Chi Yung Fu, Loren Petrich: Signal processing method and system for noise removal and signal extraction. Lawrence Livermore National Security, James S Tak, John H Lee, April 14, 2009: US07519488 (59 worldwide citation)

A signal processing method and system combining smooth level wavelet pre-processing together with artificial neural networks all in the wavelet domain for signal denoising and extraction. Upon receiving a signal corrupted with noise, an n-level decomposition of the signal is performed using a discre ...

Mariam N Maghribi, Peter A Krulevitch, James Courtney Davidson, Thomas S Wilson, Julie K Hamilton, William J Benett, Armando R Tovar: Stretchable polymer-based electronic device. Lawrence Livermore National Security, Eddie E Scott, John H Lee, February 26, 2008: US07337012 (54 worldwide citation)

A stretchable electronic circuit or electronic device and a polymer-based process to produce a circuit or electronic device containing a stretchable conducting circuit. The stretchable electronic apparatus has a central longitudinal axis and the apparatus is stretchable in a longitudinal direction g ...

William W Craig, Simon E Labov: Cellular telephone-based radiation detection instrument. Lawrence Livermore National Security, James S Tak, June 14, 2011: US07960700 (39 worldwide citation)

A network of radiation detection instruments, each having a small solid state radiation sensor module integrated into a cellular phone for providing radiation detection data and analysis directly to a user. The sensor module includes a solid-state crystal bonded to an ASIC readout providing a low co ...

George J Caporaso, Scott D Nelson, Brian R Poole: Sequentially pulsed traveling wave accelerator. Lawrence Livermore National Security, James S Tak, John H Lee, August 18, 2009: US07576499 (35 worldwide citation)

A sequentially pulsed traveling wave compact accelerator having two or more pulse forming lines each with a switch for producing a short acceleration pulse along a short length of a beam tube, and a trigger mechanism for sequentially triggering the switches so that a traveling axial electric field i ...

George J Caporaso, Yu Jiuan Chen, Steven A Hawkins, Stephen E Sampayan, Arthur C Paul: Compact accelerator for medical therapy. Lawrence Livermore National Security, James S Tak, May 4, 2010: US07710051 (32 worldwide citation)

A compact accelerator system having an integrated particle generator-linear accelerator with a compact, small-scale construction capable of producing an energetic (˜70-250 MeV) proton beam or other nuclei and transporting the beam direction to a medical therapy patient without the need for bending m ...

Peter Krulevitch, Dennis L Polla, Mariam N Maghribi, Julie Hamilton, Mark S Humayun, James D Weiland: System of fabricating a flexible electrode array. Lawrence Livermore National Security, Eddie E Scott, John H Lee, October 12, 2010: US07810233 (32 worldwide citation)

An image is captured or otherwise converted into a signal in an artificial vision system. The signal is transmitted to the retina utilizing an implant. The implant consists of a polymer substrate made of a compliant material such as poly(dimethylsiloxane) or PDMS. The polymer substrate is conformabl ...

Claudia A Kent, Farid Dowla: Position estimation of transceivers in communication networks. Lawrence Livermore National Security, John P Wooldridge, Michael C Staggs, John H Lee, June 3, 2008: US07383053 (26 worldwide citation)

This invention provides a system and method using wireless communication interfaces coupled with statistical processing of time-of-flight data to locate by position estimation unknown wireless receivers. Such an invention can be applied in sensor network applications, such as environmental monitorin ...

Olgica Bakajin, Jason Holt, Aleksandr Noy, Hyung Gyu Park: Membranes for nanometer-scale mass fast transport. Lawrence Livermore National Security, October 18, 2011: US08038887 (22 worldwide citation)

Nanoporous membranes comprising single walled, double walled, and multiwalled carbon nanotubes embedded in a matrix material were fabricated for fluid mechanics and mass transfer studies on the nanometer scale and commercial applications. Average pore size can be 2 nm to 20 nm, or seven nm or less, ...

James V Candy, Alan W Meyer: Time reversal communication system. Lawrence Livermore National Security, December 2, 2008: US07460605 (22 worldwide citation)

A system of transmitting a signal through a channel medium comprises digitizing the signal, time-reversing the digitized signal, and transmitting the signal through the channel medium. The channel medium may be air, earth, water, tissue, metal, and/or non-metal.

David M Sanders, Stephen Sampayan, Kirk Slenes, H M Stoller: Cast dielectric composite linear accelerator. Lawrence Livermore National Security, TPL, James S Tak, John H Lee, November 10, 2009: US07615942 (22 worldwide citation)

A linear accelerator having cast dielectric composite layers integrally formed with conductor electrodes in a solventless fabrication process, with the cast dielectric composite preferably having a nanoparticle filler in an organic polymer such as a thermosetting resin. By incorporating this cast di ...