Search Results - microelectronics+semiconductor+device+fabrication

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Liquid Metal Printing Technique via Optical Maskless Lithography (Case No. 2024-031)
Summary: Researchers in the UCLA Department of Materials Science and Engineering have developed a facile, rapid method to print soft, wearable electronics. Background: Soft electrical circuits have garnered significant interest in a broad range of emerging technologies, including wearable electronics, brain-machine interfaces, and soft robotics....
Published: 9/24/2024   |   Inventor(s): Ximin He, Dong Wu
Keywords(s): Coating, Coatings, Adhesives, & Inks, Electronics & Semiconductors, Fabrication Technologies, gallium-based liquid metals, General Device Coatings, Liquid metal particles, liquid metals, Metals, Microelectronics Semiconductor Device Fabrication, Polymer, Polymers, scalable fabrication, Semiconductor Device Fabrication, soft electrical circuits, soft electronics, wearable electronics, wearable sensors
Category(s): Chemical, Chemical > Polymers, Chemical > Coatings, Adhesives & Inks, Electrical, Electrical > Electronics & Semiconductors, Electrical > Sensors, Electrical > Instrumentation, Electrical > Flexible Electronics, Materials, Materials > Fabrication Technologies, Materials > Composite Materials, Materials > Metals
Electrically Gated Solid-State Molecular Thermal Transistor (Case No. 2024-099)
Summary: UCLA researchers have introduced a solid-state thermal transistor that achieves groundbreaking performance and facilitates improved heat flow manipulation. Background: The forefront of thermal management is marked by the exploration of molecular thermal transistors, driven by the quest for more efficient electronic devices. Researchers are...
Published: 7/16/2024   |   Inventor(s): Yongjie Hu, Paul Weiss, Man Li
Keywords(s): ; self-assembled molecule, Composite Material, Doping (Semiconductor), Elastic Modulus Thermal Grease, Electronics & Semiconductors, field-effect transistors (FETs), Functional Materials, heat control, heat controlling devices, infrared thermal imaging, Microelectronics Semiconductor Device Fabrication, molecular design, molecular engineering, molecular junction, Nanomaterials, Optoelectronic materials, Optomechanical Thermal Imaging Transducer, organic field effect transistors, Organic Semiconductor, phase change materials, Rechargeable Battery Thermal Conductivity, self-assembled molecule, Semiconductor, semiconductor chip foundries, Semiconductor Device, Semiconductor Device Fabrication, Semiconductor Ohmic Contact, Semiconductor Risk Assessment, Semiconductor Sapphire, Semiconductors, solid-state thermal transistor, strength-thermal stability, switching reversibility, thermal circuit, thermal compression bonding, thermal conductance, Thermal Energy Storage, thermal fusion, thermal imaging, thermal management systems, thermal stability, thermal switching speed, thermal switching speeds, thermal transistor, Thin-Film Transistor, Transistor, transistors, zzsemiconducting materials
Category(s): Electrical, Electrical > Electronics & Semiconductors, Energy & Environment, Energy & Environment > Energy Generation, Energy & Environment > Energy Storage, Energy & Environment > Energy Transmission, Energy & Environment > Thermal, Electrical > Instrumentation, Materials, Materials > Nanotechnology
Pulsed Dynamic Load Modulation Power Amplifier Circuit (Case No. 2006-330)
Summary: UCLA researchers in the Department of Electrical and Computer Engineering developed a method for a power amplifier circuit with improved efficiency. Background: The wireless communication industry faces a demand for high data transfer rates with limited frequency resources. Existing methods of improving performance involve the use of power...
Published: 8/19/2024   |   Inventor(s): Yuanxun Wang, Jinseong Jeong
Keywords(s): Antennas/Wireless, attenuator, Doping (Semiconductor), efficiency enhancement, Electronics & Semiconductors, energy-efficient wireless communication, Microelectronics Semiconductor Device Fabrication, Organic Semiconductor, power amplifier, Power Amplifier Circuit, pulsed load modulation, radiofrequency (RF) coil, radiofrequency signaling, RF signal, Semiconductor, semiconductor chip foundries, Semiconductor Device, Semiconductor Device Fabrication, Semiconductor Ohmic Contact, Semiconductor Risk Assessment, Semiconductor Sapphire, Semiconductors, variable load matching, Wireless, wireless capsule endoscopy, wireless communication, Wireless Sensor Network, zzsemiconducting materials
Category(s): Electrical, Electrical > Signal Processing, Electrical > Wireless, Electrical > Electronics & Semiconductors
A Chemical-Dedoping Strategy to Tailor Electron Density in Molecular-Intercalated Bulk Monolayer MOS2 (Case No. 2024-022)
Summary: UCLA researchers in the Department of Chemistry & Biochemistry have developed a novel strategy to decouple the interlayer interactions in bulk MoS2 to produce a bulk material with desirable monolayer properties. Background: Molybdenum disulfide (MoS2) is a popular and well-studied 2D semiconducting layered material. A single layer, or...
Published: 8/8/2024   |   Inventor(s): Xiangfeng Duan, Yu Huang, Boxuan Zhou
Keywords(s): bulk material, bulk monolayer, chemical dedoping, direct bandgap, Doping (Semiconductor), Electronics & Semiconductors, exciton, indirect bandgap, intercalated materials, Microelectronics Semiconductor Device Fabrication, molybdenum disulfide (MOS2), monolayer, Optoelectronic materials, Organic Semiconductor, photoluminescence, photon absorption, Semiconductor, semiconductor chip foundries, Semiconductor Device, Semiconductor Device Fabrication, Semiconductor Ohmic Contact, Semiconductor Risk Assessment, Semiconductor Sapphire, Semiconductors, spin polarization, valley polarization, zzsemiconducting materials
Category(s): Materials, Materials > Functional Materials, Materials > Semiconducting Materials, Electrical, Electrical > Electronics & Semiconductors
A High Throughput Thermal Compression Bonding Scheme for Interposer and Wafer-Scale Advanced Packaging Constructs (Case No. 2023-144)
Summary: UCLA researchers in the Department of Electrical and Computer and Engineering have introduced a scalable and rapid bonding method for dielet assembly on advanced packaging constructs, achieving a remarkable throughput of over 1100 units-per-hour, or 10-fold higher than the conventional assembly method. Background: In semiconductor packaging,...
Published: 7/9/2024   |   Inventor(s): Subramanian Iyer, Krutikesh Sahoo, Haoxiang Ren
Keywords(s): advanced packaging, advanced packaging constructs, dielet assembly, dielet bonding, Electronic Packaging, electronics packaging, Fabrication Technologies, face-to-face heterogeneous dielet bonding, heterogeneous integration, heterogenous electronic systems, high throughput, Instrumentation, Interposers, Microelectronics Semiconductor Device Fabrication, Organic Semiconductor, package scaling, Semiconductor, semiconductor chip foundries, Semiconductor Device, Semiconductor Device Fabrication, Semiconductors, thermal compression bonding, wafer-scale, wafer-scale computing, Waferscale Processors
Category(s): Electrical, Electrical > Electronics & Semiconductors, Electrical > Electronics & Semiconductors > Waferscale Computing, Materials, Materials > Semiconducting Materials, Materials > Fabrication Technologies, Electrical > Instrumentation
2022-109 Methods and Apparatus for Intercoupled THz Radiating Arrays
Summary: UCLA researchers in the Department of Electrical and Computer Engineering have designed a novel intercoupled oscillator array architecture for efficient THz generation. Background: Efficient THz generation in silicon technologies has been of great interest over the recent years, as it enables an integrated low-cost solution for sensing,...
Published: 1/10/2024   |   Inventor(s): Aydin Babakhani, Seyedmohammadre Razavian
Keywords(s): Active Antenna, Antenna (Radio), Antenna (Radio) Flip Chip DisplayPort, Antennas/Wireless, Application-Specific Integrated Circuit, Communication & Networking, Continuous Wave, Continuous-Wave Radar, Diode, Doping (Semiconductor), Elastomer Static Pressure Pulse Wave, Electronics & Semiconductors, Frequency conversion, Integrated Circuit, Integrated Circuit Standing Wave, Integrated Circuit Via (Electronics), Laser Diode, Light-Emitting Diode, Light-Emitting Diode Monochrome Inkjet Printing, Microelectronics Semiconductor Device Fabrication, Microstrip Antenna, Microwave, Microwave Base Transceiver Station, Microwave Microwave Video Scaler, Mixed-Signal Integrated Circuit, Monolithic Microwave Integrated Circuit, Network Analysis (Electrical Circuits), Optoelectronics Waveguide (Electromagnetism), Organic Semiconductor, Patch Antenna, Patch Antenna Mobile Phone, Phase (Waves), Photodiode, Photonic Integrated Circuit, PIN Diode, Printed Circuit Board, Radar / Antennae, Radio Frequency Sine Wave, Radiodensity, Semiconductor, Semiconductor Device, Semiconductor Device Fabrication, Semiconductor Ohmic Contact, Semiconductor Risk Assessment, Semiconductor Sapphire, Semiconductors, Short Circuit, Smart Antenna, Standing Wave, Telecommunication, Three-Dimensional Integrated Circuit, Waveform, Waveguide, Waveguide (Electromagnetism), Waveguide Light, Waveguide Waveguide (Electromagnetism), Wavelength, zzsemiconducting materials
Category(s): Electrical, Electrical > Electronics & Semiconductors, Materials > Semiconducting Materials, Electrical > Wireless
2022-241 A TSV-Less Architecture for Power Delivery and I/O for Interposers and Other Advanced Packaging Constructs
Summary: UCLA researchers led by Professor Iyer have developed a wafer-scale processor manufacturing method that does not require standard through-silicon vias (TSVs). Background: With the rise of machine learning applications, demand for devices capable of high-performance computing (HPC) has also increased. Popularity and demand for wafer-scale...
Published: 7/19/2023   |   Inventor(s): Subramanian Iyer, Haoxiang Ren, Saptadeep Pal
Keywords(s): Amorphous Silicon, Artifical Intelligence (Machine Learning, Data Mining), Artificial Intelligence, Artificial Neural Network, Bandwidth (Signal Processing), Brain-Computer Interface, Brain-Computer Interface Body Mass Index, Chipset, Clock Signal, Computer Aided Design & Manufacturing, Computer Aided Learning, Computer Architecture, Computer Monitor, Computer Security, Computer Virus, Computer Vision, Computer-Aided Design, Computer-Aided Diagnosis, Continuum Mechanics Computer Graphics Collision Detection, Digital Signal Processing, Doping (Semiconductor), Electrical, Electrical Engineering, Electrical Impedance, Electrical Load, Electrical Resistance And Conductance, Electrical Resistivity And Conductivity, Electronics & Semiconductors, Graphics Processing Unit, Graphics Processing Unit Analog Computer, Human-Computer Interaction, Machine Learning, Machine Vision, Manufacturing, Microelectronics Semiconductor Device Fabrication, Microprocessor, Network Analysis (Electrical Circuits), Network On A Chip, Organic Semiconductor, Quantum Computer, Semiconductor, Semiconductor Device, Semiconductor Device Fabrication, Semiconductor Ohmic Contact, Semiconductor Risk Assessment, Semiconductor Sapphire, Semiconductors, Signal Processing, Silicon, Silicon Dioxide, Silicon Working Electrode Perovskite (Structure), Silicon-Germanium, Supercomputer, System On A Chip, Tablet Computer
Category(s): Electrical, Electrical > Electronics & Semiconductors, Electrical > Signal Processing, Materials > Semiconducting Materials, Electrical > Electronics & Semiconductors > Circuits, Software & Algorithms > Artificial Intelligence & Machine Learning
Silicon Interconnect Fabric (Si-IF) Technologies - Subramanian Iyer
Background: Over the past two decades, silicon chips have decreased in size by 1000x, while packages on circuit boards have only shrunk by 4x. This will eventually limit scaling of integrated circuits and subsequent processor performance. A solution is the invention of platforms for packageless integration of heterogeneous dies, such as silicon interconnect...
Published: 7/19/2023   |   Inventor(s): Subramanian Iyer
Keywords(s): Amorphous Silicon, Antenna (Radio) Flip Chip DisplayPort, Application-Specific Integrated Circuit, Bandwidth (Signal Processing), Bandwidth (Signal Processing) RF Transmitters, Brain-Computer Interface, Brain-Computer Interface Body Mass Index, Chipset, Computer Aided Design & Manufacturing, Computer Aided Learning, Computer Architecture, Computer Monitor, Computer Security, Computer Virus, Computer Vision, Computer-Aided Design, Computer-Aided Diagnosis, Continuum Mechanics Computer Graphics Collision Detection, Digital Signal Processing, Doping (Semiconductor), Electrical, Electrical Brain Stimulation, Electrical Breakdown, Electrical Engineering, Electrical Impedance, Electrical Load, Electrical Load Equation Of State, Electrical Resistance And Conductance, Electrical Resistivity And Conductivity, Electronics & Semiconductors, Enzyme Substrate (Biology), Graphics Processing Unit, Graphics Processing Unit Analog Computer, Human-Computer Interaction, Image Processing, Integrated Circuit, Integrated Circuit Standing Wave, Integrated Circuit Via (Electronics), Lab-On-A-Chip, Microelectronics Semiconductor Device Fabrication, Microprocessor, Mixed-Signal Integrated Circuit, Monolithic Microwave Integrated Circuit, Network Analysis (Electrical Circuits), Network On A Chip, Organic Semiconductor, Photonic Integrated Circuit, Printed Circuit Board, Process Optimization, Quantum Computer, Semiconductor, Semiconductor Device, Semiconductor Device Fabrication, Semiconductor Ohmic Contact, Semiconductor Risk Assessment, Semiconductor Sapphire, Semiconductors, Short Circuit, Signal Processing, Silicon, Silicon Dioxide, Silicon Working Electrode Perovskite (Structure), Silicon-Germanium, Substrate (Chemistry), Supercomputer, System On A Chip, Tablet Computer, Three-Dimensional Integrated Circuit, Transcutaneous Electrical Nerve Stimulation, zzsemiconducting materials
Category(s): Electrical, Electrical > Electronics & Semiconductors, Materials, Materials > Semiconducting Materials, Medical Devices, Medical Devices > Coatings
2007-405 Massively Parallel Assembly of Composite Structures using Depletion Attractions
Summary: Scientists in the Department of Chemistry and Biochemistry at UCLA have identified a way to selectively order and assemble solid microcomponents dispersed in liquids into larger composite devices using attractive interactions that are geometry-dependent. This technique enables the systematic parallel fabrication of complex microstructures...
Published: 7/19/2023   |   Inventor(s): Thomas Mason
Keywords(s): Composite Material, Composite Materials, Lithography, Manufacturing, MEMS, Microelectronics, Microelectronics Semiconductor Device Fabrication, Nanotechnology
Category(s): Materials > Composite Materials, Materials, Materials > Nanotechnology, Mechanical, Electrical > Mems
2018-220 Network On Interconnect Fabric
SUMMARYResearchers at the UCLA Department of Electrical & Computer Engineering have developed a novel network on interconnect fabric (NoIF) to support global communication, power conversion and management, synchronization, and to facilitate testing within the silicon interconnect fabric (Si-IF).BACKGROUNDModern systems contain a variety of heterogeneous...
Published: 7/19/2023   |   Inventor(s): Subramanian Iyer, Boris Vaisband, Adeel Bajwa, Arpan Dasgupta, Arsalan Alam
Keywords(s): Electronics & Semiconductors, Microelectronics Semiconductor Device Fabrication, Optics, Semiconductor Device Fabrication
Category(s): Electrical > Electronics & Semiconductors, Materials > Fabrication Technologies