Dr. Pedram Leilabady

PATENTS AND PUBLICATIONS

Patents Granted:

  1. Vortex shedding flowmeter, UK 8417367, EU WO8600698 - 1986, US 4,706,502 – 1987
  2. Fiber optic data ring and current detector, UK 8603375 - 1987
  3. Interferometric apparatus, EU WO8704798 – 1987
  4. Optical fibre measuring system, EU EP0260894 - 1988, US 4,974,961 - 1990
  5. Simultaneous generation of laser radiation at two different frequencies, US 4,956,843 1990, EU EP0422834 - 1991
  6. Single-frequency laser of improved amplitude stability, US 5,031,182 & EU EP0421661 – 1991
  7. Self-heterodyne optical fiber communications system, US 5,355,381 & EU WO9414209 - 1994
  8. Coupled cavity laser source for telecommunications, EU WO9945612 – 1999
  9. Laser assembly platform with silicon base, US 6,178,188 - 2001
  10. Design and process for efficient coupling of light from light emitting diode chips, US 6,980,710 - 2005
  11. Solid State Lasers and A Method For Their Production, US 7,126,976 - 2006

 

Patents Pending:

  1. High performance sol-gel materials as encapsulants for light emitting diodes, Pending 2003
  2. Integrated optical circuits, Pending 2002
  3. Process for packaging of light emitting devices using a spin-on-glass material, Pending 2004

 

Peer Reviewed Journal Publications:

 

  1. Monomode fiber optic vortex shedding flowmeter

Electronics Letters, Vol. 20 (16), p. 664, 1984.

 

  1. Monomode fiber optic interferometric techniques in flow velocity measurement

Optica Acta, Vol. 32 (2), p. 233, 1985.

 

  1. Monomode fiber optic strain gauge with simultaneous phase and polarization state detection

Optics Letters, Vol. 10, p. 576, 1985.

 

  1. Applications of birefringent optical fibers in velocimetry and light scattering

Photon Correlation and Other Techniques in Fluid Mechanics, Cambridge, IP Ser. 77, p. 45, 1985.

 

  1. Combined interferometric-polarimetric fiber optic sensor capable of remote operation

Optics Communications, Vol. 57 (2), p. 77, 1986.

 

  1. A dual interferometer implemented in parallel on a single birefringent mono mode optical fiber

Journal of Physics E: Scientific Instruments, Vol. 19, p. 143, 1986.

 

  1. High frequency non-mechanical linear optical polarization state rotation generator

Journal of Physics E: Scientific Instruments, Vol. 19, p. 146, 1986.

 

  1. Monomode fiber optic sensors: Optical processing schemes

International Journal of Optical Sensors, Vol. 2, p. 123, 1986.

 

  1. Simultaneous measurement of two orthogonal velocity components with fiber optic laser Doppler

Journal of Physics E: Scientific Instruments, Vol. 19, 1986.

 

  1. Magnetic field measurement with a fiber Sagnac interferometer

Journal of Physics E: Scientific Instruments, Vol 19, 1986.

 

  1. Zero insertion loss random access fiber optic data ring based upon the Faraday effect

Electronics Letters, Vol. 22 (12), p. 665,1986.

 

  1. Interferometric fiber optic Hydrogen sensor

Journal of Physics E: Scientific Instruments, Vol. 19, 1986.

 

  1. Optical fiber flammable gas sensor

Journal of Physics E: Scientific Instruments, Vol. 19, 1986.

 

  1. A pseudo-reciprocal fiber optic Faraday rotation sensor

Optics Communications, Vol. 59 (3), p. 173, 1986.

 

  1. Simultaneous measurement of strain and temperature

International Journal of Optical Sensors, 1987.

 

  1. All fiber optic interferometric remote point temperature sensor

Optics Letters, Vol. 12, p. 772, 1987.

 

 

  1. A multiplexed remote fiber optic Fabry-Perot sensing system

Optics Communications, 1987.

 

  1. Multiple beam fiber optic holography with fringe stabilization

Applied Optics, 1987.

 

  1. +21 dBm Erbium power amplifier pumped by Nd:YAG laser

IEEE Photonics Technology Letters, 1992.

 

  1. Laser diode array pumped dual-cube Nd:YAG with simultaneous dual single frequency emissions

Optics Communications, 1992.

 

  1. Long span coherent transmission with Erbium Ytterbium doped fiber power amplifiers

Electronics Letters, Vol. 28 (5), 1992.

 

  1. Solid state pumping of 1.5 um optical amplifiers and sources for lightwave video transmission

Journal of Lightwave Technology, 1993.

 

  1. A 1.55-µm solid-state laser source for DWDM applications

Journal of Lightwave Technology, Vol 17 (10), 1999.

 

Peer reviewed Conference Publications:

 

  1. Monomode fiber optic vortex shedding flowmeter

Optical Fiber Sensors, OFS'84, Sttutgart, 1984.

 

  1. Single mode fiber flowmeters

Optics'84, Conf. Proc., Keele, 1984.

 

  1. Dual Fabry-Perot interferometers implemented in parallel on a single optical fiber

Optical Fiber Sensors, OFS'85, Conf. Proc., San Diego, 1985.

 

  1. Laser Doppler velocimeters

Optical Fiber Sensors, OFS'85, Conf. Proc., San Diego, 1985.

 

  1. Single mode fiber optic sensors: conventional interferometric, polarimetric and combined devices

Fiber Optics' 85, London, SPIE Vol. 552, p.196, 1985.

 

  1. Strain measurement techniques using single mode optical fibers

Sensors and Their Applications'85, Southampton, Conf. Proc., p. 126, 1985.

 

 

  1. Interferometric strain measurement using optical fibers

Optical and Electro-Optical Applied Sciences and Engineering, SPIE Vol. 586, p. 8O, 1985.

 

  1. Polarization state control using fiber optic techniques

Optical and Electro-Optical Applied Sciences and Engineering, SPIE Vol. 586, p. 90, 1985.

 

  1. Fiber optic modulators for laser velocimetry

Laser Anemometry, Manchester, BHRA Fluid Engineering, p. 24, 1985.

 

  1. Fiber optic sensors based on polarization interferometry

Electro-Optics and Lasers UK'86, Conf. Proc., Brighton, 1986.

 

  1. Optical fiber polarimetry

Fiber Optics'86, London, SPIE Vol. 630, p. 187, 1986.

 

  1. Explotation of Faraday effect in optical fibers

lEE Meeting on Distributed Sensors, Conf. Proc., London, 1986.

 

  1. Magnetic field measurement using a fiber ring interferometer

Optical Fiber Sensors, OFS'86, Conf. Proc., Tokyo, 1986.

 

  1. Fiber optic interferometric Hydrogen sensor

Optical Fiber Sensors, OFS'86, Conf. Proc. p. 127, 1986.

 

  1. Fiber based velocimetry: An optical link and two dimensional probe

Applications of Laser Anemometry to Fluid Mechanics, Lisbon, 1986.

 

  1. Fiber optic magnetometry based on Faraday rotation

Optics'86, Scheveningen, Conf. Proc. p. 79, 1986.

 

  1. Measurement techniques for magnetic field gradient detection

SPIE Conference on Fiber Optics, Boston, 1986.

 

  1. Fiber optic components for sensor applications

37th Electronics Components Conf., ECC'87, Boston, 1987.

 

  1. Optical fiber point temperature sensor

SPIE O-E/Fibers'87, San Diego, 1987.

 

  1. Single mode fiber optic DC magnetometer

SPIE O-E/Fibers'87, San Diego, 1987.

 

  1. Frequency stabilization of semiconductor laser through miniature IOC interferometer

SPIE O-E/Fibers'87, San Diego, 1987.

 

  1. Laser frequency stabilization using narrow band wavelength division multiplexers

SPIE O-E/Fibers'87, San Diego, 1987.

 

  1. Multiple beam fiber optic holography with fringe stabilization

SPIE O-E/Fibers'87, San Diego, 1987.

 

  1. Applications of Faraday rotation using monomode optical fibers

SPIE Conf. Pub., FiberOptics'87, Brighton, 1987.

 

  1. Diode laser array pumped cube Nd:YAG laser with stable single frequency emission

CLEO'90, Anaheim, 1990.

 

  1. Erbium and Holmium lasers pumped with Nd:YAG

LEOS'90, Boston, 1990.

 

  1. Solid state lasers and their applications

Optical Society of America Lecture, Chicago, 1990.

 

  1. 1.5 um high power diode pumped Erbium laser

Optical Fiber Communications, OFC'91, P 22, San Diego, 1991.

 

  1. High power sensitized Erbium optical amplifier

Optical Fiber Communications, OFC'91, San Diego, 1991.

 

  1. +20 dBm Erbium amplifier pumped by a single diode pumped Nd:YAG laser,

Optical Amplifiers and Their Applications'91 , Snowmass Village, 1991.

 

  1. Analog transmission characteristics of Erbium amplifier pumped by Nd:YAG laser

European Conference on Optical Communications, ECOC'91 , p. 5, Paris, 1991.

 

  1. Single frequency Nd:YLF cube lases pumped by laser-diode-arrays

CLEO'92, Conf. Proc., Anaheim, 1992.

 

  1. All optical self-heterodyned remote antenna shemes

2nd DARPA/RADS Symposium on Photonic Schemes for Antenna Applications, Monterey, 1991.

 

  1. High output power Er/Yb co-doped optical amplifiers pumped by Nd lasers

Optical Amplifiers and Their Applications, Santa Fe, 1992.

 

 

  1. Video distribution networks employing optical power amplifiers

European Conference on Optical Communications, ECOC'92, Bertin, 1992.

 

  1. High-power Erbium optical amplifiers

Optical Amplifiers and Their Applications, Yokohama, 1993.

 

  1. Field trial of a 622 Mbit/s CPFSK coherent system with optical amplifier

European Conference on Optical Communications, ECOC’93, Montreux, 1993.

 

Select Other Publications:

 

  1. Optical generation of heterodyne carrier using doubly polarized lasers

Private Communications Naval Research Laboratories, NRL, 1992.

 

  1. Observation of forward Brillouin scatter in long-haul optical transmissions

Private Communications, University of North Carolina, 1992.

 

  1. Optical amplifiers and their applications

Invited Lecture, Western Communications Symposium, Pheonix, 1993.

 

  1. High power Erbium amplifiers

Fiber Optic Product News, 1994.

 

  1. Microwave signal distribution using an optical amplifier

Private Communication, Thomson CSF, France, 1994.

 

  1. Fiber optics and optical communications technology

Invited talk & conference chair, SPIE Opto Southeast Meeting, 2000.

 

  1. Optics and semiconductors: convergence of two technologies

Invited paper, International conference on compound semiconductor manufacturing technology (MANTEK’02), 2002.

 

  1. Optoelectronic components benefit from wafer-level integration

Invited paper, Strategies in optoelectronic manufacturing, San Mateo, CA 2003.

 

  1. Wafer Level LED White Light Extraction

Invited talk, Strategies in Light, San Diego, CA, 2003.

 

  1. Understanding lumen depreciation

Invited talk, Light-it-up LED applications conference, 2004.