Search Results - roozbeh+tabrizian

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High-Performance Resonator for Use in Super-High-Frequency Wireless Transceivers
Resonator for Use in High-Resolution Radar and High-Bandwidth Satellite Communications This device is a high-performance resonator that sustains a high resonator quality factor and is smaller, lighter, and consumes less power than other super-high-frequency resonators. The super-high-frequency wave band is used for a number of important civilian and...
Published: 3/28/2023   |   Inventor(s): Kevin Jones, Roozbeh Tabrizian, George Wang
Keywords(s):  
Category(s): Technology Classifications > Engineering > Materials, Technology Classifications > Engineering > Others
Digitally Tunable Acoustic Resonator for 5G Communication Systems
Increases Signal Processing Configurability and Tunability to Improve Multi-Band Communications This acoustic resonator easily configures via ferroelectric switching to filter wide-spectrum frequencies for 5G devices and tactical communication systems. The number of electronic devices that are internet-enabled has been increasing each year. Beyond...
Published: 3/1/2024   |   Inventor(s): Roozbeh Tabrizian
Keywords(s):  
Category(s): Technology Classifications > Engineering > Computer Science, Technology Classifications > Engineering > Electrical
Non-Reciprocal Frequency Limiter to Meet High Data Requirements of Emerging Wireless Communication Systems
Achieves Necessary CMOS-Compatibility and Non-Reciprocal Behavior Using Micro-Electro-Mechanical ResonatorsThis high-performance bulk acoustic resonator provides narrow frequency filtering that can be used in the most advanced wireless mobile systems. Full-duplex wireless communication front-ends are one of the key-enabling systems for 5G and beyond....
Published: 3/24/2023   |   Inventor(s): Roozbeh Tabrizian, Mayur Ghatge
Keywords(s):  
Category(s): Technology Classifications > Engineering > Computer Science
Nano Acoustic Resonator to Improve 5G Wireless Communication Networks
Minimizes Film Thickness to Enable Extreme Scaling to mm-Wave FrequenciesThis nano-acoustic resonator employs a ferroelectric transducer to enable the radio frequency (RF) front-end module necessary for the realization of 5G wireless communication networks. The majority of Americans today use a cellphone as a primary source for wireless communication....
Published: 8/19/2022   |   Inventor(s): Roozbeh Tabrizian, Toshikazu Nishida, Mayur Ghatge, Glen Walters
Keywords(s): Frequency reference, mmWave, Nano-mechanical resonator, RF Front-end
Category(s): Technology Classifications > Engineering > Electrical
Dispersive Acoustic Waveguide for High Quality Factor Resonators that Operate at Extreme Frequencies
Increases Efficiency of Narrow Bandwidth Communication Across Wireless DevicesThis crystal-based waveguide enables excitation of large amplitude harmonic acoustic waves without signal distortion, establishing high quality factor (Q) resonators to improve narrow band communication in electronic devices. Wireless communication industries often employ...
Published: 7/5/2023   |   Inventor(s): Roozbeh Tabrizian
Keywords(s): fully linear bulk acoustic reosnator, Linearity, oscillator, resonator
Category(s): Technology Classifications > Engineering > Electrical
Multi-Band Synchronous Frequency-Reference Chain for Carrier-Aggregated 5G Networks
Improves Efficiency of Multi-Band Communication Schemes Operating over Ultra and Super-High FrequenciesThis high-speed, selective, nonlinear signal processor uses a mechanical wave-mixing matrix to synthesize multi-band frequencies, enabling a tremendous boost in the spectrum resources through accessing white bands in cm- and mm-wave spectrums. To accommodate...
Published: 6/27/2021   |   Inventor(s): Roozbeh Tabrizian, Mayur Ghatge
Keywords(s): frequency comb, nonlinear signal processor, oscillator, signal mixer
Category(s): Technology Classifications > Engineering > Electrical
NEMS Barcodes that Use Nano-Sized Arrays for Clandestine, Tamper-Proof Tracking IDs
Enables Low-Power, Contact-Less Readout Schemes, Extreme Miniaturization, and Application on Most MaterialsThese nano-electromechanical systems (NEMS) barcodes use nano-sized arrays to create microscopic, non-cloneable labels and IDs with unprecedented immunity to counterfeiting. Businesses and other institutions rely on barcodes and other identifiers...
Published: 6/27/2021   |   Inventor(s): Swarup Bhunia, Roozbeh Tabrizian
Keywords(s): barcode, NEMS, unclonable
Category(s): Technology Classifications > Engineering > Electrical, Technology Classifications > Others > Nanotech, Technology Classifications > Others > Security