-shedding matching layer by layer according to the first to-be-shed load, and shedding a sheddable load corresponding to control substation matching with the first to-be-shed load; and sending, by the region control master station, a second to-be-shed load to the corresponding control substation for load shedding if the second to-be-shed load exists.
4
US10547785B2
Photographing method including image registration based on reference image, shake information, and a motion vector table
Publication/Patent Number: US10547785B2 Publication Date: 2020-01-28 Application Number: 15/563,280 Filing Date: 2015-03-31 Inventor: Chen gang   Assignee: Huawei Technologies Co., Ltd.   IPC: H04N5/232 Abstract: A photographing method includes: collecting, by a terminal device, data of M image frames of a photographed object, and processing the data of the M image frames to obtain M image frames; when collecting data of each of the M image frames of the photographed object, obtaining angular acceleration of the terminal device in an X-axis direction, a Y-axis direction, and a Z-axis direction; processing—the obtained angular acceleration in a period corresponding to the data of each image frame into shake information; selecting—one image frame from the M image frames as a reference image, performing registration on each of (M−1) image frames based on the reference image, the shake information, and a preset motion vector table, and performing fusion on the registered images; and displaying the compressed image.
5
US10661901B2
Economy class cabin with sleeping berth in passenger aircraft
Publication/Patent Number: US10661901B2 Publication Date: 2020-05-26 Application Number: 16/147,626 Filing Date: 2018-09-29 Inventor: Chen gang   Assignee: Chen, Gang   IPC: B64D11/00 Abstract: An economy class cabin with sleeping berths in a passenger aircraft, includes cabin floor, multi-tier sleeping berths, an air duct, an overhead bin, seats, a baggage storage place, a shoe storage place and multi-tier baggage racks. The multi-tier sleeping berths are disposed in parallel to longitudinal axis of the aircraft; a longitudinal partition board is disposed between two abreast sleeping berths; and two latitudinal partition boards are respectively disposed at two opposite ends of each of the sleeping berths and a private space is formed by the longitudinal partition board, two latitudinal partition boards, a bed cushion and a slidable curtain. The present invention has simple structure and reasonable utilization of compact space, enables all or some of passengers of the economy class to be in a lie-flat sleeping state in half of the time in intercontinental flight.
6
US10832425B2
Image registration method and apparatus for terminal, and terminal
Publication/Patent Number: US10832425B2 Publication Date: 2020-11-10 Application Number: 16/090,451 Filing Date: 2016-03-30 Inventor: Chen gang   Assignee: HUAWEI TECHNOLOGIES CO., LTD.   IPC: G06T7/38 Abstract: A method and an apparatus for a terminal, where the method includes obtaining a first video sequence photographed by a first camera and a second video sequence photographed by a second camera, determining, according to a first image in the first video sequence and photographed at a first moment and a second image in the second video sequence and photographed at the first moment, an available first motion vector (V), and a third image and a fourth image corresponding to the V, obtaining a second motion vector (U) of the first image relative to the third image, obtaining a third motion vector (W) of the fourth image relative to the second image, and obtaining a correspondence between a pixel in the first image and a pixel in the second image according to the V, the U, and the W.
7
US2020251023A1
SCREEN STICKER AND METHOD FOR MAKING THE SAME
Publication/Patent Number: US2020251023A1 Publication Date: 2020-08-06 Application Number: 16/265,254 Filing Date: 2019-02-01 Inventor: Chen gang   Assignee: CHEN, Gang   IPC: G09F3/10 Abstract: The invention discloses a screen sticker comprising a backside coated release paper and a screen printed label, wherein the screen printed label comprises a removable glue layer, a filler layer, a mesh layer and a frosted glue layer. A method for making the screen sticker comprises the steps of: spreading and flattening the backside coated release paper on a work table; printing the desired pattern on the backside coated release paper; laying the mesh layer on the filler layer and then printing the filler layer on the removable glue layer with the pattern; printing the frosted glue layer on the mesh layer; and cutting the resulting screen sticker. The screen sticker of the invention can be repeatedly cleaned for use.
8
WO2020015005A1
ROLLING-BALL CONVEYING DEVICE
Publication/Patent Number: WO2020015005A1 Publication Date: 2020-01-23 Application Number: 2018097889 Filing Date: 2018-08-01 Inventor: Chen gang   Assignee: CHEN, Gang   IPC: F16H13/04 Abstract: A rolling-ball conveying device comprises balls (1), an open pipe (2), a corrugated pipe expansion joint (3), a machine housing (4), a shaft rod (6), ball accommodating wheels (7), a casing (10), a bearing (11), a ball handle (12), and a spigot-and-socket retractable pipe (13). The open pipe (2) has a fixed serpentine curve, and is connected to the corrugated pipe expansion joint (3) and the casing (10). The ball (1) and the ball handle (12) are integrated together. The ball (1) is disposed in the open pipe (2). A space of the size of the ball (1) is provided between the two ball accommodating wheels (7). When the ball accommodating wheels (7) rotate, the ball (1) is pushed into the open pipe (2), and the pushed ball (1) pushes another ball (1), and drives the ball handle (12), thereby enabling operation of the ball handle (12). The rolling-ball conveying device has a simple structure, is versatile, can be designed into multiple series of products, and can have multiple types of ball handles. On purchasing the invention, a user can determine a combination of multiple modes according to a task so as to meet requirements of different operation conditions. The invention has good retractability, compatibility, stability, and maintainability.
9
WO2020024653A1
SUPPORT VIBRATION DAMPING DEVICE AND VEHICLE USING SUPPORT VIBRATION DAMPING DEVICE
Publication/Patent Number: WO2020024653A1 Publication Date: 2020-02-06 Application Number: 2019086920 Filing Date: 2019-05-14 Inventor: Chen gang   Assignee: CHEN, Gang   IPC: F16F13/00 Abstract: Disclosed is a support vibration damping device, comprising a support spring (4), a hydraulic cylinder (17), a valve assembly, a force measuring element and a control assembly, wherein the force measuring element measures the value of a support force acting an object supported by the support vibration damping device, the control assembly controls the damping of a vibration damper in a manner such as mechanical, hydraulic or electronic control, according to the result of the comparison of the value of the support force with a set force value or the gravity of the object supported by the support vibration damping device, so as to adjust the value of the support force of the support vibration damping device in such a way that the value of the support force of the support vibration damping device is equal to or close to the set force value or the gravity of the object supported by the support vibration damping device. Further disclosed is a vehicle having the support vibration damping device.
10
WO2020024637A1
RIGIDITY-ADJUSTABLE GAS SPRING
Publication/Patent Number: WO2020024637A1 Publication Date: 2020-02-06 Application Number: 2019085590 Filing Date: 2019-05-05 Inventor: Chen gang   Assignee: CHEN, Gang   IPC: F16F9/44 Abstract: A rigidity-adjustable gas spring. A volume-variable gas chamber (5) is connected with the gas spring by means of a connection pipe (7) that is connected in series with a throttle valve or a shutdown valve (6); the rigidity of the gas spring is changed by controlling the volume change of the volume-variable gas chamber (5) by means of the power provided by a power source; when it is needed to perform quantitative adjustment on the rigidity of the gas spring, a volumetric metering device is added to the volume-variable gas chamber (5) so as to calculate the effective volume of the volume-variable gas chamber (5); the rigidity of the gas spring is quantitatively calculated and controlled according to the parameters of the gas spring, such as current pressure, initial pressure, and an initial volume.
11
EP3594929A1
LED DISPLAY SCREEN IN IGLOO-SHAPED ARRANGEMENT
Publication/Patent Number: EP3594929A1 Publication Date: 2020-01-15 Application Number: 18749281.4 Filing Date: 2018-05-31 Inventor: Chen gang   Assignee: Shenzhen Glass-Free VR Tech Co., Ltd.   IPC: G09F9/33 Abstract: The present invention discloses an LED display screen arranged in an Eskimo ice house-like shape, wherein the LED display screen is a spherical display screen, and a plurality of display unit boards are provided to be divided with respect to the equatorial line of the spherical display screen and distributed along the warp direction and latitude direction of the spherical display screen respectively. The plurality of display unit boards are arranged evenly in rows in a fan shape in the latitude direction, and the number of each row of the plurality of display unit boards is sequentially decreased from the equatorial line toward the south pole and the north pole respectively; in the latitude direction, every two rows of the plurality of display unit boards are symmetrically distributed with respect to the equatorial line; in the positions of the North pole and the South pole of the spherical display screen, two of the plurality of display unit boards, which are half-circular, are arranged; a plurality of LED lamp beads are arranged on the side of each of the plurality of display unit boards facing the inside of the spherical display screen. It is beneficial to adopt an installation method, according to which, a hyperboloid display with an Eskimo ice house shape with connected lines of latitude and lines of longitude in the direction of the south pole and the north pole cross joint can be formed, so that the splicing seam of the display unit boards is unrecognizable to the naked eye, which is more suitable for multi-viewing and panoramic image experience.
12
WO2020024652A1
VEHICLE ROLL CONTROL DEVICE
Publication/Patent Number: WO2020024652A1 Publication Date: 2020-02-06 Application Number: 2019086919 Filing Date: 2019-05-14 Inventor: Chen gang   Assignee: CHEN, Gang   IPC: B60G17/016 Abstract: Disclosed is a vehicle roll control device, comprising: an actuator (6), a front double-outlet rod hydraulic cylinder (4), a rear double-outlet rod hydraulic cylinder (13), a roll measurement device and a controller, wherein a liquid storage cavity on one side of the front double-outlet rod hydraulic cylinder (4) is connected to a support hydraulic cylinder (1) on a left front wheel support suspension, and a liquid storage cavity on the other side of the front double-outlet rod hydraulic cylinder (4) is connected to a support hydraulic cylinder (8) on the corresponding right front wheel support suspension; a liquid storage cavity on one side of the rear double-outlet rod hydraulic cylinder (13) is connected to a support hydraulic cylinder (17) on a left rear wheel support suspension, and a liquid storage cavity on the other side of the rear double-outlet rod hydraulic cylinder (13) is connected to a support hydraulic cylinder (12) on the corresponding right rear wheel support suspension; one actuator (6) for driving pistons to move left and right is mounted on the front and rear double-outlet rod hydraulic cylinders (4, 13), or two actuators for respectively driving the pistons to move left and right are mounted thereon; and the controller receives a roll signal from the roll measurement device and controls, according to the value of the roll signal, the one actuator to function or the two actuators to function synchronously, so that the pistons of the front and rear double-outlet rod hydraulic cylinders (4, 13) move left and right synchronously. The device enables a vehicle to have a better anti-roll function, more flexible steering, better comfort and simpler roll control.
13
WO2020024654A1
LIQUID GAS SUPPORTING SHOCK ABSORBER AND VEHICLE USING SAME
Publication/Patent Number: WO2020024654A1 Publication Date: 2020-02-06 Application Number: 2019086922 Filing Date: 2019-05-15 Inventor: Chen gang   Assignee: CHEN, Gang   IPC: F16F9/512 Abstract: A liquid gas supporting shock absorber. An oil path of the liquid gas supporting shock absorber, mainly composed of a liquid gas accumulator (4) and a single-acting hydraulic cylinder (7), is divided into a liquid inlet oil path (9) flowing into the single-acting hydraulic cylinder (7) and a liquid outlet oil path (6) flowing out of the single-acting hydraulic cylinder (7). A supporting force value of the liquid gas supporting shock absorber on an item supported thereby is measured using a force measuring element. A control component (1) compares the supporting force value to a set force value or a gravity value of the item supported by the supporting shock absorber, and the damping of the liquid inlet oil path (9) and the liquid outlet oil path (6) of the liquid gas supporting shock absorber is controlled by means of a mechanical, hydraulic or electronic control mode according to the result of the comparison, so as to adjust the supporting force value of the supporting shock absorber, so that the supporting force value of the supporting shock absorber is equal to or close to the set force value or the gravity value of the item supported by the supporting shock absorber.
14
EP3352476B1
RECEIVER
Publication/Patent Number: EP3352476B1 Publication Date: 2020-09-16 Application Number: 15903948.6 Filing Date: 2015-11-16 Inventor: Mao, Linjin   Chen gang   Assignee: Goertek Inc.   IPC: H04R9/02
15
US2020063768A1
WIDENER
Publication/Patent Number: US2020063768A1 Publication Date: 2020-02-27 Application Number: 16/109,173 Filing Date: 2018-08-22 Inventor: Wu, Chun-hsien   Chen gang   Assignee: Wu, Chun-Hsien   Chen, Gang   IPC: F16B2/04 Abstract: A widener is provided, including: a base, a pushing assembly and a driving assembly. The base includes an inner space, a first passage and a second passage which are communicated with one another, and the first passage is transverse to the second passage. The pushing assembly includes a first pushing board, a second pushing board and a linkage member. The first pushing board is positioned at the base. The linkage member is movably inserted within the second passage. The second pushing board comovably connected with the linkage member. The driving assembly includes a tube body, a driving member and a driving block. The tube body defines a driving space, and the driving block is movably received in the driving space. An end of the tube body is connected with the first passage and the driving space is communicated with the inner space.
16
US202025846A1
METHODS AND APPARATUS FOR PATIENT POSITIONING IN MAGNETIC RESONANCE IMAGING
Publication/Patent Number: US202025846A1 Publication Date: 2020-01-23 Application Number: 20/191,655 Filing Date: 2019-08-28 Inventor: Nelson, Anne Michele   Chen gang   Assignee: Hyperfine Research, Inc.   IPC: G01R33/34 Abstract: According to some aspects, a magnetic resonance imaging system capable of imaging a patient is provided. The magnetic resonance imaging system comprising at least one B0 magnet to produce a magnetic field to contribute to a B0 magnetic field for the magnetic resonance imaging system and a member configured to engage with a releasable securing mechanism of a radio frequency coil apparatus, the member attached to the magnetic resonance imaging system at a location so that, when the member is engaged with the releasable securing mechanism of the radio frequency coil apparatus, the radio frequency coil apparatus is secured to the magnetic resonance imaging system substantially within an imaging region of the magnetic resonance imaging system.
17
US10797585B2
Multi-phase control for pulse width modulation power converters
Publication/Patent Number: US10797585B2 Publication Date: 2020-10-06 Application Number: 16/276,269 Filing Date: 2019-02-14 Inventor: Chen gang   Reizik, Gabor   Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC   IPC: H02M1/15 Abstract: A controller controls Pulse Width Modulation (PWM) signals of one or more phases. The controller includes a phase sequencer to select a phase, a common ramp generator generating a common ramp signal, a phase activation circuit to turn on the PWM signal of the selected phase based on the common ramp signal, and for each phase a Current Sense plus Ramp (CSR) signal generator to generate a phase CSR signal according to a current of the phase and a phase deactivation circuit to turn off the PWM signal of the phase based on the phase CSR signal. A method of controlling PWM phases comprises selecting a phase, generating a common ramp signal, turning on the PWM signal of the selected phase based on the common ramp signal, generating CSR signals according to currents of the phases, and turning off the PWM signals based on the respective CSR signals.
18
US2020025846A1
METHODS AND APPARATUS FOR PATIENT POSITIONING IN MAGNETIC RESONANCE IMAGING
Publication/Patent Number: US2020025846A1 Publication Date: 2020-01-23 Application Number: 16/554,493 Filing Date: 2019-08-28 Inventor: Nelson, Anne Michele   Chen gang   Assignee: Hyperfine Research, Inc.   IPC: G01R33/30 Abstract: According to some aspects, a magnetic resonance imaging system capable of imaging a patient is provided. The magnetic resonance imaging system comprising at least one B0 magnet to produce a magnetic field to contribute to a B0 magnetic field for the magnetic resonance imaging system and a member configured to engage with a releasable securing mechanism of a radio frequency coil apparatus, the member attached to the magnetic resonance imaging system at a location so that, when the member is engaged with the releasable securing mechanism of the radio frequency coil apparatus, the radio frequency coil apparatus is secured to the magnetic resonance imaging system substantially within an imaging region of the magnetic resonance imaging system.
19
US2020317479A1
PRESSING DEVICE
Publication/Patent Number: US2020317479A1 Publication Date: 2020-10-08 Application Number: 16/740,650 Filing Date: 2020-01-13 Inventor: Wu, Chun-hsien   Chen gang   Assignee: WU, CHUN-HSIEN   CHEN, GANG   IPC: B66F3/36 Abstract: A pressing device is provided, including: a main body, including a chamber; a pushing assembly, including a retractable mechanism movably inserted within the chamber, a first pushing board connected with the retractable mechanism and a restricting member embedded within the chamber and blocking the retractable mechanism from moving out of the chamber; a hydraulic mechanism, including a tube body which is connected with the main body and communicated with the chamber, a driving rod movably inserted within the tube body and a piston driven by the driving rod, the piston being configured to drive fluid to flow in or out of the chamber. Another pressing device is further provided, differing from the pressing device described above in that: the main body further including a channel, a wall of the chamber including at least one recession which is communicated with the channel.
20
US2020136963A1
METHOD AND SYSTEM FOR ACCESSING CLOUD SERVICES
Publication/Patent Number: US2020136963A1 Publication Date: 2020-04-30 Application Number: 16/176,907 Filing Date: 2018-10-31 Inventor: Chen gang   Zhao, Wei   Assignee: Alibaba Group Holding Limited   IPC: H04L12/717 Abstract: Systems and methods for accessing cloud services by managing network routes are provided. A network switch may receive network routes and forward the network routes to a route server where the network routes are saved and calculated. The route server may select a subset of the calculated network routes on which the network switch is able to directly forward data packets and configure a switch forwarding table. The network switch may receive the switch forwarding table, forward data packets having destination IP addresses in the switch forwarding table to the destination IP addresses directly, and forward other data packets to the default gateway server. A default gateway server may receive the calculated network routes from the route server enabling the gate server to forward any received data packets, and receive, from the network switch, the other data packets for forwarding to their destination IP addresses.