Analysis of system trade-offs for terahertz imaging

In this paper we analyse the trade-offs for a terahertz imaging system and discuss implementation of a terahertz micro antenna array for imaging. We also describe applications of terahertz imaging and improvements in the signal processing.

[1]  L. Boivin,et al.  T-ray tomography. , 1997 .

[2]  C. Schmuttenmaer,et al.  FAR-INFRARED DIELECTRIC PROPERTIES OF POLAR LIQUIDS PROBED BY FEMTOSECOND TERAHERTZ PULSE SPECTROSCOPY , 1996 .

[3]  B. Lax,et al.  Applications of Far Infrared Lasers , 1976 .

[4]  G. C. Cho,et al.  Time-domain dielectric constant measurement of thin film in GHz–THz frequency range near the Brewster angle , 1999 .

[5]  Amara Lynn Graps,et al.  An introduction to wavelets , 1995 .

[6]  Xiang Zhang,et al.  Two‐dimensional electro‐optic imaging of THz beams , 1996 .

[7]  Kurz,et al.  Coherent submillimeter-wave emission from Bloch oscillations in a semiconductor superlattice. , 1993, Physical review letters.

[8]  C. W. Gabel,et al.  Picosecond electro‐optic sampling system , 1982 .

[9]  Igal Brener,et al.  Design and performance of singular electric field terahertz photoconducting antennas , 1997 .

[10]  Xi-Cheng Zhang,et al.  Free-space electro-optics sampling of mid-infrared pulses , 1997 .

[11]  J. B. Stark,et al.  Coherent terahertz radiation detection: Direct comparison between free-space electro-optic sampling and antenna detection , 1998 .

[12]  Jean-Marc Halbout,et al.  Characterisation of an optoelectronically pulsed broadband microwave antenna , 1988 .

[13]  Xicheng Zhang,et al.  Design and characterization of traveling-wave electrooptic terahertz sensors , 1996 .

[14]  N. Scherer,et al.  Optical pump-terahertz probe spectroscopy utilizing a cavity-dumped oscillator-driven terahertz spectrometer , 1998 .

[15]  D. Grischkowsky,et al.  Observation of pure rotational absorption spectra in the nu2 band of hot H(2)O in flames. , 1998, Optics letters.

[16]  D. Mittleman,et al.  Chemical recognition of gases and gas mixtures with terahertz waves. , 1996, Optics letters.

[17]  Chaiyuth Chansungsan.  Coherent terahertz radiative dynamics of excitons from ultrafast optical excitation of single semiconductor quantum wells , 1996 .

[18]  David L. Donoho,et al.  De-noising by soft-thresholding , 1995, IEEE Trans. Inf. Theory.

[19]  Heribert Eisele,et al.  Two-terminal devices as fundamental solid state terahertz oscillators , 1999, Industrial Lasers and Inspection.

[20]  Jean-Marc Halbout,et al.  Characterisation of an optoelectronically pulsed equiangular spiral antenna , 1990 .

[21]  Luo,et al.  Terahertz emission in single quantum wells after coherent optical excitation of light hole and heavy hole excitons. , 1992, Physical review letters.

[22]  Igal Brener,et al.  Generation of terahertz electromagnetic pulses from quantum-well structures , 1994 .

[23]  D. Kleinman,et al.  Cerenkov Radiation from Femtosecond Optical Pulses in Electro-Optic Media , 1984, Topical Meeting on Ultrafast Phenomena.

[24]  Richard Alan Cheville,et al.  Late-time target response measured with terahertz impulse ranging , 1997 .

[25]  L. Tsang,et al.  Valence-band mixing and continuum excitons in the excitonic model for coherent terahertz radiation from quantum wells , 1997 .

[26]  M. Nuss,et al.  Imaging with terahertz waves. , 1995, Optics letters.

[27]  D. Grischkowsky,et al.  Terahertz time-domain spectroscopy of water vapor. , 1989, Optics letters.

[28]  Kei-Hsiung Yang,et al.  Generation of Far‐Infrared Radiation by Picosecond Light Pulses in LiNbO3 , 1971 .

[29]  D. Mittleman,et al.  T-ray imaging , 1996 .

[30]  X.-C. Zhang.  Ultrafast Electro-Optic Field Sensor and Its Image Applications , 1997 .

[31]  Real-time endoscopic optical coherence tomography in human patients , 1999 .

[32]  D. Averin,et al.  TASERs: Possible dc pumped terahertz lasers using interwell transitions in semiconductor heterostructures , 1994 .

[33]  R. F. Kopf,et al.  Log‐periodic antennas for pulsed terahertz radiation , 1991 .

[34]  Maya R. Gupta,et al.  Recent advances in terahertz imaging , 1999 .

[35]  Richard Baraniuk,et al.  Applications of terahertz imaging , 1998, Nonlinear Optics '98. Materials, Fundamentals and Applications Topical Meeting (Cat. No.98CH36244).

[36]  Xiang Zhang,et al.  Terahertz radiation from a photoconducting antenna array , 1992 .

[37]  Richard Alan Cheville,et al.  Time domain terahertz impulse ranging studies , 1995 .

[38]  K. Shore,et al.  Modulation bandwidth optimisation for unipolar intersubband semiconductor lasers , 1997 .

[39]  Anthonio Teolis,et al.  Computational signal processing with wavelets , 1998, Applied and numerical harmonic analysis.

[40]  D. Mittleman,et al.  Noncontact semiconductor wafer characterization with the terahertz Hall effect , 1997 .

[41]  D. Grischkowsky,et al.  THz time-domain spectroscopy (THz-TDS) with electro-optic detection , 1999 .

[42]  Alfred P. DeFonzo,et al.  Optoelectronic transmission and reception of ultrashort electrical pulses , 1987 .

[43]  R. Jacobsen,et al.  Generation and detection of terahertz pulses from biased semiconductor antennas , 1996 .

[44]  Martin Koch,et al.  New Dimensions in T-Ray Imaging , 1998 .

[45]  D. Jäger,et al.  Optoelectronically pulsed slot-line antennas , 1983 .

[46]  K. Cheung,et al.  Picosecond photoconducting Hertzian dipoles , 1984 .

[47]  D. Grischkowsky,et al.  Far-infrared time-domain spectroscopy with terahertz beams of dielectrics and semiconductors , 1990 .

[48]  X. Zhang,et al.  Broadband detection capability of ZnTe electro-optic field detectors , 1996 .

[49]  M. Nuss,et al.  Subpicosecond photoconducting dipole antennas , 1988 .

[50]  C. Burrus,et al.  Introduction to Wavelets and Wavelet Transforms: A Primer , 1997 .

[51]  Arnold Migus,et al.  Generation of ultrabroadband femtosecond pulses in the mid‐infrared by optical rectification of 15 fs light pulses at 100 MHz repetition rate , 1995 .

[52]  J. Coutaz,et al.  A reliable method for extraction of material parameters in terahertz time-domain spectroscopy , 1996 .

[53]  Martin Koch,et al.  THz near-field imaging , 1998 .

[54]  Edmund H. Linfield,et al.  Applications of terahertz (THz) technology to medical imaging , 1999, Industrial Lasers and Inspection.

[55]  M. L. Meade.  Lock-in amplifiers : principles and applications , 1983 .

[56]  Martin C. Nuss,et al.  Chemistry is right for T-ray imaging , 1996 .

[57]  Masahiko Tani,et al.  Generation of cw-Terahertz Radiation Using a Two-Longitudinal-Mode Laser Diode , 1998 .

[58]  Xiang Zhang,et al.  Terahertz optical rectification from 〈110〉 zinc‐blende crystals , 1994 .

[59]  W. DiNatale,et al.  Generation and detection of coherent terahertz waves using two photomixers , 1998 .