Patents by Inventor Atul Mishra
Atul Mishra 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: 11960137Abstract: The method for creating an optical fiber ribbon of the present disclosure includes a first step of arranging a plurality of optical fibers in parallel to each other for creating the optical fiber ribbon. In addition, the method includes a second step of intermittently bonding the plurality of optical fibers partially at specific intervals using a matrix material. Further, intermittent bonding of the plurality of optical fibers is in pattern of text. Furthermore, intermittent bonding of the plurality of optical fibers allows the optical fiber ribbon to bend along preferential axis. Moreover, intermittent bonding of the plurality of optical fibers is in pattern of text.Type: GrantFiled: February 27, 2020Date of Patent: April 16, 2024Inventors: Kishore Sahoo, Sravan Kumar, Atul Mishra, Vikas Shukla, Neha Thakur
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Patent number: 11953743Abstract: The present disclosure provides an optical fibre ribbon (100) with intermittent bonding. The optical fibre ribbon (100) includes a plurality of optical fibres (102). The plurality of optical fibres (102) are placed parallel to each other. The plurality of optical fibres (102) adjacent to each other are bonded intermittently along a length. The optical fibre ribbon (102) has a bond ratio of about 15 to 22. The bond ratio is a ratio of a number of a plurality of bonds (106) per unit length of the optical fibre ribbon (100) to a number of optical fibres in the optical fibre ribbon (100).Type: GrantFiled: March 22, 2022Date of Patent: April 9, 2024Assignee: Sterlite Technologies LimitedInventors: Atul Mishra, Sourabh Singh Panwar
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Patent number: 11947174Abstract: The present disclosure provides a rollable optical fibre ribbon (100) with intermittent bonding. The rollable optical fibre ribbon (100) includes a plurality of optical fibres. The plurality of optical fibres (102) are placed parallel to each other, wherein the plurality of optical fibres (102) adjacent to each other are bonded intermittently along a length by a plurality of bonded portions (104). The plurality of bonded portions (104) occupies 3 to 20% of an area of the rollable optical fibre ribbon of length 1 meter. An area of the plurality of bonded portions (104) is defined as an area projected by the plurality of bonded (104) portions on a plane passing through centres of the plurality of optical fibres (102) of the rollable optical fibre ribbon (100) and extending longitudinally.Type: GrantFiled: March 22, 2022Date of Patent: April 2, 2024Assignee: Sterlite Technololgies LimitedInventors: Atul Mishra, Sourabh Singh Panwar
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Publication number: 20230168453Abstract: The present disclosure provides an optical fibre ribbon (100) with intermittent bonding. The optical fibre ribbon (100) includes a plurality of optical fibres (102). The plurality of optical fibres (102) are placed parallel to each other. The plurality of optical fibres (102) adjacent to each other are bonded intermittently along a length. The optical fibre ribbon (102) has a bond ratio of about 15 to 22. The bond ratio is a ratio of a number of a plurality of bonds (106) per unit length of the optical fibre ribbon (100) to a number of optical fibres in the optical fibre ribbon (100).Type: ApplicationFiled: March 22, 2022Publication date: June 1, 2023Applicant: Sterlite Technologies LimitedInventors: Atul Mishra, Sourabh Singh Panwar
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Publication number: 20230168452Abstract: The present disclosure provides a rollable optical fibre ribbon (100) with intermittent bonding. The rollable optical fibre ribbon (100) includes a plurality of optical fibres. The plurality of optical fibres (102) are placed parallel to each other, wherein the plurality of optical fibres (102) adjacent to each other are bonded intermittently along a length by a plurality of bonded portions (104). The plurality of bonded portions (104) occupies 3 to 20 % of an area of the rollable optical fibre ribbon of length 1 meter. An area of the plurality of bonded portions (104) is defined as an area projected by the plurality of bonded (104) portions on a plane passing through centres of the plurality of optical fibres (102) of the rollable optical fibre ribbon (100) and extending longitudinally.Type: ApplicationFiled: March 22, 2022Publication date: June 1, 2023Applicant: Sterlite Technologies LimitedInventors: Atul Mishra, Sourabh Singh Panwar
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Patent number: 11585995Abstract: The present disclosure provides a matrix material for a rollable optical fibre ribbon. The rollable optical fibre ribbon includes a plurality of optical fibres and the matrix material. In addition, each of the plurality of optical fibres is placed parallel to other optical fibres of the plurality of optical fibres. Further, the matrix material joins the plurality of optical fibres. Furthermore, the matrix material has different glass transition temperature at different pressures.Type: GrantFiled: October 30, 2019Date of Patent: February 21, 2023Assignee: Sterlite Technologies LimitedInventors: Venkatesh Murthy, Kishore Chandra Sahoo, Sravan Kumar, Atul Mishra, Vikas Shukla
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Patent number: 11287598Abstract: The present disclosure provides an optical fiber cable (100). The optical fiber cable (100) includes a first layer (108) and a second layer (110). The second layer (110) surrounds the first layer (108). The first layer (108) includes a first plurality of buffer tubes (122). The second layer (110) comprises a second plurality of buffer tubes (124). Each buffer tube of the first plurality of buffer tubes (122) and the second plurality of buffer tubes (124) has a thickness of at most 0.15 millimeter. Each buffer tube of the first plurality of buffer tubes (122) and the second plurality of buffer tubes (124) includes a first material layer (126) and a second material layer (128). The second material layer (128) surrounds the first material layer (126). The first material layer (126) is made of polybutylene terephthalate. The second material layer (128) is made of polycarbonate.Type: GrantFiled: March 30, 2020Date of Patent: March 29, 2022Assignee: Sterlite Technologies LimitedInventors: Sravan Kumar, Kishore Sahoo, Atul Mishra, Vikash Shukla
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Patent number: 11262522Abstract: The present disclosure provides an optical fiber cable. The optical fiber cable includes at least one optical fiber ribbon stack. In addition, the at least one optical fiber ribbon stack includes a plurality of stacked ribbons. Further, each ribbon of the plurality of stacked ribbons includes a plurality of optical fibers. The plurality of optical fibers includes edge fibers. The edge fibers are defined as the at least one optical fiber having a mach number of at most 7.2 disposed at a first end and a second end of a first ribbon and a last ribbon of the plurality of stacked ribbons.Type: GrantFiled: December 18, 2018Date of Patent: March 1, 2022Assignee: STERLITE TECHNOLOGIES LIMITEDInventors: Sravan Kumar, Kishore Sahoo, Kavya Chintada, Venkatesh Murthy, Atul Mishra, Pavan Moturu, kangabam tenzing
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Patent number: 11187866Abstract: The present disclosure provides an optical fiber cable. The optical fiber cable includes a central strength member. The central strength member lies substantially along a longitudinal axis of the optical fiber cable. The optical fiber cable includes at least one buffer tube. The at least one buffer tube is stranded helically around the central strength member. Each of the at least one buffer tube encapsulates at least one optical fiber. The optical fiber cable includes a first layer. The first layer circumferentially surrounds a core of the optical fiber cable. The optical fiber cable includes a second layer. The second layer is formed of high density polyethylene. The optical fiber cable includes at least one set of water swellable yarn and a plurality of ripcords.Type: GrantFiled: March 30, 2020Date of Patent: November 30, 2021Assignee: STERLITE TECHNOLOGIES LIMITEDInventors: Kishore Sahoo, Sravan Kumar, Kavya Chintada, Vikash Shukla, Venkatesh Murthy, Atul Mishra
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Publication number: 20210364724Abstract: The present disclosure provides a method of single ring marking of an optical fiber. The method includes a first step of marking a first single ring marking of the optical fiber. In addition, the method includes a second step of marking a second single ring marking of the optical fiber. Further, the present disclosure provides a method of double ring marking of an optical fiber. Furthermore, the method includes a first step of marking a first ring marking, a second step of marking a second ring marking and a third step of marking a third ring marking.Type: ApplicationFiled: October 25, 2019Publication date: November 25, 2021Inventors: Kishore Chandra Sahoo, Atul Mishra, Vishnu Rajsekar, Sashanka Some, Sravan Kumar, Parag Gawande, Mahesh Deshpande, Venkatesh Murthy
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Patent number: 11175471Abstract: The present disclosure provides an optical waveguide cable. The optical waveguide cable includes one or more optical waveguide bands positioned substantially along a longitudinal axis of the optical waveguide cable. Further, the optical waveguide cable includes a plurality of cylindrical enclosure substantially concentric to the longitudinal axis of the optical waveguide cable. The plurality of cylindrical enclosure includes a predefined cylindrical enclosure. Furthermore, the one or more optical waveguide bands include a plurality of light transmission elements. Moreover, the density of the predefined cylindrical enclosure is at most 0.935 gram per cubic centimeter. Also, the optical waveguide cable has a waveguide area factor about 44%. The one or more optical waveguide bands are coupled longitudinally with the predefined cylindrical enclosure. The predefined cylindrical enclosure is at a predefined diagonal distance of about 0.9 millimeter from the one or more optical waveguide bands.Type: GrantFiled: March 30, 2018Date of Patent: November 16, 2021Assignee: STERLITE TECHNOLOGIES LIMITEDInventors: Venkatesh Murthy, Kishore Sahoo, Sravan Kumar Peraka, Atul Mishra, Pavan Kumar Moturu, Kavya Chintada
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Patent number: 11156792Abstract: The present disclosure provides an optical fiber cable (100). The optical fiber cable (100) includes a plurality of optical fibers ribbons (102) lying substantially along a longitudinal axis (116) of the optical fiber cable (100). Further, the optical fiber cable (100) includes a first layer (104) surrounding the plurality of optical fibers ribbons (102). Furthermore, the optical fiber cable (100) includes a second layer (106) surrounding the first layer (104). Furthermore, the optical fiber cable (100) includes a third layer (108) surrounding the second layer (106). Moreover, the optical fiber cable (100) includes a fourth layer (140) surrounding the third layer (108). The first layer (104) is a water blocking tape. The third layer (108) is sandwich of water blocking material and ECCS steel tape. Moreover, the optical fiber cable (100) includes two pairs of strength members (112a-b; 112c-d) embedded inside the second layer (106).Type: GrantFiled: January 28, 2020Date of Patent: October 26, 2021Assignee: STERLITE TECHNOLOGIES LIMITEDInventors: Kishore Chandra Sahoo, Sravan Kumar, Pavan Kumar Moturu, Atul Mishra, Kavya Chintada
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Patent number: 11143835Abstract: The present disclosure provides an optical fiber cable. The optical fiber cable includes a plurality of optical fibers lying substantially along a longitudinal axis of the optical fiber cable. Further, the optical fiber cable includes a first layer surrounding the plurality of optical fibers. Furthermore, the optical fiber cable includes a second layer surrounding the first layer. Furthermore, the optical fiber cable includes a third layer surrounding the second layer. Moreover, the optical fiber cable includes a fourth layer surrounding the third layer. The first layer is a water blocking tape. The second layer is a buffer tube layer made of polyethylene material and foamed with master batch. The third layer is a water blocking tape. The fourth layer is a sheath made of polyethylene material. Moreover, the fourth layer has a plurality of strength members embedded inside the fourth layer.Type: GrantFiled: August 22, 2018Date of Patent: October 12, 2021Assignee: STERLITE TECHNOLOGIES LIMITEDInventors: Sravan Kumar, Kishore Sahoo, Venkatesh Murthy, Atul Mishra, Pavan Moturu, Gahininath Shinde, Mahesh Deshpande, Kangabam Tenzing
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Patent number: 11105993Abstract: The present disclosure provides a sensory cable (100). The sensory cable (100) includes a central strength member (106). In addition, the sensory cable (100) includes a first layer (108). The first layer (108) surrounds the central strength member (106). The first layer (108) is made of low smoke zero halogen. Further, the sensory cable (100) includes a plurality of optical units (110). Furthermore, the sensory cable (100) includes a second layer (112). The second layer (112) is made of a plurality of glass yarns. Moreover, the sensory cable (100) includes a first jacket layer (114). The first jacket layer (114) is made of either polyethylene or polypropylene. Also, the sensory cable (100) includes a second jacket layer (116). The second jacket layer (116) is made of nylon.Type: GrantFiled: January 30, 2019Date of Patent: August 31, 2021Assignee: STERLiTE TEchNologiES LimiTEDInventors: Sravan Kumar, Dnyaneshwar Wagh, Kishore Sahoo, Atul Mishra, Vikas Shukla
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Publication number: 20210263248Abstract: The present disclosure provides a matrix material for a rollable optical fibre ribbon. The rollable optical fibre ribbon includes a plurality of optical fibres and the matrix material. In addition, each of the plurality of optical fibres is placed parallel to other optical fibres of the plurality of optical fibres. Further, the matrix material joins the plurality of optical fibres. Furthermore, the matrix material has different glass transition temperature at different pressures.Type: ApplicationFiled: October 30, 2019Publication date: August 26, 2021Inventors: Venkatesh Murthy, Kishore Chandra Sahoo, Sravan Kumar, Atul Mishra, Vikas Shukla
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Publication number: 20210096314Abstract: The present disclosure provides an optical fiber cable (100). The optical fiber cable (100) includes a plurality of optical fibers ribbons (102) lying substantially along a longitudinal axis (116) of the optical fiber cable (100). Further, the optical fiber cable (100) includes a first layer (104) surrounding the plurality of optical fibers ribbons (102). Furthermore, the optical fiber cable (100) includes a second layer (106) surrounding the first layer (104). Furthermore, the optical fiber cable (100) includes a third layer (108) surrounding the second layer (106). Moreover, the optical fiber cable (100) includes a fourth layer (140) surrounding the third layer (108). The first layer (104) is a water blocking tape. The third layer (108) is sandwich of water blocking material and ECCS steel tape. Moreover, the optical fiber cable (100) includes two pairs of strength members (112a-b; 112c-d) embedded inside the second layer (106).Type: ApplicationFiled: January 28, 2020Publication date: April 1, 2021Inventors: Kishore Chandra Sahoo, Sravan Kumar, Pavan Kumar Moturu, Atul Mishra, Kavya Chintada
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Patent number: 10921541Abstract: The present disclosure provides an optical waveguide cable. The optical waveguide cable includes one or more optical waveguide bands positioned substantially along a longitudinal axis of the optical waveguide cable. The optical waveguide cable includes one or more layers substantially concentric to the longitudinal axis of the optical waveguide cable. The one or more layers include a cylindrical enclosure. The one or more optical waveguide bands include a plurality of light transmission elements. The density of the cylindrical enclosure is at most 0.935 gram per cubic centimeter. The optical waveguide cable has a waveguide factor of about 44%. The one or more optical waveguide bands are coupled longitudinally with the cylindrical enclosure.Type: GrantFiled: September 18, 2019Date of Patent: February 16, 2021Assignee: STERLITE TECHNOLOGIES LIMITEDInventors: Venkatesh Murthy, Kishore Sahoo, Sravan Kumar Peraka, Atul Mishra, Pavan Kumar Moturu, Kavya Chintada
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Publication number: 20210018705Abstract: The method for creating an optical fiber ribbon of the present disclosure includes a first step of arranging a plurality of optical fibers in parallel to each other for creating the optical fiber ribbon. In addition, the method includes a second step of intermittently bonding the plurality of optical fibers partially at specific intervals using a matrix material. Further, intermittent bonding of the plurality of optical fibers is in pattern of text. Furthermore, intermittent bonding of the plurality of optical fibers allows the optical fiber ribbon to bend along preferential axis. Moreover, intermittent bonding of the plurality of optical fibers is in pattern of text.Type: ApplicationFiled: February 27, 2020Publication date: January 21, 2021Inventors: Kishore Sahoo, Sravan Kumar, Atul Mishra, Vikas Shukla, Neha Thakur
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Publication number: 20200225436Abstract: The present disclosure provides an optical fiber cable (100). The optical fiber cable (100) includes a first layer (108) and a second layer (110). The second layer (110) surrounds the first layer (108). The first layer (108) includes a first plurality of buffer tubes (122). The second layer (110) comprises a second plurality of buffer tubes (124). Each buffer tube of the first plurality of buffer tubes (122) and the second plurality of buffer tubes (124) has a thickness of at most 0.15 millimeter. Each buffer tube of the first plurality of buffer tubes (122) and the second plurality of buffer tubes (124) includes a first material layer (126) and a second material layer (128). The second material layer (128) surrounds the first material layer (126). The first material layer (126) is made of polybutylene terephthalate. The second material layer (128) is made of polycarbonate.Type: ApplicationFiled: March 30, 2020Publication date: July 16, 2020Inventors: Sravan Kumar, Kishore Sahoo, Atul Mishra, Vikash Shukla
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Publication number: 20200225435Abstract: The present disclosure provides an optical fiber cable. The optical fiber cable includes a central strength member. The central strength member lies substantially along a longitudinal axis of the optical fiber cable. The optical fiber cable includes at least one buffer tube. The at least one buffer tube is stranded helically around the central strength member. Each of the at least one buffer tube encapsulates at least one optical fiber. The optical fiber cable includes a first layer. The first layer circumferentially surrounds a core of the optical fiber cable. The optical fiber cable includes a second layer. The second layer is formed of high density polyethylene. The optical fiber cable includes at least one set of water swellable yarn and a plurality of ripcords.Type: ApplicationFiled: March 30, 2020Publication date: July 16, 2020Inventors: Kishore Sahoo, Sravan Kumar, Kavya Chintada, Vikash Shukla, Venkatesh Murthy, Atul Mishra