Patents by Inventor Fernando Ruiz Gomez
Fernando Ruiz Gomez 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: 10381938Abstract: A resonant circuit includes first, second, and third input nodes configured to receive a three phase input power and is formed as a delta circuit including a first leg connected between a first corner node and a second corner node, a second leg connected between the second corner node and a third corner node, and a third leg connected between the third corner node and the first corner node. A first outer resonant device is connected between the first input node and the first corner node, a second outer resonant device connected between the second input node and the second corner node, and a third outer resonant device connected between the third input node and the third corner node. Each leg of the delta circuit includes an inner resonant device connected in series with a corresponding transformer.Type: GrantFiled: September 14, 2018Date of Patent: August 13, 2019Assignee: Huawei Technologies Co., Ltd.Inventors: Yanzhong Zhang, Fernando Ruiz Gomez, Georgios Tsengenes, Grover Victor Torrico-Bascopé
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Publication number: 20190131880Abstract: The present invention relates to a bi-directional DC-DC converter comprising: a first terminal, a second terminal, a transformer circuit, a first high voltage side coupled to said first terminal, and a second low voltage side coupled to said second terminal; wherein said first high voltage side and said second low voltage side are coupled to each other by means of said transformer circuit, and said first high voltage side comprises a resonant tank circuit coupled between a first bridge circuit of said first high voltage side and a high voltage side of said transformer circuit. Furthermore, the invention also relates to a system comprising at least two such bi-directional DC-DC converters.Type: ApplicationFiled: December 27, 2018Publication date: May 2, 2019Inventors: Grover Victor TORRICO-BASCOPÉ, Fernando RUIZ GOMEZ, Cicero DA SILVEIRA POSTIGLIONE
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Patent number: 10193459Abstract: The present invention relates to a bi-directional DC-DC converter comprising: a first terminal, a second terminal, a transformer circuit, a first high voltage side coupled to said first terminal, and a second low voltage side coupled to said second terminal; wherein said first high voltage side and said second low voltage side are coupled to each other by means of said transformer circuit, and said first high voltage side comprises a resonant tank circuit coupled between a first bridge circuit of said first high voltage side and a high voltage side of said transformer circuit. Furthermore, the invention also relates to a system comprising at least two such bi-directional DC-DC converters.Type: GrantFiled: December 1, 2017Date of Patent: January 29, 2019Assignee: Huawei Technologies Co., Ltd.Inventors: Grover Victor Torrico-Bascopé, Fernando Ruiz Gomez, Cicero Da Silveira Postiglione
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Publication number: 20190013741Abstract: A resonant circuit includes first, second, and third input nodes configured to receive a three phase input power and is formed as a delta circuit including a first leg connected between a first corner node and a second corner node, a second leg connected between the second corner node and a third corner node, and a third leg connected between the third corner node and the first corner node. A first outer resonant device is connected between the first input node and the first corner node, a second outer resonant device connected between the second input node and the second corner node, and a third outer resonant device connected between the third input node and the third corner node. Each leg of the delta circuit includes an inner resonant device connected in series with a corresponding transformer.Type: ApplicationFiled: September 14, 2018Publication date: January 10, 2019Inventors: Yanzhong ZHANG, Fernando RUIZ GOMEZ, Georgios TSENGENES, Grover Victor TORRICO-BASCOPÉ
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Publication number: 20180102712Abstract: The present invention relates to a bi-directional DC-DC converter comprising: a first terminal, a second terminal, a transformer circuit, a first high voltage side coupled to said first terminal, and a second low voltage side coupled to said second terminal; wherein said first high voltage side and said second low voltage side are coupled to each other by means of said transformer circuit, and said first high voltage side comprises a resonant tank circuit coupled between a first bridge circuit of said first high voltage side and a high voltage side of said transformer circuit. Furthermore, the invention also relates to a system comprising at least two such bi-directional DC-DC converters.Type: ApplicationFiled: December 1, 2017Publication date: April 12, 2018Inventors: Grover Victor TORRICO-BASCOPÉ, Fernando RUIZ GOMEZ, Cicero DA SILVEIRA POSTIGLIONE
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Patent number: 9876434Abstract: The present invention relates to a bi-directional DC-DC converter comprising: a first terminal, a second terminal, a transformer circuit, a first high voltage side coupled to said first terminal, and a second low voltage side coupled to said second terminal; wherein said first high voltage side and said second low voltage side are coupled to each other by means of said transformer circuit, and said first high voltage side comprises a resonant tank circuit coupled between a first bridge circuit of said first high voltage side and a high voltage side of said transformer circuit. Furthermore, the invention also relates to a system comprising at least two such bi-directional DC-DC converters.Type: GrantFiled: August 29, 2016Date of Patent: January 23, 2018Assignee: Huawei Technologies Co., Ltd.Inventors: Grover Victor Torrico-Bascopé, Fernando Ruiz Gomez, Cicero Da Silveira Postiglione
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Publication number: 20160365803Abstract: The present invention relates to a bi-directional DC-DC converter comprising: a first terminal, a second terminal, a transformer circuit, a first high voltage side coupled to said first terminal, and a second low voltage side coupled to said second terminal; wherein said first high voltage side and said second low voltage side are coupled to each other by means of said transformer circuit, and said first high voltage side comprises a resonant tank circuit coupled between a first bridge circuit of said first high voltage side and a high voltage side of said transformer circuit. Furthermore, the invention also relates to a system comprising at least two such bi-directional DC-DC converters.Type: ApplicationFiled: August 29, 2016Publication date: December 15, 2016Inventors: Grover Victor TORRICO-BASCOPÉ, Fernando RUIZ GOMEZ, Cicero DA SILVEIRA POSTIGLIONE
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Patent number: 8238122Abstract: The present invention relates to a DC/DC converter (1) with primary side (11) consisting of a resonant converter, which DC/DC converter (1) comprises a first and a second transformer (T1, T2), connected in series on the primary side (11) and on the secondary side (12) of the DC/DC converter. The secondary side (12) comprises an autotransformer (Tcd) consisting of a first and a second winding (Tcda, Tcdb) connected to a common center tap (Tcdc), where the first winding (Tcda) of the autotransformer (Tcd) is connected to the secondary winding (T1b) of the first transformer (T1), forming a first output connection point (P1), the second winding (Tcdb) of the autotransformer (Tcd) is connected to the secondary winding (T2b) of the second transformer (T2), forming a second output connection point (P2).Type: GrantFiled: October 18, 2011Date of Patent: August 7, 2012Assignee: Huawei Technologies Co., Ltd.Inventors: Grover Victor Torrico-Bascopé, Fernando Ruiz Gomez
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Patent number: 8238121Abstract: The present invention relates to a DC/DC converter (1) with primary side (11) consisting of a resonant converter, which DC/DC converter (1) comprises a first and a second transformer (T1, T2), connected in series on the primary side (11) and on the secondary side (12) of the DC/DC converter. The secondary side (12) comprises an autotransformer (Tcd) consisting of a first and a second winding (Tcda, Tcdb) connected to a common center tap (Tcdc), where the first winding (Tcda) of the autotransformer (Tcd) is connected to the secondary winding (T1b) of the first transformer (T1), forming a first output connection point (P1), the second winding (Tcdb) of the autotransformer (Tcd) is connected to the secondary winding (T2b) of the second transformer (T2), forming a second output connection point (P2), and the center tap (Tcdc) of the autotransformer (Tcd) is connected to the positive output (21) of the secondary side (12).Type: GrantFiled: June 1, 2011Date of Patent: August 7, 2012Assignee: Huawei Technologies Co., Ltd.Inventors: Grover Victor Torrico-Bascopé, Fernando Ruiz Gomez
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Publication number: 20120033452Abstract: The present invention relates to a DC/DC converter (1) with primary side (11) consisting of a resonant converter, which DC/DC converter (1) comprises a first and a second transformer (T1, T2), connected in series on the primary side (11) and on the secondary side (12) of the DC/DC converter. The secondary side (12) comprises an autotransformer (Tcd) consisting of a first and a second winding (Tcda, Tcdb) connected to a common center tap (Tcdc), where the first winding (Tcda) of the autotransformer (Tcd) is connected to the secondary winding (T1b) of the first transformer (T1), forming a first output connection point (P1), the second winding (Tcdb) of the autotransformer (Tcd) is connected to the secondary winding (T2b) of the second transformer (T2), forming a second output connection point (P2).Type: ApplicationFiled: October 18, 2011Publication date: February 9, 2012Applicant: Huawei Technologies Co., Ltd.Inventors: Grover Victor Torrico-Bascopé, Fernando Ruiz Gomez
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Publication number: 20110273911Abstract: The present invention relates to a DC/DC converter (1) with primary side (11) consisting of a resonant converter, which DC/DC converter (1) comprises a first and a second transformer (T1, T2), connected in series on the primary side (11) and on the secondary side (12) of the DC/DC converter. The secondary side (12) comprises an autotransformer (Tcd) consisting of a first and a second winding (Tcda, Tcdb) connected to a common center tap (Tcdc), where the first winding (Tcda) of the autotransformer (Tcd) is connected to the secondary winding (T1b) of the first transformer (T1), forming a first output connection point (P1), the second winding (Tcdb) of the autotransformer (Tcd) is connected to the secondary winding (T2b) of the second transformer (T2), forming a second output connection point (P2), and the center tap (Tcdc) of the autotransformer (Tcd) is connected to the positive output (21) of the secondary side (12).Type: ApplicationFiled: June 1, 2011Publication date: November 10, 2011Applicant: Huawei Technologies Co., Ltd.Inventors: Grover Victor Torrico-Bascopé, Fernando Ruiz Gomez
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Publication number: 20020036889Abstract: A housing for an electronic apparatus having heat generating components, such as a rectifier, comprises a bottom panel (4a), at least one side panel (4c, 4d, 4e, 4f) and a lid (4b). According to the invention, the whole housing is adapted do constitute a heat sink.Type: ApplicationFiled: September 7, 2001Publication date: March 28, 2002Inventors: Fernando Ruiz-Gomez, Feridon Razi