1
Seok Hyun Yun, Brett Eugene Bouma, Guillermo J Tearney, Johannes Fitzgerald De Boer: Method and apparatus for performing optical imaging using frequency-domain interferometry. The General Hospital Corporation, Dorsey & Whitney, June 8, 2010: US07733497 (118 worldwide citation)

An apparatus and method are provided. In particular, at least one first electro-magnetic radiation may be provided to a sample and at least one second electro-magnetic radiation can be provided to a non-reflective reference. A frequency of the first and/or second radiations varies over time. An inte ...


2
Seok Hyun Yun, Brett Eugene Bouma, Guillermo J Tearney, Johannes F deBoer: System and method for optical coherence imaging. The General Hospital Corporation, Dorsey & Whitney, April 29, 2008: US07365859 (55 worldwide citation)

A system and method for imaging of a sample, e.g., biological sample, are provided. In particular, at least one source electro-magnetic radiation forwarded to the sample and a reference may be generated. A plurality of detectors may be used, at least one of the detectors capable of detecting a signa ...


3
Seok Hyun Yun, Brett E Bouma, Guillermo J Tearney, Johannes Fitzgerald De Boer: Method and apparatus for performing optical imaging using frequency-domain interferometry. The General Hospital Corporation, Dorsey & Whitney, June 28, 2011: US07969578 (53 worldwide citation)

An apparatus and method are provided. In particular, at least one first electro-magnetic radiation may be provided to a sample and at least one second electro-magnetic radiation can be provided to a non-reflective reference. A frequency of the first and/or second radiations varies over time. An inte ...


4
Seok Hyun Yun, Byoung Yoon Kim: Wavelength-swept laser and method for its operation. Korea Advanced Institute of Science and Technology, Donam Systems, Marger Johnson & McCollom P C, November 9, 2004: US06816515 (31 worldwide citation)

The present invention relates to a wavelength-swept laser and a method for generating laser output. The wavelength-swept pulse laser according to one aspect of the present invention uses spontaneous mode-locking to produce a pulse output with the center wavelength continuously varying with time. On ...


5
Byoung Yoon Kim, Hyo Sang Kim, Seok Hyun Yun, In Kag Hwang: All-fiber acousto-optic tunable filter. Korea Advanced Institute of Science and Technology, Oliff & Berridge, February 1, 2000: US06021237 (19 worldwide citation)

This invention relates to an all-fiber acousto-optic tunable wavelength filter which is useful in optical communications or optical fiber sensor systems. The present invention provides an all-fiber acousto-optic tunable filter, comprising: a length of optical fiber for propagating optical waves; a f ...


6
Abraham J Cense, Seok Hyun Yun, Johannes F de Boer: Process, system and software arrangement for a chromatic dispersion compensation using reflective layers in optical coherence tomography (OCT) imaging. The General Hospital Corporation, Dorsey & Whitney, September 13, 2011: US08018598 (17 worldwide citation)

A system, process and software arrangement are provided to compensate for a dispersion in at least one portion of an image. In particular, information associated with the portion of the image is obtained. The portion of the image can be associated with an interference signal that includes a first el ...


7
Wayne V Sorin, Pavel Polynkin, Steven L Shepherd, Byoung Yoon Kim, Seok Hyun Yun: Acousto-optic variable attenuator with active cancellation of back reflections. Novera Optics, Blakely Sokoloff Taylor & Zafman, January 21, 2003: US06510261 (17 worldwide citation)

An acousto-optic filter includes an optical fiber with a first region and a second region. A first acoustic wave generator is coupled to optical fiber. The first acoustic wave generator produces a first acoustic wave that travels in a first direction in the first region. A backward-propagating wave ...


8
David John Richardson, David Oliver Culverhouse, Seok Hyun Yun, Byoung Yoon Kim: Broadband laser source. University of Southampton, Iandiorio & Teska, May 31, 2005: US06901087 (16 worldwide citation)

A broadband laser source comprising: a resonant cavity (1) containing a medium (2) which emits optical energy (3) in a continuum of wavelengths in response to application of pump energy (4) to the medium (2); a source of pump energy (5) for producing said optical energy (3); a frequency shifter (6) ...


9
Byoung Yoon Kim, Seok Hyun Yun, Wayne V Sorin: Channel equalizer with acousto-optic variable attenuators. Novera Optics, Blakely Sokoloff Taylor & Zafman, March 25, 2003: US06539148 (14 worldwide citation)

An optical communication assembly includes a demultiplexer coupled to an input fiber, a multiplexer coupled to an output fiber and a plurality of optical fibers. Each optical fiber is coupled to one or both of the demultiplexer and multiplexer. A plurality of attenuators are each coupled to an optic ...


10
Seok Hyun Yun, Giuliano Scarcelli: Methods, arrangements and systems for obtaining information associated with a sample using optical microscopy. The General Hospital Corporation, Dorsey & Whitney, February 14, 2012: US08115919 (13 worldwide citation)

Exemplary embodiments of methods, arrangements and systems for obtaining information about a sample can be provided. For example, in one exemplary embodiment, it is possible to receive a first electro-magnetic radiation from a sample which is based on a second electro-magnetic radiation forwarded to ...