1
Eric Swanson, Christopher L Petersen, Edward McNamara, Ronald B Lamport, David L Kelly: Ultra-small optical probes, imaging optics, and methods for using same. LightLab Imaging, Testa Hurwitz & Thibeault, September 3, 2002: US06445939 (452 worldwide citation)

Ultra-small optical probes comprising a single-mode optical fiber and a lens which has substantially the same diameter as the optical fiber. The optical fiber and lens are positioned in a probe housing which is in the form of an insertional medical device such as a guidewire. Connector elements are ...


2
Constantinos Pitris, Stephen A Boppart, Xingde Li, Mark Brezinski, Eric Swanson, Edward McNamara, James G Fujimoto: Fiber optic needle probes for optical coherence tomography imaging. Massachusetts Institute of Technology, Testa Hurwitz & Thibeault, May 13, 2003: US06564087 (373 worldwide citation)

A fiber optic needle probe for measuring or imaging the internal structure of a specimen includes a needle defining a bore, an optical fiber substantially positioned within the bore, and a beam director in optical communication with the optical fiber. At least a portion of the wall of the needle is ...


3
James Aviani, David Eric Swanson, Frederick Baker, Kenneth E Mueller II, Matthew Richard Gnagy: Distributed network traffic load balancing technique implemented without gateway router. Cisco Technology, Beyer Weaver & Thomas, May 25, 2004: US06742044 (81 worldwide citation)

The technique of the present invention provides a solution to the problem of routing or redirecting a given client to a replica or proxy server which has a relatively shortest propagation delay to the client. According to the technique of the present invention, a network device referred to as an int ...


4
James Aviani, David Eric Swanson, Frederick Baker, Kenneth E Mueller II, Matthew Richard Gnagy: Distributed network traffic load balancing technique implemented without gateway router. Cisco Technology, Dean E Wolf Esq, Beyer Weaver & Thomas, September 7, 2004: US06789125 (66 worldwide citation)

The technique of the present invention provides a solution to the problem of routing or redirecting a given client to a replica or proxy server which has a relatively shortest propagation delay to the client. According to the technique of the present invention, a network device referred to as an int ...


5
James Aviani, David Eric Swanson, Frederick Baker, Kenneth E Mueller II, Matthew Richard Gnagy: Distributed network traffic load balancing technique implemented without gateway router. Cisco Technology, Dean E Wolf, Weaver Austin Villeneuve & Sampson, July 15, 2008: US07401159 (44 worldwide citation)

The technique of the present invention provides a solution to the problem of routing or redirecting a given client to a replica or proxy server which has a relatively shortest propagation delay to the client. According to the technique of the present invention, a network device referred to as an int ...


6
Carlos Esteban Muñoz, Karl Ernesto Thompson, Douglas S Piasecki, Wai Laing Lee, Eric Swanson: Systems and methods for adaptive auto-calibration of Radix<2 A/D SAR converters with internally generated stimuli. Cirrus Logic, Dan A Shifrin Esq, November 26, 2002: US06486806 (38 worldwide citation)

An auto-calibrating companion bit successive approximation system uses sampling and balancing capacitors in a charge redistribution digital-to-analog converter having multi-valued capacitors of magnitudes enabling redundant expression of electric charge values. Companion bits are used with sets of b ...


7
Carlos Esteban Muñoz, Karl Ernesto Thompson, Douglas S Piasecki, Wai Laing Lee, Eric Swanson: Successive approximation algorithm-based architectures and systems. Cirrus Logic, Skjerven Morrill MacPherson, July 23, 2002: US06424276 (29 worldwide citation)

A digital calibration system for an analog-to-digital converter system includes a computational system receiving digital bits from an analog-to-digital converter representing selection of elements of the digital-to-analog converter in response to an analog input. The computational engine produces a ...


8
Karl Ernesto Thompson, Carlos Esteban Muñoz, Douglas S Piasecki, Wai Laing Lee, Eric Swanson: Calibrated quasi-autozeroed comparator systems and methods. Cirrus Logic, David L Stewart, Steven Lin, June 26, 2001: US06252454 (19 worldwide citation)

A multistage comparator is calibrated to remove quasi-autozero voltages derived from the native comparator offset and autozero switch charge injection offsets. A multistage comparator includes a plurality of series connected amplifiers each having a programmable source, and further including a latch ...


9
Carlos Esteban Muñoz, Karl Ernesto Thompson, Douglas S Piasecki, Wai Laing Lee, Eric Swanson: System and apparatus for digitally calibrating capacitors in an analog-to-digital converter using successive approximation. Cirrus Logic, Skjerven Morrill MacPherson, July 9, 2002: US06417794 (19 worldwide citation)

A digital calibration system for an analog-to-digital converter system includes a computational system receiving digital bits from an analog-to-digital converter representing selection of elements of the digital-to-analog converter in response to an analog input. The computational engine produces a ...


10
Jinghui Li, Eric Swanson, John Zyskind: High resolution optical performance monitor for DWDM system. Sycamore Networks, Weingarten Schurgin Gagnebin & Lebovici, May 28, 2002: US06396051 (19 worldwide citation)

An apparatus for measuring the optical-signal-to-noise ratio (OSNR) of an optical system is adapted to function in single channel or in multi-channel wavelength division multiplexed optical communication systems. An optical signal spectrum and a center frequency characterize the optical signals. A n ...