Search Results - wireless

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Universal Mimo Accelerator for Next Generation Wireless Communication Systems

Summary: UCLA researchers in the department of Electrical Engineering have developed a universal multiple-input multiple-output (MIMO) decoder that incorporates all available decoding algorithms necessary for any wireless standard. Background: MIMO has become a key technology for wireless communication, but it is believed that the demands put on...

Published: 3/27/2024 | Inventor(s): Babak Daneshrad, Karim Mohammed, Weijun Zhu, Hun-Seok Kim

Keywords(s): 3G, 4G, 5G, Antennas/Wireless, cell phone, cellular, cognitive radio, decoding algorithm, energy-efficient wireless communication, LTE, MIMO, MIMO accelerator, MIMO decoder, self-powered wireless sensor solutions, WiFi, WiMAX, Wireless, wireless capsule endoscopy, wireless communication, wireless energy harvesting, Wireless LAN LTE (Telecommunication), Wireless Sensor Network

Category(s): Electrical, Electrical > Wireless

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: 4/10/2024 | 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

Batteryless, Chipless Millimeterwave RFID Tags (UCLA Case No. 2023-220)

Intro Sentence: UCLA researchers in the Department of Computer Science have developed a chipless and batteryless RFID tag that operates at mmWave frequency and achieves millimeter resolution. Background: Radio frequency identification (RFID) tags have been used for a wide range of applications, such as baggage tracking and item localization in warehouses....

Published: 2/28/2024 | Inventor(s): Omid Abari, Mohammadreza Pakdeh, Mohammad Hossein Mazaheri Kalahrody

Keywords(s): - Agriculture, Antenna (Radio) Flip Chip DisplayPort, Antennas/Wireless, Chipset, Electronics & Semiconductors, Internet of Things (IoT), Inventory, Inventory Management, Logistics, Millimeterwave network, real-time sensing/monitoring/tracking, RFID, RFID (Radio Frequency Identification), Semiconductor, Semiconductors, Wireless

Category(s): Electrical, Electrical > Wireless > Antennas, Electrical > Wireless, Electrical > Electronics & Semiconductors, Electrical > Sensors

Dual-Stage On-Chip Optical-To-Microwave Low-Noise Synthesizer (Case No. 2022-059)

Summary: UCLA researchers in the Department of Electrical and Computer Engineering have developed the Dual-Stage On-Chip Optical-To-Microwave Low-Noise Synthesizer, which achieves exceptional phase-noise performance by combining optical and microwave components and is poised to improve telecommunications efficiencies. Background: The field of low-noise...

Published: 4/11/2024 | Inventor(s): Chee Wei Wong, Abhinav Kumar Vinod

Keywords(s): Electronics & Semiconductors, Microwave, Optics, Photonics, Semiconductor, Signal Processing, Signal-To-Noise Ratio, Wireless

Category(s): Electrical, Electrical > Electronics & Semiconductors, Electrical > Signal Processing, Electrical > Wireless, Optics & Photonics

2022-118 UWHear: Through-Wall Extraction and Separation of Audio Vibrations Using Wireless Signals

Summary: UCLA researchers in the department of Electrical and Computer Engineering have developed a system that simultaneously recovers and separates sounds from multiple sources using impulse radio ultra-wide band technology without microphones that is capable of working through light building materials without the need for line of sight. Background: Audio...

Published: 7/19/2023 | Inventor(s): Mani Srivastava, Ziqi Wang, Akash Singh, Luis Garcia, Zhe Chen, Jun Luo

Keywords(s): Antenna (Radio), Antennas/Wireless, Audio Power Amplifier, Electrical Engineering, Monitoring And Recording Systems, Radar, Remote Sensing, Semiconductor, Semiconductor Device, Wideband, Wireless, Wireless Sensor Network

Category(s): Software & Algorithms, Software & Algorithms > Communication & Networking, Electrical, Electrical > Sensors, Electrical > Instrumentation, Electrical > Wireless, Electrical > Electronics & Semiconductors

2022-023 COPYRIGHT: FIELD-PROGRAMMABLE GATE ARRAY (FPGA) CORE FOR PROTOGRAPH-BASED RAPTOR-LIKE (PBRL) LOW-DENSITY PARITY-CHECK (LDPC) ENCODING AND DECODING

SUMMARY: UCLA researchers in the Department of Electrical and Computer Engineering have developed a software that serves as field programmable gate arrays (FPGAs) encoder and decoder for optical communications. BACKGROUND: Satellite communications requires wireless communication techniques that are resilient, secure, and able to process high volumes...

Published: 7/19/2023 | Inventor(s): Richard Wesel, Linfang Wang, Dariush Divsalar, Caleb Terill, Chester Hulse, Sean Chen, Calvin Kuo

Keywords(s): Aerospace Engineering, Communications Satellite, Field-Programmable Gate Array, Low-Density Parity-Check Code, Telecommunication, Wireless

Category(s): Software & Algorithms, Software & Algorithms > Communication & Networking, Electrical, Electrical > Wireless, Software & Algorithms > Programs

2021-106 Fast Startup of Crystal and Other High-Q Oscillators

Summary: UCLA researchers in the Department of Electrical and Computer Engineering have developed a novel device to rapidly startup High-Q Oscillators which reduce power consumption of wearable electronic devices. Background Wearable digital devices and small wirelessly connected devices known as “Internet of Things” are used in a wide...

Published: 10/18/2023 | Inventor(s): Sudhakar Pamarti

Keywords(s): Energy Efficiency, Energy Generation & Storage, Nanocrystal, Power Electronics, Semiconductor Device, Voltage-Controlled Oscillator, Wireless

Category(s): Electrical, Electrical > Electronics & Semiconductors, Energy & Environment > Energy Storage > Batteries

2019-329 Guided-Wave Powered Wireless Sensors

SUMMARY:UCLA researchers in the Department of Electrical and Computer Engineering have developed a wirelessly powered, flexible sensor that detects pipe leaks over long distances.BACKGROUND:While the problem of old and failing pipes has garnered attention, the methods for addressing such failing infrastructure has lagged. Monitoring leaks via sensors...

Published: 7/19/2023 | Inventor(s): Aydin Babakhani

Keywords(s): Sensors, Wireless

Category(s): Mechanical > Sensors, Electrical > Wireless

2019-897 THz Impulse and Frequency Comb Generation Using Reverse Recovery of PIN Diode

SUMMARY:UCLA researchers in the Department of Electrical and Computer Engineering have developed an antenna design procedure that can realize devices with beam scanning at a fixed frequency on a single element antenna.BACKGROUND: Broadband pulse generation has a wide range of applications such as high-speed communication, high-resolution radars, spectroscopy,...

Published: 1/10/2024 | Inventor(s): Aydin Babakhani, Seyedmohammadre Razavian

Keywords(s): Wireless

Category(s): Electrical > Wireless, Electrical > Wireless > Antennas