Patents by Inventor Suma Memana Narayana Bhat
Suma Memana Narayana Bhat 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: 9552920Abstract: A system, such as a charging system, is provided. The system can include a coil. A connection module can be coupled to the coil and configured to allow the coil to communicate with an energy source to generate a magnetic field. A field-focusing element can be included, the field-focusing element acting to focus the magnetic field when the magnetic field varies in time at a predetermined rate. In one embodiment, the field-focusing element may be configured to focus the magnetic field in an area separated from the coil by at least about 5 cm.Type: GrantFiled: April 28, 2011Date of Patent: January 24, 2017Assignee: General Electric CompanyInventors: Suma Memana Narayana Bhat, Adnan Kutubuddin Bohori, Neeraj Kamal Singh Kumar, Somakumar Ramachandrapanicker
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Publication number: 20160105036Abstract: A system including a primary coil assembly is provided. The primary coil assembly is configured to operate at a first resonant frequency having a first bandwidth; wherein a difference between the first resonant frequency and a system frequency is at least two times the first bandwidth, where the first resonant frequency is selected such that upon energizing the primary coil assembly at the system frequency, a primary current is induced in the primary coil assembly, which is at least ten times lesser than a system current.Type: ApplicationFiled: October 8, 2015Publication date: April 14, 2016Inventors: Arun Kumar RAGHUNATHAN, Somakumar RAMACHANDRAPANICKER, Suma Memana Narayana BHAT, Rijin SASEENDRAN, Adnan Kutubuddin BOHORI, Dinkar AGRAWAL
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Patent number: 9312063Abstract: A contactless power transfer system is provided. The system includes a first coil configured to produce a magnetic field. The system also includes a second coil configured to receive power from the first coil via the magnetic field. The system further includes a field focusing element. The field focusing element includes a plurality of resonators arranged in an array. Each of the plurality of resonators, upon excitation, interfere constructively in a direction of the second coil and interfere destructively in a remaining space to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: GrantFiled: January 28, 2014Date of Patent: April 12, 2016Assignee: General Electric CompanyInventors: Adnan Kutubuddin Bohori, James William Bray, Somakumar Ramachandrapanicker, Suma Memana Narayana Bhat
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Publication number: 20160043568Abstract: A contactless power transfer system is provided. The contactless power transfer system includes a first power exchanging coil configured to exchange power, a power mating coil operatively coupled to a switching unit, and a controller operatively coupled to the switching unit. The controller is configured to control switching operations of the switching unit to actively control a current in the power mating coil to match an impedance of the first power exchanging coil and enable the exchange of power.Type: ApplicationFiled: July 23, 2015Publication date: February 11, 2016Inventors: Arun Kumar RAGHUNATHAN, Somakumar RAMACHANDRAPANICKER, Suma Memana Narayana BHAT, Satishbabu BHOGINENI
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Patent number: 9174876Abstract: A contactless power transfer system is proposed. The power transfer system comprises a field-focusing element comprising a dielectric material. The dielectric material comprises a composition that is selected from the family of (Ba,Sr)TiO3 or CaCu3Ti4O12. The compositions of the (Ba, Sr)TiO3 include the materials such as Ca1-x-yBaxSryTi1-zCrzO3-?Np, wherein 0<x<1; 0<y<1; 0?z?0.01; 0???1; and 0?p?1. The compositions of the CaCu3Ti4O12 include the materials such as Ca1-x-yBaxSry(Ca1-zCuz)Cu2Ti4-?Al?O12-0.5?, wherein 0?x<0.5; 0?y<0.5; 0?z<1; and 0???0.1.Type: GrantFiled: May 12, 2010Date of Patent: November 3, 2015Assignee: General Electric CompanyInventors: Kalaga Murali Krishna, Lohit Matani, Adnan Kutubuddin Bohori, Suma Memana Narayana Bhat, Somakumar Ramachandrapanicker
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Publication number: 20150097579Abstract: A material constituent sensor includes one or more metamaterial assisted antennas located to probe a material that may be a multiphase composition. A signal source excites at least one metamaterial assisted antenna in a desired range of radio frequency (RF) signals, a desired range of microwave signals, or a combination RF signals and microwave signals. A data processing device is programmed to estimate material constituent fractions associated with the probed material based on amplitude data, phase data, frequency shift data, or a combination of amplitude data, phase data and frequency shift data in response to transmitted energy from at least one excited metamaterial assisted antenna, reflected energy received by at least one metamaterial assisted antenna, frequency shift data, or a combination of the transmitted energy, the reflected energy and the frequency shift.Type: ApplicationFiled: May 29, 2013Publication date: April 9, 2015Inventors: Praful Sharma, Manoj Kumar Koyithitta Meethal, Aparna Chakrapani Sheila-Vadde, Suma Memana Narayana Bhat, Vipin Velayudhan
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Patent number: 8968609Abstract: A contactless power transfer system is proposed. The power transfer system comprises a field-focusing element comprising a dielectric material. The dielectric material comprises a composition that is selected from the family of (Ba,Sr)TiO3 or CaCu3Ti4O12. The compositions of the (Ba,Sr)TiO3 include the materials such as Ca1-x-yBaxSryTi1-zCrzO3-?Np, wherein 0<x<1; 0<y<1; 0?z?0.01; 0???1; and 0?p?1. The compositions of the CaCu3Ti4O12 include the materials such as Ca1-x-yBaxSry (Ca1-zCuz)Cu2Ti4-?Al?O12-0.5?, wherein 0?x<0.5; 0?y<0.5; 0?z?1; and 0???0.1.Type: GrantFiled: May 12, 2010Date of Patent: March 3, 2015Assignee: General Electric CompanyInventors: Kalaga Murali Krishna, Jay Chakraborty, Lohit Matani, Adnan Kutubuddin Bohori, Suma Memana Narayana Bhat, Somakumar Ramachandrapanicker
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Patent number: 8849402Abstract: A system and method for contactless power transfer in implantable devices for charging rechargeable batteries disposed within the implantable devices are provided. The system includes a first coil electrically couplable to a power source, wherein the first coil is configured to produce a magnetic field. The system further includes a second coil electrically coupled to the rechargeable battery disposed within the implantable device and configured to receive power from the first coil via the magnetic field and to transfer the power to the rechargeable battery. The system also includes a field focusing element disposed between the first coil and the second coil and configured as a self resonant coil having a standing wave current distribution to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: GrantFiled: March 21, 2011Date of Patent: September 30, 2014Assignee: General Electric CompanyInventors: Adnan Kutubuddin Bohori, Somakumar Ramachandrapanicker, Suma Memana Narayana Bhat
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Publication number: 20140139041Abstract: A contactless power transfer system is provided. The system includes a first coil configured to produce a magnetic field. The system also includes a second coil configured to receive power from the first coil via the magnetic field. The system further includes a field focusing element. The field focusing element includes a plurality of resonators arranged in an array. Each of the plurality of resonators, upon excitation, interfere constructively in a direction of the second coil and interfere destructively in a remaining space to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: ApplicationFiled: January 28, 2014Publication date: May 22, 2014Applicant: General Electric CompanyInventors: Adnan Kutubuddin Bohori, James William Bray, Somakumar Ramachandrapanicker, Suma Memana Narayana Bhat
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Patent number: 8674550Abstract: A contactless power transfer system is proposed. The system includes a first coil coupled to a power source and configured to produce a magnetic field. A second coil is configured to receive power from the first coil via the magnetic field. A field focusing element is disposed between the first coil and the second coil and configured as a self resonant coil having a standing wave current distribution. The field focusing element is further configured to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: GrantFiled: March 25, 2010Date of Patent: March 18, 2014Assignee: General Electric CompanyInventors: Adnan Kutubuddin Bohori, James William Bray, Somakumar Ramachandrapanicker, Suma Memana Narayana Bhat
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Publication number: 20140062181Abstract: A contactless power transfer system comprising a power exchanging coil configured to exchange power via a magnetic field, a field focusing element for focusing the magnetic field, and a compensation coil having a resonance frequency different from a resonance frequency of the field focusing element for matching an impedance of the contactless power transfer system and compensating a change in phase resulting from a misalignment in the contactless power transfer system.Type: ApplicationFiled: August 28, 2013Publication date: March 6, 2014Applicant: General Electric CompanyInventors: Adnan Kutubuddin BOHORI, Suma Memana Narayana BHAT, Arun Kumar RAGHUNATHAN
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Patent number: 8552595Abstract: A system and method for contactless power transfer in a portable image detector for charging rechargeable batteries disposed within the portable image detector is provided. The system includes a first coil couplable to a power source, wherein the first coil is configured to produce a magnetic field. The system further includes a second coil coupled to the rechargeable battery disposed within the portable image detector and configured to receive power from the first coil via the magnetic field and to transfer the power to the rechargeable battery. The system also includes a field focusing element disposed between the first coil and the second coil and configured as a self resonant coil having a standing wave current distribution to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: GrantFiled: May 31, 2011Date of Patent: October 8, 2013Assignee: General Electric CompanyInventors: Adnan Kutubuddin Bohori, Suma Memana Narayana Bhat, Somakumar Ramachandrapanicker, Jeffrey Neal Slotnick
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Patent number: 8441153Abstract: A system comprising a contactless power transfer system is presented. The system includes a primary element, a secondary element, and at least one field-focusing element interposed between the primary element and the secondary element and configured to focus a magnetic field. A partition is disposed between the primary element and the secondary element. The contactless power transfer system is disposed within pressure isolation cavities of a sub-sea assembly and configured to transfer power between a power source and a load.Type: GrantFiled: June 22, 2010Date of Patent: May 14, 2013Assignee: General Electric CompanyInventors: Adnan Kutubuddin Bohori, Somakumar Ramachandrapanicker, Christof Martin Sihler, Arvind Kumar Tiwari, Suma Memana Narayana Bhat
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Publication number: 20120306281Abstract: A system and method for contactless power transfer in a portable image detector for charging rechargeable batteries disposed within the portable image detector is provided. The system includes a first coil couplable to a power source, wherein the first coil is configured to produce a magnetic field. The system further includes a second coil coupled to the rechargeable battery disposed within the portable image detector and configured to receive power from the first coil via the magnetic field and to transfer the power to the rechargeable battery. The system also includes a field focusing element disposed between the first coil and the second coil and configured as a self resonant coil having a standing wave current distribution to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: ApplicationFiled: May 31, 2011Publication date: December 6, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Adnan Kutubuddin Bohori, Suma Memana Narayana Bhat, Somakumar Ramachandrapanicker, Jeffrey Neal Slotnick
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Patent number: 8292052Abstract: A contactless power transfer system for a mobile asset is presented. The system includes a primary loop disposed adjacent to a location that is coupled to a power source. A secondary receiving coil is disposed on the mobile asset and coupled to a traction motor for receiving power from the primary loop. The power transfer system further includes a field-focusing element that can focus a magnetic field from the primary loop onto the secondary receiving coil, the field-focusing element having a non-linear current distribution.Type: GrantFiled: June 24, 2010Date of Patent: October 23, 2012Assignee: General Electric CompanyInventors: Adnan Kutubuddin Bohori, Ajith Kuttannair Kumar, Bret Dwayne Worden, James William Bray, Somakumar Ramachandrapanicker, Arvind Kumar Tiwari, Suma Memana Narayana Bhat
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Publication number: 20120245649Abstract: A system and method for contactless power transfer in implantable devices for charging rechargeable batteries disposed within the implantable devices are provided. The system includes a first coil electrically couplable to a power source, wherein the first coil is configured to produce a magnetic field. The system further includes a second coil electrically coupled to the rechargeable battery disposed within the implantable device and configured to receive power from the first coil via the magnetic field and to transfer the power to the rechargeable battery. The system also includes a field focusing element disposed between the first coil and the second coil and configured as a self resonant coil having a standing wave current distribution to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: ApplicationFiled: March 21, 2011Publication date: September 27, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Adnan Kutubuddin Bohori, Somakumar Ramachandrapanicker, Suma Memana Narayana Bhat
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Patent number: 8174134Abstract: A system includes a first coil mechanically coupled to a first component and electrically coupled to a power source. The system further includes a second coil mechanically coupled to a second component and configured to receive power from the first coil via a magnetic field. At least one of the first and second components includes a rotatable component. The system also includes a field focusing element disposed between the first coil and the second coil and configured as a self resonant coil having a standing wave current distribution to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.Type: GrantFiled: October 28, 2010Date of Patent: May 8, 2012Assignee: General Electric CompanyInventors: Adnan Kutubuddin Bohori, Somakumar Ramachandrapanicker, Suma Memana Narayana Bhat
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Publication number: 20120025942Abstract: A system, such as a charging system, is provided. The system can include a coil. A connection module can be coupled to the coil and configured to allow the coil to communicate with an energy source to generate a magnetic field. A field-focusing element can be included, the field-focusing element acting to focus the magnetic field when the magnetic field varies in time at a predetermined rate. In one embodiment, the field-focusing element may be configured to focus the magnetic field in an area separated from the coil by at least about 5 cm.Type: ApplicationFiled: April 28, 2011Publication date: February 2, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Suma Memana Narayana Bhat, Adnan Kutubuddin Bohori, Neeraj Kamal Singh Kumar, Somakumar Ramachandrapanicker
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Publication number: 20120025758Abstract: A contactless charging system is presented. The contactless charging system includes an electrical outlet coupled to a power source and comprising a primary coil. An inlet on a vehicle comprising a dielectric region is disposed within a cavity. A secondary coil is disposed within the cavity and coupled to a storage module. A field focusing element is disposed proximate the dielectric region and configured to focus a magnetic field.Type: ApplicationFiled: July 28, 2010Publication date: February 2, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Adnan Kutubuddin Bohori, James William Bray, Kumar Vaibhav Srivastava, Somakumar Ramachandrapanicker, Jay Chakraborty, Suma Memana Narayana Bhat, Neelmegh. R
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Publication number: 20110315496Abstract: A contactless power transfer system for a mobile asset is presented. The system includes a primary loop disposed adjacent to a location that is coupled to a power source. A secondary receiving coil is disposed on the mobile asset and coupled to a traction motor for receiving power from the primary loop. The power transfer system further includes a field-focusing element that can focus a magnetic field from the primary loop onto the secondary receiving coil, the field-focusing element having a non-linear current distribution.Type: ApplicationFiled: June 24, 2010Publication date: December 29, 2011Applicant: GENERAL ELECTRIC COMPANYInventors: Adnan Kutubuddin Bohori, Ajith Kuttannair Kumar, Bret Dwayne Worden, James William Bray, Somakumar Ramachandrapanicker, Arvind Kumar Tiwari, Suma Memana Narayana Bhat