Patents Examined by Melissa J Koval
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Patent number: 11041896Abstract: Provided is a piezoelectric property measuring apparatus for a liquid or viscous material. The piezoelectric property measuring apparatus includes a fixing jig having an inner space and an opened space; an operating jig configured to close the opened region of the inner space; a first electrode and a second electrode; a driving module moving the operating jig according to a driving signal; a motion information measuring module measuring motion information of the operating jig; a charge amount measuring module measuring the charge amount through the first electrode and the second electrode; and a control module generating the driving signal for the driving module, supplying the driving signal to the driving module, receiving the motion information, receiving charge amount information of the closed space, and measuring a piezoelectric property of the sample by using the motion information and the charge amount information.Type: GrantFiled: January 24, 2017Date of Patent: June 22, 2021Assignee: COSMAX, INC.Inventors: Sung Yun Hong, Ji Hui Jang, Su Ji Kim, Jun Bae Lee, Youn Joon Kim, Kweon Jong Yoo, Hui Yun Hwang, Jun Hyeok Ahn, Sang Gyun Hwang
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Patent number: 11041919Abstract: A shape sensor is used to determine the shape configuration of a flexible substrate. The shape sensor includes a matrix of coils with a first subset of coils and a second subset of coils; and a controller coupled to the matrix of coils, wherein the controller is configured to generate and transmit an excitation signal to the first subset of coils and measure, on the second subset of coils, an induced signal, and wherein, the controller is configured to determine a spatial configuration of the second subset of coils relative to the first subset of coils based on the induced signal. The shape sensor may be incorporated into a flexible display system so as to determine the degree or state of flexing of the flexible display system.Type: GrantFiled: February 27, 2019Date of Patent: June 22, 2021Assignee: Sharp Kabushiki KaishaInventor: Diego Gallardo
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Patent number: 11033198Abstract: The present invention relates to a method for performing electrical impedance tomography (EIT) by an MR system, wherein during the MR measurement continuous RF signals for an EIT measurement are emitted by at least one RF coil of the MR system, and continuous RF signals modulated by the object undergoing examination are received by the receiving coils of the MR system. An image of the object undergoing examination is determined, based on the modulated continuous RF signals, by an EIT technique.Type: GrantFiled: March 28, 2019Date of Patent: June 15, 2021Assignee: Siemens Healthcare GmbHInventor: Peter Speier
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Patent number: 11035885Abstract: A testing head apt to verify the operation of a device under test integrated on a semiconductor wafer comprises a plurality of contact elements, each comprising a body that extends between a first end portion and a second end portion, and a guide provided with a plurality of guide holes apt to house the contact elements, the guide comprising a conductive portion that includes and electrically connects the holes of a group of guide holes to each other and is apt to contact a corresponding group of contact elements apt to carry a same type of signal.Type: GrantFiled: June 14, 2019Date of Patent: June 15, 2021Assignee: TECHNOPROBE S.P.A.Inventor: Flavio Maggioni
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Patent number: 11037611Abstract: A magnetic property measuring system includes coil structures configured to apply a magnetic field to a sample, a light source configured to irradiate incident light to the sample, and a detector configured to detect polarization of light reflected from the sample. The magnetic field is perpendicular to a surface of the sample. Each coil structure includes a pole piece and a coil surrounding an outer circumferential surface of the pole piece. A wavelength of the incident light is equal to or less than about 580 nm.Type: GrantFiled: March 23, 2018Date of Patent: June 15, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Eunsun Noh, Juhyun Kim, Ung Hwan Pl
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Patent number: 11035890Abstract: [Problem] To provide an abnormality detection data recording device capable of detecting an abnormality and leaving its history. [Solution] An abnormality detection data recording device includes a first semiconductor integrated circuit device and a second semiconductor integrated circuit device. The first semiconductor integrated circuit device includes an abnormality detection part configured to detect an abnormality of an electronic device in which the abnormality detection data recording device is installed, and a transmission part configured to transmit abnormality detection data indicative of the abnormality detected by the abnormality detection part. The second semiconductor integrated circuit device includes a reception part configured to receive the abnormality detection data by wired communication with the transmission part, and a storage part configured to nonvolatilely store the abnormality detection data received by the reception part.Type: GrantFiled: October 25, 2018Date of Patent: June 15, 2021Assignee: Rohm Co., Ltd.Inventors: Masahiro Osa, Isao Takobe
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Patent number: 11035914Abstract: A magnetic sensor includes first to third detection units for detecting components in X, Y, and Z directions of an external magnetic field. A reference plane orthogonal to the Z direction includes first to third regions formed by vertically projecting the first to third detection units thereonto. The first region includes two partial regions located on opposite sides of the third region in a direction parallel to a first straight line, and the second region includes two partial regions located on opposite sides of the third region in a direction parallel to a second straight line, the first and second straight lines being two mutually orthogonal straight lines that pass through the centroid of the third region and are perpendicular to the Z direction.Type: GrantFiled: December 4, 2018Date of Patent: June 15, 2021Assignee: TDK CORPORATIONInventor: Kazuya Watanabe
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Patent number: 11029367Abstract: There is provided a method for identifying fault types of HVDC physical transmission line, including: measuring positive and negative voltage values and current values at a j-terminal and k-terminal of the HVDC physical transmission line, and converting them to voltage and current values under mode components; calculating differential current values of travelling wave at the j-terminal and k-terminal under zero-mode and one-mode components of the HVDC physical transmission line, respectively; comparing with the calculated differential current value at the one-mode components under the current time t and the same at time t?t0 to determine whether the HVDC physical transmission line is faulty; converting differential current values of the travelling wave at the j-terminal and k-terminal under the mode components to differential current values under the maximum amount, respectively; calculating fault type coefficients of both terminals; and identifying the fault types based on the fault type coefficients.Type: GrantFiled: January 29, 2018Date of Patent: June 8, 2021Assignee: TIANJIN UNIVERSITYInventors: Bin Li, Hong Qiu
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Patent number: 11029334Abstract: A probe includes a pedestal and at least one feature extending from the pedestal to engage a surface of a corresponding contact at a position offset from a central longitudinal axis of the contact. The pedestal includes a cavity and the feature can include one or more blades that extend from a periphery of the cavity to a central longitudinal axis of the pedestal. The three blades are configured to engage the surface of the contact. The three blades can be positioned within the cavity to provide a 120-degree rotational symmetry about the central longitudinal axis of the pedestal.Type: GrantFiled: August 9, 2019Date of Patent: June 8, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: David M. Audette, Dennis R. Conti, Marc D. Knox, Grant W. Wagner
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Patent number: 11029354Abstract: A system includes (1) a signal transmitter that includes (a) a radio frequency generator that generates a first radio frequency electromagnetic signal and (b) a first transducer that converts the first radio frequency electromagnetic signal to a surface wave mode signal imposed onto a powerline conductor at a first location in a first direction toward a second location along the powerline conductor, (2) a signal receiver that includes a second transducer located at the second location that converts the surface wave mode signal into a second radio frequency electromagnetic signal, and (3) an analysis subsystem that monitors a signal strength of the second radio frequency electromagnetic signal over time to determine whether a physical encroachment of the powerline conductor exists between the first location and the second location.Type: GrantFiled: January 16, 2020Date of Patent: June 8, 2021Assignee: Facebook, Inc.Inventor: Karthik Yogeeswaran
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Patent number: 11029333Abstract: A testing apparatus includes a pressing device and a chip carrying device. The chip carrying device includes a circuit board and a plurality of electrically connecting units. Each electrically connecting unit includes a main body disposed on the circuit board to form an accommodating slot, a lift structure, a supporting structure, an elastic assembly sandwiched between the lift structure and the supporting structure, and a plurality of probe assemblies, the latter four of which are arranged in the accommodating slot. The lift structure has a chip receiving slot for receiving a chip. When the chip receiving slot receives the chip and the lift structure is not pressed, the probe assemblies are not connected to the chip. When the chip receiving slot receives the chip and the lift structure is pressed by the pressing device to move toward the accommodating slot, the probe assemblies are connected to the chip.Type: GrantFiled: August 28, 2019Date of Patent: June 8, 2021Assignee: ONE TEST SYSTEMSInventors: Chen-Lung Tsai, Gene Rosenthal
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Patent number: 11021188Abstract: A system comprises: a radio frequency (RF) resonator comprising a cavity and a tuning element, the cavity having at least one port, and the tuning element having a length inside the cavity; a processor; a spectrum analyzer coupled to the at least one port, the spectrum analyzer to provide to the processor values of a resonance parameter, the resonance parameter indicative of a resonant wavelength of the RF resonator; and an automotive steering mechanism coupled to the tuning element.Type: GrantFiled: December 29, 2017Date of Patent: June 1, 2021Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Siva RaghuRam Prasad Chennupati, Sandeep Tallada
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Patent number: 11022659Abstract: An object of the present invention is to provide a magnetic sensor that can reduce influences of a disturbance magnetic field while ensuring high detection sensitivity. The magnetic sensor includes a sensor chip 20 having an element formation surface 20S on which magnetic detection elements MR3, MR4 are formed, a first magnetic member 31 placed on the element formation surface 20S and having a first height H1 as a height from the element formation surface 20S, and a second magnetic member 32 located on an opposite side of the magnetic detection elements MR3, MR4 to the first magnetic member 31 and having a second height H2 lower than the first height H1. According to the present invention, because the height H2 of the second magnetic member 32 is lower than that of the first magnetic member 31, a detection magnetic field attracted to the second magnetic member 32 can be reduced while a disturbance magnetic field is shielded by the second magnetic member 32.Type: GrantFiled: October 20, 2016Date of Patent: June 1, 2021Assignee: TDK CORPORATIONInventors: Yuki Asazuma, Kei Tanabe, Akihiro Unno, Atsushi Matsuda, Masashi Takahashi
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Patent number: 11022636Abstract: A current sensor circuit is provided. The circuit includes a voltage integration circuit connected in parallel to an inductive element. The voltage integration circuit is configured to integrate an inductive element current through the inductive element between a first potential at a first end of the inductive element and a second potential a second end of the inductive element. The voltage integration circuit provides a voltage analog of the inductive element current. A voltage current convertor circuit is electrically connected to the voltage integration circuit. The voltage current convertor circuit is configured to convert the voltage analog of the voltage integration circuit to an output current that is proportional to the inductive element current.Type: GrantFiled: November 15, 2019Date of Patent: June 1, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventor: Paul Ranucci
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Patent number: 11019329Abstract: In one embodiment, a digital zoom and panning system for digital video is disclosed including an image acquisition device to capture digital video images; an image buffer to store one or more frames of digital video images as source pixels; a display device having first pixels to display images; a user interface to accept user input including a source rectangle to select source pixels within frames of the digital video images, a destination rectangle to select target pixels within the display device to display images, and a region of interest within the digital video images to display in the destination rectangle; and a digital mapping and filtering device to selectively map and filter source pixels in the region of interest from the image buffer into target pixels of the display device in response to the user input.Type: GrantFiled: September 12, 2019Date of Patent: May 25, 2021Assignee: Intuitive Surgical Operations, Inc.Inventors: Brian D. Hoffman, Christopher J. Hasser, William C. Nowlin
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Patent number: 11016131Abstract: In an example, monitoring circuitry includes a first and a second coupling to electrically connect the monitoring circuitry to a monitored circuit having a resistance. The resistance of the monitored circuit may be indicative of a status, and the monitored circuit may be connected in series between the first and second coupling. The first coupling comprises a plurality of galvanically separated connection elements which are to form an electrical connection with a common connection element of the monitored circuit. The monitoring circuitry further comprises a monitoring apparatus to determine the resistance of the monitored circuit via the first coupling and the second coupling. The monitoring apparatus is to acquire a plurality of electrical values and to use the plurality of electrical values to determine a value of the resistance of the monitored circuit.Type: GrantFiled: April 29, 2016Date of Patent: May 25, 2021Assignee: HP Indigo B.V.Inventor: Gideon Amir
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Patent number: 11016139Abstract: The present application provides a test assembly, including: a detection pin (11), a pressure sensor (12) connected to the detection pin (11), and a drive mechanism (18) configured to drive each detection pin (11), and each pressure sensor (12) is configured to detect the pressure applied to the detection pin (11) in real time.Type: GrantFiled: October 24, 2018Date of Patent: May 25, 2021Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventor: Tianhui Qiu
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Patent number: 11018382Abstract: A method for assigning a unique number to a cell module controller including applying unique number assignment signals to one or more resistor units connected to one or more cell module controllers, respectively, through a main BMS and assigning unique numbers to one or more cell module controllers based on voltage values of the unique number assignment signals applied to one or more resistor units, respectively.Type: GrantFiled: November 28, 2017Date of Patent: May 25, 2021Assignee: LG CHEM, LTD.Inventors: Jun Cheol Park, Keunwook Lee
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Patent number: 11009552Abstract: A digital sampling oscilloscope (DSO) includes a housing, an analog measurement input interface arranged in a housing wall of the housing and a measurement acquisition system having a digitizer and an acquisition memory coupled to the digitizer. The measurement acquisition system is integrated into the housing and coupled to the analog measurement input interface. The DSO further includes a signal generator integrated into the housing. An operation mode control signal output interface is arranged in a housing wall of the housing. The signal generator is coupled to the operation mode control signal output interface and is configured to output an operation mode control signal to a device under test (DUT) connected to both the operation mode control signal output interface and the analog measurement input interface for controlling a test operation mode of the DUT.Type: GrantFiled: December 19, 2018Date of Patent: May 18, 2021Assignee: ROHDE & SCHWARZ GMBH & CO. KGInventors: Markus Freidhof, Randy White, Guido Schulze
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Patent number: 11009555Abstract: Provided are a battery management system and method for optimizing an internal resistance of a battery. The battery management system includes: a current measurement unit configured to measure a discharging current of the battery; a memory configured to store a plurality of voltage-current characteristic profiles; and a control unit operatively connected to the current measurement unit and the memory and configured to determine a reference profile from the plurality of voltage-current characteristic profiles based on a state of charge and a temperature of the battery. The reference profile includes a start point, an end point, and a plurality of intermediate points positioned between the start point and the end point.Type: GrantFiled: September 5, 2018Date of Patent: May 18, 2021Assignee: LG Chem, Ltd.Inventor: Sun-Young Cha