Patents by Inventor Hsu-Hsiang Wu

Hsu-Hsiang Wu 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).

  • Patent number: 11061161
    Abstract: An antenna assembly includes a tool mandrel having a tool axis and a coil including a plurality of windings wrapped about the tool mandrel at a winding angle offset from the tool axis. An antenna shield is secured to the tool mandrel and positioned radially outward from the coil. The antenna shield defines a plurality of slots extending perpendicular to the coil at any angular location about a circumference of the tool mandrel and the plurality of slots is provided in two or more dissimilar lengths.
    Type: Grant
    Filed: January 10, 2017
    Date of Patent: July 13, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Michael Bittar, Jin Ma, Hsu-Hsiang Wu
  • Patent number: 11061162
    Abstract: A logging tool and a method for in-situ, independent calibration of receiver amplifier electronics separately from transmitter electronics. A logging tool can perform in-situ gain and phase calibration on one or more receiver assemblies, each consisting of at least a receiver amplifier electronics and a receiver antenna, and based on a calculated gain and phase of the receiver assembly, determine the true antenna amplitude and phase associated with a measurement made by the receiver assembly. The logging tool can perform in-situ crosstalk measurement and calibration, by determining a crosstalk matrix for all of the receiver assemblies and for each receiver assembly, removing the crosstalk interference from the measurement made by the receiver assembly.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: July 13, 2021
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Matthew Chase Griffing, Imran Sharif Vehra, Hsu-Hsiang Wu
  • Publication number: 20210190987
    Abstract: A system and method for determining an uncertainty of a distance to bed boundary (DTBB) inversion of a geologic formation. The system or method includes receiving logging data from a borehole tool, performing a first DTBB inversion using the logging data to calculate first DTBB solutions, adding quantified noise to the logging data to produce an adjusted signal, performing a second DTBB inversion using the adjusted signal to calculate second DTBB solutions, comparing the first DTBB solutions to the second DTBB solutions to determine an uncertainty of the first DTBB solutions based on a relationship of the quantified noise and the difference between the first DTBB solutions and the second DTBB solutions.
    Type: Application
    Filed: December 20, 2019
    Publication date: June 24, 2021
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Hsu-Hsiang Wu, Jin Ma, Clint Lozinsky
  • Patent number: 11035975
    Abstract: An electromagnetic induction tool and method. The electromagnetic induction tool may comprise a tool body, a gap sub may separate different sections of the tool body and may be positioned to at least partially hinder the flow of an axial current and an azimuthal current on the tool body. A coil antenna may be disposed over the gap sub. A method of increasing an electromagnetic field may comprise providing an electromagnetic induction tool. The electromagnetic induction tool may comprise a tool body, a gap sub may separate different sections of the tool body and may be positioned to at least partially hinder flow of an axial current and an azimuthal current on the tool body. A coil antenna may be disposed over the gap sub. The method may further comprise placing the electromagnetic induction tool into a wellbore and operating the coil antenna.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: June 15, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Paul Chin Ling Chang, Ilker R. Capoglu, Hsu-Hsiang Wu
  • Patent number: 11035981
    Abstract: A method for calibrating a resistivity-logging tool using air-hang calibration is provided. The method may include performing an air-hang measurement using the resistivity-logging tool and performing a first measurement decoupling operation on the air-hang measurement. The first measurement decoupling operation may include generating correcting factors based on a physical model and calculating an air-hang calibration matrix based on the correcting factors. Additionally, the method may include performing a formation measurement using the resistivity-logging tool and performing a second measurement decoupling operation on the formation measurement to generate a decoupled formation measurement matrix. Further, the method may include calibrating the resistivity-logging tool to generate a calibrated formation measurement matrix by subtracting the air-hang calibration matrix from the decoupled formation measurement matrix.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: June 15, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Li Pan, Hsu-Hsiang Wu, Yijing Fan
  • Publication number: 20210175597
    Abstract: A method comprises determining a plurality of responses at a plurality of tilted angles for multiple coils of a collocated antenna assembly based on at least one coil parameter of the collocated antenna assembly, wherein the at least one coil parameter comprises at least one of a number of coil turns, a coil size, and a number of coils. The method includes determining crosstalk between the multiple coils at each of the plurality of tilted angles from the plurality of responses. The method includes determining a signal-to-noise ratio for each of the plurality of tilted angles based on the crosstalk. The method also includes selecting a tilted angle for the collocated antenna assembly corresponding to an optimal signal-to-noise ratio of the determined signal-to-noise ratios.
    Type: Application
    Filed: December 10, 2019
    Publication date: June 10, 2021
    Inventors: Hsu-Hsiang Wu, Yijing Fan, Jin Ma
  • Publication number: 20210173114
    Abstract: A ranging system using spatially continuous filtering techniques to constrain ranging measurements, thereby improving ranging calculations between a bottom-hole-assembly and at least one target well. By taking advantage of the spatial continuity of the wellbore geometry, a quality check of a ranging measurement is performed using ranging measurements acquired at prior depths. Thus, the methods described herein provide improved ranging and direction estimates, as well as prediction of ranging and direction of the target well ahead of the bottom-hole-as sembly.
    Type: Application
    Filed: June 8, 2017
    Publication date: June 10, 2021
    Inventors: Glenn A. Wilson, Hsu-Hsiang Wu
  • Patent number: 11029440
    Abstract: A modular downhole logging system includes a transmitter module having a local frequency, wherein the transmitter module transmits interrogation signals into a formation based on the local frequency. The downhole system also includes a receiver module axially-spaced from the transmitter module and that receives response signals corresponding to the interrogation signals, wherein the receiver module includes sampling logic and sync estimation logic. The sync estimation logic is configured to perform sync estimation operations including estimating the local frequency of the transmitter module based on analysis of response signal Fourier transform results corresponding to different frequencies. The sampling logic/clock is configured to sample the response signals based on the estimated local frequency of the transmitter module, wherein a processor derives formation property values using the sampled response signals.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: June 8, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Hsu-Hsiang Wu, Matthew Chase Griffing, Christopher Golla
  • Publication number: 20210157027
    Abstract: Methods to configure a downhole electromagnetic tool and downhole electromagnetic tool calibration systems are disclosed. A method to configure a downhole electromagnetic tool includes obtaining a first calibration measurement of a first tool configuration and a second calibration measurement of a second tool configuration of a downhole electromagnetic tool, and determining a first ratio of the first calibration to the second calibration. The method further includes obtaining a first synthetic response of the first tool configuration from a first model of the downhole electromagnetic tool, and obtaining a second synthetic response of the second tool configuration from a second model of the downhole electromagnetic tool, and determining a second ratio of the first synthetic response to the second synthetic response.
    Type: Application
    Filed: November 22, 2019
    Publication date: May 27, 2021
    Inventors: Hsu-Hsiang WU, Jin Ma, Yijing Fan
  • Patent number: 11015432
    Abstract: A method may comprise: inserting into a wellbore penetrating a subterranean formation a tool comprising: a transmitter sub assembly comprising a transmitter; and a receiver sub assembly comprising a receiver; generating an electromagnetic wave at the transmitter; propagating the electromagnetic wave through the subterranean formation; receiving the electromagnetic wave in the receiver; generating a response signal in the receiver; calculating a distance to a bed boundary position in a TVDp direction, wherein the TVDp direction is a direction where an angle between the TVDp direction and a tool axis is equal to a tool inclination from a true vertical direction (TVD), wherein TVD is a direction with respect to gravity; calculating a distance to bed boundary in a TST direction, wherein the TST direction is a true stratigraphic thickness direction in a direction towards a bed boundary; calculating a distance to bed boundary in a TVD direction; generating a formation characterization comprising a visual representa
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: May 25, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Li Pan, Hsu-Hsiang Wu
  • Patent number: 11008836
    Abstract: Methods to accurately plan and optimize clamped source excitation in ranging or telemetry operations approximate a well having a complex pipe structure as a simple solid pipe (“effective model”) with an effective pipe cross-section and resistance. The simple solid pipe is then treated as a thin wire and analyzed using a FAST Code.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: May 18, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Hsu-Hsiang Wu, Burkay Donderici, Yijing Fan
  • Publication number: 20210132251
    Abstract: A method for selecting initial models or inversion solutions during an inversion process from electromagnetic measurements may comprise disposing an electromagnetic well measurement system into a wellbore, transmitting electromagnetic fields into a formation with the electromagnetic transmitter, measuring the electromagnetic fields with the electromagnetic receiver as measurements at a depth in the wellbore, forming initial models for the inversion process based on the measurements and performing an inversion, filtering an inversion solution, forming a solution database from the filtered inversion solutions, building a reference model, calculating a similarity between the reference model and one or more models in the solution database, selecting one or more results from the solution database with the similarity larger than a threshold, and generating a final inversion model image from the one or more results.
    Type: Application
    Filed: April 12, 2019
    Publication date: May 6, 2021
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Weixin Dong, Hsu Hsiang Wu
  • Patent number: 10996368
    Abstract: A system and method for electromagnetic measurements. The system may comprise an electromagnetic transmitter, wherein the electromagnetic transmitter is an antenna and is operable to transmit a low frequency electromagnetic field into a formation or a high frequency electromagnetic field into the formation. The system may further comprise an electromagnetic receiver, wherein the electromagnetic receiver is an antenna and is operable to record the high frequency electromagnetic field or the low frequency electromagnetic field. The method may comprise transmitting a high frequency electromagnetic field, recording a high frequency electromagnetic field, transmitting a low frequency electromagnetic field, recording a low frequency electromagnetic field, performing a shallow inversion on the low frequency electromagnetic field and the high frequency electromagnetic field to form a formation resistivity model, and running the deep inversion with the random initial guesses that have the misfit.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: May 4, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Weixin Dong, Hsu-Hsiang Wu, Li Pan
  • Patent number: 10968735
    Abstract: A telemetry and communication system and method for communication between a well production system and a well assist system. The system may comprise a well production system, which may comprise a telemetry sensor disposed in a production well below a highly conductive layer and a transmitter. The system may further comprise a well assist system comprising a sensor which is operable to receive information from the transmitter. A method for providing telemetry and communication may comprise determining a location of a well assist system for a well production system, deploying the well assist system to the location, disposing a sensor from the well assist system below a highly conductive layer, and receiving information with the sensor, the information being transmitted from a transmitter of the well production system disposed below the highly conductive layer.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: April 6, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Yijing Fan, Li Pan, Hsu-Hsiang Wu
  • Patent number: 10962676
    Abstract: A method comprising determining a resistivity of a formation, based on a detection of angular electromagnetic signals by a receiver antenna on a first sub of a multi-sub resistivity tool during rotational operation in a wellbore within the formation, the angular electromagnetic signals emitted into the formation, prior to the detection, by a transmitter antenna on a second sub of the multi-sub resistivity tool, wherein the first sub and the second sub are separated apart such that the angular electromagnetic signals are to be transmitted deep into the formation, wherein determining the resistivity comprises curve-fitting and reproducing angular electromagnetic signals by the receiver antenna, and decoupling component signals based on fitting coefficients derived from the angular electromagnetic signals.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: March 30, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Jin Ma, Hsu-Hsiang Wu
  • Publication number: 20210079785
    Abstract: A method and system for determining a position of a second production wellbore. The method may comprise inducing a first current into a first conductive member with a first source, emitting a first magnetic field generated by the first current from the first conductive member into a formation, inducing a second current into a second conductive member with a second source, emitting a second magnetic field generated by the second current from the second conductive member into the formation, disposing an electromagnetic sensor system into the second production wellbore, recording the first magnetic field with the at least one sensor from the formation, and recording the second magnetic field with the at least one sensor from the formation. The system may comprise a first source, an electromagnetic sensor system, at least one sensor and an information handling system configured to determine the position of the second production wellbore.
    Type: Application
    Filed: November 30, 2018
    Publication date: March 18, 2021
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Yijing Fan, Hsu-Hsiang Wu, Li Pan
  • Publication number: 20210055447
    Abstract: A system and method for electromagnetic measurements. The system may comprise an electromagnetic transmitter, wherein the electromagnetic transmitter is an antenna and is operable to transmit a low frequency electromagnetic field into a formation or a high frequency electromagnetic field into the formation. The system may further comprise an electromagnetic receiver, wherein the electromagnetic receiver is an antenna and is operable to record the high frequency electromagnetic field or the low frequency electromagnetic field. The method may comprise transmitting a high frequency electromagnetic field, recording a high frequency electromagnetic field, transmitting a low frequency electromagnetic field, recording a low frequency electromagnetic field, performing a shallow inversion on the low frequency electromagnetic field and the high frequency electromagnetic field to form a formation resistivity model, and running the deep inversion with the random initial guesses that have the misfit.
    Type: Application
    Filed: December 28, 2018
    Publication date: February 25, 2021
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Weixin Dong, Hsu-Hsiang Wu, Li Pan
  • Patent number: 10928542
    Abstract: A method may comprise: inserting into a wellbore penetrating a subterranean formation an apparatus comprising: a transmitter sub comprising a transmitter coil; a first receiver sub comprising a first receiver coil; a second receiver sub comprising a second receiver coil; and a third receiver sub comprising a third receiver coil; generating an electromagnetic wave at the transmitter coil; propagating the electromagnetic wave through the subterranean formation; receiving the electromagnetic wave in the first receiver coil, the second receiver coil, and the third receiver coil; generating a plurality of response signals, wherein the plurality of response signals comprises a first response signal in the first receiver coil, a second response signal in the second receiver coil, and a third response signal the third receiver coil; solving a series of linear equations defined by an orientation of the transmitter sub in the wellbore, orientation in the wellbore for each of the first receiver coil, the second receiver
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: February 23, 2021
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Li Pan, Hsu-Hsiang Wu, Yijing Fan
  • Publication number: 20210047921
    Abstract: A system and a method for a look-ahead drill bit. The system may comprise an ultra-deep transmitter operable to transmit a low frequency signal into a formation, a shallow tool operable to transmit a high frequency signal into the formation, at least one ultra-deep receiver operable to record a reflected low frequency signal, and at least one pair of collocated receivers, wherein the at least one pair of collocated receivers are operable to record a reflected high frequency signal. A method may comprise transmitting a high frequency signal from the shallow tool into the formation, transmitting a low frequency signal from the ultra-deep transmitter into the formation, evaluating the reflected high frequency signal and the reflected low frequency signal on an information handling system with a look-ahead inversion, and steering the bottom hole assembly in the formation based on the subterranean formation property.
    Type: Application
    Filed: November 27, 2018
    Publication date: February 18, 2021
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Michael S. Bittar, Hsu-Hsiang Wu
  • Publication number: 20210041594
    Abstract: A transmitter of a downhole tool inserted in a borehole of a geological formation transmits a first signal. A receiver of the downhole tool receives a second signal, where the second signal is induced by the first signal in the geological formation. A simple response matrix is determined based on the second signal, where the simple response matrix includes a plurality of response components. One or more of the response components are combined and a modified response matrix is formed by replacing one or more of the plurality of response components in the simple response matrix with a linear combination of the response components of the simple response matrix. The modified response matrix is inverted and an indication of formation properties in the geological formation is output.
    Type: Application
    Filed: June 29, 2018
    Publication date: February 11, 2021
    Inventors: Li Pan, Hsu-Hsiang Wu, Weixin Dong, YiJing Fan