Patents by Inventor Mohammad Zubair
Mohammad Zubair 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: 12275654Abstract: A zero liquid brine desalination and crystallization system includes a humidification dehumidification (HDH) desalination system and includes a crystallization system. The HDH system includes a humidifier configured to humidify a carrier gas using saline water, and a dehumidifier configured to dehumidify the carrier gas to obtain desalinated water. The crystallization system is configured to receive the saline water from the HDH desalination system and includes an evaporation chamber configured to produce salt crystals and water vapor from the saline water, and a condenser configured to condense the water vapor. Herein, the HDH desalination system and the crystallization system are connected at the condenser for heat exchange between the water vapor and at least one selected from the group consisting of the saline water and the carrier gas.Type: GrantFiled: August 8, 2024Date of Patent: April 15, 2025Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Dahiru Umar Lawal, Osman Mohamed Osman Shamet, Mohamed Abdelkarim Antar, Suhaib Mustafa Alawad Ahmed, Isam Hassan Aljundi, Syed Mohammad Zubair Zubair, Sani Isah Abba
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Publication number: 20250053923Abstract: Learned scheduling of autonomous actions includes generating groups of action executions that execute on a collaboration platform. The groups of action executions are generated by natural language processing of contextual information extracted from one or more Chat Operations conversations. Recommendation candidates corresponding to the action executions are generated by clustering action executions contained in each of the groups. The action executions are clustered based on times of past executions. A leaned schedule is generated by ranking the recommendation candidates based on the contextual information. As generated, the learned schedule indicates one or more recommendations to execute a specific action within a specific time.Type: ApplicationFiled: August 10, 2023Publication date: February 13, 2025Inventors: Prerna Agarwal, Sampath Dechu, Jayachandu Bandlamudi, Manideep Parbat, Sudarshan Prasad, Mohammad Zubair
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Publication number: 20240066941Abstract: A battery thermal management system (BTMS) for an electric vehicle and a hybrid electric vehicle is provided. The BTMS includes a refrigerant circuit having an evaporator, a chiller, one or more condensers, a compressor, an ejector, a primary directional control valve (DCV), a secondary DCV, an ejector DCV, a compressor input and output DCVs, a reference DCV, throttling valves, and controller to cool or heat the battery and passenger cabin. A coolant circuit having the battery, battery cooler, a battery output DCV, and a battery input DCV is communicated with the refrigerant circuit via the chiller. The battery input and output DCVs are coupled to the battery cooler and coupled to each other to isolate the refrigerant circuit. The controller controls the DCVs based on an optimal battery temperature range, coolant temperature, ambient temperature, passenger cabin temperature, and optimal passenger cabin temperature range.Type: ApplicationFiled: August 30, 2022Publication date: February 29, 2024Applicant: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Yousif M. ALKHULAIFI, Naef A.A. QASEM, Syed Mohammad ZUBAIR
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Patent number: 11485660Abstract: A method for desalination is provided. An electric potential difference is applied across a saline solution, where a salinity of the saline solution is in a range of 2.5 to 7.8 parts per thousand. The saline solution is separated, using electrodialysis, into a concentrated saline solution and a first diluate. The concentrated saline solution is transferred to a reverse osmosis chamber. The concentrated saline solution is pumped through a partially permeable membrane, thereby removing salt ions from the concentrated saline solution, and creating a second diluate and a brine solution. A pressure of the solution is then increased, using a pressure exchanger, by transferring water pressure from the brine solution to the concentrated saline solution. The first diluate and the second diluate are combined, where a first recovery ratio of the first diluate is greater than a second recovery ratio of the second diluate.Type: GrantFiled: April 19, 2022Date of Patent: November 1, 2022Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Naef A. A. Qasem, Muhammad M. Generous, Syed Mohammad Zubair
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Patent number: 6857790Abstract: An apparatus and method to vertically route and physically pass multiple optical fibers through the walls of a package. One variation is a method to route an optical fiber ribbon through a wall of a package by routing and securing the width of the optical fiber ribbon perpendicularly to a component within the package. Another variation involves a package having an enclosure with an opening through which a group of optical fibers are arrayed in a rectangular cross-section with a width which is longer than a thickness. The package includes a component inside the enclosure, a group of optical fibers routed through the opening to the component where the width of the rectangular cross-section is perpendicularly oriented to the base of the enclosure, and a clamp to secure the width of the rectangular cross-section of the group of optical fibers perpendicularly to the base of the enclosure.Type: GrantFiled: July 11, 2001Date of Patent: February 22, 2005Assignee: Lightwave Microsystems CorporationInventors: Edwin Fontecha, Mohammad Zubair Khan
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Patent number: 6812570Abstract: An organic carrier member for mounting a semiconductor device is provided that has a plurality of solder pads containing low amounts of tin and bismuth. Embodiments include a bismaleimide-triazine epoxy laminate having a plurality of solder pads on the surface thereof where the solder pads contain no more than about 20 weight percent tin and has a reflow temperature of no greater than about 270° C.Type: GrantFiled: June 28, 2002Date of Patent: November 2, 2004Assignee: Advanced Micro Devices, Inc.Inventors: Raj N. Master, Mohammad Zubair Khan, Maria Guardado, Charles Anderson
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Patent number: 6671450Abstract: Apparatus and methods to metallize, reinforce, and hermetically seal multiple optical fibers are described herein. A ribbon of optical fibers may be placed into a fixture to expose a mid-span segment for removal of the coatings from the optical fibers by acid etching, laser, etc. A variety of metallic coatings may then be deposited onto the bare segment of the optical fibers. The metallized segment of optical fibers are then deposited with solderable alloy onto a plate for attachment to the plate for reinforcement of the metallized segment. The plate and metallized segment is then fed through a package opening and hermetically sealed to internally connect one or more components inside the package by heating the package to melt additional solder around the opening or gap. Epoxy is then applied over the solder to help protect the solder and additionally seal the package.Type: GrantFiled: June 21, 2001Date of Patent: December 30, 2003Assignee: Lightwave Microsystems CorporationInventors: Mohammad Zubair Khan, Maria G. Guardado, Rickquel B. Garcia
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Patent number: 6382500Abstract: When soldering semiconductor devices in a solder reflow furnace flux is vaporized and carried to the furnace exhaust pipe. The flux condenses on the walls of the exhaust pipe and drips back into the furnace contaminating production parts. A solder reflow furnace with a flux effluent collector prevents flux drip-back. The flux effluent collector has an exhaust gas heater that maintains flux effluent in a gaseous state, a flux cooler, to subsequently condense flux, and a flux condensation region where the flux condenses. The flux condensation region is offset from the furnace's exhaust opening so that condensed flux cannot drip back into the furnace.Type: GrantFiled: August 22, 2000Date of Patent: May 7, 2002Assignee: Advanced Micro Devices, Inc.Inventors: Raj N. Master, Mohammad Zubair Khan, Maria Guardado, Sp Lee, Sofi Mohd
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Publication number: 20020051617Abstract: Apparatus and methods to metallize, reinforce, and hermetically seal multiple optical fibers are described herein. A ribbon of optical fibers may be placed into a fixture to expose a mid-span segment for removal of the coatings from the optical fibers by acid etching, laser, etc. A variety of metallic coatings may then be deposited onto the bare segment of the optical fibers. The metallized segment of optical fibers are then deposited with solderable alloy onto a plate for attachment to the plate for reinforcement of the metallized segment. The plate and metallized segment is then fed through a package opening and hermetically sealed to internally connect one or more components inside the package by heating the package to melt additional solder around the opening or gap. Epoxy is then applied over the solder to help protect the solder and additionally seal the package.Type: ApplicationFiled: June 21, 2001Publication date: May 2, 2002Inventors: Mohammad Zubair Khan, Maria G. Guardado, Rickquel B. Garcia
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Publication number: 20020028056Abstract: An apparatus and method to vertically route and physically pass multiple optical fibers through the walls of a package. One variation is a method to route an optical fiber ribbon through a wall of a package by routing and securing the width of the optical fiber ribbon perpendicularly to a component within the package. Another variation involves a package having an enclosure with an opening through which a group of optical fibers are arrayed in a rectangular cross-section with a width which is longer than a thickness. The package includes a component inside the enclosure, a group of optical fibers routed through the opening to the component where the width of the rectangular cross-section is perpendicularly oriented to the base of the enclosure, and a clamp to secure the width of the rectangular cross-section of the group of optical fibers perpendicularly to the base of the enclosure.Type: ApplicationFiled: July 11, 2001Publication date: March 7, 2002Inventors: Edwin Fontecha, Mohammad Zubair Khan
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Patent number: 6103549Abstract: A method of assembling a substrate and die in a flip chip configuration using a no clean flux. The no clean fluxes have sufficient chemical activity to activate solder bumps contacting bond pads to form reliable solder joints, sufficient tackiness to hold the substrate and die in alignment with the solder bumps contacting the bond pads, and a viscosity to enable a high volume manufacturing process to be used. The no clean fluxes leave a minimal amount of residue during a reflow process that does not interfere with an underfill operation and does not adversely affect the solder joints. The no clean fluxes that can be used for this application are RM1919 from Alpha Metals, Co. and H208 from Indium Company.Type: GrantFiled: March 17, 1998Date of Patent: August 15, 2000Assignee: Advanced Micro Devices, Inc.Inventors: Raj N. Master, Orion K. Starr, Maria Guardado, Mohammad Zubair Khan
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Patent number: 6098867Abstract: An automated method of applying flux to substrate on which a semiconductor chip is to be assembled in a flip chip configuration by applying a controlled amount of flux to the substrate by a brush that applies the flux to the substrate in a programmed pattern of strokes thereby overcoming the surface tension of the flux/substrate surface. The programmed pattern of brush strokes is determined empirically for the specific combination of substrate and chip that is being assembled and is thus repeatable and operator independent. The empirically determined program also determines the amount of flux that will be applied to the substrate for the specific combination of substrate and chip being assembled. The empirically determined program is applied to a mechanical stage that moves the brush and to a flux reservoir by a CPU.Type: GrantFiled: March 17, 1998Date of Patent: August 8, 2000Assignee: Advanced Micro Devices, Inc.Inventors: Raj N. Master, Maria G. Guardado, Mohammad Zubair Khan