Patents Assigned to Victory Microwave Corporation
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Patent number: 9166299Abstract: A ridged waveguide slot array includes a waveguide slot body and a ridged waveguide section attached to the waveguide slot body. The waveguide slot body includes one or more walls having a plurality of slots disposed thereon. The ridged waveguide section includes two spaced apart opposing ridges disposed on the one or more walls of the waveguide slot body, and extends along the longitudinal axis of the waveguide slot body.Type: GrantFiled: November 5, 2013Date of Patent: October 20, 2015Assignee: Victory Microwave CorporationInventors: Ming H. Chen, Chin-Yi Chu, Di-Shang Hsu
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Patent number: 8957818Abstract: A circularly polarized waveguide slot array includes first and second waveguide sections, the first waveguide section extending along a longitudinal axis, and including an antenna element for transmitting or receiving a circularly polarized signal. The second waveguide slot section is coupled side-to-side with the first waveguide slot section and extends along the longitudinal axis, the second waveguide slot section including an antenna element for transmitting or receiving the circularly polarized signal at a phase which is substantially complementary to the circularly polarized signal transmitted by or received by the first waveguide slot section. Further exemplary, the antenna element disposed on the first waveguide slot section is offset from said antenna element disposed on the second waveguide slot section substantially one half of a predefined guide wavelength ?g along said longitudinal axis.Type: GrantFiled: June 4, 2012Date of Patent: February 17, 2015Assignee: Victory Microwave CorporationInventor: Ming H. Chen
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Patent number: 8665165Abstract: An improved waveguide feed includes a ridged waveguide section and a feed section. The ridged waveguide section includes a wall structure and spaced-apart opposing ridges disposed on an internal surface of the wall structure, with the spaced-apart opposing ridges extending along a major axis of the wall structure. The feed section is coupled to the ridged waveguide section, and includes an extension of only a portion of the wall structure of the ridged waveguide section, and an extension of the spaced-apart opposing ridges disposed on an internal surface of the extended wall structure of the feed section.Type: GrantFiled: April 17, 2010Date of Patent: March 4, 2014Assignee: Victory Microwave CorporationInventors: Ming H. Chen, Chia-Hung Wang
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Publication number: 20140055311Abstract: A ridged waveguide slot array includes a waveguide slot body and a ridged waveguide section attached to the waveguide slot body. The waveguide slot body includes one or more walls having a plurality of slots disposed thereon. The ridged waveguide section includes two spaced apart opposing ridges disposed on the one or more walls of the waveguide slot body, and extends along the longitudinal axis of the waveguide slot body.Type: ApplicationFiled: November 5, 2013Publication date: February 27, 2014Applicant: Victory Microwave CorporationInventors: Ming H. CHEN, Chin-Yi Chu, Di-Shang Hsu
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Patent number: 8610633Abstract: A dual polarized waveguide slot array includes a first waveguide and a second waveguide. The first waveguide includes major and minor cross-sectional axes and extends along a common longitudinal axis. The first waveguide further includes a plurality of slots disposed thereon for radiating or receiving signals of a first polarization. The second waveguide is coupled to the first waveguide, extending along the common longitudinal axis and having major and minor cross-sectional axes. The major cross-sectional axis of the second waveguide oriented substantially orthogonally to the cross-sectional axis of the first waveguide, and the second waveguide includes a plurality of slots disposed thereon for radiating or receiving signals of a second polarization substantially orthogonal to the first polarization.Type: GrantFiled: June 20, 2011Date of Patent: December 17, 2013Assignee: Victory Microwave CorporationInventors: Ming H. Chen, Di-Shang Hsu
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Patent number: 8604990Abstract: A ridged waveguide slot array includes a waveguide slot body and a ridged waveguide section attached to the waveguide slot body. The waveguide slot body includes one or more walls having a plurality of slots disposed thereon. The ridged waveguide section includes two spaced apart opposing ridges disposed on the one or more walls of the waveguide slot body, and extends along the longitudinal axis of the waveguide slot body.Type: GrantFiled: May 23, 2009Date of Patent: December 10, 2013Assignee: Victory Microwave CorporationInventors: Ming H. Chen, Chin-Yi Chu, Di-Shang Hsu
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Publication number: 20120038530Abstract: A dual polarized waveguide slot array includes a first waveguide and a second waveguide. The first waveguide includes major and minor cross-sectional axes and extends along a common longitudinal axis. The first waveguide further includes a plurality of slots disposed thereon for radiating or receiving signals of a first polarization. The second waveguide is coupled to the first waveguide, extending along the common longitudinal axis and having major and minor cross-sectional axes. The major cross-sectional axis of the second waveguide oriented substantially orthogonally to the cross-sectional axis of the first waveguide, and the second waveguide includes a plurality of slots disposed thereon for radiating or receiving signals of a second polarization substantially orthogonal to the first polarization.Type: ApplicationFiled: June 20, 2011Publication date: February 16, 2012Applicant: Victory Microwave CorporationInventors: Ming H. CHEN, Di-Shang Hsu
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Patent number: 7847652Abstract: An orthomode transducer includes first, second and third waveguide sections. The first waveguide section is coupled to an antenna port and extends to a first port. The first waveguide section is configured to support the propagation of a signal having a first polarization. The second waveguide section is configured to support the propagation of a signal having a second polarization which is substantially orthogonal to the first polarization. The second waveguide section is coupled to the antenna port and extends to a second port. The second waveguide section further includes a plurality of filter elements. The third waveguide section includes a port coupled to the antenna port, and is configured to support the propagation of the signal having the second polarization. The third waveguide section includes at least one filter element, whereby the number of second waveguide section filter elements is greater than the number of the at least one third waveguide section filter elements.Type: GrantFiled: September 23, 2008Date of Patent: December 7, 2010Assignee: Victory Microwave CorporationInventors: Ming H. Chen, Hong Y. Tsai
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Patent number: 7075492Abstract: A reflector-feed assembly for a reflector dish antenna system includes a feeding waveguide and a reflector plate. The feeding waveguide is operable to support the propagation of a signal therethrough, the feeding waveguide having a major axis along which the signal is propagated, and one or more apertures operable to pass the propagating signal therethrough. The reflector plate is coupled to the feeding waveguide, and extends along a major axis which generally orthogonal to the major axis of the feeding waveguide. The reflector plate includes one or more reflecting surfaces which are positioned to reflect signals passing through the one or more apertures, the one or more reflecting surface extending at an acute angle relative to the feeding waveguide major axis.Type: GrantFiled: May 31, 2005Date of Patent: July 11, 2006Assignee: Victory Microwave CorporationInventors: Ming H. Chen, Chin Yi Chu
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Patent number: 6999039Abstract: A method for manufacturing an extruded slot antenna array includes extruding a slot antenna body, the slot antenna including a first major surface, a second major surface, first and second external side walls, and one or more longitudinally extending internal waveguide walls disposed between the first and second major surfaces. Each of the internal waveguide walls forms a respective two or more open-ended waveguides, each open-ended waveguide having a first open end and a second open end. An array of slots is cut on the first major surface of the slot antenna body, the array of slots being arranged in a plurality of rows, one row of slots being formed along a longitudinal line of a respective open-ended waveguide. Next, a row of slots are subsequently cut on the second major surface of the extruded slot antenna body, the row of slots formed substantially perpendicularly to the longitudinal axis of the open-ended waveguides, one of the slots being formed on each of the open-ended waveguides.Type: GrantFiled: September 18, 2004Date of Patent: February 14, 2006Assignee: Victory Microwave CorporationInventor: Ming Hui Chen
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Publication number: 20060001586Abstract: A method for manufacturing an extruded slot antenna array includes extruding a slot antenna body, the slot antenna including a first major surface, a second major surface, first and second external side walls, and one or more longitudinally extending internal waveguide walls disposed between the first and second major surfaces. Each of the internal waveguide walls forms a respective two or more open-ended waveguides, each open-ended waveguide having a first open end and a second open end. An array of slots is cut on the first major surface of the slot antenna body, the array of slots being arranged in a plurality of rows, one row of slots being formed along a longitudinal line of a respective open-ended waveguide. Next, a row of slots are subsequently cut on the second major surface of the extruded slot antenna body, the row of slots formed substantially perpendicularly to the longitudinal axis of the open-ended waveguides, one of the slots being formed on each of the open-ended waveguides.Type: ApplicationFiled: September 18, 2004Publication date: January 5, 2006Applicant: Victory Microwave CorporationInventor: Ming Chen
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Patent number: 6842085Abstract: An orthomode transducer includes a first waveguide section, a second waveguide section coupled to the first waveguide section, and a third waveguide section coupled to the first and second waveguide sections. The first waveguide section is configured to support the propagation of a signal having a first polarization, and includes a first waveguide aperture sized to communicate the signal having the first polarization therethrough. The second waveguide is configured to support the propagation of a signal having a second polarization which is orthogonal to the first polarization, the second waveguide section having a single internal septum and a second waveguide aperture sized to communicate the signal having the second polarization therethrough.Type: GrantFiled: February 18, 2003Date of Patent: January 11, 2005Assignee: Victory Microwave CorporationInventors: Ming H. Chen, Chin-Yi Chu